CN203892801U - Blocking tool for leaking hole - Google Patents
Blocking tool for leaking hole Download PDFInfo
- Publication number
- CN203892801U CN203892801U CN201420287437.3U CN201420287437U CN203892801U CN 203892801 U CN203892801 U CN 203892801U CN 201420287437 U CN201420287437 U CN 201420287437U CN 203892801 U CN203892801 U CN 203892801U
- Authority
- CN
- China
- Prior art keywords
- anchor fluke
- connecting rod
- gasket seal
- leak hole
- cup
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 230000000903 blocking effect Effects 0.000 title abstract description 11
- 238000007789 sealing Methods 0.000 claims abstract description 19
- 241000935974 Paralichthys dentatus Species 0.000 claims description 74
- 230000008602 contraction Effects 0.000 claims description 6
- 230000006835 compression Effects 0.000 claims description 4
- 238000007906 compression Methods 0.000 claims description 4
- 238000011900 installation process Methods 0.000 claims description 4
- 230000009471 action Effects 0.000 claims description 3
- 238000009987 spinning Methods 0.000 claims description 2
- 238000005516 engineering process Methods 0.000 abstract description 3
- 230000000149 penetrating effect Effects 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 9
- 238000000034 method Methods 0.000 description 8
- 239000004567 concrete Substances 0.000 description 6
- 230000008901 benefit Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 239000003208 petroleum Substances 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000011347 resin Substances 0.000 description 3
- 229920005989 resin Polymers 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 229920000049 Carbon (fiber) Polymers 0.000 description 1
- 239000004760 aramid Substances 0.000 description 1
- 229920003235 aromatic polyamide Polymers 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004917 carbon fiber Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000000805 composite resin Substances 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 230000003116 impacting effect Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
Landscapes
- Gasket Seals (AREA)
Abstract
The utility model discloses a blocking tool for a leaking hole. The blocking tool for the leaking hole comprises a connecting rod, a fastener, an anchor jaw structure and a sealing gasket. The anchor jaw structure is arranged on the side face of the connecting rod and is used for penetrating through the leaking hole and being clamped on an inner shell wall. The connecting rod is sleeved with the sealing gasket. The fastener is connected to the outer side of the connecting rod and makes contact with the sealing gasket. The blocking tool for the leaking hole can be applied to the blocking technology of oil delivery pipelines and oil storage tanks, blocking operation can be carried out rapidly by adopting the blocking tool for the leaking hole, and the work amount is small.
Description
Technical field
The utility model relates to the blocking technology of petroleum transportation pipeline and petroleum storage tank, especially a kind of capping tools of Leak hole.
Background technique
In prior art, head conduit and storage tank containers etc. are the critical facilitys during petroleum and chemical industry is produced, due to reasons such as corrosion or damage from third-parties, and the leakage of can boring a hole of these pipelines and container.The leakage of the media such as petroleum and chemical industry raw material is befouling environment not only, also endangers masses' security of the lives and property.Therefore at pipeline and container, occur when perforation is leaked to rush to repair in time, to reduce loss, to avoid harm.
The repairing instrument that current pipe perforation leaks is mainly clamp band type jig and wrap style fibre-resin composite repairing instrument, and the former is rigidity card, and the latter is flexible card.Rigidity card is generally two symmetrical semicircular cylinders, adopts bolt that two semicircular cylinders are fastening from install pipeline both sides, and pipeline and the container of leakage are carried out to 360 ° of coverings in perforation place, and seal approach is taked at the two ends of jig, make medium-tight interior, cannot leak.Wrap style repairing instrument is that to take the high strength fibres such as carbon fiber or aramid fibre be agent structure, infiltrates after resin pipe ring in perforation place to being wound around some circles, completes the shutoff to perforation.This two classes first-aid clamp is all to complete by apply active force at pipeline external the shutoff that perforation is leaked, and exists following drawback:
1) for guaranteeing jig and pipeline close contact, need one section of pipeline external thermal insulation layer suitable with jig length of 360 ° of ground cleanings, weight coating etc., workload is large;
2) rigidity jig weight is large, needs crane gear to install, and is greater than large-diameter pipeline and container, and the corresponding customized cycle of first-aid clamp is long, does not meet repairing principle;
3) installation procedure is various, needs several professional workforces to operate, and cost is expensive.
Model utility content
The technical problem that the utility model solves is to provide a kind of capping tools, method for blocking of Leak hole, can solve problems of the prior art, can realize quick blocking operation, and workload is little.
For solving the problems of the technologies described above, the utility model provides a kind of capping tools of Leak hole, it is characterized in that, comprises connecting rod, fastening piece, anchor fluke structure and gasket seal;
Described anchor fluke structure is arranged on the side of described connecting rod, and described anchor fluke structure is used for through Leak hole and is clamped on inner side shell wall, and the clamping force action direction of described anchor fluke structure on the shell wall of described inner side is parallel with the axial direction of described connecting rod; Described anchor fluke structure has shrinks and discharges two states, and during contraction state, it is inner that described anchor fluke structure is positioned at described connecting rod, and during releasing state, described anchor fluke structure extend out to described connecting rod outside and is clamped on the shell wall of described inner side;
Described gasket seal is set in described connecting rod outside, and described gasket seal is used for from Leak hole described in outer side sealing;
Described fastening piece is connected to described connecting rod outside, and contacts with described gasket seal; Described fastening piece is for being pressed on described gasket seal the hull outside of described Leak hole;
Wherein, on the side of described connecting rod, be provided with at least two anchor fluke structures.
The capping tools of above-mentioned Leak hole also can have following features,
Described anchor fluke structure comprises anchor fluke, spring sheet, and described connecting rod is correspondingly provided with mounting groove, and described anchor fluke is connected with described mounting groove by bearing pin; Described spring sheet is arranged between described anchor fluke and described mounting groove;
When described spring sheet shrinks, described anchor fluke rotates into described mounting groove along described bearing pin; When described spring sheet discharges, described anchor fluke ejects described mounting groove along described bearing pin rotation.
The capping tools of above-mentioned Leak hole also can have following features,
Described anchor fluke framework comprises anchor fluke, helical spring, and described connecting rod is correspondingly provided with mounting groove; Described helical spring one end is connected to the bottom of described mounting groove, and the other end connects described anchor fluke;
During described helical spring compression, described anchor fluke vertically enters described mounting groove; When described helical spring discharges, described anchor fluke vertically ejects described mounting groove.
The capping tools of above-mentioned Leak hole also can have following features,
Described connecting rod is double-screw bolt, and described fastening piece is cup type nut;
The cup end of described cup type nut, is threaded with described double-screw bolt, and the rim of a cup of described cup type nut contacts with described gasket seal; Described gasket seal is being provided with circular groove with described rim of a cup contact position, the edge section of described circular groove for holding described rim of a cup.
The capping tools of above-mentioned Leak hole also can have following features,
Described connecting rod is double-screw bolt, and described fastening piece is cup type nut, between described cup type nut and described gasket seal, is provided with annulus, and described annulus inner side is provided with conical cavity;
The first end of described annulus contacts with described gasket seal, and the second end of described annulus contacts with the rim of a cup of described cup type nut, and the cup end of described cup type nut is threaded with described double-screw bolt; Wherein, described gasket seal is being provided with circular groove with described annulus contact position, and the first end internal diameter of described annulus equals the internal diameter of described circular groove, and the second end internal diameter of described annulus is less than the internal diameter of described circular groove.
The capping tools of above-mentioned Leak hole also can have following features,
On the end face that described gasket seal contacts with described Leak hole, offer annular protrusion, the end face that described gasket seal contacts with described Leak hole is curved end or flat end face.
The capping tools of above-mentioned Leak hole also can have following features,
The side of described gasket seal is symmetrically arranged with limit structure, and described limit structure is for limiting described gasket seal in the spinning movement of installation process.
The capping tools of above-mentioned Leak hole also can have following features,
Also comprise retainer nut, described retainer nut is tightened on described connecting rod outside, and contacts with described fastening piece.
The utility model technique scheme has following beneficial effect:
1) the utility model provides capping tools adopts mechanical type bolt arrangement, can apply effect from leaking housing both sides, thereby broken through, existingly from pipeline or container shell outside, applies the operational method that active force completes leak stopping; Above-mentioned capping tools is especially applicable to splitting the common blocking methods such as jig, take-up strap and is difficult to the large-scale perforation leakage of disposing;
2) capping tools that the utility model provides is rational in infrastructure, does not need to be equipped with special mounting instrument and special setting tool; Weight is light, easy to carry, does not need crane gear when seabed operation; Pipeline and container applicable to various material, comprise the various material such as metal, plastics, composite material, concrete;
3) leak stoppage tool that the utility model provides is easy to processing, according to concrete leakage situation, can process the leak stoppage tool for given Leak hole within one day; Do not need to use the tackiness agents such as resin; Can be with press operation, only need operator to avoid earth pressure release, in home, get final product operation, need not reduce system pressure;
4) leak stoppage tool that the utility model provides is not subject to the restriction of environmental conditions; The needed pretreatment in leak position is simple, only need to clean out the circular area of leaking 2-4 times of diameter of diameter, especially convenient to submarine pipeline, greatly reduces activity duration and task difficulty; Leak stopping operating process is simple, quick.
Other features and advantages of the utility model will be set forth in the following description, and, partly from specification, become apparent, or understand by implementing the utility model.The purpose of this utility model and other advantages can be realized and be obtained by specifically noted structure in specification, claims and accompanying drawing.
Accompanying drawing explanation
Accompanying drawing is used to provide the further understanding to technical solutions of the utility model, and forms a part for specification, is used from explanation the technical solution of the utility model with the application's embodiment one, does not form the restriction to technical solutions of the utility model.
Fig. 1 is the first schematic diagram of the utility model embodiment;
Fig. 2 is the second schematic diagram of the utility model embodiment;
Fig. 3 is the utility model anchor fluke releasing state schematic diagram;
Fig. 4 is the utility model sheet gasket structure schematic diagram.
Embodiment
For making the purpose of this utility model, technological scheme and advantage clearer, hereinafter in connection with accompanying drawing, embodiment of the present utility model is elaborated.It should be noted that, in the situation that not conflicting, the embodiment in the application and the feature in embodiment be combination in any mutually.
As shown in Figure 1, the utility model provides a kind of capping tools of Leak hole, specifically can comprise connecting rod 4, fastening piece 3, anchor fluke structure 1 and gasket seal 2; Anchor fluke structure 1 is arranged on the side of connecting rod 4, and anchor fluke structure 1 is for passing Leak hole and being clamped on inner side shell wall, and the clamping force action direction of anchor fluke on the shell wall of inner side is parallel with the axial direction of connecting rod 4; Anchor fluke structure 1 has shrinks and discharges two states, and during contraction state, anchor fluke structure is positioned at connecting rod 4 inside, and during releasing state, anchor fluke structure extend out to connecting rod 4 outsides and is clamped on the shell wall of described inner side; Gasket seal 2 is set in connecting rod 4 outsides, and gasket seal 2 is for from seal leakage hole, outside; Fastening piece 3 is connected to connecting rod 4 outsides, and contacts with gasket seal 2; Fastening piece 3 is for being pressed on gasket seal 2 hull outside of Leak hole.
In the utility model specific operation, anchor fluke structure 1 can adopt following structure: as shown in Figure 3, anchor fluke structure 1 can comprise anchor fluke, spring sheet 5, and connecting rod 4 is correspondingly provided with mounting groove 6, and anchor fluke is connected with mounting groove 6 by bearing pin; Spring sheet 5 is arranged between anchor fluke and mounting groove 6; Wherein, when spring sheet shrinks, anchor fluke rotates into mounting groove 6 along bearing pin; When spring sheet 5 discharges, anchor fluke ejects mounting groove 6 along bearing pin rotation.
It should be noted that: above-mentioned anchor fluke structure is in concrete installation process, and when connecting rod 4 penetrates in Leak hole from outside to inside, the compressing that anchor fluke is subject to leaking hole wall is adjusted into contraction state automatically, in the groove of droping to the ground on bolt body; When bolt body passes leakage hole wall, the suffered compressing of anchor fluke disappears, and under the elastic force effect of flat spring, anchor fluke is upspring and become vertical state, and then realization clamping operates.
In the utility model specific operation, anchor fluke structure 1 also can adopt following structure: anchor fluke framework comprises anchor fluke, helical spring, and connecting rod is correspondingly provided with mounting groove; Helical spring one end is connected to the bottom of mounting groove, and the other end connects anchor fluke; Wherein, during helical spring compression, anchor fluke vertically enters mounting groove; When helical spring discharges, anchor fluke vertically ejects mounting groove.
It should be noted that: above-mentioned anchor fluke structure, in concrete installation process, can be first stretches into anchor fluke in Leak hole when the contraction state, again anchor fluke is adjusted into releasing state later, thereby can realizes the clamping operation of anchor fluke when entering Leak hole completely; Above-mentioned state adjustment can compress anchor fluke by baffle plate temporarily, makes anchor fluke in contraction state, when anchor fluke stretches into leak holes completely, then the baffle plate of compression is removed to the state conversion that can realize anchor fluke.
Preferably, in the utility model specific operation, shown in Fig. 1, Fig. 2; Connecting rod 4 can be selected double-screw bolt, and fastening piece 3 can be selected a glass type nut, and above-mentioned cup type nut has rim of a cup part and bottom of the cup; Wherein, the cup end of cup type nut, is threaded with double-screw bolt, and the rim of a cup of cup type nut contacts with gasket seal 2.The advantage of above-mentioned cup type nut is: by circular rim of a cup part, can realize and the fitting tightly of gasket seal, can form circular sealing area at gasket seal, can effectively guarantee sealing effect.If fastening piece 3 is selected plain nut, plain nut is end contact with contacting of gasket seal; That is, plain nut is by whole end face press seal pad, and it forms the sealing area of nut end face shape at gasket seal.In the situation that screwing force is identical, according to lifting surface area difference, produce different sealing effects; Can clearly learn, the sealing effect of above-mentioned cup type circular sealing area that nut forms is far superior to the sealing effect that plain nut forms end face shape sealing area.Accordingly, gasket seal 2 is being provided with circular groove with rim of a cup contact position, the edge section of circular groove for holding rim of a cup; The rim of a cup part and circular groove mating part of above-mentioned cup type nut, can be convenient to a glass type nut and apply impacting force, can effectively guarantee final sealing effect simultaneously.
As shown in Figure 2, in the utility model specific operation, can also comprise annulus 8, wherein, the inner side of annulus 8 is provided with conical cavity; The first end of annulus 8 is arranged in circular groove, and the first end internal diameter of annulus 8 equals the internal diameter of circular groove; The second end of annulus 8 contacts with the rim of a cup of cup type nut, and the second end internal diameter of annulus 8 is less than the internal diameter of circular groove.The annulus 8 of above-mentioned conical cavity structure, in fastening piece 3 rundown process, can guarantee that on gasket seal 2, the part area in circular groove is fitted on connecting rod 4 and around Leak hole closely.
Preferably, in the utility model specific operation, on the end face that gasket seal 2 contacts with Leak hole, can offer annular protrusion 7, above-mentioned annular protrusion 7 can be on the basis of original gasket seal 2 end face seals, increase again one annular protrusion 7 sealing, can effectively guarantee final sealing effect.
In order to adapt to the sealing of different situations, corresponding, the end face that gasket seal 2 contacts with Leak hole is curved end or flat end face; Concrete, when the Leak hole of needs sealing is pipeline leak holes, the end face that gasket seal 2 contacts with Leak hole can be selected curved end; When the Leak hole of needs sealing is tank bottom Leak hole, the end face that gasket seal 2 contacts with Leak hole can be selected flat end face.In order further to strengthen the stability of anchor fluke structure clamping, on the side of connecting rod, can be provided with at least two anchor fluke structures.By being set, a plurality of anchor fluke structures can further improve connective stability.
In model utility specific operation, can also comprise retainer nut, retainer nut is tightened on connecting rod outside, and contacts with fastening piece; Above-mentioned retainer nut's installation, can effectively guarantee the stability after fastening piece is tightened.
The above-mentioned capping tools that the utility model provides is a kind ofly to take the perforation that bolt draw bar is main structure and leak rapid rush-repair instrument, belong to a kind of plug-type repairing leak stoppage tool, when carrying out installation exercise, need the pipeline external protection area of cleaning to only limit to Leak hole region among a small circle around; Single is portability, adopts common wrench to install; The utility model is simple in structure, is easy to processing; With low cost.
The utility model is of many uses, the repairing leak stopping that can leak for the housing perforation of the materials such as metal material, resin and composite material quality, concrete material.For the major diameter perforation on clamp band type and the insurmountable large-diameter pipeline of wrap style jig and container, leak and especially there is good result.
Although it is apparent to those skilled in the art that the disclosed mode of execution of the utility model as above, the mode of execution that described content only adopts for ease of understanding the utility model, not in order to limit the utility model.Those of skill in the art under any the utility model; do not departing under the prerequisite of the disclosed spirit and scope of the utility model; can in the form of implementing and details, carry out any modification and variation; but scope of patent protection of the present utility model, still must be as the criterion with the scope that appending claims was defined.
Claims (8)
1. a capping tools for Leak hole, is characterized in that, comprises connecting rod, fastening piece, anchor fluke structure and gasket seal;
Described anchor fluke structure is arranged on the side of described connecting rod, and described anchor fluke structure is used for through Leak hole and is clamped on inner side shell wall, and the clamping force action direction of described anchor fluke structure on the shell wall of described inner side is parallel with the axial direction of described connecting rod; Described anchor fluke structure has shrinks and discharges two states, and during contraction state, it is inner that described anchor fluke structure is positioned at described connecting rod, and during releasing state, described anchor fluke structure extend out to described connecting rod outside and is clamped on the shell wall of described inner side;
Described gasket seal is set in described connecting rod outside, and described gasket seal is used for from Leak hole described in outer side sealing;
Described fastening piece is connected to described connecting rod outside, and contacts with described gasket seal; Described fastening piece is for being pressed on described gasket seal the hull outside of described Leak hole;
Wherein, on the side of described connecting rod, be provided with at least two anchor fluke structures.
2. the capping tools of Leak hole according to claim 1, is characterized in that,
Described anchor fluke structure comprises anchor fluke, spring sheet, and described connecting rod is correspondingly provided with mounting groove, and described anchor fluke is connected with described mounting groove by bearing pin; Described spring sheet is arranged between described anchor fluke and described mounting groove;
When described spring sheet shrinks, described anchor fluke rotates into described mounting groove along described bearing pin; When described spring sheet discharges, described anchor fluke ejects described mounting groove along described bearing pin rotation.
3. the capping tools of Leak hole according to claim 1, is characterized in that,
Described anchor fluke framework comprises anchor fluke, helical spring, and described connecting rod is correspondingly provided with mounting groove; Described helical spring one end is connected to the bottom of described mounting groove, and the other end connects described anchor fluke;
During described helical spring compression, described anchor fluke vertically enters described mounting groove; When described helical spring discharges, described anchor fluke vertically ejects described mounting groove.
4. according to the capping tools of the Leak hole described in claim 1 or 2 or 3, it is characterized in that,
Described connecting rod is double-screw bolt, and described fastening piece is cup type nut;
The cup end of described cup type nut, is threaded with described double-screw bolt, and the rim of a cup of described cup type nut contacts with described gasket seal; Described gasket seal is being provided with circular groove with described rim of a cup contact position, the edge section of described circular groove for holding described rim of a cup.
5. according to the capping tools of the Leak hole described in claim 1 or 2 or 3, it is characterized in that,
Described connecting rod is double-screw bolt, and described fastening piece is cup type nut, between described cup type nut and described gasket seal, is provided with annulus, and described annulus inner side is provided with conical cavity;
The first end of described annulus contacts with described gasket seal, and the second end of described annulus contacts with the rim of a cup of described cup type nut, and the cup end of described cup type nut is threaded with described double-screw bolt; Wherein, described gasket seal is being provided with circular groove with described annulus contact position, and the first end internal diameter of described annulus equals the internal diameter of described circular groove, and the second end internal diameter of described annulus is less than the internal diameter of described circular groove.
6. according to the capping tools of the Leak hole described in claim 1 or 2 or 3, it is characterized in that,
On the end face that described gasket seal contacts with described Leak hole, offer annular protrusion, the end face that described gasket seal contacts with described Leak hole is curved end or flat end face.
7. according to the capping tools of the Leak hole described in claim 1 or 2 or 3, it is characterized in that,
The side of described gasket seal is symmetrically arranged with limit structure, and described limit structure is for limiting described gasket seal in the spinning movement of installation process.
8. according to the capping tools of the Leak hole described in claim 1 or 2 or 3, it is characterized in that,
Also comprise retainer nut, described retainer nut is tightened on described connecting rod outside, and contacts with described fastening piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420287437.3U CN203892801U (en) | 2014-05-30 | 2014-05-30 | Blocking tool for leaking hole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420287437.3U CN203892801U (en) | 2014-05-30 | 2014-05-30 | Blocking tool for leaking hole |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203892801U true CN203892801U (en) | 2014-10-22 |
Family
ID=51719206
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420287437.3U Expired - Lifetime CN203892801U (en) | 2014-05-30 | 2014-05-30 | Blocking tool for leaking hole |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203892801U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115751166A (en) * | 2022-11-16 | 2023-03-07 | 贵州电网有限责任公司 | Residual pressure monitoring and inflating method and leakage blocking device for sulfur hexafluoride gas cylinder |
-
2014
- 2014-05-30 CN CN201420287437.3U patent/CN203892801U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115751166A (en) * | 2022-11-16 | 2023-03-07 | 贵州电网有限责任公司 | Residual pressure monitoring and inflating method and leakage blocking device for sulfur hexafluoride gas cylinder |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104006263B (en) | A kind of capping tools of Leak hole, method for blocking | |
| CN201351789Y (en) | Sealing plug capable of expanding at pipe opening | |
| CN204692897U (en) | A kind of two-stage closed conduit covering leaks clamping | |
| CN104976434A (en) | Underwater vehicle cable penetrating pressure-proof shell leakage sealing and resealing device | |
| CN201462322U (en) | Seal clamp with pressure | |
| CN204459130U (en) | Plugging device for leak on side wall of closed container | |
| CN203797165U (en) | Underwater vehicle cable running through pressure hull sealing leaking resealing device | |
| CN202176874U (en) | Sealing head type leak stopping body for rush-repair of pipeline and pipeline rush-repair clamp | |
| CN203963386U (en) | A kind of novel tape-pressure leakage clogging device | |
| CN203892801U (en) | Blocking tool for leaking hole | |
| CN204042317U (en) | Cable wire hoop tool does not stop work seal fixture | |
| CN102735401A (en) | Pipe orifice sealing device | |
| CN206513827U (en) | A kind of casing hole sealing structure | |
| CN203023730U (en) | Pipeline rapid-plugging device | |
| CN204829107U (en) | Pipe end sealing device for pressure testing | |
| CN204573458U (en) | The online first-aid clamp of a kind of oil and gas pipes | |
| CN202735032U (en) | Pipe sealing device for pipe opening | |
| CN203628136U (en) | Pipe fitting pressure testing device | |
| CN213982500U (en) | Quick leaking stoppage frock of low pressure pipeline | |
| CN212921889U (en) | Plugging device suitable for leakage of liquid cargo pump flange of small LNG transport ship | |
| CN211203295U (en) | Submarine pipeline emergency clamp | |
| CN203672564U (en) | Airtight plugging device | |
| CN209819031U (en) | Pipe clamping tool for sealing pipeline of pressure instrument | |
| CN204025974U (en) | A kind of inflating gas cylinder joint | |
| CN103231187B (en) | A kind of soldering device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20141022 |
|
| CX01 | Expiry of patent term |