CN215873502U

CN215873502U - Refrigeration vest

Info

Publication number: CN215873502U
Application number: CN202121608409.3U
Authority: CN
Inventors: 王传良
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-07-15
Filing date: 2021-07-15
Publication date: 2022-02-22
Anticipated expiration: 2031-07-15

Abstract

The utility model discloses a refrigeration vest, belongs to the technical field of functional clothes, and aims to solve the problem that the conventional cooling suit is difficult to continuously and effectively cool a wearer on the premise of ensuring portability. Comprises a vest body, a dry ice tank, a circulating pipeline, a micro air pump and a control circuit. Aerify for the dry ice jar through miniature air pump, the low temperature carbon dioxide gas after the dry ice sublimation flows into the intracardiac circulation pipeline of back of the body, makes the temperature in the heart of the body reduce, and the gaseous flow of the steerable low temperature carbon dioxide of air conditioning valve of dry ice jar, pressure switch then can slow down dry ice sublimation speed, makes the undershirt can last the effectual cooling for the wearer.

Description

Refrigeration vest

Technical Field

The utility model belongs to the technical field of functional clothes, and particularly relates to a refrigerating vest.

Background

In hot summer, the indoor can be cooled by equipment such as air conditioners or fans, but for outdoor workers, the work under severe summer heat is very hard, the existing cooling clothes mostly adopt water as a medium, and rely on compressor refrigeration or ice refrigeration, but whatever type of mode for cooling the medium is not suitable for the real outdoor workers, such as on-duty policemen, medical care of epidemic prevention, sanitation workers, construction workers and the like, the outdoor work is usually inconvenient to use a power supply, and the working time is as long as several hours, therefore, the cooling clothes taking water as the medium are difficult to continuously and effectively cool the wearer on the premise of ensuring portability and air permeability.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a refrigerating vest, which solves the problem that the existing cooling suit can continuously and effectively cool a wearer on the premise of ensuring portability. The technical scheme adopted by the utility model is as follows:

a refrigeration vest comprises a vest body and a cooling system, wherein the cooling system is arranged on the vest body; the cooling system comprises a dry ice tank, a circulating pipeline, a miniature air pump and a control circuit; the miniature air pump and the dry ice tank are connected in series through the circulating pipeline to form a closed pipeline, and the control circuit supplies power to the miniature air pump.

Further, the vest body comprises an inner layer and an outer layer, wherein the inner layer is made of heat dissipation fabric, and the outer layer is made of heat preservation fabric.

Further, the heat dissipation fabric can be understood as the fabric described in the patent with the application number of CN 201922265020.2.

Further, the thermal insulation fabric can be understood as the fabric described in the patent with the application number of CN 97210871.8.

Further, the circulating pipeline comprises a low-temperature gas circuit, a high-temperature gas circuit and a tail gas branch circuit; the both ends of low temperature gas circuit can be dismantled the intercommunication with dry ice jar gas outlet and miniature air pump import respectively, the both ends of high temperature gas circuit can be dismantled the intercommunication with dry ice jar air inlet and miniature air pump export respectively, the both ends of tail gas branch road respectively with low temperature gas circuit exit end and atmosphere intercommunication, low temperature gas still has medium value than the normal atmospheric temperature air after flowing from the low temperature gas circuit, so recycle, establish cooling system into circulating line, the tail gas branch road is used for providing the air and is used for when the continuous sublimation of dry ice to the atmosphere carbon dioxide gas after discharging too much circulation in order to guarantee that low temperature gas circuit middling pressure can not be too high when starting.

Furthermore, the low-temperature air path is snakelike and is arranged between the inner layer and the outer layer of the vest body.

Furthermore, the circulating pipeline is a heat-conducting silicon rubber pipe with the diameter of 2 mm.

Further, the dry ice jar includes jar body and cover, through the sealed cooperation of rubber circle between jar body and the cover.

Further, a cold air valve, a safety valve and a pressure switch are arranged on the tank cover; the cold air valve is an air outlet of the dry ice tank, the cold air valve is communicated with the low-temperature air path inlet, the cold air valve controls the air flow, the safety valve controls the highest pressure in the dry ice tank, and the pressure switch controls the micro air pump to work and stop through the pressure in the dry ice tank.

Further, the tank body is provided with an air inlet which is communicated with the high-temperature air path outlet.

Further, the tank body and the tank cover are made of heat-insulating materials.

Furthermore, the control circuit also comprises a dry battery and a main switch; the control circuit is a circuit formed by connecting the micro air pump, the pressure switch, the main switch and the dry battery in series through a lead.

Furthermore, a check valve is arranged on the micro air pump and used for supplying air to the dry ice tank in a one-way mode through the micro air pump.

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

can last effectual cooling for the wearer under guaranteeing portable prerequisite.

Drawings

FIG. 1 is a schematic piping diagram of the present invention;

figure 2 is a schematic diagram of the circuit of the present invention,

in the figure: 1-vest body, 2-circulation pipeline, 21-low temperature gas circuit, 22-tail gas branch circuit, 23-high temperature gas circuit, 3-micro air pump, 4-dry ice tank, 41-tank body, 42-tank cover, 43-cold air valve, 44-safety valve, 45-pressure switch, 51-dry battery, 52-main switch.

Detailed Description

In order that the objects, aspects and advantages of the utility model will become more apparent, the utility model will be described by way of example only, and in connection with the accompanying drawings. It is to be understood that such description is merely illustrative and not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

The connection mentioned in the utility model is divided into fixed connection and detachable connection, the fixed connection is non-detachable connection and comprises but is not limited to folding edge connection, rivet connection, bonding connection, welding connection and other conventional fixed connection modes, the detachable connection comprises but is not limited to bolt connection, buckle connection, pin connection, hinge connection and other conventional detachment modes, when the specific connection mode is not clearly limited, the skilled person can select at least one connection mode from the existing connection modes to realize the function according to the needs. For example: the fixed connection selects welding connection, and the detachable connection selects bolt connection.

The present invention will be described in further detail with reference to the accompanying drawings, and the following examples are illustrative of the present invention, but the present invention is not limited to the following examples.

As shown in the figures, the refrigeration vest comprises a vest body 1 and a cooling system, wherein the cooling system is arranged on the vest body 1; the cooling system comprises a dry ice tank 4, a circulating pipeline 2, a micro air pump 3 and a control circuit; the micro air pump 3 and the dry ice tank 4 are connected in series through the circulating pipeline 2 to form a closed pipeline, and the control circuit supplies power to the micro air pump 3.

Further, the vest body 1 comprises an inner layer and an outer layer, wherein the inner layer is made of heat dissipation fabric, and the outer layer is made of heat preservation fabric.

Further, the circulation pipeline 2 comprises a low-temperature gas circuit 21, a high-temperature gas circuit 23 and a tail gas branch circuit 22; the both ends of low temperature gas circuit 21 can be dismantled the intercommunication with 4 gas outlets of dry ice jar and 3 imports of miniature air pump respectively, the intercommunication can be dismantled with 4 air inlets of dry ice jar and 3 exports of miniature air pump respectively in the both ends of high temperature gas circuit 23, the both ends of tail gas branch road 22 communicate with low temperature gas circuit 21 exit end and atmosphere respectively, low temperature gas still has medium value than the normal atmospheric temperature air after flowing from low temperature gas circuit 21, so recycle, establish cooling system into the circulating line, tail gas branch road 22 is used for providing the air and is used for when the continuous sublimation of dry ice to the carbon dioxide gas after the atmosphere discharges too much circulation in order to guarantee that pressure can not be too high in low temperature gas circuit 21.

Further, the low-temperature air path 21 is in a serpentine shape and is arranged between the inner layer and the outer layer of the vest body 1.

Further, the circulation pipeline 2 is a heat-conducting silicon rubber pipe with the diameter of 2 mm.

Further, the dry ice tank 4 comprises a tank body 41 and a tank cover 42, and the tank body 41 and the tank cover 42 are in sealing fit through a rubber ring.

Further, a cold air valve 43, a safety valve 44 and a pressure switch 45 are arranged on the tank cover 41; the cold air valve 43 is an air outlet of the dry ice tank 4, the cold air valve 43 is communicated with an inlet of the low-temperature air path 21, the cold air valve 43 controls the flow of low-temperature carbon dioxide gas, the safety valve 44 controls the highest pressure in the dry ice tank 4, and the pressure switch 45 controls the operation and stop of the micro air pump 3 through the pressure in the dry ice tank 4.

Further, the tank 41 is provided with an air inlet, and the air inlet is communicated with the outlet of the high-temperature air passage 23.

Further, the control circuit also comprises a dry battery 51 and a main switch 52; the control circuit is a circuit formed by connecting the micro air pump 3, the pressure switch 45, the main switch 52 and the dry battery 51 in series through leads.

Further, a check valve is arranged on the micro air pump 3 and used for supplying air to the dry ice tank in a one-way mode through the micro air pump.

The dry ice can be supplied to the dry ice tank 4 by separating the tank body 41 and the tank cover 42, or the dry ice can be supplied by directly replacing the dry ice tank 4 detachably connected to the circulation line 2.

Firstly, the main switch 52 is switched on, so that the micro air pump 3 inflates the dry ice tank 4, the dry ice in the dry ice tank 4 sublimates, absorbs heat in the sublimation process, and generates a large amount of low-temperature carbon dioxide gas which enters the low-temperature air passage 21 in the interlayer between the inner layer and the outer layer of the vest body 1 through the cold air valve 43. The low temperature carbon dioxide gas absorbs heat in the vest, lowers the temperature in the vest, and allows the wearer to feel cool. After the low-temperature carbon dioxide gas circulates in the low-temperature gas circuit 21 for a period of time, a part of the low-temperature carbon dioxide gas enters the micro gas pump 3 for recycling, and the rest of the low-temperature carbon dioxide gas is discharged from the tail gas branch 22. Since the discharged gas is pure CO2 gas, the discharged gas can be directly discharged.

The cold gas valve 43 controls the flow of the low-temperature carbon dioxide gas.

The opening pressure of the safety valve 44 is adjusted to ensure that the pressure in the dry ice tank 4 does not exceed 760+60mmHg, and the safety valve 44 is opened after overpressure.

The pressure switch 45 is a normally closed pressure switch, the breaking pressure of the pressure switch 45 is set to 760+50mmHg, and after the pressure in the dry ice tank 4 is larger than 760+50mmHg, the pressure switch 45 is disconnected, the control circuit is disconnected, the micro air pump 3 stops working, and the dry ice in the dry ice tank 4 slows down sublimation.

The dry ice tank 4 is filled with dry ice, and the dry ice is measured by actual use: the quantity of the dry ice is about 1kg, and the micro air pump 3 works intermittently at the temperature of 25 ℃, so that the temperature can be continuously and effectively reduced for 4 to 5 hours.

The above embodiments are merely illustrative of the present patent and do not limit the scope of the patent, and those skilled in the art can make modifications to the parts thereof without departing from the spirit and scope of the patent.

Claims

1. A refrigeration vest, characterized by: comprises a vest body (1) and a cooling system, wherein the cooling system is arranged on the vest body (1); the cooling system comprises a dry ice tank (4), a circulating pipeline (2), a micro air pump (3) and a control circuit; the micro air pump (3) and the dry ice tank (4) are connected in series through the circulating pipeline (2) to form a closed pipeline, and the control circuit supplies power to the micro air pump (3);

the vest body (1) comprises an inner layer and an outer layer;

the circulating pipeline (2) comprises a low-temperature gas circuit (21), a high-temperature gas circuit (23) and a tail gas branch circuit (22); the both ends of low temperature gas circuit (21) can dismantle the intercommunication with dry ice jar (4) gas outlet and miniature air pump (3) import respectively, and the intercommunication can be dismantled with dry ice jar (4) air inlet and miniature air pump (3) export respectively at the both ends of high temperature gas circuit (23), and the both ends of tail gas branch road (22) communicate with low temperature gas circuit (21) exit end and atmosphere respectively.

2. A refrigerated vest as claimed in claim 1, wherein: the low-temperature air path (21) is in a snake shape and is arranged between the inner layer and the outer layer of the vest body (1).

3. A refrigerated vest as claimed in claim 1 or claim 2, wherein: the circulating pipeline (2) is a heat-conducting silicon rubber pipe with the diameter of 2 mm.

4. A refrigerated vest as claimed in claim 1, wherein: the dry ice tank (4) comprises a tank body (41) and a tank cover (42), and the tank body (41) and the tank cover (42) are in sealing fit through a rubber ring.

5. A refrigerated vest as claimed in claim 4, wherein: the tank cover (42) is provided with a cold air valve (43), a safety valve (44) and a pressure switch (45); the cold air valve (43) is an air outlet of the dry ice tank (4), and the cold air valve (43) is communicated with an inlet of the low-temperature air passage (21).

6. A refrigerated vest as claimed in claim 5, wherein: the tank body (41) is provided with an air inlet which is communicated with an outlet of the high-temperature air path (23).

7. A refrigerated vest as claimed in claim 5 or claim 6, wherein: the control circuit also comprises a dry battery (51) and a main switch (52); the control circuit is a circuit formed by connecting the micro air pump (3), the pressure switch (45), the master switch (52) and the dry battery (51) in series through leads.

8. A refrigerated vest as claimed in claim 1, wherein: and a check valve is arranged on the micro air pump (3).