BMS fixing device

Abstract

The utility model relates to the technical field of BMS installation, and discloses a BMS fixing device which comprises a bearing frame and a fixing mechanism arranged in the bearing frame, the fixing mechanism comprises an F-shaped support arranged at the bottom of the inner wall of the bearing frame in a sliding mode, and the inner wall of the side face of the F-shaped support is connected with a first sliding block in a sliding mode; a spring is fixedly connected to the inner wall of the first sliding block, an extrusion block is fixedly connected to the other end of the spring, a limiting block is fixedly connected to the side wall of the bottom of the extrusion block, the outer wall of the other end of the limiting block is slidably connected with the inner wall of the side face of the F-shaped support, and a first L-shaped connecting block is fixedly connected to the outer wall of the first sliding block; and a bearing plate is fixedly mounted on the other side of the L-shaped connecting block I. By arranging the fixing mechanism, the BMS can be conveniently clamped and fixed during stacked mounting through the F-shaped supports on the two sides, the lifting height of the bearing plate can be adjusted, and BMS of different models and different thicknesses can be conveniently clamped and fixed.

Description

TECHNICAL FIELD

[0001] The utility model relates to BMS installation technical field, concretely is a kind of BMS fixing device. BACKGROUND

[0002] BMS, i.e. battery management system, the link between battery and user. The main object of BMS is secondary battery, and the purpose is to improve the utilization rate of battery, prevent overcharge and overdischarge of battery, prolong the service life of battery, monitor the state of battery.

[0003] According to the BMS fixing device of Chinese patent CN221009142U, the main body structure of the bracket is designed as F type, and multiple BMS plates can be vertically installed in a top-down stacking manner, saving the layout size in the horizontal direction, and the occupied space is small. The installation structure of BMS plate is simple, and the installation process is convenient.

[0004] However, there are still some deficiencies in the patent. The F-shaped bracket in the device is used to vertically install multiple BMSs in a top-down stacking manner. The space inside the F-shaped bracket is fixed and cannot be changed. Therefore, the F-shaped bracket in the device cannot be used to install and fix BMSs with different specifications and thicknesses, which affects the use range of the fixing device. Therefore, we propose a BMS fixing device. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a BMS fixing device, which solves the problems raised in the background technology.

[0006] In order to achieve the above object, the utility model provides the following technical scheme: a BMS fixing device, including bearing frame and fixed mechanism who sets in the inside of bearing frame, the fixed mechanism includes F type support who slides in the bottom of bearing frame inner wall, the side face inner wall of F type support is connected with sliding block no.

[0007] Preferably, the outer wall of the bearing frame is fixedly installed with a fixing frame, the inner wall of the fixing frame is fixedly installed with a double-head motor, the output end of the double-head motor is fixedly installed with a lead screw, the outer wall of the lead screw is threadedly connected with a sleeve block, the outer wall of the sleeve block is slidably connected with the side inner wall of the bearing frame, and the other end side wall of the sleeve block is fixedly connected with the outer wall of the F-shaped support. After the height adjustment of the bearing plate is completed, the operator places the BMS on the top of the bearing plate in sequence, then starts the double-head motor, and drives the lead screw to rotate. In the process of rotating the lead screw, the two sleeve blocks are relatively close, the sleeve block drives the two F-shaped supports to be relatively close, and the inner wall of the F-shaped support is attached to the outer wall of the BMS, thereby achieving the purpose of installing and fixing the BMS.

[0008] Preferably, the surface of the bearing plate is provided with a protection mechanism, the protection mechanism comprises a protection layer arranged on the surface of the bearing plate, the inner wall top of the protection layer is provided with an anti-skid layer, the bottom of the anti-skid layer is provided with a heat insulation layer, the bottom of the heat insulation layer is provided with a compression-resistant layer, and the bottom of the compression-resistant layer is provided with an elastic reset layer.

[0009] Preferably, the bottom of the bearing frame is fixedly provided with support blocks, the number of the support blocks is two, the two support blocks are equal in size, and the two support blocks are symmetrically distributed on the two sides of the bottom of the bearing frame along the center surface of the bearing frame.

[0010] Preferably, the outer wall of the sleeve block is matched with the inner wall of the side surface of the bearing frame, and the inner wall of the sleeve block is threadedly connected with the outer wall of the lead screw.

[0011] Preferably, the number of the F-shaped supports is two, the two F-shaped supports are equal in size, and the two F-shaped supports are symmetrically distributed along the center surface of the bearing frame.

[0012] Preferably, the number of the bearing plates is six, the bearing plates are divided into two groups, and the two groups of bearing plates are symmetrically distributed along the center surface of the bearing frame.

[0013] Preferably, one end of the limiting block is fixedly connected with the side wall of the extrusion block, and the other end of the limiting block is matched with the inner wall of the side surface of the bearing frame.

[0014] Preferably, the L-shaped connecting block one is equal in size to the L-shaped connecting block two, and the L-shaped connecting block one and the L-shaped connecting block two are symmetrically distributed along the center surface of the bearing plate.

[0015] Preferably, the top of the anti-skid layer is connected with the inner wall top of the protection layer, and the bottom of the anti-skid layer is connected with the top of the heat insulation layer.

[0016] The BMS fixing device has the following beneficial effects:

[0017] (1) The BMS fixing device, by setting the fixing mechanism, when in the process of fixing BMS, because the model of BMS is different, so the thickness of different models of BMS is different, therefore, the spacing of the bearing plate needs to be adjusted, so as to facilitate the installation and fixation of BMS, at this time, the operator can press the extrusion block, make the extrusion block compress the spring, and make the limiting block displace, make the limiting block disengage from the limiting inside the side slot of the F type support, then push the slider one, make the slider one and the slider two slide in the side wall of the F type support, so as to adjust the spacing of the bearing plate, facilitate the installation and fixation of BMS with different thickness, after the adjustment of the moving position of the bearing plate is completed, the operator releases the extrusion block, makes the limiting block inserted into the slot inside the side of the F type support, so as to limit the height of the bearing plate after the height adjustment of the bearing plate is completed, the operator places the BMS on the top of the bearing plate in turn, then starts the double head motor, makes the screw rotate, the two sleeve blocks will be relatively close during the rotation of the screw, makes the sleeve block relatively close with the two F type supports, after the two F type supports relatively close, the inner wall of the F type support will be combined with the outer wall of the BMS, so as to achieve the purpose of installing and fixing the BMS;

[0018] (2) The BMS fixing device, by setting the protection mechanism, after the installation and fixation of BMS are completed, the protection layer is arranged on the surface of the bearing plate, which can protect the bearing plate, the protection layer includes anti-skid layer, heat insulation layer, pressure resistance layer and elastic reset layer, the anti-skid layer can improve the anti-skid effect of BMS on the surface of the bearing plate, the heat insulation layer can prevent a large amount of heat generated during the use of BMS from being effectively dissipated on the bearing plate, and the pressure resistance layer and the elastic reset layer can improve the pressure resistance effect of BMS on the surface of the bearing plate. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is a three-dimensional structure schematic view of the utility model;

[0020] Figure 2 It is a sectional view of the utility model;

[0021] Figure 3 It is a structure schematic view of the fixing mechanism in the utility model;

[0022] Figure 4 It is a sectional view of the local structure of the fixing mechanism in the utility model;

[0023] Figure 5 It is a structure schematic view of the protection mechanism in the utility model;

[0024] Figure 6 It is a layered structure schematic view of the protection mechanism in the utility model.

[0025] In the figure: 1, bearing frame; 2, support block; 31, fixing mechanism; 311, fixing frame; 312, double-head motor; 313, screw rod; 314, sleeve block; 315, F-shaped support; 316, sliding block one; 317, spring; 318, extrusion block; 319, limiting block; 3110, L-shaped connecting block one; 3111, bearing plate; 3112, sliding block two; 3113, L-shaped connecting block two; 32, protection mechanism; 321, protection layer; 322, anti-skid layer; 323, heat insulation layer; 324, compression-resistant layer; 325, elastic reset layer. DETAILED DESCRIPTION

[0026] In order to have a clearer understanding of the technical features, objects and effects of the present application, the specific embodiments of the present application will be described with reference to the accompanying drawings.

[0027] The preferred embodiment of the BMS fixing device provided by the present application is as shown in the figure Figures 1 to 6 The BMS fixing device comprises a bearing frame 1 and a fixing mechanism 31 arranged inside the bearing frame 1. The fixing mechanism 31 comprises an F-shaped support 315 slidingly arranged at the bottom of the inner wall of the bearing frame 1. The side surface inner wall of the F-shaped support 315 is slidingly connected with a sliding block one 316. The inner wall of the sliding block one 316 is fixedly connected with a spring 317. The other end of the spring 317 is fixedly connected with an extrusion block 318. The bottom side wall of the extrusion block 318 is fixedly connected with a limiting block 319. The other end outer wall of the limiting block 319 is slidingly connected with the side surface inner wall of the F-shaped support 315. The outer wall of the sliding block one 316 is fixedly connected with an L-shaped connecting block one 3110. The other side of the L-shaped connecting block one 3110 is fixedly installed with a bearing plate 3111. The other end side wall of the bearing plate 3111 is fixedly installed with an L-shaped connecting block two 3113. The other side of the L-shaped connecting block two 3113 is fixedly installed with a sliding block two 3112. The other end outer wall of the sliding block two 3112 is slidingly connected with the other side inner wall of the F-shaped support 315. The outer wall of the bearing frame 1 is fixedly installed with a fixing frame 311. The inner wall of the fixing frame 311 is fixedly installed with a double-head motor 312. The output end of the double-head motor 312 is fixedly installed with a screw rod 313. The outer wall of the screw rod 313 is threadedly connected with a sleeve block 314. The outer wall of the sleeve block 314 is slidingly connected with the side surface inner wall of the bearing frame 1. The other end side wall of the sleeve block 314 is fixedly connected with the outer wall of the F-shaped support 315.

[0028] In the embodiment, by setting the fixing mechanism 31, when fixing the BMS, due to different models of the BMS, the thicknesses of different models of the BMS are different, so it is necessary to adjust the spacing of the bearing plate 3111 to facilitate the installation and fixation of the BMS. At this time, the operator can press the extrusion block 318 to compress the spring 317 and make the limiting block 319 disengage from the limiting of the inner side slot of the F-shaped support 315, then push the sliding block 316 to make the sliding block 316 and the sliding block 3112 slide in the side wall of the F-shaped support 315 to adjust the spacing of the bearing plate 3111, facilitate the installation and fixation of the BMS with different thicknesses. After the adjustment of the moving position of the bearing plate 3111 is completed, the operator releases the extrusion block 318 to make the limiting block 319 inserted into the slot in the side of the F-shaped support 315 to limit the height of the adjusted bearing plate 3111. After the height adjustment of the bearing plate 3111 is completed, the operator places the BMS on the top of the bearing plate 3111 in sequence, then starts the double-head motor 312 to make the screw rod 313 rotate, which will make the two sleeve blocks 314 relatively close, and the sleeve blocks 314 will make the two F-shaped supports 315 relatively close, and the inner wall of the F-shaped support 315 will be attached to the outer wall of the BMS to achieve the purpose of installing and fixing the BMS.

[0029] The preferred embodiment of the BMS fixing device provided by the utility model has the advantages of Figures 1 to 6 As shown: the surface of the bearing plate 3111 is provided with a protection mechanism 32, the protection mechanism 32 comprises a protection layer 321 arranged on the surface of the bearing plate 3111, the inner wall top of the protection layer 321 is provided with an anti-skid layer 322, the bottom of the anti-skid layer 322 is provided with a heat insulation layer 323, the bottom of the heat insulation layer 323 is provided with a compression-resistant layer 324, and the bottom of the compression-resistant layer 324 is provided with an elastic reset layer 325.

[0030] In the embodiment, by setting the protection mechanism 32, after the installation and fixation of the BMS are completed, the protection layer 321 arranged on the surface of the bearing plate 3111 can achieve the protection of the bearing plate 3111. The protection layer 321 internally comprises an anti-skid layer 322, a heat insulation layer 323, a compression-resistant layer 324 and an elastic reset layer 325. The anti-skid layer 322 can improve the anti-skid effect of the BMS on the surface of the bearing plate 3111. The heat insulation layer 323 can prevent a large amount of heat generated during the use of the BMS from being effectively dissipated on the bearing plate 3111. The compression-resistant layer 324 and the elastic reset layer 325 can improve the compression resistance of the BMS on the surface of the bearing plate 3111.

[0031] Further, the bottom of the bearing frame 1 is fixedly provided with support blocks 2, the number of the support blocks 2 is two, the two support blocks 2 are equal in size, and the two support blocks 2 are symmetrically distributed on both sides of the bottom of the bearing frame 1 along the center plane of the bearing frame 1, so that the bearing frame 1 can be supported by the two support blocks 2.

[0032] Further, the outer wall of the sleeve block 314 is matched with the inner wall of the side of the bearing frame 1, and the inner wall of the sleeve block 314 is threadedly connected with the outer wall of the lead screw 313, so that the sleeve block 314 can be moved transversely on the outer wall by rotating the lead screw 313.

[0033] Further, the number of the F-shaped supports 315 is two, the two F-shaped supports 315 are equal in size, and the two F-shaped supports 315 are symmetrically distributed along the center plane of the bearing frame 1, so that the BMS can be conveniently installed and fixed by the two F-shaped supports 315.

[0034] Further, the number of the bearing plates 3111 is six, which are divided into two groups, and the two groups of bearing plates 3111 are symmetrically distributed along the center plane of the bearing frame 1, so that a plurality of BMSs can be conveniently stacked and installed.

[0035] Further, one end of the limiting block 319 is fixedly connected with the side wall of the extrusion block 318, and the other end of the limiting block 319 is matched with the inner wall of the side of the bearing frame 1.

[0036] Further, the L-shaped connecting block one 3110 and the L-shaped connecting block two 3113 are equal in size and symmetrically distributed along the center plane of the bearing plate 3111.

[0037] In addition, the top of the anti-skid layer 322 is connected with the inner wall of the top of the protective layer 321, and the bottom of the anti-skid layer 322 is connected with the top of the heat insulation layer 323.

[0038] Working principle: when fixing the BMS, because the models of the BMS are different, the thicknesses of the different models of the BMS are different, therefore the spacing of the bearing plate 3111 needs to be adjusted to facilitate the installation and fixation of the BMS, at this time, the operator can press the extrusion block 318 to compress the spring 317 and make the limiting block 319 displace, after the limiting block 319 is disengaged from the limiting of the inside of the side slot of the F-shaped support 315, the sliding block one 316 is pushed to make the sliding block one 316 and the sliding block two 3112 slide in the side inner wall of the F-shaped support 315 to adjust the spacing of the bearing plate 3111 to facilitate the installation and fixation of the BMS with different thicknesses, after the adjustment of the moving position of the bearing plate 3111 is completed, the operator releases the extrusion block 318 to make the limiting block 319 inserted into the slot inside the side of the F-shaped support 315 to limit the height of the adjusted bearing plate 3111, after the height adjustment of the bearing plate 3111 is completed, the operator places the BMS on the top of the bearing plate 3111 in turn, then starts the double-head motor 312 to make the screw rod 313 rotate, the screw rod 313 rotates to make the two sleeve blocks 314 relatively close to make the sleeve blocks 314 relatively close to the two F-shaped supports 315, after the two F-shaped supports 315 relatively close, the inner wall of the F-shaped support 315 is attached to the outer wall of the BMS to achieve the purpose of installing and fixing the BMS, after the installation and fixation of the BMS are completed, the protective layer 321 arranged on the surface of the bearing plate 3111 can achieve the protection of the bearing plate 3111, the protective layer 321 inside includes the anti-skid layer 322, the heat insulation layer 323, the pressure-resistant layer 324 and the elastic reset layer 325, the anti-skid layer 322 can improve the anti-skid effect of the BMS on the surface of the bearing plate 3111, the heat insulation layer 323 can prevent a large amount of heat generated by the BMS during use from being unable to be effectively dissipated by the bearing plate 3111, the pressure-resistant layer 324 and the elastic reset layer 325 can improve the pressure-resistant effect of the BMS on the surface of the bearing plate 3111.

[0039] The above merely illustrates the specific implementation of the present application, and is not used to limit the scope of the present application. Any person skilled in the art can make equivalent changes and modifications without departing from the concept and principle of the present application, which shall fall within the scope of the present application. It should be noted that the components of the present application are not limited to the above overall application, and the technical features described in the specification of the present application can be selected for single use or combined use according to actual needs, therefore, the present application naturally covers other combinations and specific applications related to the present case.

Claims

1. A BMS fixing device comprising a bearing frame (1) and a fixing mechanism (31) arranged inside the bearing frame (1), characterized in that: The fixing mechanism (31) comprises an F-shaped support (315) slidingly arranged at the bottom of the inner wall of the bearing frame (1), the inner wall of the side of the F-shaped support (315) is slidingly connected with a sliding block one (316), the inner wall of the sliding block one (316) is fixedly connected with a spring (317), the other end of the spring (317) is fixedly connected with a pressing block (318), the bottom side wall of the pressing block (318) is fixedly connected with a limiting block (319), the other end of the outer wall of the limiting block (319) is slidingly connected with the inner wall of the side of the F-shaped support (315), the outer wall of the sliding block one (316) is fixedly connected with an L-shaped connecting block one (3110), the other side of the L-shaped connecting block one (3110) is fixedly installed with a bearing plate (3111), the other end side wall of the bearing plate (3111) is fixedly installed with an L-shaped connecting block two (3113), the other side of the L-shaped connecting block two (3113) is fixedly installed with a sliding block two (3112), and the other end of the outer wall of the sliding block two (3112) is slidingly connected with the inner wall of the other side of the F-shaped support (315).

2. The BMS fixture of claim 1, wherein: The outer wall of the bearing frame (1) is fixedly installed with a fixing frame (311), the inner wall of the fixing frame (311) is fixedly installed with a double-head motor (312), the output end of the double-head motor (312) is fixedly installed with a lead screw (313), the outer wall of the lead screw (313) is threadedly connected with a sleeve block (314), the outer wall of the sleeve block (314) is slidingly connected with the inner wall of the side of the bearing frame (1), and the other end side wall of the sleeve block (314) is fixedly connected with the outer wall of the F-shaped support (315).

3. The BMS fixture of claim 1, wherein: The surface of the bearing plate (3111) is provided with a protection mechanism (32), the protection mechanism (32) comprises a protection layer (321) arranged on the surface of the bearing plate (3111), the inner wall top of the protection layer (321) is provided with an anti-skid layer (322), the bottom of the anti-skid layer (322) is provided with a heat insulation layer (323), the bottom of the heat insulation layer (323) is provided with a pressure-resistant layer (324), and the bottom of the pressure-resistant layer (324) is provided with an elastic reset layer (325).

4. The BMS fixture of claim 1, wherein: The bottom of the bearing frame (1) is fixedly installed with support blocks (2), the number of the support blocks (2) is two, the two support blocks (2) are equal in size, and the two support blocks (2) are distributed on the two sides of the bottom of the bearing frame (1) along the center of the bearing frame (1).

5. The BMS fixture of claim 2, wherein: The outer wall of the sleeve block (314) is matched with the inner wall of the side of the bearing frame (1), and the inner wall of the sleeve block (314) is threadedly connected with the outer wall of the lead screw (313).

6. The BMS fixture of claim 1, wherein: The number of the F-shaped supports (315) is two, the two F-shaped supports (315) are equal in size, and the two F-shaped supports (315) are symmetrically distributed along the center of the bearing frame (1).

7. The BMS fixture of claim 1, wherein: The number of the bearing plates (3111) is six, which are divided into two groups, and the two groups of bearing plates (3111) are symmetrically distributed along the center of the bearing frame (1).

8. The BMS fixture of claim 1, wherein: One end of the limiting block (319) is fixedly connected with the side wall of the extrusion block (318), and the other end of the limiting block (319) is matched with the inner wall of the side of the bearing frame (1).

9. The BMS fixture of claim 1, wherein: The L-shaped connecting block one (3110) and the L-shaped connecting block two (3113) are equal in size and are symmetrically distributed along the center of the bearing plate (3111).

10. The BMS fixture of claim 3, wherein: The top of the anti-skid layer (322) is connected with the inner wall top of the protection layer (321), and the bottom of the anti-skid layer (322) is connected with the top of the heat insulation layer (323).

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