Adaptive device for detecting sample transfer-free

Abstract

The utility model relates to the technical field of laboratory sample treatment, and discloses a transfer-free adaptive device for detecting samples, which comprises a sample loader and an EP tube, the top of the sample loader is provided with a plurality of placing grooves, the interiors of the placing grooves are connected with sample cups in a sliding manner, the top of the inner wall of each sample cup is provided with a screw groove, and the inner wall of each sample cup is provided with a screw rod. The inner wall of the screw groove is in threaded connection with a connecting cylinder, the top of the connecting cylinder is fixedly connected with a standard part, the periphery of the inner wall of the standard part is fixedly connected with rubber bulges, the outer wall of the EP tube is in sliding connection with the inner wall of the sample cup, and an auxiliary mechanism is arranged in the sample loader. According to the utility model, the sample cup and the standard component are rotationally connected with each other through the screw groove and the connecting cylinder, the EP tube is inserted into the sample cup, and the clamping force on the outer wall of the EP tube is increased through the rubber bulges on the inner wall of the standard component, so that the success rate of sampling is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to laboratory sample processing technical field especially, relates to a detection sample exempt from transfer's adaptation device. BACKGROUND

[0002] The adaptation device can be compatible with the existing laboratory detection equipment, and can be used without large-scale modification of the existing equipment. The platform is designed with multiple sample positioning holes for fixing sample containers to ensure the stability and accuracy of the samples during detection. It is suitable for biomedical research, chemical experiments and other scenarios that require detection of transferred samples.

[0003] After collecting the detection samples, EP tubes are usually used for packaging, and then sent to the detection laboratory. The samples are transferred to the sample cups by using a pipette gun. Multiple sample cups are installed in the sample loader, and multiple sample loaders are arranged in the automatic detection machine for detection.

[0004] The existing automatic detection machine has a low sampling needle drop height, but it is easy to touch the inner bottom of the sample cup, causing damage to the sampling needle. A layer of foam tape is wrapped around the outer wall of the EP tube, and the EP tube is directly inserted into the sample cup, which increases the workload of the detection personnel and is a non-standard detection process. Therefore, a detection sample exempt from transfer's adaptation device is proposed to solve the above problems. UTILITY MODEL CONTENTS

[0005] To make up for the above shortcomings, the utility model provides a detection sample exempt from transfer's adaptation device, which aims to improve the problem that the EP tube outer wall is wrapped with a layer of foam tape, which increases the workload of the detection personnel.

[0006] To achieve the above purpose, the utility model adopts the following technical scheme: a detection sample exempt from transfer's adaptation device, comprising a sample loader and an EP tube, a plurality of placement grooves are formed in the top of the sample loader, a plurality of sample cups are slidably connected inside the placement grooves, a screw groove is formed in the inner wall of the sample cup, a connecting cylinder is threadedly connected to the inner wall of the screw groove, a standard part is fixedly connected to the top of the connecting cylinder, a rubber protrusion is fixedly connected to the inner wall of the standard part, the outer wall of the EP tube is slidably connected to the inner wall of the sample cup, and an auxiliary mechanism is arranged inside the sample loader.

[0007] Through the above technical scheme: the standard part is screwed onto the inner wall of the sample cup to ensure firm fixation. Then, the EP tube containing the sample is inserted into the hole of the standard part, so that the EP tube and the sample cup form a stable connection. When the sampling needle of the automatic detection machine enters the sample cup, it can directly suck the sample in the EP tube without touching the inner bottom of the sample cup, thereby avoiding the risk of damaging the sampling needle. The presence of the standard part keeps the sample in the EP tube at a higher liquid level, improving the success rate of sampling.

[0008] As a further description of the above technical solutions:

[0009] The auxiliary mechanism comprises a plurality of bottom cylinders, the bottoms of the plurality of bottom cylinders are fixedly connected to the inner bottom of the placing groove, the inner wall of the bottom cylinder is slidably connected with a telescopic column, the bottom end of the telescopic column is fixedly connected with a spring one, the outer wall of the bottom cylinder is provided with air holes around, the top end of the telescopic column is fixedly connected with a placing plate, the inner wall of the upper sample device is provided with limiting grooves around, the adjacent side of the plurality of limiting grooves is slidably connected with a limiting block, the outer wall of the plurality of limiting blocks is fixedly connected to the outer wall of the placing plate around, the side away from each other of the plurality of limiting blocks is provided with a sliding groove, the inner wall of the plurality of sliding grooves is slidably connected with a clamping column, the outer wall of the plurality of clamping columns is fixedly connected with a spring two, and the front and back sides of the upper sample device are provided with a plurality of clamping grooves.

[0010] Through the above technical solutions: the sample cup is placed by the placing plate, and the clamping column cooperates with the spring two to realize the fixing treatment of the placing plate. When the sample cup needs to be taken out for use, the clamping column is pressed to make the placing plate cooperate with the spring one to pop up upward, and the slow pop-up of the placing plate is realized through the negative pressure generated between the telescopic column and the bottom cylinder.

[0011] As a further description of the above technical solutions:

[0012] The top end of the EP tube is fixedly connected with a sealing port, and the outer wall of the standard part is provided with a groove.

[0013] Through the above technical solutions: the friction of the outer wall of the standard part is improved through the groove, so that the standard part can be easily rotated and taken out from the port of the sample cup.

[0014] As a further description of the above technical solutions:

[0015] The outer wall of the right side of the sealing port is fixedly connected with a connecting belt, and the other end of the connecting belt is fixedly connected with a sealing cover.

[0016] Through the above technical solutions: the sealing port cooperates with the sealing cover to realize the sealing treatment of the EP tube, and the overall quality of the sample is improved.

[0017] As a further description of the above technical solutions:

[0018] The outer wall of the sealing cover is fixedly connected with a buckle plate, and the outer wall of the buckle plate is smoothly processed.

[0019] Through the above technical solutions: the buckle plate on the sealing cover is smoothly processed, which can facilitate the opening of the sealing cover from the sealing port for easy access.

[0020] As a further description of the above technical solutions:

[0021] The left side of the sample loader is fixedly connected with a holding plate, and the front and back sides of the holding plate are both provided with a buckle groove.

[0022] Through the above technical scheme: the sample loader is convenient to hold through the holding plate, and the holding plate is convenient to hold through the buckle groove.

[0023] Further description of the above technical scheme:

[0024] The top of the holding plate is provided with an observation window, and the front side of the holding plate is slidably connected with a label plate.

[0025] Through the above technical scheme: the label plate is replaced and inserted through the slot on the side edge of the holding plate, and the date on the label plate is observed through the observation window.

[0026] Further description of the above technical scheme:

[0027] The EP tube and the sealing port are integrally formed, and the plurality of placement grooves are symmetrically arranged at equal intervals.

[0028] Through the above technical scheme: the EP tube and the sealing port are integrally designed, which improves the sealing performance and integrity of the EP tube.

[0029] The utility model has the advantages of:

[0030] 1. In the utility model, the sample cup and the standard part are connected through the screw groove and the connecting barrel, the EP tube is inserted into the sample cup, and the clamping force of the EP tube outer wall is increased through the rubber protrusion on the inner wall of the standard part. When the sampling needle of the automatic detection machine enters the sample cup, the sample in the EP tube can be directly sucked, and the inner bottom of the sample cup will not be touched, so that the risk of damage of the sampling needle is avoided, and the existence of the standard part makes the sample in the EP tube keep at a high liquid level, and the success rate of sampling is improved.

[0031] 2. In the utility model, the sample cup is placed on the top of the placement plate and is pressed downward, so that the clamping column is clamped into the clamping groove under the action of spring two, and the positioning process of the placement plate is completed. When the sample cup is taken out, the clamping column is pressed inward to make the placement plate separate from the clamping groove, so that the extension column is in the extruded state, and the placement plate is driven by spring one to slide upward, and the rising speed of the placement plate is slowed down through the air hole, and the stability of the sample cup when taken out is improved. BRIEF DESCRIPTION OF DRAWINGS

[0032] Figure 1 A three-dimensional view of a detection sample transfer-free adaptive device is provided for the utility model;

[0033] Figure 2A split view of the adaptive device for detecting sample without transfer is provided in the utility model.

[0034] Figure 3 A split view of the adaptive device for detecting sample without transfer is provided in the utility model.

[0035] Figure 4 A split view of the adaptive device for detecting sample without transfer is provided in the utility model.

[0036] Figure 5 A split view of the adaptive device for detecting sample without transfer is provided in the utility model.

[0037] Legend:

[0038] 1, sample feeder; 2, auxiliary mechanism; 201, bottom cylinder; 202, air hole; 203, spring one; 204, telescopic column; 205, placing plate; 206, sliding groove; 207, limiting block; 208, clamping column; 209, spring two; 210, limiting groove; 211, clamping groove; 3, placing groove; 4, sample cup; 5, screw groove; 6, label plate; 7, connecting cylinder; 8, standard part; 9, rubber convex; 10, EP tube; 11, sealing port; 12, connecting belt; 13, sealing cover; 14, buckle plate; 15, groove; 16, holding plate; 17, buckle groove; 18, observation window. Specific implementation

[0039] 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.

[0040] Reference Figure 1 , Figure 3 and Figure 4The utility model provides an embodiment: a kind of detection sample exempt from transfer's adaptation device, including sample feeder 1 and EP tube 10, the top of sample feeder 1 is equipped with multiple placing grooves 3, multiple sample cups 4 can be limited to insert by placing groove 3, it is convenient for unified detection processing in later period, the inside of multiple placing grooves 3 is slidably connected with sample cup 4, the inner wall top of sample cup 4 is equipped with screw groove 5, the inner wall of screw groove 5 is threadedly connected with connecting cylinder 7, the top of connecting cylinder 7 is fixedly connected with standard part 8, sample cup 4 and standard part 8 are rotatably connected between screw groove 5 and connecting cylinder 7, and the inner wall of standard part 8 is fixedly connected with rubber protrusion 9 around, the inner wall of EP tube 10 is slidably connected in the inner wall of sample cup 4, EP tube 10 is inserted into sample cup 4, and the clamping force of the outer wall of EP tube 10 is increased by rubber protrusion 9 around the inner wall of standard part 8, avoid falling and shaking in the process of carrying, the inside of sample feeder 1 is provided with auxiliary mechanism 2, the top of EP tube 10 is fixedly connected with sealing port 11, the outer wall of standard part 8 is equipped with recess 15, the outer wall right side of sealing port 11 is fixedly connected with connecting band 12, the other end of connecting band 12 is fixedly connected with sealing cover 13, EP tube 10 and sealing port 11 are integrally formed, multiple placing grooves 3 are equidistantly and symmetrically arranged, sealing port 11 is inserted with sealing cover 13, improve the sealing property of EP tube 10, meanwhile, sealing cover 13 and sealing port 11 are connected by connecting band 12, so that the loss of sealing parts can be avoided;

[0041] Specifically, the top of sample feeder 1 is divided into multiple placing grooves 3, the size of placing groove 3 can stably limit and insert multiple sample cups 4, sample cup 4 is a container for carrying samples, screw groove 5 is arranged on the inner wall top of sample cup 4, so that connecting cylinder 7 can be fixed on it by thread connection, standard part 8 is fixedly connected to the top of connecting cylinder 7, standard part 8 and sample cup 4 are rotatably connected by screw groove 5 and connecting cylinder 7, realizing stable and adjustable connection mode, rubber protrusion 9 is additionally arranged around the inner wall of standard part 8, which can provide additional clamping force when EP tube 10 is inserted, effectively preventing EP tube 10 from falling or shaking during handling, a sealing port 11 is fixedly connected to the top of EP tube 10, which ensures the sealing property of the sample, sealing cover 13 is fixedly connected to the outer wall right side of sealing port 11 by connecting band 12, which not only improves the sealing performance of EP tube 10, but also effectively avoids the loss of sealing cover 13 by connecting band 12.

[0042] Refer to Figure 1 、 Figure 2 and Figure 5The auxiliary mechanism 2 comprises a plurality of bottom cylinders 201, the bottoms of the plurality of bottom cylinders 201 are fixedly connected to the inner bottom of the placing groove 3, the inner wall of the bottom cylinder 201 is slidably connected with an extension column 204, the bottom end of the extension column 204 is fixedly connected with a spring one 203, the bottom cylinder 201 and the extension column 204 are slidably connected with each other and the spring one 203 is connected therebetween, the outer wall of the bottom cylinder 201 is provided with a plurality of air holes 202 around, the top end of the extension column 204 is fixedly connected with a placing plate 205, the extension of the placing plate 205 is realized, and meanwhile the extension column 204 can slow down the rising speed of the placing plate 205 through the plurality of air holes 202 during the upward sliding process after being extruded, so that the stability during the taking out of the sample cup 4 is improved, the inner wall of the upper sample feeder 1 is provided with a plurality of limiting grooves 210 around, the adjacent side of the plurality of limiting grooves 210 is slidably connected with a limiting block 207, the adjacent side of the plurality of limiting blocks 207 is fixedly connected to the outer wall of the placing plate 205 around, the placing plate 205 is limited through the limiting block 207 and the limiting groove 210 around, so that the deviation during the upward and downward sliding process is avoided, the side away from the plurality of limiting blocks 207 is provided with a sliding groove 206, the inner wall of the plurality of sliding grooves 206 is slidably connected with a clamping column 208, the outer wall of the plurality of clamping columns 208 is fixedly connected with a spring two 209, the front and back sides of the upper sample feeder 1 are provided with a plurality of clamping grooves 211, when the sample cup 4 is placed in place, the clamping column 208 is clamped into the clamping groove 211 under the left action of the spring two 209, so that the positioning of the placing plate 205 is completed;

[0043] Specifically, the bottom cylinder 201 is fixedly connected to the inner bottom of the placing groove 3, the inner wall of the bottom cylinder 201 is slidably connected with the telescopic column 204, the telescopic column 204 is freely slidable in the vertical direction inside the bottom cylinder 201, in order to realize the automatic reset and buffering function of the telescopic column 204, the bottom end of the telescopic column 204 is fixedly connected with the spring 203, when the telescopic column 204 moves downward under external pressure, the spring 203 will be compressed and store energy; once the external pressure disappears, the spring 203 will release energy and push the telescopic column 204 to slide upward to the initial position; in addition, a plurality of air holes 202 are evenly arranged on the outer wall of the bottom cylinder 201, the air holes 202 can slow down the air flow resistance in the process of the telescopic column 204 sliding upward, thereby slowing down the rising speed of the placing plate 205, improving the stability when the sample cup 4 is taken out, and the top end of the telescopic column 204 is fixedly connected with a placing plate 205, which is used to carry the sample cup 4, through the sliding connection of the telescopic column 204 and the bottom cylinder 201 and the action of the spring 203, the telescopic treatment of the placing plate 205 is realized, which not only facilitates the placement and taking out of the sample cup 4, but also improves the convenience and flexibility of operation; in order to ensure the stability of the placing plate 205 in the process of sliding up and down, a limiting groove 210 is arranged on the inner periphery of the sample loader 1, the adjacent side of the limiting groove 210 is slidably connected with a limiting block 207, and the adjacent side of the plurality of limiting blocks 207 is fixedly connected to the outer wall of the placing plate 205, the placing plate 205 can be constrained by the limiting block 207 and the limiting groove 210 when sliding up and down, thereby avoiding the occurrence of deviation, the opposite side of the plurality of limiting blocks 207 is also provided with a sliding groove 206, the sliding groove 206 is slidably connected with a clamping column 208 inside, and the outer wall of the clamping column 208 is fixedly connected with a spring 209, when the sample cup 4 of the sample loader 1 is placed in place, the clamping column 208 will automatically pop out and be clamped into the clamping groove 211 arranged on the front and rear sides of the sample loader 1 under the action of the spring 209, in this way, the placing plate 205 is firmly positioned at the specified position, thereby ensuring the stability and safety of the sample cup 4.

[0044] With reference to Figure 1 , Figure 2 and Figure 4 , the outer wall of the sealing cover 13 is fixedly connected with a buckling plate 14, the outer wall of the buckling plate 14 is smoothly treated, the left side of the sample loader 1 is fixedly connected with a holding plate 16, the front and rear sides of the holding plate 16 are provided with buckling grooves 17, the top of the holding plate 16 is provided with an observation window 18, and the front side of the holding plate 16 is slidably connected with a label plate 6;

[0045] Specifically, the left side of the sample loader 1 is fixed with a handrail 16, which provides a comfortable holding experience for the user. A buckle groove 17 is formed on the front and rear sides of the handrail 16, which not only enhances the structural strength of the handrail 16, but also provides additional holding points for the user, making the operation more stable and reliable. The observation window 18 can directly observe the marked date on the label plate 6. The label plate 6 can be adjusted by sliding according to the needs of the user, which facilitates the user to mark relevant information on the sample loader 1, so as to facilitate subsequent identification and management.

[0046] Working principle: first, through the placement groove 3, multiple sample cups 4 can be limited and inserted, which is convenient for unified detection and processing in the later stage. The sample cup 4 and the standard part 8 are connected with each other through the screw groove 5 and the connecting barrel 7, the EP tube 10 is inserted into the sample cup 4, and the rubber protrusion 9 around the inner wall of the standard part 8 increases the clamping force of the outer wall of the EP tube 10, avoiding the situation of falling and shaking during transportation. When the sampling needle of the automatic detection machine enters the sample cup 4, the sample in the EP tube 10 can be directly sucked, without touching the inner bottom of the sample cup 4, thereby avoiding the risk of damaging the sampling needle. The presence of the standard part 8 makes the sample in the EP tube 10 remain at a high liquid level, thereby improving the success rate of sampling.

[0047] And by placing the sample cup 4 on the top of the placement plate 205 and pressing it downward, the clamping column 208 is clamped into the clamping groove 211 under the action of the spring two 209, completing the positioning process of the placement plate 205. When the sample cup 4 is taken out, the clamping column 208 is pressed inward, so that the placement plate 205 is separated from the clamping groove 211. When the placement plate 205 is sliding upward under the action of the spring one 203, the rising speed of the placement plate 205 can be slowed down through the multiple air holes 202, thereby improving the stability of the sample cup 4 during taking out.

[0048] Finally, it should be pointed out that: the above only describes the preferred embodiments of the present application, and is not used to limit the present application. Although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments, or make equivalent replacements to some technical features, as long as they are within the spirit and principles of the present application. Any modification, equivalent replacement, improvement, etc. made within the scope of the present application shall be included in the protection scope of the present application.

Claims

1. A device for detecting sample transfer-free adaptation, comprising a sample applicator (1) and an EP tube (10), characterized in that: The top of the sample loader (1) is provided with a plurality of placement grooves (3), the inside of the plurality of placement grooves (3) is slidably connected with a sample cup (4), the inner wall top of the sample cup (4) is provided with a screw groove (5), the inner wall of the screw groove (5) is threadedly connected with a connecting cylinder (7), the top of the connecting cylinder (7) is fixedly connected with a standard part (8), the inner wall of the standard part (8) is fixedly connected with rubber protrusions (9) around, the outer wall of the EP tube (10) is slidably connected with the inner wall of the sample cup (4), and the inside of the sample loader (1) is provided with an auxiliary mechanism (2).

2. The device of claim 1, wherein: The auxiliary mechanism (2) comprises a plurality of bottom cylinders (201), the bottom of the plurality of bottom cylinders (201) is fixedly connected with the inner bottom of the placement groove (3), the inner wall of the bottom cylinder (201) is slidably connected with a telescopic column (204), the bottom end of the telescopic column (204) is fixedly connected with a spring (203), the outer wall of the bottom cylinder (201) is provided with air holes (202) around, the top end of the telescopic column (204) is fixedly connected with a placement plate (205), the inside of the sample loader (1) is provided with limiting grooves (210) around, the adjacent side of the plurality of limiting grooves (210) is slidably connected with limiting blocks (207), the adjacent side of the plurality of limiting blocks (207) is fixedly connected with the outer wall of the placement plate (205) around, the side away from of the plurality of limiting blocks (207) is provided with sliding grooves (206), the inside of the plurality of sliding grooves (206) is slidably connected with clamping columns (208), the outer wall of the plurality of clamping columns (208) is fixedly connected with springs (209), and the front and rear sides of the sample loader (1) are provided with a plurality of clamping grooves (211).

3. The device of claim 1, wherein: The top end of the EP tube (10) is fixedly connected with a sealing port (11), and the outer wall of the standard part (8) is provided with a groove (15).

4. The device of claim 3, wherein: The outer wall of the right side of the sealing port (11) is fixedly connected with a connecting band (12), and the other end of the connecting band (12) is fixedly connected with a sealing cover (13).

5. The device of claim 4, wherein: The outer wall of the sealing cover (13) is fixedly connected with a buckling plate (14), and the outer wall of the buckling plate (14) is smoothly processed.

6. The device of claim 1, wherein: The left side of the sample loader (1) is fixedly connected with a holding plate (16), and the front and rear sides of the holding plate (16) are provided with buckling grooves (17).

7. A device according to claim 6, wherein: The top of the holding plate (16) is provided with an observation window (18), and the front side of the holding plate (16) is slidably connected with a label plate (6).

8. The device of claim 3, wherein: The EP tube (10) and the sealing port (11) are integrally formed, and the plurality of placement grooves (3) are symmetrically arranged at equal intervals.

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