CN219513201U

CN219513201U - Battery liquid cooling plate heating plate

Info

Publication number: CN219513201U
Application number: CN202320468938.0U
Authority: CN
Inventors: 蒋小勇; 吴金鹏
Original assignee: Guangdong Zhongyu Hengtong Thermal Technology Co ltd
Current assignee: Guangdong Zhongyu Hengtong Thermal Technology Co ltd
Priority date: 2023-03-13
Filing date: 2023-03-13
Publication date: 2023-08-11
Anticipated expiration: 2033-03-13

Abstract

The utility model discloses a battery liquid cooling plate heating plate, which comprises a heating box, wherein a partition plate is fixedly connected to the inside of the heating box, a plurality of flow-dispersing plates are fixedly connected to the upper surface of the partition plate, the upper part of the partition plate is divided into a plurality of channels by the plurality of flow-dispersing plates, a plurality of guide plates are fixedly connected to the inner bottom of the heating box, and electric heating plates are arranged in the plurality of guide plates. The liquid at the bottom of the partition plate is conveyed to a plurality of channels above the partition plate through the water pumping assembly, and flows into the lower portion of the partition plate again through a gap at one end of the partition plate, and when passing through a plurality of guide plates, the electric heating plate inside the partition plate heats the passing liquid, so that the temperature of the liquid is raised, the battery liquid cooling plate is driven to raise the temperature in a heat transfer mode, meanwhile, the direct contact of the electric heating plate and the battery liquid cooling plate is avoided, the heating area is large, the temperature is raised stably, the time required for raising the temperature of the battery is shortened, and the use effect of the battery is improved.

Description

Battery liquid cooling plate heating plate

Technical Field

The utility model relates to the technical field of battery equipment, in particular to a battery liquid cooling plate heating plate.

Background

Compared with the traditional heat exchange, the liquid cooling heat exchange has better liquid cooling performance, and due to the continuous development of the current battery, particularly the battery energy density in the aspects of the vehicle battery and the energy storage battery, the requirement on heat dissipation is higher and higher, the water cooling plate is also called a liquid cooling plate, is a main part of the liquid cooling heat exchange, and the mixed liquid of water and glycol is introduced into the internal flow channel and flows according to a certain flow velocity and pressure, so that the heat exchange with the battery is performed.

When the battery is in a low-temperature environment, various impedances in the battery are greatly increased, the use of the battery is difficult, the temperature is reduced, the discharge performance of the battery is also obviously deteriorated, the discharge capacity is greatly reduced, and the normal use of the battery is affected, but in the prior art, an electric heating sheet is often used for heating or is attached to the surface of a water cooling plate of the battery, and the water cooling plate is heated too quickly by contact heating, so that local cold and hot differentiation is caused; or the battery is not contacted with the battery core, the effects of cooling and heating cannot be achieved, only the convection of air around the electric heating sheet is utilized for heat transfer, and the heating time of the electric heating sheet and the battery core is long, so that the using effect of the battery is affected.

Disclosure of Invention

The present utility model aims to solve the above problems by providing a battery liquid cooling plate heating sheet, which is described in detail below.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a battery liquid cooling plate heating plate, which comprises a heating box, wherein a partition plate is fixedly connected to the inside of the heating box, a plurality of flow-dispersing plates are fixedly connected to the upper surface of the partition plate, the upper part of the partition plate is divided into a plurality of channels by the plurality of flow-dispersing plates, a plurality of guide plates are fixedly connected to the inner bottom of the heating box, electric heating plates are arranged in the plurality of guide plates, a water pumping assembly for driving liquid in the heating box to circulate is arranged at the upper end of one side wall of the heating box, and one end of the partition plate far away from the water pumping assembly is not connected with the inner wall of the heating box.

Adopt above-mentioned battery liquid cooling board heating plate, when using, fix the heating cabinet in battery liquid cooling board bottom surface, wherein with electric heat piece, pump water subassembly and vehicle power connection, pump water subassembly is carried the liquid of baffle bottom to a plurality of passageways of baffle top in, flows into the baffle below once more through baffle one end space, when a plurality of guide plates are passed through, its inside electric heat piece heats the liquid of process, makes the liquid intensification, so is reciprocal.

Preferably, the plurality of the flow-dispersing plates are all wavy.

Preferably, one end, far away from the pumping assembly, of the heating box is fixedly connected with an arc-surface guide strip.

Preferably, the guide plates are all obliquely arranged, and the upper ends of the guide plates face one side of the water pumping assembly.

Preferably, the water pumping assembly comprises a circulating pump arranged on the side wall of the heating box, the output end of the circulating pump extends to the upper portion of the partition plate to be communicated with a main pipe, a plurality of auxiliary pipes are communicated with the main pipe, the auxiliary pipes are in one-to-one correspondence with the channels, and the input end of the circulating pump extends to the lower portion of the partition plate.

Preferably, a heat conducting double faced adhesive tape is adhered to the upper surface of the heating box.

Preferably, the four corners of the heating box are fixedly connected with fixed lug plates.

Preferably, an insulating layer is connected to the outer side of the heating box.

The beneficial effects are that:

the liquid at the bottom of the partition plate is conveyed to a plurality of channels above the partition plate through the water pumping assembly, and flows into the lower portion of the partition plate again through a gap at one end of the partition plate, and when passing through a plurality of guide plates, the electric heating plate inside the partition plate heats the passing liquid, so that the temperature of the liquid is raised, the battery liquid cooling plate is driven to raise the temperature in a heat transfer mode, meanwhile, the direct contact of the electric heating plate and the battery liquid cooling plate is avoided, the heating area is large, the temperature is raised stably, the time required for raising the temperature of the battery is shortened, and the use effect of the battery is improved.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a perspective view of the present utility model;

FIG. 2 is a cross-sectional perspective view of the heating cabinet of the present utility model;

fig. 3 is a front cross-sectional view of the heating cabinet of the present utility model.

The reference numerals are explained as follows:

1. a heating box; 2. a partition plate; 3. a water pumping assembly; 3a, a circulating pump; 3b, a main pipe; 3c, an auxiliary pipe; 4. a flow-dispersing plate; 5. a channel; 6. a deflector; 7. an electric heating sheet; 8. cambered surface guide strips; 9. a heat-conducting double-sided adhesive tape; 10. fixing the ear plate; 11. and a heat preservation layer.

Detailed Description

In order to make the objects, technical solutions and advantages of the present utility model more apparent, the technical solutions of the present utility model will be described in detail below. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, based on the examples herein, which are within the scope of the utility model as defined by the claims, will be within the scope of the utility model as defined by the claims.

Referring to fig. 1-3, the utility model provides a battery liquid cooling plate heating plate, which comprises a heating box 1, wherein a partition plate 2 is fixedly connected to the inside of the heating box 1, a plurality of flow-dispersing plates 4 are fixedly connected to the upper surface of the partition plate 2, the upper part of the partition plate 2 is divided into a plurality of channels 5 by the plurality of flow-dispersing plates 4, a plurality of guide plates 6 are fixedly connected to the inner bottom of the heating box 1, electric heating plates 7 are arranged in the plurality of guide plates 6, a water pumping assembly 3 for driving the liquid in the heating box 1 to circulate is arranged at the upper end of one side wall of the heating box 1, and one end, far away from the water pumping assembly 3, of the partition plate 2 is not connected with the inner wall of the heating box 1.

As an alternative embodiment, the plurality of flow-dispersing plates 4 are all wavy, so that the flow resistance of the liquid above the partition plate 2 can be increased, and the heat can be better transferred.

As an alternative embodiment, one end, far away from the water pumping assembly 3, of the heating box 1 is fixedly connected with an arc-surface guide strip 8, so that when the liquid flow in the heating box 1 turns back, the liquid flows along the arc surface of the heating box, and the liquid flow is smoother.

As an alternative embodiment, the plurality of deflectors 6 are all obliquely arranged, and the upper ends face to one side of the water pumping assembly 3, so that the resistance of the liquid flowing below the partition plate 2 can be increased, and the liquid can better receive the heat transfer of the electric heating plate 7.

As an alternative embodiment, the water pumping assembly 3 comprises a circulating pump 3a arranged on the side wall of the heating box 1, the output end of the circulating pump 3a extends to the upper part of the partition plate 2 to be communicated with a main pipe 3b, a plurality of auxiliary pipes 3c are communicated with the main pipe 3b, the auxiliary pipes 3c are in one-to-one correspondence with the channels 5, the input end of the circulating pump 3a extends to the lower part of the partition plate 2, and the circulating pump 3a conveys liquid below the partition plate 2 to the upper part of the partition plate 2 through the cooperation of the structure, so that the effect of driving the liquid inside the heating box 1 to circularly flow is achieved, and the heating effect is improved.

Specifically, the upper surface of the heating box 1 is stuck with the heat-conducting double faced adhesive tape 9, so that the heating box 1 and the battery liquid cooling plate have the characteristics of high heat conduction and insulation, and meanwhile, the adhesion of the heating box can be tightly and firmly attached to the battery liquid cooling plate, and heat is quickly conducted out, so that the temperature of the battery liquid cooling plate is quickly raised.

Specifically, the four corners of the heating box 1 are fixedly connected with the fixing lug plates 10, so that the heating box 1 can be conveniently fixed on the bottom surface of the battery liquid cooling plate.

Specifically, the outside of the heating box 1 is connected with the heat preservation layer 11, so that the heat loss in the heating box 1 can be avoided.

By adopting the structure, when in use, the heating box 1 is fixed on the bottom surface of the battery liquid cooling plate, the electric heating plate 7 and the water pumping assembly 3 are connected with a vehicle power supply, the water pumping assembly 3 conveys liquid at the bottom of the partition plate 2 into a plurality of channels 5 above the partition plate 2, the liquid flows into the lower part of the partition plate 2 again through a gap at one end of the partition plate 2, and the electric heating plate 7 in the heating box heats the liquid while passing through a plurality of guide plates 6, so that the temperature of the liquid rises and reciprocates.

The foregoing is merely illustrative of the present utility model, and the present utility model is not limited thereto, and any person skilled in the art will readily recognize that variations or substitutions are within the scope of the present utility model. Therefore, the protection scope of the present utility model shall be subject to the protection scope of the claims.

Claims

1. The battery liquid cooling board heating plate, its characterized in that: including heating cabinet (1), the inside fixedly connected with baffle (2) of heating cabinet (1), the last fixed surface of baffle (2) is connected with a plurality of thick liquid board (4) that dredge, and a plurality of top that should dredge baffle (4) separate into a plurality of passageway (5) with baffle (2), fixedly connected with a plurality of guide plates (6) on the interior bottom of heating cabinet (1), electric heat piece (7) are all installed to the inside of a plurality of this guide plates (6), heating cabinet (1) lateral wall upper end is provided with pump water subassembly (3) that drive heating cabinet (1) inside liquid circulation, and the one end that pump water subassembly (3) were kept away from to baffle (2) is not with heating cabinet (1) inner wall connection.

2. The battery liquid cooling plate heating sheet according to claim 1, wherein: the plurality of the flow-dispersing plates (4) are all wavy.

3. The battery liquid cooling plate heating sheet according to claim 1, wherein: one end, away from the water pumping assembly (3), inside the heating box (1) is fixedly connected with an arc-surface guide strip (8).

4. The battery liquid cooling plate heating sheet according to claim 1, wherein: the guide plates (6) are obliquely arranged, and the upper ends of the guide plates face one side of the water pumping assembly (3).

5. The battery liquid cooling plate heating sheet according to claim 1, wherein: the water pumping assembly (3) comprises a circulating pump (3 a) arranged on the side wall of the heating box (1), the output end of the circulating pump (3 a) extends to the upper portion of the partition plate (2) and is communicated with a main pipe (3 b), a plurality of auxiliary pipes (3 c) are communicated with the main pipe (3 b), the auxiliary pipes (3 c) are in one-to-one correspondence with the channels (5), and the input end of the circulating pump (3 a) extends to the lower portion of the partition plate (2).

6. The battery liquid cooling plate heating sheet according to claim 1, wherein: the upper surface of the heating box (1) is stuck with a heat conduction double faced adhesive tape (9).

7. The battery liquid cooling plate heating sheet according to claim 1, wherein: four corners of the heating box (1) are fixedly connected with fixed lug plates (10).

8. The battery liquid cooling plate heating sheet according to claim 1, wherein: the outside of the heating box (1) is connected with an insulating layer (11).