CN210257921U

CN210257921U - Vehicle-mounted battery heating device

Info

Publication number: CN210257921U
Application number: CN201921170449.7U
Authority: CN
Inventors: 宋文锋; 吕益飞; 孔明哲; 袁军
Original assignee: Anhui Liweineng Power Battery Co Ltd
Current assignee: Anhui Liweineng Power Battery Co Ltd
Priority date: 2019-07-24
Filing date: 2019-07-24
Publication date: 2020-04-07
Anticipated expiration: 2029-07-24

Abstract

The utility model discloses a vehicle-mounted battery heating system that generates heat, including placing the case, place incasement joint battery body, cup joint the heat-absorbing pipe on battery body's the outer wall, the connecting pipe is connected at the both ends of heat-absorbing pipe, and the connecting pipe runs through and places the case and connect the exothermal pipe, and the heat-absorbing pipe, the heat exchange oil is filled in connecting pipe and the exothermal pipe, installs the circulating pump on the connecting pipe, and it has the air intake to place to open on one side curb plate of case, and it has the air exit to place to open on the opposite side curb plate of case, and the air. The opening and closing mechanism seals the air inlet and the air outlet firstly, the inner cavity of the box is placed in an airtight state, heat emitted by the working process of the battery body heats heat exchange oil in the heat absorption pipe, the circulating pump conveys the heated heat exchange oil into the heat release pipe through the connecting pipe, the air in the carriage is heated through the heat release pipe, the heating effect is achieved, when the temperature in the box is placed to be too high, the opening and closing mechanism opens the air inlet and the air outlet, and the box is placed to be cooled.

Description

Vehicle-mounted battery heating device

Technical Field

The utility model relates to a new energy automobile technical field specifically is a vehicle-mounted battery heating system that generates heat.

Background

More and more new energy vehicles using batteries as power are provided, the power batteries of the electric vehicles can generate heat in the using process, the normal working temperature of the batteries is-30-52 ℃, therefore, the batteries are often required to be radiated, the phenomenon that the working temperature of the batteries is too high due to continuous heating of the batteries so as to influence the performance of the batteries is avoided, the heat generated by the batteries is also obtained by rotating the electric quantity of the batteries, the energy utilization rate of the batteries is reduced due to direct discharge of the heat, and therefore, a vehicle-mounted battery heating device is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a vehicle-mounted battery heating system that generates heat to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a vehicle-mounted battery heating device comprises a placing box, wherein the bottom of an inner cavity of the placing box is fixedly provided with a clamping seat, the clamping seat is internally clamped with a battery body, the outer wall of the battery body is sleeved with a heat absorption pipe, two ends of the heat absorption pipe are respectively and fixedly connected with one end of a connecting pipe, the other ends of the two connecting pipes penetrate through a side plate of the placing box and are respectively and fixedly connected with two ends of a heat release pipe, the heat-releasing pipe is arranged in the carriage of the automobile, heat-exchanging oil is filled in the heat-absorbing pipe, the connecting pipes and the heat-releasing pipe, one connecting pipe is provided with a circulating pump, the top opening end of the placing box is provided with a box cover through a bolt, the box cover is provided with a wiring port, a sealing sleeve is clamped in the wiring port, an air inlet is formed in a side plate on one side of the placing box, an air outlet is formed in a side plate on the other side of the placing box, and an opening and closing mechanism is installed on the placing box at the air inlet and the air outlet.

Preferably, insulation sleeves are fixedly sleeved on the inner wall of the placing box, the bottom of the box cover and the outer wall of the connecting pipe, an elastic rubber pad is fixedly installed on the inner wall of the clamping seat, the heat absorbing pipe is of a spiral structure, and the heat releasing pipe is of a bent snake-shaped structure.

Preferably, the wiring port is located directly over the wiring terminal at the top of the battery body, the wiring port is of a funnel-shaped structure, the bottom of the sealing sleeve is of an elastic rubber hollow round platform structure attached to the wiring port, and the top of the sealing sleeve is of a disc structure connected with the box cover through screws.

Preferably, the starting and stopping mechanism includes closing plate and fan, equal fixed mounting fan in air intake and the air outlet, the top of placing the equal articulated closing plate of incasement wall that places at air intake top and air outlet top, the closing plate closely presses on placing the case, the closing plate is close to the fixed embedded installation permanent magnet in one side bottom of placing the case, the equal embedded installation electro-magnet of the incasement wall that places of air intake bottom and air outlet bottom, place the last fixed mounting temperature sensitive switch of incasement wall, temperature sensitive switch passes through the wire electricity and connects battery body, and electro-magnet, fan and temperature sensitive switch pass through the wire and establish ties.

Preferably, the electromagnet and the permanent magnet are opposite in magnetism on the side close to each other, and the thermal switch is a normally open thermal switch KSD 301.

Compared with the prior art, the beneficial effects of the utility model are that: the heat generated by the battery body during working heats the heat exchange oil in the heat absorption pipe, and the circulating pump conveys the heated heat exchange oil into the heat release pipe through the connecting pipe, so that the air in the carriage is heated through the heat release pipe in cold weather, and the heating effect is achieved, so that the heat radiated by the battery body is recycled, the energy utilization rate is improved, and the temperature of the battery body is reduced; the opening and closing mechanism seals the air inlet and the air outlet when the temperature in the placing box is low, so that the placing box is sealed, the heat absorption pipe can absorb the heat emitted by the battery body conveniently, and the air inlet and the air outlet are opened when the temperature in the placing box is too high, so that the air in the placing box and the outside air can be circulated, the temperature in the placing box is reduced, the influence on the performance of the battery body caused by too high temperature is avoided, and the use is convenient; after the automobile power line penetrates through the sealing sleeve and is electrically connected with the wiring terminal of the battery body, the sealing sleeve is pressed, so that the round platform at the bottom of the sealing sleeve is clamped in the wiring port, the sealing sleeve is compressed to seal the wiring port, the dissipation of heat in the box is avoided, and the loosening of the automobile power line can be prevented.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged schematic view of the structure at A of FIG. 1 according to the present invention;

FIG. 3 is a schematic view of the structure of the heat absorbing tube of the present invention;

fig. 4 is a schematic view of the structure of the sealing sleeve of the present invention.

In the figure: the device comprises a placement box 1, a clamping seat 2, a battery body 3, a heat absorption pipe 4, a connecting pipe 5, a heat release pipe 6, an air inlet 7, an air outlet 8, an opening and closing mechanism 9, a sealing plate 91, a fan 92, a permanent magnet 93, an electromagnet 94, a thermosensitive switch 95, a box cover 10, a heat insulation sleeve 11, a circulating pump 12, a wiring port 13 and a sealing sleeve 14.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a vehicle-mounted battery heating device comprises a placing box 1, a clamping seat 2 is fixedly installed at the bottom of an inner cavity of the placing box 1, a battery body 3 is clamped in the clamping seat 2, a heat absorption pipe 4 is sleeved on the outer wall of the battery body 3, two ends of the heat absorption pipe 4 are respectively and fixedly connected with one end of a connecting pipe 5, the other ends of the two connecting pipes 5 penetrate through a side plate of the placing box 1 and are respectively and fixedly connected with two ends of a heat release pipe 6, a heat release pipe 6 is installed in an automobile carriage, the heat absorption pipe 4, the connecting pipe 5 and the heat release pipe 6 are filled with heat exchange oil, a circulating pump 12 is installed on the connecting pipe 5, the top opening end of the box 1 is placed and is provided with a box cover 10 through a bolt, a wiring port 13 is formed in the box cover 10, a sealing sleeve 14 is clamped in the wiring port 13, an air inlet 7 is formed in a side plate on one side of the box 1, an air outlet 8 is formed in a side plate on the other side of the box 1, and an opening and closing mechanism 9 is installed on the box 1 at the air inlet 7 and the air outlet 8. The battery body 3 is fixed in the placing box 1, the automobile power line is connected with a binding post of the battery body 3 through a wiring port 13, a gap at the wiring port 13 is sealed through a sealing sleeve 14, the opening and closing mechanism 9 seals the air inlet 7 and the air outlet 8 firstly, then the inner cavity of the placing box 1 is in a sealed state, heat emitted when the battery body 3 works heats heat exchange oil in the heat absorption pipe 4, the circulating pump 12 conveys the heated heat exchange oil into the heat emission pipe 6 through the connecting pipe 5, so that air in a carriage is heated through the heat emission pipe 6 in cold weather, the heating effect is achieved, heat radiated by the battery body 3 is recycled, the energy utilization rate is improved, the battery body 3 is cooled, when the temperature in the placing box 1 is overhigh, the opening and closing mechanism 9 opens the air inlet 7 and the air outlet 8, and the air inlet 7 and the air outlet 8 enable the air in the placing box 1 to circulate with the outside air, thereby to placing and cooling down in the case 1, avoid the high temperature to lead to influencing 3 performances of battery body.

Place all fixed insulation cover 11 that has cup jointed on the inner wall of case 1, the bottom of case lid 10 and the outer wall of connecting pipe 5, avoid the heat to scatter and disappear, fixed mounting elastic rubber pad on the inner wall of joint seat 2 to press from both sides battery body 3 tightly, heat absorption pipe 4 is heliciform structure, and heat release pipe 6 is crooked snakelike structure, improves heat exchange efficiency.

Wiring mouth 13 is located battery body 3 top terminal directly over, wiring mouth 13 is hopper-shaped structure, the bottom of seal cover 14 is the elasticity rubber cavity round platform structure of laminating wiring mouth 13, the top of seal cover 14 is the disc structure through screw connection case lid 10, then behind the terminal of automobile power line passing seal cover 14 and electricity connection battery body 3, press seal cover 14, make 14 bottom round platform joints of seal cover in wiring mouth 13, thereby seal cover 14 receives the compression and seals wiring mouth 13, and connect 14 top discs of seal cover and case lid 10 through the screw, make seal cover 14 fixed, both avoid placing the loss of heat in case 1, prevent again that automobile power line from taking off loosely.

The opening and closing mechanism 9 comprises a sealing plate 91 and a fan 92, the fans 92 are fixedly installed in the air inlet 7 and the air outlet 8, the inner wall of the placing box 1 at the top of the air inlet 7 and the outer wall of the placing box 1 at the top of the air outlet 8 are hinged with the top of the sealing plate 91, the sealing plate 91 is tightly pressed on the placing box 1, a permanent magnet 93 is fixedly embedded at the bottom of one side, close to the placing box 1, of the sealing plate 91, electromagnets 94 are embedded in the inner wall of the placing box 1 at the bottom of the air inlet 7 and the outer wall of the placing box 1 at the bottom of the air outlet 8, a thermal switch 95 is fixedly installed on the inner wall of the placing box 1, the thermal switch 95 is electrically connected with the battery body 3 through a lead, the electromagnets 94, the fans 92 and the thermal switch 95 are connected in series through leads, the thermal switch 95 is a normally-open thermal switch KSD301, the power temperature of the thermal switch 95, when the thermal switch 95 is in an off state and the electromagnet 94 and the fan 92 do not work, the sealing plate 91 seals the air inlet 7 and the air outlet 8 under the action of gravity, so that the placing box 1 is sealed, the heat absorption tube 4 can absorb the heat emitted by the battery body 3 conveniently, after the temperature in the carriage rises, the heat absorbed by the heat exchange oil in the heat absorption pipe 4 is reduced, at the moment, the temperature in the placing box 1 is continuously raised, when the temperature is higher than the maximum value of the normal working temperature of the battery body 3, the thermal switch 95 is actuated and closed, the electromagnet 94 and the fan 92 are energized, the side of the electromagnet 94 adjacent to the permanent magnet 93 is opposite in magnetism, so that the sealing plate 91 is pushed up by repulsive force, the air inlet 7 and the air outlet 8 are opened, the fan 92 rotates to promote circulation of the air inside the storage box 1 and the external air, thereby to placing and cooling down in the case 1, avoid too high temperature to influence battery body 3's performance.

The working principle is as follows: when the utility model is used, the battery body 3 is fixed in the placing box 1, the automobile power line is connected with the binding post of the battery body 3 through the wiring port 13, the gap at the wiring port 13 is sealed through the sealing sleeve 14, the power temperature of the thermal switch 95 is adjusted to the maximum value of the normal working temperature of the battery body 3, when the temperature in the placing box 1 is lower than the maximum value of the normal working temperature of the battery body 3, the thermal switch 95 is in a disconnection state, the electromagnet 94 and the fan 92 do not work, the sealing plate 91 seals the air inlet 7 and the air outlet 8 under the action of gravity, so that the placing box 1 is sealed, the heat generated when the battery body 3 works heats the heat exchange oil in the heat absorption pipe 4, the circulating pump 12 conveys the heated heat exchange oil into the heat release pipe 6 through the connecting pipe 5, thereby heating the air in the carriage through the heat release pipe 6 in cold weather, reach the heating effect, thereby make the radiating heat of battery body 3 obtain recycle, improve energy utilization rate, and lower the temperature to battery body 3, after the temperature risees in the carriage, the heat transfer oil absorption heat in the heat absorption pipe 4 can reduce, place the interior temperature of case 1 this moment and can continuously rise, when the temperature is greater than battery body 3 normal operating temperature maximum value, thermal switch 95 action is closed, then electro-magnet 94 and fan 92 circular telegram work, the one side magnetism that electro-magnet 94 and permanent magnet 93 are close to mutually is opposite, thereby jack-up closing plate 91 through the repulsion, air intake 7 and air exit 8 are opened, fan 92 rotates the promotion and places case 1 inside air and outside air and circulate, thereby lower the temperature to placing in the case 1, avoid too high temperature to influence battery body 3's performance, high durability and convenient use.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an on-vehicle battery heating system, is including placing case (1), its characterized in that: the bottom of the inner cavity of the placing box (1) is fixedly provided with a clamping seat (2), the clamping seat (2) is internally clamped with a battery body (3), the outer wall of the battery body (3) is sleeved with a heat absorbing pipe (4), two ends of the heat absorbing pipe (4) are respectively and fixedly connected with one end of a connecting pipe (5), the other ends of the two connecting pipes (5) penetrate through a side plate of the placing box (1) and are respectively and fixedly connected with two ends of a heat releasing pipe (6), the heat releasing pipe (6) is arranged in an automobile carriage, heat exchanging oil is filled in the heat absorbing pipe (4), the connecting pipe (5) and the heat releasing pipe (6), one connecting pipe (5) is provided with a circulating pump (12), the top opening end of the placing box (1) is provided with a box cover (10) through a bolt, the box cover (10) is provided with a wiring port (13), and the wiring port (13) is internally, open on the curb plate of one side of placing case (1) has air intake (7), it has air exit (8) to open on the curb plate of the opposite side of placing case (1), install on placing case (1) of air intake (7) and air exit (8) department and open and close mechanism (9).

2. The vehicle-mounted battery heating system according to claim 1, characterized in that: the heat insulation box is characterized in that heat insulation sleeves (11) are fixedly sleeved on the inner wall of the placing box (1), the bottom of the box cover (10) and the outer wall of the connecting pipe (5), elastic rubber pads are fixedly installed on the inner wall of the clamping seat (2), the heat absorption pipe (4) is of a spiral structure, and the heat release pipe (6) is of a bent snake-shaped structure.

3. The vehicle-mounted battery heating system according to claim 1, characterized in that: wiring mouth (13) are located battery body (3) top terminal directly over, wiring mouth (13) are hopper-shaped structure, the bottom of seal cover (14) is the elasticity rubber cavity round platform structure of laminating wiring mouth (13), the top of seal cover (14) is the disc structure through screw connection case lid (10).

4. The vehicle-mounted battery heating system according to claim 1, characterized in that: opening and close mechanism (9) are including closing plate (91) and fan (92), equal fixed mounting fan (92) in air intake (7) and air exit (8), the top of placing case (1) outer wall all articulated closing plate (91) at case (1) inner wall and air exit (8) top of placing of air intake (7) top, closing plate (91) closely press on placing case (1), closing plate (91) are close to one side bottom fixed embedded installation permanent magnet (93) of placing case (1), the case (1) outer wall all embedded installation electro-magnet (94) of placing of case (1) inner wall and air exit (8) bottom of placing of air intake (7) bottom, place fixed mounting temperature sensitive switch (95) on case (1) inner wall, temperature sensitive switch (95) are through wire electricity connection battery body (3), and electro-magnet (94), The fan (92) and the thermal switch (95) are connected in series through a lead.

5. The vehicle-mounted battery heating system according to claim 4, characterized in that: the electromagnet (94) and the permanent magnet (93) are opposite in magnetism on the surfaces close to each other, and the thermal switch (95) is a normally-open thermal switch KSD 301.