CN217498531U - Device for lowering flexible pipeline by using friction type winch shaft - Google Patents
Device for lowering flexible pipeline by using friction type winch shaft Download PDFInfo
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- CN217498531U CN217498531U CN202221063602.8U CN202221063602U CN217498531U CN 217498531 U CN217498531 U CN 217498531U CN 202221063602 U CN202221063602 U CN 202221063602U CN 217498531 U CN217498531 U CN 217498531U
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Abstract
The utility model discloses a device for lowering a flexible pipeline by using a friction type winch shaft, which comprises a friction type winch, a cage and a stable rope, wherein the friction type winch is used for driving the cage to move up and down along the stable rope; the device is still including being used for connecting need to transfer the pipeline flange of flexible pipeline afterbody, being used for setting up stay tube one above the well head, be used for being located well head and apart from well head certain distance stay tube two and be located well head and be used for pulling the safety rope of flexible pipeline, the safety rope is connected with stay tube two, stay tube one and stay tube two all are used for supporting the flexible pipeline, the head of flexible pipeline is used for sliding connection on surely restricting, the pipeline flange of flexible pipeline afterbody be used for with the cage on the crossbeam be connected. The utility model discloses can realize that the shaft of overlength medium and large diameter flexible pipeline transfers.
Description
Technical Field
The utility model relates to a mine underground material's transportation technical field, concretely relates to utilize friction formula hoist shaft to transfer flexible pipeline's device.
Background
At present, mine transportation overlength material, especially to flexible pipeline's shaft transfer transportation, generally adopt the mode that the reel was transferred, but this kind of mode only is fit for the material of small pipe diameter, for example the transportation of cable, to the flexible pipeline of medium and large-scale pipe diameter, or the flexible pipeline that is difficult to curl, just is not suitable for adopting this kind of method, consequently a lot of pipelines can only adopt steel pipeline, and the segmentation is transferred, then welds or the joint to the operation middle section, leads to the increase of material cost and time cost all cost.
In view of the foregoing, it is desirable to provide a device that can solve the lowering problem of the ultra-long flexible pipeline with medium and large pipe diameters.
Disclosure of Invention
The utility model aims to solve the technical problem that not enough to above-mentioned prior art provides an utilize friction formula hoist shaft to transfer flexible pipeline's device, and this utilize friction formula hoist shaft to transfer flexible pipeline's device can realize that the well big pipe diameter flexible pipeline's of overlength shaft transfers.
In order to realize the technical purpose, the utility model discloses the technical scheme who takes does:
a device for lowering a flexible pipeline by using a friction type hoisting shaft comprises a friction type hoisting machine, a cage and a stable rope, wherein the friction type hoisting machine is used for driving the cage to move up and down along the stable rope; the device is still including being used for connecting the pipeline flange of need transferring the flexible pipeline afterbody, being used for setting up at well head top stay tube one, be used for being located well head and apart from well head certain distance's stay tube two and be located well head and be used for pulling the safety rope of flexible pipeline, the safety rope is connected with stay tube two, stay tube one and stay tube two all are used for supporting the flexible pipeline, the head of flexible pipeline is used for sliding connection on surely restricting, the pipeline flange of flexible pipeline afterbody be used for with the cage on the crossbeam be connected.
As the utility model discloses further modified technical scheme, it has two to connect the pipeline flange that needs to transfer the flexible pipeline afterbody, and interval 10cm between two accessory pipe flange.
As a further improved technical scheme of the utility model, the strand silk has been tied up to flexible pipeline's head, be equipped with movable circle structure on the strand silk, movable circle structure and steady rope sliding connection.
As a further improved technical proposal of the utility model, the strand silk adopts No. 8 iron wires.
As the utility model discloses further modified technical scheme, 2 cun steel pipes are all adopted to stay tube one and stay tube two, the safety rope adopts No. 20 safety ropes.
As the utility model discloses further modified technical scheme, two ligatures of stay tube are on the railway that is located last well head and apart from the well head certain distance.
As a further improved technical scheme of the utility model, the pipeline flange of flexible pipeline afterbody passes through wire rope and hasp with the crossbeam on the cage to be connected.
As a further improved technical scheme of the utility model, the flexible pipeline head still is connected with the pipeline flange, and this pipeline flange is used for passing through wire rope and hasp with the rope that is located down on the winch of well head and is connected.
The utility model has the advantages that:
the utility model discloses utilize the safety rope to deliver to the pit shaft with the big well diameter flexible pipeline of overlength, utilize steady rope as the rope way, the flexible pipeline is transferred to the well head down to the maintenance speed is opened in the friction-type hoist, recycles the winch and pulls out flexible pipeline, transfers the device simple structure of in-process use, low cost, mechanical equipment requires lower and the security is good, and the problem of transferring of the big well diameter flexible pipeline of overlength has been solved in the facilitate promotion and application.
Drawings
FIG. 1 is a diagram of lowering a flexible pipe at an upper wellhead into a wellbore.
Figure 2 is a view of the lowering of a flexible pipe in a wellbore.
Figure 3 is a drawing of the flexible tubing at the downhole wellhead out of the wellbore.
Detailed Description
The following further description of embodiments of the invention is made with reference to the accompanying drawings:
as shown in fig. 1 and 2, the device for lowering the flexible pipeline by using the friction type hoisting shaft comprises a friction type hoisting machine, a cage 1 and a stable rope 8, wherein the friction type hoisting machine is used for driving the cage 1 to move up and down along the stable rope 8 through a friction wheel and a steel wire rope on the friction wheel. Still including being used for connecting need to transfer the pipeline flange 6 of 4 afterbody of flexible pipeline, be used for setting up at the well head top stay tube 3, be used for being located well head and apart from well head certain distance's stay tube two 7 and be located well head and be used for pulling the safety rope 5 of flexible pipeline 4, safety rope 5 is connected with stay tube two 7, stay tube one 3 and stay tube two 7 all are used for supporting flexible pipeline 4, the head of flexible pipeline 4 is used for sliding connection on surely restricting 8, the pipeline flange 6 of 4 afterbody of flexible pipeline be used for with cage 1 on the crossbeam be connected.
In this embodiment, two pipeline flanges 6 are connected to the tail of the flexible pipeline 4 to be placed, and the interval between the two pipeline flanges 6 is 10 cm.
In this embodiment, the head of the flexible pipeline 4 is tied with a strand silk 2, the strand silk 2 is provided with a movable ring structure, and the movable ring structure is connected with a stable rope 8 in a sliding manner.
In this embodiment, the filament 2 is made of No. 8 iron wire.
In this embodiment, the first support pipe 3 and the second support pipe 7 both adopt 2-inch steel pipes, and the safety rope 5 adopts a No. 20 safety rope.
In this embodiment, the second support pipe 7 is bound to a railway which is located at the upper wellhead and is away from the wellhead by a certain distance.
In this embodiment, the pipeline flange 6 at the tail of the flexible pipeline 4 is connected with the beam on the cage 1 through the steel wire rope and the lock catch, that is, after the steel wire rope is connected with the pipeline flange 6 and the beam in a wrapping manner, the two ends of the steel wire rope are locked by the lock catch, so that the pipeline flange 6 is connected with the beam, and the steel wire rope is a steel wire rope in a splayed shape.
In this embodiment, as shown in fig. 3, a pipe flange 6 is further connected to the head of the flexible pipe 4, and the pipe flange 6 is used for being connected to a rope 9 on an electric winch 10 located at a lower wellhead through a steel wire rope and a lock catch, where the steel wire rope is a steel wire rope in a splayed shape.
The lock catch of the embodiment adopts a steel wire rope U-shaped clamping head.
The working process of lowering the flexible pipeline by using the friction type hoisting shaft in the embodiment is as follows:
as shown in fig. 1, an ultra-long flexible pipeline 4 with medium and large pipe diameters to be lowered is pulled to a wellhead, two auxiliary flanges are arranged at the tail part of the flexible pipeline 4, and the two flanges are separated by 10 cm;
stopping a cage 1 (adopting a double-layer cage) at a well mouth of the middle section where the flexible pipeline 4 is located, wherein the bottom of the cage 1 is 60cm higher than the horizontal plane of the well mouth, and a support pipe I3 is arranged above the well mouth, namely a support rod is arranged at the position of a well mouth safety door, and the support pipe I3 is welded on the support rod;
binding a second supporting pipe 7 on the railway at the position of the upper wellhead, which is about 30 meters away from the wellhead, and then winding the safety rope 5 around the second supporting pipe 7 for two circles; meanwhile, an electric winch is arranged on a lower wellhead (namely a middle wellhead from the flexible pipeline 4);
the flexible pipeline 4 is firmly bound by the safety rope 5 on the upper wellhead, and the safety rope 5 is used for pulling the flexible pipeline 4;
on the premise that the safety rope 5 pulls the flexible pipeline 4, the head of the flexible pipeline 4 is conveyed into the shaft, the flexible pipeline 4 must penetrate above a supporting pipe I3 of a well head (the flexible pipeline 4 is prevented from being worn on the ground), the head of the flexible pipeline 4 is tied by an iron wire, the iron wire is made into a movable ring structure, the movable ring structure is buckled and wound on a stable rope 8, and the stable rope 8 is used as a downward sliding rope way;
the head of the flexible pipeline 4 slides downwards along the stable rope 8 under the action of the gravity of the flexible pipeline 4, the safety rope 5 is used for slowly lowering the sexual pipeline 4 while sliding, the tail of the sexual pipeline 4 reaches the middle position of the double-layer cage 1, two flanges at the tail of the flexible pipeline 4 and a cross beam at the bottom of the upper layer of the cage 1 are locked by two steel wire ropes and a lock catch, the safety rope 5 on the flexible pipeline 4 can be loosened only when the steel wire ropes are completely stressed, the whole flexible pipeline 4 is hung on the cage 1, and the head of the flexible pipeline 4 is connected to the stable rope 8 in a sliding mode;
as shown in fig. 2, the friction type winch is placed down at the slowest maintenance speed, the condition of the well head is noticed immediately when the winch is operated, and the monitored winch is constantly linked with the signal workers on the well head;
as shown in fig. 3, when the head of the flexible pipe 4 reaches the well-descending opening, the friction type winch stops, the iron wire at the head of the flexible pipe 4 is untied, the pipe flange 6 is arranged at the head of the flexible pipe 4, and the pipe flange 6 at the head of the flexible pipe 4 is locked with the steel wire of the electric winch 10 by the steel wire rope and the lock catch;
slowly lowering the cage 1 by the friction type winch, and slowly pulling out the flexible pipeline 4 by the electric winch 10 at the lower wellhead at the same speed;
when the tail part of the flexible pipeline 4 reaches the lower wellhead, the lock catch and the flange at the tail part of the flexible pipeline 4 are unlocked, the electric winch completely pulls out the flexible pipeline 4, the lock catch and the flange at the head part of the flexible pipeline 4 are unlocked, and the whole flexible pipeline 4 is completely lowered.
In this embodiment, the pipe flange 6 includes two semicircular flanges, and the engaging lugs on the two semicircular flanges are connected by bolts to form a full-circle flange fastened on the flexible pipe 4.
The invention utilizes the safety rope 5 to pull the overlong flexible pipeline 4 into the shaft, utilizes the stable rope 8 as a rope path, lowers the friction type winch at the opening and maintenance speed, lowers the speed to the well mouth, and pulls out the flexible pipeline 4 by utilizing the electric winch, and the device used in the whole process has low cost, lower equipment requirement and good safety, and is convenient for popularization and application.
The protection scope of the present invention includes but is not limited to the above embodiments, the protection scope of the present invention is subject to the claims, and any replacement, deformation, and improvement that can be easily conceived by those skilled in the art made by the present technology all fall into the protection scope of the present invention.
Claims (8)
1. The utility model provides an utilize friction formula hoist shaft to transfer device of flexible pipeline, includes friction formula hoist engine, cage and steady rope, the friction formula hoist engine is used for driving the cage and reciprocates its characterized in that along steady rope: still including being used for connecting the pipeline flange that need transfer the flexible pipeline afterbody, be used for setting up at the stay tube one of well head top, be used for being located well head and apart from well head certain distance stay tube two and be located well head and be used for pulling the safety rope of flexible pipeline, the safety rope is connected with stay tube two, stay tube one and stay tube two all are used for supporting the flexible pipeline, the head of flexible pipeline is used for sliding connection on surely restricting, the pipeline flange of flexible pipeline afterbody be used for with the cage on the crossbeam be connected.
2. The apparatus of claim 1 for lowering a flexible pipe using a friction winch shaft, wherein: the pipeline flanges connected to the tail part of the flexible pipeline to be placed are two, and the interval between the two auxiliary pipeline flanges is 10 cm.
3. The apparatus of claim 1 for lowering a flexible pipe using a friction winch shaft, wherein: the flexible pipeline is characterized in that a strand silk is tied at the head of the flexible pipeline, a movable ring structure is arranged on the strand silk, and the movable ring structure is connected with the stable rope in a sliding mode.
4. The apparatus of claim 3 for lowering a flexible pipe using a friction winch shaft, wherein: the strand silk adopts 8 # iron wires.
5. The apparatus of claim 1 for lowering a flexible pipe using a friction winch shaft, wherein: the first support pipe and the second support pipe are both made of 2-inch steel pipes, and the safety rope is a No. 20 safety rope.
6. The apparatus of claim 1 for lowering a flexible pipeline using a friction winch shaft, wherein: and the second support pipe is bound on a railway which is positioned at the upper well mouth and is away from the well mouth by a certain distance.
7. The apparatus of claim 1 for lowering a flexible pipe using a friction winch shaft, wherein: and the pipeline flange at the tail part of the flexible pipeline is connected with the cross beam on the cage through a steel wire rope and a lock catch.
8. The apparatus of claim 1 for lowering a flexible pipe using a friction winch shaft, wherein: the flexible pipeline head is also connected with a pipeline flange, and the pipeline flange is used for being connected with a rope on a winch positioned at a lower wellhead through a steel wire rope and a lock catch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221063602.8U CN217498531U (en) | 2022-05-06 | 2022-05-06 | Device for lowering flexible pipeline by using friction type winch shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221063602.8U CN217498531U (en) | 2022-05-06 | 2022-05-06 | Device for lowering flexible pipeline by using friction type winch shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217498531U true CN217498531U (en) | 2022-09-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221063602.8U Active CN217498531U (en) | 2022-05-06 | 2022-05-06 | Device for lowering flexible pipeline by using friction type winch shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217498531U (en) |
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2022
- 2022-05-06 CN CN202221063602.8U patent/CN217498531U/en active Active
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