CN217897841U - Automatic change oil field well water injection device - Google Patents

Abstract

The utility model discloses an automatic change oil field well water injection device, install elevating system including piping system's bottom, elevating system includes the box, and the extension board is installed on the upper portion of box, and the extension board engages with the box, and first connecting block is installed to the bottom of extension board, and first connecting block has the piece that goes up and down through parallels swing joint, and the bottom of piece that goes up and down is provided with drive mechanism, is provided with two sets of subtracts towards the piece between box and the extension board, the utility model is used for solve the unstable of appearing with long-term use in-process at the water injection device installation, can not freely adjust and install the problem that does not target in place.

Description

Automatic change oil field well water injection device

Technical Field

The utility model relates to an oil field well water injection device technical field specifically is an automatic change oil field well water injection device.

Background

Oilfield flooding, which is a facility that uses water injection wells to inject water into an oil formation to supplement and maintain the pressure of the oil formation, is a process known as oilfield flooding, which uses water injection equipment to inject water into the oil formation from water injection wells to maintain the pressure of the oil formation. After the oil field is put into development, the energy of the oil layer is continuously consumed along with the increase of the exploitation time, so that the pressure of the oil layer is continuously reduced, underground crude oil is greatly degassed, the viscosity is increased, the yield of the oil well is greatly reduced, even the injection and production stop is carried out, and a large amount of unextracted dead oil is remained underground. In order to make up for the underground deficit caused by the production of crude oil, maintain or improve the pressure of an oil layer, realize high and stable yield of an oil field and obtain higher recovery ratio, the oil field needs to be injected with water, but part of the water is invalid water injection, water in the produced crude oil is separated and purified, but the water cannot reach the human drinking standard and is not discharged everywhere, so the water is injected into the stratum again, and the problems still exist in the using process.

The first problem is that: the water injection device of the existing oil field well is inconvenient to install under long-term work, if the height of a pipeline is not enough, a proper pipeline needs to be selected or welded or cut, the water injection device is inconvenient to freely adjust, a proper pipeline needs to be measured in the early stage to be installed on the site, the height can not be automatically adjusted according to specific site conditions, and the installation efficiency of workers is influenced.

The second problem is that: the existing oilfield well water injection device is easy to shake during installation, equipment rollover due to shaking is possible, the rollover equipment is very likely to be overwhelmed or injure workers, and therefore potential safety hazards are brought.

Therefore, there is a need for an automatic oilfield waterflooding device to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an automatic change oil field well water injection device in solving above-mentioned background art appear unstablely and can not freely adjust and install problem not in place at the in-process of installation and long-term use.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an automatic change oil field well water injection device, includes pipe-line system, and elevating system is installed to pipe-line system's bottom, and elevating system includes the box, and the extension board is installed on the upper portion of box, and the extension board engages with the box, and first connecting block is installed to the bottom of extension board, and first connecting block has the piece that goes up and down through parallels swing joint, and the bottom of piece that goes up and down is provided with drive mechanism, is provided with two sets of subtracts between box and the extension board and dashes the piece.

Preferably, drive mechanism includes the motor, and the one end fixedly connected with first transmission shaft of motor is provided with three groups of second connecting blocks on the first transmission shaft, and the rack is installed on second connecting block upper portion.

Preferably, the lifting piece comprises a first rotating shaft, the first rotating shaft is movably connected with the sizing block, one end of the first rotating shaft is connected with a first linkage column, the other end of the first linkage column is movably connected with a second linkage column through a second rotating shaft, a second transmission shaft is installed at the other end of the second linkage column, and a gear is fixedly connected to the outer side of the second transmission shaft, which is close to the second linkage column.

Preferably, the lifting pieces are provided with six groups which are uniformly distributed in the box body, and every two groups of the lifting pieces at the front and the back are connected through a second transmission shaft.

Preferably, the gear wheel is engaged with the rack.

Preferably, the impact reducing piece comprises a lower column, a spring is movably connected inside the lower column, an upper column is wound on the outer side of the spring, and an upper connecting block is installed at the top end of the spring.

Compared with the prior art, the beneficial effects of the utility model are that:

1. this elevating gear mechanism gear agrees with mutually with the rack, the rack removes and drives the gear rotation, the gear pivoted while second transmission shaft rotates, the second transmission shaft drives two sets of second linkage posts and rotates simultaneously, again because the second linkage post passes through the second pivot and is connected with first linkage post, so the second linkage post pivoted while drives first linkage post and rises, six sets of first linkage posts rise steadily when guaranteeing the installation simultaneously, the too high low condition of certain one side can not appear, the emergence of incident has been avoided greatly.

2. This subtract and dash a mechanism when last splice receives pressure, drives the upper prop and descends, again because the outside winding of upper prop has the spring, so the spring atress shrink has the effect that reverse acting force played the buffering to last splice when the upper prop descends, and what produce when reducing the lift rocks the influence to equipment, and the emergence of the incident that has significantly reduced has guaranteed staff's safety.

Drawings

FIG. 1 is a schematic view of an elevation view of an automatic oilfield water injection device of the present invention;

fig. 2 is a schematic view of the front-view disassembly three-dimensional structure of the lifting mechanism of the utility model;

FIG. 3 is a schematic view of the front view partially cut-away three-dimensional structure of the transmission mechanism of the present invention;

FIG. 4 is a schematic view of the elevation of the lifting member of the present invention;

fig. 5 is a front view of the impact reducing member of the present invention, which is a schematic view of a dissecting three-dimensional structure.

In the figure: 1. a piping system; 2. a lifting mechanism; 21. a box body; 22. a transmission mechanism; 23. a support plate; 24. a first connection block; 25. sizing block; 26. a lifting member; 27. a shock-reducing member; 221. a motor; 222. a rack; 223. a second connecting block; 224. a first transmission shaft; 261. a first rotating shaft; 262. a first linkage column; 263. a second rotating shaft; 264. a second linkage column; 265. a second transmission shaft; 266. a gear; 271. an upper connecting block; 272. putting the column on; 273. column descending; 274. a spring.

Detailed Description

The technical solution in 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.

Referring to fig. 1-5, the present invention provides an embodiment: the utility model provides an automatic oil field well water injection device, including pipe-line system 1, elevating system 2 is installed to pipe-line system 1's bottom, elevating system 2 includes box 21, extension board 23 is installed on the upper portion of box 21, extension board 23 engages with box 21, first connecting block 24 is installed to extension board 23's bottom, first connecting block 24 has a lifting member 26 through parallels 25 swing joint, lifting member 26's bottom is provided with drive mechanism 22, be provided with two sets of piece 27 that subtracts to dash between box 21 and the extension board 23, if produce when subtracting to dash 27 and be used for going up and down to rock and can play the buffering decompression, guarantee elevating system 2's steady orderly work.

The transmission mechanism 22 includes a motor 221, one end of the motor 221 is fixedly connected with a first transmission shaft 224, three groups of second connection blocks 223 are arranged on the first transmission shaft 224, a rack 222 is installed on the upper portion of each second connection block 223, the starting motor 221 drives the first transmission shaft 224 to rotate, and because the first transmission shaft 224 is a screw rod, the second connection blocks 223 can be driven by the first transmission shaft 224 to move left and right along the first transmission shaft 224, so that the rack 222 is driven to move, and the three groups of racks 222 move simultaneously, thereby ensuring the lifting stability. The lifting piece 26 comprises a first rotating shaft 261, the first rotating shaft 261 is movably connected with the sizing block 25, one end of the first rotating shaft 261 is connected with a first linkage column 262, the other end of the first linkage column 262 is movably connected with a second linkage column 264 through a second rotating shaft 263, a second transmission shaft 265 is installed at the other end of the second linkage column 264, and the second transmission shaft 265 is close to the outer side of the second linkage column 264 and is fixedly connected with a gear 266. Lifting member 26 is provided with six groups, and the equipartition is in the inside of box 21, and every two sets of lifting member 26 all meet through second transmission shaft 265 around moreover, and six sets of lifting member 26's setting is two sets of left sides that are located respectively, and two sets of right sides that are located, two sets of centre that are located for the atress distributes evenly, avoids the too big or undersize production of certain one side atress unstable and brings the potential safety hazard for equipment fixing. The gear 266 is engaged with the rack 222, the rack 222 moves to drive the gear 266 to rotate, the gear 266 rotates and the second transmission shaft 265 rotates, the second transmission shaft 265 drives the two sets of second linkage posts 264 to rotate simultaneously, and the second linkage posts 264 are connected with the first linkage posts 262 through the second rotating shaft 263, so the second linkage posts 264 rotate and drive the first linkage posts 262 to ascend.

The shock absorbing member 27 comprises a lower column 273, a spring 274 is movably connected inside the lower column 273, an upper column 272 is wound on the outer side of the spring 274, an upper connecting block 271 is mounted at the top end of the spring 274, when the upper connecting block 271 is pressed, the upper column 272 is driven to descend, and because the spring 274 is wound on the outer side of the upper column 272, the upper column 272 descends, and meanwhile the spring 274 is stressed to contract to have a reverse acting force to buffer the upper connecting block 271.

The working principle is as follows:

the motor 221 is started, the motor 221 drives the first transmission shaft 224 to rotate, the three groups of second connection blocks 223 simultaneously move when the first transmission shaft 224 rotates, the rack 222 mounted on the second connection blocks 223 simultaneously moves, the rack 222 moves to drive the gear 266 matched with the rack to rotate, the gear 266 rotates and the second transmission shaft 265 rotates simultaneously, the second transmission shaft 265 drives the two groups of second linkage columns 264 to simultaneously rotate, and the second linkage columns 264 are connected with the first linkage columns 262 through the second rotating shafts 263, so that the first linkage columns 262 are driven to ascend while the second linkage columns 264 rotate, and the support plates 23 are driven to stably ascend by the four groups of first connection blocks 24 when the first linkage columns 262 are on;

when shaking happens, the two groups of shock absorbing pieces 27 positioned at the lower part of the support plate 23 play a role in buffering, when the upper connecting block 271 is pressed, the upper column 272 is driven to descend, and because the spring 274 is wound outside the upper column 272, the spring 274 is stressed to contract when the upper column 272 descends, and the reverse acting force is exerted on the upper connecting block 271 to play a role in slowing down the influence caused by shaking, so that the operation is finished.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention.

Claims (6)

1. The utility model provides an automatic oil field well water injection device, includes piping system (1), its characterized in that: the lifting mechanism (2) is installed at the bottom of the pipeline system (1), the lifting mechanism (2) comprises a box body (21), a support plate (23) is installed on the upper portion of the box body (21), the support plate (23) is connected with the box body (21), a first connecting block (24) is installed at the bottom of the support plate (23), a lifting piece (26) is movably connected to the first connecting block (24) through a sizing block (25), a transmission mechanism (22) is arranged at the bottom of the lifting piece (26), and two groups of impact reducing pieces (27) are arranged between the box body (21) and the support plate (23).

2. The automatic oil field well water injection device of claim 1, wherein: drive mechanism (22) include motor (221), the one end fixedly connected with first transmission shaft (224) of motor (221), be provided with three sets of second connecting block (223) on first transmission shaft (224), cogged rail (222) are installed on second connecting block (223) upper portion.

3. The automatic oil field well water injection device of claim 2, wherein: lifting member (26) include first pivot (261), first pivot (261) and parallels (25) swing joint, the one end of first pivot (261) is connected with first linkage post (262), the other end of first linkage post (262) passes through second pivot (263) and second linkage post (264) swing joint, second transmission shaft (265) are installed to the other end of second linkage post (264), outside fixedly connected with gear (266) that second transmission shaft (265) are close to second linkage post (264).

4. The automatic oil field water injection device according to claim 3, wherein: the lifting pieces (26) are provided with six groups which are uniformly distributed in the box body (21), and each two groups of lifting pieces (26) in the front and the back are connected through a second transmission shaft (265).

5. The automatic oil field well water injection device of claim 3, wherein: the gear (266) is engaged with the rack (222).

6. The automatic oil field well water injection device of claim 1, wherein: the shock absorbing piece (27) comprises a lower column (273), a spring (274) is movably connected inside the lower column (273), an upper column (272) is wound on the outer side of the spring (274), and an upper connecting block (271) is installed at the top end of the spring (274).

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