CN217677529U

CN217677529U - Elution device and microbial detection equipment with same

Info

Publication number: CN217677529U
Application number: CN202221278980.8U
Authority: CN
Inventors: 林华青; 周维健; 黄丽云
Original assignee: Zhuhai Deer Bioengineering Co ltd
Current assignee: Zhuhai Deer Bioengineering Co ltd
Priority date: 2022-05-25
Filing date: 2022-05-25
Publication date: 2022-10-28
Anticipated expiration: 2032-05-25

Abstract

The utility model discloses an elution device to a microorganism check out test set with elution device is disclosed, wherein elution device includes: bottom plate, mount pad, first centre gripping subassembly and second centre gripping subassembly. The bottom plate is provided with a frame; the mounting seat is arranged on the bottom plate; the first clamping assembly is arranged on the mounting seat and can clamp and fix the culture bottle and the sample bottle; the second clamping assembly is movably arranged on the rack and is positioned above the first clamping assembly; wherein the second centre gripping subassembly includes first holder and second holder, but first holder centre gripping blake bottle to first holder subassembly in, but the sample bottle of second holder centre gripping to first holder subassembly in, the sample can be held to the second holder centre gripping sample to the blake bottle in elution, can improve the efficiency of sample elution, the time of elution still can be controlled simultaneously, prevent that the sample from wiping the cotton and soaking the time overlength in the blake bottle.

Description

Elution device and microbial detection equipment with same

Technical Field

The utility model relates to a microbiological detection technology field, in particular to elution device and have its microbiological detection equipment.

Background

Microbial testing is a clinical medical testing tool and plays a critical role in epidemiological diagnosis. In microbiological experiments, it is often necessary to perform culture observations on microorganisms before subsequent immunotherapy studies, medical care studies, and the like are performed. Therefore, efficient culture of microorganisms is extremely important.

In the culture of some microorganisms, a microorganism sample is eluted into a culture bottle for culture, namely the sample in the sample bottle is eluted into the culture bottle for culture, and a color development test can be carried out on a color development reagent in the culture bottle while the culture is carried out, so that a detection result is obtained. However, in the current stage, when elution is performed, the swab is generally soaked in a culture flask, so that the elution effect is poor, and the time is long.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides an elution device can elute the microorganism sample in the blake bottle fast.

The utility model discloses still provide a little biological detection equipment who has above-mentioned elution device.

According to the utility model discloses an elution device of first aspect embodiment, elution device includes: bottom plate, mount pad, first centre gripping subassembly and second centre gripping subassembly. The bottom plate is provided with a rack; the mounting seat is mounted on the bottom plate; the first clamping assembly is arranged on the mounting seat and can clamp and fix a culture bottle and a sample bottle; the second clamping assembly is movably arranged on the rack and is positioned above the first clamping assembly; the second clamping component comprises a first clamping component and a second clamping component, the first clamping component can clamp the culture bottle to the first clamping component, the second clamping component can clamp the sample bottle to the first clamping component, and the second clamping component can clamp the sample to the culture bottle for elution.

According to the utility model discloses elution device has following beneficial effect at least: the second clamping component clamps the sample bottle and the culture bottle to the first clamping component, then the second clamping component clamps the sample in the sample bottle to the culture bottle in the first clamping component for sample elution, and after elution is completed, the sample can be pulled out from the culture bottle through the second clamping component, so that the sample elution efficiency can be improved, meanwhile, the elution time can be controlled, and the sample swabbing cotton is prevented from being soaked in the culture bottle for too long time.

According to some embodiments of the invention, the elution device further comprises a sealing assembly disposed on the mounting seat, the sealing assembly comprising:

the rotating mechanism comprises a first driving piece and a swinging arm, the output end of the first driving piece is connected with one end of the swinging arm, the other end of the swinging arm is provided with an oil supply nozzle, and the first driving piece drives the swinging arm to swing so as to align the oil supply nozzle to the bottle mouth of the culture bottle; and

fuel feeding mechanism, fuel feeding mechanism includes second driving piece and oil storage tank, the second driving piece intercommunication the oil storage tank and supply the oil mouth, the oil storage tank is used for storing sealed liquid, sealed liquid is used for sealing the liquid level of blake bottle.

According to some embodiments of the invention, the first clamping assembly comprises:

the fixing part is fixedly arranged on the mounting seat;

the clamping part is movably arranged on the mounting seat, two accommodating grooves are formed in the fixing part and the clamping part, and the positions of the accommodating grooves in the fixing part and the clamping part are in one-to-one correspondence respectively; and

the output end of the third driving piece is connected with the clamping part, and the third driving piece drives the clamping part to move towards the fixing part.

According to some embodiments of the utility model, one of them on the fixed part be provided with mobilizable tight piece of clamp on the holding tank, it connects through an elastic component to press from both sides tight piece on the fixed part.

According to some embodiments of the utility model, be provided with anti-skidding stripe in the holding tank.

According to some embodiments of the invention, the elution device further comprises a sensing assembly, the sensing assembly is mounted on the mounting base through a bracket, the sensing assembly comprises:

the mounting ring is positioned above the first clamping assembly and is provided with an avoidance hole which is used for avoiding the sample bottle and the culture bottle; and

a plurality of sets of sensing mechanisms disposed in the mounting ring, the sensing mechanisms operable to sense the position of the sample bottles and the culture bottles.

According to some embodiments of the utility model, the swing arm has dodges the portion, dodge the portion and be used for dodging the collar.

According to some embodiments of the invention, the second clamping assembly comprises:

the first clamping piece is movably arranged on the rack through a linear moving mechanism and is used for clamping the culture bottle into the second clamping assembly; and

the second clamping piece is movably arranged on the rack through the other linear moving mechanism and used for clamping the sample bottle to the second clamping assembly.

According to the utility model discloses a few embodiments, rectilinear movement mechanism can along slide rail in the frame slides, rectilinear movement mechanism can follow vertical direction lift and slide, rectilinear movement mechanism's exposed core is rotatory with self axis.

According to the utility model discloses a little biological detection equipment of second aspect embodiment, little biological detection equipment includes any one of the above-mentioned embodiment the elution device, the elution device sets up in little biological detection equipment's cavity.

According to the utility model discloses little biological detection equipment has following beneficial effect at least: the elution device is used for rapidly providing an eluted sample for the microorganism detection equipment, so that the microorganism detection equipment can conveniently culture and detect the sample.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic view of an elution apparatus according to an embodiment of the present invention;

FIG. 2 is an enlarged schematic view of a first clamping assembly of the elution device shown in FIG. 1;

FIG. 3 is a schematic view of a first clamping assembly of the elution device shown in FIG. 2;

FIG. 4 is a top schematic view of the first clamping assembly shown in FIG. 3;

fig. 5 is another perspective view of the first clamping assembly shown in fig. 3 (the sensing assembly is omitted).

Reference numerals:

a culture bottle 1 and a sample bottle 2;

a base plate 10;

a mounting base 20;

the first clamping assembly 30, the fixing part 31, the clamping block 311, the elastic element 312, the clamping part 32, the receiving groove 321 and the third driving element 33;

a second clamping assembly 40, a first clamping piece 41, a second clamping piece 42 and a linear moving mechanism 43;

a seal assembly 50, a first driver 511, a swing arm 512, an oil supply nozzle 513, an escape portion 514, a second driver 521, and an oil tank 522;

sensing assembly 60, bracket 61, mounting ring 62, sensing mechanism 63.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it should be understood that the directional descriptions, such as the directions or positional relationships indicated by upper, lower, front, rear, left, right, etc., are based on the directions or positional relationships shown in the drawings, and are only for convenience of description and simplification of the description, but not for indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present invention.

In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If there is a description of first and second for the purpose of distinguishing technical features only, this is not to be understood as indicating or implying a relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of technical features indicated.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

Referring to fig. 1 to 3, an elution apparatus according to an embodiment of a first aspect of the present invention includes: base plate 10, mount 20, first clamping assembly 30 and second clamping assembly 40. A frame is arranged on the bottom plate 10; the mounting seat 20 is mounted on the bottom plate 10; the first clamping assembly 30 is arranged on the mounting base 20, and the first clamping assembly 30 can clamp and fix the culture bottle 1 and the sample bottle 2; the second clamping assembly 40 is movably arranged on the frame and is positioned above the first clamping assembly 30; the second clamping assembly 40 includes a first clamping member 41 and a second clamping member 42, the first clamping member 41 can clamp the culture bottle 1 to the first clamping assembly 30, the second clamping member 42 can clamp the sample bottle 2 to the first clamping assembly 30, and the second clamping member 42 can clamp the sample to the culture bottle 1 for elution.

Specifically, the second clamping assembly 40 clamps the sample bottle 2 and the culture bottle 1 to the first clamping assembly 30, then the second clamping assembly 40 clamps the sample in the sample bottle 2 to the culture bottle 1 in the first clamping assembly 30 for sample elution, and after the elution is completed, the sample can be extracted from the culture bottle 1 through the second clamping assembly 40, so that the sample elution efficiency can be improved, meanwhile, the elution time can be controlled, and the sample swabbing cotton is prevented from being soaked in the culture bottle 1 for too long time.

Referring to fig. 1, in some embodiments of the present invention, the second clamping assembly 40 may include a first clamping member 41 and a second clamping member 42. The first clamping piece 41 is movably arranged on the rack through a linear moving mechanism 43, and the first clamping piece 41 is used for clamping the culture bottle 1 into the second clamping assembly 40; a second holding member 42 is movably disposed on the frame by another linear moving mechanism 43, and the second holding member 42 is used for holding the sample bottle 2 in the second holding assembly 40.

Therefore, it is conceivable that the first clamping member 41 and the second clamping member 42 move on the rack, so as to clamp and bring the culture bottle 1 and the sample bottle 2 into the first clamping assembly for clamping and fixing.

Referring to fig. 1, in some embodiments of the present invention, further, the linear moving mechanism 43 can slide along the sliding rail on the rack, the linear moving mechanism 43 can slide up and down along the vertical direction, and the clamping end of the linear moving mechanism 43 rotates along its axis. Specifically, the linear moving mechanism 43 drives the culture bottle 1 and the sample bottle 2 to move above the first clamping assembly 30 along the rack, and then the culture bottle 1 and the sample bottle 2 can be placed in the first clamping assembly 30 by self-lifting and sliding along the vertical direction, then the bottle cap of the culture bottle 1 and the swab of the sample bottle 2 are unscrewed respectively by utilizing the self-rotation of the clamping part 32 of the first clamping piece 41 and the self-rotation of the clamping part 32 of the second clamping piece 42, and the swab clamped by the second clamping piece 42 and stained with the microorganism sample is clamped and moved into the culture bottle 1 for rotary elution, so that the microorganism sample on the swab is eluted into the culture bottle 1. After the elution, the second clamping member 42 can be used for wiping cotton and placing the cotton back into the sample bottle 2, meanwhile, the first clamping member 41 can be used for screwing back the bottle cap of the culture bottle 1, finally, the culture bottle 1 can be clamped and conveyed to a culture environment through the first clamping member 41 for culture, and the sample bottle 2 is clamped and placed to a recovery position through the second clamping member 42 for recovery of the sample bottle 2. At this point, a complete sample elution process is completed.

Referring to fig. 1 to 3, in some embodiments of the present invention, in order to prevent the culture reagent in the culture bottle 1 from oxidizing and affecting the culture of the microorganism sample, the elution apparatus may further include a sealing assembly 50, and the sealing assembly 50 is disposed on the mounting seat 20 and located at one side of the first clamping assembly 30. Specifically, the seal assembly 50 includes: a rotating mechanism and an oil supply mechanism. The rotating mechanism comprises a first driving piece 511 and a swinging arm 512, the output end of the first driving piece 511 is connected with one end of the swinging arm 512, and the other end of the swinging arm 512 is provided with an oil supply nozzle 513, so that the first driving piece 511 drives the swinging arm 512 to swing to align the oil supply nozzle 513 with the mouth of the culture bottle 1; as shown in the figure, after the first clamping member 41 places the culture bottle 1 in the first clamping assembly 30 and the microorganism sample is eluted in the culture bottle 1 through the second clamping member 42, the swing arm 512 is driven by the first driving member 511 to swing from the front side of the first driving member 511 to the rear side of the first driving member 511, so that the oil supply nozzle 513 on the free end of the swing arm 512 is moved to the mouth of the culture bottle 1.

The oil supply mechanism includes a second driver 521 and an oil tank 522, the second driver 521 is communicated with the oil tank 522 and the oil supply nozzle 513, the oil tank 522 is used for storing sealing liquid, and the sealing liquid is used for sealing the liquid surface of the culture bottle 1. The second driver 521 drives and conveys the sealing liquid in the oil storage tank 522 to the oil supply nozzle 513, and the sealing liquid is dripped into the culture bottle 1 by the oil supply nozzle 513 to carry out liquid sealing of the reagent, thereby preventing the oxidation of the culture reagent and being unfavorable for the culture of the microorganism sample.

The sealing liquid can be selected from common paraffin oil, has low density, can float on the culture liquid surface and does not react with the culture liquid; the second driving element 521 can select a micro peristaltic pump, has small volume and can control the delivery amount of paraffin oil, save space and prevent excessive delivery of sealing liquid; the first driving member 511 can be a micro motor, and the swing arm 512 can swing easily due to the flexible action of the first driving member under the volume.

Referring to fig. 3-5, in some embodiments of the present invention, first clamping assembly 30 includes: a fixing portion 31, a clamping portion 32, and a third driving member 33. The fixing portion 31 is fixed on the mounting base 20; the clamping part 32 is movably mounted on the mounting seat 20, the fixing part 31 and the clamping part 32 are both provided with two accommodating grooves 321, and the positions of the accommodating grooves 321 on the fixing part 31 and the clamping part 32 are respectively in one-to-one correspondence; the output end of the third driving member 33 is connected to the clamping portion 32, and the third driving member 33 drives the clamping portion 32 to move toward the fixing portion 31. Specifically, the two accommodating holes 321 on the fixing portion 31 and the clamping portion 32 are respectively in one-to-one correspondence, so as to form two accommodating holes for accommodating the sample bottle 2 and the culture bottle 1, the second clamping assembly 40 clamps the culture bottle 1 and the sample bottle 2 in the accommodating holes, and the third driving member 33 drives the clamping portion 32 to move towards the fixing direction, so as to reduce the accommodating holes, and further clamp and fix the culture bottle 1 and the sample bottle 2. The third driving member 33 may be a screw structure for stable transmission, a rack and pinion structure, or even an air cylinder or a hydraulic cylinder, which is not limited in this embodiment.

Referring to fig. 3 to 5, in some embodiments of the present invention, further, a movable clamping block 311 is disposed on one of the receiving slots 321 on the fixing portion 31, and the clamping block 311 is connected to the fixing portion 31 through an elastic member 312. In some embodiments, the diameter of the sample bottle 2 is smaller than that of the culture bottle 1 or the diameter of the culture bottle 1 is smaller than that of the sample bottle 2, a clamping block 311 connected to the fixing part 31 through an elastic member 312 is disposed in one of the receiving grooves 321 of the fixing part 31, the elastic member 312 may include a spring and a contour screw, and the clamping block 311 may be lifted up by the elastic action of the spring, so as to cooperate with the clamping part 32 to clamp the sample bottle 2 or the culture bottle 1 with the smaller diameter, thereby facilitating the opening of the lid.

Referring to fig. 3 to 5, in some embodiments of the present invention, an anti-slip stripe is further disposed in the accommodating groove 321. The vertical setting of anti-skidding stripe, then when the lid of sample bottle 2 or blake bottle 1 is opened in the rotation of second centre gripping subassembly 40, the frictional force between accessible anti-skidding stripe increase holding tank 321 and the body prevents to take place to skid when uncapping.

Referring to fig. 2 to 4, in some embodiments of the present invention, the elution apparatus further includes a sensing assembly 60, the sensing assembly 60 is mounted on the mounting base 20 through a bracket 61, and the sensing assembly 60 includes: a mounting ring 62 and a plurality of sets of sensing mechanisms 63. The mounting ring 62 is positioned above the first clamping assembly 30, and the mounting ring 62 is provided with avoidance holes for avoiding the sample bottles 2 and the culture bottles 1; a sensing mechanism 63 is provided in the mounting ring 62, the sensing mechanism 63 being operable to sense the position of the sample bottle 2 and hence the culture bottle 1. Specifically, for the position of response subassembly 60 sensing sample bottle 2 and blake bottle 1, then the mounting height of collar 62 can be in the top of mount pad 20 and be located the upper portion of sample bottle 2 and blake bottle 1, then in the front and back orientation, all be provided with a set of induction mechanism 63 on the position that corresponds sample bottle 2 and blake bottle 1 respectively, also all be provided with induction mechanism 63 on the collar 62 both sides of left and right directions simultaneously, so, the nodical of the response in all directions is then the position of laying of blake bottle 1 and sample bottle 2, utilize multiunit induction mechanism 63 to respond to the position of sample bottle 2 and blake bottle 1, be convenient for second centre gripping subassembly 40 carries out accurate uncapping action and elution action.

Referring to fig. 2-3 and 5, in some embodiments of the present invention, the swing arm 512 has an avoiding portion 514, and the avoiding portion 514 is used for avoiding the mounting ring 62. Further, when the elution apparatus has the sensing assembly 60, the mounting ring 62 of the sensing assembly 60 interferes with the swing of the swing arm 512, and a concave avoiding portion 514 is disposed at a corresponding position on the swing arm 512, so that when the swing arm 512 rotates to a certain position, the mounting ring 62 is avoided through the avoiding portion 514, and finally the liquid supply is not affected.

According to the microorganism detection apparatus (not shown in the figure) of the second aspect embodiment of the present invention, the microorganism detection apparatus comprises the elution device of any one of the above embodiments, and the elution device is disposed in the cavity of the microorganism detection apparatus. The elution device can rapidly provide the eluted sample for the microorganism detection equipment, so that the microorganism detection equipment can conveniently culture and detect the sample.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.

Claims

1. An elution device, comprising:

the bottom plate is provided with a rack;

the mounting seat is mounted on the bottom plate;

the first clamping assembly is arranged on the mounting seat and can clamp and fix a culture bottle and a sample bottle; and

the second clamping assembly is movably arranged on the rack and is positioned above the first clamping assembly;

the second clamping component comprises a first clamping component and a second clamping component, the first clamping component can clamp the culture bottle to the first clamping component, the second clamping component can clamp the sample bottle to the first clamping component, and the second clamping component can clamp the sample to the culture bottle for elution.

2. The elution device of claim 1, further comprising a seal assembly disposed on the mount, the seal assembly comprising:

3. The elution device of claim 1, wherein the first clamping assembly comprises:

the fixing part is fixedly arranged on the mounting seat;

4. The elution device of claim 3 wherein the holding portion has a movable clamping block disposed on one of the receiving slots, the clamping block being connected to the holding portion by a resilient member.

5. The elution device of claim 3 wherein the receiving reservoir has anti-slip stripes disposed therein.

6. The elution device of claim 2, further comprising a sensing assembly mounted to the mount via a bracket, the sensing assembly comprising:

7. The elution device of claim 6, wherein the swing arm has an avoidance portion for avoiding the mounting ring.

8. The elution device of claim 1, wherein the second clamping assembly comprises:

the second clamping piece is movably arranged on the rack through the other linear moving mechanism and is used for clamping the sample bottle to the second clamping assembly.

9. The elution device as claimed in claim 8, wherein the linear movement mechanism is slidable along a slide rail on the rack, the linear movement mechanism is vertically slidable up and down, and the clamping end of the linear movement mechanism rotates on its own axis.

10. A microbiological detection device comprising an elution means according to any one of claims 1 to 9, said elution means being disposed in a cavity of said microbiological detection device.