CN219180616U - Battery and/or capacitor temperature controller and module temperature control structure thereof - Google Patents
Battery and/or capacitor temperature controller and module temperature control structure thereof Download PDFInfo
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- CN219180616U CN219180616U CN202223426441.7U CN202223426441U CN219180616U CN 219180616 U CN219180616 U CN 219180616U CN 202223426441 U CN202223426441 U CN 202223426441U CN 219180616 U CN219180616 U CN 219180616U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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Abstract
The utility model relates to a battery and/or capacitor temperature controller and a module temperature control structure thereof, a group of batteries and/or capacitors are arranged and fixed on the temperature controller, comprising: the temperature control plate further comprises a heat medium flow passage which is arranged in the temperature control plate and is in a snake shape and used for circulating and flowing a heat medium, an inflow interface piece which is arranged and fixed at the inlet of the heat medium flow passage, an outflow interface piece which is arranged and fixed at the outlet of the heat medium flow passage, and a flow passage cover plate which is mutually matched with the heat medium flow passage and covers the heat medium flow passage; the heat medium circularly flows in the heat medium flow channel, and flows in from the inflow interface piece and flows out from the outflow interface piece after passing through the heat medium flow channel; the two heat conductors are adhered and fixed on two opposite side surfaces of the temperature control plate, and each heat conductor is provided with a contact surface for conducting heat with the temperature control plate and at least one surface shape adaptive heat conducting surface for adapting to the peripheral surface of the battery and/or the capacitor.
Description
Technical Field
The present utility model relates to a battery and/or capacitor pack, and more particularly, to a battery and/or capacitor pack temperature controller having a function of preventing a battery and/or capacitor from being abnormally operated in an excessively high or extremely low temperature environment by supplying a heat medium into a case accommodating the battery and/or capacitor pack, the battery and/or capacitor pack including one or more electrochemical batteries and/or capacitors juxtaposed on the battery and/or capacitor pack temperature controller.
Background
Electrochemical cells and/or capacitors have become an integral part of the new energy automobile, energy storage and other industries, and are widely used in the above-mentioned fields. Which can reach very high temperatures during operation, so that cooling is necessary. The battery and/or the capacitor may be drastically shortened at high temperature, even causing a safety risk, and the inconsistency of the battery and/or the capacitor may be increased at high temperature, affecting normal use, so that the battery module needs a good thermal management system to maintain sufficient reliability to operate the battery and/or the capacitor at a certain temperature, and to extend the service life thereof.
Meanwhile, in some extreme low-temperature environments, the battery pack cannot achieve the ideal working problem due to the fact that the temperature is too low, and the working environment temperature of the battery pack and/or the capacitor pack needs to be raised in the initial stage of starting.
Based on the above-mentioned objectives, it is necessary to design a temperature controller for a battery and/or capacitor pack and a temperature control structure for a module thereof, which can effectively improve the temperature control efficiency.
Disclosure of Invention
The utility model aims at overcoming the defects in the prior art, and provides a battery pack cooling assembly which is simple in structure and used for new energy automobiles, energy storage and other industries, and the normal working temperature requirements of the battery pack and/or the capacitor pack can be effectively and fully ensured through a battery pack and/or a capacitor pack temperature controller.
To achieve the above object, a battery and/or capacitor thermostat of one of the present utility model, for mounting and fixing a set of batteries and/or capacitors thereon, includes: a temperature control plate; the temperature control plate further comprises a heat medium flow passage, an inflow interface piece, an outflow interface piece and a flow passage cover plate, wherein the heat medium flow passage is arranged in the temperature control plate and is used for enabling a pipeline for heat medium to circularly flow, the inflow interface piece is arranged and fixed at the inlet of the heat medium flow passage, the outflow interface piece is arranged and fixed at the outlet of the heat medium flow passage, and the flow passage cover plate is mutually matched with the heat medium flow passage and covers the heat medium flow passage; the heat medium circularly flows in the heat medium flow channel, and flows in from the inflow interface piece and flows out from the outflow interface piece after passing through the heat medium flow channel; the two heat conductors are adhered and fixed on two opposite side surfaces of the temperature control plate, and each heat conductor is provided with a contact surface for conducting heat with the temperature control plate and at least one surface shape adaptive heat conducting surface for adapting to the peripheral surface of the battery and/or the capacitor.
Further, a plurality of bosses are arranged on the bottom wall of the heat medium flow channel, and the bosses in the heat medium flow channel with the same length are arranged at equal intervals or at unequal intervals.
Further, the runner cover plate is covered on the heat medium runner in a friction welding mode, and the surface of the runner cover plate is covered on the same plane with the side surface of the temperature control plate.
Further, the height of the heat conducting surface in the mutual contact direction with the battery and/or the capacitor is smaller than the height between the two electrodes of the battery and/or the capacitor.
Further, the heat conductor is formed by machining a metal piece or is formed by pouring heat conduction pouring sealant and solidifying.
Further, the heat conduction surface is of a semicircular arc surface structure or a concave frame structure.
Further, the heat medium circulating in the heat medium flow channel is carbon dioxide R744, water, air or 50% glycol.
Further, the heat conductor is installed and fixed on the temperature control plate through any one or at least two of fastening by a buckle, mechanical fastening, fastening of an intermediate piece and gluing.
The second utility model relates to a module temperature control structure of a battery and/or a capacitor, which comprises a plurality of battery and/or capacitor temperature controllers; a distributing pipe for conveying heat medium to the battery and/or capacitor temperature controller, wherein a plurality of branch pipes and an inflow header pipe communicated with the branch pipes are further welded and fixed on the pipeline of the distributing pipe; and a reflux pipe for refluxing the heat medium and having the same structure as the pipeline of the distribution pipe, wherein a plurality of reflux branch pipes and a reflux header pipe communicated with the reflux branch pipes are further welded and fixed on the pipeline of the reflux pipe; the number of the branch pipes arranged on the distributing pipe is equal to the number of the return branch pipes arranged on the return pipe; and the number of the branch pipes is equal to the number of the inflow interface pieces.
Further, the inflow header pipe is welded and fixed at the middle position of the distributing pipe, and the two sides of the inflow header pipe are welded and fixed with the same number of the branch pipes.
Further, the pipe orifice of the branch pipe, the pipe orifice of the inflow connector, the pipe orifice of the return branch pipe and the pipe orifice of the outflow connector are all in a pagoda-shaped structure, and the branch pipe is communicated with the inflow connector and the return branch pipe is communicated with the outflow connector through plastic hoses.
Further, the distributing pipe and the return pipe are fixed on the box body of the battery and/or capacitor module through fasteners, the pipe orifice of the distributing pipe is opposite to the pipe orifice of the inflow interface piece in pairs, and the pipe orifice of the return pipe is opposite to the pipe orifice of the outflow interface piece in pairs.
In summary, according to the battery and/or capacitor temperature controller and the module temperature control structure thereof provided by the utility model, by means of the structural design that the temperature control plate is separated from the heat conductor, the battery and/or capacitor temperature controller has the characteristics of being convenient to process and maintain and reducing product maintenance cost, the flow passage cover plate covers the heat medium flow passage in a friction welding manner, and the plate surface of the flow passage cover plate covers the structural design that the plate surface of the flow passage cover plate and the side surface of the temperature control plate are on the same plane, the contact surface of the heat conductor and the temperature control plate can be effectively ensured to be sufficiently contacted, sufficient heat conduction is further realized, the contact surface of the heat conductor and the surface shape of the peripheral surface of the battery and/or capacitor are adapted, the temperature control efficiency is further improved, and on the basis, by means of the structural design that the distribution branch pipes on the distribution pipe in the module temperature control structure are symmetrically arranged on the two sides of the inflow main pipe, the battery and/or the capacitor module can be effectively balanced and controlled in temperature.
Drawings
FIG. 1 is a schematic perspective view of a battery and/or capacitor thermostat according to the present utility model.
Fig. 2 is a schematic diagram of an exploded view of a battery and/or capacitor thermostat according to the present utility model.
Fig. 3 is a schematic diagram illustrating an assembled battery and/or capacitor thermostat and battery and/or capacitor according to the present utility model.
Fig. 4 is an exploded schematic view of a temperature control plate of a battery and/or capacitor thermostat according to the present utility model.
Fig. 5 is a schematic perspective view of a temperature control pipeline of a module temperature control structure of a battery and/or a capacitor.
Fig. 6 is a schematic perspective view of a distribution pipe of a temperature control structure of a battery and/or capacitor module according to the present utility model.
Detailed Description
In order to describe the technical content, constructional features, achieved objects and effects of the present utility model in detail, examples are described below in detail with reference to the accompanying drawings.
Unless defined otherwise, all technical and scientific terms used in the examples of this application have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used in the present application is for the purpose of describing particular embodiments only and is not intended to limit the scope of the present application. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
It should be noted that, the terms "upper", "lower", "left", "right", and the like in the embodiments of the present application are described in terms of the angles shown in the drawings, and should not be construed as limiting the embodiments of the present application. In this context, it will also be understood that when an element is referred to as being "on" or "under" another element, it can be directly on the other element or be indirectly on the other element through intervening elements.
Referring to fig. 1 to 4, a battery and/or capacitor temperature controller 100 according to one aspect of the present utility model, for a battery and/or capacitor 300 mounted and fixed thereon, comprises a temperature control board 1; the temperature control plate 1 further comprises a heat medium flow channel 11 which is arranged in the temperature control plate 1 and is in a snake shape and used for a pipeline for circulating and flowing heat medium, an inflow interface piece 131 which is arranged and fixed at the inlet of the heat medium flow channel 11, an outflow interface piece 132 which is arranged and fixed at the outlet of the heat medium flow channel 11, and a flow channel cover plate 12 which is mutually matched with the heat medium flow channel and covers the heat medium flow channel 11; the heat medium circulating in the heat medium flow channel 11 flows in from the inflow port member 131 and flows out from the outflow port member 132 after passing through the heat medium flow channel 11; the two heat conductors 3 are adhered and fixed on two opposite sides of the temperature control plate 1, the heat conductor 3 is provided with a contact surface 31 which is matched with the surface shape of the temperature control plate 1 and conducts heat, and at least one heat conducting surface 32 which is matched with the surface shape of the peripheral surface of the battery and/or the capacitor 300 and conducts heat sufficiently, and the heat conductor 3 and the temperature control plate 1 are separated from each other, so that the temperature control plate has the characteristics of being convenient to process and maintain and reducing the maintenance cost of products.
A plurality of bosses 111 are arranged on the bottom wall of the heat medium flow channel 11, and the bosses 111 in the heat medium flow channel 11 with the same length are arranged at equal intervals or at unequal intervals.
The runner cover plate 12 is covered on the heat medium runner 11 in a friction welding manner, and the surface covering of the runner cover plate 12 and the side surface of the temperature control plate 1 are on the same plane, so that the contact surface 31 of the heat conductor 3 and the temperature control plate 1 can be fully contacted with the ground sufficiently, and further sufficient heat conduction is realized.
The inlet of the heat medium flow channel 11 and the outlet of the heat medium flow channel 11 are arranged at the same end position of the plate body of the temperature control plate 1. The shape and size of the contact surface 31 of the heat conductor 3 in thermal contact with the temperature control plate 1 are mutually matched with those of the temperature control plate 1, and in a specific embodiment, the contact surface 31 is in a square plane.
The height of the heat conducting surface 32 in the direction of contact with the battery and/or capacitor 300 is smaller than the height between the two electrodes of the battery and/or capacitor 300.
It should be noted that the heat conducting surface 32 should be determined according to the shape of the peripheral surface of the battery and/or the capacitor 300, for example, if the peripheral surface of the battery and/or the capacitor 300 is square, the heat conducting surface 32 should be designed as a concave frame structure. In a specific embodiment, the heat conducting surface 32 has a semi-arc structure.
The temperature control tube 2 is internally circulated and flows with a heat medium of carbon dioxide R744, water, air or 50% glycol. The heat medium realizes a circulating flow in the temperature control pipe 2 via a circulating pump.
In order to further enhance the heat conduction of the heat conductor 3, the heat conductor 3 is made of a material with good heat conduction, specifically, the heat conductor 3 is formed by machining a metal piece or by pouring a heat conduction pouring sealant and then solidifying the metal piece
The plate body of the temperature control plate 1 is provided with a mounting hole (not shown in the figure) for measuring the real-time temperature of the temperature control plate 1, and a temperature sensor (not shown in the figure) is embedded in the mounting hole. In a specific embodiment, the mounting hole may be formed at a middle position and/or an end position of the plate body of the temperature control plate 1, for example, as required.
The heat conductor 3 is fixed on the temperature control plate 1 by any one or at least two of fastening by a buckle, mechanical fastening, fastening an intermediate piece and gluing. In a specific embodiment, the heat conductor 3 is fixed on two opposite sides of the temperature control plate 1 by fastening bolts (not labeled in the figure).
Referring to fig. 5 and 6, a second battery and/or capacitor module temperature control structure 200 of the present utility model includes a plurality of battery and/or capacitor temperature controllers 100; a distributing pipe 2001 for supplying heat medium to the battery and/or capacitor temperature controller 100, a plurality of branch pipes 2002 and an inflow header 2003 communicated with the branch pipes 2002 are further welded and fixed on the pipeline of the distributing pipe 2001; and a return pipe 2004 for returning the heat medium and having the same structure as the pipe structure of the distribution pipe 2001, wherein a plurality of return branch pipes 2005 and a return manifold 2006 communicating with the return branch pipes 2005 are further welded and fixed on the pipe of the return pipe 2004; the number of branch pipes 2002 provided on the distribution pipe 2001 is equal to the number of return pipes 2005 provided on the return pipe 2004; and the number of the branch pipes 2002 is equal to the number of the inflow ports 131.
The orifice of the branch pipe 2002, the orifice of the inflow connector 131, the orifice of the return pipe 2005 and the orifice of the outflow connector 132 are all pagoda-shaped connectors, and the branch pipe 2002 and the inflow connector 131, and the return pipe 2005 and the outflow connector 132 are all communicated with each other through plastic hoses (not shown). The distributing pipe 2001 and the return pipe 2004 are both fixed to a case (not shown) of the battery and/or capacitor module by fasteners (not shown), and the nozzles of the distributing pipe 2002 are opposite to the nozzles of the inflow interface piece 131, and the nozzles of the return pipe 2005 are opposite to the nozzles of the outflow interface piece 132. In the actual production process, due to the influence of factors such as installation process, manufacturing errors of product parts and the like, the problem of installation caused by distance deviation due to the fact that the pipe orifice of the split branch pipe 2002 and the pipe orifice of the inflow interface piece 131, the pipe orifice of the return branch pipe 2005 and the pipe orifice of the outflow interface piece 132 cannot be directly opposite can be effectively solved through connection of hoses (not shown in the figure).
In order to ensure that the temperature control effect of the battery and/or capacitor temperature controllers 100 connected to each of the branch pipes 2002 is close, the inflow manifold 2003 is welded and fixed to the middle of the distribution pipe 2001, and the branch pipes 2002 are welded and fixed to both sides of the inflow manifold 2003 in equal numbers.
Meanwhile, in order to promote the replaceability of the product, the pipe structure configuration of the return pipe 2004 is substantially the same as that of the distribution pipe 2001. The return manifold 2006 is welded and fixed to the middle position of the return pipe 2004, and the return branch pipes 2005 with equal number are welded and fixed to both sides of the return manifold 2006.
The inflow interface piece 131 and the outflow interface piece 132 are connected with each other by using a pagoda nipple and a hose, so that the temperature control plate 1 is communicated with the split branch pipe 2002 and the return branch pipe 2005.
To ensure the occurrence of leakage conditions between the hose and the manifold 2002, the hose and the inflow interface piece 131 may be further strapped between the hose (not shown) and the manifold 2002 by means of a hoop (not shown) or a tightening strap (not shown), and similarly between the hose and the return manifold 2005, the hose (not shown) and the outflow interface piece 132 may be further strapped by means of a hoop (not shown) or a tightening strap (not shown).
In summary, according to the temperature control structure 200 of the battery and/or capacitor temperature controller 100 and the module thereof provided by the utility model, the structural design of separating the temperature control plate 1 from the heat conductor 3 has the characteristics of being convenient for processing and maintenance and reducing the product maintenance cost, the flow passage cover plate 12 is covered on the heat medium flow passage 11 in a friction welding manner, and the structural design of covering the plate surface of the flow passage cover plate 12 and the side surface of the temperature control plate 1 on the same plane can effectively ensure that the contact surface 31 of the heat conductor 3 and the temperature control plate 1 can be sufficiently contacted, thereby realizing sufficient heat conduction, further improving the temperature control efficiency, and on the basis of the structural design of arranging the split manifold 2002 on the distribution pipe in the module temperature control structure 200 on the two sides of the inflow manifold 2003, the temperature control of each battery pack and/or capacitor pack in the battery and/or capacitor module can be effectively balanced.
As described above, the present utility model is not limited to the specific embodiments, and any person skilled in the art can easily think about the changes or substitutions within the technical scope of the present utility model, and the changes or substitutions are included in the scope of the present utility model. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.
Claims (12)
1. A battery and/or capacitor thermostat for mounting and securing a set of batteries and/or capacitors thereto, comprising:
the temperature control plate further comprises a heat medium flow passage which is arranged in the temperature control plate and is in a snake shape and used for circulating and flowing a heat medium, an inflow interface piece which is arranged and fixed at the inlet of the heat medium flow passage, an outflow interface piece which is arranged and fixed at the outlet of the heat medium flow passage, and a flow passage cover plate which is mutually matched with the heat medium flow passage and covers the heat medium flow passage;
the heat medium circularly flows in the heat medium flow channel, and flows in from the inflow interface piece and flows out from the outflow interface piece after passing through the heat medium flow channel;
the two heat conductors are adhered and fixed on two opposite side surfaces of the temperature control plate, and each heat conductor is provided with a contact surface for conducting heat with the temperature control plate and at least one surface shape adaptive heat conducting surface for adapting to the peripheral surface of the battery and/or the capacitor.
2. A battery and/or capacitor thermostat according to claim 1 wherein: the bottom wall of the heat medium flow channel is provided with a plurality of bosses which are arranged at equal intervals or unequal intervals in the same length of the heat medium flow channel.
3. A battery and/or capacitor thermostat according to claim 2 wherein: the flow passage cover plate covers the heat medium flow passage in a friction welding mode, and the plate surface cover of the flow passage cover plate and the side surface of the temperature control plate are on the same plane.
4. A battery and/or capacitor thermostat according to any one of claims 1 to 3, characterized in that: the height of the heat conducting surface in the mutual contact direction of the battery and/or the capacitor is smaller than the height between the two electrodes of the battery and/or the capacitor.
5. A battery and/or capacitor thermostat according to claim 4 wherein: the heat conductor is formed by machining a metal piece or by pouring and solidifying heat conducting pouring sealant.
6. A battery and/or capacitor thermostat according to claim 5 wherein the heat conducting surface is of a semi-arc or concave frame configuration.
7. A battery and/or capacitor thermostat according to claim 4 wherein: the heat medium circularly flowing in the heat medium flow passage is carbon dioxide R744, water, air or 50% glycol.
8. A battery and/or capacitor thermostat according to claim 1 or 3, characterized in that: the heat conductor is fixed on the temperature control plate through any one or combination of at least two of fastening by a buckle, mechanical fastening, fastening of a middle piece and gluing.
9. A module temperature control structure of a battery and/or a capacitor is characterized in that: comprising a number of battery and/or capacitor thermostats as claimed in any one of claims 1 to 8; a distributing pipe for conveying heat medium to the battery and/or capacitor temperature controller, wherein a plurality of branch pipes and an inflow header pipe communicated with the branch pipes are further welded and fixed on the pipeline of the distributing pipe; and a reflux pipe for refluxing the heat medium and having the same structure as the pipeline of the distribution pipe, wherein a plurality of reflux branch pipes and a reflux header pipe communicated with the reflux branch pipes are further welded and fixed on the pipeline of the reflux pipe; the number of the branch pipes arranged on the distributing pipe is equal to the number of the return branch pipes arranged on the return pipe; and the number of the branch pipes is equal to the number of the inflow interface pieces.
10. A battery and/or capacitor module temperature control structure according to claim 9, wherein: the inflow main pipe is welded and fixed at the middle position of the distributing pipe, and the two sides of the inflow main pipe are welded and fixed with the equal number of the branch pipes.
11. A battery and/or capacitor module temperature control structure according to claim 9 or 10, characterized in that: the pipe orifice of the branch pipe, the pipe orifice of the inflow interface piece, the pipe orifice of the return branch pipe and the pipe orifice of the outflow interface piece are all of pagoda-shaped structures, and the branch pipe is communicated with the inflow interface piece, the return branch pipe is communicated with the outflow interface piece through plastic hoses.
12. The battery and/or capacitor module temperature control structure of claim 11, wherein: the distributing pipe and the return pipe are fixed on the box body of the battery and/or capacitor module through fasteners, the pipe orifice of the distributing pipe is opposite to the pipe orifice of the inflow interface piece in pairs, and the pipe orifice of the return pipe is opposite to the pipe orifice of the outflow interface piece in pairs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223426441.7U CN219180616U (en) | 2022-12-20 | 2022-12-20 | Battery and/or capacitor temperature controller and module temperature control structure thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223426441.7U CN219180616U (en) | 2022-12-20 | 2022-12-20 | Battery and/or capacitor temperature controller and module temperature control structure thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219180616U true CN219180616U (en) | 2023-06-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223426441.7U Active CN219180616U (en) | 2022-12-20 | 2022-12-20 | Battery and/or capacitor temperature controller and module temperature control structure thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219180616U (en) |
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- 2022-12-20 CN CN202223426441.7U patent/CN219180616U/en active Active
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