CN210710569U

CN210710569U - Go up and down well device

Info

Publication number: CN210710569U
Application number: CN201921652472.XU
Authority: CN
Inventors: 宋有聚; 宋晓辉
Original assignee: Shenzhen Srod Industrial Group Co Ltd
Current assignee: Shenzhen Srod Industrial Group Co Ltd
Priority date: 2019-09-27
Filing date: 2019-09-27
Publication date: 2020-06-09
Anticipated expiration: 2029-09-27

Abstract

An embodiment of the utility model provides a go up and down well device relates to borehole operation technical field. The device for getting on and off the well comprises a wellhead support, a telescopic assembly and a nacelle used for containing a piece to be conveyed. The telescopic assembly is arranged on the wellhead support and connected with the nacelle, and the telescopic assembly is used for driving the nacelle to lift so as to convey the to-be-conveyed piece into or out of the well. This device of going up and down well reasonable in design, simple structure can realize automatic transport crawl device through this device of going up and down well to reduce current crawl device and collide the probability that the wall of a well leads to equipment to damage at the in-process of going up and down well, reduced operator's intensity of labour simultaneously, improved the security performance in the operation process.

Description

Go up and down well device

Technical Field

The utility model relates to an operation technical field in the pit particularly, relates to a go up and down well device.

Background

At present, the climbing device goes up and down a well by an operator through a rope, and in the process of going up and down the well, the climbing device is easy to collide with the wall of the well through manual operation.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a go up and down well device, it can be steadily to the crawl device in the well or carry out from the well, the in-process about the reduction, the probability that the crawl device bumps with the wall of a well.

The embodiment of the utility model discloses a can realize like this:

in a first aspect, the embodiment of the utility model provides a go up and down well device, include well head support, flexible subassembly and be used for holding the nacelle that treats the transport piece, flexible subassembly set up in well head support, and with the nacelle is connected, flexible subassembly is used for the drive the nacelle goes up and down, with treat in the transport piece sends into or sends out the well.

In an alternative embodiment, the wellhead support comprises a base frame, a main support and an adjusting piece;

the first end of the main support is rotatably connected with the underframe, the telescopic assembly is connected with the second end of the main support, and the adjusting piece is simultaneously rotatably connected with the underframe and the main support and used for driving the main support and the underframe to rotate relatively.

In an optional embodiment, the main bracket includes a first rod, a second rod, and an adjusting rod, the first rod and the second rod are disposed opposite to each other, two ends of the adjusting rod are respectively connected to the first rod and the second rod, and the telescopic assembly is fixed to the adjusting rod.

In an alternative embodiment, the adjustment lever is slidably disposed to the first lever and the second lever.

In an alternative embodiment, said first bar comprises at least two first profiles, all of which are connected in series;

the second rod comprises at least two second profiles, all of which are connected in sequence.

In an alternative embodiment, the bottom frame includes two first support bars and two second support bars, the two first support bars are disposed opposite to each other, and the second support bar is located between the two first support bars and connected to the two second support bars.

In an alternative embodiment, the first end of the main bracket is rotatably connected to a first hinge point of the first support rod, the first end of the adjusting member is rotatably connected to a second hinge point of the first support rod, and the first hinge point is not coincident with the second hinge point.

In an alternative embodiment, the chassis further comprises a walking wheel assembly located at an end of the first support bar remote from the second support bar.

In an optional embodiment, the telescopic assembly comprises a power source, a piston rod and a piston cylinder, the piston cylinder is fixedly arranged on the wellhead support, the piston rod is telescopically arranged on the piston cylinder, the power source is connected with the piston rod, and the pod is arranged at one end of the piston rod, which is far away from the piston cylinder.

In an alternative embodiment, the pod has a receiving chamber for receiving the item to be transported, and the pod is provided with rollers so that the cable of the item to be transported is wound around the rollers.

The utility model discloses beneficial effect includes at least, for example:

the device of going into the pit sets up in the well head upper surface through the well head support, drives the nacelle through flexible subassembly and moves along the well depth direction, can set up the crawl ware in the nacelle to carry the crawl ware to the well in along with the nacelle synchronization, so that the crawl ware is at the in-process of going into the pit, is difficult for bumping with the wall of a well, has reduced the crawl ware because the probability that takes place the damage with the wall of a well collision at the in-process of going into the pit.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural diagram of a device for getting in and out of a well according to an embodiment of the present invention;

fig. 2 is a cross-sectional view of the device for lowering and loading the well to convey the crawler to the bottom of the well according to the embodiment of the present invention;

fig. 3 is a schematic structural view of a supporting state of the device for getting in and out of the well according to an embodiment of the present invention;

FIG. 4 is a cross-sectional view of the junction of the first rods in the main stent;

fig. 5 is a schematic diagram of a contracted wellhead support in the device for loading and unloading wells according to the embodiment of the present invention;

fig. 6 is a schematic view of the device for getting in and out of a well provided by the embodiment of the present invention, which is arranged at a wellhead;

FIG. 7 is a schematic illustration of the crawl device being conveyed downhole and then out of the pod.

Icon: 100-a device for going up and down a well; 010-a crawler; 020-well; 10-a wellhead support; 11-a chassis; 112-a first support bar; 115-a second support bar; 117-a walking wheel assembly; 13-a main support; 131-a first rod; 1314-upper section bar; 1316-lower section bar; 1318-built-in bearing; 132-a second rod; 135-adjusting rod; 141-a first hinge point; 145-a second hinge point; 15-an adjustment member; 16-a telescoping assembly; 162-a power source; 164-a piston rod; 166-a piston cylinder; 18-a nacelle; 185-roller.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that, if the terms "upper", "lower", "inner", "outer", etc. indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the products of the present invention are used, the description is only for convenience of description and simplification, but the indication or suggestion that the indicated device or element must have a specific position, be constructed and operated in a specific orientation, and thus, should not be interpreted as a limitation of the present invention.

Furthermore, the appearances of the terms "first," "second," and the like, if any, are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

It should be noted that the features of the embodiments of the present invention may be combined with each other without conflict.

Examples

Fig. 1 is a schematic structural diagram of a device 100 for going up and down a well according to an embodiment of the present invention, and fig. 2 is a cross-sectional view of the device 100 for going up and down a well for conveying a crawler 010 to a bottom of the well, please refer to fig. 1 and fig. 2.

The embodiment of the utility model provides a go up and down well device 100 for the setting is in the well head position, and through this go up and down well device 100 will crawl device 010 carry to the well in, perhaps see off from the well. The condition that the crawler 010 collides with the well wall in the process of going up and down the well 020 to cause equipment damage is avoided.

Because the existing creeper is lowered to the well bottom or pulled out of the well bottom by an operator through a rope, the creeper can collide against the well wall more or less due to shaking during operation in the lowering or pulling process, and the probability of damage of the creeper is high. In addition, because the operator lowers or pulls up, the labor intensity is high, and when the operator is weak or the working time is long, potential safety hazards are easy to occur.

According to the device 100 for getting on and off the well provided by the embodiment, the wellhead support 10 is arranged at the well 020 opening, the telescopic assembly 16 drives the pod 18 to perform telescopic motion, the crawler 010 is arranged in the pod 18, and the crawler 010 is automatically conveyed into the well 020 or conveyed out of the well 020 under the action of the telescopic assembly 16. In the conveying process, the crawler 010 is not easy to collide with the well wall, and the probability that the crawler 010 is damaged due to collision is reduced. And the operation intensity of an operator is reduced, and the operation safety performance is improved.

It can be understood that the to-be-conveyed member in this embodiment is a crawler 010, and the crawler 010 is taken as an example to be described in detail below, and of course, other devices or products that need to be conveyed may also be used. The embodiment is not limited, and is determined according to actual requirements.

The specific structure and the corresponding relationship between the components of the shaft assembly 100 provided in this embodiment will be described in detail below.

Fig. 3 is a schematic structural diagram of the uphole device 100 according to the present embodiment in a supporting state, please refer to fig. 1 and fig. 3.

The shaft assembly 100 includes a wellhead housing 10, a telescoping assembly 16, and a pod 18 for receiving a member to be conveyed.

In particular, the wellhead support 10 is a frame structure that can be supported at a well 020 location. The telescoping assembly 16 is disposed on the wellhead support 10, and the telescoping assembly 16 is connected to the pod 18, and the pod 18 is driven to ascend and descend by the telescoping movement of the telescoping assembly 16, so as to transport the crawler 010 contained in the pod 18 into and out of the well 020.

The specific structure of the wellhead support 10 is described in detail below.

The wellhead support 10 includes an undercarriage 11, a main support 13 and an adjustment member 15. The chassis 11 is arranged on the upper surface of the well 020, and the main bracket 13 can rotate relative to the chassis 11 so as to have a supporting state and a folding state relative to the chassis 11. The adjustment member 15 is used to adjust the main support 13 as required to transition the wellhead support 10 between the support and stowed conditions.

Further, the base frame 11 includes a first support bar 112 and a second support bar 115. The first support bar 112 and the second support bar 115 form a frame-like base frame 11 structure. The number of the first support rods 112 is two and the two support rods are arranged oppositely, the second support rod 115 is located between the two first support rods 112, and two ends of the second support rod 115 are connected with the two second support rods 115 respectively.

In this embodiment, the first support bar 112 and/or the second support bar 115 are made of a section bar, and the first support bar 112 and the second support bar 115 are fixedly connected by a fastener. When the position needs to be adjusted, the structure of the base and the relative position of the first support rod 112 and the second support rod 115 in the base can be conveniently adjusted.

Further, the chassis 11 also includes a road wheel assembly 117, and the road wheel assembly 117 is located at an end of the first support bar 112 away from the second support bar 115. When the device 100 needs to be transported, an operator can carry the device in a rolling mode by lifting the second support rod 115 by hand and pulling the walking wheel assembly 117, so that the device is convenient to operate and easy to carry.

To facilitate hand pulling by an operator during transport, a handle is optionally added to the end of the base frame 11 distal from the road wheel assembly 117, and is used to provide a handle for the operator to carry or pull during transport. The specific structure of the handle is not limited, and according to the human engineering principle, the distance between the handle and the walking wheel assembly 117 is designed to meet the requirement of convenient operation of an operator. In addition, when the bottom frame 11 is horizontally laid on the upper surface of the well 020 opening, the handle should not interfere with the first support rod 112 and the second support rod 115, so as to ensure that the bottom frame 11 can be flatly arranged above the well 020 opening.

Further, a first end of the main support 13 is rotatably connected with the base frame 11, a telescopic assembly 16 is connected with a second end of the main support 13, and an adjusting member 15 is simultaneously rotatably connected with the base frame 11 and the main support 13, and the relative rotation of the main support 13 and the base frame 11 is driven by the adjusting member 15.

Specifically, the main bracket 13 includes a first rod 131, a second rod 132, and an adjustment rod 135. The first rod 131 and the second rod 132 are oppositely disposed, and both ends of the adjustment rod 135 are connected to the first rod 131 and the second rod 132, respectively. Thereby connecting the main stand 13 to a frame-like structure, and simultaneously fixing the telescopic assembly 16 to the adjustment lever 135 of the main stand 13, the position of the telescopic assembly 16 with respect to the main stand 13 is adjusted by the adjustment lever 135.

In the present embodiment, the adjustment lever 135 is slidably provided on the first and

second levers

131 and 132. After sliding to a proper position, the adjusting rod 135 is respectively fastened and fixed with the first rod 131 and the second rod 132 by fasteners. Since the telescopic assembly 16 is fixedly disposed on the adjustment rod 135, it can be changed as the position of the adjustment rod 135 is changed.

In this embodiment, the first bar 131 comprises at least two first profiles, all of which are connected in series. The second bar 132 comprises at least two second profiles, all connected in series. The frame of the main support 13 is formed by connecting a plurality of profiles in sequence, and when it is required to use, at least two first profiles and at least two second profiles can be pulled apart relatively, thereby extending the length dimension of the first rod 131 and the second rod 132. When the first bar 131 and the second bar 132 are required to be stored after being used, all the first profiles and all the second profiles can be relatively folded, so that the length dimensions of the first bar 131 and the second bar 132 are shortened.

In addition, the profile has at least the following advantages: the hot and cold process treatment is adopted in the production process, so that the corrosion resistance is very strong; the sectional materials are convenient to connect with each other, the plurality of sectional material pieces can be connected and fixed in sequence by adopting the fastening pieces matched with the end surface shapes of the sectional materials, and the firmness is strong.

Fig. 4 is a sectional view of two first profiles connected in sequence, as shown in fig. 4.

The two first profiles are an upper profile 1314 and a lower profile 1316 respectively, the upper profile 1314 slides along the track of the lower profile 1316, a built-in bearing 1318 is arranged between the upper profile 1314 and the lower profile 1316, the sliding of the upper profile 1314 relative to the lower profile 1316 is ensured through the bearing, when the upper profile 1314 and the lower profile 1316 slide to a proper position, pin holes are formed in the upper profile 1314 and the lower profile 1316, and pins are adopted to sequentially penetrate through the pin holes, so that the upper profile 1314 and the lower profile 1316 are fixed.

It is understood that the first rod 131 and the second rod 132 are made of a profile, and the adjusting rod 135 may also be made of a profile, and the specific structure is not limited in this embodiment. As long as it is satisfied that the telescopic assembly 16 is disposed on the first and

second bars

131 and 132 by the adjustment bar 135 and is firmly fixed.

Further, an adjusting member 15 is rotatably coupled between the base frame 11 and the main bracket 13. Fig. 5 is a schematic diagram of the wellhead bracket 10 of the device 100 for lowering and loading the well provided by the present embodiment after being retracted, please refer to fig. 5.

Specifically, the adjusting member 15 is of a telescopic structure, a first end of the adjusting member 15 is rotatably connected with the base frame 11, a second end of the adjusting member 15 is rotatably connected with the main bracket 13, and one end of the main bracket 13 is rotatably connected with the base frame 11. The telescopic movement of the adjusting member 15 drives the main bracket 13 to rotate relative to the base frame 11.

In the present embodiment, the first support lever 112 includes a first hinge point 141 and a second hinge point 145, and the first hinge point 141 is not coincident with the second hinge point 145. The first end of the main support 13 is connected to the first support bar 112 at a first hinge point 141, and the first end of the adjusting piece 15 is connected to the first support bar 112 at a second hinge point 145, so that the main support 13, the first support bar 112 in the base frame 11, and the adjusting piece 15 form a triangle. The shape and angle of the triangle are changed by the telescopic movement of the adjustment member 15.

Further, the present embodiment provides that the telescoping assembly 16 of the uphole device 100 includes a power source 162, a piston rod 164, and a piston cylinder 166.

The piston cylinder 166 is fixedly arranged on the wellhead support 10, the piston rod 164 is telescopically arranged in the piston cylinder 166, the power source 162 is connected with the piston rod 164 and used for providing power for telescopic movement of the piston rod 164, and the nacelle 18 is arranged at one end of the piston rod 164 far away from the piston cylinder 166 and moves along with movement of the piston rod 164.

In the present embodiment, the power source 162 is a motor, and the motor and the piston cylinder 166 are both disposed on the adjustment rod 135 of the main bracket 13. The piston rod 164 is driven by the motor to move telescopically relative to the piston cylinder 166, thereby moving the pod 18.

Fig. 6 is a schematic view of the device 100 for going up and down a well 020 mouth provided by the embodiment, and fig. 7 is a schematic view of the crawler 010 climbing out of the pod 18 after being conveyed to the bottom of the well 020 mouth, please refer to fig. 2, 6 and 7.

The pod 18 has a receiving cavity for the crawler 010, and the pod 18 is provided with rollers 185, so that when the crawler 010 is conveyed to the bottom of the well 020 and moves out of the pod 18, cables of the crawler 010 can wind the rollers 185 arranged on the pod 18, so that the cables are not easily worn by sharp corners at the bottom of the well 020.

The embodiment of the utility model provides a go up and down well device 100's working process does:

the process of transporting the crawler 010 down the well 020 is as follows: the creeper 010 is set to be in the state shown in fig. 6, the device 100 for getting in and out of the well is placed at the mouth of the well 020, and the pod 18 with the creeper 010 is driven by the telescopic assembly 16 to move downwards along the depth direction of the well 020 until the pod 18 is lowered to the bottom position of the well 020, as shown in fig. 2; the creeper 010 then moves out of the nacelle 18, and since the nacelle 18 is provided with the rollers 185, cables of the creeper 010 pass around the rollers 185 and then enter the pipeline along with the creeper 010, so that the pipeline is detected, and contact friction between the cables and the side wall of the pipeline is avoided, and at the moment, the rollers 185 of the nacelle 18 have a protection function on the cables, so that the cables are protected from friction with the corners of the wall 020 of the well, as shown in fig. 7.

The process of conveying the crawler 010 to the well 020 is that the crawler 010 creeps into the accommodating cavity of the nacelle 18, the telescopic assembly 16 contracts to move to drive the nacelle 18 to ascend, the telescopic assembly 16 lifts the handle on the nacelle 18 to enable the nacelle 18 to change from a horizontal state to a vertical state, and then the telescopic assembly 16 ascends to move until the nacelle ascends to the position above the well 020.

When the shaft loading and unloading device 100 needs to be transported after the work is completed, the wellhead support 10 is simply folded, as shown in fig. 5.

The embodiment of the utility model provides a beneficial effect that go up and down well device 100 has is:

reasonable in design, simple structure can reduce the probability that current crawler 010 collides the well 020 wall at well 020 in-process from top to bottom and leads to damaging, can realize carrying crawler 010 automatically through this well device 100 from top to bottom, has reduced operator's intensity of labour simultaneously, has improved the security performance in the operation process.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. The device for getting on and off the well is characterized by comprising a wellhead support, a telescopic assembly and a hanging cabin for accommodating a piece to be conveyed, wherein the telescopic assembly is arranged on the wellhead support and connected with the hanging cabin, and the telescopic assembly is used for driving the hanging cabin to lift so as to send the piece to be conveyed into or out of the well.

2. A well tripping apparatus as defined in claim 1, wherein the wellhead support comprises a base frame, a main support, and an adjustment member;

3. A device for moving up and down a well according to claim 2, wherein the main support comprises a first rod, a second rod and an adjusting rod, the first rod and the second rod are oppositely arranged, two ends of the adjusting rod are respectively connected with the first rod and the second rod, and the telescopic assembly is fixed on the adjusting rod.

4. A device for moving a downhole assembly according to claim 3, wherein the adjustment rod is slidably disposed on the first rod and the second rod.

5. A device according to claim 3, characterised in that the first rod comprises at least two first profiles, all of which are connected in series;

6. The shaft assembly according to claim 2, wherein the base frame comprises two first support bars and two second support bars, the two first support bars being disposed opposite to each other, and the second support bars being disposed between and connected to the two first support bars.

7. The apparatus of claim 6, wherein the first end of the main support is rotatably coupled to a first hinge point of the first support rod, the first end of the adjustment member is rotatably coupled to a second hinge point of the first support rod, and the first hinge point is offset from the second hinge point.

8. The apparatus of claim 6, wherein the undercarriage further comprises a walking wheel assembly positioned at an end of the first support rod distal from the second support rod.

9. The device of claim 1, wherein the telescoping assembly comprises a power source, a piston rod and a piston cylinder, the piston cylinder is fixedly disposed on the wellhead support, the piston rod is telescopically disposed on the piston cylinder, the power source is connected with the piston rod, and the pod is disposed on an end of the piston rod away from the piston cylinder.

10. A device for going up and down a well according to claim 1, characterized in that the gondola has a receiving chamber for a transport element, the gondola being provided with rollers for allowing a cable of the transport element to be passed around the rollers.