CN212121297U

CN212121297U - Portable pipe bender for bending small-caliber steel pipes in hot process

Info

Publication number: CN212121297U
Application number: CN202020346241.2U
Authority: CN
Inventors: 彭文贵; 王磊; 孙志芬; 房久龙; 刘佳
Original assignee: Sinopec Fourth Construction Co Ltd
Current assignee: Sinopec Fourth Construction Co Ltd
Priority date: 2020-03-18
Filing date: 2020-03-18
Publication date: 2020-12-11
Anticipated expiration: 2030-03-18

Abstract

The utility model discloses a portable hickey for small-diameter steel pipe bending machine, including the moment of torsion doubling ware, be equipped with rather than axis vertically cantilever type fixed bolster at moment of torsion doubling ware top, be equipped with a plurality of perpendicular shaft holes along its length direction interval arrangement on the cantilever type fixed bolster, install the follower on arbitrary perpendicular shaft hole, install the action wheel on the output of moment of torsion doubling ware, be equipped with the dog rather than the rigid coupling in one side of action wheel, the dog sets up on the radial extension line of action wheel, be equipped with the arc recess that is the ridge form and arranges in the inboard of dog, the dog, action wheel and follower all set up on a plane, be equipped with bending machine die slot on the action wheel, be equipped with the arc recess on the follower, be equipped with the spanner on the input of moment of torsion doubling ware. The utility model is small and portable, saves labor, can be used in narrow space, and has large bending angle range; the labor consumption can be reduced, and the construction cost can be reduced.

Description

Portable pipe bender for bending small-caliber steel pipes in hot process

Technical Field

The utility model relates to a swan neck system, especially a portable hickey that is used for small diameter steel pipe bending machine.

Background

In 26.7.7.2019, patent document CN 209156796U discloses a lever type pipe bending machine for cold bending small-caliber steel pipes, which comprises an operating platform, wherein the operating platform is provided with a supporting seat; an operation table fixing column and a mould fixing shaft are arranged on the operation table, a horizontally arranged pipe bending mould is sleeved on the mould fixing shaft and comprises a sleeve, a bottom plate is arranged below the sleeve, the mould fixing column is fixedly connected to the bottom plate and is connected with the outer side of the sleeve through a connecting piece, a lever inserting cylinder and an arc-shaped groove are arranged on the outer side of the sleeve, and the arc-shaped groove is arranged below the horizontally suspended connecting piece; the connecting line of the die fixing column and the operating platform fixing column is parallel to the tangent line at the bottom of the arc-shaped groove, and the interval is larger than the outer diameter of the steel pipe. The pipe bending machine is large in size, long in force rod and required to be fixed on an operation table, an operator is required to have strong body and arm strength, the pipe bending machine cannot be operated in a narrow space, and the bending angle range is 1-100 degrees.

Disclosure of Invention

The utility model discloses a solve the technical problem that exists among the known art and provide a portable hickey that is used for small-diameter steel pipe bending machine, this hickey is small and exquisite portable, and laborsaving can use in narrow and small space, bending machine angle scope 1 ~ 200.

The utility model discloses a solve the technical scheme that technical problem that exists among the well-known technique took and be: a portable pipe bender for bending small-caliber steel pipes in a simmer mode comprises a torque multiplier, wherein a cantilever type fixing support perpendicular to the axis of the torque multiplier is arranged at the top of the torque multiplier, a plurality of vertical shaft holes are formed in the cantilever type fixing support and are arranged at intervals along the length direction of the torque multiplier, a driven wheel is installed on each vertical shaft hole, a driving wheel is installed at the output end of the torque multiplier, a stop block fixedly connected with the driving wheel is arranged on one side of the driving wheel, the stop blocks are arranged on the radial extension lines of the driving wheel, arc-shaped grooves arranged in a ridge shape are formed in the inner sides of the stop blocks, the driving wheel and the driven wheel are all arranged on one plane, a simmer bending die groove is formed in the driving wheel, arc-shaped grooves are formed in the driven wheel, and a wrench is arranged at the input end of the torque multiplier.

The cantilever type fixing support is sleeved at the top of the torque multiplier, and the torque multiplier are connected through a spline.

The outer end face of the driving wheel is fixedly connected with a cantilever type rectangular connecting lath, the cantilever type rectangular connecting lath extends along the radial direction of the driving wheel, and the stop block fixedly connected with the cantilever type rectangular connecting lath is arranged below the cantilever type rectangular connecting lath.

The utility model has the advantages and positive effects that: by adopting the pipe bender, one worker can bend independently without the assistance of other personnel, so that the labor consumption can be reduced, and the construction cost is reduced. The steel pipe atress is even during bending over a slow fire, and crooked radian is accurate, can effectively avoid the steel pipe by the curved flat quality problem. And the utility model discloses small and exquisite portable, laborsaving, the simple operation, environmental suitability is high, can use in narrow and small space, and bending over a slow fire angle scope is big.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a top view of fig. 1.

In the figure: 1. a driving wheel; 1-1, bending a die cavity; 2. a cantilever-type rectangular connecting lath; 3. a driven wheel; 3-1, arc-shaped grooves; 4. a cantilever type fixed bracket; 4-1, vertical shaft holes; 5. a torque multiplier; 6. a stopper; 6-1, arc-shaped grooves; 7. a wrench.

Detailed Description

For further understanding of the contents, features and effects of the present invention, the following embodiments are exemplified and will be described in detail with reference to the accompanying drawings:

referring to fig. 1 and 2, a portable pipe bender for bending small-diameter steel pipes comprises a torque multiplier 5, a cantilever-type fixed support 4 perpendicular to the axis of the torque multiplier 5 is arranged at the top of the torque multiplier 5, a plurality of vertical shaft holes 4-1 are arranged on the cantilever-type fixed support 4 at intervals along the length direction of the cantilever-type fixed support, a driven wheel 3 is mounted on any one of the vertical shaft holes 4-1, a driving wheel 1 is mounted at the output end of the torque multiplier 5, a stop block 6 fixedly connected with the driving wheel 1 is arranged on one side of the driving wheel 1, the stop block 6 is arranged on the radial extension line of the driving wheel 1, an arc-shaped groove 6-1 arranged in a ridge shape is arranged on the inner side of the stop block 6, the driving wheel 1 and the driven wheel 3 are all arranged on a plane, a bending die slot 1-1 is arranged on the driving wheel 1, an arc-shaped groove 3-1 is arranged on the driven wheel 3, and a wrench 7 is arranged at the input end of the torque multiplier 1.

In this embodiment, the cantilever-type fixing bracket 4 is sleeved on the top of the torque multiplier 5, and the torque multiplier are connected through a spline, so that the connection is stable and reliable. The fixing structure of the driving wheel 1 and the stop block 6 is as follows: a cantilever type rectangular connecting lath 2 is fixedly connected to the outer end face of the driving wheel 1, the cantilever type rectangular connecting lath 2 extends along the radial direction of the driving wheel 1, and a stop block 6 fixedly connected with the cantilever type rectangular connecting lath 2 is arranged below the cantilever type rectangular connecting lath 2.

When the device is used, the driving wheel 1 and the driven wheel 3 with corresponding specifications are selected according to the pipe diameter of the steel pipe, and the installation position of the driven wheel 3 on the cantilever type fixed support 4 is determined according to the bending radian. When bending, the steel pipe strides over the driving wheel 1 and is clamped between the stop block 6 and the driven wheel 3, the torque multiplier 5 is rotated by the wrench 7, the torque is input, and the torque multiplier 5 drives the driving wheel 1 to rotate, so that bending is implemented. Labor saving, convenience, good bending quality and large bending angle.

Although the preferred embodiments of the present invention have been described with reference to the accompanying drawings, the present invention is not limited to the above-mentioned embodiments, which are only illustrative and not restrictive, and those skilled in the art can make many forms without departing from the spirit and scope of the present invention, which is within the scope of the present invention.

Claims

1. A portable pipe bender for bending a small-diameter steel pipe in a simmer manner, which is characterized by comprising a torque multiplier, the top of the torque multiplier is provided with a cantilever type fixed support which is vertical to the axis of the torque multiplier, the cantilever type fixed support is provided with a plurality of vertical shaft holes which are arranged at intervals along the length direction of the cantilever type fixed support, a driven wheel is arranged on any vertical shaft hole, a driving wheel is arranged on the output end of the torque multiplier, one side of the driving wheel is provided with a stop block fixedly connected with the driving wheel, the stop block is arranged on the radial extension line of the driving wheel, the inner side of the block is provided with an arc groove which is arranged in a ridge shape, the block, the driving wheel and the driven wheel are all arranged on a plane, the torque multiplier is characterized in that a simmer bending die groove is formed in the driving wheel, an arc-shaped groove is formed in the driven wheel, and a wrench is arranged at the input end of the torque multiplier.

2. The portable pipe bender for bending small-diameter steel pipes according to claim 1, wherein said cantilever-type fixing bracket is sleeved on the top of said torque multiplier, and the two are connected by a spline.

3. The portable pipe bender for bending small-diameter steel pipes according to claim 1, wherein a cantilever-type rectangular connecting strip is fixedly connected to the outer end surface of the driving wheel, the cantilever-type rectangular connecting strip extends along the radial direction of the driving wheel, and the stopper is fixedly connected to the cantilever-type rectangular connecting strip and is arranged below the cantilever-type rectangular connecting strip.