CN216096681U - Dense pipe row of thermal power plant's boiler heating surface digs a mouthful instrument - Google Patents
Dense pipe row of thermal power plant's boiler heating surface digs a mouthful instrument Download PDFInfo
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- CN216096681U CN216096681U CN202122058763.XU CN202122058763U CN216096681U CN 216096681 U CN216096681 U CN 216096681U CN 202122058763 U CN202122058763 U CN 202122058763U CN 216096681 U CN216096681 U CN 216096681U
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- cavity
- rod
- thermal power
- heating surface
- power plant
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Abstract
The utility model belongs to the technical field of boilers in thermal power plants, in particular to a tool for digging an opening of a dense tube on a heating surface of a boiler in a thermal power plant, and aims to solve the problem of the existing replacement. According to the utility model, the slices are fixedly connected with the conversion seat through the fixed rod and the limiting rod, so that the replacement difficulty is greatly reduced, and the cutting efficiency is reduced due to the abrasion of the slices.
Description
Technical Field
The utility model relates to the technical field of boilers of thermal power plants, in particular to a dense pipe discharging and digging tool for a heating surface of a boiler of a thermal power plant.
Background
In the construction of a thermal power plant, boiler pipelines are mainly concentrated on a heating surface, the heating surface of a boiler generally consists of radiation type, semi-radiation type and convection type heating surfaces, and can be divided into attached structures such as a water wall, a superheater, a reheater, an economizer, a suspension and the like according to different functions, a tube bank of the heating surface of the boiler of the thermal power plant runs for a long time under the working conditions of high temperature and high pressure, high-temperature and high-pressure superheated steam flows through the tube, high-temperature flue gas flowing at high speed flows outside the tube, the tube bank is extremely easy to wear, particularly for a boiler burning fossil fuel, ash particles in the fuel are in a molten or semi-molten state due to the existence of ash, and after the high-temperature flue gas is contacted with the heating surface of the boiler with lower temperature, the molten or semi-molten state ash particles with quite viscosity are carried by flue gas flow and collide with the heating surface to form slag or contamination adhered to the surface of the heating surface, severe contamination is formed and corrosion of the pipe occurs.
The patent with the application number of CN201821519572.0 discloses a heat-engine plant boiler heating surface dense tube discharging and digging tool, which comprises a conversion seat, a slice and a nut, wherein the nut fixedly arranges the slice on the conversion seat; the conversion seat comprises a seat body, an anti-skid flange, a bolt, a thread, a clamping part, a concave part and a connecting rod, wherein the anti-skid flange is welded on the upper plane of the seat body; the bolt is connected with the anti-slip flange, and the outer surface of the bolt is provided with the thread; the clamping part is welded on the lower plane of the seat body and is provided with the concave part; the connecting rod is connected with the clamping part; the slice comprises a slice main body and a round hole, and the round hole is arranged in the center of the slice main body. The utility model can be used for digging the opening of the dense tube bank on the heating surface of the boiler of the thermal power plant, and has the advantages of simple manufacture, low cost and convenient use.
However, after the cutting tool is used for a long time, the cutting tool cannot be used continuously due to abrasion of the cutting sheet, and the cutting efficiency is greatly reduced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the defects in the prior art and provides a dense pipe discharging and digging tool for a heating surface of a boiler of a thermal power plant.
In order to achieve the purpose, the utility model adopts the following technical scheme:
the utility model provides a dense pipe row of thermal power plant's boiler heating surface digs a mouthful instrument, includes the conversion seat, the cavity has been seted up to one side of conversion seat, has seted up the fixed orifices on the inner wall of one side of cavity, and slidable mounting has the dead lever in the fixed orifices, and the one end of dead lever extends to in the cavity, and the other end of dead lever extends to outside the cavity, and the dead lever extends to the one end fixed mounting outside the cavity and has the section, and the top and the bottom that the dead lever extended to in the cavity have all seted up the spacing groove, and slidable mounting has the gag lever post in the spacing groove, and the one end of gag lever post extends to the spacing inslot, and the other end of gag lever post extends to outside the spacing groove.
Preferably, the cavity rotates on being close to one side inner wall of fixed orifices and installs first pivot, and fixed mounting has the dwang in the first pivot, and the gag lever post extends to the one end outside the spacing groove and the bottom fixed connection of dwang.
Preferably, the top of dwang fixed mounting has the one end of first spring, fixed connection on the other end of first spring and the top inner wall of cavity.
Preferably, a through hole is formed in one side of the top of the rotating rod, a vertical rod is slidably mounted in the through hole, and two ends of the vertical rod extend out of the through hole.
Preferably, one side of the vertical rod is fixedly provided with one end of a second spring, and the other end of the second spring is fixedly arranged on the inner wall of one side of the cavity.
Preferably, the cavity is kept away from and has been seted up the sliding hole on one side inner wall of fixed orifices, and slidable mounting has the slide bar in the sliding hole, and the one end of slide bar extends to in the cavity, and outside the other end of slide bar extended to the cavity, the one end that the slide bar extended to in the cavity rotated and installs the second pivot, the one end fixed connection of second pivot and dwang.
Compared with the prior art, the utility model has the beneficial effects that:
according to the dense pipe arranging and digging tool for the heating surface of the boiler of the thermal power plant, when replacement is needed, the sliding rod slides upwards at first, the sliding rod drives the second rotating shaft to rotate, the second rotating shaft drives the rotating rod to rotate, the rotating rod drives the through hole to rotate, the through hole is separated from the vertical rod, then the second spring drives the vertical rod, and the vertical rod clamps the rotating rod, so that the purpose of replacement is achieved.
According to the utility model, the slices are fixedly connected with the conversion seat through the fixed rod and the limiting rod, so that the replacement difficulty is greatly reduced, and the cutting efficiency is reduced due to the abrasion of the slices.
Drawings
FIG. 1 is a schematic front structural view of a dense tube digging tool for a heating surface of a boiler of a thermal power plant according to the present invention;
FIG. 2 is a schematic structural diagram of a portion A of a dense tube discharge opening tool for a heating surface of a boiler of a thermal power plant according to the present invention;
FIG. 3 is a schematic structural diagram of a portion B of a dense tube digging tool for a heating surface of a boiler of a thermal power plant according to the present invention.
In the figure: the device comprises a conversion seat 1, a cavity 2, a fixing hole 3, a fixing rod 4, a slicing rod 5, a limiting groove 6, a limiting rod 7, a first rotating shaft 8, a rotating rod 9, a first spring 10, a through hole 11, a vertical rod 12, a second spring 13, a sliding hole 14, a sliding rod 15 and a second rotating shaft 16.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Example one
Referring to fig. 1-3, a heat-engine plant boiler heating surface dense pipe row digging tool comprises a conversion seat 1, a cavity 2 is formed in one side of the conversion seat 1, a fixing hole 3 is formed in the inner wall of one side of the cavity 2, a fixing rod 4 is slidably mounted in the fixing hole 3, one end of the fixing rod 4 extends into the cavity 2, the other end of the fixing rod 4 extends out of the cavity 2, a section 5 is fixedly mounted at one end of the fixing rod 4 extending out of the cavity 2, a limiting groove 6 is formed in the top and the bottom of the fixing rod 4 extending into the cavity 2, a limiting rod 7 is slidably mounted in the limiting groove 6, one end of the limiting rod 7 extends into the limiting groove 6, the other end of the limiting rod 7 extends out of the limiting groove 6, and the limiting rod 7 is used for fixing.
According to the utility model, a first rotating shaft 8 is rotatably arranged on the inner wall of one side of the cavity 2 close to the fixing hole 3, a rotating rod 9 is fixedly arranged on the first rotating shaft 8, one end of the limiting rod 7 extending out of the limiting groove 6 is fixedly connected with the bottom of the rotating rod 9, and the rotating rod 9 is used for rotating.
In the utility model, one end of a first spring 10 is fixedly arranged at the top of the rotating rod 9, and the other end of the first spring 10 is fixedly connected with the inner wall of the top of the cavity 2.
In the utility model, one side of the top of the rotating rod 9 is provided with a through hole 11, a vertical rod 12 is arranged in the through hole 11 in a sliding way, and two ends of the vertical rod 12 extend out of the through hole 11.
In the utility model, one end of a second spring 13 is fixedly arranged on one side of the vertical rod 12, the other end of the second spring 13 is fixedly arranged on the inner wall of one side of the cavity 2, and the second spring 13 is used for resetting.
In the utility model, a sliding hole 14 is formed in the inner wall of one side of the cavity 2, which is far away from the fixing hole 3, a sliding rod 15 is slidably mounted in the sliding hole 14, one end of the sliding rod 15 extends into the cavity 2, the other end of the sliding rod 15 extends out of the cavity 2, a second rotating shaft 16 is rotatably mounted at one end of the sliding rod 15, which extends into the cavity 2, the second rotating shaft 16 is fixedly connected with one end of the rotating rod 9, and the sliding rod 15 is used for sliding.
Example two
The utility model provides a thermal power plant's boiler receives dense pipe row of hot side and digs a mouthful instrument, including conversion seat 1, one side chisel of conversion seat 1 has cavity 2, chisel fixed orifices 3 on one side inner wall of cavity 2, slidable mounting has dead lever 4 in the fixed orifices 3, the one end of dead lever 4 extends to in the cavity 2, the other end of dead lever 4 extends to outside the cavity 2, dead lever 4 extends to the outer one end fixed weld of cavity 2 has section 5, top and the bottom that the dead lever 4 extended to in the cavity 2 all chisel there is spacing groove 6, slidable mounting has gag lever post 7 in the spacing groove 6, the one end of gag lever post 7 extends to in the spacing groove 6, the other end of gag lever post 7 extends to outside the spacing groove 6.
In the utility model, a first rotating shaft 8 is rotatably arranged on the inner wall of one side of the cavity 2 close to the fixing hole 3, a rotating rod 9 is fixedly welded on the first rotating shaft 8, and one end of the limiting rod 7 extending out of the limiting groove 6 is fixedly connected with the bottom of the rotating rod 9.
In the utility model, one end of a first spring 10 is fixedly welded on the top of the rotating rod 9, and the other end of the first spring 10 is fixedly connected with the inner wall of the top of the cavity 2.
In the utility model, a through hole 11 is chiseled at one side of the top of the rotating rod 9, a vertical rod 12 is arranged in the through hole 11 in a sliding way, and two ends of the vertical rod 12 extend out of the through hole 11.
In the utility model, one end of a second spring 13 is fixedly welded on one side of the vertical rod 12, and the other end of the second spring 13 is fixedly welded on the inner wall of one side of the cavity 2.
In the utility model, a sliding hole 14 is chiseled on the inner wall of one side of the cavity 2 far away from the fixing hole 3, a sliding rod 15 is arranged in the sliding hole 14 in a sliding mode, one end of the sliding rod 15 extends into the cavity 2, the other end of the sliding rod 15 extends out of the cavity 2, one end of the sliding rod 15 extending into the cavity 2 is rotatably provided with a second rotating shaft 16, and the second rotating shaft 16 is fixedly connected with one end of the rotating rod 9.
According to the dense tube arranging and digging tool for the heating surface of the boiler of the thermal power plant, when the dense tube arranging and digging tool needs to be replaced, the sliding rod 15 slides upwards, the sliding rod 15 drives the second rotating shaft 16 to rotate, the second rotating shaft 16 drives the rotating rod 9 to rotate, the rotating rod 9 drives the through hole 11 to rotate, the through hole 11 is separated from the vertical rod 12, then the second spring 13 drives the vertical rod 12, and the vertical rod 12 clamps the rotating rod 9, so that the purpose of replacement is achieved.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (6)
1. A dense tube opening-discharging tool for a heating surface of a boiler of a thermal power plant comprises a conversion seat (1), its characterized in that, cavity (2) have been seted up to one side of conversion seat (1), fixed orifices (3) have been seted up on the one side inner wall of cavity (2), slidable mounting has dead lever (4) in fixed orifices (3), the one end of dead lever (4) extends to in cavity (2), the other end of dead lever (4) extends to outside cavity (2), dead lever (4) extend to the outer one end fixed mounting of cavity (2) have section (5), spacing groove (6) have all been seted up to top and bottom that dead lever (4) extended to in cavity (2), slidable mounting has gag lever post (7) in spacing groove (6), the one end of gag lever post (7) extends to in spacing groove (6), the other end of gag lever post (7) extends to outside spacing groove (6).
2. The dense tube opening discharging tool for the heating surface of the boiler of the thermal power plant as claimed in claim 1, wherein a first rotating shaft (8) is rotatably mounted on the inner wall of one side of the cavity (2) close to the fixing hole (3), a rotating rod (9) is fixedly mounted on the first rotating shaft (8), and one end of the limiting rod (7) extending out of the limiting groove (6) is fixedly connected with the bottom of the rotating rod (9).
3. The dense tube discharging and digging tool for the heating surface of the boiler of the thermal power plant as claimed in claim 2, wherein one end of the first spring (10) is fixedly installed at the top of the rotating rod (9), and the other end of the first spring (10) is fixedly connected with the inner wall of the top of the cavity (2).
4. The dense pipe opening arranging and digging tool for the heating surface of the boiler of the thermal power plant as claimed in claim 2, wherein a through hole (11) is formed in one side of the top of the rotating rod (9), a vertical rod (12) is slidably mounted in the through hole (11), and both ends of the vertical rod (12) extend out of the through hole (11).
5. The tool for digging the dense pipe on the heating surface of the boiler of the thermal power plant according to claim 4, wherein one side of the vertical rod (12) is fixedly provided with one end of a second spring (13), and the other end of the second spring (13) is fixedly arranged on the inner wall of one side of the cavity (2).
6. The dense tube opening discharging tool for the heating surface of the boiler of the thermal power plant as claimed in claim 1, wherein a sliding hole (14) is formed in an inner wall of one side of the cavity (2) far away from the fixing hole (3), a sliding rod (15) is slidably mounted in the sliding hole (14), one end of the sliding rod (15) extends into the cavity (2), the other end of the sliding rod (15) extends out of the cavity (2), a second rotating shaft (16) is rotatably mounted at one end of the sliding rod (15) extending into the cavity (2), and the second rotating shaft (16) is fixedly connected with one end of the rotating rod (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122058763.XU CN216096681U (en) | 2021-08-30 | 2021-08-30 | Dense pipe row of thermal power plant's boiler heating surface digs a mouthful instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122058763.XU CN216096681U (en) | 2021-08-30 | 2021-08-30 | Dense pipe row of thermal power plant's boiler heating surface digs a mouthful instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216096681U true CN216096681U (en) | 2022-03-22 |
Family
ID=80729498
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122058763.XU Expired - Fee Related CN216096681U (en) | 2021-08-30 | 2021-08-30 | Dense pipe row of thermal power plant's boiler heating surface digs a mouthful instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216096681U (en) |
-
2021
- 2021-08-30 CN CN202122058763.XU patent/CN216096681U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220322 |
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| CF01 | Termination of patent right due to non-payment of annual fee |