CN215444588U

CN215444588U - Pull rod type hydraulic oil cylinder

Info

Publication number: CN215444588U
Application number: CN202121667452.7U
Authority: CN
Inventors: 夏萍; 丁耘
Original assignee: Qingdao Taishun Hydraulic Pneumatic Co ltd
Current assignee: Qingdao Taishun Hydraulic Pneumatic Co ltd
Priority date: 2021-07-22
Filing date: 2021-07-22
Publication date: 2022-01-07
Anticipated expiration: 2031-07-22

Abstract

The utility model provides a pull rod type hydraulic oil cylinder, which relates to the field of hydraulic cylinders and comprises a fixed cylinder sleeve, wherein fixed seats are fixedly sleeved at both ends of the fixed cylinder sleeve, the top end of one of the fixed seats is provided with an oil inlet which is communicated with the inside of the fixed cylinder sleeve, the top end of the other fixed seat is provided with an oil outlet which is communicated with the inside of the fixed cylinder sleeve, one side of one of the fixed seats is fixedly connected with a sealing sleeve, a pull rod body is sleeved in the fixed cylinder sleeve, grooves are respectively formed in the lower surfaces of the two fixed seats, a left movable plate and a right movable plate are respectively sleeved in the two grooves, threaded holes are respectively formed in the top ends of the two left movable plates and the top ends of the two right movable plates, the utility model utilizes the design of the left movable plate and the right movable plate, the left movable plate and the right movable plate can slide in parallel in the groove arranged at the bottom of the fixed seat, and then the left movable plate and the right movable plate can be accommodated in the groove under the condition of not using.

Description

Pull rod type hydraulic oil cylinder

Technical Field

The utility model relates to the technical field of hydraulic cylinders, in particular to a pull rod type hydraulic cylinder.

Background

The pull rod type hydraulic oil cylinder is provided with a special tool for carrying out lifting, extruding, punching and other work, when the hydraulic oil cylinder is used, after oil is fed from an oil port at the bottom of the cylinder, the piston is pushed to enable the oil port of the cylinder cover to discharge oil, and the piston drives the piston rod to do stretching or retracting movement.

The existing pull rod type hydraulic oil cylinder is often required to be fixed at a certain position for use when in use, so that a fixed base can be arranged on a hydraulic oil cylinder body, but the fixed base has different shapes, and further, the existing pull rod type hydraulic oil cylinder can occupy extra storage space when not in use.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model discloses a pull rod type hydraulic oil cylinder to solve the problems in the background technology.

(II) technical scheme

In order to achieve the purpose, the utility model is realized by the following technical scheme: the utility model provides a pull rod formula hydraulic cylinder, includes fixed cylinder liner, the both ends of fixed cylinder liner are all fixed the cup joint and are had the fixing base, one of them the oil inlet that communicates each other with fixed cylinder liner inside is seted up on the top of fixing base, wherein another the oil-out that communicates each other with fixed cylinder liner inside is seted up on the top of fixing base, the oil inlet has a shutoff piece with the equal block in inside of oil-out, one of them one side fixedly connected with sealing sleeve of fixing base, the inside cover of fixed cylinder liner is equipped with the pull rod body, the one end of pull rod body is seted up the thread groove, two the lower surface of fixing base all is seted up flutedly, two the inside of recess all is overlapped and is equipped with left fly leaf and right fly leaf, two the threaded hole is all seted up on the top of left fly leaf and two right fly leaves.

Preferably, the sliding grooves are formed in two sides of the inner wall of the groove, two sliding blocks are sleeved inside the sliding grooves in a sliding mode, one ends of the two sliding blocks are fixedly connected with two sides of the left movable plate respectively, and one ends of the other two sliding blocks are fixedly connected with two sides of the right movable plate respectively.

Preferably, a clamping groove is formed in one side of the left movable plate, and a clamping block clamped with the clamping groove is fixedly connected to one side of the right movable plate.

Preferably, the through-hole has all been seted up at the middle part of slider, joint groove and joint piece, the equal screw thread interlude in bottom of fixing base both sides is connected with the fixing bolt who corresponds each other with the through-hole.

Preferably, the two sides of the bottom of the fixing seat are in threaded insertion connection with fastening bolts, and one ends of the fastening bolts penetrate through the inner walls of the two sliding grooves and are matched with the insides of the two through holes.

Preferably, the inner wall of the sealing sleeve is fixedly sleeved with a sealing gasket, and the inside of the sealing gasket is attached to the outer wall of the pull rod body.

The utility model discloses a pull rod type hydraulic oil cylinder, which has the following beneficial effects:

1. the utility model discloses an utilize the design of left fly leaf and right fly leaf, the inside slip that carries on the parallel of recess that left fly leaf and right fly leaf can be seted up bottom the fixing base, and then can accomodate left fly leaf and right fly leaf to the inside of recess under the condition that does not use, the cooperation in joint piece and joint groove of deuterogamying, can splice each other after left fly leaf and right fly leaf get into the inside of recess together, reduce the fixed degree of difficulty of left fly leaf and right fly leaf, thereby just avoided left fly leaf and right fly leaf to extend the both sides at the fixing base, and then can not occupy too much space when depositing or transporting hydraulic cylinder.

2. The utility model discloses an utilize the design of slider, left fly leaf and right fly leaf can not the cheap orientation when removing can be restricted to the slider, the through-hole of seting up in the slider simultaneously can carry out the injecing of position to the slider behind the adjustment position with mutually supporting of fixing bolt and fastening bolt, and then just reach the purpose of fixed left fly leaf and right fly leaf, thereby can avoid external force factor to lead to the fixing base to slide in the outside of left fly leaf and right fly leaf, and then make can be more stable of fixing base, make hydraulic cylinder can not rock when using.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a front view of the fixing base of the present invention illustrating the internal cross-sectional structure;

fig. 3 is a schematic structural diagram of the clamping groove and the clamping block of the present invention.

In the figure: 1. fixing the cylinder sleeve; 2. a fixed seat; 3. a plugging block; 4. a sealing sleeve; 5. a pull rod body; 6. a thread groove; 7. a groove; 8. a left movable plate; 9. a right movable plate; 10. a chute; 11. a slider; 12. a clamping groove; 13. a clamping block; 14. a through hole; 15. fixing the bolt; 16. fastening a bolt; 17. a threaded bore.

Detailed Description

The embodiment of the utility model discloses a pull rod type hydraulic oil cylinder, which comprises a fixed cylinder sleeve 1, wherein two ends of the fixed cylinder sleeve 1 are fixedly sleeved with fixed seats 2, the top end of one fixed seat 2 is provided with an oil inlet which is mutually communicated with the inside of the fixed cylinder sleeve 1, the top end of the other fixed seat 2 is provided with an oil outlet which is mutually communicated with the inside of the fixed cylinder sleeve 1, the insides of the oil inlet and the oil outlet are respectively clamped with a blocking block 3, the blocking blocks 3 are used for blocking the oil inlet and the oil outlet, when the hydraulic oil cylinder is not used, external dust is prevented from entering the inside of the fixed cylinder sleeve 1, one side of one fixed seat 2 is fixedly connected with a sealing sleeve 4, the inside of the fixed cylinder sleeve 1 is sleeved with a pull rod body 5, the inner wall of the sealing sleeve 4 is fixedly sleeved with a sealing gasket, the inside of the sealing gasket is mutually attached to the outer wall of the pull rod body 5, and the sealing gasket can limit hydraulic oil in the fixed cylinder sleeve 1 from leaking, threaded groove 6 is seted up to the one end of pull rod body 5, and threaded groove 6 is used for external accessory, and recess 7 is all seted up to the lower surface of two fixing bases 2, and recess 7 is logical groove, and the inside of two recess 7 all overlaps and is equipped with left fly leaf 8 and right fly leaf 9, and threaded hole 17 is all seted up on the top of two left fly leaves 8 and two right fly leaves 9, and threaded hole 17 is used for the installation fixed screw when fixed.

The two sides of the inner wall of the groove 7 are both provided with sliding grooves 10, two sliding blocks 11 are respectively slidably sleeved inside the two sliding grooves 10, one ends of the two sliding blocks 11 are respectively fixedly connected with the two sides of the left movable plate 8, one ends of the other two sliding blocks 11 are respectively fixedly connected with the two sides of the right movable plate 9, and the sliding blocks 11 can limit the left movable plate 8 and the right movable plate 9 from shifting.

A clamping groove 12 is formed in one side of the left movable plate 8, a clamping block 13 fixedly connected with one side of the right movable plate 9 and clamped in the clamping groove 12 is fixedly connected with the inner portion of the clamping groove 13, the outer wall of the clamping block 13 and the inner wall of the clamping groove 12 are both processed to be rough surfaces, and then the left movable plate 8 and the right movable plate 9 are connected more tightly.

Slider 11, through-hole 14 has all been seted up at the middle part of joint groove 12 and joint piece 13, the equal screw thread interlude in bottom of 2 both sides of fixing base is connected with the fixing bolt 15 that corresponds each other with through-hole 14, the equal screw thread interlude in both sides of 2 bottoms of fixing base is connected with fastening bolt 16, the one end of two fastening bolt 16 runs through the inner wall of two spouts 10 and mutually supports with the inside of two through-holes 14 among them, fastening bolt 16 is used for will shifting out the inside left side fly leaf 8 and the right fly leaf 9 of recess 7 and fix.

The working principle is as follows: when the hydraulic oil cylinder needs to be installed, an operator firstly screws out the fixing bolt 15 from the bottom of the fixing seat 2 completely, then the operator pulls the two left movable plates 8 and the right movable plate 9 to move towards the outer side of the fixing seat 2 along the inside of the groove 7 respectively, the left movable plates 8 and the right movable plates 9 both drive the sliding block 11 to slide along the inside of the sliding groove 10, when the sliding block 11 cannot move continuously, the through hole 14 formed in the middle of the sliding block 11 aligns with the fastening bolt 16, and finally the fastening bolt 16 is screwed into the inside of the fixing seat 2 and positions the sliding block 11, and finally the left movable plates 8 and the right movable plates 9 can be stably fixed on two sides of the fixing seat 2.

When the fixing seat is not used, an operator firstly screws out the fastening bolt 16, then simultaneously pushes the left movable plate 8 and the right movable plate 9 to move towards the inside of the groove 7, the right movable plate 9 finally drives the clamping block 13 to be clamped into the inside of the clamping groove 12 until the clamping block 13 is completely clamped into the inside of the clamping groove 12, finally, the operator screws the fixing bolt 15 into the inside of the fixing seat 2, finally, the fixing bolt 15 enters the inside of the through hole 14 formed in one side of the clamping block 13, and at the moment, the left movable plate 8 and the right movable plate 9 can be fixed in the inside of the groove 7.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a pull rod formula hydraulic cylinder, includes fixed cylinder liner (1), its characterized in that: the two ends of the fixed cylinder sleeve (1) are fixedly sleeved with the fixed seats (2), the top end of one fixed seat (2) is provided with an oil inlet which is communicated with the inside of the fixed cylinder sleeve (1), wherein the top end of the other fixed seat (2) is provided with an oil outlet which is communicated with the inside of the fixed cylinder sleeve (1), the insides of the oil inlet and the oil outlet are respectively clamped with a plugging block (3), one side of one of the fixed seats (2) is fixedly connected with a sealing sleeve (4), the inside cover of fixed cylinder liner (1) is equipped with pull rod body (5), thread groove (6) are seted up to the one end of pull rod body (5), two the lower surface of fixing base (2) all is seted up flutedly (7), two the inside of recess (7) all is overlapped and is equipped with left fly leaf (8) and right fly leaf (9), two threaded hole (17) are all seted up on the top of left fly leaf (8) and two right fly leaf (9).

2. The pull rod hydraulic ram of claim 1, wherein: the two sides of the inner wall of the groove (7) are provided with sliding grooves (10), two sliding blocks (11) are sleeved inside the sliding grooves (10) in a sliding mode, one ends of the two sliding blocks (11) are fixedly connected with the two sides of the left movable plate (8) respectively, and the other two ends of the two sliding blocks (11) are fixedly connected with the two sides of the right movable plate (9) respectively.

3. The pull rod hydraulic ram of claim 1, wherein: a clamping groove (12) is formed in one side of the left movable plate (8), and a clamping block (13) clamped with the clamping groove (12) is fixedly connected to one side of the right movable plate (9).

4. The pull rod hydraulic ram of claim 2, wherein: through-hole (14) have all been seted up at the middle part of slider (11), joint groove (12) and joint piece (13), the equal screw thread interlude in bottom of fixing base (2) both sides is connected with fixing bolt (15) that correspond each other with through-hole (14).

5. The pull rod hydraulic ram of claim 1, wherein: the two sides of the bottom of the fixing seat (2) are in threaded insertion connection with fastening bolts (16), and one ends of the fastening bolts (16) penetrate through the inner walls of the two sliding grooves (10) and are matched with the interiors of the two through holes (14).

6. The pull rod hydraulic ram of claim 1, wherein: the inner wall of the sealing sleeve (4) is fixedly sleeved with a sealing gasket, and the inner part of the sealing gasket is attached to the outer wall of the pull rod body (5).