CN211738193U - Valve blowdown early warning indication structure - Google Patents
Valve blowdown early warning indication structure Download PDFInfo
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- CN211738193U CN211738193U CN201921963970.6U CN201921963970U CN211738193U CN 211738193 U CN211738193 U CN 211738193U CN 201921963970 U CN201921963970 U CN 201921963970U CN 211738193 U CN211738193 U CN 211738193U
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- valve
- lower valve
- collecting plate
- sewage discharge
- top surface
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Abstract
The utility model discloses a valve pollution discharge early warning indication structure, wherein a pollution discharge hole which is communicated with a lower valve cover is processed on the lower valve cover, and a pollution discharge valve is arranged on the pollution discharge hole; the lower valve rod is sleeved with a check ring, the lower valve rod is also sleeved with a supporting spring, a flow guide collecting plate is fixedly sleeved on the check ring, the top surface of the flow guide collecting plate is an inclined slope surface, a sewage discharge pipe with two open ends is arranged at the lower part of the slope surface of the top surface of the flow guide collecting plate, and the bottom end of the sewage discharge pipe is inserted into the sewage discharge hole and can move in the sewage discharge hole; the domatic eminence of water conservancy diversion collection board top surface install the one end of instruction pole, the other end of instruction pole passes the instruction hole of setting on lower valve gap and stretches out to lower valve gap bottom, one of the end that the instruction pole stretches out lower valve gap bottom is installed sensing alarm unit. The utility model discloses have audio-visual clear blowdown early warning indication structure, can in time remind operating personnel to carry out the blowdown operation to the valve effectively, guarantee the reliable operation of defeated oil pipe line.
Description
Technical Field
The utility model belongs to the valve field relates to the valve blowdown, concretely relates to valve blowdown early warning indication structure.
Background
Long-distance pipelines in the petrochemical industry convey oil products with different qualities, certain impurities can be accumulated in the pipelines, and the cleaning and pollution discharge operation of the whole pipelines needs to be completed regularly through a pipe cleaning system consisting of a pipe cleaner, a pipe cleaning ball valve and the like.
The double-shut-off plug valve in the oil pipeline of the finished oil and the crude oil is used for a period of time, impurities in an oil medium can be deposited and accumulated on a lower valve cover of the valve, and after the impurities are accumulated to a certain degree, the normal closing of the valve can be influenced.
Disclosure of Invention
Not enough to prior art exists, the utility model aims to provide a valve blowdown early warning indication structure can solve the technical problem of valve blowdown early warning.
In order to solve the technical problem, the utility model discloses a following technical scheme realizes:
a valve pollution discharge early warning indication structure comprises a valve body, wherein a lower valve cover is arranged at the bottom of the valve body, a valve core is arranged in the valve body, the bottom of the valve core is connected with one end of a lower valve rod, the other end of the lower valve rod extends into a lifting cavity of the lower valve cover, so that the valve core can move up and down in the valve body along the axial direction, a pollution discharge hole penetrating through the lower valve cover is formed in the lower valve cover, and a pollution discharge valve is arranged on the pollution discharge hole;
the lower valve rod is sleeved with a check ring, the lower valve rod is also sleeved with a supporting spring, one end of the supporting spring is propped against the bottom of the check ring, and the other end of the supporting spring is propped against the top surface of the lower valve cover at the top of the lifting cavity; the check ring is fixedly sleeved with a flow guide collecting plate, the side wall of the flow guide collecting plate is in sealing contact with the inner side wall of the lower valve cover, the top surface of the flow guide collecting plate is an inclined slope surface, a blow-off pipe with two open ends is arranged at the lower part of the slope surface of the top surface of the flow guide collecting plate, the top end of the blow-off pipe is flush with the inclined top surface of the flow guide collecting plate, and the bottom end of the blow-off pipe is inserted into the blow-off hole and can move in the blow-;
the domatic eminence of water conservancy diversion collection board top surface install the one end of instruction pole, the other end of instruction pole passes the instruction hole of setting on lower valve gap and stretches out to lower valve gap bottom, one of the end that the instruction pole stretches out lower valve gap bottom is installed sensing alarm unit.
The utility model discloses still have as follows difference technical characteristic:
the sewage discharge pipes are inserted into the sewage discharge holes in the axial stroke of the diversion collecting plate.
The bottom of retaining ring and the bottom surface parallel and level of water conservancy diversion collecting plate, the top protrusion of retaining ring and the top surface of water conservancy diversion collecting plate.
And a graphite packing layer is arranged between the indicating hole and the indicating rod.
The sensing alarm unit comprises a displacement sensor and an alarm connected with the displacement sensor.
Compared with the prior art, the utility model, following technological effect has:
(I) the utility model discloses have audio-visual clear blowdown early warning and instruct structure, can in time remind operating personnel to carry out the blowdown operation to the valve effectively, guarantee the reliable operation of defeated oil pipe line. The utility model discloses increased the design of the pilot lever mechanical structure on the lower valve gap, when water conservancy diversion collecting plate impurity piles up the certain degree, the pilot lever downstream sends accurate blowdown early warning pilot signal, reminds timely blowdown.
(II) the utility model discloses a displacement sensor can realize the long-range detection to the blowdown situation of valve, conveniently detects the operating condition of valve more. When the valve sends a sewage discharge signal, the valve can still be reliably opened and closed within a period of time, and the working reliability of the valve is greatly improved.
(III) the valve gap department has designed supporting spring, has designed the buffer structure of water conservancy diversion collecting plate downstream, avoids water conservancy diversion collecting plate to go up impurity and piles up and arouse that the valve can't normally close.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
The meaning of the individual reference symbols in the figures is: 1-valve body, 2-lower valve cover, 3-valve core, 4-lower valve rod, 5-lifting cavity, 6-sewage discharge hole, 7-sewage discharge valve, 8-check ring, 9-support spring, 10-diversion collecting plate, 11-sewage discharge pipe, 12-indication rod, 13-indication hole and 14-sensing alarm unit.
The following examples are provided to explain the present invention in further detail.
Detailed Description
Obey above-mentioned technical scheme, following the present utility model discloses a specific embodiment, it needs to explain that the utility model discloses do not confine following specific embodiment to, all fall into the protection scope of the utility model to the equivalent transform of doing on the basis of this application technical scheme.
Example 1:
the embodiment provides a valve pollution discharge early warning indication structure, which comprises a valve body 1, wherein a lower valve cover 2 is installed at the bottom of the valve body 1, a valve core 3 is installed in the valve body 1, the bottom of the valve core 3 is connected with one end of a lower valve rod 4, the other end of the lower valve rod 4 extends into a lifting cavity 5 of the lower valve cover 2, so that the valve core 3 can move up and down in the valve body 1 along the axial direction, a pollution discharge hole 6 penetrating through the lower valve cover 2 is processed on the lower valve cover 2, and a pollution discharge valve 7 is installed on the pollution discharge hole 6;
the lower valve rod 4 is sleeved with a check ring 8, the lower valve rod 4 is also sleeved with a supporting spring 9, one end of the supporting spring 9 is propped against the bottom of the check ring 8, and the other end of the supporting spring 9 is propped against the top surface of the lower valve cover 2 at the top of the lifting cavity 5; a flow guide collecting plate 10 is fixedly sleeved on the check ring 8, the side wall of the flow guide collecting plate 10 is in sealing contact with the inner side wall of the lower valve cover 2, the top surface of the flow guide collecting plate 10 is an inclined slope surface, a sewage discharge pipe 11 with two open ends is arranged at the lower part of the slope surface of the top surface of the flow guide collecting plate 10, the top end of the sewage discharge pipe 11 is flush with the inclined top surface of the flow guide collecting plate 11, and the bottom end of the sewage discharge pipe 11 is inserted into the sewage discharge hole 6 and can move in the sewage discharge hole;
one end of an indicating rod 12 is installed at the high position of the slope surface of the top surface of the diversion collecting plate 10, the other end of the indicating rod 12 penetrates through an indicating hole 13 formed in the lower valve cover 2 and extends out of the bottom of the lower valve cover 2, and a sensing alarm unit 14 is installed at one end, extending out of the bottom of the lower valve cover 2, of the indicating rod 12.
In the present embodiment, the valve is a valve in which the valve core 3 is able to move up and down in the valve body 1 along the axial direction, which is conventional in the art.
In this embodiment, the diversion collection plate 10 may also be referred to as a waste mat.
As a preferable scheme of this embodiment, the drainage pipe 11 is inserted into the drainage hole 6 within the axial stroke of the diversion collecting plate 10, so as to ensure that the dirt does not leak into the cavity between the diversion collecting plate 10 and the lower valve cover 2, block the cavity, and affect the normal operation of the supporting spring 8.
As a preferable scheme of this embodiment, the bottom end of the retainer ring 8 is flush with the bottom surface of the diversion collecting plate 10, and the top end of the retainer ring 8 protrudes from the top surface of the diversion collecting plate 10.
As a preferable scheme of the embodiment, a graphite filler layer 15 is arranged between the indicating hole 13 and the indicating rod 12, so that the sealing property is ensured.
As a preferable solution of this embodiment, the sensing and alarming unit 14 includes a displacement sensor and an alarm connected to the displacement sensor. The alarm can be a conventional alarm in the field.
The utility model discloses a valve blowdown early warning indication structure is when using, the water conservancy diversion collecting plate 10 of oblique shape plays the water conservancy diversion effect to impurity sump oil, extreme low position on inclined plane sets up blow off pipe 11, install manual blowoff valve 7 on the blowoff hole 6 at blow off pipe 11 place, this kind of project organization can make the impurity sump oil that stores up in lower valve gap 2, under the effect of water conservancy diversion collecting plate 10, rely on the dead weight effect, naturally water conservancy diversion to blowoff hole 6, when needing the blowdown, as long as open blowoff valve 7, alright with the evacuation of impurity.
When impurities on the diversion collecting plate 10 are accumulated too much, the valve core 3 is pressed down to drive the indicating rod 12 to move downwards in the closing process, and when the indicating rod 12 moves to a set alarm position, the sensing alarm unit 14 triggers the alarm to send an alarm signal to remind a user of sewage discharge operation. The impurities in the valve can be discharged by opening the blowdown valve 7. If the sensing alarm unit 14 still alarms, the lower valve cover 2 needs to be removed, and impurities accumulated on the diversion collecting plate 10 are thoroughly removed.
After the traditional double-shut-off plug valve and the pipe cleaning ball valve work in a long-distance pipeline for a period of time, part of impurities in an oil medium can remain in the valve. In the closed state of the valve, these impurity deposits accumulate on the lower valve cover. If the valve core can not be cleaned in time and is accumulated to a certain degree, the valve core can be blocked in the process of pressing the sealing valve clack tightly, so that the valve is not closed in place, and the safe operation of a pipeline is greatly influenced.
The utility model discloses valve gap department has designed the blowdown structure that can carry out blowdown early warning and instruct under to the valve, through supporting spring's buffer space, for the valve provides blowdown early warning pilot signal, reminds timely blowdown, still can guarantee the normal closing of valve this moment, guarantees the operation safety of pipeline.
Claims (5)
1. The utility model provides a valve blowdown early warning indication structure, includes valve body (1), valve gap (2) down are installed to valve body (1) bottom, install case (3) in valve body (1), and case (3) bottom links to each other with the one end of lower valve rod (4), and the other end of lower valve rod (4) stretches into down in lift chamber (5) of valve gap (2) down for case (3) can be in valve body (1) along axial elevating movement, its characterized in that: a sewage discharge hole (6) penetrating through the lower valve cover (2) is formed in the lower valve cover (2), and a sewage discharge valve (7) is installed on the sewage discharge hole (6);
the lower valve rod (4) is sleeved with a check ring (8), the lower valve rod (4) is further sleeved with a support spring (9), one end of the support spring (9) abuts against the bottom of the check ring (8), and the other end of the support spring (9) abuts against the top surface of the lower valve cover (2) at the top of the lifting cavity (5); the check ring (8) is fixedly sleeved with a flow guide collecting plate (10), the side wall of the flow guide collecting plate (10) is in sealing contact with the inner side wall of the lower valve cover (2), the top surface of the flow guide collecting plate (10) is an inclined slope, a sewage discharge pipe (11) with two open ends is arranged at the lower part of the slope of the top surface of the flow guide collecting plate (10), the top end of the sewage discharge pipe (11) is flush with the inclined top surface of the flow guide collecting plate (10), and the bottom end of the sewage discharge pipe (11) is inserted into the sewage discharge hole (6) and can move in the sewage discharge hole (6);
the domatic eminence of water conservancy diversion collecting plate (10) top surface install the one end of instruction pole (12), the other end of instruction pole (12) passes instruction hole (13) of setting on lower valve gap (2) and stretches out to lower valve gap (2) bottom, one of instruction pole (12) stretching out lower valve gap (2) bottom is served and is installed sensing alarm unit (14).
2. The valve blowdown warning indication structure as defined in claim 1, wherein the blowdown pipe (11) is inserted into the blowdown hole (6) during the axial stroke of the guide collecting plate (10).
3. The valve pollution discharge early warning indication structure as claimed in claim 1, wherein the bottom end of the retainer ring (8) is flush with the bottom surface of the diversion collection plate (10), and the top end of the retainer ring (8) protrudes from the top surface of the diversion collection plate (10).
4. The valve pollution discharge early warning indication structure as claimed in claim 1, wherein a graphite filler layer (15) is arranged between the indication hole (13) and the indication rod (12).
5. The valve blowdown warning indicating structure of claim 1, wherein the sensing alarm unit (14) comprises a displacement sensor and an alarm connected to the displacement sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921963970.6U CN211738193U (en) | 2019-11-13 | 2019-11-13 | Valve blowdown early warning indication structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921963970.6U CN211738193U (en) | 2019-11-13 | 2019-11-13 | Valve blowdown early warning indication structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211738193U true CN211738193U (en) | 2020-10-23 |
Family
ID=72873454
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921963970.6U Active CN211738193U (en) | 2019-11-13 | 2019-11-13 | Valve blowdown early warning indication structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211738193U (en) |
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2019
- 2019-11-13 CN CN201921963970.6U patent/CN211738193U/en active Active
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Legal Events
| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 100020 No. 22 North Main Street, Chaoyang District, Beijing, Chaoyangmen Patentee after: CHINA PETROLEUM & CHEMICAL Corp. Patentee after: South China branch of Sinopec Sales Co.,Ltd. Patentee after: XI'AN AEROSPACE YUANZHENG FLUID CONTROL Co.,Ltd. Address before: 100020 No. 22 North Main Street, Chaoyang District, Beijing, Chaoyangmen Patentee before: CHINA PETROLEUM & CHEMICAL Corp. Patentee before: SOUTH CHINA BRANCH OF SINOPEC CHEMICAL COMMERCIAL HOLDING Co.,Ltd. Patentee before: XI'AN AEROSPACE YUANZHENG FLUID CONTROL Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230921 Address after: 100000 22 Chaoyangmen North Street, Chaoyang District, Beijing. Patentee after: CHINA PETROLEUM & CHEMICAL Corp. Patentee after: National Petroleum and natural gas pipeline network Group Co.,Ltd. Patentee after: XI'AN AEROSPACE YUANZHENG FLUID CONTROL Co.,Ltd. Address before: 100020 No. 22 North Main Street, Chaoyang District, Beijing, Chaoyangmen Patentee before: CHINA PETROLEUM & CHEMICAL Corp. Patentee before: South China branch of Sinopec Sales Co.,Ltd. Patentee before: XI'AN AEROSPACE YUANZHENG FLUID CONTROL Co.,Ltd. |