CN217272535U

CN217272535U - Large-caliber PE water supply pipe

Info

Publication number: CN217272535U
Application number: CN202123355944.5U
Authority: CN
Inventors: 李春宏
Original assignee: Wuhan Yilian Plastic Co ltd
Current assignee: Wuhan Yilian Plastic Co ltd
Priority date: 2021-12-28
Filing date: 2021-12-28
Publication date: 2022-08-23
Anticipated expiration: 2031-12-28

Abstract

The utility model discloses a heavy-calibre PE feed pipe, include: the end part of the pipe body is fixedly sleeved with a locking ring, and a plurality of bolts are installed on the wall of the locking ring in a threaded manner; the limiting assembly comprises a fixing ring fixedly sleeved on the pipe body, a plurality of spring rods which are circumferentially and fixedly arranged on the annular wall of the fixing ring, a plurality of moving plates fixedly arranged at the end parts of the spring rods and a plurality of limiting sleeves fixedly arranged on the surfaces of the plurality of moving plates, and the plurality of limiting sleeves respectively correspond to the end parts of the plurality of bolts; a driving assembly for providing a driving force for the plurality of spring rods to contract together. The plurality of spring rods in the driving assembly control limiting assembly shrink, so that the end parts of the plurality of bolts enter the plurality of limiting sleeves, the surfaces of the end parts of the bolts abut against the inner sleeve walls of the limiting sleeves to limit the bolts not to rotate due to flowing of water flow in the pipe body, and the stability of the plurality of pipe bodies in splicing use is improved.

Description

Large-caliber PE water supply pipe

Technical Field

The utility model relates to a feed pipe connects technical field, especially relates to a heavy-calibre PE feed pipe.

Background

The PE material is widely applied to the field of water supply pipe manufacturing due to the characteristics of high strength, corrosion resistance, no toxicity and the like, is an ideal pipe material for replacing a common iron water supply pipe because of no rusting, and is generally fixedly connected through a plurality of bolts when a plurality of PE water supply pipes are spliced together for use.

When water flows in the PE water supply pipes, the bolts are subjected to water flow vibration and can slightly rotate, and the bolts are loosened in the long-term process, so that connection failure among the PE water supply pipes is caused.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving following shortcoming among the prior art, when water flows in the PE feed pipe, the bolt receives the vibrations of rivers and can take place small rotation, and the bolt department just can take place not hard up for a long time to lead to the connection failure between many PE feed pipes, and the heavy-calibre PE feed pipe that proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a large caliber PE service pipe comprising:

the end part of the pipe body is fixedly sleeved with a locking ring, and a plurality of bolts are installed on the ring wall of the locking ring in a threaded mode;

the limiting assembly is used for limiting the rotation of the bolts and comprises a fixing ring fixedly sleeved on the pipe body, a plurality of spring rods fixedly arranged on the ring wall of the fixing ring in a circumferential shape, a plurality of movable plates fixedly arranged at the end parts of the spring rods and a plurality of limiting sleeves fixedly arranged on the surfaces of the plurality of movable plates, and the plurality of limiting sleeves correspond to the end parts of the bolts respectively;

the driving assembly is used for providing driving force for the plurality of spring rods to contract together.

Preferably, the driving assembly comprises a sliding ring sleeved on the pipe body, a plurality of connecting rods fixedly mounted on the annular wall of the sliding ring in a circumferential manner, a plurality of first inclined blocks and a transmission part, the first inclined blocks are fixedly mounted on the surfaces of the plurality of connecting rods respectively, a second inclined block is fixedly mounted on the side wall of the moving plate, the inclined surfaces of the plurality of first inclined blocks are abutted to the inclined surfaces of the plurality of second inclined blocks respectively, and the transmission part is used for controlling the sliding ring to move on the pipe body in the horizontal direction.

Preferably, the transmission component comprises a threaded rod rotatably mounted on the surface of the locking ring, and the slip ring is sleeved on the threaded rod and is limited in rotation by the limiting component.

Preferably, the limiting component comprises two limiting rods fixedly arranged on the surface of the locking ring, and the sliding ring is slidably sleeved on the two limiting rods.

Preferably, one end, far away from the locking ring, of the threaded rod is fixedly provided with an adjusting wheel, and the surface of the adjusting wheel is provided with anti-skidding threads.

Preferably, an anti-slip layer is bonded on the inner wall of the limiting sleeve, and the anti-slip layer is made of rubber.

Compared with the prior art, the beneficial effects of the utility model are that:

after the staff is in the same place many body splices and is fixed well with many bolts, through many spring levers shrink in the spacing subassembly of drive assembly control this moment, make the tip of many bolts get into in a plurality of stop collars, and bolt tip department surface and stop collar endotheca wall counterbalance can restrict the bolt and can not receive the flow of body internal rivers and take place to rotate, have improved the stability when many body splices are in the same place to use.

Drawings

FIG. 1 is a schematic view of a front three-dimensional structure of a large-caliber PE water supply pipe provided by the present invention;

FIG. 2 is a schematic diagram of a side view of a large-diameter PE water supply pipe according to the present invention;

fig. 3 is an enlarged view of a structure a in fig. 1.

In the figure: the device comprises a tube body 1, a locking ring 2, a bolt 3, a fixing ring 4, a spring rod 5, a moving plate 6, a limiting sleeve 7, a sliding ring 8, a connecting rod 9, a first inclined block 10, a second inclined block 11, a threaded rod 12, a limiting rod 13 and an adjusting wheel 14.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the present invention, the terms "upper", "lower", "left", "right", "middle" and "one" are used for clarity of description, but not for limiting the range of the present invention, and the relative relationship changes or adjustments without substantial technical changes should be regarded as the scope of the present invention.

Referring to fig. 1-3, a large-caliber PE water supply pipe includes:

the end part of the tube body 1 is fixedly sleeved with a locking ring 2, and a plurality of bolts 3 are installed on the ring wall threads of the locking ring 2;

the limiting assembly is used for limiting the rotation of the bolts 3 and comprises a fixing ring 4 fixedly sleeved on the pipe body 1, a plurality of spring rods 5 fixedly arranged on the ring wall of the fixing ring 4 in a circumferential shape, a plurality of movable plates 6 fixedly arranged at the end parts of the spring rods 5 and a plurality of limiting sleeves 7 fixedly arranged on the surfaces of the movable plates 6, and the limiting sleeves 7 respectively correspond to the end parts of the bolts 3;

and the driving assembly is used for providing driving force for the plurality of spring rods 5 to contract together.

In the embodiment of the technical scheme of using, when many spring levers 5 together shrink, this moment a plurality of stop collars 7 also can be close to the 3 tip of bolt that correspond with self position gradually, when 3 tip of many bolts get into in a plurality of stop collars 7 completely, 3 tip department surfaces of bolt can tightly offset with 7 endotheca walls of stop collar to restriction bolt 3 can not take place to rotate by the flow of rivers in the body 1, stability when having improved many bodys 1 concatenation and using together.

According to the preferable technical scheme in the embodiment, the driving assembly comprises a sliding ring 8 sleeved on the pipe body 1, a plurality of connecting rods 9 which are fixedly arranged on the annular wall of the sliding ring 8 in a circumferential shape, a plurality of first inclined blocks 10 and a transmission part, wherein the first inclined blocks are fixedly arranged on the surfaces of the connecting rods 9, the second inclined blocks 11 are fixedly arranged on the side wall of the moving plate 6, the inclined surfaces of the first inclined blocks 10 are respectively abutted to the inclined surfaces of the second inclined blocks 11, and the transmission part is used for controlling the sliding ring 8 to move on the pipe body 1 in the horizontal direction. When the slip ring 8 moves towards the direction close to the locking ring 2 under the action of the transmission component, the inclined surfaces of the first inclined blocks 10 are in sliding contact with the inclined surfaces of the second inclined blocks 11, and the spring rods 5 are contracted under the pressing action of the inclined surfaces.

In the preferred technical scheme of this embodiment, the transmission part comprises a threaded rod 12 rotatably mounted on the surface of the locking ring 2, and the sliding ring 8 is sleeved on the threaded rod 12 in a threaded manner and is limited in rotation by a limiting part. When the threaded rod 12 is rotated, the slip ring 8 screwed onto the threaded rod 12 is displaced horizontally on the tubular body 1 by the limiting element.

In the preferred technical solution in this embodiment, the limiting component includes two limiting rods 13 fixedly mounted on the surface of the locking ring 2, and the sliding ring 8 is slidably sleeved on the two limiting rods 13. The slide ring 8 can only move horizontally on the two limiting rods 13, so that when the threaded rod 12 rotates, the slide ring 8 screwed onto the threaded rod 12 can only move horizontally and cannot rotate together with the threaded rod 12.

In the preferred technical scheme in this embodiment, an adjusting wheel 14 is fixedly mounted at one end of the threaded rod 12 far away from the locking ring 2, and anti-skid threads are arranged on the surface of the adjusting wheel 14. The threaded rod 12 can be controlled to rotate by rotating the adjusting wheel 14, and the anti-slip lines can increase the friction force between the palm of a worker and the contact surface of the adjusting wheel 14 to prevent the worker from falling off the hand.

According to the preferable technical scheme in the embodiment, the inner wall of the limiting sleeve 7 is bonded with an anti-slip layer, and the anti-slip layer is made of rubber. The rubber has good elasticity and viscosity, so that the friction force between the end part of the bolt 3 and the contact surface of the inner wall of the limiting sleeve 7 can be increased, and the rotating torque of the bolt 3 is increased.

In the present application, the terms "mounted," "connected," and "secured" are to be construed broadly unless otherwise specifically indicated and limited.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A large-caliber PE water supply pipe is characterized by comprising:

the bolt fastening device comprises a pipe body (1), wherein a locking ring (2) is fixedly sleeved at the end part of the pipe body (1), and a plurality of bolts (3) are installed on the annular wall of the locking ring (2) in a threaded manner;

the limiting assembly is used for limiting the rotation of the bolts (3), and comprises a fixing ring (4) fixedly sleeved on the pipe body (1), a plurality of spring rods (5) which are circumferentially and fixedly arranged on the ring wall of the fixing ring (4), a plurality of moving plates (6) fixedly arranged at the ends of the spring rods (5) and a plurality of limiting sleeves (7) fixedly arranged on the surfaces of the moving plates (6), wherein the limiting sleeves (7) respectively correspond to the end parts of the bolts (3);

a driving assembly for providing a driving force for the plurality of spring rods (5) to contract together.

2. The PE water supply pipe with the large caliber as claimed in claim 1, wherein the driving assembly comprises a slip ring (8) sleeved on the pipe body (1), a plurality of connecting rods (9) fixedly installed on the circumferential wall of the slip ring (8) in a circumferential shape, a plurality of first inclined blocks (10) fixedly installed on the surface of the connecting rods (9) respectively, and a transmission part, wherein a second inclined block (11) is fixedly installed on the side wall of the moving plate (6), inclined surfaces of the first inclined blocks (10) are abutted against inclined surfaces of the second inclined blocks (11) respectively, and the transmission part is used for controlling the slip ring (8) to move on the pipe body (1) in the horizontal direction.

3. A large diameter PE service pipe according to claim 2, wherein the transmission means comprises a threaded rod (12) rotatably mounted on the surface of the locking ring (2), the slip ring (8) being threaded onto the threaded rod (12) and being limited in rotation by a limiting means.

4. A large-bore PE water supply pipe according to claim 3, characterized in that the limiting member comprises two limiting rods (13) fixedly mounted on the surface of the locking ring (2), and the sliding ring (8) is slidably sleeved on the two limiting rods (13).

5. A large-bore PE water supply pipe according to claim 3, characterized in that an adjusting wheel (14) is fixedly mounted on the end of the threaded rod (12) far from the locking ring (2), and the surface of the adjusting wheel (14) is provided with anti-skid threads.

6. The large-caliber PE water supply pipe according to claim 1, wherein an anti-slip layer is bonded on the inner wall of the limiting sleeve (7), and the anti-slip layer is made of rubber.