阅读说明：本技术 一种潜油电机机械换向往复柱塞泵 (Mechanical reversing reciprocating plunger pump of submersible motor ) 是由 郭正华 于 2019-11-20 设计创作，主要内容包括：本发明公开了一种潜油电机机械换向往复柱塞泵,包括套管,所述套管的上端外表面设有井口,所述套管的内部固定连接有油管、直线电机、压力平衡阀与柱塞泵,且油管、直线电机、压力平衡阀与柱塞泵在套管的内部从上至下依次竖向连接,所述柱塞泵的一侧外表面固定连接有固定弹片,所述固定弹片的一侧外表面固定连接有弹簧,所述柱塞泵的下端外表面固定连接有支座,所述柱塞泵的另一侧外表面设有连接阀,所述支座的一端外表面设有连接座,所述连接座的上端外表面设有盖板,所述盖板的一侧外表面设有合页,所述盖板的上端外表面设有锁芯。本发明能够使柱塞泵安装更加牢固,并能使柱塞泵的使用效果更好,具有实用性。(The invention discloses an oil-submersible motor mechanical reversing reciprocating plunger pump which comprises a sleeve, wherein a well mouth is arranged on the outer surface of the upper end of the sleeve, an oil pipe, a linear motor, a pressure balance valve and a plunger pump are fixedly connected inside the sleeve, the oil pipe, the linear motor, the pressure balance valve and the plunger pump are sequentially and vertically connected inside the sleeve from top to bottom, a fixed elastic sheet is fixedly connected to the outer surface of one side of the plunger pump, a spring is fixedly connected to the outer surface of one side of the fixed elastic sheet, a support is fixedly connected to the outer surface of the lower end of the plunger pump, a connecting valve is arranged on the outer surface of the other side of the plunger pump, a connecting seat is arranged on the outer surface of one end of the support, a cover plate is arranged on the outer surface of the upper end. The plunger pump can be more firmly installed, the using effect of the plunger pump is better, and the plunger pump has practicability.)

1. The mechanical reversing reciprocating plunger pump of the submersible motor comprises a sleeve (2) and is characterized in that a well head (1) is arranged on the outer surface of the upper end of the sleeve (2), an oil pipe (3), a linear motor (4), a pressure balance valve (5) and a plunger pump (6) are fixedly connected inside the sleeve (2), the oil pipe (3), the linear motor (4), the pressure balance valve (5) and the plunger pump (6) are vertically connected inside the sleeve (2) from top to bottom in sequence, a fixed elastic sheet (7) is fixedly connected to the outer surface of one side of the plunger pump (6), a spring (8) is fixedly connected to the outer surface of one side of the fixed elastic sheet (7), a support (9) is fixedly connected to the outer surface of the lower end of the plunger pump (6), a connecting valve (10) is arranged on the outer surface of the other side of the plunger pump (6), a connecting seat (12) is arranged on the, the utility model discloses a well drilling machine, including connecting seat (12), lid, hinge (14), lock core (15) are equipped with to the upper end surface of connecting seat (12), one side surface of lid (13) is equipped with hinge (14), the upper end surface of lid (13) is equipped with lock core (15), inside one side of connecting seat (12) is equipped with plunger (16), the front end external surface fixed connection of connecting seat (12) has connecting plate (17), the position that the lower extreme of plunger pump (6) is located the inside of sleeve pipe (2) is equipped with screen pipe (23).

2. The submersible motor mechanical reversing reciprocating plunger pump according to claim 1, characterized in that a driving gas inlet (19) is fixedly connected above one side of the connecting plate (17), and a driving gas outlet (20) is fixedly connected below the other side of the connecting plate (17).

3. The submersible motor mechanical reversing reciprocating plunger pump according to claim 1, characterized in that the outer surface of the upper end of the connecting plate (17) is fixedly connected with a driving air valve (21) and a barometer (22), and the driving air valve (21) is positioned at one side of the barometer (22).

4. The submersible motor mechanical reversing reciprocating plunger pump according to claim 1, characterized in that the outer surface of the front end of the connecting plate (17) is provided with connecting holes (18), and the number of the connecting holes (18) is several groups.

5. The submersible motor mechanical reversing reciprocating plunger pump according to claim 1, characterized in that one end of the spring (8) is fixedly connected with the fixed spring plate (7), and the other end of the spring (8) is fixedly connected with the plunger pump (6).

6. The submersible motor mechanical reversing reciprocating plunger pump according to claim 1, characterized in that the number of the plungers (16) is three, and the connecting inlet (11) is fixedly connected to the outer surface of one side of the connecting valve (10).

Technical Field

The invention relates to the technical field of submersible motors, in particular to a mechanical reversing reciprocating plunger pump of a submersible motor.

Background

The plunger pump is an important device of a hydraulic system, the plunger pump depends on the reciprocating motion of a plunger in a cylinder body, the volume of a sealed working cavity is changed to absorb and press oil, the plunger pump acts on an oil-submersible motor to reverse the machinery of the oil-submersible motor, but the existing oil-submersible motor mechanical reversing reciprocating plunger pump has certain defects when in use, the plunger pump is not firmly installed enough, the using effect of the plunger pump is not good, and certain influence is brought to the using process, so the prior oil-submersible motor mechanical reversing reciprocating plunger pump is improved.

Disclosure of Invention

The invention aims to solve the defects in the prior art and provides a mechanical reversing reciprocating plunger pump of a submersible motor.

In order to achieve the purpose, the invention adopts the following technical scheme:

a mechanical reversing reciprocating plunger pump of an oil-submersible motor comprises a sleeve, wherein the outer surface of the upper end of the sleeve is provided with a well mouth, the interior of the sleeve is fixedly connected with an oil pipe, a linear motor, a pressure balance valve and a plunger pump, the oil pipe, the linear motor, the pressure balance valve and the plunger pump are sequentially and vertically connected in the sleeve from top to bottom, the outer surface of one side of the plunger pump is fixedly connected with a fixed elastic sheet, the outer surface of one side of the fixed elastic sheet is fixedly connected with a spring, the outer surface of the lower end of the plunger pump is fixedly connected with a support, the outer surface of the other side of the plunger pump is provided with a connecting valve, the outer surface of one end of the support is provided with a connecting seat, the outer surface of the upper end of the connecting seat is provided with a cover plate, the outer surface of one side of the, and a sieve tube is arranged at the position, located inside the sleeve, of the lower end of the plunger pump.

Preferably, a driving air inlet is fixedly connected to the upper side of one side of the connecting plate, and a driving air outlet is fixedly connected to the lower side of the other side of the connecting plate.

Preferably, the outer surface of the upper end of the connecting plate is fixedly connected with a driving air valve and an air pressure meter, and the driving air valve is positioned on one side of the air pressure meter.

Preferably, the outer surface of the front end of the connecting plate is provided with a plurality of groups of connecting holes.

Preferably, one end of the spring is fixedly connected with the fixed elastic sheet, and the other end of the spring is fixedly connected with the plunger pump.

Preferably, the number of the plungers is three, and a connection inlet is fixedly connected to the outer surface of one side of the connection valve.

Compared with the prior art, the invention has the beneficial effects that:

1. according to the invention, the reciprocating plunger pump can be more firmly installed by the arranged fixed elastic sheet and the spring, and the force of the reciprocating plunger pump can be buffered when the reciprocating plunger pump is subjected to impact force by utilizing the buffering action of the spring, so that the connection looseness of the reciprocating plunger pump is avoided;

2. according to the invention, the connecting seat can be conveniently opened through the cover plate, the hinge and the lock cylinder, so that the plunger of the plunger pump can be conveniently maintained and lubricated, and the using effect of the plunger pump is better;

the plunger pump can be more firmly installed, the using effect of the plunger pump is better, and the plunger pump has practicability.

Drawings

Fig. 1 is a schematic structural diagram of a submersible motor mechanical reversing reciprocating plunger pump provided by the invention;

fig. 2 is a top view of a submersible motor mechanical reversing reciprocating plunger pump according to the present invention;

fig. 3 is a schematic position diagram of a submersible motor mechanical reversing reciprocating plunger pump according to the present invention.

In the figure: 1 wellhead, 2 casing pipes, 3 oil pipes, 4 linear motors, 5 pressure balance valves, 6 plunger pumps, 7 fixed elastic sheets, 8 springs, 9 supports, 10 connecting valves, 11 connecting inlets, 12 connecting seats, 13 cover plates, 14 hinges, 15 lock cylinders, 16 plungers, 17 connecting plates, 18 connecting holes, 19 driving air inlets, 20 driving air outlets, 21 driving air valves, 22 barometers and 23 sieve pipes.

Detailed Description

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, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-3, a mechanical reversing reciprocating plunger pump of an oil-submersible motor comprises a casing 2, a well mouth 1 is arranged on the outer surface of the upper end of the casing 2, an oil pipe 3, a linear motor 4, a pressure balance valve 5 and a plunger pump 6 are fixedly connected inside the casing 2, the oil pipe 3, the linear motor 4, the pressure balance valve 5 and the plunger pump 6 are sequentially and vertically connected inside the casing 2 from top to bottom, a fixing elastic sheet 7 is fixedly connected to the outer surface of one side of the plunger pump 6, a spring 8 is fixedly connected to the outer surface of one side of the fixing elastic sheet 7, a support 9 is fixedly connected to the outer surface of the lower end of the plunger pump 6, a connecting valve 10 is arranged on the outer surface of the other side of the plunger pump 6, a connecting seat 12 is arranged on the outer surface of one end of the support 9, a cover plate 13 is, a plunger 16 is arranged on one side inside the connecting base 12, a connecting plate 17 is fixedly connected to the outer surface of the front end of the connecting base 12, and a sieve tube 23 is arranged at the position, located inside the casing 2, of the lower end of the plunger pump 6.

One side top fixedly connected with drive gas entry 19 of connecting plate 17, another side below fixedly connected with drive gas export 20 of connecting plate 17, the upper end surface fixed connection of connecting plate 17 has drive pneumatic valve 21 and barometer 22, and drive pneumatic valve 21 is located one side of barometer 22, the front end surface of connecting plate 17 is equipped with connecting hole 18, the quantity of connecting hole 18 is a plurality of groups, the one end and the fixed shell fragment 7 fixed connection of spring 8, the other end and the plunger pump 6 fixed connection of spring 8, the quantity of plunger 16 is three groups, one side surface fixed connection of connecting valve 10 has connection entry 11.

The working principle is as follows: when the oil-submersible motor is used, the fixed elastic sheet 7 on the plunger pump 6 is connected and fixed with the sleeve 2, the spring 8 can prevent the plunger pump 6 from being connected and loosened, the oil pipe 3 is connected with the connecting inlet 11 of the connecting valve 10 on the plunger pump 6, the driving gas inlet 19 and the driving gas outlet 20 on the connecting plate 17 of the connecting seat 12 are respectively connected with the driving gas valve 21, when the oil-submersible motor works, the linear motor 4 drives the plunger pump 6 to work, the plunger 16 reciprocates to change the gas pressure in the sleeve 2, so that the oil pipe 3 absorbs and presses oil through the sieve pipe 23, the barometer 22 can display the current gas pressure, the pressure balance valve 5 can adjust the gas pressure, the connecting seat 12 of the plunger pump 6 can open the cover plate 13 through the lock cylinder 15 and the hinge 14, the plunger 16 of the plunger pump 6 can be maintained and lubricated conveniently, and the using effect of the plunger; the plunger pump 6 can be more firmly installed, the using effect of the plunger pump 6 is better, and the plunger pump has practicability.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.