CN216279099U - Thermostat cover for automobile hydraulic retarder - Google Patents

Abstract

The utility model relates to a thermostat cover, in particular to a thermostat cover for an automobile hydraulic retarder, which comprises a thermostat main body and a thermostat cover body, wherein the top end of the thermostat main body is provided with the thermostat cover body, one side of the thermostat cover body is provided with an assembly box, the inner part of the pipe wall of the thermostat cover body is provided with a heat exchange channel assembly, the heat exchange channel assembly comprises a first annular connecting channel, a second annular connecting channel, an annular heat dissipation channel and a connecting channel, a heat dissipation pipe is embedded and installed in the assembly box, the front side surface of the assembly box is provided with a fan, and a water pump is installed on the heat dissipation pipe.

Description

Thermostat cover for automobile hydraulic retarder

Technical Field

The utility model relates to a thermostat cover, in particular to a thermostat cover for an automobile hydraulic retarder.

Background

The hydraulic retarder is an automobile retarder which reduces the running speed of an automobile through a hydraulic device, and the automobile uses exhaust braking when descending a long slope, although a good braking effect can be achieved, the exhaust braking effect is limited for a mining dump truck with large tonnage, and the engine is damaged to a certain extent, so that the hydraulic retarder is arranged on the mining dump truck with hydraulic mechanical transmission, and meanwhile, the hydraulic retarder is usually matched with a thermostat for use.

The thermostat is assembled and connected by using a dedicated thermostat cover body when being installed, but the existing thermostat specially used in the hydraulic retarder and the cover body of the thermostat can contact high-temperature oil, the temperature of the outer surface of the thermostat cover is usually high, heat damage is easily caused to other external components, the loss of the body of the thermostat is large, and the thermostat is easy to deform due to heat.

Therefore, it is necessary to design a thermostat cover for a hydrodynamic retarder of an automobile to solve the above problems in the background art.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a thermostat cover for a hydraulic retarder of an automobile, which aims to solve the problems in the background technology.

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

the utility model provides a thermostat lid for car hydraulic retarber, includes thermostat main part and thermostat lid, the thermostat lid is installed on the top of thermostat main part, the assembly case is installed to one side of thermostat lid, the inside of thermostat lid pipe wall is provided with heat transfer passageway assembly, and heat transfer passageway assembly is including first annular interface channel, second annular interface channel, annular heat dissipation channel, interface channel, the cooling tube is installed in the inside embedding of assembly case, and the leading flank of assembly case is provided with the fan, installs the water pump on the cooling tube simultaneously.

As a preferable scheme of the present invention, the controller is fixedly installed at the top of the assembly box, the box door is installed at the front side surface of the assembly box, and the box door and the assembly box are fixedly connected by the fixing bolt.

As a preferable scheme of the present invention, the annular heat dissipation channel is located between the first annular connection channel and the second annular connection channel, and the annular heat dissipation channel is provided with a plurality of groups, and the annular heat dissipation channel, the first annular connection channel, and the second annular connection channel are all connected in a through manner through the connection channels.

As a preferable scheme of the present invention, the fan is embedded in the box door, the fan, the water pump and the controller are electrically connected, and the first annular connection channel and the second annular connection channel are respectively connected to two ends of the heat dissipation tube in a penetrating manner. Meanwhile, the radiating pipe is arranged in a wave shape.

As a preferable scheme of the utility model, the thermostat main body comprises a valve seat, a main valve, a valve rod, a paraffin pipe, a base, a spring and a fixing frame, the main valve is located at the bottom of the valve seat, the valve rod penetrates through the interior of the main valve, the paraffin pipe is fixedly mounted on the bottom surface of the main valve, one end of the valve rod extends to the interior of the paraffin pipe, the base is located at the bottom of the paraffin pipe, the spring and the fixing frame are both sleeved on the outer surface of the paraffin pipe, and the fixing frame is fixedly connected with the valve seat.

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

1. in the utility model, when the thermostat cover body is contacted with high-temperature oil, the water pump can drive the heat exchange channel assembly and the cooling medium in the radiating pipe to circulate, so that the cooling medium flows in the first annular connecting channel, the second annular connecting channel, the annular radiating channel and the connecting channel, absorbs heat on the pipe wall of the thermostat cover body and then enters the radiating pipe, and the fan cools the radiating pipe in an air mode, thereby realizing the heat exchange and the heat radiation of the pipe wall of the thermostat cover body, effectively reducing the temperature of the outer surface of the thermostat cover body, avoiding the heat damage to other external components, effectively reducing the body loss of the thermostat, preventing the deformation caused by heat and prolonging the service life of the thermostat cover body.

2. According to the utility model, the whole heat exchange and heat dissipation can be automatically operated through the arranged controller, the fan and the water pump, meanwhile, the heat dissipation pipes, the fan and the water pump assembly can be managed and installed in a centralized manner through the arranged assembly box, and meanwhile, the heat dissipation effect can be better through the arranged wave-shaped heat dissipation pipes.

Drawings

FIG. 1 is a schematic view of the overall front plan exterior structure of the present invention;

FIG. 2 is a schematic view of the overall front plan internal structure of the present invention;

FIG. 3 is an enlarged schematic view of the heat exchange channel assembly in the present invention;

FIG. 4 is an enlarged schematic front view of the thermostat body according to the present invention;

in the figure: 1. a thermostat body; 11. a valve seat; 12. a main valve; 13. a valve stem; 14. a paraffin pipe; 15. a base; 16. a spring; 17. a fixed mount; 2. a thermostat cover; 3. assembling a box; 31. a controller; 32. a box door; 33. fixing the bolt; 4. a heat exchange channel assembly; 41. a first annular connecting channel; 42. a second annular connecting channel; 43. an annular heat dissipation channel; 44. a connecting channel; 5. a radiating pipe; 6. a fan; 7. and (4) a water pump.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without any creative work based on the embodiments of the present invention belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution:

a thermostat cover for an automobile hydraulic retarder comprises a thermostat body 1 and a thermostat cover body 2, the thermostat cover body 2 is installed at the top end of the thermostat body 1, an assembling box 3 is installed on one side of the thermostat cover body 2, a heat exchange channel assembly 4 is arranged inside the pipe wall of the thermostat cover body 2, the heat exchange channel assembly 4 comprises a first annular connecting channel 41, a second annular connecting channel 42, an annular heat dissipation channel 43 and a connecting channel 44, a heat dissipation pipe 5 is installed inside the assembling box 3 in an embedded mode, a fan 6 is arranged on the front side face of the assembling box 3, a water pump 7 is installed on the heat dissipation pipe 5, when the thermostat cover body 2 is in contact with high-temperature oil, the water pump 7 can drive cooling media inside the heat exchange channel assembly 4 and the heat dissipation pipe 5 to circulate, and the cooling media are enabled to be in the first annular connecting channel 41, the second annular connecting channel 42 and the annular heat dissipation channel 43, Connecting channel 44 flows, absorbs heat to thermostat lid 2 pipe wall, enters into the inside of cooling tube 5 afterwards, and fan 6 air-cools cooling tube 5 this moment to this pipe wall heat transfer, the heat dissipation of thermostat lid 2 are realized to this, thereby can effectual reduction thermostat lid 2 surface's temperature, avoid causing the heat damage to other subassemblies of outside, can effectively reduce the organism loss of self simultaneously, prevent because the deformation that heating power caused, extend its life.

In an embodiment, referring to fig. 1, fig. 2 and fig. 3, a controller 31 is fixedly installed at the top of the assembly box 3, a box door 32 is installed at the front side of the assembly box 3, and the box door 32 and the assembly box 3 are fixedly connected by a fixing bolt 33; the annular heat dissipation channel 43 is located between the first annular connecting channel 41 and the second annular connecting channel 42, and the annular heat dissipation channels 43 are provided with a plurality of groups, and meanwhile, the annular heat dissipation channel 43 is in through connection with the first annular connecting channel 41 and the second annular connecting channel 42 through the connecting channels 44; the fan 6 is embedded in the box door 32, the fan 6, the water pump 7 and the controller 31 are electrically connected, and the first annular connecting channel 41 and the second annular connecting channel 42 are respectively connected to two ends of the heat dissipating pipe 5. Simultaneously the cooling tube 5 is the wave setting, can make whole heat transfer, heat dissipation be automatic operation through controller 31, fan 6 and the water pump 7 that sets up, can carry out the centralized management installation to cooling tube 5, fan 6 and water pump 7 subassembly through the assembly case 3 that sets up simultaneously, and meanwhile can make the radiating effect better through the cooling tube 5 that is the wave setting that sets up.

In an embodiment, referring to fig. 1, 2 and 4, the thermostat body 1 includes a valve seat 11, a main valve 12, a valve stem 13, a paraffin pipe 14, a base 15, a spring 16 and a fixing frame 17, the main valve 12 is located at the bottom of the valve seat 11, the valve stem 13 penetrates through the main valve 12, the paraffin pipe 14 is fixedly installed at the bottom of the main valve 12, one end of the valve stem 13 extends into the paraffin pipe 14, the base 15 is located at the bottom of the paraffin pipe 14, the spring 16 and the fixing frame 17 are both sleeved on the outer surface of the paraffin pipe 14, the fixing frame 17 is fixedly connected with the valve seat 11, when the temperature of the cooling liquid reaches a predetermined value, the paraffin in the paraffin pipe 14 starts to melt and gradually becomes liquid, the volume of the paraffin pipe increases and presses the paraffin pipe 14 to shrink, the main valve stem 13 is acted with an upward thrust while the paraffin pipe shrinks, the valve stem 13 acts on the thrust door 12, the thrust door 12 is opened by the downward reverse, at this time, oil in the automobile hydraulic retarder passes through the radiator and the thermostat valve, otherwise, the main valve 12 is closed, and therefore the hydraulic retarder is assisted in deceleration braking.

The working principle is as follows: when the temperature of the cooling liquid reaches a specified value, paraffin in the paraffin pipe 14 begins to melt and gradually becomes liquid, the volume is increased along with the paraffin pipe 14, the paraffin pipe is compressed, the upward thrust is acted on the valve rod 13 while the paraffin pipe is compressed, the downward reverse thrust of the valve rod 13 on the main valve 12 opens the main valve 12, at the moment, oil in the automobile hydraulic retarder passes through the radiator and the thermostat valve, otherwise, the main valve 12 is closed, so as to help the hydraulic retarder to perform deceleration braking, and when the thermostat cover body 2 is contacted with high-temperature oil, the water pump 7 drives the cooling medium in the heat exchange channel assembly 4 and the radiating pipe 5 to circulate, so that the cooling medium flows in the first annular connecting channel 41, the second annular connecting channel 42, the annular radiating channel 43 and the connecting channel 44, absorbs heat on the pipe wall of the thermostat cover body 2 and then enters the radiating pipe 5, fan 6 air-cools radiating tube 5 this moment, with this pipe wall heat transfer that realizes thermostat lid 2, the heat dissipation, thereby can the effectual temperature that reduces thermostat lid 2 surface, avoid causing the thermal damage to other subassemblies of outside, can effectively reduce the organism loss of self simultaneously, prevent the deformation because the heating power causes, extend its life, and through the controller 31 that sets up, fan 6 and water pump 7 can make whole heat transfer, the heat dissipation is automatic operation, can be to radiating tube 5 through the assembly box 3 that sets up simultaneously, fan 6 and water pump 7 subassembly carry out the centralized management installation, meanwhile through the radiating tube 5 that is the wave setting that sets up can make the radiating effect better, have certain spreading value.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. The utility model provides a thermostat cover for car hydraulic retarber, includes thermostat main part (1) and thermostat lid (2), its characterized in that: thermostat lid (2) are installed on the top of thermostat main part (1), assembly box (3) are installed to one side of thermostat lid (2), the inside of thermostat lid (2) pipe wall is provided with heat transfer passageway assembly (4), and heat transfer passageway assembly (4) including first annular linkage channel (41), second annular linkage channel (42), annular heat dissipation passageway (43), linkage channel (44), cooling tube (5) are installed in the inside embedding of assembly box (3), and the leading flank of assembly box (3) is provided with fan (6), installs water pump (7) on cooling tube (5) simultaneously.

2. The thermostat cover for the automotive hydrodynamic retarder according to claim 1, characterized in that: the top of the assembly box (3) is fixedly provided with a controller (31), the front side surface of the assembly box (3) is provided with a box door (32), and the box door (32) is fixedly connected with the assembly box (3) through a fixing bolt (33).

3. The thermostat cover for the automotive hydrodynamic retarder according to claim 1, characterized in that: the annular heat dissipation channel (43) is located between the first annular connecting channel (41) and the second annular connecting channel (42), multiple groups of annular heat dissipation channels (43) are arranged, and meanwhile the annular heat dissipation channels (43), the first annular connecting channel (41) and the second annular connecting channel (42) are all in through connection through the connecting channels (44).

4. A thermostat cover for a hydrodynamic retarder of a motor vehicle according to claim 1 or 2, characterized in that: the fan (6) is embedded in the box door (32), the fan (6), the water pump (7) and the controller (31) are electrically connected, the first annular connecting channel (41) and the second annular connecting channel (42) are respectively connected with two ends of the radiating pipe (5) in a penetrating mode, and meanwhile the radiating pipe (5) is arranged in a wave shape.

5. The thermostat cover for the automotive hydrodynamic retarder according to claim 1, characterized in that: thermostat main part (1) is including disk seat (11), main valve (12), valve rod (13), paraffin pipe (14), base (15), spring (16) and mount (17), and main valve (12) are located the bottom of disk seat (11), the inside of main valve (12) is run through in valve rod (13) simultaneously, paraffin pipe (14) fixed mounting is in the bottom surface of main valve (12) simultaneously, and valve rod (13) one end extends to the inside of paraffin pipe (14), base (15) are located the bottom of paraffin pipe (14) simultaneously, spring (16) simultaneously, the surface at paraffin pipe (14) is all established to mount (17) cover, and mount (17) and disk seat (11) fixed connection.

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