CN212792545U

CN212792545U - Pipe bender for maintenance of oiling machine

Info

Publication number: CN212792545U
Application number: CN202021621077.8U
Authority: CN
Inventors: 辛华庚; 谢东旭; 傅泽运
Original assignee: Beijing Zhonghaiying Petroleum Equipment Engineering Technology Co ltd
Current assignee: Beijing Zhonghaiying Petroleum Equipment Engineering Technology Co ltd
Priority date: 2020-08-06
Filing date: 2020-08-06
Publication date: 2021-03-26
Anticipated expiration: 2030-08-06

Abstract

The application relates to the technical field of tools for engineering construction, in particular to a pipe bender for repairing an oiling machine, which comprises a fixed handle and a pipe pressing disc arranged at one end of the fixed handle, wherein one side of the pipe pressing disc is rotatably connected with the pipe pressing handle; pipe subassembly is pressed and is included pressing the pipe head and setting up at pressing the pipe head and pressing the connecting rod that the pipe disc was with one side along pressing pipe disc circumferential direction, presses the pipe head to use with pressing the cooperation of pipe disc, connecting rod one end with press pipe head fixed connection, one end is connected with pressing the pipe disc rotation in addition, presses the pipe handle to drive the pipe head and bend the pipeline. This application has simple structure, return bend efficient and return bend labour saving and time saving's advantage.

Description

Pipe bender for maintenance of oiling machine

Technical Field

The application relates to the technical field of tools for engineering construction, in particular to a pipe bender for repairing an oiling machine.

Background

At present, pipelines are widely used in various industries, particularly metal pipelines with smaller diameters are frequently used in daily life, and if the pipelines are directly bent by hands, the pipe sections of the pipelines can be changed and the pipes can be easily broken. The pipe bender is a special tool for bending the pipeline, the pipeline is placed in the guide groove of the fixed wheel, the pipe is guided by the guide groove of the movable rod, and the pipeline can be bent into a desired specific shape by holding the handle of the movable rod by hand and rotating stably.

The existing pipe bender generally utilizes the lever principle, and drives a pipe head by manpower to force a metal pipe to deform according to a specified circular arc, so as to obtain the bent metal pipe. However, in the pipe bending process, especially when the pipe is bent from 90 degrees to 180 degrees, the two handles are continuously close to each other, so that the force application of an operator is difficult, time and labor are wasted, and the efficiency and the quality of the pipe bending process are seriously affected.

Disclosure of Invention

To the not enough that prior art exists, the purpose of this application is to provide a hickey for tanker aircraft maintenance, and it has simple structure, the efficient and return bend labour saving and time saving's advantage of return bend.

The above object of the present application is achieved by the following technical solutions:

a pipe bender for maintenance of an oiling machine comprises a fixed handle and a pipe pressing disc arranged at one end of the fixed handle, wherein one side of the pipe pressing disc is rotatably connected with a pipe pressing handle, a pipe pressing assembly is arranged between the pipe pressing handle and the pipe pressing disc, the pipe pressing assembly rotates along the circumferential direction of the pipe pressing disc, the pipe pressing handle and the pipe pressing assembly are rotatably connected, and a supporting rod perpendicular to the fixed handle is horizontally arranged at the end part, close to the pipe pressing disc, of the fixed handle;

pipe pressing assembly includes along pressing pipe disc circumferential direction's pipe head and setting and pressing the pipe head and pressing the connecting rod of pipe disc with one side, press the pipe head with press the cooperation of pipe disc to use, connecting rod one end with press pipe head fixed connection, one end in addition with press the pipe disc to rotate and connect, press the pipe handle to drive press the pipe head to bend the pipeline.

Through adopting above-mentioned technical scheme, the pipe subassembly is pressed in the pipe that this application set up can make and press the pipe handle control to press the pipe subassembly along pressing the circumferential direction of pipe disc, makes through driving the pipe handle and presses the pipe subassembly to rotate, presses the pipe disc and presses the effect of pipe subassembly down, bends the pipeline and be the angle that needs, and the hickey simple structure of setting bends the pipe efficiency higher to the in-process of return bend can reduce a large amount of manpower and materials.

The present application may be further configured in a preferred example to: the pipe pressing device is characterized in that a transmission assembly is arranged between the pipe pressing handle and the connecting rod, the transmission assembly comprises a ratchet wheel and a first pawl, the ratchet wheel is rotationally connected with the pipe pressing disc, the first pawl is rotationally connected to the pipe pressing handle, the ratchet wheel is fixedly connected with the connecting rod, the first pawl is meshed with the ratchet wheel, and the pipe pressing handle drives the ratchet wheel to rotate through the first pawl.

Through adopting above-mentioned technical scheme, when needs are bent to the pipeline, the staff makes a round trip to rotate from top to bottom and presses the pipe handle, when pressing down and pressing the pipe handle, first pawl and ratchet intermeshing, at the in-process that pushes down, ratchet rotation, thereby the rotation of control pressure tube head, when lifting upwards and pressing the pipe handle, because first pawl with press to rotate between the pipe handle and be connected, break away from between first pawl and the ratchet, and first pawl can move new position on the ratchet, and push down again, make ratchet rotation, avoided the staff when bending the pipeline, directly exert the force on pressing the pipe head, the output of power has been reduced, the efficiency of return bend has been improved indirectly.

The present application may be further configured in a preferred example to: press the pipe disc orientation to press and be provided with the auto-lock subassembly on the side of pipe handle, the auto-lock subassembly includes second pawl and torsional spring, press the perpendicular fixedly connected with fixed axle in side of pipe disc, the second pawl rotates to be connected on the fixed axle, just the second pawl with ratchet intermeshing, the torsional spring cover is established on the fixed axle, and is located the second pawl with press between the pipe disc, torsional spring one end with second pawl fixed connection, in addition one end with press pipe disc fixed connection.

Through adopting above-mentioned technical scheme, the torsional spring that sets up can make the second pawl joint all the time on the ratchet, and the auto-lock subassembly that sets up makes the second pawl mesh with the ratchet all the time, prevents that the pipeline from at crooked in-process, because the elasticity of pipeline, makes the ratchet take place to overturn, causes the unable normal bending of pipeline.

The present application may be further configured in a preferred example to: the pipe pressing device is characterized in that a plurality of lower grooves for bending pipes with different diameters are formed in the circumferential surface of the pipe pressing disc, a plurality of upper grooves matched with the pipe pressing disc are formed in the pipe pressing head, and the bent pipes can be arranged between the lower grooves and the upper grooves.

Through adopting above-mentioned technical scheme, set up the upper groove and the low groove of different diameters, can satisfy the pipeline of crooked different diameters size, when crooked pipeline, the pipeline can inlay and establish between upper groove and low groove.

The present application may be further configured in a preferred example to: the fixed handle with press the pipe handle and be telescopic fixed handle and press the pipe handle.

Through adopting above-mentioned technical scheme, when the pipeline diameter ratio that needs bend is great or elasticity is great, the staff can elongate the length of fixed handle and pressing the pipe handle, after lengthening the length of fixed handle and pressing the pipe handle, the pipeline that the staff can be bent by more laborsaving bending.

The present application may be further configured in a preferred example to: the fixed handle and the pressure pipe handle are both sleeved with rubber sleeves at the ends far away from the pressure pipe disc.

Through adopting above-mentioned technical scheme, the rubber sleeve that sets up can be when the crooked pipeline of staff, and protection staff's hand does not receive the injury, prevents that the hand from being pressed the sharp border fish tail of pipe handle by fixed handle and pressure.

The present application may be further configured in a preferred example to: and the side surface of the pressure pipe disc, which is far away from the pressure pipe handle, is provided with indication scales.

Through adopting above-mentioned technical scheme, the instruction scale of setting makes things convenient for the staff to bend the pipeline and can in time stop after the fixed angle, prevents that the pipeline from being bent too much after, can not be suitable for the requirement of site operation, need rework again, has wasted manpower and materials.

To sum up, the application comprises the following beneficial technical effects:

1. the pipe pressing assembly can enable the pipe pressing handle to control the pipe pressing assembly to rotate along the circumferential direction of the pipe pressing disc, the pipe pressing assembly is driven to rotate, and the pipe is bent to a required angle under the action of the pipe pressing disc and the pipe pressing assembly;

2. the torsional spring that sets up can make the second pawl joint all the time on the ratchet, and the auto-lock subassembly that sets up makes the second pawl mesh with the ratchet all the time, prevents that the pipeline from at crooked in-process, because the elasticity of pipeline makes the ratchet take place to overturn, causes the unable normal bending of pipeline.

Drawings

FIG. 1 is a schematic view of the overall structure of the present embodiment;

FIG. 2 is a schematic diagram of the present embodiment embodying a transmission assembly;

FIG. 3 is an enlarged schematic view at A in FIG. 1;

fig. 4 is a schematic diagram of the present embodiment embodying an indication scale.

In the figure, 1, a pipe pressing disc; 11. a rotating shaft; 12. a lower groove; 2. a crimp tube assembly; 21. pressing the pipe head; 211. an upper groove; 22. a connecting rod; 3. fixing a handle; 31. a support bar; 4. a pipe pressing handle; 5. a transmission assembly; 51. a ratchet wheel; 52. a first pawl; 6. a self-locking assembly; 61. a second pawl; 62. a torsion spring; 63. a fixed shaft; 7. a rubber sleeve; 8. indicating the scale.

Detailed Description

The present application is described in further detail below with reference to the attached drawings.

Referring to fig. 1, a pipe bender for maintenance of an oiling machine disclosed by the present application comprises a pipe pressing disc 1, a pipe pressing assembly 2, a fixed handle 3 and a pipe pressing handle 4, wherein the pipe pressing disc 1 is semicircular, a pipeline to be bent is placed on the pipe pressing disc 1, the pipe pressing disc 1 is fixedly connected to the position of the fixed handle 3 close to the end of the fixed handle, one end of the pipe pressing handle 4 is rotatably connected to one side of the pipe pressing disc 1, the pipe pressing assembly 2 is arranged between the pipe pressing disc 1 and the pipe pressing handle 4, the pipe pressing assembly 2 is rotatably connected to the pipe pressing disc 1, the pipe pressing handle 4 can drive the pipe pressing assembly 2 to rotate along the circumferential direction of the pipe pressing disc 1, the pipe pressing assembly 2 is used in cooperation with the pipe pressing disc 1, when the pipeline is required to be bent, one end of the bent pipe is placed on the pipe pressing disc 1, and then, under the action of the pressure pipe disc 1 and the pressure pipe assembly 2, the pipeline is bent into a fixed angle.

Put perpendicular fixedly connected with pivot 11 at the central point who presses pipe disc 1 side, and pivot 11 extends towards the direction of keeping away from pressing pipe disc 1, press one section cover of pipe handle 4 to establish in pivot 11, press pipe subassembly 2 including pressing pipe head 21 and connecting rod 22, press pipe head 21 to set up in the circumference of pressing pipe disc 1, connecting rod 22 is located and presses pipe head 21 and presses pipe disc 1 towards one side of pressing pipe handle 4, connecting rod 22 one section with press pipe head 21 fixed connection, a pot head is established in pivot 11 in addition, and rotate with pivot 11 and be connected, thereby make and press pipe head 21 can be along the circumferential direction who presses pipe disc 1.

The perpendicular rigid coupling of tip that is close to pipe disc 1 at fixed handle 3 has bracing piece 31, is L shape between bracing piece 31 and the fixed handle 3, and bracing piece 31 and the 3 level settings of fixed handle, when the pipeline is bent to needs, the staff with the one end butt of pipeline on bracing piece 31, then will need the position butt of bending on pressing tube head 21 to control pressure tube head 21 is bent the pipeline on pressing pipe disc 1.

Set up the arc low groove 12 of a plurality of different diameters on pressing the global of pipe disc 1 and along pressing the width direction of pipe disc 1, set up the upper groove 211 with low groove 12 one-to-one on pressing the tube head 21 towards pressing the side of pipe disc 1, set up the upper groove 211 and the low groove 12 of different diameters, can satisfy the pipeline of crooked different diameters size, when crooked pipeline, the pipeline can inlay and establish between upper groove 211 and low groove 12.

Referring to fig. 1 and 2, a transmission assembly 5 is arranged between the pressure pipe handle 4 and the pressure pipe assembly 2, the transmission assembly 5 comprises a ratchet wheel 51 and a first pawl 52, the ratchet wheel 51 is rotatably connected to the rotating shaft 11 between the connecting rod 22 and the pressure pipe handle 4, the ratchet wheel 51 is fixedly connected with the connecting rod 22, the first pawl 52 is rotatably arranged on the side wall of the pressure pipe handle 4 facing the ratchet wheel 51, the ratchet wheel 51 is meshed with the first pawl 52, when the pipeline needs to be bent, a worker rotates the pressure pipe handle 4 up and down, when the pressure pipe handle 4 is pressed down, the first pawl 52 is meshed with the ratchet wheel 51, during the pressing down process, the ratchet wheel 51 rotates to control the rotation of the pressure pipe head 21, when the pressure pipe handle 4 is lifted upwards, the first pawl 52 is rotatably connected with the pressure pipe handle 4, the first pawl 52 is disengaged from the ratchet wheel 51, and the first pawl 52 can move to a new position on the ratchet wheel 51, and is pressed again to rotate the ratchet 51, thereby controlling the pipe crimping head 21 to bend the pipe.

Referring to fig. 2 and 3, a self-locking assembly 6 is arranged on the side of the pressure pipe disc 1 facing the pressure pipe handle 4, the self-locking assembly 6 includes a second pawl 61 and a torsion spring 62, a fixed shaft 63 is vertically and fixedly connected to the side of the pressure pipe disc 1 facing the pressure pipe handle 4, the second pawl 61 is rotatably connected to one end of the fixed shaft 63 far away from the pressure pipe disc 1, the second pawl 61 and the ratchet wheel 51 are engaged with each other, the torsion spring 62 is sleeved on the fixed shaft 63 and located between the pressure pipe disc 1 and the second pawl 61, one end of the torsion spring 62 is fixedly connected to the side wall of the pressure pipe disc 1, the other end is fixedly connected to the second pawl 61, the torsion spring 62 is capable of enabling the second pawl 61 to be always clamped on the ratchet wheel 51, the self-locking assembly 6 is arranged to enable the second pawl 61 to be always engaged with the ratchet wheel 51, so as to prevent the, causing the pipeline to be unable to bend normally.

Fixed handle 3 with press pipe handle 4 to be the telescopic, and fixed handle 3 with press pipe handle 4 to be provided with two sections respectively, cup joint each other between two sections, when the pipeline diameter ratio that needs to bend is great or elasticity is great, the staff can lengthen fixed handle 3 and press the length of pipe handle 4, after lengthening fixed handle 3 and pressing the length of pipe handle 4, the staff can be more laborsaving the crooked pipeline of being bent.

Keep away from a pot head that presses pipe disc 1 at fixed handle 3 and pressure pipe handle 4 and be equipped with rubber sleeve 7, rubber sleeve 7 of setting can be when the crooked pipeline of staff, and protection staff's hand does not receive the injury, prevents that the hand from being pressed pipe handle 4 sharp border fish tail by fixed handle 3 and pressure.

Referring to fig. 4, pressing pipe disc 1 to keep away from being provided with on the side of pressing pipe handle 4 and instructing scale 8, the instruction scale 8 that sets up makes things convenient for the staff to bend the pipeline and can in time stop after the fixed angle, prevents that the pipeline from being bent too much back, can not be suitable for site operation's requirement, need rework again, has wasted manpower and materials.

The implementation principle of the embodiment is as follows: when needs bend the pipeline, the staff with the pipeline installation on bracing piece 31 with press the tube head 21, press the tube head 21 to bend through the reciprocating motion control of pressing the tube handle 4, the in-process of bending, auto-lock subassembly 6 can make the pipeline of having bent fix a position the maintenance, prevent the resilience of pipeline, after the completion of bending, the staff with the pipeline from pressing the tube head 21 take off can.

The embodiments of the present invention are preferred embodiments of the present application, and the scope of protection of the present application is not limited by the embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A hickey for tanker aircraft maintenance which characterized in that: the pipe pressing device comprises a fixed handle (3) and a pipe pressing disc (1) arranged at one end of the fixed handle (3), wherein one side of the pipe pressing disc (1) is rotatably connected with the pipe pressing handle (4), a pipe pressing component (2) is arranged between the pipe pressing handle (4) and the pipe pressing disc (1), the pipe pressing component (2) rotates along the circumferential direction of the pipe pressing disc (1), the pipe pressing handle (4) is rotatably connected with the pipe pressing component (2), and a supporting rod (31) perpendicular to the fixed handle (3) is horizontally arranged at the end part, close to the pipe pressing disc (1), of the fixed handle (3);

pipe subassembly (2) are pressed including pressing pipe head (21) and setting to be pressing pipe head (21) and pressing connecting rod (22) with one side of pipe disc (1) along pressing pipe disc (1) circumferential direction, press pipe head (21) with press pipe disc (1) cooperation to use, connecting rod (22) one end with press pipe head (21) fixed connection, in addition one end with press pipe disc (1) to rotate and connect, press pipe handle (4) to drive press pipe head (21) to bend the pipeline.

2. The tubing bender for fuel dispenser service of claim 1, wherein: pipe handle (4) and connecting rod (22) between be provided with drive assembly (5), drive assembly (5) include with press pipe disc (1) to rotate ratchet (51) of being connected and rotate and connect first pawl (52) on pressing pipe handle (4), ratchet (51) with connecting rod (22) fixed connection, first pawl (52) with ratchet (51) intermeshing, press pipe handle (4) to rotate through first pawl (52) drive ratchet (51).

3. The tubing bender for fuel dispenser service of claim 2, wherein: press pipe disc (1) orientation to be provided with on the side of pressing pipe handle (4) auto-lock subassembly (6), auto-lock subassembly (6) include second pawl (61) and torsional spring (62), press the perpendicular fixedly connected with fixed axle (63) in side of pipe disc (1), second pawl (61) rotate to be connected on fixed axle (63), just second pawl (61) with ratchet (51) intermeshing, torsional spring (62) cover is established on fixed axle (63), and is located second pawl (61) with press between pipe disc (1), torsional spring (62) one end with second pawl (61) fixed connection, in addition one end with press pipe disc (1) fixed connection.

4. The tubing bender for fuel dispenser service of claim 1, wherein: the pipe pressing device is characterized in that a plurality of lower grooves (12) for bending pipes with different diameters are formed in the circumferential surface of the pipe pressing disc (1), a plurality of upper grooves (211) matched with the pipe pressing disc (1) are formed in the pipe pressing head (21), and the bent pipes can be arranged between the lower grooves (12) and the upper grooves (211).

5. The tubing bender for fuel dispenser service of claim 1, wherein: the fixed handle (3) and the pressure pipe handle (4) are both telescopic fixed handle (3) and pressure pipe handle (4).

6. The tubing bender for fuel dispenser service of claim 1, wherein: the fixed handle (3) and the pressure pipe handle (4) are far away from one end of the pressure pipe disc (1) and are both sleeved with rubber sleeves (7).

7. The tubing bender for fuel dispenser service of claim 1, wherein: the side face, far away from the pressure pipe handle (4), of the pressure pipe disc (1) is provided with indication scales (8).