Extensible lithium battery connecting device

Abstract

The utility model provides an extensible lithium battery connecting device, which relates to the technical field of lithium battery connecting devices and comprises a fixed box, and an adjusting box is slidably arranged on one side of the fixed box. An adjusting mechanism is fixedly arranged on the outer side of the adjusting box and used for adjusting the distance between the adjusting box and the fixed box; the device further comprises a taking-out mechanism, the taking-out mechanism comprises fixing plates, and the fixing plates are elastically arranged in the adjusting box and the fixing box correspondingly. The battery pack further comprises a limiting mechanism, the limiting mechanism comprises an extrusion block, the extrusion block is arranged on the side walls of the adjusting box and the fixing box in a sliding mode so that the fixing plate can bounce or be fixed, the distance between the adjusting box and the fixing box can be adjusted and matched according to the length of the lithium battery through the adjusting mechanism, and then flexible capacity expansion of the battery pack is achieved. By arranging the limiting mechanism and the taking-out mechanism, the lithium battery is extremely convenient to mount and take out, and the problems that an existing battery connecting device is difficult to adjust according to the length of the lithium battery, and the lithium battery is inconvenient to take out are solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to lithium battery connecting device technical field, specifically a kind of extensible lithium battery connecting device. BACKGROUND

[0002] With the progress of science and technology and the rapid development of new energy industry, lithium battery as a kind of efficient, environmental protection energy storage device, in electric vehicle, energy storage system, portable electronic equipment and many other fields have been widely applied, however, in practical application, lithium battery expansion problem becomes one of the key factors restricting its performance improvement and wide application, for this, lithium battery is usually connected to form lithium battery pack when using multiple lithium batteries, so a connecting device is needed to splice lithium batteries together.

[0003] Traditional lithium battery connecting device often adopts fixed design, such design can only adapt to one size battery, it is difficult to adjust according to the length of different lithium batteries, when different size batteries need to be replaced, the connecting device also needs to be replaced, which increases maintenance and use cost, wastes resources, may affect people's use of battery, limits the expansibility of battery pack, in addition, the structure of part of existing connecting device is complex, when lithium battery needs to be maintained, detected or replaced, it needs to be replaced by professional tool, it is not convenient to quickly take out lithium battery, operation is cumbersome and inefficient. UTILITY MODEL CONTENT

[0004] In view of the deficiencies in the prior art, the utility model provides an extensible lithium battery connecting device, which solves the problems of the above-mentioned inability to flexibly adjust the capacity of the battery pack according to actual needs, difficulty in adjusting according to the length of different lithium batteries, limitation of the expansibility of the battery pack, inconvenience in quickly taking out the lithium battery, and cumbersome and inefficient operation.

[0005] According to the embodiment of the utility model, an extensible lithium battery connecting device comprises:

[0006] A fixing box is provided with an adjusting box on one side;

[0007] An adjusting mechanism is fixedly arranged outside the adjusting box to adjust the distance between the adjusting box and the fixing box;

[0008] A taking-out mechanism comprises a fixed plate, which is elastically arranged in the adjusting box and the fixing box respectively;

[0009] A limiting mechanism comprises a pressing block, which is slidingly arranged on the side wall of the adjusting box and the fixing box, so that the fixed plate can be popped up or fixed.

[0010] The utility model discloses a technical principle is: first, according to the size of lithium battery, the adjustment mechanism drives the adjustment box to slide out from the fixed box to expand, then fix in the accommodation space formed by adjustment box and fixed box, when needing to take out lithium battery, through the sliding extrusion block, the fixed of fixed plate is removed, and the fixed plate will be extruded lithium battery under the elastic action, thereby facilitating the taking out lithium battery.

[0011] Further, the adjustment mechanism includes a fixed block and a mounting block, the fixed block is fixedly connected to the outside of the adjustment box, the mounting block is fixedly connected to the outside of the fixed box, a adjusting screw is rotatably connected in the fixed block, and the adjusting screw is threadedly connected with the mounting block.

[0012] Further, one end of the adjusting screw is fixedly connected with a knob.

[0013] Further, the taking-out mechanism further includes a plurality of sets of return springs, the upper end of the return spring is fixedly connected with the fixed plate, and the lower end of the return spring is fixedly connected with the bottom of the adjustment box and the fixed box respectively.

[0014] Further, a limiting groove is throughly arranged on the side wall of the adjustment box and the fixed box close to the fixed plate, and the extrusion block is slidably arranged in the limiting groove.

[0015] Further, the limiting block is telescopically arranged on the both sides of the fixed plate, and the limiting block can be telescopically arranged in the limiting groove.

[0016] Further, a guide rod is fixedly connected to one side of the limiting block, the guide rod is slidably arranged in the inside of the fixed plate, the guide rod is sleeved with a limiting spring, and the both ends of the limiting spring are fixedly connected with the fixed plate and the limiting block, so that the limiting block can be telescopically arranged in the fixed plate.

[0017] Further, the limiting mechanism further includes two sets of mounting blocks, the mounting blocks are fixedly arranged on the side walls of the adjustment box and the fixed box in parallel with the limiting groove, an L-shaped plate is slidably connected in the mounting block, one end of the L-shaped plate is fixedly connected with the extrusion block, and the other end of the L-shaped plate is fixedly connected with a pinch strip.

[0018] Further, the limiting mechanism further includes two sets of guide blocks, the guide blocks are fixedly arranged on the side walls of the adjustment box and the fixed box, two sets of through grooves are throughly arranged on one side of the guide block, the through grooves are communicated with the limiting groove, and the extrusion block is slidably connected in the inside of the guide block.

[0019] Further, two sets of guide rails are fixedly connected to the front and back sides of the adjustment box, a guide groove matched with the guide rail is arranged in the inside of the fixed box, and the guide rail and the guide groove are slidably connected.

[0020] Compared with the prior art, the utility model has the beneficial effects that:

[0021] 1、 Through setting adjustment mechanism, the distance between adjustment box and fixed box can be adjusted according to the length of lithium battery, and then the flexible expansion of battery pack is realized, and the flexibility and adaptability of use are improved.

[0022] 2、 Through setting limiting mechanism and taking-out mechanism, the installation and taking-out of lithium battery become extremely convenient, when lithium battery needs to be fixed, sliding extrusion block can limit fixed plate, when lithium battery needs to be taken out for detection or maintenance, sliding extrusion block can remove the limiting of fixed plate, and fixed plate will automatically eject lithium battery, and the operation is simple and convenient. BRIEF DESCRIPTION OF DRAWINGS

[0023] Figure 1 It is the whole structure schematic diagram of the utility model;

[0024] Figure 2 It is the adjustment mechanism structure schematic diagram of the utility model;

[0025] Figure 3 It is the taking-out mechanism structure schematic diagram of the utility model;

[0026] Figure 4 It is the limiting mechanism structure schematic diagram of the utility model.

[0027] Marked number in the drawing is:

[0028] 1、 Adjustment box;101, fixed box;102, limiting groove;103, guide groove;104, guide rail;

[0029] 2、 Adjustment mechanism;201, adjustment screw;202, first installation part;203, second installation part;204, knob;

[0030] 3、 Taking-out mechanism;301, reset spring;302, fixed plate;303, guide rod;304, limiting block;305, limiting spring;

[0031] 4、 Limiting mechanism;401, L-shaped plate;402, pinch strip;403, installation block;404, extrusion block;405, guide block. DETAILED DESCRIPTION

[0032] The following description is used to disclose the utility model so that those skilled in the art can realize the utility model. The preferred embodiments in the following description are only as examples, and other obvious variants can be thought of by those skilled in the art.

[0033] As Figures 1-4 The utility model embodiment proposes a kind of scalable lithium battery connecting device, comprising:

[0034] The fixed box 101 is provided with an adjusting box 1 on one side, and the opposite inner sides of the fixed box 101 and the adjusting box 1 are provided with openings, so that the inside of the fixed box 101 and the adjusting box 1 forms a containing space for placing and fixing the lithium battery;

[0035] The adjusting mechanism 2 is fixedly arranged on the outer side of the adjusting box 1, and is used for adjusting the distance between the adjusting box 1 and the fixed box 101.

[0036] The taking-out mechanism 3 comprises a fixed plate 302, which is elastically arranged in the adjusting box 1 and the fixed box 101, respectively.

[0037] The limiting mechanism 4 comprises a pressing block 404, which is slidingly arranged on the side wall of the adjusting box 1 and the fixed box 101, and the fixed plate 302 can be lifted or fixed by sliding the pressing block 404.

[0038] In the scheme, the lithium battery can be placed in the inside of the adjusting box 1 and the fixed box 101, so as to be installed and connected, and the distance between the adjusting box 1 and the fixed box 101 can be adjusted according to the length of the lithium battery, so as to install and connect lithium batteries of different lengths.

[0039] Further, when the lithium battery needs to be taken out for detection, the fixed plate 302 can drive the lithium battery to be lifted upward, so as to eject the lithium battery out of the adjusting box 1 and the fixed box 101, thereby facilitating the taking-out of the lithium battery, and the pressing block 404 can slidingly fix the fixed plate 302 in the inside of the adjusting box 1 and the fixed box 101, thereby facilitating the installation of the lithium battery.

[0040] Further, the pressing block 404 can be slidingly fixed to the fixed plate 302, so that the fixed plate 302 can eject the lithium battery.

[0041] As shown in Figure 2 According to another embodiment of the utility model, the adjusting mechanism 2 further comprises a first connecting part 202 and a second connecting part 203, the second connecting part 203 is fixedly connected to the outer side of the adjusting box 1, the first connecting part 202 is fixedly connected to the outer side of the fixed box 101, the inside of the second connecting part 203 is rotatably connected with an adjusting screw 201, and the adjusting screw 201 is threadedly connected with the first connecting part 202.

[0042] Further, one end of the adjusting screw 201 is fixedly connected with a knob 204.

[0043] In the scheme, the knob 204 can drive the adjusting screw 201 to rotate, and then drive the second connecting part 203 to make the adjusting box 1 slide out from the inside of the fixed box 101, so as to facilitate the installation and connection of lithium batteries with different lengths.

[0044] As Figure 3 shown, according to another embodiment of the utility model, the kind of extensible lithium battery connecting device, the taking out mechanism 3 still includes several groups of reset spring 301, the upper end of reset spring 301 is fixedly connected with fixed plate 302, and the lower end of reset spring 301 is fixedly connected with the bottom of adjusting box 1 and fixed box 101 respectively.

[0045] Further, the adjusting box 1 and the fixed box 101 are provided with a limiting groove 102 on the side wall close to the fixed plate 302, and the extrusion block 404 is slidingly arranged in the limiting groove 102.

[0046] Further, the fixed plate 302 is provided with a limiting block 304 on both sides, which is preferably wedge-shaped in the embodiment, and the limiting block 304 can be extended and clamped in the limiting groove 102.

[0047] Further, the limiting block 304 is fixedly connected with a guide rod 303 on one side, the guide rod 303 is slidingly arranged in the inside of the fixed plate 302, the guide rod 303 is sleeved with a limiting spring 305, and the both ends of the limiting spring 305 are fixedly connected with the fixed plate 302 and the limiting block 304 respectively, so that the limiting block 304 can be telescoped in the fixed plate 302.

[0048] In the scheme, the reset spring 301 can drive the fixed plate 302 to move upward and eject the lithium battery, the limiting spring 305 can drive the limiting block 304 to move from the inside of the fixed plate 302 to the inside of the limiting groove 102, so as to fix the fixed plate 302, and the extrusion block 404 can move the limiting block 304 from the inside of the limiting groove 102 to the inside of the fixed plate 302.

[0049] As Figure 4 shown, according to another embodiment of the utility model, the kind of extensible lithium battery connecting device, the limiting mechanism 4 still includes two groups of mounting blocks 403, the mounting blocks 403 are fixedly arranged on the side walls of the adjusting box 1 and the fixed box 101 respectively, and the mounting blocks 403 are parallel to the limiting groove 102, the L-shaped plate 401 is slidingly connected in the mounting block 403, the L-shaped plate 401 is attached to the box wall of the fixed box 101 and the adjusting box 1, one end of the L-shaped plate 401 is fixedly connected with the extrusion block 404, and the other end of the L-shaped plate 401 is fixedly connected with the pinch strip 402.

[0050] The limiting mechanism 4 further comprises two groups of guide blocks 405 fixedly arranged on the side walls of the adjusting box 1 and the fixed box 101, one side of the guide block 405 is provided with two groups of through grooves in communication with the limiting grooves 102, and the extrusion block 404 is slidingly connected to the inside of the guide block 405.

[0051] In the scheme, the two groups of limiting mechanisms are arranged on the right side of the adjusting box 1 and the left side of the fixed box 101 respectively, and the user can pinch the pinch strips 402 at the same time, so that the two groups of pinch strips 402 are close to each other, thereby driving the sliding of the L-shaped plate 401, so as to drive the extrusion block 404 to move to the inside of the limiting groove 102 from the guide block 405, thereby being able to eject the limiting block 304.

[0052] As shown in Figure 2 According to another embodiment of the utility model, a kind of expandable lithium battery connecting device, please refer to Figure 2 The front and rear sides of the adjusting box 1 are fixedly connected with two groups of guide rails 104, the inner side of the fixed box 101 is provided with guide grooves 103 matched with the guide rails 104, and the guide rails 104 are slidingly connected with the guide grooves 103.

[0053] In the scheme, the adjusting box 1 can be stably slid by the cooperation of the guide rail 104 and the guide groove 103.

[0054] The working principle and use process of the utility model are as follows: first, according to the size of lithium battery, rotate knob 204, and drive adjusting screw 201 to rotate, thereby driving second connecting part 203 to make adjusting box 1 slide out of the inside of fixed box 101 and extend, so as to expand, and different lengths of lithium batteries can be installed and connected; when lithium battery needs to be taken out, the user pinches pinch strip 402 at the same time, so that the two groups of pinch strips 402 are close to each other, thereby driving the sliding of L-shaped plate 401, so as to drive extrusion block 404 to move to the inside of limiting groove 102 from guide block 405, and limiting block 304 is moved to the inside of fixed plate 302 from the inside of adjusting box 1 or fixed box 101, thereby releasing the fixation of fixed plate 302, so that reset spring 301 drives fixed plate 302 to eject lithium battery, thereby facilitating the taking out of lithium battery.

[0055] The basic principle, main features and advantages of the utility model are shown and described above. Those skilled in the art should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions in the specification are only the principles of the utility model. Without departing from the spirit and scope of the utility model, the utility model can have various changes and improvements, and these changes and improvements all fall within the scope of the claimed utility model. The protection scope required by the utility model is defined by the appended claims and their equivalents.

Claims

1. An expandable lithium battery connection device, characterized by, Include: Fixed box (101), one side of the fixed box (101) is provided with an adjusting box (1) slidingly; Adjusting mechanism (2), the adjusting mechanism (2) is fixedly arranged outside the adjusting box (1), used for adjusting the distance between the adjusting box (1) and the fixed box (101); The taking-out mechanism (3) comprises a fixed plate (302), and the fixed plate (302) is elastically arranged in the adjusting box (1) and the fixed box (101) respectively; The limiting mechanism (4) comprises a pressing block (404), and the pressing block (404) is slidingly arranged on the side wall of the adjusting box (1) and the fixed box (101), so that the fixed plate (302) can be popped up or fixed.

2. The scalable lithium battery connection device of claim 1, wherein: The adjusting mechanism (2) comprises a first connecting part (202) and a second connecting part (203), the second connecting part (203) is fixedly connected to the outside of the adjusting box (1), the first connecting part (202) is fixedly connected to the outside of the fixed box (101), the second connecting part (203) is rotatably connected with the adjusting screw (201) in the inside, and the adjusting screw (201) is threadedly connected with the first connecting part (202).

3. An expandable lithium battery connection device according to claim 2, wherein: One end of the adjusting screw (201) is fixedly connected with a knob (204).

4. The scalable lithium battery connection device of claim 1, wherein: The taking-out mechanism (3) further comprises a plurality of groups of reset springs (301), the upper end of the reset spring (301) is fixedly connected with the fixed plate (302), and the lower end of the reset spring (301) is fixedly connected with the bottom of the adjusting box (1) and the fixed box (101) respectively.

5. The scalable lithium battery connection device of claim 1, wherein: The adjusting box (1) and the fixed box (101) are provided with a limiting groove (102) through the side wall close to the fixed plate (302), and the pressing block (404) is slidingly arranged in the limiting groove (102).

6. An expandable lithium battery connection device according to claim 5, wherein: The two sides of the fixed plate (302) are provided with a limiting block (304) which can be extended and clamped in the limiting groove (102).

7. An expandable lithium battery connection device according to claim 6, wherein: One side of the limiting block (304) is fixedly connected with a guide rod (303), the guide rod (303) is slidingly arranged in the inside of the fixed plate (302), the guide rod (303) is sleeved with a limiting spring (305), and the two ends of the limiting spring (305) are fixedly connected with the fixed plate (302) and the limiting block (304) respectively, so that the limiting block (304) can be telescoped in the fixed plate (302).

8. An expandable lithium battery connection device according to claim 7, wherein: The limiting mechanism (4) further comprises two groups of mounting blocks (403), the mounting blocks (403) are fixedly arranged on the side walls of the adjusting box (1) and the fixed box (101) respectively in parallel with the limiting groove (102), the L-shaped plate (401) is slidingly connected in the mounting block (403), one end of the L-shaped plate (401) is fixedly connected with the pressing block (404), and the other end of the L-shaped plate (401) is fixedly connected with a pinch strip (402).

9. An expandable lithium battery connection device according to claim 8, wherein: The limiting mechanism (4) further comprises two groups of guide blocks (405) fixedly arranged on the side walls of the adjusting box (1) and the fixing box (101), one side of each guide block (405) is provided with two groups of through grooves in communication with the limiting grooves (102), and the extrusion blocks (404) are slidingly connected to the interiors of the guide blocks (405).

10. The scalable lithium battery connection device of claim 1, wherein: The adjusting box (1) is fixedly connected with two groups of guide rails (104) on the front and rear sides, the inner side of the fixing box (101) is provided with guide grooves (103) matched with the guide rails (104), and the guide rails (104) are slidingly connected with the guide grooves (103).

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