CN212706220U

CN212706220U - Natural gas high-pressure pipeline cutting device

Info

Publication number: CN212706220U
Application number: CN202021496763.7U
Authority: CN
Inventors: 陈仲维; 陈泽科; 王琳倩
Original assignee: Gansu Pioneer Piping Manufacturing Co ltd
Current assignee: Gansu Pioneer Piping Manufacturing Co ltd
Priority date: 2020-07-27
Filing date: 2020-07-27
Publication date: 2021-03-16
Anticipated expiration: 2030-07-27

Abstract

The utility model provides a natural gas high pressure pipeline cutting device belongs to pipeline construction equipment technical field for it is inconvenient to solve current high pressure pipeline cutting device and carry and remove, is difficult to the on-the-spot cutting, and cuts the technical problem of function singleness. The main frame body is provided with a guide disc, a guide wheel frame and a limiting fixing mechanism, the guide wheel frame is provided with a guide wheel, a circulating cutting adjusting mechanism is arranged between the main frame body and the guide disc, and the circulating cutting adjusting mechanism comprises a rotating motor, a rotating rod, an adjusting shaft, a micro adjusting motor, a power supply, a water knife rest, a water knife spray head, a sliding sleeve, a guide seat and a guide rod; the utility model discloses cutting and site operation cutting when can be used to the pipeline to make are used, adjust water sword shower nozzle cutting angle through miniature adjusting motor, can do cutting motion or cutting groove, and circular motion is done through rotating the motor and driving the water sword shower nozzle, through the leading wheel direction, portable and removal still can be in the pipeline cutting of installing the completion.

Description

Natural gas high-pressure pipeline cutting device

Technical Field

The utility model belongs to the technical field of the pipeline construction equipment, especially a natural gas high pressure pipeline cutting device.

Background

The natural gas pipeline is a pipeline for conveying natural gas (including associated gas produced in an oil field) from a mining place or a processing plant to an urban gas distribution center or an industrial enterprise user, and the pipeline conveying line is extremely long and is usually conveyed in a high-pressure mode, so that the natural gas high-pressure pipeline is large in size and is constructed in a mode of processing, cutting and then conveying and field assembling, but during field construction, temporary cutting on the spot may be needed due to the reasons of size errors and the like, most of the existing cutting devices are complex, and are often fixed in advance and inconvenient to carry and move;

through retrieval, for example, chinese patent document discloses a natural gas high pressure pipeline cutting device [ application number: CN 201721504602.6; publication No.: CN207521792U ]. The natural gas high-pressure pipeline cutting device comprises an operating platform, wherein pillars are symmetrically arranged on the left side and the right side of the bottom of the operating platform, a groove is formed in the middle of the top of the operating platform, supports are symmetrically arranged on the left side and the right side of the top of the operating platform, the supports are located on the rear side of the operating platform, cross rods are arranged on the tops of the supports on the left side and the right side, a cutting mechanism is arranged on the right side of the bottom of each cross rod. The utility model discloses a though can in time cool down the cooling, nevertheless carry and remove inconveniently, be difficult to the on-the-spot cutting, and cutting function singleness.

SUMMERY OF THE UTILITY MODEL

The utility model aims at having the above-mentioned problem to current technique, provided a natural gas high pressure pipeline cutting device, the technical problem that the device will solve is: how to realize that high pressure pipeline cutting device portable and removal can be used for the cutting of during manufacturing and job site, can carry out pipeline cutting and grooving.

The purpose of the utility model can be realized by the following technical proposal:

the utility model provides a natural gas high-pressure line cutting device, includes the body frame body, be fixed with the positioning disk on the body frame body, body frame body periphery is fixed with the direction wheel carrier of a plurality of circumference equipartitions, and the both ends of direction wheel carrier all rotate and are provided with the leading wheel, are provided with circulation cutting adjustment mechanism between the body frame body and the positioning disk, and circulation cutting adjustment mechanism is provided with spacing fixed establishment including rotating motor, bull stick, adjusting spindle, miniature adjusting motor, power, water knife rest, water knife shower nozzle, sliding sleeve, guide holder and guide bar on the body frame body.

The utility model discloses a theory of operation is: when the device is used, an operator stands in a pipeline firstly, the device is placed in the pipeline, the device is pulled to a proper cutting position, the two guide wheels are located at the two ends of the guide wheel frame respectively and play a role in guiding, the plurality of guide wheel frames are circumferentially and uniformly distributed and are convenient to center, the operator fixes the device on the inner wall of the pipeline through the limiting and fixing mechanism, a power supply and a water source are switched on, the rotating motor is rotated to drive the rotating rod to rotate, so that the water jet nozzle is driven to do circular motion in the circumferential direction of the pipeline, high-pressure water and abrasive materials are sprayed out of the water jet nozzle and can cut the pipeline, the miniature adjusting motor drives the water jet nozzle to rotate through the adjusting shaft, the cutting angle of the water jet nozzle can be adjusted, a groove is cut, and the guide seat and.

The internal guide support post that is equipped with an installation section of thick bamboo and a plurality of equipartitions of body frame, all seted up the guide way in the guide support post, the installation section of thick bamboo welding is at the tip of guide support post, and the terminal surface of the body frame body is equipped with the bracing piece of a plurality of equipartitions, and the tip at the bracing piece is fixed to the positioning disk.

By adopting the structure, the guide support column, the installation cylinder and the support rod play a supporting role, and the guide groove plays a guiding role.

The water jet cutting machine is characterized in that the rotating motor is fixed in the mounting cylinder, the rotating rod is fixedly connected with an output shaft of the rotating motor, a micro adjusting motor and a power supply are fixed on the rotating rod, the micro adjusting motor is electrically connected with the power supply, a hinged boss is arranged at the end part of the rotating rod, the adjusting shaft is rotatably arranged in the hinged boss, the adjusting shaft is fixedly connected with the output shaft of the micro adjusting motor, the water jet nozzle is fixed in the water jet cutter frame, and the end part of the water jet cutter frame is fixed on the adjusting shaft.

By adopting the structure, the rotating motor drives the water jet cutter nozzle to do circumferential motion in the circumferential direction of the pipeline through the rotating rod, high-pressure water and abrasive materials are sprayed out of the water jet cutter nozzle to cut the pipeline, the miniature adjusting motor drives the water jet cutter frame to rotate around the hinged boss through the adjusting shaft, and the cutting angle of the water jet cutter nozzle can be adjusted, so that a groove is cut.

The guide holder sets up in the guide disc, and the guide bar slides and sets up in the guide holder, and the sliding sleeve articulates at the tip of guide bar, and the terminal surface of sliding sleeve and the side sliding fit of water sword frame, and the water sword shower nozzle passes through the pipe connection with outside high-pressure water source, rotates motor and external power electric connection, and rotates motor and miniature regulating motor and all with external control ware electric connection.

By adopting the structure, the guide seat can rotate and slide in the guide disc, the guide function in the circumferential direction is realized, the guide rod can slide in the guide seat, the guide function in the pipeline axis direction is realized, and the rotating speed of the rotating motor and the rotating angle of the micro-adjusting motor can be controlled by the external controller.

Spacing fixed establishment is including changeing the handle, big cone pulley and a plurality of direction locking Assembly, big cone pulley rotates the tip that sets up at the installation section of thick bamboo, change the tip of fixing at big cone pulley, a plurality of direction locking Assembly sets up respectively in the guide support post, direction locking Assembly includes the swing arm, little cone pulley, ejector pin and clutch blocks, the swing arm rotates and sets up in the guide way, little cone pulley is fixed at the tip of swing arm, and little cone pulley meshes with big cone pulley, the ejector pin slides and sets up in the guide way, the one end of ejector pin is the screw thread end, the screw thread end passes through transmission screw-thread fit with the swing arm, the other end at the swing arm is fixed to the clutch blocks.

Structure more than adopting, operating personnel rotates and changes the handle, thereby it rotates to drive big cone pulley, little cone pulley and big cone pulley meshing, can drive little cone pulley and rotate, thereby it rotates to drive the swing arm with little cone pulley fixed connection, the screw thread end passes through transmission screw-thread fit with the swing arm, it slides in the guide way to enable the ejector pin, thereby push up the clutch blocks to pipeline inner wall and keep conflicting, fix this device, the cutting is accomplished the back, the reverse rotation is changeed the handle, can pack up the clutch blocks, removes fixedly.

Compared with the prior art, this natural gas high pressure line cutting device has following advantage:

1. the utility model can be used for cutting during pipeline manufacturing and field construction cutting, can adjust the cutting angle of the water jet head through the micro adjusting motor, thereby doing cutting motion or cutting groove, drives the water jet head to do circular motion by rotating the motor to cut the pipeline, is convenient to carry and move through the guide wheel guidance, and can also cut in the installed pipeline;

2. the friction block can be pushed to the inner wall of the pipeline through the limiting and fixing mechanism and kept in contact with the inner wall of the pipeline through rotating the rotating handle, so that the device is fixed and convenient to operate;

3. the utility model discloses simple structure, reasonable in design can satisfy different user demands, and cutting effect is good, and it is convenient to use and transport.

Drawings

FIG. 1 is a schematic view of an axial measurement structure of the present invention;

fig. 2 is a schematic front sectional view of the present invention;

FIG. 3 is a schematic view of the axial structure of the middle part of the present invention;

in the figure: the device comprises a main frame body 1, a guide support column 1a, a guide groove 1b, a mounting cylinder 1c, a support rod 1d, a guide disc 2, a guide wheel frame 3, a guide wheel 4, a rotating motor 5, a rotating rod 6, a hinge boss 6, an adjusting shaft 7, a micro adjusting motor 8, a power supply 9, a water knife rest 10, a water knife sprayer 11, a sliding sleeve 12, a guide seat 13, a guide rod 14, a rotating handle 15, a big cone pulley 16, a rotating rod 17, a small cone pulley 18, an ejector rod 19, a thread end 19a and a friction block 20.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Referring to fig. 1-3, the present embodiment provides a natural gas high-pressure pipeline cutting device, which includes a main frame body 1, a guide disc 2 is fixed on the main frame body 1, a plurality of guide wheel frames 3 uniformly distributed circumferentially are fixed on the periphery of the main frame body 1, in the present embodiment, the fixing manner is implemented by using bolts, guide wheels 4 are rotatably arranged at both ends of each guide wheel frame 3, a circulating cutting adjusting mechanism is arranged between the main frame body 1 and the guide disc 2, the circulating cutting adjusting mechanism includes a rotating motor 5, a rotating rod 6, an adjusting shaft 7, a micro adjusting motor 8, a power supply 9, a water jet cutter frame 10, a water jet nozzle 11, a sliding sleeve 12, a guide seat 13 and a guide rod 14, and a limiting fixing mechanism is arranged on the main frame body 1; when the device is used, an operator stands in a pipeline firstly, the device is placed in the pipeline, the device is pulled to a proper cutting position, the two guide wheels 4 are located at two ends of the guide wheel frame 3 respectively and play a role in guiding, the plurality of guide wheel frames 3 are circumferentially and uniformly distributed and are convenient to center, the operator fixes the device on the inner wall of the pipeline through the limiting and fixing mechanism, a power supply and a water source are switched on, the rotating motor 5 drives the rotating rod 6 to rotate, so that the water jet nozzle 11 is driven to do circumferential motion in the circumferential direction of the pipeline, high-pressure water and abrasive materials are sprayed out of the water jet nozzle 11 and can cut the pipeline, the micro adjusting motor 8 drives the water jet nozzle 10 to rotate through the adjusting shaft 7, the cutting angle of the water jet nozzle 11 can be adjusted, a groove is cut, and the guide seat 13 and the guide rod 14 play.

The main frame body 1 is internally provided with an installation cylinder 1c and a plurality of uniformly distributed guide support columns 1a, guide grooves 1b are formed in the guide support columns 1a, the installation cylinder 1c is welded at the end parts of the guide support columns 1a, the end surface of the main frame body 1 is provided with a plurality of uniformly distributed support rods 1d, and a guide disc 2 is fixed at the end parts of the support rods 1 d; the guide support column 1a, the mounting cylinder 1c and the support rod 1d play a supporting role, and the guide groove 1b plays a guiding role.

The rotating motor 5 is fixed in the mounting cylinder 1c, in the present embodiment, the fixing manner is a bolt connection, the rotating rod 6 is fixedly connected with an output shaft of the rotating motor 5, the rotating rod 6 is fixed with the micro-adjusting motor 8 and the power supply 9, in the present embodiment, the fixing manner is a bolt connection, the micro-adjusting motor 8 is electrically connected with the power supply 9, the end of the rotating rod 6 is provided with a hinged boss 6a, the adjusting shaft 7 is rotatably arranged in the hinged boss 6a, and the adjusting shaft 7 is fixedly connected with the output shaft of the micro-adjusting motor 8, in the present embodiment, the fixing manner is a key connection, the water jet head 11 is fixed in the water jet head 10, in the present embodiment, the fixing manner is a bolt connection, and the end of the water jet head 10 is fixed on the adjusting shaft 7; the rotating motor 5 drives the water jet head 11 to do circular motion in the circumferential direction of the pipeline through the rotating rod 6, high-pressure water and abrasive are sprayed out of the water jet head 11 to cut the pipeline, the miniature adjusting motor 8 drives the water jet head 10 to rotate around the hinged boss 6a through the adjusting shaft 7, and the cutting angle of the water jet head 11 can be adjusted, so that a groove is cut.

The guide seat 13 is arranged in the guide disc 2, the guide rod 14 is arranged in the guide seat 13 in a sliding manner, the sliding sleeve 12 is hinged to the end part of the guide rod 14, the end surface of the sliding sleeve 12 is in sliding fit with the side surface of the water knife rest 10, the water knife spray head 11 is connected with an external high-pressure water source through a pipeline, the rotating motor 5 is electrically connected with an external power supply, and the rotating motor 5 and the micro-adjusting motor 8 are both electrically connected with an external controller; the guide seat 13 can rotate and slide in the guide disc 2 to play a role in guiding in the circumferential direction, the guide rod 14 can slide in the guide seat 13 to play a role in guiding in the axial direction of the pipeline, and the rotating speed of the rotating motor 5 and the rotating angle of the micro-adjusting motor 8 can be controlled by an external controller.

The limiting and fixing mechanism comprises a rotating handle 15, a large cone pulley 16 and a plurality of guiding and locking assemblies, the large cone pulley 16 is rotatably arranged at the end part of the mounting cylinder 1c, the rotating handle 15 is fixed at the end part of the large cone pulley 16, in the embodiment, the fixing mode adopts key connection, the plurality of guiding and locking assemblies are respectively arranged in the guiding and supporting column 1a, the guiding and locking assemblies comprise a rotating rod 17, a small cone pulley 18, a push rod 19 and a friction block 20, the rotating rod 17 is rotatably arranged in a guiding groove 1b, the small cone pulley 18 is fixed at the end part of the rotating rod 17, the small cone pulley 18 is meshed with the large cone pulley 16, the push rod 19 is slidably arranged in the guiding groove 1b, one end of the push rod 19 is a threaded end 19a, the threaded end 19a is matched with the rotating rod 17 through transmission threads, the friction block 20 is fixed at the other end of the rotating rod 17, and in the embodiment, the; the operating personnel rotates and changes handle 15, thereby it rotates to drive big cone pulley 16, little cone pulley 18 meshes with big cone pulley 16, can drive little cone pulley 18 and rotate, thereby it rotates with little cone pulley 18 fixed connection's swing arm 17 to drive, screw thread end 19a passes through transmission screw-thread fit with swing arm 17, it slides in guide way 1b to enable ejector pin 19, thereby push up rubbing block 20 to the pipeline inner wall and keep conflicting, fix this device, after the cutting is accomplished, reverse rotation changes handle 15, can pack up rubbing block 20, remove fixedly.

The utility model discloses a theory of operation:

when the device is used, an operator stands in the pipeline firstly, then puts the device into the pipeline, pulls the device to a proper cutting position, the two guide wheels 4 are respectively positioned at the two ends of the guide wheel carrier 3 to play a guiding role, the plurality of guide wheel carriers 3 are uniformly distributed in a circumferential manner, so that the centering is convenient, and when the device is transversely placed, the guide wheels 4 are supported on the bottom surface to facilitate the transportation.

An operator rotates the rotating handle 15 to drive the large cone pulley 16 to rotate, the small cone pulley 18 is meshed with the large cone pulley 16 to drive the small cone pulley 18 to rotate, so that the rotary rod 17 fixedly connected with the small cone pulley 18 is driven to rotate, the threaded end 19a is matched with the rotary rod 17 through transmission threads, the ejector rod 19 slides in the guide groove 1b, the friction block 20 is pushed to the inner wall of the pipeline and keeps colliding, the device is fixed, after cutting is completed, the rotating handle 15 rotates in the reverse direction, the friction block 20 can be packed up, and fixation is released.

When the pipeline is cut, a power supply and a water source are switched on, the rotating motor 5 drives the water jet head 11 to do circular motion in the circumferential direction of the pipeline through the rotating rod 6, and high-pressure water and abrasive are sprayed out of the water jet head 11 to cut the pipeline; when a groove is cut, the shaft 7 is adjusted by the micro adjusting motor 8 to drive the water knife rest 10 to rotate around the hinged boss 6a, so that the cutting angle of the water knife spray head 11 can be adjusted, and the groove is cut; the guide seat 13 can rotate and slide in the guide disc 2 to play a role in guiding in the circumferential direction, the guide rod 14 can slide in the guide seat 13 to play a role in guiding in the axial direction of the pipeline, and the rotating speed of the rotating motor 5 and the rotating angle of the micro-adjusting motor 8 can be controlled by an external controller.

To sum up, the utility model can be used for cutting during pipeline manufacturing and on-site construction cutting, the cutting angle of the water jet head 11 can be adjusted through the micro adjusting motor 8, so as to do cutting movement or groove cutting, the water jet head 11 is driven to do circular movement by rotating the motor 5 to cut the pipeline, the pipeline is guided through the guide wheel 4, the pipeline is convenient to carry and move, and the pipeline can be cut in the installed pipeline; by rotating the rotating handle 15, the friction block 20 can be pushed to the inner wall of the pipeline through the limiting and fixing mechanism and kept in contact with the inner wall of the pipeline, so that the device is fixed and convenient to operate; the utility model discloses simple structure, reasonable in design can satisfy different user demands, and cutting effect is good, and it is convenient to use and transport.

Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.

Claims

1. The utility model provides a natural gas high pressure pipeline cutting device, includes the body frame body (1), a serial communication port, be fixed with guiding disc (2) on the body frame body (1), the body frame body (1) periphery is fixed with direction wheel carrier (3) of a plurality of circumference equipartitions, the both ends of direction wheel carrier (3) all rotate and are provided with leading wheel (4), be provided with circulation cutting adjustment mechanism between the body frame body (1) and guiding disc (2), circulation cutting adjustment mechanism is including rotating motor (5), bull stick (6), adjusting axle (7), miniature adjusting motor (8), power (9), water knife rest (10), water knife shower nozzle (11), sliding sleeve (12), guide holder (13) and guide bar (14), be provided with spacing fixed establishment on the body frame body (1).

2. The natural gas high-pressure pipeline cutting device according to claim 1, wherein an installation cylinder (1 c) and a plurality of uniformly distributed guide support columns (1 a) are arranged in the main frame body (1), guide grooves (1 b) are formed in the guide support columns (1 a), the installation cylinder (1 c) is welded at the end portions of the guide support columns (1 a), a plurality of uniformly distributed support rods (1 d) are arranged on the end face of the main frame body (1), and the guide disc (2) is fixed at the end portions of the support rods (1 d).

3. The natural gas high-pressure pipeline cutting device according to claim 2, wherein the rotating motor (5) is fixed in the mounting cylinder (1 c), the rotating rod (6) is fixedly connected with an output shaft of the rotating motor (5), the rotating rod (6) is fixed with a micro-adjusting motor (8) and a power supply (9), the micro-adjusting motor (8) is electrically connected with the power supply (9), a hinged boss (6 a) is arranged at the end of the rotating rod (6), the adjusting shaft (7) is rotatably arranged in the hinged boss (6 a), the adjusting shaft (7) is fixedly connected with the output shaft of the micro-adjusting motor (8), the water jet head (11) is fixed in the water jet holder (10), and the end of the water jet holder (10) is fixed on the adjusting shaft (7).

4. The natural gas high-pressure pipeline cutting device according to claim 3, wherein the guide seat (13) is arranged in the guide disc (2), the guide rod (14) is slidably arranged in the guide seat (13), the sliding sleeve (12) is hinged to the end of the guide rod (14), the end face of the sliding sleeve (12) is in sliding fit with the side face of the water knife rest (10), the water knife spray head (11) is connected with an external high-pressure water source through a pipeline, the rotating motor (5) is electrically connected with an external power supply, and the rotating motor (5) and the micro-adjusting motor (8) are electrically connected with an external controller.

5. The natural gas high-pressure pipeline cutting device according to any one of claims 2 to 4, wherein the limiting and fixing mechanism comprises a rotating handle (15), a large cone pulley (16) and a plurality of guiding and locking assemblies, the large cone pulley (16) is rotatably arranged at the end part of the mounting cylinder (1 c), the rotating handle (15) is fixed at the end part of the large cone pulley (16), the plurality of guiding and locking assemblies are respectively arranged in the guiding and supporting columns (1 a), the guiding and locking assemblies comprise a rotating rod (17), a small cone pulley (18), a top rod (19) and a friction block (20), the rotating rod (17) is rotatably arranged in the guiding groove (1 b), the small cone pulley (18) is fixed at the end part of the rotating rod (17), the small cone pulley (18) is meshed with the large cone pulley (16), the top rod (19) is slidably arranged in the guiding groove (1 b), and one end of the top rod (19) is a threaded end (19 a), the threaded end (19 a) is matched with the rotary rod (17) through transmission threads, and the friction block (20) is fixed at the other end of the rotary rod (17).