CN220134703U - Automatic exhaust and rain-proof device for safety valve exhaust pipe - Google Patents
Automatic exhaust and rain-proof device for safety valve exhaust pipe Download PDFInfo
- Publication number
- CN220134703U CN220134703U CN202320688418.0U CN202320688418U CN220134703U CN 220134703 U CN220134703 U CN 220134703U CN 202320688418 U CN202320688418 U CN 202320688418U CN 220134703 U CN220134703 U CN 220134703U
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- Prior art keywords
- exhaust pipe
- safety valve
- exhaust
- sleeve
- pipe
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Links
- 238000005452 bending Methods 0.000 claims abstract description 5
- 238000003466 welding Methods 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 3
- 239000007788 liquid Substances 0.000 abstract description 9
- 238000009833 condensation Methods 0.000 abstract description 4
- 230000005494 condensation Effects 0.000 abstract description 4
- 238000010992 reflux Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 3
- 230000009545 invasion Effects 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Exhaust Silencers (AREA)
Abstract
The utility model relates to an automatic exhaust rainproof device for an exhaust pipe of a safety valve, which comprises an exhaust pipe, wherein a sleeve is arranged at the axis position of the outlet of the exhaust pipe, a plurality of support plates are arranged around the sleeve, and the sleeve and a telescopic pipe in the sleeve are supported; the telescopic pipe is used as a supporting connecting cover plate so that the cover plate is stably placed; the rear end of the telescopic pipe is connected with a limiting plate, the limiting plate is positioned in the exhaust pipe, the distance between the cover plate and the exhaust pipe can be effectively adjusted by combining the telescopic pipe and the limiting plate, and safety accidents cannot be caused by limiting of the limiting plate; a drainage pipeline is arranged at the bending part of the exhaust pipe; the first baffle and the second baffle are arranged in the drainage pipeline to cooperate to block liquid generated by condensation reflux and drain the liquid through the drainage pipeline; an automatic exhaust rain-proof drenching device for a safety valve exhaust pipe can effectively prevent rainwater invasion in the steam exhaust operation process of the safety valve, and can also seal a steam exhaust pipe orifice by utilizing the dead weight of a cover plate when the operation is stopped, so that the automatic steam exhaust can be normally carried out, and the rain problem can be effectively prevented.
Description
Technical Field
The utility model relates to the technical field of safety valve steam exhaust, in particular to an automatic exhaust rain-proof device for a safety valve exhaust pipe.
Background
The pipeline discharges high-pressure steam through the safety valve steam discharge pipe, and certain amount of liquid or gas is discharged by utilizing the force of the medium without any external force so as to prevent the internal pressure of the system from exceeding a preset safety pressure value.
The existing safety valve steam exhaust pipe has larger potential safety hazard, the exhaust and rain-proof effect cannot be coordinated, rainwater invades the safety valve steam exhaust pipe to generate corrosion, steam leakage is generated, meanwhile, the safety valve steam exhaust pipe is vertically installed, and discharged hot steam is easily condensed into water to generate backflow.
Disclosure of Invention
In order to overcome the technical defects of the safety valve steam exhaust pipe in the background art, the utility model provides an automatic exhaust and rain-proof device for a safety valve exhaust pipe.
The utility model provides an automatic exhaust rainproof device for a safety valve exhaust pipe, which adopts the following technical scheme:
the automatic exhaust rainproof device for the safety valve exhaust pipe comprises an exhaust pipe connected with a safety valve, wherein a sleeve is arranged at the axis position of the outlet of the exhaust pipe, and a plurality of support plates are arranged around the sleeve; the telescopic pipe is slidably arranged in the sleeve; the front end of the telescopic pipe is connected with a cover plate; the rear end of the telescopic pipe is connected with a limiting plate, and the limiting plate is positioned in the exhaust pipe.
Preferably, there are 2 to 6 support plates, and the support plates are uniformly arranged around the sleeve.
Preferably, one end of the supporting plate is connected to the inner edge 1-mm mm of the outlet of the exhaust pipe; the other end of the supporting plate is welded to the sleeve by spot welding, and a spot welding layer is arranged at the joint of the supporting plate and the sleeve, so that the welding is firmer by spot welding; the size of the supporting plate is matched with the size of the steam exhaust pipe.
Preferably, a drainage pipeline is arranged at the bending part of the exhaust pipe; the front side of the drainage pipeline is provided with a first baffle which inclines towards the drainage pipeline; the upper end of the rear side of the drainage pipeline is provided with a second baffle, the second baffle inclines towards one side far away from the drainage pipeline, and the first baffle and the second baffle cooperate to block liquid generated by condensation reflux and drain the liquid through the drainage pipeline.
Preferably, a spring ring is arranged at one end, close to the sleeve, of the limiting plate, the spring ring is made of heat-resistant rubber materials, and the spring ring provides shock absorption when the limiting plate collides with the sleeve.
Preferably, the cover plate is of a circular plate structure or a conical structure, and the diameter of the cover plate is larger than that of the exhaust pipe; compared with the circular plate structure of the cover plate, the conical structure can better flow down rainwater falling onto the cover plate along the inclined angle, so that steam generation is reduced.
In summary, the utility model has the following beneficial technical effects:
1. after the automatic exhaust rainproof device for the safety valve exhaust pipe is installed, rainwater can be effectively prevented from invading in the steam exhaust operation process of the safety valve, and the dead weight of the cover plate can be utilized to seal the steam exhaust pipe orifice of the safety valve when the operation is stopped, so that the problem of rainwater can be effectively prevented as well as normal automatic steam exhaust.
2. The telescopic pipe is used as a support connecting cover plate so that the cover plate is stably placed; the distance between the cover plate and the exhaust pipe can be effectively adjusted by combining the telescopic pipe with the limiting plate, and safety accidents can not be caused by limiting of the limiting plate.
3. The first baffle and the second baffle cooperate to block the liquid generated by condensation reflux and discharge the liquid through the drainage pipeline, so that condensate is prevented from gathering and rusting the exhaust pipe.
Drawings
Fig. 1 is a schematic structural view of an automatic exhaust shower prevention device for an exhaust pipe of a safety valve according to an embodiment of the present utility model;
FIG. 2 is a cross-sectional view of the front side of a bend of an automatic exhaust deluge device for a safety valve exhaust pipe according to an embodiment of the present utility model;
FIG. 3 is a cross-sectional view of the rear side of a bend of an automatic exhaust deluge device for a safety valve exhaust pipe according to an embodiment of the present utility model;
FIG. 4 is a schematic view of a spot weld layer according to an embodiment of the present utility model;
fig. 5 is a schematic structural view of a cover plate according to an embodiment of the present utility model.
Reference numerals illustrate: 1. an exhaust pipe; 2. a sleeve; 3. a support plate; 4. a telescopic tube; 5. a cover plate; 6. a limiting plate; 7. a spot welding layer; 8. a spring ring; 9. a drainage pipe; 10. a first baffle; 11. a second baffle; 12. a safety valve.
Detailed Description
The utility model is described in further detail below with reference to fig. 1-5.
The embodiment of the utility model discloses an automatic exhaust rain-proof device for an exhaust pipe of a safety valve.
Referring to fig. 1 and 2, an automatic exhaust rainproof device for a safety valve exhaust pipe comprises an exhaust pipe 1 connected with each other, wherein a sleeve 2 is arranged at the axis position at the outlet of the exhaust pipe 1, and a plurality of support plates 3 are arranged around the sleeve 2; a telescopic pipe 4 is slidably arranged in the sleeve 2; the front end of the telescopic pipe 4 is connected with a cover plate 5; the rear end of the telescopic pipe 4 is connected with a limiting plate 6, and the limiting plate 6 is positioned inside the exhaust pipe 1.
Referring to fig. 2 and 4, there are 2 to 6 support plates 3, and the support plates 3 are uniformly arranged around the sleeve 2.
Referring to fig. 2 and 4, one end of the supporting plate 3 is connected to the inner edge 1 mm-20 mm at the outlet of the exhaust pipe 1; the other end of the supporting plate 3 is welded to the sleeve 2 by spot welding, and a spot welding layer 7 is arranged at the joint of the supporting plate 3 and the sleeve 2.
Referring to fig. 3, a drainage pipe 9 is arranged at the bending part of the exhaust pipe 1; the front side of the drainage pipeline 9 is provided with a first baffle plate 10, and the first baffle plate 10 inclines towards the drainage pipeline 9; the upper end of the rear side of the drainage pipeline 9 is provided with a second baffle plate 11, and the second baffle plate 11 inclines towards the side far away from the drainage pipeline 9.
Referring to fig. 2, a spring ring 8 is arranged on one end of the limiting plate 6, which is close to the sleeve 2, and the spring ring 8 is made of heat-resistant rubber material.
Referring to fig. 5, the cover plate 5 has a circular plate structure or a conical structure, and the diameter of the cover plate 5 is larger than that of the exhaust pipe 1.
The embodiment of the utility model discloses an automatic exhaust rain-proof device for a safety valve exhaust pipe, which is implemented by the following principle: the telescopic pipe 4 is slidably arranged in the sleeve 2, the front end of the telescopic pipe 4 is connected with the cover plate 5, and in the steam exhaust operation process, the telescopic pipe 4 and the cover plate 5 are pushed to move forward by the gas exhausted from the exhaust pipe, and the circular plate or the conical inclined structure of the cover plate 5 can effectively prevent rainwater from entering; when the operation is stopped, the self weight of the cover plate 5 is utilized to seal the steam exhaust pipe orifice, so that the steam can be normally and automatically exhausted, and the problem of rain can be effectively prevented; the support plate 3 uniformly arranged around the sleeve 2 supports the sleeve 2 and the telescopic pipe 4 in the sleeve 2, the limiting plate 6 connected to the rear end of the telescopic pipe 4 limits the exhaust pipe so that safety accidents can not occur, and the baffle I10 and the baffle II 11 positioned on the front side and the rear side of the bending part of the exhaust pipe 1 cooperate to block liquid generated by condensation reflux and discharge the liquid through the drainage pipeline 9, so that condensate is prevented from gathering and rusting the exhaust pipe.
The above embodiments are not intended to limit the scope of the present utility model, so: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.
Claims (6)
1. An automatic exhaust rainproof device for a safety valve exhaust pipe comprises an exhaust pipe (1) connected with a safety valve (12), and is characterized in that: a sleeve (2) is arranged at the axis position at the outlet of the exhaust pipe (1), and a plurality of support plates (3) are arranged around the sleeve (2); a telescopic pipe (4) is slidably arranged in the sleeve (2); the front end of the telescopic pipe (4) is connected with a cover plate (5); the rear end of the telescopic pipe (4) is connected with a limiting plate (6), and the limiting plate (6) is positioned in the exhaust pipe (1).
2. An automatic exhaust rainproof device for a safety valve exhaust pipe according to claim 1, characterized in that: the number of the supporting plates (3) is 2-6, and the supporting plates (3) are uniformly arranged around the sleeve (2).
3. An automatic exhaust rainproof device for a safety valve exhaust pipe according to claim 1, characterized in that: one end of the supporting plate (3) is connected to the inner edge 1-mm-20 mm at the outlet of the exhaust pipe (1); the other end of the supporting plate (3) is welded to the sleeve (2) by spot welding, and a spot welding layer (7) is arranged at the joint of the supporting plate (3) and the sleeve (2).
4. An automatic exhaust rainproof device for a safety valve exhaust pipe according to claim 1, characterized in that: a drainage pipeline (9) is arranged at the bending part of the exhaust pipe (1); the front side of the drainage pipeline (9) is provided with a first baffle (10), and the first baffle (10) inclines towards the drainage pipeline (9); the upper end of the rear side of the drainage pipeline (9) is provided with a second baffle plate (11), and the second baffle plate (11) inclines towards one side far away from the drainage pipeline (9).
5. An automatic exhaust rainproof device for a safety valve exhaust pipe according to claim 1, characterized in that: a spring ring (8) is arranged at one end, close to the sleeve (2), of the limiting plate (6), and the spring ring (8) is made of heat-resistant rubber materials.
6. An automatic exhaust rainproof device for a safety valve exhaust pipe according to claim 1, characterized in that: the cover plate (5) is of a circular plate structure or a conical structure, and the diameter of the cover plate (5) is larger than that of the exhaust pipe (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320688418.0U CN220134703U (en) | 2023-03-31 | 2023-03-31 | Automatic exhaust and rain-proof device for safety valve exhaust pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320688418.0U CN220134703U (en) | 2023-03-31 | 2023-03-31 | Automatic exhaust and rain-proof device for safety valve exhaust pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220134703U true CN220134703U (en) | 2023-12-05 |
Family
ID=88955152
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320688418.0U Active CN220134703U (en) | 2023-03-31 | 2023-03-31 | Automatic exhaust and rain-proof device for safety valve exhaust pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220134703U (en) |
-
2023
- 2023-03-31 CN CN202320688418.0U patent/CN220134703U/en active Active
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