CN112834283A

CN112834283A - Medical treatment detects uses quantitative sampling device

Info

Publication number: CN112834283A
Application number: CN202110090176.0A
Authority: CN
Inventors: 黄群芳
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-01-22
Filing date: 2021-01-22
Publication date: 2021-05-25

Abstract

The invention relates to a sampling device, in particular to a quantitative sampling device for medical detection. Provided is a quantitative sampling device for medical detection, which can perform quantitative sampling and does not drip during sampling. A quantitative sampling device for medical detection comprises: a sampling assembly; the adjusting component is installed on the sampling component and adjusted in a sliding mode. According to the invention, a sample for detection can be sampled through the sampling assembly, the sample for detection can be quantitatively sampled through the adjusting assembly, quantitative blanking can be performed through the quantifying assembly, the residual sample on the inner wall of the collecting cylinder can be scraped off through the cleaning assembly, the feeding amount of the conical cylinder can be adjusted as required through the sliding assembly, and the sample can be prevented from flowing out after sampling is completed through the pushing assembly.

Description

Medical treatment detects uses quantitative sampling device

Technical Field

The invention relates to a sampling device, in particular to a quantitative sampling device for medical detection.

Background

Medical testing is a science of performing microbiological, immunological, biochemical, genetic, hematological, biological, cytological, etc. tests on materials taken from the human body to provide information for the prevention, diagnosis, treatment of human diseases and assessment of human health.

After collecting the sample that the patient needs to detect, medical personnel need carry out the chemical examination to the sample of collecting, in the in-process of examining, need take out the sample and examine. At present, generally, the sampling is carried out through a dropper, the quantitative sampling cannot be carried out in the way of carrying out the sampling through the dropper, and the dropper is easy to drip in the sampling process and is inconvenient for people to use.

Therefore, it is necessary to provide a quantitative sampling device for medical examination that can perform quantitative sampling and does not drip during sampling, so as to solve the above-mentioned problem.

Disclosure of Invention

In order to overcome can not carry out the ration sample, the easy drippage of in-process of sample, the shortcoming, the technical problem that inconvenient people used: provided is a quantitative sampling device for medical detection, which can perform quantitative sampling and does not drip during sampling.

The technical implementation scheme of the invention is as follows: a quantitative sampling device for medical detection comprises: a sampling assembly; the adjusting component is installed on the sampling component and adjusted in a sliding mode.

Optionally, the sampling assembly comprises: a collection canister; the conical cylinder is arranged on the collecting cylinder; the feeding pipe is arranged on the conical barrel; the piston is slidably mounted on the collecting cylinder; a hollow tube mounted on the piston; the handle is arranged on the hollow pipe.

Optionally, the adjusting assembly comprises: the mounting ring is mounted on the collecting cylinder; two prismatic guide sleeves are arranged on the mounting ring; the two L-shaped rods are arranged on the prismatic guide sleeve and are connected with the handle, and threaded grooves are formed in the L-shaped rods; the two first springs are arranged between the L-shaped rod and the prismatic guide sleeve; the nut, the nut is two, all installs on L type pole.

Optionally, the quantitative device further comprises a quantitative assembly, wherein the quantitative assembly comprises: the two first arc-shaped plates are arranged on the handle, and the upper parts of the first arc-shaped plates are provided with at least two arc-shaped grooves; at least two first sliding blocks are arranged and are arranged in the arc-shaped groove in a sliding manner; at least two second arc-shaped plates are arranged on the first sliding block; the two sides of the arc-shaped groove are provided with arc-shaped sliding grooves, and at least two second sliding blocks are arranged in the arc-shaped sliding grooves in a sliding manner; at least two second springs are arranged and are arranged between the second sliding block and the arc-shaped sliding groove of the first arc-shaped plate; at least two inserting rods are arranged and are arranged on the second arc-shaped plate in a sliding manner; at least two third springs are arranged and are arranged between the inserted bar and the second arc-shaped plate; and the arc-shaped baffle is arranged on the collecting cylinder and matched with the first sliding block.

Optionally, the device further comprises a cleaning assembly, wherein the cleaning assembly comprises: the first rotating ring is rotatably arranged on the hollow pipe; the connecting rod is arranged on the first rotating ring and is positioned in the hollow pipe; the second rotating ring is arranged on the connecting rod; an annular plate mounted on the second swivel; at least two pushing blocks are arranged and are arranged on the annular plate in a sliding manner; at least two mounting columns are arranged and are mounted on the piston; the number of the rotating plates is at least two, the rotating plates are rotatably arranged on the mounting column, and the rotating plates are matched with the push block; at least two torsion springs are arranged and are arranged between the rotating plate and the mounting column; the rubber piece, the rubber piece is two at least, all installs on changeing the board.

Optionally, the mobile terminal further comprises a sliding assembly, wherein the sliding assembly comprises: two sliding rods are arranged and are arranged on the conical barrel in a sliding manner; the two fourth springs are arranged between the sliding rod and the conical barrel; the conical stop block is arranged between the two sliding rods and matched with the conical barrel; two cylindrical guide sleeves are arranged and are mounted on the sliding rod; the two wedge-shaped clamping blocks are arranged in the cylindrical guide sleeve in a sliding manner; the fifth spring is provided with two wedge-shaped clamping blocks which are arranged between the wedge-shaped clamping blocks and the cylindrical guide sleeve; cardboard, cardboard are two, all install on a toper section of thick bamboo, and the cardboard all cooperates with the wedge fixture block.

Optionally, the apparatus further comprises a pushing assembly, wherein the pushing assembly comprises: two vertical plates are arranged on the collecting cylinder; two cross rods are arranged and are arranged on the vertical plate in a sliding manner; the two sixth springs are arranged between the cross rod and the vertical plate; two first mounting blocks are arranged and are mounted on the cross rod; at least two square blocks are arranged and are arranged on the first mounting block, and the square blocks are matched with the clamping plate; two annular guide rails are arranged and are mounted on the nut; two annular sliding blocks are arranged and are arranged on the annular guide rail in a sliding manner; the two arc-shaped connecting blocks are arranged between the two annular sliding blocks; two second mounting blocks are arranged and are mounted on the arc-shaped connecting block; two telescopic rods are arranged and are both arranged on the second mounting block in a sliding manner; two contact rods are arranged and are mounted on the telescopic rod; the wedge, the wedge is two, all installs on the collar, and the wedge all cooperates with the contact lever.

Optionally, the feed tube is tapered.

The beneficial effects are that: according to the invention, a sample for detection can be sampled through the sampling assembly, the sample for detection can be quantitatively sampled through the adjusting assembly, quantitative blanking can be performed through the quantifying assembly, the residual sample on the inner wall of the collecting cylinder can be scraped off through the cleaning assembly, the feeding amount of the conical cylinder can be adjusted as required through the sliding assembly, and the sample can be prevented from flowing out after sampling is completed through the pushing assembly.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a schematic perspective view of a sampling assembly according to the present invention.

Fig. 3 is a schematic perspective view of an adjusting assembly according to the present invention.

Fig. 4 is a schematic perspective view of a dosing assembly according to the present invention.

Fig. 5 is an enlarged perspective view of part a of the present invention.

FIG. 6 is a perspective view of the cleaning assembly of the present invention.

FIG. 7 is a perspective view of a portion of the cleaning assembly of the present invention.

Fig. 8 is a perspective view of the sliding assembly of the present invention.

Fig. 9 is a schematic perspective view of a portion of the sliding assembly of the present invention.

Fig. 10 is a perspective view of the pushing assembly of the present invention.

Reference numbers in the drawings: 1: sampling assembly, 11: a collecting cylinder, 12: tapered cylinder, 13: feed pipe, 14: piston, 15: hollow tube, 16: a handle, 2: adjustment assembly, 21: mounting ring, 22: prismatic guide sleeve, 23: l-shaped rod, 24: first spring, 25: thread groove, 26: nut, 3: dosing assembly, 31: first arc plate, 32: arc-shaped groove, 33: first slider, 34: second arc plate, 35: arc chute, 36: second slider, 37: second spring, 38: plunger, 39: third spring, 391: cowl, 4: cleaning assembly, 41: first swivel, 42: connecting rod, 43: second swivel, 44: annular plate, 45: push block, 46: mounting post, 47: rotating plate, 48: torsion spring, 49: rubber block, 5: sliding assembly, 51: slide bar, 52: fourth spring, 53: tapered stopper, 54: cylindrical guide sleeve, 55: wedge-shaped fixture block, 56: fifth spring, 57: cardboard, 6: pushing assembly, 61: riser, 62: cross bar, 63: sixth spring, 64: first mounting block, 65: square block, 66: annular guide rail, 67: annular slider, 68: arc connecting block, 69: second mounting block, 691: telescoping rod, 692: contact stem, 693: a wedge block.

Detailed Description

The invention is described in detail below with reference to the figures and the embodiments.

Example 1

A quantitative sampling device for medical detection comprises a sampling component 1 and an adjusting component 2, wherein the adjusting component 2 which is adjusted in a sliding mode is arranged on the sampling component 1, as shown in figure 1.

When using the device, the staff adjusts equipment through adjusting part 2 earlier, adjusts the completion back, and the staff carries out the ration sample through sampling component 1 to the sample, and the sample is accomplished the back in the sample, and the staff takes out the sample after the sample is accomplished and detects.

As shown in fig. 1, 2, 3, 6, 7, 8 and 10, the sampling assembly 1 comprises a collecting cylinder 11, a tapered cylinder 12, a feeding pipe 13, a piston 14, a hollow pipe 15 and a handle 16, the tapered cylinder 12 is arranged at the bottom of the collecting cylinder 11, the feeding pipe 13 is arranged at the bottom of the tapered cylinder 12, the piston 14 is arranged in the collecting cylinder 11 in a sliding manner, the hollow pipe 15 is arranged at the top of the piston 14, and the handle 16 is arranged at the top of the hollow pipe 15 penetrating through the collecting cylinder 11.

When carrying out the ration sample to the sample of detection usefulness, the staff stretches into the container that is equipped with the sample with inlet pipe 13 in, subsequently, staff pulling handle 16 rebound, handle 16 rebound drives piston 14 upwards sliding in collection cylinder 11 through hollow tube 15, piston 14 upwards slides and inhales the toper section of thick bamboo 12 with the sample through inlet pipe 13 in, afterwards, the sample in the toper section of thick bamboo 12 inhales in the collection cylinder 11, the sample is accomplished the back, the staff loosens handle 16, then, take out the sample and detect, so, can sample the sample of detection usefulness.

As shown in fig. 1, 3 and 10, the adjusting assembly 2 includes a mounting ring 21, a prismatic guide sleeve 22, an L-shaped rod 23, a first spring 24 and a nut 26, the mounting ring 21 is fixedly connected to the upper portion of the outer side of the collecting cylinder 11 through a bolt, the prismatic guide sleeves 22 are respectively disposed on the left side and the right side of the mounting ring 21, the L-shaped rods 23 are slidably disposed in the prismatic guide sleeves 22, the L-shaped rods 23 are connected with the handle 16, the first spring 24 is wound between the L-shaped rods 23 and the prismatic guide sleeves 22, threaded grooves 25 are respectively formed in the L-shaped rods 23, and the nuts 26 are respectively matched with the L-shaped rods 23.

Before quantitative sampling is carried out on a sample for detection, a worker rotates the nut 26 to move to a proper position on the L-shaped rod 23, then the worker pulls the handle 16 to move upwards for sampling, the handle 16 moves upwards to drive the L-shaped rod 23 to slide upwards in the prismatic guide sleeve 22, the first spring 24 is stretched, the L-shaped rod 23 slides upwards to drive the nut 26 to move upwards, when the nut 26 moves upwards to be in contact with the prismatic guide sleeve 22, the prismatic guide sleeve 22 blocks the nut 26 from moving upwards, and therefore the sample for detection can be quantitatively sampled.

Example 2

On the basis of embodiment 1, as shown in fig. 1, 3, 4 and 5, the quantitative device 3 further comprises a quantitative assembly 3, the quantitative assembly 3 comprises a first arc plate 31, a first sliding block 33, a second arc plate 34, a second sliding block 36, a second spring 37, an insert rod 38, a third spring 39 and an arc baffle 391, the first arc plate 31 is welded on the left side and the right side of the bottom of the handle 16, a row of arc grooves 32 are formed on the upper portion of the first arc plate 31, the first sliding block 33 is slidably arranged in the arc grooves 32, the second arc plate 34 is arranged at the tail end of the first sliding block 33, the arc grooves 35 are formed on the upper side and the lower side of the arc groove 32 of the first arc plate 31, the second sliding block 36 is slidably arranged in the arc grooves 35, the second spring 37 is connected between the second sliding block 36 and the arc grooves 35 of the first arc plate 31, the insert rod 38 is slidably arranged at the tail end of the second arc plate 34, the third spring 39 is wound between the insert rod 38 and the second arc plate 34, an arc-shaped baffle 391 is welded at the top of the collecting barrel 11, and the arc-shaped baffle 391 is matched with the first sliding block 33.

When the discharging is carried out, a worker pulls the corresponding inserted rod 38 to move downwards according to the amount of a sample required by detection, the third spring 39 is stretched, at this time, under the action of resetting of the second spring 37, the second slider 36 slides inwards in the arc-shaped sliding groove 35, the second slider 36 slides inwards, the first slider 33 is driven by the second arc-shaped plate 34 to slide inwards, after the completion, the worker loosens the handle 16, under the action of resetting of the first spring 24, the L-shaped rod 23 drives the handle 16 to move downwards, the handle 16 moves downwards, the first slider 33 is driven by the first arc-shaped plate 31 to move downwards, when the first slider 33 moves downwards to be in contact with the arc-shaped baffle 391, the arc-shaped baffle 391 blocks the first slider 33 from moving downwards, and therefore quantitative discharging can be carried out according to the needs of the people.

On the basis of embodiment 1, as shown in fig. 1, 6 and 7, the cleaning assembly 4 further includes a cleaning assembly 4, the cleaning assembly 4 includes a first rotating ring 41, a connecting rod 42, a second rotating ring 43, an annular plate 44, a pushing block 45, a mounting post 46, a rotating plate 47, a torsion spring 48 and a rubber block 49, the first rotating ring 41 is rotatably disposed on the upper portion of the hollow tube 15, the connecting rod 42 is disposed at the bottom of the first rotating ring 41, the connecting rod 42 is located in the hollow tube 15, the second rotating ring 43 is disposed at the bottom of the connecting rod 42, the annular plate 44 is disposed on the second rotating ring 43, the ring-shaped plate 44 is slidably disposed at the bottom of the annular plate 45, a ring of mounting posts 46 is disposed at the bottom of the piston 14, the rotating plates 47 are respectively disposed on the mounting posts 46, the rotating plates 47 are respectively matched with the pushing blocks 45, the torsion springs 48 are respectively wound between the rotating plates 47 and the mounting posts 46, and the.

When discharging, the worker rotates the first rotating ring 41, the first rotating ring 41 rotates to drive the second rotating ring 43 to rotate through the connecting rod 42, the second rotating ring 43 rotates to drive the annular plate 44 to rotate, the annular plate 44 rotates to push the rotating plate 47 to rotate outwards on the mounting column 46 through the push block 45, the torsion spring 48 is compressed, the rotating plate 47 rotates outwards to drive the rubber block 49 to move outwards, after the completion, the worker loosens the first rotating ring 41, under the reset action of the torsion spring 48, the rotating plate 47 drives the rubber block 49 to rotate inwards to reset, the rotating plate 47 rotates inwards to reset and drives the annular plate 44 to rotate reversely through the push block 45 to reset, the annular plate 44 rotates reversely to reset to drive the second rotating ring 43 to rotate reversely to reset, the second rotating ring 43 rotates reversely to reset to drive the first rotating ring 41 to rotate reversely to reset through the connecting rod 42, and thus residual samples on the inner wall of the collecting barrel 11 can be scraped.

On the basis of embodiment 1, as shown in fig. 1, 8 and 9, the sliding device further includes a sliding assembly 5, the sliding assembly 5 includes a sliding rod 51, a fourth spring 52, a conical stopper 53, a cylindrical guide sleeve 54, a wedge-shaped fixture block 55, a fifth spring 56 and a clamping plate 57, the sliding rod 51 is slidably disposed on both the front and rear sides of the lower portion of the conical cylinder 12, the fourth spring 52 is wound between the sliding rod 51 and the conical cylinder 12, the conical stopper 53 is disposed between the top ends of the front and rear sliding rods 51, the conical stopper 53 is matched with the conical cylinder 12, the cylindrical guide sleeve 54 is disposed on the lower portion of the sliding rod 51, the wedge-shaped fixture block 55 is slidably disposed in the cylindrical guide sleeve 54, the fifth spring 56 is connected between the wedge-shaped fixture block 55 and the cylindrical guide sleeve 54, the clamping plate 57 is disposed on both the front and rear sides.

When carrying out quantitative sampling to the sample of detecting usefulness, the staff can promote slide bar 51 upwards to slide, fourth spring 52 is compressed, slide bar 51 upwards slides and drives toper dog 53 rebound, slide bar 51 upwards slides and drives wedge fixture block 55 rebound through cylindric guide pin bushing 54, when wedge fixture block 55 rebound to contact with cardboard 57, cardboard 57 promotes wedge fixture block 55 and inwards slides, fifth spring 56 is compressed, after wedge fixture block 55 rebound to break away from with cardboard 57, under the effect that fifth spring 56 resets, wedge fixture block 55 outwards slides thereupon and blocks cardboard 57, after toper dog 53 rebound to suitable position, the staff loosens slide bar 51, so, can adjust the volume of conical cylinder 12 feeding as required.

On the basis of embodiment 1, as shown in fig. 1 and 10, the device further comprises a pushing assembly 6, the pushing assembly 6 comprises a vertical plate 61, a cross rod 62, a sixth spring 63, a first mounting block 64, a square block 65, an annular guide rail 66, an annular sliding block 67, an arc-shaped connecting block 68, a second mounting block 69, a telescopic rod 691, a contact rod 692 and a wedge-shaped block 693, the vertical plate 61 is arranged on the front side and the rear side of the lower portion of the collecting cylinder 11, the cross rod 62 is arranged on the vertical plate 61 in a sliding manner, the sixth spring 63 is wound between the cross rod 62 and the vertical plate 61, the first mounting block 64 is arranged at the inner end of the cross rod 62, a row of square blocks 65 are arranged on the first mounting block 64, the square blocks 65 are matched with the clamping plate 57, the annular guide rail 66 is arranged on the nut 26, the annular guide rail 66 is provided with the annular sliding block 67, two arc-shaped connecting blocks 68 are arranged between the two, all slidingtype is equipped with telescopic link 691 on the second installation piece 69, and telescopic link 691 all is connected with horizontal pole 62, all is equipped with contact bar 692 on the telescopic link 691, and both sides all are equipped with wedge 693 around the collar 21, and wedge 693 all cooperates with contact bar 692.

When a sample for detection is quantitatively sampled, the nut 26 moves upwards to drive the annular slide block 67 to move upwards through the annular guide rail 66, the annular slide block 67 moves upwards to drive the second mounting block 69 to move upwards through the arc-shaped connecting block 68, the telescopic rod 691 extends to drive the contact rod 692 to move upwards, when the contact rod 692 moves upwards to be in contact with the wedge-shaped block 693, the wedge-shaped block 693 pushes the contact rod 692 to move inwards, the contact rod 692 moves inwards to drive the telescopic rod 691 to slide inwards on the second mounting block 69, the telescopic rod 691 slides inwards to drive the cross rod 62 to slide inwards on the vertical plate 61, the sixth spring 63 is stretched, the cross rod 62 slides inwards to drive the square block 65 to move inwards through the first mounting block 64, when the square block 65 moves inwards to be in contact with the wedge-shaped block 55, the square block 65 pushes the wedge-shaped block 55 to slide inwards without clamping the clamping plate 57, and at this time, under the resetting effect of the fourth spring 52, the slide rod 51 drives the cone-shaped stopper 53 to move downwards to block the cone-shaped barrel 12, so that the sample can be prevented from flowing out after the sampling is finished.

The technical principle of the embodiment of the present invention is described above in conjunction with the specific embodiments. The description is only intended to explain the principles of embodiments of the invention and should not be taken in any way as limiting the scope of the embodiments of the invention. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present invention without inventive step, and these embodiments will fall within the scope of the present invention.

Claims

1. The utility model provides a medical treatment detects uses quantitative sampling device which characterized by, including: a sampling assembly (1); and the adjusting assembly (2) is arranged on the sampling assembly (1) and is adjusted in a sliding mode.

2. A quantitative sampling device for medical examination as claimed in claim 1, wherein the sampling unit (1) comprises: a collecting cylinder (11); a conical barrel (12) mounted on the collection barrel (11); a feed pipe (13) mounted on the conical barrel (12); a piston (14) slidably mounted on the collection cylinder (11); a hollow tube (15) mounted on the piston (14); a handle (16) is arranged on the hollow pipe (15).

3. A quantitative sampling device for medical examinations according to claim 1 characterized in that the regulating group (2) comprises: a mounting ring (21) mounted on the collection cylinder (11); two prismatic guide sleeves (22), wherein the prismatic guide sleeves (22) are arranged on the mounting ring (21); the two L-shaped rods (23) are respectively arranged on the prismatic guide sleeve (22), the L-shaped rods (23) are respectively connected with the handle (16), and the L-shaped rods (23) are respectively provided with a thread groove (25); two first springs (24) are arranged, and are respectively arranged between the L-shaped rod (23) and the prismatic guide sleeve (22); two nuts (26) are arranged on the L-shaped rod (23).

4. A quantitative sampling device for medical examination as claimed in claim 2 or 3, further comprising a quantitative assembly (3), the quantitative assembly (3) comprising: the two first arc-shaped plates (31) are arranged on the handle (16), and the upper parts of the first arc-shaped plates (31) are provided with at least two arc-shaped grooves (32); at least two first sliding blocks (33) are arranged and are arranged in the arc-shaped groove (32) in a sliding manner; at least two second arc-shaped plates (34) are arranged on the first sliding block (33); the two sides of the arc-shaped groove (32) are provided with arc-shaped sliding grooves (35), and at least two second sliding blocks (36) are arranged in the arc-shaped sliding grooves (35) in a sliding manner; at least two second springs (37) are arranged and are respectively arranged between the second sliding block (36) and the arc sliding groove (35) of the first arc-shaped plate (31), and the second springs (37) are in a stretching state; at least two inserting rods (38), wherein the two inserting rods (38) are arranged on the second arc-shaped plate (34) in a sliding manner; at least two third springs (39) are arranged and are mounted between the inserted rod (38) and the second arc-shaped plate (34); and the arc-shaped baffle plate (391) is arranged on the collecting barrel (11), and the arc-shaped baffle plate (391) is matched with the first sliding block (33).

5. The quantitative sampling device for medical examination as set forth in claim 4, further comprising a cleaning member (4), wherein the cleaning member (4) comprises: a first rotating ring (41) rotatably mounted on the hollow tube (15); the connecting rod (42) is arranged on the first rotating ring (41), and the connecting rod (42) is positioned in the hollow pipe (15); a second swivel (43) mounted on the connecting rod (42); an annular plate (44) mounted on the second swivel (43); at least two pushing blocks (45) are arranged, and the pushing blocks (45) are arranged on the annular plate (44) in a sliding manner; at least two mounting columns (46), wherein the mounting columns (46) are mounted on the piston (14); the number of the rotating plates (47) is at least two, the rotating plates (47) are rotatably mounted on the mounting column (46), and the rotating plates (47) are matched with the pushing block (45); at least two torsion springs (48), wherein the two torsion springs (48) are arranged between the rotating plate (47) and the mounting column (46); the number of the rubber blocks (49) is at least two, and the rubber blocks (49) are all arranged on the rotating plate (47).

6. The quantitative sampling device for medical examination as set forth in claim 5, further comprising a slide module (5), wherein the slide module (5) comprises: two sliding rods (51), wherein the two sliding rods (51) are arranged on the conical barrel (12) in a sliding manner; two fourth springs (52) are arranged, and are mounted between the sliding rod (51) and the conical barrel (12); the conical stop block (53) is arranged between the two sliding rods (51), and the conical stop block (53) is matched with the conical barrel (12); two cylindrical guide sleeves (54), wherein the two cylindrical guide sleeves (54) are arranged on the sliding rod (51); two wedge-shaped clamping blocks (55), wherein the two wedge-shaped clamping blocks (55) are arranged in the cylindrical guide sleeve (54) in a sliding manner; two wedge-shaped clamping blocks (55) are arranged between the wedge-shaped clamping blocks (55) and the cylindrical guide sleeve (54); cardboard (57), cardboard (57) are two, all install on a toper section of thick bamboo (12), cardboard (57) all with wedge fixture block (55) cooperation.

7. The quantitative sampling device for medical examination as set forth in claim 6, further comprising a pushing member (6), wherein the pushing member (6) comprises: two vertical plates (61), wherein the two vertical plates (61) are arranged on the collecting cylinder (11); the two cross rods (62) are arranged on the vertical plate (61) in a sliding manner; two sixth springs (63), wherein the two sixth springs (63) are respectively arranged between the cross rod (62) and the vertical plate (61); two first mounting blocks (64) are arranged and are mounted on the cross rod (62); at least two square blocks (65) are arranged and are arranged on the first mounting block (64), and the square blocks (65) are matched with the clamping plate (57); two annular guide rails (66) are arranged, and are mounted on the nut (26); two annular sliding blocks (67) are arranged, and are arranged on the annular guide rail (66) in a sliding manner; the two arc-shaped connecting blocks (68) are arranged between the two annular sliding blocks (67); two second mounting blocks (69), wherein the two second mounting blocks (69) are mounted on the arc-shaped connecting block (68); two telescopic rods (691), wherein the two telescopic rods (691) are arranged on the second mounting block (69) in a sliding manner; two contact rods (692), wherein the two contact rods (692) are arranged on the telescopic rod (691); the two wedge blocks (693) are arranged on the mounting ring (21), and the wedge blocks (693) are matched with the contact rods (692).

8. A quantitative sampling device for medical examinations according to claim 7 characterized in that the feeding tube (13) is conical.