CN214620780U

CN214620780U - Waste heat storage mechanism of gas infrared radiation heating equipment

Info

Publication number: CN214620780U
Application number: CN202120710632.2U
Authority: CN
Inventors: 陆卫东
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-04-08
Filing date: 2021-04-08
Publication date: 2021-11-05
Anticipated expiration: 2031-04-08

Abstract

The utility model discloses a waste heat storage mechanism of gas infrared radiation heating equipment, its characterized in that: waste heat storage mechanism includes the heat storage box, and fixed mounting has the heat pipe in the heat storage box, and the air inlet of heat pipe is worn out behind the heat storage box and is communicate with the gas outlet of radiation pipe network, and its gas outlet wear out behind the heat storage box respectively with the air inlet of exhaust pipe and the air inlet intercommunication of radiation pipe network, installs the ooff valve between the gas outlet of heat pipe and the air inlet intercommunication of radiation pipe network, has placed a plurality of heat storage ball in the heat storage box, has seted up the heat storage chamber in the heat storage ball, and the heat storage intracavity is filled there is phase change heat storage material, the utility model discloses the advantage compared with prior art lies in: the heat energy in the flue gas is utilized to realize the continuation of heating, thereby not only reducing the waste of heat energy, but also shortening the temperature rise range of the gas infrared radiation heating equipment when heating again, effectively reducing the gas cost and improving the temperature return efficiency.

Description

Waste heat storage mechanism of gas infrared radiation heating equipment

Technical Field

The utility model relates to a gas infrared radiation heating equipment technical field specifically indicates a waste heat storage mechanism of gas infrared radiation heating equipment.

Background

The gas radiation type heating is realized by burning combustible gas such as natural gas, liquefied petroleum gas or artificial gas in a radiant tube to radiate infrared rays of various wavelengths, which are not absorbed by the atmosphere but absorbed by various objects such as buildings, human bodies, equipment and the like and converted into heat energy.

The gas infrared radiation heating equipment usually includes radiation pipe network, exhaust pipe, combustor and draught fan, and during the heating, under the effect of combustor and draught fan, the gas burns and realizes heating in the radiation pipe network, and the flue gas that the burning produced is then discharged in the exhaust pipe.

On one hand, the discharged flue gas contains more heat, so that the mode of directly discharging the flue gas causes waste of a large amount of heat energy;

on the other hand, if the gas is interrupted due to the gas supply pipeline during heating, the whole heating needs to be stopped, which not only affects the normal life of people, but also consumes more gas with a larger heating range after reheating, thereby increasing the cost and lowering the temperature return efficiency.

Therefore, the gas-fired infrared radiation heating apparatus is improved by combining the problems of the two aspects.

Disclosure of Invention

The utility model provides a gas infrared radiation heating equipment, it can solve above-mentioned technical problem.

In order to solve the technical problem, the utility model discloses the technical scheme who adopts is: the utility model provides a mechanism is stored to gas infrared radiation heating equipment's waste heat, gas infrared radiation heating equipment is including radiation pipe network and exhaust pipe, the gas outlet of radiation pipe network with exhaust pipe's air inlet intercommunication, waste heat storage mechanism include heat storage box, fixed mounting has the heat pipe in the heat storage box, wear out the air inlet of heat pipe behind the heat storage box with the gas outlet intercommunication of radiation pipe network, and its gas outlet is worn out behind the heat storage box respectively with exhaust pipe's air inlet reaches the air inlet intercommunication of radiation pipe network, the gas outlet of heat pipe with install the ooff valve between the air inlet intercommunication of radiation pipe network, a plurality of heat storage ball has been placed in the heat storage box, heat storage chamber has been seted up in the heat storage ball, the heat storage intracavity is filled with phase change heat storage material.

The phase change heat storage material is calcium chloride hexahydrate.

And a plurality of heat-conducting plates are fixedly arranged on the heat-conducting pipe along the length direction of the heat-conducting pipe.

And the heat storage tank is filled with heat conduction liquid.

The waste heat storage mechanism further comprises a heat insulation box, wherein the heat storage box is fixedly arranged in the heat insulation box, and a vacuum chamber is formed between the heat storage box and the heat insulation box.

And a glass fiber plate is adhered to the inner wall of the heat-insulating box.

After the structure is adopted, compared with the prior art, the utility model the advantage that has is: the utility model provides a waste heat storage mechanism of gas infrared radiation heating equipment has included the heat storage box, the heat pipe, the ooff valve, the heat storage ball, phase change heat storage material etc. the flue gas in the radiation pipe network discharges through the heat pipe again, make the heat in the flue gas stored in the phase change heat storage material in the heat storage ball, the waste of heat energy has been reduced, after the gas is interrupted, phase change heat storage material in the heat storage ball releases the heat to the radiation pipe network in, thereby utilize the heat energy in the flue gas to realize the continuation of heating, not only can reduce the influence of heating interrupt to people's normal life, but also shortened the intensification range when gas infrared radiation heating equipment heats once more, the gas cost has effectively been reduced, the efficiency of rising back temperature is improved.

Drawings

Fig. 1 is a schematic structural diagram of a waste heat storage mechanism of a gas infrared radiation heating device of the present invention.

Fig. 2 is a schematic structural diagram of a heat storage ball in a waste heat storage mechanism of a gas infrared radiation heating device.

As shown in the figure: 1. the device comprises a radiation pipe network, 2, a smoke exhaust pipeline, 3, a heat storage tank, 4, a heat conduction pipe, 5, a switch valve, 6, a heat storage ball, 7, a heat storage cavity, 8, a heat conduction plate, 9, a heat insulation tank, 10, a vacuum chamber, 11 and a glass fiber board.

Detailed Description

The following description is only for the preferred embodiment of the present invention, and the protection scope of the present invention is not limited thereby, the present invention will be further explained with reference to the drawings and the embodiments.

Examples, see fig. 1-2:

the gas infrared radiation heating equipment comprises a radiation pipe network 1, a smoke exhaust pipeline 2, a burner and an induced draft fan, wherein a gas outlet of the radiation pipe network 1 is communicated with a gas inlet of the smoke exhaust pipeline 2, the burner is connected with the gas inlet of the radiation pipe network 1, the induced draft fan is installed on the radiation pipe network 1, and under the action of the burner and the induced draft fan, gas is combusted in the radiation pipe network 1, and smoke generated by combustion is discharged from the smoke exhaust pipeline 2, so that heating on the periphery is realized.

The utility model provides a waste heat storage mechanism of gas infrared radiation heating equipment, it includes heat storage box 3 and thermal-insulated case 9, heat storage box 3 fixed mounting is in thermal-insulated case 9, and it and form real empty room 10 between the thermal-insulated case 9, fixed mounting has a check valve on the thermal-insulated case 9, the air inlet and the real empty room 10 intercommunication of this check valve, so that take out the air in real empty room 10, thereby reduce heat conduction between heat storage box 3 and the thermal-insulated case 9, reduce the influence of external environment to heat storage box 3, it has glass fiber board 11 to paste on the inner wall of thermal-insulated case 9, glass fiber board 11 has good thermal-insulated characteristic, its influence that can further reduce external environment to heat storage box 3.

Fixed mounting has heat pipe 4 in heat storage box 3, heat pipe 4 distributes for the snake type in heat storage box 3, heat storage box 3 and thermal-insulated case 9 are all worn out to its air inlet and gas outlet, heat pipe 4 is used for its inside and outside heat conduction, through heat pipe 4, realize the heat transfer between heat storage ball 6 and the radiation pipe network 1 in the heat storage box 3, there are a plurality of heat-conducting plate 8 along its length direction fixed mounting on heat pipe 4, heat-conducting plate 8 is perpendicular with heat pipe 4, heat-conducting plate 8 and heat pipe 4 are made by aluminium alloy material, can improve heat conduction efficiency of heat pipe 4 through heat-conducting plate 8.

Wherein, heat storage tank 3 intussuseption is filled with heat conduction liquid, and heat conduction liquid adopts water, and fixed mounting has a check valve on the thermal-insulated case 9, and the water inlet of this check valve communicates in with heat storage tank 3 to fill water in the heat storage tank 3, heat conduction liquid makes the heat conduction efficiency between heat pipe 4 and the heat storage tank 3 and between heat storage tank 3 and the heat storage ball 6 higher.

The air inlet of the heat conduction pipe 4 is communicated with the air outlet of the radiation pipe network 1, the air outlet of the heat conduction pipe is respectively communicated with the air inlet of the smoke exhaust pipeline 2 and the air inlet of the radiation pipe network 1 through a three-way pipe, and a switch valve 5 is arranged between the air outlet of the heat conduction pipe 4 and the air inlet of the radiation pipe network 1.

The heat storage box 3 is internally provided with a plurality of heat storage balls 6, each heat storage ball 6 is made of a metal material, a heat storage cavity 7 is formed in each heat storage ball, a phase change heat storage material is filled in each heat storage cavity 7 and used for storing heat in the heat storage box 3, the phase change heat storage material is calcium chloride hexahydrate, the phase change temperature of the calcium chloride hexahydrate is 29.92 ℃, when the temperature in the heat storage box 3 is higher than 29.92 ℃, the calcium chloride hexahydrate melts to change phase from solid to liquid and absorb heat, and when the temperature in the heat storage box 3 is lower than 29.92 ℃, the calcium chloride hexahydrate solidifies to change phase from liquid to solid and release heat.

When normal heating, ooff valve 5 is in the closed state, and the flue gas that produces in the radiation pipe network 1 is discharged in by exhaust pipe 2 behind heat pipe 4, and when the flue gas passed through heat pipe 4, the heat in it was conducted by heat pipe 4 in the heat storage box 3 and made the temperature rise in the heat storage box 3, when treating that the temperature in the heat storage box 3 is higher than 29.92 ℃, then the heat in the heat storage box 3 is stored in the calcium chloride hexahydrate in heat storage ball 6 to the waste of heat energy in the flue gas has been avoided.

After the gas is interrupted, the switch valve 5 is opened, and only air circulates in the radiation pipe network 1, part of air in the radiation pipe network 1 returns to the radiation pipe network 1 through the heat conduction pipe 4, because the air temperature in the heat conduction pipe 4 is lower, the temperature in the heat storage box 3 is reduced, when the temperature in the heat storage box 3 is lower than 29.92 ℃, the calcium chloride hexahydrate in the heat storage ball 6 releases heat, so that the temperature in the heat storage box 3 is increased, the heat in the heat storage box 3 is conducted to the air in the heat conduction pipe 4, the heating of the radiation pipe network 1 is realized, the continuation of heating is realized, the influence of the interruption of heating on the normal life of people can be reduced, the temperature rise range of the gas infrared radiation heating equipment during secondary heating is also shortened, the gas cost is effectively reduced, and the temperature return efficiency is improved.

The present invention and the embodiments thereof have been described above, but the description is not limited thereto, and the embodiment shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.

Claims

1. The utility model provides a waste heat storage mechanism of gas infrared radiation heating equipment, gas infrared radiation heating equipment include radiant tube net (1) and exhaust pipe (2), the gas outlet of radiant tube net (1) with the air inlet intercommunication of exhaust pipe (2), its characterized in that: waste heat storage mechanism includes heat storage box (3), fixed mounting has heat pipe (4) in heat storage box (3), wear out the air inlet of heat pipe (4) behind heat storage box (3) with the gas outlet intercommunication of radiant tube net (1), and its gas outlet is worn out heat storage box (3) after respectively with the air inlet of exhaust pipe (2) reaches the air inlet intercommunication of radiant tube net (1), the gas outlet of heat pipe (4) with install ooff valve (5) between the air inlet intercommunication of radiant tube net (1), a plurality of heat-retaining ball (6) have been placed in heat storage box (3), it stores up heat chamber (7) to have seted up in heat-retaining ball (6), it is filled with phase transition heat storage material to store up heat chamber (7).

2. The residual heat storage mechanism of a gas-fired infrared radiation heating apparatus according to claim 1, characterized in that: the phase change heat storage material is calcium chloride hexahydrate.

3. A residual heat storage mechanism of a gas-fired infrared radiation heating apparatus according to claim 1 or 2, characterized in that: and a plurality of heat-conducting plates (8) are fixedly arranged on the heat-conducting pipe (4) along the length direction of the heat-conducting pipe.

4. The residual heat storage mechanism of a gas-fired infrared radiation heating apparatus according to claim 3, characterized in that: and heat conducting liquid is filled in the heat storage tank (3).

5. A residual heat storage mechanism of a gas-fired infrared radiation heating apparatus according to claim 1 or 2, characterized in that: the waste heat storage mechanism further comprises a heat insulation box (9), the heat storage box (3) is fixedly installed in the heat insulation box (9), and a vacuum chamber (10) is formed between the heat storage box and the heat insulation box (9).

6. The residual heat storage mechanism of a gas-fired infrared radiation heating apparatus according to claim 5, characterized in that: the inner wall of the heat insulation box (9) is adhered with a glass fiber plate (11).