CN215939205U

CN215939205U - Water sample filtering device for environmental monitoring analysis

Info

Publication number: CN215939205U
Application number: CN202122490440.8U
Authority: CN
Inventors: 陈轶; 余亮
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-10-16
Filing date: 2021-10-16
Publication date: 2022-03-04
Anticipated expiration: 2031-10-16

Abstract

The utility model discloses a water sample filtering device for environmental monitoring and analysis, which relates to the technical field of filtering equipment and comprises a box body, wherein a filtering cover with a hollow structure is arranged in an inner cavity of the box body, a through groove is formed in the inner side wall of the filtering cover in a penetrating manner, a filtering net is arranged in the inner cavity of the through groove, the edge of the filtering net is fixedly connected with the inner side wall of the through groove, a circulating hole is formed in the middle of the inner wall of the lower end of the filtering cover in a penetrating manner, a baffle ring is fixedly connected to the inner wall of the lower end of the filtering cover, and the baffle ring is in a circular truncated cone shape and is positioned outside an opening at the upper end of the circulating hole. According to the utility model, the filter cover is arranged in the inner cavity of the box body, the through groove is formed in the inner side wall of the filter cover, the filter screen is arranged in the inner cavity of the through groove, the circulation hole is formed in the inner wall of the lower end of the filter cover, and the baffle ring is fixedly connected to the inner wall of the lower end of the filter cover, so that the filter cover and the water sample in the inner cavity of the box body can form circulation flow, the filter screen can be ensured to carry out circulation filtration on the water sample, and the filtration effect is further improved.

Description

Water sample filtering device for environmental monitoring analysis

Technical Field

The utility model relates to the technical field of filtering equipment, in particular to a water sample filtering device for environment monitoring and analysis.

Background

The water sample filtering device is a common device in the water treatment industry, can treat water before detecting a water sample, filters impurities influencing the detection of the water sample and improves the accuracy of the detection of the water sample.

But at present, current environmental monitoring analysis water sample filter equipment, the filtration mode to the water sample is simpler, can't carry out the loop filter to the water sample, and consequently the filter effect is relatively poor, and secondly, it is difficult to dismantle the clearance to it after filtering screen panel surface adhesion impurity is too much, and then the influence is to the normal filtration of water sample. Therefore, it is necessary to develop a water sample filtering device for environmental monitoring and analysis to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a water sample filtering device for environmental monitoring and analysis, which solves the above problems.

In order to achieve the purpose, the utility model provides the following technical scheme: a water sample filtering device for environmental monitoring and analysis comprises a box body, wherein a filtering cover with a hollow structure is arranged in the inner cavity of the box body, a through groove is arranged on the inner side wall of the filter cover in a penetrating way, a filter screen is arranged in the inner cavity of the through groove, the edge of the filter screen is fixedly connected with the inner side wall of the through groove, the middle part of the inner wall of the lower end of the filter cover is provided with a circulating hole in a penetrating way, the inner wall of the lower end of the filter mantle is fixedly connected with a baffle ring which is in a round table shape and is positioned outside the opening of the upper end of the circulating hole, the lower end surface of the filter cover is fixedly connected with a negative pressure cover which is positioned outside the lower end opening of the circulating hole, the inner cavity of the negative pressure cover is provided with fan blades, the middle part of the lower surface of the box body is fixedly connected with a driving motor, the upper end of the rotating shaft of the driving motor movably penetrates through the lower surface of the box body and is fixedly inserted in the middle of the fan blade.

Preferably, the through grooves are provided with a plurality of groups, the plurality of groups of through grooves are distributed at equal intervals, and each group of through grooves are distributed in an annular array.

Preferably, a sealing sleeve is fixedly inserted in the middle of the inner wall of the lower end of the box body, the sealing sleeve is movably sleeved on the outer side of the rotating shaft of the driving motor, and a sealing gasket is connected to the inner side wall of the sealing sleeve in a bonding mode.

Preferably, the opening at the upper end of the filter cover is covered with a sealing cover, and the sealing cover is fixedly connected with the filter cover through threads.

Preferably, the lower surface edge of the filter cover is fixedly connected with a plurality of fixing columns distributed in an annular array, and the lower ends of the fixing columns are fixedly connected with clamping blocks.

Preferably, a positioning block is arranged at one end of the clamping block, a positioning groove is formed in one end face of the positioning block, one end of the clamping block is located in an inner cavity of the positioning groove and matched with the positioning groove, and the positioning block is fixedly installed on the inner wall of the lower end of the box body.

Preferably, the lower surface of the box body is fixedly connected with support legs, the lower end of the outer side wall of the box body is communicated with a drain pipe, and a ball valve is arranged in the middle of the drain pipe.

The utility model has the technical effects and advantages that:

1. according to the utility model, the filter cover is arranged in the inner cavity of the box body, the inner side wall of the filter cover is provided with the through groove, the inner cavity of the through groove is provided with the filter screen, the inner wall of the lower end of the filter cover is provided with the circulation hole, and the inner wall of the lower end of the filter cover is fixedly connected with the baffle ring, so that the filter cover and the water sample in the inner cavity of the box body can form circulation flow, the filter screen can be ensured to carry out circulation filtration on the water sample, and the filtration effect is further improved;

2. according to the filter cover, the fixing column is fixedly connected to the lower end face of the filter cover, the fixture block is fixedly connected to the lower end of the fixing column, the positioning block is arranged at one end of the fixture block, the positioning groove is formed in one side face of the positioning block, and one end of the fixture block is located in the inner cavity of the positioning groove and matched with the positioning groove, so that the fixture block can be driven to be separated from the inner cavity of the positioning groove by rotating the filter cover, and the filter cover is convenient to disassemble and clean.

Drawings

FIG. 1 is a schematic cross-sectional view of the overall structure of the present invention.

Fig. 2 is a perspective view of the filter cover structure of the present invention.

Fig. 3 is a perspective view of the positioning block of the present invention.

Fig. 4 is a schematic diagram of the overall structure of the present invention.

In the figure: 1. a box body; 2. a filter housing; 3. a through groove; 4. a filter screen; 5. a circulation hole; 6. a baffle ring; 7. a negative pressure hood; 8. a fan blade; 9. a drive motor; 10. a sealing sleeve; 11. a sealing cover; 12. fixing a column; 13. a clamping block; 14. positioning blocks; 15. positioning a groove; 16. a support leg; 17. and a water discharge pipe.

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.

The utility model provides a water sample filtering device for environmental monitoring and analysis, which comprises a box body 1, wherein a filtering cover 2 with a hollow structure is arranged in an inner cavity of the box body 1, through grooves 3 are formed in the inner side wall of the filtering cover 2 in a penetrating manner, a plurality of groups of through grooves 3 are arranged, the plurality of groups of through grooves 3 are distributed at equal intervals, each group of through grooves 3 are distributed in an annular array manner, a filtering net 4 is arranged in the inner cavity of each through groove 3, the edge of each filtering net 4 is fixedly connected with the inner side wall of each through groove 3, and each filtering net 4 is used for filtering impurities of a water sample.

Secondly, the circulation hole 5 has been seted up in the lower extreme inner wall middle part of filter mantle 2 through, the lower extreme inner wall fixedly connected with of filter mantle 2 keeps off ring 6, keep off ring 6 and set up to the round platform form and lie in the upper end opening part outside of circulation hole 5, the setting of keeping off ring 6 ensures that the impurity after filter mantle 2 filters can fall into the bottom of filter mantle 2 under the effect of gravity, thereby avoid impurity to fall into box 1's inner chamber again and lead to remixing with the water sample, the lower terminal surface fixedly connected with negative pressure cover 7 of filter mantle 2, negative pressure cover 7 lies in the lower extreme opening part outside of circulation hole 5, the water sample of box 1 inner chamber gets into the inner chamber of filter mantle 2 through negative pressure cover 7, flow into box 1's inner chamber again after filtering through filter screen 4 and form the circulation, thereby ensure that this device can carry out abundant filtration to the water sample.

Further, inner chamber at negative pressure cover 7 is provided with flabellum 8, the lower surface middle part fixedly connected with driving motor 9 of box 1, the upper end activity of driving motor 9 pivot runs through the lower surface of box 1 and pegs graft with the middle part of flabellum 8 is fixed, consequently driving motor 9 during operation can drive flabellum 8 and rotate and push into the inner chamber of filter mantle 2 with the water of negative pressure cover 7 inner chamber, and then form the negative pressure at the inner chamber of negative pressure cover 7, thereby can inhale the inner chamber of filter mantle 2 with the water sample of box 1 inner chamber, the fixed grafting in lower extreme inner wall middle part of box 1 has sealed sleeve 10, the activity of sealed sleeve 10 cup joints the outside in driving motor 9 pivot, the inside wall adhesive connection of sealed sleeve 10 has sealed the pad, the setting of sealed sleeve 10 can avoid the water sample of box 1 inner chamber to take place to reveal.

Specifically, there is sealed lid 11 at the upper end opening part cover of filter mantle 2, and sealed lid 11 passes through screw thread and filter mantle 2 fixed connection, can carry out the shutoff to the upper end opening of filter mantle 2 through screwing up sealed lid 11 to avoid the water sample of filter mantle 2 inner chamber to spill over.

And, be connected with a plurality of fixed columns 12 that are the annular array and distribute at the lower surface edge fixed of filter mantle 2, the lower extreme fixedly connected with fixture block 13 of fixed column 12, the one end of fixture block 13 is provided with locating piece 14, constant head tank 15 has been seted up to a terminal surface of locating piece 14, the one end of fixture block 13 is located the inner chamber of constant head tank 15 and with constant head tank 15 looks adaptation, locating piece 14 fixed mounting is at the lower extreme inner wall of box 1, consequently, can separate fixture block 13 and locating piece 14 through rotating filter mantle 2 is whole, thereby pull down filter mantle 2 from the inner chamber of box 1.

Secondly, the lower surface of the box body 1 is fixedly connected with a support leg 16, the lower end of the outer side wall of the box body 1 is communicated with a drain pipe 17, and the middle part of the drain pipe 17 is provided with a ball valve.

The working principle of the utility model is as follows:

when the device is used, a water sample is poured into the inner cavity of the box body 1, then the driving motor 9 is started, the driving motor 9 drives the fan blades 8 to rotate and push the water sample in the inner cavity of the negative pressure cover 7 into the inner cavity of the filter cover 2 when working, the inner cavity of the negative pressure cover 7 forms negative pressure, so that the water sample in the inner cavity of the box body 1 can be sucked into the inner cavity of the filter cover 2, the water sample in the inner cavity of the filter cover 2 is filtered by the filter screen 4 and then flows into the inner cavity of the box body 1 again to form circulation, and the device is further ensured to be capable of circularly filtering the water sample, so that the filtering effect can be improved;

in addition, the fan blade 8 can drive the water sample in the inner cavity of the filter housing 2 to be in a vortex shape in the rotating process, and the rotating direction of the water sample is the same as the screwing direction of the sealing cover 11, so that the tight connection between the sealing cover 11 and the filter housing 2 can be ensured, and the filter housing 2 can drive the clamping block 13 to be tightly clamped in the inner cavity of the positioning groove 15 under the rotating action of the water sample, so that the filter housing 2 is effectively prevented from being loosened;

after the work of driving motor 9 stopped, the water sample of filter mantle 2 inner chamber slowly stopped flowing, and because the water sample of filter mantle 2 inner chamber is still slowly rotatory, consequently the impurity that filter screen 4 filtered out can be followed the inside wall of filter mantle 2 and slowly fall and stay the bottom of filter mantle 2, through dismantling sealed lid 11 after dismantling filter mantle 2, can pour out the impurity of filter mantle 2 inner chamber.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides an environmental monitoring analysis water sample filter equipment, includes box (1), its characterized in that: the inner cavity of the box body (1) is provided with a filter mantle (2) with a hollow structure, the inner side wall of the filter mantle (2) is penetrated and provided with a through groove (3), the inner cavity of the through groove (3) is provided with a filter screen (4), the edge of the filter screen (4) is fixedly connected with the inner side wall of the through groove (3), the middle part of the inner wall of the lower end of the filter mantle (2) is penetrated and provided with a circulation hole (5), the inner wall of the lower end of the filter mantle (2) is fixedly connected with a baffle ring (6), the baffle ring (6) is arranged in a round platform shape and is positioned outside the opening part of the upper end of the circulation hole (5), the lower end face of the filter mantle (2) is fixedly connected with a negative pressure mantle (7), the negative pressure mantle (7) is positioned outside the opening part of the lower end of the circulation hole (5), the inner cavity of the negative pressure mantle (7) is provided with fan blades (8), the middle part of the lower surface of the box body (1) is fixedly connected with a driving motor (9), the upper end of the rotating shaft of the driving motor (9) movably penetrates through the lower surface of the box body (1) and is fixedly inserted in the middle of the fan blade (8).

2. The water sample filtering device for environmental monitoring and analysis according to claim 1, wherein: the through grooves (3) are provided with multiple groups, the through grooves (3) are distributed at equal intervals, and each group of the through grooves (3) are distributed in an annular array.

3. The water sample filtering device for environmental monitoring and analysis according to claim 2, wherein: the middle part of the inner wall of the lower end of the box body (1) is fixedly spliced with a sealing sleeve (10), the sealing sleeve (10) is movably sleeved on the outer side of a rotating shaft of the driving motor (9), and the inner side wall of the sealing sleeve (10) is connected with a sealing gasket in a bonding mode.

4. The water sample filtering device for environmental monitoring and analysis according to claim 3, wherein: the opening at the upper end of the filter mantle (2) is covered with a sealing cover (11), and the sealing cover (11) is fixedly connected with the filter mantle (2) through threads.

5. The water sample filtering device for environmental monitoring and analysis according to claim 4, wherein: the lower surface edge fixedly connected with of filter mantle (2) a plurality of fixed columns (12) that are the annular array and distribute, the lower extreme fixedly connected with fixture block (13) of fixed column (12).

6. The water sample filtering device for environmental monitoring and analysis according to claim 5, wherein: one end of the clamping block (13) is provided with a positioning block (14), a positioning groove (15) is formed in one end face of the positioning block (14), one end of the clamping block (13) is located in an inner cavity of the positioning groove (15) and matched with the positioning groove (15), and the positioning block (14) is fixedly installed on the inner wall of the lower end of the box body (1).

7. The water sample filtering device for environmental monitoring and analysis according to claim 6, wherein: the lower surface of the box body (1) is fixedly connected with support legs (16), the lower end of the outer side wall of the box body (1) is communicated with a drain pipe (17), and a ball valve is arranged in the middle of the drain pipe (17).