CN216346220U - Anti-freezing and windproof device for sampling tube of steam drum water level transmitter of unit boiler - Google Patents
Anti-freezing and windproof device for sampling tube of steam drum water level transmitter of unit boiler Download PDFInfo
- Publication number
- CN216346220U CN216346220U CN202122936298.5U CN202122936298U CN216346220U CN 216346220 U CN216346220 U CN 216346220U CN 202122936298 U CN202122936298 U CN 202122936298U CN 216346220 U CN216346220 U CN 216346220U
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- Prior art keywords
- heat
- connecting ring
- plate frame
- edge
- connecting plate
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- 238000005070 sampling Methods 0.000 title claims abstract description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 15
- 238000007710 freezing Methods 0.000 title claims abstract description 11
- 229920000742 Cotton Polymers 0.000 claims abstract description 26
- 238000009413 insulation Methods 0.000 claims abstract description 25
- 238000004321 preservation Methods 0.000 claims description 18
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 4
- 229910052782 aluminium Inorganic materials 0.000 claims description 4
- 238000009434 installation Methods 0.000 description 4
- 238000007664 blowing Methods 0.000 description 2
- 238000010792 warming Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000010977 unit operation Methods 0.000 description 1
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Abstract
The utility model discloses an anti-freezing and windproof device for a sampling tube of a water level transmitter of a steam drum of a unit boiler, which mainly relates to the technical field of auxiliary devices for operation of units of a thermal power plant. The body of the utility model wraps the heat insulation cotton and the periphery of the steam tracing pipeline to block the 'scissor wind' to directly blow the heat insulation cotton, thereby effectively avoiding the phenomenon that the heat insulation cotton is blown by wind and scattered, and having simple structure and strong practicability.
Description
Technical Field
The utility model relates to a thermal power plant unit operation auxiliary device, in particular to an anti-freezing and windproof device for a unit boiler drum water level transmitter sampling tube.
Background
The sampling tube of the steam drum water level transmitter of the unit boiler of the thermal power plant is arranged at a position which is fifty meters away from the ground and is positioned at the position of an air port of the boiler in winter, in order to realize functions, the trend of the sampling tube passes through the floor of the steam drum chamber and enters the small chamber of the transmitter, according to the conventional prevention and control plan, the sampling tube provides a heat source by steam tracing, and the insulation cotton is protected, but the insulation cotton is easy to loosen, the windward side of the position where the pipeline of the sampling tube passes through the floor of the small chamber is easily affected by 'shear wind' to cause the phenomenon of blowing and scattering of the cotton, especially in cold weather in winter, once the insulation cotton is scattered, the water level transmitter at the windward side can be rapidly frozen and frozen, the boiler is tripped, and the unit is abnormally shut down, so that an anti-freezing and anti-wind device for the unit boiler steam drum water level transmitter is designed.
SUMMERY OF THE UTILITY MODEL
The utility model provides an anti-freezing and windproof device for a sampling tube of a boiler drum water level transmitter of a unit, which has a simple structure and solves the problem of lack of an effective protection device in the prior art.
The technical scheme adopted by the utility model for solving the technical problems is as follows: including heat preservation cotton and steam heat tracing pipe way, the cotton parcel of heat preservation is in steam heat tracing pipe way periphery, still includes body, the cold-proof subassembly in upper end and the cold-proof subassembly of lower extreme, and the body is the tubular structure, and the body parcel is in heat preservation cotton and steam heat tracing pipe way periphery, and the body passes the cell floor, and just the upper and lower end all sets up the surplus, and the cold-proof subassembly in upper end can be dismantled and be connected with to the body upper end, and the cold-proof subassembly in lower extreme can be dismantled and be connected with to the body lower extreme.
In order to facilitate the installation of the upper-end heat-preservation component at the upper end of the body, the upper-end heat-preservation component comprises a connecting ring I and an upper-layer connecting plate frame, the longitudinal section of the connecting ring I is H-shaped, the lower end of the connecting ring is clamped at the edge of the upper end of the body, and the upper end of the connecting ring I is clamped at the edge of the lower end of the upper-layer connecting plate frame.
In order to facilitate the installation of the lower-end heat-preservation component at the lower end of the body, the lower-end heat-preservation component comprises a second connecting ring and a lower-layer connecting plate frame, the longitudinal section of the second connecting ring is H-shaped, the upper end of the second connecting ring is clamped at the edge of the lower end of the body, and the lower end of the second connecting ring is clamped at the edge of the upper end of the lower-layer connecting plate frame.
In order to quickly complete the connection between the body and the upper-end warming component, annular first bulges are arranged on the first connecting ring on the inner walls of the two sides of the upper end and on the inner walls of the two sides of the lower end, annular first grooves are arranged on the outer wall and the inner wall of the lower end edge of the upper connecting plate frame, annular first grooves are arranged on the outer wall and the inner wall of the upper end edge of the body, and the first grooves and the first bulges are matched in work.
In order to quickly complete the connection between the body and the lower-end warming component, annular protrusions II are arranged on the two inner walls of the upper end and the two inner walls of the lower end of the connecting ring II, annular grooves II are arranged on the outer wall and the inner wall of the edge of the upper end of the lower-layer connecting plate frame, annular grooves II are arranged on the outer wall and the inner wall of the edge of the lower end of the body, and the grooves II are matched with the protrusions II in work.
In order to preserve heat, the upper layer connecting plate frame and the lower layer connecting plate frame both adopt heat-preserving aluminum plates.
The utility model adopts the structure and has the following advantages:
1. the heat insulation cotton is wrapped on the periphery of the heat insulation cotton and the steam tracing pipeline to block 'scissor wind' to directly blow the heat insulation cotton, so that the phenomenon that the heat insulation cotton is blown by wind and scattered is effectively avoided, the structure is simple, and the practicability is high;
2. due to the protection of the body on the heat insulation cotton, the water level transmitter is prevented from being frozen, the condition that the unit is abnormally shut down due to the tripping of the boiler is avoided, and economic loss is avoided;
3. the connecting ring is arranged, the connecting ring is clamped and connected to achieve quick detachable connection of the body, the upper-end warm-keeping component and the lower-end warm-keeping component, the connecting ring is easy to install and convenient to detach, and the whole structure is low in manufacturing cost and easy to achieve.
Drawings
FIG. 1 is a schematic elevation half-section view of the present invention;
fig. 2 is a partially enlarged schematic view of a portion a of fig. 1.
In the figure, 1, a lower layer connecting plate frame; 2. a body; 3. a floor of the cubicle; 4. a connecting ring I; 5. the upper layer is connected with the plate frame; 6. a first bulge; 7. heat preservation cotton; 8. a steam heat tracing pipeline; 9. and a second connecting ring.
Detailed Description
In order to clearly explain the technical features of the present invention, the following detailed description of the present invention is provided with reference to the accompanying drawings.
As shown in fig. 1 and 2, the steam heat tracing pipeline comprises heat insulation cotton 7 and a steam heat tracing pipeline 8, wherein the heat insulation cotton 7 is wrapped on the periphery of the steam heat tracing pipeline 8, the steam heat tracing pipeline further comprises a body 2, an upper end heat insulation component and a lower end heat insulation component, the body 2 is of a cylindrical structure, the body 2 is wrapped on the periphery of the heat insulation cotton 7 and the steam heat tracing pipeline 8, the body 2 penetrates through a chamber floor 3, the upper end and the lower end of the body are provided with margins, the upper end of the body 2 is detachably connected with the upper end heat insulation component, and the lower end of the body 2 is detachably connected with the lower end heat insulation component;
in order to facilitate the installation of an upper-end heat-preservation component at the upper end of the body 2, the upper-end heat-preservation component comprises a connecting ring I4 and an upper-end connecting plate frame 5, the longitudinal section of the connecting ring I4 is H-shaped, the lower end of the connecting ring I4 is clamped at the upper end edge of the body 2, the upper end of the connecting ring I4 is clamped at the lower end edge of the upper-end connecting plate frame 5, in order to quickly finish the connection of the body 2 and the upper-end heat-preservation component, annular protrusions I6 are uniformly arranged on the inner walls at the two sides of the upper end and the inner walls at the two sides of the lower end of the connecting ring I4, annular grooves I are machined on the outer wall and the inner wall of the lower end edge of the upper-end connecting plate frame 5, annular grooves I are machined on the outer wall and the inner wall of the upper end edge of the body 2, and the grooves I and the protrusions I6 are in working fit;
in order to facilitate the installation of a lower-end heat-preservation component at the lower end of the body 2, the lower-end heat-preservation component comprises a second connecting ring 9 and a lower-layer connecting plate frame 1, the longitudinal section of the second connecting ring 9 is H-shaped, the upper end of the second connecting ring 9 is clamped at the edge of the lower end of the body 2, the lower end of the second connecting ring 9 is clamped at the edge of the upper end of the lower connecting plate frame 1, in order to quickly finish the connection of the body 2 and the lower-end heat-preservation component, annular second protrusions are uniformly arranged on the inner walls of two sides of the upper end of the second connecting ring 9 and the inner walls of two sides of the lower end of the lower connecting plate frame 1, annular second grooves are machined on the outer wall and the inner wall of the edge of the lower end of the body 2, and the second grooves are matched with the second protrusions in work;
in order to preserve heat, the upper layer connecting plate frame 5 and the lower layer connecting plate frame 1 both adopt heat-preserving aluminum plates.
During the use, earlier clamp go-between 4 in body 2 upper end, clamp go-between two 9 at body 2 lower extreme, pass cell floor 3 with body 2, then block into go-between 4 and go-between two 9 with upper strata connecting plate frame 5 and lower floor connecting plate frame 1 respectively, accomplish whole connection, when meetting severe cold weather, "scissors wind" blows to the windward side, body 2 parcel is at the cotton 7 periphery of heat preservation, blocks "scissors wind" and directly blows, and cotton scattered phenomenon can not appear blowing in heat preservation cotton 7.
Wherein the above aluminum plate is prior art.
The above-described embodiments should not be construed as limiting the scope of the utility model, and any alternative modifications or alterations to the embodiments of the present invention will be apparent to those skilled in the art.
The present invention is not described in detail, but is known to those skilled in the art.
Claims (6)
1. The utility model provides a unit boiler drum water level changer sampling tube is frostproofing, safety device against wind, includes heat preservation cotton and steam heat tracing pipeline, the cotton parcel of heat preservation is in steam heat tracing pipeline periphery, its characterized in that: the heat-insulation cotton and steam tracing pipeline heat-insulation structure comprises a body, an upper end heat-insulation component and a lower end heat-insulation component, wherein the body is of a cylindrical structure, the heat-insulation cotton and steam tracing pipeline are wrapped on the periphery of the body, the body penetrates through a small chamber floor, the upper end and the lower end of the body are provided with margins, the upper end of the body is detachably connected with the upper end heat-insulation component, and the lower end of the body is detachably connected with the lower end heat-insulation component.
2. The unit boiler drum water level transmitter sampling tube anti-freezing and windproof device according to claim 1, characterized in that: the upper-end warm-keeping assembly comprises a connecting ring I and an upper-layer connecting plate frame, the longitudinal section of the connecting ring I is H-shaped, the lower end of the connecting ring is clamped on the edge of the upper end of the body, and the upper end of the connecting ring I is clamped on the edge of the lower end of the upper-layer connecting plate frame.
3. The anti-freezing and windproof device for the sampling tube of the water level transmitter of the steam drum of the unit boiler as claimed in claim 2, characterized in that: the lower-end warm-keeping assembly comprises a second connecting ring and a lower-layer connecting plate frame, the longitudinal section of the second connecting ring is H-shaped, the upper end of the second connecting ring is clamped on the edge of the lower end of the body, and the lower end of the second connecting ring is clamped on the edge of the upper end of the lower-layer connecting plate frame.
4. The unit boiler drum water level transmitter sampling tube anti-freezing and windproof device according to claim 3, characterized in that: the connecting ring I is provided with annular bulges I on the inner walls of the two sides at the upper end and the inner walls of the two sides at the lower end, annular grooves I are formed in the outer wall of the edge of the lower end of the upper connecting plate frame and the inner walls, annular grooves I are formed in the outer wall of the edge of the upper end of the body and the inner walls, and the grooves I are matched with the bulges I in a working mode.
5. The unit boiler drum water level transmitter sampling tube anti-freezing and windproof device according to claim 3, characterized in that: annular protrusions II are arranged on the inner walls of the two sides of the upper end and the inner walls of the two sides of the lower end of the connecting ring II, annular grooves II are arranged on the outer wall and the inner wall of the edge of the upper end of the lower layer connecting plate frame, annular grooves II are arranged on the outer wall and the inner wall of the edge of the lower end of the body, and the grooves II are matched with the protrusions II in a working mode.
6. The anti-freezing and windproof device for the sampling tube of the water level transmitter of the steam drum of the unit boiler as claimed in claim 4, characterized in that: and the upper layer connecting plate frame and the lower layer connecting plate frame are both made of heat-insulating aluminum plates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122936298.5U CN216346220U (en) | 2021-11-26 | 2021-11-26 | Anti-freezing and windproof device for sampling tube of steam drum water level transmitter of unit boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122936298.5U CN216346220U (en) | 2021-11-26 | 2021-11-26 | Anti-freezing and windproof device for sampling tube of steam drum water level transmitter of unit boiler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216346220U true CN216346220U (en) | 2022-04-19 |
Family
ID=81153361
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122936298.5U Expired - Fee Related CN216346220U (en) | 2021-11-26 | 2021-11-26 | Anti-freezing and windproof device for sampling tube of steam drum water level transmitter of unit boiler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216346220U (en) |
-
2021
- 2021-11-26 CN CN202122936298.5U patent/CN216346220U/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: 20220419 |
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| CF01 | Termination of patent right due to non-payment of annual fee |