CN216715482U

CN216715482U - Clamping and pressing type pipe joint

Info

Publication number: CN216715482U
Application number: CN202122946494.0U
Authority: CN
Inventors: 黄展友
Original assignee: Guangzhou Paynes Pipeline Co ltd
Current assignee: Guangzhou Paynes Pipeline Co ltd
Priority date: 2021-11-26
Filing date: 2021-11-26
Publication date: 2022-06-10
Anticipated expiration: 2031-11-26

Abstract

The utility model belongs to the field of pipe joints, and particularly relates to a clamping and pressing type pipe joint which comprises a pipe joint body; a sharp angle is formed between the groove wall of the port of the pipe joint body and the vertical direction of the axis of the pipe joint body, the sharp angle is twenty degrees, the most central part of the pipe joint body is a body extension area, the two adjacent sides of the body extension area are cannula areas, the bulge of the pipe joint body is a sealing area, and a sealing ring is arranged in a sealing groove of the sealing area of the pipe joint body; through assembling tubular product to the intubate district of coupling body, then exert the card with dedicated card pressing tongs in the coupling sealing area and press, make the seal groove to radial shrink, until the sealing washer reaches predetermined compression ratio, when the sealing area of coupling body is to radial shrink, the outer wall of top tube is detained to the closed angle of lateral wall to compress tightly and make tubular product produce certain indentation, until stopping exerting the card pressure, at this moment, the sealing washer has played sealed effect, and the closed angle has played locking effect.

Description

Clamping-pressing type pipe joint

Technical Field

The utility model relates to the field of pipe joints, in particular to a clamping and pressing type pipe joint.

Background

A pipe joint is a device for connecting pipes, and has two ends, three ends, and the like.

The structure of the socket of the current universal clamping and pressing type connecting pipe joint comprises: form M and form V.

The two structures have the defects that when the sealing ring is assembled, the bottom of the sealing ring and the bottom of the sealing groove are not attached to the wall easily, excessive inward precompression is caused, when the pipe end is constructed for inserting the pipe, the sealing ring is easily pushed out of the sealing groove by the pipe end or is abnormally deformed due to torsion, no sealing effect is generated, and leakage accidents occur, so that the clamping and pressing type pipe joint is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides a clamping-pressing type pipe joint, which aims to make up the defects of the prior art and solve the problems that excessive inward precompression is caused because the bottom of a sealing ring and the bottom of a sealing groove are not attached to the wall when the sealing ring is assembled, the sealing ring is easily pushed out of the sealing groove by a pipe end or is abnormally deformed due to torsion when a pipe is inserted, no sealing effect is generated, and leakage accidents occur.

The technical scheme adopted by the utility model for solving the technical problems is as follows: the utility model relates to a clamping and pressing type pipe joint, which comprises a pipe joint body; the pipe joint comprises a pipe joint body, wherein the center of the pipe joint body is a body extension area, the two adjacent sides of the body extension area are pipe insertion areas, the bulge of the pipe joint body is a sealing area, a sealing ring is arranged in a sealing groove of the sealing area of the pipe joint body, pipes are inserted into the two ends of the pipe joint body, the pipes are assembled in the pipe insertion areas of the pipe joint body, clamping pressure is applied to the sealing area of the pipe joint by using special clamping and pressing pliers, the sealing groove is contracted radially until the sealing ring reaches a preset compression ratio, the sharp corner of the outer side wall buckles the outer wall of the upper pipe while the sealing area of the pipe joint body is contracted radially, the pipes are pressed to generate certain indentation until the clamping pressure is stopped, and the sealing ring plays a sealing effect at the moment, the sharp corners provide a locking effect.

Preferably, a ring is fixedly connected to the surface of the pipe, a fixing plate is fixedly installed on one side of the pipe joint body, the fixing plate is in an L shape, a sliding groove is formed in the long arm end of the fixing plate in a penetrating mode, a sliding block is connected to the inner wall of the sliding groove in a sliding mode, a limiting plate is connected to the sliding block in a sliding mode, an adjusting screw rod is connected to one side of the fixing plate in a threaded mode, one end of the adjusting screw rod is rotatably connected with the sliding block, the pipe is installed in the pipe joint body through an upward sliding limiting plate, the ring is located between the pipe joint body and the limiting plate, the limiting plate is then slid, the limiting plate is moved to the rear side of the ring, the screw rod is rotated to enable the screw rod to push the sliding block, the limiting plate is driven by the sliding block to slide, the limiting plate can abut against the ring at the moment, and the pipe is further fixed in the pipe joint body by means of the force of the limiting plate abutting against the ring, the pipe joint has the advantages that the pipe joint further fixes the pipe, and the using effect of the pipe joint body is improved.

Preferably, one side sliding connection of slider has the gag lever post, the gag lever post is inserted and is established in the limiting plate, the circular slot has been seted up to one side of limiting plate, the inner wall joint of gag lever post and circular slot is through the pulling gag lever post for the gag lever post roll-off in the limiting plate, then upwards slides the limiting plate, makes the circular slot remove gag lever post department on the limiting plate, then promotes the gag lever post for the inner wall joint of gag lever post and circular slot, the limiting plate can be fixed this moment.

Preferably, one end of the adjusting screw rod, which is far away from the sliding block, is fixedly connected with a rocker, the rocker is Z-shaped, and the rocker drives the adjusting screw rod to rotate by rotating the rocker, so that the effect of conveniently rotating the screw rod is achieved.

Preferably, the fixed surface of gag lever post is connected with the connection pad, the first spring of fixedly connected with between connection pad and the slider is through the pulling gag lever post for the gag lever post slides, through loosening the gag lever post, makes first spring because the recovery pulling connection pad of elasticity, and the connection pad can drive the gag lever post and slide this moment, has played the effect of resetting the gag lever post.

Preferably, one side fixedly connected with connecting plate of limiting plate, the top and the slider swing joint of connecting plate are through the limiting plate that upwards slides for the limiting plate drives the connecting plate and slides, and the connecting plate can contact with the slider bottom this moment, and the circular slot on the limiting plate can remove gag lever post department, has played the effect of fixing a position the limiting plate, makes things convenient for the circular slot to remove gag lever post department.

Preferably, one side fixed mounting of slider has the magnetic path, the bottom and the connecting plate magnetism of magnetic path are connected, the connecting plate is made for iron for the limiting plate upwards slides through the limiting plate that upwards slides, and the limiting plate can be followed to the connecting plate this moment and slided together, and the connecting plate can contact with the magnetic path, and the connecting plate can be inhaled with the magnetic path magnetism this moment, thereby makes the limiting plate fixed.

Preferably, the surface of tubular product is provided with the supporting shoe, tubular product is placed on the supporting shoe, the one end fixedly connected with connecting block of coupling body is kept away from to the supporting shoe, the equal fixedly connected with locating piece in both ends of connecting block, the locating piece is the arc, through placing the coupling body on the supporting shoe, then lay tubular product on the locating piece, later with this internal with tubular product male tube coupling, played the effect of carrying out the location to tubular product, played the effect of conveniently installing the coupling body, avoided because tubular product is that this is internal for artifical male tube coupling, manual operation has certain error, it is internal that tubular product can't once only male tube coupling appear, and then influence the installation effectiveness of tubular product, improved the installation effectiveness to tubular product.

Preferably, the outer side wall of the middle part of the pipe joint body is fixedly connected with a fixing block, the supporting block is connected with a bolt in an internal thread mode, the surface of the bolt is connected with the fixing block in a threaded mode, the bolt is connected with the fixing block in a threaded mode through rotating the bolt, the supporting block is fixed, the bolt is rotated again, the bolt is rotated out of the fixing block, and the supporting block is taken away from the pipe joint body.

Preferably, one side fixedly connected with picture peg that the supporting shoe is close to the fixed block, the picture peg is "L" shape, the constant head tank has been seted up in the surface run-through of fixed block, the constant head tank is passed to the long arm end of picture peg, through lay the coupling body on the supporting shoe to let the picture peg pass the constant head tank, the coupling body can be positioned with the help of picture peg and constant head tank, and then make things convenient for the bolt to roll into in the fixed block.

The utility model has the advantages that:

1. through assembling tubular product to the intubate district of coupling body, then exert the card with dedicated card pressing tongs in the coupling sealing area and press, make the seal groove to radial shrink, until the sealing washer reaches predetermined compression ratio, when the sealing area of coupling body is to radial shrink, the outer wall of top tube is detained to the closed angle of lateral wall to compress tightly and make tubular product produce certain indentation, until stopping exerting the card pressure, at this moment, the sealing washer has played sealed effect, and the closed angle has played locking effect.

2. This is internal through installing the coupling with tubular product, the ring can be located between coupling body and the limiting plate this moment, later slip limiting plate for the limiting plate removes the ring rear, then rotates the lead screw, make the lead screw promote the slider, thereby make the slider drive the limiting plate and slide, the limiting plate can support the ring this moment, thereby make tubular product support the power of ring with the help of the limiting plate and further fixed at the coupling originally internally, played the effect of further fixing to tubular product, improved the result of use of coupling body.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

FIG. 1 is a schematic cross-sectional view of a pipe joint body according to an embodiment;

FIG. 2 is a perspective view of the pipe joint body;

FIG. 3 is a schematic structural diagram of a fixing plate;

FIG. 4 is a schematic top view of the structure of FIG. 2;

FIG. 5 is a schematic structural view of a connecting block;

fig. 6 is a schematic structural view of a portion a of fig. 5.

In the figure: 1. a pipe joint body; 2. a seal ring; 3. a pipe; 4. a circular ring; 5. a fixing plate; 6. a chute; 7. adjusting the screw rod; 8. a rocker; 9. a limiting rod; 10. a connecting disc; 11. a first spring; 12. a magnetic block; 13. a circular groove; 14. a limiting plate; 15. a connecting plate; 16. a support block; 17. connecting blocks; 18. positioning blocks; 19. inserting plates; 20. a fixed block; 21. positioning a groove; 22. a bolt; 23. sharp corners; 24. a slide block.

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 obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.

Referring to fig. 1-6, a press-fit pipe joint includes a pipe joint body 1; a sharp corner 23 is formed between the groove wall of the port of the pipe joint body 1 and the vertical direction of the axis of the pipe joint body 1, the sharp corner 23 is twenty degrees, the center of the pipe joint body 1 is a body extension area, two adjacent sides of the body extension area are insertion pipe areas, the bulge of the pipe joint body 1 is a sealing area, a sealing ring 2 is arranged in a sealing groove of the sealing area of the pipe joint body 1, and pipes 3 are inserted into two ends of the pipe joint body 1; during operation, through assembling tubular product 3 to the intubate district of coupling body 1, then exert the card with dedicated card pressing pincers in the coupling sealing area and press, make the seal groove to radial shrinkage, until sealing washer 2 reaches predetermined compression ratio, when the sealing area of coupling body 1 is to radial shrinkage, the outer wall of top tube is detained to the closed angle 23 of lateral wall, and compress tightly and make tubular product 3 produce certain indentation, until stopping to exert the card pressure, at this moment, sealing washer 2 has played sealed effect, closed angle 23 has played the locking effect.

As a specific embodiment of the utility model, a circular ring 4 is fixedly connected to the surface of the tube 3, a fixing plate 5 is fixedly mounted on one side of the tube joint body 1, the fixing plate 5 is L-shaped, a sliding groove 6 is formed in the long arm end of the fixing plate 5 in a penetrating manner, a sliding block 24 is slidably connected to the inner wall of the sliding groove 6, a limiting plate 14 is slidably connected to the sliding block 24, an adjusting screw rod 7 is connected to one side of the fixing plate 5 through a thread, and one end of the adjusting screw rod 7 is rotatably connected to the sliding block 24; the during operation, through the limiting plate 14 that upwards slides, then install tubular product 3 in the coupling body 1 again, ring 4 can be located between coupling body 1 and the limiting plate 14 this moment, later slide limiting plate 14, make limiting plate 14 remove ring 4 rear, then rotate accommodate the lead screw 7, make accommodate the lead screw 7 promote slider 24, thereby make slider 24 drive limiting plate 14 slide, limiting plate 14 can support ring 4 this moment, thereby make tubular product 3 support ring 4 with the help of limiting plate 14 power by further fixing in coupling body 1, the effect of further fixing has been carried out to tubular product 3 has been played, the result of use of coupling body 1 has been improved.

As a specific embodiment of the utility model, one side of the sliding block 24 is slidably connected with a limiting rod 9, the limiting rod 9 is inserted into a limiting plate 14, one side of the limiting plate 14 is provided with a circular groove 13, and the limiting rod 9 is clamped with the inner wall of the circular groove 13; during operation is through pulling gag lever post 9 for gag lever post 9 roll-off in the limiting plate 14, then upwards slides limiting plate 14, makes round slot 13 remove gag lever post 9 department on the limiting plate 14, then promotes gag lever post 9, makes the inner wall joint of gag lever post 9 and round slot 13, and limiting plate 14 can be fixed this moment.

As a specific embodiment of the utility model, one end of the adjusting screw rod 7, which is far away from the sliding block 24, is fixedly connected with a rocker 8, and the rocker 8 is in a shape of a Z; during operation, the rocker 8 is rotated, so that the rocker 8 drives the adjusting screw rod 7 to rotate, and the effect of conveniently rotating the adjusting screw rod 7 is achieved.

As a specific embodiment of the present invention, a connecting disc 10 is fixedly connected to the surface of the limiting rod 9, and a first spring 11 is fixedly connected between the connecting disc 10 and the sliding block 24; during operation, through pulling gag lever post 9 for gag lever post 9 slides, through loosening gag lever post 9, makes first spring 11 because the recovery pulling connection pad 10 of elasticity, connection pad 10 can drive gag lever post 9 and slide this moment, has played the effect of reseing to gag lever post 9.

As a specific embodiment of the present invention, a connecting plate 15 is fixedly connected to one side of the limiting plate 14, and the top end of the connecting plate 15 is movably connected to a slider 24; the during operation is through the limiting plate 14 that upwards slides for limiting plate 14 drives connecting plate 15 and slides, and connecting plate 15 can contact with 24 bottoms of slider this moment, and circular slot 13 on the limiting plate 14 can remove gag lever post 9 departments, has played the effect of carrying out the location to limiting plate 14, makes things convenient for circular slot 13 to remove gag lever post 9 departments.

As a specific embodiment of the present invention, a magnetic block 12 is fixedly mounted on one side of the slider 24, the bottom end of the magnetic block 12 is magnetically connected to a connecting plate 15, and the connecting plate 15 is made of iron; during operation, through the limiting plate 14 that upwards slides for limiting plate 14 upwards slides, and limiting plate 14 slides together can be followed to connecting plate 15 this moment, and connecting plate 15 can contact with magnetic path 12, and connecting plate 15 can be inhaled with magnetic path 12 magnetism this moment, thereby makes limiting plate 14 fixed.

As a specific embodiment of the present invention, a supporting block 16 is disposed on the surface of the pipe 3, the pipe 3 is placed on the supporting block 16, a connecting block 17 is fixedly connected to one end of the supporting block 16 away from the pipe joint body 1, positioning blocks 18 are fixedly connected to both ends of the connecting block 17, and the positioning blocks 18 are arc-shaped; during operation, through placing the joint body on supporting shoe 16, then lay on locating piece 18 with tubular product 3, later insert tubular product 3 in the coupling body 1 again, the effect of advancing line location to tubular product 3 has been played, the effect of conveniently installing coupling body 1 has been played, avoided because tubular product 3 is that artifical inserts in the coupling body 1, manual operation has certain error, can appear tubular product 3 can't once only insert in the coupling body 1, and then influence tubular product 3's installation effectiveness, the installation effectiveness to tubular product 3 has been improved.

As a specific embodiment of the present invention, a fixing block 20 is fixedly connected to an outer side wall of a middle portion of the pipe joint body 1, a bolt 22 is connected to the supporting block 16 through an internal thread, and a surface of the bolt 22 is connected to the fixing block 20 through a thread; during operation, the bolt 22 is rotated to enable the bolt 22 to be in threaded connection with the fixing block 20, so that the supporting block 16 is fixed, then the bolt 22 is rotated again to enable the bolt 22 to rotate out of the fixing block 20, and then the supporting block 16 is taken away from the pipe joint body 1.

As a specific embodiment of the present invention, an inserting plate 19 is fixedly connected to one side of the supporting block 16 close to the fixing block 20, the inserting plate 19 is L-shaped, a positioning groove 21 is formed through the surface of the fixing block 20, and a long arm end of the inserting plate 19 passes through the positioning groove 21; in operation, by placing the pipe joint body 1 on the supporting block 16 and allowing the inserting plate 19 to pass through the positioning groove 21, the pipe joint body 1 can be positioned by means of the inserting plate 19 and the positioning groove 21, and the bolt 22 can be conveniently rotated into the fixing block 20.

The theory of operation, through assembling tubular product 3 to the intubate district of coupling body 1, then exert the card with dedicated card pressing pincers in the coupling sealing area and press, make the seal groove to radial shrink, until sealing washer 2 reaches predetermined compression ratio, when the sealing area of coupling body 1 is to radial shrink, the outer wall of top tube is detained to the closed angle 23 of lateral wall, and compress tightly and make tubular product 3 produce certain indentation, until stopping to exert the card pressure, at this moment, sealing washer 2 has played sealed effect, closed angle 23 has played the locking effect.

The limiting rod 9 slides out of the limiting plate 14 by pulling the limiting rod 9, then the limiting plate 14 slides, the limiting plate 14 slides upwards, the connecting plate 15 slides along with the limiting plate 14, the connecting plate 15 contacts with the magnetic block 12, the connecting plate 15 is magnetically attracted with the magnetic block 12, then the limiting rod 9 is loosened, the connecting plate 10 is pulled by the first spring 11 due to the elastic force recovery, the connecting plate 10 drives the limiting rod 9 to slide, the limiting rod 9 slides into the circular groove 13, the limiting plate 14 is fixed by the clamping of the limiting rod 9 and the circular groove 13, then the pipe 3 is installed in the pipe joint body 1, the ring 4 is located between the pipe joint body 1 and the limiting plate 14, then the limiting rod 9 is pulled, the limiting rod 9 slides out of the circular groove 13, then the limiting plate 14 slides, and the limiting plate 14 moves to the back of the ring 4, then loosen gag lever post 9, make first spring 11 because the recovering of elasticity stimulates connection pad 10, connection pad 10 can drive gag lever post 9 this moment and slide, thereby make gag lever post 9 slide in the limiting plate 14, later rotate rocker 8, make rocker 8 drive accommodate the lead screw 7 and rotate, accommodate the lead screw 7 can promote slider 24 this moment, thereby make slider 24 drive limiting plate 14 and slide, limiting plate 14 can support ring 4 this moment, thereby make tubular product 3 support ring 4's power with the help of limiting plate 14 and further fixed in coupling body 1, the effect of further fixing has been carried out to tubular product 3 has been played, the result of use of coupling body 1 has been improved.

By passing the insert plate 19 through the positioning groove 21 and then turning the bolt 22, the bolt 22 is screwed with the fixing block 20, and at this time, the coupling boss body 1 is placed on the supporting block 16, then the pipe 3 is placed on the positioning block 18, and then the pipe 3 is inserted into the pipe joint body 1, so that the pipe 3 is positioned, the pipe joint body 1 is conveniently installed, certain errors caused by manual operation due to the fact that the pipe 3 is manually inserted into the pipe joint body 1 are avoided, and the pipe 3 can not be inserted into the pipe joint body 1 at one time, thereby affecting the installation efficiency of the pipe 3 and improving the installation efficiency of the pipe 3, when the installation of the pipe 3 is finished, the bolt 22 is rotated, so that the bolts 22 are turned out of the fixing blocks 20 and then the support blocks 16 are removed from the coupling body 1.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed.

Claims

1. A clamping type pipe joint is characterized in that: comprises a pipe joint body (1); the cell wall of coupling body (1) port and the vertical direction in coupling body (1) axle center form a closed angle (23), and closed angle (23) are twenty degrees, the centremost department of coupling body (1) is the body extension district, and the adjacent both sides in body extension district are the intubate district, coupling body (1) bulge is the sealing area, install sealing washer (2) in the seal groove of coupling body (1) sealing area, tubular product (3) have all been inserted at the both ends of coupling body (1).

2. The snap-in pipe coupling of claim 1, wherein: the fixed surface of tubular product (3) is connected with ring (4), one side fixed mounting of coupling body (1) has fixed plate (5), fixed plate (5) are "L" shape, and the long arm end of fixed plate (5) runs through and has seted up spout (6), the inner wall sliding connection of spout (6) has slider (24), sliding connection has limiting plate (14) in slider (24), one side threaded connection of fixed plate (5) has accommodate the lead screw (7), the one end and the slider (24) of accommodate the lead screw (7) rotate to be connected.

3. The snap-in pipe coupling of claim 2, wherein: one side sliding connection of slider (24) has gag lever post (9), gag lever post (9) are inserted and are established in limiting plate (14), circular slot (13) have been seted up to one side of limiting plate (14), gag lever post (9) and the inner wall joint of circular slot (13).

4. The snap-in pipe coupling of claim 3, wherein: one end, far away from the sliding block (24), of the adjusting screw rod (7) is fixedly connected with a rocker (8), and the rocker (8) is Z-shaped.

5. The snap-in pipe coupling of claim 4, wherein: the surface of the limiting rod (9) is fixedly connected with a connecting disc (10), and a first spring (11) is fixedly connected between the connecting disc (10) and the sliding block (24).

6. The snap-in pipe coupling of claim 5, wherein: one side of the limiting plate (14) is fixedly connected with a connecting plate (15), and the top end of the connecting plate (15) is movably connected with the sliding block (24).

7. The snap-in pipe coupling of claim 6, wherein: one side of the sliding block (24) is fixedly provided with a magnetic block (12), and the bottom end of the magnetic block (12) is magnetically connected with the connecting plate (15).

8. The snap-in pipe coupling of claim 7, wherein: the pipe joint is characterized in that a supporting block (16) is arranged on the surface of the pipe (3), the pipe (3) is placed on the supporting block (16), a connecting block (17) is fixedly connected to one end, far away from the pipe joint body (1), of the supporting block (16), positioning blocks (18) are fixedly connected to two ends of the connecting block (17), and the positioning blocks (18) are arc-shaped.

9. The snap-in pipe coupling of claim 8, wherein: the outer side wall of the middle part of the pipe joint body (1) is fixedly connected with a fixing block (20), the supporting block (16) is connected with a bolt (22) in an internal thread mode, and the surface of the bolt (22) is connected with the fixing block (20) in a threaded mode.

10. The snap-in pipe coupling of claim 9, wherein: one side fixedly connected with picture peg (19) that supporting shoe (16) are close to fixed block (20), picture peg (19) are "L" shape, constant head tank (21) have been seted up in the surface run-through of fixed block (20), constant head tank (21) are passed to the long arm end of picture peg (19).