CN203082452U - Plugging device under pressure - Google Patents
Plugging device under pressure Download PDFInfo
- Publication number
- CN203082452U CN203082452U CN 201320085894 CN201320085894U CN203082452U CN 203082452 U CN203082452 U CN 203082452U CN 201320085894 CN201320085894 CN 201320085894 CN 201320085894 U CN201320085894 U CN 201320085894U CN 203082452 U CN203082452 U CN 203082452U
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- hole
- welding
- connecting plate
- guide tube
- auxiliary connecting
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Abstract
The utility model discloses a plugging device under pressure. The plugging device under pressure comprises a guide pipe and an auxiliary connecting plate; one end of the guide pipe is communicated with a stop valve in a closed mode, and the other end of the guide pipe is communicated with a welding slip in a closed mode; the welding slip is corresponding to a medium pipeline, and is an arc plate; a through hole is formed on the welding slip; the guide pipe is communicated with the through hole; an elastic seal groove is formed on the side surface of the welding slip at the periphery of the through hole; the elastic seal groove is internally provided with an elastic seal ring; the elastic seal ring and the guide pipe are respectively positioned at two sides of the welding slip; the upper side and the lower side of the side surface at the side of the welding slip are fixedly connected with hooks; one side of the auxiliary connecting plate is fixedly connected with a fastening nut; an internal thread of the fastening nut is connected with a fastening bolt; a through hole is also formed on the auxiliary connecting plate, and is communicated with the fastening nut; the upper side and the lower side of the auxiliary connecting plate are fixedly connected with a fastening connecting chain; and a free end of the fastening connecting chain is corresponding to the hooks.
Description
Technical field
The utility model relates to a kind of mining device, relates in particular to a kind of pressure sealing device.
Background technique
When the urgency of power plant operational outfit burst dielectric leakage, conventional repair method all is at first to carry out equipment to isolate even system shutdown, and then overhauls welding, certainly will influence the ordinary production of power plant like this, gives to produce and life is made troubles.Technology and technology point commonly used are as follows:
1. cold welding technique: this is the welding procedure that a kind of specific adaptation is not got angry in low, middle pressure pressure container.
A. material is formed: the high-strength strapping strand of oil resistant, leak-stopping rubber etc.;
B. using scope: pipeline, flange, elbow etc.;
C. applying pressure: 0～2.0 MPa;
D. adaptive temperature: temperature-30～160 ℃.
2. tie up technology: the technology that is bound in leak and repairs pipeline with the direct multilayer of chemical high-strength band.
A. material is formed: high-strength magnetic particle colloid, metal repairing agent, leak-stopping evil spirit rod etc.;
B. using scope: tank body, valve body, equipment etc.;
C. applying pressure: 0～2.0 MPa; D. adaptive temperature: temperature-30～180 ℃.
3. steel band technology: stainless steel belt is cooperated direct harness of oil resistant leak-stopping rubber cushion and leak source place, make the rubber cushion distortion form new sealing gasket.
A. material is formed: steel band tensioner, steel band, oil resisting rubber jointing, stainless steel patch etc.;
B. using scope: pipeline, flange, elbow, threeway, valve body etc.;
C. applying pressure: 0～2.5 MPa; D. adaptive temperature: temperature-30～400 ℃.
4. high-pressure injection plastic sealing:, will reach the leak-stopping requirement in the leak-stopping glue rod injection jig Seal cage with colloid-injecting gun by high-pressure service pump.
A. material is formed: high pressure oil pump, colloid-injecting gun head, leak-stopping are robbed rod, jig, high pressure line;
B. using scope: high-pressure oil-gas well, well,, flange, elbow, threeway, pipeline etc.;
C. applying pressure: 2.0～50 MPa; D. adaptive temperature: temperature-40～800 ℃.
Above process engineering content height, complicated operation need carry out special training, and maintenance cost height, system idle time is long.
Summary of the invention
The purpose of this utility model provides a kind of simple in structure, easy for operation and do not influence the pressure sealing device of power plant's ordinary production.
For achieving the above object, the technical solution adopted in the utility model is:
A kind of pressure sealing device, comprise guide tube, guide tube is the airtight shutoff valve that is communicated with of an end wherein, it is characterized in that: the airtight welding slips that is communicated with of the guide tube the other end, the welding slips is corresponding with medium pipeline, the welding slips is an arc plate, have through hole on the welding slips, guide tube communicates with this through hole, welding slips side around this through hole has the elastic packing groove, be provided with elastic seal ring in the elastic packing groove, elastic seal ring and guide tube lay respectively at the both sides of welding slips, and bottom is fixedly connected with hook on the guide tube side of welding slips place side; This pressure sealing device also comprises auxiliary connecting plate, auxiliary connecting plate one side is fixedly connected with tightening nut, the tightening nut internal thread is connected with clamping bolt, also have through hole on the auxiliary connecting plate, this through hole communicates with tightening nut, the last bottom of auxiliary connecting plate is fixedly connected with and is fastenedly connected chain, and the free end that is fastenedly connected chain is corresponding with hook.
When using the utility model that the leakage point of medium pipeline is carried out shutoff, at first polished in the leakage point place with polishing machine, so that welding slips and medium pipeline are sturdy during welding, elastic seal ring is positioned in the elastic packing groove then, to weld slips is buckled on the medium pipeline, make the mouth of pipe of guide tube aim at leakage point, make the water of leakage or steam can pass through the guide tube drainage.Then securing means is fixed on the medium pipeline opposite side, screws clamping bolt, no longer include medium until welding slips place and spill, the water of all leakages or steam are all by the fairlead drainage.To weld slip seals with electric welding be welded on outside the medium pipeline this moment, weld and close shutoff valve with the guide tube shutoff after finishing, and just no longer include water or steam spills, and maintenance is finished dealing with.
Adopt the urgency of the utility model treatment of Power operational outfit burst dielectric leakage; can be with and compress into row; under the prerequisite that does not influence power plant's ordinary production; to being with temperature, leakage equipment with pressure to carry out shutoff, reparation; the problems such as run, drip, leak of pipeline be can eliminate rapidly, unit load down that conventional repair method may cause, shutdown avoided and the tremendous economic loss that brings.
Compare with traditional leak stopping mode, adopt to the utlity model has following advantage:
1, simple to operate, with low content of technology, do not need special training, common service worker can be operated.
2, maintenance cost is low, expense is few, has eliminated the time that system stops transport.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is a user mode reference drawing of the present utility model;
Fig. 3 is the plan structure schematic representation of Fig. 2;
Fig. 4 is the A-A sectional structure schematic representation of Fig. 2.
In the accompanying drawing:
1, clamping bolt; 2, tightening nut; 3, auxiliary connecting plate; 4, be fastenedly connected chain; 5, welding slips; 6, hook; 7, guide tube; 8, shutoff valve; 9, leak point; 10, medium pipeline; 11, elastic seal ring.
Embodiment
Below in conjunction with the drawings and specific embodiments the utility model is further described:
A kind of pressure sealing device, as shown in Figures 1 to 4, comprise guide tube 7, guide tube 7 is the airtight shutoff valve 8 that is communicated with of an end wherein, the airtight welding slips 5 that is communicated with of guide tube 7 the other ends, welding slips 5 is corresponding with medium pipeline, welding slips 5 is an arc plate, have through hole on the welding slips 5, guide tube 7 communicates with this through hole, and welding slips 5 sides around this through hole have the elastic packing groove, are provided with elastic seal ring 11 in the elastic packing groove, elastic seal ring 11 and guide tube 7 lay respectively at the both sides of welding slips 5, and bottom is fixedly connected with hook 6 on guide tube 7 sides of welding slips 5 place sides; This pressure sealing device also comprises auxiliary connecting plate 3, auxiliary connecting plate 3 one sides are fixedly connected with tightening nut 2, tightening nut 2 internal threads are connected with clamping bolt 1, also have through hole on the auxiliary connecting plate 3, this through hole communicates with tightening nut 2, the last bottom of auxiliary connecting plate 3 is fixedly connected with and is fastenedly connected chain 4, and the free end that is fastenedly connected chain 4 is corresponding with hook 6.
Embodiment recited above is described preferred implementation of the present utility model; be not that design of the present utility model and scope are limited; under the prerequisite that does not break away from the utility model design concept; common engineers and technicians make the technical solution of the utility model in related domain various modification and improvement; all should fall into protection domain of the present utility model; the technology contents that the utility model is asked for protection all is documented in claims.
During use of the present utility model is primarily aimed at, low pressure, vapour, waterpipe point-like leaks, and under the situation of not stopping transport pipeline overhauled processing.This pressure sealing device mainly comprises welding slips, elastic seal ring, clamping bolt and auxiliary connecting plate, is fastenedly connected several parts such as chain, guide tube, shutoff valve.The arc tile fragment that the welding slips processes for the caliber size according to leakage pipe with certain radian, perforate in the middle of it, the inboard in hole is processed with the elastic ring seal groove along the center in hole, is provided with the elastic ring seal ring in the elastic ring seal groove, and the outside in hole is welded with guide tube; Two edges up and down of welding slips are welded with hook, and the free end that is fastenedly connected chain links to each other with hook.By fastening chain and the welding slips of being fastenedly connected of rotation clamping bolt, realize the sealing of welding slips and leakage point.One end of guide tube is welded on the welding slips, and the other end inboard is processed with the spiral silking, is used with shutoff valve.
Claims (1)
1. pressure sealing device, comprise guide tube (7), guide tube (7) is the airtight shutoff valve (8) that is communicated with of an end wherein, it is characterized in that: the airtight welding slips (5) that is communicated with of guide tube (7) the other end, welding slips (5) is corresponding with medium pipeline, welding slips (5) is an arc plate, have through hole on the welding slips (5), guide tube (7) communicates with this through hole, welding slips (5) side around this through hole has the elastic packing groove, be provided with elastic seal ring (11) in the elastic packing groove, elastic seal ring (11) and guide tube (7) lay respectively at the both sides of welding slips (5), and bottom is fixedly connected with hook (6) on guide tube (7) side of welding slips (5) place side; This pressure sealing device also comprises auxiliary connecting plate (3), auxiliary connecting plate (3) one sides are fixedly connected with tightening nut (2), tightening nut (2) internal thread is connected with clamping bolt (1), also have through hole on the auxiliary connecting plate (3), this through hole communicates with tightening nut (2), the last bottom of auxiliary connecting plate (3) is fixedly connected with and is fastenedly connected chain (4), and the free end that is fastenedly connected chain (4) is corresponding with hook (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320085894 CN203082452U (en) | 2013-02-26 | 2013-02-26 | Plugging device under pressure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320085894 CN203082452U (en) | 2013-02-26 | 2013-02-26 | Plugging device under pressure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203082452U true CN203082452U (en) | 2013-07-24 |
Family
ID=48828290
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320085894 Expired - Fee Related CN203082452U (en) | 2013-02-26 | 2013-02-26 | Plugging device under pressure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203082452U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103115217A (en) * | 2013-02-26 | 2013-05-22 | 枣庄矿业（集团）有限责任公司柴里煤矿 | Pressure plugging unit |
-
2013
- 2013-02-26 CN CN 201320085894 patent/CN203082452U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103115217A (en) * | 2013-02-26 | 2013-05-22 | 枣庄矿业（集团）有限责任公司柴里煤矿 | Pressure plugging unit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130724 Termination date: 20140226 |