CN209866083U

CN209866083U - Chemical reactor

Info

Publication number: CN209866083U
Application number: CN201920314290.5U
Authority: CN
Inventors: 苑博伟; 王翰琦; 张海涛; 常高健; 李宏斌
Original assignee: Dalian University of Technology
Current assignee: Dalian University of Technology
Priority date: 2019-03-12
Filing date: 2019-03-12
Publication date: 2019-12-31
Anticipated expiration: 2029-03-12

Abstract

The utility model relates to a chemical reaction equipment technical field just discloses a chemical reactor, including the glass pipe, the plastic tubing has been cup jointed to the top screw thread of glass pipe, the top fixed mounting of plastic tubing has the rubber cap, the fixed closing plate that has cup jointed in top in plastic tubing inner chamber, the slide bar has been cup jointed in the inside activity of closing plate, the air vent that is located the slide bar left and right sides is seted up to the inside of closing plate. This chemical reactor, through pressing the briquetting, the slide bar, mutually support between elastic spring and the closing plate, the slide bar can reciprocate in the inside of closing plate, elastic spring provides elasticity that makes progress to pressing the briquetting, when people extrude intraductal medicament through pressing the rubber cap, the rubber cap has good crushing resistance under elastic force of elastic spring, thereby avoid the rubber cap to cause the medicament to add excessive problem because of producing huge deformation, and then the medicament addition of convenient to use person control this burette.

Description

Chemical reactor

Technical Field

The utility model relates to a chemical reaction equipment technical field specifically is a chemical reactor.

Background

The chemical reaction equipment is an indispensable auxiliary tool for people to carry out chemical experiments, observe chemical reaction phenomena and prepare chemical substances, and the precision and the practicability of the chemical reaction equipment directly influence the achievement of the chemical experiments.

The rubber head dropper is an indispensable auxiliary tool in a chemical reaction experiment, the existing rubber head dropper is generally composed of a rubber cap and a glass tube, when the rubber dropper is used for chemical experiments, the dosage of the added reagent in the chemical experiment process must be strictly controlled by the rubber dropper, the existing rubber dropper controls the adding amount of the reagent in the glass tube by pressing the rubber cap, because the rubber cap is soft, people can generate large deformation when exerting a little force, so that people are difficult to control the adding amount of the medicament in the rubber dropper through the rubber cap, meanwhile, after the rubber dropper is used, a user is used to horizontally place the rubber dropper, at the moment, the reagent remained in the rubber dropper is easy to flow back to enter the rubber cap, when the reagent is corrosive, the rubber cap is easily damaged by the corrosive reagent, thereby reducing the practicability of the prior rubber head dropper.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a chemical reactor possesses the dosage of being convenient for control rubber head drip tube add the medicament and avoids the medicament advantage of refluence corrosion rubber cap, has solved the problem mentioned among the above-mentioned background art.

The utility model provides a following technical scheme: the utility model provides a chemical reactor, includes the glass pipe, the plastic tubing has been cup jointed to the top screw thread of glass pipe, the top fixed mounting of plastic tubing has the rubber cap, the fixed closing plate that has cup jointed in top in plastic pipe inner chamber, the slide bar has been cup jointed in the inside activity of closing plate, the air vent that is located the slide bar left and right sides is seted up to the inside of closing plate, the top fixed mounting of slide bar has the inside pressure piece that is located the rubber cap, the top surface that presses the piece contacts with the top surface of rubber cap inner chamber, the surface activity of slide bar has cup jointed elastic spring, elastic spring's upper and lower both ends respectively with the top surface fixed connection according to the bottom surface of piece and closing plate, the fixed cover in bottom of slide bar has.

Preferably, an inner clamping groove is formed in the top of the glass tube, an outer clamping groove is formed in the bottom of the plastic tube, and screws matched with each other are arranged at the positions where the inner clamping groove and the outer clamping groove are in contact with each other.

Preferably, the rubber cap is a circular elastic cavity structure, and the top surface of the pressing block is matched with the top surface of the inner cavity of the rubber cap.

Preferably, the sealing plate is internally provided with a sliding groove, and the sliding rod is movably sleeved inside the sliding groove.

Preferably, the sealing gasket is positioned between the baffle plate and the sealing plate, and the diameter of the sealing gasket is larger than the distance between the sides of the two ventilation holes far away from one side.

Compared with the prior art, the utility model discloses possess following beneficial effect:

1. this chemical reactor, through pressing the briquetting, the slide bar, mutually support between elastic spring and the closing plate, the slide bar can reciprocate in the inside of closing plate, elastic spring provides elasticity that makes progress to pressing the briquetting, when people extrude intraductal medicament through pressing the rubber cap, the rubber cap has good crushing resistance under elastic force of elastic spring, thereby avoid the rubber cap to cause the medicament to add excessive problem because of producing huge deformation, and then the medicament addition of convenient to use person control this burette.

2. This chemical reactor, through pressing the briquetting, the slide bar, the elasticity spring, mutually supporting between closing plate and the baffle, the elasticity spring provides upwards elasticity to pressing the briquetting and makes the sealed pad of baffle top and the bottom of closing plate contact mutually, thereby sealed pad can cover the bottom of closing plate and make the inside inclosed cavity structures of formation of rubber cap, and then avoid the medicament in the rubber head burette to flow back to the inside of rubber cap and cause corrosion damage to the rubber cap.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is an enlarged schematic view of the structure at a position a of the present invention;

FIG. 3 is an enlarged schematic view of the structure at B of the present invention;

fig. 4 is a schematic perspective view of the sealing plate of the present invention.

In the figure: 1. a glass tube; 2. a plastic tube; 3. a sealing plate; 4. an elastic spring; 5. a slide bar; 6. a vent hole; 7. a pressing block; 8. a baffle plate; 9. a chute; 10. an outer clamping groove; 11. a screw; 12. an inner clamping groove; 13. A gasket; 14. a rubber cap.

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, a chemical reactor comprises a glass tube, a plastic tube 2 is sleeved on the top of the glass tube 1 through a screw thread, a liquid port is opened on the bottom of the glass tube 1, the plastic tube 2 and the glass tube 1 can be twisted and separated, so as to be convenient for cleaning the rubber-tipped dropper, a rubber cap 14 is fixedly installed on the top of the plastic tube 2, an inner clamping groove 12 is opened on the top of the glass tube 1, an outer clamping groove 10 is opened on the bottom of the plastic tube 2, mutually-matched screws 11 are arranged at the contact positions of the inner clamping groove 12 and the outer clamping groove 10, the rubber cap 14 is a circular elastic cavity structure, the top surface of a pressing block 7 is matched with the top surface of the inner cavity of the rubber cap 14, a sealing plate 3 is fixedly sleeved on the top of the inner cavity of the plastic tube 2, a sliding groove 9 is opened inside the sealing plate 3, a sliding rod 5 is movably, the inside of the sealing plate 3 is provided with vent holes 6 positioned at the left side and the right side of a sliding rod 5, the top of the sliding rod 5 is fixedly provided with a pressing block 7 positioned inside a rubber cap 14, the top surface of the pressing block 7 is contacted with the top surface of the inner cavity of the rubber cap 14, the outer surface of the sliding rod 5 is movably sleeved with an elastic spring 4, the elastic spring 4 provides upward elastic force for the pressing block 7, when people extrude the medicament in the pipe by pressing the rubber cap 14, the rubber cap 14 has good pressure resistance under the elastic force action of the elastic spring 4, thereby avoiding the problem that the medicament is excessively added due to huge deformation of the rubber cap 14, further facilitating a user to control the medicament adding amount of the dropper, the upper end and the lower end of the elastic spring 4 are respectively and fixedly connected with the bottom surface of the pressing block 7 and the top surface of the sealing plate 3, and the bottom, elasticity spring 4 provides upward elasticity to pressing the briquetting 7 and makes sealed 13 of baffle 8 top and the bottom of closing plate 3 contact mutually, thereby sealed 13 can cover the bottom of closing plate 3 and make the inside inclosed cavity structures that forms of rubber cap 14, and then avoid the medicament in the rubber head drip tube to flow back to the inside of rubber cap 14 and cause the corrosion damage to rubber cap 14, sealed 13 is located between baffle 8 and the closing plate 3, and the diameter of sealed 13 of filling up is greater than two air vents 6 and keeps away from the distance between one side mutually.

When in use, firstly, the top of the rubber cap 14 is pressed downwards, the pressing block 7, the sliding rod 5 and the baffle 8 move downwards, at this time, the bottom end of the glass tube 1 is inserted into the medicine bottle, the elastic spring 4 of the rubber cap 14 is released to provide upward elastic force for the pressing block 7 and enable the pressing block to move upwards, at this time, negative pressure is generated inside the rubber head dropper to suck the medicine into the rubber head dropper, when adding the medicine, only the top of the rubber cap 14 needs to be pressed downwards, so that the rubber cap 14 deforms downwards and the medicine in the rubber head dropper is extruded out, when the rubber head dropper is horizontally placed, the elastic spring 4 provides upward elastic force for the pressing block 7 to enable the sealing gasket 13 above the baffle plate 8 to be in contact with the bottom of the sealing plate 3, the sealing gasket 13 can cover the bottom of the sealing plate 3 to enable the inside of the rubber cap 14 to form a sealed cavity structure, and the sealing gasket 13 blocks the medicine in the rubber head dropper outside the rubber cap 14.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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. A chemical reactor comprising a glass tube (1), characterized in that: the top screw thread of glass pipe (1) has cup jointed plastic tubing (2), the top fixed mounting of plastic tubing (2) has rubber cap (14), the fixed closing plate (3) that has cup jointed in top of plastic tubing (2) inner chamber, slide bar (5) have been cup jointed in the inside activity of closing plate (3), air vent (6) that are located slide bar (5) left and right sides are seted up to the inside of closing plate (3), the top fixed mounting of slide bar (5) has the inside pressure piece (7) that is located rubber cap (14), the top surface that presses piece (7) contacts with the top surface of rubber cap (14) inner chamber, the surface activity of slide bar (5) has cup jointed elastic spring (4), the upper and lower both ends of elastic spring (4) respectively with the bottom surface that presses piece (7) and the top surface fixed connection of closing plate (3), the fixed cover of slide bar (5) has connect baffle (8) and sealed pad (13) that are located closing plate (3) below .

2. A chemical reactor as defined in claim 1, wherein: interior draw-in groove (12) have been seted up at the top of glass pipe (1), outer draw-in groove (10) have been seted up to the bottom of plastic tubing (2), and the position that interior draw-in groove (12) and outer draw-in groove (10) contacted all is equipped with screw (11) of mutual adaptation.

3. A chemical reactor as defined in claim 1, wherein: the rubber cap (14) is of a circular elastic cavity structure, and the top surface of the pressing block (7) is matched with the top surface of the inner cavity of the rubber cap (14).

4. A chemical reactor as defined in claim 1, wherein: the sealing plate (3) is internally provided with a sliding groove (9), and the sliding rod (5) is movably sleeved in the sliding groove (9).

5. A chemical reactor as defined in claim 1, wherein: the sealing gasket (13) is positioned between the baffle plate (8) and the sealing plate (3), and the diameter of the sealing gasket (13) is larger than the distance between the two vent holes (6) far away from one side.