CN105020503A - Circular pipe sealing joint with sealing gaskets for connecting bamboo-like prestressed plastic pipes - Google Patents
Circular pipe sealing joint with sealing gaskets for connecting bamboo-like prestressed plastic pipes Download PDFInfo
- Publication number
- CN105020503A CN105020503A CN201510387812.0A CN201510387812A CN105020503A CN 105020503 A CN105020503 A CN 105020503A CN 201510387812 A CN201510387812 A CN 201510387812A CN 105020503 A CN105020503 A CN 105020503A
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- Prior art keywords
- sealing
- sealing gasket
- bamboo
- pipe
- large annular
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Classifications
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- 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
- F16L21/00—Joints with sleeve or socket
- F16L21/06—Joints with sleeve or socket with a divided sleeve or ring clamping around the pipe-ends
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Gasket Seals (AREA)
Abstract
The invention discloses a circular pipe sealing joint with sealing gaskets for connecting bamboo-like prestressed plastic pipes. The circular pipe sealing joint is formed by butting a pair of semicircular pipes with opposite and mirror-symmetrical structures, wherein two large annular grooves are formed in the inner ring of each semicircular pipe, and sealing gasket grooves are respectively formed in the two sides of each large annular groove; the two large annular grooves are respectively wrapped on the peripheries of the first large annular ribs at the end parts of the bamboo-like prestressed plastic pipes respectively connected with the two ends of the circular pipe sealing joint; a plurality of sealing gasket grooves are mutually parallel and correspond to the positions of small straight pipes on the two sides of the first large annular ribs at the end parts of the bamboo-like prestressed plastic pipes; the sealing gaskets are respectively mounted in the sealing gasket grooves. The circular pipe sealing joint has the beneficial effects that the sealing gaskets are pressed and wrapped on the two sides of the large annular ribs of the bamboo-like prestressed plastic pipes, so that the sealing effect is good, and the compactness and the plumpness of vacuum-prestressed duct grouting is facilitated; the two semicircular pipes with the sealing gaskets are buckled and pressed at the end parts of two bamboo-like prestressed plastic pipes for connection and sealing, and the operation is simple.
Description
Technical field
The present invention relates to be prestress wire construction in plastic pipe sealing joint, particularly be a kind of pipe SEALING FITTING connecting Bamboo-shaped prestressed plastic pipe racks sealing gasket.
Background technique
In recent years along with the development of construction industry, prestressed concrete is promoted gradually, and compared with conventional steel bar concrete, it is high that prestressed concrete has intensity, save the advantages such as material, now advanced technology is vacuum grouting post tension concrete technology.Its feature is first concreting, pre-plugged metal tube or plastic tube in concrete, after concrete reaches some strength, tractive prestress wire in built-in metal pipe or plastic tube again, then with ground tackle, prestress wire is fixed on component, finally vacuumizes at pipeline one end vacuum pump, make it produce the degree of vacuum of-0.1Mpa, with grouting pump, special cement is poured into from the pipeline the other end again, until be full of pipeline.These metal tubes or plastic tube not only need for prestress wire provides protective barrier, also need higher sealing to ensure the quality of vacuum grouting.
More advanced in present embedding pipe fittings is Bamboo-shaped prestressed plastic pipe, this plastic tube intensity is high, quality is better, but in constructing at the scene, this plastic tube generally adopts thermoplastic to weld, or the mode twining sealant tape is interconnected, these Placement process are loaded down with trivial details, and stability is bad, and sealing effect is poor, be easy to the phenomenon leaked air, affect degree of compaction and the plumpness of vacuum prestressed pore passage grouting.
Summary of the invention
The object of the invention is to the deficiency overcoming above-mentioned technology, a kind of a kind of pipe SEALING FITTING connecting Bamboo-shaped prestressed plastic pipe racks sealing gasket of easy and simple to handle, good seal performance is provided.
The technological scheme solved the problems of the technologies described above is: a kind of pipe SEALING FITTING connecting Bamboo-shaped prestressed plastic pipe racks sealing gasket, and described pipe SEALING FITTING is relatively bonded with a pair semi-circular tube docking of specular by structure; Two large annular grooves that the inner ring of described each semi-circular tube all has structure same intervals to arrange, are respectively arranged with a sealing gasket groove in the both sides of each large annular groove; Described two large annular grooves are wrapped in the outer rim of the first large annular muscle of Bamboo-shaped prestressed plastic tube end that pipe SEALING FITTING two ends connect respectively respectively; Described sealing gasket groove is corresponding with the little straight tube position of the first large annular muscle both sides of described Bamboo-shaped prestressed plastic tube end; In described sealing gasket groove, respectively sealing gasket is housed.
Preferred version is: the mating face of described a pair semi-circular tube docking axially protrudes along pipe SEALING FITTING the flanged surface being formed and combine between the higher and lower levels to respective outer rim.
Preferred version is: on each semi-circular tube docking junction plane, be provided with the transverse sealing connecting groove being communicated with described sealing gasket groove; Described sealing gasket comprises the longitudinal sealing pad of multiple semicircles of vertical tube SEALING FITTING axis and is parallel to the lateral connection sealing gasket that pipe SEALING FITTING is axially positioned at multiple longitudinal sealing pad two ends; Described multiple longitudinal sealing pad is arranged in described sealing gasket groove; Described lateral connection sealing gasket is arranged in transverse sealing connecting groove.
The invention has the beneficial effects as follows:
1, the present invention adopts elastic sealing gasket tightly to press to be rolled in the large annular muscle both sides of Bamboo-shaped prestressed plastic pipe, and when vacuumizing construction, good sealing effect, contributes to degree of compaction and the plumpness of vacuum prestressed pore passage grouting.
2, the present invention adopt band sealing gasket two semi-circular tubes withhold be combined in two Bamboo-shaped prestressed plastic tube ends carry out connections seal, easy and simple to handle, reliable performance.
3, structure of the present invention is simple, and easy to process, suit large area to popularize use.
Accompanying drawing explanation
Fig. 1 is plan view of the present invention;
Fig. 2 is the sectional view of the A-A in Fig. 1;
Fig. 3 is the plan view of the semi-circular tube display lower semicircular pipe removing top in Fig. 1;
Fig. 4 is B-B sectional view in Fig. 3;
Fig. 5 is the plan view of sealing gasket in Fig. 1;
Fig. 6 is the sectional view of C-C in Fig. 5.
" in accompanying drawing, sequence number illustrates "
1: semi-circular tube; 1a: large annular groove; 1b: sealing gasket groove; 1c: flanged surface; 1d: transverse sealing connecting groove; 2: sealing gasket; 2a: longitudinal sealing pad; 2b: lateral connection sealing gasket; 3: Bamboo-shaped prestressed plastic pipe; 3a: large annular muscle; 3b: little straight tube; 4: pipe SEALING FITTING.
Embodiment
Below in conjunction with accompanying drawing, the embodiment of the present invention is further illustrated.
As shown in the figure, the invention provides a kind of pipe SEALING FITTING connecting Bamboo-shaped prestressed plastic pipe racks sealing gasket, described pipe SEALING FITTING 4 is relatively bonded with a pair semi-circular tube 1 docking of specular by structure; Two that the inner ring of described each semi-circular tube 1 all has structure same intervals to arrange large annular groove 1a, are respectively arranged with a sealing gasket groove 1b in the both sides of each large annular groove 1a; Described two large annular groove 1a are wrapped in the outer rim of the first large annular muscle 3a in Bamboo-shaped prestressed plastic pipe 3 end that pipe SEALING FITTING 4 two ends connect respectively respectively; Described multiple sealing gasket groove 1b is parallel to each other and corresponding with the little straight tube 3b position of first large annular muscle 3a both sides, described Bamboo-shaped prestressed plastic pipe 3 end; In described sealing gasket groove 1b, sealing gasket 2 is housed respectively.
The mating face that described a pair semi-circular tube 1 docks axially protrudes along pipe SEALING FITTING 4 the flanged surface 1c being formed and combine between the higher and lower levels to respective outer rim.
Transverse sealing connecting groove 1d junction plane being provided with and being communicated with multiple sealing gasket groove 1b is docked at each semi-circular tube 1; Described sealing gasket 2 comprises the longitudinal sealing pad 2a of multiple semicircles of vertical tube SEALING FITTING 4 axis and is parallel to the lateral connection sealing gasket 2b that pipe SEALING FITTING 4 is axially positioned at multiple longitudinal sealing pad 2a two ends; Described multiple longitudinal sealing pad 2a is arranged in multiple sealing gasket groove 1b; Described lateral connection sealing gasket 2b is arranged in transverse sealing connecting groove 1d.
In particular, as depicted in figs. 1 and 2, semi-circular tube 1 has two, the relatively same specular of structure, the companion flange face 1c of upper and lower symmetrical two semi-circular tubes 1 presses close to, two semi-circular tubes 1 can adopt sealing gluing and is connected, bolt-locking connection or adhesive tape bundle and be connected to form a pipe SEALING FITTING 4.
As shown in Figure 1, Figure 3, semi-circular tube 1 inner ring is provided with two large annular groove 1a, and two large annular groove 1a are used for wrapping up the first large annular muscle 3a in Bamboo-shaped prestressed plastic pipe 3 end.
Sealing gasket groove 1b is had at semi-circular tube 1 inner ring of each large annular groove 1a left and right sides, in sealing gasket groove 1b, semicircular sealing gasket 2 is installed, sealing gasket 2 is connected as a single entity by multiple longitudinal sealing pad 2a and two lateral connection sealing gasket 2b, is put into respectively in described sealing gasket groove 1b and transverse sealing connecting groove 1d.The degree of depth of the Thickness Ratio sealing gasket groove 1b of sealing gasket 2 is large, from the projecting inward part of sealing gasket groove 1b after installation, because sealing gasket 2 adopts rubber or other elastic material to make, when upper and lower two semi-circular tubes 1 compress, on the sealing gasket 2 little straight tube 3b being wrapped in first large annular muscle 3a both sides, Bamboo-shaped prestressed plastic pipe 3 end tightly, thus play seal action.
As shown in Figure 1, in use, the Bamboo-shaped prestressed plastic pipe 3 connected is needed to align placement at pipe SEALING FITTING 4 two ends, then the semi-circular tube 1 two being equipped with sealing gasket 2 is enclosed within Bamboo-shaped prestressed plastic pipe 3 end respectively, clamping two halves pipe 1, under the pressuring action of sealing gasket 2, be easy to realize vacuum seal and connect.
Claims (3)
1. connect a pipe SEALING FITTING for Bamboo-shaped prestressed plastic pipe racks sealing gasket, it is characterized in that, described pipe SEALING FITTING (4) is relatively bonded with a pair semi-circular tube (1) docking of specular by structure; Two large annular grooves (1a) that the inner ring of described each semi-circular tube (1) all has structure same intervals to arrange, are respectively arranged with a sealing gasket groove (1b) in the both sides of each large annular groove (1a); Described two large annular grooves (1a) are wrapped in the outer rim of the first large annular muscle (3a) in Bamboo-shaped prestressed plastic pipe (3) end that pipe SEALING FITTING (4) two ends connect respectively respectively; Described sealing gasket groove (1b) is corresponding with little straight tube (3b) position of first large annular muscle (3a) both sides, described Bamboo-shaped prestressed plastic pipe (3) end; In described sealing gasket groove (1b), sealing gasket (2) is housed respectively.
2. according to a kind of pipe SEALING FITTING connecting Bamboo-shaped prestressed plastic pipe racks sealing gasket described in claim 1, it is characterized in that, the mating face that described a pair semi-circular tube (1) is docked axially protrudes along pipe SEALING FITTING (4) flanged surface (1c) being formed and combine between the higher and lower levels to respective outer rim.
3. according to a kind of pipe SEALING FITTING connecting Bamboo-shaped prestressed plastic pipe racks sealing gasket described in claim 1, it is characterized in that, each semi-circular tube (1) docking junction plane is provided with the transverse sealing connecting groove (1d) being communicated with described sealing gasket groove (1b); Described sealing gasket (2) comprises the longitudinal sealing pad (2a) of the axial multiple semicircles of vertical tube SEALING FITTING (4) and is parallel to the lateral connection sealing gasket (2b) that pipe SEALING FITTING (4) is axially positioned at multiple longitudinal sealing pad (2a) two ends; Described multiple longitudinal sealing pad (2a) is arranged in described sealing gasket groove (1b); Described lateral connection sealing gasket (2b) is arranged in transverse sealing connecting groove (1d).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510387812.0A CN105020503A (en) | 2015-07-03 | 2015-07-03 | Circular pipe sealing joint with sealing gaskets for connecting bamboo-like prestressed plastic pipes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510387812.0A CN105020503A (en) | 2015-07-03 | 2015-07-03 | Circular pipe sealing joint with sealing gaskets for connecting bamboo-like prestressed plastic pipes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105020503A true CN105020503A (en) | 2015-11-04 |
Family
ID=54410684
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510387812.0A Pending CN105020503A (en) | 2015-07-03 | 2015-07-03 | Circular pipe sealing joint with sealing gaskets for connecting bamboo-like prestressed plastic pipes |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105020503A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4652023A (en) * | 1984-02-13 | 1987-03-24 | Timmons Fred A | Repair coupler |
| CN201757231U (en) * | 2010-07-06 | 2011-03-09 | 上海瑞孚管路系统有限公司 | Ultrahigh-pressure pipe joint structure |
| CN202402844U (en) * | 2012-01-17 | 2012-08-29 | 湖南双马新材料科技有限公司 | Joint device of spiral corrugated pipe |
| CN204062247U (en) * | 2014-08-13 | 2014-12-31 | 贵州森瑞新材料股份有限公司 | The Hermetical connecting structure of single-wall corrugated pipe |
| CN205136878U (en) * | 2015-07-03 | 2016-04-06 | 天津鑫坤泰预应力专业技术有限公司 | Connect sealed pipe sealing joint who fills up of bamboo -shaped prestressing force plastics pipe racks |
-
2015
- 2015-07-03 CN CN201510387812.0A patent/CN105020503A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4652023A (en) * | 1984-02-13 | 1987-03-24 | Timmons Fred A | Repair coupler |
| CN201757231U (en) * | 2010-07-06 | 2011-03-09 | 上海瑞孚管路系统有限公司 | Ultrahigh-pressure pipe joint structure |
| CN202402844U (en) * | 2012-01-17 | 2012-08-29 | 湖南双马新材料科技有限公司 | Joint device of spiral corrugated pipe |
| CN204062247U (en) * | 2014-08-13 | 2014-12-31 | 贵州森瑞新材料股份有限公司 | The Hermetical connecting structure of single-wall corrugated pipe |
| CN205136878U (en) * | 2015-07-03 | 2016-04-06 | 天津鑫坤泰预应力专业技术有限公司 | Connect sealed pipe sealing joint who fills up of bamboo -shaped prestressing force plastics pipe racks |
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|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20151104 |
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| RJ01 | Rejection of invention patent application after publication |