CN216320277U

CN216320277U - Sand and stone filtering device for geothermal well

Info

Publication number: CN216320277U
Application number: CN202122922598.8U
Authority: CN
Inventors: 张昌忠; 耿超; 杨瑞; 卓倩倩
Original assignee: Shandong Ming Ming Geothermal Energy Development Co ltd
Current assignee: Shandong Ming Ming Geothermal Energy Development Co ltd
Priority date: 2021-11-26
Filing date: 2021-11-26
Publication date: 2022-04-19
Anticipated expiration: 2031-11-26

Abstract

The utility model discloses a sand and stone filtering device for a geothermal well, which comprises a connecting pipe, wherein a first filter screen is fixedly connected in the connecting pipe, an auxiliary mechanism is arranged at the top of the connecting pipe and extends into the connecting pipe, the auxiliary mechanism comprises two cylinders, the two cylinders are respectively and fixedly connected to two sides of the top of the connecting pipe, and a screw rod is connected in each cylinder in a sliding manner. This geothermol power is grit filter equipment for well, design through complementary unit, can make gear revolve drive the dead lever and rotate, the dead lever rotates and drives the rotary drum and rotate, the rotary drum rotates and drives the rotation of cleaning brush, cleaning brush rotates and cleans first filter screen, when impurity falls to the second and filters the netlist face, thereby reach the effect of clearing up the collection to the impurity of inside, not only avoided when watering impurity too many, lead to the phenomenon that the jam often appears in the geothermal well, and can also avoid people to go into the well in person and clear up, the shortcoming of consuming time and power.

Description

Sand and stone filtering device for geothermal well

Technical Field

The utility model relates to the technical field of geothermal wells, in particular to a sand filtering device for a geothermal well.

Background

A geothermal well refers to a method and a device for generating electricity by using geothermal energy with the well depth of about 3500 meters or hot spring water with the water temperature of more than 30 ℃, and the geothermal energy is divided into three types of high temperature, medium temperature and low temperature. The temperature is higher than 150 ℃, exists in a steam form, and belongs to high-temperature geothermal energy; 90-150 ℃, exists in the form of a mixture of water and steam, and belongs to medium-temperature geothermal energy; higher than 25 ℃ and lower than 90 ℃, and exists in the forms of warm water, warm hot water, hot water and the like, and belongs to low-temperature geothermal energy.

At present, because people use the long-term exploitation of geothermal energy, lead to the geothermal water of crust below serious unbalance, people are in order to balance geothermal water, can return the water of crust top to the crust below through geothermal well, but current recharge device still has the defect, when current geothermal well is recharged in the water of crust top, because impurity is too many, lead to the phenomenon that the geothermal well often appears blockking up, need people to go into the well in person to clear up, not only delayed the manual work, whole work efficiency has still been reduced, thereby the normal use of geothermal well has seriously been influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a sand filter device for a geothermal well, which aims to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a sand and stone filter equipment for geothermal well, includes the connecting pipe, the inside fixedly connected with first filter screen of connecting pipe, the connecting pipe top is equipped with complementary unit, complementary unit extends to inside the connecting pipe.

The auxiliary mechanism comprises two cylinders, two the cylinders are respectively fixedly connected to two sides of the top of the connecting pipe, two the inside equal sliding connection of the cylinders is provided with a lead screw and two the equal fixedly connected with fixing blocks and two fixing blocks are arranged at the bottom of the lead screw, the inside of the fixing blocks is connected with a fixing rod, the outside of the fixing rod is provided with a gear, the two side walls of the inner cavity of the connecting pipe are provided with fixing grooves and two the inside equal fixedly connected with fixing plates and two fixing plates are arranged on the front sides of the fixing plates, the gear is respectively arranged on the front sides of the two racks and meshed with the two racks.

Preferably, the outside fixedly connected with rotary drum of dead lever, the outside fixedly connected with cleaning brush of rotary drum, cleaning brush contacts with first filter screen, and the dead lever of being convenient for rotates and drives the rotary drum and rotate, and the rotary drum of being convenient for rotates and drives cleaning brush and rotate, and the cleaning brush of being convenient for rotates and clears up first filter screen impurity.

Preferably, two the lead screw all extends to the connecting pipe inside and contacts with the connecting pipe, the dead lever all is connected through the bearing with two fixed blocks, inside the dead lever both ends extended to two fixed slots respectively, the lead screw reciprocating motion of being convenient for drove the fixed block and removed, and the fixed block of being convenient for removes and drives the dead lever and removes, and the dead lever of being convenient for removes and then conveniently carries out subsequent work content.

Preferably, the dead slot has been seted up to the connecting pipe bottom, dead slot internal connection has the second filter screen, second filter screen bottom fixedly connected with baffle, the equal fixedly connected with handle in baffle bottom both sides, second filter screen and baffle all contact with dead slot inner chamber both sides wall, are convenient for collect impurity through the design of second filter screen, are convenient for stop the rivers of inside through the design of baffle, are convenient for spur the handle and remove the baffle, and the baffle of being convenient for removes and drives the second filter screen and remove, and the second filter screen of being convenient for removes and drives impurity and remove.

Preferably, two spouts, four have all been seted up to connecting pipe bottom both sides the spout bottom all is connected with the slider, four the equal fixedly connected with slide in slider top, four the slide extends to four spouts respectively inside, four the slider is inside all to inlay and be equipped with the pull ring, four the slider contacts with baffle bottom four corners respectively, and the pulling pull ring of being convenient for drives the slider and removes, and the slider of being convenient for removes to suitable position and blocks the baffle, guarantees the fixity of baffle, makes the inside rivers of connecting pipe can not flow.

Preferably, the connecting pipe is fixedly connected with a mounting plate outside, so that the connecting pipe is convenient to mount.

Preferably, the outside four corners of mounting panel all are connected with the bolt, four the bolt all passes through threaded connection with the mounting panel, and the design through the bolt of being convenient for is conveniently dismantled or the erection joint pipe.

Compared with the prior art, the sand filtering device for the geothermal well is provided. The method has the following beneficial effects:

this sand and stone filter equipment for geothermal well, design through complementary unit, can make gear revolve drive the dead lever and rotate, the dead lever rotates and drives the rotary drum and rotate, the rotary drum rotates and drives the rotation of cleaning brush, cleaning brush rotates and cleans first filter screen, when impurity falls to the second and filters the netlist face, thereby reach the effect of collecting of clearing up the impurity of inside, impurity is too many when having not only avoided watering, lead to geothermal well often to appear the phenomenon of jam, and can also avoid people to go into the well in person and clear up, the shortcoming of consuming time and power.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:

FIG. 1 is a schematic front view of the structure of the present invention;

FIG. 2 is a front cross-sectional view of the structure of the present invention;

FIG. 3 is a side cross-sectional view of the structure of the present invention;

FIG. 4 is an enlarged view taken at A in FIG. 2;

fig. 5 is an enlarged view of fig. 3 at B.

In the figure: 1. a connecting pipe; 2. a first filter screen; 3. an auxiliary mechanism; 301. a cylinder; 302. a screw rod; 303. a fixed block; 304. fixing the rod; 305. a gear; 306. fixing grooves; 307. a fixing plate; 308. a rack; 4. a rotating drum; 5. cleaning a brush; 6. a second filter screen; 7. a baffle plate; 8. a slider; 9. and (7) mounting the plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in 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 creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: the utility model provides a sand and stone filter equipment for geothermal well, includes connecting pipe 1, the first filter screen 2 of 1 inside fixedly connected with of connecting pipe, and 1 top of connecting pipe is equipped with complementary unit 3, and complementary unit 3 extends to inside 1 of connecting pipe.

The auxiliary mechanism 3 comprises two cylinders 301, the two cylinders 301 are respectively fixedly connected to two sides of the top of the connecting pipe 1, the two cylinders 301 are respectively and slidably connected with a screw rod 302, the bottoms of the two screw rods 302 are respectively and fixedly connected with a fixed block 303, a fixed rod 304 is connected to the inside of the two fixed blocks 303, gears 305 are respectively and fixedly connected to two sides of the outside of the fixed rod 304, fixed grooves 306 are respectively formed in two side walls of the inner cavity of the connecting pipe 1, fixed plates 307 are respectively and fixedly connected to the inside of the two fixed grooves 306, racks 308 are respectively and fixedly connected to the front sides of the two fixed plates 307, the two gears 305 are respectively arranged on the front sides of the two racks 308 and are meshed with the two racks 308, a rotary drum 4 is fixedly connected to the outside of the fixed rod 304, a cleaning brush 5 is fixedly connected to the outside of the rotary drum 4, the cleaning brush 5 is contacted with the first filter screen 2, the rotary rod 304 is convenient to rotate to drive the rotary drum 4 to rotate, the cleaning brush 5 is convenient to rotate, the cleaning brush 5 is convenient to rotate to clean impurities in the first filter screen 2, the two screw rods 302 extend into the connecting pipe 1 and are in contact with the connecting pipe 1, the fixing rod 304 is connected with the two fixing blocks 303 through bearings, two ends of the fixing rod 304 respectively extend into the two fixing grooves 306, the screw rods 302 reciprocate to drive the fixing blocks 303 to move, the fixing blocks 303 are convenient to move to drive the fixing rod 304 to move, the fixing rod 304 to move is convenient to further facilitate subsequent work content, the bottom of the connecting pipe 1 is provided with a hollow groove, the inside of the hollow groove is connected with a second filter screen 6, the bottom of the second filter screen 6 is fixedly connected with a baffle 7, two sides of the bottom of the baffle 7 are fixedly connected with handles, the second filter screen 6 and the baffle 7 are both in contact with two side walls of an inner cavity of the hollow groove, the impurities are convenient to be collected through the design of the second filter screen 6, and the water flow in the inner part is convenient to be blocked through the design of the baffle 7, the baffle 7 is convenient to be pulled to move by a handle, the baffle 7 is convenient to be moved to drive the second filter screen 6 to move, the second filter screen 6 is convenient to be moved to drive impurities to move, two sliding grooves are formed in two sides of the bottom of the connecting pipe 1, the bottoms of the four sliding grooves are connected with the sliding blocks 8, the tops of the four sliding blocks 8 are fixedly connected with the sliding plates, the four sliding plates extend into the four sliding grooves respectively, pull rings are embedded in the four sliding blocks 8, the four sliding blocks 8 are respectively contacted with four corners of the bottom of the baffle 7, the sliding blocks 8 are convenient to be pulled to drive the sliding blocks 8 to move, the baffle 7 is convenient to be moved to a proper position, the fixity of the baffle 7 is ensured, water flow in the connecting pipe 1 cannot flow out, the mounting plate 9 is fixedly connected to the outside of the connecting pipe 1, the connecting pipe 1 is convenient to be mounted, four corners of the outside of the mounting plate 9 are all connected with bolts, and the four bolts are all connected with the mounting plate 9 through threads, the connecting pipe 1 is convenient to disassemble or assemble through the design of the bolt.

In the actual operation process, when the device is used, if the external water is required to be filled into the ground, the water pipe is matched with the connecting pipe 1, and then the water flow is filled back to the ground, when the internal impurities are required to be cleaned and collected, firstly, the first filter screen 2 can block the impurities, then, a worker opens the air cylinder 301, the air cylinder 301 works to enable the screw rod 302 to reciprocate, the screw rod 302 moves to drive the fixing block 303 to move, the fixing block 303 moves to drive the fixing rod 304 to move, the fixing rod 304 moves to drive the gear 305 to move, the gear 305 moves to rotate to drive the fixing rod 304 to rotate, the fixing rod 304 rotates to drive the rotary drum 4 to rotate, the rotary drum 4 rotates to drive the cleaning brush 5 to rotate to clean the first filter screen 2, when the impurities fall on the surface of the second filter screen 6, the worker pulls the pull ring to move to drive the slide block 8 to move, when slider 8 does not contact with baffle 7, take out the handle, the handle removes and drives second filter screen 6 and remove, and second filter screen 6 removes and drives inside impurity and shift out to reach the effect of clearing up the collection to inside impurity.

Claims

1. The utility model provides a sand and stone filter equipment for geothermal well, includes connecting pipe (1), its characterized in that: a first filter screen (2) is fixedly connected inside the connecting pipe (1), an auxiliary mechanism (3) is arranged at the top of the connecting pipe (1), and the auxiliary mechanism (3) extends into the connecting pipe (1);

complementary unit (3) include two cylinders (301), two cylinder (301) difference fixed connection in connecting pipe (1) top both sides, two cylinder (301) inside equal sliding connection has lead screw (302), two lead screw (302) bottom equal fixedly connected with fixed block (303), two fixed block (303) internal connection has dead lever (304), the equal fixedly connected with gear (305) of dead lever (304) outside both sides, fixed slot (306), two have all been seted up to connecting pipe (1) inner chamber both sides wall the inside equal fixedly connected with fixed plate (307), two fixed plate (307) the equal fixedly connected with rack (308) in front side of fixed plate (307), two rack (308) front side and mesh with two rack (308) are located respectively to gear (305).

2. A sand filter unit for geothermal wells according to claim 1, wherein: the outer portion of the fixing rod (304) is fixedly connected with a rotary drum (4), the outer portion of the rotary drum (4) is fixedly connected with a cleaning brush (5), and the cleaning brush (5) is in contact with the first filter screen (2).

3. A sand filter unit for geothermal wells according to claim 1, wherein: two lead screw (302) all extend to inside and contact with connecting pipe (1) of connecting pipe (1), dead lever (304) all are connected through the bearing with two fixed blocks (303), dead lever (304) both ends extend to inside two fixed slots (306) respectively.

4. A sand filter unit for geothermal wells according to claim 1, wherein: the connecting pipe is characterized in that an empty groove is formed in the bottom of the connecting pipe (1), a second filter screen (6) is connected to the inside of the empty groove, a baffle (7) is fixedly connected to the bottom of the second filter screen (6), handles are fixedly connected to the two sides of the bottom of the baffle (7), and the second filter screen (6) and the baffle (7) are in contact with the two side walls of an inner cavity of the empty groove.

5. A sand filter unit for geothermal wells according to claim 4, wherein: two chutes, four chutes are respectively formed in two sides of the bottom of the connecting pipe (1), a sliding block (8) and four sliding plates are respectively connected to the bottoms of the chutes, the tops of the sliding blocks (8) are respectively fixedly connected with the sliding plates and four sliding plates respectively extend into the four chutes, four pull rings are respectively embedded in the sliding blocks (8), and the sliding blocks (8) are respectively contacted with four corners of the bottom of the baffle (7).

6. A sand filter unit for geothermal wells according to claim 1, wherein: the connecting pipe (1) is fixedly connected with a mounting plate (9) outside.

7. The sand filter device for the geothermal well according to claim 6, wherein: the four outer corners of the mounting plate (9) are all connected with bolts, and the bolts are all in threaded connection with the mounting plate (9).