CN214438857U

CN214438857U - 5-oxindole acetic acid survey reagent adds device

Info

Publication number: CN214438857U
Application number: CN202023157528.XU
Authority: CN
Inventors: 柴瑞停; 皮勇建
Original assignee: Wuhan Morning Kang Technology Co ltd
Current assignee: Wuhan Morning Kang Technology Co ltd
Priority date: 2020-12-24
Filing date: 2020-12-24
Publication date: 2021-10-22
Anticipated expiration: 2030-12-24

Abstract

The utility model discloses a 5-oxindole acetic acid measuring reagent adds device, the on-line screen storage device comprises a base, the top fixed mounting of base has the dead lever, the inside fixed mounting of dead lever has the motor, the top of motor is rotated and is connected with the lead screw, the surface threaded connection of lead screw has first slider, at first, the staff places the reagent pipe earlier and places the bench, presss from both sides tight the reagent pipe through the splint of both sides, restart motor, the motor can drive the lead screw and rotate, the lead screw drives first slider and carries out vertical movement, when first slider drives connecting plate and burette and moves down, when the burette moves to reagent pipe mouth department, restart solenoid valve, after the solenoid valve opens, liquid in the bin will be along dripping into the burette to the reagent in, just can accomplish the interpolation of liquid, through the machine dropping liquid then, can stabilize when having guaranteed the dropping liquid, Accurate, solved artifical dropping liquid and taken place the side leakage, lead to the problem of wasting of resources.

Description

5-oxindole acetic acid survey reagent adds device

Technical Field

The utility model belongs to the technical field of the reagent adds the device, concretely relates to 5-oxindole acetic acid survey reagent adds device.

Background

Chemical reagents are relatively standard substances for chemical research and component analysis, are important conditions for technological progress, are widely used for synthesis, separation, qualitative and quantitative analysis of substances, are the eyes of chemists, and cannot be separated from chemical reagents in daily work of factories, schools, hospitals and research institutes, and reagent addition is an important step of chemical experiments.

At present, to the interpolation of 5-oxindole acetic acid liquid, it is artifical manual dropping liquid reagent of adding that carries on usually, however artifical dropping liquid reagent of adding appears the hand very easily and trembles, leads to liquid to take place to leak for the wasting of resources, artifical liquid reagent speed of adding is slower simultaneously, has reduced work efficiency. To this end, we propose a 5-oxindole acetic acid assay reagent adding device.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a 5-oxindole acetic acid assay reagent adds device to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a5-oxindole acetic acid measuring reagent adding device comprises a base, wherein a fixed rod is fixedly installed at the top end of the base, a motor is fixedly installed inside the fixed rod, a lead screw is rotatably connected to the top end of the motor, a first sliding block is in threaded connection with the outer surface of the lead screw, a connecting plate is fixedly connected to the side wall of the first sliding block, a storage box is fixedly installed inside the connecting plate, a dropper is communicated with the lower portion of the storage box, an electromagnetic valve is fixedly installed at the center of the dropper, a placing table is fixedly installed at the top end of the base, a sliding rod is fixedly installed inside the placing table, an expansion spring is sleeved on the outer surface of the sliding rod, one end of the expansion spring is fixedly connected with the inner side wall of the placing table, a second sliding block is fixedly connected to the other end of the expansion spring, and the second sliding block is in sliding connection with the sliding rod, the bottom fixed mounting of second slider has splint, splint are provided with two altogether the joint has the reagent pipe between the splint.

Preferably, a bearing is fixedly installed inside the fixing rod, and the screw rod is rotatably connected with the inner wall of the fixing rod through the bearing.

Preferably, one side of the fixing rod is provided with a first through hole, and the first sliding block is arranged in the first through hole.

Preferably, two the equal fixed mounting of inside wall of splint has the foam-rubber cushion, and the foam-rubber cushion is the arc form.

Preferably, a second through hole is formed in the top end of the placing table, and one end of the clamping plate is arranged in the second through hole.

Preferably, the top end threaded connection of bin has sealed lid, the top fixed mounting of sealed lid has the lid handle, the surface of lid handle has cup jointed the antiskid cover.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) this 5-oxindole acetic acid survey reagent adds device, the staff places the reagent pipe earlier and places the bench, splint through both sides press from both sides tight to the reagent pipe, the restart motor, the motor can drive the lead screw and rotate, the lead screw drives first slider and carries out vertical migration, when first slider drives connecting plate and burette lapse, and when the burette removed to reagent pipe mouth department, the restart solenoid valve, the solenoid valve is opened the back, liquid in the bin will be instiled into to the reagent intraductal along the burette, then just can accomplish the interpolation of liquid, through the machine dropping liquid, can stabilize when having guaranteed the dropping liquid, it is accurate, it takes place the side leakage to have solved artifical dropping liquid, lead to the problem of wasting of resources.

(2) This 5-oxindole acetic acid assay reagent adds device through the splint that set up, can press from both sides tight fixed to the reagent pipe, prevents that the reagent pipe from taking place to rock, influences the dropping liquid work, has improved the practicality of device.

Drawings

Fig. 1 is a perspective view of the placing table of the present invention;

fig. 2 is a front sectional view of the present invention;

FIG. 3 is an enlarged schematic view of the structure at A in FIG. 2 according to the present invention;

fig. 4 is an enlarged schematic view of the structure at B in fig. 2 according to the present invention.

In the figure: 1. a base; 2. fixing the rod; 3. a motor; 4. a screw rod; 5. a first slider; 6. a connecting plate; 7. a storage tank; 8. an electromagnetic valve; 9. a dropper; 10. a placing table; 11. a slide bar; 12. a tension spring; 13. a second slider; 14. a splint; 15. a reagent tube; 16. a bearing; 17. a first through hole; 18. a sponge cushion; 19. a second through hole; 20. a sealing cover; 21. and (4) covering the handle.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the utility model provides a 5-oxindole acetic acid measuring reagent adding device, which comprises a base 1, a fixed rod 2 is fixedly installed at the top end of the base 1, a motor 3 is fixedly installed inside the fixed rod 2, a lead screw 4 is rotatably connected at the top end of the motor 3, a first slider 5 is in threaded connection with the outer surface of the lead screw 4, a connecting plate 6 is fixedly connected with the side wall of the first slider 5, a storage box 7 is fixedly installed inside the connecting plate 6, a dropper 9 is communicated below the storage box 7, an electromagnetic valve 8 is fixedly installed at the center of the dropper 9, a placing table 10 is fixedly installed at the top end of the base 1, a slide bar 11 is fixedly installed inside the placing table 10, an extension spring 12 is sleeved on the outer surface of the slide bar 11, one end of the extension spring 12 is fixedly connected with the inner side wall of the placing table 10, and a second slider 13 is fixedly connected with the other end of the extension spring 12, and second slider 13 and slide bar 11 sliding connection, the bottom fixed mounting of second slider 13 has splint 14, and splint 14 are provided with two altogether, and the joint has reagent pipe 15 between two splint 14.

In this embodiment, preferably, the inside fixed mounting of dead lever 2 has bearing 16, and lead screw 4 passes through bearing 16 and is connected with the inner wall rotation of dead lever 2, through the bearing 16 who sets up, can play spacing fixed effect to lead screw 4, simultaneously, because the characteristic of bearing 16 self, more smooth and easy when can making lead screw 4 rotate, prevent the card pause, influence the operation of device.

In this embodiment, preferably, a first through hole 17 is formed in one side of the fixing rod 2, the first slider 5 is disposed in the first through hole 17, and a space is provided for the movement of the first slider 5 through the disposed first through hole 17.

In this embodiment, preferred, the equal fixed mounting of inside wall of two splint 14 has foam-rubber cushion 18, and foam-rubber cushion 18 is the arc form, when splint 14 presss from both sides tight reagent pipe 15, can produce certain pressure, and at this moment, through the foam-rubber cushion 18 that sets up, certain extrusion force can be alleviated, has played the effect of protection to reagent pipe 15.

In this embodiment, preferably, the top end of the placing table 10 is provided with a second through hole 19, one end of the clamping plate 14 is disposed in the second through hole 19, and a space is provided for the movement of the clamping plate 14 through the disposed second through hole 19.

In this embodiment, it is preferred, the top end threaded connection of storage box 7 has sealed lid 20, and the top fixed mounting of sealed lid 20 has lid handle 21, and the surface of lid handle 21 has cup jointed the antiskid cover, and through the lid handle 21 that sets up, can make things convenient for the staff to open and close sealed lid 20, then makes things convenient for the staff to infuse liquid to storage box 7 in.

The utility model discloses a theory of operation and use flow: when the device is used, firstly, the clamping plate 14 is pulled, then the reagent tube 15 is placed above the placing table 10, the clamping plate 14 is loosened, the clamping plate 14 can clamp the reagent tube 15 and can abut against the clamping plate 14 under the elastic force of the expansion spring 12, the clamping plate 14 can abut against the reagent tube 15, then the reagent tube 15 can be prevented from shaking, at the moment, the motor 3 is restarted, the motor 3 can drive the screw rod 4 to rotate, the screw rod 4 drives the first sliding block 5 to vertically move, when the first sliding block 5 drives the connecting plate 6 and the dropper 9 to downwards move, and when the dropper 9 moves to the position of the reagent tube 15 opening, the electromagnetic valve 8 is restarted, after the electromagnetic valve 8 is opened, the liquid in the storage box 7 can be dripped into the reagent tube 15 along the dropper 9, then the liquid addition can be completed, the liquid dropping through the machine can be stable and accurate when the liquid dropping is ensured, the problem of side leakage of manual liquid dropping is solved, resulting in a problem of resource waste.

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

Claims

1. The utility model provides a 5-oxindole acetic acid assay reagent adds device, includes base (1), its characterized in that: the top end of the base (1) is fixedly provided with a fixed rod (2), the interior of the fixed rod (2) is fixedly provided with a motor (3), the top end of the motor (3) is rotatably connected with a screw rod (4), the outer surface of the screw rod (4) is in threaded connection with a first slider (5), the side wall of the first slider (5) is fixedly connected with a connecting plate (6), the interior of the connecting plate (6) is fixedly provided with a storage box (7), the lower part of the storage box (7) is communicated with a dropper (9), the central part of the dropper (9) is fixedly provided with an electromagnetic valve (8), the top end of the base (1) is fixedly provided with a placing table (10), the interior of the placing table (10) is fixedly provided with a sliding rod (11), the outer surface of the sliding rod (11) is sleeved with a telescopic spring (12), one end of the telescopic spring (12) is fixedly connected with the inner side wall of the placing table (10), the other end fixedly connected with second slider (13) of expanding spring (12), and second slider (13) and slide bar (11) sliding connection, the bottom fixed mounting of second slider (13) has splint (14), splint (14) are provided with two altogether, two the joint has reagent pipe (15) between splint (14).

2. The device for adding the 5-oxindole acetic acid measuring reagent according to claim 1, wherein: the inner part of the fixed rod (2) is fixedly provided with a bearing (16), and the screw rod (4) is rotatably connected with the inner wall of the fixed rod (2) through the bearing (16).

3. The device for adding the 5-oxindole acetic acid measuring reagent according to claim 1, wherein: a first through hole (17) is formed in one side of the fixing rod (2), and the first sliding block (5) is arranged in the first through hole (17).

4. The device for adding the 5-oxindole acetic acid measuring reagent according to claim 1, wherein: sponge cushions (18) are fixedly mounted on the inner side walls of the two clamping plates (14), and the sponge cushions (18) are arc-shaped.

5. The device for adding the 5-oxindole acetic acid measuring reagent according to claim 1, wherein: the top end of the placing table (10) is provided with a second through hole (19), and one end of the clamping plate (14) is arranged in the second through hole (19).

6. The device for adding the 5-oxindole acetic acid measuring reagent according to claim 1, wherein: the top end threaded connection of bin (7) has sealed lid (20), the top fixed mounting of sealed lid (20) has lid handle (21), the surface of lid handle (21) has cup jointed anti-skidding cover.