CN215140016U

CN215140016U - Closed stirring retention device

Info

Publication number: CN215140016U
Application number: CN202120651634.9U
Authority: CN
Inventors: 王海波
Original assignee: Xiangyang Courager Medical Apparatus Co ltd
Current assignee: Xiangyang Courager Medical Apparatus Co ltd
Priority date: 2021-03-30
Filing date: 2021-03-30
Publication date: 2021-12-14
Anticipated expiration: 2031-03-30

Abstract

The utility model relates to a closed stirring indwelling device, which comprises a cup body, a cup cover covering the cup body and a sampling device arranged in the cup body; the sampling device comprises a central shaft, a sleeve and a coating head; the top of the coating head is provided with a quantitative cavity, and the bottom of the coating head is provided with a needle tube nozzle communicated with the quantitative cavity; the bottom of the sleeve extends into the quantitative cavity from the top of the coating head, and the periphery of the sleeve is in sliding fit with the inner wall of the quantitative cavity; the sleeve is connected with the coating head through an elastic piece in a compressed state; the sleeve is fixed at the bottom of the central shaft; the central shaft is connected with the cup cover, and the top of the central shaft extends out of the top of the cup cover; when the cup cover is closed, the elastic part is in a compressed state, when the cup cover is unscrewed, the elastic part bounces, the volume of the quantitative cavity is increased, the sample is sucked into the quantitative cavity, and when the smear is performed, the elastic part is compressed again, so that the sample can be extruded out of the quantitative cavity and smeared on the glass slide, and the smear is completed; the whole process does not need manual coarse specimen collection, and the sampling is carried out in a closed container, so that the biological safety is improved.

Description

Closed stirring retention device

Technical Field

The utility model relates to a medical treatment and health clinical examination's technical field especially relates to an airtight stirring keeps somewhere ware.

Background

At present, in medical clinical sputum, excrement and other body fluid tests, various types of specimen boxes are mostly adopted, and the specimen boxes are mostly used for sampling functions. Especially when the sample is the sputum, the inspection personnel are threatened greatly by the latent iatrogenic infection in the sample, and the sputum has viscidity, and the sputum is the wire drawing and is taken out the cup by the sampling rod easily appearing when the sample, pollutes other samples or causes biological potential safety hazard, and post processing is very inconvenient, also is not convenient for the detection of installing the computer.

SUMMERY OF THE UTILITY MODEL

The utility model discloses to the technical problem who exists among the prior art, provide an airtight stirring and keep somewhere ware, preserve the sample through airtight container, improve biological safety.

The utility model provides an above-mentioned technical problem's technical scheme as follows: a closed stirring indwelling device comprises a cup body, a cup cover covering the cup body and a sampling device arranged in the cup body; the sampling device comprises a central shaft, a sleeve and a coating head;

the top of the coating head is provided with a quantitative cavity, and the bottom of the coating head is provided with a needle tube nozzle communicated with the quantitative cavity; the bottom of the sleeve extends into the quantitative cavity from the top of the coating head, and the periphery of the sleeve is in sliding fit with the inner wall of the quantitative cavity; the sleeve is connected with the coating head through an elastic piece in a compressed state; the sleeve is fixed at the bottom of the central shaft; the central shaft is connected to the cup cover, and the top of the central shaft extends out of the top of the cup cover.

The utility model has the advantages that: when the cup cover is closed, the elastic part is in a compressed state, when the cup cover is unscrewed, the elastic part bounces, the volume of the quantitative cavity is increased, the sample is sucked into the quantitative cavity, and when the smear is performed, the elastic part is compressed again, so that the sample can be extruded out of the quantitative cavity and smeared on the glass slide, and the smear is completed; the whole process does not need manual contact with the specimen, and the sampling is carried out in a closed container, so that the biological safety is improved.

On the basis of the technical scheme, the utility model discloses can also do following improvement.

Furthermore, the central shaft is rotatably connected with the cup cover coaxially with the axis, and the outer wall of the coating head is provided with a cutting paddle.

The beneficial effect of adopting the further scheme is that: by rotating the central shaft, the sample can be stirred and smashed before smearing without opening the cup. Uniformly mixing and the like; also can rotate the center pin when the sample, cut off the wire drawing of sample, avoid taking the sample out of the cup to avoid polluting other samples or causing biological potential safety hazard.

Furthermore, a contact matched with the mechanical arm or the stirring shaft is fixed at the top of the central shaft.

The beneficial effect of adopting the further scheme is that: the central shaft can be rotated by a mechanical arm or a stirring shaft, so that the whole smearing process is convenient to automate.

Furthermore, raised heads surrounding the periphery of the contact are arranged at the top of the cup cover.

The beneficial effect of adopting the further scheme is that: the contact is protected by the convex head.

Further, the inner wall of the bottom of the cup body is conical and shrinks inwards from top to bottom.

The beneficial effect of adopting the further scheme is that: the inner wall of the bottom of the cup body can concentrate the specimen on the axis of the cup body, so that the sampling device can sample the specimen conveniently.

Furthermore, a clamping groove is formed in the inner wall of the quantitative cavity, and the extending direction of the clamping groove is parallel to the axial lead of the cup body; and a clamping protrusion matched with the clamping groove is arranged on the outer wall of the sleeve.

The beneficial effect of adopting the further scheme is that: the coating head is prevented from rotating relative to the sleeve, so that the central shaft can drive the sleeve to rotate conveniently, and the coating head can rotate along with the sleeve.

Furthermore, an annular limiting groove is formed in the inner wall of the quantitative cavity, and a convex limiting ring matched with the limiting groove is arranged on the outer wall of the sleeve.

The beneficial effect of adopting the further scheme is that: the extension amount of the elastic piece is limited, the elastic piece is prevented from popping up and falling off the coating head from the sleeve, and the sample amount sucked into the quantitative cavity at each time is ensured to be equal.

Further, the elastic part is a spring, and the spring is sleeved on the sleeve.

Further, the cup body is detachably connected with the cup cover through threads.

Furthermore, a positioning column is arranged at the bottom of the cup cover, and the outer side wall of the positioning column is connected with the bottom of the cup cover through a reinforcing rib; the central shaft passes through the positioning column coaxially.

The beneficial effect of adopting the further scheme is that: the center shaft is positioned through the convex positioning column, the center shaft is perpendicular to the cup cover, and meanwhile bending of the center shaft is avoided.

Drawings

FIG. 1 is a schematic structural view of a closed stirring indwelling device of the present invention;

FIG. 2 is a schematic view of another perspective of the closed stirring indwelling device of the present invention;

FIG. 3 is a cross-sectional view of the closed stirring indwelling device of the present invention;

fig. 4 is an exploded view of the cup lid and the part taking device of the airtight stirring indwelling device of the utility model.

In the drawings, the components represented by the respective reference numerals are listed below:

1. cup, 11, limiting column, 2, cup cover, 21, raised head, 22, positioning column, 23, reinforcing rib, 3, coating head, 31, quantitative cavity, 32, needle nozzle, 33, cutting paddle, 34, clamping groove, 35, limiting groove, 4, sleeve, 41, retaining ring, 42, clamping protrusion, 43, limiting ring, 5, central shaft, 6, contact, 7 and spring.

Detailed Description

The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.

As shown in figures 1 and 2, the closed stirring indwelling device comprises a cup body 1, a cup cover 2 covering an opening at the top of the cup body 1, and a material taking device arranged in the cup body 1. When the cup cover 2 is not opened, a material taking device can be used for taking materials from the closed cup body 1, the whole process does not need manual contact with the specimen, the threat to inspectors caused by potential iatrogenic infection in the specimen is avoided, and the biological safety is improved. And as shown in fig. 2 and 3, the inner wall of the bottom of the cup body 1 is conical and gradually shrinks inwards from top to bottom, so that the specimen is concentrated on the axis of the cup body 1, and the material is taken by the material taking device conveniently. The cup cover 2 is detachably connected with the cup body 1 through threads.

As shown in fig. 3 and 4, the extracting apparatus includes an applicator head 3, a sleeve 4, and a central shaft 5. The top of the coating head 3 is opened with a quantitative cavity 31, and the bottom of the coating head 3 is provided with a needle nozzle 32 communicated with the quantitative cavity 31, so that the sample can be sucked into the quantitative cavity 31 through the needle nozzle 32. A plurality of cutting paddles 33 are fixed to the outer wall of the applicator head 3.

The bottom of the sleeve 4 extends into the dosing chamber from the top of the applicator head 3 and the periphery of the outer wall of the bottom of the sleeve 4 is slidably engaged with the inner wall of the dosing chamber 31. The sleeve 4 is also connected to the applicator head 3 by means of an elastic member, in this embodiment a spring 7. The top of the sleeve 4 is provided with a retaining ring 41 protruding outwards, the spring 7 is sleeved on the cavity 4, one end of the spring 7 is fixed on the top of the coating head 3, and the other end of the spring 7 is fixed on the retaining ring 41. When the cup cover 2 is screwed on the top of the cup body 1, the bottom of the coating head 3 is propped against the bottom of the cup body 1, so that the spring 7 is in a compressed state.

The top of the sleeve 4 is sleeved at the bottom of the central shaft 5, and the sleeve 4 is fixedly connected with the central shaft 5. The central shaft 5 is rotatably connected to the cup cover 2 coaxially, the top of the central shaft extends out of the top of the cup cover 2, the contact 6 is fixedly sleeved on the top of the central shaft 5, and a raised head 21 surrounding the periphery of the contact 6 is arranged on the top of the cup cover 2 and used for protecting the contact 6. The contact 6 is matched with a manipulator or a stirring shaft, and the contact 6 can be rotated through the manipulator or the stirring shaft, so that the central shaft 5, the sleeve 4 and the coating head 3 are driven to rotate, and automatic control is convenient to realize.

When the specimen is arranged in the cup body 1, the central shaft 5 can be rotated to drive the cutting paddle 33 to rotate, and the specimen is stirred and smashed before smearing on the premise of not opening the cup cover 2. Mixing evenly and the like. Then the cup cover 2 is unscrewed, the spring 7 gradually ejects the coating head 3 out, so that the volume of the quantitative cavity 31 is gradually increased, and then the sample is sucked into the quantitative cavity. At the in-process of unscrewing bowl cover 2, also can rotate center pin 5, make cut off oar 33 and rotate and cut off the wire drawing of sample, avoid taking the sample out of the cup to avoid polluting other samples or causing biological potential safety hazard. When smearing, the smearing head 3 is abutted against the slide and the spring 7 is compressed, so that the specimen can be extruded out of the holding cavity 31 and smeared on the slide, and smearing is completed. The lateral wall of the cup body 1 is provided with the limiting column 11, so that the limitation is convenient to be carried out during the detection of the upper machine, the whole process can be automatically realized by a machine, the manual contact with the specimen is not needed, the sampling is carried out in a closed container, the threat to the inspection personnel caused by the potential iatrogenic infection in the specimen is avoided, and the biological safety is improved.

In addition, the bottom of the cup cover 2 is coaxially provided with a positioning column 22, and the outer side wall of the positioning column 22 is connected with the bottom of the cup cover 2 through a reinforcing rib 23. The central shaft 5 coaxially passes through the positioning column 22, so that the contact area between the central shaft 5 and the cup cover 2 is increased, the central shaft 5 is ensured to be vertical to the cup cover 2, and meanwhile, the central shaft 5 is prevented from being bent.

The side wall of the fixed cavity 31 is provided with a clamping groove 34 extending parallel to the axial lead of the cup body 1, and the outer wall of the sleeve 4 is provided with a clamping protrusion 42 matched with the clamping groove 34. The coating head 3 can only slide relative to the sleeve 4 and cannot rotate relative to the sleeve through the movement of the clamping protrusion 42 along the extending direction of the clamping groove 34, so that the central shaft 5 can drive the sleeve 4 to rotate, and the coating head 3 can rotate along with the sleeve 4.

The side wall of the holding cavity 31 is further provided with an annular limiting groove 35, and the limiting groove 35 is located above the clamping groove 34. The outer wall of the sleeve 4 is provided with a limit ring 43 which is matched with the limit groove 35. When the spring 7 pushes out the coating head 3, the top of the limiting ring 43 is propped against the top of the limiting groove 35, so that the elongation of the spring 7 is limited, the spring 7 coating head 3 is prevented from popping up and falling off from the sleeve 4, and the sample amount sucked into the quantitative cavity 31 every time is equal. The opening at the top of the fixed cavity 3 is provided with a chamfer, and the outer side edge of the bottom of the limit ring 43 is also provided with a chamfer, so that the limit ring 43 can be conveniently installed in the limit groove 35.

The sample can be directly tested on the machine after being sampled, and the sample can be conveniently preserved by adopting a closed container, so that the biological safety is improved. The cup cover 2 does not need to be opened after the machine is operated, and the sputum sample is automatically pretreated by the instrument, namely, the treatment process before smearing, such as stirring, smashing, uniformly mixing and the like. When smearing, the cover is opened by rotating, then smearing is carried out, and the cover is closed immediately. The whole process is operated by a machine, a biological safety system is arranged in the machine, the specimen is not required to be manually contacted, the threat of potential iatrogenic infection in the specimen to inspection personnel is avoided, and the pollution to other specimens or the potential biological safety hazard is avoided.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims

1. A closed stirring indwelling device is characterized by comprising a cup body, a cup cover covering the cup body and a sampling device arranged in the cup body; the sampling device comprises a central shaft, a sleeve and a coating head;

2. A closed stirring indwelling device according to claim 1, wherein said central shaft is rotatably connected to said cup lid coaxially with the axis, and the outer wall of said applicator head is provided with a cutting paddle.

3. A closed stirring indwelling device according to claim 2, wherein a contact fitting with a manipulator or a stirring shaft is fixed to the top of the central shaft.

4. A closed stirring indwelling device according to claim 3, wherein the top of the cup cover is provided with a raised head surrounding the periphery of the contact.

5. A closed stirring indwelling device according to claim 1, wherein the inner wall of the bottom of the cup body is tapered so as to be tapered inwardly from top to bottom.

6. The airtight stirring indwelling device according to claim 1, wherein the inner wall of said dosing chamber is provided with a neck, the extension direction of said neck is parallel to the axial line of said cup body; and a clamping protrusion matched with the clamping groove is arranged on the outer wall of the sleeve.

7. The airtight stirring indwelling device according to claim 1, wherein an annular limiting groove is formed on the inner wall of the quantitative cavity, and a protruding limiting ring matched with the limiting groove is arranged on the outer wall of the sleeve.

8. A closed stirring indwelling device according to claim 1, wherein said elastic member is a spring, said spring being fitted over said sleeve.

9. A closed blender retention device as claimed in claim 1, wherein said cup body and said lid are removably connected by threads.

10. The closed stirring indwelling device according to claim 1, wherein a positioning column is arranged at the bottom of the cup cover, and the outer side wall of the positioning column is connected with the bottom of the cup cover through a reinforcing rib; the central shaft passes through the positioning column coaxially.