CN210964187U - An environmental monitoring laboratory water sample pretreatment filter device - Google Patents

Abstract

The utility model discloses an environmental monitoring laboratory is with water sample pretreatment filter equipment, including handling the case, it is connected with the closing cap to rotate on the lateral wall of case to handle, be connected with filtering mechanism on the inside wall of case, filtering mechanism includes two symmetrical supporting shoes of fixed connection on handling the incasement lateral wall, two same first filter screen has been placed to the upper end of supporting shoe, the lower extreme of handling the case is equipped with drainage mechanism, be connected with air feed mechanism on the lateral wall of case, air feed mechanism's one end is connected with drainage mechanism, the upper end of handling the case is connected with conveying mechanism, be equipped with pushing mechanism on conveying mechanism's the lateral wall. The utility model discloses can help the quick clearance of staff to filter the foreign matter on the net, reduce staff's work, indirect improvement staff's work efficiency, can prolong the life of filter screen simultaneously, avoided the unable filterable condition of device to take place.

Description

An environmental monitoring laboratory water sample pretreatment filter device

technical field

The utility model relates to the technical field of filtering devices, in particular to a filtering device for pre-processing water samples in an environmental monitoring laboratory.

Background technique

Environmental monitoring refers to the activities of environmental monitoring agencies to monitor and measure the status of environmental quality. Environmental monitoring is to determine the level of environmental pollution and environmental quality by monitoring and measuring indicators reflecting environmental quality.

In practice, when the staff is testing the water samples, they all need to filter the water samples, so that the detection of the water samples can be more accurate, but when using the device to filter the water samples, impurities will remain in the water samples. The filter screen will further lead to poor filtration effect of the liquid, and it will also cause the liquid to not flow. Therefore, the staff needs to regularly clean the impurities on the filter screen to ensure that the filter screen can be used normally. However, in the existing device, the staff does not It is convenient to clean the impurities on the filter, which will further affect the work of the staff.

Therefore, we propose an environmental monitoring laboratory water sample pretreatment filter device to solve the above problems.

Utility model content

The purpose of the utility model is to solve the shortcomings existing in the prior art, and proposes a filter device for pre-processing water samples in an environmental monitoring laboratory.

In order to achieve the above-mentioned purpose, the utility model adopts the following technical solutions:

An environmental monitoring laboratory water sample pretreatment filter device, comprising a treatment box, a cover is rotatably connected to the side wall of the treatment box, a filter mechanism is connected to the inner side wall of the treatment box, and a lower end of the treatment box is connected A drainage mechanism is provided, an air supply mechanism is connected to the side wall of the treatment box, one end of the air supply mechanism is connected with the drainage mechanism, the upper end of the treatment box is connected with a conveying mechanism, and the side wall of the conveying mechanism is connected There is a push mechanism on it.

Preferably, the filtering mechanism includes two symmetrical support blocks fixedly connected to the inner side wall of the processing box, the upper ends of the two support blocks are placed with the same first filter screen, and the upper end of the first filter screen Two first transition blocks are placed, the upper ends of the two first transition blocks are placed with the same second filter screen, and two second transition blocks are placed on the upper end of the second filter screen, and two of the first transition blocks are placed. A third filter screen is placed on the upper end of the two transition blocks, and two ejector rods are fixedly connected to the inner top of the treatment box, and the lower ends of the two ejector rods are respectively in contact with the third filter screen.

Preferably, the drainage mechanism includes a drainage pipe fixedly connected to the water outlet end of the treatment tank, a valve is provided on the side wall of the drainage pipe, and two air jet heads are fixedly connected to the inner bottom of the treatment tank, two The air jet heads are respectively connected with the air supply mechanism.

Preferably, the air supply mechanism includes a support plate fixedly connected to the side wall of the processing box, an air pump is fixedly connected to the upper end of the support plate, and a first air pipe is fixedly connected to the air outlet end of the air pump, and the first air pipe is fixedly connected to the upper end of the support plate. The air outlet end of the air distribution pipe is fixedly connected with an air distribution pipe, and the air outlet end of the air distribution pipe is fixedly connected with two second air pipes, and the two second air pipes are respectively connected with the two air jet heads.

Preferably, the conveying mechanism includes a vertical block fixedly connected to the upper end of the processing box, a piston cylinder is fixedly connected to the upper end of the vertical block, and a liquid inlet pipe is fixedly connected to the liquid outlet end of the piston cylinder, and the liquid inlet pipe is fixedly connected to the upper end of the vertical block. Its lower end passes through the side wall of the processing box and extends to its interior, and the pushing mechanism is located on the piston cylinder.

Preferably, the pushing mechanism includes a piston block arranged in the piston cylinder, a push rod is fixedly connected to the side wall of the piston block, and one end of the push rod passes through the side wall of the piston cylinder and extends to the outside thereof, A funnel is fixedly connected to the liquid inlet end of the piston cylinder, and a single gas valve is arranged on the side wall of the funnel.

Compared with the prior art, the beneficial effects of the present utility model are:

Through the use of the push mechanism and the conveying mechanism, the staff can increase the inflow speed of the sample, thereby improving the filtration efficiency of the device, and the staff only needs to push the push rod, and the liquid can quickly flow into the processing box, which is convenient for work. The operation of the staff reduces the working time of the staff and indirectly improves the work efficiency of the staff.

The staff can use the air supply mechanism, the drainage mechanism and the filter mechanism. When the staff starts the air pump, the gas can enter the jet head, and at the same time, the staff opens the cover, so that the first filter screen, the first filter screen and the second filter can be opened. The foreign matter on the second filter screen and the third filter net is blown out of the treatment box, which facilitates the staff to clean the foreign matter on the filter net, further reduces the work of the staff, and indirectly improves the work efficiency of the staff.

Description of drawings

Fig. 1 is the structural representation of a kind of environmental monitoring laboratory water sample pretreatment filter device proposed by the utility model;

Fig. 2 is a partial enlarged structural schematic diagram at A in Fig. 1;

FIG. 3 is a schematic diagram of the connection structure of the air supply mechanism in a pre-treatment filter device for water samples in an environmental monitoring laboratory proposed by the utility model.

In the figure: 1 processing box, 2 cover, 3 support block, 4 first filter screen, 5 first transition block, 6 second filter screen, 7 second transition block, 8 third filter screen, 9 ejector rod, 10 Drain pipe, 11 valve, 12 jet head, 13 support plate, 14 air pump, 15 first air pipe, 16 air pipe, 17 second air pipe, 18 vertical block, 19 piston cylinder, 20 liquid inlet pipe, 21 piston block, 22 pusher Rod, 23 funnel, 24 single gas valve.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example.

Referring to Figures 1-3, an environmental monitoring laboratory water sample pretreatment filter device includes a treatment box 1, a cover 2 is rotatably connected to the side wall of the treatment box 1, and a filter mechanism is connected to the inner side wall of the treatment box 1, The filtering mechanism includes two symmetrical support blocks 3 fixedly connected to the inner side wall of the processing box 1 , and the same first filter screen 4 is placed on the upper ends of the two support blocks 3 .

The upper end of the first filter screen 4 is placed with two first transition blocks 5, the upper end of the two first transition blocks 5 is placed with the same second filter screen 6, and the upper end of the second filter screen 6 is placed with two second transition blocks Block 7, the upper ends of the two second transition blocks 7 are placed with a third filter screen 8, wherein the mesh diameters of the first filter screen 4, the second filter screen 6 and the third filter screen 8 gradually increase in turn, and the diameter of the processing box 1 The inner top is fixedly connected with two ejector rods 9, wherein the ejector rods 9 can resist the third filter screen 8, and further achieve the purpose of fixing the first filter screen 4, the second filter screen 6 and the third filter screen 8. The lower ends of the top rods 9 are in contact with the third filter screen 8 respectively.

The lower end of the treatment box 1 is provided with a drainage mechanism. The drainage mechanism includes a drainage pipe 10 fixedly connected to the water outlet end of the treatment box 1. The side wall of the drainage pipe 10 is provided with a valve 11, and the inner bottom of the treatment box 1 is fixedly connected with two A single air valve (not shown in the figure) is provided on the side wall of the air injection head 12 to further prevent the water source from flowing into the air injection head 12, and the two air injection heads 12 are respectively connected with the air supply mechanism.

The side wall of the processing box 1 is connected with an air supply mechanism, the gas supply mechanism includes a support plate 13 fixedly connected to the side wall of the processing box 1, and an air pump 14 is fixedly connected to the upper end of the support plate 13, wherein the model of the air pump 14 is GPMPA- 1, this is the prior art, and it is not stated too much here, the air outlet end of the air pump 14 is fixedly connected with the first air pipe 15, the air outlet end of the first air pipe 15 is fixedly connected with the air distribution pipe 16, and the air outlet end of the air distribution pipe 16 is fixedly connected with a Two second air pipes 17 are connected with the two air jet heads 12 respectively, and one end of the air supply mechanism is connected with the drainage mechanism.

The upper end of the treatment box 1 is connected with a conveying mechanism, and the conveying mechanism includes a vertical block 18 fixedly connected to the upper end of the treatment box 1, the upper end of the vertical block 18 is fixedly connected with a piston cylinder 19, and the liquid outlet end of the piston cylinder 19 is fixedly connected with a liquid inlet pipe 20. The lower end of the liquid inlet pipe 20 passes through the side wall of the processing box 1 and extends to the inside thereof, and the pushing mechanism is located on the piston cylinder 19.

A push mechanism is provided on the side wall of the conveying mechanism. The push mechanism includes a piston block 21 arranged in the piston cylinder 19. The piston block 21 can slide freely in the piston cylinder 19, and a push rod is fixedly connected to the side wall of the piston block 21. 22. One end of the push rod 22 passes through the side wall of the piston cylinder 19 and extends to the outside thereof. The liquid inlet end of the piston cylinder 19 is fixedly connected with a funnel 23, wherein the funnel 23 is composed of a pipeline and a funnel 23, and the single gas valve 24 Located on the pipeline, a single gas valve 24 is provided on the side wall of the funnel 23 .

In the present invention, when the staff needs to use the device, first the staff opens the single gas valve 24, then pours the water sample into the funnel 23, then the staff closes the single gas valve 24, and then the staff pushes the The push rod 22, when the push rod 22 is pushed, can make the liquid flow into the treatment tank 1 quickly, and then the liquid is filtered by the first filter screen 4, the second filter screen 6 and the third filter screen 8, and the liquid is filtered. The impurities of the liquid can be left on the first filter screen 4, the second filter screen 6 and the third filter screen 8, and then the staff can place the relevant utensils under the drain pipe 10, and then open the valve 11, so that the Allow the filtered liquid to drain into a vessel.

When the staff needs to clean the impurities on the first filter screen 4, the second filter screen 6 and the third filter screen 8, the staff first starts the air pump 14, and when the air pump 14 is working, the gas can then enter the air jet head. 12. In this way, the gas can be blown to the first filter screen 4, the second filter screen 6 and the third filter screen 8, and then the staff opens the cover 2, so that the impurities on the filter screen can be discharged to the outside world, Thus, it is convenient for the staff to clean up impurities.

The above description is only a preferred embodiment of the present invention, but the protection scope of the present invention is not limited to this. Equivalent replacement or modification of the new technical solution and its utility model concept shall be included within the protection scope of the present utility model.

Claims (6)

1. An environmental monitoring laboratory water sample pretreatment filter device, comprising a treatment box (1), a cover (2) is rotatably connected to the side wall of the treatment box (1), and characterized in that the treatment box (1) is rotatably connected with a cover (2). The inner side wall of (1) is connected with a filter mechanism, the lower end of the treatment box (1) is provided with a drainage mechanism, and the side wall of the treatment box (1) is connected with an air supply mechanism, one end of the air supply mechanism Connected with the drainage mechanism, the upper end of the treatment box (1) is connected with a conveying mechanism, and a pushing mechanism is provided on the side wall of the conveying mechanism. 2 . The filter device for pretreatment of water samples in an environmental monitoring laboratory according to claim 1 , wherein the filter mechanism comprises two symmetrical support blocks fixedly connected to the inner side wall of the processing box ( 1 ). 3 . (3), the same first filter screen (4) is placed on the upper ends of the two supporting blocks (3), and two first transition blocks (5) are placed on the upper end of the first filter screen (4), The same second filter screen (6) is placed on the upper end of the two first transition blocks (5), and two second transition blocks (7) are placed on the upper end of the second filter screen (6). A third filter screen (8) is placed on the upper end of the second transition block (7), and two top rods (9) are fixedly connected to the inner top of the processing box (1). ) are respectively in contact with the third filter screen (8). 3. An environmental monitoring laboratory water sample pretreatment filter device according to claim 1, characterized in that the drainage mechanism comprises a drainage pipe (10) fixedly connected to the water outlet end of the treatment box (1), so A valve (11) is provided on the side wall of the drain pipe (10), and two air jet heads (12) are fixedly connected to the inner bottom of the treatment box (1), and the two air jet heads (12) are respectively connected to the inner bottom of the treatment box (1). The air supply mechanism is connected. 4. An environmental monitoring laboratory water sample pretreatment filter device according to claim 3, characterized in that the air supply mechanism comprises a support plate (13) fixedly connected to the side wall of the processing box (1), The upper end of the support plate (13) is fixedly connected with an air pump (14), the air outlet end of the air pump (14) is fixedly connected with a first air pipe (15), and the air outlet end of the first air pipe (15) is fixedly connected with a The air distribution pipe (16), the air outlet end of the air distribution pipe (16) is fixedly connected with two second air pipes (17), and the two second air pipes (17) are respectively connected with the two air jet heads (12) . 5 . The pre-processing and filtering device for water samples in an environmental monitoring laboratory according to claim 1 , wherein the conveying mechanism comprises a vertical block ( 18 ) fixedly connected to the upper end of the processing box ( 1 ). The upper end of the block (18) is fixedly connected with a piston cylinder (19), the liquid outlet end of the piston cylinder (19) is fixedly connected with a liquid inlet pipe (20), and the lower end of the liquid inlet pipe (20) passes through the treatment The side wall of the box (1) and extending into its interior, the pushing mechanism is located on the piston cylinder (19). 6. An environmental monitoring laboratory water sample pretreatment filtering device according to claim 5, characterized in that the pushing mechanism comprises a piston block (21) arranged in a piston cylinder (19), the piston block A push rod (22) is fixedly connected to the side wall of (21), and one end of the push rod (22) passes through the side wall of the piston cylinder (19) and extends to the outside of the piston cylinder (19). A funnel (23) is fixedly connected to the liquid end, and a single gas valve (24) is arranged on the side wall of the funnel (23).

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