CN210531313U

CN210531313U - Composite material draws jar type pneumatic cylinder

Info

Publication number: CN210531313U
Application number: CN201921436947.1U
Authority: CN
Inventors: 李正凤
Original assignee: Yangzhou Yongfa Pneumatic Hydraulic Equipment Co Ltd
Current assignee: Yangzhou Yongfa Pneumatic Hydraulic Equipment Co Ltd
Priority date: 2019-08-30
Filing date: 2019-08-30
Publication date: 2020-05-15
Anticipated expiration: 2029-08-30

Abstract

The utility model relates to the technical field of hydraulic cylinders, and discloses a composite material cylinder pulling type hydraulic cylinder, which comprises a hydraulic cylinder body, a lantern ring, a toothed plate and a placing seat, wherein the lantern ring is fixedly connected with the outer wall of the hydraulic cylinder body, the hydraulic cylinder body adopts an oil hydraulic cylinder, after a clamping column is rotated, a straight gear can drive a gear to move up and down and drive a telescopic rod to move up and down, the acting force of the telescopic rod is increased through a labor-saving lever formed between an inserting column A and the clamping column, so that a maintenance worker does not need to smoothly pull a piston out of the hydraulic cylinder by means of equipment, thereby increasing the maintenance efficiency, through the arrangement of the placing seat, the contact surface between the bottom surface and the bottom surface of the hydraulic cylinder body is increased, thereby the hydraulic cylinder body can be more stable when the bottom surface is placed for use, and through the arrangement of the placing hole, the inserting column A and, can be obtained in time when in need of use.

Description

Composite material draws jar type pneumatic cylinder

Technical Field

The utility model relates to a pneumatic cylinder technical field specifically is a combined material draws jar type pneumatic cylinder.

Background

The hydraulic cylinder is a hydraulic actuator which converts hydraulic energy into mechanical energy and performs linear reciprocating motion (or swinging motion).

When the hydraulic cylinder is used, the most easily caused fault is cylinder pulling, the cylinder pulling refers to the fact that the inner wall of the hydraulic cylinder is pulled into deep grooves, sealing performance is lost when a piston and a piston ring rub against the wall of the cylinder, and therefore a user needs to pull out the piston for maintenance. There is therefore a need for a composite pull cylinder type hydraulic cylinder that addresses the above problems.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a combined material draws jar type pneumatic cylinder possesses advantages such as assistance maintenance person takes out the piston, has solved the problem that current pneumatic cylinder is single can't take out the piston with hand strength.

(II) technical scheme

For the purpose of realizing above-mentioned assistance maintenance personal takes out the piston, the utility model provides a following technical scheme: the utility model provides a combined material draws jar type pneumatic cylinder, includes pneumatic cylinder body, the lantern ring, pinion rack and places the seat, and the quantity of the lantern ring is two, and the shape of the lantern ring is the ring form body, two lantern rings all with the outer wall fixed connection of pneumatic cylinder body, two rectangular holes have been seted up to the front side position of lantern ring top surface, correspond about two rectangular holes are.

The shape of pinion rack is the cuboid, and the quantity of pinion rack is two, and two pinion racks are located four rectangular holes on two lantern rings respectively, and the tooth's socket has been seted up to two corresponding one sides of pinion rack, and the solid fixed ring of dorsal part fixedly connected with on two pinion rack tops, the shape of solid fixed ring is the ring body, and two solid fixed rings all correspond with the telescopic link position of pneumatic cylinder body.

The front side fixedly connected with cross plate of the corresponding one side of two lantern rings, the cross plate is located between two pinion racks, two rotation holes have been seted up in the front of cross plate, it has rolling bearing to rotate downthehole fixed mounting, rolling bearing's inner circle fixedly connected with dwang, the dorsal surface fixedly connected with straight-teeth gear of dwang, two straight-teeth gear intermeshing, and control two straight-teeth gears respectively with control two pinion rack intermeshing, the positive one end fixedly connected with block post of right side dwang, the jack has been seted up to the left side wall of block post.

The shape of placing the seat is the round platform shape body and inside cavity, and the top surface diameter of placing the seat is the half of bottom surface diameter, places the top surface of seat and the bottom surface fixed connection of pneumatic cylinder body, and the left and right sides of placing the seat has seted up two respectively and has placed the hole, and two that lie in the top are placed downthehole block and have been inserted post A, and the downthehole block of placing that lies in the below has inserted post B, and the diameter of inserting post A is unanimous with the jack diameter, and the diameter of inserting post B is unanimous with the diameter of solid fixed ring.

Preferably, the hydraulic cylinder body is an oil hydraulic cylinder.

Preferably, the two rotating holes correspond to each other left and right.

Preferably, the shape of the clamping column is a cylindrical body.

Preferably, the placing hole is filled with a rubber pad.

(III) advantageous effects

Compared with the prior art, the utility model provides a combined material draws jar type pneumatic cylinder possesses following beneficial effect:

1. this combined material draws jar type pneumatic cylinder can make the straight-teeth gear drive gear reciprocate after rotating the block post to drive the telescopic link and reciprocate, through inserting the laborsaving lever that forms between post A and the block post, the effort of telescopic link is dragged in the increase, makes the maintenance personal need not drag out the pneumatic cylinder with the piston with the help of equipment is smooth, thereby increases the efficiency of maintenance.

2. This combined material draws jar type pneumatic cylinder through the setting of placing the seat, increases the contact surface between the bottom surface of pneumatic cylinder body and the bottom surface to make the pneumatic cylinder body can be more stable when placing the bottom surface and using, and through the setting of placing the hole, make insert post A and insert post B and can place when not using placing downtheholely, can in time acquire when needs use.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic view of the partial cross-sectional structure of the present invention.

In the figure: the hydraulic cylinder comprises a hydraulic cylinder body 1, a lantern ring 2, a toothed plate 3, a placing seat 4, a rectangular hole 5, a toothed groove 6, a fixing ring 7, a cross plate 8, a rotating hole 9, a rotating rod 10, a straight gear 11, a clamping column 12, a jack 13, a placing hole 14, an inserting column A15, an inserting column B16, a telescopic rod 17 and a fixing hole 18.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Please refer to fig. 1-2, the utility model provides a combined material draws jar type pneumatic cylinder, including pneumatic cylinder body 1, the lantern ring 2, pinion rack 3 and place seat 4, pneumatic cylinder body 1 adopts hydraulic cylinder, and hydraulic cylinder is current well-known technology, does not describe here any more, and the quantity of the lantern ring 2 is two, and the shape of the lantern ring 2 is the ring body, two lantern rings 2 all with the outer wall fixed connection of pneumatic cylinder body 1, two rectangular holes 5 have been seted up to the front side position of 2 top surfaces of the lantern ring, corresponds about two rectangular holes 5 are.

The shape of pinion rack 3 is the cuboid, and the quantity of pinion rack 3 is two, and two pinion racks 3 are located four rectangular hole 5 on two lantern rings 2 respectively, and tooth's socket 6 has been seted up to two corresponding one sides of pinion rack 3, and the solid fixed ring 7 of dorsal part fixedly connected with on two pinion rack 3 tops, the shape of solid fixed ring 7 is the ring body, and two solid fixed rings 7 all correspond with hydraulic cylinder body 1's telescopic link 17 position.

Front side fixedly connected with cross 8 of the corresponding one side of two lantern rings 2, cross 8 is located between two pinion rack 3, two rotation holes 9 have been seted up in cross 8's front, it is left right correspondence to rotate hole 9 for two, fixed mounting has rolling bearing in the rotation hole 9, rolling bearing is current well-known technology, give unnecessary details here, rolling bearing's inner circle fixedly connected with dwang 10, dwang 10's dorsal surface fixedly connected with straight-teeth gear 11, two straight-teeth gear 11 intermeshing, and control two straight-teeth gear 11 respectively with control two pinion rack 3 intermeshing, the positive one end fixedly connected with block post 12 of right side dwang 10, the shape of block post 12 is the cylindricality body, jack 13 has been seted up to the left side wall of block post 12.

The placing seat 4 is in a truncated cone shape and is hollow inside, the diameter of the top surface of the placing seat 4 is half of the diameter of the bottom surface, the top surface of the placing seat 4 is fixedly connected with the bottom surface of the hydraulic cylinder body 1, the left side and the right side of the placing seat 4 are respectively provided with two placing holes 14, the placing holes 14 are filled with rubber pads, the two placing holes 14 positioned above are clamped with an inserting column A15, the placing holes 14 positioned below are clamped with an inserting column B16, the diameter of the inserting column A15 is consistent with the diameter of the inserting hole 13, the diameter of the inserting column B16 is consistent with the diameter of the inner wall of the fixing ring 7, after the inserting column A15 is inserted into the inserting hole 13 of the clamping column 12, the clamping column 12 is rotated anticlockwise, the spur gear 11 is driven to rotate anticlockwise, the toothed plate 3 positioned on the right side moves upwards through the meshing with the spur gear 11 on the right side, the spur gear 11 positioned on the left side rotates, the toothed plate 3 on the left side engaged with the toothed plate is driven to move towards the upper side, after the position of the belt fixing ring 7 corresponds to the fixing hole 18 of the telescopic rod 17 on the hydraulic cylinder body 1, the inserting column B16 is inserted into the fixing ring 7 and the fixing hole 18 of the telescopic rod 17, the clamping column 12 continues to rotate anticlockwise, and the toothed plate 3 drives the telescopic rod 17 of the hydraulic cylinder body 1 to move upwards while moving upwards.

In use, in the first step, the insertion post a15 in the placement base 4 is pulled out of the placement base 4, and then the insertion post a15 is inserted into the insertion hole 13 of the engaging post 12, and then the engaging post 12 is rotated counterclockwise.

Secondly, after the position of the toothed plate 3 moves to the position of the fixing ring 7 and corresponds to the fixing hole 18 of the telescopic rod 17 on the hydraulic cylinder body 1, the inserting column B16 is inserted into the fixing ring 7 and the fixing hole 18 of the telescopic rod 17, and the clamping column 12 continues to rotate anticlockwise until the piston pulls out of the hydraulic cylinder body 1.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a combined material draws jar type pneumatic cylinder, includes body (1), lantern ring (2), pinion rack (3) and places seat (4), its characterized in that: the hydraulic cylinder is characterized in that the number of the lantern rings (2) is two, the lantern rings (2) are circular ring-shaped bodies, the two lantern rings (2) are fixedly connected with the outer wall of the hydraulic cylinder body (1), two rectangular holes (5) are formed in the front side positions of the top surfaces of the lantern rings (2), and the two rectangular holes (5) correspond to each other left and right;

the hydraulic cylinder is characterized in that the toothed plates (3) are rectangular, the number of the toothed plates (3) is two, the two toothed plates (3) are respectively positioned in four rectangular holes (5) in the two lantern rings (2), one corresponding surface of the two toothed plates (3) is provided with a toothed groove (6), the back sides of the top ends of the two toothed plates (3) are fixedly connected with fixing rings (7), the fixing rings (7) are annular, and the two fixing rings (7) correspond to the telescopic rods (17) of the hydraulic cylinder body (1);

two front side fixedly connected with cross plate (8) of the corresponding one side in lantern ring (2), cross plate (8) are located between two pinion rack (3), two rotation hole (9) have been seted up in the front of cross plate (8), two rotation hole (9) are and control and correspond, it has rolling bearing to rotate hole (9) internal fixation, rolling bearing's inner circle fixedly connected with dwang (10), dorsal surface fixedly connected with straight-teeth gear (11) of dwang (10), two straight-teeth gear (11) intermeshing, and control two straight-teeth gear (11) respectively with control two pinion rack (3) intermeshing, the positive one end fixedly connected with block post (12) of right side dwang (10), the shape of block post (12) is the cylindricality body, jack (13) have been seted up to the left side wall of block post (12).

2. A composite pull cylinder type hydraulic cylinder as set forth in claim 1, wherein: the placing seat (4) is in a round table shape and is hollow inside, the diameter of the top surface of the placing seat (4) is half of the diameter of the bottom surface, and the top surface of the placing seat (4) is fixedly connected with the bottom surface of the hydraulic cylinder body (1).

3. A composite pull cylinder type hydraulic cylinder as set forth in claim 2, wherein: the left side and the right side of the placing seat (4) are respectively provided with two placing holes (14), the placing holes (14) are filled with rubber pads, the two placing holes (14) above are clamped with inserting columns A (15), and the placing holes (14) below are clamped with inserting columns B (16).

4. A composite pull cylinder type hydraulic cylinder as set forth in claim 3, wherein: the diameter of the inserting column A (15) is consistent with that of the inserting hole (13), and the diameter of the inserting column B (16) is consistent with that of the inner wall of the fixing ring (7).