CN210278952U

CN210278952U - Concentrated sulfuric acid diluting device for chemistry experiments

Info

Publication number: CN210278952U
Application number: CN201921142416.1U
Authority: CN
Inventors: 陈竽露; 陈冠男
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-07-19
Filing date: 2019-07-19
Publication date: 2020-04-10
Anticipated expiration: 2029-07-19

Abstract

The utility model discloses a concentrated sulfuric acid diluting device for chemistry experiments, which comprises a base and a diluting cup, wherein one side of the top end of the base is fixedly provided with the diluting cup, the top end of the diluting cup is in threaded connection with the bottom end of a cup cover, the inside of the cup cover is respectively and fixedly provided with a motor and a storage battery, the bottom end of the motor is fixedly provided with a damping pad, a transmission shaft of the motor penetrates through the cup cover and is fixedly connected with one end of a rotating shaft, a mechanical sealing element is fixedly arranged between the transmission shaft of the motor and the cup cover, and the rotating shaft is arranged inside the diluting cup. In the process of diluting concentrated sulfuric acid, the cup cover is connected with the dilution cup, so that the sulfuric acid can be prevented from splashing.

Description

Concentrated sulfuric acid diluting device for chemistry experiments

Technical Field

The utility model relates to a concentrated sulfuric acid diluting device, in particular to concentrated sulfuric acid diluting device for chemistry experiments belongs to chemistry experiment apparatus technical field.

Background

Concentrated sulfuric acid, commonly called bad water, is a strong mineral acid with high corrosivity, has strong oxidizing property when the concentration is high, is one of the biggest differences from common sulfuric acid or common concentrated sulfuric acid, and also has dehydrating property, strong oxidizing property, strong corrosivity, difficult volatility, acidity, water absorbability and the like, thereby being widely applied to chemical production.

Concentrated sulfuric acid is before experimental, and the experimenter need pour the concentrated sulfuric acid into aquatic and dilute it, adopts the glass stick to stir it usually, because whole process adopts handheld the going on more, and this kind of mode is extravagant manpower relatively, is empting the in-process of concentrated sulfuric acid and stirring, and sulphuric acid easily spatters experimenter on one's body, causes harm, and the security is relatively poor, consequently needs a concentrated sulfuric acid diluting device for chemistry experiments.

Disclosure of Invention

An object of the utility model is to provide a concentrated sulfuric acid diluting device for chemistry experiments to the experimenter who proposes in solving above-mentioned background art adopts the glass stick to stir concentrated sulfuric acid, relatively extravagant manpower, and the relatively poor problem of security.

In order to achieve the above object, the utility model provides a following technical scheme: a concentrated sulfuric acid diluting device for chemical experiments comprises a base and a diluting cup, wherein one side of the top end of the base is fixedly provided with the diluting cup, the top end of the diluting cup is in threaded connection with the bottom end of a cup cover, the interior of the cup cover is respectively and fixedly provided with a motor and a storage battery, the bottom end of the motor is fixedly provided with a shock pad, a transmission shaft of the motor penetrates through the cup cover and is fixedly connected with one end of a rotating shaft, a mechanical sealing element is fixedly arranged between the transmission shaft of the motor and the cup cover, the rotating shaft is arranged in the diluting cup, the bottoms of two sides of the rotating shaft are respectively and fixedly provided with a stirring bar, the bottom of one side of the diluting cup is provided with a liquid discharging port, the liquid discharging port is fixedly connected with one end of a liquid discharging pipe, the middle part of the liquid discharging pipe is fixedly, the supporting table is characterized in that a container is fixedly arranged at the top end of the supporting table, a protective cover is hinged to the top end of the container, the liquid outlet end of the container is fixedly connected with the liquid inlet through a conveying pipe, and a second valve is fixedly arranged in the middle of the conveying pipe.

As a preferred technical scheme of the utility model, the fixed chamber that holds that is equipped with in inside of base, four corners of base bottom are all fixed and are equipped with the rubber pad.

As an optimized technical scheme of the utility model, the top and the card lid block of bowl cover are connected, the thermovent has been seted up on the surface of card lid, the fixed surface of thermovent covers there is the dust screen

As an optimal technical scheme of the utility model, one side of bowl cover is fixed and is equipped with the hole of charging, hole and battery electric connection charge, the surface in hole of charging articulates there is the waterproof cover.

As an optimized technical scheme of the utility model, the front of diluting the cup and the front of container all fixed scale mark that is equipped with.

As an optimal technical scheme of the utility model, the fixed flush mounting plate that is equipped with in the back of bowl cover, flush mounting plate's surface is equipped with motor switch, the motor passes through motor switch and battery electric connection.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model relates to a concentrated sulfuric acid diluting device for chemistry experiments, the rotating shaft is driven to rotate by a motor, the stirring strips at two sides of the rotating shaft can stir water containing concentrated sulfuric acid, labor is saved, the whole stirring process does not need experimenters to hold beakers and glass rods, working strength is reduced, a shock pad can play a shock absorption role for a motor in work, in the process of diluting the concentrated sulfuric acid, the cup cover is connected with a diluting cup to prevent the sulfuric acid from splashing out, harm to the experimenters is avoided, safety is improved, a mechanical sealing element is fixedly arranged between a transmission shaft of the motor and the cup cover, the sulfuric acid can not enter the inner part of the cup cover and can be temporarily stored by a container, the protective cover at the top end of the container can prevent the concentrated sulfuric acid from splashing out, when the concentrated sulfuric acid needs to be extracted, the flowing speed of the concentrated sulfuric acid can be adjusted by a second valve, the flow rate of the diluted sulfuric acid can be adjusted by the first valve.

Drawings

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

fig. 2 is a schematic view of the internal structure of the dilution cup of the present invention.

In the figure: 1. a base; 2. an accommodating chamber; 3. a rubber pad; 4. a dilution cup; 5. a cup cover; 6. a cover is clamped; 7. a shock pad; 8. a motor; 9. a storage battery; 10. a charging hole; 11. a rotating shaft; 12. stirring strips; 13. a liquid discharge port; 14. a liquid discharge pipe; 15. a first valve; 16. a liquid inlet; 17. a support table; 18. a container; 19. a protective cover; 20. a delivery pipe; 21. a second valve.

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. 1-2, the utility model provides a concentrated sulfuric acid diluting device for chemical experiments, which comprises a base 1 and a diluting cup 4, wherein one side of the top end of the base 1 is fixedly provided with the diluting cup 4, the top end of the diluting cup 4 is in threaded connection with the bottom end of a cup cover 5, the interior of the cup cover 5 is respectively and fixedly provided with a motor 8 and a storage battery 9, the bottom end of the motor 8 is fixedly provided with a shock pad 7, a transmission shaft of the motor 8 penetrates through the cup cover 5 and is fixedly connected with one end of a rotating shaft 11, a mechanical sealing element is fixedly arranged between the transmission shaft of the motor 8 and the cup cover 5, the rotating shaft 11 is arranged in the diluting cup 4, the bottoms of two sides of the rotating shaft 11 are respectively and fixedly provided with a stirring bar 12, the bottom of one side of the diluting cup 4 is provided with a liquid discharge port 13, the liquid discharge port 13 is fixedly connected with, a supporting table 17 is fixedly arranged on the other side of the top end of the base 1, a container 18 is fixedly arranged on the top end of the supporting table 17, a protective cover 19 is hinged to the top end of the container 18, the liquid outlet end of the container 18 is fixedly connected with the liquid inlet 16 through a conveying pipe 20, and a second valve 21 is fixedly arranged in the middle of the conveying pipe 20.

Preferably, the fixed chamber 2 that holds that is equipped with in base 1's inside can be used for temporary storage bowl cover 5, and four corners of base 1 bottom are all fixed and are equipped with rubber pad 3, have guaranteed base 1's stability.

Preferably, the top of bowl cover 5 is connected with 6 block connections of card lid, is convenient for maintain the inside of bowl cover 5 through opening card lid 6, and the thermovent has been seted up on the surface of card lid 6, and the radiating effect is good, and the fixed surface of thermovent covers has the dust screen, can prevent that outside dust from getting into the inside of bowl cover 5.

Preferably, one side of the cup cover 5 is fixedly provided with a charging hole 10, the charging hole 10 is electrically connected with the storage battery 9, the storage battery 9 is conveniently charged, the surface of the charging hole 10 is hinged with a waterproof cover, and the waterproof cover is closed in non-charging time, so that water and dust can be prevented from entering the charging hole 10.

Preferably, the front surface of the dilution cup 4 and the front surface of the container 18 are fixedly provided with scale marks, so that the liquid level of the dilution cup 4 and the liquid level of the container 18 can be observed conveniently.

Preferably, the back of the cup cover 5 is fixedly provided with a switch panel, the surface of the switch panel is provided with a motor switch, the motor 8 is electrically connected with the storage battery 9 through the motor switch, and the motor 8 is convenient to turn on and turn off through the motor switch.

When in specific use, the utility model relates to a concentrated sulfuric acid diluting device for chemistry experiments, open bowl cover 5, add quantitative clear water toward diluting the inside of cup 4 according to the scale mark on diluting the cup 4 surface, then close bowl cover 5, open visor 19, add quantitative concentrated sulfuric acid toward container 18 inside according to the scale mark on container 18 surface, then close visor 19, open the motor switch, the transmission shaft of motor 8 that the model can be GA12-N20 drives pivot 11 and rotates, stirring bar 12 of pivot 11 both sides stirs the solution, the fixed mechanical seal spare that the model can be HTM-40S that is equipped with between the transmission shaft of motor 8 and bowl cover 5, can prevent that the solution from getting into bowl cover 5 through the gap between the transmission shaft of motor 8 and bowl cover 5, shock pad 7 can play the absorbing effect to motor 8 in operation, then adjust the flow velocity of concentrated sulfuric acid through second valve 21, make it flow into through conveyer pipe 20 slowly and dilute in the cup 4, stir strip 12 and evenly stir water and concentrated sulfuric acid, make its dilution fast, after the stirring, take out the beaker, place it in the below of fluid-discharge tube 14, open first valve 15, dilute sulphuric acid can flow to the beaker in through fluid-discharge tube 14, when needing to charge battery 9, open the waterproof cover, will charge hole 10 through the power cord and be connected can with the power.

In the description of the present invention, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

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 concentrated sulfuric acid diluting device for chemistry experiments, includes base (1) and dilution cup (4), its characterized in that, one side of base (1) top is fixed and is equipped with dilution cup (4), the top of diluting cup (4) and the bottom threaded connection of bowl cover (5), the inside of bowl cover (5) is fixed mounting respectively has motor (8) and battery (9), the bottom mounting of motor (8) is equipped with shock pad (7), the one end fixed connection that the transmission shaft of motor (8) runs through bowl cover (5) and pivot (11), fixed mechanical seal spare that is equipped with between the transmission shaft of motor (8) and bowl cover (5), the inside of diluting cup (4) is arranged in to pivot (11), the bottom of pivot (11) both sides all is fixed and is equipped with stirring strip (12), liquid outlet (13) has been seted up to the bottom of diluting cup (4) one side, the liquid discharge port (13) is fixedly connected with one end of a liquid discharge pipe (14), a first valve (15) is fixedly arranged in the middle of the liquid discharge pipe (14), a liquid inlet (16) is formed in the top of the other side of the dilution cup (4), a support table (17) is fixedly arranged on the other side of the top end of the base (1), a container (18) is fixedly arranged on the top end of the support table (17), a protective cover (19) is hinged to the top end of the container (18), the liquid outlet end of the container (18) is fixedly connected with the liquid inlet (16) through a conveying pipe (20), and a second valve (21) is fixedly arranged in the middle of the conveying pipe (20).

2. The concentrated sulfuric acid diluting device for chemical experiments according to claim 1, wherein: the inside of base (1) is fixed to be equipped with and to hold chamber (2), four corners of base (1) bottom are all fixed and are equipped with rubber pad (3).

3. The concentrated sulfuric acid diluting device for chemical experiments according to claim 1, wherein: the top end of the cup cover (5) is connected with the clamping cover (6) in a clamping mode, a heat dissipation opening is formed in the surface of the clamping cover (6), and a dust screen is fixedly covered on the surface of the heat dissipation opening.

4. The concentrated sulfuric acid diluting device for chemical experiments according to claim 1, wherein: one side of the cup cover (5) is fixedly provided with a charging hole (10), the charging hole (10) is electrically connected with the storage battery (9), and the surface of the charging hole (10) is hinged with a waterproof cover.

5. The concentrated sulfuric acid diluting device for chemical experiments according to claim 1, wherein: and scale marks are fixedly arranged on the front surface of the diluting cup (4) and the front surface of the container (18).

6. The concentrated sulfuric acid diluting device for chemical experiments according to claim 1, wherein: the back of bowl cover (5) is fixed and is equipped with flush mounting plate of switch, flush mounting plate's surface is equipped with motor switch, motor (8) pass through motor switch and battery (9) electric connection.