CN206988217U - Energy-saving hydraulic pump station - Google Patents

Abstract

The patent discloses an energy-saving hydraulic pump station, which comprises a water tank, a high-pressure plunger pump, a mechanical reversing water valve, a one-way throttle valve, a liquid level controller, a filter, a pressure gauge, a control cabinet, a pipeline, a permanent magnet synchronous motor and a heat dissipation mechanism, wherein a water inlet pipeline and a water outlet pipeline are arranged on the water tank; the permanent magnet synchronous motor is connected with the high-pressure plunger pump; the heat dissipation mechanism comprises an auxiliary rod, a worm and turbine fan blades capable of being in gear transmission with the worm, the auxiliary rod is fixedly connected with a cylinder body of the oil pumping cylinder, one end of the worm is rotatably connected with the auxiliary rod, and the other end of the worm is arranged opposite to the bottom in the box body; the inner wall of the water tank is provided with a support rod, and the turbine fan blade is rotatably connected with the support rod. The cooling and energy consumption of the refrigerating device of the traditional ground hydraulic driving system are high.

Description

Energy-saving hydraulic pump station

technical field

The utility model relates to the field of a liquid pressure actuator.

Background technique

Rod pump oil extraction is one of the traditional oil extraction methods in the world's petroleum industry. It is also the artificial lift method that has been dominant in oil extraction engineering so far. It plays a pivotal role in my country's oil extraction. Most of the production wells in my country's oil fields use Rod pump oil recovery technology is currently the main oil recovery method in various domestic oil fields. The number of wells accounts for more than 90% of the total number of artificial lift wells. Machines, rods, pumps and corresponding supporting technologies have been relatively perfect and serialized.

In the production process of pumping unit rod pump oil production technology, the sucker rod needs to continuously reciprocate up and down, and it is in a state of friction with the oil pipe for a long time, resulting in serious eccentric wear of the oil pipe and rod string. The result of eccentric wear increases the load on the donkey head on the one hand, The pumping unit bears unnecessary additional resistance. On the other hand, the working load of the sucker rod is increased, resulting in frequent breakage of the sucker rod. well, which affects crude oil production; rod string eccentric wear also seriously affects the service life of the tubing, because the sucker rod always rubs against the tubing along the same track during the pumping process, so the tubing string is frequently worn, often causing the tubing A large number of batches are scrapped in a short period of time, which greatly increases the cost of crude oil extraction.

In order to overcome the above problems, a hydraulic transmission rodless pumping equipment was manufactured, which mainly includes downhole hydraulic pumping system, hydraulic transmission system and ground hydraulic drive system, wherein the ground hydraulic drive system is the power and The control core, its function is to drive the plunger of the downhole hydraulic oil pump upward to do work to realize the oil pumping process. Its structure mainly includes a water tank, a motor, a high-pressure plunger pump, a mechanical reversing water valve, a one-way throttle valve, and a liquid level controller. , filter, pressure gauge, control cabinet and pipeline.

In the actual application process, the ground hydraulic drive system will generate a lot of heat, which not only affects the service life of each equipment, but also affects the accuracy of each equipment application; in order to overcome the problem of heat, a large Refrigeration devices, but large-scale refrigeration devices will undoubtedly increase energy consumption. Therefore, from the perspective of energy saving, there is an urgent need for a refrigeration device that does not require energy consumption.

Utility model content

The utility model intends to provide an energy-saving hydraulic pump station to solve the problem of large cooling energy consumption of the refrigeration device of the traditional ground hydraulic drive system.

In order to achieve the above-mentioned purpose, the basic scheme of the utility model is as follows: an energy-saving hydraulic pump station, including a water tank, a high-pressure plunger pump, a mechanical reversing water valve, a one-way throttle valve, a liquid level controller, a filter, a pressure gauge, The control cabinet, the pipeline and the oil pumping mechanism also include a permanent magnet synchronous motor and a heat dissipation mechanism, and the water tank is provided with a water inlet pipe and a water outlet pipe; the oil pumping mechanism includes a pumping cylinder; the permanent magnet synchronous motor and the high pressure The plunger pump is connected; the heat dissipation mechanism includes an auxiliary rod, a worm and a turbine fan blade capable of transmission with the worm gear. The other end of the water tank is opposite to the bottom of the tank; the inner wall of the water tank is provided with a support rod, and the turbine blade is rotatably connected to the support rod.

The principle and advantages of the basic scheme: using permanent magnet synchronous motor, high-pressure plunger pump, mechanical reversing water valve, one-way throttle valve, liquid level controller, filter, pressure gauge, control cabinet, pipeline and oil pumping mechanism To achieve oil pumping, compared with traditional motors, permanent magnet synchronous motors are used to reduce energy consumption; and, during the above oil pumping process, the cylinder body of the oil pumping cylinder reciprocates in the vertical direction, using The cylinder body of the oil pumping cylinder drives the auxiliary rod to reciprocate in the vertical direction, so that the worm on the auxiliary rod and the turbine blades realize gear transmission, and the wind force generated by the rotation of the turbine blades is used to realize the cooling process, and at the same time, it can accelerate the cooling of the water in the tank. Compared with the traditional refrigeration device, only the cylinder block linkage of the pumping cylinder is used to realize the rotation of the turbine blade during the oil pumping process, so as to achieve the cooling effect and effectively reduce the energy consumption.

In addition: 1. The water in the water tank can be circulated by using the water inlet pipe and the water outlet pipe, thereby ensuring the water quantity and quality.

Preferred solution 1: As a preferred solution of the basic solution, the turbine blade is provided with at least one water carrier for taking the water in the water tank. Through the above arrangement, the water carrier can be used to take the water tank when the turbine blade rotates. The water in the water carrier and the water in the water carrier act on the air duct formed by the turbine blades, which can realize two effects of air cooling and water cooling at the same time, further enhancing the cooling effect.

Preferred option 2: As a preferred option of preferred option 1, the water carrier includes a water-carrying rod and a water-carrying bucket, one end of the water-carrying rod is fixedly connected to the middle of the turbine blade, and the other end of the water-carrying rod is connected to the water-carrying bucket Fixed connection; one end of the water-carrying bucket close to the middle of the turbine blade is open, and the other end of the water-carrying bucket is sealed. Through the above-mentioned setting, the turbine blade rotates. When the water-carrying bucket is located at the bottom of the turbine blade, the water-carrying bucket extends into the water tank Water is taken from the water, the turbine blades continue to rotate, and the water in the water bucket flows out to act on the air duct formed by the turbine blades, which can realize both air cooling and water cooling at the same time, further enhancing the cooling effect.

Preferred option 3: As a preferred option of preferred option 2, the end of the water-carrying rod away from the water-carrying bucket is provided with a funnel, and one end of the funnel is open, the other end of the funnel is sealed, and the opening of the funnel is connected to the water-carrying bucket. The opening of the water funnel is relatively set; the width from one end of the opening of the water funnel to the width of the other end of the water funnel gradually decreases, and a number of leak holes are provided on the side wall of the water funnel. , the water is sprayed out through the leak hole of the leak funnel to act on the air duct formed by the turbine blades, which increases the area of action of water, increases the area of water cooling, and further strengthens the cooling effect; in addition, the setting of the width of the leak funnel can be The flow velocity of water in the leaking funnel is further accelerated, so that the water is more impactful when sprayed out of the leaking hole.

Preferred Solution 4: As another preferred solution of the basic solution, a limit block is provided at the end of the support rod far away from the inner wall of the water tank. Through the above-mentioned setting, the limit block can be used to limit the position of the turbine blade, further avoiding the turbine fan. Fall of leaves.

Description of drawings

Fig. 1 is a schematic structural diagram of an embodiment of an energy-saving hydraulic pump station of the present invention.

detailed description

The utility model is described in further detail below by means of specific embodiments:

The reference signs in the drawings of the description include: water tank 1, high-pressure plunger pump 2, mechanical reversing water valve 3, permanent magnet synchronous motor 4, water inlet pipe 5, water outlet pipe 6, auxiliary rod 7, worm screw 8, turbofan Leaf 9, support rod 10, water-carrying rod 11, water-carrying bucket 12, water leakage bucket 13, limit block 14, oil pumping cylinder 15.

The embodiment is basically shown in Figure 1: an energy-saving hydraulic pump station, including a water tank 1, a high-pressure plunger pump 2, a mechanical reversing water valve 3, a one-way throttle valve, a liquid level controller, a filter, a pressure gauge, The control cabinet, the pipeline and the pumping mechanism also include a permanent magnet synchronous motor 4 and a heat dissipation mechanism. The water tank 1 is provided with a water inlet pipeline 5 and a water outlet pipeline 6; The oil production cylinder; the permanent magnet synchronous motor 4 is connected with the high-pressure plunger pump 2; the heat dissipation mechanism includes an auxiliary rod 7, a worm 8 and a turbine blade 9 capable of gear transmission with the worm 8, and the auxiliary rod 7 is fixedly connected to the cylinder body of the oil pumping cylinder 15 , the upper end of the worm 8 is rotatably connected with the auxiliary rod 7, and the lower end of the worm 8 is set opposite to the bottom of the box body;

Turbine fan blade 9 is equipped with three water carriers for taking water in the water tank 1 at the same distance on the circumference. The middle part of the fan blade 9 is fixedly connected, and the other end of the water-carrying rod 11 is fixedly connected with the water-carrying bucket 12; one end of the water-carrying bucket 12 close to the middle part of the turbine blade 9 is open, and the other end of the water-carrying bucket 12 is sealed; the water-carrying rod 11 is far away from the water-carrying bucket One end of 12 is connected with the water funnel 13, and one end of the water funnel 13 is open, and the other end of the water funnel 13 is sealed, and the opening of the water funnel 13 is set opposite to the opening of the water bucket 12; The width of one end decreases gradually, and the side wall of the water leakage funnel 13 is provided with some leak holes; Water is taken inside, and the turbine blade 9 continues to rotate, and the water leaking bucket 13 is used to receive the water flowing out of the water bucket 12, and the water is sprayed out through the leak hole of the water bucket 13 to act on the air duct formed by the turbine blade 9, so that air cooling and cooling can be realized simultaneously. Two effects of water cooling further enhance the cooling effect.

In addition, a limit block 14 is provided at the end of the support rod 10 away from the inner wall of the water tank 1 , and the limit block 14 can limit the position of the turbine blade 9 to further prevent the turbine blade 9 from falling.

In this embodiment, use permanent magnet synchronous motor 4, high-pressure plunger pump 2, mechanical reversing water valve 3, one-way throttle valve, liquid level controller, filter, pressure gauge, control cabinet and pipeline to realize pumping Oil, compared with the traditional motor, utilizes the permanent magnet synchronous motor 4 to play the effect of reducing energy consumption; The cylinder body of the oil cylinder 15 drives the auxiliary rod 7 to reciprocate in the vertical direction, so that the worm 8 on the auxiliary rod 7 and the turbine blade 9 realize gear transmission; At the bottom end, the water carrying bucket 12 stretches into the water of the water tank 1 to take water, and the turbine blade 9 continues to rotate, and utilizes the water leakage funnel 13 to receive the water flowing out of the water carrying bucket 12, and the water is sprayed out through the leak hole of the water leakage funnel 13 to act on the turbine. The air duct formed by the fan blades 9 can achieve two cooling effects of air cooling and water cooling, and can also accelerate the evaporation rate of the water in the water tank 11, thereby also achieving a cooling effect. Compared with traditional refrigeration devices, only using oil pumping During the process, the cylinder body of the oil pumping cylinder 15 is linked to realize the rotation of the turbine blade 9, thereby achieving the cooling effect and effectively reducing energy consumption.

What is described above is only the embodiment of the present utility model, and common knowledge such as the specific structure and/or characteristic known in the solution is not described too much here. It should be pointed out that for those skilled in the art, under the premise of not departing from the structure of the utility model, some deformations and improvements can also be made, and these should also be regarded as the protection scope of the utility model, and these will not affect the utility model. Effects of novel implementations and utility of patents. The scope of protection required by this application shall be based on the content of the claims, and the specific implementation methods and other records in the specification may be used to interpret the content of the claims.

Claims (5)

1. Energy-saving hydraulic pump station, including water tank, high-pressure plunger pump, mechanical reversing water valve, one-way throttle valve, liquid level controller, filter, pressure gauge, control cabinet, pipeline and oil pumping mechanism, among which It is characterized in that: it also includes a permanent magnet synchronous motor and a heat dissipation mechanism, the water tank is provided with a water inlet pipe and an outlet pipe; the oil pumping mechanism includes an oil pumping cylinder; the permanent magnet synchronous motor is connected with a high-pressure plunger pump; The heat dissipation mechanism includes an auxiliary rod, a worm and a turbine fan blade that can be driven with the worm gear. The auxiliary rod is fixedly connected to the cylinder body of the oil pumping cylinder. One end of the worm is connected to the auxiliary rod in rotation, and the other end of the worm is connected to the bottom of the box body Relatively arranged; the inner wall of the water tank is provided with a support rod, and the turbine blade is rotatably connected with the support rod. 2. The energy-saving hydraulic pump station according to claim 1, characterized in that: the turbine blade is provided with at least one water carrier for taking the water in the water tank. 3. The energy-saving hydraulic pump station according to claim 2, wherein the water carrier includes a water-carrying rod and a water-carrying barrel, one end of the water-carrying rod is fixedly connected to the middle of the turbine blade, and the water-carrying device The other end of the rod is fixedly connected to the water-carrying bucket; one end of the water-carrying bucket close to the middle of the turbine blade is open, and the other end of the water-carrying bucket is sealed. 4. The energy-saving hydraulic pump station according to claim 3, characterized in that: the end of the water-carrying rod far away from the water-carrying bucket is provided with a water-leakage funnel, and one end of the water-leakage funnel is open, and the other end of the water-leakage funnel is sealed. The opening of the funnel is opposite to the opening of the bucket; the width from one end of the opening of the funnel to the other end of the funnel gradually decreases, and the side walls of the funnel are provided with a number of leaking holes. 5. The energy-saving hydraulic pump station according to claim 1, wherein a limit block is provided at the end of the support rod away from the inner wall of the water tank.