CN110744137B

CN110744137B - Embedded pipeline cutter

Info

Publication number: CN110744137B
Application number: CN201910985855.7A
Authority: CN
Inventors: 不公告发明人
Original assignee: Jiangsu Jinding Construction Group Co Ltd
Current assignee: Jiangsu Jinding Construction Group Co., Ltd
Priority date: 2019-10-17
Filing date: 2019-10-17
Publication date: 2020-09-29
Anticipated expiration: 2039-10-17
Also published as: CN110744137A

Abstract

The invention relates to a cutter, in particular to an embedded pipeline cutter. The technical problem is to provide an embedded pipeline cutter which is simple to operate and can save time. An embedded pipe cutter comprises a fixed frame, a first handle and the like; the left side of the fixed frame is fixedly connected with a first handle. The pipeline can be cut by the cutting mechanism, so that the pipeline can be cut without chiseling the wall body, the operation is simple, and the time can be saved; the fixing frame can be more stable when moving rightwards through the guide mechanism, so that the steel wire saw blade can be more stable when moving rightwards; the speed of the right movement of the steel wire saw blade can be reduced through the speed limiting mechanism, and the steel wire saw blade is prevented from being damaged.

Description

Embedded pipeline cutter

Technical Field

The invention relates to a cutter, in particular to an embedded pipeline cutter.

Background

The pipeline is widely used, mainly used for feedwater, drainage, heat supply, confession coal gas etc. and the pipeline is used for a long time, receives external environment's influence, and the condition such as fracture, deformation can appear in the pipeline, in order not to influence the use, need maintain the pipeline, in the maintenance process, need cut the impaired part of pipeline to need cut the pipeline.

At present, a construction worker generally holds the portable cutting machine by hand and then pushes the portable cutting machine to cut the pipeline, but the portable cutting machine is large in size, and a groove for burying the pipeline is narrow, so that the construction worker needs to chisel the wall before cutting the pipeline, which is troublesome and wastes time.

Aiming at the technical problem, a device which is simple to operate and can save time is developed.

Disclosure of Invention

In order to overcome the defects that the volume of a portable cutting machine is larger, a construction worker needs to chisel a wall, the operation is troublesome, and time is wasted, and the technical problem is as follows: provided is an embedded pipe cutter which is simple to operate and can save time.

The technical scheme is as follows: the utility model provides an embedded type pipeline cutterbar, is including fixed frame, first handle and cutting mechanism, and fixed frame left side rigid coupling has first handle, is equipped with cutting mechanism in the fixed frame, and cutting mechanism is used for cutting the pipeline.

As further preferred scheme, cutting mechanism is including driving motor, the carousel, the connecting rod, the hinge bar, the steel wire saw blade, support and sheave, driving motor is installed to rear side left part in the fixed frame, install the carousel on driving motor's the output shaft, the rotation type is connected with the connecting rod on the carousel, rear side right part rotary type is connected with the hinge bar in the fixed frame, hinge bar and connecting rod rotary type are connected, hinge bar upper portion is connected with the steel wire saw blade, the support is two, divide the upper and lower both sides on fixed frame right side to locate, the sheave is installed to support right-hand member rotary type, the steel wire saw blade passes fixed frame right side, the steel wire saw blade.

As a further preferred scheme, the device further comprises a guide mechanism, wherein the guide mechanism comprises a guide ring, supporting legs, a friction plate, a second handle, a guide sleeve, a guide rod and a first spring, the guide ring is sleeved on the fixed frame, the supporting legs are fixedly connected to the upper side and the lower side of the guide ring, the right end of each supporting leg is connected with the friction plate, the bottom of the supporting leg below the supporting leg is connected with the second handle, the guide sleeve is connected to the bottom of the guide ring, the guide rod is arranged in the guide sleeve and connected with the fixed frame, the first spring is wound on the guide rod, one end of the first spring is connected with the guide.

As a further preferred scheme, the speed limiting device further comprises a speed limiting mechanism, the speed limiting mechanism comprises a protective shell, an installation rod, a gear, a first roller, a second roller, a first contact ring, a damping ring, a second contact ring, a rack and a second spring, the bottom of the guide ring is connected with the protective shell, a guide rod penetrates through the protective shell, the installation rod is connected in the protective shell, the left rotary type of the rear side of the installation rod is connected with the gear, the first roller is installed on the rear side of the gear, the first contact ring is installed on the right rotary type of the rear side of the installation rod, the damping ring is arranged on the first contact ring, the second contact ring is connected to the rear side of the first contact ring, the second roller and the first roller are both in contact with the guide rod, the bottom of the second contact ring is connected with the rack matched with the gear, and the second spring is connected.

As a further preferable scheme, the device further comprises an auxiliary propulsion mechanism, wherein the auxiliary propulsion mechanism comprises a bearing seat, a sliding sleeve, a screw rod and a nut, the nut is installed on the left side of the top of the fixing frame, the screw rod is arranged in the nut, the bearing seat is installed on the top of the guide ring, the sliding sleeve is arranged in the bearing seat, and the screw rod is located in the sliding sleeve.

The beneficial effects are that: the pipeline can be cut by the cutting mechanism, so that the pipeline can be cut without chiseling the wall body, the operation is simple, and the time can be saved; the fixing frame can be more stable when moving rightwards through the guide mechanism, so that the steel wire saw blade can be more stable when moving rightwards; the speed of the right movement of the steel wire saw blade can be reduced through the speed limiting mechanism, so that the steel wire saw blade is prevented from being damaged; the right moving speed of the steel wire saw blade can be more uniform through the auxiliary propelling mechanism, and the steel wire saw blade is prevented from moving too fast or too slow in the right direction.

Drawings

Fig. 1 is a schematic front view of the present invention.

Fig. 2 is an enlarged schematic view of part a of the present invention.

Fig. 3 is an enlarged schematic view of part B of the present invention.

Fig. 4 is an enlarged schematic view of the part C of the present invention.

Fig. 5 is an enlarged schematic view of the portion D of the present invention.

Wherein: 1: fixed frame, 2: first handle, 3: cutting mechanism, 31: drive motor, 32: turntable, 33: connecting rod, 34: hinge rod, 35: steel saw blade, 36: support, 37: sheave, 4: guide mechanism, 41: guide ring, 42: leg, 43: friction plate, 44: second handle, 45: guide sleeve, 46: guide rod, 47: first spring, 5: speed limiting mechanism, 51: protective shell, 52: mounting rod, 53: gear, 54: first roller, 55: second roller, 56: first contact ring, 57: damping ring, 58: second contact ring, 59: rack, 510: second spring, 6: auxiliary propulsion mechanism, 61: bearing seat, 62: sliding sleeve, 63: screw, 64: and a nut.

Detailed Description

The present invention now will be described more fully hereinafter with reference to the accompanying drawings, in which presently preferred embodiments of the invention are shown. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein; rather, these embodiments are provided for completeness and fully convey the scope of the invention to the skilled person.

Embodiment mode 1

An embedded pipeline cutter, refer to fig. 1, comprises a fixed frame 1, a first handle 2 and a cutting mechanism 3, wherein the left side of the fixed frame 1 is fixedly connected with the first handle 2, the cutting mechanism 3 is arranged in the fixed frame 1, and the cutting mechanism 3 is used for cutting a pipeline.

When needs cut the pipeline, construction worker starts 3 work of cutting mechanism, then holds first handle 2 and promotes fixed frame 1 right, drives cutting mechanism 3 and moves right, cuts the pipeline, so, need not cut the pipeline with the wall body chisel promptly, easy operation to can save time. When the cutting is completed, the construction worker closes the cutting mechanism 3.

Referring to fig. 1, the cutting mechanism 3 includes a driving motor 31, a turntable 32, and a connecting rod 33, hinge bar 34, the steel wire saw blade 35, support 36 and sheave 37, driving motor 31 is installed to rear side left part in fixed frame 1, fixed frame 1 is connected with driving motor 31 through bolted connection's mode, install carousel 32 on driving motor 31's the output shaft, driving motor 31 is connected with carousel 32 through the mode of key-type connection, carousel 32 front side eccentric position rotary type is connected with connecting rod 33, rear side right part rotary type is connected with hinge bar 34 in fixed frame 1, hinge bar 34 bottom and connecting rod 33 right-hand member rotary type are connected, hinge bar 34 upper portion is connected with steel wire saw blade 35, support 36 is two, divide the upper and lower both sides on fixed frame 1 right side of locating, sheave 37 is installed to support 36 right-hand member rotary type, steel wire saw blade 35 passes fixed frame 1 right side, steel wire saw blade 35 walks around sheave 37 and with hinge bar.

Construction worker starts driving motor 31 work, and driving motor 31 drives carousel 32 and rotates, drives articulated arm 34 horizontal hunting through connecting rod 33 to can make continuous reciprocating motion of steel wire saw blade 35, then construction worker holds first handle 2 and promotes this device right, makes steel wire saw blade 35 cut the pipeline. When the cutting is completed, the construction worker turns off the driving motor 31.

Embodiment mode 2

On the basis of the embodiment 1, referring to fig. 1 and 2, the portable electronic device further includes a guide mechanism 4, the guide mechanism 4 includes a guide ring 41, a support leg 42, a friction plate 43, a second handle 44, a guide sleeve 45, a guide rod 46 and a first spring 47, the guide ring 41 is sleeved on the fixed frame 1, the support leg 42 is fixedly connected to both the upper side and the lower side of the guide ring 41, the friction plate 43 is connected to the right end of the support leg 42, the support leg 42 is connected to the friction plate 43 through a bolt, the second handle 44 is connected to the bottom of the support leg 42 below, the guide sleeve 45 is connected to the bottom of the guide ring 41, the guide rod 46 is arranged in the guide sleeve 45, the guide rod 46 is connected to the fixed frame 1, the first spring 47 is wound on the guide rod 46, one end of the first spring 47.

The construction worker holds the first handle 2 and the second handle 44 to enable the friction plate 43 to be in contact with the wall surface, then pushes the first handle 2 rightwards, the fixed frame 1 is driven to move rightwards, the steel wire saw blade 35 moves rightwards along with the right to cut a pipeline, at the moment, the first spring 47 is compressed, the guide ring 41 can play a guiding role in the fixed frame 1, the fixed frame 1 is enabled to move rightwards more stably, and the steel wire saw blade 35 can move rightwards more stably. When the pipe cutting is completed, the construction worker loosens the first handle 2, and the fixing frame 1 is restored to the left by the first spring 47.

Referring to fig. 3 and 4, the speed limiting device further includes a speed limiting mechanism 5, the speed limiting mechanism 5 includes a protective shell 51, a mounting rod 52, a gear 53, a first roller 54, a second roller 55, a first contact ring 56, a damping ring 57, a second contact ring 58, a rack 59 and a second spring 510, a protective shell 51 is connected to the bottom of the guide ring 41, the guide rod 46 penetrates through the protective shell 51, the mounting rod 52 is connected to the protective shell 51, the protective shell 51 is connected to the mounting rod 52 through a bolt connection, the gear 53 is rotatably connected to the left portion of the rear side of the mounting rod 52, the first roller 54 is mounted to the rear side of the gear 53, the first contact ring 56 is rotatably mounted to the right portion of the rear side of the mounting rod 52, the damping ring 57 is disposed on the first contact ring 56, the second contact ring 58 is disposed on the damping ring 57, the second roller 55 is connected to the rear side of the first contact ring 56, the second roller 55 and the first roller 54 are both in contact with the guide rod 46, a second spring 510 is connected between the rack 59 and the inner bottom of the protective shell 51.

When the fixed frame 1 moves rightwards, the fixed frame 1 drives the guide rod 46 to move rightwards, the guide rod 46 drives the first roller 54 and the second roller 55 to rotate clockwise, the first roller 54 drives the gear 53 to rotate clockwise, the second roller 55 drives the first contact ring 56 to rotate clockwise, so that the damping ring 57 is driven to rotate clockwise, and further the second contact ring 58 is driven to rotate clockwise, if the speed of the guide rod 46 moving rightwards is slower, the speed of the second contact ring 58 rotating clockwise is slower, therefore, the rack 59 cannot stretch the second spring 510, if the speed of the guide rod 46 moving rightwards is faster, the speed of the second contact ring 58 rotating clockwise is faster, so that the rack 59 can be driven to swing upwards, the second spring 510 is stretched, when the rack 59 swings upwards and is meshed with the gear 53, the rack 59 blocks the gear 53, so that the gear 53 cannot rotate clockwise, so that the first roller 54 cannot rotate clockwise, and thus, resistance can be increased for the guide bar 46 to move rightwards, and the speed of the guide bar 46 moving rightwards is reduced, so that the speed of the hacksaw blade 35 moving rightwards can be reduced, and the hacksaw blade 35 is prevented from being damaged.

Referring to fig. 1 and 5, the device further comprises an auxiliary propulsion mechanism 6, wherein the auxiliary propulsion mechanism 6 comprises a bearing seat 61, a sliding sleeve 62, a screw 63 and a nut 64, the nut 64 is installed on the left side of the top of the fixed frame 1, the screw 63 is installed in the nut 64, the bearing seat 61 is installed on the top of the guide ring 41, the sliding sleeve 62 is installed in the bearing seat 61, and the screw 63 is located in the sliding sleeve 62.

When the fixing frame 1 moves rightwards, the fixing frame 1 drives the nut 64 to move rightwards, so that the screw 63 is driven to move rightwards, or a construction worker can rotate the screw 63 clockwise, the fixing frame 1 is driven to move rightwards through the nut 64, and the steel wire saw blade 35 moves rightwards along with the movement, so that the speed of moving rightwards of the steel wire saw blade 35 is more uniform, the steel wire saw blade 35 is prevented from moving rightwards too fast or too slow, and at the moment, the first spring 47 is compressed. When the pipe cutting is completed, the construction worker rotates the screw 63 counterclockwise, since the first spring 47 is compressed, so that the screw 63 can be pushed leftward, and then the fixing frame 1 can be driven to move leftward by the nut 64, and the hacksaw blade 35 moves leftward accordingly. When the hack saw blade 35 moves to the left to the initial position, the construction worker stops rotating the screw 63.

The above-mentioned embodiments are merely preferred embodiments of the present invention, which are not intended to limit the scope of the present invention, and therefore, all equivalent changes made by the contents of the claims of the present invention should be included in the claims of the present invention.

Claims

1. An embedded pipeline cutter comprises a fixed frame and a first handle, wherein the first handle is fixedly connected to the left side of the fixed frame; the cutting mechanism comprises a driving motor, a turntable, a connecting rod, a hinge rod, a steel wire saw blade, a support and two grooved wheels, wherein the driving motor is installed at the left part of the rear side in the fixing frame; still including guiding mechanism, guiding mechanism is including the guide ring, the landing leg, the friction plate, the second handle, the guide pin bushing, guide arm and first spring, the cover has the guide ring on the fixed frame, the equal rigid coupling in both sides has the landing leg about the guide ring, the landing leg right-hand member is connected with the friction plate, the landing leg bottom of below is connected with the second handle, the guide pin bushing is connected to the guide ring bottom, be equipped with the guide arm in the guide pin bushing, guide arm and fixed frame are connected, around having first spring on the guide arm, first spring one end is connected with the guide pin bushing, the first spring other end is connected.

2. The buried pipe cutter of claim 1, further comprising a speed limiting mechanism, wherein the speed limiting mechanism comprises a protective shell, a mounting rod, a gear, a first roller, and a second roller, first contact ring, the damping ring, the second contact ring, rack and second spring, the guide ring bottom is connected with the protective housing, the guide arm runs through the protective housing, the protective housing in-connection has the installation pole, installation pole rear side left part rotary type is connected with the gear, first gyro wheel is installed in the gear rear side, first contact ring is installed to installation pole rear side right part rotary type, be equipped with the damping ring on the first contact ring, be equipped with the second contact ring on the damping ring, first contact ring rear side is connected with the second gyro wheel, second gyro wheel and first gyro wheel all contact with the guide arm, second contact ring bottom be connected with gear complex rack, be connected with the second spring between the bottom in rack and the protective housing.

3. The embedded pipe cutter as claimed in claim 2, further comprising an auxiliary propulsion mechanism, wherein the auxiliary propulsion mechanism comprises a bearing seat, a sliding sleeve, a screw rod and a nut, the nut is mounted on the left side of the top of the fixed frame, the screw rod is disposed in the nut, the bearing seat is mounted on the top of the guide ring, the sliding sleeve is disposed in the bearing seat, and the screw rod is disposed in the sliding sleeve.