CN217016672U - An extraction device for biomedical reagents - Google Patents

Abstract

The utility model relates to an extraction device for biomedical reagents, comprising a bottom plate, a first frame body is fixedly connected to the top of the bottom plate, a support leg is fixedly connected to the bottom of the bottom plate, a reagent box is fixedly connected to the top of the bottom plate, and The top of the bottom plate is movably connected with two measuring cylinders. The extraction device for biomedical reagents, when in use, starts the first motor to drive the first threaded rod to rotate, the first threaded rod rotates to drive the threaded block and the second rack to move to the top of the kit, and then starts the electric push rod to drive the second rack The body moves down to a suitable position, so that the needle at the bottom of the sampling cylinder is in contact with the reagent, and then the second motor is activated to drive the second threaded rod to rotate, the second threaded rod rotates to drive the sleeve to move upward, and the movement of the sleeve drives the drive plate to move upward. The movement of the transmission plate drives the transmission rod to move upward, so that the piston can be driven to take the reagent into the interior of the sampling cylinder, so that the sampling cylinder can be prevented from tilting when the reagent is taken.

Description

An extraction device for biomedical reagents

technical field

The utility model relates to the technical field of reagent extraction, in particular to an extraction device for biomedical reagents.

Background technique

Reagents, also known as biochemical reagents or reagents, are mainly pure chemicals used to realize chemical reactions, analytical tests, research experiments, teaching experiments, and chemical formulations. Analytical reagents, clinical diagnostic reagents, biochemical reagents, inorganic ion chromogenic reagents, etc.

However, in the extraction of reagents nowadays, the staff is generally holding the syringe through the staff. The syringe is generally inclined, and the scale on the surface of the reagent and the syringe cannot be kept at the same level, which leads to sampling. The precision of the amount of reagents will have a large deviation, so an extraction device for biomedical reagents is proposed to solve the above problems.

Utility model content

Aiming at the deficiencies of the prior art, the utility model provides an extraction device for biomedical reagents, which has the advantages of simple operation, strong practicability and the like, and solves the problem of inaccurate precision of the reagent quantity in the existing extraction method.

In order to achieve the above purpose, the present invention provides the following technical solutions: an extraction device for biomedical reagents, comprising a bottom plate, a first frame body is fixedly connected to the top of the bottom plate, and a support leg is fixedly connected to the bottom of the bottom plate, A reagent box is fixedly connected to the top of the bottom plate, two measuring cylinders are movably connected to the top of the bottom plate, and a transmission assembly is fixedly connected to the inside of the frame body;

The transmission assembly includes a support seat fixedly connected to the left side of the first frame body, a first motor is fixedly connected to the top of the support seat, a first threaded rod is fixedly connected to the right side of the first motor, and the first threaded rod is fixedly connected to the right side of the first motor. The outer surface of the threaded rod is movably connected with a threaded block, the bottom of the threaded block is fixedly connected with an electric push rod, the bottom of the electric push rod is fixedly connected with a second frame body, and the bottom of the second frame body is fixedly connected Two sampling cylinders are fixedly connected, pistons are movably connected inside the two sampling cylinders, transmission rods are fixedly connected to the tops of the two pistons, and transmission plates are fixedly connected to the tops of the two transmission rods, A sleeve is fixedly connected to the top of the transmission plate, a second motor is fixedly connected to the inside of the second frame, and a second threaded rod is fixedly connected to the bottom of the second motor.

Further, a horizontal plate is fixedly connected to the inside of the first frame body, a connecting column is fixedly connected to the top of the threaded block, a movable wheel is movably connected to the top of the connecting column, a chute is opened at the bottom of the horizontal plate, and the movable The wheel is movably connected inside the chute.

Further, a fixing seat is fixedly connected inside the first frame body, and the first threaded rod is movably connected inside the fixing seat.

Further, a limiting groove is defined inside the second frame body, and the transmission plate is movably connected to the interior of the limiting groove.

Further, the second threaded rod is movably connected to the inside of the sleeve, the top of the sleeve is provided with a threaded hole, and the outer surface of the second threaded rod is fixedly connected with two limit blocks.

Further, the number of the support legs is four, and the four support legs are evenly distributed on the four corners of the bottom.

Compared with the prior art, the technical solution of the present application has the following beneficial effects:

The extraction device for biomedical reagents, when in use, starts the first motor to drive the first threaded rod to rotate, the first threaded rod rotates to drive the threaded block and the second rack to move to the top of the kit, and then starts the electric push rod to drive the second rack The body moves down to a suitable position, so that the needle at the bottom of the sampling cylinder is in contact with the reagent, and then the second motor is activated to drive the second threaded rod to rotate, the second threaded rod rotates to drive the sleeve to move upward, and the movement of the sleeve drives the drive plate to move upward. The movement of the transmission plate drives the transmission rod to move upward, so that the piston can be driven to take the reagent into the interior of the sampling cylinder, so that the sampling cylinder can be prevented from tilting when the reagent is taken.

Description of drawings

Fig. 1 is the structural representation of the utility model;

FIG. 2 is an enlarged view of the position A in FIG. 1 of the structure of the utility model.

In the figure: 1 bottom plate, 2 support legs, 3 first frame body, 4 horizontal plate, 5 support base, 6 first motor, 7 first threaded rod, 8 threaded block, 9 connecting column, 10 movable wheel, 11 chute , 12 electric push rod, 13 second frame, 14 sampling cylinder, 15 piston, 16 transmission rod, 17 transmission plate, 18 limit groove, 19 sleeve, 20 second motor, 21 second threaded rod, 22 limit block, 23 graduated cylinder, 24 kit, 25 holder.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

Please refer to FIGS. 1-2 , an extraction device for biomedical reagents in this embodiment includes a bottom plate 1 , a first frame body 3 is fixedly connected to the top of the bottom plate 1 , a support leg 2 is fixedly connected to the bottom of the bottom plate 1 , and the support legs 2 The number is four, and the four support legs 2 are evenly distributed on the four corners of the bottom 1, which can make the whole device more stable. The top of the bottom plate 1 is fixedly connected with the reagent box 24, and the top of the bottom plate 1 is movably connected with two measuring cylinders 23, and the rack A transmission component is fixedly connected inside the body 3 .

The transmission assembly includes a support base 5 fixedly connected to the left side of the first frame body 3, a first motor 6 is fixedly connected to the top of the support base 5, a first threaded rod 7 is fixedly connected to the right side of the first motor 6, and the first motor 6 is fixedly connected to the top of the support base 5. The outer surface of the threaded rod 7 is movably connected with a threaded block 8, the threaded block 8, the bottom of the threaded block 8 is fixedly connected with an electric push rod 12, the bottom of the electric push rod 12 is fixedly connected with a second frame body 13, and the bottom of the second frame body 13 is fixedly connected There are two sampling cylinders 14, pistons 15 are movably connected inside the two sampling cylinders 14, transmission rods 16 are fixedly connected to the tops of the two pistons 15, and transmission plates 17 are fixedly connected to the tops of the two transmission rods 16. A sleeve 19 is fixedly connected to the top of the plate 17 , a second motor 20 is fixedly connected inside the second frame body 13 , a second threaded rod 21 is fixedly connected to the bottom of the second motor 20 , and a horizontal plate 4 is fixedly connected to the inside of the first frame body 3 , the top of the threaded block 8 is fixedly connected with a connecting column 9, the top of the connecting column 9 is movably connected with a movable wheel 10, the bottom of the horizontal plate 4 is provided with a chute 11, and the movable wheel 10 is movably connected inside the chute 11. The motor 6 drives the first threaded rod 7 to rotate, and the first threaded rod 7 rotates to drive the threaded block 8 and the second frame body 13 to move to the top of the reagent box 24, and then start the electric push rod 12 to drive the second frame body 13 to move down to a suitable position. position, the needle at the bottom of the sampling cylinder 14 is in contact with the reagent, then the second motor 20 is activated to drive the second threaded rod 21 to rotate, the second threaded rod 21 rotates to drive the sleeve 19 to move upward, and the movement of the sleeve 19 drives the drive plate 17 to move upward , the movement of the transmission plate 17 drives the transmission rod 16 to move upward, so that the piston 15 can be driven to take the reagent into the sampling cylinder 14, and then the first motor 6 is activated to drive the second frame 13 to move to the top of the graduated cylinder 23, and then the second motor 20 is activated. The piston 15 is driven to move downward, and the reagent is pushed into the measuring cylinder 23 .

In this embodiment, a fixing seat 25 is fixedly connected inside the first frame body 3, and the first threaded rod 7 is movably connected inside the fixing seat 25, so that the rotation of the first threaded rod 7 can be more stable.

In this embodiment, a limiting slot 18 is defined in the second frame body 13 , and the transmission plate 17 is movably connected to the interior of the limiting slot 18 , which can prevent the transmission plate 17 from being displaced as much as possible when moving.

In this embodiment, the second threaded rod 21 is movably connected to the inside of the sleeve 19, the top of the sleeve 19 is provided with a threaded hole, and the outer surface of the second threaded rod 21 is fixedly connected with two limit blocks 22, which can prevent as much as possible. The second threaded rod 21 is removed from the inside of the sleeve 19 .

The working principle of the above embodiment is:

The extraction device for biomedical reagents, when in use, starts the first motor 6 to drive the first threaded rod 7 to rotate, the first threaded rod 7 rotates to drive the threaded block 8 and the second frame 13 to move to the top of the reagent box 24, and then starts the electric motor The push rod 12 drives the second frame body 13 to move down to a suitable position, so that the needle at the bottom of the sampling cylinder 14 is in contact with the reagent, and then the second motor 20 is activated to drive the second threaded rod 21 to rotate, and the second threaded rod 21 rotates to drive the sleeve. 19 moves upward, the movement of the sleeve 19 drives the drive plate 17 to move upward, the drive plate 17 moves to drive the drive rod 16 to move upward, so as to drive the piston 15 to take the reagent into the sampling cylinder 14, and then start the first motor 6 to drive the second frame The body 13 moves to the top of the measuring cylinder 23, and then the second motor 20 is activated to drive the piston 15 to move downward, and push the reagent into the measuring cylinder 23. This device can prevent the sampling cylinder 14 from tilting when taking the reagent, resulting in inaccurate liquid taking.

It should be noted that, in this document, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any relationship between these entities or operations. any such actual relationship or sequence exists. Moreover, the terms "comprising", "comprising" or any other variation thereof are intended to encompass non-exclusive inclusion such that a process, method, article or device comprising a list of elements includes not only those elements, but also includes not explicitly listed or other elements inherent to such a process, method, article or apparatus. Without further limitation, an element qualified by the phrase "comprising a..." does not preclude the presence of additional identical elements in a process, method, article or apparatus that includes the element.

Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes and modifications can be made to these embodiments without departing from the principles and spirit of the present invention , alternatives and modifications, the scope of the present invention is defined by the appended claims and their equivalents.

Claims (6)

1. An extraction element for biological medicine reagent, includes bottom plate (1), its characterized in that: the top of the bottom plate (1) is fixedly connected with a first frame body (3), the bottom of the bottom plate (1) is fixedly connected with supporting legs (2), the top of the bottom plate (1) is fixedly connected with a kit (24), the top of the bottom plate (1) is movably connected with two measuring cylinders (23), and a transmission assembly is fixedly connected inside the frame body (3);

the transmission assembly comprises a supporting seat (5) fixedly connected to the left side of a first frame body (3), a first motor (6) fixedly connected to the top of the supporting seat (5), a first threaded rod (7) fixedly connected to the right side of the first motor (6), threaded blocks (8) movably connected to the outer surface of the first threaded rod (7), the threaded blocks (8), an electric push rod (12) fixedly connected to the bottom of each threaded block (8), a second frame body (13) fixedly connected to the bottom of each electric push rod (12), two sampling cylinders (14) fixedly connected to the bottom of each second frame body (13), two pistons (15) movably connected to the inner parts of the sampling cylinders (14), two transmission rods (16) fixedly connected to the tops of the pistons (15), and two transmission plates (17) fixedly connected to the tops of the transmission rods (16), driving plate (17) top fixedly connected with sleeve (19), second support body (13) inside fixedly connected with second motor (20), second motor (20) bottom fixedly connected with second threaded rod (21).

2. The extraction device for biomedical agents according to claim 1, wherein: the inside fixedly connected with diaphragm (4) of first support body (3), screw thread piece (8) top fixedly connected with spliced pole (9), spliced pole (9) top swing joint has movable wheel (10), spout (11) have been seted up to diaphragm (4) bottom, movable wheel (10) swing joint is inside spout (11).

3. The extraction device for biomedical agents according to claim 1, wherein: the first support body (3) is fixedly connected with a fixing seat (25) in the inner part, and the first threaded rod (7) is movably connected in the fixing seat (25).

4. The extraction device for biomedical agents according to claim 1, wherein: limiting grooves (18) are formed in the second frame body (13), and the transmission plate (17) is movably connected to the inner portions of the limiting grooves (18).

5. The extraction device for biomedical agents according to claim 1, wherein: second threaded rod (21) swing joint is inside sleeve (19), threaded hole is seted up at sleeve (19) top, second threaded rod (21) surface fixed connection has stopper (22) that quantity is two.

6. The extraction device for biomedical agents according to claim 1, wherein: the number of the supporting legs (2) is four, and the supporting legs (2) are evenly distributed at four corners of the bottom plate (1).

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