High-temperature environment bin heating system

Abstract

The utility model provides a high-temperature environment bin heating system which comprises a high-temperature environment bin shell and further comprises a first heating structure, and the first heating structure is arranged on the back face of the high-temperature environment bin shell. Air in the inner shell of the high-temperature environment bin is repeatedly and circularly heated, so that the heating rate of the high-temperature environment bin is increased, heat in hot water is guided into the inner shell of the high-temperature environment bin by the heat exchange pipe through a heat conducting plate above the heat exchange pipe, the heating rate of the high-temperature environment bin is better accelerated, the temperature of the high-temperature environment bin is rapidly increased, and the service life of the high-temperature environment bin is prolonged. Clear water in the water tank inner shell is heated through hot air in an air return pipe, then heating is conducted in cooperation with an electric heating rod, the temperature of the clear water in the water tank inner shell can be rapidly increased, heating heat can be rapidly and evenly distributed in the clear water conveniently through rotation of a stirring rod and a stirring plate, and the heating efficiency is improved. And the clean water heating efficiency is further improved.

Description

Technical Field

[0001] The utility model relates to the field of automobile detection, and relates to a high-temperature environment warehouse heating system. Background Art

[0002] The environmental chamber is a process test instrument used in the field of transportation engineering. Its main function is to simulate the environment and conduct vehicle and environment related tests, such as engine high and low temperature calibration, cold start, heating, insulation, defrosting, demisting, thermal balance test, etc.

[0003] When conducting high-temperature testing of automobiles, it is usually necessary to heat up the high-temperature environment chamber. However, the heating rate of a general environment chamber is relatively slow. Before the environment chamber reaches the high temperature required for testing, the testers usually need to wait for a relatively long time, which affects the overall testing efficiency. Therefore, how to better speed up the heating rate of the high-temperature environment chamber so that the temperature of the high-temperature environment chamber rises quickly is an important issue that needs to be solved in the design of the high-temperature environment chamber heating system. Utility Model Content

[0004] The utility model provides a high temperature environment chamber heating system in order to solve the problem of accelerating the heating rate of the high temperature environment chamber so as to quickly increase the temperature of the high temperature environment chamber.

[0005] The utility model solves the above technical problems through the following technical solutions:

[0006] The utility model provides a high temperature environment chamber heating system, including a high temperature environment chamber housing, and also includes:

[0007] A heating structure 1, wherein the heating structure 1 is arranged on the back of the high temperature environment chamber shell;

[0008] A second heating structure, wherein the second heating structure is arranged on the high temperature environment chamber shell and the first heating structure, and the first heating structure and the second heating structure cooperate with each other to quickly heat the interior of the high temperature environment chamber shell;

[0009] A stirring structure is provided in the first temperature raising structure.

[0010] Preferably, a second insulation layer is fixedly arranged on the inner side wall of the high temperature environment warehouse shell, a third insulation layer is fixedly arranged on the inner side wall of the second insulation layer, and a high temperature environment warehouse inner shell is fixedly arranged on the inner side wall of the third insulation layer.

[0011] In the present technical solution, the second insulation layer and the third insulation layer can reduce the heat loss in the shell of the high-temperature environment warehouse, thereby better helping to heat up the interior.

[0012] Preferably, a closed door 1 and a closed door 2 are rotatably connected to the side wall of the high temperature environment chamber shell, the closed door 2 is located on the inner side of the closed door 1, and a heat conducting plate is fixedly connected to the inner wall of the inner shell of the high temperature environment chamber.

[0013] Preferably, the heating structure 1 includes a water tank outer shell, a heat exchange tube, an insulation layer 1, a water tank inner shell and a water pump. The water tank outer shell is fixedly connected to the outer wall of the high-temperature environment warehouse shell, the insulation layer 1 is fixedly connected to the inner wall of the water tank outer shell, the water tank inner shell is arranged on the inner wall of the insulation layer 1, the water tank inner shell is fixedly connected to the bottom inner wall of the water tank inner shell, one end of the heat exchange tube is fixedly connected to the water pump, the heat exchange tube is coiled between the heat conduction plate and the bottom inner wall of the high-temperature environment warehouse inner shell, and the other end of the heat exchange tube is fixedly connected to the side wall of the water tank inner shell.

[0014] In this technical solution, a water pump extracts heated clean water and sends it into the heat exchange tube. The heat exchange tube introduces the heat in the hot water into the inner shell of the high-temperature environment warehouse through the heat conduction plate above, thereby heating the inner shell of the high-temperature environment warehouse. The clean water after heat exchange will return to the inner shell of the water tank for reheating, and the insulation layer reduces the heat loss of the clean water in the inner shell of the water tank.

[0015] Preferably, two supporting blocks are fixedly connected between the water tank shell and the high temperature environment chamber shell.

[0016] In this technical solution, the support block is well connected to and supports the water tank shell.

[0017] Preferably, the heating structure comprises a heating box, a hot air pipe, an electric heating net, a ventilation pipe and an exhaust fan. The heating box is fixedly connected to the outer wall of the back side of the high-temperature environment warehouse shell, the electric heating net is fixedly connected to the inner wall of the heating box at an equal distance, the hot air pipe is fixedly connected to the heating box and the top side wall of the high-temperature environment warehouse shell, the end of the hot air pipe extending into the heating box is circular and expands outward, the inner wall of the expanded end of the hot air pipe is fixedly connected to an exhaust fan, the side wall of the hot air pipe is fixedly connected to the ventilation pipe at an equal distance, and the ventilation pipe is fixedly connected to the top side wall of the inner shell of the high-temperature environment warehouse at an equal distance.

[0018] In this technical solution, the exhaust fan 1 extracts air, and the hot air heated by the electric heating network is drawn into the hot air duct. The hot air duct transfers the hot air to the inner shell of the high-temperature environment warehouse through the ventilation duct 1, thereby heating the high-temperature environment warehouse.

[0019] Preferably, the second heating structure includes a return air duct, two exhaust fans and two ventilation ducts, the return air duct is fixedly connected to the top side wall of the high-temperature environment warehouse shell, the return air duct extends to the inside of the water tank shell and is coiled on the side wall of the water tank inner shell, the end of the return air end passes through the water tank shell and is fixedly connected to the side wall of the heating box, the end of the return air duct extending into the heating box is circular and expands outward, the inner side wall of the expanded end of the return air duct is fixedly connected to the two exhaust fans, the side wall of the return air duct is fixedly connected to the two ventilation ducts at equal distances, and the two ventilation ducts are fixedly connected to the side wall of the inner shell of the high-temperature environment warehouse at equal distances.

[0020] In the present technical solution, exhaust fan 2 is used for exhaust, and ventilation pipe 2 draws out the air in the inner shell of the high-temperature environment chamber, returns it to the heating box through the return air pipe, and is heated again through the electric heating network.

[0021] Preferably, the ends of the hot air duct and the return air duct located at the top of the high-temperature environment chamber shell are in a closed state, and insulation sleeves are fixedly connected to the outer side walls of the hot air duct and the return air duct.

[0022] In the technical solution, the insulation sleeve can insulate the hot air duct and the return air duct, and better avoid the loss of heat in the air in the hot air duct and the return air duct.

[0023] Preferably, the stirring structure includes a rotating motor, a rotating rod, a connecting rod, a stirring rod, a stirring plate and a connecting plate, the rotating rod is rotatably connected to the top side walls of the water tank outer shell and the water tank inner shell, the rotating motor is fixedly connected to the top outer side wall of the water tank outer shell, the rotating end of the rotating motor is fixedly connected to the rotating rod, the bottom of the rotating rod is fixedly connected to the connecting plate, two connecting rods are fixedly connected to the bottom side wall of the connecting plate, the stirring rod is fixedly connected to the side wall of the connecting rod at equal distances, and the other end of the stirring rod is fixedly connected to the stirring plate.

[0024] In this technical solution, the rotating motor drives the rotating rod to rotate, the rotating rod drives the connecting plate to rotate, the connecting plate drives the connecting rod to rotate, the connecting rod drives the stirring rod and the stirring plate to rotate, and the clean water inside the inner shell of the water tank is stirred, which can better make the heated heat quickly and evenly distributed in the clean water, further improving the efficiency of heating the clean water.

[0025] Preferably, the stirring structure includes an electric heating rod, a connecting sleeve and a connecting ring block, the connecting sleeve is fixedly connected to the middle of the bottom side wall of the connecting plate, the connecting ring block is fixedly connected to the top of the side wall of the electric heating rod, the connecting ring block and the electric heating rod are both rotatably connected in the connecting sleeve, and the bottom of the electric heating rod is fixedly connected to the bottom inner wall of the water tank inner shell.

[0026] In the technical solution, the electric heating rod is used for heating, so as to increase the temperature of the clean water inside the inner shell of the water tank.

[0027] On the basis of conforming to the common sense in the art, the above-mentioned preferred conditions can be arbitrarily combined to obtain the preferred embodiments of the present utility model.

[0028] The positive and progressive effects of the utility model are:

[0029] 1. Through the exhaust fan 1, the hot air heated by the electric heating network is transferred to the inner shell of the high-temperature environment warehouse through the ventilation pipe 1 to heat the high-temperature environment warehouse. The exhaust fan 2 is used to exhaust the air in the inner shell of the high-temperature environment warehouse and send it back to the heating box for reheating. The air in the inner shell of the high-temperature environment warehouse can be repeatedly circulated and heated to improve the heating rate of the high-temperature environment warehouse. The water pump extracts the heated clean water and sends it into the heat exchange tube. The heat exchange tube introduces the heat in the hot water into the inner shell of the high-temperature environment warehouse through the upper heat conduction plate, and the inner shell of the high-temperature environment warehouse is further heated, which is convenient for accelerating the heating rate of the high-temperature environment warehouse and making the temperature of the high-temperature environment warehouse rise rapidly.

[0030] 2. When the hot air in the return air duct passes through the inner shell of the water tank, it can exchange heat with the inner shell of the water tank to heat the clean water inside the inner shell of the water tank, and then heat it with the electric heating rod, so as to quickly heat the clean water inside the inner shell of the water tank.

[0031] 3. By rotating the motor to drive the stirring rod and the stirring plate to rotate, the clean water inside the inner shell of the water tank is stirred, so that the heating heat is quickly and evenly distributed in the clean water, further improving the efficiency of heating the clean water. BRIEF DESCRIPTION OF THE DRAWINGS

[0032] Figure 1 It is a schematic diagram of the overall three-dimensional structure of the utility model.

[0033] Figure 2 It is a schematic diagram of the overall internal structure of the utility model.

[0034] Figure 3 It is a schematic diagram of the internal structure of the overall back side of the utility model.

[0035] Figure 4 It is a schematic diagram of the internal structure of the utility model as a whole from the side.

[0036] Figure 5 It is a schematic diagram of the internal structure of the utility model as a whole viewed from above.

[0037] Figure 6 For this utility model Figure 3 Schematic diagram of the local enlarged structure at A.

[0038] Description of Reference Numerals

[0039] 1. High temperature environment chamber shell; 2. Closed door 1; 3. Heating structure 1; 301. Water tank shell; 302. Heat exchange pipe; 303. Insulation layer 1; 304. Water tank inner shell; 305. Water pump; 4. Heating structure 2; 401. Heating box; 402. Hot air pipe; 403. Electric heating network; 404. Ventilation pipe 1; 405. Exhaust fan 1; 411. Return air pipe; 412. Exhaust fan 2; 413. Ventilation pipe 2 ; 5. Insulation sleeve; 6. Support block; 7. Closed door two; 8. Insulation layer two; 9. Insulation layer three; 10. High temperature environment chamber inner shell; 11. Heat conduction plate; 12. Stirring structure; 1201. Rotating motor; 1202. Rotating rod; 1203. Connecting rod; 1204. Stirring rod; 1205. Stirring plate; 1206. Connecting plate; 1211. Electric heating rod; 1212. Connecting sleeve; 1213. Connecting ring block. DETAILED DESCRIPTION

[0040] The present invention is further described below by way of embodiments, but the present invention is not limited to the scope of the embodiments.

[0041] like Figure 1-6 As shown, the high temperature environment chamber heating system includes a high temperature environment chamber housing 1, and also includes:

[0042] A heating structure 3, wherein the heating structure 3 is arranged on the back of the high temperature environment chamber shell 1;

[0043] A heating structure 2 4, wherein the heating structure 2 4 is arranged on the high temperature environment chamber shell 1 and the heating structure 1 3, and the heating structure 1 3 and the heating structure 2 4 cooperate with each other to quickly heat the interior of the high temperature environment chamber shell 1;

[0044] A stirring structure 12, wherein the stirring structure 12 is arranged in the temperature increasing structure 3.

[0045] A second insulation layer 8 is fixedly arranged on the inner side wall of the high temperature environment warehouse shell 1, a third insulation layer 9 is fixedly arranged on the inner side wall of the second insulation layer 8, and a high temperature environment warehouse inner shell 10 is fixedly arranged on the inner side wall of the third insulation layer 9.

[0046] The second insulation layer 8 and the third insulation layer 9 can reduce the heat loss in the high temperature environment warehouse inner shell 10, thereby better helping to heat up the interior.

[0047] The side wall of the high temperature environment chamber shell 1 is rotatably connected with a closed door 1 2 and a closed door 2 7 , the closed door 2 7 is located on the inner side of the closed door 1 2 , and the inner side wall of the high temperature environment chamber inner shell 10 is fixedly connected with a heat conducting plate 11 .

[0048] The heating structure 3 includes a water tank shell 301, a heat exchange tube 302, an insulation layer 303, a water tank inner shell 304 and a water pump 305. The water tank shell 301 is fixedly connected to the outer wall of the high-temperature environment chamber shell 1, and the insulation layer 303 is fixedly connected to the inner wall of the water tank shell 301. The water tank inner shell 304 is arranged on the inner wall of the insulation layer 303. The water pump 305 is fixedly connected to the bottom inner wall of the water tank inner shell 304. One end of the heat exchange tube 302 is fixedly connected to the water pump 305. The heat exchange tube 302 is coiled between the heat conducting plate 11 and the bottom inner wall of the high-temperature environment chamber inner shell 10. The other end of the heat exchange tube 302 is fixedly connected to the side wall of the water tank inner shell 304.

[0049] The water pump 305 extracts the heated clean water and sends it into the heat exchange tube 302. The heat exchange tube 302 introduces the heat in the hot water into the high-temperature environment chamber inner shell 10 through the heat conduction plate 11 above, thereby heating the high-temperature environment chamber inner shell 10. The clean water after heat exchange will return to the water tank inner shell 304 for reheating. The insulation layer 303 reduces the heat loss of the clean water in the water tank inner shell 304.

[0050] Two support blocks 6 are fixedly connected between the water tank shell 301 and the high temperature environment chamber shell 1 .

[0051] The supporting block 6 is well connected to and supports the water tank housing 301 .

[0052] The heating structure 3 includes a heating box 401, a hot air pipe 402, an electric heating net 403, a ventilation pipe 404 and an exhaust fan 405. The heating box 401 is fixedly connected to the outer wall of the back side of the high-temperature environment warehouse shell 1, and the electric heating net 403 is fixedly connected to the inner wall of the heating box 401 at an equal distance. The hot air pipe 402 is fixedly connected to the heating box 401 and the top side wall of the high-temperature environment warehouse shell 1. The end of the hot air pipe 402 extending into the heating box 401 is circular and expands outward. The exhaust fan 405 is fixedly connected to the inner wall of the expanded end of the hot air pipe 402. The ventilation pipe 404 is fixedly connected to the side wall of the hot air pipe 402 at an equal distance. The ventilation pipe 404 is fixedly connected to the top side wall of the inner shell 10 of the high-temperature environment warehouse at an equal distance.

[0053] The exhaust fan 405 exhausts the hot air heated by the electric heating network 403 into the hot air pipe 402, and the hot air pipe 402 transfers the hot air to the inner shell 10 of the high temperature environment chamber through the ventilation pipe 404 to heat the high temperature environment chamber.

[0054] The heating structure 24 includes a return air duct 411, an exhaust fan 2 412 and a ventilation duct 2 413. The return air duct 411 is fixedly connected to the top side wall of the high-temperature environment warehouse shell 1. The return air duct 411 extends into the water tank shell 301 and is coiled on the side wall of the water tank inner shell 304. The end of the return air end passes through the water tank shell 301 and is fixedly connected to the side wall of the heating box 401. The end of the return air duct 411 extending into the heating box 401 is circular and expands outward. The exhaust fan 2 412 is fixedly connected to the inner side wall of the expanded end of the return air duct 411. The ventilation duct 2 413 is fixedly connected to the side wall of the return air duct 411 at an equal distance. The ventilation duct 2 413 is fixedly connected to the side wall of the high-temperature environment warehouse inner shell 10 at an equal distance.

[0055] The second exhaust fan 412 is used for exhaust, and the second ventilation pipe 413 draws out the air in the high temperature environment chamber inner shell 10, and returns it to the heating box 401 through the return air pipe 411, and is heated again by the electric heating network 403.

[0056] The ends of the hot air duct 402 and the return air duct 411 located at the top of the high temperature environment chamber shell 1 are in a closed state, and the outer side walls of the hot air duct 402 and the return air duct 411 are fixedly connected with a heat preservation sleeve 5.

[0057] The heat preservation sleeve 5 can insulate the hot air pipe 402 and the return air pipe 411 , and effectively prevent the heat loss in the air in the hot air pipe 402 and the return air pipe 411 .

[0058] The stirring structure 12 includes a rotating motor 1201, a rotating rod 1202, a connecting rod 1203, a stirring rod 1204, a stirring plate 1205 and a connecting plate 1206. The rotating rod 1202 is rotatably connected to the top side walls of the water tank outer shell 301 and the water tank inner shell 304. The rotating motor 1201 is fixedly connected to the top outer side wall of the water tank outer shell 301. The rotating end of the rotating motor 1201 is fixedly connected to the rotating rod 1202. The bottom of the rotating rod 1202 is fixedly connected to the connecting plate 1206. Two connecting rods 1203 are fixedly connected to the bottom side wall of the connecting plate 1206. The stirring rod 1204 is fixedly connected to the side wall of the connecting rod 1203 at an equal distance. The other end of the stirring rod 1204 is fixedly connected to the stirring plate 1205.

[0059] The rotating motor 1201 rotates to drive the rotating rod 1202 to rotate, the rotating rod 1202 drives the connecting plate 1206 to rotate, the connecting plate 1206 drives the connecting rod 1203 to rotate, the connecting rod 1203 drives the stirring rod 1204 and the stirring plate 1205 to rotate, and the clean water inside the water tank inner shell 304 is stirred, which can better make the heating heat quickly and evenly distributed in the clean water, and further improve the efficiency of heating the clean water.

[0060] The stirring structure 12 includes an electric heating rod 1211, a connecting sleeve 1212 and a connecting ring block 1213. The connecting sleeve 1212 is fixedly connected to the middle of the bottom side wall of the connecting plate 1206, and the connecting ring block 1213 is fixedly connected to the top of the side wall of the electric heating rod 1211. The connecting ring block 1213 and the electric heating rod 1211 are both rotatably connected in the connecting sleeve 1212, and the bottom of the electric heating rod 1211 is fixedly connected to the bottom inner wall of the water tank inner shell 304.

[0061] The electric heating rod 1211 is heated to increase the temperature of the clean water inside the water tank inner shell 304 .

[0062] When the utility model is in use, the electrical components in the present application are all connected to an external power supply and a control switch. When the high-temperature environment chamber is heated, the heating rod, the water pump 305, the electric heating network 403, the rotating motor 1201, the exhaust fan 1 405 and the exhaust fan 2 412 are started. The exhaust fan 1 405 exhausts the hot air heated by the electric heating network 403 into the hot air pipe 402. The hot air pipe 402 transfers the hot air to the inner shell 10 of the high-temperature environment chamber through the ventilation pipe 1 404 to heat the high-temperature environment chamber.

[0063] The second exhaust fan 412 is used for exhausting air, and the second ventilation pipe 413 extracts the air in the high temperature environment chamber inner shell 10, and returns it to the heating box 401 through the return air pipe 411, and is heated again through the electric heating network 403. The insulation sleeve 5 can insulate the hot air pipe 402 and the return air pipe 411, and better avoid the loss of heat in the air in the hot air pipe 402 and the return air pipe 411, so as to facilitate the repeated circulation heating of the air in the high temperature environment chamber inner shell 10;

[0064] The heating rate of the high-temperature environment chamber is improved. When the hot air in the return air duct 411 passes through the water tank inner shell 304, the water tank inner shell 304 can be heat-exchanged to heat the clean water inside the water tank inner shell 304. Then, the electric heating rod 1211 is used for heating to quickly heat the clean water inside the water tank inner shell 304. The water pump 305 extracts the heated clean water and sends it into the heat exchange tube 302. The heat exchange tube 302 introduces the heat in the hot water into the high-temperature environment chamber inner shell 10 through the upper heat conduction plate 11, and further heats the high-temperature environment chamber inner shell 10. The clean water after heat exchange will return to the water tank inner shell 304 for reheating.

[0065] The rotating motor 1201 drives the rotating rod 1202 to rotate, the rotating rod 1202 drives the connecting plate 1206 to rotate, the connecting plate 1206 drives the connecting rod 1203 to rotate, and the connecting rod 1203 drives the stirring rod 1204 and the stirring plate 1205 to rotate, thereby stirring the clean water inside the water tank inner shell 304, so as to better distribute the heating heat quickly and evenly in the clean water, thereby further improving the efficiency of heating the clean water.

[0066] The utility model is not limited to the above-mentioned embodiments. Any changes in shape or structure are within the protection scope of the utility model. The protection scope of the utility model is defined by the attached claims. Those skilled in the art can make various changes or modifications to these embodiments without departing from the principle and essence of the utility model, but these changes and modifications are within the protection scope of the utility model.

Claims

1. A high temperature environment chamber heating system, comprising a high temperature environment chamber housing (1), characterized in that: Also includes: A temperature raising structure (3), wherein the temperature raising structure (3) is arranged on the back side of the high temperature environment chamber shell (1); A second heating structure (4), wherein the second heating structure (4) is arranged on the high temperature environment chamber shell (1) and the first heating structure (3), and the first heating structure (3) and the second heating structure (4) cooperate with each other to quickly heat the interior of the high temperature environment chamber shell (1); A stirring structure (12), wherein the stirring structure (12) is arranged in the temperature increasing structure (3).

2. The high temperature environment chamber heating system according to claim 1, characterized in that: A second insulation layer (8) is fixedly arranged on the inner side wall of the high temperature environment warehouse shell (1), a third insulation layer (9) is fixedly arranged on the inner side wall of the second insulation layer (8), and a high temperature environment warehouse inner shell (10) is fixedly arranged on the inner side wall of the third insulation layer (9).

3. The high temperature environment chamber heating system according to claim 2, characterized in that: A closed door 1 (2) and a closed door 2 (7) are rotatably connected to the side wall of the high temperature environment chamber shell (1); the closed door 2 (7) is located on the inner side of the closed door 1 (2); and a heat conducting plate (11) is fixedly connected to the inner side wall of the high temperature environment chamber inner shell (10).

4. The high temperature environment chamber heating system according to claim 1, characterized in that: The heating structure (3) comprises a water tank outer shell (301), a heat exchange tube (302), a heat insulation layer (303), a water tank inner shell (304) and a water pump (305); the water tank outer shell (301) is fixedly connected to the outer wall of the high-temperature environment chamber shell (1); the heat insulation layer (303) is fixedly connected to the inner wall of the water tank outer shell (301); the water tank inner shell (304) is arranged on the inner wall of the heat insulation layer (303); the water pump (305) is fixedly connected to the bottom inner wall of the water tank inner shell (304); one end of the heat exchange tube (302) is fixedly connected to the water pump (305); the heat exchange tube (302) is coiled between the heat conduction plate (11) and the bottom inner wall of the high-temperature environment chamber inner shell (10); the other end of the heat exchange tube (302) is fixedly connected to the side wall of the water tank inner shell (304).

5. The high temperature environment chamber heating system according to claim 4, characterized in that: Two support blocks (6) are fixedly connected between the water tank shell (301) and the high-temperature environment chamber shell (1).

6. The high temperature environment chamber heating system according to claim 4, characterized in that: The heating structure (3) comprises a heating box (401), a hot air pipe (402), an electric heating net (403), a ventilation pipe (404) and an exhaust fan (405); the heating box (401) is fixedly connected to the outer wall of the back side of the high-temperature environment chamber shell (1); the electric heating net (403) is fixedly connected to the inner wall of the heating box (401) at an equal distance; the hot air pipe (402) is fixedly connected to the heating box (401) and the top side wall of the high-temperature environment chamber shell (1); the end of the hot air pipe (402) extending into the heating box (401) is circular and expands outward; the exhaust fan (405) is fixedly connected to the inner wall of the expanded end of the hot air pipe (402); the ventilation pipe (404) is fixedly connected to the side wall of the hot air pipe (402) at an equal distance; the ventilation pipe (404) is fixedly connected to the top side wall of the inner shell (10) of the high-temperature environment chamber at an equal distance.

7. The high temperature environment chamber heating system according to claim 1, characterized in that: The second heating structure (4) comprises a return air duct (411), a second exhaust fan (412) and a second ventilation duct (413); the return air duct (411) is fixedly connected to the top side wall of the high temperature environment chamber shell (1); the return air duct (411) extends into the water tank shell (301) and is coiled on the side wall of the water tank inner shell (304); the end of the return air duct (411) passes through the water tank shell (301) and is fixedly connected to the side wall of the heating box (401); the end of the return air duct (411) extending into the heating box (401) is circularly expanded outward; the second exhaust fan (412) is fixedly connected to the inner side wall of the expanded end of the return air duct (411); the second ventilation duct (413) is fixedly connected to the side wall of the return air duct (411) at an equal distance; the second ventilation duct (413) is fixedly connected to the side wall of the high temperature environment chamber inner shell (10) at an equal distance.

8. The high temperature environment chamber heating system according to claim 6, characterized in that: The ends of the hot air pipe (402) and the return air pipe (411) located at the top of the high temperature environment chamber shell (1) are in a closed state, and the outer side walls of the hot air pipe (402) and the return air pipe (411) are fixedly connected with a thermal insulation sleeve (5).

9. The high temperature environment chamber heating system according to claim 1, characterized in that: The stirring structure (12) comprises a rotating motor (1201), a rotating rod (1202), a connecting rod (1203), a stirring rod (1204), a stirring plate (1205) and a connecting plate (1206); the rotating rod (1202) is rotatably connected to the top side walls of the water tank outer shell (301) and the water tank inner shell (304); the rotating motor (1201) is fixedly connected to the top outer side wall of the water tank outer shell (301); the rotating end of the rotating motor (1201) is fixedly connected to the rotating rod (1202); the bottom of the rotating rod (1202) is fixedly connected to the connecting plate (1206); two connecting rods (1203) are fixedly connected to the bottom side wall of the connecting plate (1206); the stirring rod (1204) is fixedly connected to the side wall of the connecting rod (1203) at an equal distance; and the other end of the stirring rod (1204) is fixedly connected to the stirring plate (1205).

10. The high temperature environment chamber heating system according to claim 9, characterized in that: The stirring structure (12) comprises an electric heating rod (1211), a connecting sleeve (1212) and a connecting ring block (1213); the connecting sleeve (1212) is fixedly connected to the middle of the bottom side wall of the connecting plate (1206); the connecting ring block (1213) is fixedly connected to the top of the side wall of the electric heating rod (1211); the connecting ring block (1213) and the electric heating rod (1211) are both rotatably connected in the connecting sleeve (1212); and the bottom of the electric heating rod (1211) is fixedly connected to the bottom inner wall of the water tank inner shell (304).

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