CN214064187U

CN214064187U - Novel cold expanding type plastic sleeve

Info

Publication number: CN214064187U
Application number: CN202022370085.6U
Authority: CN
Inventors: 孙飞; 王发炎
Original assignee: SHANDONG EFIELD PIPING SYSTEM CO Ltd
Current assignee: SHANDONG EFIELD PIPING SYSTEM CO Ltd
Priority date: 2020-10-22
Filing date: 2020-10-22
Publication date: 2021-08-27
Anticipated expiration: 2030-10-22

Abstract

The utility model discloses a novel cold expanding plastic sleeve, which relates to the technical field of pipeline equipment and comprises a sleeve main body and a connecting pipe, wherein the connecting pipe is positioned inside the sleeve main body, the inner wall of one end of the sleeve main body is fixedly connected with three arc bulges along the circumferential direction, two sides of the sleeve main body are both bonded with rubber rings, a round hole is arranged at the middle part of the outer surface of the sleeve main body, a fixing spring is embedded in the round hole, and the middle part of the outer surface of the sleeve main body is connected with two threaded rods through the round hole and the fixing spring by screw threads, the novel cold expanding plastic sleeve effectively fixes the plastic sleeve with a pipeline by a fixing pipe, the plastic sleeve main body is prevented from loosening and falling to cause the leakage of objects in the pipeline, the sealing performance of the plastic sleeve is improved, the function of convenient installation of the plastic sleeve can be realized by a buckle, the connecting pipe and a small bracket, and the installation time of a user is saved, the convenience of the plastic sleeve is further improved.

Description

Novel cold expanding type plastic sleeve

Technical Field

The utility model relates to a piping installation technical field specifically is a novel cold formula plastic sheath that expands.

Background

In the pipe-line system, because different uses, the installation environment, finally lead to the copper pipe fitting installation effectiveness height difference of different mounting means, the market is more inclined to use an installation effectiveness height, copper pipe fitting that sealing performance is good, generally use the card in the existing market and press, the cutting ferrule, cold expanding formula pipe fitting, but during the installation of conventional cold expanding formula pipe fitting, need earlier with tubular product flaring, then use extrusion tool installation, the installation effectiveness is low, the pipeline of various materials often needs the butt joint in the slow pipeline of speed, generally need with the cutting ferrule suit at the interface end and the joint department of being taken over, so as to increase the anti-vibration ability of junction, make it be difficult to take place to become flexible the damage, cause the liquid leakage in the pipeline.

With the use environment becoming more and more complex, higher requirements are put forward on the card sleeve, the card sleeve needs to be installed and used in different environments, the existing card sleeve is single in structure and high in cost, and therefore the existing card sleeve needs to be improved.

Disclosure of Invention

The utility model provides a novel cold formula plastic sheath that expands through fixed pipe, arc arch and rubber, effectively with the pipeline fixed with the plastic sheath, avoid the cutting ferrule main part not hard up to drop and lead to the pipeline in the object to leak, improved the leakproofness of plastic sheath, through buckle, connecting pipe and little support, can realize the function of the easy to assemble of plastic sheath, practice thrift user's installation time.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a novel cold expanding plastic sleeve comprises a sleeve main body and a connecting pipe, wherein the connecting pipe is positioned inside the sleeve main body, the inner wall of one end of the cutting sleeve main body is fixedly connected with three arc-shaped bulges along the circumferential direction, both sides of the cutting sleeve main body are respectively bonded with a rubber ring, the middle part of the outer surface of the cutting sleeve main body is provided with a round hole, and a fixed spring is embedded in the round hole, the middle part of the outer surface of the cutting sleeve main body is connected with two threaded rods through the round hole and the fixed spring by screw threads, and the two threaded rods penetrate through the middle part of the ferrule main body, the ends of the two threaded rods far away from each other are fixedly connected with rotary rods, the ends of the two threaded rods close to each other are fixedly connected with a fixed tube, and two fixed pipes are located the inside of cutting ferrule main part, two all bind and be provided with the sealing washer on the one side that is close to each other of fixed pipe, and the surface of sealing washer closely laminates with the surface of connecting pipe.

In order to realize the function of fixed plastic sheath, as the utility model relates to a novel cold formula plastic sheath that expands is preferred, the connecting pipe is provided with two altogether the equal fixedly connected with buckle of one end that the connecting pipe was kept away from each other.

In order to improve the sealed function of plastic sheath, as the utility model relates to a novel cold expands formula plastic sheath is preferred, two the two little supports of surface fixedly connected with of connecting pipe, four the surface of little support is all binded and is provided with the gasket, and two gaskets keep away from the one end of four little supports and the one end of two connecting pipes and closely laminate.

In order to realize the function of easy to assemble plastic sheath, as the utility model relates to a novel cold formula plastic sheath that expands is preferred, two the one end that is close to each other of connecting pipe is carved with screw thread, two the equal fixedly connected with two big supports of surface of connecting pipe, and four big support bottom surface equal fixedly connected with compression spring, and four compression spring's the one end that is close to each other all with little support fixed connection.

In order to realize the function of fixed connection pipe, as the utility model relates to a novel cold formula of expanding plastic sheath is preferred, wherein two the equal fixedly connected with knob of surface of big support, and the surface of two other big supports all matches each other, wherein two through connecting band and knob the fixed slot has all been seted up to the upper surface of big support, and fixed slot and arc arch are matchd each other.

In order to make connecting pipe and pipe connection inseparable function, conduct the utility model relates to a novel cold formula plastic sheath that expands is preferred, two the connecting pipe surface is all binded and is provided with two O shape circles, and inside four O shape circles were located the pipeline.

The utility model provides a novel cold expanding plastic sleeve. The method has the following beneficial effects:

(1) this novel cold formula plastic sheath that expands, through fixed pipe, arc arch and rubber, it is effectively fixed with the pipeline with the plastic sheath, avoid the cutting ferrule main part not hard up drop lead to the pipeline in the object leak, improved the leakproofness of plastic sheath.

(2) This novel cold formula plastic sheath that expands through buckle, connecting pipe and little support, can realize the function of the easy to assemble of plastic sheath, practices thrift user's installation time, has further improved the convenience of plastic sheath.

Drawings

Fig. 1 is a cross-sectional view of the present invention;

fig. 2 is a top view of the present invention;

fig. 3 is a side view of the present invention.

In the figure: 1. a ferrule body; 2. a connecting pipe; 3. fixing the spring; 4. rotating the rod; 5. a fixed tube; 6. a threaded rod; 7. an arc-shaped bulge; 8. a small support; 9. a compression spring; 10. a rubber ring; 11. a seal ring; 12. fixing grooves; 13. a gasket; 14. a large support; 15. a knob; 16. and (5) buckling.

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.

Examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a novel cold expanding plastic sleeve comprises a sleeve main body 1 and a connecting pipe 2, wherein the connecting pipe 2 is positioned inside the sleeve main body 1, the inner wall of one end of the sleeve main body 1 is fixedly connected with three arc-shaped bulges 7 along the circumferential direction, two sides of the sleeve main body 1 are respectively bonded with a rubber ring 10, the middle part of the outer surface of the sleeve main body 1 is provided with a round hole, a fixing spring 3 is embedded in the round hole, the middle part of the outer surface of the sleeve main body 1 is in threaded connection with two threaded rods 6 through the round hole and the fixing spring 3, the two threaded rods 6 penetrate through the middle part of the sleeve main body 1, the ends of the two threaded rods 6 which are far away from each other are respectively and fixedly connected with a rotary rod 4, the ends of the two threaded rods 6 which are close to each other are respectively and fixedly connected with a fixing pipe 5, the two fixing pipes, and the outer surface of the sealing ring is tightly attached to the outer surface of the connecting pipe 2.

In this embodiment: cutting ferrule main part 1 is the body structure of PE100 material, cutting ferrule main part 1's diameter is 16mm, 20mm, 25mm, 32mm, cutting ferrule main part 1 both ends opening is one end throat cylindricly, it is protruding 7 through the arc, can fix connecting pipe 2 on the pipeline with cutting ferrule main part 1, through rubber circle 10, can make 1 inseparable laminating of cutting ferrule main part on the pipeline, prevent that cutting ferrule main part 1 from droing, compression and resilience through fixed spring 3 can fixed threaded rod 6 on the one hand, on the other hand can make things convenient for the rising or the decline of threaded rod 6, drive the decline of fixed pipe 5 through threaded rod 6, can fix the kneck of connecting pipe 2, prevent that cutting ferrule main part 1 from droing.

Specifically, the two connecting pipes 2 are arranged, and the two connecting pipes 2 are mutually far away from one end and fixedly connected with buckles 16.

In this embodiment: through buckle 16, can be convenient quick put into the pipeline with connecting pipe 2 in, buckle 16 is the fritter of separation, and the cross section is right trapezoid.

Specifically, the outer surfaces of the two connecting pipes 2 are fixedly connected with the two small brackets 8, the outer surfaces of the four small brackets 8 are respectively provided with a gasket 13 in an adhering mode, and one ends, far away from the four small brackets 8, of the two gaskets 13 are tightly attached to one ends of the two connecting pipes 2.

In this embodiment: through little support 8, can be in the same place connecting pipe 2 and pipeline preliminary fixation, the user can seal up the kneck of pipeline and connecting pipe 2 through gasket 13, prevents that the interior object of pipeline from leaking.

Specifically, the screw thread is carved with to the one end that is close to each other of two connecting pipes 2, two big supports 14 of the equal fixedly connected with in surface of two connecting pipes 2, and four big supports 14 bottom surface equal fixedly connected with compression spring 9, and four compression spring 9's equal one end and little support 8 fixed connection that are close to each other.

In this embodiment: one connecting pipe 2 is internally threaded, the other surface of the connecting pipe 2 is threaded, the two threads are matched with each other, the two connecting pipes 2 can be connected together through the threads, and the two large brackets 14 can be better fixed together through the compression spring 9.

Specifically, the knobs 15 are fixedly connected to the outer surfaces of the two large brackets 14, the outer surfaces of the other two large brackets 14 are matched with the knobs 15 through connecting belts, the fixing grooves 12 are formed in the upper surfaces of the two large brackets 14, and the fixing grooves 12 are matched with the arc-shaped protrusions 7.

In this embodiment: the two large brackets 14 can be fixed together through the knob 15 and the connecting band, the sealing performance of the connecting pipe 2 and the pipeline is further improved, and the clamping sleeve main body 1 and the connecting pipe 2 can be fixed together by clamping the arc-shaped bulges 7 at the fixing grooves 12 in use.

Specifically, two O-rings 11 are bonded to the outer surfaces of the two connecting pipes 2, and the four O-rings 11 are located inside the pipe.

In this embodiment: through O shape circle 11 can be fixed connecting pipe 2 inside the pipeline, prevent that connecting pipe 2 and pipeline internal connection are not hard up, lead to the interior object of pipeline to leak.

During the use, the user overlaps the cutting ferrule main part at the pipeline earlier, then link together connecting pipe 2 threaded one end of carving, insert the one end of connecting pipe 2 in the pipeline through gasket 13 through the kneck 16 and withstand little support 8 until the kneck of pipeline, then stimulate connecting band on the big support 14, compression spring 9 compresses this moment, with the connecting band card on knob 15, it is fixed to rotate knob 15, then remove cutting ferrule main part 1, until the protruding 7 works joint of arc on the cutting ferrule cylinder 1 in fixed slot 12, rubber circle 10 on the cutting ferrule main part 1 is with inseparable the pasting on connecting pipe 2 of cutting ferrule main part 1 this moment, then rotate swing arm 4, swing arm 4 drives threaded rod 6 and descends at the round hole, fixing spring 3 compression this moment makes fixed pipe 5 fix the kneck at two connecting pipe 2, can install the plastics cover on connecting pipe.

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. The utility model provides a novel cold expands formula plastic sheath, includes cutting ferrule main part (1) and connecting pipe (2), and connecting pipe (2) are located the inside of cutting ferrule main part (1), its characterized in that: the cutting ferrule comprises a ferrule main body (1), wherein three arc-shaped bulges (7) are fixedly connected to the inner wall of one end of the ferrule main body (1) along the circumferential direction, rubber rings (10) are bonded to two sides of the ferrule main body (1), a round hole is formed in the middle of the outer surface of the ferrule main body (1), a fixing spring (3) is embedded in the round hole, two threaded rods (6) are connected to the middle of the outer surface of the ferrule main body (1) through the round hole and the fixing spring (3) in a threaded manner, the two threaded rods (6) penetrate through the middle of the ferrule main body (1), the ends, far away from each other, of the two threaded rods (6) are fixedly connected with rotary rods (4), the ends, close to each other, of the two threaded rods (6) are fixedly connected with fixing tubes (5), the two fixing tubes (5) are located inside the ferrule main body (1), and sealing rings are bonded to one sides, close to each other, of the two fixing tubes (5), and the outer surface of the sealing ring is tightly attached to the outer surface of the connecting pipe (2).

2. The novel cold expanding plastic sleeve of claim 1, wherein: the connecting pipe (2) is provided with two, two the equal fixedly connected with buckle (16) of one end that connecting pipe (2) kept away from each other.

3. The novel cold expanding plastic sleeve of claim 1, wherein: two the surface fixed connection of connecting pipe (2) has two little supports (8), four the surface of little support (8) all bonds and is provided with gasket (13), and the one end that four little supports (8) were kept away from in two gaskets (13) closely laminates with the one end of two connecting pipes (2).

4. The novel cold expanding plastic sleeve of claim 3, wherein: two the screw thread is carved with to the one end that is close to each other of connecting pipe (2), two the equal fixedly connected with two big supports (14) of surface of connecting pipe (2), and four big supports (14) bottom surface equal fixedly connected with compression spring (9), and the one end that is close to each other of four compression spring (9) all with little support (8) fixed connection.

5. The novel cold expanding plastic sleeve of claim 4, wherein: the outer surface of the two large supports (14) is fixedly connected with a knob (15), the outer surfaces of the other two large supports (14) are matched with the knob (15) through a connecting belt, fixing grooves (12) are formed in the upper surfaces of the two large supports (14), and the fixing grooves (12) are matched with the arc-shaped protrusions (7).

6. The novel cold expanding plastic sleeve of claim 1, wherein: the outer surfaces of the two connecting pipes (2) are respectively provided with two O-shaped rings (11) in an adhesive mode, and the four O-shaped rings (11) are located inside the pipeline.