CN215613805U - Swab for cleaning sampling needle - Google Patents
Swab for cleaning sampling needle Download PDFInfo
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- CN215613805U CN215613805U CN202122425148.8U CN202122425148U CN215613805U CN 215613805 U CN215613805 U CN 215613805U CN 202122425148 U CN202122425148 U CN 202122425148U CN 215613805 U CN215613805 U CN 215613805U
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- swab
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- sampling needle
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Abstract
The utility model discloses a swab for cleaning a sampling needle, which comprises: the swab core with be used for holding the swab frame of swab core, the swab core is equipped with the washing chamber along vertically running through, the swab frame is equipped with water inlet and delivery port respectively along transversely, the swab core encircles and is equipped with the income water ring chamber that is used for with the water inlet intercommunication and is used for the play water ring chamber that communicates with the delivery port, it is equipped with the silica gel homocline ring to go into between water ring chamber and the washing chamber, but the silica gel homocline ring atress back circumference is out of shape, so that go into water ring chamber and wash the chamber intercommunication, it is equipped with out the water course to go out between water ring chamber and the washing chamber. By using the swab for cleaning the sampling needle, provided by the utility model, the flow of the cleaning liquid entering the cleaning cavity can be effectively improved, and the cleaning effect of the sampling needle is improved.
Description
Technical Field
The utility model relates to the technical field of in-vitro diagnosis, in particular to a swab for cleaning a sampling needle.
Background
In the prior art, when a sampling needle is cleaned, a generally adopted cleaning device mainly comprises a swab body, a first liquid flow pipe and a second liquid flow pipe, wherein the swab body is provided with a cleaning cavity which axially penetrates through the swab body, the first liquid flow pipe and the second liquid flow pipe are radially arranged on the swab body and are communicated with the cleaning cavity, the first liquid flow pipe and the second liquid flow pipe have a height difference in the vertical direction, the swab body is also provided with a first annular cavity and a second annular cavity, the first annular cavity is arranged around the cleaning cavity, a first hole is formed in the cleaning cavity, and the first liquid flow pipe, the first annular cavity, the first hole and the cleaning cavity are sequentially communicated; the second ring cavity is arranged around the cleaning cavity, a second hole is formed in the side wall of the cleaning cavity, and the second liquid flow pipe, the second ring cavity, the second hole and the cleaning cavity are communicated in sequence. However, the first annular cavity is connected with the cleaning cavity only through the first hole, so that the cleaning liquid easily encounters large resistance when entering the cleaning cavity, the flow of the cleaning liquid is small, the cleaning effect is poor, and the sampling needle cannot be cleaned completely, so that the problem of pollution and carrying is caused.
In summary, how to increase the flow rate of the cleaning liquid entering the cleaning chamber is an urgent problem to be solved by those skilled in the art.
SUMMERY OF THE UTILITY MODEL
In view of the above, an object of the present invention is to provide a swab for cleaning a sampling needle, which can effectively increase the flow rate of a cleaning liquid entering a cleaning cavity and improve the cleaning effect of the sampling needle.
In order to achieve the above purpose, the utility model provides the following technical scheme:
a sampling needle cleaning swab comprising: the swab core with be used for holding the swab frame of swab core, the swab core is equipped with along vertically running through and washs the chamber, the swab frame is equipped with water inlet and delivery port respectively along transversely, the swab core encircle be equipped with be used for with the income water ring chamber of water inlet intercommunication with be used for with the play water ring chamber of delivery port intercommunication, go into the water ring chamber with wash and be equipped with the silica gel homocline ring between the chamber, but the circumference is out of shape behind the silica gel homocline ring atress, so that go into the water ring chamber with wash the chamber intercommunication, go out the water ring chamber with wash and be equipped with out the water course between the chamber.
Preferably, the diameter of the middle part of the cleaning cavity is larger than the diameter of the two ends of the cleaning cavity, and the outer peripheral part of the middle part of the cleaning cavity is sleeved with the silica gel flow equalizing ring.
Preferably, the top of the swab core is provided with a through hole for passing through the sampling needle, and the through hole is communicated with the cleaning cavity.
Preferably, one side of the cleaning cavity is provided with the water outlet channel, and the water outlet channel is arranged towards the water outlet.
Preferably, the water outlet is communicated with a water outlet connector for outputting cleaning liquid, and the water outlet connector is detachably connected with the swab outer frame.
Preferably, the water inlet is communicated with a water inlet joint for inputting cleaning solution, and the water inlet joint is detachably connected with the swab outer frame.
Preferably, the position of the water inlet in the vertical direction is lower than the position of the water outlet in the vertical direction.
Preferably, the swab device further comprises a swab bottom plate for supporting the swab outer frame, and the swab outer frame is arranged on the swab bottom plate.
When the swab for cleaning the sampling needle provided by the utility model is used, cleaning liquid can be introduced through the water inlet, the cleaning liquid can flow into the water inlet ring cavity, and then the cleaning liquid can extrude the silica gel flow equalizing ring to enable the silica gel flow equalizing ring to deform circumferentially, so that the water inlet ring cavity is fully communicated with the cleaning cavity, and a large amount of cleaning liquid can simultaneously enter the cleaning cavity. At this time, the sampling needle may be inserted into the cleaning chamber and moved up and down to clean the outer wall of the sampling needle with the cleaning liquid, and the cleaning liquid may be drawn into the inner wall of the sampling needle by other means to clean the inner wall of the sampling needle with the cleaning liquid. And finally, the used cleaning liquid can be pumped out by using the liquid pumping device, and the cleaning liquid can be discharged to the waste liquid barrel outwards through the water outlet channel, the water outlet annular cavity and the water outlet so as to finish the cleaning operation of the sampling needle.
In conclusion, the swab for cleaning the sampling needle provided by the utility model can effectively improve the flow of the cleaning liquid entering the cleaning cavity and improve the cleaning effect of the sampling needle.
Drawings
In order to more clearly illustrate the embodiments of the present invention 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 embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
FIG. 1 is a schematic view of a swab for cleaning a sampling needle according to the present invention;
fig. 2 is a cross-sectional view of fig. 1.
In fig. 1 and 2:
1 is a swab core, 2 is a swab outer frame, 3 is a cleaning cavity, 4 is a water inlet, 5 is a water outlet, 6 is a water inlet annular cavity, 7 is a water outlet annular cavity, 8 is a silica gel flow-equalizing ring, 9 is a water outlet channel, 10 is a through hole, 11 is a water outlet connector, 12 is a water inlet connector, 13 is a swab bottom plate, and 14 is a sampling needle.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The core of the utility model is to provide the swab for cleaning the sampling needle, which can effectively improve the flow of the cleaning liquid entering the cleaning cavity and improve the cleaning effect of the sampling needle.
Referring to fig. 1 and 2, fig. 1 is a schematic structural view of a swab for cleaning a sampling needle according to the present invention; fig. 2 is a cross-sectional view of fig. 1.
This embodiment provides a swab for cleaning of sampling needle, includes: swab core 1 and the swab frame 2 that is used for holding swab core 1, swab core 1 is equipped with along vertically running through and washs chamber 3, swab frame 2 is equipped with water inlet 4 and delivery port 5 along transversely respectively, swab core 1 encircles and is equipped with the water ring chamber 6 of entrying that is used for with 4 intercommunications in the water inlet and is used for the play water ring chamber 7 that communicates with delivery port 5, it is equipped with silica gel homocline ring 8 to entral between ring chamber 6 and the washing chamber 3, but 8 circumference deformations after the atress of silica gel homocline ring, so that the ring chamber 6 of entrying communicates with washing chamber 3, it is equipped with out water channel 9 to go out between water ring chamber 7 and the washing chamber 3.
It should be noted that, this device sets up silica gel flow equalizing ring 8 between income water ring chamber 6 and washing chamber 3, can effectively reduce the resistance that the washing liquid got into washing chamber 3 to the flow of increase washing liquid makes the washing liquid can fully wash sampling needle 14, reaches better cleaning performance.
In the actual application process, according to the actual situation and the actual requirement, the shapes, the structures, the sizes, the positions and the like of the swab core 1, the swab outer frame 2, the cleaning cavity 3, the water inlet 4, the water outlet 5, the water inlet annular cavity 6, the water outlet annular cavity 7, the silica gel flow-equalizing ring 8 and the water outlet channel 9 can be determined.
When the swab for cleaning the sampling needle provided by the utility model is used, cleaning liquid can be introduced through the water inlet 4, the cleaning liquid can flow into the water inlet ring cavity 6, and then the cleaning liquid can extrude the silica gel flow equalizing ring 8, so that the silica gel flow equalizing ring 8 deforms circumferentially, the water inlet ring cavity 6 is fully communicated with the cleaning cavity 3, and a large amount of cleaning liquid can simultaneously enter the cleaning cavity 3. At this time, the sampling needle 14 may be inserted into the cleaning chamber 3 and the sampling needle 14 may be moved up and down, so that the outer wall of the sampling needle 14 is cleaned with the cleaning liquid, and the cleaning liquid may be drawn into the inner wall of the sampling needle 14 by other means so that the cleaning liquid cleans the inner wall of the sampling needle 14. Finally, the used cleaning liquid can be pumped out by the liquid pumping device, and the cleaning liquid can be discharged to the waste liquid barrel through the water outlet channel 9, the water outlet ring cavity 7 and the water outlet 5, so as to complete the cleaning operation of the sampling needle 14.
In summary, the swab for cleaning the sampling needle provided by the utility model can effectively increase the flow rate of the cleaning liquid entering the cleaning cavity, and improve the cleaning effect of the sampling needle 14.
On the basis of the above embodiment, preferably, the diameter of the middle part of the cleaning cavity 3 is larger than the diameter of the two ends, and the silica gel flow equalizing ring 8 is sleeved on the outer peripheral part of the middle part of the cleaning cavity 3.
It should be noted that, the cleaning cavity 3 is configured to have a structure with a larger diameter at the middle part and smaller diameters at the two ends, and the structure is as shown in fig. 2, so that the phenomenon of overflow of the cleaning liquid when the sampling needle 14 moves up and down in the cleaning cavity 3 for cleaning can be effectively avoided. Moreover, the silica gel flow equalizing ring 8 is sleeved on the outer peripheral part of the middle part of the cleaning cavity 3, and the middle area with larger space can effectively contain the cleaning liquid. The area below the middle part of the cleaning cavity 3 can be set to be a step-shaped structure with smaller diameter size so as to further avoid the phenomenon of overflowing of the cleaning liquid.
Preferably, the top of the swab core 1 is provided with a through hole 10 for passing through the sampling needle 14, and the through hole 10 is communicated with the cleaning cavity 3, so that the sampling needle 14 is smoothly inserted into the cleaning cavity 3 for cleaning operation, and the phenomenon of overflowing of the cleaning solution can be avoided.
Preferably, one side of the cleaning cavity 3 is provided with a water outlet channel 9, and the water outlet channel 9 is arranged towards the water outlet 5. After the cleaning operation of the sampling needle 14 is completed, the cleaning liquid in the cleaning cavity 3 can be pumped out by using the water pumping device, and the water pumping device can be communicated with the water outlet 5, so that the cleaning liquid sequentially enters the water outlet channel 9 and the water outlet 5 from the cleaning cavity 3 and finally enters a waste liquid barrel of the water pumping device for collection, and the used cleaning liquid is discharged.
Preferably, the water outlet 5 is communicated with a water outlet connector 11 for outputting the cleaning solution, and the water outlet connector 11 is detachably connected with the swab outer frame 2.
It should be noted that the water outlet 5 may be a round pipe, and the water outlet joint 11 may be communicated with a device for extracting waste liquid, so as to effectively extract the used cleaning liquid. The water outlet joint 11 and the swab outer frame 2 are detachably connected, namely when one of the water outlet 5, the water outlet joint 11 or the swab outer frame 2 is damaged, the damaged part can be replaced by disassembling operation, and then a new part and other undamaged parts are continuously matched for use, so that the whole service life and the use effect of the device are improved.
Preferably, the water inlet 4 is connected to a water inlet 12 for inputting the washing solution, and the water inlet 12 is detachably connected to the swab housing 2.
It should be noted that the water inlet 4 may be a circular pipe, and the water inlet joint 12 may be communicated with a device for inputting the cleaning liquid, so as to introduce the cleaning liquid into the cleaning chamber 3. The water inlet joint 12 and the swab outer frame 2 are detachably connected, namely when one of the water inlet 4, the water inlet joint 12 or the swab outer frame 2 is damaged, the damaged part can be replaced by disassembling operation, and a new part and other undamaged parts are continuously matched for use, so that the whole service life and the use effect of the device are improved.
The shape, structure, size, material, position and the like of the middle part of the cleaning cavity 3, the end part of the cleaning cavity 3, the through hole 10, the water outlet joint 11 and the water inlet joint 12 can be determined according to actual conditions and actual requirements in the actual application process.
On the basis of the above embodiment, it is preferable that the position of the water inlet 4 in the vertical direction is lower than the position of the water outlet 5 in the vertical direction.
It should be noted that the water outlet 5 is higher than the water inlet 4, so that a height difference exists between the water outlet 5 and the water inlet 4, and the outer periphery of the swab core 1 is surrounded by the water inlet annular cavity 6 for communicating with the water inlet 4 and the water outlet annular cavity 7 for communicating with the water outlet 5, so that the washing time of the washing liquid in the washing cavity 3 can be effectively prolonged, the washing area of the sampling needle 14 by the washing liquid can be increased, and the washing effect of the sampling needle 14 can be further improved.
Preferably, the swab box further comprises a swab bottom plate 13 for supporting the swab frame 2, and the swab frame 2 is arranged on the swab bottom plate 13. The swab bottom plate 13 can effectively ensure the installation stability of the swab outer frame 2, and the swab bottom plate 13 can be utilized to be assembled with other components so as to install the device to a position convenient for cleaning the sampling needle 14.
In the actual operation process, the positions of the water inlet 4 and the water outlet 5, the shape and the material of the swab bottom plate 13 and the like can be determined according to actual conditions and actual requirements.
To further illustrate the use of the sampling needle cleaning swab of the present invention, the following examples are provided.
When the sampling needle 14 is cleaned by using the sampling needle cleaning swab provided by the utility model, cleaning liquid can enter the water inlet ring cavity 6 from the water inlet joint 12 through the water inlet 4, and at the moment, the cleaning liquid can press the silica gel flow equalizing ring 8 to deform the silica gel flow equalizing ring 8, so that the water inlet ring cavity 6 is communicated with the cleaning cavity 3, and the cleaning liquid can quickly enter the cleaning cavity 3. Then, the sampling needle 14 can move up and down under the drive of the external driving mechanism, and the cleaning liquid can effectively wash the outer wall surface of the sampling needle 14. Meanwhile, the sampling needle 14 can be connected with an external pump valve to extract the cleaning liquid in the cleaning cavity 3, so that the cleaning liquid enters the inside of the sampling needle 14, the cleaning liquid can clean the inner wall of the sampling needle 14, and the purpose of cleaning the inner wall and the outer wall of the sampling needle 14 is achieved. Finally, the water outlet joint 11 can be communicated with an external device for extracting waste liquid to generate negative pressure in the water outlet ring cavity 7, so that the waste cleaning liquid in the cleaning cavity 3 can enter the water outlet ring cavity 7 through the water outlet channel 9 and then be recovered into a waste liquid barrel through the water outlet 5 and the water outlet joint 11.
It should be noted that the directions and positional relationships indicated by "up and down", "left and right" in the present application are based on the directions and positional relationships shown in the drawings, and are only for the convenience of simplifying the description and facilitating the understanding, but do not indicate or imply that the device or element referred to must have a specific direction, be configured and operated in a specific direction, and thus, should not be construed as limiting the present invention.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. Any combination of all the embodiments provided by the present invention is within the scope of the present invention, and will not be described herein.
The swab for cleaning a sampling needle according to the present invention is described in detail above. The principles and embodiments of the present invention are explained herein using specific examples, which are presented only to assist in understanding the method and its core concepts. It should be noted that, for those skilled in the art, it is possible to make various improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention.
Claims (8)
1. A swab for cleaning a sampling needle, comprising: swab core (1) and be used for holding swab frame (2) of swab core (1), swab core (1) is equipped with along vertically running through and washs chamber (3), swab frame (2) are equipped with water inlet (4) and delivery port (5) respectively along transversely, swab core (1) encircle be equipped with be used for with the income water ring chamber (6) of water inlet (4) intercommunication with be used for with go out water ring chamber (7) of delivery port (5) intercommunication, go into water ring chamber (6) with be equipped with silica gel homocline ring (8) between washing chamber (3), but silica gel homocline ring (8) atress back circumference is out of shape, so that go into water ring chamber (6) with wash chamber (3) intercommunication, go out water ring chamber (7) with wash and be equipped with out water channel (9) between chamber (3).
2. The swab for cleaning a sampling needle according to claim 1, wherein the diameter of the middle part of the cleaning cavity (3) is larger than the diameter of the two ends, and the silicone flow-equalizing ring (8) is sleeved on the outer peripheral part of the middle part of the cleaning cavity (3).
3. A sampling needle cleaning swab according to claim 2, wherein the top of the swab core (1) is provided with a through hole (10) for passing the sampling needle (14), said through hole (10) communicating with the cleaning chamber (3).
4. A sampling needle cleaning swab according to claim 1, wherein the outlet channel (9) is provided at one side of the cleaning chamber (3), the outlet channel (9) being arranged towards the outlet opening (5).
5. A swab for cleaning a sampling needle according to any one of claims 1 to 4, wherein the water outlet (5) is in communication with a water outlet (11) for outputting a cleaning fluid, and the water outlet (11) is detachably connected to the swab housing (2).
6. A swab for cleaning a sampling needle according to any of the claims 1 to 4, wherein the water inlet (4) is in communication with a water inlet (12) for the input of a cleaning fluid, the water inlet (12) being detachably connected to the swab housing (2).
7. A sampling needle cleaning swab according to any one of claims 1 to 4, wherein the position of the water inlet (4) in the vertical direction is lower than the position of the water outlet (5) in the vertical direction.
8. A swab for washing a sampling needle according to any one of claims 1 to 4, further comprising a swab plate (13) for supporting the swab housing (2), wherein the swab housing (2) is provided on the swab plate (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122425148.8U CN215613805U (en) | 2021-10-08 | 2021-10-08 | Swab for cleaning sampling needle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122425148.8U CN215613805U (en) | 2021-10-08 | 2021-10-08 | Swab for cleaning sampling needle |
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| Publication Number | Publication Date |
|---|---|
| CN215613805U true CN215613805U (en) | 2022-01-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122425148.8U Active CN215613805U (en) | 2021-10-08 | 2021-10-08 | Swab for cleaning sampling needle |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114563588A (en) * | 2022-04-27 | 2022-05-31 | 深圳市帝迈生物技术有限公司 | Sample analysis apparatus and control method thereof |
-
2021
- 2021-10-08 CN CN202122425148.8U patent/CN215613805U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114563588A (en) * | 2022-04-27 | 2022-05-31 | 深圳市帝迈生物技术有限公司 | Sample analysis apparatus and control method thereof |
| CN114563588B (en) * | 2022-04-27 | 2022-09-27 | 深圳市帝迈生物技术有限公司 | Sample analysis apparatus and control method thereof |
| WO2023207207A1 (en) * | 2022-04-27 | 2023-11-02 | 深圳市帝迈生物技术有限公司 | Sample analysis apparatus and control method therefor |
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