CN207413669U - A kind of self-priming stud protective device - Google Patents
A kind of self-priming stud protective device Download PDFInfo
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- CN207413669U CN207413669U CN201720976568.6U CN201720976568U CN207413669U CN 207413669 U CN207413669 U CN 207413669U CN 201720976568 U CN201720976568 U CN 201720976568U CN 207413669 U CN207413669 U CN 207413669U
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- protective sleeve
- connecting rod
- stud
- magnet steel
- high temperature
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Abstract
The utility model provides a kind of self-priming stud protective device, belongs to stud protection technique field.Its technical solution is：It includes cylindric protective sleeve and the connecting rod being arranged on protective sleeve, protective sleeve bottom offers square notch, connecting rod enters protective sleeve one end through square notch and is fixedly installed circular high temperature resistant Nd-Fe-B magnet steel, and the connecting rod other end is provided with knop；Two pairs of supporting rods are symmetrically arranged in the opposite two side walls of square notch, the supporting rod other end positioned at homonymy is socketed a cuboid Nd-Fe-B magnet steel, and spring is provided between supporting rod periphery cuboid Nd-Fe-B magnet steel and square pocket side wall.The beneficial effects of the utility model are：The utility model has the advantages such as simple in structure, easy to operate, the quick, reusable edible of positioning; the stud of various angles can not only be carried out and comprehensively protected; destructive trace will not be left in workpiece surface, but also suitable for the stud of different length, it is highly practical.
Description
Technical field
The utility model is related to a kind of stud protective device more particularly to a kind of self-priming stud protective devices.
Background technology
Stud is designed on many of production component of machine, for being fastenedly connected；Therefore, in part spray paint
In the process, paint can be adhered in the thread surface of stud, during postorder installation nut fastening, cause nut torsion friction
Value increase, can not fasten in place, while be present with stripped thread or obscission；It is in the measure that the prior art uses：Using adhesive tape
The thread surface of stud is wrapped, but after adhesive tape is removed, often leaves black marks on the surface for completing spray painting, it is difficult to it handles,
Appearance is influenced, and causes many unnecessary wastes；It can also be to stud thread surface just using traditional screw die silk rolling
Processing, but the method can not be used and produced in enormous quantities, while during artificial silk rolling, easily screw thread is damaged, and
Labor intensity is big.
Utility model content
The purpose of this utility model is to provide it is a kind of it is simple in structure,It is easy to operateSelf-priming stud protective device.
The utility model is realized by following measure：A kind of self-priming stud protective device, including upper end opening
Cylindric protective sleeve and the circular high temperature resistant Nd-Fe-B magnet steel being arranged on inside the protective sleeve.Utilize circular high temperature resistant neodymium
Iron boron magnet steel forms magnetic connection to stud, can carry out quick self-priming positioning to the stud of all directions, realize Fast Installation.
The adjusting mechanism of the circular high temperature resistant Nd-Fe-B magnet steel position can be adjusted by being provided on the protective sleeve；Institute
It states protective sleeve bottom and offers square notch, the adjusting mechanism includes one end and enters the protection through the square notch
The sleeve and connecting rod being fixedly connected with the circular high temperature resistant Nd-Fe-B magnet steel, the connecting rod other end are fixedly installed handle
Hand；
Two pairs of supporting rods are symmetrically arranged in the opposite two side walls of the square notch, positioned at the supporting rod of homonymy
The other end is socketed a cuboid Nd-Fe-B magnet steel, and two cuboid Nd-Fe-B magnet steels are respectively provided with close to the connecting rod one side
There are semicircular indentations, make the protective sleeve absorption on the connecting rod surface by the circular high temperature resistant Nd-Fe-B magnet steel；
Spring is provided between the peripheral cuboid Nd-Fe-B magnet steel of the supporting rod and the square pocket side wall, is made described
Circular high temperature resistant Nd-Fe-B magnet steel can achieve the effect that flexible, connecting rod described in portable propelling.
The slideway with the male cooperation is axially provided on the protective sleeve inner wall, passes through the described raised and cunning
Cooperation between road allows circular high temperature resistant Nd-Fe-B magnet steel in the protective sleeve along slideway direction activity.
The circle high temperature resistant Nd-Fe-B magnet steel side sets several hemispherical protuberances, protective sleeve bottom lower face
The baffle for sealing the square notch is provided with, prevents from being sprayed onto the cuboid neodymium-iron-boron steel surface during spray painting；The baffle
Middle part offers the circular through hole being used cooperatively with the connecting rod, connecting rod described in portable propelling.
The connecting rod is pierced by the square slot-open-section surface and is provided with sliding sleeve, and the sliding sleeve includes cylinder
Shape cylinder and the convex annular for being arranged on the cylindrical tube external surface are stupefied；The cylindrical tube internal diameter is slightly larger than the connection
The diameter of bar for clearing up the residual paint on the connecting rod surface, avoids residual paint from excessively influencing the connecting rod activity.
Connecting hole is provided on the square handle and connects the connection chain of the connecting hole, protects and fills convenient for finishing collecting
It puts, avoids losing.
The protective sleeve is cast steel, can be recycled for a long time；It is described circle high temperature resistant neodymium-iron-boron steel material be
High temperature resistant Nd-Fe-B magnet steel.
In use, the protective sleeve to be touched to the stud set to component surface, make the circular high temperature resistant neodymium iron boron
Magnet steel holds stud end, according to stud surface useful thread, the position of the protective sleeve is adjusted, by described rectangular
Body Nd-Fe-B magnet steel adsorbs the protective sleeve on the connecting rod surface；After having sprayed, the pretective sleeve pipe that goes back on defense gently is pulled, is continued
It recycles.
The utility model additionally provides another self-priming stud protective device, the cylindric protection including upper end opening
Sleeve and the circular high temperature resistant Nd-Fe-B magnet steel being arranged on inside the protective sleeve.Utilize circular high temperature resistant Nd-Fe-B magnet steel pair
Stud forms magnetic connection, can carry out quick self-priming positioning to the stud of all directions, realize Fast Installation.
The adjusting mechanism of the circular high temperature resistant Nd-Fe-B magnet steel position can be adjusted by being provided on the protective sleeve；Institute
It states protective sleeve bottom and offers circular notch, the adjusting mechanism includes one end and enters the protection through the circular notch
The sleeve and connecting rod being fixedly connected with the circular high temperature resistant Nd-Fe-B magnet steel, the connecting rod other end are fixedly installed handle
Hand；
The circle high temperature resistant Nd-Fe-B magnet steel side is symmetrical arranged there are two convex stupefied, prevents the circular high temperature resistant neodymium iron
Boron magnet steel rotates in the protective sleeve, and the protective sleeve inner wall is axially provided with and the convex stupefied cunning being used cooperatively
Road by the convex stupefied cooperation between the slideway, allows circular high temperature resistant Nd-Fe-B magnet steel in the protective sleeve
It is middle along the slideway direction activity, positioned at protective sleeve bottom lower face described in the connecting rod both sides be symmetrical arranged there are two card
Button, the buckle can make the protective sleeve be stuck in the connecting rod surface.
The buckle includes being symmetricly set on two pairs of fixed plates of the protective sleeve lower face, is set between the fixed plate
It is equipped with flap, between the flap is arranged on the fixed plate by shaft, is provided between the flap and the fixed plate
Torsional spring makes the buckle have elasticity, connecting rod described in portable propelling.
Protective sleeve bottom lower face is provided with the buckle protective shell of cuboid, prevents from being sprayed onto the buckle during spray painting
Surface；The buckle protective shell lower face offers the circular through hole being used cooperatively with the connecting rod.
The connecting rod is pierced by the circular slot-open-section surface and is provided with sliding sleeve.
The sliding sleeve include cylindrical tube and be arranged on the cylindrical tube external surface convex annular it is stupefied；It is described
Cylindrical tube internal diameter is slightly larger than the diameter of the connecting rod, for clearing up the residual paint on the connecting rod surface, avoids remaining
Paint excessively influences the connecting rod activity.
Connecting hole is provided on the square handle and connects the connection chain of the connecting hole, protects and fills convenient for finishing collecting
It puts, avoids losing.
The protective sleeve is cast steel, can be recycled for a long time；It is described circle high temperature resistant neodymium-iron-boron steel material be
High temperature resistant Nd-Fe-B magnet steel.
In use, the protective sleeve to be touched to the stud set to component surface, make the circular high temperature resistant neodymium iron boron
Magnet steel holds stud end, according to stud surface useful thread, adjusts the position of the protective sleeve, using buckle by institute
It states protective sleeve and is fixed on the connecting rod surface；After having sprayed, the pretective sleeve pipe that goes back on defense gently is pulled, continues cycling through use.
The utility model additionally provides a kind of self-priming stud protective device, the cylindric protective sleeve including upper end opening
With the circular high temperature resistant Nd-Fe-B magnet steel being arranged on inside the protective sleeve, using circular high temperature resistant Nd-Fe-B magnet steel to stud
Magnetic connection is formed, quick self-priming positioning can be carried out to the stud of all directions, realize Fast Installation.
The adjusting mechanism of the circular high temperature resistant Nd-Fe-B magnet steel position can be adjusted by being provided on the protective sleeve；Institute
It states protective sleeve bottom and offers circular notch, the adjusting mechanism includes one end and enters the protection through the circular notch
The sleeve and connecting rod being fixedly connected with the circular high temperature resistant Nd-Fe-B magnet steel, the connecting rod other end are fixedly installed handle
Hand；
The circle high temperature resistant Nd-Fe-B magnet steel side is provided with external screw thread, positioned at the latter half on the inside of the protective sleeve
It is provided with the internal thread with external screw thread cooperation;The circular high temperature resistant Nd-Fe-B magnet steel inside the protective sleeve is inhaled
Protected stud end is attached to, by the internal thread and the externally threaded cooperation, the position root of the protective sleeve can be made
It is adjusted according to protected stud useful thread.
The connecting rod is pierced by the circular slot-open-section surface and is provided with sliding sleeve.
The part surface that the connecting rod is located at outside the protective sleeve is provided with sliding sleeve, the sliding sleeve bag
Include cylindrical tube and be arranged on the cylindrical tube external surface convex annular it is stupefied；The cylindrical tube internal diameter is slightly larger than institute
State the diameter of connecting rod；For clearing up the residual paint on the connecting rod surface, residual paint is avoided excessively to influence the connecting rod and is lived
It is dynamic.
Connecting hole is provided on the square handle and connects the connection chain of the connecting hole, protects and fills convenient for finishing collecting
It puts, avoids losing.
The protective sleeve is cast steel, can be recycled for a long time；It is described circle high temperature resistant neodymium-iron-boron steel material be
High temperature resistant Nd-Fe-B magnet steel.
In use, the protective sleeve to be touched to the stud set to component surface, make the circular high temperature resistant neodymium iron boron
Magnet steel holds the stud end, according to stud surface useful thread, externally threaded matches somebody with somebody with described by the internal thread
It closes, circular high temperature resistant Nd-Fe-B magnet steel is secured the above by the square handle and the connecting rod, rotates the protective jacket
Cylinder adjusts the position of the protective sleeve, and the isolation to the stud screw thread is realized using the protective sleeve；After having sprayed,
The protective sleeve gently is pulled back, continues cycling through use.
The beneficial effects of the utility model are：The utility model has that simple in structure, easy to operate, positioning is quick, can follow
Ring such as utilizes at the advantages, the stud of various angles can not only be carried out and comprehensive protection, will not leave destruction in workpiece surface
Property trace, but also suitable for different length stud, it is highly practical.
Description of the drawings
Fig. 1 is the structure diagram of the utility model embodiment 1.
Fig. 2 is the structure diagram that the utility model embodiment 1 omits baffle.
Fig. 3 is the detail drawing of part A in Fig. 2.
Fig. 4 is the structure diagram after the utility model embodiment 1 is decomposed.
Fig. 5 is the usage state diagram of the utility model embodiment 1.
Fig. 6 is the structure diagram of the utility model embodiment 2.
Fig. 7 is the structure diagram that the utility model embodiment 2 omits buckle protective layer.
Fig. 8 is the detail drawing of part A in Fig. 7.
Fig. 9 is the structure diagram after the utility model embodiment 2 is decomposed.
Figure 10 is the usage state diagram of the utility model embodiment 2.
Figure 11 is the structure diagram of the utility model embodiment 3.
Figure 12 is the structure diagram after the utility model embodiment 3 is decomposed.
Figure 13 is the usage state diagram of the utility model embodiment 3.
Wherein, reference numeral is：
1st, protective sleeve；2nd, connecting rod；3rd, knop；4th, connecting hole；5th, sliding sleeve；6th, circular high temperature resistant neodymium iron boron
Magnet steel；7th, slideway；8th, cuboid Nd-Fe-B magnet steel；9th, supporting rod；10th, spring；11st, baffle；12nd, stud；13rd, component.
201st, protective sleeve；202nd, connecting rod；203rd, square handle；204th, connecting hole；205th, sliding sleeve；206th, it is circular
High temperature resistant Nd-Fe-B magnet steel；207th, it is convex stupefied；208th, slideway；209th, fixed plate；210th, flap；211st, shaft；212nd, stud；213、
Component;214th, be buckled protective shell.
301st, protective sleeve；302nd, connecting rod；303rd, square handle；304th, connecting hole；305th, sliding sleeve；306th, it is circular
High temperature resistant Nd-Fe-B magnet steel；307th, internal thread；308th, external screw thread；309th, component；310th, stud.
Specific embodiment
In order to clarify the technical characteristics of the invention, below by specific embodiment, this programme is illustrated.
Embodiment 1
Referring to Fig. 1-4, it is a kind of self-priming stud protective device that the utility model embodiment, which provides, which is characterized in that
Cylindric protective sleeve 1 and the connecting rod 2 being arranged on protective sleeve 1 including upper end opening, 1 bottom of protective sleeve offers
Square notch, connecting rod 2 enter 1 one end of protective sleeve through square notch and are fixedly installed circular high temperature resistant Nd-Fe-B magnet steel 6,
Magnetic connection is formed to stud using high temperature resistant Nd-Fe-B magnet steel, quick self-priming positioning can be carried out to the stud of all directions,
Realize Fast Installation；2 other end of connecting rod is fixedly installed knop 3.
Referring to Fig. 2 and Fig. 3, two pairs of supporting rods 9 are symmetrically arranged in the opposite two side walls of square notch, positioned at homonymy
9 other end of supporting rod is socketed a cuboid Nd-Fe-B magnet steel 8, and two cuboid Nd-Fe-B magnet steels 8 are all provided with close to 2 one side of connecting rod
Semicircular indentations are equipped with, by cuboid Nd-Fe-B magnet steel 8 protective sleeve 1 are made to adsorb on 2 surface of connecting rod；Positioned at supporting rod 9
Spring 10 is provided between peripheral cuboid Nd-Fe-B magnet steel 8 and square pocket side wall, cuboid Nd-Fe-B magnet steel 8 is enable to reach
To flexible effect, portable propelling connecting rod 2.
Referring to Fig. 1-4, circular 6 side of high temperature resistant Nd-Fe-B magnet steel sets several hemispherical protuberances, on 1 inner wall of protective sleeve
Axially be provided with the slideway of male cooperation 7, by protrusion and slideway 7 between cooperation, make circular high temperature resistant Nd-Fe-B magnet steel 6
It can be in protective sleeve 1 along the activity of 7 direction of slideway；1 bottom lower face of protective sleeve is provided with the baffle of sealing square notch
11, it prevents from being sprayed onto 8 surface of cuboid Nd-Fe-B magnet steel during spray painting；Baffle middle part is offered to be made with the cooperation of connecting rod 2
Circular through hole, portable propelling connecting rod 2.
Referring to Fig. 1-4, connecting rod 2 is pierced by square slot-open-section surface and is provided with sliding sleeve 5, and sliding sleeve 5 includes circle
Column-shaped barrel and the convex annular for being arranged on cylindrical tube external surface are stupefied；Cylindrical tube internal diameter is slightly larger than the diameter of connecting rod 2,
For clearing up the residual paint on 2 surface of connecting rod, avoid residual paint is excessive from influencing 2 activity of connecting rod；The company of being provided on square handle
It connects hole 4 and connects the connection chain of connecting hole 4, convenient for finishing collecting protective device, avoid losing；Protective sleeve 1 is cast steel,
It can be recycled for a long time.
Referring to Fig. 1-5, in use, protective sleeve 1 to be touched to the stud 12 set to 13 surface of component, make circular high temperature resistant
Nd-Fe-B magnet steel 6 holds 12 end of stud, according to 12 surface useful thread of stud, adjusts the position of protective sleeve 1, relies on
Cuboid Nd-Fe-B magnet steel 8 adsorbs protective sleeve 1 on 2 surface of connecting rod；After having sprayed, the pretective sleeve pipe 1 that goes back on defense gently is pulled, is continued
It recycles.
Embodiment 2
Referring to Fig. 6-9, the utility model embodiment provides a kind of buckle and adjusts self-priming stud protective device, including anti-
Pretective sleeve pipe 201 and the connecting rod 202 being arranged on protective sleeve 201, protective sleeve 201 are the hollow circular cylinder of upper end opening,
201 bottom of protective sleeve offers circular notch, and connecting rod 202 passes through circular notch to enter the fixation of 201 one end of protective sleeve and sets
Circular high temperature resistant Nd-Fe-B magnet steel 206 is equipped with, magnetic connection is formed to stud using high temperature resistant Nd-Fe-B magnet steel, it can be to each side
To stud carry out quick self-priming positioning, realize Fast Installation；202 other end of connecting rod is fixedly installed square handle 203；
Referring to Fig. 6-9, circular 206 side of high temperature resistant Nd-Fe-B magnet steel is symmetrical arranged there are two convex stupefied 207, is prevented circular resistance to
High temperature Nd-Fe-B magnet steel 206 rotates in protective sleeve 201；201 inner wall of protective sleeve is axially provided with to be made with convex stupefied 207 cooperation
Slideway 208 by the cooperation between convex stupefied 207 and slideway 208, allows circular high temperature resistant Nd-Fe-B magnet steel 206 anti-
Along the activity of 208 direction of slideway in pretective sleeve pipe 201；It is symmetrically arranged with positioned at 202 both sides protective sleeve of connecting rod, 201 bottom lower face
Two buckles, buckle can make protective sleeve 201 be stuck in 202 surface of connecting rod.
Referring to Fig. 7 and Fig. 8, buckle includes being symmetricly set on two pairs of fixed plates 209 of 201 lower face of protective sleeve, fixed
It is provided with flap 210 between plate 209, between flap 210 is arranged on fixed plate 209 by shaft 211, flap 210 and fixed plate
Torsional spring is provided between 209, makes buckle that there is elasticity, portable propelling connecting rod 202；201 bottom lower face of protective sleeve is set
There is the buckle protective shell 214 of cuboid, prevent from being sprayed onto snap surface during spray painting；214 lower face of buckle protective shell is offered with connecting
The circular through hole that extension bar 202 is used cooperatively.
Referring to Fig. 6, connecting rod 202 is pierced by circular slot-open-section surface and is provided with sliding sleeve 205, and sliding sleeve 205 wraps
It includes cylindrical tube and is arranged on the convex annular stupefied 207 of cylindrical tube external surface；Cylindrical tube internal diameter is slightly larger than connecting rod
202 diameter for clearing up the residual paint on 202 surface of connecting rod, avoids residual paint is excessive from influencing 202 activity of connecting rod；It is square
Connecting hole 204 is provided on handle 203 and connects the connection chain of connecting hole 204, convenient for finishing collecting protective device, avoids losing
It loses；Protective sleeve 201 is cast steel, can be recycled for a long time.
Referring to Fig. 6-10, in use, protective sleeve 201 to be touched to the stud 212 set to 213 surface of component, make circle
High temperature resistant Nd-Fe-B magnet steel 206 holds 212 end of stud, according to 212 surface useful thread of stud, adjusts protective sleeve
Protective sleeve 201 is fixed on 202 surface of connecting rod by 201 position using buckle；After having sprayed, the pretective sleeve pipe that goes back on defense gently is pulled
201, continue cycling through use.
Embodiment 3
Referring to Figure 11 and Figure 12, the utility model is a kind of self-priming stud protective device of threaded adjusting, is opened including upper end
The cylindric protective sleeve 301 of mouth and the connecting rod 302 being arranged on protective sleeve 301,301 bottom of protective sleeve offers circle
Shape notch, connecting rod 302 pass through circular notch to enter 301 one end of protective sleeve and are provided with circular high temperature resistant Nd-Fe-B magnet steel 306,
Magnetic connection is formed to stud using high temperature resistant Nd-Fe-B magnet steel, quick self-priming positioning can be carried out to the stud of all directions,
Realize Fast Installation；302 other end of connecting rod is fixedly installed square handle 303；
Referring to Figure 11 and Figure 12, circular 306 side of high temperature resistant Nd-Fe-B magnet steel is provided with external screw thread 308, positioned at protective jacket
301 inside the latter half of cylinder are provided with the internal thread 307 coordinated with external screw thread 308;Square handle 303 is rotated, passes through connecting rod
302 drive circular 306 activity of high temperature resistant Nd-Fe-B magnet steel, and circular high temperature resistant Nd-Fe-B magnet steel 306 is adsorbed in protected stud
End by the cooperation of internal thread 307 and external screw thread 308, can make the position of protective sleeve 301 according to the effective spiral shell of protected stud
Line length is adjusted.
Referring to Figure 11 and Figure 12, connecting rod 302 is pierced by circular slot-open-section surface and is provided with sliding sleeve 305；Sliding sleeve
Cylinder 305 include cylindrical tube and be arranged on cylindrical tube external surface convex annular it is stupefied；Cylindrical tube internal diameter is slightly larger than company
The diameter of extension bar 302；For clearing up the residual paint on 302 surface of connecting rod, avoid residual paint is excessive from influencing 302 activity of connecting rod；
Connecting hole 304 is provided on square handle 303 and connects the connection chain of connecting hole 304, convenient for finishing collecting protective device, is avoided
It loses；Protective sleeve 301 is cast steel, can be recycled for a long time.
Referring to Figure 11-13, in use, protective sleeve 301 to be touched to the stud 310 set to 309 surface of component, make circle
High temperature resistant Nd-Fe-B magnet steel 306 holds 310 end of stud, according to 310 surface useful thread of stud, by internal thread 307
With the cooperation of external screw thread 308, circular high temperature resistant Nd-Fe-B magnet steel 306 is fixed by square handle 303 and connecting rod 302, is turned
Dynamic protective sleeve 301, adjusts the position of protective sleeve 301, the isolation to 310 screw thread of stud is realized using protective sleeve 301；Spray
After being painted with, the pretective sleeve pipe 301 that goes back on defense gently is pulled, continues cycling through use.
Technical characteristic of the utility model without description can realize that details are not described herein by or using the prior art,
Certainly, the above description is not intended to limit the present invention, and the utility model is also not limited to the example above, this technology neck
The variations, modifications, additions or substitutions that the those of ordinary skill in domain is made in the essential scope of the utility model should also belong to
The scope of protection of the utility model.
Claims (3)
1. a kind of self-priming stud protective device, which is characterized in that cylindric protective sleeve including upper end opening and be arranged on
Circular high temperature resistant Nd-Fe-B magnet steel inside the protective sleeve；
The adjusting mechanism of the circular high temperature resistant Nd-Fe-B magnet steel position can be adjusted by being provided on the protective sleeve；It is described anti-
Pretective sleeve pipe bottom offers square notch, and the adjusting mechanism includes one end and enters the protective sleeve through the square notch
And the connecting rod being fixedly connected with the circular high temperature resistant Nd-Fe-B magnet steel, the connecting rod other end are fixedly installed handle；
Two pairs of supporting rods are symmetrically arranged in the opposite two side walls of the square notch, the supporting rod positioned at homonymy is another
End cap connects a cuboid Nd-Fe-B magnet steel, and two cuboid Nd-Fe-B magnet steels are both provided with half close to the connecting rod one side
Circumferential notch is provided with bullet between the peripheral cuboid Nd-Fe-B magnet steel of the supporting rod and the square pocket side wall
Spring.
2. self-priming stud protective device according to claim 1, which is characterized in that the circle high temperature resistant neodymium-iron-boron
Steel side sets several hemispherical protuberances, and the slideway with the male cooperation is axially provided on the protective sleeve inner wall.
3. self-priming stud protective device according to claim 2, which is characterized in that protective sleeve bottom lower face
The baffle for sealing the square notch is provided with, the baffle middle part offers the circle being used cooperatively with the connecting rod
Through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720976568.6U CN207413669U (en) | 2017-08-07 | 2017-08-07 | A kind of self-priming stud protective device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720976568.6U CN207413669U (en) | 2017-08-07 | 2017-08-07 | A kind of self-priming stud protective device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207413669U true CN207413669U (en) | 2018-05-29 |
Family
ID=62314676
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720976568.6U Active CN207413669U (en) | 2017-08-07 | 2017-08-07 | A kind of self-priming stud protective device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207413669U (en) |
-
2017
- 2017-08-07 CN CN201720976568.6U patent/CN207413669U/en active Active
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