阅读说明：本技术 （0-70Mpa）压力可调节示踪剂柱塞泵 ((0-70 Mpa) pressure adjustable tracer plunger pump ) 是由 姜晶宇 魏光运 张虎飞 于 2019-09-24 设计创作，主要内容包括：本发明涉及油田开采技术领域,尤其为(0-70Mpa)压力可调节示踪剂柱塞泵,包括底座、压力可调式柱塞泵、压力指示表和压力调节阀,所述底座上端面固定右侧固定连接有压力可调式柱塞泵,所述压力可调式柱塞泵上端面固定连接有呈左右分布的压力调节阀和压力指示表,所述压力可调式柱塞泵左端面固定连接有输入筒,所述输入筒左端面固定连接有连接装置,所述连接装置左端面固定连接有连接管,所述连接管另一端连通有过滤装置；本发明中,通过设置的连接装置、转动筒和密封环,通过转动筒与转动管的螺旋连接使转动筒挤压连接环,然后在密封环和橡胶垫的作用下,使其具有很好的密封性,且连接环不易挤压损坏,保证柱塞泵的正常使用。(The invention relates to the technical field of oilfield exploitation, in particular to a (0-70 Mpa) pressure-adjustable tracer plunger pump, which comprises a base, a pressure-adjustable plunger pump, a pressure indicating table and a pressure adjusting valve, wherein the right side of the upper end surface of the base is fixedly connected with the pressure-adjustable plunger pump, the upper end surface of the pressure-adjustable plunger pump is fixedly connected with the pressure adjusting valve and the pressure indicating table which are distributed left and right, the left end surface of the pressure-adjustable plunger pump is fixedly connected with an input cylinder, the left end surface of the input cylinder is fixedly connected with a connecting device, the left end surface of the connecting device is fixedly connected with a connecting pipe, and the other end of; according to the invention, through the connecting device, the rotating cylinder and the sealing ring, the rotating cylinder extrudes the connecting ring through the spiral connection of the rotating cylinder and the rotating pipe, and then the connecting ring has good sealing property under the action of the sealing ring and the rubber pad, and the connecting ring is not easy to extrude and damage, so that the normal use of the plunger pump is ensured.)

(0-70 Mpa) adjustable tracer plunger pump of pressure, including base (1), adjustable plunger pump of pressure (2), pressure indicator (3) and pressure regulating valve (4), its characterized in that: plunger pump (2) with adjustable the fixed right side fixedly connected with pressure of base (1) up end, pressure regulating valve (4) and pressure indicator (3) that the up end fixedly connected with of pressure adjustable plunger pump (2) was left right side distribution, pressure adjustable plunger pump (2) left end fixedly connected with input cylinder (5), input cylinder (5) left end fixedly connected with connecting device (6), connecting device (6) left end fixedly connected with connecting pipe (7), connecting pipe (7) other end intercommunication has filter equipment (8), filter equipment (8) left end intercommunication has water pipe (10).

2. The (0-70 Mpa) pressure adjustable tracer plunger pump according to claim 1, characterized in that: the lower end face of the filtering device (8) is fixedly connected with the base (1), and the upper end face of the connecting pipe (7) is communicated with a material conveying pipe (9).

3. The (0-70 Mpa) pressure adjustable tracer plunger pump according to claim 1, characterized in that: the connecting device (6) comprises a rotating pipe (601), a connecting ring (602), a rubber pad (603) and a rotating cylinder (604), wherein the connecting ring (602) is arranged on the right side inside the rotating pipe (601), the rubber pad (603) is arranged on the right side of the connecting ring (602), the right end face of the connecting ring (602) is fixedly connected with the input cylinder (5), the rotating cylinder (604) is arranged on the left side of the connecting ring (602), and the left end face of the rotating cylinder (604) is fixedly connected with the connecting pipe (7).

4. The (0-70 Mpa) pressure adjustable tracer plunger pump according to claim 3, characterized in that: an annular groove is formed in the left end face of the connecting ring (602), a sealing ring (605) is arranged in the annular groove, the left end face of the sealing ring (605) is fixedly connected with the rotating cylinder (604), threads are formed in the outer side of the rotating cylinder (604), and the rotating cylinder (604) is in threaded connection with the rotating pipe (601) through the threads.

5. The (0-70 Mpa) pressure adjustable tracer plunger pump according to claim 3, characterized in that: the right side in the rotating pipe (601) is provided with a sliding groove, the connecting ring (602) is in sliding connection with the rotating pipe (601) through the sliding groove, and the outer diameter of the rubber pad (603) is the same as that of the connecting ring (602).

6. The (0-70 Mpa) pressure adjustable tracer plunger pump according to claim 1, characterized in that: the filtering device (8) comprises a filtering box (801), a rotating motor (802), a rotating shaft (803) and a shifting plate (804), the lower end face of the filtering box (801) is fixedly connected with the base (1), the right end face of the filtering box (801) is communicated with a connecting pipe (7), the left end face of the filtering box (801) is communicated with a material conveying pipe (9), the right end face of the filtering box (801) is fixedly connected with the rotating motor (802), the tail end of a spindle of the rotating motor (802) is fixedly connected with the rotating shaft (803), the other end of the rotating shaft (803) is rotatably connected with the filtering box (801), the shifting plate (804) which is uniformly distributed is fixedly connected with the outer side of the filtering box (801), the other end of the shifting plate (804) is fixedly connected with a scraping plate (805), a fixed filtering net (806) is arranged below the scraping plate (806), the left end face and the right end face of the, fixed filter screen (806) the place ahead is equipped with slip filter screen (807), terminal surface and rose box (801) sliding connection about slip filter screen (807).

7. The (0-70 Mpa) pressure adjustable tracer plunger pump according to claim 6, characterized in that: sliding filter screen (807) up end fixedly connected with connecting rod (808), connecting rod (808) outside sliding connection has limiting plate (812) and closing plate (811) that are distribution from top to bottom, the terminal surface is sealed setting with rose box (801) under closing plate (811), limiting plate (812) up end sliding connection has gag lever post (813), gag lever post (813) rear end fixedly connected with push pedal (814), handle (809) are carried to connecting rod (808) up end fixedly connected with, the connecting rod (808) outside is equipped with expanding spring (810), expanding spring (810) one end with carry handle (809) fixed connection, expanding spring (810) other end and limiting plate (812) fixed connection.

8. The (0-70 Mpa) pressure adjustable tracer plunger pump according to claim 6, characterized in that: the scraper blade (805) is the triangular prism setting, scraper blade (805) length is the same with fixed filter screen (806) length, is located the below scraper blade (805) and fixed filter screen (806) surface contact, fixed filter screen (806) up end and slip filter screen (807) up end all are the arc setting.

Technical Field

The invention relates to the technical field of oilfield exploitation, in particular to a tracer plunger pump with adjustable (0-70 Mpa) pressure.

Background

The plunger pump is an important device of a hydraulic system, changes the volume of a sealed working cavity to absorb and press oil by means of reciprocating motion of a plunger in a cylinder body, has the advantages of high rated pressure, compact structure, high efficiency, convenience in flow regulation and the like, and is widely applied to occasions where high pressure, large flow and flow need to be regulated, such as hydraulic machines, engineering machinery and ships.

In the process of oil well development, after the oil field enters the middle and later development oil extraction stage, the pressure of an oil layer is generally kept by adopting a mode of injecting water into the stratum so as to achieve the purpose of improving the final recovery ratio, in the mode, the situation of air leakage and air leakage often occurs at the joint of a plunger pump and the outside, so that the pressure is reduced, substances in a water tank and a material tank cannot be pumped out in time, water in the existing water tank cannot be filtered, a large amount of solid impurities are inevitably generated after long-time use, the impurities are very likely to influence the normal use of mechanical parts such as the plunger pump, a one-way valve and the like, meanwhile, in order to obtain the injection condition information of an interval and a small layer, the water injection effect of a water injection well is measured and analyzed by adopting a tracer method in the prior art, a tracer injection device is connected to a water injection pipeline in parallel, and the tracer is injected into the stratum by adopting a water injection and shunt, the disadvantage of this injection method is that it is not known exactly whether the tracer is injected into the formation at all, and therefore a (0-70 Mpa) pressure adjustable tracer plunger pump is proposed to address the above problems.

Disclosure of Invention

The invention aims to provide a (0-70 MPa) pressure adjustable tracer plunger pump to solve the problems in the background technology.

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

(0-70 Mpa) pressure adjustable tracer plunger pump, including base, pressure adjustable plunger pump, pressure indicator table and pressure regulating valve, the plunger pump with adjustable the fixed right side fixedly connected with pressure of base up end, pressure adjustable plunger pump up end fixedly connected with is about the pressure regulating valve and the pressure indicator table that distribute, pressure adjustable plunger pump left end face fixedly connected with input cylinder, input cylinder left end face fixedly connected with connecting device, connecting device left end face fixedly connected with connecting pipe, connecting pipe other end intercommunication has filter equipment, filter equipment left end face intercommunication has the water pipe.

Preferably, the lower end surface of the filtering device is fixedly connected with the base, and the upper end surface of the connecting pipe is communicated with a material conveying pipe.

Preferably, the connecting device comprises a rotating pipe, a connecting ring, a rubber pad and a rotating cylinder, the connecting ring is arranged on the right side inside the rotating pipe, the rubber pad is arranged on the right side of the connecting ring, the right end face of the connecting ring is fixedly connected with the input cylinder, the rotating cylinder is arranged on the left side of the connecting ring, and the left end face of the rotating cylinder is fixedly connected with the connecting pipe.

Preferably, an annular groove is formed in the left end face of the connecting ring, a sealing ring is arranged in the annular groove, the left end face of the sealing ring is fixedly connected with the rotating cylinder, threads are formed in the outer side of the rotating cylinder, and the rotating cylinder is in threaded connection with the rotating pipe through the threads.

Preferably, a sliding groove is formed in the right side inside the rotating tube, the connecting ring is in sliding connection with the rotating tube through the sliding groove, and the outer diameter of the rubber pad is the same as that of the connecting ring.

Preferably, filter equipment includes the rose box, rotates motor, axis of rotation and dials the board, terminal surface and base fixed connection under the rose box, rose box right-hand member face and connecting pipe intercommunication, rose box left end face and conveying pipeline intercommunication, rose box right-hand member face fixedly connected with rotates the motor, rotate the terminal fixedly connected with axis of rotation of motor main shaft, the axis of rotation other end is connected with the rose box rotation, the rose box outside fixedly connected with evenly distributed dials the board, dial the equal fixedly connected with scraper blade of the board other end, the scraper blade below is equipped with fixed filter screen, terminal surface and rose box fixed connection about the fixed filter screen, fixed filter screen the place ahead is equipped with the slip filter screen, terminal surface and rose box sliding connection about the slip filter screen.

Preferably, the upper end face of the sliding filter screen is fixedly connected with a connecting rod, the outer side of the connecting rod is slidably connected with a limiting plate and a sealing plate which are vertically distributed, the lower end face of the sealing plate is hermetically arranged with the filter box, the upper end face of the limiting plate is slidably connected with a limiting rod, the rear end face of the limiting rod is fixedly connected with a push plate, the upper end face of the connecting rod is fixedly connected with a lifting handle, an expansion spring is arranged on the outer side of the connecting rod, one end of the expansion spring is fixedly connected with the lifting handle, and the other end of the expansion spring is.

Preferably, the scraper blade is the triangular prism setting, scraper blade length is the same with fixed filter screen length, is located the below the scraper blade and the surface contact of fixed filter screen, fixed filter screen up end and the upper end of slip filter screen all are the arc setting.

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

1. according to the invention, through the connecting device, the rotating pipe, the connecting ring, the rubber pad, the rotating cylinder and the sealing ring, the rotating cylinder extrudes the connecting ring through the spiral connection of the rotating cylinder and the rotating pipe, and then has good sealing performance under the action of the sealing ring and the rubber pad, the connecting ring is not easy to extrude and damage, the normal pressure intensity is ensured, and the normal use of the plunger pump is ensured;

2. according to the invention, through the arrangement of the filter box, the rotating motor, the rotating shaft, the shifting plate, the scraper and the fixed filter screen, the water in the water tank can be filtered, the quality of the water is ensured, the influence of solid impurities in the water on the normal operation of the machine is avoided, the solid impurities in the fixed filter screen can be hung by the scraper, the filter screen is prevented from being blocked, the normal flow of a water source is ensured, and the practical value is good;

3. according to the invention, through the lifting handle, the telescopic spring, the sealing plate, the limiting rod and the push plate, when solid impurities are scraped off by the scraper and fall into the sliding filter screen, the solid impurities on the sliding filter screen are more, the weight is increased, the telescopic spring is compressed, so that the limiting plate is further compressed, and after the compression spring is compressed to a certain degree, the solid impurities can be taken out by pulling the lifting handle upwards, so that the machine does not need to be stopped for maintenance, the time is saved, and the practical value is good;

4. in the invention, the pressure-adjustable plunger pump is communicated with the water tank, the feed box and the tracer injection device to generate certain pressure, so that the tracer has enough pressure and is injected into the water injection well through a pipeline to reach a target layer.

Drawings

FIG. 1 is a schematic view of an installation structure of a pressure adjustable plunger pump according to the present invention;

FIG. 2 is a schematic view of a connecting device according to the present invention;

FIG. 3 is a schematic view of the structure of the filtering apparatus of the present invention;

FIG. 4 is a flow chart illustrating the operation of the pressure adjustable plunger pump of FIG. 1 according to the present invention;

fig. 5 is a schematic view of the structure of the connection ring of the present invention.

In the figure: 1-base, 2-pressure adjustable plunger pump, 3-pressure indicator, 4-pressure regulating valve, 5-input cylinder, 6-connecting device, 601-rotating pipe, 602-connecting ring, 603-rubber pad, 604-rotating cylinder, 605-sealing ring, 7-connecting pipe, 8-filtering device, 801-filtering box, 802-rotating motor, 803-rotating shaft, 804-shifting plate, 805-scraping plate, 806-fixed filtering net, 807-sliding filtering net, 808-connecting rod, 809-lifting handle, 810-expansion spring, 811-sealing plate, 812-limiting plate, 813-limiting rod, 814-pushing plate, 9-conveying pipe, 10-water pipe and 11-output cylinder.

Detailed Description