Water-cooled infrared heater

Abstract

The utility model discloses a water-cooled infrared heater, which belongs to the technical field of infrared heaters and comprises an infrared heating tube, heating magnetic heads are arranged on two sides of the infrared heating tube, electric contacts are arranged on the surfaces of the heating magnetic heads, a water circulation cooling tube is arranged at the upper end of the infrared heating tube, and a water inlet elbow is arranged on one side of the upper end of the water circulation cooling tube. According to the water circulation cooling pipe, the filtering assembly is arranged, the filtering box is installed on one side of the water inlet bent pipe, the filtering plate is clamped and fixed in the filtering assembly, cooling water can be filtered, smudginess and impurities in the cooling water can be reduced, water scale is not prone to being condensed in the water circulation cooling pipe, and the filtering effect is good; according to the water circulation cooling pipe, the heat dissipation assembly is arranged, the outer surface of the circulation pipe is connected with the heat dissipation fins through the heat conduction glue, heat conduction and heat dissipation can be conducted on flowing water in the circulation pipe, and therefore the heat dissipation speed of the water is increased, the water is rapidly cooled, and the water cooling effect of the water circulation cooling pipe can be effectively improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of infrared heaters, and in particular relates to a water-cooled infrared heater. Background Art

[0002] The heat transfer form of infrared rays is radiation heat transfer, which transfers energy by electromagnetic waves. When far infrared rays irradiate the heated object, part of the rays are reflected back and part of them are penetrated. When the wavelength of the emitted far infrared rays is consistent with the absorption wavelength of the heated object, the heated object absorbs the far infrared rays. At this time, the molecules and atoms inside the object resonate, and the vibration and rotation make the temperature of the object rise, achieving the purpose of heating.

[0003] Chinese patent application No. 202320053624.4 discloses a water-cooled integrated infrared heater, wherein a main body comprises an infrared heating tube, a water circulation cooling tube is arranged at the top of the infrared heating tube, a heating filament is arranged on the inside of the infrared heating tube, the heating filament is fixed by a plurality of limiting iron rings, heating heads are connected to both ends of the heating filament by wires, the heating heads are tightly connected to the tube wall of the infrared heating tube, electrical contacts are arranged on the outside of the heating heads, a water inlet elbow and a water outlet elbow are respectively arranged at the top of the water circulation cooling tube, a water flow control valve is connected to the water inlet elbow, heater fixing fixtures are arranged on the sides of the infrared heating tube and the water circulation cooling tube, and a gold-plated reflective coating is arranged on the inside of the infrared heating tube. The utility model has a simple structure and is easy to operate and use. It can cool the heating tube through water circulation to avoid overheating of the heating tube, thereby indirectly extending the service life of the heater and the fixing fixture. The gold-plated reflective coating can well reflect infrared rays, reflect the infrared rays from the back to the front, and improve the heating efficiency.

[0004] In the above-mentioned patent disclosure, 1. when cooling water is used to cool the infrared heating tube in the water inlet bend, impurities in the water can easily cause scale to condense in the water circulation cooling tube; 2. When the cooling water is discharged from the water outlet bend, the temperature is relatively high, and when it returns to the water inlet bend through the circulation pipe, the temperature drops relatively low, which can easily affect the water cooling effect after long-term use. Utility Model Content

[0005] In order to solve the problems raised in the above background technology, the utility model provides a water-cooled infrared heater, which has the characteristics of convenient filtering and heat dissipation.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a water-cooled infrared heater, comprising an infrared heating tube, heating heads are arranged on both sides of the infrared heating tube, electrical contacts are arranged on the surface of the heating heads, a water circulation cooling tube is arranged on the upper end of the infrared heating tube, a water inlet elbow is arranged on one side of the upper end of the water circulation cooling tube, a water flow control valve is arranged on the surface of the water inlet elbow, a filter assembly is arranged on one side of the water flow control valve, a water outlet elbow is arranged on the other side of the upper end of the infrared heating tube, a circulation pipe is arranged between the water outlet elbow and the water inlet elbow, and a heat dissipation assembly is arranged on the surface of the circulation pipe.

[0007] Preferably, the filter assembly includes a filter box, a filter structure and a guide plate, wherein a filter box is provided at one end of the water inlet elbow, a filter structure is provided inside the filter box, and a guide plate is provided inside the filter box at a position corresponding to the water inlet elbow.

[0008] Preferably, the filtering structure comprises a slot, a filter plate and a fixing plate, wherein the filter plate is arranged in the middle of the filter box, a slot is arranged in a position corresponding to the filter plate inside the bottom plate of the filter box, and a fixing plate is arranged on the upper end of the filter plate.

[0009] Preferably, the filtering structure further comprises a positioning plate and a positioning slot, wherein the positioning plate is arranged inside the slot, and the positioning slot is arranged inside the filtering plate at a position corresponding to the positioning plate.

[0010] Preferably, the heat dissipation component includes thermally conductive adhesive, heat sinks and grooves, wherein the outer surface of the circulation tube is provided with thermally conductive adhesive, the surface of the thermally conductive adhesive is provided with heat sinks, and a plurality of grooves are provided inside the heat sinks.

[0011] Preferably, the heat dissipation assembly further includes a heat dissipation film and a protective film, wherein the heat dissipation film is arranged on the surface of the heat sink, and the protective film is arranged on the surface of the heat dissipation film.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] 1. The utility model is provided with a filter assembly, so that a filter box is installed on one side of the water inlet elbow, and a filter plate is fixed inside the filter box, which can filter the cooling water and reduce the dirty impurities inside the cooling water, so that scale is not easy to condense inside the water circulation cooling pipe, and the filtering effect is better.

[0014] 2. The utility model is provided with a heat dissipation component, so that the outer surface of the circulation pipe is connected to the heat sink through a thermally conductive adhesive, which can conduct heat and dissipate the flowing water in the circulation pipe, thereby increasing the heat dissipation speed of the water, causing it to cool down quickly, and can effectively improve the water cooling effect of the water circulation cooling pipe. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a three-dimensional diagram of the utility model;

[0016] Figure 2 It is the front view of the utility model;

[0017] Figure 3 For this utility model Figure 2 A magnified image of point A;

[0018] In the figure: 1. Electrical contact; 2. Heating head; 3. Infrared heating tube; 4. Water circulation cooling tube; 5. Water inlet elbow; 6. Heat dissipation component; 61. Thermal adhesive; 62. Heat sink; 63. Groove; 64. Heat dissipation film; 65. Protective film; 7. Water outlet elbow; 8. Water flow control valve; 9. Filter component; 91. Filter box; 92. Filter structure; 921. Positioning plate; 922. Positioning groove; 923. Slot; 924. Filter plate; 925. Fixing plate; 93. Guide plate; 10. Circulation pipe. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] Example 1

[0021] See also Figure 1-3 The utility model provides the following technical solutions: a water-cooled infrared heater, comprising an infrared heating tube 3, heating heads 2 are arranged on both sides of the infrared heating tube 3, an electrical contact 1 is arranged on the surface of the heating head 2, a water circulation cooling tube 4 is arranged on the upper end of the infrared heating tube 3, a water inlet elbow 5 is arranged on one side of the upper end of the water circulation cooling tube 4, a water flow control valve 8 is arranged on the surface of the water inlet elbow 5, a filter component 9 is arranged on one side of the water flow control valve 8, a water outlet elbow 7 is arranged on the other side of the upper end of the infrared heating tube 3, a circulation pipe 10 is arranged between the water outlet elbow 7 and the water inlet elbow 5, and a heat dissipation component 6 is arranged on the surface of the circulation pipe 10.

[0022] Specifically, the filter assembly 9 includes a filter box 91, a filter structure 92 and a guide plate 93, wherein the filter box 91 is provided at one end of the water inlet elbow 5, the filter structure 92 is provided inside the filter box 91, and the guide plate 93 is provided inside the filter box 91 at a position corresponding to the water inlet elbow 5.

[0023] By adopting the above technical solution, the filter box 91 is installed at one end of the water inlet elbow 5, and the cooling water flows into the water inlet elbow 5 after being filtered by the filter structure 92, which can avoid the occurrence of scale in the water circulation cooling pipe 4, and the guide plate 93 can guide the water flow.

[0024] Specifically, the filter structure 92 includes a slot 923, a filter plate 924 and a fixing plate 925, wherein the filter plate 924 is disposed in the middle of the filter box 91, a slot 923 is disposed in the bottom plate of the filter box 91 at a position corresponding to the filter plate 924, and a fixing plate 925 is disposed at the upper end of the filter plate 924.

[0025] By adopting the above technical solution, the filter plate 924 is inserted into the slot 923 and then fixed by the fixing plate 925, so that the filter plate 924 can be easily disassembled and assembled for cleaning.

[0026] Specifically, the filter structure 92 further includes a positioning plate 921 and a positioning slot 922, wherein the positioning plate 921 is disposed inside the slot 923, and the positioning slot 922 is disposed inside the filter plate 924 at a position corresponding to the positioning plate 921.

[0027] By adopting the above technical solution, the positioning plate 921 is inserted into the positioning groove 922, so that the filter plate 924 can be more stable and less likely to be damaged by water impact.

[0028] When this embodiment is used, the heater is installed by a heater fixing fixture, the infrared heating tube 3 is energized and heated by connecting the electrical contact 1, the heating head 2 serves as a heat insulation structure, the filter box 91 is installed at one end of the water inlet elbow 5, the cooling water flows into the water inlet elbow 5 after being filtered by the filter structure 92, and scale in the water circulation cooling pipe 4 can be avoided. The water flow control valve 8 controls the water volume, the water enters the water circulation cooling pipe 4 to cool the heater, and then is discharged through the water outlet elbow 7, and enters the water outlet elbow 7 through the circulation pipe 10, completing the recycling of the cooling water, the guide plate 93 can guide the water flow, the filter plate 924 is inserted into the slot 923, and then fixed by the fixing plate 925, so that the filter plate 924 can be easily disassembled and assembled for cleaning, and the positioning plate 921 is inserted into the positioning groove 922, so that the filter plate 924 can be more stable and not easily damaged by the impact of water flow.

[0029] Example 2

[0030] The difference between this embodiment and the first embodiment is that the heat dissipation assembly 6 includes a heat conductive adhesive 61, a heat sink 62 and a groove 63, wherein the outer surface of the circulation tube 10 is provided with the heat conductive adhesive 61, the surface of the heat conductive adhesive 61 is provided with the heat sink 62, and the heat sink 62 is provided with a plurality of grooves 63.

[0031] By adopting the above technical solution, the heat sink 62 is fixed to the outside of the circulation pipe 10 through the thermal conductive adhesive 61, so that the circulation pipe 10 can be heat-conducted and the heat dissipation speed of the internal water can be accelerated, thereby improving the water cooling effect. The groove 63 can expand the heat dissipation area and can also achieve a weight reduction effect.

[0032] Specifically, the heat dissipation assembly 6 further includes a heat dissipation film 64 and a protective film 65, wherein the heat dissipation film 64 is disposed on the surface of the heat sink 62, and the protective film 65 is disposed on the surface of the heat dissipation film 64.

[0033] By adopting the above technical solution, the heat dissipation film 64 can further achieve the heat dissipation effect, and the protective film 65 can protect it and make it less prone to damage.

[0034] When this embodiment is used, the heat sink 62 is fixed to the outside of the circulation tube 10 by the thermal conductive adhesive 61, so that the circulation tube 10 can be heat-conducted and the heat dissipation speed of the internal water can be accelerated, thereby improving the water cooling effect. The groove 63 can expand the heat dissipation area and can have a weight reduction effect. The heat dissipation film 64 can further have a heat dissipation effect. The protective film 65 can protect it and make it not easily damaged.

[0035] The structure and working principle of the infrared heating tube 3 in the utility model have been disclosed in a water-cooled integrated infrared heater disclosed in Chinese patent application number 202320053624.4. Its working principle is to connect the power supply through the electrical contact 1, and the wire conducts electricity to make the heating filament energized and generate heat. The heating head 2 can play a heat insulation effect between the two ends of the heating tube and the fixed component to prevent local overheating of the heating tube. The gold-plated reflective coating makes the generated heat be directly reflected in the opposite direction of the gold-plated reflective coating, which can avoid overheating of the heating tube.

[0036] Working principle and use process of the utility model: When the utility model is used, the heater is installed through the heater fixing fixture, the infrared heating tube 3 is energized and heated by connecting the electrical contact 1, the heating head 2 serves as a heat insulation structure, the filter box 91 is installed at one end of the water inlet elbow 5, and the cooling water flows into the water inlet elbow 5 after being filtered by the filter structure 92, which can avoid the occurrence of scale in the water circulation cooling pipe 4, and the water flow control valve 8 controls the water volume. The water enters the water circulation cooling pipe 4 to cool the heater, and then is discharged through the water outlet elbow 7 and enters the water outlet elbow 7 through the circulation pipe 10 to complete the recycling of the cooling water. The guide plate 93 can guide the water flow. The filter plate 924 is inserted into the slot 923 and then fixed by the fixing plate 925, so that the filter plate 924 can be easily disassembled and assembled for cleaning. The positioning plate 921 is inserted into the positioning groove 922, which can make the filter plate 924 more stable and not easily damaged by the impact of water flow. The heat sink 62 is fixed to the outside of the circulation pipe 10 by the thermal conductive glue 61, and the circulation pipe 10 can be heat-conducted and dissipated, and the heat dissipation speed of the internal water can be accelerated, thereby improving the water cooling effect. The groove 63 can expand the heat dissipation area and can reduce weight. The heat dissipation film 64 can further dissipate heat, and the protective film 65 can protect it so that it is not easily damaged.

[0037] 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 water-cooled infrared heater, comprising an infrared heating tube, characterized in that: Heating heads are arranged on both sides of the infrared heating tube, and electrical contacts are arranged on the surface of the heating heads. A water circulation cooling pipe is arranged on the upper end of the infrared heating tube, a water inlet elbow is arranged on one side of the upper end of the water circulation cooling pipe, a water flow control valve is arranged on the surface of the water inlet elbow, and a filter component is arranged on one side of the water flow control valve. A water outlet elbow is arranged on the other side of the upper end of the infrared heating tube, a circulation pipe is arranged between the water outlet elbow and the water inlet elbow, and a heat dissipation component is arranged on the surface of the circulation pipe.

2. A water-cooled infrared heater according to claim 1, characterized in that: The filter assembly includes a filter box, a filter structure and a guide plate, wherein a filter box is arranged at one end of the water inlet elbow, a filter structure is arranged inside the filter box, and a guide plate is arranged at a position inside the filter box corresponding to the water inlet elbow.

3. A water-cooled infrared heater according to claim 2, characterized in that: The filtering structure comprises a slot, a filter plate and a fixing plate, wherein the filter plate is arranged in the middle of the filter box, a slot is arranged at a position corresponding to the filter plate inside the bottom plate of the filter box, and a fixing plate is arranged on the upper end of the filter plate.

4. A water-cooled infrared heater according to claim 3, characterized in that: The filtering structure further comprises a positioning plate and a positioning slot, wherein the positioning plate is arranged inside the slot, and the positioning slot is arranged inside the filtering plate at a position corresponding to the positioning plate.

5. The water-cooled infrared heater according to claim 1, characterized in that: The heat dissipation component includes heat-conducting glue, heat sinks and grooves, wherein the outer surface of the circulation tube is provided with heat-conducting glue, the surface of the heat-conducting glue is provided with heat sinks, and a plurality of grooves are provided inside the heat sinks.

6. A water-cooled infrared heater according to claim 5, characterized in that: The heat dissipation assembly further comprises a heat dissipation film and a protective film, wherein the heat dissipation film is arranged on the surface of the heat sink, and the protective film is arranged on the surface of the heat dissipation film.

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