CN218692254U

CN218692254U - Reagent needle cleaning device for full-automatic biochemical analyzer

Info

Publication number: CN218692254U
Application number: CN202222917101.8U
Authority: CN
Inventors: 顾长广; 林长华; 黄陈燕
Original assignee: Zhejiang Dongou Diagnostic Products Co ltd
Current assignee: Zhejiang Dongou Diagnostic Products Co ltd
Priority date: 2022-10-31
Filing date: 2022-10-31
Publication date: 2023-03-24
Anticipated expiration: 2032-10-31

Abstract

The utility model relates to a reagent needle belt cleaning device for on full-automatic biochemical analyzer, which comprises a bod, the assembly mouth has been seted up on the organism, install the mount pad on the assembly mouth, set up the installing port on the mount pad and be located the reagent needle passageway on the installing port left and right sides, the bottom of reagent needle passageway is the downward sloping setting from the side of mount pad towards the installing port, demountable installation has the washing seat in the mount pad, wash the seat including the water spray arc board that connects gradually from the top down, linkage segment and drainage section, set up the outlet of penetrating water drainage section on the linkage segment, the water spray arc board is equipped with two and is the symmetry setting on the front and back both sides of linkage segment upper end, have opening and washing chamber between two water spray arc boards, it communicates with each other with the outlet to wash the chamber lower extreme, the opening has two and is located respectively on the left and right sides that wash the chamber, the water spray arc board is equipped with a plurality of nozzles on the inside wall that the chamber was washd to the orientation, the utility model discloses cleaning efficiency is high, reduce the use loss of equipment.

Description

Reagent needle cleaning device for full-automatic biochemical analyzer

Technical Field

The utility model relates to a check out test set technical field, especially a reagent needle belt cleaning device for on full-automatic biochemical analysis appearance.

Background

The full-automatic biochemical analyzer is used for measuring a certain specific chemical component in body fluid according to a photoelectric colorimetric principle. Because of its fast measuring speed, high accuracy and small reagent consumption, it is widely used in hospitals, epidemic prevention stations and family planning service stations. The matching use can greatly improve the efficiency and the income of the routine biochemical test, and the full-automatic biochemical analyzer mainly comprises a reagent needle, a sample disc, a reaction disc and other structures.

The reagent needle is used for sucking a sample from a visual tube in a sample disc, and moves to a reaction vessel of a reaction disc through a sampling arm, and then the sucked sample is dripped into the reaction vessel, usually, in order to avoid pollution influence caused by next detection, the inner surface and the outer surface of the reagent needle need to be cleaned, the existing reagent needle generally has a function of flushing water outwards in the reagent needle, namely, the interior of the reagent needle is flushed, and the outer surface of the reagent needle needs to be flushed by a reagent needle cleaning device arranged on a machine body of a full-automatic biochemical analyzer, for example, a cleaning mechanism is described on the automatic biochemical analyzer with the application number of CN201920233722.X, and the cleaning mechanism comprises a cleaning cavity arranged on the machine body, a water storage tank arranged in the machine body, a waste liquid barrel, a pressure pump and a cleaning control valve; be provided with a plurality of washing orifices on wasing the intracavity wall, when wasing the reagent needle, the wiper mechanism is reachd earlier to the sampler mechanism, then the reagent needle descends to the washing intracavity, wash the reagent needle, the back that finishes washs, the reagent needle rises again, can know from this, the wiper mechanism in this utility model needs the reagent needle to remove earlier to its top and descends again and wash, then rise again, wherein the removal action of reagent needle is comparatively loaded down with trivial details, thereby cleaning efficiency has been reduced, in addition still can improve the loss of the mechanism that control reagent needle carried out reciprocating.

SUMMERY OF THE UTILITY MODEL

The utility model provides a reagent needle belt cleaning device for on full-automatic biochemical analyzer, its cleaning efficiency is high, reduces the use loss of equipment, has solved the above-mentioned problem that exists among the prior art in the use.

The technical scheme of the utility model is realized like this: the utility model provides a reagent needle belt cleaning device for on full-automatic biochemical analyzer, includes the organism, the assembly mouth has been seted up on the organism, install the mount pad on the assembly mouth, the mount pad upwards projects organism up end, set up the installing port of wearing out the mount pad downwards on the up end middle part of mount pad, the mount pad has all been seted up on the left and right sides of installing port and has been curved reagent needle passageway, the bottom of reagent needle passageway is the downward sloping setting from the side of mount pad towards the mount pad, demountable installation has the washing seat in the mount pad, wash the seat including from last water spray arc board, linkage segment and the drainage section that connects gradually downwards, set up the outlet that penetrates through the drainage section on the axle center of linkage segment, water spray arc board is equipped with two and is the symmetry setting on the front and back both sides of linkage segment upper end, opening and washing chamber have between two water spray arc boards, it communicates with each other to wash the chamber lower extreme, the opening has two and lies in the left and right sides in washing chamber respectively, the opening is corresponding with the position of reagent needle passageway, the bottom of opening is less than the bottom of reagent needle passageway, be equipped with the nozzle towards a plurality of washing chamber on a plurality of water spray arc board.

Preferably, an arc plate channel communicated with the nozzle is formed in the water spraying arc plate, a connecting channel used for connecting the arc plate channels in the two water spraying arc plates is formed in the connecting section, and a water receiving head is connected to the outer side wall of the water spraying arc plate on the front side of the mounting seat.

Preferably, the nozzles are arranged obliquely downwards towards the centre of the wash chamber.

Preferably, the length of the reagent needle channel is at least more than half of the pitch of the mounting holes, and the inclined included angle between the bottom of the reagent needle channel and the horizontal plane is 5-30 degrees.

Preferably, the upper end surface of the mounting seat is connected with a plurality of blowing heads facing the middle part of the cleaning cavity, and the mounting seat is provided with an air inlet head communicated with the blowing heads.

Preferably, an external thread is arranged on the outer side wall of the connecting section, an internal thread is arranged on the mounting opening of the mounting seat, the connecting section is in threaded connection with the internal thread through the external thread, a sealing ring is further arranged on the outer side wall of the connecting section at the position of the upper side of the external thread, the sealing ring is attached to the inner side wall of the mounting opening, and the sealing ring is located below the reagent needle channel.

Preferably, the mounting seat is fixedly connected with a propping ring on the lower side of the mounting opening, the drainage section penetrates through the propping ring, and the lower end of the connecting section props against the propping ring.

To sum up, the beneficial effects of the utility model reside in that:

1. the utility model discloses when wasing the reagent needle, the sample arm drive reagent needle enters into the washing intracavity through reagent needle passageway and opening, then the nozzle on two water spray arc boards is direct to spray water towards reagent needle surface, and rivers directly flow from the outlet downwards, wherein splash into the moisture of reagent needle passageway, also can be because the bottom of reagent needle passageway is the reason that is the downward sloping setting from the side of mount pad towards the mount pad, and flow in the opening and enter into the outlet, the utility model discloses when wasing the reagent needle, need not the reagent needle and reciprocate, sample arm direct drive reagent needle passes through reagent needle passageway and opening and enters into the washing intracavity, and the reagent needle passageway through the opposite side leaves can again after wasing, and the action is simple, has improved the cleaning efficiency, reduces the loss of use of equipment.

2. The nozzle is set up downwards towards the center of washing chamber in an inclined manner to make the water that jets out be the spraying of downward sloping on the reagent needle surface, this structure has improved the cleaning performance to the reagent needle on the one hand, and on the other hand can prevent that water from splashing in a jumble, makes the moisture that sprays onto the reagent needle can enter into in the drain fast.

3. The setting of blowing head can be to the dry of blowing of abluent reagent needle surface.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

FIG. 1 is a schematic view of the structure of the present invention on a full-automatic biochemical analyzer;

FIG. 2 is a partial schematic view of the three-dimensional structure of the full-automatic biochemical analyzer of the present invention;

FIG. 3 is a schematic view of the overall structure of the present invention;

FIG. 4 is a schematic structural view of a cleaning seat of the present invention;

fig. 5 is a schematic structural view of the mounting base of the present invention;

FIG. 6 is a front view of the cleaning seat of the present invention;

FIG. 7 isbase:Sub>A schematic cross-sectional view taken along the line A-A in FIG. 6;

FIG. 8 is a schematic cross-sectional view taken along the line B-B in FIG. 6;

FIG. 9 is a schematic cross-sectional view taken along the direction C-C in FIG. 6.

In the figure: 1. a body; 11. an assembly port; 2. a mounting seat; 21. an installation port; 22. a reagent needle channel; 23. an internal thread; 24. a holding ring; 3. cleaning a seat; 31. a water spray arc plate; 32. a connecting section; 33. a drainage section; 34. a water outlet; 35. a port; 36. a cleaning chamber; 37. an external thread; 38. an arc plate channel; 39. a connecting channel; 4. a nozzle; 5. a water receiving head; 6. a blowing head; 7. an air inlet head; 8. a seal ring; 91. a sample tray; 92. a reaction disc; 93. a sampling arm; 94. a reagent needle.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to fig. 1 to 9 of the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Example (b):

as shown in fig. 1 to 9, the present invention discloses a reagent needle cleaning device for a full-automatic biochemical analyzer, which comprises a machine body 1, wherein an assembly opening 11 is formed on the machine body 1, wherein a sample plate 91 and a reaction plate 92 are further mounted on the machine body 1, the sample plate 91 and the reaction plate 92 are located on both sides of the assembly opening 11, the machine body 1 is provided with a sampling arm 93 on the rear side of the assembly opening 11, the sampling arm 93 is connected with a reagent needle 94, the utility model is back to the technical proposal, a mounting seat 2 is mounted in the assembly opening 11, the mounting seat 2 protrudes upwards from the upper end surface of the machine body 1, a mounting opening 21 penetrating downwards the mounting seat 2 is formed in the middle part of the upper end surface of the mounting seat 2, in addition, the mounting seat 2 is provided with arc-shaped reagent needle passages 22 on both left and right sides of the mounting opening 21, the circle center of the arc-shaped reagent needle passages 22 is located at the same point as the center where the reagent needle 94 is driven to rotate by the sampling arm 93, the reagent needle passages 22 are connected with a water spraying plate 32, the two cleaning plates are respectively arranged on the front and back of the mounting seat 32, the cleaning plate 32 is arranged on the two cleaning plate, the two cleaning plate 32 which are connected with the water outlet 32, the water spraying section which is located on the water outlet 32 which is located at the front and the water outlet 32, the two cleaning plate 32 which are located on the two sides of the mounting opening 32 which are connected with the mounting opening 32, the water outlet 32 which are located on the axis of the mounting seat 32, and the bottom of the through port 35 is lower than the bottom of the reagent needle channel 22, and the water spray arc plate 31 is provided with a plurality of nozzles 4 on the inner side wall facing the cleaning cavity 36.

The utility model discloses when wasing the reagent needle, sampling arm 93 drive reagent needle 94 enters into through reagent needle passageway 22 and opening 35 and washs the chamber 36 in, then nozzle 4 on two water spray arc boards 31 directly sprays water towards reagent needle 94 surface, rivers directly flow out from outlet 34 downwards, wherein splash into reagent needle passageway 22's moisture, also can be because reagent needle passageway 22's bottom is the reason that is the downward sloping setting from mount pad 2's side towards mount pad 21, and flow into opening 35 and enter into outlet 34, reagent needle 94 is inside also can wash at this moment simultaneously, inside abluent water also can directly be discharged into outlet 34, the utility model discloses when wasing reagent needle 94 surface, need not the reagent needle and reciprocate, sampling arm 93 direct drive reagent needle enters into through reagent needle passageway 22 and opening 35 and washs the chamber 36 in, has washd reagent needle passageway 22 through the opposite side again and leave can, and the action is simple, has improved the cleaning efficiency, reduces the use loss of equipment.

The concrete structure of the nozzle 4 on how the water flow reaches the water spray arc plate 31 is as follows: as shown in fig. 7 to 9, the utility model discloses set up the communicating arc board passageway 38 with nozzle 4 in the water spray arc board 31, and set up the connecting channel 39 that is used for linking to each other the arc board passageway 38 in two water spray arc boards 31 in the linkage segment 32, be connected with on the lateral wall that is located the water spray arc board 31 on mount pad 2 front side in addition and connect the water head 5 that communicates with arc board passageway 38, the water head 5 can be connected and be used for the pump body of water delivery (not shown in the figure), the pump body is in the utility model discloses when wasing the work, with rivers from water head 5 input, rivers enter into arc board passageway 38 and connecting channel 39 through water head 5 in to just follow nozzle 4 blowout.

The utility model discloses in, nozzle 4 is the slope downwards towards the center of wasing chamber 36 and sets up, and consequently the water that the blowout comes is that the spraying of downward sloping is on the reagent needle surface, and this structure has improved the cleaning performance to the reagent needle on the one hand, and on the other hand can prevent that water from splashing in a confused state of mind, makes the moisture of spraying on the reagent needle can enter into in outlet 34 fast.

The utility model discloses in, reagent needle passageway 22's length is more than half of the spacing of installing port 21 pitch-row at least, and reagent needle passageway 22's length if too short can lead to rivers spill mount pad 2 outside, in addition, the bottom of reagent needle passageway 22 is between 5 to 30 with the slope contained angle of horizontal plane, and this inclination angle reasonable in design is convenient for moisture from reagent needle passageway 22 inflow outlet 34.

In order to rapidly dry the washed reagent needles, a plurality of blowing heads 6 facing the middle of the washing cavity 36 are connected to the upper end face of the mounting base 2, air inlets 7 communicated with the blowing heads 6 are arranged on the mounting base 2, the air inlets 7 can be connected with electric heating fans (not shown in the figure), the electric heating fans input hot air from the air inlets 7, channels leading to the blowing heads 6 are arranged in the mounting base 2, the hot air is input from the air inlets 7 and blown out from the blowing heads 6, and the outer surfaces of the reagent needles are dried.

The specific structure that washs seat 3 demountable installation in installing port 21 does: as shown in fig. 4 and 5, an external thread 37 is disposed on an outer side wall of the connection section 32 of the cleaning seat 3, an internal thread 23 is disposed on the mounting opening 21 of the mounting seat 2, the connection section 32 is screwed to the internal thread 23 through the external thread 37, and in addition, in order to ensure the sealing performance between the cleaning seat 3 and the mounting opening 21, a sealing ring 8 is further disposed on an upper side position of the external thread 37 on the outer side wall of the connection section 32, the sealing ring 8 is tightly attached to an inner side wall of the mounting opening 21, and the sealing ring 8 is located below the reagent needle passage 22.

In addition, in order to limit the cleaning seat 3, the mounting seat 2 is fixedly connected with a supporting ring 24 on the lower side of the mounting opening 21, the drainage section 33 penetrates through the supporting ring 24, and the lower end of the connecting section 32 is supported on the supporting ring 24.

The utility model that should point out simultaneously indicates the terminology, like: the directional or positional relationships indicated as "front", "rear", "vertical", "horizontal", etc. are based on the directional or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but are not intended to indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the scope of the invention.

Claims

1. The utility model provides a reagent needle belt cleaning device for on full-automatic biochemical analyzer, includes the organism, its characterized in that: the utility model discloses a reagent injection device, including the organism, the organism is provided with the mount pad, the mount pad is equipped with the nozzle on the organism, set up the mount pad of wearing out the mount pad downwards on the up end middle part of mount pad, the mount pad has all been offered on the left and right sides of mount pad and has been curved reagent needle passageway, the bottom of reagent needle passageway is the downward sloping setting from the side of mount pad towards the mount pad, demountable installation has the washing seat in the mount pad, wash the seat including from last water spray arc board, linkage segment and the drainage section that connects gradually downwards, set up the outlet that penetrates the drainage section on the axle center of linkage segment, the water spray arc board is equipped with two and is the symmetry setting on the front and back both sides of linkage segment upper end, have opening and washing chamber between two water spray arc boards, wash the chamber lower extreme and outlet and communicate with each other, the opening has two and lies in respectively on the left and right sides of washing chamber, the opening is corresponding with the position of reagent needle passageway, the bottom of opening is less than the bottom of reagent needle passageway, the water spray arc board is equipped with a plurality of nozzles on the inside wall of washing chamber.

2. The device for washing the reagent needle used in the full-automatic biochemical analyzer according to claim 1, wherein: the water spraying arc plate is internally provided with an arc plate channel communicated with the nozzle, the connecting section is internally provided with a connecting channel used for connecting the arc plate channels in the two water spraying arc plates, and the outer side wall of the water spraying arc plate positioned on the front side of the mounting seat is connected with a water receiving head.

3. The device for washing the reagent needle used in the full-automatic biochemical analyzer according to claim 1, wherein: the nozzles are arranged obliquely downwards towards the center of the cleaning cavity.

4. The device for washing the reagent needle used in the full-automatic biochemical analyzer according to claim 1, wherein: the length of the reagent needle channel is at least more than half of the distance between the mounting holes, and the inclined included angle between the bottom of the reagent needle channel and the horizontal plane is 5-30 degrees.

5. The device for washing the reagent needle used in the full-automatic biochemical analyzer according to claim 1, wherein: the upper end face of the mounting seat is connected with a plurality of blowing heads facing the middle part of the cleaning cavity, and the mounting seat is provided with an air inlet head communicated with the blowing heads.

6. The device for washing reagent needles used in a fully automatic biochemical analyzer according to claim 1, wherein: the reagent needle comprises a connecting section and a mounting seat, and is characterized in that an external thread is arranged on the outer side wall of the connecting section, an internal thread is arranged on the mounting opening of the mounting seat, the connecting section is in threaded connection with the internal thread through the external thread, a sealing ring is further arranged on the upper side position of the external thread on the outer side wall of the connecting section, the sealing ring is tightly attached to the inner side wall of the mounting opening, and the sealing ring is located below a reagent needle channel.

7. The device for washing reagent needles used in a fully automatic biochemical analyzer according to claim 6, wherein: the mounting seat is fixedly connected with a propping ring on the lower side of the mounting opening, the drainage section penetrates through the propping ring, and the lower end of the connecting section props against the propping ring.