CN217173106U

CN217173106U - Integrated valve block type airplane hydraulic jack

Info

Publication number: CN217173106U
Application number: CN202220829686.5U
Authority: CN
Inventors: 杨立伟; 金利; 王朋飞; 栾清泉
Original assignee: Yantai Weihang Electric Hydraulic Equipment Co ltd
Current assignee: Yantai Weihang Electric Hydraulic Equipment Co ltd
Priority date: 2022-04-11
Filing date: 2022-04-11
Publication date: 2022-08-12
Anticipated expiration: 2032-04-11

Abstract

The application relates to an integrated valve block type aircraft hydraulic jack, which belongs to the technical field of jack equipment and comprises an actuating cylinder body and at least three supporting rods, wherein the actuating cylinder body is provided with an integrated valve block, the integrated valve block is communicated with the actuating cylinder body, one end of the integrated valve block is connected with a reversing valve, and one end, far away from the actuating cylinder body, of the integrated valve block is connected with a hand pump. This application has the effect that improves jack life.

Description

Integrated valve block type airplane hydraulic jack

Technical Field

The application relates to the technical field of jack equipment, in particular to an integrated valve block type aircraft hydraulic jack.

Background

The existing jack is suitable for various hoisting operations with small hoisting height.

Most of existing aircraft hydraulic jacks consist of an oil chamber, an oil pump, an oil storage chamber, a piston, a crank, a pressure relief valve and a one-way valve, wherein the pressure relief valve and the one-way valve are connected in an external pipe mode, and an oil tank adopts a square tank externally-hanging structure.

In view of the above-mentioned related technologies, the inventor believes that the oil pipes of the aircraft hydraulic jack are numerous and disorderly, occupy a large peripheral space, and easily reduce the service life of the jack when an operator touches the oil pipes.

SUMMERY OF THE UTILITY MODEL

In order to improve the life of jack, the application provides an integrated valve block formula aircraft hydraulic jack.

The application provides an integrated valve block formula aircraft hydraulic jack adopts following technical scheme:

the utility model provides an integrated valve piece formula aircraft hydraulic jack, includes pressurized strut body and at least three bracing piece, the pressurized strut body is equipped with integrated valve piece, integrated valve piece with the pressurized strut body communicates mutually, the one end of integrated valve piece is connected with the switching-over valve, the one end that the pressurized strut body was kept away from to the integrated valve piece is connected with hand pump.

By adopting the technical scheme, the support rod has a supporting effect on the actuator cylinder body, and the oil circuit of the hand pump is integrated in the valve block, so that the pipeline connection of the hydraulic jack is reduced, the use of an oil pipe is saved, the production cost is reduced, the use by an operator is facilitated, and the use space of the periphery of the hydraulic jack is increased.

Optionally, the actuator cylinder body is provided with a protective layer, and the protective layer is fixedly connected to the outer side of the actuator cylinder body.

By adopting the technical scheme, the protective layer plays a protective role on the actuator cylinder body, so that the actuator cylinder body is not easy to damage, and the service life of the hydraulic jack is prolonged.

Optionally, the one end of bracing piece is articulated with the upper end of inoxidizing coating, the lower extreme fixedly connected with go-between of pressurized strut body, the go-between articulates there is at least three connecting plate, the one end that the inoxidizing coating was kept away from to the bracing piece with the connecting plate rotates to be connected, the one end fixedly connected with connecting portion of inoxidizing coating are kept away from to the bracing piece, connecting portion threaded connection has the lifter, the lifter sets up perpendicularly, the lower extreme that the lifter passed connecting portion is connected with the supporting disk.

Through adopting above-mentioned technical scheme, connecting plate and pressurized strut body are connected to the go-between, and bracing piece and connecting plate cooperate and play the supporting role to hydraulic jack, and connecting portion joint support pole and lifter rotate the lifter, and the lifter moves down, drives the supporting disk downstream, and the supporting disk is inconsistent with ground, has increased the area of contact with ground, has improved this hydraulic jack's stability.

Optionally, the upper end of the lifting rod is fixedly connected with a horizontal rod, and one end of the horizontal rod is fixedly connected with a vertical rod.

Through adopting above-mentioned technical scheme, lifter and vertical rod are connected to the horizon bar, and the user rotates the vertical rod, and the vertical rod drives the horizon bar and rotates, and the horizon bar drives the lifter and rotates, makes the process that the lifter rose more convenient.

Optionally, the connecting portion is provided with a supporting leg, the supporting leg is arranged in an inclined manner, and one end, far away from the connecting portion, of the supporting leg is rotatably connected with a rotating wheel.

Through adopting above-mentioned technical scheme, connecting portion and runner are connected to the landing leg, when needing to transport this hydraulic jack, hydraulic jack transports through the runner, makes the process of transporting more convenient.

Optionally, one end of the connecting portion, which is far away from the supporting rod, is rotatably connected with a pull rod, and one end of the pull rod, which is far away from the connecting portion, is fixedly connected with a pull ring.

Through adopting above-mentioned technical scheme, the user passes through pull ring pulling pull rod sideslip, and pull rod pulling connecting portion sideslip, connecting portion remove through the runner, and then be convenient for transport this hydraulic jack.

Optionally, a fixing rod is connected between the adjacent support rods, one of the fixing rods is rotatably connected with an escalator, and the upper end of the escalator is rotatably connected with the two support rods.

Through adopting above-mentioned technical scheme, two adjacent bracing pieces are connected to the dead lever, have improved the stability of bracing piece. The user stands on the escalator, so that the airplane can be conveniently overhauled.

Optionally, one end of the connecting plate, which is close to the connecting ring, is rotatably connected with a reinforcing rod, and one end of the reinforcing rod, which is far away from the connecting plate, is rotatably connected with the supporting rod.

Through adopting above-mentioned technical scheme, connecting plate and bracing piece are connected to the stiffener, further improve the stability of bracing piece.

In summary, the present application includes at least one of the following beneficial technical effects:

this application is through setting up the collection valve piece, in the integrated collection valve piece of reintegration of the oil circuit of hand pump, is favorable to reducing the phenomenon that this hydraulic jack pushed the pipeline and connects, and then is favorable to saving oil pipe's use, has reduced manufacturing cost, is favorable to operating personnel to use simultaneously, and has increased the peripheral usage space of this hydraulic jack.

This application is through setting up the inoxidizing coating, and the inoxidizing coating plays the guard action to the pressurized strut body, is favorable to reducing the risk that the pressurized strut body bumps, and then is favorable to improving the life of pressurized strut body.

Drawings

FIG. 1 is a schematic structural diagram of an integrated valve block type aircraft hydraulic jack according to the present application;

FIG. 2 is a schematic view of the structure of a prominent leg in an embodiment of the present application;

fig. 3 is an enlarged schematic view of the structure a in fig. 2.

Description of reference numerals: 1. a hydraulic mechanism; 2. a support mechanism; 3. a transfer mechanism; 11. an actuator cylinder body; 12. an integration valve block; 13. a diverter valve; 14. a hand pump; 15. a protective layer; 21. a support bar; 22. a connecting plate; 23. a connecting portion; 24. a lifting rod; 25. a support disc; 26. fixing the rod; 27. a reinforcing bar; 28. a connecting ring; 241. a connecting ball; 242. a horizontal bar; 243. a vertical rod; 31. a support leg; 32. a rotating wheel; 33. a pull rod; 34. a pull ring; 311. a first support leg; 312. a second support leg; 261. an escalator.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses integrated valve block type aircraft hydraulic jack.

Referring to fig. 1, the integrated valve block type aircraft hydraulic jack comprises a hydraulic mechanism 1, a supporting mechanism 2 and a transferring mechanism 3, wherein the supporting mechanism 2 is connected with the hydraulic mechanism 1, and the transferring mechanism 3 is connected with the supporting mechanism 2. The supporting mechanism 2 supports the hydraulic mechanism 1, so that the stability of the hydraulic mechanism 1 is improved, and the hydraulic mechanism 1 plays a role in lifting heavy objects. When needing to transport this hydraulic jack, the user transports this hydraulic jack through transport mechanism 3, makes the process of transporting this hydraulic jack more convenient.

Referring to fig. 1, the hydraulic mechanism 1 includes an actuator cylinder body 11, an integration valve block 12, a reversing valve 13, a hand pump 14 and a protective layer 15, the integration valve block 12 is fixedly connected to the lower end of the actuator cylinder body 11, the integration valve block 12 is communicated with the actuator cylinder body 11, the upper end of the integration valve block 12 is fixedly connected to the reversing valve 13, one end of the integration valve block 12, far away from the actuator cylinder body 11, is fixedly connected to the hand pump 14, and the hand pump 14 is communicated with the integration valve block 12. The protective layer 15 is fixedly connected to the outside of the actuator cylinder body 11.

Referring to fig. 1, the reversing valve 13 controls the flow direction of an oil path in the actuator cylinder body 11, and the oil path of the hand pump 14 is integrated into the valve block 12, so that the pipeline connection of the actuator cylinder body 11 is reduced, the use of oil pipes is saved, the production cost is reduced, the hand pump 14 is used by an operator, and the use space of the periphery of the hydraulic jack is reduced. The protective layer 15 protects the actuator cylinder body 11, so that the risk of collision of the actuator cylinder body 11 is reduced, and the service life of the hydraulic jack is prolonged.

Referring to fig. 2 and 3, the supporting mechanism 2 includes three supporting rods 21, three connecting plates 22, three connecting portions 23, three lifting rods 24, three supporting plates 25, three fixing rods 26 and three reinforcing rods 27, one end of each supporting rod 21 is hinged to the upper end of the protective layer 15, the supporting rods 21 are uniformly arranged in the circumferential direction, the lower end of the actuator cylinder body 11 is fixedly connected with a connecting ring 28, the connecting ring 28 is located on the outer side of the actuator cylinder body 11, the connecting plates 22 are hinged to the outer side of the connecting ring 28, the connecting plates 22 are uniformly arranged in the circumferential direction, one end of each connecting plate 22, which is far away from the connecting ring 28, is rotatably connected with the corresponding supporting rod 21, one end of each supporting rod 21, which is far away from the protective layer 15, is fixedly connected with the connecting portion 23, the connecting portion 23 is in threaded connection with the lifting rod 24, one end of the lifting rod 24, which penetrates through the connecting portion 23, is provided with a connecting ball 241, the upper end of the supporting plate 25 is provided with a groove, the connecting ball 241 is slidably connected to the groove of the supporting plate 25, the connecting ball 241 is fixedly connected with the lower end of the lifting rod 24, one end of the lifting rod 24 far away from the connecting ball 241 is fixedly connected with a horizontal rod 242, one end of the horizontal rod 242 is fixedly connected with a vertical rod 243, the vertical rod 243 is vertically arranged, and the horizontal rod 242 is horizontally arranged. The two ends of the fixing rod 26 are fixedly connected with one end of the supporting rod 21 far away from the protective layer 15, one end of the reinforcing rod 27 is rotatably connected with one end of the connecting plate 22 near the connecting ring 28, and the other end of the reinforcing rod 27 is rotatably connected with the supporting rod 21.

Referring to fig. 2 and 3, when the hydraulic jack needs to be supported, the vertical rod 243 is rotated, the vertical rod 243 drives the horizontal rod 242, the horizontal rod 242 drives the lifting rod 24 to rotate, the lifting rod 24 descends, the connecting ball 241 drives the supporting plate 25 to descend, and the supporting plate 25 abuts against the ground. The vertical rod 243 and the horizontal rod 242 cooperate to drive the lifting rod 24 to rotate, so that the process of rotating the lifting rod 24 is more convenient. The connecting ball 241 is matched with the supporting disk 25, so that the supporting disk 25 is inclined, the supporting on different terrains is facilitated, and the application range of the hydraulic jack is further widened. The support plate 25 increases the contact area with the ground, thereby contributing to the improvement of the stability of the hydraulic jack.

Referring to fig. 2 and 3, the reinforcing rod 27 connects the connecting plate 22 and the supporting rod 21, so that the connecting plate 22 and the supporting rod 21 are not easily separated, and the stability of the hydraulic jack is further improved. The fixing bars 26 connect adjacent supporting bars 21, thereby improving the stability of the supporting bars 21.

Referring to fig. 2 and 3, the transfer mechanism 3 includes a support leg 31, four rotating wheels 32, a pull rod 33 and a pull ring 34, the support leg 31 includes two first support legs 311 and two second support legs 312, the first support leg 311 is fixedly connected with two ends of one of the connecting portions 23, the first support leg 311 is obliquely arranged, the lower end of the first support leg 311 is connected with the rotating wheel 32, the other two connecting portions 23 are respectively fixedly connected with the second support legs 312, the lower end of the second support leg 312 is connected with the rotating wheel 32, one end of the connecting portion 23 close to the first support leg 311 is hinged to the pull rod 33, and one end of the pull rod 33 far away from the connecting portion 23 is fixedly connected with the pull ring 34.

Referring to fig. 2 and 3, when needing to transport this hydraulic jack, runner 32 and connecting portion 23 are connected to landing leg one 311, and runner 32 and connecting portion 23 are connected to landing leg two 312, and the user hand grips pull ring 34, stimulates pull rod 33, and pull rod 33 drives connecting portion 23 sideslip, and connecting portion 23 transports through runner 32, and then makes the process of transporting more convenient.

Referring to fig. 2 and 3, an upper end of one of the fixing bars 26 is rotatably connected with an escalator 261, and an upper end of the escalator 261 is rotatably connected with two adjacent supporting bars 21. The user overhauls through staircase 261 aircraft eminence, makes the process of overhauing more convenient.

The implementation principle of the 12-type airplane hydraulic jack with the integrated valve block in the embodiment of the application is as follows: the oil circuit of the hand pump 14 is integrated into the valve block 12, so that the pipeline connection of hydraulic jacks is reduced, and the use of oil pipes is reduced. During lifting, the vertical rod 243 is rotated, the vertical rod 243 drives the horizontal rod 242 to rotate, the horizontal rod 242 drives the lifting rod 24 to rotate, the lifting rod 24 descends to drive the supporting plate 25 to descend, the supporting plate 25 is in contact with the ground, and the supporting rod 21 and the connecting plate 22 are matched to support the actuator cylinder body 11.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. An integrated valve block type aircraft hydraulic jack comprises an actuating cylinder body (11) and at least three support rods (21), and is characterized in that: the actuating cylinder body (11) is provided with an integrated valve block (12), the integrated valve block (12) is communicated with the actuating cylinder body (11), one end of the integrated valve block (12) is connected with a reversing valve (13), and one end, far away from the actuating cylinder body (11), of the integrated valve block (12) is connected with a hand pump (14).

2. An integrated valve block aircraft hydraulic jack as claimed in claim 1 wherein: the actuating cylinder body (11) is provided with a protective layer (15), and the protective layer (15) is fixedly connected to the outer side of the actuating cylinder body (11).

3. An integrated valve block aircraft hydraulic jack as claimed in claim 1 wherein: the one end of bracing piece (21) is articulated with the upper end of inoxidizing coating (15), the lower extreme fixedly connected with go-between (28) of pressurized strut body (11), go-between (28) articulate there is at least three connecting plate (22), the one end of inoxidizing coating (15) is kept away from in bracing piece (21) with connecting plate (22) rotate and connect, the one end fixedly connected with connecting portion (23) of inoxidizing coating (15) are kept away from in bracing piece (21), connecting portion (23) threaded connection has lifter (24), lifter (24) set up perpendicularly, the lower extreme that connecting portion (23) were passed in lifter (24) is connected with supporting disk (25).

4. An integrated valve block aircraft hydraulic jack according to claim 3, wherein: the upper end of the lifting rod (24) is fixedly connected with a horizontal rod (242), and one end of the horizontal rod (242) is fixedly connected with a vertical rod (243).

5. An integrated valve block aircraft hydraulic jack according to claim 3, wherein: connecting portion (23) are equipped with landing leg (31), landing leg (31) slope sets up, the one end rotation that connecting portion (23) were kept away from in landing leg (31) is connected with runner (32).

6. An integrated valve block aircraft hydraulic jack according to claim 3, wherein: one end, far away from the support rod (21), of the connecting part (23) is rotatably connected with a pull rod (33), and one end, far away from the connecting part (23), of the pull rod (33) is fixedly connected with a pull ring (34).

7. An integrated valve block aircraft hydraulic jack as claimed in claim 1 wherein: and fixing rods (26) are connected between the adjacent supporting rods (21), one fixing rod (26) is rotatably connected with an escalator (261), and the upper end of the escalator (261) is rotatably connected with the two supporting rods (21).

8. An integrated valve block aircraft hydraulic jack according to claim 3, wherein: one end of the connecting plate (22) close to the connecting ring (28) is rotatably connected with a reinforcing rod (27), and one end of the reinforcing rod (27) far away from the connecting plate (22) is rotatably connected with the supporting rod (21).