CN216483829U

CN216483829U - Experimental fireworks fixing device in boiler aerodynamic field

Info

Publication number: CN216483829U
Application number: CN202122716092.1U
Authority: CN
Inventors: 张玉龙; 聂名清; 王海; 米玉鸿; 白文方; 王元朝
Original assignee: Jiayuguan Hongsheng Electric Heating Co ltd
Current assignee: Jiayuguan Hongsheng Electric Heating Co ltd
Priority date: 2021-11-08
Filing date: 2021-11-08
Publication date: 2022-05-10
Anticipated expiration: 2031-11-08

Abstract

The utility model discloses a firework fixing device for a boiler aerodynamic field test, which belongs to the technical field of a boiler aerodynamic field of a thermal power coal-fired unit, and comprises an angle adjusting rod and spring clamp bodies arranged at two ends of the angle adjusting rod, wherein the angle adjusting rod comprises two mutually connected rod bodies, a screw hole is formed in the connecting end of each rod body, a screw penetrates through the screw hole and is used for connecting the two rod bodies, an adjusting nut is sleeved on the screw for fixing, threads are arranged on the outer wall of the other end of each rod body, each spring clamp body comprises a spring clamp and a connecting nut fixedly arranged on the outer side of one clamping arm of the spring clamp and is used for being matched with the threads on the rod body, and a clamping opening of the spring clamp is parallel to the rod bodies. The spring clamp provided by the utility model respectively clamps fireworks and a burner nozzle, and the angle adjusting rod adjusts the angle until the fireworks are perpendicular to the plane of the burner nozzle. Compared with the prior art, the device has the advantages that related operation contents such as furnace welding and the like are reduced by means of clamping and fixing, labor intensity of personnel is reduced, and the time of exposing the personnel in a dust environment is shortened by more than half.

Description

Experimental fireworks fixing device in boiler aerodynamic field

Technical Field

The utility model belongs to the technical field of boiler aerodynamic fields of thermal power coal-fired units, and particularly relates to a fixing device for experimental fireworks of a boiler aerodynamic field.

Background

The boiler aerodynamic field test is an experimental project for checking the installation quality of equipment before the boiler is started, finding the installation defects, knowing the flow field in the boiler and the air distribution characteristics of an air box and providing an adjustment basis for thermal state operation. The firework tracer test visually shows a primary and secondary air walking streamline in the cold-state hearth, and effectively guides the thermal state adjustment of the boiler.

The traditional firework tracing test operation step is that the cold-state primary and secondary air leveling test is finished, and firework tracing operation of a plurality of working conditions such as primary air hedging, inner and outer secondary air swirling and the like is carried out according to the hot-state adjustment requirement. Particularly, under the environment of ventilation in a hearth, because the fixable position of a burner nozzle and the plane of the burner nozzle have different angles of 30-60 degrees, in order to ensure the effectiveness of a test, 300mm thin steel bars are welded and fixed at the positions of a primary air nozzle, an inner secondary air nozzle and an outer secondary nozzle of the burner participating in the test according to needs, the test fireworks are fixed on the thin steel bars by using adhesive tapes or iron wires, and then the operations of fireworks wiring, ignition and the like are carried out, so that in a group of test processes, the time of exposing personnel in a strong convection dust environment is about 2 hours, and the labor intensity of the personnel is extremely high.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a firework fixing device for a boiler aerodynamic field test, which aims to solve the problems of reducing the labor intensity of personnel, improving the working efficiency and the like in the boiler aerodynamic field test process of a coal-fired power generating set.

In order to achieve the purpose, the utility model adopts the technical scheme that:

the utility model provides an experimental fireworks fixing device in boiler aerodynamic field, includes angle adjusting rod and sets up in the spring clamp body at angle adjusting rod both ends, angle adjusting rod includes two interconnect's the body of rod, and the link of the body of rod sets up the screw, wears to establish the screw in the screw and is used for connecting two bodies of rod, and it is fixed that the cover is established adjusting nut on the screw, sets up the screw thread on the other end outer wall of the body of rod, and the spring clamp body includes the spring clamp and fixes the screw-thread fit that sets up in the coupling nut in the arm lock outside of spring clamp be used for with the body of rod, and the clamp mouth and the body of rod of spring clamp are parallel.

In order to further realize the utility model, a limiting hole is arranged on the outer wall of one side of the connecting nut, which is far away from the spring clamp, and a screw is arranged in the limiting hole in a penetrating way.

In order to further realize the utility model, the connecting end of the rod body is provided with a connecting block, the end part of the connecting block is provided with an extending piece, the extending piece and the connecting block are L-shaped, the extending piece is provided with a screw hole, and the inner side surface of the extending piece is provided with anti-skidding teeth.

To further practice the utility model, the extension piece has a thickness of 1/2 the thickness of the connecting piece.

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

the utility model designs an angle adjusting rod consisting of two rod bodies which can rotate mutually, the rod bodies and a spring clamp are movably connected through nuts designed on the spring clamp bodies, one spring clamp at the two ends of the angle adjusting rod is used for clamping fireworks, the other spring clamp is clamped at a burner nozzle according to a required position, and then the angle is adjusted through the angle adjusting rod until the fixed fireworks are vertical to the plane of the burner nozzle.

Compared with the prior art, the utility model reduces the related operation contents such as welding in the furnace and the like by clamping the device, reduces the labor intensity of personnel, and shortens the time of exposing the personnel in a dust environment by more than half.

Drawings

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

FIG. 2 is a schematic view of a rod body according to the present invention;

FIG. 3 is a schematic view of the spring clip body according to the present invention;

the reference numerals have the following meanings: 1. an angle adjusting rod; 3. a spring clamp body; 3. a rod body; 4. a screw hole; 5. a screw; 6. adjusting the nut; 7. a thread; 8. a spring clip; 9. a connecting nut; 10. clamping the opening; 12. a screw; 13. connecting blocks; 14. an extension piece; 15. and (4) anti-slip teeth.

Detailed Description

The utility model is further described with reference to the following figures and detailed description.

As shown in fig. 1-3, a fixing device for fireworks used in boiler aerodynamic field tests comprises an angle adjusting rod 1 and spring clamps 2 arranged at two ends of the angle adjusting rod 1, wherein the angle adjusting rod 1 comprises two rod bodies 3 connected with each other, a connecting block 13 is arranged at the connecting end of each rod body 3, an extending piece 14 is arranged at the end part of the connecting block 13, the extending piece 14 and the connecting block 13 are L-shaped, a screw hole is arranged on the extending piece 14, an anti-slip tooth 15 is arranged on the inner side surface of the extending piece 14, the thickness of the extending piece 14 is 1/2 of the thickness of the connecting block 13, a screw 5 is arranged in each screw hole 4 in a penetrating manner and used for connecting the two rod bodies 3, an adjusting nut 6 is sleeved on each screw 5 for fixing, a thread 7 is arranged on the outer wall of the other end of each rod body 3, each spring clamp 2 comprises a spring clamp 8 and a connecting nut 9 fixedly arranged at one outer side of each clamp arm of the spring clamp 8 and used for matching with the thread 7 on the rod body 3, the outer wall of one side of the connecting nut 9, which is far away from the spring clamp 8, is provided with a limiting hole, a screw 12 penetrates through the limiting hole, and a clamping opening 10 of the spring clamp 8 is parallel to the rod body 3.

Before using, earlier with the mutual block of extension piece 14 of two bodies of rod 3, pass screw 4 with screw 5, reuse adjusting nut 6 fixed screw 5, again with the tip screw in of the body of rod 3 in the coupling nut 9 of spring clamp 2 to support coupling nut 9 through screw 12, can be connected spring clamp 2 and angle adjusting rod 1 and prevent that coupling nut 9 from taking place excessive rotation when fireworks burning and causing the angle change coupling nut 9.

During the use, press from both sides fireworks in a spring clamp 8, press from both sides another spring clamp 8 suitable position on the combustor spout, slightly loosen adjusting nut 6 back and rotate the body of rod 3 and make the contained angle of angle adjusting rod 1 change, adjust the contained angle and screw up adjusting nut 6 fixed angle to fireworks and combustor spout plane is perpendicular after, accomplish promptly and prepare before the experiment.

Claims

1. The utility model provides a experimental fireworks fixing device of boiler aerodynamic field which characterized in that: including angle adjusting rod (1) and set up in spring clamp (2) at angle adjusting rod (1) both ends, angle adjusting rod (1) includes the body of rod (3) of two interconnect, the link of the body of rod (3) sets up screw (4), wear to establish screw (5) in screw (4) and be used for connecting two bodies of rod (3), it is fixed that adjusting nut (6) are established to the cover on screw (5), set up screw thread (7) on the other end outer wall of the body of rod (3), spring clamp (2) include spring clamp (8) and fixed set up in connecting nut (9) in the arm lock outside of spring clamp (8) be used for with the cooperation of screw thread (7) on the body of rod (3), the mouth (10) that press from both sides spring clamp (8) are parallel with the body of rod (3).

2. The boiler aerodynamic field test firework fixing device as claimed in claim 1, wherein: and a limiting hole is formed in the outer wall of one side, far away from the spring clamp (8), of the connecting nut (9), and a screw (12) penetrates through the limiting hole.

3. The boiler aerodynamic field test firework fixing device as claimed in claim 2, wherein: the link of the body of rod (3) sets up connecting block (13), and the tip of connecting block (13) sets up extends piece (14), extends piece (14) and is the L type with connecting block (13), extends and sets up the screw on piece (14), and the inboard surface that extends piece (14) sets up anti-skidding tooth (15).

4. The boiler aerodynamic field test firework fixing device as claimed in claim 3, wherein: the thickness of the extension sheet (14) is 1/2 of the thickness of the connecting block (13).