CN218271618U

CN218271618U - Automatic suction filtration device in laboratory

Info

Publication number: CN218271618U
Application number: CN202222311976.3U
Authority: CN
Inventors: 请求不公布姓名
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-09-01
Filing date: 2022-09-01
Publication date: 2023-01-10
Anticipated expiration: 2032-09-01

Abstract

The utility model relates to an automatic suction filtration device for a laboratory, which is characterized by mainly comprising a bottom plate, a liquid feeding pump, a liquid testing barrel, a suction filtration pump, a waste liquid barrel, an inductor mounting plate, a photoelectric inductor, a limit baffle, a lifting device, a lifting plate, a solenoid valve, a liquid feeding pipe, a crucible cover, a crucible spring sleeve, a crucible tray, a sealing gasket, a spring, a crucible base and a liquid conveying pipe; the utility model discloses an automatic extraction test solution of liquid feeding pump adds, and solenoid valve control infusion and flowing back, elevating gear control crucible cover go up and down, and the automatic drawing liquid of suction filtration pump has solved in the current laboratory, and the manual work needs add the test solution in earlier manual toward the crucible, puts the crucible on the suction filtration device and carries out the suction filtration again, the problem of too wasting time and energy.

Description

Automatic suction filtration device in laboratory

Technical Field

Utensil the utility model relates to a fabrics quantitative chemical analysis technical field, concretely relates to automatic suction filter device in laboratory for crucible automatic suction filter washs.

Background

In the quantitative chemical analysis experiment of the textile, the residue is required to be filtered to a glass sand core crucible, vacuum suction and drainage are carried out, then neutralization solution or water is added for washing for a plurality of times, and suction and drainage are required for each washing; in current laboratory, the manual work needs add the test solution in the crucible earlier manually, puts the crucible on the suction filtration device and carries out the suction filtration again, and is too hard and time-consuming.

Disclosure of Invention

The utility model discloses in aiming at overcoming present laboratory, artifical needs are manual earlier add the test solution in toward the crucible, put the crucible again and carry out the suction filtration on the suction filtration device, too waste time and energy problem.

The utility model discloses an automatic suction filtration device for a laboratory, which is mainly characterized by comprising a bottom plate (1), a liquid adding pump (2), a test solution barrel (3), a suction filtration pump (4), a waste solution barrel (5), an inductor mounting plate (6), a photoelectric inductor (7), a limit baffle (8), a lifting device (9), a lifting plate (10), a solenoid valve (11), a liquid adding pipe (12), a crucible cover (13), a crucible (14), a crucible spring sleeve (15), a crucible tray (16), a sealing gasket (17), a spring (18), a crucible base (19) and a transfusion pipe (20); the lifting device (9) comprises a motor (91), a lifting pair (92) and a push rod (93); the waste liquid barrel (5) is provided with three ports, namely a liquid inlet (51), an air suction port (52) and a liquid outlet (53); the liquid adding pump (2) and the test solution barrel (3) are fixed above the bottom plate (1), and the inlet of the liquid adding pump (2) is connected with the test solution barrel (3) through a liquid conveying pipe (20); the outlet of the liquid feeding pump (2) is connected with a liquid feeding pipe (12) through a liquid conveying pipe (20), and the middle part of the liquid feeding pump is provided with an electromagnetic valve (111); the motor (91) and the lifting pair (92) are fixed on the bottom plate (1), the push rod (93) is connected with the motor (91) through the lifting pair (92), and the lifting plate (10) is connected above the push rod (93) and can be driven by the motor (91) to move up and down; a liquid feeding pipe (12) is connected below the lifting plate (10), a crucible cover (13) is connected below the liquid feeding pipe (12), and a sealing gasket (171) is arranged in the crucible cover (13); a crucible spring sleeve (15) is positioned under the liquid feeding pipe (12) and is fixed on the bottom plate (1) through a crucible base (19), a crucible tray (16) is positioned in the crucible spring sleeve (15), a crucible (14) is arranged on the crucible tray (16), a sealing gasket (172) is arranged between the crucible (14) and the crucible tray (16), and a spring (18) is arranged below the crucible tray (16); the sensor mounting plate (6) is fixed above the bottom plate (1) and positioned on one side of the lifting device (9), and two photoelectric sensors (7) are mounted on the sensor mounting plate, namely an upper limiting photoelectric sensor (71) and a lower limiting photoelectric sensor (72); the limiting baffle (8) is fixed on the lifting plate (10) and can move up and down between the two photoelectric sensors (7); the suction filtration pump (4) is fixed below the bottom plate and is connected with a suction opening (52) of the waste liquid barrel (5) through a liquid conveying pipe (20); the liquid inlet (51) of the waste liquid barrel (5) is connected below the crucible base (19) through a liquid conveying pipe (20), the middle of the waste liquid barrel is provided with an electromagnetic valve (112), and the liquid outlet (53) is also provided with an electromagnetic valve (113).

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a schematic cross-sectional view of the structure of the present invention.

Detailed Description

The following description is provided for illustrative purposes, and it is to be understood that the present invention is not limited to the specific embodiments disclosed herein. The present invention can also be implemented or applied through other different specific embodiments, and various details in the present specification can be modified or changed based on different viewpoints and applications without departing from the spirit of the present invention.

Please refer to fig. 1 and fig. 2. It should be noted that the drawings provided in the present embodiment are only schematic illustrations for explaining the basic concept of the present invention, and the drawings only show the structures related to the present invention rather than being drawn according to the shapes and the dimensions in actual implementation, and the forms and the proportions thereof in actual implementation can be changed at will, and the structural layout can be more complicated.

The invention will be further explained with reference to the drawings and an embodiment thereof.

The laboratory automatic suction filtration device is characterized by mainly comprising a bottom plate (1), a liquid adding pump (2), a test solution barrel (3), a suction filtration pump (4), a waste liquid barrel (5), an inductor mounting plate (6), a photoelectric inductor (7), a limit baffle (8), a lifting device (9), a lifting plate (10), an electromagnetic valve (11), a liquid adding pipe (12), a crucible cover (13), a crucible (14), a crucible spring sleeve (15), a crucible tray (16), a sealing gasket (17), a spring (18), a crucible base (19) and a liquid conveying pipe (20); the lifting device (9) comprises a motor (91), a lifting pair (92) and a push rod (93); the waste liquid barrel (5) is provided with three ports, namely a liquid inlet (51), an air suction port (52) and a liquid outlet (53); the liquid adding pump (2) and the test solution barrel (3) are fixed above the bottom plate (1), and the inlet of the liquid adding pump (2) is connected with the test solution barrel (3) through a liquid conveying pipe (20); the outlet of the liquid feeding pump (2) is connected with a liquid feeding pipe (12) through a liquid conveying pipe (20), and the middle part of the liquid feeding pump is provided with an electromagnetic valve (111); the motor (91) and the lifting pair (92) are fixed on the bottom plate (1), the push rod (93) is connected with the motor (91) through the lifting pair (92), and the lifting plate (10) is connected above the push rod (93) and can be driven by the motor (91) to move up and down; a liquid feeding pipe (12) is connected below the lifting plate (10), a crucible cover (13) is connected below the liquid feeding pipe (12), a sealing gasket (171) is arranged in the crucible cover (13), the sealing gasket (17) and the crucible cover (13) are communicated with the liquid feeding pipe (12), and a test solution can be directly added into the crucible (14) through the sealing gasket (17) and the crucible cover (13); a crucible spring sleeve (15) is positioned under the liquid feeding pipe (12) and is fixed on the bottom plate (1) through a crucible base (19), a crucible tray (16) is positioned in the crucible spring sleeve (15), a crucible (14) is arranged on the crucible tray (16), a sealing gasket (172) is arranged between the crucible (14) and the crucible tray (16), and a spring (18) is arranged under the crucible tray (16) to play a role of buffering in order to prevent the crucible from being crushed; the sensor mounting plate (6) is fixed above the bottom plate (1) and positioned at one side of the lifting device (9), and two photoelectric sensors (7) are mounted on the sensor mounting plate and respectively comprise an upper limiting photoelectric sensor (71) and a lower limiting photoelectric sensor (72); the limiting baffle (8) is fixed on the lifting plate (10) and can move up and down between the two photoelectric sensors (7); the suction filtration pump (4) is fixed below the bottom plate and is connected with a suction opening (52) of the waste liquid barrel (5) through a liquid conveying pipe (20); the liquid inlet (51) of the waste liquid barrel (5) is connected below the crucible base (19) through a liquid conveying pipe (20), the middle of the waste liquid barrel is provided with an electromagnetic valve (112), and the liquid outlet (53) is also provided with an electromagnetic valve (113).

The utility model discloses an automatic suction filtration device in laboratory's operation process as follows:

firstly, a crucible (14) is placed in a crucible tray (16), a motor (91) is started, a push rod (93) drives a lifting plate (10) to descend until a limiting baffle (8) reaches the position of a lower limiting photoelectric sensor (72), a crucible cover (13) compresses the crucible (14) to seal the crucible, and the motor (91) stops; the electromagnetic valve (111) is opened, the liquid adding pump (2) is started, the sample liquid is extracted from the sample liquid barrel (3), the electromagnetic valve (112) is opened, the suction and filtration pump (4) is started, the liquid is extracted, the waste liquid is extracted into the waste liquid barrel (5) through the liquid conveying pipe (20), the liquid is added and the suction filtration is carried out at the same time, after a certain time, the liquid adding pump (2) is stopped, the electromagnetic valve (111) is closed, then the suction and filtration pump (4) is stopped, and the electromagnetic valve (112) is closed; the motor (91) starts, the push rod (93) drives the lifting plate (10) to ascend to the position where the limit baffle (8) reaches the upper limit photoelectric sensor (71), the motor stops, the electromagnetic valve (113) is opened, waste liquid is discharged, and the experiment is completed.

The utility model discloses an automatic suction filtration device in laboratory adopts the automatic sample solution that extracts of liquid feeding pump to add, and solenoid valve control infusion and flowing back, elevating gear control crucible cover go up and down, and the automatic drawing liquid of suction filtration pump has solved current laboratory, and artifical needs manual earlier add the sample solution in toward the crucible, puts the crucible on the suction filtration device again and carries out suction filtration, the too problem of wasting time and energy.

Finally, it should be noted that: the foregoing examples are merely illustrative of the principles of the invention and its efficacy, and are not to be construed as limiting the invention. Any person skilled in the art can modify or change the above embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.

Claims

1. An automatic suction filtration device in a laboratory is characterized by mainly comprising a bottom plate, a liquid adding pump, a test solution barrel, a suction filtration pump, a waste solution barrel, a sensor mounting plate, a photoelectric sensor, a limit baffle, a lifting device, a lifting plate, an electromagnetic valve, a liquid adding pipe, a crucible cover, a crucible spring sleeve, a crucible tray, a sealing gasket, a spring, a crucible base and a liquid conveying pipe; the lifting device comprises a motor, a lifting pair and a push rod; the waste liquid barrel is provided with three ports which are respectively a liquid inlet, an air extraction port and a liquid outlet; the liquid feeding pump and the test solution barrel are fixed above the bottom plate, and the inlet of the liquid feeding pump is connected with the test solution barrel through a liquid conveying pipe; the outlet of the liquid feeding pump is connected with a liquid feeding pipe through a liquid conveying pipe, and the middle of the liquid feeding pump is provided with an electromagnetic valve; the motor and the lifting pair are fixed on the bottom plate, the push rod is connected with the motor through the lifting pair, and the lifting plate is connected above the push rod and can be driven by the motor to move up and down; a liquid feeding pipe is connected below the lifting plate, a crucible cover is connected below the liquid feeding pipe, and a sealing gasket is arranged in the crucible cover; the crucible spring sleeve is positioned under the liquid feeding pipe and is fixed on the bottom plate through the crucible base, the crucible tray is positioned in the crucible spring sleeve, the crucible is arranged on the crucible tray, a sealing gasket is arranged between the crucible and the crucible tray, and a spring is arranged below the crucible tray; the sensor mounting plate is fixed above the bottom plate and positioned on one side of the lifting device, and two photoelectric sensors, namely an upper limiting photoelectric sensor and a lower limiting photoelectric sensor, are mounted on the sensor mounting plate; the limiting baffle is fixed on the lifting plate and can move up and down between the two photoelectric sensors; the suction filter pump is fixed below the bottom plate and is connected with the suction opening of the waste liquid barrel through a liquid conveying pipe; the liquid inlet of the waste liquid barrel is connected below the crucible base through a liquid conveying pipe, the middle of the waste liquid barrel is provided with an electromagnetic valve, and the liquid outlet is also provided with an electromagnetic valve.