CN217201469U - Movable support frame for petrochemical elbow - Google Patents

Abstract

The utility model discloses a movable support frame for petrochemical elbow, which comprises a bottom frame positioned at the bottom, wherein two ends of the bottom frame are provided with movable wheels capable of rotating freely, the upper part of the bottom frame is connected with an upper frame, one or more rotating frames capable of rotating freely in the horizontal direction are arranged at the upper part of the upper frame, two supporting rolls which are symmetrically arranged are arranged at the inner side of each rotating frame, the supporting rolls can rotate around the axis of the supporting rolls, and the distance between the two supporting rolls is reduced from top to bottom in sequence. Has the advantages of wide application range and good supporting effect.

Description

Movable support frame for petrochemical elbow

Technical Field

The utility model belongs to the technical field of petrochemical industry return bend appurtenance, concretely relates to a portable support frame for petrochemical industry return bend.

Background

At present, in the field of petrochemical industry, pipelines for oil and gas delivery are mainly divided into straight-through pipelines and bent pipes, wherein the bent pipes are generally placed in a designated area of a workshop due to large volume and radian in the processing and manufacturing process, and are stacked on the ground of the workshop or supported by a fixed support frame in a standing state; in addition, as the petrochemical pipeline needs to be wound with the anti-corrosion adhesive tape on the outer wall, namely the petrochemical pipeline needs to be completely conveyed into the winding machine, a special support trolley is needed to completely support the petrochemical pipeline in the process, and the cost investment is increased.

Disclosure of Invention

The utility model provides a solve above-mentioned technical problem, the utility model provides a portable support frame for petrochemical industry return bend, its structural design is simple reasonable, it is convenient to use, can enough use as the support piece under the return bend state of stewing, also can support the return bend when carrying out anticorrosive adhesive tape winding during operation, when using, the outer wall and the backing roll of return bend contact, the swivel mount can realize self-adaptation's regulation according to the radius of return bend, satisfy the support work of not unidimensional return bend, and wide application scope has, the advantage that the supporting effect is good.

The utility model adopts the technical proposal that: the utility model provides a portable support frame for petrochemical industry return bend, including the chassis that is located the bottom, but free rotation's removal wheel is installed at the both ends of chassis, the top of chassis is connected with the upper bracket, one or more free rotation's swivel mount on the horizontal direction is installed to the top position of upper bracket, the backing roll that two mutual symmetries set up is installed to the inboard position of swivel mount, the backing roll can rotate around self axis, the interval from the top down of two backing rolls reduces the setting in proper order.

The chassis and the upper frame are both strip rod-shaped structures, the chassis and the upper frame are in a cross connection structure, and the moving wheels are mounted at two ends of the chassis through bearings.

The quantity of swivel mount is two, and two swivel mounts are installed respectively in the both ends position of upper mounting.

The rotary frame is provided with a pin shaft, the pin shaft penetrates through the upper frame and extends to the bottom of the bottom frame, an upper pressing cover and a lower pressing cover, the diameter of the upper pressing cover and the diameter of the lower pressing cover are larger than the outer diameter of the pin shaft, the middle of the pin shaft is provided with an annular boss, and the lower end of the annular boss abuts against the upper position of a bearing inner ring on the bottom frame.

And a fixed shaft is arranged at the inner side of the rotating frame, and the supporting roller is arranged on the fixed shaft through a bearing.

When the movable support frame for the petrochemical elbow is used, for the elbow with a short length, the elbow can be directly placed between the two supporting rollers, the position of the elbow can be adjusted in a state of contacting with the supporting rollers, and when the support frame is idle, one end of the elbow contacts with the ground, so that the movement of the support frame is limited; when the position of the bent pipe needs to be moved, two ends of the bent pipe can be separated from the ground, the bent pipe can be moved to a designated area by pushing the support frame, the existing mode of moving by using a crown block is replaced, convenience and rapidness are realized, and the safety is high; when the anticorrosion adhesive tape is wound on the outer wall of the elbow, the elbow can be moved along the direction of the self bending arc line and pushed into the center of the winding mechanism, and the anticorrosion adhesive tape can be wound on the outer wall of the elbow in the advancing process of the elbow; when the length of the bent pipe is too long, the bent pipe can be supported by a plurality of support frames, and the bent pipe can be moved and moved by the method.

Movable wheels capable of freely rotating are mounted at two ends of the underframe; the purpose of this is: can be convenient for remove the return bend to appointed position, replace the mode that current adoption overhead traveling crane hoisted, have work efficiency height, advantage that factor of safety is high.

An upper frame is connected above the bottom frame, and one or more rotating frames which can freely rotate in the horizontal direction are arranged above the upper frame; the purpose of this is: the support work of different length, diameter size return bends can be carried out, when the return bend was placed on the swivel mount, the swivel mount can realize self-adaptation's regulation according to the curvature radius of return bend, has the wide advantage of application scope.

Two supporting rollers which are symmetrically arranged are arranged at the inner side of the rotating frame, the supporting rollers can rotate around the axis of the supporting rollers, and the distance between the two supporting rollers is sequentially reduced from top to bottom; the purpose of this is: can be when placing the return bend and adjusting the position of placing of return bend, usable backing roll reduces the frictional resistance of return bend adjustment in-process, reduces staff's labour to when carrying out the winding of anticorrosive adhesive tape, can promote the return bend and move convenient and fast on the horizontal direction.

The utility model has the advantages that:

the utility model relates to a simple structure, it is convenient to use, can enough use as the support piece under the return bend state of stewing, also can support the return bend when carrying out anticorrosive sticky tape winding during operation, and when using, the outer wall and the backing roll of return bend contact, and the swivel mount can satisfy the support work of not unidimensional return bend according to the regulation that the radius of return bend realized self-adaptation, has application scope extensively, support effect's advantage.

Drawings

FIG. 1 is a three-dimensional structure of the present invention;

fig. 2 is a connection structure diagram of the rotating frame and the upper frame of the present invention.

The labels in the figure are: 1. a moving wheel; 2. a chassis; 3. a rotating frame; 4. a support roller; 5. putting on a shelf; 6. a fixed shaft; 7. a gland is arranged; 8. an annular boss; 9. a pin shaft; 10. and (6) pressing the cover downwards.

Detailed Description

The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings.

As shown in the figure, a portable support frame for petrochemical industry return bend, including the chassis 2 that is located the bottom, but free rotation's removal wheel 1 is installed at the both ends of chassis 2, the top of chassis 2 is connected with upper bracket 5, one or more swivel mount 3 of free rotation on the horizontal direction is installed to the top position of upper bracket 5, two backup rolls 4 that mutual symmetry set up are installed to the inboard position of swivel mount 3, backup roll 4 can rotate around self axis, the interval from the top down of two backup rolls 4 reduces the setting in proper order.

Chassis 2 and upper ledge 5 are rectangular shaft-like structure, and chassis 2 is crisscross connection structure with upper ledge 5, removes wheel 1 and installs the both ends position at chassis 2 through the bearing, has simple structure, convenient and fast's advantage when removing the support frame.

The number of the rotating frames 3 is two, the two rotating frames 3 are respectively arranged at two ends of the upper frame 5, and the bent pipe can be supported by the two rotating frames 3; in addition, a plurality of rotating frames 3 can be arranged according to the length of the actual bent pipe, and the purpose of stable support is achieved.

Install round pin axle 9 on the swivel mount 3, round pin axle 9 passes upper bracket 5 and extends to the bottom position of chassis 2, and last gland 7 and the lower gland 10 that the diameter is greater than round pin axle 9 external diameter are installed at the both ends of round pin axle 9, have an annular boss 8 at the middle part of round pin axle 9, and the lower extreme butt of annular boss 8 is in chassis 2 on the bearing inner circle top position, the purpose that sets up like this is used for improving the rotatory flexibility of swivel mount 3, avoids the too big condition that causes the return bend to appear.

Fixed axle 6 is installed to the inboard position of swivel mount 3, and backing roll 4 passes through the bearing and installs on fixed axle 6, and backing roll 4 can rotate together when the return bend moves along self pitch arc promptly, has reduced the frictional force of removal in-process.

When the movable support frame for the petrochemical elbow is used, for the elbow with a short length, the elbow can be directly placed between the two supporting rollers 4, the position of the elbow can be adjusted in a state of contacting with the supporting rollers 4, and when the support frame is idle, one end of the elbow contacts with the ground, so that the movement of the support frame is limited; when the position of the bent pipe needs to be moved, two ends of the bent pipe can be separated from the ground, the bent pipe can be moved to a designated area by pushing the support frame, the existing crown block moving mode is replaced, convenience and rapidness are achieved, and safety is high; when the anticorrosion adhesive tape is wound on the outer wall of the elbow, the elbow can be moved along the direction of the self bending arc line and pushed into the center of the winding mechanism, and the anticorrosion adhesive tape can be wound on the outer wall of the elbow in the advancing process of the elbow; when the length of the bent pipe is too long, the bent pipe can be supported by a plurality of support frames, and the bent pipe can be moved and moved by the method.

Claims (5)

1. The utility model provides a portable support frame for petrochemical industry return bend which characterized in that: including the chassis that is located the bottom, but free rotation's removal wheel is installed at the both ends of chassis, and the top of chassis is connected with the upper ledge, and one or more freely rotatory swivel mount in the horizontal direction is installed to the top position of upper ledge, and the back-up roll that two mutual symmetries set up is installed to the inboard position of swivel mount, and the back-up roll can rotate around self axis, and the interval from the top down of two back-up rolls reduces the setting in proper order.

2. The portable support bracket for petrochemical elbows of claim 1, wherein: the underframe and the upper frame are both strip rod-shaped structures and are in a cross connection structure, and the movable wheels are mounted at two ends of the underframe through bearings.

3. The portable support bracket for petrochemical elbows of claim 1, wherein: the quantity of swivel mount is two, and two swivel mounts are installed respectively in the both ends position of upper mounting.

4. The portable support bracket for petrochemical elbows of claim 1, wherein: the rotating frame is provided with a pin shaft, the pin shaft penetrates through the upper frame and extends to the bottom of the bottom frame, an upper pressing cover and a lower pressing cover which are larger than the outer diameter of the pin shaft in diameter are arranged at two ends of the pin shaft, an annular boss is arranged in the middle of the pin shaft, and the lower end of the annular boss abuts against the upper position of a bearing inner ring on the bottom frame.

5. The portable support bracket for petrochemical elbows of claim 1, wherein: the inner side of the rotating frame is provided with a fixed shaft, and the supporting roller is arranged on the fixed shaft through a bearing.

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