CN213236274U

CN213236274U - Linear-stroke intelligent hydraulic actuator

Info

Publication number: CN213236274U
Application number: CN202021753805.0U
Authority: CN
Inventors: 刘宇
Original assignee: Yangzhou Zhongeurope Machinery Equipment Co ltd
Current assignee: Yangzhou Zhongeurope Machinery Equipment Co ltd
Priority date: 2020-08-20
Filing date: 2020-08-20
Publication date: 2021-05-18
Anticipated expiration: 2030-08-20

Abstract

The utility model relates to a straight stroke intelligent hydraulic actuator, which comprises a bracket, the top of support is fixed with the lower stage body, the top of lower stage body is fixed with the upper stage body through the bearing structure, the top of upper stage body is fixed with the cylinder body that is used for driving the piston rod, be linked together through the top of advancing oil pipe and supplying oil tank on the cylinder body, be linked together through the bottom of going out oil pipe and supplying oil tank on the cylinder body, the piston rod is fixed with the go-between that is located the upper stage body top, one side of go-between is fixed with the rack of movable mounting on the lower stage body, one side of rack is equipped with the manual drive ware of slidable mounting on the bearing structure; the utility model discloses when by the electric drive, adjust manual drive and separate with the rack, supply the oil tank to be the cylinder body fuel feeding, in the oil of cylinder body was discharged into the oil tank by the oil pipe again, realized the cyclic utilization of oil, realized the extension of piston rod and the control that shortens simultaneously to realize the extension of piston rod and shorten.

Description

Linear-stroke intelligent hydraulic actuator

Technical Field

The utility model relates to an executor technical field especially relates to a straight stroke intelligence hydraulic actuator.

Background

The straight stroke actuator is a device for controlling the opening and closing of a valve and is mainly used for controlling a gate of a gate valve, the straight stroke actuator is connected with a valve rod of the gate valve, the gate is driven to be opened and closed by driving the lifting of the valve rod, and meanwhile the opening degree of the gate can be adjusted.

The straight stroke hydraulic actuator in the prior art is controlled in an electric hydraulic mode, and once a power failure occurs, a valve cannot work, so that the hydraulic actuator added with a manual pump is also provided, but the emergency guarantee of the design is still relatively insufficient, once a piston of a hydraulic cylinder is damaged or the hydraulic cylinder leaks, the hydraulic cylinder cannot work normally, and the hydraulic cylinder cannot be controlled to work by the electric hydraulic pump or the manual pump. Therefore, the straight-stroke intelligent hydraulic actuator is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome the above problem that prior art exists, provide a straight stroke intelligence hydraulic actuator.

For realizing above-mentioned technical purpose, reach above-mentioned technological effect, the utility model discloses a following technical scheme realizes:

the utility model provides a straight stroke intelligence hydraulic actuator, includes the support, the fixed stage body that is equipped with in top of support, the top of stage body has last stage body through bearing structure fixed mounting down, the fixed cylinder body that is used for driving the piston rod that is equipped with in top of going up the stage body, be linked together through advancing oil pipe and the top of supplying the oil tank on the cylinder body, communicate with the bottom of supplying the oil tank through going out oil pipe on the cylinder body, the fixed go-between that is located stage body top that is equipped with on the piston rod, one side of go-between is fixed to be equipped with the rack of flexible mounting on the stage body down, one side of rack is equipped with the manual drive ware of slidable mounting on bearing.

Furthermore, an oil pump is installed on the oil inlet pipe.

Further, the oil supply tank comprises a tank body arranged on the lower platform body through a mounting frame, and an oil filling pipe integrally formed with the tank body is fixedly arranged on one side of the tank body close to the top of the tank body.

Further, the mounting bracket is including being fixed in the solid fixed ring on the jar side wall, gu fixed ring's bilateral symmetry is equipped with two "7" type branches that are fixed in on the lower stage body.

Furthermore, the rack comprises a rack body fixed on the connecting ring, and sliding strips integrally formed with the rack body are arranged on two sides of the rack body.

Furthermore, a rack groove is formed in the position, corresponding to the rack body, of the lower platform body, and limiting sliding grooves matched with the sliding strips are fixedly formed in the positions, located on the two sides, of the inner portion of the rack groove.

Furthermore, the manual driver comprises a gear shaft which is arranged on the supporting structure in a sliding mode through a sliding seat driven by the regulator, a gear is fixedly arranged on the gear shaft, and a driving hand wheel is fixedly arranged at one end of the gear shaft.

Further, the sliding seat comprises a seat body which is movably installed on the gear shaft and located on two sides of the gear, and clamping strips which are integrally formed with the seat body and matched with clamping grooves in the inner wall of the through groove in the supporting structure are arranged at the top and the bottom of the seat body.

Furthermore, the regulator is including being fixed in the lantern ring on the pedestal, and one of them the lantern ring is gone up the activity and is equipped with the screw rod of spiro union on bearing structure, and another the lantern ring is gone up the activity and is equipped with the polished rod of installing on bearing structure.

The utility model discloses when by the electric drive, it separately with the rack to adjust manual drive, supply the oil tank to be the cylinder body fuel feeding, oil in the cylinder body is discharged into in the oil feeding jar by an oil pipe again, realize the cyclic utilization of oil, realize the extension of piston rod and the control that shortens simultaneously, and then realize the control to the valve, when having a power failure, adjust manual drive and rack toothing, manual drive rack reciprocates, thereby realize the extension of piston rod and shorten, and then realize the control to the valve, not only can the electric drive piston rod, also the manual drive piston rod when having a power failure.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without undue limitation to the invention. In the drawings:

fig. 1 is a schematic view of an overall structure of an angle of the present invention;

fig. 2 is a schematic view of another angle of the present invention;

fig. 3 is a schematic view of another angle of the present invention;

fig. 4 is a schematic structural diagram of the manual driver of the present invention;

fig. 5 is a partial structural schematic view of the support structure of the present invention;

fig. 6 is a schematic structural view of the lower stage body of the present invention.

The reference numbers in the figures illustrate: 1-bracket, 2-rack body, 3-driving hand wheel, 4-lower platform body, 5- '7' type supporting rod, 6-tank body, 7-fixing ring, 8-oil filling pipe, 9-oil outlet pipe, 10-oil pump, 11-oil inlet pipe, 12-cylinder body, 13-supporting structure, 14-upper platform body, 15-polish rod, 16-screw rod, 17-through groove, 18-lantern ring, 19-gear, 20-gear shaft, 21-slide bar, 22-connecting ring, 23-seat body, 24-clamping bar, 25-clamping groove, 26-limiting sliding groove, 27-rack groove and 28-piston rod.

Detailed Description

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

As shown in fig. 1 to 6, this embodiment provides a straight stroke intelligent hydraulic actuator, including support 1, the fixed lower stage 4 that is equipped with in top of support 1, there is upper stage 14 above lower stage 4 through bearing structure 13 fixed mounting, the fixed cylinder 12 that is used for driving piston rod 28 that is equipped with in top of upper stage 14, be linked together through advancing oil pipe 11 and fuel feeding tank's top on the cylinder 12, be linked together through the bottom that goes up oil pipe 9 and fuel feeding tank on the cylinder 12, the fixed go-between 22 that is located upper stage 14 top that is equipped with on the piston rod 28, the fixed rack that is equipped with movable mounting on lower stage 4 in one side of go-between 22, one side of rack is equipped with the manual drive ware of slidable mounting on bearing structure 13.

When by the electric drive, adjust manual drive and separate with the rack, the oil feed tank supplies oil for cylinder body 12, oil in the cylinder body 12 is discharged into the oil feed tank by oil outlet pipe 9 again, realize the cyclic utilization of oil, realize the control to the extension and the shortening of piston rod 28 simultaneously, and then realize the control to the valve, when having a power failure, adjust manual drive and rack toothing, manual drive drives the rack and reciprocates, thereby realize extension and the shortening of piston rod 28, and then realize the control to the valve, not only can electrically-driven piston rod 28, also can manually-driven piston rod 28 when having a power failure.

Preferably, an oil pump 10 is mounted on the oil inlet pipe 11.

The oil pump 10 pumps oil in the oil supply tank into the cylinder 12.

Preferably, the oil supply tank comprises a tank body 6 arranged on the lower platform body 4 through a mounting frame, and an oil filling pipe 8 integrally formed with the tank body 6 is fixedly arranged on one side of the tank body 6 close to the top of the tank body.

The oil filling pipe 8 is arranged to facilitate the supplement of oil into the tank body 6.

Preferably, the mounting bracket includes the solid fixed ring 7 that is fixed in on the jar body 6 lateral wall, gu fixed ring 7 bilateral symmetry is equipped with two "7" type branches 5 that are fixed in on the lower stage body 4.

The fixing ring 7 and the 7-shaped supporting rod 5 are matched with each other to realize the fixed support of the tank body 6.

Preferably, the rack comprises a rack body 2 fixed on a connecting ring 22, and sliding strips 21 integrally formed with the rack body 2 are arranged on two sides of the rack body 2.

Preferably, a rack groove 27 is formed in the position, corresponding to the rack body 2, of the lower table body 4, and a limiting sliding groove 26 matched with the sliding strip 21 is fixedly formed in the rack groove 27 at two sides of the rack groove.

Preferably, the manual driver comprises a gear shaft 20 slidably mounted on the support structure 13 through a sliding seat driven by the adjuster, a gear 19 is fixedly mounted on the gear shaft 20, and a driving hand wheel 3 is fixedly arranged at one end of the gear shaft 20.

Preferably, the sliding seat comprises a seat body 23 movably mounted on the gear shaft 20 and located on two sides of the gear 19, and the top and the bottom of the seat body 23 are both provided with a clamping strip 24 which is integrally formed with the seat body and is matched with a clamping groove 25 on the inner wall of the through groove 17 on the supporting structure 13.

Preferably, the adjuster comprises collars 18 fixed on a seat body 23, wherein one of the collars 18 is movably provided with a screw 16 in threaded connection with the support structure 13, and the other collar 18 is movably provided with a polish rod 15 mounted on the support structure 13.

Rotatory screw rod 16 realizes the removal to pedestal 23, and card strip 24 on the pedestal 23 moves along draw-in groove 25, and then drives gear 19 and removes, realizes the meshing and part of gear 19 and rack body 2, and during the power failure, drive gear 19 meshes with rack body 2, and rotary drive hand wheel 3 and then drives gear 19 and rotate to realize rack body 2 and reciprocate along spacing spout 26, thereby extension and the shortening of control piston rod 28, and then realize the control to the valve.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention.

Claims

1. The utility model provides a straight stroke intelligence hydraulic actuator, includes the support, its characterized in that: the top of support is fixed and is equipped with down the stage body, the top of stage body has last stage body through bearing structure fixed mounting down, the fixed cylinder body that is used for driving the piston rod that is equipped with in top of going up the stage body, be linked together through advancing oil pipe and the top of supplying oil tank on the cylinder body, communicate through the bottom of going out oil pipe and supplying oil tank on the cylinder body, the fixed go-between that is located the stage body top that is equipped with on the piston rod, the fixed rack of being equipped with movable mounting on the stage body down of one side of go-between, one side of rack is equipped with the manual drive ware of slidable mounting on bearing structure.

2. The linear intelligent hydraulic actuator according to claim 1, wherein: and an oil pump is arranged on the oil inlet pipe.

3. The linear intelligent hydraulic actuator according to claim 1, wherein: the oil supply tank comprises a tank body arranged on the lower platform body through a mounting frame, and an oil filling pipe which is integrally formed with the tank body is fixedly arranged on one side of the tank body close to the top of the tank body.

4. The linear intelligent hydraulic actuator according to claim 3, wherein: the mounting bracket is including being fixed in the solid fixed ring on the jar side wall, gu fixed ring's bilateral symmetry is equipped with two "7" type branches that are fixed in on the lower stage body.

5. The linear intelligent hydraulic actuator according to claim 1, wherein: the rack comprises a rack body fixed on the connecting ring, and sliding strips integrally formed with the rack body are arranged on two sides of the rack body.

6. The linear intelligent hydraulic actuator according to claim 5, wherein: the lower table body is provided with a rack groove corresponding to the rack body, and the inside of the rack groove is fixedly provided with limiting sliding grooves matched with the sliding strips at the positions of two sides of the rack groove.

7. The linear intelligent hydraulic actuator according to claim 1, wherein: the manual driver comprises a gear shaft which is arranged on the supporting structure in a sliding mode through a sliding seat driven by the regulator, a gear is fixedly arranged on the gear shaft, and a driving hand wheel is fixedly arranged at one end of the gear shaft.

8. The linear intelligent hydraulic actuator of claim 7, wherein: the sliding seat comprises a seat body which is movably arranged on the gear shaft and is positioned on two sides of the gear, and the top and the bottom of the seat body are both provided with clamping strips which are integrally formed with the seat body and are matched with clamping grooves on the inner wall of the through groove on the supporting structure.

9. The linear intelligent hydraulic actuator of claim 8, wherein: the regulator is including being fixed in the lantern ring on the pedestal, one of them the lantern ring is gone up the activity and is equipped with the screw rod of spiro union on bearing structure, another the lantern ring is gone up the activity and is equipped with the polished rod of installing on bearing structure.