CN217605307U

CN217605307U - Excrement sampling device

Info

Publication number: CN217605307U
Application number: CN202220714905.5U
Authority: CN
Inventors: 金日虎; 张冬梅; 古恒森; 白龙云
Original assignee: Shandong Lukang Haoliyou Biotechnology Development Co ltd
Current assignee: Shandong Lukang Haoliyou Biotechnology Development Co ltd
Priority date: 2022-03-30
Filing date: 2022-03-30
Publication date: 2022-10-18
Anticipated expiration: 2032-03-30

Abstract

The utility model provides a stool sampling device, including storing up the appearance pipe, store up the interior cooperation of appearance pipe and install the sampling spoon, store up the cooperation of appearance pipe top and install the lid, the sampling spoon rotates and installs in the lid below, the lid top is provided with drive sampling spoon pivoted actuating lever, the side of sampling spoon is provided with a plurality of advance appearance holes, the bottom of sampling spoon is rotated and is installed the automatic re-setting switch board that is used for being stained with and to get stool sample, and the device sampling is convenient, simple easy operation.

Description

Excrement sampling device

Technical Field

The utility model relates to a test device, concretely relates to excrement and urine sampling device.

Background

According to statistics of new cases of cancer in China in 2020, colorectal cancer is the cancer with the second morbidity in China, the number of new cases is about 56 thousands in 2020, the number of dead cases is about 25 thousands, and the health of residents is seriously threatened.

The molecular diagnostics group of the medical division of the China medical society published the consensus on Chinese experts on the experimental diagnosis technology of early colorectal cancer and precancerous lesions in the journal of the China medical society, and the consensus on the DNA detection of feces as a recommended screening method.

Therefore, sampling of feces is a more critical step, and whether sampling of feces is convenient or not, sampling amount and the like all influence the subsequent experimental detection results.

According to the existing research results, the existing excrement sampling device is mostly used for biochemical detection of excrement samples, and the requirement of excrement DNA detection cannot be met.

Disclosure of Invention

To the excrement and urine sampling problem that the excrement and urine DNA that lacks at present detects, the utility model provides an excrement and urine sampling device, the device convenient to use, with low costs.

The utility model provides an excrement and urine sampling device, is including storing up the appearance pipe, store up the interior cooperation of appearance pipe and install the sampling spoon, store up the cooperation of appearance pipe top and install the lid, the sampling spoon rotates and installs in the lid below, the lid top is provided with drive sampling spoon pivoted actuating lever, the side of sampling spoon is provided with a plurality of sample holes of advancing, the bottom of sampling spoon is rotated and is installed the automatic re-setting switch board that is used for being stained with and gets excrement and urine sample.

Preferably, the top of the cover body is provided with a guide sleeve, the driving rod is slidably mounted in the guide sleeve, and a transmission device is arranged below the driving rod and is in transmission connection with the sampling spoon.

Preferably, transmission includes the transfer line, the transfer line top is provided with first transmission tooth, the actuating lever bottom be provided with first transmission tooth complex second transmission tooth, the transfer line rotates and installs in the uide bushing, the transfer line external connection has one-way bearing, one-way bearing is connected with sampling spoon top rotation.

Preferably, a driving rod return spring is installed in the guide sleeve.

Preferably, the sampling spoon comprises an upper connecting rod and a lower tubular body, and the automatic reset switch board is installed at the bottom of the tubular body.

Preferably, the automatic reset switch board comprises a support shaft, the support shaft is installed at the center of the bottom of the tubular body, and the left side and the right side of the support shaft are both hinged with the switch board.

Preferably, a switch plate return spring is arranged above each switch plate, and the other end of the switch plate return spring is connected with the inner wall of the top of the tubular body.

Preferably, the bottom of the tubular body is provided with a limit stop for a limit switch plate on its inner wall.

The utility model has the advantages that:

(1) This device contains sampling spoon and storage appearance pipe, can hold excrement and urine preservative fluid in the pipe, prevents DNA degradation.

(2) Utilize simple press to realize the rotary motion of sampling spoon for the sample fully releases the body under centrifugal action, dissolves high-efficiently rapidly.

(3) This excrement and urine sampling spoon also can use with common 50mL centrifuging tube collocation on the existing market simultaneously, and the commonality is good, can use in a flexible way.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is an enlarged view of C in FIG. 1;

FIG. 3 isbase:Sub>A cross-sectional view A-A of FIG. 1;

FIG. 4 is a cross-sectional view B-B of FIG. 1;

fig. 5 is a diagram of the use state of the sampling spoon.

Detailed Description

The technical solutions in the embodiments of the present application will be described clearly and completely with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only some embodiments of the present application, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present application without making any creative effort, shall fall within the protection scope of the present application.

The utility model discloses a stool sampling device as shown in figures 1-5, which comprises a sample storage tube 4 for storing samples and a sampling spoon 12 for sampling. This sampling spoon rotates with lid (13) formula as an organic whole of storing up appearance pipe top threaded connection and is connected, when unscrewing the lid promptly with the lid with store up the separation of appearance pipe, handheld lid, alright take away the sampling spoon in the lump. A guide sleeve 2 is integrally connected above the cover body (13), a cross-shaped guide groove as shown in figure 4 is arranged in the guide sleeve, and the driving rod (1) is slidably arranged in the guide sleeve and can move up and down along the guide groove. The bottom of the driving rod is provided with a unidirectional second transmission gear, a transmission rod 7 is rotatably arranged in the guide sleeve below the driving rod, the top of the transmission rod is provided with a unidirectional first transmission gear, and the first transmission gear is matched with the second transmission gear. Still install reset spring 6 in uide bushing 2, the outside cover of transfer line is equipped with one-way bearing 8, the outside cover of one-way bearing connecting rod 3, and connecting rod 3 below installation siphonozooid 12, connecting rod and siphonozooid constitution sampling spoon structure.

The side wall of the tubular body 12 is provided with a plurality of sample inlet holes, the bottom of the tubular body 12 is provided with a support shaft 10, the left side and the right side of the support shaft are respectively connected with a switch board 5 in a rotating mode, and the appearance of the switch board is matched with the inner wall of the tubular body. Four limit baffles 11 are arranged on the inner wall of the bottom of the tubular body and used for limiting the downward movement of the edge of the switch board 5, so that the two switch boards with the lowest positions of the switch boards in the horizontal state just seal the inside of the tubular body. A switch plate return spring 9 is connected above each switch plate, and the other end of the spring is connected with the inner wall of the top of the tubular body.

When the device is used, the cover body 13 is held by hand, the tubular body is inserted into excrement, the switch plate is lifted upwards along the support shaft under the action of excrement thrust to achieve a state shown in figure 5, the excrement sample enters the inner cavity of the tubular body from the sample inlet hole and a gap between the switch plate 5 and the tubular body 12, the cover body is held by hand to move upwards to be separated from the excrement, the switch plate falls back to a horizontal state under the action of the switch plate return spring 9, the excrement sample in the tubular body is stored in the tubular body, the cover body 13 is screwed into the sample storage tube containing diluent, the driving rod 1 is pressed downwards after screwing, the second driving tooth pushes the second driving tooth to push the driving rod 7 to rotate for a set angle in the downward movement process of the driving rod, the driving rod 7 drives the connecting rod 3 to rotate through the one-way bearing, the tubular body 12 at the bottom of the connecting rod 3 is further rotated, the driving rod 1 is loosened, the driving rod is separated from the driving rod under the action of the driving rod return spring 6 of the driving rod, the connecting rod drives the tubular body to continue to rotate under the action of inertia, the sample positioned in the tubular body is separated from the sample inlet hole of the tubular body 12 under the action of centrifugal force, and is separated from the mixed excrement mixed with the diluent.

The mass of excrement extracted by the sampling spoon in the device is about 10g +/-3 g, so that semi-quantification is facilitated, and the quality control of subsequent DNA is facilitated.

The material of the device can include but is not limited to PP, PVC, etc.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The utility model provides an excrement and urine sampling device, its characterized in that, is including storing up sample tube (4), store up sample tube fit in installs the sampling spoon, store up sample tube top cooperation and install lid (13), the sampling spoon rotates and installs in the lid below, the lid top is provided with drive sampling spoon pivoted actuating lever (1), the side of sampling spoon is provided with a plurality of sample holes of advancing, the bottom of sampling spoon is rotated and is installed automatic re-setting switch board (5) that are used for being stained with and get excrement and urine sample.

2. The fecal sampling device according to claim 1 characterized in that the top of the cover body is provided with a guide sleeve (2), the driving rod (1) is slidably mounted in the guide sleeve, and a transmission device is arranged below the driving rod and is in transmission connection with the sampling spoon.

3. A stool sampling device according to claim 2, characterized in that the transmission means comprises a transmission rod (7), a first transmission tooth is arranged at the top of the transmission rod, a second transmission tooth matched with the first transmission tooth is arranged at the bottom of the transmission rod, the transmission rod (7) is rotatably mounted in the guide sleeve (2), a one-way bearing (8) is connected to the outside of the transmission rod (7), and the one-way bearing is rotatably connected with the top end of the sampling spoon.

4. A faecal sampling device according to claim 2, wherein a drive rod return spring (6) is mounted in the guide sleeve.

5. A faecal sampling device according to claim 1, wherein said sampling scoop comprises an upper connecting rod (3) and a lower tubular body (12), said automatic reset switch plate being mounted at the bottom of the tubular body.

6. The fecal sampling device of claim 5 characterized in that the automatic reset switch board comprises a support shaft (10) mounted in the center of the bottom of the tubular body, the switch board being hinged to both the left and right sides of the support shaft.

7. A faecal sampling device according to claim 6, wherein a switch plate return spring (9) is arranged above each switch plate, the other end of said switch plate return spring being connected to the inner wall of the top of the tubular body.

8. A faecal sampling device according to claim 7, whereby the bottom of the tubular body is provided with a limit stop (11) for a limit switch plate on its inner wall.