CN220311098U

CN220311098U - Board washing device

Info

Publication number: CN220311098U
Application number: CN202321611148.XU
Authority: CN
Inventors: 王旭曼; 李红爱; 谢良志
Original assignee: Beijing Yiqiao Shenzhou Polytron Technologies Inc
Current assignee: Beijing Yiqiao Shenzhou Polytron Technologies Inc
Priority date: 2023-06-25
Filing date: 2023-06-25
Publication date: 2024-01-09
Anticipated expiration: 2033-06-25

Abstract

The utility model belongs to the technical field of cleaning devices, in particular to a plate washer, which comprises a plate washer main body and a liquid suction assembly, wherein the liquid suction assembly comprises a connector, a liquid suction column, a sleeve and an adjusting piece; the connector is connected to the bottle mouth of the plate washer body through threads, and a liquid suction pipeline is arranged in the connector; the liquid suction column is fixedly connected to the top of the connector, and the liquid suction pipeline penetrates through and extends to the inside of the liquid suction column; the periphery of the liquid suction column is sleeved with a sleeve for adjusting the internal pressure of the liquid suction pipeline; the periphery of the liquid suction column is provided with an adjusting piece for limiting the movement stroke of the sleeve. According to the utility model, through the structural design of the regulating piece arranged in the liquid suction component, the function of regulating the liquid discharge volume according to the washing liquid amount required by each hole of the liquid suction component is realized, the problem that the volume of each hole of the ELISA plate is difficult to accurately control by the conventional manual plate washing device is solved, and the accuracy of the washing work is improved.

Description

Board washing device

Technical Field

The utility model relates to the technical field of cleaning devices, in particular to a plate washer.

Background

The plate washer is a common cleaning device in immunological analysis and research and is generally matched with an enzyme-labeling instrument for use. The method is mainly used for cleaning some residual substances after the detection of the ELISA plate, so that errors caused by the residues in the subsequent detection process are reduced. It is widely used in laboratories with ELISA plate cleaning work in hospitals, blood stations, epidemic prevention stations, reagent factories, research rooms, etc. But the plate washer has the characteristics of large volume, high price, periodic maintenance and the like.

Among the prior art at present, have the problem that is bulky, the price is high to the board washer, a patent of publication number CN206966203U discloses a manual board washer, including the stock solution bucket, the stock solution bucket lateral wall is close to the sealed connection of bottom position department and has been put in order the washing liquid hose, washing liquid hose outer end intercommunication has the cleaning head of taking a plurality of needle washing passageway, stock solution bucket top sealed intercommunication has intake hose, intake hose and exhaust hose, intake hose extends to by stock solution bucket bottom position department, be provided with peristaltic pump on the intake hose and the intake hose of stock solution bucket outside respectively, be provided with the flow control valve on the washing liquid hose.

The manual plate washing device realizes the function of conveying the cleaning liquid to clean the ELISA plate by arranging the peristaltic pump and the flow regulating valve, and has the advantages of simple structure, simplicity and convenience in operation and the like compared with the traditional plate washing machine. However, the peristaltic pump and the liquid discharge valve are used for controlling the flow rate, so that the volume of the cleaning liquid in each hole of the ELISA plate is difficult to accurately control, and the cleaning liquid which is not well controlled is easy to overflow excessively during use and splashed to other holes to cause pollution.

Disclosure of Invention

Based on the above, it is necessary to provide a plate washer for solving the problem that the volume of the cleaning solution per hole of the ELISA plate cannot be precisely controlled in the prior art.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model relates to a plate washer, which comprises a plate washer main body and a liquid suction assembly, wherein the liquid suction assembly comprises a connector, a liquid suction column, a sleeve and an adjusting piece; the connector is connected to the bottle mouth of the plate washer body through threads, and a liquid suction pipeline is arranged in the connector; the liquid suction column is fixedly connected to the top of the connector, and the liquid suction pipeline penetrates through and extends to the inside of the liquid suction column; the periphery of the liquid suction column is sleeved with a sleeve for adjusting the internal pressure of the liquid suction pipeline; the periphery of the liquid suction column is provided with an adjusting piece for limiting the movement stroke of the sleeve.

Further, the adjusting piece comprises an adjusting button and a limiting block; the surface of the sleeve is provided with a vertical notch, one side of the liquid suction column, which is close to the vertical notch, is provided with a containing cavity for containing the limiting block, and the outer side of the containing cavity is provided with a vertical opening corresponding to the vertical notch; one end of the adjusting button extends into the accommodating cavity through the vertical notch and the vertical opening and is fixedly connected with the limiting block; a plurality of limit grooves which are clamped with the limit blocks are formed in the inner side edge of the vertical opening, and the limit grooves are longitudinally and linearly arranged.

Further, one side of the limiting groove, which is away from the liquid suction pipeline, is triangular, and the shape of the end part of the limiting groove is matched with the limiting groove.

Further, the adjusting piece further comprises a fixed block, and two guide posts are symmetrically arranged on the fixed block; two through holes are symmetrically formed in the limiting block, and the guide posts are inserted into the through holes; and the guide post is sleeved with a second reset spring.

Further, a first one-way valve is arranged at the liquid inlet of the liquid suction pipeline; the liquid outlet of the liquid suction pipeline is provided with a second one-way valve.

Further, the sleeve comprises a cylinder body and a liquid pushing rod; the cylinder body is sleeved on the outer surface of the liquid suction column; the top end of the liquid pushing rod is fixedly connected with the top end of the inner wall of the sleeve, and the bottom end of the liquid pushing rod extends into the liquid suction pipeline and is attached to the inner wall of the liquid suction pipeline.

Further, the outside of the liquid pushing rod is sleeved with a first reset spring, and two ends of the first reset spring are respectively connected with the top of the liquid sucking column and the sleeve.

Further, the plate washer body comprises a liquid storage bottle filled with cleaning liquid, a water guide pipe and a suction pipe; the bottom of the liquid inlet of the liquid suction pipeline is connected with a suction pipe; one end of the water guide pipe is communicated with the liquid outlet of the liquid suction pipeline, and the other end of the water guide pipe is connected with a cleaning head.

Further, one end of the cleaning head, which is away from the water guide pipe, is provided with a plurality of liquid distributing ports.

Further, the connector is internally provided with ventilation holes.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, through the structural design of the adjusting piece arranged in the liquid suction assembly, the function of adjusting the liquid discharge volume according to the washing liquid amount required by each hole of the washing liquid is realized, the problem that the volume of each hole of the ELISA plate is difficult to accurately control by the conventional manual plate washing device is solved, and the accuracy of the washing work is improved;

2. according to the utility model, through the structural design that the guide post and the reset spring are arranged between the limiting block and the fixed block, the functions of pressing, sliding and fixing are realized, the adjustment operation is simple and convenient, each limiting tooth slot corresponds to different liquid level scales, and the adjustment speed and accuracy are improved.

Drawings

The disclosure of the present utility model is described with reference to the accompanying drawings. It should be understood that the drawings are for purposes of illustration only and are not intended to limit the scope of the present utility model in which like reference numerals are used to designate like parts.

Wherein:

FIG. 1 is a schematic perspective view of a plate washer according to the present utility model;

FIG. 2 is a schematic diagram of the structure of the ventilation holes in the present utility model;

FIG. 3 is a schematic view of a liquid suction column according to the present utility model;

FIG. 4 is a schematic diagram of a liquid pushing rod according to the present utility model;

FIG. 5 is a schematic view of a stopper according to the present utility model;

fig. 6 is a schematic view of a guide post structure according to the present utility model.

The reference numerals in the drawings indicate: 11. a liquid storage bottle; 12. a connector; 13. a water conduit; 14. a cleaning head; 15. a suction pipe; 16. ventilation holes; 17. a liquid suction pipeline; 21. a liquid suction column; 22. a sleeve; 23. an adjusting knob; 24. a limit groove; 25. a liquid pushing rod; 26. a first return spring; 31. a first one-way valve; 32. a second one-way valve; 51. a fixed block; 52. a guide post; 53. a second return spring; 54. a through hole; 61. and a limiting block.

Detailed Description

It is to be understood that, according to the technical solution of the present utility model, those skilled in the art may propose various alternative structural modes and implementation modes without changing the true spirit of the present utility model. Accordingly, the following detailed description and drawings are merely illustrative of the utility model and are not intended to be exhaustive or to limit the utility model to the precise form disclosed.

Referring to fig. 1 and 2, an embodiment of the present utility model describes a plate washer, which includes a liquid storage bottle 11, a connector 12, a water guide pipe 13, a cleaning head 14, a suction pipe 15, a plate washer body and a liquid suction assembly. The liquid storage bottle 11 can be a blue-cap glass reagent bottle with a cover removed, and the blue-cap glass reagent bottle is used as a very common liquid storage container in a laboratory, has universality and universality, and is internally provided with a pre-configured cleaning liquid. The connector 12 is fixed on the bottleneck of the liquid storage bottle 11 in a threaded connection mode, and a liquid suction pipeline 17 for containing cleaning liquid is arranged in the connector 12. The suction pipe 15 is a hollow pipe made of soft materials, and the cleaning liquid in the liquid storage bottle 11 is conveyed into the liquid suction pipeline 17 through the suction pipe 15. The water guide pipe 13 is a longer soft hollow pipe, the specific length can be adjusted adaptively according to the actual use condition, the two ends of the water guide pipe 13 are respectively communicated with the liquid outlet of the liquid suction pipeline 17 and the cleaning head 14, and the cleaning liquid in the liquid suction pipeline 17 is conveyed to the cleaning head 14 to realize the function of cleaning the ELISA plate. The cleaning head 14 is provided with a plurality of liquid separating ports, cleaning liquid is dispersed and flows out through the liquid separating ports to wash the experiment plate, and the number of the liquid separating ports is adjusted according to actual use conditions.

As will be further described below with reference to the liquid suction line 17 in this embodiment, referring to fig. 2, a first check valve 31 is disposed at the liquid inlet of the liquid suction line 17. The first one-way valve 31 enables the cleaning liquid to enter the liquid suction pipeline 17 from the liquid inlet and prevents the liquid in the liquid suction pipeline 17 from flowing out of the first one-way valve 31; the liquid outlet of the liquid suction pipeline 17 is provided with a second one-way valve 32, and the second one-way valve 32 enables the cleaning liquid to flow out of the liquid outlet into the water guide pipe 13 and prevents the liquid in the water guide pipe 13 from entering the liquid suction pipeline 17 from the second one-way valve 32. Through setting up first check valve 31 and second check valve 32 respectively at the inlet and the liquid outlet of imbibition pipeline 17, make the washing liquid only can one-way circulation, avoid the condition of liquid refluence.

As will be further described below with reference to the liquid absorbent assembly of the present example, referring to fig. 3 and 4, the liquid absorbent assembly includes a liquid absorbent column 21, a sleeve 22, an adjusting member, and a liquid pushing rod 25. The liquid suction column 21 is fixedly connected to the top of the connector 12, and the liquid suction pipeline 17 extends and penetrates into the liquid suction column 21. The sleeve 22 is sleeved and slides on the periphery of the liquid suction column 21; one end of the liquid pushing rod 25 is fixedly connected inside the sleeve 22, the other end of the liquid pushing rod 25 is slidably connected in the liquid suction pipeline 17 of the liquid suction column 21, and a rubber plug attached to the inner wall of the liquid suction pipeline 17 is arranged at the end of the liquid pushing rod, so that cleaning liquid inside the liquid suction pipeline 17 is extruded and conveyed. The outer periphery of the liquid pushing rod 25 is sleeved with a first reset spring 26, the first reset spring 26 is located inside the sleeve 22, and one end of the first reset spring 26 is fixedly connected to the top of the liquid suction column 21, so that the reset function of the sleeve 22 is assisted.

Referring to fig. 4 and 5, a limiting groove 24 is formed on the outer wall of the liquid suction column 21, a vertical notch is formed on the outer wall surfaces of the sleeve 22 and the liquid suction column 21, the position of the vertical notch corresponds to the limiting groove 24, and scale marks are marked on the side edges of the vertical notch. The adjusting member includes an adjusting knob 23 and a stopper 61, and the adjusting knob 23 is slidably disposed in the vertical slot. The liquid suction column 21 is provided with a containing cavity for containing the limiting block 61 on one side of the vertical notch, the bottom of the adjusting button 23 is fixedly connected with the limiting block 61, one end of the adjusting button 23 extends into the containing cavity through the vertical notch, the shape of the limiting block 61 is matched with the shape of the notch of the limiting groove 24, the connecting part of the limiting groove 24 and the limiting block 61 is triangular, the function of guiding the limiting block 61 into the limiting groove 24 can be achieved, and the fixing of the adjusting button 23 is more accurate and rapid.

Referring to fig. 5 and 6, the adjusting member further includes a fixing block 51, the fixing block 51 is disposed on a side of the limiting block 61 away from the adjusting button 23, two symmetrically disposed guide posts 52 are fixedly connected to a side of the fixing block 51 near the limiting block 61, a through hole 54 is formed in the limiting block 61 corresponding to the position of the guide post 52, the guide post 52 is slidably inserted into the through hole 54, and a second return spring 53 is sleeved on the guide post 52. Through setting up guide post 52 and second reset spring 53, make the technician press down adjusting knob 23, stopper 61 moves to fixed block 51 direction, and second reset spring 53 atress compression when stopper 61 breaks away from the tooth mouth of spacing groove 24, and the back release adjusting knob 23 is adjusted to the established position to the back to the reciprocates adjusting knob 23, and second reset spring 53 pressure release expansion pushes away stopper 61 to the interior block fixation of spacing groove 24.

Referring to fig. 2 and 3, after the cleaning solution in the liquid storage bottle 11 is discharged during the cleaning operation, the cleaning solution is difficult to be discharged again when the inside of the liquid storage bottle 11 is in a negative pressure state. Therefore, the air holes 16 are formed in the connector 12, so that the air inside and outside the liquid storage bottle 11 can circulate, the balance of the internal and external air pressures is maintained, and the cleaning liquid inside the liquid storage bottle 11 can be pumped and output normally through the liquid suction assembly.

When the cleaning device works, the prepared cleaning liquid is only required to be added into the liquid storage bottle 11, the connector 12 is screwed on the bottle mouth, the scales of the liquid suction component are adjusted according to the cleaning requirement, the liquid can be accurately discharged, the sleeve 22 is pushed and pulled up and down by one hand of a technician to pump and deliver the liquid, and the cleaning head 14 is controlled to be aligned with the plate hole of the experimental plate to be cleaned by the other hand, so that the cleaning liquid can wash the plate hole. The plate washer disclosed by the utility model has the advantages of simple structure, easiness in operation and obvious efficiency improvement. The liquid absorbing component has capacity scales, can accurately control the liquid discharging volume, and avoids pollution caused by too many overflow plate holes for liquid discharging. The liquid storage bottle 11 is connected with the liquid suction assembly through screwing, so that the liquid storage bottle 11 and the liquid suction assembly are easy to clean, and the liquid storage bottle 11 is easy to replace. Meanwhile, the whole device is flexible to use, the volume is controllable, the artificial liquid discharge speed is not limited, and the efficiency can be greatly improved.

In the description of the present utility model, it should be understood that the terms "center," "longitudinal," "lateral," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, merely to facilitate describing the present utility model and simplify the description, and do not indicate or imply that the devices or elements being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the scope of the present utility model.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. A plate washer comprising a plate washer body and a liquid suction assembly; the liquid suction assembly is characterized by comprising a connector (12), a liquid suction column (21), a sleeve (22) and an adjusting piece; the connector (12) is in threaded connection with the bottle mouth of the plate washer main body, and a liquid suction pipeline (17) is arranged in the connector (12); the liquid suction column (21) is fixedly connected to the top of the connector (12), and the liquid suction pipeline (17) penetrates through and extends to the inside of the liquid suction column (21); the periphery of the liquid suction column (21) is sleeved with a sleeve (22) for adjusting the internal pressure of the liquid suction pipeline (17); the periphery of the liquid suction column (21) is provided with an adjusting piece for limiting the movement travel of the sleeve (22).

2. A plate washer according to claim 1, wherein: the adjusting piece comprises an adjusting button (23) and a limiting block (61); a vertical notch is formed in the surface of the sleeve (22), a containing cavity for containing the limiting block (61) is formed in one side, close to the vertical notch, of the liquid suction column (21), and a vertical opening corresponding to the vertical notch is formed in the outer side of the containing cavity; one end of the adjusting button (23) extends into the accommodating cavity through the vertical notch and the vertical opening and is fixedly connected with the limiting block (61); the inner side edge of the vertical opening is provided with a plurality of limiting grooves (24) which are clamped with the limiting blocks (61), and the limiting grooves (24) are longitudinally and linearly arranged.

3. A plate washer according to claim 2, wherein: the side, deviating from the liquid suction pipeline (17), of the limiting groove (24) is triangular, and the shape of the end part of the limiting block (61) is matched with the limiting groove (24).

4. A plate washer according to claim 3, wherein: the adjusting piece further comprises a fixed block (51), and two guide posts (52) are symmetrically arranged on the fixed block (51); two through holes (54) are symmetrically formed in the limiting block (61), and the guide post (52) is inserted into the through holes (54); and a second reset spring (53) is sleeved on the guide post (52).

5. A plate washer according to claim 4, wherein: a first one-way valve (31) is arranged at the liquid inlet of the liquid suction pipeline (17); a second one-way valve (32) is arranged at the liquid outlet of the liquid suction pipeline (17).

6. A plate washer according to claim 5, wherein: the sleeve (22) comprises a cylinder body and a liquid pushing rod (25); the cylinder body is sleeved on the outer surface of the liquid suction column (21); the top end of the liquid pushing rod (25) is fixedly connected with the top end of the inner wall of the sleeve (22), and the bottom end of the liquid pushing rod (25) extends into the liquid suction pipeline (17) and is attached to the inner wall of the liquid suction pipeline (17).

7. A plate washer according to claim 6, wherein: the liquid pushing rod (25) is externally sleeved with a first reset spring (26), and two ends of the first reset spring (26) are respectively connected with the top of the liquid suction column (21) and the sleeve (22).

8. A plate washer according to any one of claims 1-7, wherein: the plate washer body comprises a liquid storage bottle (11) filled with cleaning liquid, a water guide pipe (13) and a suction pipe (15); the bottom of the liquid inlet of the liquid suction pipeline (17) is connected with a suction pipe (15); one end of the water guide pipe (13) is communicated with a liquid outlet of the liquid suction pipeline (17), and the other end of the water guide pipe (13) is connected with a cleaning head (14).

9. A plate washer according to claim 8, wherein: one end of the cleaning head (14) deviating from the water guide pipe (13) is provided with a plurality of liquid distributing ports.

10. A plate washer according to claim 9, wherein: an air hole (16) is formed in the connector (12).