CN218258990U - Filling subassembly and reagent strip filling equipment - Google Patents

Abstract

A filling assembly and reagent strip filling equipment, the filling assembly includes mount pad, location stopper, a plurality of first filling needle and a plurality of second filling needle. The second filling needle and the first filling needle contain different filling materials, and positioning grooves are formed in the first filling needle and the second filling needle. The mounting seat is provided with a mounting hole for mounting a first filling needle and a mounting groove for mounting a second filling needle, and a positioning hole communicated with the mounting hole or the mounting groove, and the positioning hole is arranged opposite to the positioning groove. The positioning plug is movably arranged in the positioning hole and extends into or withdraws from the positioning groove to complete the disassembly and assembly of the first filling needle or the second filling needle. When second filling needle need be dismantled, only need take the location stopper out from the constant head tank, can take out second filling needle along the mounting groove, compact structure for the filling subassembly is applicable to the small gap filling occasion in this application, and dismouting second filling needle in-process second filling needle is followed the mounting groove business turn over, does not have great position swing, can not cause cross contamination.

Description

Filling subassembly and reagent strip filling equipment

Technical Field

The application relates to the technical field of automatic production, concretely relates to filling subassembly.

Background

In the field of point-of-care testing (point-of-care testing) In the IVD (In Vitro diagnostics) industry, reagent strips are commonly used for dispensing reagents, and different reagents dispensed from the reagent strips need to be filled simultaneously during automatic production. However, some special reagents, such as magnetic beads, require a continuous flow cycle to prevent the magnetic beads from depositing, so that the filling needle for filling the magnetic beads needs to be removed and put back above the reagent when the filling equipment is stopped. The filling needles used for filling some special reagents need to be frequently removed for processing, and for this case, there are four processing methods in the prior art: 1. and (5) disassembling the parts for fixing the filling needle, and disassembling the filling needle to be processed. The method is easy to confuse the position of the filling needle and cause cross contamination of reagents. 2. The bottom of the filling needle is additionally provided with a balance weight, the side edge is propped by a screw, and the quick disassembly is realized by the inlet and outlet of a gourd mouth. The structure adopted in the method needs larger space and is only suitable for occasions with larger filling gaps. 3. The entire filling assembly is removed and placed in position for processing. The method needs to disassemble and assemble the whole filling assembly, the filling assembly is heavy, the operation is inconvenient, and the risk of cross contamination exists in the moving process. 4. For the filling needle needing to be treated, a three-way valve is arranged between a filling pump and the filling needle, the other end of the three-way valve is connected with the reagent, and the flow direction of the reagent is switched by a program when the reflux treatment is needed. The reagent is easy to deposit in the three-way valve, and the pollution is caused. Therefore, aiming at the occasions that the filling clearance is small, cross contamination cannot occur, and a special filling needle needs to be rapidly disassembled and assembled, a novel filling assembly needs to be developed urgently.

SUMMERY OF THE UTILITY MODEL

The application provides a filling subassembly and a reagent strip filling equipment of using this filling subassembly, and this filling subassembly can realize the quick assembly disassembly of specific filling needle under the little condition in filling clearance, and does not have the cross contamination risk.

According to a first aspect of the present application, there is provided in one embodiment a filling assembly comprising:

the filling device comprises a plurality of first filling needles and a plurality of second filling needles, wherein the filling materials contained by the second filling needles are different, the first filling needles and the second filling needles are arranged in a preset direction, and positioning grooves are formed in the first filling needles and the second filling needles;

the mounting seat is provided with a plurality of mounting holes and a plurality of mounting grooves, the first filling needle is arranged in the mounting holes, and the second filling needle is arranged in the mounting grooves; the mounting seat is provided with a plurality of positioning holes, part of the positioning holes are communicated with the mounting holes, the rest part of the positioning holes are communicated with the mounting groove, and the positioning holes and the positioning grooves are oppositely arranged;

and the positioning plug is movably arranged in the positioning hole, and can reach a first position extending into the positioning groove and a second position exiting from the positioning groove.

In an embodiment, the positioning groove on the second filling needle is a V-shaped groove arranged circumferentially.

In one embodiment, the locating plug is a ball plunger.

In an embodiment, the second filling needle is provided with a plurality of positioning grooves, and the mounting seat is provided with a plurality of positioning holes communicated with the mounting groove.

In an embodiment, a groove wall of the mounting groove is disposed at an angle to the predetermined direction.

In one embodiment, the mounting seat is provided with a notch, at least one section of the notch is parallel to the wall of the mounting groove, and the opening of the positioning hole communicated with the mounting groove is arranged on the section.

According to a second aspect of the present application, there is provided in one embodiment a reagent strip filling apparatus comprising: feeding mechanism, filling mechanism, heat-seal mechanism, yard mechanism, labeller that set gradually construct, detection mechanism and unloading mechanism, filling mechanism include like this application in any embodiment filling subassembly.

According to the filling subassembly of above-mentioned embodiment, because need accomplish in quick assembly disassembly's second filling needle locates the mounting groove, the second filling needle is accomplished fixedly through the cooperation of locating plug and constant head tank, when the second filling needle needs to be dismantled, only need take out the locating plug from the constant head tank, can take out the second filling needle along the mounting groove, compact structure, make in this application the filling subassembly be applicable to little clearance filling occasion, and dismouting second filling needle in-process second filling needle is followed the mounting groove business turn over, no great position swing, can not cause cross contamination.

Drawings

FIG. 1 is a schematic diagram of a filling assembly according to one embodiment;

FIG. 2 is a schematic view of another angle of the fill assembly in one embodiment;

FIG. 3 is a configuration of a first filling needle and a second filling needle of the filling assembly in one embodiment;

FIG. 4 is a schematic diagram of a mounting block of the filling assembly in one embodiment;

FIG. 5 is a schematic illustration of the positioning plug and the second filling needle of the filling assembly in one embodiment;

FIG. 6 is a schematic structural diagram of a reagent strip filling apparatus according to an embodiment;

fig. 7 is a schematic diagram of a filling assembly in a filling mechanism of the reagent strip filling apparatus in one embodiment.

Description of reference numerals: 11. a first filling needle; 12. a second filling needle; 2. a mounting seat; 21. mounting holes; 22. mounting grooves; 23. cutting; 3. a positioning plug; 31. positioning a groove; 32. positioning holes; 100. a filling assembly; 200. reagent strip filling equipment; 210. a feeding mechanism; 220. a filling mechanism; 230. a heat sealing mechanism; 240. a code spraying mechanism; 250. a labeling mechanism; 260. a detection mechanism; 270. a blanking mechanism.

Detailed Description

The present application will be described in further detail below with reference to the accompanying drawings by way of specific embodiments. Wherein like elements in different embodiments are numbered with like associated elements. In the following description, numerous specific details are set forth in order to provide a better understanding of the present application. However, those skilled in the art will readily recognize that some of the features may be omitted or replaced with other elements, materials, methods in different instances. In some instances, certain operations related to the present application have not been shown or described in detail in order to avoid obscuring the core of the present application from excessive description, and it is not necessary for those skilled in the art to describe these operations in detail, so that they may be fully understood from the description in the specification and the general knowledge in the art.

In addition, the features, operations, or characteristics described in the specification may be combined in any suitable manner to form various embodiments, and the operation steps involved in the embodiments may be sequentially exchanged or adjusted in a manner that can be obvious to those skilled in the art. Accordingly, the description and drawings are merely for clarity of description of certain embodiments and are not intended to necessarily refer to a required composition and/or order.

The numbering of the components as such, e.g., "first", "second", etc., is used herein only to distinguish the objects as described, and does not have any sequential or technical meaning. The term "connected" and "coupled" when used in this application, unless otherwise indicated, includes both direct and indirect connections (couplings).

A filling assembly 100 according to the present embodiment comprises a mounting seat 2, a positioning plug 3, a plurality of first filling needles 11 and a plurality of second filling needles 12. The second filling needle 12 and the first filling needle 11 contain different filling materials, and the first filling needle 11 and the second filling needle 12 are provided with positioning grooves 31. The mounting seat 2 is provided with a mounting hole 21 for mounting the first filling needle 11, a mounting groove 22 for mounting the second filling needle 12, and a positioning hole 32 communicated with the mounting hole 21 and the mounting groove 22, and the positioning hole 32 is opposite to the positioning groove 31. The positioning plug 3 is movably arranged in the positioning hole 32, and the positioning plug 3 extends into or exits from the positioning groove 31 to complete the assembly and disassembly of the first filling needle 11 or the second filling needle 12. Because need accomplish in quick assembly disassembly's second filling needle 12 locates mounting groove 22, second filling needle 12 is accomplished fixedly through the cooperation of locating plug 3 with constant head tank 31, when second filling needle 12 need be dismantled, only need take out locating plug 3 from constant head tank 31, can take out second filling needle 12 along mounting groove 22, compact structure, make filling subassembly 100 be applicable to little clearance filling occasion in this application, and dismouting second filling needle 12 in-process second filling needle 12 passes in and out along mounting groove 22, no great position swing, can not cause cross contamination.

The present application is illustrated by the following specific examples.

The first embodiment is as follows:

as shown in fig. 1 to 5, in one embodiment of the present application, a filling assembly 100 is provided, which includes a mounting seat 2, a positioning plug 3, a plurality of first filling needles 11 and a plurality of second filling needles 12. The second filling needle 12 contains a different filling material than the first filling needle 11. In this embodiment, the second filling needle 12 is used for filling magnetic beads, and when the apparatus is stopped, the second filling needle 12 needs to be taken down for performing a reflux process to avoid magnetic bead deposition; the first filling needle 11 and the second filling needle 12 are arranged along a preset direction to complete the filling of small gaps of reagent strips, and positioning grooves 31 are formed in the first filling needle 11 and the second filling needle 12. Be equipped with mounting hole 21 and mounting groove 22 on the mount pad 2, first filling needle 11 is located in mounting hole 21, and second filling needle 12 is located in the mounting groove, is equipped with the locating hole 32 with mounting hole 21 or mounting groove 22 intercommunication on the mount pad 2, and locating hole 32 sets up with constant head tank 31 relatively. The activity of locating plug 3 sets up in locating hole 32, and locating plug 3 can reach the primary importance that stretches into constant head tank 31 to and, reach the second place that withdraws from constant head tank 31, when locating plug 3 stretched into constant head tank 31, first filling needle 11 or second filling needle 12 were fixed, can't remove, and when locating plug 3 withdrawed from constant head tank 31, first filling needle 11 or second filling needle 12 were not fixed, can remove.

Since the second filling needle 12 to be quickly disassembled is disposed in the mounting groove 22, the second filling needle 12 is fixed by the cooperation of the positioning plug 3 and the positioning groove 31. When second filling needle 12 need be dismantled, only need take out locating plug 3 from constant head tank 31, can take out second filling needle 12 along mounting groove 22, compact structure for filling subassembly 100 is applicable to the small gap filling occasion in this application, and dismouting second filling needle 12 in-process second filling needle 12 passes in and out along mounting groove 22, does not have great position swing, can not cause cross contamination.

First filling needle 11 and second filling needle 12 pass through the cooperation fixed mounting of location stopper 3 and constant head tank 31 on mount pad 2, for the dismouting second filling needle 12 of being convenient for, location stopper 3 should accomplish the cooperation with constant head tank 31 easily.

In this embodiment, constant head tank 31 on the second filling needle 12 is the slot that circumference set up, so set up, and second filling needle 12 can cooperate in order to accomplish fixedly easy operation with location stopper 3 by the full circumference. For the fixed effect of guarantee, in this embodiment, constant head tank 31 is V type groove, and the constant head tank 31 of V type structure can be decomposed a plurality of directions with the pressure of location stopper 3, the fixed effect of guarantee. Similarly, the positioning groove 31 on the first filling needle 11 may also be a V-shaped groove arranged circumferentially. In this embodiment, the positioning plug 3 is a ball plunger, and when the positioning plug 3 extends into the positioning slot 31, the elastic ball of the ball plunger abuts against two walls of the V-shaped groove to provide sufficient pressure to fix the first filling needle 11 or the second filling needle 12; accordingly, the positioning hole 32 is a threaded hole, and the positioning plug 3 is rotated forward or backward in the positioning hole 32 to reach the first position or the second position.

Because second filling needle 12 locates in mounting groove 22, the cooperation of locating plug 3 and constant head tank 31 needs the three degree of freedom of restriction second filling needle 12 (the ascending removal of second filling needle 12 axial direction, the removal of second filling needle 12 towards mounting groove 22 opening direction and the rotation of second filling needle 12 towards mounting groove 22 opening direction), only rely on the pressure that single locating plug 3 gave to hardly restrict the rotation of second filling needle 12 towards mounting groove 22 opening direction, if the swing takes place in the course of the work, filling subassembly 100 will normally work.

Specifically, in the present embodiment, the second filling needle 12 is provided with a plurality of positioning slots 31, and correspondingly, the mounting base 2 is provided with a plurality of positioning holes 32 communicated with the mounting slot 22. Through the effect of a plurality of locating plugs 3, can effectively restrict the swing of second filling needle 12, ensure the normal work of filling subassembly 100. In this embodiment, the axes of the positioning holes 31 are located on the same plane, the axes of the second filling needles 12 are also located on the same plane, and the opening directions of the positioning holes 31 are also the same, so that the positioning holes 31 can be conveniently machined, and the operations on the positioning plugs 3 can be completed on the same side, thereby saving space. In this embodiment, two positioning grooves 31 are disposed on the second filling needle 12.

In the embodiment, the filling assembly 100 is used for filling a reagent strip with a reagent, the first filling needle 11 and the second filling needle 12 need to be arranged along a preset direction, a gap between the filling needles is small, and the installation groove 22 cannot interfere with the installation hole 21. In this embodiment, the cell wall of mounting groove 22 is angle setting with predetermineeing the direction, and mounting groove 22 does not take place to interfere with mounting hole 21, and the slope of mounting groove 22 sets up simultaneously, can effectively practice thrift the space, realizes the quick assembly disassembly of second filling needle 12 under the small clearance occasion. And the second filling needle 12 enters and exits along the mounting groove 22 in the process of assembling and disassembling, so that the interference with the working space of the first filling needle 11 is avoided, and the cross contamination is avoided. For the fixed effect of guarantee locating plug 3, the axial direction of locating plug 3 should be perpendicular with the cell wall of mounting groove 22, if the mounting hole 21 of direct processing and mounting groove 22 intercommunication on mount pad 2, the too big condition of mounting hole 21 degree of depth can appear, has increased the processing cost promptly, also is not convenient for the dismouting operation of second filling needle 12. Therefore, in this embodiment, the mounting seat 2 is provided with the cut 23, at least one section of the cut 23 is parallel to the wall of the mounting groove 22, and the opening of the positioning hole 32 communicating with the mounting groove 22 is arranged on the section. So set up, the degree of depth of mounting hole 21 is moderate, and the opening of locating hole 32 is parallel with the cell wall of mounting groove 22, practices thrift the cost, also is convenient for the dismouting operation of second filling needle 12.

The second embodiment:

as shown in fig. 6 and fig. 7, in an embodiment of the present application, a reagent strip filling apparatus 200 is provided, which includes a feeding mechanism 210, a filling mechanism 220, a heat sealing mechanism 230, a code spraying mechanism 240, a labeling mechanism 250, a detecting mechanism 260, and a discharging mechanism 270, which are sequentially disposed. The filling mechanism 220 includes a filling assembly 100 as described in any of the embodiments of the present application.

According to filling subassembly 100 in above-mentioned embodiment, because need accomplish in quick assembly disassembly's second filling needle 12 locates mounting groove 22, second filling needle 12 is fixed through the cooperation completion of locating plug 3 and constant head tank 31, when second filling needle 12 need be dismantled, only need take out locating plug 3 from constant head tank 31, can take out second filling needle 12 along mounting groove 22, moreover, the steam generator is compact in structure, make filling subassembly 100 be applicable to the little clearance filling occasion in this application, and dismouting second filling needle 12 in-process second filling needle 12 passes in and out along mounting groove 22, no great position swing, can not cause cross contamination. Two positioning grooves 31 are formed in the second filling needle 12, so that the fixing effect of the second filling needle 12 is guaranteed, and the normal operation of the filling assembly 100 is guaranteed. The installation groove 22 is obliquely arranged, so that the space can be effectively saved, the rapid mounting and dismounting of the second filling needle 12 under the small-gap occasion are realized, the mounting and dismounting process of the second filling needle 12 is carried out along the installation groove 22, the interference with the working space of the first filling needle 11 is avoided, and the cross contamination is avoided.

It is right to have used specific individual example above the utility model discloses expound, only be used for helping to understand the utility model discloses, not be used for the restriction the utility model discloses. To the technical field of the utility model technical personnel, the foundation the utility model discloses an idea can also be made a plurality of simple deductions, warp or replacement.

Claims (7)

1. A filling assembly, comprising:

the filling device comprises a plurality of first filling needles and a plurality of second filling needles, wherein the filling materials contained by the second filling needles are different, the first filling needles and the second filling needles are arranged in a preset direction, and positioning grooves are formed in the first filling needles and the second filling needles;

the mounting seat is provided with a plurality of mounting holes and a plurality of mounting grooves, the first filling needle is arranged in the mounting holes, and the second filling needle is arranged in the mounting grooves; the mounting seat is provided with a plurality of positioning holes, part of the positioning holes are communicated with the mounting holes, the rest part of the positioning holes are communicated with the mounting groove, and the positioning holes and the positioning grooves are oppositely arranged;

and the positioning plug is movably arranged in the positioning hole, and can reach a first position extending into the positioning groove and a second position exiting from the positioning groove.

2. A filling assembly according to claim 1, wherein the locating groove on the second filling needle is a circumferentially disposed V-shaped groove.

3. A filling assembly according to claim 2, wherein the locating plug is a ball plunger.

4. The filling assembly of claim 1, wherein the second filling needle defines a plurality of positioning slots, and the mounting base defines a plurality of positioning holes in communication with the mounting slots.

5. A filling assembly according to claim 1, wherein the walls of the mounting channel are angled relative to the predetermined direction.

6. The filling assembly of claim 5, wherein the mounting base is provided with a cut, at least one cut surface of the cut is parallel to a groove wall of the mounting groove, and an opening of the positioning hole communicated with the mounting groove is arranged on the cut surface.

7. A reagent strip filling apparatus, comprising: a loading mechanism, a filling mechanism, a heat sealing mechanism, a code spraying mechanism, a labeling mechanism, a detecting mechanism and a blanking mechanism which are arranged in sequence, wherein the filling mechanism comprises the filling assembly as claimed in any one of claims 1 to 6.

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