CN102011530A - Hydraulic rotating means - Google Patents
Hydraulic rotating means Download PDFInfo
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- CN102011530A CN102011530A CN2009101953329A CN200910195332A CN102011530A CN 102011530 A CN102011530 A CN 102011530A CN 2009101953329 A CN2009101953329 A CN 2009101953329A CN 200910195332 A CN200910195332 A CN 200910195332A CN 102011530 A CN102011530 A CN 102011530A
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- oil
- hydraulic
- rotation
- end cap
- rotary sleeve
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Abstract
The present invention relates to a lifting platform, particularly a hydraulic drive lifting platform. A hydraulic rotating means comprises a shell, a hydraulic oil control device, a hydraulic oil cylinder, a coupling end cover, a rotation sleeve, a positioning pin, a rotation shaft, a positioning ring, an end cover and a tube sleeve, wherein one end inside the tubular shell is equipped with the hydraulic oil cylinder; a piston rod is fixedly connected with the rotary sleeve arranged at the central section in the shell, wherein there is provided a helical groove on the surface of the rotary sleeve. The positioning pin penetrates through and is fixed connected in holes provided in the shell and the cylinder body, and is embedded into the spiral groove, and forms a clearance fit with the spiral groove. One end of the rotation shaft is inserted into the rotation sleeve, and the portion of the rotation shaft extending into the rotation sleeve is provided with a spline slot, and the rotation sleeve is provided with a slide spline fixed therein and embedded into the spline slot, along with the slide key and the spline slot forming a clearance fit. The other end inside the shell, opposite to the hydraulic oil cylinder, is provided with the positioning ring, the end cover and the tube sleeve, wherein the rotation shaft is passed through the positioning ring and the end cover, and is fixedly connected with the tube sleeve.
Description
Technical field
The present invention relates to a kind of mechanical rotary device, especially utilize hydraulically powered whirligig.
Background technology
Accessible platform is widely used in public places such as residential quarters, bank, hospital, road, overpass, is convenient to the convenient of physical disabilities and uses.The door of platform has the side-to-side movement of rotating open-close and similar elevator to open and close dual mode.The at present common door with the rotation mode automatic switch drives the door rotating open-close by the rotating of motor mostly, and the transmission device volume ratio of this kind of drive is bigger, is not suitable for the occasion less in the space and uses.
Summary of the invention
The object of the present invention is to provide a kind of hydraulic rotating device, the drive mechanism compactness is fit to little space and uses.
The present invention is achieved in that a kind of hydraulic rotating device, comprises shell, hydraulic oil control device, hydraulic jack, connection end cap, rotary sleeve, alignment pin, axis of rotation, centring ring, end cap and pipe box,
An end is provided with hydraulic jack in the tubular housing, hydraulic jack is disposed with two oil inlet and outlets, cylinder pedestal, cylinder blocks and is connected end cap along the direction of shell from the end to the middle part, be provided with piston and piston rod in the cylinder block, oil inlet and outlet links to each other with the hydraulic oil control device;
Piston rod is fixedlyed connected with the rotary sleeve in the middle part of being provided with in the enclosure, and the rotary sleeve surface has helicla flute, and alignment pin is passed in the hole that has on shell and the cylinder block, and is fixedly connected in the hole, and alignment pin embeds in the helicla flute, alignment pin and helicla flute matched in clearance;
Axis of rotation one end stretches in the rotary sleeve, and a section of stretching in the rotary sleeve of axis of rotation has keyway, is set with slide key in the rotary sleeve, and slide key embeds in the keyway, slide key and keyway matched in clearance;
The enclosure other end relative with hydraulic jack is provided with centring ring, end cap and pipe box, and axis of rotation passes centring ring fixedlys connected with end cap and with pipe box.
The helicla flute that has on the described axis of rotation is 90 degree～180 degree along circumferential angle.
Described connection end cap middle part is provided with bulge loop, and the bulge loop external diameter is slightly larger than the cylinder block external diameter, and piston rod passes the connection end cap.
Described hydraulic oil control device comprises oil pump, flow speed control valve, overflow valve, electromagnetic valve and many oil pipes, two oil inlet and outlets all are connected with electromagnetic valve by oil pipe, the oil-in of electromagnetic valve links to each other with oil pump by oil pipe, and this section oil pipe is provided with overflow valve, overflow valve is communicated with oil revolving end, and oil pump also links to each other with oil revolving end;
The oil-out of electromagnetic valve links to each other with flow speed control valve by oil pipe, and the flow speed control valve other end links to each other with oil revolving end by oil pipe.
Described connection end cap and internal piston are provided with sealing ring.
The internal diameter of described centring ring is slightly larger than the diameter of axis of rotation, and the centring ring external diameter is slightly less than the cylinder block internal diameter.
Hydraulic rotating device of the present invention can rectilinear motion be converted into and rotatablely moves, and uses hydraulic jack as power resources, and compact conformation is saved the space.Key component of the present invention is exactly rotary sleeve and axis of rotation, the rotary sleeve surface has one section helicla flute, because alignment pin is to be fixed on shell and the cylinder block, therefore alignment pin maintains static, when the piston rod of hydraulic jack promotes the rotary sleeve motion, rotary sleeve was because the motion of a rectilinear direction had both taken place in the effect of alignment pin, and certain angle simultaneously also rotates in a circumferential direction.And slide key can move along the keyway in the axis of rotation, therefore only passes to axis of rotation rotatablely moving, and drives pipe box by axis of rotation, and then drives outside door rotation.
Description of drawings
The invention will be further described below in conjunction with the drawings and specific embodiments.
Fig. 1 is a hydraulic rotating device cross-sectional schematic of the present invention;
Fig. 2 is rotary sleeve and revolute axes configuration schematic top plan view in the hydraulic rotating device of the present invention;
Fig. 3 is the hydraulic oil control device schematic diagram in the hydraulic rotating device of the present invention;
Among the figure: 1 hydraulic oil control device, 101 oil pumps, 102 flow speed control valves, 103 overflow valves, 104 oil revolving ends, 105 electromagnetic valves, A, B, P, T are the port of the inner turnover oil of electromagnetic valve, 2 first oil inlet and outlets, 3 second oil inlet and outlets, 5 cylinder pedestals, 6 sealing rings, 7 pistons, 8 cylinder blocks, 9 piston rods, 10 connect end cap, 11 slide keys, 12 rotary sleeves, 121 helicla flutes, 13 alignment pins, 14 axis of rotation, 141 keyways, 15 shells, 16 centring rings, 17 end caps, 18 pipe boxes.
The specific embodiment
Referring to Fig. 1, Fig. 2, Fig. 3.
A kind of hydraulic rotating device comprises shell 15, hydraulic oil control device 1, hydraulic jack, connection end cap 10, rotary sleeve 12, alignment pin 13, axis of rotation 14, centring ring 16, end cap 17 and pipe box 18.
An end is provided with hydraulic jack in the tubular housing 15, hydraulic jack is disposed with two oil inlet and outlets 2 and 3, cylinder pedestal 5, cylinder block 8 and is connected end cap 10 along the direction of shell 15 from the end to the middle part, be provided with piston 7 and piston rod 9 in the cylinder block 8, oil inlet and outlet 2 links to each other with hydraulic oil control device 1 with 3, the hydraulic jack of the similar routine of hydraulic jack structure of the present invention.
Piston rod 9 is fixedlyed connected with the rotary sleeve 12 that is arranged on shell 15 interior middle parts.
Participate in Fig. 3, rotary sleeve 12 surfaces have helicla flute 121, and alignment pin 13 is passed in the hole that has on shell 15 and the cylinder block 8, and is fixedly connected in the hole, and alignment pin 13 embeds in the helicla flute 121, alignment pin 13 and helicla flute 121 matched in clearance.Helicla flute 121 is 90 degree～180 degree along circumferential angle.
Axis of rotation 14 1 ends stretch in the rotary sleeve 12, and a section of going in the rotary sleeve 12 of revolving spindle 14 has keyway 141, are set with slide key 11 in the rotary sleeve 12, and slide key 11 embeds in the keyways 141, slide key 11 and keyway 141 matched in clearance.
The shell 15 inner other ends relative with hydraulic jack are provided with centring ring 16, end cap 17 and pipe box 18, and axis of rotation 12 passes centring ring 16 fixedlys connected with end cap 17 and with pipe box 18.The internal diameter of centring ring 16 is slightly larger than the diameter of axis of rotation 12, and centring ring 16 external diameters are slightly less than cylinder block 8 internal diameters.Centring ring 16 is used for axis of rotation 12 spacing, is not offset when making axis of rotation 12 motions.End cap 17 is used to seal cylinder block 8.Pipe box 18 is used for the rotation of axis of rotation 12 is delivered to the outside.
Connect end cap 10 middle parts and be provided with bulge loop 10, bulge loop 10 external diameters are slightly larger than cylinder block 8 external diameters.Connect the part that end cap 10 is divided into cylinder block 8 two relative closures.Connect end cap 10 and piston 7 inside and be provided with sealing ring 6.
Piston rod 7 passes and connects end cap 10.
The hydraulic oil control device comprises oil pump 101, flow speed control valve 102, overflow valve 103, electromagnetic valve 105 and many oil pipes, the B end of electromagnetic valve 105 is communicated with by the oil pipe and first oil inlet and outlet 2, the A end of electromagnetic valve 105 is communicated with by the oil pipe and second oil inlet and outlet 3, the oil-in of electromagnetic valve 105 (being the P end) links to each other with oil pump 101 by oil pipe, and this section oil pipe is provided with overflow valve 103, overflow valve 103 is communicated with oil revolving end 104, and oil pump 101 also links to each other with oil revolving end 104.
The oil-out of electromagnetic valve 105 (being the T end) links to each other with flow speed control valve 102 by oil pipe, and flow speed control valve 102 other ends link to each other with oil revolving end 104 by oil pipe.
When the present invention uses, oil pump 101 work of hydraulic oil control device, hydraulic oil flow to electromagnetic valve 105 from oil revolving end 104 by oil pipe, electromagnetic valve 105 work, the logical B end of T termination this moment, the logical A end of P termination, hydraulic oil just flows into oil cylinder from first oil inlet and outlet 2 like this, hydraulic oil flows out oil cylinder by second oil inlet and outlet 3 simultaneously, and is back to oil revolving end 104 through flow speed control valve 102.
At this moment, piston 7 is to the direction motion of rotary sleeve 12, and then drive piston rod 9 and rotary sleeve 12 motions, because rotary sleeve 12 surfaces have one section helicla flute 121, and alignment pin 13 is to be fixed on shell 15 and the cylinder block 8, therefore alignment pin 13 maintains static, rotary sleeve 12 was because the motion of a rectilinear direction had both taken place in the effect of alignment pin 13, and certain angle simultaneously also rotates in a circumferential direction, be used for the switching of door, motion 90 degree～180 degree get final product.Slide key 11 can move along the keyways 141 in the axis of rotation 14, so rotary sleeve 12 only passes to axis of rotation 14 rotatablely moving, and drives pipe box 18 by axis of rotation, and then drives outside door Unscrew.
Otherwise, 3 oil-feeds of second oil inlet and outlet, first oil inlet and outlet 2 is fuel-displaced, promote the opposite direction motion of piston 7, and then drive piston rod 9 and rotary sleeve 12 motions, rotary sleeve 12 reverse rotations to rotary sleeve 12, driven rotary axle 12 and pipe box 18 rotations, and then drive outside door rotary closing.
Flow speed control valve 102 can be controlled the flow velocity of hydraulic oil, reaches the effect of control piston 7 movement velocitys, speed that just can the control gate switch.Overflow valve 103 is used for when oil pressure is excessive, and drainage hydraulic oil prevents superpressure.
Claims (6)
1. a hydraulic rotating device is characterized in that, comprises shell, hydraulic oil control device, hydraulic jack, connection end cap, rotary sleeve, alignment pin, axis of rotation, centring ring, end cap and pipe box,
An end is provided with hydraulic jack in the tubular housing, hydraulic jack is disposed with two oil inlet and outlets, cylinder pedestal, cylinder blocks and is connected end cap along the direction of shell from the end to the middle part, be provided with piston and piston rod in the cylinder block, oil inlet and outlet links to each other with the hydraulic oil control device;
Piston rod is fixedlyed connected with the rotary sleeve in the middle part of being provided with in the enclosure, and the rotary sleeve surface has helicla flute, and alignment pin is passed in the hole that has on shell and the cylinder block, and is fixedly connected in the hole, and alignment pin embeds in the helicla flute, alignment pin and helicla flute matched in clearance;
Axis of rotation one end stretches in the rotary sleeve, and a section of stretching in the rotary sleeve of axis of rotation has keyway, is set with slide key in the rotary sleeve, and slide key embeds in the keyway, slide key and keyway matched in clearance;
The enclosure other end relative with hydraulic jack is provided with centring ring, end cap and pipe box, and axis of rotation passes centring ring fixedlys connected with end cap and with pipe box.
2. hydraulic rotating device as claimed in claim 1 is characterized in that, the helicla flute that has on the described axis of rotation is 90 degree～180 degree along circumferential angle.
3. hydraulic rotating device as claimed in claim 1 or 2 is characterized in that, described connection end cap middle part is provided with bulge loop, and the bulge loop external diameter is slightly larger than the cylinder block external diameter, and piston rod passes the connection end cap.
4. hydraulic rotating device as claimed in claim 1 or 2, it is characterized in that, described hydraulic oil control device comprises oil pump, flow speed control valve, overflow valve, electromagnetic valve and many oil pipes, two oil inlet and outlets all are connected with electromagnetic valve by oil pipe, the oil-in of electromagnetic valve links to each other with oil pump by oil pipe, and this section oil pipe is provided with overflow valve, and overflow valve is communicated with oil revolving end, and oil pump also links to each other with oil revolving end;
The oil-out of electromagnetic valve links to each other with flow speed control valve by oil pipe, and the flow speed control valve other end links to each other with oil revolving end by oil pipe.
5. hydraulic rotating device as claimed in claim 1 or 2 is characterized in that, the internal diameter of described centring ring is slightly larger than the diameter of axis of rotation, and the centring ring external diameter is slightly less than the cylinder block internal diameter.
6. hydraulic rotating device as claimed in claim 3 is characterized in that, described connection end cap and internal piston are provided with sealing ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101953329A CN102011530A (en) | 2009-09-08 | 2009-09-08 | Hydraulic rotating means |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101953329A CN102011530A (en) | 2009-09-08 | 2009-09-08 | Hydraulic rotating means |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102011530A true CN102011530A (en) | 2011-04-13 |
Family
ID=43841840
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009101953329A Pending CN102011530A (en) | 2009-09-08 | 2009-09-08 | Hydraulic rotating means |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102011530A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102490699A (en) * | 2011-11-10 | 2012-06-13 | 林志国 | Rotatable lifting support leg of vehicle |
| CN103758426A (en) * | 2014-01-16 | 2014-04-30 | 徐州大亚自动装备有限公司 | Inert gas pressure-bearing rod type window opener |
| WO2023165063A1 (en) * | 2022-03-04 | 2023-09-07 | 无锡职业技术学院 | Electromechanical integrated rotary down-pressing device |
-
2009
- 2009-09-08 CN CN2009101953329A patent/CN102011530A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102490699A (en) * | 2011-11-10 | 2012-06-13 | 林志国 | Rotatable lifting support leg of vehicle |
| CN102490699B (en) * | 2011-11-10 | 2013-12-18 | 林志国 | Rotatable lifting support leg of vehicle |
| CN103758426A (en) * | 2014-01-16 | 2014-04-30 | 徐州大亚自动装备有限公司 | Inert gas pressure-bearing rod type window opener |
| WO2023165063A1 (en) * | 2022-03-04 | 2023-09-07 | 无锡职业技术学院 | Electromechanical integrated rotary down-pressing device |
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| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20110413 |