Adjustable elbow groove connecting piece

Abstract

The utility model discloses an adjustable elbow groove connecting piece which comprises a first elbow and a second elbow, one end, close to the second elbow, of the first elbow is sleeved on the outer surface of the second elbow in a sliding mode, and an adjusting mechanism is arranged between the first elbow and the second elbow. A plurality of first sliding grooves are formed in the inner wall of the first elbow at equal intervals, four second sliding grooves are formed in the inner wall of the first elbow in the bending direction at equal intervals, the four second sliding grooves communicate with the first sliding grooves correspondingly, and four sliding blocks are fixedly connected to the end, close to the first elbow, of the second elbow at equal intervals; the four sliding blocks are installed in the four second sliding grooves in a sliding mode correspondingly. According to the elbow groove connecting piece, the four sliding blocks slide in the first sliding grooves formed in the first elbow and the four second sliding grooves, the second elbow can be adjusted to rotate or move in the first elbow, and the angle of the elbow groove connecting piece can be further adjusted.

Description

TECHNICAL FIELD

[0001] The utility model mainly relates to elbow groove connecting piece technical field, concretely is adjustable elbow groove connecting piece. BACKGROUND

[0002] The elbow groove connecting piece is a key component applied to a pipeline connecting system, is mainly used for connecting the grooved pipelines with different directions, is usually made of materials with certain strength and sealing property, is connected with the pipeline through the groove, can change the direction of the pipeline, and is widely applied to the fields of building water supply and drainage, fire fighting, industrial pipeline and the like.

[0003] The angle of the existing elbow groove connecting piece is usually fixed, when the pipeline system layout is complex, the space is limited or needs to bypass the obstacles, it is difficult to adapt to the special angle requirement, usually needs to use a plurality of standard elbows and pipe fittings to be combined and connected, leads to the increase of cost, the increase of construction difficulty, simultaneously, when the pipeline elbow groove connecting piece part needs to be overhauled or replaced, a large number of adjacent pipe fittings need to be removed, greatly increases the maintenance and overhaul time and workload, reduces the maintenance efficiency, and improves the maintenance cost. UTILITY MODEL CONTENTS

[0004] The utility model aims at solving the problem that the angle of the elbow groove connecting piece is fixed and cannot be adjusted to different angles, and provides an adjustable elbow groove connecting piece.

[0005] In order to achieve the above object, the utility model adopts the following technical scheme:

[0006] An adjustable elbow groove connecting piece, including first elbow and second elbow, characterized by the first elbow is slidably sleeved on the outer surface of the second elbow at one end close to the second elbow, an adjusting mechanism is arranged between the first elbow and the second elbow, a plurality of first sliding grooves are formed on the inner wall of the first elbow at equal intervals, four second sliding grooves are formed on the inner wall of the first elbow along the curved direction at equal intervals, the four second sliding grooves are communicated with the plurality of first sliding grooves respectively, four sliding blocks are fixedly connected to one end of the second elbow close to the first elbow at equal intervals, and the four sliding blocks are slidably installed in the four second sliding grooves respectively.

[0007] As a further description of the above technical scheme, the first elbow is provided with a threaded rod at the outer surface close to the second elbow, the threaded rod penetrates the first elbow and is threadedly connected with the first elbow, and a knob is fixedly connected to one end of the threaded rod away from the first elbow.

[0008] As a further description of the above technical scheme, the first elbow and the second elbow are fixedly connected with the first mounting plate at the end away from each other, the first elbow and the second elbow are provided with the connecting pipe at the side away from each other, the two connecting pipes are fixedly connected with the second mounting plate at the side close to the two first mounting plates, the first mounting plate and the second mounting plate are provided with a plurality of through holes at equal intervals, the through holes of the first mounting plate and the second mounting plate are arranged in a mutually coinciding manner, and the through holes of the first mounting plate and the second mounting plate are provided with the fixing mechanism.

[0009] As a further description of the above technical scheme, the fixing mechanism comprises a fixing rod slidingly installed in the through hole between the first mounting plate and the second mounting plate, a threaded groove is formed in the outer surface of the end of the fixing rod away from the connecting pipe, a rotating block is threadedly installed on the threaded groove, two sliding holes are formed in the outer surface of the end of the fixing rod close to the connecting pipe at equal intervals, two clamping blocks are slidingly installed in the two sliding holes respectively, and the two clamping blocks and the rotating block are arranged on the side away from each other of the second mounting plate and the first mounting plate respectively.

[0010] As a further description of the above technical scheme, the side close to the two clamping blocks of the fixing rod is provided with two symmetrical elongated cavities, the two elongated cavities are communicated with the two sliding holes respectively, two slide rods are fixedly connected to the inner walls of the sides close to each other of the two elongated cavities respectively, the two slide rods pass through the two clamping blocks and are slidingly connected with the two clamping blocks respectively, a rotating disc is rotatably installed at the end of the fixing rod close to the two elongated cavities, a knob is fixedly connected to the lower end of the rotating disc, two curved groove holes are formed in the rotating disc at equal intervals, two transmission rods are fixedly connected to the lower ends of the two clamping blocks respectively, the ends of the two transmission rods away from the two clamping blocks are slidingly installed in the two curved groove holes respectively, springs are fixedly installed between the ends of the two clamping blocks away from each other and the inner walls of the two elongated cavities, and the two springs are slidingly sleeved on the outer surfaces of the two slide rods respectively.

[0011] As a further description of the above technical scheme, the outer surface of the fixing rod is provided with a limiting groove, and the through hole of the first mounting plate is fixedly installed with a limiting block, which is slidingly installed in the limiting groove.

[0012] As a further description of the above technical scheme, the side away from each other of the first mounting plate and the second mounting plate is provided with an annular groove, and the two annular grooves are fixedly installed with rubber sealing rings.

[0013] Compared with the prior art, the utility model has the advantages that:

[0014] The utility model discloses a first elbow and second elbow are connected, and the first elbow and second elbow are connected through the first sliding slot, second sliding slot and connecting pipe, and the connecting pipe is connected with the first sliding slot and second sliding slot through the sliding block, and the first sliding slot and second sliding slot are connected with the first elbow and second elbow through the sliding block. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is the whole structure schematic diagram of the utility model;

[0016] Figure 2 It is the explosion map of first elbow and second elbow inside connecting place structure of the utility model;

[0017] Figure 3 It is the explosion map of first elbow or second elbow and connecting pipe connecting place structure of the utility model;

[0018] Figure 4 It is the structure schematic diagram of fixed rod of the utility model;

[0019] Figure 5 It is the sectional view of fixed rod inside structure of the utility model.

[0020] Reference Signs: 10, first elbow;101, first sliding slot;102, second sliding slot;11, second elbow;111, sliding block;12, communicating hole;13, first mounting plate;131, annular groove;14, limit block;15, threaded rod;16, knob;17, rubber sealing ring;18, connecting pipe;181, second mounting plate;

[0021] 20, fixed rod;201, limit slot;202, threaded slot;203, sliding hole;204, elongated cavity;21, rotating block;22, clamping block;221, transmission rod;23, spring;24, sliding rod;25, rotating disc;251, curved groove hole;252, knob. DETAILED DESCRIPTION

[0022] In order to facilitate understanding the utility model, below will refer to relevant drawings and carry out more comprehensive description to the utility model, and the drawings have given several embodiments of the utility model, but the utility model can be realized through different forms, and is not limited to the embodiment described in the text, on the contrary, provides these embodiments are so that the disclosure of the utility model is more thorough and comprehensive.

[0023] Please refer to the drawings Figures 1-5The utility model provides a kind of adjustable elbow groove connecting piece, including first elbow 10 and second elbow 11, first elbow 10 is slidably covered on the outer surface of second elbow 11 at one end close to second elbow 11, adjusting mechanism is equipped between first elbow 10 and second elbow 11, a plurality of first sliding slots 101 are opened on the inner wall of first elbow 10 at equal intervals, four second sliding slots 102 are opened on the inner wall of first elbow 10 at equal intervals along the direction of bending, four second sliding slots 102 are communicated with a plurality of first sliding slots 101 respectively, four sliding blocks 111 are fixedly connected at equal intervals on the outer surface of second elbow 11 close to first elbow 10, four sliding blocks 111 are slidably installed in four second sliding slots 102 respectively.

[0024] Specifically, when the angle between first elbow 10 and second elbow 11 needs to be adjusted, by manually pushing and pulling or rotating second elbow 11 to move inside first elbow 10, four sliding blocks 111 are slid in a plurality of first sliding slots 101 and four second sliding slots 102, further capable of adjusting the angle between first elbow 10 and second elbow 11.

[0025] In an embodiment of the utility model, as shown in Figure 1 and Figure 2 , threaded rod 15 is inserted on the outer surface of second elbow 11 close to first elbow 10, threaded rod 15 penetrates first elbow 10 and is threadedly connected with first elbow 10, one end of threaded rod 15 away from first elbow 10 is fixedly connected with knob 16, threaded rod 15 is rotated on first elbow 10 by rotating knob 16, so that one end of threaded rod 15 away from knob 16 is tightly attached to the outer surface of second elbow 11, further fixing the position of second elbow 11 inside first elbow 10.

[0026] In an embodiment of the utility model, as shown in Figure 2 , Figure 3 , one end of first elbow 10 and second elbow 11 away from each other is fixedly connected with first mounting plate 13, one side of first elbow 10 and second elbow 11 away from each other is provided with connecting pipe 18, one side of two connecting pipes 18 close to two first mounting plates 13 is fixedly connected with second mounting plate 181, a plurality of through holes 12 are opened on first mounting plate 13 and second mounting plate 181 at equal intervals, a plurality of through holes 12 on first mounting plate 13 and second mounting plate 181 are arranged in overlapping manner, fixing mechanism is arranged between a plurality of through holes 12 on first mounting plate 13 and second mounting plate 181, connecting pipe 18 can be fixed on first elbow 10 or second elbow 11 by fixing mechanism.

[0027] In an embodiment of the utility model, as shown in Figure 1 , Figure 3 and Figure 4As shown, the fixing mechanism comprises a fixing rod 20 slidingly installed in the communication hole 12 between the first mounting plate 13 and the second mounting plate 181, a threaded groove 202 is formed on the outer surface of the end of the fixing rod 20 away from the connecting pipe 18, a rotating block 21 is threadedly installed on the threaded groove 202, two slide holes 203 are equidistantly formed on the outer surface of the end of the fixing rod 20 close to the connecting pipe 18, two clamping blocks 22 are slidingly installed in the two slide holes 203 respectively, the two clamping blocks 22 and the rotating block 21 are respectively arranged on the sides of the second mounting plate 181 and the first mounting plate 13 away from each other, and the sides of the two clamping blocks 22 away from each other are both arranged as inclined surfaces, so that the connecting pipe 18 can be tightly attached to the first elbow 10 or the second elbow 11 through the extrusion action between the two clamping blocks 22 and the rotating block 21 in the communication hole 12.

[0028] In an embodiment of the utility model, as shown in Figure 5 As shown, the fixing rod 20 close to the two clamping blocks 22 is provided with two symmetrically arranged long cavities 204, the two long cavities 204 are communicated with the two slide holes 203 respectively, two slide rods 24 are fixedly connected on the inner walls of the sides of the two long cavities 204 close to each other respectively, the two slide rods 24 respectively penetrate through the two clamping blocks 22 and are slidingly connected with the two clamping blocks 22 respectively, a rotating disc 25 is rotationally installed on the end of the fixing rod 20 close to the two long cavities 204, a knob 252 is fixedly connected on the lower end of the rotating disc 25, two curved groove holes 251 are equidistantly formed on the rotating disc 25, two transmission rods 221 are fixedly connected on the lower ends of the two clamping blocks 22 respectively, the ends of the two transmission rods 221 away from the two clamping blocks 22 are slidingly installed in the two curved groove holes 251 respectively, springs 23 are fixedly installed between the ends of the two clamping blocks 22 away from each other and the inner walls of the two long cavities 204 respectively, and the two springs 23 are slidingly sleeved on the outer surfaces of the two slide rods 24 respectively.

[0029] Specifically, when installing the fixing mechanism, the second mounting plate 181 on the connecting pipe 18 is made close to the first mounting plate 13, and the communication holes 12 on the first mounting plate 13 are further made align with the communication holes 12 on the second mounting plate 181; when the second mounting plate 181 moves, the inclined surfaces of the two clamping blocks 22 slide on the surfaces of the communication holes 12, the two clamping blocks 22 are extruded to compress the two springs 23, and then the two clamping blocks 22 are retracted into the two sliding holes 203; when the second mounting plate 181 is tightly attached to the surface of the first mounting plate 13, the two clamping blocks 22 are made extend from the two sliding holes 203 under the elastic force of the two springs 23, then the rotating block 21 on the threaded groove 202 is rotated to move the rotating block 21 towards the surface of the first mounting plate 13, and the two clamping blocks 22 are further extruded with the rotating block 21, so that the first elbow 10 or the second elbow 11 is tightly connected with the connecting pipe 18; when disassembling the fixing mechanism, the rotating disc 25 at one end of the fixing rod 20 is rotated by manually rotating the automatic knob 252, and then the curved groove hole 251 on the rotating disc 25 is rotated to drive the two transmission rods 221 to move towards each other, then the two clamping blocks 22 are pulled to retract in the two sliding holes 203, so that the locking of the second mounting plate 181 is released, and finally the fixing rod 20 is pulled to move towards the first mounting plate 13, so that the connecting pipe 18 can be disassembled from the first elbow 10 or the second elbow 11.

[0030] In an embodiment of the present application, as shown in Figure 2 , Figure 3 and Figure 4 , the outer surface of the fixing rod 20 is provided with a limiting groove 201, and the limiting block 14 is fixedly installed in the communication hole 12 of the first mounting plate 13 and is slidingly installed in the limiting groove 201, so that the fixing rod 20 is prevented from falling off from the first elbow 10 or the second elbow 11 when the elbow groove connecting piece is disassembled.

[0031] In an embodiment of the present application, as shown in Figure 3 , the side, away from each other, of the first mounting plate 13 and the second mounting plate 181 is provided with an annular groove 131, and the rubber sealing ring 17 is fixedly installed in the two annular grooves 131, so that the rubber sealing ring 17 is arranged between the first mounting plate 13 and the second mounting plate 181 to increase the sealing property between the connecting pipe 18 and the first elbow 10 or the second elbow 11.

[0032] The present application is described above by way of example with reference to the drawings, and obviously, the specific implementation of the present application is not limited to the above-described manner, and any non-essential improvement or direct application of the technical concept and technical scheme of the present application to other occasions is within the protection scope of the present application.

Claims

1. An adjustable elbow groove connector, comprising a first elbow (10) and a second elbow (11), characterized in that: The end of the first elbow (10) close to the second elbow (11) is slidably sleeved on the outer surface of the second elbow (11), an adjustment mechanism is provided between the first elbow (10) and the second elbow (11), a plurality of first sliding grooves (101) are evenly spaced on the inner wall of the first elbow (10), four second sliding grooves (102) are evenly spaced along the bending direction on the inner wall of the first elbow (10), and the four second sliding grooves (102) are respectively connected to the plurality of first sliding grooves (101), and the end of the second elbow (11) close to the first elbow (10) is fixedly connected with four sliding blocks (111) at equal intervals, and the four sliding blocks (111) are respectively slidably installed in the four second sliding grooves (102).

2. An adjustable elbow groove connector according to claim 1, characterized in that: A threaded rod (15) is inserted into the outer surface of the first elbow (10) near the second elbow (11), and the threaded rod (15) passes through the first elbow (10) and is threadedly connected to the first elbow (10), and a knob (16) is fixedly connected to one end of the threaded rod (15) away from the first elbow (10).

3. The adjustable elbow groove connector according to claim 1, characterized in that: The ends of the first elbow (10) and the second elbow (11) that are away from each other are fixedly connected to a first mounting plate (13); the sides of the first elbow (10) and the second elbow (11) that are away from each other are both provided with a connecting pipe (18); the sides of the two connecting pipes (18) close to the two first mounting plates (13) are both fixedly connected to a second mounting plate (181); a plurality of communicating holes (12) are evenly spaced on the first mounting plate (13) and the second mounting plate (181); the plurality of communicating holes (12) on the first mounting plate (13) and the second mounting plate (181) are arranged to overlap with each other; and a fixing mechanism is provided between the plurality of communicating holes (12) on the first mounting plate (13) and the second mounting plate (181).

4. The adjustable elbow groove connector according to claim 3, characterized in that: The fixing mechanism comprises a fixing rod (20) slidably mounted in a communicating hole (12) between the first mounting plate (13) and the second mounting plate (181); a thread groove (202) is provided on the outer surface of one end of the fixing rod (20) away from the connecting pipe (18); a rotating block (21) is threadedly mounted on the thread groove (202); two sliding holes (203) are provided at equal intervals on the outer surface of one end of the fixing rod (20) close to the connecting pipe (18); two clamping blocks (22) are slidably mounted in the two sliding holes (203); the two clamping blocks (22) and the rotating block (21) are respectively arranged on the side of the second mounting plate (181) away from the first mounting plate (13).

5. The adjustable elbow groove connector according to claim 4, characterized in that: The fixing rod (20) is provided with two symmetrically arranged long cavities (204) on one side close to the two blocks (22). The two long cavities (204) are respectively connected to the two sliding holes (203). Two sliding rods (24) are respectively fixedly connected on the inner wall of the two long cavities (204) close to each other. The two sliding rods (24) respectively penetrate the two blocks (22) and are respectively slidably connected to the two blocks (22). A turntable (25) is rotatably installed on one end of the fixing rod (20) close to the two long cavities (204). The turntable (25) is ) is fixedly connected to the lower end of the rotary disk (25), two curved slots (251) are provided at equal intervals on the rotary disk (25), the lower ends of the two clamping blocks (22) are respectively fixedly connected to two transmission rods (221), the ends of the two transmission rods (221) away from the two clamping blocks (22) are respectively slidably installed in the two curved slots (251), and springs (23) are fixedly installed between the ends of the two clamping blocks (22) away from each other and the inner walls of the two elongated cavities (204), and the two springs (23) are respectively slidably sleeved on the outer surfaces of the two sliding rods (24).

6. The adjustable elbow groove connector according to claim 4, characterized in that: A limiting groove (201) is provided on the outer surface of the fixing rod (20), and a limiting block (14) is fixedly installed in each of the communicating holes (12) on the first mounting plate (13), and the limiting block (14) is slidably installed in the limiting groove (201).

7. The adjustable elbow groove connector according to claim 3, characterized in that: An annular groove (131) is provided on one side of the first mounting plate (13) and the second mounting plate (181) that are away from each other, and a rubber sealing ring (17) is fixedly installed in each of the two annular grooves (131).

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