Clamping and pressing type stainless steel pipe fitting

Abstract

The utility model discloses a clamping and pressing type stainless steel pipe fitting which comprises a first pipe fitting body and a second pipe fitting body, a first protruding ring is arranged on the first pipe fitting body, a second protruding ring is arranged on the second pipe fitting body, an adjusting pipe is arranged in the first pipe fitting body in a sliding mode, the other end of the adjusting pipe is inserted into the second pipe fitting body, and the adjusting pipe is fixedly connected with the second pipe fitting body. The outer portion of the first pipe fitting is fixedly connected with a fixing ring, a plurality of first sliding grooves are evenly formed in the fixing ring, second sliding grooves are formed in the side ends of the first sliding grooves, sliding plates are arranged in the first sliding grooves in a sliding mode, the side ends of the sliding plates are fixedly connected with jacking columns, the jacking columns are in sliding fit with the second sliding grooves, and compression springs are arranged in the first sliding grooves. The length of the first pipe fitting, the length of the adjusting pipe and the length of the second pipe fitting can be conveniently adjusted, the pipe fitting can be conveniently installed between two pipes with different intervals, the two pipes with different intervals can be conveniently communicated, when the pipe fitting is damaged and replaced, the length can be adjusted for connection, and the use practicability of the pipe fitting is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to stainless steel pipe fitting technical field more specifically, it relates to a kind of clamping pressure type stainless steel pipe fittings. BACKGROUND

[0002] Stainless steel clamping pressure pipe fitting has the advantages of rapid and simple installation, stable pressure resistance, corrosion resistance, and non-pollution of fluid medium, and is an ideal connecting piece for thin-walled stainless steel pipes. In the process of connecting stainless steel pipes, special hydraulic tools are usually used for clamping pressure connection to deform the clamping pressure part of the pipe, thereby completing the sealed connection of the pipe.

[0003] The existing clamping pressure type stainless steel pipe has some double clamping pressure type stainless steel pipes, which usually connect two stainless steel pipes together. However, during use, the double clamping pressure type stainless steel pipe may leak due to damage. Since the double clamping pressure type stainless steel pipe is clamped together with the connected pipe, when replacing the double clamping pressure type stainless steel pipe, the pipes on both sides need to be cut off, which increases the distance between the two pipes. Since the length of the existing double clamping pressure type stainless steel pipe cannot be easily adjusted, it is not convenient to connect the cut-off pipes together, and it is not convenient to connect pipes with different distances together, thereby reducing the practicality of use. SUMMARY

[0004] (I) Technical problem solved

[0005] To solve the problems in the prior art, the utility model provides a clamping pressure type stainless steel pipe fitting to solve the technical problem of the length of the existing double clamping pressure type stainless steel pipe not being easily adjusted, not being convenient to connect pipes with different distances together, and thereby reducing the practicality of use mentioned in the background art.

[0006] (II) Technical solution

[0007] In order to achieve the above object, the utility model provides the following technical scheme: a clamping and pressing type stainless steel pipe fitting, first pipe fitting and second pipe fitting are provided with first convex ring and second convex ring, the inside of first pipe fitting is provided with adjusting tube, the other end of adjusting tube is inserted into the inside of second pipe fitting, adjusting tube is fixedly connected with second pipe fitting, the outside of first pipe fitting is fixedly connected with fixed ring, a plurality of first sliding slot are uniformly arranged on the fixed ring, the side end of first sliding slot is provided with second sliding slot, the inside of first sliding slot is provided with sliding plate, the side end of sliding plate is fixedly connected with jacks, jacks are matched with second sliding slot in sliding mode, the inside of first sliding slot is provided with compression spring, compression spring is sleeved on the outside of jacks, the top end of sliding plate is provided with first bevel, the outside of fixed ring is provided with external thread, the external thread of fixed ring is connected with threaded pipe, the side end of threaded pipe is fixedly connected with top ring, the inside side end of top ring is provided with second bevel, the length between first pipe fitting, adjusting tube and second pipe fitting is adjusted, the two pipes of different intervals are installed, the two pipes of different intervals are connected, when it is damaged and replaced, the length is adjusted to be connected, and the practicability of use is improved.

[0008] The utility model further sets up, the side end of first sliding slot is provided with two limit grooves, the inside of two limit grooves is provided with limit block in sliding mode, two limit blocks are fixedly connected with sliding plate, and the function of limiting sliding plate is played.

[0009] The utility model further sets up, the inside of two limit grooves is fixedly connected with the plug piece on the upside, avoids that limit block slides out from the inside of limit groove.

[0010] The utility model further sets up, be provided with two convex grooves on the fixed ring, the inside of two convex grooves is inserted with convex seat, and the fixed screw that cooperates with convex groove side wall is connected with convex seat on screw thread, avoids that threaded pipe is loose.

[0011] The utility model further sets up, convex seat extends to the outside of fixed ring, and the side end of convex seat contacts with the side end of threaded pipe, guarantees that convex seat and threaded pipe are in contact tightly.

[0012] The utility model further sets up, a plurality of insertion grooves are uniformly arranged on the outside of threaded pipe, rod-shaped object is inserted into the inside of insertion groove, and threaded pipe is rotated conveniently.

[0013] The utility model further sets up, the outside of adjusting tube is provided with two ring grooves, and the sealing ring is sleeved in the inside of ring groove, guarantees the sealing property between adjusting tube and first pipe fitting.

[0014] The utility model further sets up, the bottom fixed connection of top post has the antiskid pad matched with the adjusting pipe, increases the friction force of top post side end, guarantees the stability of adjusting pipe clamping fixed.

[0015] (Three) beneficial effects

[0016] Compared with the prior art, the utility model provides a kind of clamping pressure type stainless steel pipe fittings, with following

[0017] Beneficial effects:

[0018] 1, by adjusting pipe inside the first pipe fitting sliding, it is convenient to adjust the length of first pipe fitting, adjusting pipe and second pipe fitting, it is convenient to be connected between two pipes of different spacing, it is convenient to make two pipes of different spacing be communicated, when it is damaged and leaks replacement, even if the pipe connected is cut off a section, when adjusting the length of first pipe fitting, adjusting pipe and second pipe fitting, two pipes are connected together, to facilitate its replacement, improve its practicality of use.

[0019] 2, when adjusting the total length of first pipe fitting, second pipe fitting and adjusting pipe, by clockwise rotating threaded pipe, threaded pipe is relatively fixed ring and moves to the side of second pipe fitting, threaded pipe drives top ring to move, by the cooperation of first bevel and second bevel, top ring is extruded to multiple slide plates, slide plate drives top post to move to the side of adjusting pipe, extruded and fixed adjusting pipe, so that adjusting pipe and first pipe fitting are firmly connected together.

[0020] 3, the male seat is inserted into the inside of male groove, and the side end of male seat is tightly closed with the side end of threaded pipe, then screwing fixing screw, fixed male seat, by male seat to threaded pipe, avoid threaded pipe counterclockwise rotation, ensure the stability of top post and adjusting pipe tightly fixed, ensure the connection between adjusting pipe and first pipe fitting firm and reliable, ensure that there is no loosening phenomenon in use. ACCURACY

[0021] Figure 1 It is the front structure schematic view of a kind of clamping pressure type stainless steel pipe fitting in the utility model;

[0022] Figure 2 It is the structure schematic view of adjusting pipe, two sealing rings and second pipe fitting cooperation in the utility model;

[0023] Figure 3 It is the structure schematic view of fixed ring, threaded pipe, top ring, top post and slide plate cooperation in the utility model;

[0024] Figure 4 It is Figure 3 Another angle structure schematic view;

[0025] Figure 5 is a structural schematic view of the connection between the fixed ring and the block in the utility model;

[0026] Figure 6 is a structural schematic view of the cooperation between the slide plate, the top post and the compression spring in the utility model.

[0027] In the figure: 1, first pipe fitting; 2, second pipe fitting; 3, first convex ring; 4, second convex ring; 5, adjusting pipe; 6, fixed ring; 7, first sliding groove; 8, second sliding groove; 9, slide plate; 10, top post; 11, compression spring; 12, first bevel; 13, external thread; 14, threaded pipe; 15, top ring; 16, second bevel; 17, limiting groove; 18, limiting block; 19, block; 20, convex groove; 21, convex seat; 22, fixing screw; 23, insertion slot; 24, ring groove; 25, sealing ring; 26, non-slip pad. DETAILED DESCRIPTION

[0028] It should be noted that the embodiments in the present application and the features in the embodiments can be combined with each other without conflict. The present application will be described in detail below with reference to the accompanying drawings and in combination with embodiments.

[0029] It should be noted that, unless otherwise specified, all technical and scientific terms used in the present application have the same meaning as that generally understood by ordinary skilled in the art to which the present application belongs.

[0030] In the present application, unless otherwise specified, the directions such as "up, down" are generally directed to the directions shown in the drawings, or are directed to the vertical, perpendicular or gravity directions; similarly, for the convenience of understanding and description, "left, right" are generally directed to the left and right shown in the drawings; "inner, outer" refer to the inner and outer relative to the contour of each component itself, but the above direction words are not used to limit the present application.

[0031] Please refer to Figures 1-6The utility model provides a kind of clamping type stainless steel pipe fittings, including first pipe fitting 1 and second pipe fitting 2, first pipe fitting 1 is provided with first convex ring 3, second pipe fitting 2 is provided with second convex ring 4, the inside of first pipe fitting 1 is slidably provided with adjusting tube 5, first pipe fitting 1, second pipe fitting 2 and adjusting tube 5 are stainless steel material, the outside of adjusting tube 5 is provided with two ring grooves 24, ring groove 24 is internally sleeved with sealing ring 25, guarantee the sealing between adjusting tube 5 and first pipe fitting 1, the other end of adjusting tube 5 is inserted into the inside of second pipe fitting 2, adjusting tube 5 is fixedly connected with second pipe fitting 2, the outside of first pipe fitting 1 is fixedly connected with fixed ring 6, a plurality of first sliding grooves 7 are uniformly provided on fixed ring 6, the side end of first sliding groove 7 is provided with second sliding groove 8, the inside of first sliding groove 7 is slidably provided with sliding plate 9, the side end of sliding plate 9 is fixedly connected with jackscrew 10, jackscrew 10 is slidably matched with second sliding groove 8, the bottom of jackscrew 10 is fixedly connected with anti-skid pad 26 matched with adjusting tube 5, increase the friction of the side end of jackscrew 10, guarantee the stability of the clamping of adjusting tube 5, the inside of first sliding groove 7 is provided with compression spring 11, compression spring 11 is sleeved on the outside of jackscrew 10, the top of sliding plate 9 is provided with first bevel 12, the outside of fixed ring 6 is provided with external thread 13, the outside of fixed ring 6 is screwedly connected with threaded tube 14, the side end of threaded tube 14 is fixedly connected with top ring 15, the inside side end of top ring 15 is provided with second bevel 16, the outside of threaded tube 14 is uniformly provided with a plurality of insertion grooves 23, it is convenient to insert rod-shaped object into the inside of insertion groove 23, it is convenient to rotate threaded tube 14.

[0032] Specifically, by compression spring 11 to push sliding plate 9 and jackscrew 10 move, make jackscrew 10 separate from adjusting tube 5, it is convenient to make adjusting tube 5 slide in the inside of first pipe fitting 1, by adjusting tube 5 slide in the inside of first pipe fitting 1, it is convenient to adjust the length of first pipe fitting 1, adjusting tube 5 and second pipe fitting 2, it is convenient to be connected between two pipes of different interval, it is convenient to make two pipes of different interval communicate, when it is damaged and leaks replacement, even if the pipe connected is cut off a section, can also be connected together by adjusting the length of first pipe fitting 1, adjusting tube 5 and second pipe fitting 2, so as to facilitate its replacement, improve its practicality of use, when the total length of first pipe fitting 1, second pipe fitting 2 and adjusting tube 5 is adjusted, by rotating threaded tube 14 clockwise, threaded tube 14 moves to the side close to second pipe fitting 2 relative to fixed ring 6, threaded tube 14 drives top ring 15 to move, by the cooperation of first bevel 12 and second bevel 16, top ring 15 extrudes a plurality of sliding plates 9, sliding plate 9 drives jackscrew 10 to move to the side close to adjusting tube 5, extrudes and fixes adjusting tube 5, so that adjusting tube 5 and first pipe fitting 1 are stably connected together.

[0033] The utility model further sets up, the side end of first sliding groove 7 is provided with two limit slot 17, the inside of two limit slot 17 is slidably provided with limit block 18, two limit block 18 all are fixedly connected with sliding plate 9, and the effect of limiting is played to sliding plate 9, the inside of two limit slot 17 is all fixedly connected with the plug 19 on the upside, avoids the limit block 18 from the inside of limit slot 17 and slides out.

[0034] Specifically, the limit block 18 is prevented from sliding out of the limit slot 17 by the plug 19, the sliding plate 9 is limited by the limit block 18, after the top ring 15 is separated from the sliding plate 9, the sliding plate 9 is prevented from being pushed to the outside of the first sliding groove 7 by the compression spring 11, and the sliding plate 9 and the top column 10 are prevented from falling off the fixed ring 6.

[0035] The utility model further sets up, the fixed ring 6 is provided with two convex grooves 20, and the inside of two convex grooves 20 is inserted with convex seat 21, and the fixed screw 22 that cooperates with the side wall of convex groove 20 is screw connected on convex seat 21, avoids that threaded tube 14 is loose, and convex seat 21 extends to the outside of fixed ring 6, and the side end of convex seat 21 contacts the side end of threaded tube 14, guarantees that convex seat 21 and threaded tube 14 are in close contact.

[0036] Specifically, the convex seat 21 is inserted into the inside of the convex groove 20, and the side end of the convex seat 21 is in close contact with the side end of the threaded tube 14, and then the fixed screw 22 is tightened to fix the convex seat 21. The threaded tube 14 is resisted by the convex seat 21 to prevent it from rotating counterclockwise. The stability of the top column 10 and the adjusting tube 5 is ensured. The connection between the adjusting tube 5 and the first pipe fitting 1 is firm and reliable. It is ensured that there is no loosening phenomenon during use.

[0037] In summary,

[0038] When connecting the two pipes together, the device is placed between the two pipes, and then the adjusting tube 5 is slid inside the first pipe fitting 1. The first pipe fitting 1 and the second pipe fitting 2 are respectively sleeved outside the two pipes, and then the threaded tube 14 is rotated clockwise. The threaded tube 14 moves relative to the fixed ring 6 towards the second pipe fitting 2. The threaded tube 14 moves the top ring 15. The top ring 15 presses the multiple sliding plates 9 through the cooperation of the first bevel 12 and the second bevel 16. The sliding plate 9 moves the top column 10 towards the adjusting tube 5. The adjusting tube 5 is pressed and fixed. Then the convex seat 21 is inserted into the inside of the convex groove 20, and the side end of the convex seat 21 is in close contact with the side end of the threaded tube 14. Then the fixed screw 22 is tightened to fix the convex seat 21. Then the first pipe fitting 1 and the second pipe fitting 2 are respectively clamped together with the corresponding pipes.

[0039] In all the above-mentioned solutions, the connection between the two components can be selected according to the actual situation, such as welding, bolt and nut connection, bolt or screw connection or other known connection mode, which will not be described here. In the above, whenever there is a fixed connection, welding is preferred. Although the embodiments of the utility model have been shown and described, those skilled in the art can understand that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A press-fit stainless steel pipe fitting comprising a first pipe fitting (1) and a second pipe fitting (2), characterized in that: The first pipe (1) is provided with a first convex ring (3), and the second pipe (2) is provided with a second convex ring (4), the inside of the first pipe (1) is slidably provided with an adjusting pipe (5), one end of the adjusting pipe (5) is inserted into the inside of the second pipe (2), the adjusting pipe (5) is fixedly connected with the second pipe (2), the outside of the first pipe (1) is fixedly connected with a fixed ring (6), a plurality of first sliding grooves (7) are uniformly arranged on the fixed ring (6), a second sliding groove (8) is arranged at the side end of the first sliding groove (7), a sliding plate (9) is slidably arranged in the first sliding groove (7), a jackscrew (10) is fixedly connected to the side end of the sliding plate (9), the jackscrew (10) is in sliding fit with the second sliding groove (8), a compression spring (11) is arranged in the first sliding groove (7), the compression spring (11) is sleeved on the outside of the jackscrew (10), a first bevel (12) is arranged at the top end of the sliding plate (9), an external thread (13) is arranged on the outside of the fixed ring (6), a threaded pipe (14) is threadedly connected to the outside of the fixed ring (6), a top ring (15) is fixedly connected to the side end of the threaded pipe (14), and a second bevel (16) is arranged at the inside side end of the top ring (15).

2. The clamp-press type stainless steel pipe fitting according to claim 1, characterized in that: The side end of the first sliding groove (7) is provided with two limiting grooves (17), and the inside of the two limiting grooves (17) is slidably provided with a limiting block (18), and the two limiting blocks (18) are fixedly connected with the sliding plate (9).

3. The clamp-press type stainless steel pipe fitting according to claim 2, characterized in that: The inside of the two limiting grooves (17) is fixedly connected with a plug (19).

4. The crimped stainless steel pipe fitting of claim 1, wherein: The fixed ring (6) is provided with two convex grooves (20), and the inside of the two convex grooves (20) is inserted with a convex seat (21), and the convex seat (21) is threadedly connected with a fixed screw (22) matched with the side wall of the convex groove (20).

5. The crimped stainless steel pipe fitting of claim 4, wherein: The convex seat (21) extends to the outside of the fixed ring (6), and the side end of the convex seat (21) is in contact with the side end of the threaded pipe (14).

6. The crimped stainless steel pipe fitting of claim 1, wherein: The outside of the threaded pipe (14) is uniformly provided with a plurality of insertion grooves (23).

7. The crimped stainless steel pipe fitting of claim 1, wherein: The outside of the adjusting pipe (5) is provided with two ring grooves (24), and the inside of the ring groove (24) is sleeved with a sealing ring (25).

8. The crimped stainless steel pipe fitting of claim 1, wherein: The bottom end of the jackscrew (10) is fixedly connected with an anti-skid pad (26) matched with the adjusting pipe (5).

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