Prefabricated combined elbow convenient to connect for conduit

Abstract

The utility model relates to the technical field of building construction, and provides a threading pipe prefabricated combined elbow convenient to connect, which comprises a first connecting pipe and a second connecting pipe, a plurality of connecting rings are rotatably connected between the first connecting pipe and the second connecting pipe, a first fixing ring is fixedly sleeved on the first connecting pipe, and a second fixing ring is fixedly sleeved on the second connecting pipe. The first connecting pipe is fixedly sleeved with a first fixing ring, an annular groove is formed in the first fixing ring, two L-shaped grooves are formed in the first fixing ring, the second connecting pipe is fixedly sleeved with a second fixing ring, the second fixing ring is matched with the annular groove, two clamping blocks are fixedly connected to the second fixing ring, and the clamping blocks are matched with the L-shaped grooves; according to the device, through cooperation of the first connecting pipe, the second connecting pipe and the multiple connecting rings, the device can be conveniently bent into various angles, the adaptability is improved, meanwhile, the problem that bending needs to be conducted through a machine is solved, and the use convenience is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to building construction technical field, specifically related to a convenient connection's threading pipe prefabricated combination formula elbow. BACKGROUND

[0002] In the field of building electrical wiring, the traditional threading pipe elbow is usually integrally formed. Such integrally formed elbow has many inconveniences in on-site construction. For example, when the wiring direction of the construction site needs to be fine-tuned or needs to be connected with threading pipes of different diameters, the integrally formed elbow is difficult to adjust flexibly. Moreover, due to its fixed shape, it is difficult to install in complex wiring environments, such as narrow corners or areas with obstacles.

[0003] The traditional threading pipe elbow is also relatively simple in connection mode. Most of them are connected by glue or threads. The glue needs to be cured during construction, which will prolong the construction time, and the quality and uniformity of the glue will affect the sealing and firmness of the connection. Thread connection may fail due to thread damage or over-tightening or loosening. SUMMARY

[0004] (I) Technical problem solved

[0005] In view of the deficiencies of the prior art, the utility model provides a convenient connection's threading pipe prefabricated combination formula elbow to solve the problems of the prior art proposed in the background art.

[0006] (II) Technical scheme

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a convenient connection's threading pipe prefabricated combination formula elbow, comprising a first connecting pipe and a second connecting pipe, a plurality of connecting rings are rotatably connected between the first connecting pipe and the second connecting pipe, a first fixing ring is fixedly sleeved on the first connecting pipe, an annular groove is formed in the first fixing ring, two L grooves are formed in the first fixing ring, a second fixing ring is fixedly sleeved on the second connecting pipe, the second fixing ring is matched with the annular groove, two clamping blocks are fixedly connected to the second fixing ring, the clamping blocks are matched with the L grooves, and further comprising:

[0008] The anti-rotation mechanism is provided with two anti-rotation mechanisms, and the anti-rotation mechanism is connected with the first connecting pipe.

[0009] Optionally, the anti-rotation mechanism comprises a first fixed block and a second fixed block, a first sliding hole is formed in the first fixed block and the second fixed block, a limiting rod is slidably connected in the first sliding hole, the limiting rod is fixedly connected with a limiting ring, a spring is sleeved on the limiting rod, and the spring is located between the limiting ring and the first fixed block, a second sliding hole is fixedly connected to the clamping block, and the limiting rod is matched with the second sliding hole.

[0010] Optionally, a heat shrink tube is sleeved on the plurality of connecting rings, the first connecting pipe and the second connecting pipe.

[0011] Optionally, a sealing gasket is arranged on the annular groove and the second connecting pipe.

[0012] Optionally, a pull ring is fixedly connected to the limiting rod.

[0013] (Three) beneficial effects

[0014] In summary, the utility model has at least one of the following beneficial technical effects:

[0015] 1. The convenient connection of the threading pipe prefabricated combined elbow, through the cooperation of the first connecting pipe, the second connecting pipe and the plurality of connecting rings, so as to be bent into multiple angles, improve adaptability, at the same time, the device avoids the problem of needing to be bent by a machine, improves use convenience.

[0016] 2. The convenient connection of the threading pipe prefabricated combined elbow, through the cooperation of the clamping block and the L-shaped groove, so as to quickly connect the device, improve work efficiency, at the same time, the limiting rod passes through the second sliding hole, so as to fix the position of the clamping block, realize the effect of preventing falling off, improve use reliability. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a cross-sectional structure schematic view of the utility model;

[0018] Figure 2 It is a cross-sectional structure schematic view of the utility model; Figure 1 It is a local enlarged structure schematic view of A in the utility model;

[0019] Figure 3 It is a local enlarged structure schematic view of B in the utility model; Figure 1 It is a local enlarged structure schematic view of B in the utility model;

[0020] Figure 4 It is a structure schematic view of the utility model as a whole.

[0021] In the drawing: 1, first connecting pipe; 2, second connecting pipe; 3, connecting ring; 4, first fixed ring; 5, second fixed ring; 6, clamping block; 7, first fixed block; 8, second fixed block; 9, limiting rod; 10, limiting ring; 11, spring; 12, heat shrink tube; 13, sealing gasket; 14, pull ring. DETAILED DESCRIPTION

[0022] 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 of the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the utility model.

[0023] The utility model will be further described in detail below with reference to the drawings in the description.

[0024] Referring to Figures 1-4 A convenient connection threading pipe prefabricated combined elbow, including first connecting pipe 1 and second connecting pipe 2, first connecting pipe 1 and second connecting pipe 2 are rotatably connected with multiple connecting rings 3, through the cooperation of first connecting pipe 1, second connecting pipe 2 and multiple connecting rings 3, so as to bend it into multiple angles, improve adaptability, at the same time, the device eliminates the need to bend through the machine, improve the use convenience, multiple connecting rings 3, first connecting pipe 1 and second connecting pipe 2 are provided with heat shrink tube 12, heat shrink tube 12 is shrunk by heating, so as to wrap and seal the position matched with multiple connecting rings 3, first fixed ring 4 is fixedly provided on first connecting pipe 1, annular groove is formed in first fixed ring 4, two L grooves are formed in first fixed ring 4, second fixed ring 5 is fixedly provided on second connecting pipe 2, second fixed ring 5 is matched with annular groove, two clamping blocks 6 are fixedly connected on second fixed ring 5, clamping block 6 is matched with L groove, through the cooperation of clamping block 6 and L groove, so as to quickly connect the device, improve work efficiency, pull ring 14 is fixedly connected on limiting rod 9, through the setting of pull ring 14, so as to pull out limiting rod 9.

[0025] It also needs to be explained that first fixed block 7 and second fixed block 8 are provided with first sliding hole, limiting rod 9 is slidably connected in first sliding hole, limiting ring 10 is fixedly connected on limiting rod 9, spring 11 is provided on limiting rod 9, spring 11 is located between limiting ring 10 and first fixed block 7, second sliding hole is fixedly connected on clamping block 6, limiting rod 9 is matched with second sliding hole, limiting rod 9 passes through second sliding hole, so as to fix the position of clamping block 6, realize the effect of anti-dropping, improve the use reliability, sealing pad 13 is arranged on annular groove and second connecting pipe 2, sealing pad 13 increases the sealing property.

[0026] In summary, the working principle and working process of the convenient connection wire pipe prefabricated combined elbow are as follows: in use, first, the first connecting pipe 1, the second connecting pipe 2 and the plurality of connecting rings 3 are matched to bend to the required angle, then the heat shrink tube 12 is sleeved at the plurality of connecting rings 3, the heat shrink tube 12 is heated to make the plurality of connecting rings 3 be wrapped by the heat shrink tube 12, when the plurality of devices need to be spliced, the second fixing ring 5 is inserted into the annular groove, then the second fixing ring 5 is rotated to make the clamping block 6 move in the L-shaped groove, when the clamping block 6 is aligned with the limiting rod 9, the limiting rod 9 is inserted into the second sliding hole.

[0027] The above embodiments only express the specific implementation of the present application, and the description is more specific and detailed, but it cannot be understood as the limitation of the patent scope of the present application. It should be pointed out that for ordinary skilled in the art, without departing from the concept of the present application, a number of modifications and improvements can be made, which belong to the protection scope of the present application.

Claims

1. A pre-fabricated combined fitting of a push through tube for easy connection, characterized in that: The utility model relates to a kind of connecting pipe, including first connecting pipe (1) and second connecting pipe (2), and a plurality of connecting rings (3) are rotatably connected between first connecting pipe (1) and second connecting pipe (2), the first connecting pipe (1) is fixed with first fixed ring (4) on the sleeve, annular groove is opened in first fixed ring (4), two L slots are opened in first fixed ring (4), the second connecting pipe (2) is fixed with second fixed ring (5) on the sleeve, second fixed ring (5) is matched with annular groove, two clamping blocks (6) are fixedly connected on second fixed ring (5), clamping block (6) is matched with the L slot, further include: Anti-rotation mechanism, anti-rotation mechanism is provided with two, and anti-rotation mechanism is connected with first connecting pipe (1).

2. A pre-fabricated combined fitting of a push-fit pipe according to claim 1, characterized in that: The anti-rotation mechanism includes first fixed block (7) and second fixed block (8), first fixed block (7) and second fixed block (8) are opened with first sliding hole, and limiting rod (9) is slidably connected in first sliding hole, limiting ring (10) is fixedly connected on limiting rod (9), spring (11) is sleeved on limiting rod (9), and spring (11) is located between limiting ring (10) and first fixed block (7), the clamping block (6) is fixedly connected with second sliding hole, and the limiting rod (9) is matched with second sliding hole.

3. A pre-fabricated combined fitting of a push-fit pipe according to claim 2, characterized in that: A plurality of connecting rings (3), first connecting pipe (1) and second connecting pipe (2) are sleeved with heat shrink tube (12).

4. A pre-fabricated combined fitting of a push-fit pipe according to claim 3, characterized in that: The annular groove and second connecting pipe (2) are both provided with sealing gasket (13).

5. A pre-fabricated combined fitting of a push-fit pipe according to claim 4, characterized in that: The limiting rod (9) is fixedly connected with pull ring (14).

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