CN213179473U

CN213179473U - Novel high-efficiency energy-saving radiant tube

Info

Publication number: CN213179473U
Application number: CN202021496340.5U
Authority: CN
Inventors: 李彬; 李雄; 李莹; 严德双
Original assignee: Jiangsu Jiubaolian Industry Co ltd
Current assignee: Jiangsu Jiubaolian Industry Co ltd
Priority date: 2020-07-27
Filing date: 2020-07-27
Publication date: 2021-05-11
Anticipated expiration: 2030-07-27

Abstract

The utility model discloses a novel high-efficiency energy-saving radiant tube, the left end of a first radiant tube is movably connected with a second radiant tube, the other end of the second radiant tube is movably connected with a third radiant tube, the inside of the first radiant tube and the third radiant tube is provided with a heating body, a resistance wire is wound on the heating body, the right ends of the first radiant tube and the second radiant tube are movably connected with a connecting flange, the right end of the connecting flange is provided with a positioning sleeve and a rheostat, the inside of the second radiant tube is provided with a heating cylinder, insulators are buckled on the first radiant tube and the third radiant tube, a positioning block is arranged on the inner side wall of the fixing piece, a heat exchanger is fixedly arranged on the inner side wall of the positioning block, the upper end and the lower end of the heat exchanger are respectively provided with a first connecting tube and a second connecting tube, the utility model is convenient to disassemble and assemble, thereby, and the working efficiency is high, the practicability is good, and the working efficiency is strong.

Description

Novel high-efficiency energy-saving radiant tube

Technical Field

The utility model belongs to the technical field of the radiant tube equipment, concretely relates to novel energy-efficient radiant tube.

Background

The radiant tube refers to a pipe extending in a straight line from the center to each direction. Refers to a non-central pipe (or stem) that serves to transport the contents of the stem to a designated or non-designated location. The radiant tube is widely applied to a heating furnace, is a main heating element of the heating furnace,

in the actual use process of the radiant tube in the prior art, the heating speed is slow, and the actual use efficiency and the actual practicability of the radiant tube are influenced; after the circuits of the heating body of the radiant tube in the prior art are communicated, the heating efficiency is a fixed value and cannot be adjusted, and the overall heating efficiency of the device is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel energy-efficient radiant tube to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a novel high-efficiency energy-saving radiant tube comprises a first radiant tube, wherein the left end of the first radiant tube is movably connected with a second radiant tube, the other end of the second radiant tube is movably connected with a third radiant tube, heating bodies are arranged inside the first radiant tube and the third radiant tube, a resistance wire is wound on the heating body, the right ends of the first radiant tube and the second radiant tube are movably connected with a connecting flange, the right end of the connecting flange is provided with a positioning sleeve and a rheostat, the inside of the second radiant tube is provided with a heating cylinder, insulators are buckled on the first radiant tube and the third radiant tube, fixing pieces are fixedly arranged on the inner side walls of the first radiant tube and the third radiant tube, the fixing piece is characterized in that a positioning block is installed on the inner side wall of the fixing piece, a heat exchanger is fixedly installed on the inner side wall of the positioning block, and a first connecting pipe and a second connecting pipe are respectively arranged at the upper end and the lower end of the heat exchanger.

Preferably, the left ends of the first radiant tube and the third radiant tube and the two ends of the second radiant tube are provided with threaded connection parts, the two ends of the connecting cylinder are provided with threaded holes, and the connecting cylinder is connected with the first radiant tube, the second radiant tube and the third radiant tube through threads.

Preferably, the heating body is electrically connected with the varistor.

Preferably, the resistance wire is uniformly arranged on the surface of the heating body in a spiral shape.

Preferably, the insulator is of a U-shaped structure, the size of the U-shaped groove is consistent with that of the first radiant tube and that of the third radiant tube, the first radiant tube and the third radiant tube are buckled on the insulator, and the insulators on the same vertical line are connected through the connecting column.

Preferably, the positioning block is provided with a sinking groove, and the heat exchanger is placed in the sinking groove.

Preferably, the heat exchanger is a shell-and-tube heat exchanger.

Preferably, the first radiant tube and the third radiant tube are provided with through holes in opposite surfaces, and the first connecting tube and the second connecting tube are arranged in the through holes.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) this novel energy-efficient radiant tube, resistance wire are the even setting of heliciform on the surface of heating member, can hoisting device's whole practicality, and the heating member passes through electric connection with rheostat, through the regulation to rheostat resistance, can adjust the efficiency that generates heat of heating member and resistance wire, improves work efficiency.

(2) This novel energy-efficient radiant tube is provided with the heat exchanger, and what the heat exchanger adopted is the shell and tube type heat exchanger, can the heat transfer through setting up the heat exchanger, and gas after the heat transfer makes air rapid heating up, can promote the efficiency of burning effectively, and has promoted the space of burning, further promotion combustion efficiency through setting up first radiant tube, second radiant tube and third radiant tube.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the resistance wire of the present invention;

fig. 3 is a side view of the insulator of the present invention;

FIG. 4 is an enlarged structural view of the heat exchanger of the present invention;

fig. 5 is a front view of the present invention.

In the figure: 1. a first radiant tube; 2. a second radiant tube; 3. a third radiant tube; 4. a heating body; 5. a resistance wire; 6. a connecting flange; 7. a positioning sleeve; 8. a varistor; 9. a heating cylinder; 10. a connecting cylinder; 11. an insulator; 12. a fixing member; 13. positioning blocks; 14. a heat exchanger; 15. a first connecting pipe; 16. a second connecting pipe.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a novel energy-efficient radiant tube, which comprises a first radiant tube 1, a second radiant tube 2 movably connected to the left end of the first radiant tube 1, a third radiant tube 3 movably connected to the other end of the second radiant tube 2, a heating body 4 disposed inside the first radiant tube 1 and the third radiant tube 3, a resistance wire 5 wound on the heating body 4, a connecting flange 6 movably connected to the right ends of the first radiant tube 1 and the second radiant tube 2, a positioning sleeve 7 and a rheostat 8 disposed at the right end of the connecting flange 6, a heating cylinder 9 disposed inside the second radiant tube 2, an insulator 11 fastened to the first radiant tube 1 and the third radiant tube 3, a fixing member 12 fixedly mounted to the inner side walls of the first radiant tube 1 and the third radiant tube 3, a positioning block 13 mounted to the inner side wall of the fixing member 12, a heat exchanger 14 fixedly mounted to the inner side wall of the positioning block 13, the upper and lower ends of the heat exchanger 14 are provided with a first connection pipe 15 and a second connection pipe 16, respectively.

In this embodiment, it is preferable, the left end of first radiant tube 1 and third radiant tube 3 and the both ends of second radiant tube 2 are provided with threaded connection portion, the both ends of connecting cylinder 10 are equipped with the screw hole, connecting cylinder 10 and first radiant tube 1, second radiant tube 2 and third radiant tube 3 are connected through the screw thread, be convenient for carry out the split with first radiant tube 1, second radiant tube 2 and third radiant tube 3 through dismantling connecting cylinder 10, thereby can be convenient for realize the intermittent type maintenance of internal component, can guarantee the result of use after long-time the use.

In this embodiment, preferably, the heating body 4 is electrically connected to the varistor 8, and the heating efficiency of the heating body 4 and the heating wire 5 can be adjusted by adjusting the resistance value of the varistor 8, so that the working efficiency is improved.

In this embodiment, preferably, the resistance wire 5 is uniformly arranged on the surface of the heating body 4 in a spiral shape, so that the overall practicability of the device can be improved.

In this embodiment, preferably, the insulator 11 is a U-shaped structure, and the size of the U-shaped groove is consistent with the size of the first radiant tube 1 and the size of the third radiant tube 3, the first radiant tube 1 and the third radiant tube 3 are fastened on the insulator 11, and the insulators 11 on the same vertical line are connected through a connecting column, so that the overall insulating performance of the device can be improved through the insulator 11, and the practicability is good.

In this embodiment, preferably, the positioning block 13 is provided with a sinking groove, the heat exchanger 14 is placed in the sinking groove, the positioning block 13 is arranged to facilitate positioning and fixing of the heat exchanger 14, and the stability is good.

In this embodiment, it is preferred that heat exchanger 14 adopts be shell and tube type heat exchanger, can the heat transfer through setting up heat exchanger 14, and gas after the heat transfer makes the air heat up fast, can promote the efficiency of burning effectively, and has promoted the space of burning, further promotion combustion efficiency through setting up first radiant tube 1, second radiant tube 2 and third radiant tube 3.

In this embodiment, preferably, through holes are formed in opposite surfaces of the first radiant tube 1 and the third radiant tube 3, the first connecting tube 15 and the second connecting tube 16 are disposed in the through holes, and the heat exchanger 14 is connected with the first radiant tube 1 and the third radiant tube 3 through the first connecting tube 15 and the second connecting tube 16, so that the practicability of the heat exchanger 14 is improved conveniently.

The utility model discloses a theory of operation and use flow: when the device is used, the left end of the first radiant tube 1 is movably connected with the second radiant tube 2, the other end of the second radiant tube 2 is movably connected with the third radiant tube 3, the left ends of the first radiant tube 1 and the third radiant tube 3 and the two ends of the second radiant tube 2 are provided with threaded connection parts, the two ends of the connecting cylinder 10 are provided with threaded holes, the connecting cylinder 10 is connected with the first radiant tube 1, the second radiant tube 2 and the third radiant tube 3 through threads, the first radiant tube 1, the second radiant tube 2 and the third radiant tube 3 can be conveniently disassembled by disassembling the connecting cylinder 10, so that the intermittent maintenance of internal elements can be conveniently realized, the using effect after long-time use can be ensured, the resistance wire 5 is wound on the heating body 4, the resistance wire 5 is spirally and uniformly arranged on the surface of the heating body 4, the integral practicability of the device can be improved, the heating body 4 is electrically connected with the rheostat 8, through the adjustment of the resistance value of the rheostat 8, the heating efficiency of the heater 4 and the resistance wire 5 can be adjusted, the working efficiency is improved, the insulators 11 are buckled on the first radiation tube 1 and the third radiation tube 3, the insulators 11 are of U-shaped structures, the size of the U-shaped groove is consistent with that of the first radiation tube 1 and the third radiation tube 3, the first radiation tube 1 and the third radiation tube 3 are buckled on the insulators 11, the insulators 11 on the same vertical line are connected through connecting columns, the overall insulation performance of the device can be improved through the insulators 11, the practicability is good, the heat exchanger 14 adopts a shell-and-tube heat exchanger, heat exchange can be realized through the heat exchanger 14, the air is rapidly heated up through the gas after heat exchange, the combustion efficiency can be effectively improved, and the combustion space is improved through the arrangement of the first radiation tube 1, the second radiation tube 2 and the third radiation tube 3, further promotion combustion efficiency, the upper end and the lower extreme of heat exchanger 14 are provided with first connecting pipe 15 and second connecting pipe 16 respectively, and the through-hole has been seted up to first radiant tube 1 and the 3 opposites of third radiant tube, and first connecting pipe 15 and second connecting pipe 16 set up in the through-hole, and heat exchanger 14 is connected with first radiant tube 1 and third radiant tube 3 respectively through first connecting pipe 15 and second connecting pipe 16, is convenient for promote heat exchanger 14's practicality.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a novel energy-efficient radiant tube, includes first radiant tube (1), its characterized in that: the left end of the first radiant tube (1) is movably connected with a second radiant tube (2), the other end of the second radiant tube (2) is movably connected with a third radiant tube (3), heating bodies (4) are arranged inside the first radiant tube (1) and the third radiant tube (3), a resistance wire (5) is wound on the heating bodies (4), a connecting flange (6) is movably connected with the right ends of the first radiant tube (1) and the second radiant tube (2), a positioning sleeve (7) and a rheostat (8) are arranged at the right end of the connecting flange (6), a heating cylinder (9) is arranged inside the second radiant tube (2), insulators (11) are buckled on the first radiant tube (1) and the third radiant tube (3), and inner side walls of the first radiant tube (1) and the third radiant tube (3) are fixedly installed with fixing pieces (12), the heat exchanger is characterized in that a positioning block (13) is installed on the inner side wall of the fixing piece (12), a heat exchanger (14) is fixedly installed on the inner side wall of the positioning block (13), and a first connecting pipe (15) and a second connecting pipe (16) are respectively arranged at the upper end and the lower end of the heat exchanger (14).

2. The novel high-efficiency energy-saving radiant tube as claimed in claim 1, characterized in that: the left ends of the first radiant tube (1) and the third radiant tube (3) and the two ends of the second radiant tube (2) are provided with threaded connection parts, the two ends of the connecting cylinder (10) are provided with threaded holes, and the connecting cylinder (10) is connected with the first radiant tube (1), the second radiant tube (2) and the third radiant tube (3) through threads.

3. The novel high-efficiency energy-saving radiant tube as claimed in claim 1, characterized in that: the heating body (4) is electrically connected with the rheostat (8).

4. The novel high-efficiency energy-saving radiant tube as claimed in claim 1, characterized in that: the resistance wire (5) is uniformly arranged on the surface of the heating body (4) in a spiral shape.

5. The novel high-efficiency energy-saving radiant tube as claimed in claim 1, characterized in that: the insulator (11) is of a U-shaped structure, the size of the U-shaped groove is consistent with that of the first radiant tube (1) and the third radiant tube (3), the first radiant tube (1) and the third radiant tube (3) are buckled on the insulator (11), and the insulators (11) on the same vertical line are connected through connecting columns.

6. The novel high-efficiency energy-saving radiant tube as claimed in claim 1, characterized in that: the positioning block (13) is provided with a sinking groove, and the heat exchanger (14) is placed in the sinking groove.

7. The novel high-efficiency energy-saving radiant tube as claimed in claim 1, characterized in that: the heat exchanger (14) adopts a shell-and-tube heat exchanger.

8. The novel high-efficiency energy-saving radiant tube as claimed in claim 1, characterized in that: the first radiant tube (1) and the third radiant tube (3) are provided with through holes in opposite surfaces, and the first connecting tube (15) and the second connecting tube (16) are arranged in the through holes.