CN108448387A - Telescopic safety clamp and high-tension switch cabinet - Google Patents
Telescopic safety clamp and high-tension switch cabinet Download PDFInfo
- Publication number
- CN108448387A CN108448387A CN201810485947.4A CN201810485947A CN108448387A CN 108448387 A CN108448387 A CN 108448387A CN 201810485947 A CN201810485947 A CN 201810485947A CN 108448387 A CN108448387 A CN 108448387A
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- Prior art keywords
- folder stick
- stick
- folder
- sleeve
- insulation barrier
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- 230000004888 barrier function Effects 0.000 claims abstract description 68
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- 230000001154 acute effect Effects 0.000 claims description 3
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- 230000005611 electricity Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
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- 238000000034 method Methods 0.000 description 3
- 230000006870 function Effects 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 229920000049 Carbon (fiber) Polymers 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
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- 230000005540 biological transmission Effects 0.000 description 1
- 239000004917 carbon fiber Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
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- 231100000517 death Toxicity 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
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- 239000010959 steel Substances 0.000 description 1
- 210000003781 tooth socket Anatomy 0.000 description 1
- 210000001364 upper extremity Anatomy 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/14—Shutters or guards for preventing access to contacts
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Switch Cases, Indication, And Locking (AREA)
Abstract
The present invention relates to technical field of electrical equipment, a kind of telescopic safety clamp and high-tension switch cabinet are disclosed.The telescopic safety clamp includes the first folder stick, the second folder stick and fixation kit；One end of the first folder stick is provided with sleeve, the axial direction of the sleeve is consistent with the first folder extending direction of stick, one end of the second folder stick be inserted into the sleeve and the second folder stick can sliding axially along the sleeve, the one end of the first folder stick and the second folder stick far from the sleeve is respectively arranged with clamp assembly；The fixation kit is used to limit the relative motion of the second folder stick and the sleeve.Upper insulation barrier and lower insulation barrier is fixed in telescopic safety clamp through the invention, causes to get an electric shock to effectively avoid the problem that accidentally opening insulation barrier, improves the job safety of operating personnel.
Description
Technical field
The present invention relates to technical field of electrical equipment, more particularly, to a kind of telescopic safety clamp and high-tension switch cabinet.
Background technology
Switchgear (switch cabinet) is a kind of electrical equipment, and switchgear outside line is introduced into master switch in cabinet, so
Enter sub-control switch afterwards, each branch is set according to its needs.Such as instrument, automatic control, motor magnetic switch, various A.C. contactors
Deng some also sets hyperbaric chamber and low-pressure chamber switchgear, is equipped with high voltage bus, such as power plant, and some is additionally provided with mainly to be set to protect
Standby low-frequency load reduction.
The main function of switchgear (switchgear) be generated electricity in electric system, transmitted electricity, the conversion of distribution and electric energy
During, opened and closed, controlled and protected electrical equipment.Component in switchgear mainly has breaker, disconnecting switch, load
The compositions such as switch, operating mechanism, mutual inductor and various protective devices.There are many sorting technique of switchgear, such as pass through breaker
Mounting means can be divided into withdraw-type switch cabinet and fixed switching cabinet；Or the difference according to cabinet body structure, open type can be divided into
Switchgear, metal closed switch cabinet and metal enclosed armoured switch cabinet；It can be divided into high-voltage switch gear again according to voltage class is different
Cabinet, Medium Voltage Switchgear and low-tension switch cabinet etc..It is primarily adapted for use in power plant, substation, petrochemical industry, metallurgical steel rolling, light industry spinning
It knits, the various different occasions such as industrial enterprise and residential quarters, skyscraper.
It is existing that withdraw-type switch cabinet is often used in substation, in maintenance, after trolley is released switchgear, by
It is still charged in busbar, therefore the upper contact head tape electricity in high-voltage board, for lower contact box because there is the possibility of the anti-power transmission of feeder line, also having can
It can electrification.In this way, if service personnel accidentally opens contact box insulation barrier, just someone will the danger that body gets an electric shock, the country has more
Playing service personnel's mistake opening insulation barrier leads to the case of electric shock injures and deaths, this is a danger present in high-voltage board service work
Point and major safety risks.
Current still no technical measures prevent personnel from accidentally opening contact box baffle in maintenance process, can only fully rely on
The awareness of safety of service personnel itself opens insulation barrier to pay attention to not missing, and is to prevent avoiding safety accident by artificial consciousness
Occur.Self this artificial consciousness is in practical operation especially for being difficult often to have, and operate other portions for new hand
Insulation barrier may also be opened along band when part, so a kind of device that can prevent insulation barrier from accidentally opening is needed, to ensure
The personal safety of service personnel.
Invention content
The purpose of the present invention is to provide a kind of telescopic safety clamps, to solve the exhausted of switchgear existing in the prior art
Edge baffle is easy accidentally to be opened there is technical issues that.
The present invention also aims to provide a kind of high-tension switch cabinet, to solve the exhausted of switchgear existing in the prior art
Edge baffle is easy accidentally to be opened there is technical issues that.
Based on above-mentioned first purpose, the present invention provides a kind of telescopic safety clamp, including the first folder stick, the second folder stick with
And fixation kit；
One end of the first folder stick is provided with sleeve, the extending direction one that the axial direction of the sleeve presss from both sides stick with described first
Cause, one end of the second folder stick be inserted into the sleeve and the second folder stick can sliding axially along the sleeve, it is described
The one end of first folder stick and the second folder stick far from the sleeve is separately provided for compressing the clamp assembly of insulation barrier；
The fixation kit is used to limit the relative motion of the second folder stick and the sleeve.
Further, the sleeve is the axially disposed hollow structure of the first folder stick.
Further, the second folder stick is provided with sawtooth close to one end of the first folder stick along its axial direction；
The sleeve is reserved with serrated slot, on the second folder stick with the sawtooth of the serrated slot flush position is exposed is sawing
In tooth socket；
The fixation kit be fixed on it is described first folder stick on position limiting clamp, the position limiting clamp includes barb, it is described fall
Hook and the engagement clamping on the second folder stick in the serrated slot.
Further, the sawtooth includes the vertical edge and inclined side on total vertex, and the vertical edge is set towards the second folder stick
One end of clamp assembly is set, and the vertical edge presss from both sides the axially vertical of stick with second, the inclined side is towards the first folder stick
Setting, and the vertical edge and the apex angle that the inclined side is formed are acute angle.
Further, the position limiting clamp further includes support base, torsional spring and fixed plate, and the support base is fixed on described
One folder stick and axially extending, the fixation that on the periphery wall of the serrated slot homonymy, the fixed plate presss from both sides stick along described first
Plate is connect with the support base by shaft, the axially vertical setting that the axial direction of the shaft presss from both sides stick with described first, the torsion
Spring is set in the shaft, and an end of the torsional spring is stuck in the fixed plate, another end card of the torsional spring
On the first folder stick；
The fixed plate connects the barb close to one end of the second folder stick, and the fixed plate is far from second folder
One end of stick is pressing handle.
Further, the clamp assembly of the first folder stick is that the one end of the first folder stick far from the second folder stick is curved
First crotch made of song；
The clamp assembly of the second folder stick is made of one end bending of the second folder stick far from the first folder stick
Second crotch；
First crotch is identical with the extending direction of second crotch.
Further, first crotch is vertically arranged with the first folder stick；
Second crotch is vertically arranged with the second folder stick.
Further, it is arranged rubber sleeve respectively on first crotch and the second crotch.
Further, the second folder stick is close to one end of the first folder stick, opposite with the second crotch setting side
Side on be provided with sawtooth.
Based on above-mentioned second purpose, the present invention also provides a kind of high-tension switch cabinet, including switch cabinet and as above-mentioned
The telescopic safety clamp of any one of them；
The switch cabinet body includes upper contact head box and lower contact box, and insulation stop is provided with above the upper contact head box
Plate is provided with lower insulation barrier below the lower contact box；
The clamp assembly of the first folder stick is pressed in the upper edge of the upper insulation barrier, the clamping group of the second folder stick
Part is pressed in the lower edge of the lower insulation barrier；Or
The clamp assembly of the first folder stick is pressed in the lower edge of the lower insulation barrier, the clamping group of the second folder stick
Part is pressed in the upper edge of the upper insulation barrier.
Compared with prior art, beneficial effects of the present invention are：
Telescopic safety clamp provided by the invention, including the first folder stick, the second folder stick and fixation kit；First folder
One end of stick is provided with sleeve, and the axial direction of the sleeve is consistent with the first folder extending direction of stick, the second folder stick
One end be inserted into the sleeve and the second folder stick can sliding axially along the sleeve, the first folder stick and described second
The one end of folder stick far from the sleeve is separately provided for compressing the clamp assembly of the insulation barrier；The fixation kit is used
In the relative motion for limiting the second folder stick and the sleeve.
The clamp assembly of the telescopic safety clamp of the present invention, the first folder stick and the second folder stick can limit above upper contact head box
Upper insulation barrier move upwards and lower contact box below lower insulation barrier move downward, in this way, cooperation cabinet inside itself have
The lower limit for the upper insulation barrier having and the upper limit of lower insulation barrier, can securely limit insulation barrier and lower insulation stop
Plate moves up and down.When service personnel overhauls, telescopic safety clamp is to upper insulation barrier and lower insulation through the invention
Baffle is fixed, and causes to get an electric shock to effectively avoid the problem that accidentally opening insulation barrier, improves the operation peace of operating personnel
Entirely.
High-tension switch cabinet provided by the invention, including switch cabinet and telescopic safety as described in any one of the above embodiments
Folder；The switch cabinet body includes upper contact head box and lower contact box, is provided with insulation barrier above the upper contact head box, institute
It states and is provided with lower insulation barrier below lower contact box；The clamp assembly of the first folder stick is pressed in the upper of the upper insulation barrier
Along upper, the clamp assembly of the second folder stick is pressed in the lower edge of the lower insulation barrier；Or the clamping group of the first folder stick
Part is pressed in the lower edge of the lower insulation barrier, and the clamp assembly of the second folder stick is pressed in the upper edge of the upper insulation barrier
On.
High-tension switch cabinet provided by the invention and telescopic safety clamp advantageous effect having the same provided by the invention, all
It is to realize insulation barrier and lower insulation barrier being fixedly secured in maintenance, effectively avoiding mistake from opening insulation barrier causes to touch
The problem of electricity, improves the job safety of operating personnel.
Description of the drawings
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art
Embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, in being described below
Attached drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not making the creative labor
It puts, other drawings may also be obtained based on these drawings.
Fig. 1 is the schematic diagram of the telescopic safety clamp of the embodiment of the present invention；
Fig. 2 is the enlarged diagram of Fig. 1；
Fig. 3 is the schematic diagram of the second folder stick of the telescopic safety clamp of the embodiment of the present invention；
Fig. 4 is that the cross-sectional view of sleeve portion is arranged in the first folder stick of the telescopic safety clamp of the embodiment of the present invention.
Icon：1- first presss from both sides stick；11- sleeves；12- serrated slots；The first crotches of 13-；2- second presss from both sides stick；21- sawtooth；22-
Second crotch；3- position limiting clamps；31- support bases；32- fixed plates；33- torsional springs；34- presses handle；35- barbs；4- rubber sleeves.
Specific implementation mode
Technical scheme of the present invention is clearly and completely described below in conjunction with attached drawing, it is clear that described implementation
Example is a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill
The every other embodiment that personnel are obtained without making creative work, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that such as occur term "center", "upper", "lower", "left", "right",
The orientation or positional relationship of "vertical", "horizontal", "inner", "outside" etc., instruction is that orientation based on ... shown in the drawings or position are closed
System, is merely for convenience of description of the present invention and simplification of the description, not indicating or implying the indicated device or element must have
Specific orientation, with specific azimuth configuration and operation, therefore be not considered as limiting the invention.In addition, such as there is art
Language " first ", " second ", " third " are used for description purposes only, and are not understood to indicate or imply relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " peace such as occur
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, can also be electrical connection；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, it can understand above-mentioned art with concrete condition
The concrete meaning of language in the present invention.
Embodiment one
Shown in Fig. 1 to Fig. 4, it includes that the first folder stick 1, second presss from both sides stick to present embodiments provide a kind of telescopic safety clamp
2 and fixation kit.
One end of the first folder stick 1 is provided with sleeve 11, the extension that the axial direction of the sleeve 11 presss from both sides stick 1 with described first
Direction is consistent, and one end of the second folder stick 2 is inserted into the sleeve 11 and the second folder stick 2 can be along the axis of the sleeve 11
To sliding, the one end of the first folder stick 1 and the second folder stick 2 far from the sleeve 11, which is respectively arranged with, compresses the insulation
The clamp assembly of baffle.The fixation kit is used to limit the relative motion of the second folder stick 2 and the sleeve 11.
It is understood that it is being in hollow structure close to one end of the second folder stick 2 that sleeve 11, which is preferably by the first folder stick 1,
And formed namely first folder stick 1 close to second folder stick 2 one end be hollow structure, the hollow structure be arranged the second folder
The sleeve of stick.What Fig. 4 was provided is the sectional view using first its 11 one end of setting sleeve of folder stick 1 of cuboid-type.
Naturally, sleeve 11 can also be the tube structure being fixedly connected with the first folder stick 1.The specific length of sleeve 11 according to
Second folder stick 2 gos deep into length determination.
The length summation that first folder stick 1 and second presss from both sides stick 2 is more than the upper insulation barrier upper edge of switchgear and lower insulation barrier
The distance of lower edge, the sleeve 11 be used for adjust the first folder stick 1 and second folder stick 2 aperture (aperture refers to the first folder stick
1 and second distance of one end that is located remotely from each other of folder stick 2).
The effect of fixation kit is, pressed from both sides in the first folder stick 1 and second stick 2 aperture regulation is suitable namely the first folder 1 He of stick
It is fixed when second folder stick 2 can be compressed the upper insulation barrier upper edge of switchgear and lower insulation barrier lower edge by clamp assembly
Second folder stick 2 and sleeve 11 are relatively fixed to limit the aperture variation that the first folder stick 1 and second presss from both sides stick 2 by component.
The telescopic safety clamp of the present embodiment, the clamp assembly that the first folder stick 1 and second presss from both sides stick 2 can limit on upper contact head box
Side upper insulation barrier move upwards and lower contact box below lower insulation barrier move downward, in this way, cooperation cabinet inside this
The lower limit for the upper insulation barrier that body has and the upper limit of lower insulation barrier, can securely limit insulation barrier and it is lower absolutely
Edge baffle moves up and down.When service personnel overhauls, through this embodiment telescopic safety clamp to upper insulation barrier and
Lower insulation barrier is fixed, and causes to get an electric shock to effectively avoid the problem that accidentally opening insulation barrier, improves operating personnel's
Job safety.
As the specific embodiment of the present invention, the clamp assembly of the first folder stick 1 is that the first folder stick 1 is separate
First crotch 13 made of one end bending of the second folder stick 2；The clamp assembly of the second folder stick 2 is that the second folder stick 2 is remote
Second crotch 22 made of one end bending from the first folder stick 1；And first crotch 13 and second crotch 22
Extending direction is identical.
It is understood that the clamp assembly directly structure made of folder stick bending, easy to process and simple in structure, just
In operating with.
Preferably, first crotch 13 is vertically arranged with the first folder stick 1；Second crotch 22 and described second
Folder stick 2 is vertically arranged.
It is understood that the first crotch 13 presss from both sides vertical stick 1, second crotch 22 and the second folder stick 2 with first
Vertically to which the extending direction of the extending direction of the first crotch 13 and the second crotch 22 is plane, 13 He of the first crotch is increased
The contact area of second crotch 22 and insulation barrier.
Further, it is arranged rubber sleeve 4 respectively on first crotch, 13 and second crotch 22.
It is understood that the rubber sleeve 4 being arranged on the first crotch 13 and the second crotch 22 can increase itself and insulation stop
The frictional force of plate, further strengthens clamping effect.
As a kind of concrete form of fixation kit, the present embodiment fixation kit is position limiting clamp 3, in order to match with position limiting clamp 3
It closes limit to fix, the second folder stick 2 is provided with sawtooth 21 close to the first folder stick, 1 one end along its axial direction；The sleeve
11 are reserved with serrated slot 12, exposed in serrated slot 12 with the sawtooth 21 of 12 flush position of the serrated slot on the second folder stick 2
It is interior.
The position limiting clamp 3 includes support base 31, torsional spring 33, fixed plate 32 and barb 35, and the support base 31 is fixed on institute
On the periphery wall for stating the first folder stick 1 and 12 homonymy of the serrated slot, and the fixed plate 32 is prolonged along the axial direction of the first folder stick 1
It stretches, the fixed plate 32 is connect with the support base 31 by shaft, the axial direction that the axial direction of the shaft presss from both sides stick 1 with described first
It is vertically arranged, the torsional spring 33 is set in the shaft, and an end of torsional spring 33 is stuck in the fixed plate 32, torsional spring 33
Another end be stuck in it is described first folder stick 1 on；The fixed plate 32 is described close to one end connection of the second folder stick 2
Hook 35, the one end of the fixed plate 32 far from the second folder stick 2 is pressing handle 34.
It is understood that the sawtooth 21 on the second folder stick 2 presss from both sides the axial setting length of stick 2 according to specific need along second
It wants and is set；It is exposed in serrated slot 12 with the sawtooth 21 of 12 flush position of the serrated slot on the second folder stick 2
Mean, second folder stick 2 on sawtooth 21 it is exposed in serrated slot 12 namely sawtooth 21 can with outside be connected to, to facilitate down
Hook 35 engages fixation with sawtooth 21；Corresponding barb 35 should be arranged towards the sawtooth 21 in serrated slot 12.
The telescopic safety clamp of the present embodiment may be implemented barb 35 and the separation of sawtooth 21 by pressing handle 34 and engage,
Namely it is pressed down against pressing handle 34, since the effect barb 35 of lever can be far from sawtooth 21 to be detached with sawtooth 21, at this time
Second folder stick 2 and sleeve 11 be free state, and the second folder stick 2 can adjust the first folder stick 1 and the along sleeve 11 is free to slide
Two folder sticks 2 open away from；Pressing handle 34 is unclamped under the action of torsional spring 33, barb 35 and 21 meshing clamped of sawtooth, at this time first
It is stationary state to press from both sides stick 1 and sleeve 11, and the aperture that the first folder stick 1 and second presss from both sides stick 2 is fixed.
Preferably, the sawtooth 21 is provided only on side of the second folder stick 2 away from second crotch 22 setting side
On face, corresponding serrated slot 12 is also to be arranged away from the setting side of first crotch 13.
It is understood that the side that sawtooth 21 is provided only on the second folder stick 2 can not influence first as far as possible
Press from both sides the intensity of stick 1；Similarly, serrated slot 12 is provided only on a side of sleeve 11, also for ensureing sleeve to greatest extent
11 intensity.Meanwhile 21 opposite second crotch 22 of sawtooth, 12 opposite first crotch 13 of serrated slot, in this way in 13 He of the first crotch
When second crotch 22 is contacted with insulation barrier, sawtooth 21 and serrated slot 12 towards be the side far from switch cabinet, aspect
It observes sawtooth 21 and clamping fixed is carried out using position limiting clamp 3.
As shown in figure 3, the sawtooth 21 includes the vertical edge and inclined side on vertex altogether, the vertical edge is towards the second folder stick
One end of 2 setting clamp assemblies, and the vertical edge presss from both sides the axially vertical of stick 2 with second, the inclined side is towards described first
It presss from both sides stick 1 to be arranged, and the vertical edge and the apex angle that the inclined side is formed are acute angle.
It is understood that sawtooth 21 uses vertical edge and lopsided structure, vertical plane is the side contacted with barb 35
Face can increase the contact area with barb 35 and increase the frictional force of barb 35 and sawtooth 21, while facilitate barb again
35 with the separation of sawtooth 21；Inclined side is similar to guiding mechanism, facilitates the insertion of barb 35；Further, barb 35 is inserted into
After sawtooth 21, the vertical edge of sawtooth 21 forms position limiting structure, and when not pressing pressing handle 34, the second folder stick 2 can be to the
One 1 direction of folder stick movement cannot still be moved to the direction for pressing from both sides stick 1 away from first namely the second folder stick 2 and second presss from both sides stick 2
Aperture can become smaller but cannot increase, and such structure design meets the upper of the second folder stick 2 and first folder clamping of stick 1 just
Insulation barrier is with the clamping situation of lower limit, upper insulation barrier with upper limit.
The second folder stick 2 of the first folder stick 1 of the telescopic safety clamp of the present embodiment is using rectangular cross-section in attached drawing
The metal bar or carbon fiber rod of cuboid-type, the first folder stick 1 are hollow structure, sectional view close to one end of the second folder stick 2
As shown in figure 4, the hollow structure is sleeve 11.
The telescopic folder stick of the present embodiment can coordinate security identifier board to use, it is preferred that the security identifier board, which is suspended on, to be leaned on
On the crotch of the upper edge of nearly upper limb baffle.
Security identifier board acts through safety prompt function, further improves awareness of safety of the service personnel to dangerous point.
The telescopic safety clamp of the present embodiment when in use, first presss from both sides first in the upper edge that 1 crotch of stick clamps upper insulation barrier
Portion, then the second folder stick 2 is up pushed along sleeve 11, it is put after the lower edge that the second folder 2 crotch of stick also clamps lower insulation barrier
Hand.Second folder stick 2 drops naturally under the effect of gravity, the automatic sawtooth 21 for hooking the second folder stick 2 of barb 35 of position limiting clamp 3, i.e.,
The telescopic safety clamp of embodiment can be fixed on insulation barrier, insulation barrier is also restricted from opening up and down.
After the completion of work when needing to take out telescopic safety clamp, the pressing handle 34 of position limiting clamp 3 is pressed, barb 35 is i.e. and sawtooth
21 disengage, and so that the second folder stick 2 is opened, you can to remove the telescopic safety clamp of embodiment.
It should be noted that the present embodiment fixation kit is not limited to the display of the position limiting clamp provided in embodiment 3, it can also
It is other limit fixed structures, such as the axially disposed fixing groove on sleeve 11, second presss from both sides one that stick 2 is arranged in sleeve 11
The structure of bolt is provided on end：Second folder stick 2 is free to slide along sleeve 11, and bolt is moved along fixing groove；Second folder stick 2 and the
One folder stick 1 aperture regulation in place after, the bolt and the sleeve 11 are compressed by nut, first folder stick 1 and second folder
The aperture of stick 2 is fixed.
Meanwhile the present embodiment first presss from both sides stick 1 and second and presss from both sides stick 2 can also switch the first curved of use namely the first folder stick 1
Hook 13 clamps the lower edge of lower insulation barrier, the second crotch 22 of the second folder stick 2 clamps the upper edge use of insulation barrier.
Embodiment two
The present embodiment provides a kind of high-tension switch cabinet, including the telescopic safety described in switch cabinet and embodiment one
Folder.
The switch cabinet body includes upper contact head box and lower contact box, and insulation stop is provided with above the upper contact head box
Plate is provided with lower insulation barrier below the lower contact box.
The clamp assembly of the first folder stick 1 is pressed in the upper edge of the upper insulation barrier, the clamping of the second folder stick 2
Component is pressed in the lower edge of the lower insulation barrier.Or, the clamp assembly of the first folder stick 1 is pressed in the lower insulation barrier
In lower edge, the clamp assembly of the second folder stick 2 is pressed in the upper edge of the upper insulation barrier.
Preferably, the clamp assembly of the first folder stick 1 is pressed in the middle part of the length direction of the upper insulation barrier, described
The clamp assembly of second folder stick 2 is pressed in the middle part of the length direction of the lower insulation barrier.Or, the clamping of the first folder stick 1
Component is pressed in the middle part of the length direction of the lower insulation barrier, and the clamp assembly of the second folder stick 2 is pressed in the upper insulation
The middle part of the length direction of baffle.
The present embodiment high-tension switch cabinet and the telescopic safety clamp that the present invention improves are possessed excellent compared with the existing technology
Gesture is identical, and details are not described herein.
Finally it should be noted that：The above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Present invention has been described in detail with reference to the aforementioned embodiments for pipe, it will be understood by those of ordinary skill in the art that：Its according to
So can with technical scheme described in the above embodiments is modified, either to which part or all technical features into
Row equivalent replacement；And these modifications or replacements, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme.
Claims (10)
1. a kind of telescopic safety clamp, which is characterized in that including the first folder stick, the second folder stick and fixation kit；
One end of the first folder stick is provided with sleeve, and the axial direction of the sleeve is consistent with the first folder extending direction of stick,
One end of the second folder stick be inserted into the sleeve and the second folder stick can sliding axially along the sleeve, described first
The one end of folder stick and the second folder stick far from the sleeve is separately provided for compressing the clamp assembly of insulation barrier；
The fixation kit is used to limit the relative motion of the second folder stick and the sleeve.
2. telescopic safety clamp according to claim 1, which is characterized in that the sleeve be it is described first folder stick in an axial direction
The hollow structure of setting.
3. telescopic safety clamp according to claim 1 or 2, which is characterized in that the second folder stick is close to described first
One end of folder stick is provided with sawtooth along its axial direction；
The sleeve is reserved with serrated slot, exposed in serrated slot with the sawtooth of the serrated slot flush position on the second folder stick
It is interior；
The fixation kit be fixed on it is described first folder stick on position limiting clamp, the position limiting clamp includes barb, the barb with
The engagement clamping on the second folder stick in the serrated slot.
4. telescopic safety clamp according to claim 3, which is characterized in that the sawtooth include total vertex vertical edge and
One end of clamp assembly, and the axial direction of the vertical edge and the second folder stick are arranged towards the second folder stick for inclined side, the vertical edge
Vertically, the inclined side is towards the first folder stick setting, and the vertical edge and the apex angle that the inclined side is formed are acute angle.
5. telescopic safety clamp according to claim 3, which is characterized in that the position limiting clamp further includes support base, torsional spring
And fixed plate, the support base are fixed on the periphery wall of the first folder stick and the serrated slot homonymy, the fixed plate
Along it is described first folder stick it is axially extending, the fixed plate is connect with the support base by shaft, the axial direction of the shaft and
The axially vertical setting of the first folder stick, the torsional spring are set in the shaft, and an end of the torsional spring is stuck in institute
It states in fixed plate, another end of the torsional spring is stuck on the first folder stick；
The fixed plate connects the barb close to one end of the second folder stick, and the fixed plate is far from the second folder stick
One end is pressing handle.
6. telescopic safety clamp according to claim 1 or 2, which is characterized in that it is described first folder stick clamp assembly be
First crotch made of one end bending of the first folder stick far from the second folder stick；
The clamp assembly of the second folder stick is second made of one end bending of the second folder stick far from the first folder stick
Crotch；
First crotch is identical with the extending direction of second crotch.
7. telescopic safety clamp according to claim 6, which is characterized in that first crotch presss from both sides stick with described first and hangs down
Straight setting；
Second crotch is vertically arranged with the second folder stick.
8. telescopic safety clamp according to claim 6, which is characterized in that on first crotch and the second crotch respectively
It is arranged rubber sleeve.
9. telescopic safety clamp according to claim 6, which is characterized in that the second folder stick is close to the first folder stick
One end, be provided with sawtooth on the opposite side in the second crotch setting side.
10. a kind of high-tension switch cabinet, which is characterized in that including switch cabinet and such as claim 1-9 any one of them sets
Cartridge type safety clamp；
The switch cabinet body includes upper contact head box and lower contact box, and insulation barrier is provided with above the upper contact head box,
It is provided with lower insulation barrier below the lower contact box；
The clamp assembly of the first folder stick is pressed in the upper edge of the upper insulation barrier, the clamp assembly pressure of the second folder stick
In the lower edge of the lower insulation barrier；Or
The clamp assembly of the first folder stick is pressed in the lower edge of the lower insulation barrier, the clamp assembly pressure of the second folder stick
In the upper edge of the upper insulation barrier.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810485947.4A CN108448387A (en) | 2018-05-17 | 2018-05-17 | Telescopic safety clamp and high-tension switch cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810485947.4A CN108448387A (en) | 2018-05-17 | 2018-05-17 | Telescopic safety clamp and high-tension switch cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108448387A true CN108448387A (en) | 2018-08-24 |
Family
ID=63204106
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810485947.4A Pending CN108448387A (en) | 2018-05-17 | 2018-05-17 | Telescopic safety clamp and high-tension switch cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108448387A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111900634A (en) * | 2020-07-07 | 2020-11-06 | 贵州电网有限责任公司 | Telescopic substation equipment protection box |
| CN111934204A (en) * | 2020-07-07 | 2020-11-13 | 贵州电网有限责任公司 | Transformer substation prevents mistake and bumps device |
| CN112467522A (en) * | 2020-11-23 | 2021-03-09 | 严冰 | Electrical control cabinet convenient for dismounting control element |
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|---|---|---|---|---|
| CN111900634A (en) * | 2020-07-07 | 2020-11-06 | 贵州电网有限责任公司 | Telescopic substation equipment protection box |
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| CN111934204B (en) * | 2020-07-07 | 2022-04-01 | 贵州电网有限责任公司 | Transformer substation prevents mistake and bumps device |
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| CN112467522A (en) * | 2020-11-23 | 2021-03-09 | 严冰 | Electrical control cabinet convenient for dismounting control element |
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