CN105972354A - Variable-diameter half joint - Google Patents
Variable-diameter half joint Download PDFInfo
- Publication number
- CN105972354A CN105972354A CN201610575307.3A CN201610575307A CN105972354A CN 105972354 A CN105972354 A CN 105972354A CN 201610575307 A CN201610575307 A CN 201610575307A CN 105972354 A CN105972354 A CN 105972354A
- Authority
- CN
- China
- Prior art keywords
- arc
- plugging device
- groove
- pipeline leakage
- leakage plugging
- 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.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L23/00—Flanged joints
- F16L23/02—Flanged joints the flanges being connected by members tensioned axially
- F16L23/036—Flanged joints the flanges being connected by members tensioned axially characterised by the tensioning members, e.g. specially adapted bolts or C-clamps
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Gasket Seals (AREA)
- Pipe Accessories (AREA)
Abstract
The invention belongs to the technical field of pipeline installation, and particularly relates to a variable-diameter half joint. The variable-diameter half joint comprises two half-ring-shaped shells, wherein the two half-ring-shaped shells are combined to form a tubular shell, the diameter of one end of the tubular shell is larger than that of the other end of the tubular shell so that the tubular shell can be clamped at the position where two pipelines with different diameters are connected, and sealing gaskets are arranged at the joint of the two half-ring-shaped shells and between pipe orifices at the two ends of the tubular shell and the outer wall of each pipeline. The diameters of the two ends of the half joint change along with the change of the diameters of the pipelines and are designed independently to form the variable-diameter half joint, and the variable-diameter half joint can be used for blocking variable-diameter pipelines to meet actual working condition requirements.
Description
Technical field
The invention belongs to pipe installation technology field, be specifically related to a kind of reducing type pipeline leakage plugging device.
Background technology
Pipeline leakage plugging device is mainly used in the field such as pipe first-aid or pipeline connection, and its structure mainly includes two half shells,
Two half shells mutually fasten and can form a sleeve pipe, thus sandwich on pipeline.But it is of the prior art
Pipeline leakage plugging device is often isometrical structure, when in the face of the operating mode of some complexity, is difficult to say that pipeline is shut completely.
Such as in the junction of two reducing pipes, traditional isometrical pipeline leakage plugging device just cannot be worked together tight with two pipelines
Coordinate, be therefore badly in need of a kind of novel pipeline leakage plugging device structure to adapt to this duty requirements.
Summary of the invention
It is an object of the invention to provide a kind of reducing type pipeline leakage plugging device that tapered pipeline can be blocked.
For achieving the above object, the invention provides techniques below scheme: a kind of reducing type pipeline leakage plugging device, including
Two semicircular housings, the engaging of two halves circular shell constitutes tubular shell, wherein one end of this tubular shell
Diameter is more than the diameter of the other end so that it is can sandwich the junction at two reducing pipes；Described two semi-rings
It is equipped with sealing gasket between seam crossing and the mouth of pipe at tubular shell two ends and the pipeline outer wall of shape housing.
Described semicircular housing is groove-like structure, and when two halves circular shell engages, tubular shell two ends are receipts
Mouth shape, radially outward arches upward along pipeline in tubular shell stage casing.
Two arc strip grooves it are provided with inside the arc-shaped side at semicircular housing two ends；The arch of semicircular housing both sides
Limit is provided with two arcuate strips grooves；Described two arcuate strips grooves and two arc strip grooves sequentially connect, and form an envelope
The annular bar groove closed is for housing described sealing gasket.
The arch limit of described semicircular housing both sides is provided with the flange protruded out laterally, two halves circular shell
The bolt mounting holes offered on this flange is utilized to be bolted.
Described arcuate strips groove is arranged on the end face of described flange.
Described sealing gasket includes two arc sealing strips, and wherein the radius of an arc sealing strip is more than another arc
The radius of sealing strip；The two ends of two arc sealing strips are connected by two arch sealing strips respectively, form a closed loop
Sealing ring.
The both sides of described arc sealing strip and the both sides of arch sealing strip are laid with multiple protuberance, this protuberance with
Described arc strip groove and the sidewall interference fit of arcuate strips groove, make sealing gasket swelling fix.
Described protuberance is semi-cylindrical, and the length direction of each protuberance is along direction cloth during sealing gasket turnover annular groove
Put.
The projection being respectively arranged at two ends with a wedge shape of described arc sealing strip, the inside edge of described projection
Higher than outer ledge；The inner ring surface of described arc sealing strip is provided with a plurality of arc convex ridge.
Described arch sealing strip is provided with locating convex block, and described locating convex block protrudes out to the bottom land of arcuate strips groove and sets
Putting, the bottom land of described arcuate strips groove is provided with the locating slot coordinated with locating convex block.
The method have technical effect that: the diameter of pipeline is changed by the diameter needles at the pipeline leakage plugging device two ends of the present invention,
Carry out individually designed, form reducing type pipeline leakage plugging device, it is possible to be used for blocking tapered pipeline, to adapt to the work of reality
Condition demand.
Accompanying drawing explanation
Fig. 1 is the installation diagram of the present invention；
Fig. 2 is semicircular housing and the sealing gasket assembling stereogram of the present invention；
Fig. 3 is the semicircular housing axonometric chart of the present invention；
Fig. 4 is the sealing gasket axonometric chart of the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is described in detail.
In describing the invention, it should be noted that term " interior ", " outward " etc. instruction orientation or position
Put relation for based on orientation shown in the drawings or position relationship (i.e. the side with tube fit is inner side, away from
The side of pipeline is outside), it is for only for ease of the description present invention and simplifies description rather than instruction or hint
The device of indication or element must have particular orientation structure and operation, therefore it is not intended that to the present invention's
Limit.
As it is shown in figure 1, a kind of reducing type pipeline leakage plugging device, including two semicircular housings 10, two halves circular shell
10 engagings constitute tubular shell, and the diameter of wherein one end of this tubular shell is more than the diameter of the other end so that it is
The junction at two reducing pipes 30 can be sandwiched；The seam crossing of described two halves circular shell 10 and pipe
It is equipped with sealing gasket 20 between the mouth of pipe and pipeline 30 outer wall at shape housing two ends.The pipeline leakage plugging device two ends of the present invention
The diameter of pipeline 30 is changed by diameter needles, carries out individually designed, forms reducing type pipeline leakage plugging device, it is possible to be used for sealing
Stifled tapered pipeline 30, to adapt to the duty requirements of reality.
Preferably, as shown in Figure 2,3, described semicircular housing 10 is groove-like structure, when two semicircular shells
When body 10 engages, tubular shell two ends are closing in shape, radially outward arch upward along pipeline 30 in tubular shell stage casing.
Preferably, as it is shown on figure 3, be provided with two arc strip grooves inside the arc-shaped side at semicircular housing 10 two ends
13；The arch limit of semicircular housing 10 both sides is provided with two arcuate strips grooves 14；Described two arcuate strips grooves 14
Sequentially connect with two arc strip grooves 13, form an annular bar groove closed and be used for housing described sealing gasket 20.
Preferably, the arch limit of described semicircular housing 10 both sides is provided with the flange 11 protruded out laterally,
Two halves circular shell 10 utilizes the bolt mounting holes offered on this flange 11 to be connected by bolt 12.
Preferably, described arcuate strips groove 14 is arranged on the end face of described flange 11.
Preferably, as shown in Figure 2,4, described sealing gasket 20 includes two arc sealing strips 21, wherein one
The radius of arc sealing strip 21 is more than the radius of another arc sealing strip 21；The two ends of two arc sealing strips 21
It is connected by two arch sealing strips 22 respectively, forms a closed loop sealing ring.
Preferably, the both sides of described arc sealing strip 21 and the both sides of arch sealing strip 22 are laid with multiple
Protuberance 24, this protuberance 24 and described arc strip groove 13 and the sidewall interference fit of arcuate strips groove 14, make sealing
Pad 20 swellings to fix.
Preferably, described protuberance 24 is semi-cylindrical, and the length direction of each protuberance 24 enters along sealing gasket 20
Direction when going out annular groove is arranged, in order to the installation and removal of sealing gasket 20.
Preferably, the projection 23 being respectively arranged at two ends with a wedge shape of described arc sealing strip 21, described convex
The inside edge of block 23 is higher than outer ledge, after arc sealing strip 21 two ends are squeezed, crumple inside it
More slightly larger than outside, and the present invention arranges this wedge shaped projection 23 at arc raised line two ends, it is possible to crumple zone is entered
Row is filled, and further ensures that the sealing gasket 20 of both sides coordinates closely；The inner ring surface of described arc sealing strip 21
Being provided with a plurality of arc convex ridge 25, convex ridge 25 can be deformed after being extruded by pipeline 30, and close attachment
On the outer ring surface of pipeline 30, it is ensured that end seal is reliable.
Preferably, described arch sealing strip 22 is provided with locating convex block 26, and described locating convex block 26 is to arch
The bottom land of bar groove 14 protrudes out setting, and the bottom land of described arcuate strips groove 14 is provided with and coordinates with locating convex block 26
Locating slot, locating convex block 26 coordinates with locating slot, it is possible to prevent sealing gasket 20 from distorting in annular groove, play.
The foregoing is only the preferred embodiment of the invention, not in order to limit the invention,
Any amendment, equivalent and the improvement etc. made within all spirit in the invention and principle, all should
Within being included in the protection domain of the invention.
Claims (10)
1. a reducing type pipeline leakage plugging device, it is characterised in that: include two semicircular housings, two halves circular shell
Engaging constitutes tubular shell, and the diameter of wherein one end of this tubular shell is more than the diameter of the other end so that it is energy
Enough double teams are in the junction of two reducing pipes；The seam crossing of described two halves circular shell and tubular shell two
It is equipped with sealing gasket between the mouth of pipe and the pipeline outer wall of end.
Reducing type pipeline leakage plugging device the most according to claim 1, it is characterised in that: described semicircular housing is
Groove-like structure, when two halves circular shell engages, tubular shell two ends are closing in shape, edge, tubular shell stage casing
Pipeline radially outward arches upward.
Reducing type pipeline leakage plugging device the most according to claim 2, it is characterised in that: semicircular housing two ends
Two arc strip grooves it are provided with inside arc-shaped side；The arch limit of semicircular housing both sides is provided with two arcuate strips grooves；
Described two arcuate strips grooves and two arc strip grooves sequentially connect, and form an annular bar groove closed and are used for housing institute
State sealing gasket.
Reducing type pipeline leakage plugging device the most according to claim 3, it is characterised in that: described semicircular housing two
The arch limit of side is provided with the flange protruded out laterally, and two halves circular shell utilizes to be offered on this flange
Bolt mounting holes is bolted.
Reducing type pipeline leakage plugging device the most according to claim 4, it is characterised in that: described arcuate strips groove is arranged
On the end face of described flange.
Reducing type pipeline leakage plugging device the most according to claim 5, it is characterised in that: described sealing gasket includes two
Arc sealing strip, wherein the radius of an arc sealing strip is more than the radius of another arc sealing strip；Two arcs
The two ends of sealing strip are connected by two arch sealing strips respectively, form a closed loop sealing ring.
Reducing type pipeline leakage plugging device the most according to claim 6, it is characterised in that: described arc sealing strip
The both sides of both sides and arch sealing strip are laid with multiple protuberance, this protuberance and described arc strip groove and arcuate strips
The sidewall interference fit of groove, makes sealing gasket swelling fix.
Reducing type pipeline leakage plugging device the most according to claim 7, it is characterised in that: described protuberance is semicolumn
Shape, and the length direction of each protuberance is along direction layout during sealing gasket turnover annular groove.
Reducing type pipeline leakage plugging device the most according to claim 8, it is characterised in that: described arc sealing strip
Being respectively arranged at two ends with the projection of a wedge shape, the inside edge of described projection is higher than outer ledge；Described arc
The inner ring surface of shape sealing strip is provided with a plurality of arc convex ridge.
Reducing type pipeline leakage plugging device the most according to claim 9, it is characterised in that: on described arch sealing strip
Being provided with locating convex block, described locating convex block protrudes out setting, the groove of described arcuate strips groove to the bottom land of arcuate strips groove
The end, is provided with the locating slot coordinated with locating convex block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610575307.3A CN105972354B (en) | 2016-07-20 | 2016-07-20 | A kind of reducing type pipeline leakage plugging device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610575307.3A CN105972354B (en) | 2016-07-20 | 2016-07-20 | A kind of reducing type pipeline leakage plugging device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105972354A true CN105972354A (en) | 2016-09-28 |
| CN105972354B CN105972354B (en) | 2018-05-22 |
Family
ID=56953003
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610575307.3A Active CN105972354B (en) | 2016-07-20 | 2016-07-20 | A kind of reducing type pipeline leakage plugging device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105972354B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107339539A (en) * | 2017-06-28 | 2017-11-10 | 重庆市金渝管道设备有限公司 | A kind of spherical pipeline leakage plugging device |
| CN112747179A (en) * | 2020-04-21 | 2021-05-04 | 东南管阀股份有限公司 | Improved leakage-proof universal half joint assembly |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201496724U (en) * | 2009-09-15 | 2010-06-02 | 诸水仙 | Multifunctional haft joint of extra large pipe network |
| CN203052097U (en) * | 2013-01-11 | 2013-07-10 | 上海航水管道设备有限公司 | Multifunctional big-head huff section |
| WO2015003249A1 (en) * | 2013-07-12 | 2015-01-15 | Trudell Medical International | Huff cough simulation device |
| CN204879266U (en) * | 2015-08-05 | 2015-12-16 | 新兴铸管股份有限公司 | Harf union joint |
| CN206036456U (en) * | 2016-07-20 | 2017-03-22 | 焦祥明 | Diameter -variable ha fujie |
-
2016
- 2016-07-20 CN CN201610575307.3A patent/CN105972354B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201496724U (en) * | 2009-09-15 | 2010-06-02 | 诸水仙 | Multifunctional haft joint of extra large pipe network |
| CN203052097U (en) * | 2013-01-11 | 2013-07-10 | 上海航水管道设备有限公司 | Multifunctional big-head huff section |
| WO2015003249A1 (en) * | 2013-07-12 | 2015-01-15 | Trudell Medical International | Huff cough simulation device |
| CN204879266U (en) * | 2015-08-05 | 2015-12-16 | 新兴铸管股份有限公司 | Harf union joint |
| CN206036456U (en) * | 2016-07-20 | 2017-03-22 | 焦祥明 | Diameter -variable ha fujie |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107339539A (en) * | 2017-06-28 | 2017-11-10 | 重庆市金渝管道设备有限公司 | A kind of spherical pipeline leakage plugging device |
| CN112747179A (en) * | 2020-04-21 | 2021-05-04 | 东南管阀股份有限公司 | Improved leakage-proof universal half joint assembly |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105972354B (en) | 2018-05-22 |
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