Heat dissipation device of energy-saving heat pump air heater

Abstract

The heat dissipation device of the energy-saving heat pump air heater comprises a base, an air outlet nozzle is fixedly connected to the front end of the base, a shell is fixedly connected to the back face of the air outlet nozzle, a heating wire is fixedly connected to the front end of an inner cavity of the shell, and an air blower is fixedly connected to the position, located on the back face of the heating wire, of the inner cavity of the shell. The back face of the shell is fixedly connected with a filter screen through bolts. Heat on the surface of the shell is absorbed, the heat is absorbed through the first heat exchange pipe and the second heat exchange pipe, heat exchange is conducted on air sucked into the inner cavity of the air inlet pipe, and therefore the inlet air can be preheated, and the hot air outlet efficiency of the air heater can be improved; the heat dissipation effect is achieved while heat exchange is conducted, when heat is high, the semiconductor cooler can be started to conduct heat dissipation treatment on cooling liquid, and therefore the heat dissipation effect can be further improved, and the service life of the equipment can be prolonged.

Description

Technical Field

[0001] The invention relates to the technical field of heat dissipation devices, and in particular to a heat dissipation device for an energy-saving heat pump hot air blower. Background Art

[0002] Hot air blower is the preferred product for upgrading and replacing modern industrial heat sources. Electromechanical equipment is the best hot air source configuration for automatic machinery such as hot air conveying furnaces, drying furnaces, ovens, packaging machines, etc. Hot air blower consists of three major parts: blower, heater, and control circuit. It realizes the regulation of working temperature and air volume. Air source heat pump is a kind of heat pump technology. It has the reputation of "the transporter of nature's energy". It has multiple advantages such as low cost, easy operation, good heating effect, safety, and cleanliness. Air source heat pump uses the energy in the air as the main power, and drives the compressor to operate through a small amount of electricity to realize energy transfer. It does not require complex configuration, expensive water intake, recharging or soil heat exchange system and special machine room. It can gradually reduce the large amount of pollutant emissions brought to the atmospheric environment by traditional heating, ensure the heating effect while achieving the purpose of energy saving and environmental protection. In the process of use, it needs to be cooled;

[0003] However, when the existing air source heat pump hot air blower's heat dissipation device is used, it is generally to directly blow air to treat the heat on its surface. However, this heat dissipation method is not only inefficient, but also directly blowing away the heat also wastes heat and increases energy consumption. Therefore, a heat dissipation device for an energy-saving heat pump hot air blower is needed. Summary of the invention

[0004] The object of the present invention is to provide a heat dissipation device for an energy-saving heat pump hot air blower, which has the advantages of waste heat recovery and high heat dissipation efficiency, and solves the problems raised by the above-mentioned background technology.

[0005] To achieve the above object, the present invention provides the following technical solution: a heat dissipation device for an energy-saving heat pump hot air blower, comprising a base, a front end of the base is fixedly connected to an air outlet, a back side of the air outlet is fixedly connected to a shell, a front end of an inner cavity of the shell is fixedly connected to a heating wire, and a blower is fixedly connected to the inner cavity of the shell and located on the back side of the heating wire;

[0006] The back of the housing is fixedly connected with a filter screen by bolts, the back of the filter screen is threadedly connected with an air inlet pipe, the back of the air inlet pipe is threadedly connected with a fixing sleeve, the inner cavity of the fixing sleeve is bonded with a filter element by an adhesive, and the other end of the filter element extends to the inner cavity of the air inlet pipe;

[0007] The shell body is fixedly connected with a heat absorption cover, the surface of the heat absorption cover is sleeved with a first heat exchange tube, the inner cavity of the air inlet pipe is provided with a second heat exchange tube, the first heat exchange tube and the second heat exchange tube are communicated with each other through a pipe, the surface of the air inlet pipe is fixedly connected with a mounting seat by bolts and nuts, the top of the mounting seat is fixedly connected with a coolant tank, the front end of the top of the coolant tank is fixedly connected with a suction pump, the bottom of the suction pump is communicated with the inner cavity of the coolant tank through a pipe, the liquid outlet of the suction pump is communicated with the front end of the first heat exchange tube through a pipe, the rear end of the second heat exchange tube penetrates into the surface of the air inlet pipe and is communicated with the bottom of the coolant tank, the right side of the coolant tank is fixedly connected with a semiconductor refrigerator, the surface of the semiconductor refrigerator is fixedly connected with heat dissipation fins, the front and rear ends of the surface of the heat dissipation fins are provided with heat dissipation fans, and the upper and lower ends of the heat dissipation fan are fixedly connected to the surface of the coolant tank through a connecting seat.

[0008] Preferably, the rear end of the top of the base contacts the bottom of the air inlet pipe, and the top thereof adopts an arc-shaped design.

[0009] Preferably, the air outlet nozzle adopts a conical design, and the diameter of the air outlet is smaller than the diameter of the air inlet.

[0010] Preferably, a circular ring is fixedly connected to the back side of the filter screen, and the inner cavity of the circular ring is provided with a first internal thread used in conjunction with the air inlet pipe.

[0011] Preferably, both front and rear ends of the surface of the air inlet pipe are provided with external threads, and the inner wall of the fixing sleeve is provided with a second internal thread.

[0012] Preferably, the heat absorbing cover is made of pure copper and is sleeved on the surface of the shell by an adhesive.

[0013] Preferably, the rear end of the top of the coolant tank is connected to a liquid replenishing pipe, and the top of the liquid replenishing pipe is threadedly connected to a cap.

[0014] Preferably, the second heat exchange tube is located in the inner cavity of the air inlet tube, and both ends of the second heat exchange tube pass through the outside of the air inlet tube, and the second heat exchange tube is fixedly connected to the inner wall of the air inlet tube by welding.

[0015] Compared with the prior art, the present invention has the following beneficial effects:

[0016] 1. The present invention absorbs the heat on the surface of the shell, and absorbs the heat through the first heat exchange tube and the second heat exchange tube to exchange heat with the wind sucked into the inner cavity of the air inlet pipe, so as to preheat the incoming wind, thereby improving the efficiency of the hot air blower to discharge hot air, and also plays a heat dissipation effect while performing heat exchange. When the heat is high, the semiconductor refrigerator can be started to dissipate the heat of the coolant, thereby further improving the heat dissipation effect and extending the service life of the device.

[0017] 2. The present invention can filter the inhaled cold air by providing a filter element and a filter net, thereby extending the service life of the internal parts of the device. By adopting a heat absorption cover made of pure copper, the heat absorption efficiency can be guaranteed. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the structure of the present invention;

[0019] Figure 2 It is a rear view schematic diagram of the structure of the present invention;

[0020] Figure 3 It is a right side cross-sectional schematic diagram of the structure of the present invention;

[0021] Figure 4 It is a three-dimensional schematic diagram of the local structure of the present invention.

[0022] In the figure: 1. base; 2. air outlet; 3. shell; 4. heating wire; 5. hair dryer; 6. filter; 7. air inlet pipe; 8. fixing sleeve; 9. filter element; 10. heat absorption cover; 11. first heat exchange tube; 12. second heat exchange tube; 13. mounting base; 14. coolant tank; 15. suction pump; 16. semiconductor refrigerator; 17. heat dissipation fins; 18. heat dissipation fan. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0024] The components of the present invention are all universal standard components or components known to those skilled in the art, and their structures and principles can be known to those skilled in the art through technical manuals or conventional experimental methods.

[0025] Embodiment 1:

[0026] See also Figure 1-Figure 4 In order to achieve the purpose of discharging hot air, the present embodiment provides the following technical solutions, specifically disclosing: a heat dissipation device for an energy-saving heat pump hot air blower, comprising a base 1, an air outlet nozzle 2 is fixedly connected to the front end of the base 1, a shell 3 is fixedly connected to the back of the air outlet nozzle 2, a heating wire 4 is fixedly connected to the front end of the inner cavity of the shell 3, a hair dryer 5 is fixedly connected to the inner cavity of the shell 3 and on the back of the heating wire 4, the air outlet nozzle 2 adopts a conical design, and the diameter of the air outlet is smaller than the diameter of the air inlet.

[0027] Embodiment 2:

[0028] See also Figure 1-Figure 4 In order to achieve the purpose of filtering, the present embodiment provides the following technical solutions, which specifically disclose: a filter screen 6 is fixedly connected to the back of the shell 3 by bolts, an air inlet pipe 7 is threadedly connected to the back of the filter screen 6, a fixing sleeve 8 is threadedly connected to the back of the air inlet pipe 7, a filter element 9 is bonded to the inner cavity of the fixing sleeve 8 by an adhesive, the other end of the filter element 9 extends to the inner cavity of the air inlet pipe 7, the rear end of the top of the base 1 contacts the bottom of the air inlet pipe 7, and the top adopts an arc-shaped design, a circular ring is fixedly connected to the back of the filter screen 6, a first internal thread for matching with the air inlet pipe 7 is provided at the front and rear ends of the surface of the air inlet pipe 7, and a second internal thread is provided on the inner wall of the fixing sleeve 8, and the filter element 9 and the filter screen 6 are provided, so that the inhaled cold air can be filtered, thereby extending the service life of the internal parts of the device.

[0029] Embodiment three:

[0030] See also Figure 1-Figure 4 In order to achieve the purpose of efficient heat dissipation and waste heat recovery, the present embodiment provides the following technical solutions, which specifically disclose: a heat absorption cover 10 is fixedly connected to the surface of the shell 3. The heat absorption cover 10 made of pure copper can ensure the heat absorption efficiency. The surface of the heat absorption cover 10 is sleeved with a first heat exchange tube 11. The inner cavity of the air inlet pipe 7 is provided with a second heat exchange tube 12. The first heat exchange tube 11 and the second heat exchange tube 12 are connected through a pipeline. The surface of the air inlet pipe 7 is fixedly connected with a mounting seat 13 by bolts and nuts. The top of the mounting seat 13 is fixedly connected with a coolant tank 14. The front end of the top of the coolant tank 14 is fixedly connected with a suction pump 15. The bottom of the suction pump 15 is connected to the inner cavity of the coolant tank 14 through a pipeline. The liquid outlet of the suction pump 15 is connected to the front end of the first heat exchange tube 11 through a pipeline. The rear end of the second heat exchange tube 12 passes through the surface of the air inlet pipe 7 and is connected to the bottom of the coolant tank 14. A semiconductor refrigerator 16 is fixedly connected to the right side of the coolant tank 14. A heat dissipation fin 17 is fixedly connected to the surface of the semiconductor refrigerator 16. Heat dissipation fans 18 are provided at the front and rear ends of the surface of the heat dissipation fin 17. The upper and lower ends of the heat dissipation fan 18 are fixedly connected to the surface of the coolant tank 14 through a connecting seat. The heat absorption cover 10 is made of pure copper and is sleeved on the surface of the shell 3 by an adhesive. The rear end of the top of the coolant tank 14 is connected to a replenishing pipe, and a cap is threaded on the top of the replenishing pipe. The second heat exchange tube 12 is located in the inner cavity of the air inlet pipe 7, and both ends thereof pass through the outside of the air inlet pipe 7 and are fixedly connected to the inner wall of the air inlet pipe 7 by welding.

[0031] The control method of the present invention is automatic control through a controller. The control circuit of the controller can be implemented by simple programming by technicians in this field, which is common knowledge in the field. The present invention is mainly used to protect mechanical devices, so the present invention will no longer explain the control method and circuit connection in detail.

[0032] When in use, by starting the hair dryer 5 and the heating wire 4, the hot air can be blown out through the air outlet 2. At the same time, the heat on the surface of the shell 3 can be absorbed by the heat absorption cover 10, and then the heat is absorbed by the coolant flowing in the inner cavity of the first heat exchange tube 11 and the second heat exchange tube 12. At the same time, the cold air will contact the surface of the second heat exchange tube 12 after entering the inner cavity of the air inlet pipe 7, so as to play the role of heat exchange, and can preheat the cold air, so as to play the role of waste heat recovery. At the same time, the cold air will be filtered by the filter element 9 before entering the inner cavity of the air inlet pipe 7. When the temperature is too high, the coolant in the inner cavity of the coolant tank 14 can be cooled by starting the semiconductor refrigerator 16, so as to play an efficient heat dissipation function. At the same time, the heat dissipation fins 17 and the heat dissipation fan 18 can be used to dissipate the heat generated by the operation of the semiconductor refrigerator 16.

[0033] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A heat dissipation device for an energy-saving heat pump hot air blower, comprising a base (1), characterized in that: The front end of the base (1) is fixedly connected to an air outlet nozzle (2), the back of the air outlet nozzle (2) is fixedly connected to a shell (3), the front end of the inner cavity of the shell (3) is fixedly connected to a heating wire (4), and the inner cavity of the shell (3) and the back of the heating wire (4) are fixedly connected to a hair dryer (5); The back of the housing (3) is fixedly connected to a filter screen (6) by means of bolts, the back of the filter screen (6) is threadedly connected to an air inlet pipe (7), the back of the air inlet pipe (7) is threadedly connected to a fixing sleeve (8), the inner cavity of the fixing sleeve (8) is bonded to a filter element (9) by means of an adhesive, and the other end of the filter element (9) extends to the inner cavity of the air inlet pipe (7); The surface of the shell (3) is fixedly connected to a heat absorption cover (10), the surface of the heat absorption cover (10) is sleeved with a first heat exchange tube (11), the inner cavity of the air inlet pipe (7) is provided with a second heat exchange tube (12), the first heat exchange tube (11) and the second heat exchange tube (12) are connected through a pipeline, the surface of the air inlet pipe (7) is fixedly connected to a mounting seat (13) through bolts and nuts, the top of the mounting seat (13) is fixedly connected to a coolant tank (14), the front end of the top of the coolant tank (14) is fixedly connected to a suction pump (15), and the bottom of the suction pump (15) is connected to the coolant tank (14) through a pipeline. 4), the liquid outlet of the suction pump (15) is connected to the front end of the first heat exchange tube (11) through a pipeline, the rear end of the second heat exchange tube (12) penetrates to the surface of the air inlet pipe (7) and is connected to the bottom of the coolant tank (14), the right side of the coolant tank (14) is fixedly connected to a semiconductor refrigerator (16), the surface of the semiconductor refrigerator (16) is fixedly connected to a heat dissipation fin (17), the front and rear ends of the surface of the heat dissipation fin (17) are provided with a heat dissipation fan (18), and the upper and lower ends of the heat dissipation fan (18) are fixedly connected to the surface of the coolant tank (14) through a connecting seat.

2. The heat dissipation device of an energy-saving heat pump hot air blower according to claim 1, characterized in that: The rear end of the top of the base (1) contacts the bottom of the air inlet pipe (7), and the top thereof adopts an arc-shaped design.

3. The heat dissipation device of an energy-saving heat pump hot air blower according to claim 1, characterized in that: The air outlet nozzle (2) adopts a conical design, and the diameter of the air outlet is smaller than the diameter of the air inlet.

4. The heat dissipation device of an energy-saving heat pump hot air blower according to claim 1, characterized in that: The back of the filter screen (6) is fixedly connected with a circular ring, and the inner cavity of the circular ring is provided with a first internal thread used in conjunction with the air inlet pipe (7).

5. The heat dissipation device of an energy-saving heat pump hot air blower according to claim 1, characterized in that: External threads are provided at both the front and rear ends of the surface of the air inlet pipe (7), and a second internal thread is provided on the inner wall of the fixing sleeve (8).

6. The heat dissipation device of an energy-saving heat pump hot air blower according to claim 1, characterized in that: The heat absorbing cover (10) is made of pure copper and is sleeved on the surface of the shell (3) by means of an adhesive.

7. The heat dissipation device of an energy-saving heat pump hot air blower according to claim 1, characterized in that: The rear end of the top of the coolant tank (14) is connected to a liquid replenishing pipe, and the top of the liquid replenishing pipe is threadedly connected to a cap.

8. The heat dissipation device of an energy-saving heat pump hot air blower according to claim 1, characterized in that: The second heat exchange tube (12) is located in the inner cavity of the air inlet tube (7), and both ends thereof penetrate to the outside of the air inlet tube (7), and the second heat exchange tube (12) is fixedly connected to the inner wall of the air inlet tube (7) by welding.

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