CN213512015U

CN213512015U - Heat radiator for motor transmission

Info

Publication number: CN213512015U
Application number: CN202022477032.4U
Authority: CN
Inventors: 王付香; 张正栋
Original assignee: Weifang Haowo Machinery Manufacturing Co ltd
Current assignee: Weifang Haowo Machinery Manufacturing Co ltd
Priority date: 2020-11-01
Filing date: 2020-11-01
Publication date: 2021-06-22
Anticipated expiration: 2030-11-01

Abstract

The utility model discloses a heat abstractor of motor transmission, the power distribution box comprises a box body, the installation cavity has been seted up in the box, be equipped with the derailleur in the installation cavity, the spout has been seted up to the installation cavity diapire, the spout internal rotation is equipped with many reciprocating lead screws, many through connecting rod fixed connection between the reciprocating lead screw, threaded sleeve is equipped with the slider on the reciprocating lead screw, installation cavity diapire fixed mounting has the polylith mounting panel, the installing port has been seted up on the mounting panel, fixed mounting has heat dissipation mechanism in the installing port, box lateral wall fixed mounting has the motor, the output shaft of motor penetrates the tip fixed connection of installation intracavity and reciprocating lead screw. Gaseous entering gas collecting pipe through collecting the installation intracavity is cooled off the back and is released gas again, carries out reciprocal heat dissipation work to the installation intracavity, and the radiating efficiency is high to the condition that can appear damaging under the long-time high temperature state of mechanical part in the gearbox has been avoided.

Description

Heat radiator for motor transmission

Technical Field

The utility model relates to a gearbox technical field especially relates to a motor transmission's heat abstractor.

Background

Automotive gearboxes, often referred to as "transmissions", are one of the main components of automotive drive trains. The actual use conditions of the automobile are very complicated, such as starting, idling stop, low-speed or high-speed running, acceleration, deceleration, climbing, backing and the like, so that the driving force and the speed of the automobile are required to be changed in a considerable range, and the output torque and the rotating speed of the piston engine which is widely adopted at present are relatively small in change range. In order to adapt to the constantly changing driving conditions and at the same time to operate the engine in favorable operating conditions (higher power and lower fuel consumption), a transmission is provided in the drive train.

The existing gearbox can dissipate heat in the using process, but the traditional gearbox is not provided with a good heat dissipation mechanism, so that mechanical parts in the gearbox can be damaged when being in a high-temperature state for a long time, and the gearbox cannot work normally.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving following shortcoming among the prior art, traditional gearbox does not have good heat dissipation mechanism to lead to the condition that can appear damaging under the mechanical part in the gearbox is in high temperature state for a long time, lead to the unable normal work of gearbox, and the heat abstractor of a motor transmission who provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a heat abstractor of motor transmission, the power distribution box comprises a box body, the installation cavity has been seted up in the box, be equipped with the derailleur in the installation cavity, the spout has been seted up to the installation cavity diapire, the spout internal rotation is equipped with many reciprocal lead screws, many through connecting rod fixed connection between the reciprocal lead screw, threaded sleeve is equipped with the slider on the reciprocal lead screw, diapire fixed mounting has the polylith mounting panel in the installation cavity, the installing port has been seted up on the mounting panel, fixed mounting has heat dissipation mechanism in the installing port, box lateral wall fixed mounting has the motor, the output shaft of motor penetrates the end fixed connection with reciprocal lead screw.

Preferably, the heat dissipation mechanism comprises a hollow gas collecting pipe, the gas collecting pipe is fixedly installed in the installation port, a moving rod is inserted into the gas collecting pipe, the other end of the moving rod is fixedly connected with the side wall of the sliding block, and condensed water is filled in the side wall of the gas collecting pipe.

Preferably, a spherical groove is formed in one end, close to the bottom wall of the sliding groove, of the sliding block, a ball is embedded in the spherical groove in a rolling mode, a limiting groove is formed in the bottom wall of the sliding groove, and the ball is in rolling contact with the wall of the limiting groove.

Preferably, the one end fixed mounting that the spout diapire was kept away from to the slider has the installation piece, the equal fixed mounting of lateral wall has the installation pole about the installation piece, there is radiator vane through bearing fixed mounting on the installation pole.

Preferably, a sealing ring is fixedly mounted at one end of the moving rod in the gas collecting pipe, the outer ring of the sealing ring is in sliding sealing contact with the inner wall of the gas collecting pipe, and the sealing ring is made of rubber.

Compared with the prior art, the beneficial effects of the utility model are that:

when the box carries out work, we can the starter motor, motor output shaft just can take many reciprocal lead screws to take place to rotate this moment, reciprocating motion about slider that the screw thread cover was established just can carry out on reciprocal lead screw, thereby control heat dissipation mechanism begins work, gaseous release with gas after cooling down in getting into the collector through the gas of collecting the installation intracavity, carry out radiating work to the installation intracavity, and be a reciprocating working process, the radiating efficiency is high, thereby the condition that can appear damaging under the mechanical part in the gearbox is in high temperature state for a long time has been avoided.

Drawings

Fig. 1 is a schematic front structural view of a heat dissipation device of an automobile transmission according to the present invention;

FIG. 2 is an enlarged view of the structure at A in FIG. 1;

fig. 3 is an enlarged schematic view of the structure at B in fig. 1.

In the figure: the device comprises a box body 1, a mounting cavity 2, a sliding chute 3, a reciprocating screw rod 4, a sliding block 5, a mounting plate 6, a heat dissipation mechanism 7, a gas collecting pipe 71, a moving rod 72, condensed water 73, a motor 8, a spherical groove 9, a spherical ball 10, a limiting groove 11, a mounting block 12, a mounting rod 13, a heat dissipation blade 14 and a sealing ring 15.

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.

In the present invention, the terms "upper", "lower", "left", "right", "middle" and "one" are used for clarity of description, but not for limiting the range of the present invention, and the relative relationship changes or adjustments without substantial technical changes should be regarded as the scope of the present invention.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Referring to fig. 1-3, a heat abstractor of motor transmission, including box 1, installation cavity 2 has been seted up in box 1, be equipped with the derailleur in installation cavity 2, spout 3 has been seted up to 2 diapalls of installation cavity, 3 rotations of spout are equipped with many reciprocal lead screws 4, pass through connecting rod fixed connection between many reciprocal lead screws 4, threaded sleeve is equipped with slider 5 on the reciprocal lead screw 4, the bottom wall fixed mounting has polylith mounting panel 6 in installation cavity 2, the installing port has been seted up on mounting panel 6, fixed mounting has heat dissipation mechanism 7 in the installing port, 1 lateral wall fixed mounting of box has motor 8, the output shaft of motor 8 penetrates in installation cavity 2 and the tip fixed connection of reciprocal lead screw 4.

In the embodiment applying the technical scheme, when the box body 1 works, the motor 8 can be started, because the output shaft of the motor 8 is fixedly connected with the end part of the reciprocating screw rod 4, and the reciprocating screw rods 4 are fixedly connected through the connecting rod, at the moment, the reciprocating screw rods 4 rotate, the slide block 5 sleeved on the reciprocating screw rods 4 through threads can perform left-right reciprocating movement, so that the heat dissipation mechanism 7 is controlled to start working, the air in the installation cavity 2 is collected to enter the air collecting pipe 71, and then the air is cooled by the condensed water 73 in the side wall of the air collecting pipe 71, the air is pushed out by the movable rod 72, the heat dissipation work in the installation cavity 2 is performed, and the heat dissipation efficiency is high, so that the situation that mechanical parts in the gearbox are damaged when being in a high-temperature state for a long time is avoided.

In the preferred technical scheme of this embodiment, the heat dissipation mechanism 7 includes a hollow gas collecting tube 71, the gas collecting tube 71 is fixedly installed in the installation opening, a moving rod 72 is inserted into the gas collecting tube 71, the other end of the moving rod 72 is fixedly connected with the side wall of the slider 5, and the side wall of the gas collecting tube 71 is filled with condensed water 73. When the slide block 5 moves back and forth left and right, the slide block takes the moving rod 72 in the heat dissipation mechanism 7 to move together, hot gas in the installation cavity 2 is sucked into the gas collecting pipe 71, then the hot gas is cooled under the action of condensed water 73, and the cooled gas is pushed out to dissipate heat in the installation cavity 2.

According to the preferable technical scheme in the embodiment, one end of the sliding block 5, which is close to the bottom wall of the sliding groove 3, is provided with a spherical groove 9, a ball 10 is embedded in the spherical groove 9 in a rolling manner, the bottom of the sliding groove 3 is provided with a limiting groove 11, and the ball 10 is in rolling contact with the groove wall of the limiting groove 11. The round ball 10 and the limit groove 11 limit the slide block 5 not to rotate together with the reciprocating screw rod 4, and when the reciprocating screw rod 4 rotates, the slide block 5 only can horizontally reciprocate on the reciprocating screw rod 4.

According to the preferable technical scheme in the embodiment, the mounting block 12 is fixedly mounted at one end, far away from the bottom wall of the sliding chute 3, of the sliding block 5, the mounting rod 13 is fixedly mounted on the left side wall and the right side wall of the mounting block 12, and the heat dissipation blades 14 are fixedly mounted on the mounting rod 13 through bearings. When the slider 5 reciprocates left and right, the radiating fins 14 also rotate at this time, so that the flow of the gas in the mounting cavity 2 is accelerated, and the propagation speed of the cooled gas is also accelerated.

In the preferred technical scheme of this embodiment, a sealing ring 15 is fixedly installed at one end of the moving rod 72 in the gas collecting pipe 71, an outer ring of the sealing ring 15 is in sliding sealing contact with the inner wall of the gas collecting pipe 71, and the sealing ring 15 is made of rubber. The rubber has good sealing performance, so that gas in the gas collecting pipe 71 can be effectively prevented from slipping out from a gap between the gas collecting pipe 71 and the moving rod 72, and the stability of heat dissipation work is ensured.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A heat dissipation device of an automobile gearbox comprises a box body (1) and is characterized in that, a mounting cavity (2) is arranged in the box body (1), a speed changer is arranged in the mounting cavity (2), the bottom wall of the mounting cavity (2) is provided with a sliding chute (3), a plurality of reciprocating screw rods (4) are rotatably arranged in the sliding chute (3), the plurality of reciprocating screw rods (4) are fixedly connected through connecting rods, a sliding block (5) is sleeved on the reciprocating screw rod (4) in a threaded manner, a plurality of mounting plates (6) are fixedly mounted on the inner bottom wall of the mounting cavity (2), the mounting plate (6) is provided with a mounting opening, a heat dissipation mechanism (7) is fixedly arranged in the mounting opening, the side wall of the box body (1) is fixedly provided with a motor (8), and an output shaft of the motor (8) penetrates into the mounting cavity (2) and is fixedly connected with the end part of the reciprocating screw rod (4).

2. The heat dissipation device of the automobile gearbox as claimed in claim 1, wherein the heat dissipation mechanism (7) comprises a hollow gas collecting pipe (71), the gas collecting pipe (71) is fixedly installed in the installation opening, a moving rod (72) is inserted into the gas collecting pipe (71), the other end of the moving rod (72) is fixedly connected with the side wall of the sliding block (5), and condensed water (73) is filled in the side wall of the gas collecting pipe (71).

3. The heat sink for the automobile gearbox as recited in claim 1, wherein a spherical groove (9) is formed at one end of the slider (5) close to the bottom wall of the sliding groove (3), a round ball (10) is embedded in the spherical groove (9) in a rolling manner, a limiting groove (11) is formed at the bottom of the sliding groove (3), and the round ball (10) is in rolling contact with the groove wall of the limiting groove (11).

4. The heat dissipation device of the automobile gearbox according to claim 1, wherein an installation block (12) is fixedly installed at one end of the sliding block (5) far away from the bottom wall of the sliding groove (3), installation rods (13) are fixedly installed on the left side wall and the right side wall of the installation block (12), and heat dissipation blades (14) are fixedly installed on the installation rods (13) through bearings.

5. The heat dissipation device of the automobile gearbox as claimed in claim 2, wherein a sealing ring (15) is fixedly mounted at one end of the moving rod (72) in the gas collecting pipe (71), an outer ring of the sealing ring (15) is in sliding sealing contact with the inner wall of the gas collecting pipe (71), and the sealing ring (15) is made of rubber.