CN214035632U

CN214035632U - Prevent stifled gas well with desanding jar

Info

Publication number: CN214035632U
Application number: CN202023285997.XU
Authority: CN
Inventors: 曹忠林
Original assignee: Tianjin TjUni Taihe Automation Control & Instrument Co ltd
Current assignee: Tianjin TjUni Taihe Automation Control & Instrument Co ltd
Priority date: 2020-12-30
Filing date: 2020-12-30
Publication date: 2021-08-24
Anticipated expiration: 2030-12-30

Abstract

The utility model discloses a prevent stifled gas well with sand removal jar, which comprises a tank body, jar body upper portion is cylindric, jar body lower part is the cone, jar body top intercommunication has the degritting pipeline, jar body bottom intercommunication has the blow off pipe, the side intercommunication that the jar body is close to the top has drainage pipe, the intercommunication has the subassembly of ventilating on the degritting pipeline, jar body toper part is provided with brokenly encircles the subassembly, the blow off pipe lateral wall is provided with the mediation subassembly, the mediation subassembly includes that one end imbeds jet-propelled pipe in the blow off pipe and the air feeder for the jet-propelled pipe air feed. The beneficial effects of the utility model are that, the in-process of discharge grit because the blow off pipe keeps horizontal placing, the bend of blow off pipe gathers the grit easily and leads to the blowdown not smooth, is provided with the mediation subassembly by jet-propelled pipe and gas supply unit constitution on the blow off pipe and accelerates grit exhaust speed.

Description

Prevent stifled gas well with desanding jar

Technical Field

The utility model relates to a sand removal device technical field, especially a prevent stifled sand removal tank for gas well.

Background

The spiral-flow type desanding tank integrates spiral flow and filtering, is mainly used for removing solid particles in underground water, underground hot water and other water sources, and is suitable for a water source heat pump system.

The working principle of the existing cyclone desanding tank is made according to the principle that solid particles in fluid are screened by rotating and flowing in the desanding tank, and then a filtering device is combined to form a novel separating device. When water flow is under certain pressure, under the combined action of centrifugal force and centripetal force, water with low density rises and is discharged from a water outlet, sand with high density is discharged from the bottom of the device, and individual micro particles floating upwards together along the water flow are filtered by the second-stage filtering equipment, so that the aim of removing the sand is fulfilled.

However, when the sand and stone are discharged from the existing sand removing tank, because the drain pipe is kept horizontally arranged on the ground, a large amount of sand and stone are easily accumulated at the bent part of the drain pipe, and the sand and stone are not easily discharged from the tank, so that the working efficiency of the sand removing tank is affected.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the above problem, a prevent stifled gas well and use sand removal tank has been designed, which comprises a tank body, jar body upper portion is cylindric, jar body lower part is the cone, jar body top intercommunication has the degritting pipeline, jar body bottom intercommunication has the blow off pipe, the side intercommunication that the jar body is close to the top has drainage pipe, the intercommunication has the subassembly of ventilating on the degritting pipeline, jar body toper part is provided with broken hunch subassembly, the blow off pipe lateral wall is provided with mediation subassembly, mediation subassembly includes that one end imbeds jet-propelled pipe in the blow off pipe and the air feeder for jet-propelled pipe air feed.

The sand removing pipeline is also communicated with a back washing pipeline.

The desanding pipeline is fixedly connected with the tank body through a flange plate and a bolt.

The aeration assembly comprises an aeration pipeline and an air blower, the aeration pipeline is communicated with the desanding pipeline, the aeration pipeline is communicated with the air blower, and the air blower is fixedly connected with the top end of the tank body.

The arch breaking assembly comprises a rotary cylinder and a rotating rod, the rotary cylinder is connected with one end of the rotating rod, the other end of the rotating rod extends into the conical barrel, and an acute included angle is formed between the rotating rod and the central axis of the silo body.

The air supply device is an air pump or an air blower.

The internal portion of jar is equipped with the draft tube, the draft tube with the coincidence of jar body axle center, the draft tube is the cone, the diameter of draft tube cross section place circle is followed jar body is from last to reducing gradually down, the draft tube is close to one side at jar body top with jar body fixed connection, the draft tube is close to one side opening of jar body bottom.

The internal portion of jar is fixed with the water conservancy diversion subassembly, the water conservancy diversion subassembly sets up the degritting pipeline extends into jar internal port department, the water conservancy diversion subassembly is including keeping off flowing board and guide plate, keep off flowing board with guide plate integrated into one piece, guide plate one end with internal wall fixed connection of jar and the guide plate with the axis of the jar body is parallel, keep off flowing the board orientation the internal wall slope of jar sets up.

The inside stirring rake that is provided with of draft tube, the stirring rake with the draft tube is with the axle center, the stirring rake is connected with the motor, the motor is fixed jar body top.

And a filter screen is arranged at the position where the tank body is communicated with the drainage pipeline.

Utilize the technical scheme of the utility model a prevent stifled sand removal tank for gas well of preparation, the beneficial effect who reaches:

(1) in the process of discharging the sandstone, because the sewage discharge pipe is kept horizontally placed, the sandstone is easily accumulated at the bent part of the sewage discharge pipe, so that the sewage discharge is not smooth, and the dredging component consisting of the air injection pipe and the air supply device is arranged on the sewage discharge pipe, so that the speed of discharging the sandstone is increased;

(2) when water with solid impurities enters the tank body, the pressure of the entering liquid is high, and the diversion assembly is arranged to prevent the liquid which is in rotary separation from being impacted to influence the centrifugal rotating speed;

(3) the anti-blocking effect of the desanding pipeline is improved by arranging the ventilating pipeline and the air blower;

(4) through setting up back flush pipeline, further improve the anti-clogging effect of degritting pipeline.

Drawings

FIG. 1 is a front view of a sand removal tank for an anti-blocking gas well according to the present invention;

FIG. 2 is a side view of a sand removal tank for an anti-clogging gas well according to the present invention;

in the figure, 1, a tank body; 2. removing sand from the pipeline; 3. a blow-off pipe; 4. a water discharge pipeline; 5. a vent assembly; 6. an arch breaking assembly; 7. a dredging component; 8. a gas ejector tube; 9. back flushing the pipeline; 10. a flange plate; 11. an air duct; 12. a blower; 13. a rotating cylinder; 14. a rotating rod; 15. a draft tube; 16. A stirring paddle; 17. a motor; 18. a flow guide assembly; 19. a flow baffle plate; 20. a baffle; 21. a support; 22. a filter screen; 23. and (4) a valve.

Detailed Description

For better understanding of the present invention, the present invention will be further described below with reference to the following specific embodiments and accompanying drawings, which are directed to a sand removal tank for an anti-blocking gas well. As shown in figure 1, the sand removing device comprises a tank body 1, wherein the upper part of the tank body 1 is cylindrical, the lower part of the tank body 1 is conical, the top end of the tank body 1 is communicated with a sand removing pipeline 2, the bottom of the tank body 1 is communicated with a sewage discharge pipe 3, the side edge of the tank body 1 close to the top end is communicated with a water discharge pipe 4, the sand removing pipeline 2 is communicated with a ventilation assembly 5, the conical part of the tank body 1 is provided with an arch breaking assembly 6, the side wall of the sewage discharge pipe 3 is provided with a dredging assembly 7, and the sand removing pipeline 2 is also communicated with a back washing pipeline 9. The back washing pipeline 9 is communicated with a water pump. The backwashing pipeline 9 and the water pump jointly form a backwashing assembly, the top end of the tank body 1 is communicated with the desanding pipeline 2, the desanding pipeline 2 extends into the well, water with solid impurities in the well is pumped into the tank body 1 for desanding treatment, the sewage discharge pipe 3 discharges the fixed impurities and the like from the bottom of the desanding tank body 1, and the water discharge pipe 4 discharges the water after the desanding treatment. The bottom end of the tank body 1 is fixedly provided with a support 21, and the tank body 1 is relatively fixed with the ground through the support 21. When the sand removing pipeline 2 is blocked, the ventilation assembly 5 and the back washing assembly dredge the blocked position. In the course of the work, gather when the grit and discharge grit from blow off pipe 3 when many, in this period of gathering, the grit is placed and is appeared arching the phenomenon easily, in order to make the grit discharge smoothly, sets up broken subassembly 6 that encircles. In the process of discharging the sandstone, because the sewage discharge pipe 3 is kept horizontally placed, the sandstone is easily gathered at the bent part of the sewage discharge pipe 3, so that the sewage discharge is not smooth, and the dredging component 7 is arranged on the sewage discharge pipe 3 to accelerate the discharge of the sandstone.

As shown in fig. 2, a flow guiding assembly 18 is fixed inside the tank 1, the flow guiding assembly 18 is disposed at a port of the sand removing pipe 2 extending into the tank 1, the flow guiding assembly 18 includes a flow baffle 19 and a flow baffle 20, the flow baffle 19 and the flow baffle 20 are integrally formed, one end of the flow baffle 20 is fixedly connected to the inner wall of the tank 1, the flow baffle 20 is parallel to the axis of the tank 1, and the flow baffle 19 is inclined toward the inner wall of the tank 1. The desanding pipeline 2 extends into the well, water with solid impurities in the well is pumped into the tank body 1 for desanding treatment, and when the water with the solid impurities enters the tank body 1, the diversion assembly 18 is arranged to prevent liquid which is being subjected to rotary separation from being impacted to influence centrifugal rotating speed due to high pressure of the entering liquid. The flow guide assembly 18 comprises a flow baffle plate 19 and a flow guide plate 20, the flow baffle plate 20 flows the liquid entering the tank body 1 along the direction of the wall of the tank body 1, and the flow baffle plate 19 resists the impact of the liquid so that the impact of the liquid is small to the liquid subjected to high-speed centrifugation.

As shown in fig. 1 and 2, the inside draft tube 15 that is equipped with of the jar body 1, the draft tube 15 with the coincidence of the jar body 1 axle center, the draft tube 15 is the cone, the diameter of the circle is followed at 15 cross sections of draft tube the jar body 1 reduces from top to bottom gradually, the draft tube 15 is close to one side at 1 top of the jar body with jar body 1 fixed connection, the draft tube 15 is close to one side opening of 1 bottom of the jar body. The inside stirring rake 16 that is provided with of draft tube 15, stirring rake 16 with draft tube 15 is coaxial, the stirring rake 16 is connected with motor 17, motor 17 is fixed the jar body 1 top. High-pressure liquid enters the tank body 1, and water with low density rises under the combined action of centrifugal force and centripetal force, and is discharged by the drainage pipeline 4, sand with high density is discharged by the sewage discharge pipe 3, and the guide cylinder 15 and the stirring paddle 16 are matched with each other to facilitate water flow rotation, so that the centrifugal force can be effectively improved, and the separation of water and silt is accelerated.

As shown in fig. 1, the arch breaking assembly 6 includes a rotary cylinder 13 and a rotary rod 14, the rotary cylinder 13 and the rotary rod 14 are connected with one end, the other end of the rotary rod 14 extends into the conical cylinder, and an acute included angle is formed between the rotary rod 14 and the central axis of the silo body. A filter screen 22 is arranged at the position where the tank body 1 is communicated with the drainage pipeline 4. The solid state material of separation is by 3 discharges of blow off pipe, 3 last valves 23 of installing of blow off pipe, gather a certain amount when solid-state grit, open valve 23, discharge the jar body 1 with the grit, but because the grit is placed and is appeared arching phenomenon easily, in order to prevent arching phenomenon, it is rotatory to start revolving cylinder 13 and drive bull stick 14, be equipped with broken piece on the 14 outer walls of bull stick, bull stick 14 is at the rotatory stirring grit in the toper bottom of the jar body 1, solid state material contact such as broken piece and grit, thereby the arch is broken. In order to achieve better arch breaking effect, a plurality of arch breaking assemblies can be arranged at the conical bottom. The individual particles floating upward along the water flow are filtered by the filter screen 22, so as to achieve the aim of removing the sand.

As shown in fig. 1, the dredging component 7 comprises an air nozzle 8 with one end embedded in the sewage discharge pipe 3 and an air supply device for supplying air to the air nozzle 8. The air supply device is an air pump or blower 12. In the process of discharging the sandstone, because the blow-off pipe 3 is kept horizontally placed, the bent part of the blow-off pipe 3 is easy to gather the sandstone, so that the blow-off is not smooth, the gas supply device supplies gas to the gas injection pipe 8, the gas injection pipe 8 further provides gas with certain pressure in the pipeline towards the blow-off pipe 3, and the blocked part is dredged by the gas.

As shown in fig. 1, the aeration assembly 5 includes an aeration pipe 11 and a blower 12, the aeration pipe 11 is communicated with the desanding pipe 2, the aeration pipe 11 is communicated with the blower 12, and the blower 12 is fixedly connected with the top end of the tank 1. The desanding pipeline 2 is also communicated with a back washing pipeline 9. The backwash pipeline 9 is in a normally closed state. After taking place to block up in the degritting pipeline 2, can start air-blower 12, let in degritting pipeline 2 through vent pipe 11 with high-pressure gas through air-blower 12 in to dredge the solid impurity that blocks up in the degritting pipeline 2, and also can be with external water source and back flush pipeline 9 intercommunication, dredge the degritting pipeline 2 through external high-pressure water source, and then can prevent that degritting pipeline 2 from blockking up. The drain pipe 3 and the drain pipe 4 are both provided with valves 23. When the sand removing tank works, the opening and closing valve 23 is in an open state, and when the sand removing tank does not work, the valve 23 is in a closed state.

The working process of the utility model is as follows: when this degritting jar of normal use, at first stretch into the well that needs the degritting with degritting pipeline 2, liquid gets into jar body 1 inside along water conservancy diversion subassembly 18, then start this degritting jar and carry out the operation, degritting pipeline 2 will be mingled with the mobile liquid that has solid-state particle impurity such as grit and inhale degritting jar body 1 in, then at degritting jar internal rotation 1, thereby make liquid and solid separation, draft tube 15 and stirring rake 16 mutually support the rivers rotation of being convenient for, accelerate water and silt particle separation. The stifled phenomenon of silt appears when the sediment outflow, and the mediation subassembly is dredged and is handled, and after sand removal pipeline 2 was stopped up, can stop the operation of the sand removal jar body 1 earlier, then let in gas towards sand removal pipeline 2 through air-blower 12 and air duct 11 to blow the solid of jam in the sand removal pipeline 2 and dredge, in order to ensure that the device can normally operate. When the sand removing pipeline 2 is blocked, the back washing pipeline 9 can be connected with an external water source, the valve 6 is opened, and the sand removing pipeline 2 is dredged by the impact force of the water source.

Above-mentioned technical scheme has only embodied the utility model discloses technical scheme's preferred technical scheme, some changes that this technical field's technical personnel probably made to some parts wherein have all embodied the utility model discloses a principle belongs to within the protection scope of the utility model.

Claims

1. The utility model provides a prevent stifled gas well with sand removal tank, includes a jar body (1), jar body (1) upper portion is cylindricly, jar body (1) lower part is the cone, jar body (1) top intercommunication has sand removal pipeline (2), jar body (1) bottom intercommunication has blow off pipe (3), the side intercommunication that jar body (1) is close to the top has drainage pipe (4), its characterized in that, the intercommunication has subassembly (5) of ventilating on sand removal pipeline (2), jar body (1) toper part is provided with breaks encircles subassembly (6), blow off pipe (3) lateral wall is provided with mediation subassembly (7), mediation subassembly (7) include that one end imbeds jet-propelled pipe (8) in blow off pipe (3) and the air feeder who is jet-propelled pipe (8) air feed.

2. The sand removal tank for the anti-blocking gas well is characterized in that the sand removal pipeline (2) is also communicated with a back flush pipeline (9).

3. The sand removal tank for the anti-blocking gas well is characterized in that the sand removal pipeline (2) is fixedly connected with the tank body (1) through a flange plate (10) and bolts.

4. The sand removal tank for the anti-blocking gas well is characterized in that the ventilation assembly (5) comprises a ventilation pipeline (11) and a blower (12), the ventilation pipeline (11) is communicated with the sand removal pipeline (2), the ventilation pipeline (11) is communicated with the blower (12), and the blower (12) is fixedly connected with the top end of the tank body (1).

5. The sand removal tank for the anti-blocking gas well is characterized in that the arch breaking assembly (6) comprises a rotary cylinder (13) and a rotating rod (14), the rotary cylinder (13) and the rotating rod (14) are connected with one end, the other end of the rotating rod (14) extends into the conical cylinder, and the rotating rod (14) forms an acute included angle with the central axis of the silo body.

6. The sand removal tank for the anti-blocking gas well is characterized in that the gas supply device is an air pump or an air blower (12).

7. The sand removal tank for the anti-blocking gas well is characterized in that a guide cylinder (15) is arranged in the tank body (1), the guide cylinder (15) coincides with the axis of the tank body (1), the guide cylinder (15) is a cone, the diameter of the circle of the cross section of the guide cylinder (15) is gradually reduced from top to bottom along the tank body (1), one side, close to the top of the tank body (1), of the guide cylinder (15) is fixedly connected with the tank body (1), and one side, close to the bottom of the tank body (1), of the guide cylinder (15) is open.

8. The sand removal tank for the anti-blocking gas well is characterized in that a stirring paddle (16) is arranged inside the guide shell (15), the stirring paddle (16) and the guide shell (15) are coaxial, the stirring paddle (16) is connected with a motor (17), and the motor (17) is fixed to the top of the tank body (1).

9. The sand removing tank for the anti-blocking gas well is characterized in that a flow guide assembly (18) is fixed inside the tank body (1), the flow guide assembly (18) is arranged at a port of the sand removing pipeline (2) extending into the tank body (1), the flow guide assembly (18) comprises a flow baffle plate (19) and a flow guide plate (20), the flow baffle plate (19) and the flow guide plate (20) are integrally formed, one end of the flow guide plate (20) is fixedly connected with the inner wall of the tank body (1), the flow guide plate (20) is parallel to the axis of the tank body (1), and the flow baffle plate (19) is obliquely arranged towards the inner wall of the tank body (1).

10. The sand removal tank for the anti-blocking gas well is characterized in that a filter screen (22) is arranged at the position where the tank body (1) is communicated with the drainage pipeline (4).