Cold storage type orifice plate sample injector of flow cytometer
By introducing a refrigeration component and a limiting structure into the flow cytometer, the problem of sample instability at room temperature in the well plate sampler was solved, achieving stable cooling and fixation of the sample, and improving detection efficiency and accuracy.
Patent Information
- Application Number
- CN202520043222.5
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-01-08
- Publication Date
- 2026-02-13
- Estimated Expiration
- 2035-01-08
AI Technical Summary
The existing plate sampler lacks a refrigeration function, which causes the sample to be unstable at room temperature, affecting the test results and efficiency.
A flow cytometer refrigerated well plate sampler was designed, comprising a refrigeration component and a limiting component. Through structures such as a limiting mounting groove, a storage drawer, a limiting plate, and a wedge mesh, the sample can be cooled and stably fixed.
This improves the practicality and efficiency of the well plate sampler, ensuring the stability and accuracy of samples during the testing process.
Smart Images
Figure CN223910601U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to flow cytometer technical field, concretely is a flow cytometer cold storage formula well plate sample injector. BACKGROUND
[0002] Flow cytometer is the device that carries out automatic analysis and sorting to cell, it can fast measure, store, show the characteristic parameter of a series of important biophysical, biochemical aspects of dispersed cell suspended in liquid, and can according to the parameter range of preselection, the specified cell subpopulation is sorted out, most flow cytometer is a kind of zero resolution instrument, it can only measure a cell such as total nucleic acid amount, total protein amount and the like index, and cannot identify and measure the amount of nucleic acid or protein in a certain specific site, that is, its detail resolution is zero, in order to improve the use efficiency of flow cytometer, a well plate sample injector is needed, but the existing well plate sample injector still has the following shortcomings:
[0003] When the existing well plate sample injector is used, most well plate sample injectors do not have refrigeration function, and the sample to be detected by flow cytometer is generally unstable at room temperature, so that the detection result of the sample is easily affected, causing the practicality of the well plate sample injector to decrease and the use efficiency to decrease.
[0004] Therefore, in view of the above, the existing structure and defects are improved, and a flow cytometer cold storage formula well plate sample injector is provided. INVENTION CONTENTS
[0005] The utility model aims at providing a flow cytometer cold storage formula well plate sample injector to solve the problems in the above background art.
[0006] To achieve the above object, the utility model provides the following technical scheme: a flow cytometer cold storage formula well plate sample injector, including cytometer main part and cold storage component, the inside lower end of cytometer main part is provided with receiving apron, the upper end of receiving apron is provided with cold storage component, and the cold storage component includes tray main body, limit installation groove, storage drawer, limit plate, auxiliary pull ring, installation butt joint groove, installation butt joint block and wedge net, the inside front end of tray main body is provided with limit installation groove, the inside limit installation groove is connected with storage drawer, and the outside limit installation groove is additionally provided with limit plate, the outside limit plate is additionally provided with auxiliary pull ring in middle end, the upper end of storage drawer is provided with installation butt joint groove on both sides, the inside installation butt joint groove is connected with installation butt joint block, and the inside installation butt joint block is provided with wedge net, and the inside upper end of tray main body is provided with limit component.
[0007] Further, the inside size of limit installation groove is matched with the outside size of storage drawer, and the storage drawer is slidably connected with the tray main body through the limit installation groove.
[0008] Further, the outside of the storage drawer is horizontally distributed with the outside of the limiting plate, and the limiting plate is fixedly connected with the storage drawer through bolts.
[0009] Further, the inside size of the mounting butt joint groove is matched with the outside size of the mounting butt joint block, and the mounting butt joint block is embeddedly connected with the storage drawer through the mounting butt joint groove.
[0010] Further, the limiting assembly comprises a hole plate body, limiting through holes, a storage groove, first spring damping rods and clamping rings, limiting through holes are formed in the inside of the hole plate body on both sides, a storage groove is formed in the inside of the hole plate body, first spring damping rods are additionally arranged on both sides in the inside of the storage groove, and clamping rings are arranged at the front ends of the first spring damping rods.
[0011] Further, the limiting assembly further comprises receiving grooves, second spring damping rods and limiting balls, receiving grooves are formed in the inside of the tray body on the upper end, second spring damping rods are arranged in the inside of the receiving grooves, and limiting balls are arranged at the front ends of the second spring damping rods.
[0012] Further, the first spring damping rods and the clamping rings are vertically distributed, and the clamping rings are elastically connected with the hole plate body through the first spring damping rods.
[0013] Further, the number of the limiting balls is four, two limiting balls form a group, and each group of limiting balls is symmetrically arranged in the inside of the tray body on both sides of the front surface of the tray body.
[0014] The utility model provides a flow cytometer cold storage type hole plate sample injector, has the following beneficial effects:
[0015] 1, the utility model discloses a cold storage assembly is set up, can when flow cytometer cold storage type hole plate sample injector uses, through the limiting installation groove of the front end of tray body inside sliding installation hole plate drawer into the inside of tray body, and cooperate limiting plate and auxiliary pull ring increase the convenience in hole plate drawer sliding pull -out process, place wet ice or dry ice in the inside of hole plate drawer, can carry out cooling treatment to the inside of tray body, and through the mounting butt joint groove cooperation mounting butt joint block wedge net is docked and installed in the inside of hole plate drawer, can avoid the direct contact of sample bottom and the wet ice or dry ice in the inside of hole plate drawer, improve the overall practicality and use efficiency of hole plate sample injector.
[0016] 2, The utility model discloses a limit component's setting can be used when flow cytometer cold -stored well plate sample feeder, through the second spring damping rod makes the limit ball and tray main body elastic connection, and utilizes limit ball cooperation limit through -hole and quickly completes well plate main body and the limit fixed of tray main body, installs the first spring damping rod fixedly in the inside both sides of the storage groove, through the first spring damping rod makes the clamping ring and storage groove elastic connection to the sample in the storage groove is limited with clamping ring cooperation first spring damping rod, further improve the stability in the sample placement process, improve well plate sample feeder whole practicality and use efficiency. BRIEF DESCRIPTION OF DRAWINGS
[0017] Fig. 1 It is a kind of flow cytometer cold -stored well plate sample feeder's three-dimensional structure schematic view of the utility model;
[0018] Fig. 2 It is limit component three-dimensional development structure schematic view of the utility model a kind of flow cytometer cold -stored well plate sample feeder;
[0019] Fig. 3 It is limit component three-dimensional sectional structure schematic view of the utility model a kind of flow cytometer cold -stored well plate sample feeder.
[0020] In the drawing: 1, cell instrument main body;2, receiving support plate;3, refrigeration component;301, tray main body;302, limit installation groove;303, storage drawer;304, limit plate;305, auxiliary pull ring;306, installation butt joint groove;307, installation butt joint block;308, wedge net;4, limit component;401, well plate main body;402, limit through -hole;403, storage groove;404, first spring damping rod;405, clamping ring;406, receiving groove;407, second spring damping rod;408, limit ball. DETAILED DESCRIPTION
[0021] The embodiment of the utility model is further described in detail in combination with the drawings and examples. The following examples are used to illustrate the utility model, but cannot be used to limit the scope of the utility model.
[0022] As Figs. 1-3As shown, a flow cytometer refrigerated well plate sample injector includes a cytometer body 1 and a refrigeration assembly 3, and the lower end of the cytometer body 1 is provided with a receiving plate 2, and the upper end of the receiving plate 2 is provided with the refrigeration assembly 3, and the refrigeration assembly 3 includes a tray body 301, a limiting installation groove 302, a storage drawer 303, a limiting plate 304, an auxiliary pull ring 305, an installation butt joint groove 306, an installation butt joint block 307 and a wedge net 308, and the limiting installation groove 302 is opened at the front end of the tray body 301, and the storage drawer 303 is connected in the limiting installation groove 302, and the limiting plate 304 is additionally provided outside the storage drawer 303, and the auxiliary pull ring 305 is additionally provided at the middle end outside the limiting plate 304, and the installation butt joint groove 306 is opened at the upper end of the storage drawer 303, and the installation butt joint block 307 is connected in the installation butt joint groove 306, and the wedge net 308 is provided inside the installation butt joint block 307, the limiting installation groove 302 is matched with the size of the storage drawer 303, and the storage drawer 303 is slidably connected with the tray body 301 through the limiting installation groove 302, the limiting plate 304 is fixedly connected with the storage drawer 303 through bolts, the installation butt joint groove 306 is matched with the size of the installation butt joint block 307, and the installation butt joint block 307 is embeddedly connected with the storage drawer 303 through the installation butt joint groove 306, the storage drawer 303 is slidably installed in the tray body 301 through the limiting installation groove 302 opened at the front end of the tray body 301, and the limiting plate 304 and the auxiliary pull ring 305 are matched to increase the convenience of the sliding and pulling process of the storage drawer 303, the wet ice or dry ice is placed in the storage drawer 303, so that the tray body 301 can be cooled, and the size of the installation butt joint groove 306 opened at the upper end of the storage drawer 303 is matched with the size of the installation butt joint block 307 additionally provided at the two sides of the wedge net 308, so that the wedge net 308 is butt-jointedly installed in the storage drawer 303 through the installation butt joint groove 306 and the installation butt joint block 307, thereby avoiding direct contact between the sample bottom and the wet ice or dry ice in the storage drawer 303, and improving the practicability and use efficiency of the well plate sample injector.
[0023] As Figs. 1-3As shown, the tray body 301 is internally provided with a limiting assembly 4, the limiting assembly 4 includes a hole plate body 401, a limiting through hole 402, a storage groove 403, a first spring damping rod 404 and a clamping ring 405, the limiting through hole 402 is formed on both sides of the inside of the hole plate body 401, and the storage groove 403 is formed in the inside of the hole plate body 401, and the first spring damping rod 404 is additionally provided on both sides of the inside of the storage groove 403, and the clamping ring 405 is installed at the front end of the first spring damping rod 404, the limiting assembly 4 further includes a receiving groove 406, a second spring damping rod 407 and a limiting ball 408, the receiving groove 406 is formed at the upper end of the inside of the tray body 301, and the second spring damping rod 407 is installed in the inside of the receiving groove 406, and the limiting ball 408 is provided at the front end of the second spring damping rod 407, the first spring damping rod 404 and the clamping ring 405 are vertically distributed, and the clamping ring 405 is elastically connected with the hole plate body 401 through the first spring damping rod 404, there are four limiting balls 408, and two limiting balls 408 form a group, and each group of limiting balls 408 is symmetrically arranged on both sides of the inside of the tray body 301 with the front central axis of the tray body 301, the second spring damping rod 407 is fixedly installed in the receiving groove 406 formed on both sides of the inside of the tray body 301 through a fastening bolt, and the limiting ball 408 is elastically connected with the tray body 301 by using the second spring damping rod 407, and the external dimension of the limiting ball 408 is matched with the internal dimension of the limiting through hole 402 formed on both sides of the inside of the hole plate body 401, so that the limiting and fixing of the hole plate body 401 and the tray body 301 are quickly completed through the cooperation of the limiting ball 408 and the limiting through hole 402, and the storage groove 403 formed in the inside of the hole plate body 401 can limit the placement of samples, the first spring damping rod 404 is fixedly installed on both sides of the inside of the storage groove 403, and the clamping ring 405 is elastically connected with the storage groove 403 by using the first spring damping rod 404, so that the samples in the storage groove 403 can be limited by using the clamping ring 405 in cooperation with the first spring damping rod 404, further improving the stability during the placement of samples and improving the overall practicality and use efficiency of the hole plate sampler.
[0024] In summary, the flow cytometer cold storage well plate sample injector, in use, first, the tray main body 301 is placed in the receiving support plate 2 arranged at the lower end of the cell instrument main body 1, the storage drawer 303 is slidably installed in the tray main body 301 through the limiting installation groove 302 opened at the front end of the tray main body 301, and the convenience of the sliding and pulling process of the storage drawer 303 is increased by cooperating with the limiting plate 304 and the auxiliary pull ring 305, the wet ice or dry ice is placed in the storage drawer 303, so that the tray main body 301 can be cooled, and the wedge-shaped net 308 is butted and installed in the storage drawer 303 by cooperating with the installation butt joint groove 306 and the installation butt joint block 307, so that the sample bottom and the wet ice or dry ice in the storage drawer 303 are prevented from being directly contacted, then, the limiting ball 408 is elastically connected with the tray main body 301 by the second spring damping rod 407, and the limiting ball 408 is used for quickly limiting and fixing the well plate main body 401 and the tray main body 301, the first spring damping rod 404 is fixedly installed on both sides of the storage groove 403, the clamping ring 405 is elastically connected with the storage groove 403 by the first spring damping rod 404, so that the clamping ring 405 is used for limiting the sample in the storage groove 403, and the stability of the sample during placement is further improved, and the practicability and use efficiency of the well plate sample injector are improved.
[0025] The embodiments of the present application are given for the purpose of illustration and description, and are not exhaustive or limit the present application to the disclosed form. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments are chosen and described in order to best explain the principles of the present application and its practical application, and to enable others skilled in the art to understand the present application in order to design various embodiments with various modifications for specific use.
Claims
1. A flow cytometer refrigerated well-plate injector comprising a cytometer body (1) and a refrigeration assembly (3), characterised in that, The cell instrument main body (1) is internally provided with a receiving support plate (2), the upper end of the receiving support plate (2) is provided with a refrigeration assembly (3), and the refrigeration assembly (3) comprises a tray main body (301), a limiting installation groove (302), a storage drawer (303), a limiting plate (304), an auxiliary pull ring (305), an installation butt joint groove (306), an installation butt joint block (307) and a wedge-shaped net (308), the front end of the tray main body (301) is provided with a limiting installation groove (302), the limiting installation groove (302) is internally connected with the storage drawer (303), and the limiting plate (304) is additionally arranged outside the storage drawer (303), meanwhile, the auxiliary pull ring (305) is additionally arranged at the middle end outside the limiting plate (304), the upper end of the storage drawer (303) is provided with installation butt joint grooves (306) on both sides, the installation butt joint grooves (306) are internally connected with the installation butt joint block (307), and the wedge-shaped net (308) is arranged inside the installation butt joint block (307), and the upper end of the tray main body (301) is provided with a limiting assembly (4).
2. A flow cytometer refrigerated well-plate sample injector according to claim 1, wherein, The limiting installation groove (302) is internally matched with the external size of the storage drawer (303), and the storage drawer (303) is slidably connected with the tray main body (301) through the limiting installation groove (302).
3. A flow cytometer refrigerated well-plate sample injector as defined in claim 1, wherein, The outer side of the storage drawer (303) and the outer side of the limiting plate (304) are horizontally distributed, and the limiting plate (304) is fixedly connected with the storage drawer (303) through bolts.
4. A flow cytometer refrigerated well-plate sample injector as defined in claim 1, wherein, The installation butt joint groove (306) is internally matched with the external size of the installation butt joint block (307), and the installation butt joint block (307) is embeddedly connected with the storage drawer (303) through the installation butt joint groove (306).
5. A flow cytometer refrigerated well-plate sample injector as defined in claim 1, wherein, The limiting assembly (4) comprises a hole plate main body (401), limiting through holes (402), a storage groove (403), first spring damping rods (404) and clamping rings (405), limiting through holes (402) are formed on both sides of the inside of the hole plate main body (401), the hole plate main body (401) is internally provided with a storage groove (403), and the first spring damping rods (404) are additionally arranged on both sides of the inside of the storage groove (403), and the clamping rings (405) are arranged at the front end of the first spring damping rods (404).
6. A flow cytometer refrigerated well-plate sample injector as defined in claim 5, wherein, The limiting assembly (4) further comprises a receiving groove (406), second spring damping rods (407) and limiting balls (408), the receiving groove (406) is formed in the upper end of the inside of the tray main body (301), the second spring damping rods (407) are arranged in the receiving groove (406), and the limiting balls (408) are arranged at the front end of the second spring damping rods (407).
7. A flow cytometer refrigerated well-plate sample injector as defined in claim 6, wherein, The first spring damping rods (404) and the clamping rings (405) are vertically distributed, and the clamping rings (405) are elastically connected with the hole plate main body (401) through the first spring damping rods (404).
8. A flow cytometer refrigerated well-plate sample injector as defined in claim 6, wherein, The number of the limiting balls (408) is four, two of the limiting balls (408) form a group, and each group of the limiting balls (408) is symmetrically arranged on both sides of the inside of the tray main body (301) along the front central axis of the tray main body (301).