Pipeline tapping device for natural gas pipeline without transportation interruption

Abstract

The utility model discloses a natural gas pipeline non-stop pipeline trepanning device which comprises a machine body capable of being clamped and fixed on a pipeline and a drill bit located at the bottom of the machine body, and the machine body and the drill bit are installed through a fast-assembly assembly which is used for installing and fixing the drill bit. The quick assembly comprises a limiting part for connecting the machine body with the drill bit; a rotatable fixing frame is arranged at the output end of the bottom of the machine body; according to the drill bit dismounting device, the design structure is reasonable, the quick-mounting assembly is arranged, when drill bits of different models need to be replaced, the first rotating ring is held, the second rotating ring is rotated at the same time, the two sets of positioning blocks and the two sets of fixing frames are staggered, then the drill bits are moved to enable the limiting parts to be separated from the machine body, and then the drill bits can be dismounted; the problem that in the prior art, when drill bits of different models need to be replaced, external tools often need to be used for assisting disassembly and assembly of the drill bits, and the drill bits of different models are inconvenient to replace rapidly is solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to natural gas pipeline opening technology field, concretely is a kind of natural gas pipeline not to stop the pipeline opening device of pipeline. BACKGROUND

[0002] With the continuous advancement of natural gas pipe network construction, in order not to affect the normal use of users, it is necessary to open hole in the natural gas pipeline without stopping the pipeline, to carry out maintenance or reconstruction operation, a natural gas pipeline not to stop the pipeline opening device is needed in the process.

[0003] In the Chinese utility model patent with disclosure number CN220825500U, a natural gas pipeline not to stop the opening device is disclosed, by setting first clamping piece, second clamping piece etc., the equipment body is fixed on the natural gas pipeline, to provide stable support for the puncher, however, in the equipment, after the drill bit is connected with the body, when different models of drill bits need to be replaced, external tools are often needed to assist in the disassembly and assembly of drill bits, which is not convenient for quickly replacing different models of drill bits, and affects the efficiency of equipment opening. UTILITY MODEL CONTENT

[0004] The utility model aims at making up for the deficiency of prior art, and provides a natural gas pipeline not to stop the pipeline opening device.

[0005] To achieve the above object, the utility model provides the following technical scheme:

[0006] A natural gas pipeline not to stop the pipeline opening device, including the body that can be clamped and fixed on pipeline and the drill bit located at the bottom of body, the body and drill bit are installed between through quick -mounting component, for the drill bit installation fixed;

[0007] Quick-mounting component includes limiting portion, the bottom of limiting portion is fixedly connected at the top of drill bit, and the top of limiting portion is inserted into the bottom of body output end, to make body drive drill bit rotation;

[0008] The output end of the bottom of body is provided with rotatable fixing frame;The outside of drill bit is provided with rotatable positioning block, and the bottom of positioning block is in contact with the bottom wall of the inner side of fixing frame, to limit the downward movement of positioning block.

[0009] Further, the bottom of body output end is rotatably sleeved with first swivel, and the outside of first swivel is fixedly connected with one side of fixing frame;

[0010] The top of drill bit is rotatably sleeved with second swivel, and the outside of second swivel is fixedly connected with one side of positioning block.

[0011] Further, the positioning block is of magnetic metal material;

[0012] The bottom of the inner side of the fixing frame is provided with a magnet block, so that the fixing frame and the positioning block are limited to rotate alone after contacting each other by magnetic attraction between the magnet block and the positioning block.

[0013] Further, one side of the body is provided with a clamping mechanism for clamping and installing the body on the pipeline.

[0014] The clamping mechanism comprises a door-shaped frame on which the body is installed, two clamping pieces are symmetrically arranged on the inner side of the door-shaped frame, and a driving mechanism is further arranged between the two clamping pieces and the inner wall of the door-shaped frame for driving the clamping pieces to approach each other and clamp on the outer wall of the pipeline.

[0015] Further, the driving mechanism comprises a threaded rod, both ends of the threaded rod are rotatably connected with the door-shaped frame, and one end of the threaded rod is provided with a driving structure for driving the threaded rod to rotate.

[0016] The top of the two clamping pieces is symmetrically screwed to the outer side of the threaded rod, and the side of the two clamping pieces away from each other is limited by a limiting rod, one end of the limiting rod penetrates the door-shaped frame, and the limiting rod is used for limiting the rotation of the clamping pieces.

[0017] Further, the side of the two clamping pieces close to each other is arc-shaped, and the side of the clamping piece close to the pipeline is fixedly connected with a non-slip pad, the side of the non-slip pad close to the pipeline is provided with a plurality of anti-skid blocks, and the non-slip pad plays a role of anti-skid.

[0018] Further, the non-slip pad and the anti-skid block are designed in an integral manner, and the material of the non-slip pad is soft silica gel.

[0019] Further, the non-slip pad is provided with an installation groove in the inside, and the inner wall of the installation groove is provided with a plurality of elastic blocks, the elastic blocks are elliptical and the specific material is soft rubber.

[0020] Compared with the prior art, the natural gas pipeline non-stop pipeline opening device has the following beneficial effects:

[0021] Firstly, the quick mounting assembly is arranged, when different types of drill bits need to be replaced, the second rotating ring is rotated while holding the first rotating ring, the two sets of positioning blocks and the two sets of fixing frames are staggered, then the drill bit is moved to make the limiting part disengage from the body, so that the drill bit can be disassembled, and vice versa, the installation of the drill bit is completed, so that when different types of drill bits need to be replaced, the drill bit can be disassembled and assembled with the aid of external tools, and the problem of inconvenient quick replacement of different types of drill bits is solved.

[0022] The utility model discloses a through anti -skid pad, installation groove, elastic block, anti -skid block, arc clamping piece clamping fixed on the pipeline, because the anti -skid pad is soft and has good antiskid nature with material quality, make anti -skid block further improve the antiskid nature of anti -skid pad, and through elastic block can make anti -skid pad still have the due elasticity after the elasticity of anti -skid pad disappears because of material ageing, can improve the elasticity durability of anti -skid pad, and further can make clamping piece have good antiskid nature and material quality is soft, not easy along the pipeline sliding influence equipment whole fixed stability and not easy to hold too tightly and cause pipeline abrasion. BRIEF DESCRIPTION OF DRAWINGS

[0023] Figure 1 It is the whole structure schematic diagram of the utility model;

[0024] Figure 2 It is the arc clamping piece structure schematic diagram of the utility model;

[0025] Figure 3 It is the machine body and drill bit connection structure schematic diagram of the utility model;

[0026] Figure 4 It is the machine body bottom structure schematic diagram of the utility model;

[0027] Figure 5 It is the drill bit structure schematic diagram of the utility model.

[0028] In the drawing: 1, door type frame;2, mounting plate;3, machine body;4, drill bit;5, clamping piece;6, motor;7, threaded rod;8, quick -mounting assembly;801, first swivel ring;802, fixed frame;803, magnet block;804, second swivel ring;805, limit portion;806, positioning block;807, clamping groove;9, anti -skid pad;10, installation groove;11, elastic block;12, anti -skid block. DETAILED DESCRIPTION

[0029] The technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, but not all the embodiments. Based on the embodiments in the present application, all the other embodiments obtained by those skilled in the art without creative work fall within the scope of the present application.

[0030] As Figures 1-5As shown, the utility model provides a technical scheme: a natural gas pipeline non-stop pipeline trepanning device, including the machine body 3 that can be clamped fixed on the pipeline and the drill bit 4 at the bottom of machine body 3, machine body 3 and drill bit 4 are installed through quick -mounting component 8, for the installation fixed of drill bit 4, quick -mounting component 8 includes limiting portion 805, the bottom fixed connection of limiting portion 805 is at the top of drill bit 4, and the top of limiting portion 805 is inserted to the bottom of machine body 3 export end, to make machine body 3 drive drill bit 4 rotation, the export end of machine body 3 bottom is provided with rotatable fixed frame 802, the outside of drill bit 4 is provided with rotatable positioning block 806, and the bottom of positioning block 806 is in contact with the bottom wall of the inside of fixed frame 802, for limiting positioning block 806 moves downward.

[0031] In use, fixed frame 802 is "L" shape, and the number has two, symmetrically set in the both sides of machine body 3 output shaft, the number of positioning block 806 has two, about the axis of symmetry distribution of drill bit 4, and positioning block 806 is adapted to fixed frame 802, for limiting positioning block 806 moves downward, the cross section of limiting portion 805 can be triangle, rectangle etc. polygon, and the bottom of machine body 3 is provided with clamping groove 807, clamping groove 807 is adapted to limiting portion 805, makes limiting portion 805 insert to the inside of clamping groove 807 (prevent drill bit 4 autorotation, ensure that machine body 3 export end rotation can drive drill bit 4 synchronous rotation), to connect between limiting portion 805 and machine body 3, make the export end of machine body 3 drive drill bit 4 rotation through limiting portion 805.

[0032] The bottom of machine body 3 export end is rotatably provided with first swivel 801, and the outside of first swivel 801 is fixedly connected with one side of fixed frame 802, the top of drill bit 4 is rotatably provided with second swivel 804, and the outside of second swivel 804 is fixedly connected with one side of positioning block 806.

[0033] In use, the vertical part side wall of fixed frame 802 is connected with the outer wall of first swivel 801, and the end of the horizontal part of the two fixed frame 802 is oppositely arranged, the top of the horizontal part of fixed frame 802 has a positioning gap with the bottom of first swivel 801, and the positioning gap is adapted to positioning block 806, positioning block 806 is rotatably installed on drill bit 4 through second swivel 804, and fixed frame 802 is rotatably installed at the output end of machine body 3, when it is necessary to replace drill bit 4 of different models (second swivel 804, limiting portion 805 and positioning block 806 of the same specification should be arranged on drill bit 4 of different models), hold first swivel 801 while rotating second swivel 804 to stagger the two sets of positioning block 806 and the two sets of fixed frame 802, then move drill bit 4 to make limiting portion 805 separate from clamping groove 807, so that drill bit 4 can be disassembled, and vice versa.

[0034] The positioning block 806 is made of magnetic metal material; the inner bottom of the fixed frame 802 is provided with a magnet block 803, so that the fixed frame 802 and the positioning block 806 are limited from rotating alone after being in contact due to the magnetic attraction between the magnet block 803 and the positioning block 806; in use, due to the magnetic attraction between the magnet block 803 and the positioning block 806 made of magnetic metal material, the fixed frame 802 and the positioning block 806 cannot be separated or one of them rotates alone after being in contact, so that the first rotating ring 801 prevents the fixed frame 802 and the positioning block 806 from rotating when the output end of the body 3 and the drill bit 4 rotate, thereby affecting the fixing stability, and further ensuring the installation stability of the drill bit 4.

[0035] A clamping mechanism is arranged on one side of the body 3 for clamping and mounting the body 3 on a pipeline; the clamping mechanism comprises a door-shaped frame 1 on which the body 3 is mounted, two clamping pieces 5 are symmetrically arranged on the inner side of the door-shaped frame 1, and a driving mechanism is further arranged between the two clamping pieces 5 and the inner wall of the door-shaped frame 1 for driving the two clamping pieces 5 to approach each other and clamp on the outer wall of the pipeline; in use, the top of the door-shaped frame 1 is fixedly connected with a mounting plate 2, the top of the mounting plate 2 extends to one side of the door-shaped frame 1, a mounting hole is formed in the middle of the side of the mounting plate 2 extending to one side, and the mounting hole is mounted with the body 3 for fixedly mounting the body 3; the driving mechanism comprises a threaded rod 7, both ends of the threaded rod 7 are rotatably connected with the door-shaped frame 1, and one end of the threaded rod 7 is provided with a driving structure for driving the threaded rod 7 to rotate; the top of each clamping piece 5 is symmetrically screwed on the outer side of the threaded rod 7, and a limiting rod is arranged on the side away from each other of the two clamping pieces 5, one end of the limiting rod penetrates through the door-shaped frame 1 for limiting the rotation of the clamping pieces 5.

[0036] In use, the door-shaped frame 1 is placed on a natural gas pipeline in continuous transportation, at this time, the two groups of arc-shaped clamping pieces 5 are located on both sides of the pipeline, the threaded rod 7 is driven to rotate by the motor 6, so that the two groups of arc-shaped clamping pieces 5 move towards the pipeline and tightly adhere to the pipeline, at this time, the whole device can be clamped and fixed on the pipeline, the body 3 is driven to move downward by the related driving device, and the rotation of the output end of the body 3 drives the drill bit 4 to rotate to perform hole opening operation on the pipeline below.

[0037] The side away from each other of the two clamping pieces 5 is arc-shaped, and the side of each clamping piece 5 close to the pipeline is fixedly connected with an anti-skid pad 9, the side of the anti-skid pad 9 close to the pipeline is provided with a plurality of anti-skid blocks 12 for anti-skid effect; the anti-skid pad 9 and the anti-skid blocks 12 are integrally designed, and the material of the anti-skid pad 9 is soft silicone; in use, since the material of the anti-skid pad 9 is soft silicone, the material itself is soft and has good anti-skid property, and the anti-skid property of the anti-skid pad 9 is further improved by the plurality of anti-skid blocks 12.

[0038] The inside of the anti-skid pad 9 is provided with a mounting groove 10, and the inner wall of the mounting groove 10 is provided with a plurality of elastic blocks 11, which are oval and made of soft rubber; in use, since the elastic blocks 11 are oval and made of soft rubber, they have good elastic recovery effect and soft material, so that the elastic blocks 11 can make the anti-skid pad 9 still have the necessary elasticity after the elasticity of the anti-skid pad 9 disappears due to material aging, which can improve the elastic durability of the anti-skid pad 9, and thus the clamping piece 5 has good anti-skid property and soft material, so that the clamping piece 5 is not easy to slide along the pipeline, which affects the overall fixing stability of the equipment and is not easy to clamp too tightly to cause pipeline abrasion.

Claims

1. A device for tapping a natural gas pipeline without stopping the flow, comprising a body (3) which can be clamped to the pipeline and a drill bit (4) located at the bottom of the body (3), characterized in that, The machine body (3) and the drill bit (4) are installed through a quick mounting assembly (8) for mounting and fixing the drill bit (4); The quick mounting assembly (8) comprises a limiting portion (805), the bottom of the limiting portion (805) is fixedly connected to the top of the drill bit (4), and the top of the limiting portion (805) is inserted into the bottom of the output end of the machine body (3) so that the machine body (3) drives the drill bit (4) to rotate; The output end of the bottom of the machine body (3) is provided with a rotatable fixing frame (802); the outer side of the drill bit (4) is provided with a rotatable positioning block (806), and the bottom of the positioning block (806) is in contact with the bottom wall of the inner side of the fixing frame (802) for limiting the downward movement of the positioning block (806).

2. The apparatus of claim 1, wherein: The bottom of the output end of the machine body (3) is rotatably sleeved with a first rotating ring (801), and the outer side of the first rotating ring (801) is fixedly connected with one side of the fixing frame (802); The top of the drill bit (4) is rotatably sleeved with a second rotating ring (804), and the outer side of the second rotating ring (804) is fixedly connected with one side of the positioning block (806).

3. The apparatus of claim 2, wherein: The positioning block (806) is made of magnetic metal material; The bottom of the inner side of the fixing frame (802) is provided with a magnet block (803) so that the fixing frame (802) and the positioning block (806) are limited to rotate separately after being in contact through the magnetic attraction between the magnet block (803) and the positioning block (806).

4. The apparatus of claim 1, wherein: One side of the machine body (3) is provided with a clamping mechanism for clamping and mounting the machine body (3) on the pipeline; The clamping mechanism comprises a door-shaped frame (1) on which the machine body (3) is mounted, and two clamping pieces (5) are symmetrically arranged on the inner side of the door-shaped frame (1); driving mechanisms are further arranged between the two clamping pieces (5) and the inner wall of the door-shaped frame (1) for driving the clamping pieces (5) to move close to each other and clamp the outer wall of the pipeline.

5. The apparatus of claim 4, wherein: The driving mechanism comprises a threaded rod (7), both ends of the threaded rod (7) are rotatably connected with the door-shaped frame (1), and one end of the threaded rod (7) is provided with a driving structure for driving the threaded rod (7) to rotate; The top of the two clamping pieces (5) is symmetrically screwed on the outer side of the threaded rod (7), and the side away from each other of the two clamping pieces (5) is provided with a limiting rod, one end of the limiting rod penetrates the door-shaped frame (1) for limiting the rotation of the clamping pieces (5).

6. The apparatus of claim 4, wherein: The side away from each other of the two clamping pieces (5) is arc-shaped, and the side of the clamping piece (5) close to the pipeline is fixedly connected with a non-slip pad (9), and the side of the non-slip pad (9) close to the pipeline is provided with a plurality of non-slip blocks (12) to prevent slipping.

7. The apparatus of claim 6, wherein: The non-slip pad (9) and the non-slip block (12) are designed in one piece, and the material of the non-slip pad (9) is soft silicone.

8. The apparatus of claim 6, wherein: The inside of the non-slip pad (9) is provided with a mounting groove (10), and the inner wall of the mounting groove (10) is provided with a plurality of elastic blocks (11), the elastic blocks (11) are elliptical and the specific material is soft rubber.

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