CN219119571U

CN219119571U - Durable type hydro-cylinder round pin axle

Info

Publication number: CN219119571U
Application number: CN202223303431.4U
Authority: CN
Inventors: 王建军
Original assignee: Changzhou Smart Electric Appliance Co ltd
Current assignee: Changzhou Smart Electric Appliance Co ltd
Priority date: 2022-12-09
Filing date: 2022-12-09
Publication date: 2023-06-02
Anticipated expiration: 2032-12-09

Abstract

The utility model belongs to the technical field of oil cylinder accessories, and particularly relates to a durable oil cylinder pin shaft, which comprises a device main body, wherein a connector is arranged at the tail part of the device main body, a limiting groove is arranged in the middle of the connector, a limiting seat is also arranged at the tail part of the device main body, a large arc surface and a small arc surface are arranged at two sides of the limiting seat, a thread groove is arranged in the device main body, and a liquid storage groove and an oil guide groove are arranged at the front side of the thread groove; the durable oil cylinder pin shaft is convenient to detach and replace when the wear degree of the limiting seat is high due to long-time use by utilizing the design that the device main body and the limiting seat are in a split structure and are fixedly connected through the connector, the limiting tooth socket and the limiting convex tooth, and partial lubricating oil can be reserved in the device main body by utilizing the liquid storage tank and the oil guide tank when the device is used and can be gradually permeated to the joint of the device and an external part through the oil guide tank when the device is used for lubrication.

Description

Durable type hydro-cylinder round pin axle

Technical Field

The utility model belongs to the technical field of oil cylinder accessories, and particularly relates to a durable oil cylinder pin shaft.

Background

The pin shaft is a standardized fastener, can be fixedly connected in a static state and can also relatively move with a connected piece, and is mainly used for the hinge joint of two parts to form hinge connection. The pin shaft is usually locked by a cotter pin, so that the pin shaft is reliable in work and convenient to detach. In the connecting and assembling process of the parts of the oil cylinder, the pin shaft is also a common connecting limiting part.

The original cylinder pin shaft has the following problems when in use: 1. the existing hydro-cylinder round pin axle all cooperates spacing seat to connect and spacing when using, however current spacing seat and round pin axle main part passageway are all integral type structure, but because spacing seat atress is so lead to spacing seat's durability to be lower than the round pin axle main part for a long time in the use, if spacing seat damages and still can lead to the round pin axle to produce inconvenience when dismantling when can influence holistic normal use of round pin axle, there is certain limitation, 2, current hydro-cylinder round pin axle is usually all through adding lubricating oil in order to reduce friction between the part and improve its life, however current round pin axle structure can not remain lubricating oil, lead to most lubricating oil to flow out in the gap between the part in the use, still can reduce the durability of round pin axle when causing the waste.

Disclosure of Invention

In order to solve the problems in the prior art, the utility model provides a durable oil cylinder pin shaft which has the characteristics of convenience in use, simplicity in operation and strong practicability.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a durable type hydro-cylinder round pin axle, includes the device main part, device main part afterbody is provided with the connector, the connector both sides are provided with the mounting groove, be provided with the spacing groove in the middle of the connector, the inside spacing tooth's socket that is provided with of spacing groove, the device main part afterbody is still installed spacing seat, spacing seat both sides are provided with big arc surface and little arc surface, the spacing seat outside still is provided with the installation through-hole, spacing seat front surface is provided with spacing dogtooth, the inside screw thread groove that is provided with of device main part, screw thread groove front side is provided with liquid storage groove and oil guide groove.

As a preferable technical scheme of the utility model, the device main body and the connector are integrated with each other, and the mounting grooves are arranged at the upper end and the lower end of the outer side of the connector.

As a preferable technical scheme of the utility model, the limiting groove is arranged in the middle of the surface of the connector, and the limiting tooth grooves are circumferentially distributed in the limiting groove.

As a preferable technical scheme of the utility model, the mounting through holes are arranged at the upper end and the lower end of the outer side of the large arc surface and sequentially correspond to the mounting grooves, and the connector enables the device main body to be mounted and fixed with the limiting seat through the mounting grooves and the mounting through holes in cooperation with bolts.

As a preferable technical scheme of the utility model, the limit teeth are circumferentially distributed on the front surface of the limit seat and sequentially correspond to the limit tooth grooves in the limit groove, and the limit tooth grooves are sequentially connected with the limit teeth in a meshed manner when the device main body is connected with the limit seat in an installation manner.

As a preferable technical scheme of the utility model, the liquid storage tank and the oil guide groove are arranged on the side wall of the inside of the device main body, the front side and the rear side of the inside of the device main body are respectively provided with one liquid storage tank, a cylindrical cavity with the diameter larger than that of the side wall of the inside of the device main body is formed in the inside of the device main body, four oil guide grooves are circumferentially distributed on the side wall of the inside of the device main body, and the two liquid storage tanks and the inside space of the device main body are communicated with each other through the oil guide grooves when the inside of the device main body is filled.

Compared with the prior art, the utility model has the beneficial effects that: the durable oil cylinder pin shaft has the advantages that the device main body and the limiting seat are in a split structure, and the limiting seat is conveniently detached and replaced when the wear degree of the limiting seat is high due to long-time use through the connector, the limiting tooth groove and the limiting convex tooth, so that the problem that the whole pin shaft cannot be used due to damage of the limiting seat is avoided, meanwhile, the pin shaft main body is prevented from being detached during replacement, the durability of the device is ensured, part of lubricating oil can be reserved in the device main body during use, and the connecting part of the device and an external part is lubricated through gradual penetration of the oil guide groove during use, so that the waste of the lubricating oil is reduced, the adding frequency of the lubricating oil is also reduced, and the practicability of the device is ensured.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic diagram of an axial structure according to the present utility model;

FIG. 3 is a schematic side view of the present utility model;

FIG. 4 is a schematic view of the middle section of the present utility model;

in the figure: 1. a device body; 2. a connector; 3. a mounting groove; 4. a limit groove; 5. limiting tooth grooves; 6. a limit seat; 7. a large arc surface; 8. a small arc surface; 9. mounting through holes; 10. limiting convex teeth; 11. a thread groove; 12. a liquid storage tank; 13. and an oil guiding groove.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples

Referring to fig. 1-4, the present utility model provides the following technical solutions: the utility model provides a durable type hydro-cylinder round pin axle, including device main part 1, device main part 1 afterbody is provided with connector 2, connector 2 both sides are provided with mounting groove 3, be provided with spacing groove 4 in the middle of the connector 2, spacing groove 4 inside is provided with spacing tooth's socket 5, device main part 1 afterbody is still installed spacing seat 6, spacing seat 6 both sides are provided with big arc face 7 and little arc face 8, spacing seat 6 outside still is provided with mounting through-hole 9, spacing seat 6 front surface is provided with spacing dogtooth 10, device main part 1 inside is provided with thread groove 11, thread groove 11 front side is provided with liquid storage groove 12 and oil guide groove 13, when using, the design that utilizes device main part 1 and spacing seat 6 to pass through connector 2 cooperation bolt mounting connection has still avoided dismantling device main part 1 when changing to the higher spacing seat 6 of wearing degree of wearing and tearing degree after the device is long-time used, avoided leading to the problem that the whole durability of round pin axle is relatively poor because of spacing seat 6 life is lower, utilize liquid storage groove 12 and oil guide groove 13 can keep in device main part 1 inside and in the device main part and through the device and through the low frequency of the device to the device that permeates the device 13, the utility model discloses the device has reduced and the device is connected to the utility part, the device is also can be guaranteed to the low in the time and the device is connected to the device.

Specifically, according to fig. 1 and 2, in this embodiment, the device body 1 and the connector 2 are integrated metal components, and the mounting grooves 3 are disposed at the upper and lower ends of the outer side of the connector 2, so that normal use of the device is ensured.

Specifically, according to the embodiment shown in fig. 1 and fig. 2, the limiting groove 4 is disposed in the middle of the surface of the connector 2, and the limiting tooth grooves 5 are circumferentially distributed in the limiting groove 4, so that connection and limitation of the limiting seat 6 are facilitated.

Specifically, according to the embodiment shown in fig. 1 and fig. 3, the installation through holes 9 are formed at the upper and lower ends of the outer side of the large arc surface 7 and sequentially correspond to the installation grooves 3, and the connector 2 is matched with bolts through the installation grooves 3 and the installation through holes 9 to enable the device body 1 to be fixedly installed with the limiting seat 6, so that the device body 1 and the limiting seat 6 are effectively fixed.

Specifically, according to fig. 1 and 2, in this embodiment, the spacing teeth 10 are circumferentially distributed on the front surface of the spacing seat 6 and sequentially correspond to the spacing tooth slots 5 inside the spacing groove 4, and the spacing tooth slots 5 are also sequentially engaged with the spacing teeth 10 in the installation connection of the device body 1 and the spacing seat 6, so that the stability of the spacing seat 6 is ensured.

Specifically, according to the embodiment shown in fig. 1 and fig. 4, the liquid storage tank 12 and the oil guiding groove 13 are all disposed on the inner side wall of the device main body 1, a liquid storage tank 12 is disposed on the front side and the rear side of the interior of the device main body 1, a cylindrical cavity with a larger diameter than that of the inner side wall is formed in the device main body, four oil guiding grooves 13 are circumferentially distributed on the inner side wall of the device main body 1, and the device main body 1 communicates with the inner space of the device main body 1 through the oil guiding grooves 13 when the device main body 1 is filled, so that the practicability of the device is ensured.

The working principle and the using flow of the utility model are as follows: the durable oil cylinder pin shaft is convenient to replace the limit seat 6 with higher wear degree after the device is used for a long time by utilizing the design that the device main body 1 and the limit seat 6 are connected by the connector 2 in cooperation with bolts, meanwhile, the device main body 1 is prevented from being disassembled during replacement, the problem of poor integral durability of the pin shaft due to lower service life of the limit seat 6 is avoided, the service life of the device is ensured, part of lubricating oil can be reserved in the device main body 1 by utilizing the liquid storage tank 12 and the oil guide tank 13 in the use process, and the lubricating oil can slowly permeate to the connection part of the device and an external part through the oil guide tank 13 in the operation process of the device, so that the waste of the lubricating oil is reduced, the frequency of adding the lubricating oil is also reduced, and the practicability of the device is ensured.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The utility model provides a durable hydro-cylinder round pin axle, includes device main part (1), its characterized in that: the device is characterized in that the tail of the device body (1) is provided with a connector (2), two sides of the connector (2) are provided with mounting grooves (3), a limiting groove (4) is formed in the middle of the connector (2), a limiting tooth groove (5) is formed in the limiting groove (4), a limiting seat (6) is further arranged at the tail of the device body (1), large arc surfaces (7) and small arc surfaces (8) are arranged on two sides of the limiting seat (6), mounting through holes (9) are further formed in the outer side of the limiting seat (6), limiting protruding teeth (10) are formed in the front surface of the limiting seat (6), a thread groove (11) is formed in the front side of the device body (1), and a liquid storage groove (12) and an oil guide groove (13) are formed in the front side of the thread groove (11).

2. The durable cylinder pin according to claim 1, wherein: the device body (1) and the connector (2) are integrated metal parts, and the mounting groove (3) is formed in the upper end and the lower end of the outer side of the connector (2).

3. The durable cylinder pin according to claim 1, wherein: the limiting grooves (4) are formed in the middle of the surface of the connector (2), and the limiting tooth grooves (5) are circumferentially distributed in the limiting grooves (4).

4. The durable cylinder pin according to claim 1, wherein: the installation through holes (9) are formed in the upper end and the lower end of the outer side of the large arc surface (7) and correspond to the installation grooves (3) in sequence, and the connector (2) enables the device main body (1) to be fixedly installed on the limiting seat (6) through the installation grooves (3) and the installation through holes (9) in cooperation with bolts.

5. The durable cylinder pin according to claim 1, wherein: spacing dogtooth (10) circumference distribution is in spacing seat (6) front surface and with spacing groove (4) are inside spacing tooth groove (5) corresponds in proper order, just device main part (1) with spacing seat (6) installation is connected spacing tooth groove (5) also with spacing dogtooth (10) interlock in proper order is connected.

6. The durable cylinder pin according to claim 1, wherein: the device comprises a device body (1), wherein a liquid storage tank (12) and an oil guide groove (13) are arranged on the inner side wall of the device body (1), the front side and the rear side of the interior of the device body (1) are respectively provided with a cylindrical cavity with a larger diameter than that of the inner side wall of the liquid storage tank (12), four oil guide grooves (13) are circumferentially distributed on the inner side wall of the device body (1), and the device body (1) is communicated with the inner space of the device body (1) through the oil guide grooves (13).