Water sample filtering device for environmental detection

Abstract

The utility model relates to the technical field of filtering devices, in particular to an environment detection water sample filtering device which comprises a water sample filtering equipment body, a water inlet pipe is arranged on one side of the top of the water sample filtering equipment body, a water outlet pipe is arranged on one side of the bottom of the water sample filtering equipment body, and a stirring rod is rotationally arranged in the water sample filtering equipment body; the fixing assembly is arranged in the side wall of the water sample filtering equipment body; the cleaning assembly is arranged in the bottom end of the water sample filtering equipment body; before water sample detection, clean water is injected through a water inlet pipe, a motor is started to drive a scraping rod to rotate along the inner wall, dirt left on the inner wall is scraped, meanwhile, fan blades rotate to stir the dirt better and flow out, and inaccurate data during water sample detection is prevented; when sludge is cleaned, the pull rod is shifted to enable the insertion block not to be inserted into the insertion groove any more, then the sealing plate is pulled open, and at the moment, the cleaning rod is pulled to drive the cleaning plate to clean the deposited sludge and further treat the sludge, so that the accuracy of detected water sample data is ensured.

Description

Technical Field

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

[0002] Environmental monitoring is the process of monitoring and measuring indicators that reflect environmental quality to determine the extent of environmental pollution and the level of environmental quality. Environmental monitoring primarily includes monitoring physical indicators, chemical indicators, and ecosystems. Environmental monitoring is the foundation for scientific environmental management and environmental law enforcement supervision.

[0003] In the prior art, Chinese patent publication number CN208155703U discloses a water sample filtration device for environmental testing, particularly in the field of detection and analysis technology. The utility model comprises a filter housing, a filter layer, the filter layer comprising screens located on the surface and bottom layers and a filter medium located in the middle layer, the screens being fixedly connected to the inner wall of the filter housing by fastening screws, an ultrasonic device being provided above the filter housing, the ultrasonic device comprising an ultrasonic vibrator and a transducer, a sample outlet being provided at the bottom of the filter housing, a sample inlet being provided on one side of the filter housing, the sample inlet being connected to a pipette via a liquid aspirator, and a booster pump being connected to the other side of the filter housing via a pipe, the booster pump being provided with a muffler, and the booster pump being connected to a motor via a transmission belt. This device not only has high filtration efficiency but also operates with low noise, ensuring the accuracy of water quality testing.

[0004] When the water sample filtering device is used for a long time, dirt will be generated on the inner wall of the device. If it is not scraped off in time, the data of the water sample will be inaccurate when testing other water samples. Sludge will also be generated at the bottom of the device. If it is not cleaned in time, it will also cause errors in the data of the water sample. Utility Model Content

[0005] The purpose of the present invention is to provide a water sample filtering device for environmental detection, so as to solve the problems raised by the above-mentioned background technology.

[0006] To achieve the above purpose, the present invention provides the following technical solutions:

[0007] A water sample filtering device for environmental testing, comprising:

[0008] A water sample filter device body, wherein a water inlet pipe is provided on one side surface of the top of the water sample filter device body, a water outlet pipe is provided on one side surface of the bottom of the water sample filter device body, and a stirring rod is rotatably provided inside the water sample filter device body;

[0009] A fixing component is arranged inside the side wall of the water sample filtering device body;

[0010] The cleaning component is arranged inside the bottom end of the water sample filtering device body.

[0011] Preferably, a matching first filter is provided inside the water inlet pipe, and a matching second filter is provided inside the water outlet pipe;

[0012] A stirring rod groove is provided at the top of the stirring rod corresponding to the top of the water sample filtering device body. The stirring rod passes through the stirring rod groove and extends to the top outer surface of the water sample filtering device body. The top of the stirring rod is connected to a motor, and the stirring rod rotates inside the stirring rod groove through the cooperation of the motor.

[0013] Preferably, the surface of the stirring rod is provided with two groups of symmetrically distributed connecting rods, and two groups of symmetrically distributed scraping rods are connected between the two groups of connecting rods, and one end of each scraping rod is an arc-shaped structure;

[0014] The bottom end of the stirring rod is sleeved with a plurality of groups of fan blades in a circumferential distribution state, and a matching built-in filter is provided at a position inside the water sample filtering device body away from the bottom end of the stirring rod.

[0015] Preferably, a rotating shaft groove is provided on the bottom inner wall of the water sample filtering device body, and a matching rotating shaft is rotatably provided inside the rotating shaft groove;

[0016] A sealing plate groove is provided on one side of the rotating shaft groove at a position corresponding to the inner wall of the water sample filtering device body. A matching sealing plate is provided inside the sealing plate groove, and the sealing plate is fixedly connected to the rotating shaft.

[0017] Preferably, the fixing component includes a give way groove, a matching give way block is slidingly provided inside the give way groove, a matching elastic member is provided between one side of the give way block and the inner side wall of the give way groove, and the give way block is elastically arranged inside the give way groove through the cooperation of the elastic member.

[0018] Preferably, a slot is provided on one side of the give way groove, and a matching plug-in block is slidably provided inside the slot, one end of the plug-in block passes through the slot and is connected to one side of the give way block, and the plug-in block is elastically inserted into the inside of the slot through the cooperation of the elastic part.

[0019] Preferably, a pull rod groove is opened at the bottom inner wall position of the water sample filtering device body on the other side of the give way groove, and a matching pull rod is slidably arranged inside the pull rod groove. One end of the pull rod passes through the pull rod groove and extends to the outer surface of the water sample filtering device body.

[0020] Preferably, the cleaning assembly includes a cleaning rod slot, a matching cleaning rod is slidably disposed inside the cleaning rod slot, and one end of the cleaning rod passes through the cleaning rod slot and extends to the outer surface of the water sample filtering device body;

[0021] A matching cleaning plate is slidably provided inside the bottom end of the water sample filtering device body. The cleaning plate is an arc-shaped structure, and the top end of the cleaning plate is connected to the other end of the cleaning rod.

[0022] Compared with the prior art, the beneficial effects of the present invention are:

[0023] The utility model injects clean water from the water inlet pipe before testing the water sample, then starts the motor to drive the stirring rod to rotate, and then drives the scraping rod to rotate along the inner wall of the water sample filter device body, so that the dirt remaining on the inner wall of the water sample filter device body will be scraped off. At the same time, the rotation of the fan blades can better stir the dirt and flow it out from the water outlet pipe, thereby preventing inaccurate data when doing water sample testing;

[0024] When it is necessary to clean the sludge at the bottom of the water sample filtration device body, first push the pull rod to drive the clearance block to slide, and then drive the plug block to no longer be inserted into the slot, and then pull the sealing plate open. At this time, pull the cleaning rod to drive the cleaning plate to slide along the bottom of the water sample filtration device body, scrape off the deposited sludge and perform further processing to ensure the accuracy of the water sample detection data. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0026] Figure 2 It is a schematic cross-sectional view of the three-dimensional structure of the utility model;

[0027] Figure 3 It is a schematic cross-sectional view of the three-dimensional structure of the utility model;

[0028] Figure 4 for Figure 3 A in the middle is an enlarged structural diagram;

[0029] Figure 5 It is a schematic cross-sectional view of the three-dimensional structure of the utility model;

[0030] Figure 6 for Figure 5 Enlarged structural diagram at point B in the middle.

[0031] In the figure: water sample filtering equipment body 1, water inlet pipe 2, water outlet pipe 3, motor 4, sealing plate 5, cleaning rod 6, first filter 7, second filter 8, stirring rod slot 9, stirring rod 10, fan blade 11, connecting rod 12, scraper rod 13, built-in filter 14, cleaning plate 15, cleaning rod slot 16, rotating shaft slot 17, rotating shaft 18, sealing plate slot 19, make way slot 20, make way block 21, elastic part 22, slot 23, insert block 24, pull rod slot 25, pull rod 26. DETAILED DESCRIPTION

[0032] In order to more clearly illustrate the overall concept of the present invention, a detailed description is given below in combination with the accompanying drawings by way of examples.

[0033] It should be noted that many specific details are set forth in the following description to facilitate a full understanding of the present invention. However, the present invention can also be implemented in other ways different from those described herein. Therefore, the scope of protection of the present invention is not limited to the specific embodiments disclosed below.

[0034] In addition, in the description of the present invention, it should be understood that the terms "center", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "axial", "radial", "circumferential", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply 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.

[0035] In this utility model, unless otherwise expressly specified or limited, terms such as "installed," "connected," "connect," and "fixed" should be understood broadly. For example, they can refer to fixed connections, detachable connections, or integration; they can refer to direct connections or indirect connections through an intermediate medium; they can refer to internal communication between two components or an interaction between two components. However, the phrase "direct connection" indicates that the two connected entities are not connected through an intermediate structure, but are connected to form a whole through a connecting structure. Those skilled in the art will understand the specific meanings of these terms in this utility model based on the specific circumstances.

[0036] In the present invention, unless otherwise clearly specified and limited, the first feature "above" or "below" the second feature may be that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium. In the description of this specification, the description with reference to the terms "one embodiment", "some embodiments", "example", "specific example", or "some examples" means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the present invention. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described may be combined in an appropriate manner in any one or more embodiments or examples.

[0037] Example 1:

[0038] See also Figures 1 to 6 The utility model provides a technical solution: an environmental detection water sample filtering device, comprising:

[0039] The water sample filtering device body 1 has a water inlet pipe 2 on the top side surface of the water sample filtering device body 1, a water outlet pipe 3 on the bottom side surface of the water sample filtering device body 1, and a stirring rod 10 is rotatably provided inside the water sample filtering device body 1;

[0040] A fixing component is arranged inside the side wall of the water sample filtering device body 1;

[0041] A cleaning component is provided inside the bottom end of the water sample filtering device body 1;

[0042] Before testing the water sample, clean water is injected into the interior of the water sample filter device body 1 through the water inlet pipe 2, and then the dirt on the inner wall of the water sample filter device body 1 is scraped off through the stirring rod 10. When the sludge needs to be cleaned, the interior of the water sample filter device body 1 is exposed through the fixing component, and then the sludge at the bottom of the water sample filter device body 1 is cleaned through the cleaning component and further processed.

[0043] Example 2:

[0044] like Figures 2 to 4 As shown, the structure of the environmental detection water sample filtering device disclosed in the second embodiment of the present invention is basically the same as that in the first embodiment, except that:

[0045] A matching first filter screen 7 is provided inside the water inlet pipe 2, and a matching second filter screen 8 is provided inside the water outlet pipe 3;

[0046] A stirring rod groove 9 is provided at the top of the stirring rod 10 corresponding to the top of the water sample filtering device body 1. The stirring rod 10 passes through the stirring rod groove 9 and extends to the top outer surface of the water sample filtering device body 1. The top of the stirring rod 10 is connected to the motor 4. The stirring rod 10 rotates inside the stirring rod groove 9 through the cooperation of the motor 4.

[0047] The surface of the stirring rod 10 is provided with two sets of symmetrically distributed connecting rods 12, and two sets of symmetrically distributed scraping rods 13 are connected between the two sets of connecting rods 12, and one end of each scraping rod 13 is an arc structure;

[0048] The bottom end of the stirring rod 10 is provided with a plurality of groups of fan blades 11 distributed in a circumferential state, and a matching built-in filter 14 is provided inside the water sample filtering device body 1 at a position away from the bottom end of the stirring rod 10;

[0049] The bottom inner wall of the water sample filtering device body 1 is provided with a rotating shaft groove 17, and a matching rotating shaft 18 is rotatably provided inside the rotating shaft groove 17;

[0050] A sealing plate groove 19 is provided on one side of the rotating shaft groove 17 at the inner wall position of the water sample filtering device body 1. A matching sealing plate 5 is provided inside the sealing plate groove 19. The sealing plate 5 is fixedly connected to the rotating shaft 18.

[0051] By starting the motor 4, the connecting rod 12 on the surface of the stirring rod 10 is driven to rotate along the inner wall of the water sample filter device body 1, and then the scraper rod 13 is driven to rotate. The dirt remaining on the inner wall of the water sample filter device body 1 will be scraped off. While scraping, the rotation of the fan blades 11 can better stir the dirt and flow it out from the outlet pipe 3. The rotating shaft 18 rotates inside the rotating shaft groove 17, exposing the interior of the water sample filter device body 1 for the next step of sludge cleaning.

[0052] Example 3:

[0053] like Figures 3 to 6 As shown, the structure of the environmental detection water sample filtering device disclosed in the third embodiment of the present invention is basically the same as that in the second embodiment, except that:

[0054] The fixing assembly includes a clearance groove 20, in which a matching clearance block 21 is slidably provided. A matching elastic member 22 is provided between one side of the clearance block 21 and the inner side wall of the clearance groove 20. The clearance block 21 is elastically arranged in the clearance groove 20 by the elastic member 22.

[0055] A slot 23 is formed on one side of the clearance groove 20. A matching insert 24 is slidably provided inside the slot 23. One end of the insert 24 passes through the slot 23 and is connected to one side of the clearance block 21. The insert 24 is elastically inserted into the slot 23 through the cooperation of the elastic member 22.

[0056] A pull rod groove 25 is provided on the other side of the recess 20 at the bottom inner wall of the water sample filter body 1. A matching pull rod 26 is slidably provided inside the pull rod groove 25. One end of the pull rod 26 passes through the pull rod groove 25 and extends to the outer surface of the water sample filter body 1.

[0057] The cleaning assembly includes a cleaning rod groove 16, a matching cleaning rod 6 is slidably arranged inside the cleaning rod groove 16, and one end of the cleaning rod 6 passes through the cleaning rod groove 16 and extends to the outer surface of the water sample filtering device body 1;

[0058] A matching cleaning plate 15 is slidably provided inside the bottom end of the water sample filtering device body 1. The cleaning plate 15 is an arc-shaped structure, and the top end of the cleaning plate 15 is connected to the other end of the cleaning rod 6;

[0059] When it is necessary to clean the sludge, first push the pull rod 26 to drive the clearance block 21 to slide, and then drive the plug block 24 to no longer be inserted into the slot 23, and then pull the sealing plate 5 open. At this time, pull the cleaning rod 6 to drive the cleaning plate 15 to slide along the bottom of the water sample filtering device body 1 to scrape off the deposited sludge for further processing.

[0060] The specific scheme is as follows: before testing the water sample, clean water is injected through the water inlet pipe 2, and then the motor 4 is started to drive the connecting rod 12 on the surface of the stirring rod 10 to rotate along the inner wall of the water sample filter device body 1, thereby driving the scraper rod 13 to rotate. The dirt remaining on the inner wall of the water sample filter device body 1 will be scraped off. At the same time, the rotation of the fan blades 11 can better stir the dirt and flow it out from the water outlet pipe 3;

[0061] When it is necessary to clean the sludge, first push the pull rod 26 to drive the clearance block 21 to slide, and then drive the plug block 24 to no longer be inserted into the slot 23, and then pull the sealing plate 5 open. At this time, pull the cleaning rod 6 to drive the cleaning plate 15 to slide along the bottom of the water sample filtering device body 1 to scrape off the deposited sludge for further processing.

[0062] Those skilled in the art should understand that the discussion of any of the above embodiments is merely illustrative and is not intended to imply that the scope of the present invention (including the claims) is limited to these examples. Within the scope of the present invention, the technical features in the above embodiments or different embodiments may be combined, the steps may be implemented in any order, and there are many other variations of the different aspects of the present invention as described above, which are not provided in detail for the sake of simplicity.

[0063] The present invention is intended to cover all such substitutions, modifications and variations that fall within the broad scope of the appended claims. Therefore, any omissions, modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the scope of protection of the present invention.

Claims

1. A water sample filtering device for environmental testing, characterized in that: include: A water sample filtering device body (1), wherein a water inlet pipe (2) is provided on a top side surface of the water sample filtering device body (1), a water outlet pipe (3) is provided on a bottom side surface of the water sample filtering device body (1), and a stirring rod (10) is rotatably provided inside the water sample filtering device body (1); A fixing component is arranged inside the side wall of the water sample filtering device body (1); A cleaning component is arranged inside the bottom end of the water sample filtering device body (1).

2. The environmental detection water sample filtering device according to claim 1, characterized in that: A matching first filter (7) is provided inside the water inlet pipe (2), and a matching second filter (8) is provided inside the water outlet pipe (3); A stirring rod groove (9) is provided at the top end of the stirring rod (10) corresponding to the top end of the water sample filtering device body (1); the stirring rod (10) passes through the stirring rod groove (9) and extends to the top outer surface of the water sample filtering device body (1); the top end of the stirring rod (10) is connected to a motor (4); the stirring rod (10) rotates inside the stirring rod groove (9) through the cooperation of the motor (4).

3. The environmental testing water sample filtering device according to claim 2, characterized in that: The surface of the stirring rod (10) is sleeved with two groups of symmetrically distributed connecting rods (12), and two groups of symmetrically distributed scraping rods (13) are connected between the two groups of connecting rods (12), and one end of each scraping rod (13) is an arc-shaped structure; The bottom end of the stirring rod (10) is sleeved with a plurality of groups of fan blades (11) in a circumferentially distributed state, and a matching built-in filter (14) is provided inside the water sample filtering device body (1) at a position away from the bottom end of the stirring rod (10).

4. The environmental detection water sample filtering device according to claim 1, characterized in that: The bottom inner wall of the water sample filtering device body (1) is provided with a rotating shaft groove (17), and a matching rotating shaft (18) is rotatably provided inside the rotating shaft groove (17); A sealing plate groove (19) is provided on one side of the rotating shaft groove (17) at a position corresponding to the inner wall of the water sample filtering device body (1), and a matching sealing plate (5) is provided inside the sealing plate groove (19), and the sealing plate (5) is fixedly connected to the rotating shaft (18).

5. The environmental testing water sample filtering device according to claim 1, characterized in that: The fixing assembly includes a clearance groove (20), a matching clearance block (21) is slidably provided inside the clearance groove (20), a matching elastic member (22) is provided between one side of the clearance block (21) and the inner side wall of the clearance groove (20), and the clearance block (21) is elastically provided inside the clearance groove (20) through the cooperation of the elastic member (22).

6. The environmental testing water sample filtering device according to claim 5, characterized in that: A slot (23) is provided on one side of the clearance groove (20), and a matching plug-in block (24) is slidably provided inside the slot (23). One end of the plug-in block (24) passes through the slot (23) and is connected to one side of the clearance block (21). The plug-in block (24) is elastically inserted into the interior of the slot (23) through the cooperation of the elastic member (22).

7. The environmental testing water sample filtering device according to claim 6, characterized in that: A pull rod groove (25) is provided on the other side of the give way groove (20) at the bottom inner wall position of the water sample filtering device body (1), and a matching pull rod (26) is slidably provided inside the pull rod groove (25). One end of the pull rod (26) passes through the pull rod groove (25) and extends to the outer surface of the water sample filtering device body (1).

8. The environmental testing water sample filtering device according to claim 1, characterized in that: The cleaning assembly comprises a cleaning rod slot (16), a matching cleaning rod (6) is slidably provided inside the cleaning rod slot (16), and one end of the cleaning rod (6) passes through the cleaning rod slot (16) and extends to the outer surface of the water sample filtering device body (1); A matching cleaning plate (15) is slidably provided inside the bottom end of the water sample filtering device body (1), and the cleaning plate (15) is an arc-shaped structure, and the top end of the cleaning plate (15) is connected to the other end of the cleaning rod (6).

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