Lithium ion storage battery pack capable of being assembled and spliced

Abstract

The utility model discloses a lithium ion storage battery pack capable of being assembled and spliced, and relates to the technical field of storage batteries, in particular to a lithium ion storage battery pack capable of being assembled and spliced, which comprises storage battery bodies, splicing components are arranged on the storage battery bodies and are used for assembling and splicing the storage battery bodies, the splicing assembly comprises a main body assembly, and the main body assembly comprises cavities formed in the lower ends of the left side and the right side of a storage battery body, splicing holes formed in the two sides of the bottom of each cavity, guide frames fixed in the cavities, guide grooves formed in the outer walls of the two ends of each guide frame, splicing heads fixed to the four corners of the top of the storage battery body, and splicing grooves formed in the splicing heads; locking grooves are formed in the two sides of the inner wall of the splicing groove; the execution assembly comprises pull handles arranged at the lower ends of the front and rear sides of the storage battery body and connecting pieces fixed to the two sides of the inner walls of the pull handles; the storage battery bodies which are stacked and assembled up and down can be fixed, and the storage battery bodies are fixed more firmly after being stacked and assembled up and down.

Description

Technical Field

[0001] The utility model relates to the technical field of storage batteries, in particular to a lithium-ion battery pack capable of being assembled and spliced. Background Art

[0002] A battery pack is an independent and reliable power source. When any accident occurs in a power plant or substation, the existing battery pack can still ensure that the electrical equipment in the DC system works reliably and continuously during use. When using the existing battery, generally when people assemble the battery, they usually directly place the battery on the bracket platform or align the batteries and connect them with bolts to form a battery pack. However, this installation method is not only troublesome, but also takes a lot of time when people replace the battery.

[0003] After checking the publication number: CN217086767U, there is disclosed a lithium-ion battery pack capable of being assembled and spliced. In this technology, there are disclosed technical solutions such as "a lithium-ion battery pack capable of being assembled and spliced, relating to the technical field of battery packs, including a housing, a battery is arranged inside the housing, an L-shaped inner groove is fixedly installed on the left side of the housing, an L-shaped outer groove is fixedly installed on the right side of the housing, a slot is arranged on the side of the housing, and a support plate is fixedly installed on the side of the housing", etc., and has technical effects such as "insert the battery into the housing, then arrange two groups of housings, and push one group of housings into the side of the other group of housings, so that the L-shaped outer groove is inserted into the L-shaped inner groove, and the insertion rod moves into the slot, thereby splicing the two groups of housings. At the same time, through the cooperation between the connection groove and the connection rod, the housings can be stacked, so that people can splice different numbers of batteries according to needs to form a battery pack, reducing the difficulty of installing the battery pack and improving the efficiency of people replacing the battery".

[0004] In the above solution, through the cooperation between the connection groove and the connection rod, the batteries can be stacked. However, it does not provide enough fastening force to maintain the stable connection between the stacked and assembled batteries, and is prone to shaking under the influence of external forces. Summary of the Utility Model

[0005] Aiming at the deficiencies of the prior art, the utility model provides a lithium-ion battery pack capable of being assembled and spliced, which has the characteristics that the battery bodies assembled and stacked up and down can be fixed, and the fixation is more firm after the up and down stacked assembly.

[0006] To achieve the above object, the utility model is realized through the following technical solutions: A lithium-ion battery pack capable of being assembled and spliced, including a battery body, a splicing component is arranged on the battery body and is used for assembling and splicing between the battery bodies. The splicing component includes:

[0007] The main body component includes cavities opened inside the lower ends on both the left and right sides of the battery body, splicing holes opened on both sides of the bottom of the cavities, a guiding frame fixed inside the cavities, guiding grooves opened on the outer walls at both ends of the guiding frame, splicing heads fixed at the four corners of the top of the battery body, splicing grooves opened inside the splicing heads, and locking grooves opened on both sides of the inner wall of the splicing grooves;

[0008] The execution component includes pull handles arranged at the lower ends on the front and rear sides of the battery body, connecting pieces fixed on both sides of the inner wall of the pull handles, springs sleeved and installed on the connecting pieces, sliding sleeves fixed at the lower ends of the connecting pieces, and the sliding sleeves are sleeved and slidably installed on the guiding frame.

[0009] Preferably, the execution component further includes locking heads fixed on both sides of the inner wall of the sliding sleeve, and the locking heads are adapted to the locking grooves.

[0010] Preferably, clamping heads are fixed on both sides of the outer wall at the right end of the battery body, and clamping grooves are opened on both sides of the outer wall at the left end of the battery body.

[0011] Preferably, pull rods are slidably installed through the upper ends on the front and rear sides of the battery body, and a handle is fixed at the upper end of the pull rod.

[0012] Preferably, a second groove is opened at the bottom of the outer end of the pull handle, and a first groove is opened at the bottom of the outer end of the handle.

[0013] Preferably, a positive electrode post is installed on the left side of the front end of the battery body, and a negative electrode post is installed on the right side of the front end of the battery body.

[0014] Beneficial effects

[0015] The present utility model provides a lithium-ion battery pack capable of being assembled and spliced. Compared with the prior art, it has the following beneficial effects:

[0016] (1) When the battery bodies are stacked and assembled up and down, by pulling the pull handle outwards to drive the connecting piece to drive the locking head on the sliding sleeve to disengage from the splicing hole through the connecting piece, the splicing head on the lower battery body can be inserted into the splicing hole on the upper battery body, and the splicing head is clamped on the guiding groove through the splicing groove, then release the pulled pull handle and drive the sliding sleeve to slide along the guiding frame by the pressure of the spring rebound, thereby clamping the splicing head, so as to fix the battery bodies stacked and assembled up and down.

[0017] (2) When the sliding sleeve clamps and fixes the splicing head, the locking head on the sliding sleeve is inserted into the locking groove on the splicing head, so that the battery bodies are more firmly fixed after being stacked and assembled up and down; when the battery bodies are assembled left and right, they can be assembled by buckling the clamping head on one battery body into the clamping groove on another battery body. Description of the drawings

[0018] Figure 1 is a three-dimensional structural schematic diagram of the present utility model;

[0019] Figure 2 is a bottom structural schematic diagram of the present utility model;

[0020] Figure 3 is a sectional structural schematic diagram of the present utility model;

[0021] Figure 4 for the present utility model Figure 3 is a structural schematic diagram of the local part A in the present utility model;

[0022] Figure 5 is a structural schematic diagram of the execution component in the present utility model.

[0023] In the figure: 1. Battery body; 2. Splicing component; 21. Main body component; 211. Cavity; 212. Splicing hole; 213. Guide frame; 214. Guide groove; 215. Splicing head; 216. Splicing groove; 217. Lock groove; 22. Execution component; 221. Pull handle; 222. Connecting piece; 223. Spring; 224. Sliding sleeve; 225. Lock head; 3. Chuck; 4. Card slot; 5. Pull rod; 6. Pull handle; 7. First groove; 8. Positive electrode column; 9. Negative electrode column; 10. Second groove. Specific embodiments

[0024] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all of the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0025] Please refer to Figures 1-5 , the present utility model provides a technical solution for a lithium-ion battery pack that can be assembled and spliced: a lithium-ion battery pack that can be assembled and spliced, including a battery body 1, a splicing component 2 is provided on the battery body 1 and is used for assembling and splicing between battery bodies 1, and the splicing component 2 includes:

[0026] The main body component 21, including cavities 211 opened inside the lower ends on both left and right sides of the battery body 1, splicing holes 212 opened on both sides of the bottom of the cavities 211, guide frames 213 fixed inside the cavities 211, guide grooves 214 opened on the outer walls at both ends of the guide frames 213, splicing heads 215 fixed at the four corners of the top of the battery body 1, splicing grooves 216 opened inside the splicing heads 215, and lock grooves 217 opened on both sides of the inner wall of the splicing grooves 216;

[0027] The execution component 22 includes a pull handle 221 provided at the lower ends of the front and rear sides of the battery body 1, connecting pieces 222 fixed to both sides of the inner wall of the pull handle 221, a spring 223 sleeved and installed on the connecting pieces 222, and a sliding sleeve 224 fixed to the lower ends of the connecting pieces 222, and the sliding sleeve 224 is sleeved and slidably installed on the guide frame 213.

[0028] In this implementation scheme, when the battery bodies 1 are stacked and assembled up and down, by pulling the pull handle 221 outwards, the connecting piece 222 drives the lock head 225 on the sliding sleeve 224 to disengage from the splicing hole 212, so that the splicing head 215 on the lower battery body 1 can be inserted into the splicing hole 212 on the upper battery body 1, and the splicing head 215 is stuck on the guide groove 214 through the splicing groove 216. Then, release the pulled pull handle 221 and drive the sliding sleeve 224 to slide along the guide frame 213 by the pressure of the spring 223 rebounding, thereby clamping the splicing head 215, so as to fix the battery bodies 1 stacked and assembled up and down.

[0029] Specifically, the execution component 22 further includes lock heads 225 fixed to both sides of the inner wall of the sliding sleeve 224, and the lock heads 225 are adapted to the lock grooves 217.

[0030] In this embodiment, when the sliding sleeve 224 clamps and fixes the splicing head 215, the lock head 225 on the sliding sleeve 224 is inserted into the lock groove 217 on the splicing head 215, so that the battery bodies 1 are more firmly fixed after being stacked and assembled up and down.

[0031] Specifically, clamping heads 3 are fixed to both sides of the outer wall of the right end of the battery body 1, and clamping grooves 4 are provided on both sides of the outer wall of the left end of the battery body 1.

[0032] In this embodiment, when the battery bodies 1 are assembled left and right, they can be assembled by buckling the clamping head 3 on one battery body 1 into the clamping groove 4 on another battery body 1.

[0033] Specifically, pull rods 5 are slidably installed through the upper ends of the front and rear sides of the battery body 1, and a handle 6 is fixed to the upper ends of the pull rods 5.

[0034] In this embodiment, by pulling out the handle 6 from the battery body 1, it is convenient to take and carry the battery body 1, and then the handle 6 is retracted into the battery body 1 when the battery body 1 is in use.

[0035] Specifically, a second groove 10 is provided at the bottom of the outer end of the pull handle 221, and a first groove 7 is provided at the bottom of the outer end of the handle 6.

[0036] In this embodiment, the pull handle 221 is convenient to be buckled outwards from the battery body 1 through the second groove 10 and the handle 6 is convenient to be buckled outwards from the battery body 1 through the handle 6.

[0037] Specifically, a positive electrode post 8 is installed on the left side of the front end of the battery body 1, and a negative electrode post 9 is installed on the right side of the front end of the battery body 1.

[0038] The working principle and usage process of the present utility model are as follows: First, when the battery bodies 1 are stacked and assembled up and down, by pulling the pull handle 221 outwards and cooperating with the connecting member 222 to drive the lock head 225 on the sliding sleeve 224 to disengage from the splicing hole 212, so that the splicing head 215 on the lower battery body 1 can be inserted into the splicing hole 212 on the upper battery body 1, and the splicing head 215 is stuck on the guiding groove 214 through the splicing groove 216. Then, release the pulled pull handle 221 and drive the connecting member 222 to drive the sliding sleeve 224 to slide along the guiding frame 213 by the pressure of the spring 223 rebounding, thereby clamping the splicing head 215, so as to fix the battery bodies 1 stacked and assembled up and down; and, when the sliding sleeve 224 clamps and fixes the splicing head 215, the lock head 225 on the sliding sleeve 224 is inserted into the lock groove 217 on the splicing head 215, making the fixation more firm after the battery bodies 1 are stacked and assembled up and down.

[0039] It should be noted that in this article, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the terms "comprising", "including" or any other variant thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements not only includes those elements, but also includes other elements not expressly listed, or further includes elements inherent to such process, method, article or device.

[0040] Although the embodiments of the present utility model have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principle and spirit of the present utility model, and the scope of the present utility model is defined by the appended claims and their equivalents.

Claims

1. A lithium-ion battery pack capable of being assembled and spliced, comprising a battery body (1), characterized in that: The battery body (1) is provided with a splicing assembly (2) and is used for assembling and splicing the battery bodies (1). The splicing assembly (2) comprises: The main body component (21) comprises a cavity (211) provided inside the lower ends of the left and right sides of the battery body (1), splicing holes (212) provided on both sides of the bottom of the cavity (211), a guide frame (213) fixed inside the cavity (211), guide grooves (214) provided on both ends of the outer wall of the guide frame (213), a splicing joint (215) fixed at the four corners of the top of the battery body (1), a splicing groove (216) provided inside the splicing joint (215), and locking grooves (217) provided on both sides of the inner wall of the splicing groove (216); The actuator assembly (22) comprises a pull handle (221) arranged at the lower ends of the front and rear sides of the battery body (1), a connecting piece (222) fixed on both sides of the inner wall of the pull handle (221), a spring (223) sleeved and mounted on the connecting piece (222), and a sliding sleeve (224) fixed at the lower end of the connecting piece (222), wherein the sliding sleeve (224) is sleeved and slidably mounted on the guide frame (213).

2. A lithium-ion battery pack capable of being assembled and spliced ​​according to claim 1, characterized in that: The actuator assembly (22) further comprises a locking head (225) fixed on both sides of the inner wall of the sliding sleeve (224), and the locking head (225) is adapted to the locking groove (217).

3. The lithium-ion battery pack capable of being assembled and spliced ​​according to claim 1, characterized in that: Clamps (3) are fixed on both sides of the right end outer wall of the battery body (1), and clamping grooves (4) are provided on both sides of the left end outer wall of the battery body (1).

4. The lithium-ion battery pack capable of being assembled and spliced ​​according to claim 1, characterized in that: Pull rods (5) are slidably installed through the upper ends of both the front and rear sides of the battery body (1), and a handle (6) is fixed to the upper end of the pull rod (5).

5. The lithium-ion battery pack capable of being assembled and spliced ​​according to claim 4, characterized in that: A second groove (10) is provided at the bottom of the outer end of the pull handle (221), and a first groove (7) is provided at the bottom of the outer end of the handle (6).

6. The lithium-ion battery pack capable of being assembled and spliced ​​according to claim 1, characterized in that: A positive pole (8) is installed on the left side of the front end of the battery body (1), and a negative pole (9) is installed on the right side of the front end of the battery body (1).

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