Water sample filtering device for environmental detection

Abstract

The utility model relates to the technical field of environment detection, in particular to an environment detection water sample filtering device which comprises a sampling bottle, a bottle cap and a filtering mechanism, the bottle cap is in threaded connection with the surface of the sampling bottle, the filtering mechanism is arranged on the surface of the sampling bottle and comprises a sliding groove, and the sliding groove is formed in the inner wall of the sampling bottle. The two sets of sliding grooves are symmetrically formed, movable frames are slidably connected to the surfaces of the sliding grooves, anti-disengagement grooves are formed in the surfaces of the sliding grooves, anti-disengagement blocks are fixedly connected to the surfaces of the bottoms of the movable frames, the anti-disengagement blocks are slidably connected with the surfaces of the anti-disengagement grooves, limiting grooves are formed in the surfaces of the movable frames, and movable blocks are slidably connected to the surfaces of the limiting grooves. And the surfaces of the two groups of movable blocks are fixedly connected with the same filter cartridge. According to the sampling device disclosed by the utility model, the filtering mechanism is arranged, the sampling bottle is directly used for filtering during field sampling, additional filtering equipment is not needed, and the filter screen is convenient to disassemble and clean, so that the convenience of the equipment is effectively improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to environmental detection technical field especially relates to an environmental detection water sample filtering device. BACKGROUND

[0002] Environmental detection refers to the activity of environmental monitoring institutions to monitor and measure the environmental quality, through monitoring and measuring the indicators reflecting the environmental quality, to determine the environmental pollution and the level of environmental quality, is the basis of scientific management of environment and environmental law enforcement supervision, is the essential basic work of environmental protection, and environmental detection includes the detection of water resources, and the filter device needs to be used to filter water samples in the process of detecting water resources.

[0003] The prior art such as the Chinese patent with publication number CN220090658U discloses an environmental detection water sample filtering device, which comprises a mounting cylinder, the upper end of the mounting cylinder is movably connected with a cylinder cover, the upper end of the cylinder cover is fixedly connected with a waterproof cover, the inner wall of the waterproof cover is fixedly connected with an irregular fixed plate, the upper end of the irregular fixed plate is fixedly installed with a motor, the lower end of the irregular fixed plate is fixedly connected with a filter cylinder, the inside of the filter cylinder is provided with a rotating shaft, and the outer side wall of the rotating shaft is fixedly connected with a spiral stirring conveying blade. But the utility model drives the rotating shaft and the spiral stirring conveying blade to rotate by starting the motor, not only can the water be fully stirred to facilitate the rapid filtration of the water through the filter hole, but also the large particle solid substances can be conveyed to the lower side of the filter cylinder through rotation, and the large particle solid substances slide into the collecting box through the inclined surface of the filter cylinder, so that the large particle solid substances in the environmental water source are well separated. But the utility model uses additional filtering equipment to filter the water sample, which cannot be used in the case of directly sampling with a sampling bottle in the field.

[0004] In order to solve the problem that the environmental detection water sample filtering device is not convenient to use in the field and is not convenient to clean the filter screen, the existing equipment mostly sets additional filtering equipment when filtering the water sample, which is not convenient to use when directly sampling with a sampling bottle in the field, and since the filter screen is arranged inside, it is not convenient to clean the impurities and foreign matters remaining on it, which will affect the subsequent filtering effect, so it needs to be improved. UTILITY MODEL CONTENTS

[0005] The utility model aims at solving the problem that the environmental detection water sample filtering device in the prior art is not convenient to use in the field and is not convenient to clean the filter screen, and proposes an environmental detection water sample filtering device.

[0006] In order to achieve the above object, the utility model discloses the following technical scheme: a kind of environmental detection water sample filtering device, including sampling bottle, bottle cap and filtering mechanism, the surface of bottle cap is connected with the surface of sampling bottle by screw thread, the surface of filtering mechanism is arranged in sampling bottle, the filtering mechanism includes sliding slot, the inner wall of sampling bottle is opened in sliding slot, the number of sliding slot is two groups and symmetrically arranged, the surface of sliding slot is slidably connected with movable frame, the surface of sliding slot is opened with anti-drop groove, the bottom surface of movable frame is fixedly connected with anti-drop block, the surface of anti-drop block is slidably connected with anti-drop groove, the surface of movable frame is opened with limit slot, the surface of limit slot is slidably connected with movable block, the surface of two groups movable block is fixedly connected with same filter cartridge, the bottom surface of filter cartridge is fixedly connected with filter screen.

[0007] Further, the surface of limit slot is slidably connected with reset plate, the surface of reset plate is fixedly connected with spring, one end of spring away from reset plate is fixedly connected with the surface of limit slot, and movable block cooperates with reset plate.

[0008] Further, the surface of movable frame is opened with let go slot, the let go slot is communicated with limit slot, and the let go slot is matched with movable block.

[0009] Further, the top surface of movable frame is fixedly connected with handle, and the surface of bottle cap is opened with anti-skid line.

[0010] Further, the surface of sampling bottle is provided with auxiliary mechanism, the auxiliary mechanism includes screw rod, the bottom surface of screw rod is fixedly connected with sampling bottle, the surface of screw rod is threadedly connected with pressing plate, and the surface of pressing plate is fixedly connected with support column.

[0011] Further, the number of support column is four groups and is evenly distributed in circumference, one end of support column away from pressing plate is fixedly connected with anti-skid pad, and one end of screw rod away from sampling bottle is fixedly connected with taper block.

[0012] Further, the surface of bottle cap is opened with L-shaped slot, and the surface of L-shaped slot is provided with lifting rope.

[0013] Compared with prior art, the utility model has the advantages and positive effects that:

[0014] 1. The utility model discloses a filtering mechanism is set up, directly utilizes the sampling bottle to filter when sampling in the field, opens the bottle cap and pours the water sample into the sampling bottle, can utilize the filter cartridge and filter screen to filter the water sample, when needing to clean the filter screen, only needs to utilize the handle and draws the movable frame to the limit position along the slide groove, makes the filter cartridge and filter screen leave the sampling bottle inside, holds the filter cartridge again and goes up, makes the movable block go up along the limiting groove, utilizes the accommodation groove and takes out the movable block, makes the filter cartridge and filter screen separate from the movable frame, is convenient for cleaning, can place the filter cartridge horizontally on the sampling bottle top after cleaning and inserts the movable block into the accommodation groove, is convenient for draining and airing, and the reset board and spring that set up make when pouring the water sample, the water flow impact lower filter screen and filter cartridge will shake up and down, to improve the filtering effect, through setting up the filtering mechanism, directly utilizes the sampling bottle to filter when sampling in the field, does not need to use additional filtering equipment, and the filter screen is convenient for dismantling and cleaning, and effectively improve the convenience of equipment for this.

[0015] 2. The utility model discloses an auxiliary mechanism is set up, when in the field, can utilize the hanging rope on L type groove and hang the sampling bottle, or utilizes the support and antiskid pad and places the sampling bottle on the plane, if the ground can not stably place, can rotate the pressing plate and make it separate from the screw rod, utilizes the taper block on the screw rod and directly inserts the sampling bottle into the ground soil, and the pressing plate that sets up can also be taken down and put into the filter cartridge and keeps on pressing, cooperates reset board and spring and presses out the moisture in the filtered material, can reduce the waste to the water sample, through setting up the auxiliary mechanism, can adopt different placing modes to the sampling bottle to adapt to different environment in the field, and effectively improve the convenience of equipment for this. ACCURACY

[0016] Figure 1 A three-dimensional structure schematic diagram of the environment detection water sample filtering device is provided for the utility model;

[0017] Figure 2 A partial structure schematic diagram of the filtering mechanism in the environment detection water sample filtering device is provided for the utility model;

[0018] Figure 3 A partial structure schematic diagram of the filtering mechanism in the environment detection water sample filtering device is provided for the utility model;

[0019] Figure 4 A partial structure schematic diagram of the filtering mechanism in the environment detection water sample filtering device is provided for the utility model;

[0020] Figure 5 A partial structure schematic diagram of the auxiliary mechanism in the environment detection water sample filtering device is provided for the utility model.

[0021] Legend:

[0022] 1, sampling bottle; 2, bottle cap; 3, filtering mechanism; 301, sliding groove; 302, movable frame; 303, anti-dropping groove; 304, anti-dropping block; 305, limiting groove; 306, movable block; 307, filter cartridge; 308, filter screen; 309, reset plate; 310, spring; 311, accommodation groove; 312, handle; 313, anti-slip pattern; 4, auxiliary mechanism; 41, screw rod; 42, pressing plate; 43, support column; 44, anti-slip pad; 45, tapered block; 46, L-shaped groove; 47, lifting rope. DETAILED DESCRIPTION

[0023] Please refer to Figures 1-5 The utility model provides a technical scheme: an environmental detection water sample filtering device, including sampling bottle 1, bottle cap 2 and filtering mechanism 3, bottle cap 2 is connected with the surface of sampling bottle 1 with screw thread, filtering mechanism 3 sets up at the surface of sampling bottle 1.

[0024] The specific setting and function of filtering mechanism 3 and auxiliary mechanism 4 will be described below.

[0025] In the embodiment: filtering mechanism 3 includes sliding groove 301, and the sliding groove 301 is opened in the inner wall of sampling bottle 1, the number of sliding groove 301 is two groups and is symmetrically arranged, the surface of sliding groove 301 is slidably connected with movable frame 302, the surface of sliding groove 301 is provided with anti-dropping groove 303, the bottom surface of movable frame 302 is fixedly connected with anti-dropping block 304, anti-dropping block 304 is slidably connected with the surface of anti-dropping groove 303, the surface of movable frame 302 is provided with limiting groove 305, the surface of limiting groove 305 is slidably connected with movable block 306, the surface of two groups of movable blocks 306 is fixedly connected with same filter cartridge 307, and the bottom surface of filter cartridge 307 is fixedly connected with filter screen 308.

[0026] The effect reached by the above-mentioned components is that filter cartridge 307 and filter screen 308 are used to filter water sample, sliding groove 301 is arranged to facilitate movable frame 302 to move upward and partially slide out of the inside of sampling bottle 1, facilitating filter cartridge 307 and filter screen 308 to be removed, and anti-dropping block 304 and anti-dropping groove 303 are arranged to avoid movable frame 302 from completely separating from sampling bottle 1.

[0027] Specifically, the surface of limiting groove 305 is slidably connected with reset plate 309, the surface of reset plate 309 is fixedly connected with spring 310, one end of spring 310 away from reset plate 309 is fixedly connected with the surface of limiting groove 305, and movable block 306 cooperates with reset plate 309.

[0028] The effect reached by the above-mentioned components is that reset plate 309 and spring 310 are arranged to facilitate filter screen 308 and filter cartridge 307 to shake up and down under the impact of water flow when water sample is poured, and the filtering effect can be improved.

[0029] Specifically, the surface of the movable frame 302 is provided with a let go slot 311, the let go slot 311 is communicated with the limiting slot 305, and the let go slot 311 is matched with the movable block 306.

[0030] The above-mentioned components achieve the effect that: the let go slot 311 is arranged to make the movable block 306 disengage from the movable frame 302 when the movable block 306 moves upward along the limiting slot 305, so that the filter cartridge 307 and the filter screen 308 can be quickly taken out.

[0031] Specifically, the top surface of the movable frame 302 is fixedly connected with a handle 312, and the surface of the bottle cap 2 is provided with anti-skid lines 313.

[0032] The above-mentioned components achieve the effect that: the handle 312 is arranged to facilitate lifting the movable frame 302, and the anti-skid lines 313 are arranged to facilitate rotating the bottle cap 2.

[0033] Specifically, the surface of the sampling bottle 1 is provided with an auxiliary mechanism 4, the auxiliary mechanism 4 includes a screw rod 41, the screw rod 41 is fixedly connected with the bottom surface of the sampling bottle 1, the surface of the screw rod 41 is threadedly connected with a pressing plate 42, and the surface of the pressing plate 42 is fixedly connected with a support column 43.

[0034] The above-mentioned components achieve the effect that: in uneven terrain, the pressing plate 42 can be rotated to disengage from the screw rod 41, and the screw rod 41 can be directly inserted into the ground soil to place the sampling bottle 1, and in relatively flat terrain, the sampling bottle 1 can be placed by using the pressing plate 42 and the support column 43, and the pressing plate 42 can be removed and placed in the filter cartridge 307 to continuously press downward, cooperating with the reset plate 309 and the spring 310 to press out the water in the filtered material, reducing the waste of water samples.

[0035] Specifically, the number of the support columns 43 is four and they are uniformly distributed in a circle, the end of the support column 43 away from the pressing plate 42 is fixedly connected with an anti-skid pad 44, and the end of the screw rod 41 away from the sampling bottle 1 is fixedly connected with a tapered block 45.

[0036] The above-mentioned components achieve the effect that: the anti-skid pad 44 is arranged to increase friction and improve the stability of placing the sampling bottle 1, and the tapered block 45 is arranged to facilitate inserting the screw rod 41 into the ground soil.

[0037] Specifically, the surface of the bottle cap 2 is provided with an L-shaped slot 46, and the surface of the L-shaped slot 46 is provided with a lifting rope 47.

[0038] The above-mentioned components achieve the effect that: the L-shaped slot 46 is arranged to facilitate binding the lifting rope 47, and the lifting rope 47 is arranged to directly hang the sampling bottle 1 when it is inconvenient to place.

[0039] Working principle: through the setting filter mechanism 3, directly use sampling bottle 1 to filter when sampling in the field, open bottle cap 2 and pour water sample into sampling bottle 1, can use filter cartridge 307 and filter screen 308 to filter water sample, when need to clean filter screen 308, just use handle 312 to pull up movable frame 302 along sliding groove 301 to limit position, make filter cartridge 307 and filter screen 308 leave sampling bottle 1 inside, hold filter cartridge 307 and pull up, make movable block 306 go up along limit slot 305, use let go slot 311 to take out movable block 306, make filter cartridge 307 and filter screen 308 separate from movable frame 302, convenient for cleaning, after cleaning, can put filter cartridge 307 horizontally on the top of sampling bottle 1, and put movable block 306 into let go slot 311, convenient for draining and drying, and set reset plate 309 and spring 310, when pour water sample, water flow impact filter screen 308 and filter cartridge 307 will shake up and down, to improve filtering effect, through the setting filter mechanism 3, directly use sampling bottle 1 to filter when sampling in the field, do not need to use additional filtering equipment, and filter screen 308 is convenient to disassemble and clean, which effectively improves the convenience of the equipment, and through the setting auxiliary mechanism 4, in the field, can use hanging rope 47 on L-shaped groove 46 to hang sampling bottle 1, or use support 43 and non-slip pad 44 to put sampling bottle 1 on the plane, if the ground cannot be placed stably, can rotate pressing plate 42 to make it separate from screw rod 41, use taper block 45 on screw rod 41 to insert sampling bottle 1 directly into the soil, and the setting pressing plate 42 can also be taken down and put into filter cartridge 307 and press down continuously, cooperate with reset plate 309 and spring 310 to press out water in filtered material, which can reduce the waste of water sample, through the setting auxiliary mechanism 4, can use different placement ways for sampling bottle 1, to adapt to different environments in the field, which effectively improves the convenience of the equipment.

Claims

1. An environmental water sample filtration device, comprising a sampling bottle (1), a bottle cap (2), and a filtration mechanism (3), characterized in that: The bottle cap (2) is threadedly connected to the surface of the sampling bottle (1). The filtering mechanism (3) is set on the surface of the sampling bottle (1). The filtering mechanism (3) includes a slide groove (301). The slide groove (301) is opened on the inner wall of the sampling bottle (1). There are two sets of slide grooves (301) and they are arranged symmetrically. A movable frame (302) is slidably connected to the surface of the slide groove (301). An anti-detachment groove (303) is opened on the surface of the slide groove (301). An anti-detachment block (304) is fixedly connected to the bottom surface of the movable frame (302). The anti-detachment block (304) is slidably connected to the surface of the anti-detachment groove (303). A limiting groove (305) is opened on the surface of the movable frame (302). A movable block (306) is slidably connected to the surface of the limiting groove (305). The same filter cylinder (307) is fixedly connected to the surfaces of the two sets of movable blocks (306). A filter screen (308) is fixedly connected to the bottom surface of the filter cylinder (307).

2. The environmental water sample filtration device according to claim 1, characterized in that: A reset plate (309) is slidably connected to the surface of the limiting groove (305), and a spring (310) is fixedly connected to the surface of the reset plate (309). One end of the spring (310) away from the reset plate (309) is fixedly connected to the surface of the limiting groove (305), and the movable block (306) cooperates with the reset plate (309).

3. The environmental water sample filtration device according to claim 1, characterized in that: The surface of the movable frame (302) is provided with a relief groove (311), which is connected to the limiting groove (305) and is adapted to the movable block (306).

4. The environmental water sample filtration device according to claim 1, characterized in that: The top surface of the movable frame (302) is fixedly connected to a handle (312), and the surface of the bottle cap (2) is provided with anti-slip texture (313).

5. The environmental water sample filtration device according to claim 1, characterized in that: The sampling bottle (1) is provided with an auxiliary mechanism (4), which includes a screw (41). The screw (41) is fixedly connected to the bottom surface of the sampling bottle (1). The surface of the screw (41) is threadedly connected to a pressure plate (42), and the surface of the pressure plate (42) is fixedly connected to a support column (43).

6. The environmental water sample filtration device according to claim 5, characterized in that: The number of the support pillars (43) is four sets and they are evenly distributed in a circle. The end of the support pillar (43) away from the pressure plate (42) is fixedly connected to an anti-slip pad (44), and the end of the screw (41) away from the sampling bottle (1) is fixedly connected to a cone block (45).

7. The environmental water sample filtration device according to claim 1, characterized in that: The bottle cap (2) has an L-shaped groove (46) on its surface, and a hanging rope (47) is provided on the surface of the L-shaped groove (46).

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