Trace sample collector
By designing a micro-sample collector with a mixing structure and an auxiliary placement structure, the problem of uneven sample distribution was solved, and uniform mixing of sample solutions and cleaning of the collection needle were achieved, thereby improving the accuracy of the test results.
Patent Information
- Application Number
- CN202520186017.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-02-06
- Publication Date
- 2026-02-06
- Estimated Expiration
- 2035-02-06
AI Technical Summary
Existing micro-sample collectors cause uneven sample distribution during the sampling process due to sedimentation, which affects the accuracy of test results.
A micro-sample collector was designed, comprising a collection and mixing structure and an auxiliary placement structure. A rotating block drives a hollow cylindrical rod and a stirring crossbar to rotate, which, combined with an arc-shaped brush plate, mixes the sample solution. A brush ring plate cleans the collection needle, ensuring the uniformity of the sample solution and preventing contamination.
This method achieves uniform mixing of sample solutions, improves the accuracy of test results, prevents contamination of the collection needle, and ensures the cleanliness of the collection process.
Smart Images
Figure CN223883243U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to sample collector technical field especially relates to a trace sample collector. BACKGROUND
[0002] In the process of in-vitro detection, the sample solution or sample tissue fluid cultured in vitro needs to be collected, and trace collection is one of the common collection and extraction methods, which generally assists in collection with a sample collector.
[0003] In actual work, the structure and function of the trace sample collector of the prior art are relatively perfect, and can basically meet the use requirements, but there are still the following problems:
[0004] In the actual sampling process, the solution or tissue fluid inside the placement frame will produce sedimentation, and the internal material distribution of the sedimented solution is uneven, and after trace collection, the sample detection amount is small, which may lead to inaccurate results, and thus the overall conclusion is wrong.
[0005] Therefore, the utility model provides a trace sample collector. UTILITY MODEL CONTENT
[0006] The utility model aims at solving the shortcomings in the prior art, and provides a trace sample collector.
[0007] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a trace sample collector, comprising a placement frame, a collection mixing structure is arranged in the placement frame; an auxiliary placement structure is arranged on one side of the placement frame; the collection mixing structure comprises a rotating block, the outer surface of the rotating block is rotatably connected with the top inner wall of the placement frame, a first circular clamping groove is formed in the top of the outer surface of the rotating block, a first circular hole is formed in the inner wall of the first circular clamping groove, and a hollow circular rod is fixedly connected to the bottom of the outer surface of the rotating block; the auxiliary placement structure comprises a placement circular frame, and one side of the outer surface of the placement circular frame is fixedly connected with one side of the outer surface of the placement frame.
[0008] As a preferred embodiment, the inner wall of the first circular clamping groove is clamped with a circular clamping block, the bottom of the outer surface of the circular clamping block is fixedly connected with a collection needle, the collection needle is inserted into the inner wall of the first circular hole and the hollow circular rod, the outer surface of the circular clamping block is fixedly connected with an operating block, the outer surface of the operating block is fixedly connected with a rectangular protruding block, one side of the circular clamping block is fixedly connected with a rubber air bag, the outer surface of the circular clamping block is fixedly connected with a rectangular insertion block, a first rectangular insertion slot is formed in the inner wall of the rotating block, the outer surface of the hollow circular rod is fixedly connected with a stirring horizontal rod, and one end of the outer surface of the stirring horizontal rod is fixedly connected with an arc-shaped brush plate.
[0009] The technical effect of the further scheme is that the whole collection needle structure is clamped with the rotating block under the action of the rectangular insert block and the first rectangular insert slot, at this time, the operation block rotation can drive the hollow round rod to rotate, and then the stirring horizontal rod and the arc-shaped brush plate can be driven to rotate, and then the sample liquid in the inside of the placing frame can be mixed.
[0010] As a preferred embodiment, the inner wall of the placing circular frame is provided with a second circular clamping groove matched with the circular clamping block, the inner wall of the second circular clamping groove is provided with a second rectangular insert slot matched with the rectangular insert block, and the inner wall of the placing circular frame is provided with a placing hole.
[0011] The technical effect of the further scheme is that the collection needle and other components can be placed and accommodated in cooperation with the second rectangular insert slot and the placing hole under the action of the circular clamping block and the second circular clamping groove.
[0012] As a preferred embodiment, the inner wall of the second circular clamping groove is fixedly connected with a brush ring plate.
[0013] The technical effect of the further scheme is that the outer surface of the collection needle can be cleaned under the action of the brush ring plate, so that the sample solution is prevented from adhering to the outer surface of the collection needle, thereby avoiding pollution.
[0014] Compared with the prior art, the advantages and positive effects of the utility model lie in,
[0015] Under the action of the rotating block, the hollow round rod and the stirring horizontal rod can be driven to rotate in cooperation with the circular clamping block and other components, so that the sample liquid in the inside of the placing frame can be assisted to stir and mix, and the sample solution adhered to the inner wall of the placing frame can be scraped off under the action of the arc-shaped brush plate and other components, so that the mixing of the sample solution in the inside of the placing frame is more uniform, and the detection result is more accurate after the sample solution is sampled. BRIEF DESCRIPTION OF DRAWINGS
[0016] Figure 1 A structure schematic view of the micro sample collector is provided.
[0017] Figure 2 A structure schematic view of the rotating block of the micro sample collector is provided.
[0018] Figure 3 A structure schematic view of the inside of the placing frame of the micro sample collector is provided.
[0019] Figure 4 The utility model provides a kind of micro sample collector's collection needle head structure schematic diagram.
[0020] Legend:
[0021] 1, the frame is placed;
[0022] 2, collection mixing structure;21, rotating block;22, first round slot;23, first rectangular slot;24, first round hole;25, hollow round bar;26, stirring crossbar;27, arc brush plate;28, round block;29, rectangular plug;210, operating block;211, rubber airbag;212, collection needle;
[0023] 3, auxiliary placement structure;31, placement round frame;32, second round slot;33, second rectangular slot;34, brush ring plate;35, placement hole. DETAILED DESCRIPTION
[0024] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.
[0025] As Figures 1-4As shown, the embodiment provides a technical scheme: a trace sample collector, comprising a placing frame 1, the inside of the placing frame 1 is provided with a collection mixing structure 2; one side of the placing frame 1 is provided with an auxiliary placing structure 3; the collection mixing structure 2 comprises a rotating block 21, the outer surface of the rotating block 21 is rotatably connected with the top inner wall of the placing frame 1, the top of the outer surface of the rotating block 21 is provided with a first circular clamping groove 22, the inner wall of the first circular clamping groove 22 is provided with a first circular hole 24, and the bottom of the outer surface of the rotating block 21 is fixedly connected with a hollow circular rod 25; the auxiliary placing structure 3 comprises a placing circular frame 31, one side of the outer surface of the placing circular frame 31 is fixedly connected with one side of the outer surface of the placing frame 1, by arranging the collection mixing structure 2, under the action of the rotating block 21, the circular clamping block 28 and other components, the hollow circular rod 25 and the stirring horizontal rod 26 can be driven to rotate, and then the sample liquid in the placing frame 1 can be assisted to stir and mix, at the same time, under the action of the arc-shaped brush plate 27 and other components, the sample solution adhered to the inner wall of the placing frame 1 can be scraped off, so that the mixing of the sample solution in the placing frame 1 is more uniform, and then the sampling of the sample solution is facilitated, and the detection result is more accurate, by arranging the auxiliary placing structure 3, under the action of the second circular clamping groove 32, the placing hole 35 and other components, the circular clamping block 28 and the collection needle 212 and other components can be placed and stored, and at the same time, under the action of the brush ring plate 34, the sample solution adhered to the outer surface of the collection needle 212 can be wiped off.
[0026] Further, as shown in the figure, Figures 2-4 The inner wall of the first circular clamping groove 22 is clamped with a circular clamping block 28, the bottom of the outer surface of the circular clamping block 28 is fixedly connected with a collection needle 212, the collection needle 212 is inserted into the inner wall of the first circular hole 24 and the hollow circular rod 25, the outer surface of the circular clamping block 28 is fixedly connected with an operating block 210, the outer surface of the operating block 210 is fixedly connected with a rectangular protruding block, one side of the circular clamping block 28 is fixedly connected with a rubber air bag 211, the outer surface of the circular clamping block 28 is fixedly connected with a rectangular insertion block 29, the inner wall of the rotating block 21 is provided with a first rectangular insertion slot 23, the outer surface of the hollow circular rod 25 is fixedly connected with a stirring horizontal rod 26, one end of the outer surface of the stirring horizontal rod 26 is fixedly connected with an arc-shaped brush plate 27, under the action of the rectangular insertion block 29 and the first rectangular insertion slot 23, the entire collection needle 212 structure is clamped with the rotating block 21, at this time, the rotating of the operating block 210 can drive the hollow circular rod 25 to rotate, and then the stirring horizontal rod 26 and the arc-shaped brush plate 27 can be driven to rotate, and then the sample liquid in the placing frame 1 can be mixed.
[0027] In the above scheme, after the collection needle 212 is collected, the liquid in the inside is prone to flow out due to accidental touch, as Figure 2As shown: the inner wall of the placement block 31 in this scheme is provided with a second circular clamping groove 32 matched with the circular clamping block 28, the inner wall of the second circular clamping groove 32 is provided with a second rectangular insertion slot 33 matched with the rectangular insertion block 29, and the inner wall of the placement block 31 is provided with a placement hole 35. Under the action of the circular clamping block 28 and the second circular clamping groove 32, the second rectangular insertion slot 33 and the placement hole 35 can be matched to place and accommodate components such as the collection needle 212.
[0028] The above scheme also has the problem that the solution adhering to the outer surface of the collection needle 212 is easy to cause pollution, such as Figure 2 As shown, the inner wall of the second circular clamping groove 32 is fixedly connected with a brush ring plate 34. Under the action of the brush ring plate 34, the outer surface of the collection needle 212 can be assisted to be cleaned, so that the sample solution and the like adhering to the outer surface of the collection needle 212 is avoided, thereby causing pollution.
[0029] Working principle:
[0030] As shown: Figures 1-4 As shown:
[0031] In use: the circular clamping block 28 is inserted into the inner wall of the first circular clamping groove 22, at this time the rectangular insertion block 29 can be inserted into the inner wall of the first rectangular insertion slot 23, at this time the collection needle 212 can be inserted into the inside of the hollow circular rod 25, at this time the operation block 210 is rotated, so that the rotating block 21 can be rotated, thereby driving the hollow circular rod 25 to rotate, so that the stirring horizontal rod 26 can be rotated, thereby stirring the sample solution inside, and under the action of the arc-shaped brush plate 27, the inner wall of the placement frame 1 can be cleaned, so that it is avoided that the sample solution is easily adhered to the inner wall of the placement frame 1 to cause uneven mixing.
[0032] After mixing evenly, the rubber air bag 211 is pressed, so that the solution enters the inside of the collection needle 212 under the action of the pressure, at this time the circular clamping block 28 and the like are separated from the rotating block 21, at this time the circular clamping block 28 is inserted into the inner wall of the second circular clamping groove 32, and then the rectangular insertion block 29 is inserted into the inner wall of the second rectangular insertion slot 33, and then the collection needle 212 is inserted into the inner wall of the placement hole 35. During the insertion process, under the action of the brush ring plate 34, the outer surface of the collection needle 212 can be cleaned.
[0033] The above is only a preferred embodiment of the present application, and is not intended to limit the present application in other forms. Any skilled person in the art can modify or change the above disclosed technical content to equivalent embodiments applied to other fields, but any simple modification, equivalent change and modification made to the above embodiments according to the technical essence of the present application still belongs to the protection scope of the technical scheme of the present application.
Claims
1. A micro-sample collector, comprising a placement frame (1), characterized in that, The placement frame (1) is equipped with a data collection and mixing structure (2) inside; An auxiliary placement structure (3) is provided on one side of the placement frame (1); The collection and mixing structure (2) includes a rotating block (21). The outer surface of the rotating block (21) is rotatably connected to the top inner wall of the placement frame (1). A first circular slot (22) is provided on the top of the outer surface of the rotating block (21). A first circular hole (24) is provided on the inner wall of the first circular slot (22). A hollow circular rod (25) is fixedly connected to the bottom of the outer surface of the rotating block (21). The auxiliary placement structure (3) includes a placement circular frame (31), one side of the outer surface of the placement circular frame (31) is fixedly connected to one side of the outer surface of the placement frame (1).
2. The micro-sample collector according to claim 1, characterized in that: A circular card block (28) is engaged with the inner wall of the first circular card slot (22). A collection needle (212) is fixedly connected to the bottom of the outer surface of the circular card block (28). The collection needle (212) is inserted into the inner wall of the first circular hole (24) and the hollow circular rod (25).
3. The micro-sample collector according to claim 2, characterized in that: An operating block (210) is fixedly connected to the outer surface of the circular card block (28), and a rectangular protrusion is fixedly connected to the outer surface of the operating block (210). A rubber airbag (211) is fixedly connected to one side of the circular card block (28).
4. The micro-sample collector according to claim 2, characterized in that: A rectangular insert (29) is fixedly connected to the outer surface of the circular card block (28), and a first rectangular slot (23) is provided on the inner wall of the rotating block (21).
5. The micro-sample collector according to claim 1, characterized in that: A stirring crossbar (26) is fixedly connected to the outer surface of the hollow round rod (25), and an arc-shaped brush plate (27) is fixedly connected to one end of the outer surface of the stirring crossbar (26).
6. The micro-sample collector according to claim 4, characterized in that: The inner wall of the circular frame (31) is provided with a second circular slot (32) that is adapted to engage with the circular card block (28), and the inner wall of the second circular slot (32) is provided with a second rectangular slot (33) that is adapted to engage with the rectangular insert block (29).
7. The micro-sample collector according to claim 6, characterized in that: The inner wall of the second circular slot (32) is fixedly connected with a brush ring plate, and the inner wall of the placement circular frame (31) is provided with a placement hole (35).