CN216063368U

CN216063368U - A clamping fixing device for test tube

Info

Publication number: CN216063368U
Application number: CN202122252026.3U
Authority: CN
Inventors: 郝书顺
Original assignee: Hebai Nanjing Medical Technology Co ltd
Current assignee: Hebai Nanjing Medical Technology Co ltd
Priority date: 2021-09-17
Filing date: 2021-09-17
Publication date: 2022-03-18
Anticipated expiration: 2031-09-17

Abstract

The utility model discloses a clamping fixing device for test tubes, which comprises a pair of clamping pieces, wherein the clamping pieces are movably connected with a driving assembly, the driving assembly drives the clamping pieces to move mutually to form a plurality of spaces for fixing the test tubes, a positioning plate is arranged above the clamping pieces, a plurality of test tube holes are formed in the positioning plate, the test tube holes correspond to the spaces formed between the clamping pieces one by one, the test tube clamps are fixed in the spaces formed between the test tube holes and the clamping pieces, and the driving assembly and the positioning plate are arranged on a support. The test tube clamping device can realize the application of different clamping forces and the adjustment of the required clamping space for different test tubes by adjusting the size of the space for fixing the test tubes formed by staggered distribution of the adjacent clamping frames, and simultaneously limit the transverse displacement of the test tubes by matching with the test tube holes on the positioning plate, thereby ensuring the stability of clamping the test tubes and the adaptability of the test tubes of different types to the maximum extent.

Description

A clamping fixing device for test tube

Technical Field

The utility model belongs to the technical field of clinical diagnostic instruments, and particularly relates to a clamping fixing device for a test tube.

Background

The fluorescence immunoassay technology has the advantages of strong specificity, high sensitivity, simple and convenient operation, lower cost and the like, so the fluorescence immunoassay technology is widely applied to the detection work of various proteins (antibodies and enzymes), hormones, medicaments and microorganisms, provides a real and reliable data basis for the diagnosis, prevention and treatment of clinical diseases, and serves inspection departments, inspection centers and the like of hospitals at all levels.

Many fluorescence immunoassay analyzers are available on the market at present, and are often improperly processed in the process of processing test tubes for placing samples, so that the liquid taking precision is inaccurate, and the detection precision is influenced, and the samples are the first step of instrument detection and the most important step in the detection process, so that the position deviation of a needle in the liquid taking process often occurs, the test tube rack cannot be fixed, so that the liquid taking is difficult, and the research and development process finds that most of the test tube racks in the prior art adopt test tubes directly fixed on the test tube rack, and because the sizes of the sample tubes are different, if the fixed test tube racks are adopted, each model is required to be matched with one sample rack, so that the cost of the test tube rack is too high; meanwhile, the test tube rack is standard, so that the situation that the test tube is not fixed firmly enough with the test tube to cause shaking of the test tube and the like can be avoided, and the liquid taking precision and the detection accuracy can not be guaranteed.

Disclosure of Invention

In order to overcome the defects of the prior art, the utility model aims to provide a clamping fixing device for a test tube, and aims to solve the problems that the test tube rack and the test tube in the prior art are not firmly fixed, so that the test tube shakes and the like, and the liquid taking precision and the detection accuracy cannot be guaranteed.

The utility model is realized by adopting the following technical scheme:

the utility model provides a clamping fixing device for test tube, includes a pair of holder, holder swing joint has drive assembly, the drive assembly drive holder motion each other forms the space of the fixed test tube of a plurality of, the holder top is provided with the locating plate, be provided with a plurality of test tube hole on the locating plate, the space one-to-one that forms between test tube hole and the holder, the test tube clamping is fixed in the space that forms between test tube hole and the holder, drive assembly and locating plate all set up on the support.

In order to optimize the technical scheme, the specific measures adopted further comprise:

further, the support comprises a bottom plate and a pair of side plates which are symmetrical to each other, the side plates are vertically arranged on two sides of the bottom plate, sliding parts are arranged on the side plates, the driving assembly is fixedly arranged on the bottom plate, the positioning plate is fixedly arranged at the top ends of the side plates, and the clamping parts are connected with the sliding parts in a sliding mode.

Further, it is a pair of the holder all includes the connecting plate that the level set up, two the homonymy end and the slider sliding connection of connecting plate, two one side that the connecting plate is close to the curb plate all rotates with drive assembly to be connected, two the connecting plate is close to or keeps away from each other along the slider under drive assembly's drive, it has a plurality of holding frame, two to distribute on the connecting plate the space that the fixed test tube of holding frame staggered distribution on the connecting plate formed a plurality of fixes or loosens the test tube.

Further, the holding frame includes the supporting rod that a plurality of level set up, be provided with a plurality of baffles on the supporting rod, the baffle is the vertical direction setting with the connecting plate, and the space of the fixed test tube of a plurality of is enclosed into with the supporting rod to the baffle on the adjacent holding frame.

Further, the connecting plate is L type structure, the slider includes the guide rail, the guide rail sets up on the curb plate, the vertical end of connecting plate slides and sets up on the guide rail near one side of curb plate, the vertical end of connecting plate deviates from one side of curb plate and is connected with drive assembly rotates, and two connecting plates are close to each other or keep away from under drive assembly drives.

Further, drive assembly includes hold-in range mechanism, hold-in range mechanism one end is provided with the shaft coupling, it is connected with the connecting rod that a pair of symmetry set up to rotate on the shaft coupling, two the connecting rod rotates with two connecting plates respectively and is connected, the connecting rod is close to each other or keeps away from under the rotatory drive of shaft coupling, the hold-in range mechanism other end is connected with the motor.

Furthermore, a kit for storing standby reagents is arranged on the positioning plate.

Furthermore, the test tube hole is of a reducing structure with a large upper part and a small lower part.

Further, the bottom plate lower extreme is provided with the slide rail that is convenient for remove the bottom plate.

The utility model has the beneficial effects that:

compared with the prior art, the clamping fixing device for the test tube provided by the utility model has the advantages that the clamping and positioning of the test tube are realized by the mutual matching of the pair of clamping pieces and the positioning plate, the clamping pieces are used for fixing the test tube in a clamping and locking manner, and the space for fixing the test tube formed by staggered distribution of the adjacent clamping frames can be adjusted, so that different clamping forces can be applied, the required clamping space can be adjusted for different test tubes, and meanwhile, the transverse displacement of the test tube is limited by matching with the test tube holes in the positioning plate, and the stability of clamping the test tube and the adaptability of different types of test tubes are ensured to the greatest extent.

Drawings

FIG. 1 is a schematic view showing a structure of a clip fixing device for a test tube according to the present invention.

Fig. 2 is a schematic view of a connecting structure of the clamping member and the sliding member of fig. 1 according to the present invention.

Fig. 3 is a schematic view of the connection structure of the clamping member and the driving assembly of fig. 1.

Fig. 4 is a schematic view of a portion of the structure of fig. 1 in accordance with the present invention.

The reference signs are: the test tube testing device comprises a support 10, a bottom plate 11, side plates 12, a slide rail 13, a first base 14, a second base 15, a positioning plate 20, a test tube hole 21, a clamping piece 30, a connecting plate 31, a clamping frame 32, a clamping rod 321, a partition plate 322, a test tube 40, a sliding piece 50, a guide rail 51, a sliding block 52, a driving assembly 60, a synchronous belt mechanism 61, a driving wheel 611, a driven wheel 612, a synchronous belt 613, a coupling 62, a connecting rod 63, a motor 64 and a reagent box 70.

Detailed Description

In order to clarify the technical solution and the working principle of the present invention, the present invention is further described in detail with reference to the following embodiments in conjunction with the accompanying drawings, it should be noted that, in the premise of not conflicting, any combination between the embodiments described below or between the technical features may form a new embodiment.

The present invention provides a clamping fixture for test tubes as shown in fig. 1-4, comprising a support 10, a positioning plate 20 and a pair of clamping members 30 disposed on the support 10 for clamping and fixing the test tube 40 in cooperation with each other, the clamping members 30 being connected with a slider 50 and a driving assembly 60 for adjusting the size of a space formed between the clamping members 30 for clamping the test tube 40.

Referring to fig. 1, the support 10 includes a bottom plate 11 and a pair of side plates 12 that are symmetrical to each other, a slide rail 13 is disposed on a lower surface of the bottom plate 11 to facilitate moving the bottom plate 11 as a whole, a driving assembly 60 is fixed on an upper surface of the bottom plate 11, the side plates 12 are vertically disposed on two sides of an upper surface of the bottom plate 11, a sliding member 50 is disposed on the side plates 12, the sliding member 50 is slidably connected to a pair of clamping members 30, the clamping members 30 are rotatably connected to the driving assembly 60, and a positioning plate 20 is fixedly disposed on a top end of the side plates 12. It can be understood that: the stand 10 serves to support the stationary driving assembly 60, the clamping member 30 and the positioning plate 20, and provides a stable external environment.

Referring to fig. 1-4, in the process of fixing the test tube 40, the test tube is fixed by matching the positioning plate 20 and the clamping members 30, wherein the positioning plate 20 is horizontally disposed above the two side plates 12, two ends of the positioning plate 20 are fixedly connected to top ends of the two side plates 12, the positioning plate 20 is provided with a plurality of test tube holes 21 for fixing the test tube 40, the test tube holes 21 are of a reducing structure with a large top and a small bottom, the test tube 40 is inserted into the test tube holes 21 from the top, the test tube 40 is fixed by using friction force between the test tube 40 and the test tube holes 21, the fixing of the upper end of the test tube 40 is completed, and the positioning plate 20 is also provided with a reagent box 70 for storing a spare reagent.

Test tube 40 lower extreme is fixed through a pair of holder 30, a pair of holder 30 is including the connecting plate 31 that the level set up, connecting plate 31 is L type structure, the horizontal end distribution of connecting plate 31 is provided with a plurality of holding frame 32, holding frame 32 includes the supporting rod 321 that a plurality of level set up, be provided with a plurality of baffles 322 on the supporting rod 321, baffle 322 is the vertical direction setting with supporting rod 321, baffle 322 on the adjacent holding frame 32 and the space that supporting rod 321 surround into the fixed test tube 40 of a plurality of, this space and test tube hole 21 one-to-one in vertical plane, the lower extreme of test tube 40 is placed in this space.

Referring to fig. 2-3, when the test tube 40 is clamped, the sliding member 50 and the driving member 60 are engaged with each other, so as to adjust the size of the space for fixing the test tube 40 surrounded by the partition 322 and the clamping rod 321 on the adjacent clamping frames 32; slider 50 includes guide rail 51 and the slider 52 of slip setting on guide rail 51, guide rail 51 is fixed to be set up on curb plate 12, one side and slider 52 fixed connection that the vertical end of connecting plate 31 is close to curb plate 12, the vertical end of connecting plate 31 deviates from one side of curb plate 12 and is connected with drive assembly 60 rotation, two connecting plates 31 are close to each other or keep away from under drive assembly 60's drive, thereby adjust the size in the space of the fixed test tube 40 of a plurality of that the crisscross distribution of holding frame 32 formed on two connecting plates 31, fix or loosen test tube 40.

Referring to fig. 3 again, the driving assembly 60 includes a timing belt mechanism 61, the timing belt mechanism 61 includes a driving wheel 611, a driven wheel 612 and a timing belt 613, the timing belt 613 is gear-engaged between the driving wheel 611 and the driven wheel 612, a coupling 62 is disposed at one end of the driven wheel 612, a pair of symmetrically disposed connecting rods 63 are rotatably connected to the coupling 62, the two connecting rods 63 are rotatably connected to the two connecting plates 31, the connecting rods 63 are driven by the coupling 62 to move toward or away from each other, a motor 64 is connected to one end of the driving wheel 611, the motor 64 is fixedly disposed on the first base 14, the driven wheel 612 is bearing-connected to the second base 15, so that the driven wheel 612 can rotate relative to the second base 15, and the first base 14 and the second base 15 are both fixedly disposed on the bottom plate 11.

The working principle of the utility model is as follows:

at first starter motor 64, make it rotatory to drive shaft coupling 62 from driving wheel 612, two connecting rods 63 drive the connecting plate 31 that corresponds the connection to the direction motion that is close to each other on the shaft coupling 62, make the space adjustment of the fixed test tube 40 of a plurality of that the staggered distribution of holding frame formed on two connecting plates 31 to the biggest, then insert test tube 40 from the top, then start motor 64 backward operation once more, make two connecting rods 63 drive the connecting plate 31 that corresponds the connection to the direction motion of keeping away from each other on the shaft coupling 62, adjust and reduce the space of the fixed test tube of a plurality of that the staggered distribution of holding frame formed on two connecting plates 31, hold test tube 40 tightly, thereby the realization is fixed to the clamp of test tube 40.

The above is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above-mentioned embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the utility model may be made by those skilled in the art without departing from the principle of the utility model.

Claims

1. A clamping fixing device for test tube which characterized in that: including a pair of holder, holder swing joint has drive assembly, the drive assembly drive holder motion each other forms the space of the fixed test tube of a plurality of, the holder top is provided with the locating plate, be provided with a plurality of test tube hole on the locating plate, the space one-to-one that forms between test tube hole and the holder, the test tube clamping is fixed in the space that forms between test tube hole and the holder, drive assembly and locating plate all set up on the support.

2. A clip fixing device for test tubes according to claim 1, characterized in that: the support comprises a bottom plate and a pair of side plates which are symmetrical to each other, the side plates are vertically arranged on two sides of the bottom plate, sliding parts are arranged on the side plates, the driving assembly is fixedly arranged on the bottom plate, the positioning plate is fixedly arranged at the top ends of the side plates, and the clamping parts are connected with the sliding parts in a sliding mode.

3. A clip fixing device for test tubes according to claim 2, characterized in that: it is a pair of the holder all includes the connecting plate that the level set up, two the homonymy end and the slider sliding connection of connecting plate, two one side that the connecting plate is close to the curb plate all rotates with drive assembly to be connected, two the connecting plate is close to or keeps away from each other along the slider under drive assembly's drive, it has a plurality of holding frame, two to distribute on the connecting plate the space that the fixed test tube of holding frame staggered distribution on the connecting plate formed the fixed test tube of a plurality of, fixes or unclamps the test tube.

4. A clip fixing device for test tubes according to claim 3, characterized in that: the clamping frame comprises a plurality of horizontally arranged clamping rods, a plurality of partition plates are arranged on the clamping rods and are arranged in the vertical direction with the connecting plate, and the partition plates on the adjacent clamping frames and the clamping rods surround a space for fixing a plurality of test tubes.

5. A clip fixing device for test tubes according to claim 3, characterized in that: the connecting plate is L type structure, the slider includes the guide rail, the guide rail sets up on the curb plate, the vertical end of connecting plate slides and sets up on the guide rail near one side of curb plate, the vertical end of connecting plate deviates from one side of curb plate and is connected with drive assembly rotates, and two connecting plates are close to each other or keep away from under drive assembly drives.

6. A clip fixing device for test tubes according to claim 5, characterized in that: the drive assembly comprises a synchronous belt mechanism, one end of the synchronous belt mechanism is provided with a coupler, the coupler is rotatably connected with a pair of symmetrically arranged connecting rods, the connecting rods are rotatably connected with the two connecting plates respectively, the connecting rods are close to or far away from each other under the rotation driving of the coupler, and the other end of the synchronous belt mechanism is connected with a motor.

7. A clip fixing device for test tubes according to claim 1, characterized in that: and a kit for storing standby reagents is arranged on the positioning plate.

8. A clip fixing device for test tubes according to claim 1, characterized in that: the test tube hole is of a reducing structure with a large upper part and a small lower part.

9. A clip fixing device for test tubes according to claim 2, characterized in that: the lower end of the bottom plate is provided with a sliding rail convenient for moving the bottom plate.