CN220311065U

CN220311065U - Cleaning device for sample adding gun

Info

Publication number: CN220311065U
Application number: CN202321022108.1U
Authority: CN
Inventors: 尤珊; 胡清亮; 秦毅; 姚富文; 陈雨蝶
Original assignee: Guizhou Ankang Clinical Laboratories Inc
Current assignee: Guizhou Ankang Clinical Laboratories Inc
Priority date: 2023-04-28
Filing date: 2023-04-28
Publication date: 2024-01-09
Anticipated expiration: 2033-04-28

Abstract

The utility model belongs to the technical field of laboratory equipment cleaning, and particularly relates to a cleaning device for a sample adding gun. Compared with the prior art, this patent is through setting up the first recess of brush head, has solved the unable inside dead angle of wasing the application of sample rifle that current application of sample rifle cleaning mode brought, and troublesome operation causes the technical problem of operating personnel work burden.

Description

Cleaning device for sample adding gun

Technical Field

The utility model relates to the technical field of laboratory equipment cleaning, in particular to a cleaning device for a sample adding gun.

Background

The sample adding gun is an essential operation tool in a laboratory, and is matched with a gun head to absorb and transfer the reagent. The device is often used in biological laboratories to aspirate small amounts of reagents or solutions to complete dilution or coating, but during use, due to improper laboratory operations, there may be excessive pipetting or the aspirated liquid may be more volatile, with small droplets remaining at the loading gun mounting port. In general, the loading gun head is directly abandoned, then the loading gun mounting port is disinfected, and because the internal structure of the loading gun is complex, the loading gun cannot be cleaned in a conventional mode, for example, the loading gun is soaked in disinfectant and cleaned in an ultrasonic cleaner, or a large amount of clean water is adopted to flush the mounting port, and the internal structure of the loading gun can be damaged in the cleaning modes, so that the loading gun is damaged. At present, the mode of scrubbing is adopted to the washing of application of sample rifle installing port more, the staff dips in 84 antiseptic solution with the cotton swab earlier and cleans for the first time, later dips in the clear water with the cotton swab and clean the second time, wholly put into the oven with the application of sample rifle and carry out the transient stoving again, carry out ultraviolet sterilization to the application of sample rifle at last, in this operation in-process, can't carry out complete scrubbing to the inside dead angle of application of sample rifle, simultaneously, it is low to use the cotton swab to clean work efficiency, consequently, it is the technical problem who waits to solve in the trade to provide an efficient application of sample rifle belt cleaning device convenient to operate.

Disclosure of Invention

The utility model aims to provide a cleaning device for a sample adding gun, which is mainly used for solving the technical problems that dead angles inside the sample adding gun cannot be cleaned, the operation is troublesome and the workload of operators is caused by the conventional cleaning mode of the sample adding gun.

In order to solve the technical problems, the utility model provides the following technical scheme:

the utility model provides a application of sample rifle belt cleaning device, includes the casing, and casing one end can be dismantled and be connected with the brush head subassembly, and the brush head subassembly includes the flexible brush head with application of sample rifle installing port interference fit, and the first recess that holds application of sample rifle installing port wall is offered to the top surface of brush head.

The working principle and the beneficial effects of the utility model are as follows:

1. working principle: the device can be applied to different cleaning links, can be stained with 84 antiseptic solution, clear water respectively with different application of sample rifle belt cleaning device, inserts application of sample rifle installing port with the first recess of brush head, and rotatory brush head will apply sample rifle installing port inner and outer wall clean, then will apply sample the rifle and dry to carry out ultraviolet disinfection, accomplish the washing of application of sample rifle installing port so far.

2. The beneficial effects are that:

(1) The device has the advantages that the inner wall and the outer wall of the mounting opening of the sample adding gun are extruded and wrapped through the first groove, the inner wall and the outer wall of the sample adding gun are cleaned in a mode of rotating the brush head, the whole process is simple to operate, dead angles are avoided in the cleaning process because the brush head wraps the inner wall and the outer wall of the mounting opening of the sample adding gun, and the technical problems that the dead angles inside the sample adding gun cannot be cleaned, the operation is troublesome and the workload of operators is caused due to the cleaning mode of the existing sample adding gun are solved;

(2) The cleaning device has the advantages that the cleaning device is simple in structure, can be integrally placed into the sterilizing water for soaking and ultrasonic sterilization after being used, is free from limitation in the cleaning of the cleaning device, and is more convenient to use.

Preferably, the inner bottom of the shell is connected with a main shaft rod along the central axis of the shell; the brush head assembly further comprises a base arranged on one side, far away from the first groove, of the brush head, the base comprises a disc, one side of the disc is fixedly connected with a mounting seat along the central axis, and the end face, far away from the disc, of the mounting seat is provided with a mounting hole in interference fit with the spindle rod; one side of the disc, which is far away from the mounting seat, is fixedly connected with a first bolt along the central axis, the first bolt is detachably connected with the brush head, and a second groove for accommodating the first bolt is formed in the middle of one side of the brush head, which is far away from the first groove. The main shaft rod can be clamped in the mounting hole, so that the brush head assembly is detachably connected with the main shaft rod, meanwhile, the base is detachably connected with the brush head, and after the brush head is used, a new brush head can be detached and replaced; the setting of first bolt is in order being convenient for be connected with the brush head on the one hand, and on the other hand makes the interior middle part of brush head hard, in the application of sample rifle installation mouth of being convenient for inserts.

Preferably, the driven part is fixedly connected to the main shaft rod, a first opening is formed in the side face of the shell, a rotatable press switch is installed in the first opening, the middle of the press switch is rotationally connected with the inner wall of the shell, and a driving part matched with the driven part and used for driving the main shaft rod to rotate is hinged to one side of the press switch, located inside the shell. After the brush head is inserted into the mounting opening of the sample adding gun, the push switch is pressed, the driving piece can control the driven piece to rotate, so that the main shaft rod is driven to rotate, the brush head is driven to rotate, the mounting opening of the sample adding gun is scrubbed in a rotating mode, compared with the scrubbing mode of manually scrubbing by using cotton balls, the operation mode is more labor-saving, and the cleaning efficiency is higher.

Preferably, the driving piece comprises a connecting rod and a rack, the connecting rod is hinged with one end of the push switch and one side of the connecting rod, which is positioned in the shell, is hinged with one end of the rack, and one side of the connecting rod, which is far away from the push switch, is hinged with one end of the rack; the side, opposite to the pressing switch, of the shell is fixedly connected with a containing box for containing one end, far away from the connecting rod, of the rack; the driven piece is a driven gear meshed with the rack. Because press the light middle part and be connected with shells inner wall rotation, so, press the switch both ends and can regard as the rotation center to rotate, when the one end of manual with press the switch to the shell direction presses down, can drive the connecting rod rotatory to drive rack and hold the box in reciprocating motion, because rack middle part and driven gear meshing, so at rack reciprocating motion's in-process, can drive driven gear rotation, thereby drive the main shaft pole rotation.

Preferably, the shell side wall is further provided with a second opening, the second opening is inserted with a rotatable disassembly rod, the middle of the disassembly rod is rotationally connected with the second opening side wall, one end of the disassembly rod stretches into the shell, and one side of the end stretching into the shell, which is close to the mounting seat of the brush head assembly, is fixedly connected with a hemispherical convex block. Because the middle part of the disassembly rod is rotationally connected with the side wall of the second opening, the disassembly rod forms a lever mechanism, one end of the disassembly rod is pressed, and the mounting seat is jacked up by one end of the disassembly rod, which is fixedly provided with the convex block, so that the brush head assembly is separated from the main shaft rod, and the phenomenon that hands are polluted in the process of disassembling the brush head assembly is avoided; the convex blocks are hemispherical, so that the convex blocks are always in point contact with the mounting seat, and the pressure intensity on the mounting seat is increased.

Preferably, the shell comprises a bottom plate and a side wall, a second bolt is vertically and fixedly connected to the middle part of one side of the bottom plate facing the inside of the shell, the second bolt comprises a pin rod, the outer peripheral surface of the pin rod is coaxially and fixedly sleeved with a truncated cone-shaped clamping part, and a gap is kept between the clamping part and the bottom plate; the main shaft is close to one end of the bottom plate and is provided with a pin hole which is clamped with the second bolt, the opening of the pin hole is perpendicular to the axis of the main shaft and is fixedly connected with a plurality of clamping teeth which can be made of plastic and can be deformed, and the clamping teeth are inserted into the gap. The clamping portion is arranged to be in a truncated cone shape, namely the upper end of the clamping portion is small, the lower end of the clamping portion is large, the upper end of the clamping portion can easily extend into the pin hole, along with the downward movement of the pin hole, the clamping tooth tops are gradually arranged in the gap, the clamping teeth restore the shape in the gap, the lower end of the clamping portion is clamped, the clamping portion cannot deviate from the gap, the main shaft rod is fixed on the bottom plate, and the main shaft rod can be connected in a rotating mode relative to the bottom plate.

Preferably, the bottom plate is vertically and fixedly connected with a cylindrical barrel, external threads matched with the internal threads are formed on the outer surface of the cylindrical barrel, and the internal threads are formed at one end of the inner wall of the side wall. The bottom plate can be detachably connected with the side wall, when the whole sample gun cleaning device is assembled, the bottom plate can be detached, the main shaft rod is clamped on the second plug pin, and then the bottom plate and the main shaft rod are mounted on the side wall together.

Preferably, the brush head is a deformable brush head made of sponge or bristles.

Drawings

FIG. 1 is a front view of a cleaning device for a loading gun of the present utility model;

FIG. 2 is a front cross-sectional view of the cleaning device of the loading gun of the present utility model;

FIG. 3 is a top view of the cleaning device of the loading gun of the present utility model;

FIG. 4 is a cross-sectional view A-A of FIG. 1 of the cleaning device for a loading gun of the present utility model.

Reference numerals in the drawings of the specification include: the casing 1, the side wall 11, the bottom plate 12, the cylinder 121, the push switch 3, the link 31, the rack 32, the housing case 33, the first lug plate 34, the spindle lever 2, the driven gear 21, the detaching lever 4, the projection 41, the second lug plate 42, the base 51, the mount 511, the brush head 52, the first latch 512, the first groove 521, the pin 61, the engaging portion 62, and the engaging tooth 63.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. 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.

As shown in fig. 1-2, a shell 1 of the sample gun cleaning device is cylindrical, one end of the shell 1 is open, the shell 1 comprises a bottom plate 12 and a side wall 11, a second bolt is vertically and fixedly connected to the middle part of one side of the bottom plate 12 facing the inside of the shell 1, the second bolt comprises a pin rod 61, a conical frustum-shaped clamping part 62 is coaxially and fixedly sleeved on the outer peripheral surface of the pin rod 61, and a gap is kept between the clamping part 62 and the bottom plate 12; a pin hole which is clamped with the second bolt is formed in one end, close to the bottom plate 12, of the main shaft rod 2, a plurality of clamping teeth 63 which can be made of plastic and can be deformed are fixedly connected to the opening of the pin hole perpendicular to the axis of the main shaft rod 2, and the clamping teeth 63 are inserted into the gap; the bottom plate 12 is vertically and fixedly connected with a cylindrical barrel 121, external threads matched with the internal threads are formed on the outer surface of the cylindrical barrel 121, and the internal threads are formed at one end of the inner wall of the side wall 11.

The side of the shell 1 is provided with a first opening, two sides of the first opening are respectively provided with a first lug plate 34 along the radial direction of the shell 1, the push switch 3 is positioned between the two first lug plates 34, the first lug plates 34 and the push switch 3 jointly penetrate through a first rotating shaft, two ends of the first rotating shaft are adhered with first limiting blocks to prevent the first rotating shaft from falling out, and meanwhile, the length of the first opening is larger than the thickness of the push switch 3 along the length direction of the axial lead of the shell; one end of the push switch 3 is movably riveted with a connecting rod 31 at one side of the inner part of the shell 1, and one side of the connecting rod 31 away from the push switch 3 is movably riveted with one end of a rack 32; a containing box 33 is adhered to the side, opposite to the switch, of the inside of the shell 1, one end, far away from the connecting rod 31, of the rack 32 is inserted into the containing box 33, and at the moment, the rack 32 is perpendicular to the central axis of the shell 1; the main shaft rod 2 is fixedly connected with a driven gear 21, and the driven gear 21 is meshed with the middle part of the rack 32.

One end of the main shaft lever 2 far away from the bottom plate 12 is detachably connected with a brush head 52 assembly, the brush head 52 assembly comprises a brush head 52 in interference fit with a loading gun mounting opening, a first groove 521 for accommodating the wall surface of the loading gun mounting opening is formed in the top surface of the brush head 52, the brush head 52 is made of sponge material, the wall surface of the loading gun mounting opening is inserted into the first groove 521, the brush head 52 made of sponge material is full of the inner wall of the loading gun mounting opening and wraps the wall surface of the loading gun mounting opening, and the brush head 52 is rotated to scrub and disinfect the loading gun mounting opening; the brush head 52 assembly further comprises a base 51 arranged on one side, far away from the first groove 521, of the brush head 52, the base 51 comprises a disc, one side of the disc is fixedly connected with a mounting seat 511 along a central axis, the outer diameter of the mounting seat 511 is consistent with the inner diameter of the shell 1, and the end surface, far away from the disc, of the mounting seat 511 is provided with a mounting hole in interference fit with the spindle rod 2; the side of the disc away from the mounting seat 511 is fixedly connected with a first bolt 512 along the central axis, the first bolt 512 is adhered to the brush head 52, and the middle part of the side of the brush head 52 away from the first groove 521 is provided with a second groove for accommodating the first bolt 512.

The side wall 11 of the shell 1 is also provided with a second opening, the second opening is inserted with a disassembly rod 4, two sides of the second opening are respectively provided with a second lug plate 42 along the radial direction of the shell 1, the disassembly rod 4 is parallel to the radius of the shell 1 and positioned between the two second lug plates 42, the second lug plates 42 and the disassembly rod 4 jointly penetrate through a second rotating shaft, two ends of the second rotating shaft are adhered with second limiting blocks to prevent the second rotating shaft from being separated, and meanwhile, the length of the second opening is larger than the thickness of the disassembly rod 4 along the length direction of the axial lead of the shell; one end of the disassembling rod 4 extends into the shell 1, and one side of the end extending into the shell 1, which is close to the mounting seat 511 of the brush head 52 assembly, is integrally formed with a hemispherical protruding block 41.

From the above, the specific implementation manner of this embodiment is as follows:

assembling a cleaning device of the sample adding gun:

aligning the pin hole of the main shaft lever 2 with the second pin and pressing the second pin so that the clamping teeth are clamped in the gap between the clamping part and the bottom plate 12, then manually rotating the main shaft lever 2 to check whether the rotation is smooth, and then screwing the base 51 into the side wall 11 so that the driven gear 21 on the main shaft lever 2 is meshed with the middle part of the rack 32; the installation seat 511 of the cleaning brush head 52 assembly is partially upward, then the opening end of the shell 1 is downward, and the main shaft lever 2 is pressed into the installation hole of the installation seat 511, so that the whole cleaning device of the sample gun is assembled;

use of the cleaning device for the loading gun:

the first groove 521 of the brush head 52 is inserted into the mounting opening of the sample gun, and the two ends of the pressing switch 3 are alternately pressed, so that the rack 32 in the shell 1 reciprocates, the brush head 52 alternately rotates forward and reversely, and the inner wall and the outer wall of the mounting opening of the sample gun are repeatedly scrubbed; the two sample adding gun cleaning devices are respectively stained with 84 disinfectant and clear water, the 84 disinfectant is firstly used for primary disinfection of the sample adding gun mounting opening, the clear water is used for secondary disinfection of the sample adding gun mounting opening, then the sample adding gun is sent into an oven for drying, ultraviolet disinfection is carried out after drying, and cleaning of the sample adding gun mounting opening is completed.

After the sample gun cleaning device is used, the disassembly rod 4 is pressed, so that the brush head 52 assembly is separated from the main shaft rod 2, then the opening end of the shell 1 is downward, the main shaft rod 2 is pressed into the mounting hole of a new brush head 52 assembly, and the replacement of the brush head 52 assembly is completed;

after the sampling gun cleaning device is used for a period of time, the whole sampling gun cleaning device can be integrally placed into an ultrasonic cleaner for conventional cleaning and disinfection.

The foregoing is merely exemplary embodiments of the present utility model, and specific structures and features that are well known in the art are not described in detail herein. It should be noted that modifications and improvements can be made by those skilled in the art without departing from the structure of the present utility model, and these should also be considered as the scope of the present utility model, which does not affect the effect of the implementation of the present utility model and the utility of the patent. The protection scope of the present application shall be subject to the content of the claims, and the description of the specific embodiments and the like in the specification can be used for explaining the content of the claims.

Claims

1. The utility model provides a sampling gun belt cleaning device which characterized in that: including the casing, casing one end can be dismantled and be connected with the brush head subassembly, and the brush head subassembly includes the flexible brush head with application of sample rifle erection port interference fit, and the first recess of holding application of sample rifle erection port wall has been seted up to the top surface of brush head.

2. The loading gun cleaning device of claim 1, wherein: the inner bottom of the shell is connected with a main shaft rod along the central axis of the shell; the brush head assembly further comprises a base arranged on one side, far away from the first groove, of the brush head, the base comprises a disc, one side of the disc is fixedly connected with a mounting seat along the central axis, and the end face, far away from the disc, of the mounting seat is provided with a mounting hole in interference fit with the spindle rod; one side of the disc, which is far away from the mounting seat, is fixedly connected with a first bolt along the central axis, the first bolt is detachably connected with the brush head, and a second groove for accommodating the first bolt is formed in the middle of one side of the brush head, which is far away from the first groove.

3. The loading gun cleaning device of claim 2, wherein: the main shaft rod is fixedly connected with a driven piece, a first opening is formed in the side face of the shell, a rotatable press switch is installed in the first opening, the middle of the press switch is rotationally connected with the inner wall of the shell, and a driving piece matched with the driven piece and used for driving the main shaft rod to rotate is hinged to one side of the press switch, located inside the shell.

4. A loading gun cleaning device according to claim 3, wherein: the driving piece comprises a connecting rod and a rack, wherein the connecting rod is hinged with one end of the push switch and one side of the connecting rod, which is positioned in the shell, is hinged with one end of the rack, and one side of the connecting rod, which is away from the push switch, is hinged with one end of the rack; the side, opposite to the pressing switch, of the shell is fixedly connected with a containing box for containing one end, far away from the connecting rod, of the rack; the driven piece is a driven gear meshed with the rack.

5. The loading gun cleaning device of claim 4, wherein: the shell side wall is also provided with a second opening, the second opening is inserted with a rotatable disassembly rod, the middle part of the disassembly rod is rotationally connected with the second opening side wall, one end of the disassembly rod stretches into the shell, and one side of the end stretching into the shell, which is close to the mounting seat of the brush head assembly, is fixedly connected with a hemispherical convex block.

6. The loading gun cleaning device of claim 5, wherein: the shell comprises a bottom plate and a side wall, a second bolt is vertically and fixedly connected to the middle part of one side of the bottom plate facing the inside of the shell, the second bolt comprises a pin rod, the outer peripheral surface of the pin rod is coaxially and fixedly sleeved with a truncated cone-shaped clamping part, and a gap is kept between the clamping part and the bottom plate; the main shaft is close to one end of the bottom plate and is provided with a pin hole which is clamped with the second bolt, the opening of the pin hole is perpendicular to the axis of the main shaft and is fixedly connected with a plurality of clamping teeth which can be made of plastic and can be deformed, and the clamping teeth are inserted into the gap.

7. The loading gun cleaning device of claim 6, wherein: the bottom plate is vertically and fixedly connected with a cylindrical barrel, external threads matched with the internal threads are formed on the outer surface of the cylindrical barrel, and the internal threads are formed at one end of the inner wall of the side wall.

8. The loading gun cleaning apparatus as recited in any one of claims 1-7, wherein: the brush head is a deformable brush head made of sponge or brush hair.