CN223581534U

CN223581534U - Novel fecal sample collection device

Info

Publication number: CN223581534U
Application number: CN202423027221.6U
Authority: CN
Inventors: 刘立鹏; 罗春桂; 侯小兵; 黄云霞
Original assignee: Wuhan Jianwei Medical Technology Co ltd
Current assignee: Wuhan Jianwei Medical Technology Co ltd
Priority date: 2024-12-09
Filing date: 2024-12-09
Publication date: 2025-11-21
Anticipated expiration: 2034-12-09

Abstract

The utility model discloses a novel fecal sample collecting device which comprises a collecting module, a receiving module, a supporting module and a filtering module, wherein the collecting module is detachably connected with the supporting module through the receiving module, the filtering module is detachably arranged on the inner side of the receiving module, the filtering module comprises a cylindrical filter screen, a disc-shaped filter screen and a filtering column, the cylindrical filter screen is connected with the disc-shaped filter screen through the filtering column, the collecting module is connected with the receiving module to form a primary filtering cavity, and the cylindrical filter screen, the disc-shaped filter screen and the filtering column are connected to form a secondary filtering cavity. The excrement sample stored in the collecting module can be filtered twice through the cylindrical filter screen and the disc filter screen under the action of gravity, so that the filtering efficiency can be improved, and the filtering effect is ensured. To sum up, this device is through setting up cylindricality filter screen and disk filter screen for the excrement and urine sample of gathering can filter more swiftly effectively.

Description

Novel fecal sample collection device

Technical Field

The utility model relates to the technical field of medical appliances, in particular to a novel fecal sample collecting device.

Background

The fecal sample collection is used for detecting and analyzing various components in the feces, and is commonly used in the fields of disease diagnosis, intestinal health research, environmental monitoring, food safety and the like. Fecal samples can provide important information about digestive system health, gut microflora, pathogen infection, etc. The collection process must follow strictly standard procedures to ensure the representativeness, reliability and accuracy of the analysis results of the sample. Often use multiple different devices to gather and filter it and detect analysis during fecal sample processing, however fecal residue's collection filtration treatment is comparatively loaded down with trivial details, and fecal residue blocks up the instrument easily or leads to the nonspecific absorption of reaction liquid, influences the accuracy that detects, because of the specificity of fecal sample, if can not handle the fecal residue in the fecal sample effectively fast, can bring the discomfort to operating personnel's physiology and psychology.

In the conventional art, often through improving the collection filter equipment structure, so as to reach the purpose of more convenient quick processing fecal sample, for example, the chinese patent with bulletin number CN219956990U discloses a fecal sample collection device, including collection module, filtration module and accepting the module, collection module can hold the fecal sample of collection, collection module is provided with the filter port, filtration module sets up in the inboard of filter port, can avoid operating personnel and fecal contact, carry out fecal filtration operation simultaneously, however this technical scheme can only filter the single coarse filtration of fecal residue, if adopt the filter screen that the mesh number is lower to filter, can lead to filtering inadequately, influence experimental result, adopt the filter screen that the mesh number is higher then be blocked the filter screen by massive fecal residue easily, influence filtration efficiency. Therefore, in the field of medical appliances, there is a need to provide a device for collecting and filtering fecal samples more quickly and effectively.

Disclosure of utility model

Aiming at the prior art, the utility model aims to provide a novel fecal sample collecting device, which mainly solves the technical problem of how to more rapidly and effectively filter the collected fecal sample.

In order to achieve the above object, the technical solution of the embodiment of the present utility model is as follows:

The utility model provides a novel fecal sample collection device, includes collection module, accepts the module, supports module and filtration module, collection module passes through accept the module with support module detachably connects, filtration module detachably installs accept the inboard of module, filtration module includes cylindricality filter screen, disk filter screen and filter column, the cylindricality filter screen passes through the filter column is connected with the disk filter screen, collection module with accept the module and connect and constitute primary filter cavity, the cylindricality filter screen the disk filter screen with the filter column is connected and is constituted secondary filter cavity.

Preferably, the filter column comprises an upper connecting cover and a lower connecting ring, the upper connecting cover is fixedly connected with the lower connecting ring through the cylindrical filter screen, and the disc filter screen is fixedly connected with the bottom of the lower connecting ring.

Preferably, the inner side of the cylindrical filter screen is provided with a plurality of support ribs which are annularly arranged, the upper ends of the support ribs are fixedly connected with the lower ends of the upper connecting covers, and the lower ends of the support ribs are fixedly connected with the upper ends of the lower connecting rings.

Preferably, the receiving module is of a funnel-shaped structure, an inner thread and a clamping groove are formed in the upper portion of the funnel-shaped structure, an outer thread matched with the inner thread is formed in the outer side of the bottom of the collecting module, and a clamping block matched with the clamping groove is arranged on the inner side of the upper portion of the supporting module.

Preferably, a sealing annular plate is arranged on the inner side of the external thread, and the diameter of the outer surface of the lower connecting ring is equal to the diameter of the inner side of the sealing annular plate.

Preferably, a leakage-proof limiting ring is arranged between the external thread and the sealing annular plate, and the lower end of the leakage-proof limiting ring is fixedly connected with the bottom of the external thread.

Preferably, the top of the collection module is provided with a protrusion, and the protrusion protrudes towards the inner side of the collection module.

Preferably, the inner side of the acquisition module is provided with an annular extrusion protrusion.

Preferably, the bottom of the receiving module is provided with a sampling port, the sampling port is provided with a cylindrical structure with a through hole in the middle, and the through hole is communicated with the inner side of the receiving module.

Preferably, the bottom of the supporting module is provided with an annular sealing clamping groove matched with the sampling port, the middle part of the annular sealing clamping groove is provided with a sealing cylinder, and the diameter of the sealing cylinder is the same as the inner diameter of the through hole.

The stool sample collecting device has the beneficial effects that the collecting device is provided with the collecting module, the receiving module, the supporting module and the filtering module, after a stool sample is collected to the collecting module, the filtering module is arranged on the inner side of the receiving module, the collecting module is connected with the supporting module through the receiving module, the collecting module faces upwards, and the supporting module faces downwards. The excrement sample stored in the collecting module can enter the secondary filter cavity from the primary filter cavity to be filtered for the first time through the cylindrical filter screen under the action of gravity, large residues in the excrement sample can be filtered, and the excrement sample in the secondary filter cavity enters the inner side of the receiving module through the disc filter screen to be filtered for the second time, so that fine residues in the excrement sample can be filtered. According to the utility model, the cylindrical filter screen and the disc-shaped filter screen are used for twice filtration, so that the filter screen can be prevented from being blocked, the filtration efficiency is quickened, and the filtration effect is ensured.

In summary, the application enables the collected fecal sample to be more quickly and effectively filtered by arranging the cylindrical filter screen and the disc filter screen.

Drawings

FIG. 1 is a schematic diagram of a novel fecal sample collection device according to an embodiment of the present application;

FIG. 2 is a cross-sectional view of a novel fecal sample collection device according to an embodiment of the present application;

FIG. 3 is an enlarged view of embodiment A of the present application;

FIG. 4 is an exploded view of a novel fecal sample collection device according to an embodiment of the present application;

FIG. 5 is an enlarged view of embodiment B of the present application;

Reference numerals illustrate:

1. an acquisition module; 2, a bearing module, 3, a supporting module, 4, a filtering module;

401. Column filter screen, 402, disk filter screen, 403, filter column, 404, primary filter cavity, 405, secondary filter cavity, 406, upper connecting cover, 407, lower connecting ring, 409, support edge;

201. Internal threads, 202, clamping grooves, 203, external threads, 204, clamping blocks, 205, sealing ring plates, 206, leakage-proof limiting rings, 207, bulges, 208, annular extrusion bulges, 209, sampling ports, 210 and through holes;

301. annular sealing clamping groove, 302, sealing cylinder.

Detailed Description

The technical scheme of the utility model is further elaborated below by referring to the drawings in the specification and the specific embodiments. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. In the following description, reference is made to the expression "some embodiments" which describe a subset of all possible embodiments, but it should be understood that "some embodiments" may be the same subset or a different subset of all possible embodiments and may be combined with each other without conflict.

It will be further understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "inner," "outer," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment.

Example 1

Referring to fig. 1-5, the application provides a novel fecal sample collecting device, which comprises a collecting module 1, a receiving module 2, a supporting module 3 and a filtering module 4, wherein the collecting module 1 is detachably connected with the supporting module 3 through the receiving module 2, the filtering module 4 is detachably arranged on the inner side of the receiving module 2, the filtering module 4 comprises a cylindrical filter screen 401, a disc-shaped filter screen 402 and a filtering column 403, the cylindrical filter screen 401 is connected with the disc-shaped filter screen 402 through the filtering column 403, the collecting module 1 is connected with the receiving module 2 to form a primary filtering cavity 404, and the cylindrical filter screen 401, the disc-shaped filter screen 402 and the filtering column 403 are connected to form a secondary filtering cavity 405. The device is provided with a collection module 1, a carrying module 2, a support module 3 and a filter module 4, wherein an opening of the collection module 1 faces upwards, a fecal sample is collected to the collection module 1, the filter module 4 is arranged on the inner side of the carrying module 2, the collection module 1 is connected with the support module 3 through the carrying module 2, the collection module 1 faces upwards, and the support module 3 faces downwards. The fecal sample stored in the collecting module 1 can enter the secondary filter cavity 405 from the primary filter cavity 404 to be filtered for the first time through the cylindrical filter screen 401 under the action of gravity, so that large residues in the fecal sample can be filtered, and the fecal sample in the secondary filter cavity 405 enters the inner side of the receiving module 2 through the disc filter screen 402 to be filtered for the second time, so that fine residues in the fecal sample can be filtered. The device can avoid filter screen blockage through twice filtration, so that the filtering efficiency is improved, and the filtering effect is ensured. In summary, the device, by arranging the cylindrical filter screen 401 and the disc filter screen 402, can filter the collected fecal sample more quickly and effectively.

Specifically, the filtering column 403 includes an upper connecting cover 406 and a lower connecting ring 407, the upper connecting cover 406 is fixedly connected with the lower connecting ring 407 through the cylindrical filter screen 401, and the disc filter screen 402 is fixedly connected with the bottom of the lower connecting ring 407. Referring to fig. 2, the cylindrical filter screen 401 is vertically placed, so that the fecal sample enters from the periphery of the cylindrical filter screen 401 to be filtered under the action of gravity, and larger fecal residues naturally move downwards, so that the filter screen is further prevented from being blocked, and the filtering efficiency is improved.

Specifically, a plurality of supporting ribs 409 are disposed on the inner side of the cylindrical filter 401, the upper ends of the supporting ribs 409 are fixedly connected with the lower end of the upper connecting cover 406, and the lower ends of the supporting ribs 409 are fixedly connected with the upper end of the lower connecting ring 407. The support ribs 409 can support the cylindrical filter 401, so as to prevent the cylindrical filter 401 from deforming during filtration and affecting the filtration effect.

Specifically, the receiving module 2 is configured as a funnel-shaped structure, an internal thread 201 and a clamping groove 202 are disposed on the upper portion of the funnel-shaped structure, an external thread 203 matched with the internal thread 201 is disposed on the outer side of the bottom of the collecting module 1, and a clamping block 204 matched with the clamping groove 202 is disposed on the inner side of the upper portion of the supporting module 3. The internal thread 201 and the external thread 203 are matched to firmly fix the receiving module 2 and the collecting module 1, so that leakage during filtration is avoided, and the clamping groove 202 and the clamping block 204 are matched, so that the supporting module 3 and the receiving module 2 are connected and disassembled more conveniently.

Example 2

Referring to fig. 1 to 5, this embodiment is different from embodiment 1 in that a sealing ring plate 205 is provided inside the external thread 203, and the diameter of the outer surface of the lower connecting ring 407 is equal to the diameter inside the sealing ring plate 205. Referring to fig. 3, the inner side of the sealing ring plate 205 is tightly attached to the outer surface of the lower connecting ring 407, and after the internal thread 201 is connected with the external thread 203 on the outer side of the collection module 1, the internal thread 201 extrudes the external thread 203, so that the sealing ring plate 205 on the inner side of the external thread 203 is tightly attached to the outer surface of the lower connecting ring 407, and the sealing performance is improved.

Specifically, a leak-proof limiting ring 206 is disposed between the external thread 203 and the sealing ring plate 205, and the lower end of the leak-proof limiting ring 206 is fixedly connected with the bottom of the external thread 203. The leakage-proof limiting ring 206 performs blocking sealing when the fecal sample leaks from the gap between the external thread 203 and the internal thread 201, thereby further improving the sealing performance.

Specifically, the top of the collecting module 1 is provided with a protrusion 207, and the protrusion 207 protrudes toward the inner side of the collecting module 1. The protrusions 207 reduce the accumulation of fecal samples on the upper connecting cover 406, avoiding affecting the filtering operation, and at the same time, can abut against the upper part of the filtering module 4, making the connection of the filtering module 4 with the receiving module 2 even more compact.

Specifically, the inner side of the acquisition module 1 is provided with an annular extrusion protrusion 208. The annular extrusion protrusion 208 can limit the upper end of the sealing ring plate 205, and is attached to the upper end of the sealing ring plate 205 through extrusion, so that the sealing performance is improved.

Specifically, the bottom of the receiving module 2 is provided with a sampling port 209, the sampling port 209 is provided with a cylindrical structure with a through hole 210 in the middle, and the through hole 210 is communicated with the inner side of the receiving module 2. The sampling port 209 facilitates the handling of the filtered fecal sample.

Specifically, an annular sealing slot 301 that mates with the sampling port 209 is provided at the bottom of the support module, a sealing cylinder 302 is provided at the middle of the annular sealing slot 301, and the diameter of the sealing cylinder 302 is the same as the inner diameter of the through hole 210. Referring to fig. 2, the annular sealing clamping groove 301 is matched with the sealing cylinder 302, so that the sampling port 209 can be effectively blocked, and leakage of the sampling port 209 is avoided.

The foregoing is merely illustrative embodiments of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art can easily think about variations or substitutions within the technical scope of the present utility model, and the utility model should be covered. The scope of the utility model is to be determined by the appended claims.

Claims

1. A novel fecal sample collection device, comprising a collection module (1), a receiving module (2), a support module (3), and a filtering module (4), wherein the collection module (1) is detachably connected to the support module (3) via the receiving module (2), characterized in that the filtering module (4) is detachably installed inside the receiving module (2), the filtering module (4) comprising a cylindrical filter screen (401), a disc filter screen (402), and a filter column (403), wherein the cylindrical filter screen (401) is connected to the disc filter screen (402) via the filter column (403), the collection module (1) and the receiving module (2) are connected to form a primary filtration chamber (404), and the cylindrical filter screen (401), the disc filter screen (402), and the filter column (403) are connected to form a secondary filtration chamber (405).

2. A novel fecal sample collection device according to claim 1, characterized in that the filter column (403) includes an upper connecting cover (406) and a lower connecting ring (407), the upper connecting cover (406) is fixedly connected to the lower connecting ring (407) through the cylindrical filter screen (401), and the disc-shaped filter screen (402) is fixedly connected to the bottom of the lower connecting ring (407).

3. A novel fecal sample collection device according to claim 2, characterized in that a plurality of support ribs (409) arranged in a ring are provided on the inner side of the cylindrical filter screen (401), the upper end of the support ribs (409) is fixedly connected to the lower end of the upper connecting cover (406), and the lower end of the support ribs (409) is fixedly connected to the upper end of the lower connecting ring (407).

4. A novel fecal sample collection device according to claim 3, characterized in that the receiving module (2) is configured as a funnel-shaped structure, the upper part of the funnel-shaped structure is provided with an internal thread (201) and a snap-fit groove (202), the outer side of the bottom of the collection module (1) is provided with an external thread (203) that mates with the internal thread (201), and the inner side of the upper part of the support module (3) is provided with a snap-fit block (204) that mates with the snap-fit groove (202).

5. A novel fecal sample collection device according to claim 4, characterized in that a sealing annular plate (205) is provided on the inner side of the external thread (203), and the outer surface diameter of the lower connecting ring (407) is equal to the inner diameter of the sealing annular plate (205).

6. A novel fecal sample collection device according to claim 5, characterized in that a leak-proof limiting ring (206) is provided between the external thread (203) and the sealing annular plate (205), and the lower end of the leak-proof limiting ring (206) is fixedly connected to the bottom of the external thread (203).

7. A novel fecal sample collection device according to claim 1, characterized in that a protrusion (207) is provided on the top of the collection module (1), and the protrusion (207) protrudes toward the inner side of the collection module (1).

8. A novel fecal sample collection device according to claim 4, characterized in that an annular extrusion protrusion (208) is provided on the inner side of the collection module (1).

9. A novel fecal sample collection device according to claim 4, characterized in that a sampling port (209) is provided at the bottom of the receiving module (2), the sampling port (209) is configured as a cylindrical structure with a through hole (210) in the middle, and the through hole (210) is connected to the inner side of the receiving module (2).

10. A novel fecal sample collection device according to claim 9, characterized in that the bottom of the support module is provided with an annular sealing groove (301) that cooperates with the sampling port (209), and a sealing cylinder (302) is provided in the middle of the annular sealing groove (301), the diameter of the sealing cylinder (302) being the same as the inner diameter of the through hole (210).