CN110071464B - PVC (polyvinyl chloride) pipe for connecting parts - Google Patents
PVC (polyvinyl chloride) pipe for connecting parts Download PDFInfo
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- CN110071464B CN110071464B CN201910389176.3A CN201910389176A CN110071464B CN 110071464 B CN110071464 B CN 110071464B CN 201910389176 A CN201910389176 A CN 201910389176A CN 110071464 B CN110071464 B CN 110071464B
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- curved pipe
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
- H02G3/02—Details
- H02G3/04—Protective tubing or conduits, e.g. cable ladders or cable troughs
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
- H02G3/02—Details
- H02G3/06—Joints for connecting lengths of protective tubing or channels, to each other or to casings, e.g. to distribution boxes; Ensuring electrical continuity in the joint
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G9/00—Installations of electric cables or lines in or on the ground or water
- H02G9/04—Installations of electric cables or lines in or on the ground or water in surface ducts; Ducts or covers therefor
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G9/00—Installations of electric cables or lines in or on the ground or water
- H02G9/06—Installations of electric cables or lines in or on the ground or water in underground tubes or conduits; Tubes or conduits therefor
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Laying Of Electric Cables Or Lines Outside (AREA)
Abstract
The invention belongs to the technical field of PVC pipes, and particularly relates to a PVC pipe for connecting parts; the connecting device comprises a fixed sleeve, wherein the fixed sleeve is used for connecting a first connecting pipe with a second connecting pipe, and a first curved pipe is arranged on the outer side of the first connecting pipe; according to the invention, the first curved pipe, the second curved pipe, the sealing empty ring and the fixing sleeve are arranged, the first curved pipe and the second curved pipe can be attached to the first connecting pipe and the second connecting pipe under the action of the sealing empty ring and are fixed in the fixing sleeve, when the second connecting pipe is broken in the fixing sleeve, the first connecting pipe can be pushed, the second connecting pipe broken in the fixing sleeve is pushed out, the replacement is convenient, and meanwhile, when one of the sealing empty rings is pushed to move out of the sealing sleeve, the sealing empty ring with smaller thickness can be pulled and deformed firstly, air in the sealing empty ring can be pushed into the adjacent sealing empty rings in sequence, so that the sealing empty ring is expanded to enable the first curved pipe to be attached to the first connecting pipe, and soil microorganisms are prevented from entering.
Description
Technical Field
The invention belongs to the technical field of PVC pipes, and particularly relates to a PVC pipe for connecting parts.
Background
The development of communication lines is also an evolving process, from the first overhead open wire, to symmetric cables, to coaxial cables, to submarine cables. The electrical and optical signals carried in the line are also constantly changing: the first transmission is a direct current telegram signal; then the voice band; still later, analog signals in the carrier band, up to tens of megahertz in frequency, have been transmitted, and digital signals at code rates of hundreds of megabits/second have now been developed. And fiber to the home, optical communication cables are gradually replacing traditional open wire or coaxial cables.
When a communication line is laid, the line is protected by sleeving PVC pipes outside, but due to the actual use requirement, a plurality of PVC pipes are required at a distance, two adjacent sections of PVC pipes are required to be connected by a connecting sleeve or in an adhesive mode, and meanwhile, the connecting parts of the two sections of PVC pipes are easily corroded by microorganisms, so that the pipes are damaged, and the connecting sleeves need to be detached for maintenance and installation.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a PVC pipe for connecting parts, which is mainly characterized in that a first curved pipe, a second curved pipe, a sealing empty ring and a fixing sleeve are arranged, the first curved pipe and the second curved pipe can be attached to a first connecting pipe and a second connecting pipe under the action of the sealing empty ring to be fixed in the fixing sleeve, and when the second connecting pipe is broken in the fixing sleeve, the first connecting pipe can be pushed to push out the second connecting pipe broken in the fixing sleeve, so that the PVC pipe is convenient to replace, and the problems in the background art are solved.
In order to achieve the purpose, the invention provides the following technical scheme: a PVC (polyvinyl chloride) pipe for connecting parts comprises a fixed sleeve, wherein the fixed sleeve is used for connecting a first connecting pipe and a second connecting pipe, a first curved pipe is arranged on the outer side of the first connecting pipe, a second curved pipe is arranged on the outer side of the second connecting pipe, sealing devices are arranged on the surfaces of the first curved pipe and the second curved pipe respectively, each sealing device comprises a plurality of sealing empty rings, two adjacent sealing empty rings are communicated with each other, the thickness of the sealing empty ring close to the center of the fixed sleeve is smaller than that of the sealing empty ring far away from the center of the fixed sleeve, the sealing empty ring close to the center of the fixed sleeve is fixed with the second curved pipe, and a convex ring is arranged between the plurality of sealing empty rings; when the pipe fitting device works, the first connecting pipe and the second connecting pipe are plugged into the fixed sleeve, the second curved pipe and the first curved pipe deform and bend in the middle of the fixed sleeve, the end part of the first curved pipe tightly attached to the first connecting pipe and the end part of the second curved pipe tightly attached to the second connecting pipe are abutted to the first connecting pipe and the second connecting pipe, the sealing hollow ring extrudes the outer surfaces of the first curved pipe and the second curved pipe to enable the first curved pipe to be tightly attached to the first connecting pipe and the second curved pipe to be tightly attached to the second connecting pipe, when the second connecting pipe is damaged and needs to be pushed out, the first connecting pipe can be pushed, when the first curved pipe is bent to the surface of the second curved pipe, the second curved pipe is driven to be attached to the second connecting pipe, then the second curved pipe is pushed to rapidly move, then the second connecting pipe is pulled to be repaired after the second connecting pipe is moved out of a part, and the pipe fitting and maintenance are more rapidly carried out, the sealing hollow rings are arranged to block the connecting parts of the first connecting pipe and the second connecting pipe with the fixed sleeve, the probability of entering of soil or other soil microorganisms is prevented, meanwhile, in the process of pushing the second connecting pipe through the first connecting pipe, the convex rings can push the sealing hollow rings close to the end parts of the first connecting pipe, the parts of the sealing hollow rings close to the first connecting pipe deform towards the inner part of the fixed sleeve, the air in the sealing hollow rings is sequentially pushed into the adjacent sealing hollow rings while deforming, the expanded sealing hollow rings extrude the first curved pipe and the second curved pipe, the first curved pipe is tightly attached to the first connecting pipe, the soil is blocked to the outer side to a greater extent, when the first connecting pipe is prevented from penetrating into the fixed sleeve, the soil is brought into the fixed sleeve, and the probability of entering of the microorganisms is reduced.
Preferably, two arc-shaped plates are arranged on one side of the sealing hollow ring, the middle parts of the two arc-shaped plates are in contact and are connected through a pull rope, and the outer sides of the two arc-shaped plates are sleeved with the same synchronizing ring; when fixed cover intraduct is stretched into at first connecting pipe, protruding circle can at first extrude the arc of keeping away from first connecting pipe tip, it is protruding to make this arc become, can pull adjacent arc through the stay cord when this arc becomes protruding, make this adjacent arc straighten, when straightening, can support on the first connecting pipe, there is a effect that blocks to first connecting pipe, it is too fast to prevent just first connecting pipe from being promoted when beginning, the condition of epidermis damage takes place under the effect of quick power after the electric wire of first connecting pipe inside is ageing for a long time, after the arc that contacts protruding circle earlier passes through the peak of protruding circle, can recover rapidly, another arc also recovers from the state of straightening, the synchronizing ring can be protected two arc middle parts deformation too much positions.
Preferably, two sides of the inner wall of the synchronizing ring are provided with extrusion bags, the extrusion bags are communicated with the wall thickness of the synchronizing ring, and the inner wall of each extrusion bag is connected with a limiting bag; when the extrusion bag is extruded to the arc, can send into spacing bag in the wall thickness of its inside air through the synchronizer ring, make spacing bag inflation, carry on spacingly to the arc side, make the arc can only warp in vertical direction, better support tightly to first bent pipe.
Preferably, an alignment rod is arranged at one end of the first curved pipe, which is far away from the first connecting pipe, and an alignment hole matched with the alignment rod is formed in the second curved pipe; when promoting first connecting pipe and removing, during first bent pipe tip was crooked, can make the alignment pole go deep into the alignment hole on the second bent pipe, first bent pipe and second bent pipe no longer take place relative slip, and the second bent pipe compression of quick and laminating second connecting pipe to promote the second connecting pipe fast and remove.
Preferably, a pressure plate is arranged on the outer side of the extrusion bag, two ends of the pressure plate are both connected with the inner wall of the synchronous ring in a sliding manner, an inclined plate is arranged on one surface of the pressure plate close to the extrusion bag, one end of the inclined plate is connected with the pressure plate in a sliding manner, and the other end of the inclined plate is hinged with the inner wall of the synchronous ring; the arc can extrude the clamp plate at first when extrusion warp, and when the clamp plate extrudeed the expression bag, can extrude the swash plate tip that is located on the clamp plate to the clamp plate middle part, makes the swash plate also can extrude the expression bag, extrudees away the air in the expression bag fast, and faster messenger's spacing bag plays a role.
Preferably, an opening film is arranged between the first connecting pipe and the second connecting pipe, and the outer edge of the opening film is connected with the first curved pipe; the opening film seals the contact part between the two, and simultaneously the first curved tube can pull the opening film to tighten and fix the passing electric wire after the middle part of the inner side of the fixing sleeve is opened, when the electric wire passes through the opening film, the opening film plays a role in supporting the electric wire to prevent the electric wire from being attached to the bottom end of the contact part of the first connecting pipe and the second connecting pipe and being easily corroded by entering microorganisms, when the first connecting pipe moves and drives the opening film to push the second connecting pipe, when the first connecting pipe pushes the second connecting pipe, the wire support device has the functions of supporting the wires, protecting the wires inside, preventing the wires from being abraded more by the inner walls of the first connecting pipe and the second connecting pipe, and then under the limiting action of the fixed sleeve when the first curved pipe moves, the end part of the first connecting pipe can be bent to a position close to the second connecting pipe, and the opening film is loosened, so that friction between the electric wire and the opening film is reduced.
The invention has the technical effects and advantages that:
1. the PVC pipe for connecting parts is provided with the first curved pipe, the second curved pipe, the sealing empty ring and the fixing sleeve, wherein the first curved pipe and the second curved pipe can be attached to the first connecting pipe and the second connecting pipe under the action of the sealing empty ring and are fixed in the fixing sleeve, when the second connecting pipe is broken in the fixing sleeve, the first connecting pipe can be pushed to push out the second connecting pipe broken in the fixing sleeve, so that the PVC pipe is convenient to replace, and meanwhile, when one of the first curved pipe and the second curved pipe needs to be pushed to move out of the sealing sleeve, the sealing empty ring with smaller thickness can be pulled and deformed firstly, and after the second connecting pipe is deformed to the maximum, the air in the sealing empty ring can be pushed into the adjacent sealing empty rings in sequence, so that the sealing empty ring is expanded to enable the first curved pipe to be attached to the first connecting pipe, soil is prevented from entering, and the fixing and moving out are convenient, and.
2. According to the PVC pipe for the connecting part, the arc plate and the synchronizing ring are arranged, the convex ring can firstly extrude the arc plate far away from the end part of the first connecting pipe, so that the arc plate becomes convex, the adjacent arc plate can be pulled while the arc plate becomes convex, so that the adjacent arc plate is straightened, the arc plate can be abutted to the first connecting pipe when being straightened, the first connecting pipe is blocked, the first connecting pipe is prevented from being pushed too fast when the arc plate is just started, the opening film rubs the electric wire too fast, meanwhile, after the arc plate which is firstly contacted with the convex ring passes through the highest point of the convex ring, the arc plate can be quickly restored, meanwhile, the other arc plate is restored from a straightened state, and the synchronizing ring can protect the position with excessive deformation in the middle parts of the two arc plates.
3. According to the PVC pipe for the connecting part, the extrusion bag is arranged, when the arc-shaped plate is extruded to the extrusion bag, air in the arc-shaped plate can be sent to the limiting bag through the wall thickness of the synchronous ring, the limiting bag is expanded, the side edge of the arc-shaped plate is limited, the arc-shaped plate can only deform in the vertical direction, and the first curved pipe can be well abutted.
Drawings
The invention will be further explained with reference to the drawings.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is an enlarged view of portion A of FIG. 1 according to the present invention;
FIG. 3 is an enlarged view of portion B of FIG. 1 according to the present invention;
FIG. 4 is a top cross-sectional view of the synchronizer ring of the present invention;
FIG. 5 is a schematic view of an open membrane structure of the present invention;
in the figure: the device comprises a fixed sleeve 1, a first connecting pipe 2, a first curved pipe 21, an alignment rod 22, a second connecting pipe 3, a second curved pipe 31, an alignment hole 311, a sealing device 4, a sealing empty ring 41, a convex ring 5, an arc-shaped plate 6, a synchronizing ring 7, an extrusion bag 8, a limiting bag 9, a pressing plate 10, an inclined plate 11 and an opening film 12.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1 to 5, the PVC pipe for a connection part according to the present invention includes a fixing sleeve 1, the fixing sleeve 1 is used for connecting a first connection pipe 2 and a second connection pipe 3, a first curved pipe 21 is disposed on an outer side of the first connection pipe 2, a second curved pipe 31 is disposed on an outer side of the second connection pipe 3, sealing devices 4 are disposed on surfaces of the first curved pipe 21 and the second curved pipe 31, each sealing device 4 includes a plurality of sealing empty rings 41, two adjacent sealing empty rings 41 are communicated with each other, the sealing empty ring 41 near a center of the fixing sleeve 1 is thinner than the sealing empty ring 41 far from the center of the fixing sleeve 1, the sealing empty ring 41 near the center of the fixing sleeve 1 is fixed to the second curved pipe 31, and a convex ring 5 is disposed between the plurality of sealing empty rings 41; when the quick-moving type connecting device works, the first connecting pipe 2 and the second connecting pipe 3 are plugged into the fixing sleeve 1, the second curved pipe 31 and the first curved pipe 21 deform and bend in the middle of the fixing sleeve 1, the end part of the first curved pipe 21 tightly attached to the first connecting pipe 2 and the end part of the second curved pipe 31 tightly attached to the second connecting pipe 3 are abutted against the first connecting pipe 2 and the second connecting pipe 3, the sealing hollow ring 41 extrudes the outer surfaces of the first curved pipe 21 and the second curved pipe 31, so that the first curved pipe 21 tightly attaches to the first connecting pipe 2 and the second curved pipe 31 tightly attaches to the second connecting pipe 3, when the second connecting pipe 3 is damaged and needs to be broken, the first connecting pipe 2 can be pushed, when the first curved pipe 21 bends to the surface of the second curved pipe 31, the second curved pipe 31 is driven, so that the second curved pipe 31 attaches to the second connecting pipe 3, then the second curved pipe 31 is pushed, so that the second connecting pipe 3 moves quickly, and then after the second connecting pipe 3 moves out of one part, the second connecting pipe 3 is pulled out, the pipe is installed and maintained more quickly, the working efficiency is improved, the connection parts of the first connecting pipe 2 and the second connecting pipe 3 and the fixed sleeve 1 can be plugged by the arrangement of the plurality of sealing empty rings 41, the probability of entering of soil or other soil microorganisms is prevented, meanwhile, in the process of pushing the second connecting pipe 3 through the first connecting pipe 2, the convex ring 5 can push the sealing empty ring 41 close to the end part of the first connecting pipe 2, the part of the sealing empty ring 41 close to the first connecting pipe 2 is deformed towards the inside of the fixed sleeve 1, the air inside the sealing empty ring 41 is sequentially pushed into the adjacent sealing empty rings 41 during deformation, the expanded sealing empty ring 41 extrudes the first curved pipe 21 and the second curved pipe 31, the first curved pipe 21 is tightly attached to the first connecting pipe 2, and the soil is blocked to a greater extent, when the first connecting pipe 2 is deeply inserted into the fixed sleeve 1, soil is prevented from being brought in, and the probability of entering microorganisms is reduced.
Two arc-shaped plates 6 are arranged on one side of the sealing hollow ring 41, the middle parts of the two arc-shaped plates 6 are contacted and connected through a pull rope, and the outer sides of the two arc-shaped plates 6 are sleeved with the same synchronous ring 7; when the first connecting pipe 2 is inserted into the fixing sleeve 1, the collar 5 will first press the arc-shaped plate 6 that is remote from the end of the first connecting pipe 2, so that this arc-shaped plate 6 becomes convex, when the arc-shaped plates 6 become convex, the adjacent arc-shaped plates 6 can be pulled through the pull rope to ensure that the adjacent arc-shaped plates 6 are straightened and can be propped against the first connecting pipe 2 when being straightened, the first connecting pipe 2 is blocked, the situation that the first connecting pipe 2 is pushed too fast at the beginning and the surface of the electric wire which is arranged in the first connecting pipe 2 for a long time is damaged under the action of fast force after the electric wire is aged, after the arc-shaped plates 6 which contact the convex ring 5 firstly pass through the highest point of the convex ring 5, the arc-shaped plates can be quickly restored, the other arc-shaped plate 6 is also restored from the straightening state, and the synchronizing ring 7 can protect the positions of the two arc-shaped plates 6 with excessive deformation.
The two sides of the inner wall of the synchronizing ring 7 are both provided with squeezing bags 8, the squeezing bags 8 are communicated with the wall thickness of the synchronizing ring 7, and the inner wall of each squeezing bag 8 is connected with a limiting bag 9; when the arc 6 extrudees the squeeze bulb 8, can send into spacing bag 9 in its inside air passes through the wall thickness of synchronizer ring 7, make spacing bag 9 inflation, carry on spacingly to arc 6 sides, make arc 6 can only warp in vertical direction, better support tightly first bent pipe 21.
An alignment rod 22 is arranged at one end of the first curved pipe 21 far away from the first connecting pipe 2, and an alignment hole 311 matched with the alignment rod 22 is formed in the second curved pipe 31; when the first connecting pipe 2 is pushed to move and the end part of the first curved pipe 21 is bent, the alignment rod 22 can be deeply inserted into the alignment hole 311 on the second curved pipe 31, the first curved pipe 21 and the second curved pipe 31 do not slide relatively any more, the second curved pipe 31 is quickly compressed to be attached to the second connecting pipe 3, and the second connecting pipe 3 is quickly pushed to move.
A pressure plate 10 is arranged on the outer side of the extrusion bag 8, two ends of the pressure plate 10 are both connected with the inner wall of the synchronizing ring 7 in a sliding manner, an inclined plate 11 is arranged on one surface of the pressure plate 10 close to the extrusion bag 8, one end of the inclined plate 11 is connected with the pressure plate 10 in a sliding manner, and the other end of the inclined plate 11 is hinged with the inner wall of the synchronizing ring 7; the arc 6 can extrude clamp plate 10 at first when extrusion deformation, and when clamp plate 10 extruded the expression bag 8, can extrude the 11 tip of swash plate to clamp plate 10 middle part that lie in on clamp plate 10, make swash plate 11 also can extrude the expression bag 8, extrude the air in the expression bag 8 fast away, faster spacing bag 9 of messenger plays a role.
An opening film 12 is arranged between the first connecting pipe 2 and the second connecting pipe 3, and the outer edge of the opening film 12 is connected with a first curved pipe 21; the opening film 12 seals the contact part between the first curved pipe and the second curved pipe, and meanwhile, after the first curved pipe 21 is opened in the middle of the inner side of the fixed sleeve 1, the opening film 12 can be pulled to tension and fix the passing electric wire, and when the electric wire passes through the opening film 12, the opening film 12 plays a role of supporting the electric wire, so as to prevent the electric wire from being attached to the bottom end of the contact part of the first connecting pipe 2 and the second connecting pipe 3 and being easily corroded by entering microorganisms, when the first connecting pipe 2 moves and drives the opening film 12 to push the second connecting pipe 3, the opening film 12 plays a role of supporting the electric wire when the first connecting pipe 2 pushes the second connecting pipe 3, so as to protect the internal electric wire, prevent the electric wire from being more worn with the inner walls of the first connecting pipe 2 and the second connecting pipe 3, then when the first curved pipe 21 moves, under the limiting effect of the fixed sleeve 1, the end part of the first curved pipe can be bent to, at this time, the opening film 12 is loosened, and friction between the electric wire and the opening film 12 is reduced.
When the device works, the first connecting pipe 2 and the second connecting pipe 3 are plugged into the fixing sleeve 1, the second curved pipe 31 and the first curved pipe 21 deform and bend in the middle of the fixing sleeve 1, the end part of the first curved pipe 21 tightly attached to the first connecting pipe 2 and the end part of the second curved pipe 31 tightly attached to the second connecting pipe 3 are tightly abutted to the first connecting pipe 2 and the second connecting pipe 3, the outer surfaces of the first curved pipe 21 and the second curved pipe 31 are extruded by the sealing hollow ring 41, so that the first curved pipe 21 tightly attaches to the first connecting pipe 2 and the second curved pipe 31 tightly attaches to the second connecting pipe 3, when the second connecting pipe 3 is damaged and needs to be overhauled, the first connecting pipe 2 can be pushed, when the first connecting pipe 2 extends into the fixing sleeve 1, the convex ring 5 can firstly extrude the arc-shaped plate 6 far away from the end part of the first connecting pipe 2, so that the arc-shaped plate 6 becomes convex, and simultaneously the adjacent arc-shaped plates 6 can be pulled by the pull ropes, the adjacent arc-shaped plates 6 are straightened and can be abutted against the first connecting pipe 2 when being straightened, the first connecting pipe 2 is prevented from being blocked, the situation that the first connecting pipe 2 is pushed too fast when just starting, the skin of the electric wire which is arranged in the first connecting pipe 2 for a long time is damaged under the action of the fast force, the arc-shaped plates 6 which are firstly contacted with the convex ring 5 can be rapidly recovered after passing through the highest point of the convex ring 5, the other arc-shaped plate 6 also can be recovered from the straightening state, the synchronizing ring 7 can protect the parts which are excessively deformed in the middle parts of the two arc-shaped plates 6, when the arc-shaped plates 6 are extruded to the extrusion bag 8, the air in the arc-shaped plates 6 can be sent into the limiting bag 9 through the wall thickness of the synchronizing ring 7, the limiting bag 9 is expanded, the side edges of the arc-shaped plates 6 are limited, the arc-shaped plates 6 can only be deformed in the vertical direction, and the first curved pipe 21 can be better abutted, when the first curved pipe 21 is bent to the surface of the second curved pipe 31, the alignment rod 22 goes deep into the alignment hole 311 on the second curved pipe 31, the first curved pipe 21 and the second curved pipe 31 do not slide relatively any more, the second curved pipe 31 is quickly compressed to be attached to the second connecting pipe 3, the second connecting pipe 3 is quickly pushed to move and then the second curved pipe 31 is pushed to make the second connecting pipe 3 move quickly, then the second connecting pipe 3 is pulled to repair after moving out a part of the second connecting pipe 3, the arrangement of the plurality of sealing empty rings 41 can perform the function of blocking the connecting part of the first connecting pipe 2 and the second connecting pipe 3 and the fixed sleeve 1, the probability of entering soil or other soil microorganisms is prevented, meanwhile, in the process of pushing the second connecting pipe 3 through the first connecting pipe 2, the convex ring 5 pushes the sealing empty ring 41 close to the end of the first connecting pipe 2, so that the part of the sealing empty ring 41 close to the first connecting pipe 2 deforms to the inside of the fixed sleeve 1, the air in the sealing hollow ring 41 is pushed into the adjacent sealing hollow ring 41 in sequence while deforming, so that the expanded sealing hollow ring 41 extrudes the first curved pipe 21 and the second curved pipe 31, the first curved pipe 21 is tightly attached to the first connecting pipe 2, the soil is blocked outside to a greater extent, the soil is prevented from being brought in when the first connecting pipe 2 is deeply inserted into the fixed sleeve 1, and the probability of entering microorganisms is reduced.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. A PVC pipe for connecting position, includes adapter sleeve (1), adapter sleeve (1) is used for connecting first connecting pipe (2) and second connecting pipe (3), its characterized in that: a first curved pipe (21) is arranged on the outer side of the first connecting pipe (2), a second curved pipe (31) is arranged on the outer side of the second connecting pipe (3), sealing devices (4) are arranged on the surfaces of the first curved pipe (21) and the second curved pipe (31), each sealing device (4) comprises a plurality of sealing empty rings (41), two adjacent sealing empty rings (41) are communicated, the thickness of the sealing empty ring (41) close to the center of the fixed sleeve (1) is smaller than that of the sealing empty ring (41) far away from the center of the fixed sleeve (1), the sealing empty ring (41) close to the center of the fixed sleeve (1) is fixed with the second curved pipe (31), and a convex ring (5) is arranged between the sealing empty rings (41);
two arc-shaped plates (6) are arranged on one side of the sealing hollow ring (41), the middle parts of the arc-shaped plates (6) are in contact and are connected through a pull rope, and the outer sides of the arc-shaped plates (6) are sleeved with the same synchronizing ring (7).
2. The PVC pipe for a connection site according to claim 1, wherein: the extrusion bag is characterized in that extrusion bags (8) are arranged on two sides of the inner wall of the synchronizing ring (7), the extrusion bags (8) are communicated with the wall thickness of the synchronizing ring (7), and the inner wall of each extrusion bag (8) is connected with a limiting bag (9).
3. The PVC pipe for a connection site according to claim 2, wherein: the outer side of the extrusion bag (8) is provided with a pressing plate (10), the two ends of the pressing plate (10) are connected with the inner wall of the synchronizing ring (7) in a sliding mode, an inclined plate (11) is arranged on one side, close to the extrusion bag (8), of the pressing plate (10), one end of the inclined plate (11) is connected with the pressing plate (10) in a sliding mode, and the other end of the inclined plate is hinged to the inner wall of the synchronizing ring (7).
4. The PVC pipe for a connection site according to claim 1, wherein: an alignment rod (22) is arranged at one end, far away from the first connecting pipe (2), of the first curved pipe (21), and an alignment hole (311) matched with the alignment rod (22) is formed in the second curved pipe (31).
5. The PVC pipe for a connection site according to claim 1, wherein: an opening film (12) is arranged between the first connecting pipe (2) and the second connecting pipe (3), and the outer edge of the opening film (12) is connected with the first curved pipe (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910389176.3A CN110071464B (en) | 2019-05-10 | 2019-05-10 | PVC (polyvinyl chloride) pipe for connecting parts |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910389176.3A CN110071464B (en) | 2019-05-10 | 2019-05-10 | PVC (polyvinyl chloride) pipe for connecting parts |
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| Publication Number | Publication Date |
|---|---|
| CN110071464A CN110071464A (en) | 2019-07-30 |
| CN110071464B true CN110071464B (en) | 2020-06-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910389176.3A Active CN110071464B (en) | 2019-05-10 | 2019-05-10 | PVC (polyvinyl chloride) pipe for connecting parts |
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| CN113328410B (en) * | 2021-06-02 | 2022-09-23 | 国网上海市电力公司 | Cable pipeline plugging device |
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| CN86104548A (en) * | 1985-07-19 | 1987-08-05 | 雷伊化学公司 | Tubular article |
| CN202252483U (en) * | 2011-09-20 | 2012-05-30 | 沈兴家 | Flexible sleeve with protection jacket |
| CN104934732A (en) * | 2014-03-20 | 2015-09-23 | 曼卡车和巴士股份公司 | Connecting arrangement and corresponding method |
| KR20170033092A (en) * | 2015-09-16 | 2017-03-24 | 이남수 | The connecting structure of corrugated pipe |
| CN106410732A (en) * | 2016-11-15 | 2017-02-15 | 姜思卓 | Electric power pipeline |
| CN208423675U (en) * | 2018-07-21 | 2019-01-22 | 杭州人通管业有限公司 | A kind of high-strength PVC solid wall cable protection pipe |
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| CN110071464A (en) | 2019-07-30 |
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Effective date of registration: 20200521 Address after: 224200 No.1 Lihong Industrial Park, Shiyan Town, Dongtai City, Yancheng City, Jiangsu Province Applicant after: Dongtai xindarong bellows Co., Ltd Address before: 311215 No. 1 Chunjiang Road, Xiaoshan Economic Development Zone, Hangzhou City, Zhejiang Province, 2 buildings and 3 floors Applicant before: Yang Sheng |
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