CN216407136U

CN216407136U - Sensor structure for oil production pump

Info

Publication number: CN216407136U
Application number: CN202122998893.1U
Authority: CN
Inventors: 吴羽凤
Original assignee: Houmeng Shenke Hangzhou Technology Co ltd
Current assignee: Houmeng Shenke Hangzhou Technology Co ltd
Priority date: 2021-11-30
Filing date: 2021-11-30
Publication date: 2022-04-29
Anticipated expiration: 2031-11-30

Abstract

The utility model relates to the technical field of sensors, and provides a sensor structure for an oil extraction pump, which comprises a cylinder shell, a circuit framework arranged in the cylinder shell, and a first joint and a second joint which are respectively connected with two ends of the circuit framework, wherein the first joint is used for being connected with an oil extraction pump, a pin hole for installing a pin is formed in the first joint, a circuit board is arranged on the first surface of the circuit framework, and a transformer is arranged on the second surface of the circuit framework. Through above-mentioned technical scheme, solved current sensor among the prior art and need additionally supply power, influence the component layout, lead to the problem of assembly complicacy.

Description

Sensor structure for oil production pump

Technical Field

The utility model relates to the technical field of sensors, in particular to a sensor structure for an oil extraction pump.

Background

With the progress of oil extraction technology in the field of oil fields in China, various electric pumps of different types have examples of actual operation of oil wells, wherein various motors such as a synchronous motor driving an oil pump and an asynchronous motor provide power for the operation of the oil pump. No matter which motor is applied, the sensor is needed to be matched for carrying out environment monitoring underground. However, most of the existing sensors need independent power supply and are additionally connected with a power supply, so that the layout of electric elements is unreasonable, the installation and assembly are complex, and the production efficiency is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model provides a sensor structure for an oil extraction pump, which solves the problem that the existing sensor in the prior art needs additional power supply, influences the layout of elements and causes complex assembly.

The technical scheme of the utility model is as follows:

the utility model provides a sensor structure for oil recovery pump, is in including shell, setting circuit skeleton in the shell and with first joint and second that circuit skeleton both ends are connected respectively connect, first joint is used for being connected with the oil recovery pump, be equipped with the contact pin hole that is used for installing the contact pin on the first joint, the first face of circuit skeleton sets up installation circuit board, and the second face sets up the installation transformer.

Further, the first joint is provided with a first end and a second end, wherein the first end is used for being connected with an oil extraction pump, a deep hole is formed in the end face of the second end, the bottom surface of the deep hole is provided with the pin hole, one end of the circuit framework is provided with a first inserting portion, and the first inserting portion is inserted into the deep hole.

Furthermore, a pressure sensor mounting hole is also formed in the end face of the second end of the first joint; and the side wall of the first joint is provided with a pressure measuring hole communicated with the pressure sensor mounting hole.

Further, be equipped with the mounting disc on the first grafting portion, be equipped with a plurality of notches around circumference on the mounting disc, the mounting disc with the second end terminal surface of first joint passes through screwed connection, just the notch with the pressure sensor mounting hole is relative.

Furthermore, a connecting flange is arranged at the first end of the first joint, and an annular groove is formed in the side wall of the first end of the first joint.

Furthermore, a second inserting portion is further arranged on the circuit framework, a sealing ring is arranged on the second inserting portion, an inserting groove is formed in the second connector, and the second inserting portion is matched with the inserting groove in an inserting mode.

Furthermore, a connecting threaded hole is formed in the second joint.

Further, both ends of the circuit framework are provided with through holes.

The working principle and the beneficial effects of the utility model are as follows:

the utility model provides a sensor structure for oil recovery pump, be equipped with the circuit skeleton in the barrel casing, both ends at the circuit skeleton set up first joint and second and connect, wherein first joint is used for connecting the oil recovery pump, pin hole on first joint, the pin is used for installing the pin, the pin passes through the reconnection circuit board behind the connection of electric lines transformer, when sensor and oil recovery pump installation, the pin is used for linking to each other with the oil recovery pump star point, the cable for the oil recovery pump power supply can supply power for the sensor simultaneously like this, so the sensor does not need the independent power supply, make the electrical component overall arrangement more reasonable, the assembling process is simpler, can improve production efficiency by a wide margin.

Drawings

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

FIG. 1 is a schematic diagram of a sensor structure;

FIG. 2 is a schematic diagram of a sensor half-section;

FIG. 3 is a schematic diagram of a first side structure of the circuit frame;

FIG. 4 is a schematic view of a first configuration of a circuit skeleton;

FIG. 5 is a schematic top view of the first joint;

FIG. 6 is a cross-sectional view taken along line B-B of FIG. 5;

FIG. 7 is an enlarged view of a portion A of FIG. 2;

in the figure: 1. a cylinder shell, 2, a circuit framework, 21, a first surface, 22, a second surface, 23, a first inserting part, 24, a mounting disc, 25, a notch, 26, a second inserting part, 27, a sealing ring, 28, a through hole, 3, a first joint, 31, a pin hole, 32, a deep hole, 33, a pressure sensor mounting hole, 34, a pressure measuring hole, 35, a connecting flange, 36, a ring groove, 4, a second joint, 41, an inserting groove, 42 and connecting threads,

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to 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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any inventive step, are intended to be within the scope of the present invention.

As shown in fig. 1 to 7, the present embodiment proposes

The utility model provides a sensor structure for oil recovery pump, includes cartridge case 1, sets up circuit skeleton 2 in cartridge case 1 and connects 3 and second joint 4 with first joint 3 and the second that 2 both ends of circuit skeleton are connected respectively, first joint 3 be used for with the oil recovery pump connection, be equipped with the contact pin hole 31 that is used for installing the contact pin on the first joint 3, the first face 21 of circuit skeleton 2 sets up the installation circuit board, the second face 22 sets up the installation transformer.

Be equipped with circuit skeleton 2 in bobbin case 1, set up first joint 3 and second joint 4 at circuit skeleton 2's both ends, wherein first joint 3 is used for connecting the oil recovery pump, contact pin hole 31 on first joint 3, the contact pin is used for installing the contact pin, the contact pin passes through the reconnection circuit board behind the connection of electric lines transformer, when sensor and oil recovery pump installation, the contact pin is used for linking to each other with the oil recovery pump star point, the cable for the oil recovery pump power supply can supply power for the sensor simultaneously like this, so the sensor does not need the independent power supply, make the electrical component overall arrangement more reasonable, the assembling process is simpler, can improve production efficiency by a wide margin.

A transformer cover is provided on the second face 22 for fixing the transformer.

The first joint 3 is provided with a first end and a second end, wherein the first end is used for being connected with an oil extraction pump, a deep hole 32 is arranged on the end face of the second end, a pin hole 31 is arranged on the bottom surface of the deep hole 32, a first plugging portion 23 is arranged at one end of the circuit framework 2, and the first plugging portion 23 is plugged in the deep hole 32.

First joint 3 is used for connecting the one end of oil recovery pump and is first end, the one end that is located 1 in-connection circuit skeleton 2 of bobbin casing is the second end, deep hole 32 has been seted up at first joint 3's second end terminal surface, deep hole 32 extends to first end, the hole depth is 130mm in a concrete implementation mode, deep hole 32 can provide the installation location for circuit skeleton 2, peg graft in deep hole 32 through the first grafting portion 23 of circuit skeleton 2 and realize the location installation, and deep hole 32 also provides the contact pin electric wire and alternates the space, and reasonable design facilitates the wiring.

The pin hole 31 is the step hole, and the aperture that is close to first end is great and be the unthreaded hole, and the aperture that is close to the second end is less and be the screw hole, and the pin is installed in the pin hole 31, and the pin hole 31 is three, and one of them pin is used for connecting the oil recovery pump star point, and two other pin connection measure the J type thermocouple of motor oil temperature, obtain individual temperature data through the line of pin and circuit board with temperature conversion for the signal of telecommunication.

A pressure sensor mounting hole 33 is further formed in the second end face of the first joint 3; the side wall of the first joint 3 is provided with a pressure measuring hole 34 communicated with the pressure sensor mounting hole 33.

Be equipped with mounting disc 24 on the first grafting portion 23, be equipped with a plurality of notches 25 around circumference on the mounting disc 24, mounting disc 24 passes through screwed connection with the second end terminal surface that first connects 3, and notch 25 is relative with pressure sensor mounting hole 33.

Two pressure sensor mounting holes 33 and a plurality of screw holes are reserved on the second end terminal surface of first joint 3, it is equipped with the screw hole to correspond on the mounting disc 24, first grafting portion 23 is pegged graft in deep hole 32 and is led to screw fixed mounting disc 24 and first joint 3, set up different size notch 25 on mounting disc 24 and form anomalous shape, the position of pressure sensor mounting hole 33 has not only been reserved, and can guarantee the joint strength of top connection and circuit skeleton 2 and the accuracy of fixed position, be equipped with the perforation on first grafting portion 23, make things convenient for the contact pin electric wire to walk the line.

Two pressure measuring holes 34 are reserved on the side surface of the first connector 3, in a specific embodiment, the pressure measuring holes 34 are 1/4-18NPT hole sites, the two pressure measuring holes 34 are distributed and communicated with the two pressure sensor mounting holes 33 and used for pouring the external pressure into the barrel shell 1, the barrel shell is mounted on the pressure sensor mounting holes 33, and the two pressure sensors are respectively used for measuring the suction pressure of the pump and the outlet pressure of the pump.

The first end of the first joint 3 is provided with a connecting flange 35, and the side wall of the first end of the first joint 3 is provided with a ring groove 36. The first end of first joint 3 is equipped with flange 35, and flange 35 is last to reserve has the bolt hole for the construction bolt is connected with the oil recovery pump, is provided with twice annular 36 on the lateral wall of first joint 3, is used for placing the sealing washer, in order to prevent the oil leak between sensor and the oil recovery pump.

A second plugging portion 26 is further arranged on the line framework 2, a sealing ring 27 is arranged on the second plugging portion 26, a plugging groove 41 is arranged on the second connector 4, and the second plugging portion 26 is in plugging fit with the plugging groove 41.

The second connector 4 is also provided with a connecting thread 42 hole. And 2-3/8EUE connecting threads 42 are manufactured at the tail part of the second joint 4 and are used for carrying external hanging equipment such as an oilfield centralizer.

Both ends of the circuit framework 2 are provided with through holes 28, so that the first surface 21 and the second surface 22 are conveniently in circuit connection.

The specific installation mode is as follows:

the first step is as follows: and screwing the three pins into the pin grooves respectively.

The second step is that: inserting the first inserting part 23 into the deep hole 32, adjusting the position of the circuit framework 2 in a rotating mode, leaving the reserved position of the pressure sensor, fixing the circuit framework 2 and an upper connector by using screws, and leading out the reserved electric wire of the contact pin from a through hole in the first inserting part 23.

The third step: the customized printed circuit board is mounted on the first side 21 of the wiring frame 2, the transformer is mounted on the second side 22 of the wiring frame 2, and the transformer cover is fixed above the transformer by screws. The threading operation is carried out by using the through hole 28 reserved on the line framework 2.

The fourth step: and (3) assembling the assembled first connector 3 and the circuit framework 2 into the cylinder shell 1, assembling the second connector 4 into the cylinder shell 1, and connecting the second plug part 26 with the second plug connector by utilizing the positioning of the plug groove 41 of the second connector 4 to complete the assembly, wherein the total length of the sensor is 730 mm.

The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions, improvements, etc. within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a sensor structure for oil recovery pump, a serial communication port, be in including shell (1), setting circuit skeleton (2) in shell (1) and with first joint (3) and second joint (4) that circuit skeleton (2) both ends are connected respectively, first joint (3) are used for being connected with the oil recovery pump, be equipped with contact pin hole (31) that are used for installing the contact pin on first joint (3), first face (21) of circuit skeleton (2) set up the installation circuit board, and second face (22) set up installation transformer.

2. The sensor structure for the oil recovery pump according to claim 1, wherein the first joint (3) has a first end and a second end, wherein the first end is used for being connected with an oil recovery pump, a deep hole (32) is formed in an end surface of the second end, the pin insertion hole (31) is formed in a bottom surface of the deep hole (32), a first insertion portion (23) is formed in one end of the line framework (2), and the first insertion portion (23) is inserted into the deep hole (32).

3. The sensor structure for a production pump according to claim 2, wherein the second end face of the first joint (3) is further provided with a pressure sensor mounting hole (33); and a pressure measuring hole (34) communicated with the pressure sensor mounting hole (33) is formed in the side wall of the first joint (3).

4. The sensor structure for the oil recovery pump according to claim 3, wherein a mounting plate (24) is provided on the first insertion portion (23), a plurality of notches (25) are provided on the mounting plate (24) around the circumferential direction, the mounting plate (24) is connected with the second end face of the first joint (3) by screws, and the notches (25) are opposite to the pressure sensor mounting hole (33).

5. Sensor structure for a production pump according to claim 1, characterized in that the first end of the first joint (3) is provided with a connecting flange (35) and that the side wall of the first end of the first joint (3) is provided with an annular groove (36).

6. The sensor structure for the oil recovery pump according to claim 2, wherein a second insertion portion (26) is further provided on the line skeleton (2), a sealing ring (27) is provided on the second insertion portion (26), an insertion groove (41) is provided on the second joint (4), and the second insertion portion (26) is inserted and matched with the insertion groove (41).

7. The sensor structure for oil recovery pumps as claimed in claim 1, characterized in that the second connector (4) is further provided with a connecting thread (42) hole.

8. Sensor structure for oil recovery pumps in accordance with claim 1 characterized in that both ends of the line skeleton (2) are provided with through holes (28).