CN219975019U - Wear-resisting rotary oil cylinder - Google Patents

Abstract

The utility model relates to the technical field of rotary cylinders, in particular to a wear-resistant rotary cylinder which comprises a cylinder body, wherein the side end of the cylinder body is fixedly connected with a bearing cover, a cooling cavity is formed in the bearing cover, the left end of the bearing cover is fixedly connected with a protective cover, the inside of the protective cover is rotationally connected with a rotating rod, cooling grooves are formed in the upper side and the lower side of the inside of the rotating rod, two rotating rings are fixedly sleeved on the right side of the inside of the two cooling grooves, which are communicated with the outside of the rotating rod through grooves, first annular grooves are formed in the inside of the two rotating rings, the two cooling grooves are respectively communicated with the two first annular grooves through first connecting grooves, the left end of the protective cover is fixedly connected with a fixing ring, and the inside of the fixing ring is provided with two annular grooves; the inside of the rotary oil cylinder can be kept in a proper temperature range, so that the influence of overhigh temperature in the rotary oil cylinder on the wear resistance of the rotary oil cylinder is avoided, and the service life of the rotary oil cylinder can be ensured.

Description

Wear-resisting rotary oil cylinder

Technical Field

The utility model relates to the technical field of rotary cylinders, in particular to a wear-resistant rotary cylinder.

Background

Hydraulic rotary cylinders are well known as a tightly fitting assembly that uses hydraulic pressure to build up very high torque in a small space. Despite the high power they can still be controlled accurately and easily, HKS rotary cylinders have been successfully used in almost all areas where limited rotational movement is required and high torque is required. In order to achieve an effective and reliable function, a high manufacturing accuracy is required. The inside of the cylinder is well protected, so that the cylinder can be completely dustproof, antifouling and dampproof, and meanwhile, in order to ensure the service life of the cylinder, the cylinder is required to have stronger wear resistance.

According to the utility model, the utility model patent with the Chinese patent number of CN201820209804.6 discloses a high-wear-resistance rotary oil cylinder, the structure of the utility model is simple, the manufacturing cost is low, and the practicability is strong, the utility model comprises a cylinder body, an oil return cover is arranged on one side of the cylinder body, a friction plate is arranged on one side of the oil return cover, a bearing cover is arranged on one side of the bearing cover, a protection cover is arranged on one side of the protection cover, a rotary rod is arranged on one side of the rotary rod, a motor is arranged on one side of the motor, an observation window is arranged on one side of the observation window, an oil outlet is arranged on one side of the screw hole, and an oil inlet is arranged on one side of the oil outlet.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a wear-resistant rotary oil cylinder to solve the problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a wear-resisting gyration hydro-cylinder, including the cylinder body, the side fixedly connected with bearing cap of cylinder body, the inside of bearing cap is provided with the cooling cavity, the left end fixedly connected with safety cover of bearing cap, the inside rotation of safety cover is connected with the dwang, the inside upside and the inside downside of dwang all are provided with the cooling groove, the inside right side of two cooling grooves is equipped with two swivel rings through the outside fixed cover of logical groove intercommunication dwang, the inside of two swivel rings all is provided with first annular, two cooling grooves are respectively through first spread groove and two first annular intercommunication, the left end fixedly connected with solid fixed ring of safety cover, the inside of solid fixed ring is provided with two ring grooves, two swivel rings respectively with two ring grooves sealing rotation connection, all be provided with the second annular on two ring grooves, two first annular grooves are through the second spread groove intercommunication with two second annular respectively, install two connecting pipes on the solid fixed ring, two connecting pipes respectively with two second annular intercommunication.

In order to be convenient for carry the inside of cooling water to the cooling cavity, the top of bearing cap is connected with the inlet tube, and the inside intercommunication of inlet tube and cooling cavity.

In order to facilitate the water discharge inside the cooling cavity, the bottom end of the bearing cover is connected with a water outlet pipe which is communicated with the cooling cavity.

In order to play a supporting role, a plurality of supporting blocks are fixedly connected to the inside of the cooling cavity.

In order to ensure the tightness of the connection between the swivel and the fixed ring, the left side outside and the right side outside the swivel are respectively provided with a sealing ring groove, and the inside of each sealing ring groove is respectively sleeved with a sealing ring.

Compared with the prior art, the utility model provides the wear-resistant rotary oil cylinder, which has the following beneficial effects:

this wear-resisting gyration hydro-cylinder flows the inside to the gyration hydro-cylinder through cooling water in the inside of cooling cavity and cools down, and the cooling water flows into the inside of a swivel through a connecting pipe simultaneously, and flows to the inside of another cooling tank through logical groove, and flow in from another swivel and connecting pipe, thereby make the cooling water circulate in the inside of dwang, be convenient for cool down around dwang and dwang, thereby the inside of the gyration hydro-cylinder that can guarantee keeps in suitable temperature range, avoid the high temperature to influence its wearability in the gyration hydro-cylinder, can guarantee its life.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments or the description of the prior art will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic cross-sectional view of the present utility model;

FIG. 2 is a schematic side sectional view of the rotating shaft of the present utility model;

fig. 3 is a schematic view of a partial enlarged structure at a in fig. 1 according to the present utility model.

The symbol marks in the figures illustrate:

1. a cylinder; 2. a bearing cap; 3. cooling the cavity; 4. a protective cover; 5. a rotating lever; 6. a cooling tank; 7. a through groove; 8. a swivel; 9. a first ring groove; 10. a first connection groove; 11. a fixing ring; 12. an annular groove; 13. a second ring groove; 14. a second connecting groove; 15. a connecting pipe; 16. a water inlet pipe; 17. a water outlet pipe; 18. a support block; 19. sealing ring grooves; 20. and (3) sealing rings.

Detailed Description

In order to make the technical problems, technical schemes and beneficial effects to be solved more clear, the utility model is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

Examples

As shown in fig. 1-3, the utility model provides a wear-resistant rotary oil cylinder, which comprises a cylinder body 1, wherein the side end of the cylinder body 1 is fixedly connected with a bearing cover 2, a cooling cavity 3 is arranged in the bearing cover 2, the left end of the bearing cover 2 is fixedly connected with a protecting cover 4, the inside of the protecting cover 4 is rotatably connected with a rotating rod 5, cooling grooves 6 are respectively arranged on the upper side and the lower side of the inside of the rotating rod 5, two rotating rings 8 are fixedly sleeved on the right side of the inside of the two cooling grooves 6, which are communicated with the outside of the rotating rod 5 through a through groove 7, first annular grooves 9 are respectively arranged in the two rotating rings 8, and the two cooling grooves 6 are respectively communicated with the two first annular grooves 9 through first connecting grooves 10.

The left end fixedly connected with solid fixed ring 11 of safety cover 4, gu fixed ring 11's inside is provided with two ring grooves 12, two swivel rings 8 respectively with two ring grooves 12 seal rotation connection, all be provided with second annular groove 13 on two ring grooves 12, two first annular grooves 9 communicate with two second annular groove 13 respectively through second spread groove 14, gu install two connecting pipes 15 on fixed ring 11, two connecting pipes 15 communicate with two second annular groove 13 respectively, flow the inside to the gyration hydro-cylinder through the cooling water in cooling cavity 3, simultaneously the cooling water flows into the inside of one swivel ring 8 through a connecting pipe 15, and flows to the inside of one cooling tank 6, and flow to the inside of another cooling tank 6 through logical groove 7, and flow out in another swivel ring 8 and connecting pipe 15, thereby make the cooling water circulate in the inside of dwang 5, be convenient for cool down around dwang 5 and dwang 5, thereby the inside of the gyration hydro-cylinder that can guarantee keeps in suitable temperature range, avoid the inside of gyration hydro-cylinder to influence its wearability too high, can guarantee its life.

The top of the bearing cap 2 is connected with a water inlet pipe 16, the water inlet pipe 16 is communicated with the inside of the cooling cavity 3, the bottom of the bearing cap 2 is connected with a water outlet pipe 17, the water outlet pipe 17 is communicated with the cooling cavity 3, cooling water is conveyed to the inside of the cooling cavity 3 through the water inlet pipe 16, and cooling water in the cooling cavity 3 is discharged through the water outlet pipe 17, so that the cooling water circulates in the cooling cavity 3.

It should be noted that, a plurality of supporting blocks 18 are fixedly connected to the inside of the cooling cavity 3, and function as a support.

It should be further noted that, the left side outside and the right side outside of the swivel 8 are both provided with sealing ring grooves 19, and the inside of each sealing ring groove 19 is sleeved with a sealing ring 20, so that the tightness of connection between the swivel 8 and the fixed ring 11 is ensured, and the first ring groove 9 is ensured to be communicated with the second ring groove 13 in the process of rotating the swivel 8 along with the rotating rod 5.

In summary, when the wear-resistant rotary cylinder is in use, one connecting pipe 15 and a water inlet pipe 16 are communicated with external cooling water conveying equipment, the other connecting pipe 15 and a water outlet pipe 17 are communicated with an external cooling water storage tank, during the working process of the rotary cylinder, cooling water is conveyed to the interiors of the one connecting pipe 15 and the water inlet pipe 16 through the cooling water conveying equipment, water in the interior of the water inlet pipe 16 flows to the interior of the cooling cavity 3 and is discharged through the water outlet pipe 17, cooling water in the interior of the one connecting pipe 15 flows to the interiors of the first annular grooves 9 through the corresponding second annular grooves 13 and the second connecting pipe 15, flows to the interiors of the corresponding cooling grooves 6 through the corresponding first connecting grooves 10, flows to the interiors of the other cooling grooves 6 through the through grooves 7, and is discharged through the other first connecting grooves 10, the second annular grooves 13, the second connecting grooves 14, the second annular grooves 13 and the connecting pipes 15, and the cooling water in the cooling cavity 3, the cooling water in the interiors of the cooling cavity 3 and the two cooling grooves 6 flows to cool the rotary cylinder, and the inside of the rotary cylinder is ensured to be kept in a proper temperature range.

In the description of the present utility model, it should be understood that the directions or positional relationships such as the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.

Claims (5)

1. The utility model provides a wear-resisting gyration hydro-cylinder, includes cylinder body (1), its characterized in that: the side end of the cylinder body (1) is fixedly connected with a bearing cover (2), the inside of the bearing cover (2) is provided with a cooling cavity (3), the left end of the bearing cover (2) is fixedly connected with a protecting cover (4), the inside of the protecting cover (4) is rotationally connected with a rotating rod (5), the upper side and the lower side of the inside of the rotating rod (5) are respectively provided with a cooling groove (6), the right sides of the inside of the two cooling grooves (6) are fixedly sleeved with two rotating rings (8) through the outside of the communicating grooves (7) communicated with the rotating rod (5), the inside of the two rotating rings (8) is provided with first annular grooves (9), the two cooling grooves (6) are respectively communicated with the two first annular grooves (9) through first connecting grooves (10), the left end fixedly connected with solid fixed ring (11) of safety cover (4), the inside of solid fixed ring (11) is provided with two ring grooves (12), two swivel joints (8) respectively with two ring grooves (12) seal rotation connect, all be provided with second annular (13) on two ring grooves (12), two first annular (9) are linked together with two second annular (13) respectively through second spread groove (14), install two connecting pipe (15) on solid fixed ring (11), two connecting pipe (15) communicate with two second annular (13) respectively.

2. The wear resistant rotary cylinder as set forth in claim 1, wherein: the top end of the bearing cover (2) is connected with a water inlet pipe (16), and the water inlet pipe (16) is communicated with the inside of the cooling cavity (3).

3. The wear resistant rotary cylinder as claimed in claim 2, wherein: the bottom end of the bearing cover (2) is connected with a water outlet pipe (17), and the water outlet pipe (17) is communicated with the cooling cavity (3).

4. A wear resistant rotary cylinder as claimed in claim 3, wherein: a plurality of supporting blocks (18) are fixedly connected inside the cooling cavity (3).

5. The wear resistant rotary cylinder as set forth in claim 4, wherein: the rotary ring (8) is characterized in that the left side and the right side of the outer part of the rotary ring (8) are respectively provided with a sealing ring groove (19), and sealing rings (20) are respectively sleeved in the two sealing ring grooves (19).