CN219328084U

CN219328084U - Elbow type radiant tube structure

Info

Publication number: CN219328084U
Application number: CN202320803971.4U
Authority: CN
Inventors: 武文强; 张爱年; 赵中云; 李守俊; 王伟
Original assignee: Taizhou Ouda Electric Heating Appliance Co ltd
Current assignee: Taizhou Ouda Electric Heating Appliance Co ltd
Priority date: 2023-04-12
Filing date: 2023-04-12
Publication date: 2023-07-11
Anticipated expiration: 2033-04-12

Abstract

The utility model relates to the technical field of radiant tube structures, in particular to an elbow type radiant tube structure, which comprises an elbow body, wherein connecting discs b are fixed on the outer walls of two tube orifices of the elbow body, a combustion part is communicated with the tube orifice at the upper end of the elbow body, a fixing component is arranged between the combustion part and the tube orifice, the fixing component comprises a connecting tube, a connecting disc a and a fixing part, the connecting disc a is fixed at the side end of the outer wall of the connecting tube, and the combustion part is arranged in the connecting tube.

Description

Elbow type radiant tube structure

Technical Field

The utility model relates to the technical field of radiant tube structures, in particular to an elbow type radiant tube structure.

Background

The radiant tube means a pipe extending in a straight line from the center to all directions. Which is to convey the substance of the main pipe to a formulated or non-formulated address. The radiant tube is widely applied to a heating furnace and is a main heating element of the heating furnace, when the conventional radiant tube is used, the gas is combusted in a combustion nozzle to generate high temperature, the high temperature gas moves along the radiant tube and can transfer heat to the radiant tube, the combustion nozzle is in coke powder which is insufficiently generated by combustion, the coke powder is attached to the combustion nozzle and needs to be cleaned regularly, but the conventional elbow type radiant tube structure is inconvenient to disassemble, the maintenance of the combustion nozzle is very complicated, based on the fact, an elbow type radiant tube structure is disclosed in China patent publication No. CN215489705U, and relates to the technical field of radiant tube structures;

the beneficial effect of above-mentioned patent technology is that the air is blown all the time to the burner tip, reduce the attachment of burnt powder, and the burner tip is convenient to dismantle, be convenient for clear up the maintenance to the burner tip, practice thrift the maintenance cost, but, through the description and the description figure that above-mentioned patent technology discloses, above-mentioned patent technology needs to be fixed with sealing disk and adapter sleeve through the screw, consequently, just need unscrew the screw when the workman needs to take out the burner tip and make sealing disk and adapter sleeve separate, and because current radiant tube exposes and uses in the environment, when the radiant tube is located high temperature humid environment and uses, the screw that sets up just receives the corruption very easily, thereby the circumstances that can not take off sealing disk and adapter sleeve because of the screw corruption slide wire can appear, and then can cause certain hindrance to the workman maintenance burner tip, therefore the above-mentioned patent technology still has certain disadvantage.

In summary, it is necessary to invent an elbow-type radiant tube structure.

Disclosure of Invention

Therefore, the utility model provides the elbow type radiant tube structure, which solves the problems that when the radiant tube is used in a high-temperature and humid environment, the set screw is easy to corrode, so that the situation that a worker cannot take off the sealing disc and the connecting sleeve due to screw corrosion and sliding wire possibly occurs, and further, the worker is blocked to maintain the burner tip.

In order to achieve the above object, the present utility model provides the following technical solutions: the elbow type radiant tube structure comprises an elbow body, wherein connecting discs b are fixed on the outer walls of two tube orifices of the elbow body, a combustion component is communicated with the tube orifice at the upper end of the elbow body, and a fixing component is arranged between the combustion component and the tube orifice;

the fixing assembly comprises a connecting pipe, a connecting disc a and a fixing part, wherein the connecting disc a is fixed at the side end of the outer wall of the connecting pipe, the combustion part is arranged in the connecting pipe, and the fixing part is arranged on the outer sides of the connecting disc a and the connecting disc b.

Preferably, the inner wall of the pipe mouth at the joint of the pipe bending body and the connecting pipe is provided with an internal thread, one end of the connecting pipe inserted into the pipe bending body is fixed with an external thread ring, and the external thread ring is in threaded connection with the internal thread provided at the pipe mouth of the pipe bending body.

Preferably, the combustion part comprises a combustion fixing seat, the outer wall of the combustion fixing seat is fixedly connected with the right side of the inner wall of the connecting pipe, a mounting groove is formed in the left side of the inner wall of the combustion fixing seat, a magnetic ring is fixed on the inner wall of the mounting groove, and a limiting ring is magnetically connected to the inner wall of the magnetic ring.

Preferably, the right side of the outer wall of the limiting ring is fixedly connected with a burner, a conveying pipe is fixed on the left side of the outer wall of the limiting ring and at a position corresponding to the burner, the right end of the conveying pipe is fixedly communicated with the burner, and vent holes are formed in two sides of the outer wall of the limiting ring and located on the outer side of the burner.

Preferably, the left side of the bottom end of the inner wall of the connecting pipe is fixedly communicated with an air inlet pipe, the fixing component comprises two sealing sleeves, and the inner walls of the two sealing sleeves are respectively connected with the upper end and the lower end of the outer wall of the connecting disc a and the outer wall of the connecting disc b.

Preferably, the joint of the outer walls of the front end and the rear end of the sealing sleeve at the upper end is hinged with a locking ring, the front end and the rear end of the outer wall of the sealing sleeve at the lower end are fixed with locking pins at positions corresponding to the locking rings, and the locking ring is matched with the locking pins.

Preferably, the outer wall bending end of the elbow body is fixed with an arc-shaped reinforcing block, the outer wall of one side of the arc-shaped reinforcing block, which is far away from the elbow body, is fixed with a reinforcing cross rod, one end of the reinforcing cross rod, which is far away from the elbow body, is fixed with a fixed upright rod, and the upper end and the lower end of the fixed upright rod are fixedly connected with the upper end and the lower end of the inner wall of the elbow body.

The beneficial effects of the utility model are as follows:

according to the utility model, the connecting pipe and the bent pipe body can be fixedly connected through the external thread ring and the internal thread, then the connecting disc a and the connecting disc b are fixed through the fixing pin, and finally the fixing effect of the connecting disc a and the connecting disc b is improved again through the sealing sleeve.

Drawings

FIG. 1 is a schematic view of the external structure of the present utility model in front view;

FIG. 2 is a schematic view of a partially sectioned structure in elevation in accordance with the present utility model;

FIG. 3 is an enlarged schematic view of the structure of FIG. 2A according to the present utility model;

FIG. 4 is an enlarged schematic view of the structure of FIG. 1B according to the present utility model;

figure 5 is a schematic view of a partial cross-sectional structure of the seal cartridge in a side view of the present utility model;

fig. 6 is a schematic perspective view of a sealing sleeve at the bottom end in the present utility model.

In the figure: 100. a bent pipe body; 110. arc-shaped reinforcing blocks; 120. fixing the vertical rod; 121. a reinforcing cross bar; 200. a connecting pipe; 210. a connecting disc a; 220. a combustion fixing seat; 221. a limiting ring; 222. a magnetic ring; 230. a burner; 240. a delivery tube; 250. an air inlet pipe; 300. sealing sleeve; 310. a locking ring; 320. a locking pin.

Detailed Description

The preferred embodiments of the present utility model will be described below with reference to the accompanying drawings, it being understood that the preferred embodiments described herein are for illustration and explanation of the present utility model only, and are not intended to limit the present utility model.

Referring to fig. 1-6, the elbow type radiant tube structure provided by the utility model comprises an elbow body 100, wherein a connecting disc b is fixed on the outer walls of two tube orifices of the elbow body 100, a combustion component is communicated with the tube orifice at the upper end of the elbow body 100, a fixing component is arranged between the combustion component and the tube orifice, the fixing component comprises a connecting tube 200, a connecting disc a210 and a fixing component, the connecting disc a210 is fixed at the outer wall side end of the connecting tube 200, an internal thread is arranged on the inner wall of the tube orifice at the joint of the elbow body 100 and the connecting tube 200 is inserted into the elbow body 100, an external thread ring is fixed at one end of the elbow body 100, the external thread ring is in threaded connection with the internal thread arranged at the tube orifice of the elbow body 100, and a worker can screw the connecting tube 200 into the elbow body 100 when installing the connecting tube 200 and the elbow body 100, and the external thread ring and the internal thread are arranged in the tube body, so that corrosion can be avoided;

the combustion part is arranged in the connecting pipe 200, the combustion part comprises a combustion fixing seat 220, the outer wall of the combustion fixing seat 220 is fixedly connected with the right side of the inner wall of the connecting pipe 200, a mounting groove is formed in the left side of the inner wall of the combustion fixing seat 220, a magnetic ring 222 is fixedly arranged on the inner wall of the mounting groove, a limiting ring 221 is magnetically connected to the inner wall of the magnetic ring 222, and the limiting ring 221 is made of iron, so that a worker can insert the limiting ring 221 into the magnetic ring 222 during mounting, the limiting ring 221 and the combustion fixing seat 220 can be fixed by the magnetic ring 222, the right side of the outer wall of the limiting ring 221 is fixedly connected with a combustion nozzle 230, a conveying pipe 240 is fixedly connected with the combustion nozzle 230 at the left side of the outer wall of the limiting ring 221 and at the position corresponding to the combustion nozzle 230, vent holes are formed in the outer side of the outer wall of the limiting ring 221, the conveying pipe 240 is arranged for conveying fuel gas into the combustion nozzle 230, and the combustion nozzle 230 can burn through the fuel gas, so that the combustion nozzle 100 can generate heat, and the heat can be transferred and radiated by the bent pipe 100;

the fixing component is arranged on the outer sides of the connecting disc a210 and the connecting disc b, the left side of the bottom end of the inner wall of the connecting tube 200 is fixedly communicated with an air inlet tube 250, the air inlet tube 250 is arranged for conveying outside air into the connecting tube 200, so that coke powder at the positions of the combustion fixing seat 220 and the combustion nozzle 230 can be removed while combustion is assisted, through holes can be formed in two sides of the outer walls of the connecting disc a210 and the connecting disc b, a worker can insert fixing pins into the through holes to improve the fixing effect of the connecting disc a210 and the connecting disc b, the fixing component comprises sealing sleeves 300, the number of the sealing sleeves 300 is two, the inner walls of the two sealing sleeves 300 are respectively connected with the upper end and the lower end of the outer wall of the connecting disc a210 and the outer wall of the connecting disc b, locking rings 310 are hinged at the joint positions of the front end and the rear end of the outer wall of the upper end sealing sleeve 300 and the corresponding to the locking rings 310, the locking rings 310 are matched with the locking rings 320 for use, the sealing sleeves 300 and the locking rings 310 are sleeved on the outer walls of the connecting disc a210 and the outer wall of the connecting disc b to improve the protection effect on the connecting disc a210 and the connecting disc b, corrosion situations of the connecting disc a210 and the outer walls of the sealing rings are avoided, and the locking rings 310 can be fastened on the two bottom ends of the sealing rings 300;

the outer wall bending end of the elbow body 100 is fixed with an arc reinforcing block 110, one side outer wall of the elbow body 100, which is far away from the elbow body 100, of the arc reinforcing block 110 is fixed with a reinforcing cross rod 121, one end of the reinforcing cross rod 121, which is far away from the elbow body 100, is fixed with a fixed vertical rod 120, the upper end and the lower end of the fixed vertical rod 120 are fixedly connected with the upper end and the lower end of the inner wall of the elbow body 100, the set arc reinforcing block 110, the fixed vertical rod 120 and the reinforcing cross rod 121 are used for improving the supporting and fixing effect on the bending part of the elbow body 100, the elbow body 100 is prevented from being damaged due to expansion caused by heat and contraction caused by cold, and the set arc reinforcing block 110, the fixed vertical rod 120 and the reinforcing cross rod 121 are all made of light intensity alloy steel materials.

The application process of the utility model is as follows: firstly, after the worker installs the device, the worker can convey the gas to the burner tip 230 through the conveying pipe 240, and can convey the air to the connecting pipe 200 through the gas conveying pump and the gas inlet pipe 250, and the arranged burner tip 230 can spray flame through the gas, so that heat can be generated in the elbow pipe body 100, and the arranged air can blow off the coke powder generated by combustion from the combustion fixing seat 220 and the burner tip 230 when passing through the limiting ring 221;

when the connecting pipe 200 is required to be detached to clean the burner tip 230, the lock ring 310 and the lock pin 320 are separated, the gas transmission pipeline communicated with the gas inlet pipe 250 is removed, the two sealing sleeves 300 are removed, the fixing pins inserted on the connecting disc a210 and the connecting disc b are taken out, the connecting pipe 200 and the elbow body 100 can be separated by rotating the connecting pipe 200 and the elbow body 100 by workers after the completion, and the burner tip 230 can be cleaned or maintained by workers.

The above description is of the preferred embodiments of the present utility model, and any person skilled in the art may modify the present utility model or make modifications to the present utility model with the technical solutions described above. Therefore, any simple modification or equivalent made according to the technical solution of the present utility model falls within the scope of the protection claimed by the present utility model.

Claims

1. The utility model provides an elbow formula radiant tube structure, includes return bend body (100), two mouth of pipe outer walls of return bend body (100) all are fixed with connection pad b, its characterized in that: the pipe orifice at the upper end of the bent pipe body (100) is communicated with a combustion component, and a fixing component is arranged between the combustion component and the pipe orifice;

the fixing assembly comprises a connecting pipe (200), a connecting disc a (210) and a fixing part, wherein the connecting disc a (210) is fixed at the outer wall side end of the connecting pipe (200), the combustion part is arranged in the connecting pipe (200), and the fixing part is arranged on the outer sides of the connecting disc a (210) and the connecting disc b.

2. An elbow radiant tube structure according to claim 1, wherein: the inner wall of the pipe orifice of the joint of the pipe bending body (100) and the connecting pipe (200) is provided with an internal thread, one end of the connecting pipe (200) inserted into the pipe bending body (100) is fixed with an external thread ring, and the external thread ring is in threaded connection with the internal thread of the pipe orifice of the pipe bending body (100).

3. An elbow radiant tube structure according to claim 1, wherein: the combustion part comprises a combustion fixing seat (220), the outer wall of the combustion fixing seat (220) is fixedly connected with the right side of the inner wall of the connecting pipe (200), a mounting groove is formed in the left side of the inner wall of the combustion fixing seat (220), a magnetic ring (222) is fixed on the inner wall of the mounting groove, and a limiting ring (221) is magnetically connected to the inner wall of the magnetic ring (222).

4. A bent-type radiant tube structure according to claim 3, wherein: the utility model discloses a burner is characterized by comprising a limiting ring (221), a burner tip (230) is fixedly connected to the right side of the outer wall of the limiting ring (221), a conveying pipe (240) is fixed to the left side of the outer wall of the limiting ring (221) and at a position corresponding to the burner tip (230), the right end of the conveying pipe (240) is fixedly communicated with the burner tip (230), and vent holes are formed in the two sides of the outer wall of the limiting ring (221) and located on the outer side of the burner tip (230).

5. A bent-type radiant tube structure according to claim 3, wherein: the left side of the bottom end of the inner wall of the connecting pipe (200) is fixedly communicated with an air inlet pipe (250), the fixing component comprises two sealing sleeves (300), and the inner walls of the two sealing sleeves (300) are respectively connected with the upper end and the lower end of the outer wall of the connecting disc a (210) and the outer wall of the connecting disc b.

6. An elbow radiant tube structure according to claim 5, wherein: the upper end the front and back end outer wall junction of seal cover (300) all articulates has catch (310), and the lower extreme seal cover (300) outer wall front and back end just is fixed with lockpin (320) with catch (310) corresponding position department, catch (310) and lockpin (320) cooperation use.

7. An elbow radiant tube structure according to claim 1, wherein: the outer wall bending end of the elbow body (100) is fixedly provided with an arc-shaped reinforcing block (110), one side outer wall, far away from the elbow body (100), of the arc-shaped reinforcing block (110) is fixedly provided with a reinforcing cross rod (121), one end, far away from the elbow body (100), of the reinforcing cross rod (121) is fixedly provided with a fixed vertical rod (120), and the upper end and the lower end of the fixed vertical rod (120) are fixedly connected with the upper end and the lower end of the inner wall of the elbow body (100).