CN217056780U - Different-diameter combined PVC pipe - Google Patents
Different-diameter combined PVC pipe Download PDFInfo
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- CN217056780U CN217056780U CN202220569735.6U CN202220569735U CN217056780U CN 217056780 U CN217056780 U CN 217056780U CN 202220569735 U CN202220569735 U CN 202220569735U CN 217056780 U CN217056780 U CN 217056780U
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Abstract
The utility model relates to a different pipe diameter combination formula PVC pipe, big footpath PVC pipe, path PVC pipe and joint, the joint includes tubule connector and big union coupling head, the tubule connector includes connecting cylinder and flange, big union coupling head is coaxial in proper order to be equipped with the urceolus, well section of thick bamboo, elastic cylinder and inner tube, well section of thick bamboo one side is connected with the urceolus through first curb plate, well section of thick bamboo opposite side passes through the second curb plate and is connected with the inner tube, the urceolus, first curb plate and well section of thick bamboo cooperation form the first recess that holds big footpath PVC pipe, elastic cylinder connects the one side that the second curb plate is close to first curb plate, elastic cylinder, second curb plate and inner tube cooperation form the second recess that holds path PVC pipe, elastic cylinder, second curb plate and well section of thick bamboo cooperation form the third recess that holds the connecting cylinder, the connecting cylinder setting in the third recess and with elastic cylinder interference fit. The utility model discloses simple structure connects convenient operation, makes the PVC pipe atress after connecting even, has effectively prolonged the life of PVC pipe.
Description
Technical Field
The utility model relates to a PVC pipe field especially relates to a different pipe diameter combination formula PVC pipe.
Background
PVC pipe, also known as hard PVC pipe, is a plastic pipe made of PVC resin, stabilizer, lubricant, etc. by extrusion molding under hot pressing, and is mainly used for transportation of drainage, waste water, chemicals, heating liquid, cooling liquid, food, ultrapure liquid, slurry, gas, and compressed air. PVC pipe often can involve the connection between the different pipe diameter PVC pipes in the connection process, and among the prior art, different pipe footpath combination formula PVC pipe is for guaranteeing the leakproofness, and the common structure is more complicated, and the connection operation is comparatively loaded down with trivial details.
The invention provides a PVC pipe connecting device which is provided by the Chinese patent with the publication number of CN211289151U, wherein when in use, a ring-shaped groove is sleeved with a ring-shaped inserting plate, then the ring-shaped inserting plate is fixedly installed through a bolt, two pipe openings are connected through a first fixing ring and a second fixing ring, the connecting device adopts the bolt to carry out radial fixation, and the bolts distributed in different directions have different tightening forces, so that the PVC pipe is easy to deform due to uneven stress, and the service life of the PVC pipe is influenced.
Therefore, the utility model provides a different pipe diameter combination formula PVC pipe solves above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide a different pipe diameter combination formula PVC pipe, simple structure connects convenient operation, makes the PVC pipe atress after connecting even, prolongs the life of PVC pipe.
In order to solve the technical problem, the utility model adopts the technical scheme that: the utility model provides a different pipe diameter combination formula PVC pipe which innovation point lies in: including major diameter PVC pipe, path PVC pipe and be used for connecting major diameter PVC pipe, path PVC pipe's joint, connect including
The small pipe connector comprises a connecting cylinder and a connecting flange which are coaxially arranged, and the connecting flange is connected to one side of the connecting cylinder and matched with the connecting cylinder to form a first through groove for the small-diameter PVC pipe to pass through;
the large pipe connector is sequentially and coaxially provided with an outer cylinder, a middle cylinder, an elastic cylinder and an inner cylinder from outside to inside, one side of the middle cylinder is connected with the outer cylinder through a first side plate, one side of the middle cylinder, which is far away from the first side plate, is connected with the inner cylinder through a second side plate, the outer cylinder, the first side plate, the middle cylinder, the second side plate and the inner cylinder are matched to form a structure which is S-shaped along the section of the central axis of the inner cylinder, the outer cylinder, the first side plate and the middle cylinder are matched to form a first groove for accommodating a large-diameter PVC pipe, the large-diameter PVC pipe is arranged in the first groove and is in threaded connection with the outer cylinder, the elastic cylinder is connected to one side, which is close to the first side plate, of the second side plate, the elastic cylinder, the second side plate and the inner cylinder are matched to form a second groove for accommodating a small-diameter PVC pipe, the small-diameter PVC pipe penetrates through the first through groove and then enters the second groove and is in threaded connection with the inner cylinder, and the elastic cylinder is in threaded connection with the first through groove, The second side plate and the middle barrel are matched to form a third groove for accommodating the connecting barrel, the connecting barrel is arranged in the third groove and in interference fit with the elastic barrel, and the connecting barrel is in threaded connection with the middle barrel.
Furthermore, one side of the first side plate, which is close to the second side plate, is provided with an elastic sealing gasket.
Furthermore, the outer side surface of the elastic cylinder inclines towards the direction close to the central axis of the inner cylinder from the joint of the outer side surface of the elastic cylinder and the second side plate, and the inner side surface of the connecting cylinder inclines towards the direction far away from the central axis of the inner cylinder from the joint of the inner side surface of the connecting cylinder and the connecting flange.
Further, connect still including the auxiliary stay head, the auxiliary stay head sets up the one side of keeping away from the major diameter connector at the path connector, the auxiliary stay head includes the barrel, it passes and gets into the first second that leads to the groove of leading to of confession path PVC pipe to have in the barrel, barrel and flange threaded connection.
Further, the outer diameter of the cylinder body, the outer diameter of the connecting flange and the outer diameter of the outer cylinder are the same.
The utility model has the advantages that:
(1) the utility model discloses a tubular structure is all adopted to big union coupling head and tubule connector, simple structure connects convenient operation, and the connected mode between big footpath PVC pipe, big union coupling head, tubule connector, the path PVC pipe all adopts coaxial threaded connection's mode to connect, makes the PVC pipe atress after connecting even, has effectively prolonged the life of PVC pipe.
(2) The utility model discloses a set up elastic seal gasket, promoted the leakproofness between big footpath PVC pipe and the big union coupling head.
(3) The utility model discloses well elastic cylinder outside surface all inclines to set up with the connecting cylinder inboard surface for the connecting cylinder can make things convenient for quick entering third recess more, and along with deepening of connecting cylinder and elastic cylinder form interference fit, strengthen the leakproofness between path PVC pipe and the tubule connector.
(4) The utility model provides an auxiliary stay head can support path PVC pipe in path PVC pipe and the connection process of big footpath PVC pipe, makes path PVC pipe and the coaxial setting of big footpath PVC pipe to support path PVC pipe and the junction of big footpath PVC pipe after connecting the completion, promote the life of path PVC pipe.
(5) The utility model discloses well barrel external diameter, flange external diameter and urceolus external diameter homogeneous phase are the same, promote the supporting effect of auxiliary stay head to path PVC pipe, make path PVC pipe, connector, with big footpath PVC pipe coaxial setting when being connected, the convenient connection.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Fig. 1 is a schematic structural view of the different-diameter combined PVC pipe of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of the embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without making creative efforts belong to the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another, and are not to be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal", "vertical" and the like do not imply that the components are absolutely horizontal or hanging, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.
The different-diameter combined PVC pipe shown in figure 1 comprises a large-diameter PVC pipe 1, a small-diameter PVC pipe 2 and a joint for connecting the large-diameter PVC pipe 1 and the small-diameter PVC pipe 2.
The joint comprises a small pipe joint 4 and a large pipe joint 3, the small pipe joint 4 comprises a connecting cylinder 402 and a connecting flange 401 which are coaxially arranged, the connecting flange 401 is arranged on one side of the connecting cylinder 402 and integrally formed with the connecting cylinder 402, the connecting flange 401 and the connecting cylinder 402 are matched to form a first through groove for the small-diameter PVC pipe 2 to pass through, and the first through groove and the connecting flange 401 are coaxially arranged; the large pipe connector 3 is sequentially and coaxially provided with an outer barrel 301, a middle barrel 303, an elastic barrel 306 and an inner barrel 305 from outside to inside, one side of the middle barrel 303 is connected with the outer barrel 301 through a first side plate 302, one side, far away from the first side plate 302, of the middle barrel 303 is connected with the inner barrel 305 through a second side plate 304, the outer barrel 301, the first side plate 302, the middle barrel 303, the second side plate 304 and the inner barrel 305 are integrally formed, and the outer barrel 301, the first side plate 302, the middle barrel 303, the second side plate 304 and the inner barrel 305 are matched to form a structure with an S-shaped section along the central axis of the inner barrel 305.
Urceolus 301, first curb plate 302 and well section of thick bamboo 303 cooperate to form the first recess that holds big footpath PVC pipe 1, big footpath PVC pipe 1 set up in first recess and with urceolus 301 threaded connection, big footpath PVC pipe 1 outside surface has first external screw thread, urceolus 301 inside surface have with first external screw thread assorted first internal thread, cooperate through first external screw thread and first internal thread and realize big footpath PVC pipe 1 and urceolus 301 threaded connection. In order to improve the sealing performance between the large-diameter PVC pipe 1 and the large pipe connector 3, an elastic sealing gasket 307 is provided on the side of the first side plate 302 close to the second side plate 304.
The elastic cylinder 306 is connected to one side, close to the first side plate 302, of the second side plate 304, the elastic cylinder 306, the second side plate 304 and the inner cylinder 305 are matched to form a second groove for accommodating the small-diameter PVC pipe 2, the small-diameter PVC pipe 2 penetrates through the first through groove and then enters the second groove and is in threaded connection with the inner cylinder 305, a second internal thread is arranged on the inner side surface of the small-diameter PVC pipe 2, a second external thread matched with the second internal thread is arranged on the outer side surface of the inner cylinder 305, and the small-diameter PVC pipe 2 is in threaded connection with the inner cylinder 305 through the matching of the second external thread and the second internal thread; elastic cylinder 306, second lateral plate 304 and well section of thick bamboo 303 cooperate and form the third recess that holds connecting cylinder 402, and connecting cylinder 402 sets up in the third recess and with elastic cylinder 306 interference fit, and the connecting cylinder 402 outside surface has the third external screw thread, and well section of thick bamboo 303 inside surface has the third internal thread with third external screw thread assorted, cooperatees through third internal thread and third external screw thread and realizes connecting cylinder 402 and well section of thick bamboo 303 threaded connection.
The outer side surface of the elastic cylinder 306 inclines towards the direction close to the central axis of the inner cylinder 305 from the joint with the second side plate 304, the inner side surface of the connecting cylinder 402 inclines towards the direction far away from the central axis of the inner cylinder 305 from the joint with the connecting flange 401, the connecting cylinder 402 can conveniently and quickly enter the third groove by the arrangement, and the sealing performance between the small-diameter PVC pipe 2 and the small pipe connector 4 is enhanced along with the interference fit formed by the deep penetration of the connecting cylinder 402 and the elastic cylinder 306.
In this embodiment, the joint further includes an auxiliary support head 5, the auxiliary support head 5 can support the small-diameter PVC pipe 2 in the connection process of the small-diameter PVC pipe 2 and the large-diameter PVC pipe 1, so that the small-diameter PVC pipe 2 and the large-diameter PVC pipe 1 are coaxially arranged, and after the connection is completed, the connection between the small-diameter PVC pipe 2 and the large-diameter PVC pipe 1 is supported, thereby prolonging the service life of the small-diameter PVC pipe 2; the auxiliary supporting head 5 is arranged at one side of the small-diameter connector far away from the large-diameter connector, the auxiliary supporting head 5 comprises a cylinder body 501, the cylinder body 501 is an integrated structure with an annular cavity formed by matching an outer cylinder body, an inner cylinder body and two side plates, the inner side of the inner cylinder body is provided with a second through groove for the small-diameter PVC pipe 2 to pass through and enter the first through groove, the cylinder body 501 is in threaded connection with the connecting flange 4, one side of the cylinder body 501 close to the connecting flange 4 extends outwards along the central axis direction of the cylinder body 501 to form a first connecting part 502, one side of the connecting flange 4 far away from the connecting cylinder 402 extends outwards along the central axis direction of the connecting flange 4 to form a second connecting part 403, a fourth internal thread is arranged on the first connecting part 502, and a fourth external thread matched with the fourth internal thread is arranged on the second connecting part 403, the auxiliary supporting head 5 is connected with the small pipe connector 4 through the matching of the fourth internal thread and the fourth external thread.
For promoting the supporting effect of auxiliary stay head 5 to path PVC pipe 2, make path PVC pipe 2, connector, with big footpath PVC pipe 1 coaxial setting when being connected, the convenient connection, barrel 501 external diameter, flange 401 external diameter and urceolus 301 external diameter homogeneous phase are the same.
The working principle is as follows: firstly, inserting a large-diameter PVC pipe 1 into a first groove and connecting the large-diameter PVC pipe 1 to an outer cylinder in a threaded manner to realize the connection of the large-diameter PVC pipe 1 and a large pipe connector 3; the small-diameter PVC pipe 2 sequentially passes through the second through groove and the first through groove, the auxiliary support head 5 and the small pipe connector 4 are sequentially sleeved on the small-diameter PVC pipe, the auxiliary support head 5 and the small pipe connector 4 are respectively moved to two sides of the small-diameter PVC pipe 2 to support the small-diameter PVC pipe 2, one side, close to the small pipe connector 4, of the small-diameter PVC pipe 2 is inserted into the second groove, and the small-diameter PVC pipe 2 is connected with the large pipe connector 3 through threaded connection with the inner cylinder 305; moving the small pipe connector 4, rotating the connecting cylinder 402 into the third groove, connecting the small pipe connector 4 with the large pipe connector 3 in a threaded manner by using the middle cylinder 303, and realizing the sealing between the small-diameter PVC pipe 2 and the small pipe connector 4 by interference fit with the elastic cylinder 306 in the screwing process of the connecting cylinder 402; and finally, the auxiliary supporting head 5 is moved towards the direction close to the small pipe connector 4 and is in threaded connection with the small pipe connector 4 to support the small-diameter PVC pipe 2, so that the service life of the small-diameter PVC pipe 2 is prolonged.
The utility model provides a pair of different pipe diameters combination formula PVC pipe, large union coupling head and tubule connector all adopt the tubular structure, and simple structure connects convenient operation, and the connected mode between large diameter PVC pipe, large union coupling head, tubule connector, path PVC pipe all adopts coaxial threaded connection's mode to connect, makes the PVC pipe atress after connecting even, has effectively prolonged the life of PVC pipe.
It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. The utility model provides a different pipe diameter combination formula PVC pipe which characterized in that: comprises a large-diameter PVC pipe, a small-diameter PVC pipe and a joint for connecting the large-diameter PVC pipe and the small-diameter PVC pipe, wherein the joint comprises
The small pipe connector comprises a connecting cylinder and a connecting flange which are coaxially arranged, and the connecting flange is connected to one side of the connecting cylinder and matched with the connecting cylinder to form a first through groove for the small-diameter PVC pipe to pass through;
the large pipe connector is sequentially and coaxially provided with an outer cylinder, a middle cylinder, an elastic cylinder and an inner cylinder from outside to inside, one side of the middle cylinder is connected with the outer cylinder through a first side plate, one side of the middle cylinder, which is far away from the first side plate, is connected with the inner cylinder through a second side plate, the outer cylinder, the first side plate, the middle cylinder, the second side plate and the inner cylinder are matched to form a structure which is S-shaped along the section of the central axis of the inner cylinder, the outer cylinder, the first side plate and the middle cylinder are matched to form a first groove for accommodating a large-diameter PVC pipe, the large-diameter PVC pipe is arranged in the first groove and is in threaded connection with the outer cylinder, the elastic cylinder is connected to one side, which is close to the first side plate, of the second side plate, the elastic cylinder, the second side plate and the inner cylinder are matched to form a second groove for accommodating a small-diameter PVC pipe, the small-diameter PVC pipe penetrates through the first through groove and then enters the second groove and is in threaded connection with the inner cylinder, and the elastic cylinder is in threaded connection with the first through groove, The second side plate and the middle barrel are matched to form a third groove for accommodating the connecting barrel, the connecting barrel is arranged in the third groove and in interference fit with the elastic barrel, and the connecting barrel is in threaded connection with the middle barrel.
2. The different-diameter combined PVC pipe according to claim 1, characterized in that: one side of the first side plate, which is close to the second side plate, is provided with an elastic sealing gasket.
3. The different-diameter combined PVC pipe according to claim 1, characterized in that: the outer side surface of the elastic cylinder inclines towards the direction close to the central axis of the inner cylinder from the joint of the outer side surface of the elastic cylinder and the second side plate, and the inner side surface of the connecting cylinder inclines towards the direction far away from the central axis of the inner cylinder from the joint of the inner side surface of the connecting cylinder and the connecting flange.
4. The different-diameter combined PVC pipe according to claim 1, characterized in that: the connector further comprises an auxiliary supporting head, the auxiliary supporting head is arranged on one side, away from the large-diameter connector, of the small-diameter connector, the auxiliary supporting head comprises a barrel body, a second through groove is formed in the barrel body, the small-diameter PVC pipe penetrates through the second through groove and enters the first through groove, and the barrel body is in threaded connection with the connecting flange.
5. The reduced diameter modular PVC pipe of claim 4, wherein: the outer diameter of the cylinder body, the outer diameter of the connecting flange and the outer diameter of the outer cylinder are the same.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220569735.6U CN217056780U (en) | 2022-03-16 | 2022-03-16 | Different-diameter combined PVC pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220569735.6U CN217056780U (en) | 2022-03-16 | 2022-03-16 | Different-diameter combined PVC pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217056780U true CN217056780U (en) | 2022-07-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220569735.6U Active CN217056780U (en) | 2022-03-16 | 2022-03-16 | Different-diameter combined PVC pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217056780U (en) |
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2022
- 2022-03-16 CN CN202220569735.6U patent/CN217056780U/en active Active
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