CN216950342U

CN216950342U - Well pipe filter screen sleeve device of underground water well

Info

Publication number: CN216950342U
Application number: CN202220640600.4U
Authority: CN
Inventors: 黄才福
Original assignee: Guangdong Canbe Environmental Protection Technology Co ltd
Current assignee: Guangdong Canbe Environmental Protection Technology Co ltd
Priority date: 2022-03-23
Filing date: 2022-03-23
Publication date: 2022-07-12
Anticipated expiration: 2032-03-23

Abstract

The utility model discloses a well pipe filter screen sleeve device of an underground well, which relates to the field of well pipe filter screens and comprises an inner pipe, wherein a filter screen is fixedly connected to the outer wall of the inner pipe, an outer pipe is arranged on the outer wall of the filter screen, a first reinforcing block is fixedly connected to the front surface of the outer wall of the outer pipe, a second reinforcing block is arranged on the back surface of the first reinforcing block, reinforcing columns are symmetrically and fixedly connected to the centers of the left side and the right side of the front surface of the second reinforcing block, first through grooves are formed in the side edges of the reinforcing columns, grooves are symmetrically formed in the top and the bottom of the inner cavity of the first through grooves, connecting columns are arranged in the inner cavities of the grooves, clamping blocks are fixedly connected to one ends of the connecting columns, adaptive grooves are formed in one ends of the clamping blocks, and fixing blocks are arranged at one ends of the adaptive grooves. The filter screen sleeve device for the well pipe of the underground well is detachable, can be repeatedly utilized after being cleaned, is environment-friendly, is flexible, can be cut in length according to the water level of underground water on site, can be stored properly and is convenient for tracing the source in the future.

Description

Well pipe filter screen sleeve device of underground water well

Technical Field

The utility model relates to the field of well pipe filter screens, in particular to a well pipe filter screen sleeve device of an underground well.

Background

The underground water refers to water existing in rock gaps below the ground, refers to water in a saturated aquifer below the underground water surface in a narrow sense, refers to gravity water buried below the ground surface in various forms, has three definitions, one refers to all water buried in underground water which is obviously different from surface water, refers to water saturated in the aquifer, flows or permeates downwards to saturate soil and rocks and supplies water for springs and wells, the other refers to water stored in underground rock cavities in gaps forming crust substances, is an important component of water resources, is one of important water sources of agricultural irrigation, industrial and mining and cities due to stable water quantity and good water quality, but under certain conditions, the change of the underground water can cause unfavorable natural phenomena such as swamping, salinization, landslide, ground subsidence and the like, and in the investigation of the soil pollution condition of a land block, in order to detect the condition of the underground water in the land, the well construction needs to be carried out on the land, the underground water is collected, and when the underground water is collected, the underground water often contains too many impurities, so that the impurities are still required to be removed after the water source is collected, and the underground water is too troublesome.

Therefore, there is a need for a well screen sleeve assembly for an underground water well to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a well pipe filter screen sleeve device of an underground water well, which can effectively solve the problems in the background technology.

In order to achieve the purpose, the utility model adopts the technical scheme that:

the well pipe filter screen sleeve device of the underground water well comprises an inner pipe, wherein the outer wall of the inner pipe is fixedly connected with a filter screen, the outer wall of the filter screen is provided with an outer pipe, the front surface of the outer wall of the outer pipe is fixedly connected with a first reinforcing block, the back of the first reinforcing block is provided with a second reinforcing block, reinforcing columns are symmetrically and fixedly connected to the centers of the left side and the right side of the front of the second reinforcing block, the side edge of the reinforcing column is provided with a first through groove, the top and the bottom of the inner cavity of the first through groove are symmetrically provided with grooves, a connecting column is arranged in the inner cavity of the groove, one end of the connecting column is fixedly connected with a clamping block, one end of the clamping block is provided with an adapting groove, one end of the adapting groove is provided with a fixed block, one end of the fixed block is provided with a handle, one end of the handle is provided with a second through groove, and a spring is arranged in an inner cavity of the second through groove.

Preferably, the first through groove is formed in the center of an inner cavity of the outer pipe, and the outer pipe is sleeved on the outer wall of the inner pipe through the first through groove.

Preferably, the first reinforcing block and the second reinforcing block are the same in size, the second reinforcing block is fixedly connected to the back face of the outer wall of the outer pipe, and the front faces of the two reinforcing columns are symmetrically and fixedly connected to the centers of the left side and the right side of the back face of the first reinforcing block.

Preferably, the recess has four, every the recess symmetry is seted up at the front and the back of first logical groove inner chamber top and bottom, the size looks adaptation of clamp splice and recess, the adaptation groove is the arcuation, every the adaptation groove symmetry is seted up in the relative one side of top and bottom clamp splice.

Preferably, the fixed block has four, every the fixed block symmetry fixed connection is at the front and the back of outer tube outer wall top and bottom, every the fixed block is the cavity structure, the handle has four, every the handle symmetry laminating is in the one end of fixed block.

Preferably, the second leads to the groove symmetry and sets up the one end that is close to the outer tube at every fixed block, the fixed block leads to the inner chamber that groove and first lead to the groove through the second and communicates with each other, the fixed block is top and bottom and external communicating cavity structure, the second leads to the groove and the size looks adaptation of spliced pole, the spliced pole leads to the groove through the second and extends to in the inner chamber of fixed block, the other end fixed connection of spliced pole is in the one end of spring, the other end fixed connection of spring leads to in the inner chamber that the groove is led to the second.

Advantageous effects

Compared with the prior art, the utility model has the following beneficial effects:

1. this underground water well casing filter screen sleeve device, through the filter screen that sets up, impurity in filterable aquatic can play the reinforcement effect to holistic structure through first reinforcement piece, second reinforcement piece and the reinforced column that sets up, avoids because pressure is too big, leads to outer tube and inner tube damaged.

2. This underground water well casing filter screen sleeve device, through the spring that sets up, can be with the spliced pole in to the inner chamber of first logical groove bounce, drive the clamp splice with this and bounce in to the inner chamber of first logical groove, the inner chamber axle of outer tube is placed to the inner tube, four clamp splices can press from both sides the outer wall of inner tube through the adaptation groove and press from both sides tightly, play fixed effect with this, can not lead to droing of inner tube because of the impact of rivers, when needs take out the inner tube and wash or change, outside pulling handle, it moves in the inner chamber of fixed block to drive the spliced pole through the second logical groove, can drive the clamp splice retraction to the inner chamber of recess this moment, can take out the inner tube from the inner chamber of outer tube this moment.

3. This underground water well pipe filter screen sleeve device, this device can be dismantled, but through wasing back reuse, the environmental protection, the device is more nimble, can carry out the length cutting according to on-the-spot groundwater water level, and the sample can also be properly preserved, is convenient for trace to the source in the future.

Drawings

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

FIG. 2 is a schematic structural view of an outer tube of the present invention;

fig. 3 is a schematic structural view of the fixing block of the present invention.

In the figure: 1. an inner tube; 2. a filter screen; 3. an outer tube; 4. a first reinforcing block; 5. a second reinforcing block; 6. reinforcing columns; 7. a first through groove; 8. a groove; 9. connecting columns; 10. a clamping block; 11. an adaptation groove; 12. a fixed block; 13. a handle; 14. a second through groove; 15. a spring.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

As shown in fig. 1-3, the underground water well pipe filter screen sleeve device comprises an inner pipe 1, a filter screen 2 is fixedly connected to the outer wall of the inner pipe 1, an outer pipe 3 is arranged on the outer wall of the filter screen 2, a first reinforcing block 4 is fixedly connected to the front surface of the outer wall of the outer pipe 3, a second reinforcing block 5 is arranged on the back surface of the first reinforcing block 4, reinforcing columns 6 are symmetrically and fixedly connected to the centers of the left side and the right side of the front surface of the second reinforcing block 5, the first reinforcing block 4 and the second reinforcing block 5 have the same size, the second reinforcing block 5 is fixedly connected to the back surface of the outer wall of the outer pipe 3, the front surfaces of the two reinforcing columns 6 are symmetrically and fixedly connected to the centers of the left side and the right side of the back surface of the first reinforcing block 4, a first through groove 7 is arranged on the side edge of the reinforcing column 6, the first through groove 7 is arranged in the center of the inner cavity of the outer pipe 3, the outer pipe 3 is sleeved on the outer wall of the inner pipe 1 through the first through groove 7, grooves 8 are symmetrically arranged on the top and the bottom of the inner cavity of the first through groove 7, a connecting column 9 is arranged in an inner cavity of the groove 8, one end of the connecting column 9 is fixedly connected with a clamping block 10, one end of the clamping block 10 is provided with an adaptation groove 11, four grooves 8 are arranged, each groove 8 is symmetrically arranged on the front surface and the back surface of the top and the bottom of the inner cavity of the first through groove 7, the clamping block 10 is adapted to the size of the groove 8, the adaptation grooves 11 are arc-shaped, each adaptation groove 11 is symmetrically arranged on one side of the top and the bottom opposite to the clamping block 10, one end of the adaptation groove 11 is provided with a fixed block 12, one end of the fixed block 12 is provided with a handle 13, four fixed blocks 12 are arranged, each fixed block 12 is symmetrically and fixedly connected on the front surface and the back surface of the top and the bottom of the outer wall of the outer tube 3, each fixed block 12 is of a cavity structure, four handles 13 are arranged, each handle 13 is symmetrically attached to one end of the fixed block 12, one end of the handle 13 is provided with a second through groove 14, a spring 15 is arranged in the inner cavity of the second through groove 14, the second through grooves 14 are symmetrically arranged at one end of each fixing block 12 close to the outer pipe 3, the fixing blocks 12 are communicated with the inner cavity of the first through groove 7 through the second through grooves 14, the fixing blocks 12 are of cavity structures with the top and the bottom communicated with the outside, the sizes of the second through grooves 14 and the connecting columns 9 are matched, the connecting columns 9 extend into the inner cavities of the fixing blocks 12 through the second through grooves 14, the other ends of the connecting columns 9 are fixedly connected at one ends of springs 15, the other ends of the springs 15 are fixedly connected in the inner cavities of the second through grooves 14, impurities in water can be filtered through the arranged filter screen 2, the whole structure can be reinforced through the arranged first reinforcing blocks 4, the second reinforcing blocks 5 and the reinforcing columns 6, the damage to the outer pipe 3 and the inner pipe 1 caused by overlarge pressure is avoided, the connecting columns 9 can be bounced into the inner cavities of the first through grooves 7 through the arranged springs 15, drive clamp splice 10 with this and bounce off to the inner chamber of first logical groove 7, place the inner chamber axle of outer tube 3 at inner tube 1, four clamp splices 10 can press from both sides the outer wall of inner tube 1 through adaptation groove 11 and press from both sides tightly, play fixed effect with this, can not lead to droing of inner tube 1 because of the impact of rivers, when needing to take out inner tube 1 and wash or when changing, outside pulling handle 13, it removes to drive spliced pole 9 through second logical groove 14 in the inner chamber of fixed block 12, can drive clamp splice 10 to retract to the inner chamber of recess 8 this moment, can take out inner tube 1 from the inner chamber of outer tube 3 this moment, this device can dismantle, but reuse after wasing, the environmental protection, the device is more nimble, can carry out the length cutting according to on-the-site groundwater water level, the sample can also be properly preserved, be convenient for trace to the source in the future.

Specific example 1: the inner tube 1 is made of polytetrafluoroethylene tube, the inner diameter is 63mm, the outer diameter is 68mm, the gap width of the filter screen 2 is 0.2 mm-0.5 mm, and 90% of filter layer materials can be blocked.

Specific example 2: the inner diameter of the outer tube 3 is 69mm, the outer diameter is 74mm, and the outer tube 3 is made of polytetrafluoroethylene.

The utility model is to be noted that, the utility model is a well casing filter screen sleeve device of underground water well, when in use, the filter screen 2 is fixedly connected with the outer wall of the inner pipe 1, the handle 13 is pulled, so that the connecting column 9 can drive the clamping blocks 10 to enter the inner cavity of the groove 8, the inner pipe 1 is inserted into the inner cavity of the outer pipe 3 through the first through groove 7, after the inner pipe 1 completely enters the inner cavity of the outer pipe 3, the handle 13 is loosened, at the moment, the spring 15 bounces the connecting column 9 to the inner cavity of the first through groove 7, so that the connecting column 9 can drive the clamping blocks 10 to move, at the moment, the four clamping blocks 10 can clamp the outer wall of the inner pipe 1, so as to play a role in fixing, when the whole is installed, after the drilling of the drilling machine is finished, the whole is sleeved into the well casing, and the whole well casing is placed into a drill hole, so as to build the underground water well.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. Well casing filter screen sleeve device of underground water well, including inner tube (1), its characterized in that: the outer wall of the inner pipe (1) is fixedly connected with a filter screen (2), the outer wall of the filter screen (2) is provided with an outer pipe (3), the front of the outer wall of the outer pipe (3) is fixedly connected with a first reinforcing block (4), the back of the first reinforcing block (4) is provided with a second reinforcing block (5), the right and left sides of the front of the second reinforcing block (5) are symmetrically and fixedly connected with reinforcing columns (6), the side edge of each reinforcing column (6) is provided with a first through groove (7), the top and the bottom of the inner cavity of the first through groove (7) are symmetrically provided with grooves (8), the inner cavity of each groove (8) is internally provided with a connecting column (9), one end of each connecting column (9) is fixedly connected with a clamping block (10), one end of each clamping block (10) is provided with an adaptive groove (11), one end of each adaptive groove (11) is provided with a fixing block (12), one end of the fixing block (12) is provided with a handle (13), one end of the handle (13) is provided with a second through groove (14), and a spring (15) is arranged in an inner cavity of the second through groove (14).

2. The well screen sleeve device of claim 1, wherein: first logical groove (7) are seted up in the centre of outer tube (3) inner chamber, outer tube (3) are established at the outer wall of inner tube (1) through first logical groove (7) cover.

3. The well screen sleeve device of claim 1, wherein: the first reinforcing blocks (4) and the second reinforcing blocks (5) are the same in size, the second reinforcing blocks (5) are fixedly connected to the back face of the outer wall of the outer pipe (3), and the front faces of the two reinforcing columns (6) are symmetrically and fixedly connected to the centers of the left side and the right side of the back face of the first reinforcing blocks (4).

4. The well screen sleeve device of claim 1, wherein: recess (8) have four, every recess (8) symmetry is seted up at the front and the back of first logical groove (7) inner chamber top and bottom, the size looks adaptation of clamp splice (10) and recess (8), adaptation groove (11) are the arcuation, every adaptation groove (11) symmetry is seted up in top and bottom clamp splice (10) relative one side.

5. The well screen sleeve device of claim 1, wherein: fixed block (12) have four, every fixed block (12) symmetry fixed connection is at the front and the back of outer tube (3) outer wall top and bottom, every fixed block (12) are the cavity structure, handle (13) have four, every handle (13) symmetry laminating is in the one end of fixed block (12).

6. The well screen sleeve device of claim 1, wherein: the second leads to groove (14) symmetry to set up the one end that is close to outer tube (3) in every fixed block (12), fixed block (12) lead to the inner chamber of groove (14) and first logical groove (7) through the second and communicate with each other, fixed block (12) are top and bottom and external communicating cavity structure, the second leads to the size looks adaptation of groove (14) and spliced pole (9), spliced pole (9) lead to the groove (14) through the second and extend to the inner chamber of fixed block (12), the other end fixed connection of spliced pole (9) is in the one end of spring (15), the other end fixed connection of spring (15) is in the inner chamber that the groove (14) were led to the second.