CN209430170U - Energy-saving beam pumping unit with movable pulley assembly - Google Patents

Abstract

The utility model discloses movable pulleys to combine the unit energy-saving beam pumping unit, including the pedestal set gradually in the horizontal direction, bracket and fixing seat, and pedestal, bracket and fixing seat are each attached on ground, the upper end of the pedestal is equipped with driving device and retarder, the driving device and retarder are located at the two sides of pedestal, the driving device and retarder are sequentially connected by transmission belt, the output shaft end of the retarder is fixedly connected with crank, the crank is fixedly connected with balance weight far from one end of retarder, the bracket is rotatably connected to walking beam far from the one end on ground, one end of the walking beam is rotatably connected to connecting rod, the connecting rod is rotatably connected on crank far from one end of walking beam, the other end of the walking beam is fixedly connected with horse head.The utility model structure is simple, operation is convenient, with the combination of movable pulley and beam pumping unit, so that the horse head of beam pumping unit is promoted the weight saving of oil pick-up tube, improves efficiency.

Description

Energy-saving beam pumping unit with movable pulley assembly

technical field

The utility model relates to the technical field of beam pumping units, in particular to an energy-saving beam pumping unit of a moving pulley combination device.

Background technique

With the improvement of my country's economy and people's living standards, people's demand for various energy sources is increasing, and petroleum energy is becoming more and more important in people's life and production. As far as most oilfields in my country are concerned, their development is in the middle and late stages, and almost all of them use mechanical extraction, and the main mechanical oil extraction method is the pumping unit oil recovery system. However, not only in our country but also in the global oil exploitation, the oil extraction efficiency is generally not high, and more is "exchanging water for oil" or "exchanging electricity for oil". Therefore, it is necessary to save production costs and improve oil recovery efficiency to improve the economic benefits of the enterprise and ensure the competitiveness of the enterprise.

Beam pumping unit is a kind of conventional oil extraction machinery and equipment. According to its working characteristics, it is also called "kowtow machine". It realizes the extraction of crude oil through repeated movements of mechanical force. The pumping units currently used in my country are mainly beam pumping units. According to statistics, there are nearly 90,000 pumping wells in use in my country, with more than 5,000 new pumping units installed annually, and the annual power consumption is 10.5 billion kwh. The expenditure was more than 4 billion yuan. Among various types of pumping units, beam pumping units in the middle reaches of my country account for 90% of oil field production. The beam pumping unit has the advantages of simple structure, high reliability, long service life, convenient use and maintenance, etc. However, the beam pumping unit has the disadvantages of large energy consumption and low working efficiency in the production process.

Utility model content

The purpose of this utility model is in order to solve the shortcoming that exists in the prior art, and the moving pulley assembly energy-saving type beam pumping unit that proposes.

In order to achieve the above object, the utility model adopts the following technical solutions:

The energy-saving beam pumping unit with movable pulley combination device includes a base, a bracket and a fixed seat arranged in sequence along the horizontal direction, and the base, the bracket and the fixed seat are all fixed on the ground, and the upper end of the base is provided with a driving device and a reducer , the driving device and the reducer are respectively located on both sides of the base, the driving device and the reducer are connected through a transmission belt, the end of the output shaft of the reducer is fixedly connected with a crank, and the end of the crank away from the reducer is fixedly connected There is a balance weight, the end of the support away from the ground is rotatably connected to a beam, and one end of the beam is rotatably connected to a connecting rod, and the end of the connecting rod away from the beam is rotatably connected to a crank, and the other end of the beam is rotatably connected to a crank. One end is fixedly connected with a donkey head, the fixed seat is provided with a support column, and the end of the support column away from the fixed seat is provided with a crossbeam, the crossbeam is vertically arranged with the support column, and the lower end of the crossbeam is provided with two running rods , the side walls of the two running rods are provided with running grooves, a movable pulley is provided between the two running rods, and a connecting shaft is installed on the movable pulley, and the connecting shaft is fixedly connected with the movable pulley. There are two connecting blocks sleeved on the connecting shaft, and the two connecting blocks are respectively rotated and connected to both sides of the movable pulley, and the two connecting blocks are respectively slidably connected in two running grooves, and the two ends of the connecting shaft Both of them are rotatably connected with a connecting frame, and one end of the two connecting frames away from the connecting shaft is fixedly connected with a rope hanger, the lower end of the beam is connected with a steel cable, and the steel cable is wound on the movable pulley, and the steel cable is away from the One end of the beam is attached to the donkey's head.

Preferably, the driving device is a servo motor.

Preferably, a brake is provided on the upper end of the base.

Preferably, the balance weight is a semicircular structure.

Preferably, the balance weight is integrally formed with the crank.

In the utility model, when in use, the drive device drives the reducer to rotate, drives the crank to rotate, drives the beam to rotate through the connecting rod, and then makes the head of the donkey reciprocate up and down, drives the pulley to reciprocate up and down in the running groove through the steel cable, and then Drive the rope hanger to move for oil pumping. The utility model has the advantages of simple structure and convenient operation. The combination of the movable pulley and the beam pumping unit reduces the weight of the donkey head hoisting oil suction pipe of the beam pumping unit and improves the efficiency.

Description of drawings

Fig. 1 is the structural representation of the energy-saving type beam pumping unit of movable pulley assembly proposed by the utility model;

Fig. 2 is a structural schematic diagram of the movable pulley of the energy-saving beam pumping unit proposed by the utility model.

In the figure: 1 base, 2 brake, 3 driving device, 4 transmission belt, 5 connecting rod, 6 beam, 7 donkey head, 8 steel cable, 9 running rod, 10 running groove, 11 moving pulley, 12 supporting column, 13 fixing seat , 14 rope hangers, 15 brackets, 16 balance weights, 17 cranks, 18 reducers, 19 connecting frames, 20 connecting shafts, 21 connecting blocks, 22 beams.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example.

Referring to Figure 1-2, the energy-saving beam pumping unit with movable pulley assembly includes base 1, bracket 15 and fixed seat 13 arranged in sequence along the horizontal direction, and the base 1, bracket 15 and fixed seat 13 are all fixed on the ground, The upper end of the base 1 is provided with a driving device 3 and a reducer 18, the driving device 3 and the reducer 18 are respectively located on both sides of the base 1, the driving device 3 and the reducer 18 are connected through a transmission belt 4, and the end of the output shaft of the reducer 18 is fixed A crank 17 is connected, and the end of the crank 17 away from the speed reducer 18 is fixedly connected with a balance weight 16, and the end of the support 15 away from the ground is rotatably connected with a beam 6, and one end of the beam 6 is rotatably connected with a connecting rod 5, and the connecting rod 5 is far away from the traveling beam. One end of the beam 6 is rotatably connected to the crank 17, the other end of the beam 6 is fixedly connected with the donkey head 7, the support column 12 is provided on the fixed seat 13, and the end of the support column 12 away from the fixed seat 13 is provided with a crossbeam 22, the crossbeam 22 Set vertically with the support column 12, two running rods 9 are arranged at the lower end of the beam 22, running grooves 10 are run through the side walls of the two running rods 9, and a movable pulley 11 is arranged between the two running rods 9, and the movable pulley 11 A connecting shaft 20 is provided through the top, and the connecting shaft 20 is fixedly connected with the movable pulley 11. Two connecting blocks 21 are sleeved on the connecting shaft 20, and the two connecting blocks 21 are connected to the two sides of the movable pulley 11 in rotation respectively. The two connecting blocks 21 Slidingly connected in the two running grooves 10 respectively, both ends of the connecting shaft 20 are rotatably connected with a connecting frame 19, and one end of the two connecting frames 19 away from the connecting shaft 20 is fixedly connected with a rope hanger 14, and the lower end of the crossbeam 22 is connected with a The steel cable 8 is wound around the movable pulley 11, and the end of the steel cable 8 away from the beam 22 is connected to the donkey head 7. When in use, the drive device 3 is used to drive the reducer 18 to rotate, and the crank 17 is driven to rotate. 5 drives the beam 6 to rotate, and then the donkey head 7 reciprocates up and down, drives the driving pulley 11 to reciprocate up and down in the running groove 10 by the steel cable 8, and then drives the rope hanger 14 to move for oil pumping.

In the utility model, the driving device 3 is a servo motor. The upper end of the base 1 is provided with a brake 2 . The balance weight 16 is a semicircular structure. The balance weight 16 and the crank 17 are integrally formed.

In the utility model, the driving device 3 is used to drive the reducer 18 to rotate, and the crank 17 is driven to rotate, and the connecting rod 5 is used to drive the beam 6 to rotate, and then the donkey head 7 is reciprocated up and down, and the steel cable 8 is used to drive the movable pulley 11 to rotate. The up and down reciprocating movement in the running tank 10 drives the rope hanger 14 to move for oil pumping.

The above is only a preferred embodiment of the utility model, but the scope of protection of the utility model is not limited thereto. Any equivalent replacement or change of the new technical solution and the concept of the utility model shall be covered by the protection scope of the utility model.

Claims (5)

1. Energy-saving beam pumping unit with movable pulley combination device, including the base (1), support (15) and fixed seat (13) arranged in sequence along the horizontal direction, and the base (1), support (15) and fixed seat ( 13) are all fixed on the ground, characterized in that the upper end of the base (1) is provided with a driving device (3) and a reducer (18), and the driving device (3) and the reducer (18) are respectively located on the base On both sides of (1), the driving device (3) and the speed reducer (18) are connected through transmission belts (4), and the end of the output shaft of the speed reducer (18) is fixedly connected with a crank (17). (17) One end away from the speed reducer (18) is fixedly connected with a balance weight (16), and one end of the support (15) away from the ground is rotatably connected to a beam (6), and one end of the beam (6) is rotatably connected to There is a connecting rod (5), the end of the connecting rod (5) away from the traveling beam (6) is rotatably connected to the crank (17), and the other end of the traveling beam (6) is fixedly connected with a donkey head (7), The fixed seat (13) is provided with a support column (12), and the end of the support column (12) away from the fixed seat (13) is provided with a crossbeam (22), and the crossbeam (22) and the support column (12) Vertically arranged, the lower end of the beam (22) is provided with two operating rods (9), and the side walls of the two operating rods (9) are provided with running grooves (10). (9) is provided with moving pulley (11), and on described moving pulley (11), is provided with connecting shaft (20), and described connecting shaft (20) is fixedly connected with moving pulley (11), and described connecting shaft (20) Two connection blocks (21) are sleeved on the top, and the two connection blocks (21) are respectively connected to the two sides of the movable pulley (11) in rotation, and the two connection blocks (21) are respectively slidably connected to the two running grooves (10), the two ends of the connecting shaft (20) are all rotatably connected with a connecting frame (19), and the ends of the two connecting frames (19) away from the connecting shaft (20) are fixedly connected with a rope hanger (14 ), the lower end of the beam (22) is connected with a steel cable (8), the steel cable (8) is wound on the movable pulley (11), and the end of the steel cable (8) away from the beam (22) is connected to the On the donkey head (7). 2. The movable pulley assembly energy-saving beam pumping unit according to claim 1, characterized in that the driving device (3) is a servo motor. 3. The movable pulley assembly energy-saving beam pumping unit according to claim 1, characterized in that a brake (2) is provided on the upper end of the base (1). 4. The movable pulley assembly energy-saving beam pumping unit according to claim 1, characterized in that the balance weight (16) is a semicircular structure. 5. The energy-saving beam pumping unit with movable pulley combination device according to claim 1, characterized in that, the balance weight (16) and the crank (17) are integrally formed.