Energy-saving heater ventilation pipe and using method

Abstract

The invention is suitable for the field of heating devices, and provides an energy-saving heater ventilation pipe and a using method.The energy-saving heater ventilation pipe comprises a heating box, a ventilation pipe body installed in the heating box, a heating assembly and a filtering assembly, the ventilation pipe body comprises a plurality of pipe bodies, a plurality of heat exchange plates and a plurality of heat conduction plates, and heat is stored through a phase change material arranged in an inner box; the heat exchange plate and the heat conducting plate are matched to exchange heat with air in the pipe body, so that the heating pressure of the first heating wire is reduced, loss is reduced, energy is saved, meanwhile, when the air temperature is too high, heat can be guided into the phase-change material through the heat exchange plate and the heat conducting plate to be recycled and stored, and therefore it is guaranteed that in the heating process, the heating efficiency is improved. The temperature of discharged hot air is kept unchanged, energy waste can also be avoided, entering air is filtered through filter cotton, the situation that the heat conduction rate is affected by dust accumulation is avoided, energy loss is indirectly reduced, and the movably-installed filter assembly can also be conveniently pulled out to clean the surface of the filter cotton.

Description

Technical Field

[0001] The invention belongs to the field of heating devices, and in particular relates to an energy-saving heater ventilation pipe and a use method thereof. Background Art

[0002] A heater is a device that converts energy into heat in different ways to increase the temperature of an environment or object. Heaters are widely used in homes, industries, commerce, and various special occasions. There are many common types of heaters, depending on their working principles and usage scenarios.

[0003] Existing heaters usually use electric heating wires set in ventilation ducts for heating. However, the heating effect of the electric heating wires on direct heating of air is poor, and the air cannot be heated to the target temperature well. It is usually necessary to increase the power consumption of the heating wires to improve the heating effect, which results in a large loss of energy. At the same time, the temperature fluctuations of the air heated by existing heaters are large, and the temperature cannot be kept constant well. Summary of the invention

[0004] The purpose of the embodiments of the present invention is to provide an energy-saving heater ventilation duct and a method of use, aiming to solve the problems raised in the background technology.

[0005] The embodiment of the present invention is implemented as follows: an energy-saving heater ventilation duct comprises a heating box, a ventilation duct installed in the heating box, a heating component installed in the heating box and a filtering component arranged in the heating box, the heating box comprises an outer box, an inner box, a mounting box and an air filter box, the inner box is located in the outer box, the inner box is filled with a phase change material, an insulation layer is filled between the outer box and the inner box, the mounting box is fixedly arranged at one end of the outer box, an exhaust fan is installed in the mounting box, the air filter box is fixedly arranged at the other end of the outer box, the ventilation duct comprises a plurality of pipe bodies, a plurality of heat exchange plates and Multiple heat conducting plates, multiple pipe bodies are fixedly installed in the heating box, two ends of the pipe body pass through the outer box to connect the installation box and the inside of the air filter box, multiple heat exchange plates are fixedly installed at both ends of the inner side of the pipe body, multiple heat conducting plates are longitudinally installed on the outside of the pipe body at equal intervals, the heating component includes multiple heating wires 1 and 2, the heating wire 1 is arranged in the middle of the pipe body, the heating wire 2 is arranged in the inner box, the filter component is movably installed in the air filter box, the filter component includes a mounting frame and filter cotton, the middle of the mounting frame is provided with a mounting groove, and the filter cotton is fixedly installed in the mounting groove.

[0006] As a further solution of the present invention: a supporting foot is fixedly provided at the lower end of the outer box, a rubber pad is fixedly installed at the lower end of the supporting foot, and the rubber pad is made of elastic material.

[0007] As a further solution of the present invention: a protective plate is arranged on one side of the exhaust fan, the protective plate is fixedly connected to the inner wall of the installation box, a connecting ring is arranged at one end of the installation box, and an air gathering port is mounted on the outer side of the connecting ring.

[0008] As a further solution of the present invention: a sealing ring groove is fixedly opened on the outer side of the connecting ring, a sealing ring is fixedly installed in the sealing ring groove, the sealing ring is set to be an elastic material, and the sealing ring is in extrusion contact with the inner wall of the gas gathering port.

[0009] As a further solution of the present invention: mesh holes are fixedly opened on the side of the air filter box, the filter cotton is set to be a loose porous material, and the size of the filter cotton covers multiple tube ends.

[0010] As a further solution of the present invention: a sealing ring groove 2 is fixedly opened on the side adjacent to the installation frame and the outer box, a sealing ring 2 is fixedly arranged in the sealing ring groove 2, the sealing ring 2 is set to an elastic material, and the sealing ring 2 is in extrusion contact with the side of the outer box.

[0011] As a further solution of the present invention: a limiting groove is fixedly provided on the side of the installation frame, and the air filter box is fixedly provided with fixing grooves on both sides of the interior corresponding to the limiting groove, and spring pieces are fixedly installed in the fixing grooves.

[0012] As a further solution of the present invention: the spring piece is a metal plate formed by bending, and the lower end of the spring piece is bent corresponding to the limiting groove to form an angle that matches the cross-section of the limiting groove.

[0013] A method for using an energy-saving heater ventilation pipe comprises the following steps:

[0014] Step 1, preparation stage: pull out the filter assembly, clean the filter box and the filter cotton surface respectively, insert the filter assembly into the filter box, turn on the heating wire 2 to heat the phase change material in the inner box, at this time the phase change material stores a lot of heat and keeps it warm through the insulation layer;

[0015] Step 2, heating stage: Turn on the exhaust fan to drive the gas flow, the air is sucked in from the air filter box, filtered by the filter cotton and enters the tube body, the temperature of the phase change material in the inner box is transferred to the inner wall of the tube body through the heat transfer plate, and heat is exchanged with the air flowing in the tube body through the heat exchange plate at one end, and the heating wire is turned on to heat the air in the tube body to increase the air temperature;

[0016] Step 3, compensation stage: When the heated air passes through the heat exchange plate at the other end, it exchanges heat with the phase change material through the heat exchange plate and the heat conduction plate. The heat flows from the high temperature to the low temperature. When the air temperature is low, the air temperature is compensated. When the air temperature is high, the heat is stored in the phase change material.

[0017] Step 4: Air outlet stage: The compensated air is extracted and gathered by the exhaust fan and discharged from one end of the installation box.

[0018] The beneficial effects of the present invention are:

[0019] 1. An energy-saving heater ventilation duct and a method of using the same provided by the embodiment of the present invention store heat through a phase change material arranged in an inner box, and cooperate with a heat exchange plate and a heat conducting plate to exchange heat with the air in the duct body, thereby reducing the heating pressure of the heating wire, reducing losses, and saving energy. At the same time, when the air temperature is too high, the heat can also be introduced into the phase change material through the heat exchange plate and the heat conducting plate for recovery and storage, thereby ensuring that the temperature of the exhausted hot air remains unchanged during heating, and also avoiding energy waste. The incoming air is filtered through filter cotton to avoid dust accumulation affecting the heat conduction rate, thereby indirectly reducing energy loss. The movably installed filter component can also be easily pulled out to clean the filter cotton surface.

[0020] 2. An energy-saving heater ventilation duct and a method of use provided in an embodiment of the present invention can gather the gas discharged from the connecting ring through the set gas gathering port to increase the gas flow rate. One end of the gas gathering port can also be conveniently connected to the pipeline to facilitate the modification of the heating system. The set sealing ring can also improve the sealing effect between the gas gathering port and the connecting ring to prevent air leakage.

[0021] 3. An energy-saving heater ventilation duct and a method of use provided in an embodiment of the present invention seal the filter cotton around two pairs of sealing rings to ensure that air can and can only enter from the filter cotton, thereby indirectly improving the filtering effect of the filter cotton and ensuring the cleanliness of the air.

[0022] 4. An energy-saving heater ventilation duct and a method of use provided in an embodiment of the present invention facilitate the engagement of the limit groove by means of the arranged spring piece, thereby facilitating the staff to quickly disassemble and assemble the filter assembly, facilitating the cleaning of the filter cotton surface, and reducing the difficulty of equipment maintenance. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 It is a three-dimensional structural diagram of the present invention;

[0024] Figure 2 It is a partial cross-sectional view of the present invention;

[0025] Figure 3 for Figure 2 The enlarged schematic diagram at A in the middle;

[0026] Figure 4 It is a three-dimensional structural diagram of the ventilation pipe and the heating assembly of the present invention;

[0027] Figure 5 It is a partial cross-sectional view of the air filter box of the present invention;

[0028] Figure 6 for Figure 5 Enlarged schematic diagram of point B in the middle.

[0029] In the accompanying drawings: heating box 1, outer box 11, supporting feet 111, rubber pads 112, inner box 12, insulation layer 13, installation box 14, connecting ring 141, sealing ring groove 1 142, air filter box 15, fixing groove 151, air gathering port 16, sealing ring 17, spring piece 18, ventilation pipe 2, pipe body 21, heat exchange plate 22, heat conduction plate 23, heating assembly 3, heating wire 1 31, heating wire 2 32, exhaust fan 4, protective plate 41, filter assembly 5, installation frame 51, installation groove 511, sealing ring groove 2 512, limiting groove 513, filter cotton 52, sealing ring 2 53. DETAILED DESCRIPTION

[0030] In order to make the purpose, technical solution and advantages of the present invention more clearly understood, the present invention is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not intended to limit the present invention.

[0031] The specific implementation of the present invention is described in detail below in conjunction with specific embodiments.

[0032] like Figures 1 to 6 As shown, an energy-saving heater ventilation duct provided by an embodiment of the present invention comprises a heating box 1, a ventilation duct 2 installed in the heating box 1, a heating component 3 installed in the heating box 1 and a filtering component 5 arranged in the heating box 1, the heating box 1 comprises an outer box 11, an inner box 12, a mounting box 14 and an air filter box 15, the inner box 12 is located in the outer box 11, the inner box 12 is filled with a phase change material, an insulation layer 13 is filled between the outer box 11 and the inner box 12, the mounting box 14 is fixedly arranged at one end of the outer box 11, an exhaust fan 4 is installed in the mounting box 14, the air filter box 15 is fixedly arranged at the other end of the outer box 11, the ventilation duct 2 comprises a plurality of pipe bodies 21, a plurality of heat exchange plates 22 and a plurality of The heat conducting plate 23, multiple tube bodies 21 are fixedly installed in the heating box 1, and both ends of the tube bodies 21 pass through the outer box 11 to connect the installation box 14 and the inside of the air filter box 15. Multiple heat exchange plates 22 are fixedly installed at both ends of the inner side of the tube body 21. Multiple heat conducting plates 23 are longitudinally installed at equal intervals on the outside of the tube body 21. The heating component 3 includes multiple heating wires 1 31 and heating wires 2 32. The heating wire 1 31 is arranged in the middle of the tube body 21, and the heating wire 2 32 is arranged in the inner box 12. The filter component 5 is movably installed in the air filter box 15. The filter component 5 includes a mounting frame 51 and filter cotton 52. A mounting groove 511 is opened in the middle of the mounting frame 51, and the filter cotton 52 is fixedly installed in the mounting groove 511.

[0033] like Figures 1 to 6 As shown, a method for using an energy-saving heater ventilation pipe provided by an embodiment of the present invention includes the following steps:

[0034] Step 1, preparation stage: pull out the filter assembly 5, clean the air filter box 15 and the surface of the filter cotton 52 respectively, insert the filter assembly 5 into the air filter box 15, turn on the heating wire 2 32 to heat the phase change material in the inner box 12, at this time, the phase change material stores a lot of heat and is kept warm by the insulation layer 13;

[0035] Step 2, heating stage: Turn on the exhaust fan 4 to drive the gas flow, the air is sucked in from the air filter box 15, filtered by the filter cotton 52 and enters the tube body 21, the temperature of the phase change material in the inner box 12 is transferred to the inner wall of the tube body 21 through the heat conduction plate 23, and heat is exchanged with the air flowing in the tube body 21 through the heat exchange plate 22 at one end, and the heating wire 31 is turned on to heat the air in the tube body 21 to increase the air temperature;

[0036] Step 3, compensation stage: When the heated air passes through the heat exchange plate 22 at the other end, it exchanges heat with the phase change material through the heat exchange plate 22 and the heat conducting plate 23, and the heat flows from the high temperature to the low temperature. When the air temperature is low, the air temperature is compensated, and when the air temperature is high, the heat is stored in the phase change material;

[0037] Step 4, air outlet stage: the compensated air is extracted and gathered by the exhaust fan 4 and discharged from one end of the installation box 14.

[0038] In one embodiment of the present invention, heat is stored by the phase change material arranged in the inner box 12, and heat is exchanged with the air in the tube body 21 in cooperation with the heat exchange plate 22 and the heat conducting plate 23, thereby reducing the heating pressure of the heating wire 31, reducing losses, and saving energy. At the same time, when the air temperature is too high, the heat can also be introduced into the phase change material through the heat exchange plate 22 and the heat conducting plate 23 for recovery and storage, thereby ensuring that the temperature of the exhausted hot air remains unchanged during heating, and also avoiding energy waste. The incoming air is filtered by the filter cotton 52 to avoid dust accumulation affecting the heat conduction rate, thereby indirectly reducing energy loss. The movably installed filter component 5 can also easily pull out the filter component 5 to clean the surface of the filter cotton 52.

[0039] like Figure 1 and Figure 2 As shown, as another embodiment of the present invention, a supporting foot 111 is fixedly provided at the lower end of the outer box 11, and a rubber pad 112 is fixedly installed at the lower end of the supporting foot 111, and the rubber pad 112 is set to be an elastic material.

[0040] In one embodiment of the present invention, the device is elevated by providing support legs 111, and the rubber pads 112 can also play a shock-absorbing role. The support legs 111 and the rubber pads 112 can improve the stability of the device.

[0041] like Figure 2 and Figure 3 As shown, as another embodiment of the present invention, a protective plate 41 is provided on one side of the exhaust fan 4, and the protective plate 41 is fixedly connected to the inner wall of the installation box 14. A connecting ring 141 is provided at one end of the installation box 14, and a gas gathering port 16 is mounted on the outer side of the connecting ring 141.

[0042] Specifically, a sealing ring groove 142 is fixedly opened on the outer side of the connecting ring 141 , a sealing ring 17 is fixedly installed in the sealing ring groove 142 , and the sealing ring 17 is set to be an elastic material, and the sealing ring 17 is in compression contact with the inner wall of the gas gathering port 16 .

[0043] In one embodiment of the present invention, the gas discharged from the connecting ring 141 can be gathered by setting the gas gathering port 16 to increase the gas flow rate. One end of the gas gathering port 16 can also be conveniently connected to the pipeline to facilitate the modification of the heating system. The sealing ring 17 can also improve the sealing effect between the gas gathering port 16 and the connecting ring 141 to prevent gas leakage.

[0044] like Figure 1 and Figure 5 As shown, as another embodiment of the present invention, a mesh hole is fixedly opened on the side of the air filter box 15, and the filter cotton 52 is set to be a loose porous material. The size of the filter cotton 52 covers the ends of multiple tubes 21.

[0045] In one embodiment of the present invention, the filter cotton 52 is provided to filter the gas entering the tube body 21 to remove impurities and dust in the air, thereby preventing dust from accumulating in the tube body 21, thereby affecting the heat transfer rate of the heat exchange plate 22 and the heat conduction plate 23, thereby increasing the heating energy consumption.

[0046] like Figure 5 and Figure 6 As shown, as another embodiment of the present invention, a sealing ring groove 512 is fixedly opened on the side adjacent to the installation frame 51 and the outer box 11, and a sealing ring 53 is fixedly set in the sealing ring groove 512. The sealing ring 53 is set to an elastic material, and the sealing ring 53 is in extrusion contact with the side of the outer box 11.

[0047] In one embodiment of the present invention, the filter cotton 52 is sealed around by the second sealing ring 53 to ensure that air can and only can enter from the filter cotton 52, thereby indirectly improving the filtering effect of the filter cotton 52 and ensuring the cleanliness of the air.

[0048] like Figure 5 and Figure 6As shown, as another embodiment of the present invention, the side of the installation frame 51 is fixedly provided with a limiting groove 513, and the air filter box 15 is fixedly provided with fixing grooves 151 on both sides thereof corresponding to the limiting groove 513, and the fixing grooves 151 are fixedly installed with spring pieces 18 in them.

[0049] Specifically, the spring piece 18 is a bent metal plate, and the lower end of the spring piece 18 is bent corresponding to the limiting groove 513 to form a folded angle that matches the cross section of the limiting groove 513 .

[0050] In one embodiment of the present invention, the spring piece 18 is provided to facilitate the engagement of the limiting groove 513, thereby facilitating the staff to quickly disassemble and assemble the filter assembly 5, facilitating the cleaning of the surface of the filter cotton 52, and reducing the difficulty of equipment maintenance.

[0051] It will be apparent to those skilled in the art that the invention is not limited to the details of the exemplary embodiments described above and that the invention can be implemented in other specific forms without departing from the spirit or essential features of the invention. Therefore, the embodiments should be considered exemplary and non-limiting in all respects, and the scope of the invention is defined by the appended claims rather than the foregoing description, and it is intended that all variations falling within the meaning and scope of the equivalent elements of the claims be included in the invention. Any reference numeral in a claim should not be considered as limiting the claim to which it relates.

[0052] It should be noted that, in the absence of conflict, the embodiments of the present invention and the features in the embodiments may be combined with each other.

[0053] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", and the like are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", and the like may explicitly or implicitly include one or more of the features. In the description of the present invention, unless otherwise specified, "multiple" means two or more.

[0054] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood by specific circumstances.

[0055] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. An energy-saving heater ventilation duct, comprising a heating box (1), a ventilation duct (2) installed in the heating box (1), a heating component (3) installed in the heating box (1) and a filter component (5) arranged in the heating box (1), characterized in that: The heating box (1) comprises an outer box (11), an inner box (12), an installation box (14) and an air filter box (15); the inner box (12) is located inside the outer box (11); the inner box (12) is filled with a phase change material; an insulation layer (13) is filled between the outer box (11) and the inner box (12); the installation box (14) is fixedly arranged at one end of the outer box (11); an exhaust fan (4) is installed in the installation box (14); the air filter box (15) is fixedly arranged at the other end of the outer box (11); the ventilation pipe (2) comprises a plurality of pipe bodies (21), a plurality of heat exchange plates (22) and a plurality of heat conduction plates (23); the plurality of pipe bodies (21) are fixedly installed in the heating box (1); both ends of the pipe bodies (21) penetrate the outer box ( 11) The installation box (14) and the air filter box (15) are connected to each other, a plurality of heat exchange plates (22) are fixedly installed at both ends of the inner side of the tube body (21), a plurality of heat conduction plates (23) are longitudinally installed at equal intervals on the outer side of the tube body (21), the heating component (3) comprises a plurality of heating wires 1 (31) and heating wires 2 (32), the heating wires 1 (31) are arranged in the middle of the tube body (21), the heating wires 2 (32) are arranged in the inner box (12), the filter component (5) is movably installed in the air filter box (15), the filter component (5) comprises a mounting frame (51) and filter cotton (52), a mounting groove (511) is opened in the middle of the mounting frame (51), and the filter cotton (52) is fixedly installed in the mounting groove (511).

2. The energy-saving heater ventilation pipe according to claim 1, characterized in that: A supporting foot (111) is fixedly provided at the lower end of the outer box (11), and a rubber pad (112) is fixedly installed at the lower end of the supporting foot (111), and the rubber pad (112) is configured to be made of elastic material.

3. The energy-saving heater ventilation pipe according to claim 1, characterized in that: A protective plate (41) is provided on one side of the exhaust fan (4), and the protective plate (41) is fixedly connected to the inner wall of the installation box (14). A connecting ring (141) is provided at one end of the installation box (14), and a gas gathering port (16) is sleeved on the outer side of the connecting ring (141).

4. The energy-saving heater ventilation pipe according to claim 3, characterized in that: A sealing ring groove (142) is fixedly provided on the outer side of the connecting ring (141), a sealing ring (17) is fixedly installed in the sealing ring groove (142), the sealing ring (17) is made of elastic material, and the sealing ring (17) is in extrusion contact with the inner wall of the gas gathering port (16).

5. The energy-saving heater ventilation pipe according to claim 1, characterized in that: A mesh hole is fixedly provided on the side of the air filter box (15), the filter cotton (52) is configured to be a loose porous material, and the size of the filter cotton (52) covers the ends of multiple tube bodies (21).

6. The energy-saving heater ventilation pipe according to claim 1, characterized in that: A second sealing ring groove (512) is fixedly provided on the side adjacent to the installation frame (51) and the outer box (11), and a second sealing ring (53) is fixedly provided in the second sealing ring groove (512). The second sealing ring (53) is made of an elastic material, and the second sealing ring (53) is in extrusion contact with the side of the outer box (11).

7. The energy-saving heater ventilation pipe according to claim 1, characterized in that: The side of the installation frame (51) is fixedly provided with a limiting groove (513), and the air filter box (15) is fixedly provided with fixing grooves (151) on both sides inside corresponding to the limiting groove (513), and a spring piece (18) is fixedly installed in the fixing groove (151).

8. The energy-saving heater ventilation pipe according to claim 7, characterized in that: The spring sheet (18) is a metal plate formed by bending, and the lower end of the spring sheet (18) is bent corresponding to the limiting groove (513) to form a folded angle that matches the cross section of the limiting groove (513).

9. A method for using an energy-saving heater ventilation pipe according to any one of claims 1 to 8, characterized in that: The following steps are involved: Step 1, preparation stage: extract the filter assembly (5), clean the surfaces of the air filter box (15) and the filter cotton (52) respectively, insert the filter assembly (5) into the air filter box (15), turn on the second heating wire (32) to heat the phase change material in the inner box (12), at which time the phase change material stores a large amount of heat and is kept warm by the insulation layer (13); Step 2, heating stage: the exhaust fan (4) is turned on to drive the gas flow, the air is sucked in from the air filter box (15), filtered by the filter cotton (52) and enters the tube body (21), the temperature of the phase change material in the inner box (12) is transferred to the inner wall of the tube body (21) through the heat transfer plate (23), and heat is exchanged with the air flowing in the tube body (21) through the heat exchange plate (22) at one end, and the heating wire (31) is turned on to heat the air in the tube body (21) to increase the air temperature; Step 3, compensation stage: when the heated air passes through the heat exchange plate (22) at the other end, heat is exchanged with the phase change material through the heat exchange plate (22) and the heat conducting plate (23), and heat flows from the high temperature to the low temperature. When the air temperature is low, the air temperature is compensated, and when the air temperature is high, the heat is stored in the phase change material; Step 4, air outlet stage: the compensated air is extracted and gathered by the exhaust fan (4) and discharged from one end of the installation box (14).

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