Water sample filtering device for environment detection

Abstract

The utility model discloses a water sample filtering device for environment detection, which belongs to the technical field of environment detection and is characterized by comprising a filtering shell, a top plate is bolted to the top of the filtering shell, the top of the top plate is communicated with a water inlet, and supporting plates are fixedly connected to the bottoms of the front side and the rear side of the inner wall of the filtering shell. A filtering assembly is arranged at the top of the supporting plate, a removing assembly is arranged at the top of the filtering assembly, a through groove used in cooperation with the removing assembly is formed in the bottom of the right side of the filtering shell, and supporting legs are fixedly connected to the front sides and the rear sides of the two sides of the bottom of the filtering shell correspondingly; the filtering assembly comprises a fixing frame, a filtering net, a connecting block and a handle, the front side and the rear side of the bottom of the fixing frame make contact with the top of the supporting plate, and the problems that an existing filtering device usually cannot well prevent impurities in water from blocking the filtering net, and the filtering net is inconvenient to disassemble, clean or replace are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of environmental detection, in particular to a water sample filtering device for environmental detection. Background Art

[0002] The environment includes both material factors such as air, water, land, plants, animals, etc., and non-material factors such as concepts, systems, and codes of conduct; it includes both natural factors and social factors; it includes both non-living forms and living forms.

[0003] At present, there is a Chinese patent with announcement number CN216023428U. The utility model provides a water sample filtering device for environmental testing, which relates to the field of environmental testing technology. The water sample filtering device for environmental testing includes a filter shell and a filter screen. The upper end of the filter shell is provided with a feed port, and the lower end of the feed port is fixedly connected with a sleeve. The inside of the sleeve is slidably connected with a water pipe, and the end of the water pipe away from the sleeve is threadedly connected with a drain ring. The water sample filtering device for environmental testing is provided with a water pipe, a drain ring, a reset spring, a gear plate, a half gear, a rotating shaft and a driving motor. Under the action of the driving motor, the half gear intermittently meshes with the gear plate for transmission, so that the gear plate reciprocates to drive the water pipe to reciprocate, so that the water sample flowing out of the drainage ring can be evenly retained on the filter screen, thereby avoiding the problem that the water sample to be tested only flows through one area of ​​the filter screen, causing the filtering use area of ​​the filter screen to remain unchanged, and avoiding the problem that the filter screen is blocked and affects the filtering speed.

[0004] During environmental testing, water samples need to be filtered, which requires a filtering device. Existing filtering devices usually cannot effectively prevent impurities in the water from clogging the filter, and are not convenient for disassembling, cleaning or replacing the filter, which brings inconvenience to users. Utility Model Content

[0005] The utility model provides a water sample filtering device for environmental testing, aiming to solve the problem that the existing filtering devices usually cannot well prevent impurities in the water from clogging the filter screen, and it is not convenient to disassemble, clean or replace the filter screen, thus causing inconvenience to the user.

[0006] The utility model is implemented as follows: a water sample filtering device for environmental detection comprises a filter shell, a top plate is bolted to the top of the filter shell, a water inlet is connected to the top of the top plate, a support plate is fixedly connected to the bottom of the front and rear sides of the inner wall of the filter shell, a filter assembly is arranged on the top of the support plate, a cleaning assembly is arranged on the top of the filter assembly, a through groove used in conjunction with the cleaning assembly is opened at the bottom of the right side of the filter shell, and support legs are fixedly connected to the front and rear sides of the bottom of the filter shell;

[0007] The filter assembly includes a fixed frame, a filter net, a connecting block and a handle. The front and rear sides of the bottom of the fixed frame are in contact with the top of the support plate. The four sides of the filter net are fixedly connected to the inner wall of the fixed frame. The left side of the connecting block is fixedly connected to the right side of the fixed frame. The connecting block is located in the inner cavity of the through groove. The left side of the handle is fixedly connected to the right side of the connecting block.

[0008] In order to achieve the effect of cleaning the filter so that the filter will not be blocked by impurities in the water, as a preferred water sample filtering device for environmental testing of the utility model, the cleaning component includes a motor, a connecting strip, a transmission rod, a transmission block and a brush. The left side of the motor is fixedly connected to the right side of the filter shell, and the output end of the motor passes through the inner cavity of the filter shell. The top of the right side of the connecting strip is fixedly connected to the output end of the motor, the right side of the transmission rod is fixedly connected to the bottom of the left side of the connecting strip, the transmission rod is located at the bottom of the inner cavity of the transmission block, the right side of the top of the brush is fixedly connected to the bottom of the transmission block, and the bottom of the brush is in close contact with the top of the filter.

[0009] In order to achieve the effect of guiding the filtered water, as a preferred water sample filtering device for environmental testing of the utility model, a guide plate is provided at the bottom of the inner cavity of the filter shell, and the four sides of the guide plate are fixedly connected to the inner wall of the filter shell.

[0010] In order to achieve the effect of discharging the filtered water from the filter shell, as a preferred water sample filtering device for environmental testing of the utility model, the bottom of the right side of the filter shell is connected to a water outlet pipe, and the top of the water outlet pipe is movably connected to a valve.

[0011] In order to prevent water from flowing out from between the through groove and the connecting block, as a preferred water sample filtering device for environmental testing of the utility model, an elastic sealing ring is fixedly connected to the surface of the connecting block, and the surface of the elastic sealing ring is in close contact with the inner wall of the through groove.

[0012] In order to achieve the effect of allowing the output end of the motor to pass through the filter shell and to facilitate the rotation of the output end of the motor, as a preferred water sample filtering device for environmental testing of the utility model, a through hole is opened on the right side of the filter shell for use with the output end of the motor, and the surface of the output end of the motor is rotatably connected to the inner wall of the through hole through a bearing.

[0013] In order to achieve the effect of supporting and positioning the brush, as a preferred water sample filtering device for environmental testing of the utility model, support positioning rods used in conjunction with the brush are provided on both sides of the inner wall of the filter shell, and the front side of the support positioning rod is fixedly connected to the front side of the inner wall of the filter shell, and the rear side of the support positioning rod passes through the brush and is fixedly connected to the rear side of the inner wall of the filter shell.

[0014] In order to achieve the effect of allowing the brush to move on the surface of the supporting positioning rod, as a preferred water sample filtering device for environmental testing of the utility model, both sides of the front side of the brush are provided with positioning holes used in conjunction with the supporting positioning rod, and the surface of the supporting positioning rod is slidably connected to the inner wall of the positioning hole.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] The water sample filtering device for environmental testing is provided with a filter shell, a top plate, a water inlet, a support plate, a filter assembly, a cleaning assembly, a through slot and a support leg. When in use, the filter assembly is inserted into the filter shell through the through slot, and the two support plates support the filter assembly. Then the water sample is added into the filter shell through the water inlet, and impurities in the water sample are filtered by the filter assembly. At the same time, the cleaning assembly is started and the filter assembly is cleaned by the cleaning assembly, thereby achieving the effect of preventing impurities in the water from clogging the filter assembly. When the filter assembly needs to be cleaned or replaced, the filter assembly can be pulled to be drawn out of the filter shell through the through slot, thereby achieving the effect of facilitating the disassembly, cleaning or replacement of the filter assembly. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is the overall structural diagram of the water sample filtering device for environmental testing of the utility model;

[0018] Figure 2 It is a cross-sectional structural diagram of the filter shell and the top plate in the utility model;

[0019] Figure 3 This is a disassembled structural diagram of the cleaning assembly and the supporting positioning rod in the utility model;

[0020] Figure 4 It is a structural diagram of the filter assembly in the utility model;

[0021] Figure 5 It is a structural diagram of the filter shell in the utility model.

[0022] In the figure, 1. filter shell; 2. top plate; 3. water inlet; 4. support plate; 5. filter assembly; 501. fixing frame; 502. filter screen; 503. connecting block; 504. handle; 6. cleaning assembly; 601. motor; 602. connecting strip; 603. transmission rod; 604. transmission block; 605. brush; 7. through groove; 8. support leg; 9. guide plate; 10. water outlet pipe; 11. valve; 12. elastic sealing ring; 13. through hole; 14. support positioning rod; 15. positioning hole. DETAILED DESCRIPTION

[0023] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0024] In the description of the present invention, it should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In addition, in the description of the present invention, "multiple" means two or more, unless otherwise clearly and specifically defined.

[0025] See also Figure 1-5 The utility model provides a technical solution: a water sample filtering device for environmental detection, comprising a filter shell 1, a top plate 2 is bolted to the top of the filter shell 1, a water inlet 3 is connected to the top of the top plate 2, a support plate 4 is fixedly connected to the bottom of the front and rear sides of the inner wall of the filter shell 1, a filter assembly 5 is arranged on the top of the support plate 4, a cleaning assembly 6 is arranged on the top of the filter assembly 5, a through groove 7 used in conjunction with the cleaning assembly 6 is opened at the bottom of the right side of the filter shell 1, and support legs 8 are fixedly connected to the front and rear sides of the bottom of the filter shell 1;

[0026] The filter assembly 5 includes a fixed frame 501, a filter net 502, a connecting block 503 and a handle 504. The front and rear sides of the bottom of the fixed frame 501 are in contact with the top of the support plate 4. The four sides of the filter net 502 are fixedly connected to the inner wall of the fixed frame 501. The left side of the connecting block 503 is fixedly connected to the right side of the fixed frame 501. The connecting block 503 is located in the inner cavity of the through groove 7. The left side of the handle 504 is fixedly connected to the right side of the connecting block 503.

[0027] In this embodiment: by arranging the filter shell 1, the top plate 2, the water inlet 3, the support plate 4, the filter assembly 5, the cleaning assembly 6, the through groove 7 and the support leg 8, when in use, the filter assembly 5 is inserted into the filter shell 1 through the through groove 7, so that the two support plates 4 support the filter assembly 5, and then the water sample is added into the filter shell 1 through the water inlet 3, the impurities in the water sample are filtered by the filter assembly 5, and the cleaning assembly 6 is started at the same time, and the filter assembly 5 is cleaned by the cleaning assembly 6, thereby achieving the effect of preventing the impurities in the water from clogging the filter assembly 5. When the filter assembly 5 needs to be cleaned or replaced, the filter assembly 5 can be pulled and the filter assembly 5 can be drawn out of the filter shell 1 through the through groove 7, thereby achieving the effect of facilitating the disassembly, cleaning or replacement of the filter assembly 5.

[0028] As a technical optimization solution of the utility model, the cleaning component 6 includes a motor 601, a connecting strip 602, a transmission rod 603, a transmission block 604 and a brush 605. The left side of the motor 601 is fixedly connected to the right side of the filter shell 1, and the output end of the motor 601 passes through the inner cavity of the filter shell 1. The top of the right side of the connecting strip 602 is fixedly connected to the output end of the motor 601, the right side of the transmission rod 603 is fixedly connected to the bottom of the left side of the connecting strip 602, the transmission rod 603 is located at the bottom of the inner cavity of the transmission block 604, the right side of the top of the brush 605 is fixedly connected to the bottom of the transmission block 604, and the bottom of the brush 605 is in close contact with the top of the filter net 502.

[0029] In this embodiment: by setting up the motor 601, the connecting bar 602 can be driven to rotate, and by setting up the connecting bar 602, the transmission rod 603 can be driven to move in a circular arc shape in the inner cavity of the transmission block 604, and by setting up the transmission rod 603, the transmission block 604 can be driven to move forward and backward by moving in a circular arc shape in the inner cavity of the transmission block 604. By setting up the transmission block 604, the brush 605 can be driven to move forward and backward. By setting up the brush 605, the filter net 502 can be cleaned by moving forward and backward, so that the filter net 502 will not be blocked by impurities in the water.

[0030] As a technical optimization solution of the present invention, a guide plate 9 is provided at the bottom of the inner cavity of the filter housing 1 , and the guide plate 9 is fixedly connected to the inner wall of the filter housing 1 around its periphery.

[0031] In this embodiment, the guide plate 9 is provided to guide the filtered water.

[0032] As a technical optimization solution of the utility model, the bottom of the right side of the filter housing 1 is connected to a water outlet pipe 10 , and the top of the water outlet pipe 10 is movably connected to a valve 11 .

[0033] In this embodiment, the water outlet pipe 10 is provided to discharge the filtered water from the filter housing 1 , and the water outlet pipe 10 can be closed by providing a valve 11 .

[0034] As a technical optimization solution of the present invention, an elastic sealing ring 12 is fixedly connected to the surface of the connecting block 503 , and the surface of the elastic sealing ring 12 is in close contact with the inner wall of the through groove 7 .

[0035] In this embodiment, the elastic sealing ring 12 is provided to prevent water from flowing out from between the through groove 7 and the connecting block 503 .

[0036] As a technical optimization solution of the utility model, a through hole 13 for use with the output end of the motor 601 is opened on the right side of the filter housing 1, and the surface of the output end of the motor 601 is rotatably connected to the inner wall of the through hole 13 through a bearing.

[0037] In this embodiment: a through hole 13 is provided so that the output end of the motor 601 can pass through the filter housing 1, and a surface of the output end of the motor 601 is rotatably connected to the inner wall of the through hole 13 via a bearing so that the output end of the motor 601 can rotate conveniently.

[0038] As a technical optimization solution of the utility model, support positioning rods 14 used in conjunction with the brush 605 are provided on both sides of the inner wall of the filter shell 1, the front side of the support positioning rod 14 is fixedly connected to the front side of the inner wall of the filter shell 1, and the rear side of the support positioning rod 14 passes through the brush 605 and is fixedly connected to the rear side of the inner wall of the filter shell 1.

[0039] In this embodiment, by providing a support positioning rod 14, the brush 605 can be supported and the position of the brush 605 can be positioned.

[0040] As a technical optimization solution of the utility model, positioning holes 15 for use with the support positioning rod 14 are opened on both sides of the front side of the brush 605, and the surface of the support positioning rod 14 is slidably connected to the inner wall of the positioning hole 15.

[0041] In this embodiment, the positioning hole 15 is provided so that the brush 605 can move on the surface of the supporting positioning rod 14 .

[0042] Working principle: First, insert the fixing frame 501 and the filter screen 502 into the filter housing 1 through the through slot 7, so that the two support plates 4 support the fixing frame 501 and the filter screen 502, and make the connecting block 503 located in the through slot 7, and seal the gap between the through slot 7 and the connecting block 503 through the elastic sealing ring 12, and then add the water sample into the filter housing 1 through the water inlet 3, and filter the impurities in the water sample through the filter screen 502, and start the motor 601 at the same time, the output end of the motor 601 drives the connecting bar 602 to rotate, and the connecting bar 602 drives the transmission rod 603 to rotate. The inner cavity of the transmission block 604 moves in an arc shape, so that the transmission block 604 and the brush 605 move back and forth on the surface of the support positioning rod 14. The filter screen 502 is cleaned by the back and forth movement of the brush 605, thereby preventing impurities in the water from clogging the filter screen 502. When the filter screen 502 needs to be cleaned or replaced, the handle 504 can be pulled, and the fixed frame 501 and the filter screen 502 can be pulled out of the filter shell 1 through the through groove 7 through the connecting block 503, thereby achieving the effect of facilitating the disassembly, cleaning or replacement of the filter screen 502.

[0043] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A water sample filtering device for environmental testing, comprising a filter housing (1), characterized in that: The top of the filter housing (1) is bolted to a top plate (2), the top of the top plate (2) is connected to a water inlet (3), the bottom of the front side and the rear side of the inner wall of the filter housing (1) are fixedly connected to support plates (4), the top of the support plate (4) is provided with a filter assembly (5), the top of the filter assembly (5) is provided with a cleaning assembly (6), the bottom of the right side of the filter housing (1) is provided with a through groove (7) for use with the cleaning assembly (6), and the front and rear sides of the bottom of the filter housing (1) are fixedly connected to support legs (8); The filter assembly (5) comprises a fixed frame (501), a filter screen (502), a connecting block (503) and a handle (504); the front side and the rear side of the bottom of the fixed frame (501) are in contact with the top of the support plate (4); the four sides of the filter screen (502) are fixedly connected to the inner wall of the fixed frame (501); the left side of the connecting block (503) is fixedly connected to the right side of the fixed frame (501); the connecting block (503) is located in the inner cavity of the through groove (7); and the left side of the handle (504) is fixedly connected to the right side of the connecting block (503); the cleaning assembly (6) comprises a motor (601), a connecting strip (602), a transmission rod (603) ), a transmission block (604) and a brush (605), the left side of the motor (601) is fixedly connected to the right side of the filter housing (1), the output end of the motor (601) passes through the inner cavity of the filter housing (1), the top of the right side of the connecting strip (602) is fixedly connected to the output end of the motor (601), the right side of the transmission rod (603) is fixedly connected to the bottom of the left side of the connecting strip (602), the transmission rod (603) is located at the bottom of the inner cavity of the transmission block (604), the right side of the top of the brush (605) is fixedly connected to the bottom of the transmission block (604), and the bottom of the brush (605) is in close contact with the top of the filter screen (502).

2. The water sample filtering device for environmental testing according to claim 1, characterized in that: A guide plate (9) is provided at the bottom of the inner cavity of the filter housing (1), and the four sides of the guide plate (9) are fixedly connected to the inner wall of the filter housing (1).

3. The water sample filtering device for environmental testing according to claim 1, characterized in that: The bottom of the right side of the filter housing (1) is connected to a water outlet pipe (10), and the top of the water outlet pipe (10) is movably connected to a valve (11).

4. The water sample filtering device for environmental testing according to claim 1, characterized in that: An elastic sealing ring (12) is fixedly connected to the surface of the connection block (503), and the surface of the elastic sealing ring (12) is in close contact with the inner wall of the through groove (7).

5. The water sample filtering device for environmental testing according to claim 1, characterized in that: A through hole (13) for use with the output end of the motor (601) is provided on the right side of the filter housing (1), and the surface of the output end of the motor (601) is rotatably connected to the inner wall of the through hole (13) via a bearing.

6. The water sample filtering device for environmental testing according to claim 1, characterized in that: Supporting and positioning rods (14) for use with the brush (605) are provided on both sides of the inner wall of the filter housing (1); the front side of the supporting and positioning rods (14) is fixedly connected to the front side of the inner wall of the filter housing (1); the rear side of the supporting and positioning rods (14) passes through the brush (605) and is fixedly connected to the rear side of the inner wall of the filter housing (1).

7. The water sample filtering device for environmental testing according to claim 6, characterized in that: Both sides of the front side of the brush (605) are provided with positioning holes (15) for use with the supporting positioning rod (14), and the surface of the supporting positioning rod (14) is slidably connected to the inner wall of the positioning hole (15).

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