CN220678850U

CN220678850U - Pipette gun head cleaning device

Info

Publication number: CN220678850U
Application number: CN202321971646.5U
Authority: CN
Inventors: 孙思琪; 谢小雪; 朱俊禧
Original assignee: Sichuan Kingmed Diagnostics Center Co ltd
Current assignee: Sichuan Kingmed Diagnostics Center Co ltd
Priority date: 2023-07-25
Filing date: 2023-07-25
Publication date: 2024-03-29
Anticipated expiration: 2033-07-25

Abstract

The utility model discloses a cleaning device for a gun head of a liquid dispenser, which comprises a rotary cleaning mechanism positioned at the inner top of a machine shell, lifting mechanisms positioned at two sides of the machine shell and the liquid dispenser positioned on a clamping mechanism, wherein the rotary cleaning mechanism comprises a cleaning component, a driving rotating component, a driven rotating component and a driving belt, wherein the driving belt is arranged around the driving rotating component and the driven rotating component, the cleaning component comprises a cleaning rod matched with the liquid dispenser and a water tank connected with the cleaning rod through a water pipe, and the cleaning rod is fixedly connected with the driven rotating component. The utility model is provided with the cleaning rod which is matched with the liquid dispenser, and the cleaning rod can clean the liquid dispenser better through the driven rotating component and the driving rotating component; the bottom of the shell is set to be the truncated cone-shaped bottom, so that sewage in the cleaning device can be collected and treated better, and the sewage is prevented from accumulating and cleaning the inside of the device.

Description

Pipette gun head cleaning device

Technical Field

The utility model belongs to the technical field of pipette cleaning, and particularly relates to a pipette gun head cleaning device.

Background

The electronic continuous pipettor is mainly used for continuous sample adding work of liquid reagents in experiments; the electronic continuous pipette removing equipment is also provided with non-disposable gun heads with different specifications, and is suitable for sample adding with different volumes; because the disposable consumable is not disposable, the gun head pipe body and the internal extrusion column are required to be disassembled after each use, manual cleaning is carried out, draining is convenient for the next experiment use, because the related reagents are various, the gun heads of the pipettor cannot be mixed, a large number of used gun heads are generated after the experiment is finished every day to be cleaned, the whole work consumes manpower, and the cleaning requirement is higher because the reagents remain in the gun heads.

The existing published patent name is a cleaning device of a liquid dispenser, the publication number is CN218692268U, the rotation of a hollow tube can be realized by arranging a rotary brushing mechanism, bristles are driven to rotate, the bristles can be inserted into the liquid dispenser to be brushed in a rotating way by matching with a lifting device, brushing is more thorough, sewage after brushing flows down along the liquid dispenser, and flows into a sewage collecting barrel through a funnel to be collected in a concentrated way.

However, the above patent only cleans the liquid outlet pipe orifice of the liquid dispenser, but cannot clean the pipe body of the liquid dispenser, so that the situation that reagent remains in the liquid dispenser may occur, and a gap exists between the drain net and the dirt collecting barrel due to the lifting device driving the lifting plate to move, so that sewage may not precisely flow into the dirt collecting barrel, and the sewage flows into the bottom of the cleaning device, so that the sewage cannot flow out in time.

Disclosure of Invention

In order to solve the problems, the utility model provides a cleaning device for a pipette tip, which solves the problem that the whole pipette is not completely cleaned.

The embodiment of the utility model is realized by the following technical scheme:

the utility model provides a pipettor rifle head belt cleaning device, is including the rotation wiper mechanism that is located the casing top, the elevating system that is located the casing both sides and be located the pipettor on the fixture, rotation wiper mechanism includes cleaning module, initiative rotating assembly, driven rotating assembly and drive belt, and wherein this drive belt sets up around this initiative rotating assembly and driven rotating assembly, and this cleaning module includes the cleaning rod and the water tank of being connected with the cleaning rod through the water pipe with the pipettor adaptation to this cleaning rod and driven rotating assembly fixed connection.

In one embodiment of the utility model, a soft brush is provided on the outer surface of the cleaning rod.

In an embodiment of the present utility model, the driven rotating assembly includes a connecting rod, a driven wheel, and a rotating joint, wherein one end of the connecting rod is connected to the top of the casing, and the other end of the connecting rod is connected to the driven wheel through the rotating joint.

In an embodiment of the utility model, the driving rotation assembly includes a first motor and a driving wheel, the first motor is located at the top of the casing, and an output end of the first motor is connected with the driving wheel.

In one embodiment of the utility model, a bearing is provided inside the driven wheel, and the water pipe passes through the bearing and extends into the cleaning rod.

In one embodiment of the utility model, the cleaning rod is provided with a plurality of water holes, and the water pipe positioned inside the cleaning rod is provided with a plurality of water spray holes.

In an embodiment of the utility model, the lifting mechanism comprises a second motor, a mounting plate and a screw rod, wherein the screw rod is rotatably mounted on two sides of the machine shell, one end of the screw rod is also connected with the output end of the second motor, and the mounting plate is in threaded connection with the screw rod.

In an embodiment of the utility model, a clamping assembly is arranged on the mounting plate, the clamping assembly comprises a clamping cylinder, a clamping plate and a protection cushion positioned on the clamping plate, and the clamping plate is connected with the output end of the clamping cylinder.

In an embodiment of the utility model, the bottom of the housing is a truncated cone bottom.

The technical scheme of the embodiment of the utility model has at least the following advantages and beneficial effects:

according to the embodiment of the utility model, the cleaning rod is matched with the liquid dispenser, and the liquid dispenser is better cleaned by the cleaning rod through the driven rotating assembly and the driving rotating assembly; the bottom of the shell is set to be the truncated cone-shaped bottom, so that sewage in the cleaning device can be collected and treated better, and the sewage is prevented from accumulating and cleaning the inside of the device.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of a partial cross-sectional elevation structure of the present utility model;

FIG. 2 is a schematic cross-sectional view of the connection of the cleaning rod, water pipe, driven wheel and connecting rod of FIG. 1;

fig. 3 is a schematic top view of the driven wheel of fig. 1.

Icon: the cleaning device comprises a 1-water tank, a 2-first motor, a 3-casing, a 4-truncated cone-shaped bottom, a 5-driving wheel, a 6-connecting rod, a 7-driven wheel, an 8-water pipe, a 9-cleaning rod, a 10-soft brush, an 11-mounting plate, a 12-clamping cylinder, a 13-clamping plate, a 14-protection cushion, a 15-pipettor, a 16-screw, a 17-second motor, a 18-bearing, a 19-control valve, a 20-rotary joint, a 21-driving belt and a 22-water permeable hole.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.

In the description of the present utility model, it should be noted that, if the azimuth or positional relationship indicated by the terms "inner", "outer", etc. appears to be based on the azimuth or positional relationship shown in the drawings, or the azimuth or positional relationship that the inventive product is conventionally put in use, it is merely for convenience of describing the present utility model and simplifying the description, and it is not indicated or implied that the apparatus or element referred to must have a specific azimuth, be configured and operated in a specific azimuth, and therefore should not be construed as limiting the present utility model.

In the description of the present utility model, it should also be noted that, unless explicitly stated and limited otherwise, the terms "disposed," "mounted," "configured," and "connected" should be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1-3, the present embodiment provides a gun head cleaning device structure of a pipette 15, which includes a rotary cleaning mechanism located at the inner top of a housing 3, a lifting mechanism located at two sides of the housing 3, and a pipette 15 located on a clamping mechanism, wherein the rotary cleaning mechanism includes a cleaning assembly, a driving rotation assembly, a driven rotation assembly, and a driving belt 21, the driving belt 21 is disposed around the driving rotation assembly and the driven rotation assembly, the cleaning assembly includes a cleaning rod 9 adapted to the pipette 15, and a water tank 1 connected to the cleaning rod 9 through a water pipe 8, and the cleaning rod 9 is fixedly connected to the driven rotation assembly, a soft brush 10 is further disposed on the outer surface of the cleaning rod 9, and a control valve 19 is further disposed on the water pipe 8.

Further, the driving rotation assembly comprises a first motor 2 and a driving wheel 5, the first motor 2 is positioned at the top of the shell 3, and the output end of the first motor 2 is connected with the driving wheel 5; the driven rotating assembly comprises a connecting rod 6, a driven wheel 7 and a rotating joint 20, wherein one end of the connecting rod 6 is connected with the top of the shell 3, the other end of the connecting rod is connected with the driven wheel 7 through the rotating joint 20, the rotating joint 20 is arranged, the connecting rod 6 can not rotate along with the driven wheel 7 in the rotating process, and the connecting rod 6 mainly plays a role in fixing the driven wheel 7; the driven rotating assembly is driven to rotate through the rotation of the driving rotating assembly, so that the cleaning rod 9 rotates, the soft brush 10 on the outer surface of the cleaning rod 9 cleans the inside of the liquid dispenser 15, and the cleaning rod 9 is arranged to be matched with the liquid dispenser 15, so that the whole liquid dispenser 15 can be cleaned, the inside of the liquid dispenser 15 is cleaned more completely, and the situation that reagents remain in the liquid dispenser 15 is avoided.

Further, the bearing 18 is disposed inside the driven wheel 7, the water pipe 8 passes through the bearing 18 and extends to the inside of the cleaning rod 9, a plurality of water holes 22 are disposed on the cleaning rod 9, a plurality of water spray holes (not shown in the drawing) are disposed on the water pipe 8 located inside the cleaning rod 9, the driven wheel 7 can not drive the water pipe 8 to rotate when rotating through the arrangement of the bearing 18, and water in the water pipe 8 can be sprayed out from the water spray holes and wets the brush 10 through the water spray holes 22 through the arrangement of the water spray holes 22 on the cleaning rod 9 and the water pipe 8, so that the cleaning effect of the brush 10 is better.

Further, the lifting mechanism comprises a second motor 17, a mounting plate 11 and a screw 16, wherein the screw 16 is rotatably mounted on two sides of the casing 3, one end of the screw 16 is further connected with an output end of the second motor 17, two sides of the mounting plate 11 are in threaded connection with the screw 16, namely, the mounting plate 11 can be lifted along the mounting direction of the screw 16 through rotation of the second motor 17.

Further, still be provided with clamping assembly on this mounting panel 11, this clamping assembly includes centre gripping cylinder 12, splint 13 and is located the protection cushion 14 on splint 13 to this splint 13 is connected with the output of centre gripping cylinder 12, can make this belt cleaning device can satisfy different grade type's pipettor 15 through setting up clamping assembly, has strengthened the suitability of device, secondly through installing protection cushion 14 on splint 13, can avoid splint 13 to cause the damage to pipettor 15 at the centre gripping in-process.

Further, the bottom of the casing 3 is a truncated cone bottom 4, and is communicated with the opening of the truncated cone bottom 4 through a waste liquid pipe (not shown), so that more complete collection of waste water in the device can be realized, and the situation of waste water accumulation can be avoided.

The working principle of the utility model is as follows:

when the liquid transfer device 15 needs to be cleaned, firstly, the liquid transfer device 15 is placed on the mounting plate 11, the clamping plate 13 is pushed by the clamping cylinder 12 to clamp and fix the liquid transfer device 15, the liquid transfer device 15 after clamping and fixing corresponds to the cleaning rod 9 up and down, after the liquid transfer device is finished, the second motor 17 is started again, the screw 16 is driven to rotate by the second motor 17, so that the mounting plate 11 rises along the direction of the screw 16 until the cleaning rod 9 completely enters the liquid transfer device 15 and stops after the liquid transfer device is lifted until the cleaning rod 9 completely enters the liquid transfer device 15 (the step can be accurately positioned by setting the height of the screw 16), then the first motor 2 is started again, the driving wheel 5 is driven to rotate by the first motor 2 to drive the driven wheel 7, further rotation of the cleaning rod 9 is realized, even if the soft brush 10 on the cleaning rod 9 can clean the inside of the liquid transfer device 15, and the control valve 19 on the water pipe 8 is opened at the same time when the working process of the first motor 2 is finished, so that the cleaning water can be sprayed out from the water pipe 8, and the cleaning water can be further wet by the water through the water permeable hole 22 on the cleaning rod 8, the water pipe 10 is further wet by the water permeable hole 22, the water pipe 15 is well arranged on the cleaning rod 8, after the motor is driven to clean the water pipe 8, the water pipe is completely and the water pipe is cleaned up and the water pipe is completely and the water-filled up and the water pipe is completely cleaned, and the water-filled, and the sewage is discharged from the water pipe is then the water pipe is recovered through the water pipe is then after the water pipe is cleaned through the water pipe is cleaned.

The above is only a preferred embodiment of the present utility model, and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The utility model provides a pipettor rifle head belt cleaning device, is including the rotation wiper mechanism that is located the casing top, the elevating system that is located the casing both sides and be located the pipettor on the fixture, its characterized in that, rotation wiper mechanism includes cleaning module, initiative rotating assembly, driven rotating assembly and drive belt, wherein this drive belt sets up around this initiative rotating assembly and driven rotating assembly, and this cleaning module includes the cleaning rod with the pipettor adaptation and the water tank of being connected with the cleaning rod through the water pipe to this cleaning rod and driven rotating assembly fixed connection.

2. The pipette tip cleaning device as recited in claim 1 wherein a soft brush is provided on an outer surface of said cleaning rod.

3. The pipette tip cleaning device as recited in claim 1 wherein the driven rotating assembly comprises a connecting rod, a driven wheel and a swivel joint, one end of the connecting rod being connected to the top of the housing and the other end being connected to the driven wheel by the swivel joint.

4. The pipette tip cleaning device as recited in claim 1 wherein the active rotation assembly comprises a first motor and a drive wheel, the first motor is located at the top of the housing, and an output end of the first motor is connected with the drive wheel.

5. A pipette tip cleaning device as recited in claim 3 wherein a bearing is disposed within the driven wheel and the water tube extends through the bearing and into the cleaning wand.

6. The pipette tip cleaning device as recited in claim 2 wherein a plurality of water holes are provided in the cleaning rod and a plurality of water spray holes are provided in a water pipe inside the cleaning rod.

7. The pipette tip cleaning device as recited in claim 1 wherein the lifting mechanism comprises a second motor, a mounting plate and a screw, the screw is rotatably mounted on both sides of the housing, one end of the screw is further connected with an output end of the second motor, and the mounting plate is screwed on the screw.

8. The pipette tip cleaning device as recited in claim 7 wherein a clamping assembly is provided on the mounting plate, the clamping assembly comprising a clamping cylinder, a clamping plate and a protective cushion on the clamping plate, and the clamping plate being connected to an output end of the clamping cylinder.

9. The pipette tip cleaning device as recited in claim 1 wherein the bottom of said housing is a truncated cone bottom.