Synchronous hard tooth surface speed reducer

Abstract

The utility model discloses a synchronous hard tooth surface speed reducer, and belongs to the technical field of heat dissipation of speed reducers. The synchronous hard tooth surface speed reducer comprises a speed reducer body, the speed reducer body comprises a speed reducer shell, heat dissipation mechanisms are arranged on the surfaces of the two sides of the speed reducer shell, first heat dissipation fins and second heat dissipation fins are welded to the upper surfaces of the heat dissipation mechanisms, the upper ends of the second heat dissipation fins are bent inwards to form bent pieces, and the bent pieces are welded to the lower ends of the first heat dissipation fins. An air exchange mechanism is arranged in the bent piece, and the air exchange face of the air exchange mechanism faces the first cooling fin and is used for forcing air to flow. According to the synchronous hard tooth surface speed reducer, the problem that an existing synchronous hard tooth surface speed reducer is poor in heat dissipation is solved, efficient heat dissipation is achieved through the synergistic effect of the heat dissipation mechanism, the first heat dissipation fins, the second heat dissipation fins and the air exchange mechanism, the synchronous hard tooth surface speed reducer is particularly suitable for high-load operation and a relatively closed environment, and meanwhile the service life of the synchronous hard tooth surface speed reducer is prolonged. The application of the black anodic oxidation coating further improves the heat dissipation performance and durability.

Description

TECHNICAL FIELD

[0001] The utility model relates to a speed reducer heat dissipation technical field, concretely is a synchronous hard tooth surface speed reducer. BACKGROUND

[0002] Synchronous hard tooth surface speed reducer realizes power transmission and speed reduction through the meshing of gear, but the speed reducer under high load operation is prone to the problem of excessively high temperature.

[0003] In view of this problem, the speed reducer of often high load operation, we will install the fin on its shell, increase the heat dissipation area, improve the heat dissipation effect, but ordinary fin relies on natural convection, in the more closed factory, because the air circulation is poor, the heat dissipation effect is not so ideal.

[0004] Therefore, we propose a synchronous hard tooth surface speed reducer, through the improved fin, can effectively prevent the problem of excessively high temperature. INNOVATION CONTENT

[0005] The utility model discloses a synchronous hard tooth surface speed reducer can forcibly circulate the air around the first fin group through the heat dissipation mechanism cooperation air exchange mechanism, thereby improving the heat dissipation effect, avoids the temperature rise of speed reducer main part.

[0006] In order to achieve the above object, the utility model provides the following technical scheme: a synchronous hard tooth surface speed reducer, including the speed reducer main part, the speed reducer main part includes the speed reducer shell, the both sides surface of speed reducer shell is provided with heat dissipation mechanism, the first fin and second fin are welded on the upper surface of heat dissipation mechanism, the second fin upper end is bent inwards and forms the bent piece, and the bent piece is internally provided with air exchange mechanism, and the air exchange surface of air exchange mechanism is opposite to the first fin.

[0007] As a preferred technical scheme, the heat dissipation mechanism is welded on the both sides surface of the speed reducer shell.

[0008] As a preferred technical scheme, the first fin is provided with a plurality of, and is arrayed on the upper surface of heat dissipation mechanism.

[0009] As a preferred technical scheme, the first fin surface is coated with the heat conduction coating.

[0010] As a preferred technical scheme, the second fin is provided with two, and is symmetrically distributed on the both sides of the first fin group.

[0011] As a preferred technical scheme, the second fin and the bent piece are integrally formed structure.

[0012] As a preferred technical scheme, the air exchange mechanism is a through groove that penetrates the bent piece, and includes a fixed rod, a motor and an air exchange fan.

[0013] As a preferred technical scheme, the electric motor is fixed at the rear end of the fixed rod, the air changing fan is rotatably connected to the surface of the fixed rod, and the output end of the electric motor is in transmission connection with the air changing fan.

[0014] Compared with the prior art, the utility model has the advantages that:

[0015] (1) The synchronous hard tooth surface speed reducer of the utility model, through the heat dissipation mechanism and the first heat dissipation fin and the second heat dissipation fin distributed on it, the heat dissipation area is significantly enlarged, the heat dissipation efficiency is improved, the first heat dissipation fin adopts the dense array design, the contact area with air is effectively increased, and the second heat dissipation fin further enhances the heat dissipation capacity through the larger surface area.

[0016] (2) The synchronous hard tooth surface speed reducer of the utility model, the black anodic oxidation coating coated on the surface of the first heat dissipation fin has higher thermal emissivity, can effectively improve the radiation heat dissipation capacity of the heat dissipation fin, simultaneously protects the surface of the heat dissipation fin and prolongs the service life.

[0017] (3) The synchronous hard tooth surface speed reducer of the utility model, the air changing mechanism drives the air changing fan to rotate through the electric motor, forcibly flows air, significantly accelerates the hot air exchange at the first heat dissipation fin group, this design can effectively break the air stagnation state in the closed environment, rapidly discharges the hot air accumulated around the heat dissipation fin, simultaneously introduces fresh cold air, forms the continuous air circulation, thereby greatly improving the heat dissipation efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is the whole schematic view of the utility model;

[0019] Figure 2 It is the whole schematic view of the utility model from another angle;

[0020] Figure 3 It is the schematic view of the heat dissipation mechanism structure of the utility model;

[0021] Figure 4 It is the schematic view of the air changing mechanism structure of the utility model.

[0022] In the drawing: 1, speed reducer main body;11, speed reducer shell;2, heat dissipation mechanism;21, first heat dissipation fin;211, heat conduction coating;22, second heat dissipation fin;23, bent piece;231, air changing mechanism;2311, fixed rod;2312, electric motor;2313, air changing fan. DETAILED DESCRIPTION

[0023] Clearly, the described embodiments are only a part of the embodiments of the present application, but not all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0024] Please refer to Figures 1-4 A synchronous hard tooth surface reducer, comprising a reducer main body 1, the reducer main body 1 comprises a reducer shell 11, the both sides surface of the reducer shell 11 is provided with a heat dissipation mechanism 2, the upper surface of the heat dissipation mechanism 2 is welded with a first heat dissipation fin 21 and a second heat dissipation fin 22, the upper end of the second heat dissipation fin 22 is bent inward to form a bent fin 23, the inside of the bent fin 23 is provided with an air exchange mechanism 231, the air exchange surface of the air exchange mechanism 231 faces the first heat dissipation fin 21, for forced air flow, when in use, the synchronous hard tooth surface reducer realizes efficient heat dissipation, forced air flow and structure optimization through the synergistic effect of the heat dissipation mechanism 2, the first heat dissipation fin 21, the second heat dissipation fin 22 and the air exchange mechanism 231, and is particularly suitable for high load operation and relatively closed environment.

[0025] Further, the heat dissipation mechanism 2 is welded on the both sides surface of the reducer shell 11, for increasing the heat dissipation area, when in use, the reducer main body 1 is in high load operation, the heat is transferred to the surface of the reducer shell 11, and then the heat dissipation area is enlarged by the heat dissipation mechanism 2, so that the heat dissipation effect is improved.

[0026] Further, the first heat dissipation fin 21 is provided with a plurality of arrayed on the upper surface of the heat dissipation mechanism 2, when in use, the heat dissipation area can be effectively enlarged and the heat dissipation effect can be improved through the plurality of first heat dissipation fins 21.

[0027] Further, the surface of the first heat dissipation fin 21 is coated with a heat conduction coating layer 211, when in use, the heat conduction coating layer 211 is specifically a black anodic oxidation coating layer, the black anodic oxidation coating layer has a relatively high heat radiation rate of about 0.8-0.95, can effectively improve the radiation heat dissipation capacity of the heat dissipation fin, and can also protect the surface of the heat dissipation fin to prevent oxidation and corrosion.

[0028] Further, the second heat dissipation fin 22 is provided with two, symmetrically distributed on the both sides of the first heat dissipation fin 21 group, when in use, the second heat dissipation fin 22 also has a certain effect of enlarging the heat dissipation area.

[0029] Further, the second heat dissipation fin 22 and the bent fin 23 are provided as an integral molding structure, when in use, the bent fin 23 can be bent, so that the air exchange surface of the heat dissipation mechanism 2 faces the first heat dissipation fin 21 group.

[0030] Further, the air exchange mechanism 231 is a through slot through the bent sheet 23, comprising a fixed rod 2311, a motor 2312 and an air fan 2313, in use, the fixed rod 2311 is fixedly installed in the air exchange mechanism 231, the motor 2312 and the air fan 2313 can be installed through the fixed rod 2311.

[0031] Further, the motor 2312 is fixed at the rear end of the fixed rod 2311, the air fan 2313 is rotationally connected to the surface of the fixed rod 2311, the output end of the motor 2312 is in transmission connection with the air fan 2313, in use, when the reducer main body 1 is in high-load operation in a relatively closed factory building, and the heat dissipation mechanism 2 cannot achieve good heat dissipation effect only by the first heat dissipation sheet 21 and the second heat dissipation sheet 22, the motor 2312 can be started, the motor 2312 drives the air fan 2313 to rotate, the hot air exchange of the first heat dissipation sheet 21 group can be carried out, the air flow at the first heat dissipation sheet 21 group is accelerated, and the heat dissipation speed of the first heat dissipation sheet 21 is accelerated, so that the heat dissipation effect is further improved, the temperature of the reducer main body 1 in long-time high-load operation in the closed factory building is prevented from being too high, and the efficiency is affected.

[0032] Working principle: when the synchronous hard-tooth-surface reducer runs, the heat generated by the internal gear meshing and friction is transmitted to the surface of the reducer shell 11 through the reducer shell 11, the heat dissipation mechanism 2 is welded on the two side surfaces of the reducer shell 11, the heat dissipation area is expanded through the first heat dissipation sheet 21 group and the second heat dissipation sheet 22, and the heat dissipation efficiency is significantly improved, the surface of the first heat dissipation sheet 21 is coated with a heat-conducting coating 211, specifically a black anodic oxidation coating, the coating has a relatively high heat radiation rate of about 0.8-0.95, can effectively improve the radiation heat dissipation capacity of the heat dissipation sheet, and quickly dissipate heat to the surrounding environment, meanwhile, the black anodic oxidation coating also has good corrosion resistance and oxidation resistance, protects the surface of the heat dissipation sheet, and prolongs the service life, when the reducer main body 1 is in long-time high-load operation and located in a closed factory building, the air flow is poor, the motor 2312 of the air exchange mechanism 231 can be started, the motor 2312 drives the air fan 2313 to rotate, and the air flow is forced, and the hot air exchange of the first heat dissipation sheet 21 group is accelerated, this design effectively solves the problem of insufficient heat dissipation in a closed environment, further improves the heat dissipation efficiency, avoids the influence of the performance and service life of the reducer main body 1 due to the temperature being too high, and the synergistic effect of the heat dissipation mechanism 2, the first heat dissipation sheet 21, the second heat dissipation sheet 22 and the air exchange mechanism 231 realizes the combination of natural heat dissipation and forced heat dissipation, and the temperature of the reducer main body 1 can be controlled in a reasonable range in high-load and closed environment, so that the stable operation and high-efficiency performance of the equipment are ensured.

[0033] It is to be understood that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting; it is not intended to exclude myriad other embodiments of the present application that other inventors can develop based on the same general inventive concepts embodied by the described embodiments. That is, although the present application is described in terms of particular embodiments and implementations, it is to be understood that the terminology used is for the purpose of descriptive clarity and that it is intended to be limited only by the words recited in the appended claims. It is to be understood that the terms such as first and second, etc., merely are used to differentiate one from another without necessarily implying or requiring any actual relationship or order between them. Moreover, the terms "comprises", "comprising", or any other variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus.

[0034] While the embodiments of the application have been shown and described herein, it is to be understood that the application is not limited to these embodiments. Rather, many modifications, changes, substitutions, and alterations can be made thereto without departing from the spirit and scope of the present application as defined by the appended claims and their equivalents.

Claims

1. A synchronous hobs reducer comprising a reducer body (1) comprising a reducer housing (11), characterized in that, The both sides of the speed reducer shell (11) are provided with heat dissipation mechanisms (2), the upper surfaces of the heat dissipation mechanisms (2) are welded with first heat dissipation fins (21) and second heat dissipation fins (22), the upper ends of the second heat dissipation fins (22) are inwardly bent to form bent fins (23), the inside of the bent fins (23) is provided with air exchange mechanisms (231), and the air exchange surfaces of the air exchange mechanisms (231) face the first heat dissipation fins (21).

2. A synchronous hobs reducer according to claim 1, characterized in that: The heat dissipation mechanisms (2) are welded on the both sides of the speed reducer shell (11).

3. A synchronous hobs reducer according to claim 2, characterized in that: The first heat dissipation fins (21) are arranged in an array on the upper surface of the heat dissipation mechanism (2).

4. A synchronous hobs reducer according to claim 3, characterized in that: The surface of the first heat dissipation fin (21) is coated with a heat conduction coating (211).

5. A synchronous hobs reducer according to claim 1, characterized in that: The second heat dissipation fins (22) are arranged in two and symmetrically arranged on the both sides of the first heat dissipation fin (21) group.

6. A synchronous hobs reducer according to claim 5, characterized in that: The second heat dissipation fin (22) and the bent fin (23) are formed in an integral structure.

7. A synchronous hobs reducer according to claim 1, characterized in that: The air exchange mechanism (231) is a through groove penetrating through the bent fin (23) and comprises a fixing rod (2311), a motor (2312) and an air exchange fan (2313).

8. A synchronous hobs reducer according to claim 7, characterized in that: The motor (2312) is fixed at the rear end of the fixing rod (2311), the air exchange fan (2313) is rotatably connected to the surface of the fixing rod (2311), and the output end of the motor (2312) is in transmission connection with the air exchange fan (2313).

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