CN221673609U - A water sample filtering device - Google Patents

Abstract

The application belongs to the technical field of water sample filtration and discloses a water sample detection filtering device, which comprises a filtering barrel, wherein an end cover is connected to the upper end of the filtering barrel in a threaded manner, a movable handle is fixedly arranged at the upper end of the end cover, a filter screen is movably connected to the inside of the filtering barrel, an extrusion assembly is arranged in the filtering barrel, a split charging assembly is arranged at the bottom end of the inside of the filtering barrel, and a base is rotatably connected to the bottom of the filtering barrel. Through the extrusion subassembly that sets up to can filter water, thereby and can scrape the inner wall impurity of filter vat and scratch the inside of collecting the filter screen and collect, improve filter effect, filter effect is good, and through the partial shipment subassembly that sets up, thereby can make through filterable water collect the inside of partial shipment bottle, can be with water dress into a plurality of partial shipment bottle, reach the effect of the detection of later stage of being convenient for.

Description

A water sample filtering device

Technical Field

The utility model relates to the technical field of water sample filtering, in particular to a water sample filtering device for detecting water samples.

Background Art

Water testing is to evaluate the quality of water and plays an important role in protecting human health, environmental protection and water resource management. In water sample analysis and testing, filtration can remove some impurities and particles in the water, thereby reducing interference with the test results and improving the accuracy, repeatability and comparability of the test.

When testing water, the collected water needs to be filtered to remove impurities and suspended matter. When collecting water outdoors, it is too troublesome to bring the water back to the laboratory for testing through a storage tank. In addition, outdoor collection requires collecting multiple types of water and carrying a large amount of heavy water, which is too burdensome for the staff and affects work efficiency.

Utility Model Content

In order to solve the above problems, the utility model provides a water sample detection filtering device.

The above technical purpose of the utility model is achieved through the following technical solutions: a water sample filtering device, including a filter barrel, the upper end of the filter barrel is threadedly connected to an end cover, the upper end of the end cover is fixedly installed with a movable handle, the interior of the filter barrel is movably connected to a filter screen, the interior of the filter barrel is provided with an extrusion assembly, the internal bottom end of the filter barrel is provided with a dispensing assembly, and the bottom of the filter barrel is rotatably connected to a base.

By adopting the above technical solution, the water to be tested can be conveniently collected into the inside of the filter barrel through the threaded connection between the filter barrel and the end cover, and the water can be filtered through the filter net to effectively filter out impurities and suspended matter in the water, thereby reducing data errors in the tested water.

Furthermore, a plurality of circular holes are provided at the bottom of the filter screen, the outer surface of the filter screen is in contact with the inner wall of the filter barrel, and the upper end of the filter screen presents an inwardly inclined surface.

By adopting the above technical solution, the upper end of the filter screen presents an inwardly inclined surface, and the outer wall of the filter screen fits the inner wall of the filter barrel. When the filter screen moves up and down inside the filter barrel, the filter screen can effectively scrape the inner wall of the filter barrel and clean the dirt remaining on the inner wall.

Furthermore, the extrusion assembly includes a connecting rod, the upper end of the connecting rod is fixedly connected to a connecting sleeve, the bottom end of the connecting sleeve is fixedly connected to a spring, and the lower end of the end cover is fixedly installed with an extrusion plate.

By adopting the above technical solution, the connecting rod is pulled vertically upward to drive the filter net to move along the inner wall of the filter barrel, squeeze the water on the inner wall of the filter barrel, and accelerate the filtering effect of the water.

Furthermore, the other end of the spring is fixedly connected to the inside of the movable handle and the upper end of the end cover, and the bottom end of the connecting rod is fixedly connected to a filter screen.

By adopting the above technical solution, a spring is provided so that the water can be filtered when the connecting sleeve is pulled upward, and the contraction elastic force of the spring of the connecting sleeve is released to drive the filter screen to move downward and return to its original position.

Furthermore, the filling component includes a turntable, a rotating groove is opened near the bottom of the filter barrel, the turntable is threadedly connected in the rotating groove, the turntable is fixedly connected to a connecting block, the connecting block is fixedly connected to a sealing plate, a movable groove is opened at the upper end of the base, a filling groove is opened at the bottom of the movable groove, and a filling bottle is threadedly connected to the inside of the filling groove.

By adopting the above technical solution, when the interior of the filter barrel is filled with water, the turntable is rotated clockwise to drive the sealing plate to separate from the filling tank, and the filtered water flows into the filling bottle, reducing the burden on the staff.

Furthermore, the connection block is movably connected to the inside of the rotating groove, and the outer surface of the connection block is in contact with the inner wall of the filter barrel.

By adopting the above technical solution, the outer wall of the connecting block fits the inner wall of the filter barrel, which can prevent water from penetrating into the rotating groove and affecting the operation of the device.

Furthermore, the sealing plate is movably connected to the inner wall of the movable groove, and the diameter of the dispensing groove is smaller than the diameter of the sealing plate.

By adopting the above technical solution, when the sealing plate is rotated to the top of the dispensing tank through the turntable, it can be sealed to achieve the effect of isolating water from the dispensing bottle, and the dispensing bottle can be disassembled and replaced.

Furthermore, the outer wall of the turntable is provided with a plurality of protrusions, the plurality of protrusions are evenly distributed in a ring shape, and the turntable is rotatably connected above the base.

By adopting the above technical solution and providing a plurality of protrusions, the friction force of the turntable can be increased and the practicality can be improved.

In summary, the utility model has the following beneficial effects:

1. In the present application, the end cap is first rotated to separate from the filter barrel through the squeezing assembly, and the filter barrel is placed in the river channel to collect water. After it is filled, the end cap is rotated forward to seal it. Due to the filtering effect of the filter net, the water slowly penetrates to the bottom of the filter barrel, and the connecting sleeve is pulled upward to squeeze the water in the upper cavity inside the filter barrel, speeding up the filtration of the water, and thoroughly filtering the water above the filter net, thereby improving the filtration effect. In addition, the upper end of the filter net can scrape the impurities on the inner wall of the filter barrel and collect them inside the filter net for collection;

2. In the present application, through the sub-packaging component, when the inside of the filter barrel is filled with water, the turntable is rotated clockwise, and the sealing plate is driven to separate from the sub-packaging tank through the connecting block. After the squeezing component squeezes and filters the water inside the filter barrel, the water penetrates from the upper part of the filter screen and is collected in the sub-packaging bottle. When the inside of the sub-packaging bottle is full, the turntable is rotated counterclockwise to drive the sealing plate to move to the top of the sub-packaging tank to seal the sub-packaging tank. At this time, the sub-packaging bottle can be removed for collection, which makes it possible to filter the water that needs to be tested on site, and the water is divided into several sub-packaging bottles for easy later testing.

BRIEF DESCRIPTION OF THE DRAWINGS

FIG1 is a schematic diagram of the overall structure of an embodiment of the utility model;

FIG2 is a schematic cross-sectional view of an embodiment of the utility model;

FIG3 is an enlarged schematic diagram of point A in FIG2 of an embodiment of the utility model;

FIG4 is a schematic diagram of the overall structure of the subassembly assembly of an embodiment of the utility model;

FIG5 is a schematic diagram of the overall structure of the sub-packaging bottle according to an embodiment of the present utility model.

In the figure: 1. filter barrel; 2. end cover; 3. connecting sleeve; 4. movable handle; 5. filter screen; 6. extrusion assembly; 7. sub-packaging assembly; 8. base; 61. connecting rod; 62. spring; 63. extrusion plate; 71. turntable; 72. rotating groove; 73. connecting block; 74. sealing plate; 75. movable groove; 76. sub-packaging groove; 77. sub-packaging bottle; 9. protrusion.

DETAILED DESCRIPTION

The technical solutions in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application; it is obvious that the described embodiments are only part of the embodiments of the present application, rather than all the embodiments, and all other embodiments obtained by ordinary technicians in this field based on the embodiments in the present application without making creative work are within the scope of protection of the present application.

As shown in Figures 1-5, an embodiment of the present application discloses a water sample filtering device, including a filter barrel 1, which is characterized in that: the upper end of the filter barrel 1 is threadedly connected to an end cover 2, the upper end of the end cover 2 is fixedly installed with a movable handle 4, the interior of the filter barrel 1 is movably connected to a filter screen 5, the interior of the filter barrel 1 is provided with an extrusion assembly 6, the internal bottom end of the filter barrel 1 is provided with a dispensing assembly 7, and the bottom of the filter barrel 1 is rotatably connected to a base 8.

In this embodiment, a plurality of circular holes are provided at the bottom of the filter screen 5, the outer surface of the filter screen 5 is fitted to the inner wall of the filter barrel 1, the upper end of the filter screen 5 presents an inwardly inclined surface, the extrusion assembly 6 includes a connecting rod 61, the upper end of the connecting rod 61 is fixedly connected to the connecting sleeve 3, the bottom end of the connecting sleeve 3 is fixedly connected to the spring 62, the lower end of the end cover 2 is fixedly installed with an extrusion plate 63, the other end of the spring 62 is fixedly connected to the inside of the movable handle 4 and the upper end of the end cover 2, the bottom end of the connecting rod 61 is fixedly connected to the filter screen 5, the dispensing assembly 7 includes a turntable 71, the inside of the filter barrel 1 is provided with a rotating groove 72 near the bottom, and the turntable 71 is threadedly connected to the rotating groove Inside 72, the turntable 71 is fixedly connected with a connecting block 73, and the connecting block 73 is fixedly connected with a sealing plate 74. A movable groove 75 is provided at the upper end of the base 8, and a filling groove 76 is provided at the bottom of the movable groove 75. The internal thread of the filling groove 76 is connected with a filling bottle 77. The connecting block 73 is movably connected to the inside of the rotating groove 72, and the outer surface of the connecting block 73 fits the inner wall of the filter barrel 1. The sealing plate 74 is movably connected to the inner wall of the movable groove 75. The diameter of the filling groove 76 is smaller than the diameter of the sealing plate 74. The outer wall of the turntable 71 is provided with a plurality of protrusions 9, and the plurality of protrusions 9 are evenly distributed in a ring shape. The turntable 71 is rotatably connected above the base 8.

The use principle of a water sample filtering device in this embodiment is as follows: when collecting and testing water outdoors, first rotate the end cover 2 so that the end cover 2 is separated from the filter barrel 1, but the filter screen 5 will not be separated from the inside of the filter barrel 1. The filter barrel 1 is placed in the river to collect water. After it is filled, the end cover 2 is rotated forward to seal it, and the connecting sleeve 3 is pulled vertically upward. The filter screen 5 is driven to move vertically upward through the connecting rod 61 to squeeze the water in the upper cavity of the filter barrel 1 to speed up the filtration of the water. At this time, the spring 62 is subjected to an upward pulling force and deformed, and the squeezing plate 63 and The water that has penetrated through the filter screen 5 will be stored directly below the filter screen 5 inside the filter barrel 1. The turntable 71 is rotated clockwise to drive the sealing plate 74 to separate from the dispensing tank 76 through the connecting block 73. The water at this time will enter the interior of the dispensing bottle 77 through the dispensing tank 76. When the interior of the dispensing bottle 77 is full, the turntable 71 is rotated counterclockwise again to drive the sealing plate 74 to move to the top of the dispensing tank 76 to seal the dispensing tank 76. At this time, the dispensing bottle 77 can be removed for collection.

The above is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments. All technical solutions under the concept of the present invention belong to the protection scope of the present invention. It should be pointed out that for ordinary technicians in this technical field, some improvements and modifications without departing from the principle of the present invention should also be regarded as the protection scope of the present invention.

Claims (8)

1. The utility model provides a detect water sample filter equipment, includes filter vat (1), characterized by: the upper end threaded connection of filter vat (1) has end cover (2), the upper end of end cover (2) has movable handle (4), the inside swing joint of filter vat (1) has filter screen (5), the inside of filter vat (1) is equipped with extrusion subassembly (6), the inside bottom of filter vat (1) is equipped with partial shipment subassembly (7), the bottom of filter vat (1) rotates and is connected with base (8).

2. The test water sample filtration device of claim 1, wherein: the bottom of filter screen (5) has seted up a plurality of round hole, the inner wall of filter vat (1) is laminated to the surface of filter screen (5), the upper end of filter screen (5) presents inwards inclined plane.

3. The test water sample filtration device of claim 1, wherein: the extrusion assembly (6) comprises a connecting rod (61), the upper end of the connecting rod (61) is fixedly connected with a connecting sleeve (3), the bottom end of the connecting sleeve (3) is fixedly connected with a spring (62), and the lower end of the end cover (2) is fixedly provided with an extrusion plate (63).

4. A test water sample filtration device according to claim 3, wherein: the other end of the spring (62) is fixedly connected with the inside of the movable handle (4) and the upper end of the end cover (2), and the bottom end of the connecting rod (61) is fixedly connected with the filter screen (5).

5. The test water sample filtration device of claim 1, wherein: the utility model provides a sub-packaging assembly (7) is including carousel (71), rotary groove (72) have been seted up to the inside of filter vat (1) near the bottom position, carousel (71) threaded connection is in rotary groove (72), carousel (71) fixedly connected with connecting block (73), connecting block (73) fixedly connected with closing plate (74), movable groove (75) have been seted up to the upper end of base (8), sub-packaging groove (76) have been seted up to the bottom of movable groove (75), the inside threaded connection of sub-packaging groove (76) has sub-packaging bottle (77).

6. The apparatus for detecting water sample according to claim 5, wherein: the connecting block (73) is movably connected to the inside of the rotating groove (72), and the outer side surface of the connecting block (73) is attached to the inner wall of the filter vat (1).

7. The apparatus for detecting water sample according to claim 5, wherein: the sealing plate (74) is movably connected to the inner wall of the movable groove (75), and the diameter of the sub-packaging groove (76) is smaller than that of the sealing plate (74).

8. The apparatus for detecting water sample according to claim 5, wherein: the outer wall of carousel (71) is provided with a plurality of lug (9), and a plurality of lug (9) appear annular evenly distributed, carousel (71) rotate and connect in the top of base (8).