CN105042257A - Sealing joint used for connecting bamboo-like prestress plastic pipes and provided with clamping groove locking function - Google Patents
Sealing joint used for connecting bamboo-like prestress plastic pipes and provided with clamping groove locking function Download PDFInfo
- Publication number
- CN105042257A CN105042257A CN201510388178.2A CN201510388178A CN105042257A CN 105042257 A CN105042257 A CN 105042257A CN 201510388178 A CN201510388178 A CN 201510388178A CN 105042257 A CN105042257 A CN 105042257A
- Authority
- CN
- China
- Prior art keywords
- semi
- circular tube
- groove
- sealing
- sealing gasket
- 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.)
- Pending
Links
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
- F16L47/00—Connecting arrangements or other fittings specially adapted to be made of plastics or to be used with pipes made of plastics
- F16L47/06—Connecting arrangements or other fittings specially adapted to be made of plastics or to be used with pipes made of plastics with sleeve or socket formed by or in the pipe end
- F16L47/12—Connecting arrangements or other fittings specially adapted to be made of plastics or to be used with pipes made of plastics with sleeve or socket formed by or in the pipe end with additional locking means
-
- 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
- F16L25/00—Constructive types of pipe joints not provided for in groups F16L13/00 - F16L23/00 ; Details of pipe joints not otherwise provided for, e.g. electrically conducting or insulating means
- F16L25/0036—Joints for corrugated pipes
- F16L25/0063—Joints for corrugated pipes with two corrugated pipes being directly connected to each other
-
- 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
- F16L47/00—Connecting arrangements or other fittings specially adapted to be made of plastics or to be used with pipes made of plastics
- F16L47/06—Connecting arrangements or other fittings specially adapted to be made of plastics or to be used with pipes made of plastics with sleeve or socket formed by or in the pipe end
- F16L47/08—Connecting arrangements or other fittings specially adapted to be made of plastics or to be used with pipes made of plastics with sleeve or socket formed by or in the pipe end with sealing rings arranged between the outer surface of one pipe end and the inner surface of the sleeve or socket, the sealing rings being placed previously in the sleeve or socket
Abstract
The invention discloses a sealing joint used for connecting bamboo-like prestress plastic pipes and provided with a clamping groove locking function. The sealing joint is formed through butt joint of a first semicircular pipe and a second semicircular pipe, and hooks are arranged on the butt joint face and are inserted into a clamping groove combination device. The inner circle of the first semicircular pipe and the inner circle of the second semicircular pipe are each provided with two large annular grooves, two small annular grooves and sealing gasket grooves. Every two large annular grooves are formed in the two sides of the length middle point of the corresponding semicircular pipe. Every two small annular grooves are formed in the outer sides of the corresponding two large annular grooves. The two sides of each large annular groove are each provided with one sealing gasket groove. Sealing gaskets are disposed in the sealing gasket grooves. The sealing joint has the advantages that the elastic sealing gaskets tightly press the two sides of large annular ribs of the bamboo-like prestress plastic pipes, the sealing effect is good during vacuumizing, and compactness and fullness of vacuum prestress hole grout are facilitated; the hooks are inserted in clamping grooves so that the two bamboo-like prestress plastic pipes can be connected in a sealed mode, operation is easy and convenient, and performance is reliable.
Description
Technical field
The present invention relates to be prestress wire construction in plastic pipe sealing joint, particularly be a kind of connect Bamboo-shaped prestressed plastic pipe racks draw-in groove locking SEALING FITTING.
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 Bamboo-shaped prestressed plastic pipe 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, cannot arrange outlet pipe, and sealing effect are 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 SEALING FITTING connecting the locking of Bamboo-shaped prestressed plastic pipe racks draw-in groove 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 SEALING FITTING connecting the locking of Bamboo-shaped prestressed plastic pipe racks draw-in groove, described SEALING FITTING is docked combination by the first semi-circular tube and the second semi-circular tube and is formed, and docking mating face is provided with the combination apparatus that grab inserts draw-in groove; The inner ring of described first semi-circular tube and the inner ring of the second semi-circular tube have structure same position symmetrical spaced two large annular grooves, two little annular grooves and sealing gasket groove respectively; Described two large annular grooves are separately positioned on the both sides of the first semi-circular tube mid-length and the both sides of the second semi-circular tube mid-length; Described two little annular grooves are separately positioned on the outside of two large annular grooves; A sealing gasket groove is respectively arranged with 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 SEALING FITTING two ends connect respectively respectively; Described two little annular grooves are wrapped in the outer rim of the first little annular muscle of Bamboo-shaped prestressed plastic tube end that SEALING FITTING two ends connect respectively respectively; Described first sealing gasket groove on first semi-circular tube inner ring and the described second sealing gasket groove on the second semi-circular tube inner ring are all 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 combination apparatus that described grab inserts draw-in groove (4d) is arranged on two flanged surfaces, and described two flanged surfaces are axially formed to respective outer rim protrusion along SEALING FITTING respectively by the mating face, both sides of the mating face, both sides of the first semi-circular tube and the second semi-circular tube; Described grab axially protrudes along SEALING FITTING to be arranged on two flanged surfaces of the first semi-circular tube or two flanged surfaces of the second semi-circular tube, its end buckle protruded; Described draw-in groove is axially disposed within the elongated hole on the second semi-circular tube two flanged surfaces or the elongated hole on the first semi-circular tube two flanged surfaces along SEALING FITTING; After described grab runs through the elongated hole of described draw-in groove, the hook of its end blocks and is locked on the second semi-circular tube flanged surface or on the first semi-circular tube flanged surface.
Preferred version is: on the first semi-circular tube with the second semi-circular tube docking junction plane, be respectively arranged with the transverse sealing connecting groove being communicated with described its end of sealing gasket groove; Described sealing gasket comprise vertical seal joint shaft to multiple semicircles longitudinal sealing pad and be parallel to SEALING FITTING axially and be positioned at the lateral connection sealing gasket at multiple longitudinal sealing pad two ends; Described multiple longitudinal sealing pad is separately positioned in the described sealing gasket groove on the first semi-circular tube and the second semi-circular tube inner ring; Described lateral connection sealing gasket is separately positioned in the transverse sealing connecting groove on the first semi-circular tube and the second semi-circular tube docking junction plane.
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, to adopt grab to be inserted in draw-in groove fixing in the present invention, can realize the connection sealing of two Bamboo-shaped prestressed plastic pipes, 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 A-A sectional view in Fig. 1;
Fig. 3 is the plan view of the first semi-circular tube in Fig. 1, is also the right elevation of Fig. 4;
Fig. 4 is B-B sectional view in Fig. 3;
Fig. 5 is the second semi-circular tube plan view in Fig. 1; Also be the right elevation of Fig. 6;
Fig. 6 is C-C sectional view in Fig. 5;
Fig. 7 is the plan view of sealing gasket in Fig. 1;
Fig. 8 is the D-D sectional view of Fig. 7.
" in accompanying drawing, sequence number illustrates "
1: the first semi-circular tube; 1a: the first little annular groove; 1b: first annular groove; 1d: the first sealing gasket groove; 1e: grab; 1j: the first transverse sealing connecting groove; 2: sealing gasket; 2a: longitudinal sealing pad; 2b: lateral connection sealing gasket; 3: Bamboo-shaped prestressed plastic pipe; 3a: little annular muscle; 3b: large annular muscle; 3c: little straight tube; 4: the second semi-circular tubes; 4a: the second little annular groove; 4b: second largest annular groove; 4c: the second sealing gasket groove; 4d: draw-in groove; 4j: the second transverse sealing connecting groove; 5: 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 SEALING FITTING connecting the locking of Bamboo-shaped prestressed plastic pipe racks draw-in groove, described SEALING FITTING 5 is docked combination by the first semi-circular tube 1 and the second semi-circular tube 4 and is formed, and docking mating face is provided with the combination apparatus that grab 1e inserts draw-in groove 4d.
The inner ring of described first semi-circular tube 1 and the inner ring of the second semi-circular tube 4 have respectively and the symmetrical inner ring of spaced first semi-circular tube 1 of structure same position and the inner ring of the second semi-circular tube 4 has respectively structure same position symmetrical spaced first annular groove 1b and second largest annular groove 4b, the first little annular groove 1a and the second little annular groove 4a, the first sealing gasket groove 1d and the second sealing gasket groove 4c.
Described first annular groove 1b and second largest annular groove 4b is separately positioned on the both sides of the first semi-circular tube 1 mid-length and the both sides of the second semi-circular tube 4 mid-length; Described first little annular groove 1a and the second little annular groove 4a is separately positioned on the outside of first annular groove 1b and second largest annular groove 4b.An a first sealing gasket groove 1d and second sealing gasket groove 4c is respectively arranged with in the both sides of each first annular groove 1b and second largest annular groove 4b.
A described first annular groove 1b and second largest annular groove 4b are wrapped in the outer rim of the first large annular muscle 3b in Bamboo-shaped prestressed plastic pipe 3 end that SEALING FITTING 5 two ends are connected respectively respectively; Described first little annular groove 1a and the second little annular groove 4a are wrapped in the outer rim of the first little annular muscle 3a in Bamboo-shaped prestressed plastic pipe 3 end that SEALING FITTING 5 two ends are connected respectively respectively; The little straight tube 3c position of all first with the described Bamboo-shaped prestressed plastic pipe 3 end large annular muscle 3b both sides of described second sealing gasket groove 4c on the described first sealing gasket groove 1d on the first semi-circular tube 1 inner ring and the second semi-circular tube 4 inner ring is corresponding; In described first sealing gasket groove 1d and the second sealing gasket groove 4c, sealing gasket 2 is housed respectively.
The combination apparatus that described grab 1e inserts draw-in groove 4d is arranged on two flanged surfaces, and described two flanged surfaces are axially formed to respective outer rim protrusion along SEALING FITTING 5 respectively by the mating face, both sides of the mating face, both sides of the first semi-circular tube 1 and the second semi-circular tube 4.
Described grab 1e axially protrudes along SEALING FITTING 5 to be arranged on two flanged surfaces of the first semi-circular tube 1 or two flanged surfaces of the second semi-circular tube 4, its end buckle protruded; Described draw-in groove 4d is axially disposed within the elongated hole on the second semi-circular tube 4 two flanged surfaces or the elongated hole on the first semi-circular tube 1 two flanged surfaces along SEALING FITTING 5; After described grab 1e runs through the elongated hole of described draw-in groove 4d, the hook of its end blocks and is locked on the second semi-circular tube 4 flanged surface or on the first semi-circular tube 1 flanged surface.
The the first transverse sealing connecting groove 1j and the second transverse sealing connecting groove 4j that junction plane are respectively arranged with and are communicated with described first its end of sealing gasket groove 1d and second its end of sealing gasket groove 4c is docked at the first semi-circular tube 1 and the second semi-circular tube 4.
Described sealing gasket 2 comprises the longitudinal sealing pad 2a of multiple semicircles of vertical seal joint 5 axis and is parallel to SEALING FITTING 5 axially and be positioned at the lateral connection sealing gasket 2b at multiple longitudinal sealing pad 2a two ends; Described multiple longitudinal sealing pad 2a is separately positioned in described first sealing gasket groove 1d on the first semi-circular tube 1 and the second semi-circular tube 4 inner ring and the second sealing gasket groove 4c; Described lateral connection sealing gasket 2b is separately positioned in the first transverse sealing connecting groove 1j that the first semi-circular tube 1 and the second semi-circular tube 4 dock on junction plane and in the second transverse sealing connecting groove 4j.
In particular, in the present invention, the first semi-circular tube 1 and the second semi-circular tube 4 are adopted made of plastic, on the flanged surface that grab 1e is arranged on the first semi-circular tube 1 or be arranged on the flanged surface of the second semi-circular tube 4, the hook of grab 1e end is flexible, can be inserted in the second semi-circular tube 4 draw-in groove 4d or be inserted in the first semi-circular tube 1 draw-in groove 4d, blocking and first semi-circular tube 1 and the second semi-circular tube 4 that be locked.
As shown in the figure, two first annular groove 1b and two the second largest annular groove 4b that the first semi-circular tube 1 inner ring and the second semi-circular tube 4 inner ring are arranged respectively are used for wrapping up in the outer rim of the first large annular muscle 3b in Bamboo-shaped prestressed plastic pipe 3 end; Two the first little annular groove 1a that first semi-circular tube 1 inner ring and the second semi-circular tube 4 inner ring are arranged respectively and two the second little annular groove 4a are wrapped in the outer rim of the first little annular muscle 3a in Bamboo-shaped prestressed plastic pipe 3 end that SEALING FITTING 5 two ends are connected respectively respectively.
Have in the second sealing gasket groove 4c in the first sealing gasket groove 1d of each first annular groove 1b left and right sides and in each second largest annular groove 4b left and right sides and be all provided with semicircular sealing gasket 2, sealing gasket 2 is connected as a single entity by multiple longitudinal sealing pad 2a and two lateral connection sealing gasket 2b to be put into respectively in described first sealing gasket groove 1d, in the first transverse sealing connecting groove 1j and in described second sealing gasket groove 4c, in the second transverse sealing connecting groove 4j.
The Thickness Ratio first sealing gasket groove 1d of sealing gasket 2 and the degree of depth of the second sealing gasket groove 4c large, after installing, sealing gasket 2 is from the first sealing gasket groove 1d and the projecting inward part of the second sealing gasket groove 4c, because sealing gasket 2 adopts rubber or other elastic material to make, when the first semi-circular tube 1 and the second semi-circular tube 4 combine compression, on the sealing gasket 2 little straight tube 3c being wrapped in first large annular muscle 3b 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 by two, then the first semi-circular tube 1 and the second semi-circular tube 4 that sealing gasket 2 is housed are enclosed within the outer rim of Bamboo-shaped prestressed plastic pipe 3 end respectively, two grab 1e on first semi-circular tube 1 are inserted in two draw-in groove 4d corresponding in the second semi-circular tube 4, combined closely in first semi-circular tube 1 and the second semi-circular tube 4 mating face and be fixed on Bamboo-shaped prestressed plastic pipe 3 end, under the pressuring action of sealing gasket 2, be easy to realize vacuum seal and connect.
Claims (3)
1. one kind connects the SEALING FITTING of Bamboo-shaped prestressed plastic pipe racks draw-in groove locking, it is characterized in that, described SEALING FITTING (5) is docked to combine by the first semi-circular tube (1) and the second semi-circular tube (4) and is formed, and docking mating face is provided with the combination apparatus that grab (1e) inserts draw-in groove (4d); The inner ring of described first semi-circular tube (1) and the inner ring of the second semi-circular tube (4) have structure same position symmetrical spaced two large annular groove (1b respectively, 4b), two little annular groove (1a, 4a) with sealing gasket groove (1d, 4c); Described two large annular grooves (1b, 4b) are separately positioned on the both sides of the first semi-circular tube (1) mid-length and the both sides of the second semi-circular tube (4) mid-length; Described two little annular grooves (1a, 4a) are separately positioned on the outside of two large annular grooves (1b, 4b); A sealing gasket groove (1d, 4c) is respectively arranged with in the both sides of each large annular groove (1b, 4b); Described two large annular grooves (1b, 4b) are wrapped in the outer rim of the first large annular muscle (3b) in Bamboo-shaped prestressed plastic pipe (3) end that SEALING FITTING (5) two ends connect respectively respectively; Described two little annular grooves (1a, 4a) are wrapped in the outer rim of the first little annular muscle (3a) in Bamboo-shaped prestressed plastic pipe (3) end that SEALING FITTING (5) two ends connect respectively respectively; Described first sealing gasket groove (1d) on first semi-circular tube (1) inner ring and the described second sealing gasket groove (4c) on the second semi-circular tube (4) inner ring are all corresponding with little straight tube (3c) position of first large annular muscle (3b) both sides, described Bamboo-shaped prestressed plastic pipe (3) end; Sealing gasket (2) is housed respectively in described sealing gasket groove (1d, 4c).
2. according to the SEALING FITTING connecting the locking of Bamboo-shaped prestressed plastic pipe racks draw-in groove a kind of described in claim 1, it is characterized in that, the combination apparatus that described grab (1e) inserts draw-in groove (4d) is arranged on two flanged surfaces, and described two flanged surfaces are axially formed to respective outer rim protrusion along SEALING FITTING (5) respectively by the mating face, both sides of the mating face, both sides of the first semi-circular tube (1) and the second semi-circular tube (4); Described grab (1e) axially protrudes along SEALING FITTING (5) to be arranged on two flanged surfaces of the first semi-circular tube (1) or two flanged surfaces of the second semi-circular tube (4), its end buckle protruded; Described draw-in groove (4d) is axially disposed within the elongated hole on the second semi-circular tube (4) two flanged surfaces or the elongated hole on the first semi-circular tube (1) two flanged surface along SEALING FITTING (5); After described grab (1e) runs through the elongated hole of described draw-in groove (4d), the hook of its end blocks and is locked on the second semi-circular tube (4) flanged surface or on the first semi-circular tube (1) flanged surface.
3. according to the SEALING FITTING connecting the locking of Bamboo-shaped prestressed plastic pipe racks draw-in groove a kind of described in claim 1, it is characterized in that, first semi-circular tube (1) with the second semi-circular tube (4) docking junction plane are respectively arranged with and are communicated with described sealing gasket groove (1d, 4c) the transverse sealing connecting groove (1j, 4j) of its end; Described sealing gasket (2) comprises the longitudinal sealing pad (2a) of the axial multiple semicircles of vertical seal joint (5) and is parallel to SEALING FITTING (5) axis and is positioned at the lateral connection sealing gasket (2b) at multiple longitudinal sealing pad (2a) two ends; Described multiple longitudinal sealing pad (2a) is separately positioned in the described sealing gasket groove (1d, 4c) on the first semi-circular tube (1) and the second semi-circular tube (4) inner ring; Described lateral connection sealing gasket (2b) is separately positioned in the transverse sealing connecting groove (1j, 4j) on the first semi-circular tube (1) and the second semi-circular tube (4) docking junction plane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510388178.2A CN105042257A (en) | 2015-07-03 | 2015-07-03 | Sealing joint used for connecting bamboo-like prestress plastic pipes and provided with clamping groove locking function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510388178.2A CN105042257A (en) | 2015-07-03 | 2015-07-03 | Sealing joint used for connecting bamboo-like prestress plastic pipes and provided with clamping groove locking function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105042257A true CN105042257A (en) | 2015-11-11 |
Family
ID=54449055
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510388178.2A Pending CN105042257A (en) | 2015-07-03 | 2015-07-03 | Sealing joint used for connecting bamboo-like prestress plastic pipes and provided with clamping groove locking function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105042257A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106481914A (en) * | 2016-12-09 | 2017-03-08 | 重庆有为塑胶有限公司 | A kind of connector of corrugated tube |
| CN108316640A (en) * | 2018-03-14 | 2018-07-24 | 清华大学 | Buckle-type double duct connection member and its installing/dismounting method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4652023A (en) * | 1984-02-13 | 1987-03-24 | Timmons Fred A | Repair coupler |
| CN1110774A (en) * | 1993-12-13 | 1995-10-25 | 古河电气工业株式会社 | Jointing device for a conduit |
| JP2000337573A (en) * | 1999-05-24 | 2000-12-05 | Totaku Kogyo Kk | Fitting for corrugated pipe |
| CN1436950A (en) * | 2002-02-07 | 2003-08-20 | 东拓工业株式会社 | Connection structure of corrugated pipe |
| CN205136929U (en) * | 2015-07-03 | 2016-04-06 | 天津鑫坤泰预应力专业技术有限公司 | Sealing joint who connects locking of bamboo -shaped prestressing force plastics pipe racks draw -in groove |
-
2015
- 2015-07-03 CN CN201510388178.2A patent/CN105042257A/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 |
| CN1110774A (en) * | 1993-12-13 | 1995-10-25 | 古河电气工业株式会社 | Jointing device for a conduit |
| JP2000337573A (en) * | 1999-05-24 | 2000-12-05 | Totaku Kogyo Kk | Fitting for corrugated pipe |
| CN1436950A (en) * | 2002-02-07 | 2003-08-20 | 东拓工业株式会社 | Connection structure of corrugated pipe |
| CN205136929U (en) * | 2015-07-03 | 2016-04-06 | 天津鑫坤泰预应力专业技术有限公司 | Sealing joint who connects locking of bamboo -shaped prestressing force plastics pipe racks draw -in groove |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106481914A (en) * | 2016-12-09 | 2017-03-08 | 重庆有为塑胶有限公司 | A kind of connector of corrugated tube |
| CN108316640A (en) * | 2018-03-14 | 2018-07-24 | 清华大学 | Buckle-type double duct connection member and its installing/dismounting method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205155438U (en) | Sealing joint who connects locking of bamboo -shaped prestressing force plastics pipe racks hasp | |
| CN105042257A (en) | Sealing joint used for connecting bamboo-like prestress plastic pipes and provided with clamping groove locking function | |
| CN205136929U (en) | Sealing joint who connects locking of bamboo -shaped prestressing force plastics pipe racks draw -in groove | |
| CN205136927U (en) | Pipe sealing joint who connects bamboo -shaped prestressing force plastics pipe racks blast pipe | |
| CN205026290U (en) | Sealing joint who connects draw -in groove locking of bamboo -shaped prestressing force plastics pipe racks and blast pipe | |
| CN205136925U (en) | Sealing joint who connects flat mouthful of plastics pipe racks draw -in groove locking of bamboo -shaped prestressing force | |
| CN205136920U (en) | Sealing joint who connects flat mouthful of plastics pipe racks draw -in groove of bamboo -shaped prestressing force and blast pipe | |
| CN205026292U (en) | Sealing joint who connects locking of bamboo -shaped prestressing force plastic tubing strap bolt | |
| CN205136922U (en) | Sealing joint who connects hasp locking of bamboo -shaped prestressing force plastics pipe racks and blast pipe | |
| CN205155395U (en) | Sealing joint who connects flat mouthful of plastic tubing strap bolt locking of bamboo -shaped prestressing force | |
| CN205155439U (en) | Sealing joint who connects strap bolt locking of bamboo -shaped prestressing force plastic tubing and blast pipe | |
| CN205136924U (en) | Sealing joint who connects flat mouthful of plastic tubing of bamboo -shaped prestressing force | |
| CN205136931U (en) | Sealing joint who connects flat mouthful of plastics pipe racks blast pipe of bamboo -shaped prestressing force | |
| CN205136916U (en) | Sealing joint who connects flat mouthful of plastics pipe racks hasp locking of bamboo -shaped prestressing force | |
| CN205136923U (en) | Connect sealed sealing joint who fills up blast pipe of flat mouthful of plastics pipe racks of bamboo -shaped prestressing force | |
| CN205155437U (en) | Sealing joint who connects flat mouthful of plastic tubing strap bolt of bamboo -shaped prestressing force and blast pipe | |
| CN105020529A (en) | Bolt-locking sealing joint for connecting bamboo-joint-shaped prestressed plastic pipes | |
| CN205136918U (en) | Sealing joint who connects bamboo -shaped prestressing force plastic tubing | |
| CN205136926U (en) | Connect sealed pipe sealing joint who fills up blast pipe of bamboo -shaped prestressing force plastics pipe racks | |
| CN205136878U (en) | Connect sealed pipe sealing joint who fills up of bamboo -shaped prestressing force plastics pipe racks | |
| CN205026250U (en) | Sealing joint who connects bamboo -shaped prestressing force plastics pipe racks picture peg | |
| CN105003786A (en) | Seal joint connected with bamboo-like pre-stressed flat-mouth plastic pipes and provided with clamping groove for locking | |
| CN105042254A (en) | Seal joint with locking bolt and exhaust pipe for connecting bamboo-shaped prestress plastic pipes | |
| CN205136877U (en) | Sealing joint who connects flat mouthful of plastics pipe racks hasp of bamboo -shaped prestressing force and blast pipe | |
| CN205136917U (en) | Sealing joint who connects bamboo -shaped prestressing force plastics pipe racks picture peg and blast pipe |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20151111 |
|
| RJ01 | Rejection of invention patent application after publication |