CN219575753U

CN219575753U - Nickel-hydrogen battery with heat radiation structure

Info

Publication number: CN219575753U
Application number: CN202320529546.0U
Authority: CN
Inventors: 王晓金
Original assignee: Shenzhen Huipu Energy Technology Co ltd
Current assignee: Shenzhen Huipu Energy Technology Co ltd
Priority date: 2023-03-17
Filing date: 2023-03-17
Publication date: 2023-08-22
Anticipated expiration: 2033-03-17

Abstract

The utility model provides a nickel-hydrogen battery with a heat dissipation structure, which comprises a nickel-hydrogen battery main body. This nickel-metal hydride battery with heat radiation structure, through the setting of heat radiation mechanism, the heat that the battery produced is direct to the heat-conducting plate, the heat-conducting plate is given the ventilation pipe with heat transfer again, when temperature sensor sensed the battery temperature and reached certain peak value, the control box receives temperature sensor's information, control fan begins to rotate, it is gone into through the fan with outside air, the inside back of ventilation pipe is entered into to the air, the heat of ventilation pipe inner wall flows out from the apopore through the air that circulates, again by the heating panel transfer, when the chucking to different batteries, thereby the fixed plate can compress spring according to the size of battery reaches the effect of chucking, be provided with temperature sensor, can produce the heat dissipation signal when the temperature reaches certain peak value, and can feed back the signal to the control box, it is too high to operate to control the fan by control box control, can effectively prevent the battery temperature, the explosion takes place.

Description

Nickel-hydrogen battery with heat radiation structure

Technical Field

The present disclosure relates to nickel-metal hydride batteries, and particularly to a nickel-metal hydride battery with a heat dissipation structure.

Background

As fossil fuels are less and less developed and utilized in a large scale by humans, in recent years, development and utilization of hydrogen energy are increasingly paid attention to, and a nickel-hydrogen battery, which is a storage battery with excellent performance, is classified into a high-voltage nickel-hydrogen battery and a low-voltage nickel-hydrogen battery, a positive electrode active material of the nickel-hydrogen battery is Ni (OH) 2 (so-called NiO electrode), a negative electrode active material is a metal hydride, also called a hydrogen storage alloy (so-called a hydrogen storage electrode), an electrolyte is a 6mol/L potassium hydroxide solution, and an important direction of application of the nickel-hydrogen battery as hydrogen energy is more and more paid attention, but a nickel-hydrogen battery with a heat dissipation structure is required because the nickel-hydrogen battery generates very high heat during discharging.

Through retrieval, the patent number is CN218039427U, which provides a nickel-hydrogen battery with a heat dissipation structure, wherein the top end of a nickel-hydrogen battery body is respectively connected with a positive terminal and a negative terminal, a heat absorption sponge layer, a metal heat conduction layer and a flexible sheath layer are sequentially wrapped on the nickel-hydrogen battery body, a PVC outer sheath is wrapped outside the flexible sheath layer, and a flexible isolation assembly is arranged between the PVC outer sheath and the flexible sheath layer; according to the nickel-hydrogen battery body, the heat absorption sponge layer, the metal heat conduction layer and the flexible sheath layer are matched, the heat generated by the nickel-hydrogen battery body is absorbed by the heat absorption sponge layer, and is conducted out through the heat conduction holes of the metal heat conduction layer matched with the flexible sheath layer, so that the heat dissipation performance of the nickel-hydrogen battery body is greatly improved; the flexible sheath layer and the PVC outer sheath also play a reliable safety protection role on the nickel-hydrogen battery body, so that the use reliability of the nickel-hydrogen battery is ensured, and the service life of the nickel-hydrogen battery is prolonged. However, in the use process, when the temperature is too high, the heat dissipation effect is not very good, the device cannot give a prompt, the heat is easily too high, the explosion of the battery is caused, and only a small nickel-hydrogen battery can be placed, so that the limitation is large.

Thus, we provide a nickel-metal hydride battery with a heat dissipation structure.

Disclosure of Invention

The present utility model is directed to a nickel-metal hydride battery with a heat dissipation structure, which solves the problems set forth in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a nickel-hydrogen battery with heat radiation structure, includes nickel-hydrogen battery main part and heat dissipation mechanism, nickel-hydrogen battery main part's both ends all are provided with the electricity core, nickel-hydrogen battery main part's outside is provided with heat dissipation mechanism, heat dissipation mechanism includes heat-conducting plate, ventilation pipe, apopore, fan mouth, fan, fresh air inlet, spring and fixed plate, nickel-hydrogen battery main part's both sides all are provided with the heat-conducting plate, the outside of heat-conducting plate is provided with the ventilation pipe, the apopore has been seted up to one side of ventilation pipe, the opposite side of ventilation pipe is provided with the fan mouth, the one end of fan mouth is provided with the fan, one side of fan is provided with the apopore, one side welding of ventilation pipe has the spring, the one end welding of spring has the fixed plate, nickel-hydrogen battery main part's outside is provided with the shell, one side of shell is provided with the control box, the upper end of shell is provided with temperature sensor, one side of shell is provided with the heating panel, all be provided with the fixing base around, the upper end of fixing base is provided with the fixed screw, one side of shell is provided with the pivot, one side of fan is provided with the pivot.

Preferably, the heat conducting plate is in adhesion connection with the nickel-hydrogen battery main body, and the heat conducting plate is provided with two groups.

Preferably, the fan is connected with the fan port through a clamping groove, and the fan port is welded with the ventilation pipe.

Preferably, the fixing plate is of an elastic structure between the springs and the ventilation pipe, and the springs are provided with two groups.

Preferably, the control box is electrically connected with the fan, and the control box is electrically connected with the temperature sensor.

Preferably, the heat dissipation plate is in threaded connection with the fixing seat through a fixing screw, and a plurality of heat dissipation small holes are formed in the heat dissipation plate.

Preferably, the cover and the housing form a rotating structure through a rotating shaft, and the size of the cover is smaller than that of the housing.

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

this nickel-hydrogen battery with heat radiation structure, through the setting of heat-conducting plate, the ventilation pipe, the fresh air inlet, the apopore, the fan mouth, the fan, a large amount of exotherms can be in operation of nickel-hydrogen battery, when dispeling the heat to nickel-hydrogen battery, the heat that nickel-hydrogen battery main part produced can be directly transmitted for the heat-conducting plate through the battery casing, the heat-conducting plate gives the ventilation pipe again with heat transfer, when temperature sensor sensed battery temperature and reached certain peak value, the control box received temperature sensor's information, the control fan began to rotate, blow in outside air through the apopore of fan, after the air entered into the ventilation pipe inside, the heat of ventilation pipe inner wall was flowed out from the apopore through the air of circulation, again by the heating panel transmission.

When needing to carry out the chucking to not unidimensional nickel-hydrogen battery main part battery, nickel-hydrogen battery main part card is on the fixed plate, thereby the fixed plate can reach the effect of chucking with nickel-hydrogen battery main part according to the size compression spring of nickel-hydrogen battery main part, is provided with temperature sensor, can give the warning when the temperature reaches a timing to can give the control box with information feedback, the control box will control the fan dispel the heat, prevents that the temperature is too high, takes place the explosion.

Drawings

FIG. 1 is a schematic view of the appearance of a nickel-metal hydride battery with a heat dissipation structure according to the present utility model;

FIG. 2 is a schematic diagram of a heat conducting plate and cell matching structure according to the present utility model;

FIG. 3 is a schematic diagram of a heat dissipation mechanism according to the present utility model;

FIG. 4 is a schematic side view of a heat dissipating mechanism according to the present utility model;

FIG. 5 is a schematic side view of a nickel-metal hydride battery with a heat dissipation structure according to the present utility model;

in the figure: 1. a nickel-hydrogen battery body; 2. a battery cell; 3. a heat dissipation mechanism; 301. a heat conductive plate; 302. a ventilation pipe; 303. an air outlet hole; 304. a fan port; 305. a blower; 306. an air inlet hole; 307. a spring; 308. a fixing plate; 4. a housing; 5. a control box; 6. a temperature sensor; 7. a heat dissipation plate; 8. a fixing seat; 9. a set screw; 10. a rotating shaft; 11. and a cover.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, the present utility model provides a technical solution: the utility model provides a nickel-hydrogen battery with heat radiation structure, including nickel-hydrogen battery body 1 and cooling mechanism 3, the both ends of nickel-hydrogen battery body 1 all are provided with electric core 2, the outside of nickel-hydrogen battery body 1 is provided with cooling mechanism 3, cooling mechanism 3 includes heat-conducting plate 301, ventilation pipe 302, air outlet 303, fan mouth 304, fan 305, inlet 306, spring 307 and fixed plate 308, the both sides of nickel-hydrogen battery body 1 all are provided with heat-conducting plate 301, the outside of heat-conducting plate 301 is provided with ventilation pipe 302, air outlet 303 has been seted up to one side of ventilation pipe 302, the opposite side of ventilation pipe 302 is provided with fan mouth 304, the one end of fan mouth 304 is provided with fan 305, one side of fan 305 is provided with inlet 306, one side welding of ventilation pipe 302 has spring 307, one end welding of spring 307 has fixed plate 308, the outside of nickel-hydrogen battery body 1 is provided with shell 4, one side of shell 4 is provided with control box 5, the upper end of shell 4 is provided with temperature sensor 6, one side of shell 4 is provided with fixing base 7, all be provided with fixing base 8, the upper end of 8 is provided with the upper end of 8, the upper end of 8 is provided with fan 9, the one side of 8 is provided with fan 9, the pivot is provided with 10, the pivot is provided with one side of pivot 11.

Further, the heat conducting plate 301 is connected to the nickel-hydrogen battery body 1 in an adhesion manner, the heat conducting plate 301 is provided with two groups, a great amount of heat is released when the nickel-hydrogen battery body 1 operates, the heat generated by the nickel-hydrogen battery body 1 is directly transferred to the heat conducting plate 301 through the battery shell, and the heat conducting plate 301 transfers the heat to the ventilation pipe 302.

Further, the fan 305 is connected with the fan port 304 by a slot, and the fan port 304 is welded with the ventilation pipe 302, so that external air can be blown in through the fan port 304 of the fan 305, and then the air enters the ventilation pipe 302.

Further, the fixing plate 308 is of an elastic structure between the springs 307 and the ventilation pipe 302, two groups of springs 307 are arranged, the nickel-metal hydride battery body 1 is clamped on the fixing plate 308, the fixing plate 308 compresses the springs 307 according to the size of the nickel-metal hydride battery body 1, and therefore the nickel-metal hydride battery body 1 is clamped, and the two groups of springs 307 can be compressed better.

Further, the control box 5 is electrically connected with the fan 305, the control box 5 is electrically connected with the temperature sensor 6, when the temperature sensor 6 senses that the temperature of the nickel-metal hydride battery main body 1 reaches a certain peak value, the control box 5 receives a signal of the temperature sensor 6, and then the control box 5 controls the fan 305 to radiate heat, so that the temperature is prevented from being too high and explosion occurs.

Further, the heating panel 7 is threaded connection through between fixed screw 9 and the fixing base 8, a plurality of heat dissipation apertures have been seted up on the heating panel 7, and both sides heating panel 7 can be dismantled, and the maintenance is maintained to the inner structure of being convenient for, and a plurality of heat dissipation apertures on the heating panel 7 can assist whole device to dispel the heat and ventilate.

Further, the cover 11 and the housing 4 form a rotating structure through the rotating shaft 10, the size of the cover 11 is smaller than that of the housing 4, the cover 11 can be opened through the rotating shaft 10 to take the nickel-metal hydride battery main body 1, and the nickel-metal hydride battery main body 1 can also be safely protected.

Working principle: firstly, a nickel-metal hydride battery with a heat radiation structure is moved to a working position, firstly, a cover 11 is opened, the nickel-metal hydride battery body 1 is placed in the nickel-metal hydride battery body 1, the nickel-metal hydride battery body 1 is clamped on a fixing plate 308, the fixing plate 308 compresses a spring 307, the nickel-metal hydride battery body 1 is clamped, secondly, the nickel-metal hydride battery body 1 guides heat generated by discharging batteries to a heat conducting plate 301 through a battery shell, thirdly, the heat conducting plate 301 transfers the heat to a ventilation pipe 302 to radiate heat, and fourthly, when the temperature reaches a certain peak value, a temperature sensor 6 reminds and transfers information to a control box 5, the control box 5 receives signals of the temperature sensor 6, and finally, the control box 5 controls a fan 305 to start rotating, after external air is blown in through an air inlet hole 306 of the fan 305, the heat on the inner wall of the ventilation pipe 302 flows out from an air outlet 303 through circulated air, and is transferred out through a heat radiating plate 7, so that the use process of the nickel-metal hydride battery with the heat radiation structure is completed.

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

Claims

1. The nickel-hydrogen battery with the heat radiation structure comprises a nickel-hydrogen battery main body (1) and a heat radiation mechanism (3), and is characterized in that electric cores (2) are arranged at two ends of the nickel-hydrogen battery main body (1), the heat radiation mechanism (3) is arranged at the outer side of the nickel-hydrogen battery main body (1), the heat radiation mechanism (3) comprises a heat conducting plate (301), a ventilation pipe (302), an air outlet hole (303), a fan opening (304), a fan (305), an air inlet hole (306), a spring (307) and a fixing plate (308), heat conducting plates (301) are arranged at two sides of the nickel-hydrogen battery main body (1), a ventilation pipe (302) is arranged at the outer side of the heat conducting plate (301), an air outlet hole (303) is arranged at one side of the ventilation pipe (302), a fan opening (304) is arranged at the other side of the ventilation pipe (302), a fan (305) is arranged at one end of the fan opening (304), a spring (307) is welded at one side of the fan (305), a nickel-hydrogen battery main body (308) is fixed at one side of the nickel-hydrogen battery main body (4), a control box (4) is arranged at the outer side of the nickel-hydrogen battery main body (4), the upper end of shell (4) is provided with temperature sensor (6), one side of shell (4) is provided with heating panel (7), all be provided with fixing base (8) around heating panel (7), the upper end of fixing base (8) is provided with fixed screw (9), one side of shell (4) is provided with pivot (10), one side of pivot (10) is provided with lid (11).

2. The nickel-metal hydride battery with the heat dissipation structure according to claim 1, wherein the heat conducting plate (301) is in adhesion connection with the nickel-metal hydride battery body (1), and the heat conducting plate (301) is provided with two groups.

3. The nickel-metal hydride battery with the heat radiation structure according to claim 1, wherein the fan (305) is connected with the fan port (304) through a clamping groove, and the fan port (304) is welded with the ventilation pipe (302).

4. The nickel-metal hydride battery with the heat dissipation structure according to claim 1, wherein the fixing plate (308) is of an elastic structure between the spring (307) and the ventilation pipe (302), and two groups of springs (307) are arranged.

5. The nickel-metal hydride battery with the heat radiation structure according to claim 1, wherein the control box (5) is electrically connected with the fan (305), and the control box (5) is electrically connected with the temperature sensor (6).

6. The nickel-metal hydride battery with the heat radiation structure according to claim 1, wherein the heat radiation plate (7) is in threaded connection with the fixing seat (8) through a fixing screw (9), and a plurality of heat radiation small holes are formed in the heat radiation plate (7).

7. A nickel-hydrogen battery with a heat radiation structure according to claim 1, characterized in that the cover (11) and the housing (4) form a rotating structure by means of a rotating shaft (10), the size of the cover (11) being smaller than the size of the housing (4).