CN212848576U

CN212848576U - Modular electricity storage cabinet thermal management system

Info

Publication number: CN212848576U
Application number: CN202021621890.5U
Authority: CN
Inventors: 周人杰; 丁一; 陈华垒
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-08-07
Filing date: 2020-08-07
Publication date: 2021-03-30
Anticipated expiration: 2030-08-07

Abstract

The utility model discloses a modular electricity storage cabinet thermal management system, including shell body, supporting leg, power indicator and battery, the equal fixed mounting in both sides of shell body bottom has the supporting leg, positive centre department of shell body is from last to fixing in proper order down and inlays and have power source and power indicator, the right side fixed mounting of shell body has the curb plate, the inner chamber has been seted up to the inside of shell body, fixed mounting has the fan in the left inner chamber of curb plate. This modular electricity storage cabinet thermal management system passes through temperature sensor control battery temperature, starts refrigeration pipe and fan when the high temperature, carries out high-efficient heat dissipation to the battery through coolant liquid and heat exchanger fin, avoids the high temperature of battery, has reduced the electric energy loss, simultaneously through sealing the battery in the inner shell, makes during dust and steam can't get into the battery, avoids appearing ageing phenomenon, has promoted the life of battery.

Description

Modular electricity storage cabinet thermal management system

Technical Field

The utility model relates to an electricity storage cabinet technical field specifically is modular electricity storage cabinet thermal management system.

Background

As a novel electric storage device, the modular electric storage cabinet can store electric energy when the voltage of a power grid is stable, when the voltage is weak, the electric energy is discharged from the inside of the electric storage cabinet to enable the electric storage device to work normally, therefore, the efficiency of electric energy storage and the service life of an internal storage battery become one of the most important standards for people to select the electric storage cabinet, the existing electric storage cabinet only has the most basic heat dissipation structure, heat dissipation is carried out by arranging a vent or using a fan, the heat dissipation efficiency is low, and therefore, a thermal management system of the modular electric storage cabinet needs to be designed to solve the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a modular electricity storage cabinet thermal management system to current electricity storage cabinet that proposes in solving above-mentioned background art only has most basic heat radiation structure, dispels the heat through seting up the vent or using the fan, problem that the radiating efficiency is low.

In order to achieve the above object, the utility model provides a following technical scheme: the modular heat management system for the electricity storage cabinet comprises an outer shell, supporting legs, an electricity quantity indicating lamp and a storage battery, the two sides of the bottom end of the outer shell are both fixedly provided with supporting legs, the middle of the front surface of the outer shell is fixedly embedded with a power interface and an electric quantity indicator lamp from top to bottom in sequence, a side plate is fixedly arranged at the right side of the outer shell, an inner cavity is arranged in the outer shell, a fan is fixedly arranged in the inner cavity at the left side of the side plate, an inner shell is vertically and fixedly arranged in the middle of the inner cavity, and the bottom end of the inner shell is fixedly provided with a protection cavity, the middle part of the inner cavity at the outer side of the inner shell is transversely and fixedly provided with a water baffle, the water baffle bottom of interior casing both sides all vertical fixed mounting have the refrigeration pipe, the bottom fixed mounting of inner chamber has the protection chamber, the inside in protection chamber is from a left side to the right fixed mounting in proper order has singlechip and temperature sensor.

Preferably, a first dustproof net is embedded in the top end of the left side of the outer shell, and a second dustproof net is embedded in the side plate.

Preferably, power source connects's output is connected with the input electricity of battery through the wire, the output of battery passes through the wire and is connected with electric quantity pilot lamp, fan, refrigeration pipe, singlechip and temperature sensor's input electricity respectively, temperature sensor's output and the input electric connection of singlechip, the output of singlechip passes through the wire and is connected with the input electricity of fan and refrigeration pipe respectively.

Preferably, the both sides of interior casing bottom all inlay and have the heat exchanger fin, and the quantity of every group heat exchanger fin is two, the one end that the heat exchanger fin is close to the battery all extends to interior casing inside and is connected with the battery.

Preferably, the cooling liquid is placed in the inner cavity at the bottom end of the water baffle, and the distance between the top end of the cooling liquid and the bottom end of the water baffle is 10 cm.

Preferably, phenolic resin glue is coated on the outer side of the protection cavity, and the top end of the temperature sensor penetrates through the protection cavity to be connected with the bottom end of the storage battery.

Compared with the prior art, the beneficial effects of the utility model are that: this modular electricity storage cabinet thermal management system passes through temperature sensor control battery temperature, starts refrigeration pipe and fan when the high temperature, carries out high-efficient heat dissipation to the battery through coolant liquid and heat exchanger fin, avoids the high temperature of battery, has reduced the electric energy loss, simultaneously through sealing the battery in the inner shell, makes during dust and steam can't get into the battery, avoids appearing ageing phenomenon, has promoted the life of battery.

Drawings

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

FIG. 2 is a schematic sectional view of the front view of the structure of the present invention;

FIG. 3 is a schematic side view of the structure of the present invention;

fig. 4 is a schematic diagram of the circuit connection of the present invention.

In the figure: 1. an outer housing; 2. supporting legs; 3. an electric quantity indicator light; 4. a side plate; 5. a power interface; 6. an inner housing; 7. a storage battery; 8. a first dust screen; 9. a water baffle; 10. a second dust screen; 11. a fan; 12. an inner cavity; 13. a refrigeration pipe; 14. cooling liquid; 15. a protective cavity; 16. a single chip microcomputer; 17. a temperature sensor; 18. a heat exchanger fin.

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 an embodiment:

modular electricity storage cabinet thermal management system, including shell body 1, supporting leg 2, electricity quantity indicator lamp 3 and battery 7, the equal fixed mounting in both sides of 1 bottom of shell body has supporting

leg

2, 1 positive centre department of shell body is from last to having power source 5 and electricity quantity indicator lamp 3 to inlaying in proper order down, 1 right side fixed mounting of shell body has curb plate 4, inner chamber 12 has been seted up to shell body 1's inside, fixed mounting has fan 11 in 4 left inner chambers 12 of curb plate, 1 left top of shell body is inlayed and is had first dust screen 8, it has second dust screen 10 to inlay in the curb plate 4, the effect that prevents the dust and get into in inner chamber 12 has been played.

An inner shell 6 is vertically and fixedly arranged in the middle of an inner cavity 12, a protection cavity 15 is fixedly arranged at the bottom end of the inner shell 6, a water baffle 9 is transversely and fixedly arranged in the middle of the inner cavity 12 outside the inner shell 6, a refrigerating pipe 13 is vertically and fixedly arranged at the bottom ends of the water baffle 9 at the two sides of the inner shell 6, the protection cavity 15 is fixedly arranged at the bottom end of the inner cavity 12, a singlechip 16 and a temperature sensor 17 are fixedly arranged in the protection cavity 15 from left to right in sequence, the type of the singlechip 16 can be HT66F018, the singlechip 16 is an integrated circuit chip, a small and perfect microcomputer system formed by integrating functions of a central processing unit CPU with data processing capacity, a random access memory RAM, a read-only memory ROM, various I/O ports, an interrupt systems, a timer/counter and the like on a silicon chip by adopting an ultra-large-scale integrated circuit technology is used for executing corresponding commands or calculation, the type of the temperature sensor 17 can be WRM-101, a bimetallic strip is arranged in the temperature sensor 10, the bimetallic strip is formed by sticking two pieces of metal with different expansion coefficients together, and along with temperature change, one metal expands to a higher degree than the other metal, so that the metal strip is bent. The crooked camber can convert into an output signal, give singlechip 14 with signal transmission, the singlechip reachs the object temperature through calculating, power source 5's output passes through the wire and is connected with the input electricity of battery 7, the output of battery 7 passes through the wire and is connected with electric quantity pilot lamp 3 respectively, fan 11, refrigeration pipe 13, singlechip 16 and temperature sensor 17's input electricity, temperature sensor 17's output and singlechip 16's input electric connection, singlechip 16's output passes through the wire and is connected with fan 11 and refrigeration pipe 13's input electricity respectively.

Preferably, the cooling liquid 14 is placed in the inner cavity 12 at the bottom end of the water baffle 9, the distance between the top end of the cooling liquid 14 and the bottom end of the water baffle 9 is 10cm, the heat exchange plates 18 are embedded on two sides of the bottom end of the inner shell 6, the number of each group of heat exchange plates 18 is two, one ends of the heat exchange plates 18, close to the storage battery 7, extend into the inner shell 6 and are connected with the storage battery 7, the heat exchange plates 18 are aluminum metal plates, and the heat exchanger has good heat conductivity and can conduct heat of the storage battery 7 out of the cooling liquid 14.

Preferably, the outside of protection chamber 15 is smeared with the phenolic resin glue, and the top of temperature sensor 17 passes protection chamber 15 and is connected with the bottom of battery 7, and the phenolic resin glue outside protection chamber 15 has good heat-proof quality, can avoid the temperature of battery 7 to transmit to and damage singlechip 16 in protection chamber 15.

The working principle is as follows: when the heat-absorbing device is used, a user can charge the storage battery 7 by externally connecting a power supply through the power supply interface 5, in the charging process, the temperature of the storage battery 7 slowly rises, the heat exchange plate 18 is an aluminum iron plate and has good heat conductivity, the heat in the storage battery 7 is conducted into the cooling liquid 14, so that the cooling effect on the storage battery 7 is achieved, meanwhile, the temperature sensor 17 continuously monitors the temperature of the storage battery 7, when the temperature of the storage battery 7 reaches a set temperature, the temperature can be 50 ℃, the single chip microcomputer 16 controls the refrigerating pipe 13 and the fan 11 to start, after the refrigerating pipe 13 is started, the cooling liquid 14 is refrigerated, so that the temperature of the cooling liquid 14 is reduced, so that the heat-absorbing efficiency of the heat exchange plate 18 is improved, meanwhile, the fan 11 starts to blow hot air at the upper end of the inner shell 6, so as to cool the surface of the inner shell 6, the inner shell 6 has a sealing effect, cause the ageing phenomenon of battery 7, second dust screen 10 and first dust screen 8 avoid the dust to get into inner chamber 12 simultaneously, and the temperature can be 30 degrees when the temperature reduces to the settlement temperature, and 16 control of singlechip refrigerate pipe 13 and fan 11 stop work, can make battery 7 continuously be in the lower temperature, avoid battery 7 to appear overheated phenomenon, promoted battery 7's life, also avoided the electric energy loss that the device is overheated to bring.

The phenolic resin glue on the outer side of the protection cavity 15 has good heat insulation performance, and the temperature of the storage battery 7 can be prevented from being transmitted to the protection cavity 15 to damage the single chip microcomputer 16.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. Modular electricity storage cabinet thermal management system, including shell body (1), supporting leg (2), electric quantity pilot lamp (3) and battery (7), its characterized in that: the refrigerator is characterized in that supporting legs (2) are fixedly mounted on two sides of the bottom end of the outer shell (1), the front middle of the outer shell (1) is sequentially fixedly inlaid with a power supply interface (5) and an electric quantity indicator lamp (3) from top to bottom, a side plate (4) is fixedly mounted on the right side of the outer shell (1), an inner cavity (12) is formed in the outer shell (1), a fan (11) is fixedly mounted in the left inner cavity (12) of the side plate (4), an inner shell (6) is vertically and fixedly mounted in the middle of the inner cavity (12), a protection cavity (15) is fixedly mounted at the bottom end of the inner shell (6), a water baffle (9) is transversely and fixedly mounted in the middle of the inner cavity (12) on the outer side of the inner shell (6), a refrigerating pipe (13) is fixedly mounted at the bottom ends of the water baffle (9) on two sides of the inner shell (6), a single chip microcomputer (16) and a temperature sensor (17) are fixedly mounted inside the protection cavity (15) from left to right in sequence.

2. The modular power storage cabinet thermal management system of claim 1, wherein: the left top end of the outer shell (1) is inlaid with a first dustproof net (8), and a fan (11) is inlaid in the side plate (4).

3. The modular power storage cabinet thermal management system of claim 1, wherein: the output of power source (5) passes through the wire and is connected with the input electricity of battery (7), the output of battery (7) passes through the wire and is connected with electric quantity pilot lamp (3), fan (11), refrigeration pipe (13), singlechip (16) and temperature sensor's (17) input electricity respectively, the output of temperature sensor (17) and the input electric connection of singlechip (16), the output of singlechip (16) passes through the wire and is connected with the input electricity of fan (11) and refrigeration pipe (13) respectively.

4. The modular power storage cabinet thermal management system of claim 1, wherein: the both sides of interior casing (6) bottom all inlay and have heat exchanger fin (18), and the quantity of every group heat exchanger fin (18) is two, the one end that heat exchanger fin (18) are close to battery (7) all extends to interior casing (6) inside and is connected with battery (7).

5. The modular power storage cabinet thermal management system of claim 1, wherein: and cooling liquid (14) is placed in an inner cavity (12) at the bottom end of the water baffle (9), and the distance between the top end of the cooling liquid (14) and the bottom end of the water baffle (9) is 10 cm.

6. The modular power storage cabinet thermal management system of claim 1, wherein: phenolic resin glue is coated on the outer side of the protection cavity (15), and the top end of the temperature sensor (17) penetrates through the protection cavity (15) to be connected with the bottom end of the storage battery (7).