CN213763248U

CN213763248U - Cleaning device and sample analyzer

Info

Publication number: CN213763248U
Application number: CN202022431601.1U
Authority: CN
Inventors: 徐瑞烽; 杨建华; 李�浩; 敬洪垒
Original assignee: Maccura Medical Electronics Co Ltd
Current assignee: Maccura Medical Electronics Co Ltd
Priority date: 2020-10-28
Filing date: 2020-10-28
Publication date: 2021-07-23
Anticipated expiration: 2030-10-28

Abstract

The utility model discloses a belt cleaning device and sample analyzer, belt cleaning device is including wasing the swab, wash pond and sealing member, it includes the swab body to wash the swab, be provided with the washing passageway on the swab body, first inlet channel and first outlet channel with washing passageway intercommunication, the washing passageway runs through the swab body, it includes the washing portion to wash the pond, be provided with on the washing portion and have first opening and allow to wait to wash needle body male washing tank and with second inlet channel and the second outlet channel of washing tank intercommunication, the sealing member is connected in washing the swab and washing one in the pond, and be used for when wasing the swab and washing the pond and connecting so that the washing passageway communicates through first opening and washing tank, make and wash the swab and wash pond sealing connection. The utility model discloses can avoid splashing because of the sealed not tight washing liquid that leads to of belt cleaning device, the poor problem of cleaning performance.

Description

Cleaning device and sample analyzer

Technical Field

The utility model relates to the technical field of medical equipment, concretely relates to belt cleaning device and sample analyzer.

Background

The sampling device is an important component of medical detection instruments such as a push piece dyeing instrument and the like. Taking the slide-push staining apparatus as an example, it needs to transfer the blood sample from the vacuum blood collection tube to the slide glass through the sampling device, so as to facilitate the subsequent detection and observation.

In order to ensure that samples are not polluted and influenced each other, the sampling device needs to be cleaned after sampling and dripping are completed every time, but the existing cleaning device for cleaning the sampling device has the problems of splashing of liquid, complex structure, poor cleaning effect and the like during cleaning.

Therefore, it is desirable to provide a new cleaning device.

SUMMERY OF THE UTILITY MODEL

An embodiment of the utility model provides a belt cleaning device and sample analyzer aims at improving sampling device's cleaning performance.

On the one hand, the embodiment of the utility model provides a cleaning device, cleaning device includes: the cleaning swab comprises a swab body, wherein a cleaning channel, a first liquid inlet channel and a first liquid outlet channel are arranged on the swab body and are communicated with the cleaning channel, and the cleaning channel penetrates through the swab body; the cleaning tank comprises a cleaning part, the cleaning part is provided with a cleaning tank which is provided with a first opening and allows a needle body to be cleaned to be inserted, and a second liquid inlet channel and a second liquid outlet channel which are communicated with the cleaning tank; and a sealing member connected to one of the washing swab and the washing tank, and configured to hermetically connect the washing swab and the washing tank when the washing swab and the washing tank are connected such that the washing channel communicates with the washing tank through the first opening.

According to an aspect of an embodiment of the invention, the swab body has a second surface in the extension direction of the washing channel, the sealing element being connected to the second surface of the swab body; the cleaning part is provided with a third surface in the extending direction of the cleaning tank, and the first opening is positioned on the third surface.

According to an aspect of the embodiment of the present invention, the second surface of the swab body is provided with an annular groove surrounding the cleaning channel, the sealing member is disposed in the annular groove, and one end of the sealing member protrudes out of the annular groove.

According to the utility model discloses an aspect washs the passageway including the guide section, washing section and the installation segment that set gradually, and the installation segment is located the one side that is close to the second surface of swab body, and the installation segment is used for installing first needle body, and the guide section is used for leading for the removal of second needle body, and first inlet channel intercommunication washs the section.

According to an aspect of the embodiment of the present invention, the axis of the first liquid inlet channel is not coplanar with the axis of the cleaning channel, and the axis of the first liquid outlet channel intersects with the axis of the cleaning channel; the first liquid inlet channel and the first liquid outlet channel are arranged at intervals in the extending direction of the cleaning channel, and the first liquid outlet channel is positioned on one side, away from the second surface of the swab body, of the first liquid inlet channel.

According to one aspect of the embodiment of the present invention, the cleaning part is further provided with an air supply channel for supplying air into the cleaning tank; the air supply channel is provided with an air inlet used for being connected with an air source and an air outlet communicated with the cleaning tank, and the air outlet is obliquely and downwards arranged.

According to the utility model discloses an aspect still is provided with the blood specimen processing interface with the washing tank intercommunication on the washing portion.

According to an aspect of the embodiment of the utility model, second liquid outlet channel and washing tank syntropy extend, and the liquid outlet of second liquid outlet channel sets up in the fourth surface, and on the extending direction of washing tank, gas supply channel is located between second liquid inlet channel and the second liquid outlet channel, blood specimen processing interface is located between gas supply channel and the second liquid outlet channel.

According to the utility model discloses an aspect, the washing pond still includes the overflow portion that intersects the setting with the washing portion, and the overflow portion is provided with the overflow launder, and the overflow launder has second opening and overflow outlet, and the second opening sets up with first opening syntropy.

On the other hand, the embodiment of the utility model provides a sample analyzer, include belt cleaning device as before.

The embodiment of the utility model provides a belt cleaning device and sample analyzer, belt cleaning device are including wasing the swab, wasing the pond and making and wash the swab and wash pond sealing connection's sealing member. When the cleaning operation, will wash the swab and move to washing pond top, and through sealing member and washing pond sealing connection, form a confined space, can avoid wasing needle body in-process washing liquid and splash on the one hand, on the other hand can avoid the cleaning process in the outside air from wasing the swab and washing pond junction entering influence cleaning performance.

Drawings

Other features, objects and advantages of the invention will become apparent from the following detailed description of non-limiting embodiments thereof, when read in conjunction with the accompanying drawings, in which like reference characters designate the same or similar parts throughout the figures thereof, and which are not to scale.

Fig. 1 is a schematic structural diagram of a cleaning device according to an embodiment of the present invention;

fig. 2 is a schematic structural view illustrating a cleaning swab of a cleaning device according to an embodiment of the present invention;

fig. 3 is another schematic structural view of a cleaning swab of a cleaning device according to an embodiment of the present invention;

fig. 4 is a schematic structural view illustrating a cleaning tank of a cleaning apparatus according to an embodiment of the present invention;

fig. 5 is a schematic structural view of a cleaning tank of a cleaning apparatus according to another embodiment of the present invention.

Description of reference numerals:

10-washing the swab; 11-swab body; 11 a-a first surface; 11 b-a second surface; 12-a purge channel; 121-a guide section; 122-a cleaning section; 123-a mounting section; 13-a first inlet channel; 14-a first liquid outlet channel; 15-an annular groove;

20-a cleaning pool; 21-a cleaning part; 21 a-a third surface; 21 b-a fourth surface; 211-a cleaning tank; 212-a second inlet channel; 213-a second liquid outlet channel; 214-a gas supply channel; 215-blood sample processing interface; 22-an overflow; 221-an overflow tank; 222-an overflow outlet;

30-sealing element.

Detailed Description

The features and exemplary embodiments of various aspects of the present invention will be described in detail below, and in order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be further described in detail below with reference to the accompanying drawings and specific embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. It will be apparent to one skilled in the art that the present invention may be practiced without some of these specific details. The following description of the embodiments is merely intended to provide a better understanding of the invention by illustrating examples of the invention.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The embodiment of the utility model provides a belt cleaning device, it can be used to medical detecting instrument such as push jack dyeing appearance.

Referring to fig. 1 to 3, fig. 1 is a schematic structural diagram of a cleaning device according to an embodiment of the present invention; fig. 2 is a schematic structural view illustrating a cleaning swab of a cleaning device according to an embodiment of the present invention; fig. 3 is another schematic structural view of a cleaning swab of a cleaning device according to an embodiment of the present invention.

The embodiment of the utility model provides a cleaning device, including washing swab 10, washing pond 20 and sealing member 30. The cleaning swab 10 comprises a swab body 11, wherein a cleaning channel 12, a first liquid inlet channel 13 and a first liquid outlet channel 14 which are communicated with the cleaning channel 12 are arranged on the swab body 11, and the cleaning channel 12 penetrates through the swab body 11; the cleaning tank 20 comprises a cleaning part 21, and a cleaning tank 211 which is provided with a first opening and allows a needle body to be cleaned to be inserted, and a second liquid inlet channel 212 and a second liquid outlet channel 213 which are communicated with the cleaning tank 211 are arranged on the cleaning part 21; the sealing member 30 is connected to one of the washing swab 10 and the washing bath 20, and serves to hermetically connect the washing swab 10 and the washing bath 20 when the washing swab 10 and the washing bath 20 are connected such that the washing channel 12 communicates with the washing bath 211 through the first opening.

According to the utility model discloses belt cleaning device, during the cleaning operation, will wash swab 10 and move to washing 20 tops in the pond, and through sealing member 30 and washing 20 sealing connection in pond, form a confined space, can avoid wasing needle body in-process washing liquid and splash on the one hand, on the other hand can avoid the cleaning process in the outside air from wasing swab 10 and washing 20 junctions entering influence cleaning performance in pond.

It should be noted that the needle body to be cleaned can be a dropping sample needle, and can also be other needle bodies such as a puncture needle, and the utility model discloses the kind of treating the needle body to be cleaned is not specifically limited.

In some alternative embodiments, the swab body 11 may have a first surface 11a and a second surface 11b in the extending direction of the washing channel 12, the washing section 21 has a third surface 21a and a fourth surface 21b in the extending direction of the washing tank 211, the first opening of the washing tank 211 is located on the third surface 21a, the second surface 11b of the swab body 11 is abutted against the third surface 21a of the washing section 21 when the washing swab 10 and the washing tank 20 are in sealed connection, and the sealing member 30 may be connected to the second surface 11b of the swab body 11 or the third surface 21a of the washing tank 211 to facilitate the sealed connection of the washing swab 10 and the washing tank 20.

Optionally, the seal 30 may be attached to the second surface 11b of the swab body 11.

Optionally, in order to facilitate the fixing of the sealing member 30, an annular groove 15 surrounding the cleaning channel 12 may be disposed on the second surface 11b of the swab body 11, the sealing member 30 is annular, a first end of the sealing member 30 is disposed in the annular groove 15, and a second end of the sealing member 30 protrudes from the annular groove 15, when the cleaning swab 10 and the cleaning pool 20 are connected, the second end of the sealing member 30 is in close contact with the third surface 21a of the cleaning portion 21, so as to achieve sealing.

As an alternative embodiment, the sealing member 30 may be an elastic sealing member 30, and when the washing swab 10 and the washing pool 20 are connected in a sealing manner, the sealing member 30 is compressed between the washing swab 10 and the washing pool 20, so as to achieve a better sealing effect. Alternatively, the sealing member 30 may be a rubber sealing ring.

In some alternative embodiments, the cleaning channel 12 of the cleaning swab 10 may include a guiding section 121, a cleaning section 122 and a mounting section 123 arranged in sequence, the mounting section 123 is located at a side of the cleaning section 122 close to the second surface 11b of the swab body 11, the mounting section 123 is used for mounting the first needle, the guiding section 121 is used for guiding the movement of the second needle, and the first liquid inlet channel 13 is communicated with the cleaning section 122.

As an alternative embodiment, the first needle body can be a puncture needle with a puncture needle hole, the needle tail end of the puncture needle can be inserted into the mounting section 123 and is matched and connected with the mounting section 123, and the second needle body can be a dropping sample needle. During cleaning operation, the cleaning swab 10 is sealed and covered above the cleaning pool 20, so that the puncture needle is inserted into the cleaning tank 211, the sample dropping needle can penetrate through the cleaning channel 12 and the puncture needle hole and is inserted into the cleaning tank 211, then cleaning liquid is input into the cleaning channel 12 through the first liquid inlet channel 13 to clean the inner wall of the puncture needle and the outer wall of the sample dropping needle, cleaning liquid is input into the cleaning tank 211 through the second liquid inlet channel 212 to clean the outer wall of the puncture needle, cleaning liquid is input into the sample dropping needle hole from the upper end of the sample dropping needle to clean the inner wall of the sample dropping needle, and cleaning waste liquid can flow out of the second liquid outlet channel 213 of the cleaning part 21. Of course, the sample dropping needle can also move up and down along the cleaning channel 12, and the cleaning liquid is input into the cleaning channel 12 from the first liquid inlet channel 13 and flows out from the first liquid outlet channel 14, and the cleaning of the outer wall of the sample dropping needle can also be realized.

It can be understood that the embodiment of the utility model provides a belt cleaning device can realize wasing when to puncture needle and dropping sample needle, also can wash the puncture needle alone, wash the dropping sample needle alone, specifically can take different washing modes to different use scenes.

Optionally, the installation section 123 of the cleaning channel 12 may include a positioning section and a fixing section, the fixing section is located on one side of the positioning section far away from the cleaning section 122, the diameter of the positioning section is greater than that of the cleaning section 122, the diameter of the fixing section is greater than that of the positioning section, a step surface is provided between the positioning section and the cleaning section 122, the positioning section is inserted during installation of the first needle body and abutted against the step surface, axial positioning is achieved, a gap between the first needle body and the fixing section may be provided with fixing glue, and fixation of the first needle body and the cleaning swab 10 is achieved.

In some optional embodiments, the axis of the first liquid inlet channel 13 of the cleaning swab 10 and the axis of the cleaning channel 12 may be different, that is, the first liquid inlet channel 13 is eccentrically disposed with respect to the cleaning channel 12, so that after the cleaning liquid is introduced into the cleaning channel 12 from the first liquid inlet channel 13, a swirling flow shape can be formed in the first cleaning channel 12, and the cleaning effect on the needle body is better.

Alternatively, the axis of the first outlet channel 14 may intersect with the axis of the cleaning channel 12, i.e. the first outlet channel 14 is arranged in a center with respect to the cleaning channel 12, which facilitates the outflow of the cleaning liquid.

Alternatively, the pipe diameter of the first liquid inlet channel 13 may be smaller than that of the first liquid outlet channel 14, so that the cleaning liquid in the cleaning pipeline can be discharged in time.

In some alternative embodiments, the first liquid inlet channel 13 and the first liquid outlet channel 14 may be spaced apart from each other in the extending direction of the cleaning channel 12, and the first liquid outlet channel 14 is located on the side of the first liquid inlet channel 13 away from the second surface 11b of the swab body 11. During cleaning operation, cleaning liquid is input into the cleaning channel 12 through the first liquid inlet channel 13 and flows out through the first liquid outlet channel 14, and the cleaning liquid flows from bottom to top in the cleaning pipeline, so that a better cleaning effect can be achieved.

It is understood that the swab body 11 has a first side surface connecting the first surface 11a and the second surface 11b, the end of the first liquid inlet channel 13 away from the washing channel 12 has a first liquid inlet, the end of the first liquid outlet channel 14 away from the washing channel 12 has a first liquid outlet, and the first liquid inlet and the first liquid outlet may be located on the first side surface. In order to ensure that the cleaning liquid can smoothly flow from bottom to top, a negative pressure pump for providing negative pressure can be connected at the first liquid outlet.

Alternatively, the extending direction of the first liquid inlet channel 13 intersects with the extending direction of the first liquid outlet channel 14, and the extending direction of the first liquid inlet channel 13 and the extending direction of the first liquid outlet channel 14 may both be perpendicular to the extending direction of the first cleaning channel 12.

Referring to fig. 4 and 5, fig. 4 is a schematic structural diagram of a cleaning tank of a cleaning device according to an embodiment of the present invention; fig. 5 is a schematic structural view of a cleaning tank of a cleaning apparatus according to another embodiment of the present invention.

In some optional embodiments, in the cleaning device provided in the embodiments of the present invention, the cleaning portion 21 may further be provided with an air supply channel 214; after the needle body is cleaned, the air can be supplied into the cleaning tank 211 through the air supply channel 214, and the needle body can be quickly dried.

It is understood that the gas supply channel 214 has a gas inlet for connecting a gas source and a gas outlet communicating with the cleaning tank 211; optionally, the gas outlet slope sets up downwards, utilizes air feed channel 214 can realize blowing from last down, is favorable to blowing off the washing liquid on the needle body outer wall, can further improve the drying rate of needle body.

Alternatively, to facilitate the processing of the air supply passage 214, the air supply passage 214 may be a straight cylindrical passage extending in a predetermined direction, while the air outlet may be located at a side of the air inlet remote from the third surface 21a of the washing section 21 to achieve an inclined downward arrangement of the air outlet. Of course, the specific structure of the air supply channel 214 is not limited thereto, and the air supply channel 214 may also be a curved channel, which is also within the protection scope of the present invention.

In some optional embodiments, the cleaning portion 21 may further be provided with a blood sample processing interface 215 communicated with the cleaning tank 211, and the blood sample possibly contaminated at the front end of the needle body may be removed by using the blood sample processing interface 215.

Alternatively, in order to facilitate the cleaning and treatment of the needle body, in the extending direction of the cleaning groove 211, the second liquid outlet channel 213 of the cleaning portion 21 may be located on the side of the second liquid inlet channel 212 far from the third surface 21a, the gas supply channel 214 may be located between the second liquid inlet channel 212 and the second liquid outlet channel 213, and the blood sample treatment interface 215 is located between the gas supply channel 214 and the second liquid outlet channel 213.

Alternatively, to facilitate the outflow of the cleaning solution in the cleaning tank 211, the second liquid outlet channel 213 may extend in the same direction as the cleaning tank 211, and the liquid outlet of the second liquid outlet channel 213 may be disposed on the fourth surface 21b of the cleaning portion 21.

It is understood that the cleaning portion 21 has a second side surface connecting the third surface 21a and the fourth surface 21b, and the liquid inlet of the second liquid inlet channel 212, the gas inlet of the gas supply channel 214 and the blood sample processing interface 215 can be disposed on the second side surface.

In some optional embodiments, in the cleaning apparatus provided in the embodiments of the present invention, the cleaning tank 20 may further include an overflow portion 22 intersecting the cleaning portion 21, the overflow portion 22 is provided with an overflow groove 221, the overflow groove 221 has a second opening and an overflow outlet 222, and the second opening may be arranged in the same direction as the first opening; when the liquid discharge failure occurs in the cleaning section 21, the cleaning waste liquid overflowing from the first opening of the cleaning tank 211 can flow into the overflow tank 221 through the second opening and be discharged from the overflow outlet 222 of the overflow tank 221.

It is understood that the overflow part 22 has a fifth surface and a sixth surface in the extending direction of the cleaning tank 211, the second opening is located on the fifth surface, the overflow outlet 222 is located on the sixth surface, and in order to ensure that the cleaning waste liquid overflowing from the first opening of the cleaning tank 211 can flow into the overflow tank 221 through the second opening, the fifth surface of the overflow part 22 is not higher than the third surface 21a of the cleaning part 21. Alternatively, the fifth surface of the overflow part 22 is flush with the third surface 21a of the washing part 21.

Alternatively, the overflow part 22 is integrally provided with the cleaning part 21.

Additionally, the embodiment of the utility model provides a still provide a sample analyzer, include as aforesaid belt cleaning device.

Optionally, the embodiment of the utility model provides a sample analyzer can also include sampling device, and sampling device includes pjncture needle and drips the appearance needle, and the needle tail end and the washing swab 10 of pjncture needle are connected, and the washing passageway 12 of the washing swab 10 of the puncture needle hole intercommunication of pjncture needle, drips the appearance needle and can follow washing passageway 12 and puncture the downthehole passing of pjncture needle.

In accordance with the embodiments of the present invention as set forth above, these embodiments do not set forth all of the details nor limit the invention to the specific embodiments described. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical application, to thereby enable others skilled in the art to best utilize the invention and its various embodiments with various modifications as are suited to the particular use contemplated. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. A cleaning device, comprising:

the cleaning swab comprises a swab body, wherein a cleaning channel, a first liquid inlet channel and a first liquid outlet channel are arranged on the swab body and are communicated with the cleaning channel, and the cleaning channel penetrates through the swab body;

the cleaning tank comprises a cleaning part, and the cleaning part is provided with a cleaning tank which is provided with a first opening and allows a needle body to be cleaned to be inserted, and a second liquid inlet channel and a second liquid outlet channel which are communicated with the cleaning tank;

a sealing member connected to one of the washing swab and the washing tank and adapted to sealingly connect the washing swab and the washing tank when the washing swab and the washing tank are connected such that the washing channel communicates with the washing tank through the first opening.

2. The cleaning device of claim 1, wherein the swab body has a second surface in the direction of extension of the cleaning channel, the seal being connected to the second surface of the swab body;

the cleaning part is provided with a third surface in the extending direction of the cleaning groove, and the first opening is positioned on the third surface.

3. The cleaning device of claim 2, wherein the second surface of the swab body defines an annular recess surrounding the cleaning channel, and wherein the sealing member is disposed within the annular recess, wherein an end of the sealing member protrudes from the annular recess.

4. The cleaning device of claim 2, wherein the cleaning channel comprises a guiding section, a cleaning section and a mounting section, the mounting section is located at a side close to the second surface of the swab body, the mounting section is used for mounting the first needle body, the guiding section is used for guiding the movement of the second needle body, and the first liquid inlet channel is communicated with the cleaning section.

5. The cleaning device according to claim 2, wherein the axis of the first liquid inlet channel is opposite to the axis of the cleaning channel, and the axis of the first liquid outlet channel is intersected with the axis of the cleaning channel;

the first liquid inlet channel and the first liquid outlet channel are arranged at intervals in the extending direction of the cleaning channel, and the first liquid outlet channel is positioned on one side, away from the second surface of the swab body, of the first liquid inlet channel.

6. The cleaning device according to claim 2, wherein an air supply passage for supplying air into the cleaning tank is further provided on the cleaning section; the air supply channel is provided with an air inlet used for being connected with an air source and an air outlet communicated with the cleaning tank, and the air outlet is obliquely and downwards arranged.

7. The cleaning device according to claim 6, wherein the cleaning portion is further provided with a blood sample processing port communicating with the cleaning tank.

8. The cleaning device as claimed in claim 7, wherein the second outlet channel extends in the same direction as the cleaning tank, the air supply channel is located between the second inlet channel and the second outlet channel, and the blood sample processing interface is located between the air supply channel and the second outlet channel.

9. The cleaning apparatus according to any one of claims 1 to 8, wherein the cleaning tank further comprises an overflow portion provided intersecting the cleaning portion, the overflow portion being provided with an overflow tank having a second opening and an overflow outlet, the second opening being provided in the same direction as the first opening.

10. A sample analyzer, characterized by comprising a cleaning device according to any one of claims 1 to 9.