Battery bracket structure and battery module

Abstract

The utility model is suitable for the technical field of battery equipment, and provides a battery bracket structure and a battery module. The battery support structure comprises a first support; an accommodating space for accommodating the battery monomers is formed between the second bracket and the first bracket; the positioning assembly comprises a first positioning structure, a second positioning structure, a positioning piece and a connecting piece, one of the first positioning structure and the second positioning structure is installed on the first support, the other of the first positioning structure and the second positioning structure is installed on the second support, the positioning piece is installed on the first positioning structure, and a positioning groove is formed in the second positioning structure; the positioning piece is mounted in the positioning groove; connecting holes are formed in the first positioning structure and the second positioning structure, and the connecting pieces are inserted into the connecting holes in the first positioning structure and the connecting holes in the second positioning structure. The battery bracket structure and the battery monomer are assembled, so that the assembling efficiency of the battery bracket structure and the battery monomer is greatly improved.

Description

Technical Field

[0001] The present application belongs to the technical field of battery equipment, and more specifically, relates to a battery bracket structure and a battery module. Background Art

[0002] A battery module is an integral unit composed of multiple battery cells, which can be widely used in a variety of devices, such as electric vehicles, portable electronic devices or energy storage systems.

[0003] The battery module includes a battery support structure and a plurality of battery cells, wherein the battery support structure includes a first support and a second support arranged opposite to each other, and a storage space for accommodating a plurality of battery cells is provided between the first support and the second support, and the battery cells can be lithium-ion batteries or nickel-chromium batteries; when assembling the battery module, the plurality of battery cells are first installed on the first support in sequence, and then the second support is buckled on the plurality of battery cells, and it is judged by observation whether the first support and the second support are aligned, if not aligned, the position of the second support is readjusted until the first support is aligned with the second support, and finally the first support and the second support are connected by glue; the existing assembly method has a very low assembly efficiency. Utility Model Content

[0004] The purpose of the embodiments of the present application is to provide a battery support structure and a battery module, aiming to solve the technical problem of low assembly efficiency of battery cells in the battery support structure in the prior art.

[0005] To achieve the above-mentioned purpose, according to one aspect of the present application, a battery bracket structure is provided, including: a first bracket; a second bracket, a accommodating space for accommodating a battery cell is formed between the second bracket and the first bracket; a positioning assembly, the positioning assembly includes a first positioning structure, a second positioning structure, a positioning member and a connecting member, one of the first positioning structure and the second positioning structure is installed on the first bracket, and the other is installed on the second bracket, the positioning member is installed on the first positioning structure, the second positioning structure is provided with a positioning groove, and the positioning member is installed in the positioning groove; the first positioning structure and the second positioning structure are both provided with connecting holes, and the connecting member is inserted into the connecting hole on the first positioning structure and the connecting hole on the second positioning structure.

[0006] Optionally, a connecting through hole is provided on the positioning member, and the connecting member is inserted into the connecting hole on the first positioning structure, the connecting hole on the positioning member and the connecting hole on the second positioning structure.

[0007] Optionally, the connecting piece is threadedly matched with a hole wall of the connecting hole on the first positioning structure and a hole wall of the connecting hole on the second positioning structure.

[0008] Optionally, the positioning assembly also includes a locking piece, which can be blocked outside the connecting hole. The locking piece is provided with a locking hole. The connecting piece is inserted into the connecting hole on the first positioning structure, the connecting hole on the positioning piece, the connecting hole on the second positioning structure and the locking hole on the locking piece, and is threadedly matched with the hole wall of the locking hole. The end of the connecting piece away from one end of the locking piece can be blocked outside the connecting hole.

[0009] Optionally, a receiving groove is provided on the first positioning structure or the second positioning structure, and the locking member is installed in the receiving groove and circumferentially fixed to the groove wall of the receiving groove.

[0010] Optionally, the positioning member is installed on the surface of the first positioning structure close to the second positioning structure, the positioning groove is provided on the surface of the second positioning structure close to the first positioning structure, and the positioning member contacts the bottom of the positioning groove; the connecting member is a screw, the locking member is a hexagonal nut, and the locking member is adapted to the accommodating groove.

[0011] Optionally, an adjustment groove is provided on a surface of the first positioning structure close to the second positioning structure, and the positioning member is installed in the adjustment groove and threadedly matched with a groove wall of the adjustment groove.

[0012] Optionally, an adjustment groove is provided on the surface of the first positioning structure close to the second positioning structure, and the battery holder structure also includes an adjustment component, the adjustment component includes an adjustment elastic member, the adjustment elastic member is installed on the bottom of the adjustment groove, and the positioning member is connected to one end of the adjustment elastic member away from the bottom of the adjustment groove and contacts with the bottom of the positioning groove.

[0013] Optionally, the battery bracket structure also includes a limiting assembly, which includes a first limiting structure, a second limiting structure and a limiting member, one of the first limiting structure and the second limiting structure is installed on the first bracket, and the other is installed on the second bracket, the limiting member is installed on the first limiting structure, and the second limiting structure is provided with a limiting groove, and the first limiting structure and the second limiting structure are connected by the snap fit between the limiting member and the limiting groove.

[0014] According to another aspect of the present application, a battery module is provided. The battery module includes a battery cell and the above-mentioned battery bracket structure, and the battery cell is installed in the accommodating space.

[0015] The beneficial effect of the battery bracket structure provided in the present application is that, compared with the prior art, when the battery bracket structure in the present application is assembled with a battery cell, the battery cell is first installed on the first bracket, and then the second bracket is installed on the battery cell. During this process, the positioning member will be installed in the positioning groove so that the first bracket and the second bracket can quickly complete the alignment process; then the connecting member will be inserted into the two connecting holes so that the first positioning structure and the second positioning structure can be quickly connected, so that the battery bracket structure and the battery cell are assembled; by adopting the battery bracket structure in the present application to assemble with the battery cell, the assembly efficiency of the battery bracket structure and the battery cell is greatly improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present application. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0017] Figure 1 A schematic diagram of the structure of a battery module provided in an embodiment of the present application;

[0018] Figure 2 A schematic diagram of the structure of a battery support structure provided in an embodiment of the present application;

[0019] Figure 3 A schematic diagram of a partial cross-sectional view of a battery support structure provided in an embodiment of the present application;

[0020] Figure 4 A front cross-sectional schematic diagram of the positioning member and the adjusting groove thread matching provided in the embodiment of the present application;

[0021] Figure 5 A front cross-sectional schematic diagram of the cooperation between the positioning member and the adjustment assembly provided in the embodiment of the present application;

[0022] Figure 6 for Figure 1 A magnified schematic diagram of center A.

[0023] The reference numerals in the above drawings are as follows:

[0024] 100, first bracket; 110, first mounting groove; 200, second bracket; 210, second mounting groove; 310, first positioning structure; 311, accommodating groove; 312, adjusting groove; 320, second positioning structure; 321, avoiding groove; 330, positioning member; 331, fixing hole; 340, connecting member; 350, locking member; 410, adjusting elastic member; 420, adjusting fixing pin; 510, first limiting structure; 520, second limiting structure; 521, limiting groove; 530, limiting member; 600, battery cell. DETAILED DESCRIPTION

[0025] In order to make the technical problems, technical solutions and beneficial effects to be solved by the present application more clearly understood, the present application is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present application and are not used to limit the present application.

[0026] It should be noted that when an element is referred to as being "fixed to" or "disposed on" another element, it may be directly on the other element or indirectly on the other element. When an element is referred to as being "connected to" another element, it may be directly connected to the other element or indirectly connected to the other element. In the absence of conflict, the embodiments in this application and the features in the embodiments may be combined with each other. The present application will be described in detail below with reference to the accompanying drawings and in combination with the embodiments.

[0027] It should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present application.

[0028] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of the features. In the description of this application, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0029] As described in the background technology, at present, the battery module is an integral unit composed of multiple battery cells, which can be widely used in a variety of devices, such as electric vehicles, portable electronic devices or energy storage systems. The battery module includes a battery bracket structure and multiple battery cells, wherein the battery bracket structure includes a first bracket and a second bracket arranged opposite to each other, and a storage space for accommodating multiple battery cells is provided between the first bracket and the second bracket. The battery cells can be lithium-ion batteries or nickel-chromium batteries; when assembling the battery module, firstly install multiple battery cells on the first bracket in sequence, and then buckle the second bracket on the multiple battery cells, and observe whether the first bracket and the second bracket are aligned. If not, readjust the position of the second bracket until the first bracket is aligned with the second bracket, and finally use glue to connect the first bracket and the second bracket; the existing assembly method has a very low assembly efficiency.

[0030] Reference Figures 1 to 3 In order to solve the above problems, according to one aspect of the present application, an embodiment of the present application provides a battery bracket structure, which includes a first bracket 100, a second bracket 200 and a positioning assembly, wherein a storage space for accommodating a battery cell 600 is formed between the second bracket 200 and the first bracket 100; the positioning assembly includes a first positioning structure 310, a second positioning structure 320 and a positioning member 330, one of the first positioning structure 310 and the second positioning structure 320 is installed on the first bracket 100, and the other is installed on the second bracket 200, the positioning member 330 is installed on the first positioning structure 310, and the second positioning structure 320 is provided with a positioning groove, and the positioning member 330 is installed in the positioning groove; the first positioning structure 310 and the second positioning structure 320 are both provided with connecting holes, and the connecting member 340 is inserted into the connecting hole on the first positioning structure 310 and the connecting hole on the second positioning structure 320.

[0031] In the embodiment of the present application, the first bracket 100 is provided with a plurality of first mounting grooves 110, and the plurality of first mounting grooves 110 are arranged at intervals. The end of the first end of each battery cell 600 can be correspondingly installed in the first mounting groove 110 and blocked by the groove bottom of the first mounting groove 110. The first bracket 100 designed in this way is convenient for simultaneously and stably installing a plurality of battery cells 600, thereby improving the firmness and anti-loosening performance; the second bracket 200 is arranged on one side of the first bracket 100, and the second bracket 200 is provided with a plurality of second mounting grooves 210, and the plurality of second mounting grooves 210 are arranged at intervals. The number of the second mounting grooves 210 is the same as the number of the first mounting grooves 110, and the end of the second end of each battery cell 600 can be correspondingly installed in the first mounting groove 110 and blocked by the groove bottom of the first mounting groove 110. The first bracket 100 designed in this way is convenient for simultaneously and stably installing a plurality of battery cells 600, thereby improving the firmness and anti-loosening performance. The second bracket 200 is correspondingly installed in the second mounting groove 210 and is blocked by the bottom of the second mounting groove 210. The second bracket 200 designed in this way is convenient for stably installing multiple battery cells 600 at the same time, thereby improving the firmness and anti-loosening performance; the first positioning structure 310 is a columnar structure, and the first positioning structure 310 is fixedly installed on the surface of the first bracket 100 close to the second bracket 200. The second positioning structure 320 is a columnar structure, and the second positioning structure 320 is fixedly installed on the surface of the second bracket 200 close to the first bracket 100. The positioning member 330 is a positioning column, and the positioning member 330 is arranged on the surface of the first positioning structure 310 close to the second positioning structure 320. The positioning groove is arranged on the second positioning structure 320 close to the first On the surface of a positioning structure 310, when the first bracket 100 and the second bracket 200 are assembled, the positioning member 330 is embedded in the positioning groove, and the surface of the positioning member 330 close to the second positioning structure 320 contacts the bottom of the positioning groove, and the surface of the second positioning structure 320 close to the first positioning structure 310 contacts the surface of the first positioning structure 310 close to the second positioning structure 320; of course, in other embodiments, the first positioning structure 310 can also be fixedly installed on the surface of the second bracket 200 close to the first bracket 100, and the second positioning structure 320 is fixedly installed on the surface of the first bracket 100 close to the second bracket 200; both connecting holes are through holes. In the case where the positioning member 330 is embedded in the positioning groove The two connecting holes are coaxial and connected; the connecting piece 340 is a connecting screw, and the end of one end of the connecting screw is passed through the connecting hole on the first positioning structure 310 to the connecting hole on the second positioning structure 320, so that the connecting screw is passed through the two connecting holes at the same time, and the connecting screw is threadedly matched with the hole wall threads of the two connecting holes to connect the first positioning structure 310 and the second positioning structure 320; of course, in other embodiments, the connecting piece 340 can also be a connecting pin, which can be passed through the two connecting holes at the same time, and fixedly installed in the two connecting holes under the limiting action of the fixing pin that passes through the first positioning structure 310 and the connecting pin at the same time, so that the first positioning structure 310 and the second positioning structure 320 are connected.In addition, in order to ensure the connection strength between the first bracket 100 and the second bracket 200 , four groups of positioning components are provided, and the four groups of positioning components correspond to the four corners of the first bracket 100 one by one.

[0032] When the battery holder structure in the present application is assembled with the battery cell 600, the battery cell 600 is first installed on the first holder 100, and then the second holder 200 is installed on the battery cell 600. During this process, the positioning member 330 will be installed in the positioning groove so that the first holder 100 and the second holder 200 can quickly complete the alignment process; then the connecting member 340 is inserted into the two connecting holes to quickly connect the first positioning structure 310 and the second positioning structure 320, so that the battery holder structure and the battery cell 600 are assembled; by adopting the battery holder structure in the present application to assemble with the battery cell 600, not only the assembly efficiency of the battery holder structure and the battery cell 600 is greatly improved, but also the firmness and anti-loosening performance of the battery cell 600 installed on the battery holder structure are improved.

[0033] Reference Figure 3 As an optional method in the embodiment of the present application, a connecting through hole is provided on the positioning member 330, and the connecting member 340 is inserted into the connecting hole on the first positioning structure 310, the connecting through hole on the positioning member 330 and the connecting hole on the second positioning structure 320.

[0034] In this optional method, when the positioning member 330 is embedded in the positioning groove, the two connecting holes are coaxial with and connected to the connecting through hole, and the end of one end of the connecting member 340 is successively passed through the connecting hole on the first positioning structure 310 and the connecting through hole on the positioning member 330 to the connecting hole on the second positioning structure 320, so that the connecting member 340 is simultaneously passed through the two connecting holes and the connecting through hole, and the connecting member 340 is threadedly matched with the hole wall of the two connecting holes and the connecting through hole, so that the first positioning structure 310, the positioning member 330 and the second positioning structure 320 can be quickly connected.

[0035] Reference Figure 3 As an optional method in the embodiment of the present application, the connecting member 340 can be threadedly matched with the hole wall of the connecting hole on the first positioning structure 310 and the hole wall of the connecting hole on the second positioning structure 320.

[0036] In this optional method, the hole walls of the connecting holes on the first positioning structure 310 and the second positioning structure 320 are provided with internal threads that cooperate with the external threads on the connecting screws; of course, in other embodiments, the hole walls of the connecting through holes on the positioning member 330 are also provided with internal threads that cooperate with the external threads on the connecting screws.

[0037] Reference Figure 3As an optional method in the embodiment of the present application, the positioning assembly also includes a locking piece 350, and the locking piece 350 can be blocked outside the connecting hole. A locking hole is provided on the locking piece 350. The connecting piece 340 is inserted into the connecting hole on the first positioning structure 310, the connecting through hole on the positioning piece 330, the connecting hole on the second positioning structure 320 and the locking hole on the locking piece 350, and is threadedly matched with the hole wall of the locking hole. The end of the connecting piece 340 away from the locking piece 350 can be blocked outside the connecting hole.

[0038] In this optional mode, the locking member 350 is a nut, the outer diameter of the locking member 350 is larger than the aperture of the connecting hole, and the hole wall of the locking hole is provided with an internal thread that matches the external thread on the connecting screw; the end of the connecting member 340 away from one end of the locking member 350 is a nut of the connecting screw, and the radius of the nut of the connecting screw is larger than the aperture of the connecting hole. The end of one end of the connecting member 340 passes through the connecting hole on the first positioning structure 310, the connecting through hole on the positioning member 330, and the connecting hole on the second positioning structure 320 in sequence to the locking hole on the locking member 350, so that the connecting member 340 is simultaneously passed through two connecting holes, one connecting through hole, and the locking hole.

[0039] Reference Figure 3 As an optional method in the embodiment of the present application, a receiving groove 311 is provided on the first positioning structure 310 or the second positioning structure 320, and the locking member 350 is installed in the receiving groove 311 and is circumferentially fixed to the groove wall of the receiving groove 311.

[0040] In this optional embodiment, when the accommodating groove 311 is arranged on the surface of the first positioning structure 310 away from the second positioning structure 320, the connecting member 340 is installed from the connecting hole on the second positioning structure 320 to the two connecting holes and the connecting through hole; when the accommodating groove 311 is arranged on the surface of the second positioning structure 320 away from the first positioning structure 310, the connecting member 340 is installed from the connecting hole on the first positioning structure 310 to the two connecting holes and the connecting through hole; the locking member 350 is a polygonal nut, and the hexagonal nut is adapted to the groove wall of the accommodating groove 311. Such a design can prevent the locking member 350 from rotating in the accommodating groove 311, thereby preventing the locking member 350 from loosening.

[0041] Reference Figures 1 to 3 In a specific implementation manner provided in this embodiment, the positioning member 330 is installed on the surface of the first positioning structure 310 close to the second positioning structure 320, the positioning groove is provided on the surface of the second positioning structure 320 close to the first positioning structure 310, and the positioning member 330 contacts the bottom of the positioning groove; the connecting member 340 is a screw, the locking member 350 is a hexagonal nut, and the locking member 350 is adapted to the accommodating groove 311.

[0042] In this specific embodiment, the positioning member 330 is fixedly mounted on the surface of the first positioning structure 310 close to the second positioning structure 320 and is coaxial with the first positioning structure 310; the surface of the second positioning structure 320 away from the first positioning structure 310 is provided with an avoidance groove 321 for placing the end of the connecting member 340 away from the locking member 350.

[0043] Reference Figure 4 As an optional method in the embodiment of the present application, an adjustment groove 312 is provided on the surface of the first positioning structure 310 close to the second positioning structure 320, and the positioning member 330 is installed in the adjustment groove 312 and is threadedly matched with the groove wall of the adjustment groove 312.

[0044] In this optional embodiment, an external thread is provided on the outer peripheral surface of the positioning member 330, and an internal thread that cooperates with the external thread is provided on the groove wall of the adjustment groove 312; the positioning member 330 designed in this way can move along the extension direction of the adjustment groove 312, so as to adjust the distance between the first bracket 100 and the second bracket 200, thereby facilitating the assembly of battery cells 600 of different lengths, greatly broadening the assembly range.

[0045] Reference Figure 5 As an optional method in the embodiment of the present application, an adjustment groove 312 is provided on the surface of the first positioning structure 310 close to the second positioning structure 320, and the battery holder structure also includes an adjustment component, the adjustment component includes an adjustment elastic member 410, and the adjustment elastic member 410 is installed at the bottom of the adjustment groove 312. The positioning member 330 is connected to one end of the adjustment elastic member 410 away from the bottom of the adjustment groove 312 and contacts with the bottom of the positioning groove.

[0046] In this optional embodiment, the adjusting elastic member 410 is an adjusting spring, the first end of the adjusting spring is installed on the bottom of the adjusting groove 312, the positioning member 330 is connected to the second end of the adjusting spring at one end close to the first positioning structure 310, and can contact the bottom of the positioning groove when the positioning member 330 is embedded in the positioning groove; the setting adjustment component facilitates the adjustment of the distance between the first bracket 100 and the second bracket 200, thereby facilitating the assembly of battery cells 600 of different lengths. In addition, to facilitate fixing the positioning member 330 in the adjustment slot 312, the adjustment component also includes an adjustment fixing pin 420. The positioning member 330 is provided with a plurality of fixing holes 331 along its own length direction for the adjustment fixing pin 420 to be inserted. The first positioning structure 310 is provided with a fixing through hole for the adjustment fixing pin 420 to be inserted. One of the plurality of fixing holes 331 can be aligned with the fixing through hole. When one of the plurality of fixing holes 331 is aligned with the fixing through hole, the adjustment fixing pin 420 is simultaneously installed in the fixing hole 331 and the fixing through hole to limit the movement of the positioning member 330 in the adjustment slot 312.

[0047] Reference Figure 1 , Figure 2 and Figure 6 As an optional method in the embodiment of the present application, the battery bracket structure also includes a limiting component, which includes a first limiting structure 510, a second limiting structure 520 and a limiting member 530. One of the first limiting structure 510 and the second limiting structure 520 is installed on the first bracket 100, and the other is installed on the second bracket 200. The limiting member 530 is installed on the first limiting structure 510, and the second limiting structure 520 is provided with a limiting groove 521. The first limiting structure 510 and the second limiting structure 520 are connected by the engagement of the limiting member 530 and the limiting groove 521.

[0048] In this optional mode, the first limiting structure 510 is a plate-like structure, and the first limiting structure 510 is fixedly mounted on the surface of the first bracket 100 close to the second bracket 200; the second limiting structure 520 is a plate-like structure, and the second limiting structure 520 is fixedly mounted on the surface of the second bracket 200 close to the first bracket 100; the limiting member 530 is a limiting buckle, and the limiting member 530 is fixedly mounted on the side of the first limiting structure 510, and the limiting groove 521 is arranged on the side of the second limiting structure 520. When the positioning member 330 is embedded in the positioning groove, the limiting member 530 is inserted into the limiting groove 521, and part of the side of the first limiting structure 510 is fitted with part of the side of the second limiting structure 520. By adopting the limiting assembly in the present application, not only the connection strength of the first bracket 100 and the second bracket 200 is strengthened, but also the first bracket 100 and the second bracket 200 are convenient to achieve quick connection. In addition, in order to ensure the connection strength, four groups of limiting components are provided, and the four groups of limiting components correspond to the four corners of the first bracket 100 one by one.

[0049] Reference Figures 1 to 6 According to another aspect of the present application, an embodiment of the present application further provides a battery module, the battery module includes a battery cell 600 and the above-mentioned battery bracket structure, and the battery cell 600 is installed in the accommodating space.

[0050] In the embodiment of the present application, a plurality of battery cells 600 are provided, and the battery cells 600 may be lithium-ion batteries or nickel-chromium batteries; a plurality of first mounting grooves 110 are provided on the first bracket 100, and the plurality of first mounting grooves 110 are arranged at intervals, and the end of the first end of each battery cell 600 can be correspondingly installed in the first mounting groove 110 and blocked by the bottom of the first mounting groove 110; the second bracket 200 is provided on one side of the first bracket 100, and a plurality of second mounting grooves 210 are provided on the second bracket 200, and the plurality of second mounting grooves 210 are arranged at intervals, and the number of the second mounting grooves 210 is the same as the number of the first mounting grooves 110, and the end of the second end of each battery cell 600 can be correspondingly installed in the second mounting groove 210 and blocked by the bottom of the second mounting groove 210.

[0051] In summary, the battery holder structure and battery module provided by the present embodiment have at least the following beneficial technical effects: when the battery holder structure in the present application is assembled with the battery cell 600, the battery cell 600 is first installed on the first holder 100, and then the second holder 200 is installed on the battery cell 600. During this process, the positioning member 330 will be installed in the positioning groove so that the first holder 100 and the second holder 200 can quickly complete the alignment process; then the connecting member 340 is inserted into the two connecting holes to quickly connect the first positioning structure 310 and the second positioning structure 320, so that the battery holder structure and the battery cell 600 are assembled; by adopting the battery holder structure in the present application for assembly with the battery cell 600, the assembly efficiency of the battery holder structure and the battery cell 600 is greatly improved.

[0052] The above are only preferred embodiments of the present application and are not intended to limit the present application. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present application should be included in the protection scope of the present application.

Claims

1. A battery support structure, characterized in that: include: First bracket; a second bracket, wherein a receiving space for receiving a battery cell is formed between the second bracket and the first bracket; A positioning assembly, the positioning assembly includes a first positioning structure, a second positioning structure, a positioning member and a connecting member, one of the first positioning structure and the second positioning structure is installed on the first bracket, and the other is installed on the second bracket, the positioning member is installed on the first positioning structure, the second positioning structure is provided with a positioning groove, and the positioning member is installed in the positioning groove; the first positioning structure and the second positioning structure are both provided with connecting holes, and the connecting member is inserted into the connecting hole on the first positioning structure and the connecting hole on the second positioning structure.

2. The battery support structure according to claim 1, characterized in that: The positioning member is provided with a connecting through hole, and the connecting member is inserted into the connecting hole on the first positioning structure, the connecting through hole on the positioning member and the connecting hole on the second positioning structure.

3. The battery support structure according to claim 2, characterized in that: The connecting member is threadably matched with a hole wall of the connecting hole on the first positioning structure and a hole wall of the connecting hole on the second positioning structure.

4. The battery support structure according to claim 2, characterized in that: The positioning assembly also includes a locking piece, which can be blocked outside the connecting hole. A locking hole is provided on the locking piece. The connecting piece is inserted into the connecting hole on the first positioning structure, the connecting through hole on the positioning piece, the connecting hole on the second positioning structure and the locking hole on the locking piece, and is threadedly matched with the hole wall of the locking hole. The end of the connecting piece away from one end of the locking piece can be blocked outside the connecting hole.

5. The battery support structure according to claim 4, characterized in that: The first positioning structure or the second positioning structure is provided with a receiving groove, and the locking member is installed in the receiving groove and is circumferentially fixed to the groove wall of the receiving groove.

6. The battery support structure according to claim 5, characterized in that: The positioning member is installed on the surface of the first positioning structure close to the second positioning structure, the positioning groove is provided on the surface of the second positioning structure close to the first positioning structure, and the positioning member contacts the bottom of the positioning groove; the connecting member is a screw, the locking member is a hexagonal nut, and the locking member is adapted to the accommodating groove.

7. The battery support structure according to any one of claims 1 to 6, characterized in that: An adjusting groove is provided on a surface of the first positioning structure close to the second positioning structure. The positioning member is installed in the adjusting groove and is threadedly matched with a groove wall of the adjusting groove.

8. The battery support structure according to any one of claims 1 to 6, characterized in that: An adjustment groove is provided on the surface of the first positioning structure close to the second positioning structure, and the battery holder structure also includes an adjustment component, which includes an adjustment elastic member installed on the bottom of the adjustment groove, and the positioning member is connected to one end of the adjustment elastic member away from the bottom of the adjustment groove and contacts with the bottom of the positioning groove.

9. The battery support structure according to any one of claims 1 to 6, characterized in that: The battery bracket structure also includes a limiting assembly, which includes a first limiting structure, a second limiting structure and a limiting member, one of the first limiting structure and the second limiting structure is installed on the first bracket, and the other is installed on the second bracket, the limiting member is installed on the first limiting structure, and the second limiting structure is provided with a limiting groove, and the first limiting structure and the second limiting structure are connected by the engagement of the limiting member and the limiting groove.

10. A battery module, characterized in that: The battery module includes a battery cell and the battery support structure according to any one of claims 1 to 9, and the battery cell is installed in the accommodation space.

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