CN215213918U

CN215213918U - Screw pump special for oil field underground

Info

Publication number: CN215213918U
Application number: CN202121348846.6U
Authority: CN
Inventors: 张照富
Original assignee: Guangzhou Jiezhuo Pump Industry Co ltd
Current assignee: Guangzhou Jiezhuo Pump Industry Co ltd
Priority date: 2021-06-17
Filing date: 2021-06-17
Publication date: 2021-12-17
Anticipated expiration: 2031-06-17

Abstract

The utility model discloses a special screw pump in oil field underground, including the surge tank, the inside sliding connection of surge tank has the shock attenuation board, and the top of shock attenuation board is equipped with the cooling frame, and the bottom equidistance fixedly connected with backup pad of shock attenuation board, the bottom symmetry of backup pad are rotated and are connected with the shock attenuation pole, and the one end of shock attenuation pole is rotated and is connected with the slider, and the inside equidistance of surge tank is equipped with the dead lever, the equal fixedly connected with fixed block in both ends of dead lever, and the outside cover that just is located the dead lever between slider and the fixed block is equipped with the second spring, the utility model discloses the beneficial effect who reaches is: the temperature of the screw pump body is reduced, the matching precision and the service performance of each part are prevented from being influenced, the service life of the screw pump is prolonged, the screw pump body can be damped when the screw pump body runs, the screw pump body is prevented from being impacted with the damping box, the screw pump is prevented from being damaged, and the service life of the screw pump body is prolonged.

Description

Screw pump special for oil field underground

Technical Field

The utility model relates to a screw pump technical field specifically is a special screw pump of oil field underground.

Background

In the existing life, a screw pump is a positive displacement rotor pump, which sucks and discharges liquid by the volume change of a sealed cavity formed by a screw and a bushing, and is divided into a single screw pump, a double screw pump, a triple screw pump and a quintuple screw pump according to the number of screws. The screw pump has the characteristics of stable flow, small pressure pulsation, self-suction capability, low noise, high efficiency, long service life and reliable work; the screw pump capable of conveying high-viscosity medium is a rotary pump which conveys liquid or boosts the liquid by means of volume change and movement of an engaging space formed by a pump body and a screw rod, when a driving screw rod rotates, the driving screw rod drives a driven screw rod engaged with the driving screw rod to rotate together, the volume of the screw rod engaging space at one end of a suction cavity is gradually increased, and the pressure is reduced. In the field of oil field underground oil extraction, a screw pump is important oil extraction well lifting equipment, a protective device is lacked in the use process of the existing screw pump, the operation of the screw pump can cause large vibration, the screw pump can be collided with a base to damage the screw pump, and after the screw pump is used for a long time, large heat can be generated, the heat conductivity of the existing screw pump is poor, heat dissipation is not facilitated, the temperature of a pump body is increased, the matching precision and the use performance of each component are affected, the screw pump is easy to damage, and the service life of the screw pump is shortened.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide to solve the problem that proposes among the above-mentioned background art.

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model relates to a screw pump special for oil field underground, which comprises a damping box, a damping plate is connected inside the damping box in a sliding way, the top of the damping plate is provided with a cooling frame, the bottom of the damping plate is fixedly connected with supporting plates at equal intervals, the bottom of the supporting plate is symmetrically and rotatably connected with a damping rod, one end of the damping rod is rotatably connected with a sliding block, the inner part of the damping box is equidistantly provided with fixed rods, both ends of each fixed rod are fixedly connected with fixed blocks, a second spring is sleeved between the sliding block and the fixed block and positioned at the outer side of the fixed rod, a screw pump body is fixedly connected at the top of the damping plate and positioned in the cooling frame, the top of the damping plate and the outer side of the cooling frame are fixedly connected with a cooling box, the interior of the cooling box is fixedly connected with a clapboard, the top fixedly connected with fan of baffle, the inside of cooling box and the bottom fixedly connected with semiconductor refrigeration piece that is located the baffle.

As an optimal scheme of the utility model, two just be located the outside fixedly connected with dog of dead lever between the fixed block.

As a preferred scheme of the utility model, the top of surge tank and the one side fixedly connected with riser that is located the cooling case, the top fixedly connected with baffle of riser, the inside equidistance sliding connection of baffle has first gag lever post, the inside sliding connection of cooling frame has the backplate, the bottom and the backplate fixed connection of first gag lever post, the outside of first gag lever post and the top cover that is located the backplate are equipped with first spring.

As a preferred scheme of the utility model, the inside symmetry of surge tank is equipped with the cooling board, the inside of cooling tank and the below that is located the baffle are equipped with the siphunculus, the air inlet and the siphunculus intercommunication of fan, the gas outlet and the cooling board intercommunication of siphunculus.

As a preferred scheme of the utility model, the inside symmetry fixedly connected with second gag lever post of surge tank, the outside and the shock attenuation board sliding connection of second gag lever post.

As a preferred scheme of the utility model, the inside of cooling box and the one side fixedly connected with heating panel that is located the semiconductor refrigeration piece, the inside of cooling box and the opposite side equidistance fixedly connected with metal sheet that is located the semiconductor refrigeration piece.

As an optimized scheme of the utility model, the outside of cooling frame is equipped with control panel, equal and the control panel electric connection of fan and semiconductor refrigeration piece.

The utility model discloses the beneficial effect who reaches is: through the setting of fan, siphunculus and cooling plate, can reduce the inside cooling of cooling frame, reduce the temperature of screw pump body, prevent to influence the cooperation precision and the performance of each part, prolong the life of screw pump, through the setting of shock-absorbing rod, backup pad and second spring, can carry out the shock attenuation to screw pump body when screw pump body moves, prevent that screw pump body and surge tank from producing the striking, damage the screw pump, the live time of extension screw pump body.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

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

fig. 2 is a schematic view of the internal structure of the present invention;

fig. 3 is an enlarged schematic view of a.

In the figure, 1, a damping box; 2. a cooling frame; 3. a cooling box; 4. a vertical plate; 5. a baffle plate; 6. a guard plate; 7. a first spring; 8. a first limit rod; 9. a partition plate; 10. a fan; 11. a heat dissipation plate; 12. a semiconductor refrigeration sheet; 13. a metal plate; 14. pipe passing; 15. a damper plate; 16. a second limiting rod; 17. a screw pump body; 18. a cooling plate; 19. a support plate; 20. a shock-absorbing lever; 21. a fixed block; 22. fixing the rod; 23. a stopper; 24. a slider; 25. a second spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the utility model provides a screw pump special for oil field underground, which comprises a damping box 1, a damping plate 15 is slidably connected inside the damping box 1, a cooling frame 2 is arranged on the top of the damping plate 15 to reduce the temperature of the screw pump body 17, prevent the influence on the matching precision and the service performance of each component, prolong the service life of the screw pump, a supporting plate 19 is fixedly connected with the bottom of the damping plate 15 at equal intervals, a damping rod 20 is symmetrically and rotatably connected with the bottom of the supporting plate 19, a sliding block 24 is rotatably connected with one end of the damping rod 20, a fixing rod 22 is equidistantly arranged inside the damping box 1, fixing blocks 21 are fixedly connected with both ends of the fixing rod 22, a second spring 25 is sleeved between the sliding block 24 and the fixing block 21 and outside the fixing rod 22 to damp the screw pump body 17, prevent the screw pump body 17 from colliding with the damping box 1 and damaging the screw pump, the live time of extension screw pump body 17, the top of shock attenuation board 15 and the inside fixedly connected with screw pump body 17 that is located cooling frame 2, the top of shock attenuation board 15 and the outside fixedly connected with cooling box 3 that is located cooling frame 2, the inside fixedly connected with baffle 9 of cooling box 3, the top fixedly connected with fan 10 of baffle 9, the inside of cooling box 3 and the bottom fixedly connected with semiconductor refrigeration piece 12 that is located baffle 9, conveniently reduce the temperature of screw pump body 17.

Furthermore, a stop block 23 is fixedly connected between the two fixing blocks 21 and positioned on the outer side of the fixing rod 22, so that the sliding block 24 is convenient to limit.

Further, the top of surge tank 1 and the one side fixedly connected with riser 4 that is located cooling box 3, the top fixedly connected with baffle 5 of riser 4, the inside equidistance sliding connection of baffle 5 has first gag lever post 8, the inside sliding connection of cooling frame 2 has backplate 6, the bottom and the 6 fixed connection of backplate of first gag lever post 8, the outside of first gag lever post 8 and the top cover that is located backplate 6 are equipped with first spring 7, the convenience is damped screw pump body 17.

Further, the inside symmetry of surge tank 1 is equipped with cooling plate 18, and the inside of cooling tank 3 is equipped with siphunculus 14 just being located the below of baffle 9, and the air inlet and the siphunculus 14 intercommunication of fan 10, the gas outlet and the cooling plate 18 intercommunication of siphunculus 14 conveniently cool down screw pump body 17.

Furthermore, the inside symmetry fixedly connected with second gag lever post 16 of surge tank 1, the outside and the damper plate 15 sliding connection of second gag lever post 16 carry on spacingly to damper plate 15.

Further, inside of cooling box 3 and the one side fixedly connected with heating panel 11 that is located semiconductor refrigeration piece 12, inside of cooling box 3 and the opposite side equidistance fixedly connected with metal sheet 13 that is located semiconductor refrigeration piece 12 conveniently dispels the heat to semiconductor refrigeration piece 12.

Further, the outside of cooling frame 2 is equipped with control panel, and fan 10 and semiconductor refrigeration piece 12 all with control panel electric connection, conveniently cool down screw pump body 17.

Use the utility model discloses the time, when taking place to rock when screw pump body 17 operates, produced impact force can drive damping plate 15 and push down backup pad 19 and shock-absorbing rod 20, shock-absorbing rod 20 promotes slider 24 and removes, slider 24 prolongs the pole 22 and removes extrusion second spring 25, cushion, screw pump body 17 promotes backplate 6 and extrudes first spring 7 when rocking from top to bottom about, from buffering screw pump body 17 during operation and surge tank 1 between the striking, after long-time the use, screw pump body 17's temperature risees, semiconductor refrigeration piece 12 is with the inside liquid cooling of cooling tank 3, fan 10 carries the inside of cooling frame 2 with outside air through siphunculus 14, cool down the inside screw pump body 17 of cooling frame 2, the life of effectual extension screw pump.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second", "third", "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby the features defined as "first", "second", "third", "fourth" may explicitly or implicitly include at least one such feature.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a special screw pump in oil field underground, includes surge tank (1), its characterized in that: the shock absorption structure is characterized in that a shock absorption plate (15) is connected to the inside of the shock absorption box (1) in a sliding mode, a cooling frame (2) is arranged at the top of the shock absorption plate (15), a supporting plate (19) is fixedly connected to the bottom of the shock absorption plate (15) at equal intervals, shock absorption rods (20) are symmetrically and rotatably connected to the bottom of the supporting plate (19), a sliding block (24) is rotatably connected to one end of each shock absorption rod (20), fixing rods (22) are arranged at the inside of the shock absorption box (1) at equal intervals, fixing blocks (21) are fixedly connected to the two ends of each fixing rod (22), a second spring (25) is sleeved between each sliding block (24) and each fixing block (21) and located on the outer side of each fixing rod (22), a screw pump body (17) is fixedly connected to the top of the shock absorption plate (15) and located on the inside of the cooling frame (2), and a cooling box (3) is fixedly connected to the top of the shock absorption plate (15) and located on the outer side of the cooling frame (2), the inside fixedly connected with baffle (9) of cooling box (3), the top fixedly connected with fan (10) of baffle (9), the inside of cooling box (3) and the bottom fixedly connected with semiconductor refrigeration piece (12) that are located baffle (9).

2. The screw pump special for the underground of the oil field as claimed in claim 1, wherein: a stop block (23) is fixedly connected between the two fixing blocks (21) and positioned at the outer side of the fixing rod (22).

3. The screw pump special for the underground of the oil field as claimed in claim 1, wherein: the top of surge tank (1) and be located one side fixedly connected with riser (4) of cooling box (3), the top fixedly connected with baffle (5) of riser (4), the inside equidistance sliding connection of baffle (5) has first gag lever post (8), the inside sliding connection of cooling frame (2) has backplate (6), the bottom and backplate (6) fixed connection of first gag lever post (8), the outside of first gag lever post (8) and the top cover that is located backplate (6) are equipped with first spring (7).

4. The screw pump special for the underground of the oil field as claimed in claim 1, wherein: the inside symmetry of surge tank (1) is equipped with cooling plate (18), the inside of cooling tank (3) and the below that is located baffle (9) are equipped with siphunculus (14), the air inlet and siphunculus (14) intercommunication of fan (10), the gas outlet and the cooling plate (18) intercommunication of siphunculus (14).

5. The screw pump special for the underground of the oil field as claimed in claim 1, wherein: the inside symmetry fixedly connected with second gag lever post (16) of surge tank (1), the outside and the shock attenuation board (15) sliding connection of second gag lever post (16).

6. The screw pump special for the underground of the oil field as claimed in claim 1, wherein: the cooling box is characterized in that a cooling plate (11) is fixedly connected to one side of the inside of the cooling box (3) and located on the semiconductor refrigeration piece (12), and a metal plate (13) is fixedly connected to the other side of the inside of the cooling box (3) and located on the semiconductor refrigeration piece (12) in an equidistant mode.

7. The screw pump special for the underground of the oil field as claimed in claim 1, wherein: the outside of cooling frame (2) is equipped with control panel, fan (10) and semiconductor refrigeration piece (12) all with control panel electric connection.