CN215979305U

CN215979305U - Well head falling-preventing and falling-preventing device in drilling construction process

Info

Publication number: CN215979305U
Application number: CN202122578354.2U
Authority: CN
Inventors: 夏玉龙; 由凯
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-10-26
Filing date: 2021-10-26
Publication date: 2022-03-08
Anticipated expiration: 2031-10-26

Abstract

The utility model discloses a wellhead falling prevention and falling prevention device in a drilling construction process, and relates to the technical field of safety protection. The novel protective net comprises a protective net, connecting wires are arranged at the corners of the periphery of the protective net, the novel protective net further comprises a plurality of supports arranged on the ground and corresponding to the four corners of the protective net, grooves are formed in the top ends of the supports, connecting rods penetrating through the two ends of the grooves in a threaded mode are arranged on the supports, a rotating handle is arranged at one end of each connecting rod, the free end of each connecting wire is wound on the corresponding connecting rod and fixed through a fixing piece, and the fixing pieces are arranged on the supports. The protective net and the bracket are connected with the fixing piece through the connecting line, so that the device is convenient to disassemble and reuse, and the practicability of the device is improved; and the rotating handle is rotated to drive the connecting rod to rotate, so that the length of the connecting wire wound on the connecting rod is changed, the verticality of the protective net is changed, and the condition that the worker is accidentally injured by falling articles is avoided.

Description

Well head falling-preventing and falling-preventing device in drilling construction process

Technical Field

The utility model relates to the technical field of safety protection, in particular to a wellhead falling prevention and falling prevention device in a drilling construction process.

Background

Drilling, i.e., the task of drilling a borehole from the surface using mechanical equipment or manual labor. Generally refers to the engineering of drilling boreholes and large diameter water-supply wells for the exploration or exploitation of liquid and gaseous minerals such as oil, gas, and the like. The application of well drilling in national economic construction is extremely wide. Because the channel in the well is a sealed place, the concentration of gases such as methane, carbon dioxide and the like is too high, and the safe well mouth of a worker is ensured to be in an open state.

The existing anti-falling and anti-falling device is simple in structural design, is usually fixed at a wellhead, is inconvenient to disassemble and cannot be used for multiple times, and meanwhile, the verticality of a protective net cannot be adjusted according to the specific conditions on site, so that falling objects on the protective net are easy to rebound, and ground workers are injured; therefore, we propose a wellhead fall-preventing and object-falling-preventing device in the drilling construction process.

SUMMERY OF THE UTILITY MODEL

The utility model aims to: in order to solve the problems in the prior art, the utility model provides a wellhead falling prevention and falling prevention device in the drilling construction process.

The utility model specifically adopts the following technical scheme for realizing the purpose:

the utility model provides a well drilling work progress well head is prevented falling and is prevented thing device that falls, includes the protection network, the corner all is provided with the connecting wire all around of protection network, still including set up ground with a plurality of supports that four turnings of protection network are corresponding, the top of support is seted up flutedly, be provided with the screw thread on the support and run through the connecting rod at recess both ends, the handle is changeed to connecting rod wherein one end is installed, the free end of connecting wire is around establishing on the connecting rod and fix through the mounting, the mounting is installed on the support.

Furthermore, the protective net is composed of a dense mesh net and a rubber pad, the rubber pad is located below the dense mesh net, surrounding plates are arranged on the peripheries of the rubber pad and the dense mesh net, and the connecting lines are arranged on the surrounding corners of the surrounding plates.

Furthermore, a connecting ring is arranged at the free end of the connecting wire, and the connecting wire is fixed with the fixing piece through the connecting ring.

Further, the mounting is including installing the dead lever that is Contraband types on the support, the free end threaded connection of dead lever has the lantern ring, still including installing auxiliary rod on the support, the free end of auxiliary rod articulates there is the dwang, the free end cover of lantern ring is established on the dwang and follow the dwang length direction removes.

Further, be provided with on the dwang with the spout of lantern ring looks adaptation.

Furthermore, a supporting plate is installed on the bottom surface of the support, and a mounting hole is formed in the supporting plate.

The utility model has the following beneficial effects:

1. the protective net and the bracket are connected with the fixing piece through the connecting wire, so that the protective net is convenient to disassemble and can be repeatedly used, and meanwhile, the installation position of the device can be changed according to the field environment, and the practicability of the device is improved.

2. According to the utility model, the connecting rod is driven to rotate by rotating the rotating handle, and the length of the connecting wire wound on the connecting rod is changed, so that the verticality of the protective net is changed, and the condition that the worker is accidentally injured by falling articles is avoided.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is an enlarged view of a detail at I of FIG. 1 according to the present invention;

FIG. 3 is a schematic top view of the present invention;

FIG. 4 is a sectional view taken along line A-A of FIG. 3 in accordance with the present invention;

reference numerals: 1. a protective net; 101. a dense mesh net; 102. a rubber pad; 103. enclosing plates; 2. a connecting wire; 3. a support; 4. a groove; 5. a connecting rod; 6. turning a handle; 7. a fixing member; 701. fixing the rod; 702. a collar; 703. an auxiliary lever; 704. rotating the rod; 8. a connecting ring; 9. a chute; 10. a support plate; 11. and (7) installing holes.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention.

As shown in fig. 1 and 2, the wellhead fall-preventing and object-falling-preventing device in the drilling construction process comprises a protective net 1, connecting wires 2 are arranged at the corners around the protective net 1, the wellhead fall-preventing and object-falling-preventing device also comprises a plurality of supports 3 which are arranged on the ground and correspond to the four corners of the protective net 1, grooves 4 are formed in the top ends of the supports 3, connecting rods 5 which penetrate through the two ends of the grooves 4 in a threaded manner are arranged on the supports 3, rotating handles 6 are arranged at one ends of the connecting rods 5, the free ends of the connecting wires 2 are wound on the connecting rods 5 and fixed through fixing pieces 7, and the fixing pieces 7 are arranged on the supports 3; in the embodiment, the support 3 corresponds to the corners of the protective net 1, is four, is in contact with the ground, is fixed with the ground in a burying way and is perpendicular to the bottom surface, the support 3 is arranged around a well mouth, the protective net 1 is arranged above the well mouth to intercept falling objects and prevent the objects from entering the well to cause damage to workers at the bottom of the well, the corners around the protective net 1 are provided with the connecting wires 2, in order to prevent the connecting wires 2 from being broken, the connecting wires 2 are internally provided with steel wires and other substances, the connecting wires 2 are fixed through the fixing piece 7, the protective net 1 is suspended under the action of the support 3, so that air can flow into the well and simultaneously the workers in the well can conveniently enter and exit, in order to control the verticality of the protective net 1, the top end of the support 3 is provided with the groove 4 and the connecting rod 5 is arranged at the groove 4, when the connecting wires 2 are fixed, the connecting wire 2 is wound on the connecting rod 5, then, the rotating handle 6 at one end of the connecting rod 5 is rotated to drive the connecting rod 5 to rotate, and the number of turns of the connecting wire 2 wound on the connecting rod 5 is increased or reduced, so that the sag of the protective net 1 is changed, and the condition that the worker is accidentally injured by falling articles is avoided; connecting rod 5 and support 3 adopt threaded connection's mode, because the screw thread has auto-lock nature, can avoid compelling to make connecting wire 2 drive connecting rod 5 rotate under the action of gravity of protection network 1, protection network 1 and well head laminating can't provide illumination and air in to the well.

As shown in fig. 3 and 4, the protection net 1 is composed of a dense mesh net 101 and a rubber pad 102, the rubber pad 102 is located below the dense mesh net 101, surrounding plates 103 are arranged around the rubber pad 102 and the dense mesh net 101, and connecting lines 2 are arranged on the corners around the surrounding plates 103; in this embodiment, because the article that falls in the high altitude can cause powerful impact to the article that collide under the action of acceleration of gravity, less stone etc. also can cause the threat to staff's life safety, dense mesh net 101 can only intercept partial great article, consequently set up rubber pad 102 below dense mesh net 101 and carry out interception once more, in order to can totally coincide with rubber pad 102 with dense mesh net 101 simultaneously, set up bounding wall 103 and set up connecting wire 2 on bounding wall 103 around dense mesh net 101 and rubber pad 102.

As shown in fig. 2, the free end of the connecting wire 2 is provided with a connecting ring 8, and the connecting wire 2 is fixed with the fixing member 7 through the connecting ring 8; in this embodiment, adopt this kind of fixed mode to dismantle fast, be about to go up the go-between 8 setting on mounting 7, avoid appearing twining connecting wire 2, multiple condition such as knot causes inconvenience in the use.

As shown in fig. 2, the fixing member 7 includes a fixing rod 701 mounted on the bracket 3 and shaped like Contraband, a free end of the fixing rod 701 is connected with a collar 702 in a threaded manner, and further includes an auxiliary rod 703 mounted on the bracket 3, the free end of the auxiliary rod 703 is hinged with a rotating rod 704, and the free end of the collar 702 is sleeved on the rotating rod 704 and moves along the length direction of the rotating rod 704; in this embodiment, the lantern ring 702 is in threaded connection with the fixing rod 701, the lantern ring 702 can be taken out of the fixing rod 701, meanwhile, the other end of the lantern ring 702 is sleeved on the rotating rod 704, and the lantern ring 702 can move along the length direction of the rotating rod 704, so that the lantern ring 702 is fixedly arranged on the rotating rod 704; specifically, by rotating the lantern ring 702, the lantern ring 702 is moved along the length direction of the rotating rod 704, and is rotated to separate the lantern ring 702 from the fixing rod 701, and then the rotating rod 704 is pulled to rotate around the hinge point between the rotating rod 704 and the auxiliary rod 703, and then the connecting ring 8 is sleeved on the fixing rod 701, and finally the rotating rod 704 is rotated to the original position to rotate the lantern ring 702, and the rotating rod 704 is connected with the fixing rod 701 through the lantern ring 702, so that the fixing of the connecting wire 2 is realized.

As shown in fig. 2, the rotating rod 704 is provided with a sliding groove 9 adapted to the collar 702; in this embodiment, because the lantern ring 702 overlaps establishes on dwang 704 and moves along dwang 704 length direction, in order to avoid lantern ring 702 from the free end landing of dwang 704, avoid being provided with the slider in the lantern ring 702, set up the spout 9 rather than the looks adaptation on dwang 704 simultaneously, through the moving distance of spout 9 restriction lantern ring 702, avoid taking place the phenomenon of landing.

As shown in fig. 1 and 3, a support plate 10 is mounted on the bottom surface of the bracket 3, and a mounting hole 11 is formed in the support plate 10; in this embodiment, the contact area between the device and the ground is increased through the support plate 10, the stability of the device is improved, meanwhile, the mounting hole 11 is formed in the support plate 10, the screw with the free end penetrating into the ground bottom is inserted into the mounting hole 11, the support plate 10 is fixed through the screw, and the stability of the whole device is kept.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The utility model provides a well drilling work progress well head is prevented falling and is prevented thing device that falls which characterized in that, includes protection network (1), the corner all around of protection network (1) all is provided with connecting wire (2), still including set up ground with a plurality of supports (3) that four corners of protection network (1) are corresponding, recess (4) are seted up on the top of support (3), be provided with the screw thread on support (3) and run through connecting rod (5) at recess (4) both ends, connecting rod (5) wherein one end is installed and is changeed (6), the free end of connecting wire (2) is around establishing on connecting rod (5) and fix through mounting (7), mounting (7) are installed on support (3).

2. The wellhead fall-preventing and falling-preventing device in the drilling construction process is characterized in that the protective net (1) consists of a dense mesh net (101) and a rubber pad (102), the rubber pad (102) is located below the dense mesh net (101), surrounding plates (103) are arranged on the peripheries of the rubber pad (102) and the dense mesh net (101), and the connecting lines (2) are arranged on the corners on the periphery of the surrounding plates (103).

3. A wellhead fall and fall preventing device in the drilling construction process according to claim 1, characterized in that the free end of the connecting line (2) is provided with a connecting ring (8), and the connecting line (2) is fixed with the fixing piece (7) through the connecting ring (8).

4. The wellhead fall-preventing and falling-preventing device in the drilling construction process is characterized in that the fixing piece (7) comprises a fixing rod (701) which is installed on a support (3) and is in an Contraband type, a connecting ring (8) is sleeved on the fixing rod (701), a sleeve ring (702) is connected to the free end of the fixing rod (701) in a threaded mode, an auxiliary rod (703) installed on the support (3) is further included, the free end of the auxiliary rod (703) is hinged to a rotating rod (704), and the free end of the sleeve ring (702) is sleeved on the rotating rod (704) and moves along the length direction of the rotating rod (704).

5. A wellhead fall and fall prevention device in the drilling construction process according to claim 4, characterized in that the rotating rod (704) is provided with a chute (9) matched with the sleeve ring (702).

6. The wellhead fall-preventing and object-falling-preventing device in the drilling construction process is characterized in that a support plate (10) is installed on the bottom surface of the support (3), and a mounting hole (11) is formed in the support plate (10).