Elbow PE connecting pipe

Abstract

The utility model relates to the field of connecting pipes, and discloses an elbow PE connecting pipe which comprises an elbow, two sleeves are fixedly connected outside the elbow, the inner walls of the sleeves are connected with pipelines in a sliding mode, fixing assemblies are installed outside the sleeves, sealing assemblies are installed inside the sleeves, the fixing assemblies comprise a first flange and a second flange, and the first flange and the second flange are connected with the pipelines in a sliding mode. The inner side of the first flange is fixedly connected to the exterior of the pipeline, a plurality of clamping blocks are fixedly connected to the inner side of the first flange, the inner side of the second flange is fixedly connected to the exterior of the sleeve, a plurality of shells are fixedly connected to the inner side of the second flange, inserting rods are slidably connected to the interiors of the shells, and baffles are slidably connected to the exteriors of the inserting rods. The pull ring is pulled to drive the insertion rod to enable the baffle to compress the spring, the insertion rod is pulled out of the second flange, then the pipeline is rotated and pulled out, and the pipeline is separated from the bent pipe, so that the pipeline can be quickly disassembled from and assembled on the bent pipe, time and labor are saved, and the working efficiency is effectively improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of connecting pipe, especially to a elbow PE connecting pipe. BACKGROUND

[0002] The elbow PE connecting pipe is a kind of accessory used in pipeline system, mainly used for changing the direction of pipeline, which is made of high-density polyethylene material, has good corrosion resistance, high and low temperature resistance and excellent mechanical properties, and the connection of the elbow pipe of PE material can be connected with other PE pipes through hot melt connection, socket connection or electric melting connection, to ensure the sealing and stability of pipeline system.

[0003] The PE elbow pipe is widely used in water supply, drainage, gas and other fields, especially in urban construction, agricultural irrigation and industrial pipeline system, and its design and manufacture meet relevant national standards, have strong pressure resistance and impact resistance, and meet the use requirements in different environments.

[0004] At present, the most common connection mode of PE elbow pipe is hot melt connection, the connecting end faces on both sides are melted by heating, and then extruded together, and the connection is completed after cooling, although the method is simple, but this connection mode must use electricity to start the hot melt device, when installing outdoors, it is necessary to erect a very long socket to make the hot melt device work normally, which is time-consuming, laborious and low in efficiency, so the elbow PE connecting pipe is proposed to solve the above problems. UTILITY MODEL CONTENT

[0005] In order to make up for the above shortcomings, the utility model provides an elbow PE connecting pipe, which aims at improving the problem that the traditional connection mode must use electricity to start the hot melt device, when installing outdoors, it is necessary to erect a very long socket to make the hot melt device work normally, which is time-consuming, laborious and low in efficiency.

[0006] In order to achieve the above purpose, the utility model adopts the following technical scheme: an elbow PE connecting pipe, comprising an elbow pipe, two sleeve pipes are fixedly connected outside the elbow pipe, a pipeline is slidably connected in the inner wall of the sleeve pipe, a fixing assembly is installed outside the sleeve pipe, and a sealing assembly is installed inside the sleeve pipe.

[0007] The fixing assembly comprises flange one and flange two, the inner side of flange one is fixedly connected outside the pipeline, a plurality of clamping blocks are fixedly connected to the inner side of flange one, the inner side of flange two is fixedly connected outside the sleeve pipe, a plurality of housings are fixedly connected to the inner side of flange two, a plug rod is slidably connected inside the housing, a baffle is slidably connected outside the plug rod, a spring is fixedly connected to the inner side of the baffle, and a pull ring is fixedly connected between the inner sides of a plurality of plug rods.

[0008] Further description of the above technical scheme:

[0009] The sealing assembly comprises a sealing gasket and a support seat, the sealing gasket is fixedly connected to the inside of the sleeve, the support seat is fixedly connected to the top of the sleeve, a wire disc is rotatably connected to the outside of the support seat, a rope is fixedly connected to the outside of the wire disc, a bolt is screwedly connected to the inside of the support seat, and a handle is inserted into the top of the wire disc.

[0010] As a further description of the above technical solution:

[0011] The inside of the pipeline abuts against the outside of the elbow, and the outside of the clamping block is clamped with the inside of the second flange.

[0012] As a further description of the above technical solution:

[0013] The first flange abuts against the second flange, and the outside of the baffle is slidably connected to the inner wall of the shell.

[0014] As a further description of the above technical solution:

[0015] The inside of the spring is fixedly connected to the inner wall of the shell, and the outside of the spring is sleeved on the outside of the inserting rod.

[0016] As a further description of the above technical solution:

[0017] The outside of the inserting rod is slidably connected to the outside of the clamping block, and the outside of the inserting rod penetrates through the inside of the second flange and is inserted into the inside of the first flange.

[0018] As a further description of the above technical solution:

[0019] The outside of the sealing gasket is sleeved on the inside of the rope, and the outside of the rope is fixedly connected to the inside of the sleeve.

[0020] As a further description of the above technical solution:

[0021] The outside of the bolt abuts against the top of the wire disc, and the inside of the sealing gasket abuts against the outer wall of the pipeline.

[0022] The utility model has the advantages of the following beneficial effects:

[0023] 1、In the utility model, the inserting rod is pulled to drive the baffle to compress the spring, the inserting rod is pulled out from the second flange, then the pipeline is rotated and pulled out, the pipeline is separated from the elbow, the pipeline is quickly disassembled and assembled from the elbow, time and labor are saved, and the working efficiency is improved.

[0024] 2. The utility model discloses, through the rotation of the rotating handle drives the wire reel rotation, makes the rope tight sealing gasket, and the sealing gasket is close to the pipeline outside, then rotates the bolt, fixes the wire reel, realizes the sealing between the pipeline and the elbow pipe, avoids the water leakage, influences normal use. BRIEF DESCRIPTION OF DRAWINGS

[0025] Figure 1 A three-dimensional schematic view of the elbow PE connecting pipe is provided for the utility model;

[0026] Figure 2 A structure schematic view of the flange two of the elbow PE connecting pipe is provided for the utility model;

[0027] Figure 3 A structure schematic view of the rotating handle of the elbow PE connecting pipe is provided for the utility model;

[0028] Figure 4 A structure schematic view of the inserting rod of the elbow PE connecting pipe is provided for the utility model;

[0029] Figure 5 A structure schematic view of the sealing gasket of the elbow PE connecting pipe is provided for the utility model.

[0030] LEGEND:

[0031] 1, elbow pipe, 2, sleeve, 3, pipeline, 4, flange one, 5, clamping block, 6, flange two, 7, shell, 8, inserting rod, 9, baffle, 10, spring, 11, sealing gasket, 12, support seat, 13, wire reel, 14, bolt, 15, rotating handle, 16, rope, 17, pull ring. DETAILED DESCRIPTION

[0032] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0033] REFERENCE Figure 1 - Figure 4 An embodiment provided by the utility model: an elbow PE connecting pipe, including elbow pipe 1, two sleeves 2 are fixedly connected outside elbow pipe 1, pipeline 3 is slidably connected to the inner wall of sleeve 2, elbow pipe 1 is used to divert pipeline 3, sleeve 2 is used to facilitate the installation of pipeline 3, pipeline 3 is used to transport the water pipe, sleeve 2 is externally provided with a fixing assembly, and sleeve 2 is internally provided with a sealing assembly.

[0034] The fixed assembly comprises flange one 4 and flange two 6, the inner side of flange one 4 is fixedly connected outside pipeline 3, a plurality of clamping blocks 5 are fixedly connected to the inner side of flange one 4, the inner side of flange two 6 is fixedly connected outside sleeve 2, a plurality of housings 7 are fixedly connected to the inner side of flange two 6, plug rods 8 are slidingly connected inside housings 7, baffle plates 9 are slidingly connected outside plug rods 8, springs 10 are fixedly connected to the inner side of baffle plates 9, a plurality of pull rings 17 are fixedly connected between the inner sides of plug rods 8, flange one 4 is used for supporting clamping blocks 5, clamping blocks 5 are used in cooperation with flange two 6 to fix pipeline 3 on elbow pipe 1, wherein the place where clamping blocks 5 and flange two 6 are clamped together is special-shaped, the inner part of flange two 6 is deeper, housings 7 are used for connecting and protecting internal parts, plug rods 8 are used to block the retreat of clamping blocks 5 to prevent clamping blocks 5 from falling off flange two 6, baffle plates 9 are used to bear the thrust from springs 10 and drive plug rods 8 to move, springs 10 are used to reset plug rods 8, pull rings 17 are used to drive a plurality of plug rods 8 to move together to realize quick disassembly and assembly, the inner side of pipeline 3 abuts against the outer part of elbow pipe 1, the outer part of clamping blocks 5 is clamped with the inner part of flange two 6 to realize fixed installation and keep pipeline 3 stable, flange one 4 abuts against flange two 6 to avoid gaps, baffle plates 9 are slidingly connected to the inner wall of housings 7 to limit the moving direction of baffle plates 9, springs 10 are fixedly connected to the inner wall of housings 7, springs 10 are sleeved outside plug rods 8 to keep springs 10 stable, plug rods 8 are slidingly connected outside clamping blocks 5 to limit the moving direction of plug rods 8, plug rods 8 penetrate through the inner part of flange two 6 and are inserted into the inner part of flange one 4 to realize installation and avoid the falling of clamping blocks 5.

[0035] With reference to Figure 1 - Figure 5 The sealing assembly comprises sealing gasket 11 and support seat 12, sealing gasket 11 is fixedly connected inside sleeve 2, support seat 12 is fixedly connected to the top of sleeve 2, support seat 12 is rotatably connected with wire reel 13 outside, wire reel 13 is fixedly connected with rope 16 outside, support seat 12 is screwedly connected with bolt 14 inside, wire reel 13 is inserted with handle 15 on the top, sealing gasket 11 is used to keep pipeline 3 and sleeve 2 sealed to avoid water leakage, support seat 12 is used to support wire reel 13, wire reel 13 is used to tighten rope 16, bolt 14 is used to fix wire reel 13 to avoid loosening, handle 15 is used to facilitate manual rotation of wire reel 13, sealing gasket 11 is sleeved inside rope 16 outside to be driven by rope 16 to abut against the outer part of pipeline 3, rope 16 is fixedly connected inside sleeve 2 outside to keep rope 16 stable, bolt 14 outside abuts against the top of wire reel 13 to lock wire reel 13 to avoid rotation, sealing gasket 11 inside abuts against the outer wall of pipeline 3 to realize sealing.

[0036] Working principle: when installing the elbow pipe 1, align the pipe 3 with the sleeve 2 and insert it, at the same time, align the clamping block 5 with the groove of the flange two 6, the clamping block 5 will push the inserting rod 8 inward, compress the baffle 9 and the spring 10, and rotate the flange one 4, so that the clamping block 5 is clamped into the deep part of the flange two 6, at this time, the spring 10 will immediately push the baffle 9 to pop out the inserting rod 8 into the inside of the flange one 4, block the retreat of the clamping block 5, realize fixation, then insert the rotating handle 15 into the wire disc 13 and rotate, through the support of the wire disc 13, the wire disc 13 starts to wind the rope 16, the rope 16 will extrude the sealing gasket 11 to tightly adhere to the outside of the pipe 3, then pull out the rotating handle 15, and rotate the bolt 14, so that the bolt 14 extrudes downward and contacts with the top of the wire disc 13, and firmly fixes the wire disc 13 to avoid loosening, realizes sealing, when disassembling, only need to loosen the bolt 14, and rotate the wire disc 13 in the opposite direction, loosen the rope 16 to reset the sealing gasket 11, then pull the pull ring 17 to pull out the inserting rod 8 from the flange two 6, at this time, rotate the flange one 4 in the opposite direction, then pull out the clamping block 5 from the flange two 6, realize disassembly, convenient operation, save time and effort, no need of power, effectively improve work efficiency.

[0037] Finally, it should be noted that: the above only for the preferred embodiments of the present application, and not for limiting the present application, although the foregoing detailed description of the present application, for the skilled in the art, it still can be modified, or part of the technical features of the equivalent replacement, within the spirit and principles of the present application, any modification, equivalent replacement, improvement, etc., should be included in the scope of the present application.

Claims

1. A PE connecting pipe for a bend, comprising a bend pipe (1), characterized in that: The elbow pipe (1) is externally fixedly connected with two sleeve pipes (2), the inner wall of the sleeve pipe (2) is slidably connected with a pipeline (3), the outer side of the sleeve pipe (2) is provided with a fixing assembly, and the inner side of the sleeve pipe (2) is provided with a sealing assembly; The fixing assembly comprises a flange I (4) and a flange II (6), the inner side of the flange I (4) is fixedly connected with the outer side of the pipeline (3), the inner side of the flange I (4) is fixedly connected with a plurality of clamping blocks (5), the inner side of the flange II (6) is fixedly connected with the outer side of the sleeve pipe (2), the inner side of the flange II (6) is fixedly connected with a plurality of housings (7), the inner side of the housing (7) is slidably connected with a plug rod (8), the outer side of the plug rod (8) is slidably connected with a baffle (9), the inner side of the baffle (9) is fixedly connected with a spring (10), and the inner side of the plurality of plug rods (8) is fixedly connected with a pull ring (17).

2. A bend PE connection pipe according to claim 1, characterized in that: The sealing assembly comprises a sealing gasket (11) and a supporting seat (12), the outer side of the sealing gasket (11) is fixedly connected with the inner side of the sleeve pipe (2), the bottom of the supporting seat (12) is fixedly connected with the top of the sleeve pipe (2), the outer side of the supporting seat (12) is rotatably connected with a wire reel (13), the outer side of the wire reel (13) is fixedly connected with a rope (16), the inner side of the supporting seat (12) is threadedly connected with a bolt (14), and the top of the wire reel (13) is inserted with a handle (15).

3. The elbow PE service pipe according to claim 1, characterized in that: The inner side of the pipeline (3) and the outer side of the elbow pipe (1) are abutted, and the outer side of the clamping block (5) and the inner side of the flange II (6) are clamped.

4. The elbow PE service connection according to claim 1, characterized in that: The flange I (4) and the flange II (6) are abutted, and the outer side of the baffle (9) is slidably connected with the inner wall of the housing (7).

5. The elbow PE service connection according to claim 1, characterized in that: The inner side of the spring (10) is fixedly connected with the inner wall of the housing (7), and the spring (10) is sleeved on the outer side of the plug rod (8).

6. The elbow PE service connection according to claim 1, characterized in that: The outer side of the plug rod (8) is slidably connected with the outer side of the clamping block (5), and the outer side of the plug rod (8) penetrates the inner side of the flange II (6) and is inserted into the inner side of the flange I (4).

7. A bend PE connection pipe according to claim 2, characterized in that: The outer side of the sealing gasket (11) is sleeved on the inner side of the rope (16), and the outer side of the rope (16) is fixedly connected with the inner side of the sleeve pipe (2).

8. The elbow PE service connection according to claim 2, characterized in that: The outer side of the bolt (14) and the top of the wire reel (13) are abutted, and the inner side of the sealing gasket (11) and the outer wall of the pipeline (3) are abutted.

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