Battery equalizer

Abstract

The utility model relates to the technical field of battery equalizers, and discloses a battery equalizer which comprises a shell, four groups of fixing columns are fixedly connected to the inner bottom of the shell, shockproof assemblies are slidably connected to the interiors of the four groups of fixing columns, and supporting springs are fixedly connected to the inner side wall of the shell. A cooling plate is fixedly connected to the other side of the supporting spring, a cavity is formed in the cooling plate, cooling liquid is placed in the cavity, a cooling assembly is connected to the interior of the cavity in a penetrating mode, and three sets of wiring ports are formed in the surface of the shell. According to the battery equalizer, through the arrangement of the cooling assembly, when equipment is used, the equalizer body can generate heat, the heat is absorbed by cooling liquid in the cooling plates through contact with the cooling plates on the two sides, and then the heat in the cooling liquid is transmitted to the external environment through the heat conducting fins, so that the effect of cooling the equalizer body is achieved; and equipment damage caused by too high temperature is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of battery equalizers, in particular to a battery equalizer. Background Art

[0002] Based on the characteristics of lithium-ion batteries themselves, if you want to use them safely and stably and have a long life, you must take charging and discharging protection measures, that is, when charging reaches a certain voltage, you must protect it from overcharging, and when discharging reaches a certain voltage, you must protect it from over-discharging. This requires a battery balancer to achieve this.

[0003] A lithium-ion battery equalizer disclosed in the announcement number CN219394459U comprises a battery equalizer body and a mounting base, wherein sliding plates are symmetrically fixed on the front and rear sides of the battery equalizer body, a mounting side plate is fixed on the top of the mounting base, and a sliding groove for the sliding plate to be embedded and slid is provided on the inner side of the mounting side plate; the battery equalizer of the utility model only needs to be installed by fixing the mounting base at the use position of the equalizer, and then the equalizer can be quickly fixed or disassembled by the mounting mechanisms of various parts provided in the device, and the battery equalizer can be conveniently replaced or repaired in subsequent use with the help of the mounting mechanism, and the battery equalizer is also provided with silicone pads and rubber pads to realize protective components, which can further reduce the probability of damage to the equalizer, provide convenience to maintenance personnel, and provide convenience to the majority of users, and is easy to use.

[0004] However, the battery equalizer has the following disadvantages: it is not easy to cool the equalizer body when the device is in use, and it is not easy to buffer the wire interface when the wire is pulled externally. Utility Model Content

[0005] 1. Technical issues to be resolved

[0006] The technical problem solved by the utility model is to provide a battery equalizer with high practicality, simple operation and relatively simple structure, which solves the problem of difficulty in cooling the equalizer body mentioned in the above background technology.

[0007] (II) Technical solution

[0008] To achieve the above purpose, the utility model is implemented through the following technical solutions: a battery equalizer, including a shell, the inner bottom of the shell is fixedly connected with four groups of fixing columns, the four groups of fixing columns are slidably connected inside the shockproof components, the inner side wall of the shell is fixedly connected with a support spring, the other side of the support spring is fixedly connected with a cooling plate, the cooling plate is provided with a cavity inside, the cavity is filled with coolant, the cavity is connected with a cooling component, the surface of the shell is provided with three groups of wiring ports, the wiring ports are plugged with wires, the surface of the wires is plugged with two groups of connecting plates, the surface of the connecting plate is provided with a slide groove, and the slide groove is slidably connected with a buffer component.

[0009] Optionally, the shock-proof assembly includes a sliding rod slidably connected to the inside of four groups of fixed columns, a shock-absorbing spring is sleeved on the surface of the sliding rod, one end of the shock-absorbing spring is fixedly connected to the lower surface of the sliding rod, and the other end of the shock-absorbing spring is fixedly connected to the upper surface of the fixed column, and the shock-absorbing spring is convenient for alleviating external pressure.

[0010] Optionally, the cooling component includes a hose connected to the inside of the cavity, and the other end of the hose is sleeved with a heat conductive sheet, and the lower surface of the heat conductive sheet is in contact with the coolant inside the hose, so that the heat conductive sheet facilitates heat dissipation.

[0011] Optionally, the buffer assembly includes a sliding block slidably connected to the inside of the slide groove, the bottom surface of the sliding block is fixedly connected to a buffer spring, the surface of the sliding block is provided with a connecting hole, the wire is plugged into the inside of the connecting hole, and the buffer spring facilitates supporting the sliding block.

[0012] Optionally, an observation window is provided on the top surface of the shell, and the material of the observation window is glass, and the observation window is convenient for observing the internal situation of the shell.

[0013] Optionally, four groups of threaded holes are opened on the bottom surface of the shell, and the internal threads of the threaded holes are connected with four groups of threaded columns, which are convenient for fixing the shell.

[0014] (III) Beneficial effects

[0015] The utility model provides a battery equalizer, which has the following beneficial effects:

[0016] 1. The battery balancer, through the setting of the cooling component, when the equipment is in use, the balancer body will generate heat, and the heat will be absorbed by the coolant inside the cooling plate through contact with the cooling plates on both sides, and then the heat in the coolant will be transferred to the external environment by the heat conducting sheet, thereby achieving the effect of cooling the balancer body and avoiding damage to the equipment caused by too high temperature.

[0017] 2. The battery equalizer, through the setting of the shockproof component, when the device is in use, the sliding rod at the bottom of the equalizer body is forced to squeeze the shock-absorbing spring to reduce the external pressure on the equalizer body, thereby achieving a shock-absorbing effect and avoiding damage to the device during transportation.

[0018] 3. The battery equalizer, through the setting of the buffer component, when the wire is pulled externally, the sliding block, supported by the buffer spring, arches the wire to form a certain arc. When pulled by the outside, the wire moves downward with the sliding block to squeeze the buffer spring until it is straight, thereby achieving the effect of buffering the wire and the wire interface, preventing the wire from being pulled off the interface by the outside. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0020] Figure 2 This is a schematic diagram of the cooling component structure of the utility model;

[0021] Figure 3 This is a schematic diagram of the structure of the anti-vibration component of the utility model;

[0022] Figure 4 This is a schematic diagram of the structure of the buffer component of the utility model.

[0023] In the figure: 1. Shell; 2. Fixed column; 3. Shockproof assembly; 301. Sliding rod; 302. Shock-absorbing spring; 303. Placement plate; 304. Equalizer body; 4. Support spring; 5. Cooling plate; 6. Cooling assembly; 601. Hose; 602. Heat conducting sheet; 7. Wire; 8. Connecting plate; 9. Buffer assembly; 901. Sliding block; 902. Buffer spring; 10. Observation window; 11. Threaded column. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] See also Figures 1 to 4The utility model provides a technical solution: a battery equalizer, including a shell 1, four groups of fixed columns 2 are fixedly connected to the inner bottom of the shell 1, and the four groups of fixed columns 2 are internally slidably connected with a shockproof component 3. Through the setting of the shockproof component 3, when the device is in use, the sliding rod 301 at the bottom of the equalizer body 304 is forced to squeeze the shock-absorbing spring 302 to reduce the external pressure on the equalizer body 304, thereby achieving a shock-absorbing effect and avoiding damage to the device during transportation. The inner side wall of the shell 1 is fixedly connected to a support spring 4, and the other side of the support spring 4 is fixedly connected to a cooling plate 5. A cavity is opened inside the cooling plate 5, and a coolant is placed inside the cavity. A cooling component 6 is connected to the inside of the cavity. Through the setting of the cooling component 6, when the device is in use, the equalizer body 304 generates heat, which contacts the cooling plates 5 on both sides. The heat is absorbed by the coolant inside the cooling plate 5, and then the heat in the coolant is transferred to the external environment by the heat conducting sheet 602, thereby achieving the effect of cooling the equalizer body 304, avoiding damage to the equipment caused by too high temperature. The surface of the shell 1 is provided with three groups of wiring ports, and the wiring ports are plugged with wires 7. The surfaces of the wires 7 are plugged with two groups of connecting plates 8. The surfaces of the connecting plates 8 are provided with slide grooves, and the inside of the slide grooves is slidably connected with a buffer component 9. Through the setting of the buffer component 9, when the wire 7 is pulled by the outside, the sliding block 901, supported by the buffer spring 902, arches the wire 7 to form a certain arc. When pulled by the outside, the wire 7 moves downward with the sliding block 901 to squeeze the buffer spring 902 until it is straight, thereby achieving the effect of buffering the wire 7 and the interface of the wire 7, avoiding the wire 7 being pulled off from the interface by the outside.

[0026] The anti-vibration assembly 3 includes a sliding rod 301 slidably connected to the inside of the four groups of fixed columns 2, a shock absorbing spring 302 is sleeved on the surface of the sliding rod 301, one end of the shock absorbing spring 302 is fixedly connected to the lower surface of the sliding rod 301, and the other end of the shock absorbing spring 302 is fixedly connected to the upper surface of the fixed column 2, and a placement plate 303 is fixedly connected to the top of the sliding rod 301, and an equalizer body 304 is placed on the surface of the placement plate 303. Through the setting of the anti-vibration assembly 3, when the device is in use, the sliding rod 301 at the bottom of the equalizer body 304 is forced to squeeze the shock absorbing spring 302 to reduce the external pressure on the equalizer body 304, thereby achieving a shock absorbing effect and avoiding damage to the device during transportation;

[0027] The cooling component 6 includes a hose 601 that is connected to the inside of the cavity, and the other end of the hose 601 is sleeved with a heat conductive sheet 602. The lower surface of the heat conductive sheet 602 is in contact with the coolant inside the hose 601. Through the setting of the cooling component 6, when the device is in use, the equalizer body 304 will generate heat, which is in contact with the cooling plates 5 on both sides, and the heat is absorbed by the coolant inside the cooling plates 5. Then, the heat in the coolant is transferred to the external environment by the heat conductive sheet 602, thereby achieving the effect of cooling the equalizer body 304 and avoiding damage to the device caused by too high temperature.

[0028] The buffer assembly 9 includes a sliding block 901 slidably connected to the inside of the slide groove, a buffer spring 902 is fixedly connected to the bottom surface of the sliding block 901, a connection hole is opened on the surface of the sliding block 901, and the wire 7 is inserted into the inside of the connection hole. Through the setting of the buffer assembly 9, when the wire 7 is pulled by the outside, the sliding block 901, supported by the buffer spring 902, arches the wire 7 to form a certain arc. When pulled by the outside, the wire 7 moves downward with the sliding block 901 to squeeze the buffer spring 902 until it is straight, thereby achieving the effect of buffering the wire 7 and the interface of the wire 7, preventing the wire 7 from being pulled off from the interface by the outside;

[0029] The top surface of the housing 1 is provided with an observation window 10, which is made of glass. The arrangement of the observation window 10 facilitates observation of the internal conditions of the housing 1.

[0030] Four groups of threaded holes are provided on the bottom surface of the housing 1 , and the internal threads of the threaded holes are connected with four groups of threaded columns 11 . The arrangement of the threaded columns 11 serves to fix the housing 1 .

[0031] In the utility model, the working steps of the device are as follows:

[0032] Step 1: When the device is in use, the equalizer body 304 generates heat. The heat is absorbed by the coolant inside the coolant plates 5 by contacting the coolant plates 5 on both sides. The heat in the coolant is then transferred to the external environment by the heat conducting sheet 602 to cool the equalizer body 304, thus preventing the device from being damaged by excessively high temperatures.

[0033] Step 2: When the device is in use, the sliding rod 301 at the bottom of the equalizer body 304 is pressed against the shock absorbing spring 302 to reduce the external pressure on the equalizer body 304, thereby preventing the device from being damaged during transportation;

[0034] Step 3: When the wire 7 is pulled externally, the sliding block 901, supported by the buffer spring 902, arches the wire 7 to form a certain arc. When pulled by the outside, the wire 7 moves downward along with the sliding block 901 to squeeze the buffer spring 902 until it is straight, thereby buffering the wire 7 and the interface of the wire 7 to prevent the wire 7 from being pulled off from the interface by the outside.

[0035] It should be noted that the equipment structure and drawings of the utility model mainly describe the principle of the utility model. In terms of the technology of the design principle, the settings of the power mechanism, power supply system and control system of the device are not fully described. On the premise that the technical personnel in this field understand the principle of the above utility model, the details of the power mechanism, power supply system and control system can be clearly known. The control method of the application document is automatic control through a controller, and the control circuit of the controller can be realized by simple programming by the technical personnel in this field;

[0036] The standard parts used therein can all be purchased from the market and can be customized according to the instructions and drawings. The specific connection methods of each part adopt conventional means such as mature bolts, rivets, welding, etc. in the prior art. The machinery, parts and equipment all adopt conventional models in the prior art, and the structures and principles of the components known to technical personnel in this field can be known by these technical personnel through technical manuals or through conventional experimental methods.

[0037] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A battery equalizer, comprising a housing (1), characterized in that: The inner bottom of the shell (1) is fixedly connected with four groups of fixed columns (2), and the four groups of fixed columns (2) are slidably connected to the inside of the anti-vibration components (3). The inner wall of the shell (1) is fixedly connected with a support spring (4), and the other side of the support spring (4) is fixedly connected with a cooling plate (5). The cooling plate (5) has a cavity inside, and a coolant is placed inside the cavity. The inside of the cavity is connected with a cooling component (6). The surface of the shell (1) is provided with three groups of wiring ports, and the inside of the wiring ports is plugged with electric wires (7). The surface of the electric wires (7) is plugged with two groups of connecting plates (8), and the surface of the connecting plate (8) is provided with a slide groove, and the inside of the slide groove is slidably connected with a buffer component (9).

2. A battery equalizer according to claim 1, characterized in that: The anti-vibration assembly (3) comprises a sliding rod (301) slidably connected to the inside of four groups of fixed columns (2); a shock-absorbing spring (302) is sleeved on the surface of the sliding rod (301); one end of the shock-absorbing spring (302) is fixedly connected to the lower surface of the sliding rod (301); the other end of the shock-absorbing spring (302) is fixedly connected to the upper surface of the fixed column (2); a placement plate (303) is fixedly connected to the top of the sliding rod (301); and an equalizer body (304) is placed on the surface of the placement plate (303).

3. A battery equalizer according to claim 1, characterized in that: The cooling component (6) comprises a hose (601) which is connected to the inside of the cavity, and the other end of the hose (601) is sleeved with a heat conducting plate (602), and the lower surface of the heat conducting plate (602) is in contact with the cooling liquid inside the hose (601).

4. A battery equalizer according to claim 1, characterized in that: The buffer assembly (9) comprises a sliding block (901) slidably connected to the inside of the slide groove, the bottom surface of the sliding block (901) is fixedly connected to a buffer spring (902), the surface of the sliding block (901) is provided with a connection hole, and the electric wire (7) is plugged into the inside of the connection hole.

5. A battery equalizer according to claim 1, characterized in that: An observation window (10) is provided on the top surface of the housing (1), and the material of the observation window (10) is glass.

6. A battery equalizer according to claim 1, characterized in that: The bottom surface of the housing (1) is provided with four groups of threaded holes, and the internal threads of the threaded holes are connected with four groups of threaded columns (11).

Images