Water sample filtering device

Abstract

The utility model relates to the technical field of filtering devices, and particularly discloses a water sample filtering device. Comprising a base, a filtering box, a motor and a water pump, the filtering box is fixedly connected to the base and fixedly connected with a water conveying pipe, the water pump is fixedly connected with the filtering box through the water conveying pipe, and the motor is fixedly connected to the filtering box. The water sample filtering device has the advantages that impurities in a water sample are filtered layer by layer by arranging the screen, the primary filter screen and the advanced filter screen, the filtering effect is improved, the contact area between the water sample and the filter screen is increased by designing the downwards arched filter screen, the filtering efficiency is improved, fine impurities are adsorbed by arranging the adsorption plate, and the filtering effect is improved. The water sample filtering accuracy is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of filtering devices, and specifically discloses a water sample filtering device. Background Art

[0002] A water sample filter is a device used to remove impurities such as suspended matter, colloids, and microorganisms from water samples. It is an important component of water quality monitoring and sampling pretreatment systems. The working principle of a water sample filter is mainly based on the principle of physical filtration. It filters the water sample through a filter medium (such as a sand cylinder, paper, or membrane) to remove impurities. Based on different working principles, water sample filters can be divided into various types, such as pressure filters, vacuum filters, centrifugal filters, and automatic backwash filters.

[0003] The existing water sample filtering device has poor filtering effect, is difficult to filter fully, and cannot meet the demand for high-efficiency water sample filtration. Utility Model Content

[0004] In order to solve the above problems, the present invention discloses a water sample filtering device, which is implemented through the following technical solutions.

[0005] A water sample filtering device includes a base, a filter box, a motor and a water pump. Support legs are fixedly connected at the four corners of the lower surface of the base, the filter box is fixedly connected to the upper surface of the base, the front side of the filter box is fixedly connected to the water outlet pipe, the top of the filter box is fixedly connected to the water supply pipe, the upper surface of the base is fixedly connected to the water pump, the water pump is fixedly connected to the filter box through the water supply pipe, the left side of the water pump is fixedly connected to the water inlet pipe, and the end of the water inlet pipe is fixedly connected to the liquid inlet.

[0006] Furthermore, a hood is fixedly connected to the right side of the filter box, a motor is fixedly connected inside the hood, a stirring rod is fixedly connected to the output shaft of the motor, the stirring rod is rotatably connected to the base, and the stirring rod is evenly fixed with several adsorption plates along its length and circumference.

[0007] Furthermore, a mounting plate is fixedly connected to the top of the inner wall of the filter box, a primary filter screen is fixedly connected to the mounting plate, and a mounting plate is fixedly connected to the middle of the inner wall of the filter box, a high-grade filter screen is fixedly connected to the mounting plate.

[0008] Furthermore, the primary filter screen and the high-level filter screen are in a downwardly arched arc shape.

[0009] Furthermore, a screen is fixedly connected inside the liquid inlet.

[0010] Furthermore, a switch hole is provided at the top of the water outlet pipe, and a valve is fixedly connected in the switch hole.

[0011] The technical solution provided by the present invention has the following beneficial effects compared with the known public technology: by setting a screen, a primary filter, and a high-level filter, impurities in the water sample are filtered layer by layer to improve the filtering effect; by designing a downward-arched filter, the contact area between the water sample and the filter is increased to improve the filtering efficiency; by setting an adsorption plate, fine impurities are adsorbed to improve the accuracy of water sample filtration. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] In order to more clearly illustrate the technical solution of the present invention, the following is a brief introduction to the drawings required for use in the description of the specific implementation methods. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.

[0013] Figure 1 This is an axonometric diagram of a water sample filtering device according to the present invention;

[0014] Figure 2 This is a cross-sectional view of a water sample filtering device according to the present invention;

[0015] Figure 3 For the utility model Figure 2 A in the middle is an enlarged schematic diagram;

[0016] Figure 4 This is a half-section view of a water sample filtering device described in the present invention.

[0017] The accompanying drawings are marked as follows: 1. Base; 11. Support leg; 2. Filter box; 21. Water outlet pipe; 22. Water supply pipe; 23. Mounting plate; 24. Primary filter screen; 25. High-grade filter screen; 26. Valve; 3. Motor; 31. Machine cover; 32. Stirring rod; 33. Adsorption plate; 4. Water pump; 41. Water inlet pipe; 42. Liquid inlet; 43. Screen. DETAILED DESCRIPTION

[0018] The following will be combined with the accompanying drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0019] like Figure 1-3As shown, the utility model provides a technical solution: a water sample filtering device, comprising a base 1, a filter box 2, a motor 3 and a water pump 4, support legs 11 are fixedly connected at the four corners of the lower surface of the base 1, the upper surface of the base 1 is fixedly connected to the filter box 2, the front side of the filter box 2 is fixedly connected to the water outlet pipe 21, the top of the filter box 2 is fixedly connected to the water supply pipe 22, the upper surface of the base 1 is fixedly connected to the water pump 4, the water pump 4 is fixedly connected to the filter box 2 through the water supply pipe 22, the left side of the water pump 4 is fixedly connected to the water inlet pipe 41, and the end of the water inlet pipe 41 is fixedly connected to the liquid inlet 42.

[0020] Preferably, a hood 31 is fixed to the right side of the filter box 2, a motor 3 is fixed inside the hood 31, a stirring rod 32 is fixed to the output shaft of the motor 3, the stirring rod 32 is rotatably connected to the base 1, and the stirring rod 32 is evenly fixed with several adsorption plates 33 along its length.

[0021] By starting the motor 3 to drive the adsorption plate 33 on the stirring rod 32 to rotate, the contact area between the adsorption plate 33 and water can be increased, and some small and absorbent insoluble substances in the water can be fully adsorbed.

[0022] Preferably, a mounting plate 23 is fixed to the top of the inner wall of the filter box 2 , a primary filter 24 is fixed to the mounting plate 23 , and a mounting plate 23 is fixed to the middle of the inner wall of the filter box 2 , a high-grade filter 25 is fixed to the mounting plate 23 .

[0023] By providing the primary filter 24 and the advanced filter 25 , impurities in the water can be filtered in layers, making the filtration more complete.

[0024] Preferably, the primary filter screen 24 and the high-level filter screen 25 are in a downwardly arched arc shape.

[0025] By providing the downwardly arched primary filter screen 24 and the advanced filter screen 25, the contact area between the water flow and the filter screen is increased, thereby improving the filtering efficiency.

[0026] Preferably, a screen 43 is fixedly connected to the liquid inlet 42 .

[0027] By arranging the screen 43 at the liquid inlet, some large algae and stones in the water can be filtered out before the water passes through the filter box 2.

[0028] Preferably, a switch hole is opened at the top of the water outlet pipe 21, and a valve 26 is fixedly connected in the switch hole.

[0029] By fixing the valve 26 in the water outlet pipe 21 , the valve 26 can be closed before the water sample is completely filtered, so that the adsorption plate 33 can fully contact with the water sample, thereby improving the filtering effect.

[0030] A specific embodiment of the present invention is as follows:

[0031] When the water sample filtering activity is carried out, the water pump 4 is opened, the liquid inlet device 42 is put into the water, the filter screen of the liquid inlet device 42 can filter out some large algae and stones in the water, the water sample will pass through the liquid inlet pipe and the liquid delivery pipe to the filter box 2, the water sample reaching the filter box 2 will pass through the primary filter screen 24 and the advanced filter screen 25 in sequence, the downwardly arched filter screen will increase the contact area of the water sample with the filter screen, improve the filtering efficiency of the water sample, leave the medium-sized impurities and small-sized impurities in the filter screen, and then the water sample will reach the bottom of the filter box 2, at this time, the valve 26 of the water outlet pipe 21 is closed, the motor 3 is started, the output shaft of the motor 3 will drive the adsorption plate 33 on the stirring rod 32 to rotate, increase the contact area of the adsorption plate 33 with the water, and sufficiently adsorb some small and adsorptive insoluble substances in the water, after the adsorption is completed, the motor 3 is closed, the valve 26 of the water outlet pipe 21 is opened, and the filtered water sample is collected.

[0032] The preferred embodiments disclosed above are only used to help explain the utility model. The preferred embodiments do not describe all the details and limit the utility model to the specific implementation. Obviously, according to the content of the specification, many modifications and changes can be made. The specification selects and specifically describes these embodiments in order to better explain the principle and practical application of the utility model, so that the person skilled in the art can well understand and utilize the utility model. The utility model is limited by the claims and the whole scope and equivalents thereof.

Claims

1. A water sample filtering device, characterized in that: The utility model comprises a base (1), a filter box (2), a motor (3) and a water pump (4); support legs (11) are fixedly connected at the four corners of the lower surface of the base (1); the upper surface of the base (1) is fixedly connected to the filter box (2); the front side of the filter box (2) is fixedly connected to a water outlet pipe (21); the top of the filter box (2) is fixedly connected to a water supply pipe (22); the upper surface of the base (1) is fixedly connected to a water pump (4); the water pump (4) is fixedly connected to the filter box (2) through the water supply pipe (22); the left side of the water pump (4) is fixedly connected to a water inlet pipe (41); the end of the water inlet pipe (41) is fixedly connected to a liquid inlet (42).

2. A water sample filtering device according to claim 1, characterized in that: The right side of the filter box (2) is fixedly connected to a hood (31), a motor (3) is fixedly connected inside the hood (31), an output shaft of the motor (3) is fixedly connected to a stirring rod (32), the stirring rod (32) is rotatably connected to a side plate of the filter box (2), and the stirring rod (32) is evenly fixedly connected to a plurality of adsorption plates (33) along the circumference of the length direction of the stirring rod (32).

3. A water sample filtering device according to claim 1, characterized in that: The top of the inner wall of the filter box (2) is fixedly connected to a mounting plate (23), and a primary filter screen (24) is fixedly connected to the mounting plate (23). The middle of the inner wall of the filter box (2) is fixedly connected to a mounting plate (23), and a high-grade filter screen (25) is fixedly connected to the mounting plate (23).

4. A water sample filtering device according to claim 3, characterized in that: The primary filter screen (24) and the high-level filter screen (25) are in a downwardly arched arc shape.

5. A water sample filtering device according to claim 1, characterized in that: A screen (43) is fixedly connected inside the liquid inlet (42).

6. A water sample filtering device according to claim 1, characterized in that: A switch hole is provided at the top of the water outlet pipe (21), and a valve (26) is fixedly connected in the switch hole.

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