CN209943242U

CN209943242U - High-pressure oil cylinder with protection function for construction machinery vehicle

Info

Publication number: CN209943242U
Application number: CN201920778619.3U
Authority: CN
Inventors: 何建华; 何亚; 吴鹏
Original assignee: Changzhou Xuanhao Machinery Co Ltd
Current assignee: Changzhou Xuanhao Machinery Co Ltd
Priority date: 2019-05-28
Filing date: 2019-05-28
Publication date: 2020-01-14
Anticipated expiration: 2029-05-28

Abstract

The utility model discloses a construction machinery high-pressure oil cylinder for vehicle with safeguard function, including cylinder and piston rod. The utility model is provided with the shell, the piston rod is surrounded by the shell, the damage to the piston rod can be effectively avoided, and the protection effect is good; by arranging the movable plate, lubricating oil is filled into the circular groove through the hose and is discharged onto the piston rod through the through hole, so that the piston rod can be lubricated, the piston rod is effectively prevented from being polluted, the use effect of the piston rod is better, the abrasion and the damage are reduced, and the piston rod is not easy to damage; through being provided with and paint the device, make the first gear of rack toothing rotate through the shell motion, first gear drives the first bevel gear of epaxial second bevel gear meshing for the sponge washs the operation to the piston rod, erases the dust, and evenly scribbles lubricating oil on the piston rod surface, and protective effect is good. The utility model has the advantages of good protection effect and uneasy damage.

Description

High-pressure oil cylinder with protection function for construction machinery vehicle

Technical Field

The utility model relates to a hydro-cylinder technical field specifically is a construction machinery high-pressure hydro-cylinder for vehicle with safeguard function.

Background

In construction machinery vehicles, high pressure cylinders are required for many pieces of machinery, such as excavators. In the prior art, few protection measures are generally taken for a high-pressure oil cylinder on a construction mechanical vehicle, when the high-pressure oil cylinder is used, a piston rod is exposed in the air, so that the piston rod is extremely easy to be polluted by impurities such as dust, the dust impurities can greatly influence the use of the high-pressure oil cylinder, and even can cause the damage of the high-pressure oil cylinder, which is a great disadvantage in the prior art; in addition, when the oil cylinder on the construction machinery vehicle in the prior art is used, because the outside of the oil cylinder is not protected, the oil cylinder is easily damaged by stones and other substances in the self-use process of the machinery, so that the high-pressure oil cylinder is damaged, and great economic loss is caused, which is another deficiency in the prior art. Based on above reason, the utility model provides a construction machinery high pressure cylinder for vehicle solves these not enough with safeguard function.

SUMMERY OF THE UTILITY MODEL

The utility model provides a technical problem lie in overcoming the easy defect of polluting and damaging of prior art, provide a construction machinery high-pressure cylinder for vehicle with safeguard function. The high-pressure oil cylinder with the protection function for the construction machinery vehicle has the characteristics of good protection effect, difficulty in damage and the like.

In order to achieve the above object, the utility model provides a following technical scheme: a high-pressure oil cylinder with a protection function for construction machinery vehicles comprises a cylinder barrel, a piston rod is arranged in the cylinder barrel, one end of the piston rod, which is far away from the cylinder barrel, is fixedly connected with a connector, the side wall of the cylinder barrel is movably connected with a shell, the right side wall of the shell is fixedly connected with the connector, the left side wall of the cylinder barrel is fixedly connected with a circular ring plate, the piston rod penetrates through the circular ring plate, the circular ring plate is movably connected with the piston rod, a circular groove is arranged on the outer side wall of the circular ring plate, a plurality of through holes are uniformly distributed on the bottom surface of the circular groove and penetrate through the side wall of the inner cavity of the circular ring plate, a movable plate is movably connected in the circular groove and is arranged in a circular ring shape, a hose is fixedly connected on the bottom surface of the movable plate, the other end of the hose penetrates through the bottom surface of the shell, and a smearing device is arranged on the side wall, away from one side of the cylinder barrel, of the circular ring plate.

Preferably, the smearing device comprises a first bevel gear, the first bevel gear is movably connected with a circular plate, a deep hole is formed in the center of the first bevel gear, the deep hole penetrates through the first bevel gear, the piston rod penetrates through the deep hole, sponge is fixedly connected to the side wall of the deep hole, a second bevel gear is meshed with the top surface of the first bevel gear, a rotating shaft is fixedly connected to the center of the side wall of the second bevel gear, one end of the rotating shaft is movably connected with the circular plate, the other end of the rotating shaft is movably connected to the side wall of the inner cavity of the shell, a first gear is fixedly connected to the side wall of the inner cavity of the shell, a rack is fixedly connected to the side wall of the inner cavity of the shell, the rack and the first gear are mutually meshed, impurities can be removed from the surface of the piston rod, and can evenly smear lubricating oil, the protection effect is good.

Preferably, a round hole penetrating through the side wall of the shell is formed in the left side wall of the shell, a round sleeve is fixedly connected to the side wall of the round hole, the round sleeve is arranged on the outer side wall of the cylinder barrel in a sleeved mode, and the round sleeve is movably connected with the cylinder barrel to facilitate movement of the shell.

Preferably, first spout has all been seted up on the lateral wall about the circular slot, first spout is circular setting, equal first slider of fixedly connected with on the lateral wall about the fly leaf, first slider is ring shape setting, swing joint sets up between first slider and the first spout, the rotation of the fly leaf of being convenient for, the fuel feeding operation of being convenient for.

Preferably, the outer diameter length of fly leaf is less than the outer diameter length of ring board, equal fixedly connected with sealing washer on the lateral wall about the fly leaf avoids revealing of lubricating oil.

Preferably, a second sliding groove is formed in the right side wall of the circular ring plate and is in a circular shape, a plurality of second sliding blocks are uniformly and fixedly connected to the left side wall of the first bevel gear, and the second sliding blocks are movably connected with the second sliding groove, so that the first bevel gear can rotate.

Preferably, the diameter of the first bevel gear is larger than that of the circular ring plate, and the diameter of the first bevel gear is larger than that of the second bevel gear, so that the first bevel gear and the second bevel gear can be meshed with each other.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model is provided with the shell, the piston rod is surrounded by the shell, the damage to the piston rod can be effectively avoided, and the protection effect is good; by arranging the movable plate, lubricating oil is filled into the circular groove through the hose and is discharged onto the piston rod through the through hole, so that the piston rod can be lubricated, the piston rod is effectively prevented from being polluted, the use effect of the piston rod is better, the abrasion and the damage are reduced, and the piston rod is not easy to damage; through being provided with and paint the device, make the first gear of rack toothing rotate through the shell motion, first gear drives the first bevel gear of epaxial second bevel gear meshing for the sponge washs the operation to the piston rod, erases the dust, and evenly scribbles lubricating oil on the piston rod surface, and protective effect is good.

Drawings

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

FIG. 2 is a schematic view of the structure of the plane A of FIG. 1 according to the present invention;

fig. 3 is an enlarged view of fig. 1 at B.

Reference numbers in the figures: 1. a cylinder barrel; 2. a piston rod; 3. a connector; 4. a housing; 5. a circular ring plate; 6. a circular groove; 7. a through hole; 8. a movable plate; 9. a hose; 10. a painting device; 11. a first bevel gear; 12. a second bevel gear; 13. a rotating shaft; 14. a first gear; 15. a rack; 16. a round sleeve; 17. a first chute; 18. a first slider; 19. a seal ring; 20. a second chute; 21. a second slider; 22. a sponge.

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.

Referring to fig. 1-3, the present invention provides a technical solution: a high-pressure oil cylinder with a protection function for construction machinery vehicles comprises a cylinder barrel 1, a piston rod 2 is arranged in the cylinder barrel 1, one end of the piston rod 2, far away from the cylinder barrel 1, is fixedly connected with a connector 3, a shell 4 is movably connected on the side wall of the cylinder barrel 1, a round hole penetrating through the side wall of the shell 4 is formed in the left side wall of the shell 4, a round sleeve 16 is fixedly connected on the side wall of the round hole, the round sleeve 16 is sleeved on the outer side wall of the cylinder barrel 1, the round sleeve 16 is movably connected with the cylinder barrel 1 to facilitate the movement of the shell 4, the right side wall of the shell 4 is fixedly connected with the connector 3, a ring plate 5 is fixedly connected on the left side wall of the cylinder barrel 1, the piston rod 2 penetrates through the ring plate 5, the ring plate 5 is movably connected with the piston rod 2, a round groove 6 is formed in the outer side wall of the ring plate 5, a plurality of, a movable plate 8 is movably connected in the circular groove 6, first sliding grooves 17 are respectively formed in the left side wall and the right side wall of the circular groove 6, the first sliding grooves 17 are circularly arranged, first sliding blocks 18 are fixedly connected to the left side wall and the right side wall of the movable plate 8, the first sliding blocks 18 are circularly arranged, the first sliding blocks 18 and the first sliding grooves 17 are movably connected, the movable plate 8 is convenient to rotate and oil supply operation is convenient, the outer diameter length of the movable plate 8 is smaller than that of the circular ring plate 5, sealing rings 19 are fixedly connected to the left side wall and the right side wall of the movable plate 8, leakage of lubricating oil is avoided, the movable plate 8 is circularly arranged, a hose 9 is fixedly connected to the bottom surface of the movable plate 8, the other end of the hose 9 penetrates through the bottom surface of the shell 4, a smearing device 10 is arranged on the side wall of the side, away from the side 1, of the circular ring plate 5, the right side wall of the circular ring plate 5 is provided with a second chute 20, the second chute 20 is arranged in a circular shape, the left side wall of the first bevel gear 11 is uniformly and fixedly connected with a plurality of second sliding blocks 21, the second sliding blocks 21 and the second chute 20 are movably connected, so that the first bevel gear 11 can rotate, the center of the first bevel gear 11 is provided with a deep hole, the deep hole penetrates through the first bevel gear 11, the piston rod 2 penetrates through the deep hole, the side wall of the deep hole is fixedly connected with a sponge 22, the top surface of the first bevel gear 11 is engaged with a second bevel gear 12, the center of the side wall of the second bevel gear 12 is fixedly connected with a rotating shaft 13, one end of the rotating shaft 13 is movably connected with the circular ring plate 5, the other end of the rotating shaft 13 is movably connected with the side wall of the inner cavity of the shell 4, the side wall of the rotating shaft 13 is, the rack 15 and the first gear 14 are meshed with each other, so that impurities can be removed from the surface of the piston rod 2, lubricating oil can be uniformly coated on the piston rod 2, the protection effect is good, the diameter of the first bevel gear 11 is larger than that of the annular plate 5, and the diameter of the first bevel gear 11 is larger than that of the second bevel gear 12, so that the first bevel gear 11 and the second bevel gear 12 can be meshed with each other.

The working principle is as follows: when the device is used, the external oil supply device is firstly connected through the hose 9, the lubricating oil is discharged into the circular groove 6 through the hose 9, the lubricating oil in the circular groove 6 is discharged onto the surface of the piston rod 2 through the through hole 7, the piston rod 2 is lubricated to avoid the friction damage of the piston rod 2 and improve the protection of the oil cylinder, and then when the piston rod 2 moves, the piston rod 2 drives the rack 15 on the shell 4 to engage with the first gear 14 to rotate, the first gear 14 drives the rotating shaft 13 to rotate, the second bevel gear 12 on the rotating shaft 13 engages with the first bevel gear 11 to rotate, the sponge 22 on the first bevel gear 11 can clean the surface of the piston rod 2, the piston rod 2 is prevented from being damaged, the protection effect is good, and can evenly paint lubricating oil through sponge 22 for it is more smooth and easy to the operation of piston rod 2, can effectually avoid the damage of outside colliding with to piston rod 2 through shell 4.

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 construction machinery high pressure hydro-cylinder for vehicle with safeguard function, includes cylinder (1), its characterized in that: a piston rod (2) is arranged in the cylinder barrel (1), one end, far away from the cylinder barrel (1), of the piston rod (2) is fixedly connected with a connector (3), a shell (4) is movably connected onto the side wall of the cylinder barrel (1), the right side wall of the shell (4) is fixedly connected with the connector (3), a circular ring plate (5) is fixedly connected onto the left side wall of the cylinder barrel (1), the piston rod (2) penetrates through the circular ring plate (5) to be arranged, the circular ring plate (5) is movably connected with the piston rod (2), a circular groove (6) is formed in the outer side wall of the circular ring plate (5), a plurality of through holes (7) are uniformly distributed on the bottom surface of the circular groove (6), the through holes (7) penetrate through the inner cavity side wall of the circular ring plate (5), a movable plate (8) is movably connected into the circular groove (6), and the movable plate (8) is arranged, fixedly connected with hose (9) on the bottom surface of fly leaf (8), the other end of hose (9) runs through shell (4) bottom surface and sets up, be provided with on the lateral wall of cylinder (1) one side is kept away from in ring board (5) and paint device (10).

2. The high-pressure cylinder for a construction machinery vehicle having a guard function according to claim 1, characterized in that: the smearing device (10) comprises a first bevel gear (11), the first bevel gear (11) is movably connected with a circular ring plate (5), a deep hole is formed in the center of the first bevel gear (11), the deep hole penetrates through the first bevel gear (11), a piston rod (2) penetrates through the deep hole, a sponge (22) is fixedly connected to the side wall of the deep hole, a second bevel gear (12) is meshed with the top surface of the first bevel gear (11), a rotating shaft (13) is fixedly connected to the center of the side wall of the second bevel gear (12), one end of the rotating shaft (13) is movably connected with the circular ring plate (5), the other end of the rotating shaft (13) is movably connected to the side wall of an inner cavity of the shell (4), a first gear (14) is fixedly connected to the side wall of the rotating shaft (13), a rack (15) is fixedly connected to the side wall of the inner cavity of the shell (4), the rack (15) and the first gear (14) are meshed with each other.

3. The high-pressure cylinder for a construction machinery vehicle having a guard function according to claim 1, characterized in that: the round hole penetrating through the side wall of the shell (4) is formed in the left side wall of the shell, a round sleeve (16) is fixedly connected to the side wall of the round hole, the round sleeve (16) is sleeved on the outer side wall of the cylinder barrel (1), and the round sleeve (16) is movably connected with the cylinder barrel (1).

4. The high-pressure cylinder for a construction machinery vehicle having a guard function according to claim 1, characterized in that: first spout (17) have all been seted up on the lateral wall about circular slot (6), first spout (17) are circular setting, first slider (18) of equal fixedly connected with about fly leaf (8) on the lateral wall, first slider (18) are ring shape setting, swing joint sets up between first slider (18) and first spout (17).

5. The high-pressure cylinder for a construction machinery vehicle having a guard function according to claim 1, characterized in that: the outer diameter length of the movable plate (8) is smaller than that of the circular plate (5), and the left side wall and the right side wall of the movable plate (8) are fixedly connected with sealing rings (19).

6. The high-pressure cylinder for a construction machinery vehicle having a guard function according to claim 2, characterized in that: the right side wall of the circular ring plate (5) is provided with a second sliding groove (20), the second sliding groove (20) is in a circular shape, the left side wall of the first bevel gear (11) is uniformly and fixedly connected with a plurality of second sliding blocks (21), and the second sliding blocks (21) are movably connected with the second sliding groove (20).

7. The high-pressure cylinder for a construction machinery vehicle having a guard function according to claim 2, characterized in that: the diameter of the first bevel gear (11) is larger than that of the circular ring plate (5), and the diameter of the first bevel gear (11) is larger than that of the second bevel gear (12).