CN202076759U - Improved elastic pipeline plugging piece - Google Patents
Improved elastic pipeline plugging piece Download PDFInfo
- Publication number
- CN202076759U CN202076759U CN2011201922094U CN201120192209U CN202076759U CN 202076759 U CN202076759 U CN 202076759U CN 2011201922094 U CN2011201922094 U CN 2011201922094U CN 201120192209 U CN201120192209 U CN 201120192209U CN 202076759 U CN202076759 U CN 202076759U
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- elastomer
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- pressing plate
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Abstract
The present utility model relates to a device for plugging a pipeline hole, especially to an improved elastic pipeline plugging piece. The piece comprises elastic bodies (5) and press plates (1), the press plates and the elastic bodies are combined to form an annular shape and composed of a plurality of equal fan-shaped parts. Through holes (8) are evenly distributed on the corresponding positions of the fan-shaped parts, the press plates and the elastic bodies are connected together by passing bolts (3) through the through holes (8) and nuts (4), and the sections of the press plates and the elastic bodies are fan-shaped and provided with chamferings. When the pipeline plugging piece is installed, the elastic bodies are deformed in radial direction to expand through screwing up the nuts. As the elastic plates and the press plates are composed of a plurality of equal fan-shaped parts, the deformation range of each pressed fan-shaped part of the elastic bodies is different when the plugging piece is installed, thus the plugging piece can well suit pipelines with different sizes.
Description
Technical field
The utility model relates to the device that is used for the blocking pipe hole, and particularly a kind of follow-on sewage foreign matter that can prevent enters the pipe plugging spare in the pipeline.
Background technology
In all kinds of subways, because pipeline is long-term and water supply and sewerage pipeline, gas pipeline walk abreast, intersect, and cable circuit when energising can produce vibration, therefore cable duct occur easily seeping water, the phenomenon of permeation, even cause cable shaft ponding, cause great difficulty for the staff of line maintenance operation, even damage line facility, initiation fire, cause the communication accident, cause damage for many departments.Therefore, in cable duct is laid, need in pipeline, use closeouts, be used for the isolating pipelines internal and external parts, guarantee that sewage, foul smell, foreign matters enter in the pipeline, guarantee device security.
China utility model patent ZL2006201600600 discloses a kind of elastic pipeline closeouts, be characterized in comprising outer plate, clip plate, elastomer, outer plate and clip plate place elastomeric both sides respectively, and outer plate, clip plate, elastomer are that the polylith by monolithic or five equilibrium constitutes; Outer plate, clip plate, elastomer have through hole equably in its corresponding position, and bolt passes through hole and nut links together described outer plate, clip plate, elastomer together; When this pipe plugging spare was installed, fastening nut made elastomer that radially deformation take place and expands.
Although this closeouts is in use reacted well, the applicant find when cable duct owing to construction or other reason when crimp occurring, circular closeouts can not adapt to the pipeline of distortion.The author personnel are necessary for the specific closeouts of distortion pipeline customization, have therefore improved the use manufacturing cost, have also strengthened task difficulty.
The utility model content
(1) technical problem that will solve
The purpose of this utility model is to overcome above-mentioned deficiency, provide a kind of not only good airproof performance, simple in structure, production cost is low, can adapt to the closeouts of being out of shape pipeline.
(2) technical scheme
In order to achieve the above object, the utility model provides a kind of modified model elastic pipeline closeouts, it comprises elastomer 5 and places the pressing plate 1 of described elastomer 5 both sides respectively, described pressing plate 1 and elastomer 5 be a plurality of fan-shaped part by five equilibrium constitute circular, each fan-shaped part of described pressing plate 1 and elastomer 5 has through hole 8 equably in its corresponding position, and bolt 3 passes through hole 8 and nut 4 links together described pressing plate 1 and elastomer 5 together; The section shape that it is characterized in that described pressing plate 1 and elastomer 5 is have chamfering fan-shaped.
During installation, fastening nut 4 makes each scallop branch of elastomer 5 that the radial shape change take place and expands, because elastomer 5 is split into a plurality of fan-shaped parts, so each fan-shaped part is squeezed and the amplitude of deformation is not quite similar, so this closeouts is applicable to the pipeline of different size.
According to a kind of preferably embodiment of above-mentioned modified model elastic pipeline closeouts, described pressing plate 1 and elastomer 5 are that 6 or 8 fan-shaped parts by five equilibrium constitute.
According to the another kind of above-mentioned modified model elastic pipeline closeouts embodiment preferably, described through hole 8 is polygonal.
More preferably, described through hole 8 is square.
A kind of preferably embodiment according to above-mentioned modified model elastic pipeline closeouts, described bolt comprises round end nut 31, near the polygon bolt ridge 32 of nut one end, at the external screw thread 33 of the bolt ridge other end, be circle or polygon bolt ridge between polygon bolt ridge and external screw thread; Described through hole 8 is complementary on shape, size with bolt polygon bolt ridge; During fastening nut, snap bolt is fixed by polygon through hole 8 and can not rotated.
Preferably, it also comprises cable stopple 9, described cable stopple 9 comprises the round and elastic body, at the through hole of cable stopple 9 middle positions, pass the screw bolt and nut of described through hole; During installation, fastening nut expands round and elastic body generation radial direction.
(3) beneficial effect
Radially deformation takes place and expands in modified model elastic pipeline closeouts of the present utility model, presses to inner-walls of duct and circuit pipe outer wall, plays good sealing effectiveness.And when producing vibration when the circuit energising, closeouts can also absorb the energy of vibration, the protection pipeline.Because its elasticity and pressing plate constitute by a plurality of fan-shaped part of five equilibrium, therefore when mounted, the fan-shaped part of each of elastomer 5 is squeezed and the amplitude of deformation is not quite similar, so this closeouts is applicable to the pipeline of different size.Of the present utility model simple in structure, production cost is low.No matter be pressing plate or elastomer, its mould process is all very simple, is convenient to produce in batches.
Description of drawings
Fig. 1 is the cross-sectional view of closeouts of the present utility model when idle;
Fig. 2 is a closeouts of the present utility model cross-sectional view when using;
Fig. 3 is the vertical view of embodiment 1;
Fig. 4 is the vertical view of embodiment 2;
Fig. 5 is the structural representation of a kind of round end side body bolt;
Fig. 6 is the structural representation of another kind of round end side body bolt;
Among the figure, 1, pressing plate; 3, bolt; 4, nut; 5, elastomer; 6, cable duct; 7, cable; 8, through hole; 9, cable stopple; 15, the elastomer of Peng Zhanging; 31, round end nut; 32, square body bolt ridge; 33, external screw thread.
Embodiment
Following embodiment illustrates modified model elastic pipeline closeouts of the present utility model in conjunction with the accompanying drawings without limitation.Those skilled in the art; under the situation that does not break away from spirit and scope of the present utility model; can also make various variations and modification, so all technical schemes that are equal to also belong to category of the present utility model, its scope of patent protection is limited by the application's claims.
Referring to Fig. 1, the elastic pipeline closeouts comprises bolt 3, nut 4, elastomer 5, places two pressing plates 1 of elastomer 5 both sides respectively.Wherein, pressing plate 1 constitutes by 8 eight equal parts circular sector stainless steel metal plates, and elastomer 5 also is made of 8 eight equal parts circular sector parts.Pressing plate 1, elastomer 5, size should be complementary with the shape internal diameter of cable 7, cable duct 6.Usually, the cross sectional shape of cable 7 and cable duct 6 is circular, the about 15cm of the internal diameter of cable duct 6, and the about 6cm of the external diameter of cable 7.So present embodiment, pressing plate 1 external diameter is 13.5cm, and internal diameter is 6.5cm, and thickness is 2mm.
Elastomer 5 has a certain thickness annulus for what the colloid with certain elastic strength was made.Specifically in the present embodiment, under idle state, elastomer 5 thickness are 5cm, and elastomer 5 internal diameters are 6.5cm, and external diameter is 14.5cm.
Referring to Fig. 3, on pressing plate 1 and elastomer 5 each fan-shaped part, have through hole, wherein, the through hole on the pressing plate 1 is a square through hole.Passing through hole with bolt couples together pressing plate 1 and elastomer 5.Referring to Fig. 5 or 6, preferably, the type of bolt is round end side's body bolt, and it comprises round end nut 31, square body bolt ridge 32, external screw thread 33.Side's body bolt ridge 32 can be short as shown in Figure 6, between square body bolt ridge 32 and external screw thread 33 one section smooth double-screw bolt is arranged; Also can be as shown in Figure 7, square body bolt ridge 32 is long.Used bolt in the present embodiment as Fig. 6.Because the through hole of opening at pressing plate 18 is square through holes, the bolt ridge of its aperture and round end side's body bolt is complementary.
Comparison diagram 1, Fig. 2.During use, pressing plate 1 is placed the both sides of elastomer 5 respectively, the position of aligned through holes is passed through hole with bolt 3 they is coupled together.Because the through hole 8 on the pressing plate 1 is square, the bolt ridge of bolt 3 also is square, and their shape, size are complementary, and when bolt passed elastomer, bolt was fixed by pressing plate 1.Therefore, when pressing plate 1 one side fastening nuts 4, bolt 3 can be along with rotation, convenient working.
During installation, fan-shaped part is installed one by one, cable 7 is passed from the centre of closeouts.Fastening nut 4, pressing plate 1 is stressed to be made elastomer 5 radially deformation to a certain degree occur and expands.Referring to Fig. 2, elastomer 15 external diameters of expansion can increase, and internal diameter can dwindle, and by wedge ring, can make this closeouts be applicable to each pipeline and cable simultaneously, play the effect of closed conduit with this.
Because its elasticity and pressing plate constitute by a plurality of fan-shaped part of five equilibrium, therefore when mounted, the fan-shaped part of each of elastomer 5 is squeezed and the amplitude of deformation is not quite similar, and compared with prior art, this closeouts can be applicable to the pipeline of different size well.
Embodiment 2
The modified model elastic pipeline closeouts of present embodiment also comprises is located at the middle cable stopple 9 of circular closeouts, as shown in Figure 4.Remainder is then identical with embodiment 1 part.
Because underground piping has a large amount of pores, some distortion pore can block up with the elastic pipeline closeouts that comprises cable stopple 9 of present embodiment when not using, and guarantees close property of liquid and air-tightness in the pipeline, guarantees installation security.The design and implementation example 1 of stopple is similar, and structure is very simple.Adopt the pipe plugging spare of present embodiment can be conveniently used in pipeline that cable passes through or idle pipeline, adaptability is stronger.
Claims (6)
1. modified model elastic pipeline closeouts, it comprises elastomer (5) and places the pressing plate (1) of described elastomer (5) both sides respectively, described pressing plate (1) and elastomer (5) be a plurality of fan-shaped part by five equilibrium constitute circular, each fan-shaped part of described pressing plate (1) and elastomer (5) has through hole (8) equably in its corresponding position, and bolt (3) passes through hole (8) and nut (4) links together described pressing plate (1) and elastomer (5) together; The section shape that it is characterized in that described pressing plate (1) and elastomer (5) is have chamfering fan-shaped.
2. modified model elastic pipeline closeouts according to claim 1 is characterized in that described pressing plate (1) and elastomer (5) are that 6 or 8 fan-shaped parts by five equilibrium constitute.
3. modified model elastic pipeline closeouts according to claim 1 is characterized in that described through hole (8) is polygonal.
4. modified model elastic pipeline closeouts according to claim 1 and 2 is characterized in that described through hole (8) is square.
5. modified model elastic pipeline closeouts according to claim 1, it is characterized in that described bolt comprise round end nut (31), near the polygon bolt ridge (32) of nut one end, at the external screw thread (33) of the bolt ridge other end, be circle or polygon bolt ridge between polygon bolt ridge and external screw thread.
6. modified model elastic pipeline closeouts according to claim 1, it is characterized in that it also comprises cable stopple (9), described cable stopple (9) comprises the round and elastic body, at the through hole of cable stopple (9) middle position, pass the screw bolt and nut of described through hole; During installation, fastening nut expands round and elastic body generation radial direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201922094U CN202076759U (en) | 2011-06-09 | 2011-06-09 | Improved elastic pipeline plugging piece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201922094U CN202076759U (en) | 2011-06-09 | 2011-06-09 | Improved elastic pipeline plugging piece |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202076759U true CN202076759U (en) | 2011-12-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201922094U Expired - Fee Related CN202076759U (en) | 2011-06-09 | 2011-06-09 | Improved elastic pipeline plugging piece |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202076759U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102709863A (en) * | 2012-04-10 | 2012-10-03 | 山西省电力公司太原供电分公司 | Sealer for tip of cable through pipe |
| CN103280746A (en) * | 2013-05-16 | 2013-09-04 | 潘援朝 | Cable plug |
| CN103486338A (en) * | 2013-09-02 | 2014-01-01 | 国家电网公司 | Waterproof blocking device for cable-penetrating protective pipe |
| CN108832585A (en) * | 2018-07-03 | 2018-11-16 | 国网河北省电力有限公司石家庄供电分公司 | High-tension cable pyrocondensation waterproof sealing cap |
| CN109506050A (en) * | 2018-12-18 | 2019-03-22 | 上海怡博船务有限公司 | A kind of cable/conduit sealing device |
| CN109510158A (en) * | 2018-12-12 | 2019-03-22 | 山东柏远复合材料科技有限公司 | A kind of omnipotent pipeline hidden danger arrester |
| CN110174420A (en) * | 2019-06-12 | 2019-08-27 | 中国华电科工集团有限公司 | A kind of lossless detection method and flaw detection hole closeouts of thermal power plant's pipeline-weld |
| CN114006322A (en) * | 2021-10-26 | 2022-02-01 | 中国建筑第八工程局有限公司 | Electromechanical pipeline plugging device and plugging method thereof |
-
2011
- 2011-06-09 CN CN2011201922094U patent/CN202076759U/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102709863A (en) * | 2012-04-10 | 2012-10-03 | 山西省电力公司太原供电分公司 | Sealer for tip of cable through pipe |
| CN103280746A (en) * | 2013-05-16 | 2013-09-04 | 潘援朝 | Cable plug |
| CN103280746B (en) * | 2013-05-16 | 2016-08-17 | 潘援朝 | Cable plug |
| CN103486338A (en) * | 2013-09-02 | 2014-01-01 | 国家电网公司 | Waterproof blocking device for cable-penetrating protective pipe |
| CN103486338B (en) * | 2013-09-02 | 2015-09-30 | 国家电网公司 | Pillar waterproof blocking device worn by a kind of cable |
| CN108832585A (en) * | 2018-07-03 | 2018-11-16 | 国网河北省电力有限公司石家庄供电分公司 | High-tension cable pyrocondensation waterproof sealing cap |
| CN108832585B (en) * | 2018-07-03 | 2020-02-18 | 国网河北省电力有限公司石家庄供电分公司 | High-voltage cable thermal shrinkage waterproof sealing cap |
| CN109510158A (en) * | 2018-12-12 | 2019-03-22 | 山东柏远复合材料科技有限公司 | A kind of omnipotent pipeline hidden danger arrester |
| CN109510158B (en) * | 2018-12-12 | 2024-04-05 | 山东柏远复合材料科技股份有限公司 | Universal pipeline hidden trouble eliminator |
| CN109506050A (en) * | 2018-12-18 | 2019-03-22 | 上海怡博船务有限公司 | A kind of cable/conduit sealing device |
| CN110174420A (en) * | 2019-06-12 | 2019-08-27 | 中国华电科工集团有限公司 | A kind of lossless detection method and flaw detection hole closeouts of thermal power plant's pipeline-weld |
| CN114006322A (en) * | 2021-10-26 | 2022-02-01 | 中国建筑第八工程局有限公司 | Electromechanical pipeline plugging device and plugging method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111214 Termination date: 20190609 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |