CN215292663U

CN215292663U - Integrated expansion tank and vehicle with same

Info

Publication number: CN215292663U
Application number: CN202121100421.3U
Authority: CN
Inventors: 潘龙; 施永祥; 马康康
Original assignee: Weilai Automobile Technology Anhui Co Ltd
Current assignee: Weilai Automobile Technology Anhui Co Ltd; NIO Technology Anhui Co Ltd
Priority date: 2021-05-21
Filing date: 2021-05-21
Publication date: 2021-12-24
Anticipated expiration: 2031-05-21

Abstract

The utility model relates to an integrated form expansion tank and vehicle that has it, including the box, be provided with the baffle that separates the box for coolant liquid chamber and washing liquid chamber in the box, be provided with the heat insulation layer that divide into first cavity and second cavity with the coolant liquid chamber on the baffle.

Description

Integrated expansion tank and vehicle with same

Technical Field

The utility model relates to an automobile body structure technical field especially relates to an integrated form expansion tank and have its vehicle.

Background

In the prior art, an expansion water tank and a washing liquid kettle used by a vehicle are positioned at two different installation positions and respectively occupy one installation system, two sets of components are required in installation and arrangement, and the occupied space is required, so that the number of parts of the whole vehicle is increased, the production, manufacturing and assembly costs are increased, and the system management difficulty is increased. In addition, the prior art does not consider the temperature range of the engine cooling system and the motor cooling system when the engine cooling system and the motor cooling system work normally, namely, the cooling liquid chambers are not divided to meet the requirements of the engine cooling system and the motor cooling system for cooling liquid with different temperatures.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an integrated form expansion tank satisfies the demand of engine cooling system and motor cooling system to different temperature coolant liquids simultaneously in order to reduce cooling system and washing system's size, weight and the part number that the assembly used.

The purpose of the utility model is realized by adopting the following technical scheme. The basis the utility model provides an integrated form expansion tank, the power distribution box comprises a box body, be provided with in the box with the baffle for coolant liquid chamber and washing liquid chamber is separated to the box, be provided with on the baffle with the coolant liquid chamber divide into the heat insulation layer of first cavity and second cavity.

The object of the present invention can be further achieved by the following technical measures.

The integrated expansion water tank is characterized in that the first cavity is externally connected with an engine cooling system, and the second cavity is externally connected with the engine cooling system.

The integrated expansion tank is characterized in that the cooling liquid chamber, the washing liquid chamber and the partition plate are integrally formed by injection molding.

The integrated expansion tank as described above, wherein the cooling liquid chamber is located at an upper portion of the washing liquid chamber.

The integrated expansion tank is characterized in that the heat insulation layer is a closed cavity arranged between the first cavity and the second cavity.

In the integrated expansion tank, the first cavity is separated from the sealed cavity by the first sealing plate, the second cavity is separated from the sealed cavity by the second sealing plate, and the sealed cavity is formed between the first sealing plate and the second sealing plate.

In the integrated expansion tank, the first cavity and the second cavity are respectively connected with the liquid level observation pipe through the rubber pipe.

The integrated expansion tank further comprises a first pressure relief valve port, a second pressure relief valve port, a filling port and a motor, wherein the first pressure relief valve port and the second pressure relief valve port are arranged at the top of the integrated expansion tank, the first pressure relief valve port is communicated with the first cavity, and the second pressure relief valve port is communicated with the second cavity; the filling port is communicated with the washing liquid chamber to fill washing liquid into the washing liquid chamber; the motor is used for driving a water pump to pump washing liquid to the washing liquid chamber.

In the integrated expansion tank, a fixing frame is arranged on the outer shell of the washing liquid chamber.

The utility model also provides a vehicle, including front longitudinal and aforementioned integrated form expansion tank, integrated form expansion tank is fixed to on the front longitudinal.

The beneficial effects of the utility model include at least:

1. the cooling liquid chamber and the washing liquid chamber are integrated into a box body, and the cooling liquid chamber and the washing liquid chamber are separated by the partition plate, so that the size, the weight and the number of parts used for assembly of the cooling system and the washing system can be reduced, the components in the cooling system and the washing system are convenient to mount, and the arrangement space is saved;

2. through set up airtight cavity at the coolant chamber, can reduce the heat transfer efficiency between first cavity, the second cavity by a wide margin to satisfy the demand of engine cooling system and motor cooling system to different temperature coolants.

The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented according to the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more obvious and understandable, the following preferred embodiments are described in detail with reference to the accompanying drawings.

Drawings

Fig. 1 is a schematic cross-sectional view of an integrated expansion tank according to an embodiment of the present invention;

fig. 2 is a schematic cross-sectional view of a coolant chamber of an integrated expansion tank according to an embodiment of the present invention;

fig. 3 is a schematic perspective view of an integrated expansion tank according to an embodiment of the present invention;

fig. 4 is another schematic perspective view of an integrated expansion tank according to an embodiment of the present invention.

Detailed Description

To further illustrate the technical means and effects of the present invention adopted to achieve the objects of the present invention, the following detailed description will be given, with reference to the accompanying drawings and preferred embodiments, to the specific embodiments, structures, features and effects of the integrated expansion tank according to the present invention.

As shown in fig. 1, the integrated expansion tank of the present invention includes a tank body 1, a partition 13 is provided inside the tank body 1 to separate the tank body 1 into a cooling liquid chamber 11 and a washing liquid chamber 12, the partition 13 is provided with a heat insulating layer to separate the cooling liquid chamber 11 into a first cavity 111 and a second cavity 112, and the structure of the heat insulating layer will be described in detail below. The first cavity 111 is externally connected with an engine cooling system (not shown) for providing cooling liquid for the engine cooling system, and the second cavity 112 is externally connected with an electric machine cooling system (not shown) for providing cooling liquid for the electric machine cooling system. In the present embodiment, the cooling liquid chamber 11 is located at the upper portion of the washing liquid chamber 12, and the cooling liquid chamber 11, the washing liquid chamber 12, and the partition plate 13 are integrally injection-molded, and alternatively, the cooling liquid chamber 11 and the washing liquid chamber 12 may be fixed together by bolts and partitioned by the partition plate 13. It is to be understood that the coolant chamber 11 may also be located at the lower portion of the wash liquid chamber 12. In some other embodiments, the coolant chamber 11 may also be located in the left or right portion of the wash liquid chamber 12. The utility model discloses an it is integrated as a box with the cooling liquid chamber with the washing liquid room to utilize the baffle to part cooling liquid chamber and washing liquid room, can reduce cooling system and washing system's size, weight and the part number that the assembly used, make the interior part simple to operate of cooling system and washing system, practice thrift simultaneously and arrange the space.

Further, as shown in fig. 2, the heat insulating layer may be a sealed cavity 115 formed between the first sealing plate 113 and the second sealing plate 114, the first cavity 111 and the sealed cavity 115 are separated by the first sealing plate 113, the second cavity 112 and the sealed cavity 115 are separated by the second sealing plate 114, and the sealed cavity 115 can greatly reduce heat transfer efficiency between the first cavity 111 and the second cavity 112, so as to meet requirements of the engine cooling system and the motor cooling system on cooling liquids with different temperatures. Optionally, the closed cavity 115 may also be filled with a thermally insulating filler, such as spun glass wool. The first and

second seal plates

113 and 114 may be injection molded integrally with the partition plate 13, respectively. The first cavity 111 and the second cavity 112 of the cooling liquid chamber 11 are respectively connected to a liquid level observation tube 116 through a rubber tube 117 for observing changes in cooling liquid levels in the first cavity 111 and the second cavity 112. The liquid level observing tube 116 has a highest liquid level line (not shown) and a lowest liquid level line (not shown) to remind a user to pay attention to the change of the liquid level when filling the cooling liquid chamber 11 with the cooling liquid, and when the liquid level in the cooling liquid chamber 11 is lower than the lowest liquid level line, the user should fill the cooling liquid in time, but the liquid level should not exceed the highest liquid level line when filling the cooling liquid. The highest fluid level line and the lowest fluid level line on the fluid level sight tube 116 provide better warning to the user of the measure of filling with the coolant.

Further, as shown in fig. 3, the integrated expansion tank is further provided with a first pressure relief valve port (not shown) at the top, the first pressure relief valve port being communicated with the first cavity 111, and a second pressure relief valve port 118 being communicated with the second cavity 112, wherein the first pressure relief valve port and the second pressure relief valve port 118 are respectively used for exhausting air in the first cavity 111 and the second cavity 112.

Further, as shown in fig. 3 and 4, the integrated expansion tank is further provided with a motor 122 and a filling port 121 communicated with the washing liquid chamber 12 for filling the washing liquid chamber 12 with the washing liquid, and the motor 122 is used for driving a water pump (not shown) to pump the washing liquid to the washing liquid chamber 12.

Further, the coolant chamber 11 of the integrated expansion tank further includes a first opening (not shown) and a second opening (not shown), the first cavity 111 of the coolant chamber 11 is communicated with the engine cooling system through the first opening to provide coolant for the engine cooling system, and the second cavity 112 of the coolant chamber 11 is communicated with the motor cooling system through the second opening to provide coolant for the motor cooling system.

Further, as shown in fig. 3 and 4, a fixing frame 123 is further provided on the outer casing of the wash liquid chamber 12, a screw hole 123 is provided on the fixing frame 123, and the integrated expansion tank is fixed to the front side member of the automobile through the screw hole 123.

Above, the beneficial effects of the utility model include at least: the cooling liquid chamber and the washing liquid chamber are integrated into a box body, and the cooling liquid chamber and the washing liquid chamber are separated by the partition plate, so that the size, the weight and the number of parts used for assembly of the cooling system and the washing system can be reduced, the components in the cooling system and the washing system are convenient to mount, and the arrangement space is saved; through set up airtight cavity at the coolant chamber, can reduce the heat transfer efficiency between first cavity, the second cavity by a wide margin to satisfy the demand of engine cooling system and motor cooling system to different temperature coolants.

The basic principles of the present invention have been described above with reference to specific embodiments, but it should be noted that advantages, effects, etc. mentioned in the present invention are only examples and not limitations, and these advantages, effects, etc. should not be considered as necessarily possessed by various embodiments of the present invention. Furthermore, the specific details disclosed above are for the purpose of illustration and understanding only and are not intended to be limiting, since the invention is not to be limited to the specific details described above.

The previous description of the disclosed aspects is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these aspects will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other aspects without departing from the scope of the invention. Thus, the present invention is not intended to be limited to the aspects shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The utility model provides an integrated form expansion tank, its characterized in that, includes the box, be provided with in the box with the box separates for the baffle of coolant chamber and washing liquid chamber, be provided with on the baffle with the coolant chamber divide into the heat insulation layer of first cavity and second cavity.

2. The integrated expansion tank of claim 1, wherein the first cavity is externally connected to an engine cooling system and the second cavity is externally connected to a motor cooling system.

3. The integrated expansion tank as claimed in claim 2, wherein the coolant chamber, the wash liquid chamber, and the partition are integrally injection molded.

4. The integrated expansion tank of claim 3, wherein the cooling liquid chamber is located at an upper portion of the washing liquid chamber.

5. The integrated expansion tank of claim 4, wherein the thermal insulation layer is a closed cavity disposed between the first and second cavities.

6. The integrated expansion tank of claim 5, wherein the first chamber is separated from the sealed cavity by a first sealing plate, the second chamber is separated from the sealed cavity by a second sealing plate, and the first sealing plate and the second sealing plate form the sealed cavity therebetween.

7. The integrated expansion tank as claimed in claim 6, wherein the first and second chambers are respectively connected to a liquid level observation tube through rubber tubes.

8. The integrated expansion tank of claim 7, further comprising a first pressure relief valve port, a second pressure relief valve port, a filler port and a motor, wherein the first pressure relief valve port and the second pressure relief valve port are disposed at the top of the integrated expansion tank, the first pressure relief valve port is communicated with the first cavity, and the second pressure relief valve port is communicated with the second cavity; the filling port is communicated with the washing liquid chamber to fill washing liquid into the washing liquid chamber; the motor is used for driving a water pump to pump washing liquid to the washing liquid chamber.

9. The integrated expansion tank as claimed in claim 8, wherein a fixing frame is provided on an outer case of the wash liquid chamber.

10. A vehicle comprising a front rail and an integrated expansion tank according to any of claims 1-9, said integrated expansion tank being secured to said front rail.