Electric heating radiant tube heating device

Abstract

The utility model provides an electric heating radiant tube heating device which comprises a supporting mechanism and a box body mechanism. The supporting mechanism comprises a mounting plate and a connecting clamping plate, the box body mechanism comprises a control box, an adjusting screw rod and a heating pipe, and the two sides of the control box are connected with the connecting clamping plate through the adjusting screw rod; a mounting groove is formed in the front end of the control box, a plurality of clamping grooves are correspondingly formed in the inner walls of the two sides of the mounting groove respectively, and the two ends of the heating pipe are clamped in the corresponding clamping grooves in the two sides respectively. According to the electric heating radiant tube heating device, the control box can rotate within a certain range on the inner side of the connecting clamping plate through cooperation of the adjusting screw rod, so that the angle of a heat source of the heating tube can be adjusted, objects of different heights and sizes can be heated through adjustment, and heating limitation is avoided; and the heating pipe is clamped in the control box, so that independent disassembly and assembly are facilitated, and maintenance is facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of radiant tube heating, in particular to an electric radiant tube heating device. Background Art

[0002] The electric heating radiant tube is a device that converts electrical energy into thermal energy to heat the material to be heated. The electric heating element is enclosed in a protective sleeve. After power is turned on for heating, the sleeve indirectly radiates heat to the furnace lining and the heated workpiece. It is widely used in various heating furnaces in the heat treatment industry.

[0003] However, the existing radiant tube heating device cannot adjust the angle during heating, which limits its use and makes it inconvenient to adjust and heat workpieces of different sizes and heights. At the same time, it is troublesome to disassemble the radiant tube separately, which affects the timeliness during maintenance. Utility Model Content

[0004] The purpose of the utility model is to solve the shortcomings of the prior art and to propose an electric radiant tube heating device, in which the heat source can be adjusted in angle, and objects of different heights and sizes can be heated by adjustment, thus avoiding heating restrictions; the heating tube can be disassembled and installed separately, which is convenient for repair and maintenance.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] An electric heat radiation tube heating device comprises a supporting mechanism and a box mechanism.

[0007] The supporting mechanism comprises a mounting plate and two connecting plates, and the two connecting plates are respectively arranged on both sides of the mounting plate; the box mechanism comprises a control box, an adjusting screw and a heating tube, the two sides of the control box are connected to the connecting plates through the adjusting screw, and the control box is located between the two connecting plates; a mounting groove is provided at the front end of the control box, and a plurality of slots are respectively provided on the inner walls on both sides of the mounting groove; the heating tube comprises a tube body, a first positioning block and a second positioning block, the first positioning block and the second positioning block are respectively arranged at both ends of the tube body, the structures of the first positioning block and the second positioning block match the structures of the slots, the first positioning block is snapped into the slot on one side of the mounting groove, and the second positioning block is snapped into the corresponding slot on the other side of the mounting groove.

[0008] Preferably, the heating tube further comprises a spring and a pad, wherein the spring is arranged between the pad and the second positioning block, and the pad is inserted into a slot corresponding to the second positioning block.

[0009] Preferably, a heating strip and a guide block are provided on the first positioning block, the heating strip extends into the tube body, and a plurality of support blocks are arranged at intervals on the heating strip; the guide block is connected to the heating strip, and extends toward a side away from the tube body.

[0010] Preferably, the control box is provided with a power controller and a switch, the power controller is connected to a power line, and the power controller is electrically connected to the switch and the heating tube respectively.

[0011] Preferably, the power controller is fixedly mounted on the control box by means of combination screws.

[0012] Preferably, an anti-breakage block is sleeved at the connection between the power cord and the power controller.

[0013] Preferably, adjustment grooves are provided on both sides of the control box, and corresponding connecting holes are provided on the connecting clamping plate, and the adjusting screw is threadably matched with the corresponding connecting hole and the adjustment groove.

[0014] Preferably, a reflective plate is provided in the mounting groove.

[0015] Preferably, heat dissipation windows are provided on both sides of the control box.

[0016] Preferably, a plurality of mounting holes are provided on the mounting plate.

[0017] Compared with the prior art, the beneficial effects of the utility model are as follows: in the electric radiant tube heating device of the utility model, by adjusting the cooperation of the screw rod, the control box can be rotated within a certain range on the inner side of the connecting splint, so that the heat source of the heating tube can be adjusted in angle, and objects of different heights and sizes can be heated by adjustment, avoiding heating restrictions; the heating tube is clamped in the control box, which is convenient for separate disassembly and installation, and convenient for maintenance. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 The utility model is a schematic structural diagram of an electric radiant tube heating device according to an embodiment of the present invention.

[0019] Figure 2 It is a structural schematic diagram of a support mechanism in one embodiment of the utility model.

[0020] Figure 3 It is a structural schematic diagram of the box mechanism in one embodiment of the utility model.

[0021] Figure 4 It is a schematic diagram of the disassembled structure of the heating tube in one embodiment of the utility model.

[0022] In the figure: 101, supporting mechanism; 102, box mechanism; 103, heating tube; 104, mounting plate; 105, mounting hole; 106, connecting clamp; 201, adjusting screw; 202, control box; 203, mounting slot; 204, reflecting plate; 205, card slot; 206, adjusting slot; 302, heat dissipation window; 303, switch; 304, power controller; 305, combination screw; 306, anti-break block; 401, power cord; 402, first positioning block; 403, second positioning block; 404, guide block; 405, heating strip; 406, supporting block; 501, tube body; 502, spring; 503, pad. DETAILED DESCRIPTION

[0023] In order to make the purpose, technical solution and advantages of the utility model clearer, the technical solution of the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings of the embodiment of the utility model. Obviously, the described embodiment is a part of the embodiment of the utility model, not all of the embodiments. Based on the described embodiment of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work belong to the scope of protection of the utility model. It can be understood that some technical means of the various embodiments described herein can be replaced or combined with each other without conflict.

[0024] In the description of the present invention, if there are terms such as "first", "second", etc., they are only used to distinguish the objects described, and do not have any order or technical meaning. Therefore, the objects defined as "first", "second", etc. may explicitly or implicitly include one or more of the objects. Moreover, "one" or "a" and similar words do not indicate a quantity limitation, but indicate the existence of at least one, and "multiple" means not less than two.

[0025] In the description of the utility model specification, reference to "one embodiment" or "some embodiments" etc. means that one or more embodiments of the utility model include specific features, structures or characteristics described in conjunction with the embodiment. Therefore, the phrases "in one embodiment", "in some embodiments", "in some other embodiments", "in some other embodiments", etc. appearing in different places in the specification do not necessarily refer to the same embodiment, but mean "one or more but not all embodiments", unless otherwise specifically emphasized in other ways.

[0026] Please refer to Figures 1 to 4 The utility model provides an electric radiant tube heating device, which includes a support mechanism 101 and a box mechanism 102. The support mechanism 101 and the box mechanism 102 are connected to support, fix and adjust the box mechanism 102.

[0027] Specifically, the support mechanism 101 includes a mounting plate 104 and two connecting clamps 106, and the two connecting clamps 106 are respectively arranged on both sides of the mounting plate 104. The box mechanism 102 includes a control box 202, an adjusting screw 201 and a heating tube 103, and both sides of the control box 202 are connected to the connecting clamps 106 through the adjusting screw 201, and the control box 202 is located between the two connecting clamps 106. The front end of the control box 202 is provided with a mounting groove 203, and the inner walls on both sides of the mounting groove 203 are respectively provided with a plurality of slots 205. The heating tube 103 includes a tube body 501, a first positioning block 402 and a second positioning block 403. The first positioning block 402 and the second positioning block 403 are respectively provided at both ends of the tube body 501. The structures of the first positioning block 402 and the second positioning block 403 match the structure of the slot 205. The first positioning block 402 is inserted into the slot 205 on one side of the mounting groove 203, and the second positioning block 402 is inserted into the corresponding slot 205 on the other side of the mounting groove 203. Among them, the central axis of the adjusting screw 201 is perpendicular to the connecting clamp plate 106 and the two side walls of the control box 202. Through the cooperation between the connecting clamp plate 106 and the adjusting screw 201, not only can the control box 202 be installed and fixed, but also the angle of the control box 202 can be adjusted by twisting the adjusting screw 201.

[0028] In the above-mentioned electric radiant tube heating device, by adjusting the cooperation of the screw 201, the control box 202 can be rotated within a certain range on the inner side of the connecting clamp 106, so that the heat source of the heating tube 103 can be adjusted in angle, and objects of different heights and sizes can be heated by adjustment, avoiding heating restrictions; the heating tube 103 is clamped in the control box 202, which is convenient for separate disassembly and installation, and convenient for maintenance.

[0029] Reference Figure 2 In some embodiments, a plurality of mounting holes 105 are provided on the mounting plate 104 to facilitate mounting the supporting mechanism 101 on a wall or a furnace body.

[0030] Combined with reference Figures 1 to 3 , adjustment slots 206 are provided on both sides of the control box 202, and corresponding connection holes are provided on the connecting clamp plate 106, and the adjustment screw 201 is threadedly matched with the corresponding connection holes and the adjustment slots 206. The adjustment screw 201 passes through the corresponding connection holes and the adjustment slots 206, thereby connecting the connecting clamp plate 106 with the control box 202, and facilitating the adjustment of the angle of the control box 202.

[0031] Reference Figure 4As shown, in some embodiments, the heating tube 103 further includes a spring 502 and a pad 503, the spring 502 is arranged between the pad 503 and the second positioning block 403, and the pad 503 is inserted into the corresponding slot 205 where the second positioning block 403 is located. When installing the heating tube, the pad 503 is inserted into the slot 205 on one side, and then the tube body 501 is pulled so that the spring 502 is compressed between the second positioning block 403 and the pad 503, and then the first positioning block 402 is inserted into the slot 205 on the other side, and then the tube body 501 is loosened so that the spring 502 rebounds and presses against the second positioning block 403 and the pad 503, so that the heating tube 103 is stably installed in the slot 205. With this structure, the heating tube 103 is convenient to be disassembled and installed separately, and convenient for maintenance.

[0032] Furthermore, a heating strip 405 and a guide block 404 are provided on the first positioning block 402. The heating strip 405 extends into the tube body 501, and a plurality of support blocks 406 are arranged at intervals on the heating strip 405. The guide block 404 is connected to the heating strip 405, and the guide block 404 extends toward a side away from the tube body 501. The heating strip 405 can be made of an electrothermal alloy material, which generates heat after being energized, thereby heating the object to be heated; the guide block 404 can be made of a conductive metal material such as copper and aluminum, and the first positioning block 402, the second positioning block 403, and the support block 406 can be made of materials such as gypsum.

[0033] Reference Figure 3 As shown, in some embodiments, a power controller 304 and a switch 303 are provided on the control box 202, the power controller 304 is connected to a power line 401, and the power controller 304 is electrically connected to the switch 303 and the heating tube 103. Specifically, the power controller 304 is connected to the guide block 404 in the heating tube 103, so as to realize the electrical conduction of the heating strip 405. Among them, the power controller 304 can adopt the power controller of the existing radiation tube. The switch 303 controls the start or shut down of the heating tube 103, and the conductive connection of the heating tube 103 is realized by the power controller 304, and the working state of the heating tube 103 is controlled.

[0034] Furthermore, the power controller 304 can be fixedly mounted on the control box 202 by means of a combination screw 305 .

[0035] Furthermore, an anti-break block 306 is provided at the connection between the power cord 401 and the power controller 304, which can prevent the power cord 401 from breaking and extend its service life.

[0036] Reference Figure 3 In some embodiments, a reflective plate 204 is disposed in the mounting groove 203. The reflective plate 204 can reflect the heat source to improve the heat radiation efficiency.

[0037] In some embodiments, heat dissipation windows 302 are provided on both sides of the control box 202 to facilitate rapid heat dissipation from the control box after the heating device is turned off.

[0038] In the electric radiant tube heating device of the utility model, the control box can be rotated within a certain range on the inner side of the connecting clamp plate by adjusting the screw rod, so that the heat source of the heating tube can be adjusted in angle, and objects of different heights and sizes can be heated by adjustment, thus avoiding heating restriction; the heating tube is clamped in the control box, which is convenient for separate disassembly and installation, and convenient for repair and maintenance.

[0039] The present invention has been described by the above-mentioned relevant embodiments, however, the above-mentioned embodiments are only examples for implementing the present invention. It must be pointed out that the disclosed embodiments do not limit the scope of the present invention. On the contrary, any changes and modifications made without departing from the spirit and scope of the present invention are within the scope of patent protection of the present invention.

Claims

1. An electric radiant tube heating device, characterized in that: The electric radiant tube heating device comprises a supporting mechanism and a box mechanism; The supporting mechanism comprises a mounting plate and two connecting plates, and the two connecting plates are respectively arranged on both sides of the mounting plate; the box mechanism comprises a control box, an adjusting screw and a heating tube, the two sides of the control box are connected to the connecting plates through the adjusting screw, and the control box is located between the two connecting plates; a mounting groove is provided at the front end of the control box, and a plurality of slots are respectively provided on the inner walls on both sides of the mounting groove; the heating tube comprises a tube body, a first positioning block and a second positioning block, the first positioning block and the second positioning block are respectively arranged at both ends of the tube body, the structures of the first positioning block and the second positioning block match the structures of the slots, the first positioning block is snapped into the slot on one side of the mounting groove, and the second positioning block is snapped into the corresponding slot on the other side of the mounting groove.

2. The electric radiant tube heating device according to claim 1, characterized in that: The heating tube further comprises a spring and a pad, wherein the spring is arranged between the pad and the second positioning block, and the pad is inserted into a slot corresponding to the second positioning block.

3. The electric radiant tube heating device according to claim 1, characterized in that: The first positioning block is provided with a heating strip and a guide block. The heating strip extends into the tube body. A plurality of support blocks are arranged at intervals on the heating strip. The guide block is connected to the heating strip and extends toward a side away from the tube body.

4. The electric radiant tube heating device according to claim 1, characterized in that: The control box is provided with a power controller and a switch, the power controller is connected with a power line, and the power controller is electrically connected with the switch and the heating tube respectively.

5. The electric radiant tube heating device according to claim 4, characterized in that: The power controller is fixedly mounted on the control box by means of combination screws.

6. The electric radiant tube heating device according to claim 4, characterized in that: An anti-break block is sleeved at the connection between the power line and the power controller.

7. The electric radiant tube heating device according to claim 1, characterized in that: Adjustment grooves are arranged on both sides of the control box, and connection holes are correspondingly arranged on the connection clamping plate. The adjustment screw is threadably matched with the corresponding connection hole and the adjustment groove.

8. The electric radiant tube heating device according to claim 1, characterized in that: A reflective plate is arranged in the mounting groove.

9. The electric radiant tube heating device according to claim 1, characterized in that: Heat dissipation windows are arranged on both sides of the control box.

10. The electric radiant tube heating device according to claim 1, characterized in that: The mounting plate is provided with a plurality of mounting holes.

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