CN214635938U

CN214635938U - Device for automatically adjusting pH value

Info

Publication number: CN214635938U
Application number: CN202120534473.5U
Authority: CN
Inventors: 宋晓梅; 张磊磊; 申冲冲
Original assignee: Shanghai Guo Qi Laboratory Technology Co ltd
Current assignee: Shanghai Guo Qi Laboratory Technology Co ltd
Priority date: 2021-03-15
Filing date: 2021-03-15
Publication date: 2021-11-09
Anticipated expiration: 2031-03-15

Abstract

The utility model discloses an automatic adjust device of pH value relates to laboratory solution pH value adjusting device technical field, does not have cooling and heating device when solving manual regulation pH value, does not have agitating unit, needs sample many times, does not have the problem of the device of automatic control pH adjustment terminal point. The inside in casing one side is provided with solution tank, one side in solution tank is provided with the motor groove, the top of motor groove intermediate position is provided with the water bath, the intermediate position department of motor inslot portion is provided with agitator motor, agitator motor's top is provided with magnetic stirring mechanism, and magnetic stirring mechanism is located the below of water bath, the inside lower extreme fixed mounting of water bath has beaker steel wire frame, the below of beaker steel wire frame is provided with heating mechanism, the inner wall fixed mounting of water bath has cooling coil, the top of water bath is provided with the micro-drop and adds the pump, one side of micro-drop and add the pump lower extreme is provided with pH value monitoring mechanism.

Description

Device for automatically adjusting pH value

Technical Field

The utility model relates to a laboratory is with solution pH value adjusting device technical field, specifically is an automatic adjust pH value's device.

Background

The pH value of the solution needs to be adjusted during metal experiments in a laboratory, so that different experimental requirements are met. In the process of concentrating the extract, the pH of the extract is generally adjusted manually.

The current manual pH value adjustment has the following defects: 1. the temperature reduction and heating device is not used, the acid-base reaction is an exothermic reaction, the temperature rise phenomenon can occur in the process of adjusting the pH value, and other temperature reduction and temperature rise devices may be additionally arranged when the pH value of the extracting solution sensitive to the temperature is adjusted. 2. The stirring device is not used, the pH value is generally manually adjusted by manually stirring and uniformly mixing, and a glass rod is used while manually dropwise adding is needed in the stirring process, so that the beaker is easy to knock and dump. 3. The method needs to sample for many times, uses pH test paper to detect the pH value, and the dilution volume has certain influence on the pH value, the comparison color is not accurate, and an extracting solution sensitive to the pH value needs to be additionally provided with a pH meter when the pH value is adjusted. 4. The pH value condition in the extracting solution can not be continuously monitored without a device for automatically controlling the pH adjusting terminal point, and the pH value can not be accurately controlled due to the fact that the pH value is manually monitored, so that the problems can be solved by an automatic pH value adjusting device urgently needed in the market.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an automatic adjust device of pH value to there is not cooling and heating device when proposing manual regulation pH value in solving above-mentioned background art, no agitating unit, need sample many times, does not have the problem of the device of automatic control pH adjustment terminal point.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an automatic adjust pH value's device, includes the casing, the inside of casing one side is provided with solution tank, one side of solution tank is provided with the motor groove, the top of motor groove intermediate position is provided with the water bath, the intermediate position department of motor inslot portion is provided with agitator motor, agitator motor's top is provided with magnetic stirring mechanism, and magnetic stirring mechanism is located the below of water bath, the inside lower extreme fixed mounting of water bath has beaker steel wire frame, the below of beaker steel wire frame is provided with heating mechanism, the inner wall fixed mounting of water bath has cooling coil, the top of water bath is provided with the micro-drop and adds the pump, one side of micro-drop and add the pump lower extreme is provided with pH value monitoring mechanism, one side of cooling coil below is provided with temperature sensor.

Preferably, the solution tank is internally provided with a high-concentration acid solution tank, a low-concentration acid solution tank, a high-concentration alkali solution tank and a low-concentration alkali solution tank, the high-concentration acid solution tank is positioned on one side of the low-concentration acid solution tank, the high-concentration alkali solution tank is positioned on one side of the low-concentration alkali solution tank, and the high-concentration acid solution tank and the low-concentration acid solution tank are positioned on one sides of the high-concentration alkali solution tank and the low-concentration alkali solution tank.

Preferably, one side of agitator motor is provided with the water pump, one side of water pump is provided with coolant tank, and the end coolant tank sealing connection that intakes of water pump.

Preferably, one side of the upper part of the water bath is provided with a support rod, the micro-dripping pump is movably connected with the support rod, and the other side of the upper part of the water bath is provided with a material sucking pipe fixing frame.

Preferably, the central positions of the high-concentration acid liquid tank, the low-concentration acid liquid tank, the high-concentration alkali liquid tank and the low-concentration alkali liquid tank are respectively provided with a material suction pipe, a material suction pipe fixing frame is fixedly connected with the material suction pipe, the upper end of the material suction pipe is hermetically connected with a corrugated pipe, the corrugated pipe is hermetically connected with the feeding end of the micro-dripping pump, and the lower end of the micro-dripping pump is respectively provided with four liquid outlets.

Preferably, the cooling coil pipe is in sealing connection with the cooling water tank through a cooling liquid discharging pipe, and the water outlet end of the water pump is in sealing connection with the cooling coil pipe through a cooling liquid feeding pipe.

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

1. the utility model discloses a set up heating mechanism and cooling coil and come the intensification and the cooling regulation of time when reacting to the beaker, thereby open through heating mechanism when needing to heat up and heat the beaker to the inside liquid of water-bath, when needs cool down, absorb the coolant liquid transmission through the water pump and give cooling coil, cool down to the inside liquid of water-bath to the cooling beaker.

2. The utility model discloses a set up agitator motor and magnetic stirring mechanism, stir beaker inside material through magnetic force to efficiency when improving the mixture has avoided the danger and the inefficiency of manual stirring.

3. The utility model discloses a set up pH value monitoring mechanism and carry out real-time supervision to the solution pH value of beaker inside to add appropriate amount acid-base solution through saying that pH value control micro-drip pump, avoided needing to carry out the work load that pH value detected through the pH test paper many times.

Drawings

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

FIG. 2 is a top view of the solution tank of the present invention;

fig. 3 is a top view of the water bath of the present invention.

In the figure: 1. a housing; 2. a motor slot; 3. a solution tank; 4. a water bath kettle; 5. a stirring motor; 6. a magnetic stirring mechanism; 7. a cooling water tank; 8. a water pump; 9. a coolant feed pipe; 10. a cooling coil; 11. a cooling liquid discharge pipe; 12. a drain pipe; 13. a support bar; 14. a micro-drip pump; 15. a material suction pipe; 16. a bellows; 17. a suction pipe fixing frame; 18. a high-concentration acid liquor tank; 19. a low-concentration acid liquor tank; 20. a high concentration lye tank; 21. a low concentration lye tank; 22. an injection nozzle; 23. a beaker wire frame; 24. a heating mechanism; 25. a pH value monitoring mechanism; 26. a temperature sensor.

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.

Referring to fig. 1-3, the present invention provides an embodiment: the utility model provides an automatic adjust pH value's device, which comprises a housin 1, the inside of 1 one side of casing is provided with solution tank 3, one side of solution tank 3 is provided with motor groove 2, the top of the 2 intermediate positions in motor groove is provided with water bath 4, the intermediate positions department of the 2 inside in motor groove is provided with agitator motor 5, agitator motor 5's top is provided with magnetic stirring mechanism 6, and magnetic stirring mechanism 6 is located the below of water bath 4, the inside lower extreme fixed mounting of water bath 4 has beaker steel wire frame 23, the below of beaker steel wire frame 23 is provided with heating mechanism 24, the inner wall fixed mounting of water bath 4 has cooling coil 10, the top of water bath 4 is provided with the micro-drip pump 14, one side of micro-drip pump 14 lower extreme is provided with pH value monitoring mechanism 25, one side of cooling coil 10 below is provided with temperature sensor 26.

Further, the inside of solution tank 3 is provided with high concentration sour liquid jar 18, low concentration sour liquid jar 19, high concentration lye jar 20 and low concentration lye jar 21, and high concentration sour liquid jar 18 is located one side of low concentration sour liquid jar 19, and high concentration lye jar 20 is located one side of low concentration lye jar 21, and high concentration sour liquid jar 18 and low concentration sour liquid jar 19 are located one side of high concentration lye jar 20 and low concentration lye jar 21, have realized the user demand of different solutions through the setting of four jar bodies.

Further, one side of agitator motor 5 is provided with water pump 8, and one side of water pump 8 is provided with cooling water tank 7, and water pump 8's the end of intaking cooling water tank 7 sealing connection, has realized the transmission of coolant liquid through sealing connection.

Further, a support rod 13 is arranged on one side above the water bath 4, the micro-dropping pump 14 is movably connected with the support rod 13, a suction pipe fixing frame 17 is arranged on the other side above the water bath 4, and the suction pipe 15 is fixed through the suction pipe fixing frame 17.

Further, the central positions of the high-concentration acid liquid tank 18, the low-concentration acid liquid tank 19, the high-concentration alkali liquid tank 20 and the low-concentration alkali liquid tank 21 are all provided with a material suction pipe 15, a material suction pipe fixing frame 17 is fixedly connected with the material suction pipe 15, the upper end of the material suction pipe 15 is hermetically connected with a corrugated pipe 16, the corrugated pipe 16 is hermetically connected with the feeding end of the micro-dripping pump 14, the micro-dripping pump 14 which is adapted to different heights through the corrugated pipe 16 is connected, and the lower end of the micro-dripping pump 14 is respectively provided with four liquid outlets.

Furthermore, the cooling coil 10 is hermetically connected with the cooling water tank 7 through a cooling liquid discharging pipe 11, and the water outlet end of the water pump 8 is hermetically connected with the cooling coil 10 through a cooling liquid feeding pipe 9.

The working principle is as follows: when in use, the beaker is firstly placed in the water bath pot 4, the height of the micro-dropping pump 14 is downwards adjusted through the support rod 13, meanwhile, the lower end of the pH value monitoring mechanism 25 is arranged in the beaker, at the moment, the pH value monitoring mechanism 25 can monitor the pH value of the solution, the micro-dropping pump 14 is controlled by the numerical value detected by the pH value monitoring mechanism 25, the required solution is sucked from the four liquid tanks through the suction pipe 15 and the corrugated pipe 16 and is dropped into a beaker, meanwhile, the stirring motor 5 drives the magnetic stirring mechanism 6 to rotate, the solution in the beaker is mixed and stirred through magnetic force, the liquid in the water bath pot 4 is heated through the heating mechanism 24 when heating is needed, the cooling liquid is sucked through the water pump 8 and is transmitted to the cooling coil 10 when cooling is needed, the liquid in the water bath 4 is cooled, and the temperature change is detected by the temperature sensor 26.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. An automatic pH value adjusting device, comprising a shell (1), characterized in that: a solution tank (3) is arranged in one side of the shell (1), a motor tank (2) is arranged in one side of the solution tank (3), a water bath (4) is arranged above the middle position of the motor tank (2), a stirring motor (5) is arranged at the middle position in the motor tank (2), a magnetic stirring mechanism (6) is arranged above the stirring motor (5), the magnetic stirring mechanism (6) is positioned below the water bath (4), a beaker steel wire frame (23) is fixedly arranged at the lower end in the water bath (4), a heating mechanism (24) is arranged below the beaker steel wire frame (23), a cooling coil (10) is fixedly arranged on the inner wall of the water bath (4), a micro-dropping pump (14) is arranged above the water bath (4), and a pH value monitoring mechanism (25) is arranged at one side of the lower end of the micro-dropping pump (14), and a temperature sensor (26) is arranged on one side below the cooling coil (10).

2. The apparatus for automatically adjusting pH according to claim 1, wherein: the inside of solution jar groove (3) is provided with high concentration sour liquid jar (18), low concentration sour liquid jar (19), high concentration lye jar (20) and low concentration lye jar (21), high concentration sour liquid jar (18) are located one side of low concentration sour liquid jar (19), and high concentration lye jar (20) are located one side of low concentration lye jar (21), high concentration sour liquid jar (18) and low concentration sour liquid jar (19) are located one side of high concentration lye jar (20) and low concentration lye jar (21).

3. The apparatus for automatically adjusting pH according to claim 1, wherein: one side of agitator motor (5) is provided with water pump (8), one side of water pump (8) is provided with cooling water tank (7), and the end cooling water tank (7) sealing connection that intakes of water pump (8).

4. The apparatus for automatically adjusting pH according to claim 1, wherein: one side of the upper part of the water bath kettle (4) is provided with a support rod (13), a micro-dropping pump (14) is movably connected with the support rod (13), and the other side of the upper part of the water bath kettle (4) is provided with a suction pipe fixing frame (17).

5. The apparatus for automatically adjusting pH according to claim 2, wherein: the central point of high concentration sour liquid jar (18), low concentration sour liquid jar (19), high concentration lye jar (20) and low concentration lye jar (21) puts and all is provided with and inhales material pipe (15), and inhales material pipe mount (17) and inhales material pipe (15) fixed connection, the upper end sealing connection who inhales material pipe (15) has bellows (16), and bellows (16) and the feed end sealing connection of micro-drip pump (14), the lower extreme of micro-drip pump (14) is provided with four liquid outlets respectively.

6. An apparatus for automatically adjusting pH according to claim 3, wherein: the cooling water pump is characterized in that the cooling coil (10) is in sealing connection with the cooling water tank (7) through a cooling liquid discharging pipe (11), and the water outlet end of the water pump (8) is in sealing connection with the cooling coil (10) through a cooling liquid feeding pipe (9).