Vertical single-group electric heating tube

Abstract

The utility model provides a vertical single-group electric heating tube, which relates to the technical field of electric heating tubes and comprises a connecting seat, an electric heating tube shell fixedly connected to the bottom of the connecting seat, an insulating shell arranged at the top of the connecting seat, a fixing block fixedly connected to the outer side of the electric heating tube shell, and a filling assembly arranged in the connecting seat. The filling assembly comprises a filling block, a trapezoidal hole, a shrinkage hole and a rough layer; the protection assembly is arranged on the outer side of the electric heating tube shell and comprises a connecting plate, a supporting rod a, an annular connecting base, a supporting base, a supporting rod b and a connecting block b. According to the filling assembly of the electric heating tube, the filling speed of magnesium powder can be increased, the filling time can be shortened, the uniformity and compactness of magnesium powder filling can be improved by means of the vibration effect, the shell of the electric heating tube can be far away from the edge of a heating container through the arrangement of the protection assembly, it is guaranteed that the electric heating tube heats a solution evenly, and excessive heating of one side cannot be caused.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of electric heating tube, specifically is a vertical single set electric heating tube. BACKGROUND

[0002] Electric heating tube is a kind of electric appliance element that is specially converted into heat energy, the basic structure of electric heating tube is that alloy electric heating wire and insulating material are loaded in the shell of metal or non-metal tube, electric heating tube has different classifications, such as single-head electric heating tube, double-head electric heating tube, stainless steel electric heating tube, fin electric heating tube etc., the structure of vertical single set electric heating tube is that one end is wired, the shell adopts metal tube, magnesium rod is installed inside, through hole is arranged in magnesium rod, resistance wire is wound into spiral and passes through the hole in magnesium rod, and resistance wire is welded with terminal stud at the wired end, resistance wire and magnesium rod are filled with heat-conducting insulating material, and heat-conducting insulating material is generally magnesium oxide powder, due to the small gap between magnesium rod and metal sheath tube, physical method is used when filling, and the gap is small, the filling speed of magnesium oxide powder is affected, magnesium powder is leaked after long-time heating, and the cold water in bath, basin, bath bucket or sink is heated using electric heating tube, electric heating tube cannot be fixed, and electric heating tube in water is too close to one side of container, which causes uneven heating of both sides of electric heating tube, and the insulation part is easily damaged due to long-term high temperature on one side of electric heating tube, so other components are needed to fix electric heating tube, so that the electric heating tube part is separated from the inner wall of container, so that it is extremely inconvenient to use. CONTENT OF THE UTILITY MODEL

[0003] The utility model provides a vertical single set electric heating tube, the filling speed of magnesium powder can be accelerated by filling component, filling time is reduced, the uniformity and compactness of magnesium powder filling can be improved by the vibration effect, the setting of protection component can make electric heating tube shell away from the edge of heating container, ensure that electric heating tube heats solution evenly, and one side is not overheated, and the heat insulation block is arranged, so that the insulation layer of electric heating tube is not in long-term heating condition.

[0004] The technical problems solved by the utility model are solved by the following technical solutions:

[0005] A vertical single set electric heating tube, including: connecting seat, the bottom of connecting seat is fixedly connected with electric heating tube shell, the top of connecting seat is provided with insulating shell, the outer side of electric heating tube shell is fixedly connected with fixed block, filling component is arranged in the inside of connecting seat, and the filling component includes: filling block, trapezoidal hole, shrinkage hole and rough layer;Protection component is arranged on the outer side of electric heating tube shell, and the protection component includes: connecting plate, support rod a, annular connecting seat, support base, support rod b and connecting block b.

[0006] Preferably, the connecting seat is internally fixedly installed with a filling block, the filling block is internally fixedly installed with a magnesium rod, and the magnesium rod is fixedly connected with an electric heating wire at the bottom.

[0007] Preferably, the connecting seat is fixedly installed with a heat insulation block at the top, the heat insulation block is fixedly connected with a terminal post at the top, and the insulating shell is internally provided with a protective head.

[0008] Preferably, the filling block is internally provided with a trapezoidal hole and a shrinkage hole, the trapezoidal hole is communicated with the shrinkage hole, and the inner wall of the filling block is provided with a rough layer.

[0009] Preferably, the fixing block is externally provided with a connecting plate, the connecting plate is fixedly connected with a plurality of supporting rods a at the bottom, the supporting rods a are fixedly connected with connecting blocks a at the bottom, and the connecting blocks a are fixedly installed with threaded columns a at the bottom.

[0010] Preferably, the electric heating pipe shell is externally fixedly installed with an annular connecting seat, the annular connecting seat is internally provided with a threaded groove a at the top and a threaded groove b at the bottom.

[0011] Preferably, the electric heating pipe shell is externally provided with a supporting seat, the supporting seat is internally provided with a plurality of heat-conducting holes, the supporting seat is fixedly connected with a plurality of supporting rods b at the top, the supporting rods b are fixedly connected with connecting blocks b at one end, and the connecting blocks b are fixedly installed with threaded columns b at the top.

[0012] The utility model discloses the beneficial effect is:

[0013] The utility model discloses the advantage lies in, through filling assembly can speed up the filling speed of magnesium oxide powder, reduces the filling time, and the filling process utilizes filling block to make the magnesium powder drop in the bottom of electric heating pipe tube fast, by the vibration effect, can be favorable to the evenness and compactness of magnesium powder filling are improved;

[0014] Secondly, through the setting of the protection assembly, the electric heating pipe shell can be away from the edge of the heating container, the electric heating pipe can ensure that the solution is heated uniformly, and one side is not overheated, and the heat insulation block is arranged, so that the insulating layer of the electric heating pipe is not in a long-term heating condition. DRAWINGS

[0015] Figure 1 It is the whole structure schematic view of the utility model.

[0016] Figure 2 It is the whole structure sectional view of the utility model.

[0017] Figure 3 It is the structure schematic view of the annular connecting seat of the utility model.

[0018] Figure 4For the utility model Figure 2 A in the enlarged view.

[0019] Figure 5 For the utility model Figure 2 Enlarged view of point B in .

[0020] Figures 1-5 In: 1. Connecting seat; 101. Heating tube housing; 102. Heating wire; 103. Magnesium rod; 2. Insulating shell; 201. Insulating block; 202. Terminal; 203. Protective head; 3. Filling block; 301. Trapezoidal hole; 302. Shrinkage hole; 303. Rough layer; 4. Fixing block; 401. Connecting plate; 402. Support rod a; 403. Connecting block a; 404. Threaded column a; 5. Annular connecting seat; 501. Threaded groove a; 502. Threaded groove b; 6. Support seat; 601. Thermal hole; 602. Support rod b; 603. Connecting block b; 604. Threaded column b. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without making any creative work shall fall within the scope of protection of the present application.

[0022] The present application is described in detail below with reference to the accompanying drawings and specific implementation methods.

[0023] like Figures 1-5 As shown, a vertical single-group electric heating tube includes:

[0024] Connecting seat 1, the bottom of the connecting seat 1 is fixedly connected to the electric heating pipe shell 101, the top of the connecting seat 1 is provided with an insulating shell 2, the outside of the electric heating pipe shell 101 is fixedly connected to a fixing block 4, a filling component arranged inside the connecting seat 1, the filling component includes: a filling block 3, a trapezoidal hole 301, a shrinkage hole 302 and a rough layer 303; a protective component arranged on the outside of the electric heating pipe shell 101, the protective component includes: a connecting plate 401, a support rod a402, a ring-shaped connecting seat 5, a support seat 6, a support rod b602 and a connecting block b603.

[0025] The filling assembly can speed up the filling of magnesium powder and reduce the filling time. With the help of vibration, the uniformity and density of magnesium powder filling can be improved. By setting the protective assembly, the electric heating tube housing 101 can be kept away from the edge of the heating container, ensuring that the electric heating tube heats the solution evenly without causing excessive heating on one side. At the same time, the insulation block 201 is set to prevent the insulation layer of the electric heating tube from being heated for a long time.

[0026] The connecting seat 1 is internally fixedly installed with a filling block 3, the filling block 3 is internally fixedly installed with a magnesium rod 103, the magnesium rod 103 is fixedly connected with an electric heating wire 102 at the bottom, the connecting seat 1 is fixedly installed with a heat insulation block 201 at the top, the heat insulation block 201 is fixedly connected with a terminal post 202 at the top, the insulating shell 2 is internally provided with a protective head 203, the filling block 3 is internally provided with a trapezoidal hole 301, the filling block 3 is internally provided with a shrinkage hole 302, the trapezoidal hole 301 is communicated with the shrinkage hole 302, and the inner wall of the filling block 3 is provided with a rough layer 303.

[0027] When the electric heating pipe is assembled, the electric heating wire 102 is first placed into the connecting seat 1, then the connecting seat 1 and the electric heating pipe shell 101 are welded and fixed, then magnesium powder is poured into the trapezoidal hole 301, the magnesium powder falls into the inside of the electric heating pipe shell 101 through the trapezoidal hole 301 and the shrinkage hole 302, and the magnesium powder quickly falls by shaking the electric heating pipe, so that the uniformity and compactness of the magnesium powder filling are improved, the structure of the trapezoidal hole 301 can avoid the magnesium powder from blocking the filling port and accelerate the magnesium powder into the electric heating pipe, the magnesium powder filling speed can be accelerated by arranging the filling block 3, and after the magnesium powder is filled, the trapezoidal hole 301 and the shrinkage hole 302 are filled with an adhesive, since the filling block 3 is internally provided with the rough layer 303, the rough layer 303 increases the contact area of the filling block 3 and the adhesive, the combination of the filling block 3 and the adhesive increases the adhesion after solidification, the electric heating pipe expands when heated and shrinks when cooled, and the adhesion surface will not crack, so that the leakage of the magnesium powder is avoided, meanwhile, since the shrinkage hole 302 has a small area in contact with the magnesium powder, the magnesium powder can be prevented from leaking, then the heat insulation block 201 and the connecting seat 1 are fixed, and when the electric heating pipe starts to work, the heat generated by the electric heating wire 102 is conducted to the magnesium powder and then to the electric heating pipe shell 101, and the heat insulation block 201 can effectively insulate the heat conducted by the electric heating wire 102, so that the heat received by the terminal post 202 is reduced.

[0028] The fixing block 4 is externally provided with a connecting plate 401, a plurality of support rods a 402 are fixedly connected to the bottom of the connecting plate 401, a connecting block a 403 is fixedly connected to the bottom of the support rod a 402, a threaded column a 404 is fixedly installed at the bottom of the connecting block a 403, an annular connecting seat 5 is fixedly installed outside the electric heating pipe shell 101, a threaded groove a 501 is formed at the top of the annular connecting seat 5, a threaded groove b 502 is formed at the bottom of the annular connecting seat 5, a support seat 6 is arranged at the bottom of the electric heating pipe shell 101, a plurality of heat conduction holes 601 are formed in the inside of the support seat 6, a plurality of support rods b 602 are fixedly connected to the top of the support seat 6, a connecting block b 603 is fixedly connected to one end of the support rod b 602, and a threaded column b 604 is fixedly installed at the top of the connecting block b 603.

[0029] Before connecting the fixed block 4, align the threaded column a404 with the threaded groove a501, then rotate the connecting block a403 so that the connecting block a403 and the annular connecting seat 5 are fixed with each other, then put the fixed block 4 between the connecting plate 401 and the electric heating tube shell 101, then weld the fixed block 4 and the electric heating tube shell 101, then align the threaded column b604 with the threaded groove b502, rotate the connecting block b603 so that the connecting block b603 and the annular connecting seat 5 are fixed with each other, since the electric heating tube shell 101 has the support rod a402 and the support rod b602, when the electric heating tube is put into the water, the electric heating tube shell 101 will not directly contact the inner wall of the container, when the electric heating tube is heated, the heat can only be transferred to the liquid, avoiding the inner wall of the container being directly heated by the electric heating tube, improving the safety of the electric heating tube during use, at the same time, the support seat 6 can also ensure that the bottom of the electric heating tube can be supported when the electric heating tube is immersed in the water, avoiding directly contacting the bottom wall of the container, ensuring that the electric heating tube can heat the liquid.

[0030] Working principle:

[0031] Before connecting the fixed block 4, align the threaded column a404 with the threaded groove a501, then rotate the connecting block a403 so that the connecting block a403 and the annular connecting seat 5 are fixed with each other, then put the fixed block 4 between the connecting plate 401 and the electric heating tube shell 101, and then weld the fixed block 4 and the electric heating tube shell 101, then align the threaded column b604 with the threaded groove b502, rotate the connecting block b603 so that the connecting block b603 and the annular connecting seat 5 are fixed with each other, because the electric heating tube shell 101 has the support rod a402 and the support rod b602, when the electric heating tube is put into the water, the electric heating tube shell 101 will not directly contact the inner wall of the container, when the electric heating tube is heated, the heat can only be transferred to the liquid, avoiding the inner wall of the container being directly heated by the electric heating tube, improving the safety of the electric heating tube during use, and the support seat 6 can also ensure that the bottom of the electric heating tube can be supported when the electric heating tube is immersed in the water, without directly contacting the bottom wall of the container, ensuring that the electric heating tube can heat the liquid, then put the heating wire 102 into the connecting seat 1, then weld the connecting seat 1 and the electric heating tube shell 101, then pour the magnesium powder into the trapezoidal hole 301, the magnesium powder falls into the inside of the electric heating tube shell 101 through the trapezoidal hole 301 and the shrinkage hole 302, the magnesium powder falls quickly by shaking the electric heating tube, improving the uniformity and density of the magnesium powder filling, the structure of the trapezoidal hole 301 can avoid the magnesium powder blocking the filling port and accelerate the magnesium powder entering the electric heating tube, by setting the filling block 3, the magnesium powder filling speed can be accelerated, after the magnesium powder is filled, the trapezoidal hole 301 and the shrinkage hole 302 are filled with adhesive, because the filling block 3 has the rough layer 303 inside, the rough layer 303 increases the contact area of the filling block 3 and the adhesive, the combination of the filling block 3 and the adhesive increases the adhesion after solidification, the fitting surface will not crack when the electric heating tube expands and contracts, avoiding the leakage of magnesium powder, and because the shrinkage hole 302 has a small contact area with the magnesium powder end, it can prevent the magnesium powder from leaking, then fix the heat insulation block 201 between the connecting seat 1, when the electric heating tube starts to work, the heat generated by the heating wire 102 will be conducted to the magnesium powder, and then to the electric heating tube shell 101, the heat insulation block 201 can effectively insulate the heat conducted by the heating wire 102, reducing the heat received by the terminal post 202.

[0032] In the above embodiments, the description of each embodiment has its own emphasis, and the parts not described in detail in a certain embodiment can be referred to the related description of other embodiments.

[0033] The vertical single-group electric heating pipe provided by the embodiments of the present application is described in detail above, and the principles and implementation manners of the present application are described by using specific examples. The above embodiment description is only used to help understand the technical solutions of the present application and the core ideas thereof. It should be understood by those skilled in the art that the technical solutions recorded in the foregoing embodiments can still be modified, or some technical features thereof can be replaced equivalently, and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the scope of the technical solutions of the embodiments of the present application.

Claims

1. A vertical single group electric heating tube, characterized by, Include: The connecting seat (1) bottom fixedly connected with the electric heating tube shell (101), the connecting seat (1) top is provided with insulating shell (2), the electric heating tube shell (101) outside fixedly connected with fixed block (4); The filling assembly arranged in the connecting seat (1), the filling assembly includes: filling block (3), trapezoidal hole (301), shrinkage hole (302) and rough layer (303); The protection assembly arranged outside the electric heating tube shell (101), the protection assembly includes: connecting plate (401), support rod a (402), annular connecting seat (5), support seat (6), support rod b (602) and connecting block b (603).

2. The vertical single-bank electric heating tube according to claim 1, characterized in that, The connecting seat (1) is fixedly installed with filling block (3), the filling block (3) is fixedly installed with magnesium rod (103), and the magnesium rod (103) bottom is fixedly connected with electric heating wire (102).

3. The vertical single-bank electric heating tube according to claim 1, characterized in that, The connecting seat (1) top is fixedly installed with heat insulation block (201), the heat insulation block (201) top is fixedly connected with binding post (202), and the insulating shell (2) is provided with protection head (203) inside.

4. The vertical single-bank electric heating tube according to claim 2, wherein The trapezoidal hole (301) is communicated with the shrinkage hole (302), and the rough layer (303) is arranged on the inner wall of the filling block (3).

5. The vertical single-bank electric heating tube according to claim 1, characterized in that, The fixed block (4) outside is provided with connecting plate (401), the connecting plate (401) bottom is fixedly connected with a plurality of support rod a (402), the support rod a (402) bottom is fixedly connected with connecting block a (403), and the connecting block a (403) bottom is fixedly installed with screw column a (404).

6. The vertical single-bank electric heating tube according to claim 1, wherein The electric heating tube shell (101) outside is fixedly installed with annular connecting seat (5), the annular connecting seat (5) top is provided with screw groove a (501), and the annular connecting seat (5) bottom is provided with screw groove b (502).

7. The vertical single-bank electric heating tube according to claim 1, wherein The electric heating tube shell (101) bottom is provided with support seat (6), the support seat (6) is provided with a plurality of heat conduction holes (601) inside, the support seat (6) top is fixedly connected with a plurality of support rod b (602), one end of the support rod b (602) is fixedly connected with connecting block b (603), and the connecting block b (603) top is fixedly installed with screw column b (604).

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