CN210965199U

CN210965199U - Intelligent experiment table for chemical laboratory

Info

Publication number: CN210965199U
Application number: CN201921098082.2U
Authority: CN
Inventors: 孙榕跃
Original assignee: Jiangsu Yigede Technology Co ltd
Current assignee: Jiangsu Yigede Technology Co ltd
Priority date: 2019-07-15
Filing date: 2019-07-15
Publication date: 2020-07-10
Anticipated expiration: 2029-07-15

Abstract

The utility model discloses an intelligent experiment table is used in chemistry experiment room, including brace table, gas collecting channel, elevating gear, install above the brace table the gas collecting channel, the air exhauster is installed at the gas collecting channel top, install the blast pipe above the air exhauster, the blast pipe is installed at the back filter equipment, gas collecting channel front mounted has first inductor, first inductor one side is provided with bee calling organ, install the display screen in the gas collecting channel, the display screen top is provided with smoke transducer, the gas collecting channel below is provided with the baffle, the baffle both ends are provided with the back shaft. The utility model discloses a setting of first inductor and air exhauster has guaranteed that the automatic waste gas that carries on is arranged outward when the operator carries out the chemistry experiment, through smoke transducer and elevating gear's setting, guarantees when smog is too thick, and self-sealing gas collecting channel reduces the harm to the operator, through second inductor and level sensor's setting, has improved the abluent convenience of experimental apparatus.

Description

Intelligent experiment table for chemical laboratory

Technical Field

The invention relates to the field of chemical experiment tools, in particular to an intelligent experiment table for a chemical laboratory.

Background

Experiment, refers to one of the basic methods of scientific research. According to the purpose of scientific research, the external influence is eliminated as much as possible, main factors are highlighted, and a research object is artificially reformed, controlled or simulated by using some special instruments and equipment, so that some things (or processes) occur or reappear, and natural phenomena, natural properties and natural laws are known. And a large amount of toxic waste gas is sometimes generated in chemical experiments. However, in the prior art, the laboratory table for the chemical laboratory is generally only used for collecting and filtering waste gas, sometimes, the smoke concentration is too high, the operator cannot be reminded and protected in time, and the harm to the operator is increased.

Disclosure of Invention

The invention aims to provide an intelligent laboratory table for a chemical laboratory to solve the problems, and the invention improves the safety and intelligence of chemical experiments.

The invention realizes the purpose through the following technical scheme:

an intelligent experiment table for a chemical laboratory comprises a supporting table, a gas collecting hood and a lifting device, wherein the gas collecting hood is installed on the supporting table, an exhaust fan is installed at the top of the gas collecting hood, an exhaust pipe is installed on the exhaust fan, a filtering device is installed behind the exhaust pipe, a first inductor is installed in front of the gas collecting hood, the type of the first inductor is ColSen605 type, a buzzer is arranged on one side of the first inductor, a display screen is installed in the gas collecting hood, a smoke sensor is arranged above the display screen, the type of the smoke sensor is MQ-2 type, a baffle is arranged below the gas collecting hood, supporting shafts are arranged at two ends of the baffle, a water tank is arranged on one side of the gas collecting hood, an electrically controlled water valve is installed behind the water tank, a water outlet pipe is installed above the electrically controlled water, the second sensor is ColSen605 type, a water inlet pipe is arranged behind the supporting platform, a waste liquid box is arranged below the water tank, handles are arranged on two sides of the waste liquid box, a liquid level sensor is arranged in the waste liquid box, the liquid level sensor is CYW11 type, a suspension rope is arranged above the liquid level sensor, a front cover door is arranged in front of the supporting platform, a front sealing plate is arranged on one side of the front cover door, the lifting device is arranged in the supporting platform and comprises a supporting plate, bulletproof glass is arranged on the supporting plate, the bulletproof glass and the supporting plate are respectively in sliding connection with the supporting platform, supporting wheels are arranged on two sides of the bulletproof glass, winding wheels are arranged below the supporting wheels, a motor is arranged behind the winding wheels, a steel wire rope is arranged on the winding wheels, and a microprocessor is arranged behind the lifting device, the microprocessor is 586 type, and the microprocessor is electrically connected with the exhaust fan, the first inductor, the buzzer, the display screen, the smoke sensor, the electric control water valve, the second inductor, the liquid level sensor and the motor respectively.

In this embodiment, the filtering device includes a filter cartridge, a bamboo charcoal filter core is arranged in the filter cartridge, and two ends of the bamboo charcoal filter core are provided with a supporting net.

According to the arrangement, the filter cartridge is used for supporting the bamboo charcoal filter element, the bamboo charcoal filter element is used for adsorbing toxic gas, and the support net is used for preventing the bamboo charcoal filter element from falling off.

In this embodiment, the gas collecting channel adopts transparent organic glass, the gas collecting channel with brace table bolted connection.

So set up, transparent organic glass has guaranteed to follow all directions and all can observe the condition in the gas collecting channel, bolted connection is convenient for the dismouting change the gas collecting channel.

In this embodiment, the filtering device is connected with the exhaust pipe in a plugging manner, and the exhaust fan is connected with the gas collecting hood and the exhaust pipe through bolts respectively.

So set up, the plug is connected the dismouting of being convenient for and is changed filter equipment, bolted connection dismouting maintenance of being convenient for the air exhauster.

In this embodiment, the support shaft and the baffle are welded together, and the support shaft is rotatably connected to the support platform.

So set up, the welding has guaranteed the back shaft is durable, rotates to connect and has guaranteed the nimble of back shaft opens and shuts.

In this embodiment, the water tank and the supporting table are adhered by a sealing adhesive, and the electric control water valve is respectively connected with the water inlet pipe and the water outlet pipe in a sealing threaded manner.

By the arrangement, the sealing glue is adhered to ensure the sealing of the water tank, and the sealing of the joint is ensured by the sealing threaded connection.

In this embodiment, the suspension rope is made of polypropylene, and the suspension rope and the support platform are riveted together.

So set up, the polypropylene has guaranteed the anticorrosive nature of suspension rope, rivets and makes suspension rope is firm reliable.

In this embodiment, the front cover door with brace table hinged joint, the front shrouding with brace table buckle is connected.

So set up, hinged joint is convenient for open and shut the front cover door, the buckle is connected and is convenient for the dismouting front sealing plate.

In this embodiment, the supporting wheel is connected to the supporting table bearing, and the steel wire rope is riveted to the supporting plate.

So set up, bearing connection has guaranteed the nimble rotation of supporting wheel, rivets and makes wire rope is firm reliable.

In this embodiment, the motor is connected to the support table by a bolt, and the motor is connected to the winding wheel by a flat key.

So set up, bolted connection is convenient for dismouting maintenance the motor, the smooth transmission of the power of being convenient for is connected to the parallel key.

Compared with the prior art, the invention has the following beneficial effects:

1. when an operator approaches to the gas collecting hood on the support table, the first sensor collects information of the operator and transmits the information to the microprocessor, the operator performs a chemical experiment on the gas collecting hood, the microprocessor starts the exhaust fan to exhaust waste gas in the gas collecting hood through the exhaust pipe, and the automatic exhaust of the waste gas is ensured when the operator performs the chemical experiment through the arrangement of the first sensor and the exhaust fan;

2. when the smoke is too dense, the smoke sensor transmits the collected smoke information to the microprocessor, the buzzer gives out a buzzing alarm, an operator withdraws from the gas collecting hood, the microprocessor starts the motor, the motor drives the winding wheel to rotate and wind the steel wire rope, the steel wire rope pulls the supporting plate to drive the bulletproof glass to ascend to push the baffle plate to open and shield the gas collecting hood, and through the arrangement of the smoke sensor and the lifting device, the gas collecting hood is ensured to be automatically closed when the smoke is too dense, so that the harm to the operator is reduced;

3. after the experiment is accomplished, put into the basin with the experimental apparatus and wash, second inductor gathers operator information transmission and gives microprocessor, automatically controlled water valve is opened, the water purification is discharged from the outlet pipe, waste water after the washing flows into the waste liquid incasement, level sensor transmits the liquid level information who gathers for microprocessor, when exceeding the settlement liquid level, bee calling organ buzzes the warning, open the front cover door and change the waste liquid case, through second inductor and level sensor's setting, the abluent convenience of experimental apparatus has been improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic diagram of a first structure of an intelligent laboratory table for a chemical laboratory according to the present invention;

FIG. 2 is a schematic diagram of a second structure of the intelligent laboratory table for the chemical laboratory according to the present invention;

FIG. 3 is a schematic view of a gas-collecting hood of an intelligent laboratory table for a chemical laboratory according to the present invention;

FIG. 4 is a schematic view of a lifting device of an intelligent laboratory table for a chemical laboratory according to the present invention;

FIG. 5 is a schematic view of a waste liquid box of an intelligent laboratory table for a chemical laboratory according to the present invention;

FIG. 6 is a cross-sectional view of a filter device of an intelligent laboratory table for a chemical laboratory according to the present invention;

FIG. 7 is a schematic view of a baffle plate of an intelligent laboratory table for a chemical laboratory according to the present invention;

FIG. 8 is a block diagram of the circuit structure of the intelligent laboratory table for chemical laboratory according to the present invention.

The reference numerals are explained below:

1. a support table; 2. a front cover door; 3. a water tank; 4. an electrically controlled water valve; 5. a water outlet pipe; 6. a second inductor; 7. a front closing plate; 8. a gas-collecting hood; 9. a first inductor; 10. a buzzer; 11. a baffle plate; 12. an exhaust fan; 13. an exhaust pipe; 14. a filtration device; 15. a water inlet pipe; 16. a microprocessor; 17. a display screen; 18. a smoke sensor; 19. a lifting device; 20. a wire rope; 21. a support wheel; 22. bullet-proof glass; 23. a support plate; 24. an electric motor; 25. a winding wheel; 26. a waste liquid tank; 27. a liquid level sensor; 28. a handle; 29. a filter cartridge; 30. a bamboo charcoal filter element; 31. a support net; 32. a support shaft; 33. a suspension rope.

Detailed Description

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

In the present invention, the sensor and the motor are both electronic devices, the sensor is used for collecting signals and transmitting the signals to the microprocessor, the motor is used for receiving the signals from the microprocessor to generate power, and the signal transmitting and receiving principles of the sensor and the motor are in the prior art, so they are not described in detail herein. In the invention, the signal processing of the microprocessor is controlled according to a preset program, an output signal can be obtained as long as an input signal exists, and the operation program of the microprocessor is determined under the condition that the model of the microprocessor is definite.

The invention will be further described with reference to the accompanying drawings in which:

examples

As shown in fig. 1-8, the intelligent laboratory table for chemical laboratory comprises a support table 1, a gas-collecting hood 8, a lifting device 19, a gas-collecting hood 8 is installed on the support table 1 for conveniently collecting waste gas, an exhaust fan 12 is installed on the top of the gas-collecting hood 8 for pushing the waste gas into an exhaust pipe 13, an exhaust pipe 13 is installed on the exhaust fan 12, a pipeline for discharging the waste gas, a filter 14 is installed behind the exhaust pipe 13 for preventing the waste gas from polluting the atmosphere, a first sensor 9 is installed in front of the gas-collecting hood 8 for collecting personnel approach information, a buzzer 10 is installed on one side of the first sensor 9 for sounding alarm, a display screen 17 is installed in the gas-collecting hood 8 for displaying experimental steps, a smoke sensor 18 is installed above the display screen 17 for collecting smoke information, a baffle 11 is installed below the gas-collecting hood 8 for preventing sundries from falling into the, the supporting baffle 11 rotates, a water tank 3 is arranged on one side of the gas collecting hood 8 and used for collecting waste water, an electric control water valve 4 is arranged behind the water tank 3 and used for controlling water flow to be switched on and off, a water outlet pipe 5 is arranged above the electric control water valve 4 and used for discharging purified water, a second sensor 6 is arranged above the water outlet pipe 5 and used for collecting personnel approach information, a water inlet pipe 15 is arranged behind the supporting platform 1 and used for collecting purified water entering, a waste liquid tank 26 is arranged below the water tank 3 and used for containing waste liquid, handles 28 are arranged on two sides of the waste liquid tank 26 and used for conveniently moving the waste liquid tank 26, a liquid level sensor 27 is arranged in the waste liquid tank 26 and used for collecting waste liquid level information, a hanging rope 33 is arranged above the liquid level sensor 27 and used for hanging the liquid level sensor 27, a front cover door 2 is arranged in front of the supporting platform, a lifting device 19 is arranged in the supporting table 1, the lifting closed gas collecting hood 8 is arranged, the lifting device 19 comprises a supporting plate 23, lifting bulletproof glass 22, bulletproof glass 22 is arranged on the supporting plate 23, a user is protected, the bulletproof glass 22 and the supporting plate 23 are respectively connected with the supporting table 1 in a sliding mode, the lifting of the bulletproof glass 22 is facilitated, supporting wheels 21 are arranged on two sides of the bulletproof glass 22, supporting winding wheels 25 are arranged, winding wheels 25 are arranged below the supporting wheels 21, steel wire ropes 20 are wound, a motor 24 is arranged behind the winding wheels 25 to provide winding force, steel wire ropes 20 are arranged on the winding wheels 25 to pull the supporting plate 23 to lift, a microprocessor 16 is arranged behind the lifting device 19 to analyze and process information, the microprocessor 16 is respectively and electrically connected with an exhaust fan 12, a first inductor 9, a buzzer 10, a display screen 17, a smoke sensor 18, an electric control water valve 4, a second inductor 6, control signal transmission is facilitated.

The working principle is as follows: when an operator approaches to the gas collecting hood 8 on the support table 1, the first sensor 9 collects information of the operator and transmits the information to the microprocessor 16, the operator performs a chemical experiment on the gas collecting hood 8, the microprocessor 16 starts the exhaust fan 12 to discharge waste gas in the gas collecting hood 8 through the exhaust pipe 13, when smoke is too dense, the smoke sensor 18 transmits the collected smoke information to the microprocessor 16, the buzzer 10 sends out a beeping alarm, the operator withdraws from the gas collecting hood 8, the microprocessor 16 starts the motor 24, the motor 24 drives the winding wheel 25 to rotate and wind the steel wire rope 20, the steel wire rope 20 pulls the supporting plate 23 to drive the bulletproof glass 22 to lift up to push the baffle 11 to shield the gas collecting hood 8, after the experiment is completed, the experimental tool is put into the water tank 3 to be cleaned, the second sensor 6 collects information of the operator and transmits the information to the microprocessor 16, the electric control, the cleaned waste water flows into the waste liquid tank 26, the liquid level sensor 27 transmits the acquired liquid level information to the microprocessor 16, when the liquid level exceeds the set liquid level, the buzzer 10 sounds an alarm, and the front cover door 2 is opened to replace the waste liquid tank 26.

In this embodiment, the filtering device 14 includes a filtering cylinder 29, a bamboo charcoal filter element 30 is disposed in the filtering cylinder 29, and two ends of the bamboo charcoal filter element 30 are provided with supporting nets 31.

So set up, cartridge filter 29 is used for supporting bamboo charcoal filter core 30, and bamboo charcoal filter core 30 is used for adsorbing toxic gas, and the supporting network 31 is used for preventing that bamboo charcoal filter core 30 from droing.

In this embodiment, the gas collecting channel 8 adopts transparent organic glass, and the gas collecting channel 8 is connected with the supporting table 1 through bolts.

So set up, transparent organic glass has guaranteed that the condition in the gas collecting channel 8 can all be observed from all directions, and bolted connection is convenient for the dismouting to change gas collecting channel 8.

In this embodiment, the filtering device 14 and the exhaust pipe 13 are connected in a plug-in manner, and the exhaust fan 12 is respectively connected with the gas collecting hood 8 and the exhaust pipe 13 by bolts.

So set up, the plug connection is convenient for dismouting change filter equipment 14, bolted connection is convenient for dismouting maintenance air exhauster 12.

In this embodiment, the support shaft 32 and the baffle 11 are welded together, and the support shaft 32 is rotatably connected to the support table 1.

So set up, the welding has guaranteed that back shaft 32 is durable, rotates to connect and has guaranteed the nimble of back shaft 32 and open and shut.

In this embodiment, the water tank 3 and the supporting table 1 are adhered by a sealing adhesive, and the electrically controlled water valve 4 is respectively connected with the water inlet pipe 15 and the water outlet pipe 5 by sealing threads.

By the arrangement, the sealing glue is adhered to ensure the sealing of the water tank 3, and the sealing of the joint is ensured by the sealing threaded connection.

In this embodiment, the suspension rope 33 is made of polypropylene, and the suspension rope 33 is riveted to the support platform 1.

So set up, the anticorrosive nature of suspension rope 33 has been guaranteed to polypropylene, and the riveting makes suspension rope 33 firm reliable.

In this embodiment, the front cover door 2 is hinged to the support platform 1, and the front sealing plate 7 is fastened to the support platform 1.

So set up, hinged joint is convenient for open and shut front cover door 2, and shrouding 7 before the dismouting of being convenient for is connected to the buckle.

In this embodiment, the support wheel 21 is connected to the support table 1 via a bearing, and the wire rope 20 is riveted to the support plate 23.

So set up, the bearing connection has guaranteed the nimble rotation of supporting wheel 21, and the riveting makes wire rope 20 firm reliable.

In this embodiment, the motor 24 is bolted to the support table 1, and the motor 24 is flat-keyed to the winding wheel 25.

So set up, bolted connection is convenient for dismouting maintenance motor 24, and the smooth transmission of the power of being convenient for is connected to the parallel key.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed.

Claims

1. Chemistry experiment uses intelligent laboratory table in room, its characterized in that: the device comprises a supporting table (1), a gas collecting hood (8) and a lifting device (19), wherein the gas collecting hood (8) is installed on the supporting table (1), an exhaust fan (12) is installed at the top of the gas collecting hood (8), an exhaust pipe (13) is installed on the exhaust fan (12), a filtering device (14) is installed at the back of the exhaust pipe (13), a first inductor (9) is installed in the front of the gas collecting hood (8), a buzzer (10) is arranged on one side of the first inductor (9), a display screen (17) is installed in the gas collecting hood (8), a smoke sensor (18) is arranged above the display screen (17), a baffle (11) is arranged below the gas collecting hood (8), supporting shafts (32) are arranged at two ends of the baffle (11), a water tank (3) is arranged on one side of the gas collecting hood (8), and an electric control water valve (4), a water outlet pipe (5) is installed on the electric control water valve (4), a second sensor (6) is installed on the water outlet pipe (5), a water inlet pipe (15) is installed behind the supporting table (1), a waste liquid tank (26) is arranged below the water tank (3), handles (28) are installed on two sides of the waste liquid tank (26), a liquid level sensor (27) is arranged in the waste liquid tank (26), a suspension rope (33) is arranged on the liquid level sensor (27), a front cover door (2) is installed in front of the supporting table (1), a front sealing plate (7) is arranged on one side of the front cover door (2), the lifting device (19) is installed in the supporting table (1), the lifting device (19) comprises a supporting plate (23), bulletproof glass (22) is installed on the supporting plate (23), and the bulletproof glass (22) and the supporting plate (23) are respectively connected with the supporting table (1) in a sliding manner, bulletproof glass (22) both sides are provided with supporting wheel (21), supporting wheel (21) below is provided with winding wheel (25), motor (24) are installed at the back to winding wheel (25), be provided with wire rope (20) above winding wheel (25), elevating gear (19) rear is provided with microprocessor (16), microprocessor (16) respectively with air exhauster (12) first inductor (9) bee calling organ (10) display screen (17) smoke transducer (18) automatically controlled water valve (4), second inductor (6) level sensor (27) with motor (24) electricity is connected.

2. The intelligent laboratory table for chemical laboratories according to claim 1, wherein: the filtering device (14) comprises a filter cartridge (29), a bamboo charcoal filter element (30) is arranged in the filter cartridge (29), and supporting nets (31) are arranged at two ends of the bamboo charcoal filter element (30).

3. The intelligent laboratory table for chemical laboratories according to claim 2, wherein: the gas collecting channel (8) is made of transparent organic glass, and the gas collecting channel (8) is connected with the supporting table (1) through bolts.

4. The intelligent laboratory table for chemical laboratories according to claim 3, wherein: the filtering device (14) is connected with the exhaust pipe (13) in a plugging and pulling manner, and the exhaust fan (12) is respectively connected with the gas collecting hood (8) and the exhaust pipe (13) through bolts.

5. The intelligent laboratory table for chemical laboratory according to claim 4, wherein: the supporting shaft (32) and the baffle (11) are welded together, and the supporting shaft (32) is rotatably connected with the supporting platform (1).

6. The intelligent laboratory table for chemical laboratories according to claim 5, wherein: the water tank (3) and the support table (1) are adhered by sealing glue, and the electric control water valve (4) is respectively in sealing threaded connection with the water inlet pipe (15) and the water outlet pipe (5).

7. The intelligent laboratory table for chemical laboratories according to claim 6, wherein: the suspension rope (33) is made of polypropylene, and the suspension rope (33) and the support platform (1) are riveted together.

8. The intelligent laboratory table for chemical laboratories of claim 7, wherein: the front cover door (2) is connected with the supporting platform (1) through a hinge, and the front sealing plate (7) is connected with the supporting platform (1) in a buckling mode.

9. The intelligent laboratory table for chemical laboratories according to claim 8, wherein: the supporting wheel (21) is in bearing connection with the supporting platform (1), and the steel wire rope (20) is riveted with the supporting plate (23).

10. The intelligent laboratory table for chemical laboratories of claim 9, wherein: the motor (24) is connected with the support table (1) through bolts, and the motor (24) is connected with the winding wheel (25) through flat keys.