CN213982455U

CN213982455U - Capacitor pipe hoop for PE pipe connection

Info

Publication number: CN213982455U
Application number: CN202023005555.5U
Authority: CN
Inventors: 殷金亮
Original assignee: Shanghai Jinxin Pipe Industry Co ltd
Current assignee: Shanghai Jinxin Pipe Industry Co ltd
Priority date: 2020-12-14
Filing date: 2020-12-14
Publication date: 2021-08-17
Anticipated expiration: 2030-12-14

Abstract

The application belongs to the technical field of water supply and drainage pipelines, and particularly relates to a capacitor pipe hoop for PE pipe connection, which comprises a pipe hoop body, binding posts arranged at two ends of the pipe hoop body, a plurality of limiting blocks circumferentially arranged on the inner side surface of the pipe hoop body, a support ring arranged on the outer side surface of the pipe hoop body, and a connecting clamping piece arranged on the support ring in a penetrating manner along the axial direction of the pipe hoop body; the connecting clamping piece extends out of two ends of the pipe hoop body along the axis direction and is used for clamping the pipe to be connected. The application has solved among the correlation technique because of the welding process PE pipe is heated and produces the power of keeping away from each other to cause the too big poor problem of welding quality of welding seam, it has the advantage that improves the connection quality of PE pipe.

Description

Capacitor pipe hoop for PE pipe connection

Technical Field

The application relates to the technical field of water supply and drainage pipelines, in particular to a capacitor pipe hoop for connecting PE pipes.

Background

At present, in water supply and drainage engineering, PE pipe often can be used in the work progress, and PE pipe is in the joining process, and the mode that adopts hot melt connection or electric smelting to connect makes PE pipe butt joint welding together usually. And electric fusion welding is toward going to use electric smelting ferrule, and electric smelting ferrule among the correlation technique can be because two PE pipes can be followed the axial and kept away from in the heating process in the use, and this process can make the connection quality of PE pipe poor.

In view of the above-mentioned related art, the inventors considered that there was a defect that the quality of the PE pipe connection was poor.

SUMMERY OF THE UTILITY MODEL

In order to improve the connection quality of the PE pipe, the application provides a capacitor pipe hoop for PE pipe connection.

The application provides a capacitance pipe hoop for PE union coupling adopts following technical scheme:

a capacitor pipe clamp for PE pipe connection comprises a pipe clamp body, binding posts arranged at two ends of the pipe clamp body, a plurality of limiting blocks circumferentially arranged on the inner side surface of the pipe clamp body, a support ring arranged on the outer side surface of the pipe clamp body, and connecting clamping pieces arranged on the support ring in a penetrating manner along the axial direction of the pipe clamp body;

the connecting clamping piece extends out of two ends of the pipe hoop body along the axis direction and is used for clamping the pipe to be connected.

Through adopting above-mentioned technical scheme, the butt joint in-process only needs will two treat the connecting pipe setting-out and the oxide layer of clear weld zone, then treat two and take over and insert the ferrule body, couple together welding machine plug and terminal again, and adjust and connect the fastener and treat two and take over the chucking, then start the welding machine and make two treat to take over to fuse the rigid coupling together until the ferrule body, accomplish weldment work, it enables two in the ferrule body to treat that the connecting pipe is firm to be linked together to connect the fastener, can also prevent to treat among the welding process that the body of connecting takes place to take place axial displacement because of being heated, and then improve welding quality.

Optionally, a marking convex strip for connecting the pipeline is arranged on the outer side surface of the pipe hoop body along the axial direction.

Through adopting above-mentioned technical scheme, the mark boss enables two and treats that the mark line on the connecting pipe lateral surface aligns, makes the face of weld more neat, and then improves welded stability and aesthetic property.

Optionally, jacks are arranged on two end faces of the pipe hoop body, and the binding posts are located in the jacks.

Through adopting above-mentioned technical scheme, the terminal is located the jack, when some welding process will be removed the terminal with the knife, the terminal of this application can directly follow the jack take out can, remaining terminal makes the weld joint department cause the welding layer thickness to differ when avoiding removing, influences welding quality.

Optionally, two ends of the pipe clamp body are further provided with covers for sealing the binding posts in the jacks.

Through adopting above-mentioned technical scheme, the setting of lid enables the jack of ferrule body and is difficult for being filled by piece debris in the transportation, causes the influence to subsequent weldment work because it needs certain time to detach debris.

Optionally, the connection mode of the limiting block and the pipe clamp body is threaded connection.

Through adopting above-mentioned technical scheme, the connected mode of stopper and ferrule body is threaded connection, enables the stopper installation more stable like this, dismantles more convenient and fast.

Optionally, the support ring includes a branch pipe with one end vertically connected to the outer side surface of the pipe hoop body, a support rod with one end in threaded connection with the branch pipe, and a universal joint movably connected with the other end of the support rod.

Through adopting above-mentioned technical scheme, branch can be adjusted through threaded connection's regulative mode in the branch pipe, makes the distance between the lateral surface of branch apart from the ferrule body can be adjusted, and universal energy-conservation is adjusted the back at branch, conveniently connects the installation of fastener.

Optionally, the connecting fastener comprises a split bolt penetrating through the supporting rod, a connecting rod perpendicular to the split bolt and sleeved on the split bolt, and a clamping ring connected with the end of the connecting rod.

Through adopting above-mentioned technical scheme, the split bolt enables the connecting rod at its both ends to form the relation of connection, can treat the connecting pipe chucking with connecting rod end connection's snap ring to under the traction effect to the split bolt, produce the power that makes the connecting pipe draw close each other, treat the power that the connecting pipe was kept away from with the messenger of resisting the welding process because of being heated production, thereby improve welding quality.

Optionally, the inner side surface of the snap ring is provided with a thread groove.

Through adopting above-mentioned technical scheme, the setting of thread groove can improve the snap ring and treat the frictional force between the connecting pipe, makes the snap ring with treat that the connecting pipe chucking is more firm, difficult not hard up.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the connecting clamp can enable two connecting pipes to be tightly clamped, the pipe hoop body enables the two connecting pipes to be fused and fixedly connected together after a welding machine is started, so that welding work is completed, the connecting clamp can enable the two connecting pipes to be firmly connected together in the pipe hoop body, axial movement of a pipe body to be connected due to heating in a welding process can be prevented, and welding quality is improved;

2. the marking lug bosses can align the marking lines on the outer side surfaces of the two pipes to be connected, so that the welding surfaces are more neat, and the welding stability and the welding attractiveness are improved;

3. the thread groove that sets up on the snap ring medial surface in this application can improve the snap ring and treat the frictional force between the connecting pipe, makes the snap ring with treat that the connecting pipe chucking is more firm, difficult not hard up.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.

Fig. 2 is a sectional view taken along a-a in fig. 1.

Fig. 3 is a partially enlarged view of a portion B in fig. 2.

Description of reference numerals: 11. a pipe clamp body; 21. a binding post; 31. a limiting block; 41. a support ring; 51. connecting clamping pieces; 111. marking the convex strips; 112. a jack; 113. a cover body; 411. a branch pipe; 412. a strut; 413. a universal joint; 511. oppositely pulling the bolts; 512. a connecting rod; 513. a snap ring; 514. a thread groove.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses a capacitor pipe hoop for PE pipe connection. Referring to fig. 1 and 2, a capacitor pipe clamp for PE pipe connection includes a pipe clamp body 11, a post 21, a stopper 31, a support ring 41, and a connection clip 51. Wherein, the terminal 21 sets up on the terminal surface at ferrule body 11 both ends, and a plurality of stopper 31 set up on the medial surface of ferrule body 11 along circumference interval, and support ring 41 sets up on ferrule body 11 lateral surface, connects fastener 51 and wears to establish on connecting fastener 51 along ferrule body 11 axis direction to connect fastener 51 and stretch out to the both ends of ferrule body 11 along the axis direction and be used for the chucking two to treat the connecting pipe.

Referring to fig. 1 and 2, the ferrule body 11 is made of a tube made of polyethylene and a resistance wire formed integrally with the tube by thermoplastic molding, and the resistance wire typically has a resistance value of 8 to 20 ohms. Still set up mark sand grip 111 along its axis direction on the lateral surface of ferrule body 11,

mark sand grip

111 and 11 integrated into one piece of ferrule body, mark sand grip 111 can help PE pipe welding in-process, makes two mark lines of treating on the connecting pipe align. In addition, the end faces of the two ends of the pipe clamp body 11 are also provided with insertion holes 112, and the insertion holes 112 are mainly used for allowing the terminals to have a placing space and are not directly exposed to the air. Correspondingly, in order to prevent debris and other impurities from entering the jack in the transportation process or the construction process, the two ends of the pipe hoop body 11 are further provided with the covers 113, the covers 113 can be made of rubber or plastics, and the covers 113 are inserted into the jacks 112 to be in interference fit with the pipe hoop body 11, so that the binding posts 21 are in a sealed state.

Referring to fig. 2, the terminal 21 is used to connect with a plug rod of a welding machine, so that the resistance wire in the pipe clamp body 11 is heated by electricity, one end of the terminal 21 is electrically connected with the resistance wire in the pipe clamp body 11, and the other end of the terminal 21 extends from the jack 112 to two ends of the pipe clamp body 11.

Referring to fig. 2 and 3, the stopper 31 may be made of plastic or rubber, the stopper 31 extends along the radial direction, and one end of the stopper 31 is connected to the inner side surface of the pipe clamp body 11.

Referring to fig. 1 and 2, the support ring 41 includes a branch pipe 411, a support rod 412 and a universal joint 413, wherein one end of the branch pipe 411 is perpendicularly connected to the outer side surface of the pipe clamp body 11, the branch pipe 411 is an internal threaded pipe, one end of the support rod 412 is in threaded connection with the other end of the branch pipe 411, the other end of the support rod 412 is used for installing the universal joint 413, the universal joint 413 is movably connected with the end of the support rod 412, namely, the universal joint 413 can do circular motion around the axis of the support rod 412, and the universal joint 413 is used for penetrating and connecting the clamping piece 51.

Referring to fig. 1 and 2, the connection clip 51 includes a split bolt 511, a connection rod 512, and a snap ring 513. The split bolt 511 is composed of a stud and a nut threadedly coupled to the stud, and is used to bring the connection rod 512 and the snap ring 513 located on both sides of the pipe clamp body 11 close to each other. Round holes for penetrating split bolts 511 are formed in the connecting rod 512, one end of the clamping ring 513, far away from the split bolts 511, is fixedly connected with the connecting rod 512, the clamping ring 513 is a circular ring formed by two semicircular annular plates in a bolted connection mode, and the clamping ring 513 is connected with the connecting rod 512. In addition, in order to increase the friction between the snap ring 513 and the outer side surfaces of the two pipes to be connected, so that the snap ring 513 is tighter and firmer to the pipes to be connected, a thread groove 514 is further formed on the inner side surface of the snap ring 513.

The embodiment of the application discloses a condenser ferrule for PE union coupling implements the principle and does:

firstly, the end faces to be connected of two pipes to be connected are cut and ground to be flat, then the two pipes to be connected are drawn inwards from the two ends of the pipe hoop body 11 to reach a certain depth, then lines are drawn on the outer wall of the PE pipe, an oxide layer on the outer side face of the part to be connected of the PE pipe is ground, then the PE pipe is inserted into the pipe hoop body 11 to the limiting block 31, the PE pipe is clamped and fixed by the connecting clamping piece 51, then the cover body 113 is opened, a plug of a welding machine is inserted into the jack 112, so that the wiring terminal 21 is electrically connected with the welding machine, and then the welding machine is started according to preset parameters until the pipe hoop body 11 and the PE pipe are welded together. Therefore, the problem that the PE pipe moves in the direction away from the two ends due to thermal expansion in the welding process and the welding seam is enlarged in the related technology can be solved, and the welding quality is improved.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A electric capacity ferrule for PE union coupling which characterized in that: the pipe clamp comprises a pipe clamp body (11), binding posts (21) arranged at two ends of the pipe clamp body (11), a plurality of limiting blocks (31) circumferentially arranged on the inner side surface of the pipe clamp body (11), a support ring (41) arranged on the outer side surface of the pipe clamp body (11), and connecting clamping pieces (51) arranged on the support ring (41) in a penetrating manner along the axial direction of the pipe clamp body (11);

the connecting clamping piece (51) extends out of two ends of the pipe hoop body (11) along the axis direction and is used for clamping a pipe to be connected.

2. A capacitive pipe clamp according to claim 1 for PE pipe connections, wherein: and a marking convex strip (111) for connecting a pipeline is arranged on the outer side surface of the pipe hoop body (11) along the axial direction.

3. A capacitive pipe clamp according to claim 1 for PE pipe connections, wherein: the pipe hoop is characterized in that jacks (112) are arranged on two end faces of the pipe hoop body (11), and the binding posts (21) are located in the jacks (112).

4. A capacitive pipe clamp according to claim 3 for PE pipe connections, wherein: and two ends of the pipe hoop body (11) are also provided with covers (113) used for sealing the binding posts (21) in the jacks (112).

5. A capacitive pipe clamp according to claim 1 for PE pipe connections, wherein: the limiting block (31) is connected with the pipe clamp body (11) in a threaded manner.

6. A capacitive pipe clamp according to claim 1 for PE pipe connections, wherein: the support ring (41) comprises a branch pipe (411) with one end vertically connected to the outer side surface of the pipe hoop body (11), a support rod (412) with one end in threaded connection with the branch pipe (411), and a universal joint (413) movably connected with the other end of the support rod (412).

7. A capacitive pipe clamp according to claim 6 for PE pipe connections, wherein: the connecting clamping piece (51) comprises a split bolt (511) penetrating through the support rod (412), a connecting rod (512) perpendicular to the split bolt (511) and sleeved on the split bolt (511), and a clamping ring (513) connected with the end of the connecting rod (512).

8. A capacitive pipe clamp according to claim 7 for PE pipe connections, wherein: and a thread groove (514) is formed on the inner side surface of the snap ring (513).