CN215568670U

CN215568670U - Composite pipe fitting structure

Info

Publication number: CN215568670U
Application number: CN202121074008.4U
Authority: CN
Inventors: 郭丰金
Original assignee: Shandong Flint Electrical Equipment Co ltd
Current assignee: Shandong Flint Electrical Equipment Co ltd
Priority date: 2021-05-19
Filing date: 2021-05-19
Publication date: 2022-01-18
Anticipated expiration: 2031-05-19

Abstract

The utility model discloses a composite material pipe fitting structure, which comprises a pipe body, a sliding sleeve, a fixed sleeve and an external connecting pipe, a flange is fixed at the opening at the lower end of the pipe body, a fixed pipe is fixed at the middle part of the bottom end in the pipe body, side grooves are distributed on the outer side of the fixed pipe in an annular array manner, the fixed sleeve is fixed at the top end of the inner part of the pipe body, a moving pipe is slidably arranged at the opening at the lower end of the fixed sleeve, the bottom end of the moving pipe is sleeved at the top end of the fixed pipe, the sliding sleeve is sleeved outside the fixed sleeve, the lower end of the sliding sleeve is connected with the movable pipe through the linkage sheet, the external pipe is inserted at the opening at the upper end of the pipe body, and the bottom of the external connecting pipe is connected with the upper end opening of the fixed sleeve, adjusting screws are arranged on both sides of the opening of the upper end face of the pipe body in a threaded penetrating manner, and the bottom ends of the adjusting screws are rotatably arranged on both sides of the upper end face of the sliding sleeve. The utility model has the advantages of enhancing the connection stability and the sealing performance, adjusting the internal water pressure and enhancing the practicability.

Description

Composite pipe fitting structure

Technical Field

The utility model relates to the technical field of composite pipes, in particular to a composite pipe fitting structure.

Background

The composite pipe has pipe wall made of two kinds of material. Typically used inside buildings. The pipe wall has two or three layers; a layer under load, typically a steel or aluminum layer; the other or both protective metal layers, typically plastic layers. When used as water pipe, the inner plastic layer should be nontoxic. The water pipe is a water supply pipeline, modern decoration water pipes are constructed in a wall-buried mode, the water pipes are classified into three types, and the first type is a metal pipe, such as a hot-dip cast iron pipe with inner enamel plastics, a copper pipe, a stainless steel pipe and the like. The second type is plastic-clad metal pipes, such as steel-plastic composite pipes, aluminum-plastic composite pipes and the like. The third type is plastic tubes, such as PB tubes, PP-R tubes, etc.

The existing composite material pipe connecting structure is too simple, most of the existing composite material pipe connecting structures are connected through the flange plates through bolts, the connecting structure is prone to water seepage under the action of high-strength water pressure, the using effect is poor, the flange plates are connected, the connecting surfaces of the two pipe bodies are mutually attached, stress protection cannot be conducted in multiple directions when external stress is conducted, and the protection performance is poor; and the existing composite material has simple structure, can not adjust the internal water pressure, and has poor practicability.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a composite pipe fitting structure which has the advantages of enhancing connection stability and sealing performance, adjusting internal water pressure and enhancing practicability, and solves the problems of poor connection stability, poor sealing performance, incapability of adjusting internal water pressure and single function.

In order to achieve the purpose, the utility model provides the following technical scheme: a composite pipe fitting structure comprises a pipe body, a sliding sleeve, a fixed sleeve and an external connecting pipe, wherein a flange plate is fixed at the opening at the lower end of the pipe body, a fixed tube is fixed in the middle of the bottom end in the tube body, side grooves are distributed on the outer side of the fixed tube in an annular array manner, the fixed sleeve is fixed at the top end of the inner part of the pipe body, the opening at the lower end of the fixed sleeve is provided with a movable pipe in a sliding way, the bottom end of the movable pipe is sleeved at the top end of the fixed pipe, the sliding sleeve is sleeved at the outer side of the fixed sleeve, the lower end of the sliding sleeve is connected with the movable tube through a linkage sheet, the external tube is inserted at the opening at the upper end of the tube body, and the bottom of the external connecting pipe is connected with the upper end opening of the fixed sleeve, adjusting screws are arranged on two sides of the opening of the upper end face of the pipe body in a threaded penetrating manner, and the bottom of each adjusting screw is rotatably arranged on two sides of the upper end face of the sliding sleeve.

Preferably, the outer side of the lower end of the fixed pipe is fixed on the inner wall of the pipe body through a fixing sheet, and the outer side of the upper end of the fixed sleeve is fixed on the inner wall of the pipe body through a fixing frame.

Preferably, the upper end and the lower end of the movable pipe and the joint of the fixed sleeve and the fixed pipe are both provided with sealing rings, and the joint of the lower end of the external pipe and the fixed sleeve is provided with a sealing ring.

Preferably, the number of the linkage pieces is four, the four linkage pieces are distributed in an annular array, and the linkage pieces are designed in an arc shape.

Preferably, the limiting grooves are formed in the two sides of the sliding sleeve, limiting strips are fixed to the upper ends of the two sides of the inner portion of the pipe body, and the limiting strips are connected in the corresponding limiting grooves in a sliding and clamping mode.

Preferably, the fixing bolts are installed at the upper ends of the two sides of the pipe body in a threaded mode, and the bottom end threads of the fixing bolts are installed in corresponding threaded holes, located on the two sides of the inside of the pipe body, of the external connecting pipe.

Compared with the prior art, the utility model has the following beneficial effects: during installation, an operator inserts the external pipe from the pipe body to obtain a top opening, so that the bottom end of the external pipe is attached to a sealing ring at the upper end opening of the fixed sleeve, fixing bolts are installed at two sides of the pipe body, bottom threads of the fixing bolts enter into mounting holes of the external pipe, which are positioned at two sides inside the pipe body, to realize fixation, the lower end of the pipe body is connected with other connecting parts through a flange plate, an adjusting screw rod is rotated, the bottom end of the adjusting screw rod drives a sliding sleeve to descend, the sliding sleeve slides on the outer side of the fixed sleeve and a limiting strip, the sliding sleeve drives the movable pipe to descend through a linkage sheet, the top end of the movable pipe slides downwards from the lower end opening of the fixed sleeve, the lower end opening of the movable pipe is sleeved outside the upper end of the fixed pipe, the exposed length of a lateral groove outside the fixed pipe is changed through movement of the movable pipe, water flow enters the fixed sleeve through the external pipe and then enters the movable pipe, and then is discharged into the pipe body from the lateral groove outside through the top end of the fixed pipe, the lower extreme through the body is outwards discharged again, and this device is easy and simple to handle, through grafting and bolt fastening's mode, improves and connects steadiness and leakproofness, but multidirectional atress adjusts inside water pressure through the opening length of adjusting the side channel simultaneously, increases the practicality.

Drawings

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

FIG. 2 is an enlarged schematic view of the present invention;

FIG. 3 is a schematic view of the external structure of the present invention;

fig. 4 is a schematic top view of the tube of the present invention.

In the figure: 1. a pipe body; 2. a sliding sleeve; 3. fixing a sleeve; 4. a linkage piece; 5. moving the tube; 6. a fixing sheet; 7. a flange plate; 8. a side groove; 9. a fixed tube; 10. a limiting strip; 11. fixing the bolt; 12. adjusting the screw rod; 13. an external connection pipe; 14. a fixing frame.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 4, the present invention provides an embodiment: the utility model provides a combined material pipe fitting structure, including body 1, slip cap 2, fixed cover 3 and external pipe 13, the lower extreme opening part of body 1 is fixed with ring flange 7, department is fixed with fixed pipe 9 in the middle of the inside bottom of body 1, the outside ring array of fixed pipe 9 distributes and has side channel 8, fixed cover 3 is fixed on the inside top of body 1, the lower extreme outside of fixed pipe 9 is fixed on the inner wall of body 1 through stationary blade 6, the upper end outside of fixed cover 3 is fixed on the inner wall of body 1 through mount 14, fixing bolt 11 is installed to the equal screw thread in both sides upper end of body 1, and fixing bolt 11's bottom screw thread is installed and is being located the corresponding screw hole of the inside both sides of body 1 at external pipe 13.

The lower extreme opening part slidable mounting of fixed cover 3 has removal pipe 5, the bottom of removing pipe 5 cup joints the top at fixed pipe 9, slip cap 2 cup joints the outside at fixed cover 3, the lower extreme of slip cap 2 is connected with removal pipe 5 through linkage piece 4, outer pipe 13 is pegged graft at the upper end opening part of body 1, and the upper end opening part of fixed cover 3 is connected to the bottom of outer pipe 13, the last lower extreme of removing pipe 5 all is equipped with the sealing washer with fixed cover 3 and fixed pipe 9's junction, outer pipe 13 lower extreme is equipped with the sealing washer with fixed cover 3 junction, linkage piece 4 is equipped with four altogether, and four linkage pieces 4 are ring array and distribute, linkage piece 4 is the arc design, spacing groove has all been seted up to the both sides of slip cap 2, the inside both sides upper end of body 1 all is fixed with spacing 10, and spacing 10 slip joint is at the spacing inslot that corresponds.

Adjusting screws 12 are installed on two sides of an opening of the upper end face of the tube body 1 in a threaded penetrating manner, the bottom ends of the adjusting screws 12 are rotatably installed on two sides of the upper end face of the sliding sleeve 2, during installation, an operator inserts the external tube 13 from the tube body 1 to the opening of the top end, so that the bottom end of the external tube 13 is attached to a sealing ring at the opening of the upper end of the fixed sleeve 3, fixing bolts 11 are installed on two sides of the tube body 1, the bottom end threads of the fixing bolts 11 enter mounting holes of the external tube 13 on two sides inside the tube body 1 to realize fixation, the lower end of the tube body 1 is connected with other connecting parts through a flange 7, the adjusting screws 12 are rotated, the bottom end of the adjusting screws 12 drives the sliding sleeve 2 to descend, the sliding sleeve 2 slides on a limiting strip 10 outside the fixed sleeve 3, the sliding sleeve 2 drives the moving tube 5 to descend through a linkage piece 4, and the top end of the moving tube 5 slides downwards from the opening of the lower end of the fixed sleeve 3, remove the lower extreme opening part of pipe 5 and cup joint in the upper end outside of fixed pipe 9, remove through removing pipe 5 and change the fixed pipe 9 outside lateral groove 8 exposed length, rivers pass through outer pipe 13 and get into fixed cover 3, reentrant removal pipe 5, get into in the lateral groove 8 discharge body 1 in the back from the outside through the top of fixed pipe 9, the lower extreme through body 1 again outwards discharges, this device is easy and simple to handle, through grafting and bolt fastening's mode, improve and connect steadiness and leakproofness, can multidirectional atress, simultaneously through the opening length who adjusts lateral groove 8, adjust inside water pressure, increase the practicality.

The working principle is as follows: during the operation of the utility model, during installation, an operator inserts the external connecting pipe 13 from the opening at the top end of the pipe body 1, so that the bottom end of the external connecting pipe 13 is attached to the sealing ring at the opening at the upper end of the fixed sleeve 3, the fixed bolts 11 are installed at two sides of the pipe body 1, the bottom end threads of the fixed bolts 11 enter the mounting holes of the external connecting pipe 13 at two sides inside the pipe body 1 to realize fixation, the lower end of the pipe body 1 is connected with other connecting parts through the flange 7, the adjusting screw 12 is rotated, the bottom end of the adjusting screw 12 drives the sliding sleeve 2 to descend, the sliding sleeve 2 slides on the outer side of the fixed sleeve 3 and the limiting strip 10, the sliding sleeve 2 drives the moving pipe 5 to descend through the linkage sheet 4, the top end of the moving pipe 5 slides downwards from the opening at the lower end of the fixed sleeve 3, the opening at the lower end of the moving pipe 5 is sleeved on the outer side of the upper end of the fixed pipe 9, and the length of the side groove 8 at the outer side of the fixed pipe 9 is changed through the moving pipe 5, water flow enters the fixed sleeve 3 through the external connecting pipe 13 and then enters the movable pipe 5, enters the fixed pipe 9 from the top end thereof and then is discharged into the pipe body 1 from the side groove 8 at the outer side, and then is discharged outwards through the lower end of the pipe body 1. The above is the working principle of the present invention.

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 a combined material pipe fitting structure, includes body (1), slip cap (2), fixed cover (3) and external pipe (13), its characterized in that: the pipe is characterized in that a flange plate (7) is fixed at the lower end opening of the pipe body (1), a fixed pipe (9) is fixed at the middle of the inner bottom end of the pipe body (1), side grooves (8) are distributed on the outer side of the fixed pipe (9) in an annular array manner, the fixed sleeve (3) is fixed at the inner top end of the pipe body (1), a movable pipe (5) is slidably mounted at the lower end opening of the fixed sleeve (3), the bottom end of the movable pipe (5) is sleeved at the top end of the fixed pipe (9), the sliding sleeve (2) is sleeved at the outer side of the fixed sleeve (3), the lower end of the sliding sleeve (2) is connected with the movable pipe (5) through a linkage sheet (4), an external pipe (13) is inserted at the upper end opening of the pipe body (1), the bottom end of the external pipe (13) is connected with the upper end opening of the fixed sleeve (3), and adjusting screws (12) penetrate through the two sides of the upper end face opening of the pipe body (1), and the bottom end of the adjusting screw rod (12) is rotatably arranged at two sides of the upper end surface of the sliding sleeve (2).

2. A composite pipe structure according to claim 1, wherein: the outer side of the lower end of the fixed pipe (9) is fixed on the inner wall of the pipe body (1) through a fixing sheet (6), and the outer side of the upper end of the fixed sleeve (3) is fixed on the inner wall of the pipe body (1) through a fixing frame (14).

3. A composite pipe structure according to claim 1, wherein: the upper and lower ends of the moving pipe (5) are respectively provided with a sealing ring at the joint of the fixed sleeve (3) and the fixed pipe (9), and the joint of the lower end of the external connecting pipe (13) and the fixed sleeve (3) is provided with a sealing ring.

4. A composite pipe structure according to claim 1, wherein: the four linkage pieces (4) are arranged, the four linkage pieces (4) are distributed in an annular array, and the linkage pieces (4) are designed in an arc shape.

5. A composite pipe structure according to claim 1, wherein: the limiting groove has all been seted up to the both sides of sliding sleeve (2), the inside both sides upper end of body (1) all is fixed with spacing (10), and spacing (10) slip joint is at the limiting groove that corresponds.

6. A composite pipe structure according to claim 1, wherein: fixing bolts (11) are installed at the upper ends of the two sides of the pipe body (1) in a threaded mode, and the bottom threads of the fixing bolts (11) are installed in corresponding threaded holes in the two sides of the inner portion of the pipe body (1) in an external connection pipe (13).