CN108943962B - Heating device - Google Patents

Abstract

A heating device includes: a heat source room, a heating chamber, a heat source and an exhaust fan; the heat source is arranged in the heat source room; the heating chamber is connected to the heat source room; the operation of the exhaust fan can make the heat transfer medium form from the heat source room through the heating chamber, the exhaust fan in sequence, and then Return to the circulation loop of the heat source room. By adopting a circulation loop connecting the heat source chamber and the heating chamber, this device increases the heating speed of the heating device, reduces the waiting time of the heated object, enhances the balance of the heating temperature in the heating chamber, and improves the product yield.

Description

a heating device

Technical field

The present invention relates to the field of solar panel laminators, and in particular to a heating device.

Background technique

With the rapid development of society, human demand for natural resources has reached its historical peak. The exploitation of fossil energy can no longer meet human needs. The environmental pollution problem caused by fossil energy has reached a point where it must be solved. As a kind of clean energy, solar energy has increasingly become an inevitable demand for energy in human society. The proportion of solar energy in total power generation is getting higher and higher. The solar energy industry is becoming increasingly prosperous and its uses are becoming wider and wider.

Solar cells have become widely popular in cities and rural areas, providing users with more choices due to their ease of use, flexible land use, and low cost. The laminator is a key equipment for manufacturing solar panels. It heats the heated objects in a high-temperature environment to keep the adhesive film in a semi-melted state. At the same time, it applies pressure to the heated objects so that the heated objects stick together to form Strongly bonded solar panels. But currently, the heating device of the solar panel laminator still has the following problems:

1. The heating device of the solar panel laminator has a complex structure and low production efficiency, which increases the production cost and operating cost of the equipment.

2. It takes a long time for the existing heating device to reach the predetermined heating temperature, which makes the preheating time of the heating device too long, increases the waiting time of the heated object, and reduces the production efficiency of the solar panel.

3. The internal temperature difference of the heating device is too large. The temperature near the heat source is high and the temperature far away from the heat source is low, which reduces the yield rate of solar panels and increases production costs.

4. The heating device has poor thermal insulation performance, and the heat exchange effect with the external low-temperature environment is obvious, resulting in a large temperature difference inside the heating device and uneven heating of various parts of the solar panel.

Contents of the invention

The purpose of the embodiments of the present invention is to provide a heating device. By arranging a circulation loop connecting the heat source chamber and the heating chamber inside the heating device, the heating speed and circulation speed of the air are improved, and rapid heating inside the heating device is realized. The heating time is reduced and the efficiency of the heating device is improved; at the same time, the circulation component is used to enhance the balance of the temperature inside the heating device and achieve uniform heating of the solar panels.

In order to solve the above technical problems, embodiments of the present invention provide a heating device, including: a heat source chamber, a heating chamber, a heat source and an exhaust fan; the heat source is arranged in the heat source chamber; the heat source chamber is connected to the heating chamber; The heat source room is provided with an air inlet and an air outlet of the heat source room; the heating chamber is provided with an air inlet and an air outlet of the heating chamber; and an inlet is provided between the air outlet of the heat source room and the air inlet of the heating chamber. An air channel; an air outlet channel is provided between the air outlet of the heating chamber and the air inlet of the heat source room; the operation of the exhaust fan can cause the heat transfer medium to form from the heat source room through the air inlet channel, heating chamber, The air outlet channel, exhaust fan, and then return to the circulation loop of the heat source room.

Further, in the heating device, the air outlet of the heat source room is connected to the air inlet of the heating chamber through the air inlet channel; the air outlet of the heating room is connected to the air inlet of the heat source room through the air outlet channel. Connected.

Further, in the heating device, the air inlet of the heat source room is disposed at the bottom of the heat source room; the air outlet of the heat source room is disposed on the side of the heat source room; and the air inlet of the heating chamber is disposed on The side of the heating chamber; the air outlet of the heating chamber is provided on the side of the heating chamber.

Further, in the heating device, the air inlet channel includes a first air inlet channel and a second air inlet channel; the first air inlet channel and the second air inlet channel are arranged opposite each other and are respectively located on the heating Opposite sides of the chamber; the air outlet channel includes a first air outlet channel and a second air outlet channel; the first air outlet channel and the second air outlet channel are arranged oppositely, and are respectively located at opposite sides of the heating chamber. both sides.

Further, in the heating device, the exhaust fan includes an exhaust fan air inlet and an exhaust fan air outlet; the heating chamber air outlet is connected to the exhaust fan air inlet, and the exhaust fan air outlet is connected to the heat source room. Inlet.

Further, in the heating device, the exhaust fan air inlet is connected to the heating chamber air outlet and/or the heat source room air inlet, and the exhaust fan air outlet is arranged in the heat source room.

Further, in the heating device, the exhaust fan air outlet is connected to the heating chamber air outlet and/or the heat source room air inlet, and the exhaust fan air inlet is provided in the heating chamber.

Further, in the heating device, the heating chamber is arranged below the heat source chamber; the heating device further includes: a support frame and a sealing layer; the sealing layer is surrounding the support frame to form Sealed chamber; the heat source chamber and the heating chamber are both arranged in the sealed chamber and connected to the support frame; there is a specified width between the outer walls of the heat source chamber and the heating chamber and the inner wall of the sealing layer. Interval; the interval is divided into the air inlet channel and the air outlet channel.

Further, in the heating device, the air outlet of the heat source chamber and the air inlet of the heating chamber are both arranged in the area where the air inlet channel is located; the air outlet of the heating chamber and the air inlet of the heat source room are both arranged. In the area where the air outlet channel is located.

Further, in the heating device, a channel partition is provided in the interval; the channel partition is arranged vertically relative to the outer wall of the heat source chamber; one end of the channel partition in the horizontal direction is connected to all The other end of the outer wall of the heat source chamber and the heating chamber is connected to the inner wall of the sealing layer to separate the interval into the air inlet channel and the air outlet channel.

Further, in the heating device, the heat source chamber includes oppositely arranged side plates of the heat source chamber; both ends of the side plates of the heat source chamber in the horizontal direction are respectively connected to the sealing layer; the heating chamber includes oppositely arranged side plates. The side plates of the heating chamber; the two ends of the side plates of the heating chamber in the horizontal direction are respectively connected to the sealing layer; the side plates of the heat source chamber and the side plates of the heating chamber are perpendicular to each other in the horizontal direction, so as to connect the Intervals separate the air inlet channel and the air outlet channel.

Further, in the heating device, the heat source room further includes a bottom plate of the heat source room; at least one air inlet of the heat source room is provided on the bottom plate of the heat source room; and the side plate of the heat source room is provided on the air outlet channel. In the area where the heat source room is located, an air outlet of the heat source room is formed between the ends of the side plates of the heat source room.

Further, in the heating device, the heating chamber further includes a heating chamber bottom plate; the heating chamber side plates are arranged in the area where the air inlet channel is located; and the heating chamber side plates have at least one ventilation hole. ; The at least one ventilation hole constitutes the air inlet of the heating chamber; the air outlet of the heating chamber is formed between the ends of the side plates of the heating chamber.

Further, in the heating device, the area of the air inlet of the heat source chamber is smaller than the area of the air outlet of the heat source chamber; and the area of the air inlet of the heating chamber is smaller than the area of the air outlet of the heating chamber.

Further, in the heating device, the heat source room further includes a top plate; at least one exhaust fan installation hole and at least one heat source installation hole are provided on the top plate.

Further, in the heating device, the heat source room further includes at least one indoor partition plate; the indoor partition plate is perpendicular to the bottom plate of the heat source room and parallel to the side plate of the heat source room; The partition board is used to divide the heat source room into at least two heat source sub-rooms; each heat source sub-room corresponds to an air inlet of the heat source room, at least one air outlet of the heat source room and at least one heat source.

Further, in the heating device, at least two layers of heating chambers are provided below the heat source chamber from top to bottom.

Further, in the heating device, the area of the sealing layer corresponding to the air outlet of the heating chamber forms a door that can be opened and closed.

Further, in the heating device, the material of the sealing layer is an insulation board.

The above technical solution of the present invention has the following beneficial technical effects:

1. By adopting a frame structure, the weight of the heating device is reduced, the complexity of the structure is reduced, and the structural strength is improved.

2. By using a circulation loop connecting the heat source chamber and the heating chamber, the heating speed and circulation speed of the air are increased, rapid heating inside the heating device is achieved, the heating time is reduced, and the efficiency of the heating device is improved.

3. By using a circulation loop, the temperature balance inside the heating device is enhanced and the entire solar panel is heated evenly.

4. By adding an insulation layer to the outer wall of the heating device, the heat exchange between the heating device and the outside air is reduced, the balance of the heating temperature inside the heating device is improved, the impact of heat exchange on the yield rate of the solar panel is reduced, and the heat source is reduced. The frequency of use and replacement extends the service life.

Description of drawings

Figure 1 is a schematic diagram of the principle of a heating device according to an embodiment of the present invention;

Figure 2 is a schematic cross-sectional view along the X-axis direction in Figure 1;

Figure 3 is a schematic cross-sectional view along the Y-axis direction in Figure 1;

Figure 4 is a three-dimensional structural view of the heating device according to the embodiment of the present invention;

Figure 5 is a front cross-sectional view of the heating device according to the embodiment of the present invention;

Figure 6 is a left cross-sectional view of the heating device according to the embodiment of the present invention;

Figure 7 is a disassembled view of the top plate of the heating device according to the embodiment of the present invention;

Figure 8 is a top plan view of the heating device according to the embodiment of the present invention.

Reference signs:

01. Air inlet channel, 02. Air outlet channel, 1. Heat source room, 10. Heat source sub-room, 11. Heat source room air inlet, 12. Heat source room air outlet, 13. Heat source room bottom plate, 14. Heat source room side panel, 15. Top plate, 16. Exhaust fan installation hole, 17. Heat source installation hole, 18. Indoor partition board, 2. Heating chamber, 21. Heating chamber air inlet, 22. Heating chamber air outlet, 23. Heating chamber bottom plate, 24 , Heating chamber side panel, 25. Ventilation hole, 3. Heat source, 4. Exhaust fan, 41. Exhaust fan air inlet, 42. Exhaust fan air outlet, 5. Support frame, 6. Sealing layer, 7. Channel partition, 61. Door.

Detailed ways

In order to make the purpose, technical solutions and advantages of the present invention more clear, the present invention will be further described in detail below with reference to the specific embodiments and the accompanying drawings. It should be understood that these descriptions are exemplary only and are not intended to limit the scope of the invention. Furthermore, in the following description, descriptions of well-known structures and techniques are omitted to avoid unnecessarily confusing the concepts of the present invention.

Figure 1 is a schematic diagram of the principle of a heating device according to an embodiment of the present invention.

Please refer to Figure 1. The heating device provided by the embodiment of the present invention includes: a heat source chamber 1, a heating chamber 2, a heat source 3 and an exhaust fan 4. Both the heat source chamber 1 and the heating chamber 2 have cavities inside. The heat source 3 is arranged in a cavity within the heat source chamber 1 . The heating chamber 2 is connected to the heat source chamber 1. The heat source room 1 is provided with a heat source room air outlet 12, the heating chamber 2 is provided with a heating room air inlet 21, and an air inlet channel 01 is provided between the heat source room air outlet 12 and the heating room air inlet 21. The air outlet 12 of the heat source room is connected to the air inlet 21 of the heating room through the air inlet channel 01, thereby realizing communication between the heat source room 1 and the heating room 2. The operation of the exhaust fan 4 can cause the heat transfer medium (such as air) to form a circulation loop from the heat source room 1 through the air inlet channel 01, the heating chamber 2, the air outlet channel 02, the exhaust fan 4, and then back to the heat source room 1. Heat source 3 can use a heating rod. The heating chamber 2 is used to hold items to be heated, such as solar cell modules.

The operating principle of the heating device provided in this embodiment is: the heat source in the heat source chamber 1 generates heat by itself and exchanges heat with the gas in the heat source chamber 1, thereby causing the gas in the heat source chamber 1 to heat up and form high-temperature gas. Since the heat source chamber 1 and the heating chamber 2 are connected, the high-temperature gas is affected by the air flow disturbance of the exhaust fan 4, flows from the heat source chamber 1 into the heating chamber 2, and exchanges heat with the items placed in the heating chamber 2, thereby heating the items. . The high-temperature gas turns into a low-temperature gas after exchanging heat with the object. Since the heat source room 1 and the heating room 2 are connected, the low-temperature gas is affected by the air flow disturbance of the exhaust fan 4 and flows back from the heating room 2 to the heat source room 1, completing an air flow cycle.

The heating device provided in this embodiment forms a circulation loop between the heat source chamber 1 and the heating chamber 2, thereby increasing the heating speed of the heating device, reducing the waiting time of the heated object, enhancing the balance of heating, and improving the quality of the product. Yield rate.

FIG. 2 is a schematic cross-sectional view along the X-axis direction in FIG. 1 .

Please refer to FIG. 2 , the heat source room air outlet 12 is provided on the side of the heat source room 1 ; the heating room air inlet 21 is provided on the side of the heating chamber 2 . The air inlet channel 01 includes a first air inlet channel and a second air inlet channel. The first air inlet channel and the second air inlet channel are arranged opposite each other and are located on opposite sides of the heating chamber 2 respectively.

FIG. 3 is a schematic cross-sectional view along the Y-axis direction in FIG. 1 .

Referring to Figure 3, the heat source room 1 is provided with a heat source room air inlet 11, the heating chamber 2 is provided with a heating room air outlet 22, and an air outlet channel 02 is provided between the heating room air outlet 22 and the heat source room air inlet 11. The air outlet 22 of the heating chamber is connected to the air inlet 11 of the heat source room through the air outlet channel 02; thereby realizing the communication between the heating chamber 2 and the heat source room 1. The heating chamber air outlet 22 is provided on the side of the heating chamber 2; the heat source room air inlet 11 is provided on the bottom of the heat source room 1.

The air outlet channel 02 includes a first air outlet channel and a second air outlet channel. The first air outlet channel and the second air outlet channel are arranged opposite each other and located on opposite sides of the heating chamber 2 respectively.

In one implementation of the embodiment of the present invention, the heating chamber and the heat source chamber are arranged separately, and the exhaust fan 4 is arranged between the heating chamber and the heat source chamber. The exhaust fan 4 includes an exhaust fan air inlet 41 and an exhaust fan air outlet 42; the heating chamber air outlet 22 is connected to the exhaust fan air inlet 41, and the exhaust fan air outlet 42 is connected to the heat source room air inlet 11.

In another embodiment of the present invention, the bottom of the heat source room 1 and the top of the heating chamber 2 share the same wall, and the heat source room air inlet 11 and the heating room air outlet 22 are the same air outlet. The exhaust fan 4 is installed in the heat source room. The exhaust fan 4 includes an exhaust fan air inlet 41 and an exhaust fan air outlet 42 . The exhaust fan air inlet 41 is connected to the heating chamber air outlet 22 (ie, the heat source room air inlet 11). The exhaust fan outlet 42 is provided in the heat source room 1 .

In another embodiment of the present invention, the bottom of the heat source room 1 and the top of the heating chamber 2 share the same wall, and the heat source room air inlet 11 and the heating room air outlet 22 are the same air outlet. The exhaust fan 4 is installed in the heating chamber 2 . The exhaust fan 4 includes an exhaust fan air inlet 41 and an exhaust fan air outlet 42 . The exhaust fan air inlet 41 is connected to the heating chamber air outlet 22 (ie, the heat source room air inlet 11). The exhaust fan air inlet 41 is provided in the heating chamber 2 .

Figure 4 is a three-dimensional structural view of the heating device according to the embodiment of the present invention.

Fig. 5 is a front cross-sectional view of the heating device according to the embodiment of the present invention.

6 is a left cross-sectional view of the heating device according to the embodiment of the present invention.

Please refer to Figures 4, 5 and 6. In this embodiment, the heating chamber 2 is provided below the heat source chamber 1. The heating device also includes a support frame 5 and a sealing layer 6 . The sealing layer 6 is arranged around the support frame 5 to form a sealed cavity. The heat source chamber 1 and the heating chamber 2 are both arranged in a sealed cavity and fixed on the support frame 5 . The outer walls of the heat source chamber 1 and the heating chamber 2 are separated from the inner wall of the sealing layer 6 by a specified width, and the intervals are divided into an air inlet channel 01 and an air outlet channel 02 where the air flows do not affect each other.

The heat source room air outlet 12 and the heating room air inlet 21 are both located in the area where the air inlet channel 01 is located. The heating chamber air outlet 22 and the heat source room air inlet 11 are both located in the area where the air outlet channel 02 is located.

In one embodiment, the specific implementation of the interval is divided into an air inlet channel 01 and an air outlet channel 02 where the air flow does not affect each other is: a channel partition 7 is provided in the interval, and the channel partition 7 is relative to the outer wall of the heat source room 1 Vertical setting. One end of the channel partition plate 7 in the horizontal direction is connected to the outer walls of the heat source chamber 1 and the heating chamber 2, and the other end is connected to the inner wall of the sealing layer 6 to separate the interval into an air inlet channel 01 and an air outlet channel 02.

In another embodiment, the specific implementation of the space is divided into an air inlet channel 01 and an air outlet channel 02 that do not affect each other's air flow: the heat source room 1 includes oppositely arranged heat source room side plates 14, and the heat source room side plates 14 are at Both ends in the horizontal direction are connected to the sealing layer 6 respectively. The heating chamber includes oppositely arranged heating chamber side plates 24, and both ends of the heating chamber side plates 24 in the horizontal direction are connected to the sealing layer 6 respectively. Among them, the heat source chamber side plate 14 and the heating chamber side plate 24 are perpendicular to each other in the horizontal direction, so as to divide the interval into an air inlet channel 01 and an air outlet channel 02.

The heat source chamber 1 also includes a heat source chamber bottom plate 13 . At least one heat source room air inlet 11 is provided on the heat source room bottom plate 13 . The exhaust fan air inlet 41 is connected with the heat source room air inlet 11 . The heat source room air inlet 11 is located in the center of the heat source room 1 . The heat source room side plate 14 is arranged in the area where the air outlet channel 02 is located; the heat source room side plate 14 forms an air outlet 12 between the ends.

The heating chamber 2 also includes a heating chamber bottom plate 23; a heating chamber side plate 24 is arranged in the area where the air inlet channel 01 is located; the heating chamber side plate 24 has at least one ventilation hole 25; at least one ventilation hole 25 constitutes the heating chamber air inlet 21 ; The heating chamber air outlet 22 is formed between the ends of the heating chamber side plates 24.

In one implementation of the embodiment of the present invention, the heating chamber side plate 24 is provided with a plurality of identical arrays of ventilation holes 25 . Specifically, four sets of vent hole 25 arrays are provided on each heating chamber side plate 24, and the number of each vent hole 25 array is 5×10. If the number of vent holes 25 is too small, the area of the heating chamber air inlet 31 will be too small, affecting the heat transfer medium circulation effect; if the number of vent holes 25 is too large, the strength of the heating chamber side plate 24 will be reduced.

In another embodiment of the present invention, the area of the heat source room air inlet 11 is smaller than the area of the heat source room air outlet 12; the area of the heating chamber air inlet 21 is smaller than the area of the heating room air outlet 22.

Figure 7 is an disassembled view of the top plate of the heating device according to the embodiment of the present invention.

Figure 8 is a top plan view of the heating device according to the embodiment of the present invention.

Please refer to Figures 7 and 8. The heat source chamber 1 also includes a top plate 15, which is detachably connected to the side wall of the sealing layer 6. The top plate 15 is provided with at least one exhaust fan mounting hole 16 and at least one heat source mounting hole 17 . The heat source 3 is fixedly connected to the top plate 15 through the heat source mounting hole 17 . The exhaust fan 4 is fixedly connected to the top plate 15 through the exhaust fan mounting hole 16 .

Optionally, when the heating device needs to replace the heat source 3 or the exhaust fan 4, the top plate 15 can be removed directly and replaced with another top plate 15 with the heat source 3 and the exhaust fan 4; similarly, the top plate 15 can also be removed, Replace the heat source 3 or exhaust fan 4 on it, and then install the replaced top plate 15 on the top of the heat source room 1 . Optionally, the top plate 15 that needs to be replaced is directly replaced with another top plate 15 with the heat source 3 and the exhaust fan 4 installed, which reduces maintenance time and improves production efficiency.

In another embodiment of the present invention, a plurality of exhaust fans 4 can be configured as a main exhaust fan and a backup exhaust fan. The main exhaust fan and the backup exhaust fan are arranged at intervals. The number of the main exhaust fan and the backup exhaust fan is the same or One difference. The main exhaust fan and the backup exhaust fan can be interchanged under preset conditions. It can be set to switch to the backup exhaust fan after the main exhaust fan works for a certain period of time, and then work alternately according to a predetermined time; it can also be set to When one or more of the main exhaust fans fails, the backup exhaust fan will be immediately switched to work. The main exhaust fan and the backup exhaust fan work in turns, which can not only realize the scheduled alternate exhaust and extend the service life of the exhaust fan, but also can switch to standby immediately when one or more exhaust fans fail. The exhaust fan prevents equipment failure from causing production shutdowns and provides maintenance personnel with sufficient maintenance time to prepare spare parts and replace faulty components.

In another embodiment of the present invention, the heat source room 1 further includes at least one indoor partition plate 18; the indoor partition plate 18 is perpendicular to the heat source room bottom plate 13 and parallel to the heat source room side plate 14; the indoor partition plate 18 is The heat source room 1 is divided into at least two heat source sub-rooms 10; each heat source sub-room 10 corresponds to a heat source room air inlet 11, at least one heat source room air outlet 12 and at least one heat source 3. The number of heat sources 3 is set according to the power required by the heating device.

In another embodiment of the present invention, multiple heat source sub-chambers 10 are arranged in a single straight line. An exhaust fan 4 is provided at the center of each heat source sub-room 10, and an array of heat sources 3 distributed in a matrix is symmetrically arranged on both sides of each exhaust fan 4 close to the air outlet 12 of the heat source room.

Optionally, the number of heat source sub-chambers 10 is 3-5; optionally, the number of heat source sub-chambers 10 is 4.

In another embodiment of the present invention, multiple heat source sub-chambers 10 are arranged in parallel and linear arrangement. An exhaust fan 4 is disposed at the center of each heat source sub-room 10, and an array of heat sources 3 distributed in a matrix is disposed on one side of each exhaust fan 4 close to the air outlet 12 of the adjacent heat source room.

Optionally, the number of heat source sub-chambers 10 is 4, 6 or 8; optionally, the number of heat source sub-chambers 10 is 4.

In the above two implementations of the embodiment of the present invention, the number of heat sources 3 in the heat source 3 array can range from 10 to 30; preferably, the number of heat sources 3 is 20.

Specifically, the heat source 3 is a vertically arranged heating rod. The top of the heating rod passes through the heat source installation hole 16 and is fixedly connected to the top plate 15, and the bottom maintains a preset distance from the bottom plate 13 of the heat source chamber. Maintain a preset distance between adjacent heating rods. The heat transfer medium discharged from the exhaust fan outlet 42 passes through the heat source 3 array, is heated by the heat source 3, and enters the air inlet channel 02 through the heat source room outlet 12.

The exhaust fan 4 adopts a centrifugal fan, and the air inlet of the centrifugal fan is sealed with the air inlet 11 of the heat source room. The air outlet structure of the centrifugal fan adopts horizontal 360° exhaust. The sealed connection between the air inlet of the centrifugal fan and the air inlet 11 of the heat source room can prevent the air inlet of the centrifugal fan from inhaling the heat-conducting medium in the heat source room 1, avoid a self-circulation loop between the inlet and the air outlet of the centrifugal fan, and weaken the heating device The heating effect of the circulation loop.

Referring to Figure 4, at least two layers of heating chambers 2 are provided below the heat source chamber 1 from top to bottom. Optionally, three layers of heating chambers 2 are provided below the heat source chamber 1 from top to bottom. The number of ventilation holes 25 on the heating chamber side plate 24 of each heating chamber 2 is the same, that is, the heating chamber air inlet 21 of each heating chamber 2 is the same size, and the heat transfer medium of the air inlet channel 01 enters the heating chamber of each layer. 2 have the same or similar flow rate, so that the temperature in the heating chamber 2 of each layer is basically the same, which enhances the balance of the heating temperature in the heating chamber 2 and improves the yield rate of the product.

The area of the sealing layer 6 corresponding to the air outlet 22 of the heating chamber forms a door 61 that can be opened and closed. The door 61 is fixedly connected to the outer wall of the sealing layer 6 through hinges. The door 61 is connected to the cylinder through connecting parts. When the door 61 needs to be opened or closed, the control system sends a signal to the solenoid valve, and the solenoid valve controls the cylinder to drive the connecting component to open and close the door 61.

Optionally, there is one door 61 , which is disposed on a side wall of the sealing layer 6 corresponding to the air outlet 22 of the heating chamber; similarly, there are two doors 61 , which are disposed on both sides of the sealing layer 6 corresponding to the air outlet 22 of the heating chamber. on opposite side walls. Optionally, the door 61 is provided on two opposite side walls of the sealing layer 6 corresponding to the air outlet 22 of the heating chamber.

Optionally, the door 61 provided on each side wall of the sealing layer 6 can be set as a door to match the heating chamber air outlet 22 of the multi-layer heating chamber 2; similarly, the door 61 provided on each side wall of the sealing layer 6 The door 61 can also be provided as a plurality of doors, each door matching the heating chamber air outlet 22 of the heating chamber 2 on each floor.

Optionally, multiple doors 61 on each side wall of the sealing layer 6 can be configured to open and close synchronously; similarly, multiple doors 61 can also be configured to open and close individually. Optionally, multiple doors 61 are configured to be opened and closed individually.

Optionally, the upper edge of the door 61 on each side wall of the sealing layer 6 can be the axis, and the lower edge can be opened to the outside; similarly, the door 61 can also have the lower edge as the axis, and the upper edge can be opened to the outside; similarly, the door 61 One side of the vertical edge can also be used as the axis, and the other side can be opened to the outside. Optionally, the upper edge of the door 61 serves as the axis, and the lower edge opens outward. The lower edge of the door 61 opens outward. The opening angle only needs to reach 60° to allow the heated object to enter and exit the heating chamber. The required opening angle is the smallest and the opening time is the shortest.

In one implementation of the embodiment of the present invention, guide components are provided at the bottoms of the two heating chamber side plates 24. The length of the guide components matches the length of the tray carrying the object to be heated. The bottom of the guide components is in line with the heating chamber bottom plate 23. Fixed connection. The guide member can position the tray carrying the object to be heated that enters the heating chamber 2 . Specifically, the guide components are oppositely arranged L-shaped guide bars.

A plurality of pulleys are provided on the opposite side of the connection side between the guide component and the heating chamber side plate 24, which can reduce the friction between the tray and the guide component, allowing the tray to enter and exit the heating chamber 2 smoothly.

The sealing layer 6 is made of thermal insulation board. Optional, the material of the insulation board is: rock wool, phenolic foam or aluminum silicate; preferably, the material of the insulation board is: aluminum silicate. The insulation board made of aluminum silicate material has the characteristics of good thermal insulation performance, high temperature resistance, non-toxic and harmless, and good flame retardancy, and is suitable for use in this device.

A tray return chamber is also provided at the bottom of the heating device, and the tray return chamber is located below the outer wall of the bottom of the sealing layer 6 . After the pallet containing the heated objects is heated in the heating device and is transported out of the heating device outlet by the conveyor belt, the empty pallet continues to be sent to the entrance of the heating device through the pallet return chamber by the conveyor belt, and the heated objects are loaded into the heating device cycle. use.

Embodiments of the present invention are intended to protect a heating device and have the following effects:

1. By adopting a frame structure, the weight of the heating device is reduced, the complexity of the structure is reduced, and the structural strength is improved.

2. By using a circulation loop connecting the heat source chamber and the heating chamber, the heating speed of the heat transfer medium and the circulation speed of the heat transfer medium are increased, rapid heating inside the heating device is achieved, the heating time is reduced, and the use of the heating device is improved. efficiency.

3. By using a circulation loop, the temperature balance inside the heating device is enhanced and the entire solar panel is heated evenly.

4. By adding an insulation layer to the outer wall of the heating device, the heat exchange between the heating device and the external heat-conducting medium is reduced, the balance of the heating temperature inside the heating device is improved, the impact of heat exchange on the yield rate of the solar panel is reduced, and the The use and replacement frequency of the heat source extend the service life.

It should be understood that the above-described specific embodiments of the present invention are only used to illustrate or explain the principles of the present invention, and do not constitute a limitation of the present invention. Therefore, any modifications, equivalent substitutions, improvements, etc. made without departing from the spirit and scope of the present invention shall be included in the protection scope of the present invention. Furthermore, it is intended that the appended claims of the present invention cover all changes and modifications that fall within the scope and boundaries of the appended claims, or equivalents of such scopes and boundaries.

Claims (6)

1. A heating device, characterized in that it includes: a heat source room (1), a heating room (2), a heat source (3) and an exhaust fan (4); the heat source (3) is arranged in the heat source room (1) ); the heat source chamber (1) is connected to the heating chamber (2); the heat source chamber (1) is provided with a heat source chamber air inlet (11) and a heat source chamber air outlet (12); the heating chamber (2) ) is provided with a heating chamber air inlet (21) and a heating chamber air outlet (22); an air inlet channel (01) is provided between the heat source room air outlet (12) and the heating chamber air inlet (21); An air outlet channel (02) is provided between the air outlet (22) of the heating chamber and the air inlet (11) of the heat source room; the operation of the exhaust fan (4) can make the heat transfer medium form from the heat source room (1) The circulation loop passes through the air inlet channel (01), heating chamber (2), air outlet channel (02), and exhaust fan (4) in sequence to the heat source room (1); The heat source room air outlet (12) is connected to the heating chamber air inlet (21) through the air inlet channel (01); the heating room air outlet (22) is connected to the heating chamber air inlet (21) through the air outlet channel (02). The air inlet (11) of the heat source room is connected; The heat source room air inlet (11) is provided at the bottom of the heat source room (1); the heat source room air outlet (12) is provided at the side of the heat source room (1); the heating room air inlet (1) 21) is provided on the side of the heating chamber (2); the heating chamber air outlet (22) is provided on the side of the heating chamber (2); The exhaust fan (4) includes an exhaust fan air inlet (41) and an exhaust fan air outlet (42); the heating chamber air outlet (22) is connected to the exhaust fan air inlet (41), and the exhaust fan air outlet (42) is connected to the air inlet (11) of the heat source room; or the air inlet (41) of the exhaust fan is connected to the air outlet (22) of the heating room and/or the air inlet (11) of the heat source room. The air outlet (42) is arranged in the heat source room (1); or the air outlet (42) of the exhaust fan is connected to the air outlet (22) of the heating room and/or the air inlet (11) of the heat source room. The air inlet (41) is provided in the heating chamber (2); The heating chamber (2) is arranged below the heat source chamber (1); the heating device also includes: a support frame (5) and a sealing layer (6); the sealing layer (6) is surrounded by the A closed cavity is formed around the support frame (5); the heat source chamber (1) and the heating chamber (2) are both arranged in the closed cavity and connected to the support frame (5); the heat source room (1) and There is a gap of specified width between the outer wall of the heating chamber (2) and the inner wall of the sealing layer (6); the gap is divided into the air inlet channel (01) and the air outlet channel (02); The heat source room air outlet (12) and the heating room air inlet (21) are both arranged in the area where the air inlet channel (01) is located; the heating room air outlet (22) and the heat source room air inlet (11) are all arranged in the area where the air outlet channel (02) is located; A channel partition (7) is provided in the interval; the channel partition (7) is arranged vertically relative to the outer wall of the heat source chamber (1); one end of the channel partition (7) in the horizontal direction The outer wall of the heat source chamber (1) and the heating chamber (2) is connected, and the other end is connected to the inner wall of the sealing layer (6) to separate the interval into the air inlet channel (01) and the air outlet channel ( 02); The heat source chamber (1) includes oppositely arranged heat source chamber side plates (14); both ends of the heat source chamber side plates (14) in the horizontal direction are respectively connected to the sealing layer (6); the heating chamber ( 2) It includes oppositely arranged heating chamber side plates (24); both ends of the heating chamber side plates (24) in the horizontal direction are respectively connected to the sealing layer (6); the heat source chamber side plates (14) and The heating chamber side plates (24) are perpendicular to each other in the horizontal direction to divide the interval into the air inlet channel (01) and the air outlet channel (02); The heat source room (1) also includes a heat source room bottom plate (13); at least one heat source room air inlet (11) is provided on the heat source room bottom plate (13); the heat source room side plate (14) is provided on In the area where the air outlet channel (02) is located; the heat source room air outlet (12) is formed between the ends of the heat source room side plates (14); The heating chamber (2) also includes a heating chamber bottom plate (23); the heating chamber side plate (24) is arranged in the area where the air inlet channel (01) is located; the heating chamber side plate (24) It has at least one ventilation hole (25); the at least one ventilation hole (25) constitutes the air inlet (21) of the heating chamber; the end of the heating chamber side plate (24) forms the outlet of the heating chamber. tuyere(22); The area of the heat source room air inlet (11) is smaller than the area of the heat source room air outlet (12); the area of the heating chamber air inlet (21) is smaller than the area of the heating room air outlet (22). 2. The heating device according to claim 1, characterized in that the heat source room (1) further includes a top plate (15); the top plate (15) is provided with at least one exhaust fan mounting hole (16) and at least One heat source mounting hole (17). 3. The heating device according to claim 1, characterized in that the heat source room (1) further includes at least one indoor partition plate (18); the indoor partition plate (18) is perpendicular to the heat source room. The bottom plate (13) is parallel to the side plate (14) of the heat source room; the indoor partition plate (18) is used to divide the heat source room (1) into at least two heat source sub-rooms (10); each The heat source sub-room (10) corresponds to one heat source room air inlet (11), at least one heat source room air outlet (12) and at least one heat source (3). 4. The heating device according to claim 1, characterized in that at least two layers of the heating chamber (2) are provided below the heat source chamber (1) from top to bottom. 5. The heating device according to claim 1, characterized in that the area of the sealing layer (6) corresponding to the air outlet (22) of the heating chamber forms a door (61) that can be opened and closed. 6. The heating device according to claim 1, characterized in that the sealing layer (6) is made of a thermal insulation board.