CN219605994U - Compression-resistant gear reducer - Google Patents

Abstract

The utility model relates to a compression-resistant gear reducer, which belongs to the technical field of reducers, wherein partition columns are arranged on the outer side wall of a reducer shell, partition plates are arranged between adjacent partition columns, a plurality of damping mechanisms are arranged on the partition plates, one ends of the damping mechanisms are connected with pressure plates, the other ends of the damping mechanisms are connected with pushing plates, the partition plates and the pushing plates are provided with first oil pressure cavities, pressure oil is filled in the first oil pressure cavities and the second oil pressure cavities, and a plurality of pressure relief holes are formed in the pushing plates.

Description

Compression-resistant gear reducer

Technical Field

The utility model belongs to the technical field of speed reducers, and particularly relates to a compression-resistant gear speed reducer.

Background

The gear reducer has the advantages of small volume, high transmission efficiency, wide speed reduction range, high precision and the like, is widely applied to transmission systems such as servo motors, stepping motors, direct current motors and the like, and has the function of mainly reducing the rotating speed, increasing the torque and reducing the rotational inertia ratio of a load/motor on the premise of ensuring precise transmission.

The prior art has the following defects: the speed reducer works in a place with severe environment, the bearing capacity of the shell of the speed reducer is poor, and once a heavy object is arranged at the top of the shell of the speed reducer, the shell of the speed reducer cannot bear large pressure to fracture the shell, so that the work of the speed reducer is affected.

Disclosure of Invention

The utility model aims to solve the technical problems and further provides a compression-resistant gear reducer.

The specific technical scheme of the utility model is as follows: the utility model provides a resistance to compression gear reducer, includes the speed reducer casing, the lateral wall of speed reducer casing is provided with the partition post, and is adjacent be provided with the division board between the partition post, be provided with a plurality of damper on the division board, damper one end is connected the pressure board, and the thrust plate is connected to the damper other end, the pressure board slides along adjacent partition post inside wall, the thrust plate slides along adjacent partition post inside wall, division board and thrust plate are provided with first oil pressure chamber, are provided with the second oil pressure chamber between thrust plate and the speed reducer casing, all the filling of first oil pressure chamber and second oil pressure intracavity is equipped with pressure oil, is provided with a plurality of pressure release holes on the thrust plate.

Further, the shock absorbing mechanism includes: the T-shaped telescopic column is sleeved with a reset spring, the bottom shell of the damping device penetrates through the partition plate and is connected with the partition plate, one end of the T-shaped telescopic column is connected with the pressure plate, the other end of the T-shaped telescopic column slides along the inner side wall of the damping device bottom shell, the damping device bottom shell is inserted into a blind hole in the side wall of the pushing plate, the damping device bottom shell slides along the inner wall of the blind hole, one end of the resistance spring is connected with the bottom wall of the T-shaped telescopic column, and the other end of the resistance spring is connected with the inner wall of the blind hole.

Further, a plurality of relief holes are grouped into two groups, the two groups of relief holes are all provided with one-way relief valves, and the flow directions of the one-way relief valves of the two groups of relief holes are opposite to each other.

Further, a sealing ring is sleeved outside the bottom shell of the damping device.

Further, sealing strips are arranged at the contact positions of the two ends of the pushing plate and the separation columns.

Further, a speed reducer base is arranged at the bottom of the speed reducer shell, and rubber supporting feet are arranged at the bottom of the speed reducer base.

The beneficial effects are that:

when the weight is arranged at the top of the speed reducer shell, the damping mechanism pushes the plate to move downwards, and the pressure oil flows from the first oil pressure cavity to the second oil pressure cavity through the pressure relief hole, so that the speed reducer shell and the weight can be separated as far as possible, the pressure of the weight on the speed reducer shell can be effectively prevented, the speed reducer shell is further damaged, and a good protection effect is achieved on the speed reducer.

Drawings

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

FIG. 2 is a schematic diagram of the present utility model;

FIG. 3 is an enlarged schematic view of the present utility model at A;

the figure indicates:

the speed reducer housing 1, the partition column 2, the partition plate 3, the damper mechanism 4, the T-shaped telescopic column 41, the return spring 42, the damper bottom shell 43, the blind hole 44, the resistance spring 45, the pressure plate 5, the push plate 6, the first oil pressure chamber 7, the second oil pressure chamber 8, the pressure release hole 9, the speed reducer base 10,

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.

In the description of the present utility model, it should be understood that the terms "upper," "middle," "outer," "inner," and the like indicate an orientation or a positional relationship, and are merely for convenience of describing the present utility model and simplifying the description, but do not indicate or imply that the components or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Example 1: referring to fig. 1, fig. 2 and fig. 3, a compression-resistant gear reducer is described, which comprises a reducer housing 1, partition columns 2 are arranged on the outer side walls of the reducer housing 1, partition plates 3 are arranged between adjacent partition columns 2, a plurality of damping mechanisms 4 are arranged on the partition plates 3, one ends of the damping mechanisms 4 are connected with pressure plates 5, the other ends of the damping mechanisms 4 are connected with pushing plates 6, the pressure plates 5 slide along the inner side walls of adjacent partition columns 2, the pushing plates 6 slide along the inner side walls of the adjacent partition columns 2, the partition plates 3 and the pushing plates 6 are provided with first oil pressure cavities 7, pressure oil is filled in each of the first oil pressure cavities 7 and the second oil pressure cavities 8, a plurality of pressure relief holes 9 are formed in each of the pushing plates 6, the damping mechanisms push the pushing plates 6 to move downwards, and the pressure oil can be separated from the weight as far as possible from the reducer housing through the pressure relief holes by the first oil pressure cavities to the second oil pressure cavities, so that the weight can effectively prevent the weight from damaging the reducer housing and further protect the reducer housing from being damaged.

Example 2: on the basis of the embodiment 1, the description will be given with reference to fig. 1, 2 and 3, and the damping mechanism 4 includes: the T-shaped telescopic column 41, T-shaped telescopic column 41 overcoat is equipped with reset spring 42, damper drain pan 43 passes division board 3 and is connected with division board 3, pressure board 5 is connected to the one end of T-shaped telescopic column 41, damper drain pan 43 slides along the inside wall of damper drain pan 43, damper drain pan 43 inserts in the blind hole 44 of push plate 6 lateral wall, damper drain pan 43 slides along the inner wall of blind hole 44, T-shaped telescopic column 41 diapire is connected to resistance spring 45 one end, the inner wall of blind hole 44 is connected to resistance spring 45's the other end, so set up, through increasing the concrete structure of damper 4, can be when pressure board 5 receives the pressure with the cooperation conduction of T-shaped telescopic column 41 and resistance spring 45 on push plate 6, push plate 6 carries out the damping through the pressure oil in first oil pressure chamber 7 and the second oil pressure chamber 8, simultaneously at the pressure elimination time will push plate 6 through reset spring 42 and resistance spring 45.

Example 3: on the basis of embodiment 2, the description is made with reference to fig. 1 and 3, a plurality of pressure relief holes 9 are grouped into two groups, the two groups of pressure relief holes 9 are all provided with one-way pressure relief valves, the flow directions of the one-way pressure relief valves of the two groups of pressure relief holes 9 are opposite, so that the pressure oil can flow reciprocally in the first oil pressure cavity 7 and the second oil pressure cavity 8 by adding the opposite one-way pressure relief valves, and mechanical energy can be converted into heat energy and pressure oil potential energy due to viscosity of the pressure oil, so that damping and shock absorption can be effectively realized.

Example 4: on the basis of the embodiment 1, the damping device bottom shell 43 is sleeved with a sealing ring, which is described with reference to fig. 1, 2 and 3, so that the pressure oil in the first oil pressure cavity 7 can be prevented from leaking.

Example 5: on the basis of the embodiment 2, referring to fig. 1 and 3, sealing strips are arranged at the contact positions of the two ends of the pushing plate 6 and the partition columns 2, so that the pressure oil in the second oil pressure cavity 8 can be prevented from leaking.

Example 6: on the basis of the embodiment 1, the description is made with reference to fig. 1 and 2, the bottom of the speed reducer housing 1 is provided with a speed reducer base 10, and rubber supporting feet are installed at the bottom of the speed reducer base 10, so that when the speed reducer is subjected to pressure, the pressure can be softly conducted to a working surface where the speed reducer is placed.

The working process comprises the following steps:

firstly, when the speed reducer receives pressure in the vertical direction or other directions, the pressure plate 5 is firstly contacted, at this time, the pressure plate 5 transmits the pressure downwards, the pressure is transmitted to the pushing plate 6 through the T-shaped telescopic column 41, the whole pushing plate 6 moves downwards, the pressure oil in the first oil pressure cavity 7 and the second oil pressure cavity 8 is subjected to the pressure of the pushing plate 6, the pressure oil flows from the first oil pressure cavity 7 to the second oil pressure cavity 8 through the one-way valve in the pressure relief hole 9, meanwhile, the pressure oil in the second oil pressure cavity 8 flows from the second oil pressure cavity 8 to the first oil pressure cavity 7 through the one-way valve in the opposite direction of the pressure relief hole 9, and in the movement process of the pressure oil in the first oil pressure cavity 7 and the second oil pressure cavity 8, mechanical energy is converted into heat energy and pressure oil potential energy because of viscosity of the pressure oil, hydraulic oil is damped, and in such repeated movement, the mechanical energy is repeatedly consumed, so that the vibration amplitude is reduced, and the purpose of shock absorption is achieved.

In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the utility model disclosed above are intended only to assist in the explanation of the utility model. The preferred embodiments are not exhaustive or to limit the utility model to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best understand and utilize the utility model. The utility model is limited only by the claims and the full scope and equivalents thereof.

Claims (6)

1. The utility model provides a resistance to compression gear reducer, includes speed reducer housing (1), the lateral wall of speed reducer housing (1) is provided with partition post (2), its characterized in that is adjacent be provided with division board (3) between partition post (2), be provided with a plurality of damper (4) on division board (3), damper (4) one end connection pressure board (5), damper (4) other end connection push plate (6), pressure board (5) slide along adjacent partition post (2) inside wall, push plate (6) slide along adjacent partition post (2) inside wall, division board (3) are provided with first oil pressure chamber (7) with push plate (6), be provided with second oil pressure chamber (8) between push plate (6) and speed reducer housing (1), all be equipped with pressure oil in first oil pressure chamber (7) and the second oil pressure chamber (8), be provided with a plurality of pressure release holes (9) on push plate (6).

2. A compression-resistant gear reducer according to claim 1, characterized in that the damping mechanism (4) comprises: damping device drain pan (43), be provided with damping device drain pan (43) on division board (3), pressure board (5) are connected to the one end of T flexible post (41), the other end of T flexible post (41) is along the inside wall slip of damping device drain pan (43), T flexible post (41) overcoat is equipped with reset spring (42), in blind hole (44) of thrust plate (6) lateral wall are inserted in damping device drain pan (43), damping device drain pan (43) are along the inner wall slip of blind hole (44), T flexible post (41) diapire is connected to resistance spring (45) one end, the inner wall of blind hole (44) is connected to the other end of resistance spring (45).

3. The compression-resistant gear reducer according to claim 2, wherein the pressure relief holes (9) are grouped into two groups, the two groups of pressure relief holes (9) are provided with one-way pressure relief valves, and the flow directions of the one-way pressure relief valves of the two groups of pressure relief holes (9) are opposite to each other.

4. A compression-resistant gear reducer according to claim 2, characterized in that the damping device bottom shell (43) is externally sheathed with a sealing ring.

5. A compression-resistant gear reducer according to claim 2, characterized in that sealing strips are arranged at the contact positions of the two ends of the pushing plate (6) and the separation column (2).

6. The compression-resistant gear reducer according to claim 1, wherein a reducer base (10) is arranged at the bottom of the reducer housing (1), and rubber supporting feet are arranged at the bottom of the reducer base (10).