CN215891545U

CN215891545U - Ultrahigh molecular weight polyethylene pipe convenient to connect

Info

Publication number: CN215891545U
Application number: CN202122018966.6U
Authority: CN
Inventors: 杨军; 巩同晖; 李敬皓; 高云峰
Original assignee: Shandong Dongfang Pipe Co ltd
Current assignee: Shandong Dongfang Pipe Co ltd
Priority date: 2021-08-26
Filing date: 2021-08-26
Publication date: 2022-02-22
Anticipated expiration: 2031-08-26

Abstract

The utility model discloses an ultra-high molecular weight polyethylene pipe convenient for connection, which comprises a movable connecting pipe mechanism, a fixed connecting pipe mechanism and a connection fastening mechanism, wherein the movable connecting pipe mechanism comprises a movable pipeline and a fastening bolt, an arc surface at one end of the movable pipeline is provided with a conical surface, a connecting table A is arranged on the surface of one end of the movable pipeline close to the conical surface, a groove is arranged on the surface of the movable pipeline, the groove is arranged between the conical surface and the connecting table A, the fastening bolt is symmetrically installed on the main body of the connecting table A through threads, the device provides a polyethylene pipe convenient for connection, two flange surfaces are respectively arranged at the end part of the pipe when the pipe leaves a factory, a conical head is arranged at one end of the polyethylene pipe, the conical head and the connecting pipeline can be in interference fit in the installation process, the conical head is deformed, and when the whole conical head is connected in place, the conical surface recovers and is limited by the internal step.

Description

Ultrahigh molecular weight polyethylene pipe convenient to connect

Technical Field

The utility model belongs to the technical field of pipeline production, and particularly relates to an ultrahigh molecular weight polyethylene pipe convenient to connect.

Background

The raw material of the PE pipeline is polyethylene, which is a high molecular weight organic synthetic material, the PE pipe is mainly applied to municipal tap water supply, water diversion and water treatment projects, rural healthy drinking water projects, pipeline systems for water supply inside and outside buildings, old pipeline repair and water treatment project pipeline systems, industrial water pipes in gardens, irrigation and other fields, the PE pipe is extruded and formed by molds in the production process, so that the specifications of the pipe are consistent when the PE pipe leaves a factory, the pipe needs to be cut or assembled when the PE pipe is used, the common pipe connection modes at present are all fixed by threaded joints or directly by flange surfaces through bolts, when water flow in the pipe is started or closed, a huge impact can be formed, and the impact can cause the surface connecting bolts to shake, in the past, the bolts are easy to loosen or separate, and the water leakage phenomenon at the connecting part between the pipelines can be caused.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to an ultra-high molecular weight polyethylene pipe that is easy to connect, so as to solve the problems of the background art mentioned above.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides an ultra high molecular weight polyethylene pipe convenient to connect, includes removal connecting pipe mechanism, fixed connection pipe mechanism and connects fastening device, removal connecting pipe mechanism includes removal pipeline and fastening bolt, removal pipeline one end arc surface is provided with the conical surface, the removal pipeline is close to the one end surface of conical surface and is provided with connection platform A, the removal pipeline surface is seted up flutedly, the recess is arranged in between conical surface and the connection platform A, fastening bolt passes through screw thread symmetry and installs in connection platform A main part, fastening bolt runs through connection platform A, fixed connection pipe mechanism is including fixed body and return spring, fixed body one end is provided with connection platform B, the inside groove of having seted up of one end that fixed body is close to connection platform B.

Preferably, the inside symmetry of connection platform B main part has seted up the mounting hole, the inside slidable mounting of mounting hole has the wedge, wedge one end is provided with the connecting rod, the connecting rod runs through connection platform B main part, the one end that the connecting rod deviates from the wedge is provided with the locating part.

Preferably, the locating part is arranged in the outside of connecting platform B, return spring establishes the surface at the connecting rod in the cover, inside return spring arranged the mounting hole in, return spring one end and mounting hole inner wall contact, just the return spring other end contacts with the wedge.

Preferably, the connecting and fastening mechanism comprises a lower fastening steel ring, an upper fastening steel ring and a rack, the lower fastening steel ring and the upper fastening steel ring are symmetrically sleeved on the arc surface of the connecting platform B, the end parts of the lower fastening steel ring and the upper fastening steel ring are respectively provided with an extension plate, and the outer side of each extension plate is provided with a mounting platform.

Preferably, an adjusting shaft is screwed between the two mounting platforms through threads, the adjusting shaft penetrates through the two mounting platforms, the directions of internal threads of the two mounting platforms are opposite, a gear is mounted on the surface of the adjusting shaft, and the gear is arranged between the lower fastening steel ring and the upper fastening steel ring.

Preferably, the end part of the lower fastening steel ring is symmetrically provided with sliding grooves, the racks are slidably mounted inside the sliding grooves, the racks penetrate through the sliding grooves, and the racks are meshed with the gears.

Preferably, connecting holes are symmetrically formed in the main body of the connecting platform B, the fastening bolt is screwed in the connecting holes through threads, and one end, deviating from the connecting platform A, of the fastening bolt is in contact with the end portion of the rack.

Compared with the prior art, the utility model has the beneficial effects that: this device provides a polyethylene pipeline convenient to connect, it is provided with two flange faces respectively to its tip when the pipeline dispatches from the factory, and one end is provided with the conical head, in the installation, can make conical head and connecting tube carry out interference fit, make the conical head take place to warp, whole conical head enters into the inside groove of connecting tube when connecting in place after, the conical surface resumes, and carry on spacingly to it through inside step, can drive the surperficial fastening steel ring to shrink the pipeline through both flange joint's bolt depth simultaneously at the in-process of installation, further prevent that the pipeline from taking place to become flexible because of the impact of rivers, on original bolted connection basis, spacing conical head and fastening steel ring have been increased, make pipe connection's more reliable and more stable.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a rear view of the fixed connection pipe of the present invention;

FIG. 3 is a schematic view of the fastening steel ring connection structure of the present invention;

fig. 4 is a partial longitudinal front sectional view of a docking station B of the present invention.

In the figure: 1. the connecting pipe mechanism is moved; 101. moving the pipeline; 102. a conical surface; 103. a connecting table A; 104. a groove; 105. fastening a bolt; 2. a fixed connecting pipe mechanism; 201. fixing the pipe body; 202. a connecting table B; 203. an inner tank; 204. mounting holes; 205. a connecting rod; 206. a return spring; 207. a limiting member; 208. a wedge block; 209. connecting holes; 3. a connecting and fastening mechanism; 301. a steel ring is fastened at the lower part; 302. an extension plate; 303. an installation table; 304. an adjustment shaft; 305. a chute; 306. a gear; 307. a rack; 308. and (6) tightening a steel ring.

Detailed Description

The technical solution in 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.

Referring to fig. 1-4, the present invention provides the following technical solutions: the utility model provides an ultra high molecular weight polyethylene pipe convenient to connect, including removing connecting pipe mechanism 1, fixed connecting pipe mechanism 2 and connection fastening mechanism 3, remove connecting pipe mechanism 1 including removal pipeline 101 and fastening bolt 105, removal pipeline 101 one end arc surface is provided with conical surface 102, the one end surface that removal pipeline 101 is close to conical surface 102 is provided with connects platform A103, removal pipeline 101 surface has seted up recess 104, recess 104 is arranged in between conical surface 102 and the connection platform A103, fastening bolt 105 installs in connecting platform A103 main part through the screw thread symmetry, fastening bolt 105 runs through connection platform A103, fixed connecting pipe mechanism 2 includes fixed body 201 and return spring 206, fixed body 201 one end is provided with connects platform B202, fixed body 201 is close to the inside internal groove 203 that has seted up of one end of connecting platform B202.

In order to prevent the tapered surface 102 from being resisted by the wedge block 208 when entering the fixing tube 201, but the tapered surface 102 is hindered by the wedge block 208 when exiting, in the embodiment, it is preferable that the connecting table B202 has mounting holes 204 symmetrically formed in the main body, the wedge block 208 is slidably mounted in the mounting holes 204, a connecting rod 205 is disposed at one end of the wedge block 208, the connecting rod 205 penetrates through the main body of the connecting table B202, and a limiting member 207 is disposed at one end of the connecting rod 205 away from the wedge block 208.

In order to enable the wedge block 208 to be returned in time, and to judge whether the wedge block 208 and the wedge block are installed in place by observing the state of the limiting member 207, in this embodiment, preferably, the limiting member 207 is disposed on the outer side of the connecting platform B202, the return spring 206 is sleeved on the surface of the connecting rod 205, the return spring 206 is disposed inside the mounting hole 204, one end of the return spring 206 is in contact with the inner wall of the mounting hole 204, and the other end of the return spring 206 is in contact with the wedge block 208.

In order to enable the adjusting shaft 304 to respectively drive the lower fastening steel ring 301 and the upper fastening steel ring 308 to tighten when rotating, in this embodiment, preferably, the connection fastening mechanism 3 includes a lower fastening steel ring 301, an upper fastening steel ring 308 and a rack 307, the lower fastening steel ring 301 and the upper fastening steel ring 308 are symmetrically sleeved on an arc surface of the connection platform B202, the end portions of the lower fastening steel ring 301 and the upper fastening steel ring 308 are both provided with an extension plate 302, and the outer side of the extension plate 302 is provided with an installation platform 303.

In order to ensure that the moving directions of the two sets of mounting platforms 303 are opposite and the moving distances are the same, in this embodiment, it is preferable that an adjusting shaft 304 is screwed between the two mounting platforms 303 through a screw thread, the adjusting shaft 304 penetrates through the two mounting platforms 303, the directions of the internal threads of the two mounting platforms 303 are opposite, a gear 306 is mounted on the surface of the adjusting shaft 304, and the gear 306 is disposed between the lower fastening steel ring 301 and the upper fastening steel ring 308.

In order to drive the rack 307 to move through the movement of the fastening bolt 105, in this embodiment, preferably, the end of the lower fastening steel ring 301 is symmetrically provided with sliding grooves 305, the rack 307 is slidably mounted inside the sliding grooves 305, the rack 307 penetrates through the sliding grooves 305, the rack 307 is meshed with the gear 306, the main body of the connecting table B202 is symmetrically provided with connecting holes 209, the fastening bolt 105 is screwed inside the connecting holes 209 through a thread, and one end of the fastening bolt 105, which is away from the connecting table a103, is in contact with the end of the rack 307.

The working principle and the using process of the utility model are as follows: after the installation of the utility model, firstly, the installation and the safety protection of the utility model are checked, then, the connecting and fastening mechanism 3 is sleeved on the arc surface of the connecting platform B202, and the corresponding two installing platforms 303 are tightened by preliminarily screwing the adjusting shaft 304, thereby realizing the pre-tightening effect on the lower fastening steel ring 301 and the upper fastening steel ring 308, then the conical surface 102 is inserted into the connecting platform B202, because the conical surface 102 is an inclined surface, when the connecting platform B202 enters, the inner size of the connecting platform B202 is larger than the minimum outer diameter size of the conical surface 102 and smaller than the maximum outer diameter size, at the moment, the conical surface 102 can be manually inserted with force, so that the conical surface is pre-tightened, then, the fastening bolt 105 is matched with the connecting hole 209, the fastening bolt 105 can be gradually rotated to be pulled into the distance between the connecting platform A103 and the connecting platform B202, when the conical surface 102 enters into the connecting platform B202, because the wedge block 208 is an inclined surface, the wedge block 208 is extruded outwards by the extrusion of the conical surface 102, the limiting piece 207 is pushed outwards by the connecting rod 205 at the moment, the position of the conical surface 102 is judged by observing the extension length of the limiting piece 207, when the conical surface 102 enters a certain depth, deformation occurs, when the large-diameter end of the conical surface 102 enters the inner groove 203, the conical surface 102 is recovered, the step of the inner groove 203 is used for limiting the conical surface 102 to prevent the conical surface 102 from being separated from the conical surface, meanwhile, the groove 104 enters the inner ring area at the top of the connecting platform B202, because the diameter of the groove 104 is smaller than the large end of the conical surface 102, the wedge block 208 is not extruded at the moment, the wedge block 208 is returned by the elastic force of the return spring 206, the limiting piece 207 is returned at the same time, so that one side of the limiting piece 207 is always contacted with the arc surface of the connecting platform B202, the surface is already in place at the moment, in addition, in the installation process, the fastening bolt 105 penetrates through the connecting hole 209 and is always pushed towards one side of the fixed tube body 201, the rack 307 is driven to move, so that the rack 307 slides in the chute 305 and moves towards the fixed pipe body 201, at this time, the gear 306 can be driven to rotate through the meshing of the rack 307 and the gear 306, and then the adjusting shaft 304 is driven to rotate, because the adjusting shaft 304 is respectively installed between the two installation platforms 303, and the directions of internal threads of the two installation platforms 303 are opposite, the adjusting shaft 304 rotates to drive the two installation platforms 303 to move, through the setting of the threads, when the rack 307 is far away from the connecting platform B202, the two installation platforms 303 are close to each other, so that the lower fastening steel ring 301 and the upper fastening steel ring 308 tighten the fixed pipe body 201, at this time, the tightened area deforms, the deformation force is converted and is pressed to the large-size end of the conical surface 102, the conical surface 102 is prevented from moving, and the stability of the connection of the two groups of pipes is further ensured.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an ultra high molecular weight polyethylene pipe convenient to connect, includes removal connecting pipe mechanism (1), fixed connection pipe mechanism (2) and connects fastening device (3), its characterized in that: the movable connecting pipe mechanism (1) comprises a movable pipeline (101) and a fastening bolt (105), a conical surface (102) is arranged on the arc surface at one end of the movable pipeline (101), a connecting platform A (103) is arranged on the surface of one end of the movable pipeline (101) close to the conical surface (102), a groove (104) is formed in the surface of the movable pipeline (101), the groove (104) is arranged between the conical surface (102) and the connecting platform A (103), the fastening bolts (105) are symmetrically arranged on the main body of the connecting platform A (103) through threads, the fastening bolt (105) penetrates through the connecting platform A (103), the fixed connecting pipe mechanism (2) comprises a fixed pipe body (201) and a return spring (206), a connecting table B (202) is arranged at one end of the fixing pipe body (201), and an inner groove (203) is formed in one end, close to the connecting table B (202), of the fixing pipe body (201).

2. The ultra high molecular weight polyethylene pipe for facilitating joining of claim 1, wherein: mounting hole (204) have been seted up to the inside symmetry of connection platform B (202) main part, the inside slidable mounting of mounting hole (204) has wedge (208), wedge (208) one end is provided with connecting rod (205), connecting rod (205) through connection platform B (202) main part, the one end that connecting rod (205) deviate from wedge (208) is provided with locating part (207).

3. An ultra high molecular weight polyethylene pipe for facilitating joining as claimed in claim 2, wherein: the outside of being connected platform B (202) is arranged in locating part (207), return spring (206) cover is established on the surface of connecting rod (205), inside mounting hole (204) were arranged in return spring (206), return spring (206) one end and mounting hole (204) inner wall contact, just return spring (206) other end and wedge block (208) contact.

4. The ultra high molecular weight polyethylene pipe for facilitating joining of claim 1, wherein: the connecting and fastening mechanism (3) comprises a lower fastening steel ring (301), an upper fastening steel ring (308) and a rack (307), the lower fastening steel ring (301) and the upper fastening steel ring (308) are symmetrically sleeved on the arc surface of the connecting platform B (202), the end parts of the lower fastening steel ring (301) and the upper fastening steel ring (308) are respectively provided with an extension plate (302), and the outer side of the extension plate (302) is provided with a mounting platform (303).

5. An ultra high molecular weight polyethylene pipe for facilitating joining as claimed in claim 4, wherein: an adjusting shaft (304) is screwed between the two mounting platforms (303) through threads, the adjusting shaft (304) penetrates through the two mounting platforms (303), the directions of internal threads of the two mounting platforms (303) are opposite, a gear (306) is mounted on the surface of the adjusting shaft (304), and the gear (306) is arranged between the lower fastening steel ring (301) and the upper fastening steel ring (308).

6. An ultra high molecular weight polyethylene pipe for facilitating joining as claimed in claim 5, wherein: the end part of the lower fastening steel ring (301) is symmetrically provided with sliding grooves (305), the rack (307) is slidably mounted inside the sliding grooves (305), the rack (307) penetrates through the sliding grooves (305), and the rack (307) is meshed with the gear (306).

7. An ultra high molecular weight polyethylene pipe for facilitating joining as claimed in claim 6, wherein: connecting holes (209) are symmetrically formed in the main body of the connecting table B (202), the fastening bolt (105) is screwed into the connecting holes (209) through threads, and one end, deviating from the connecting table A (103), of the fastening bolt (105) is in contact with the end of the rack (307).