CN214020920U

CN214020920U - Experiment table

Info

Publication number: CN214020920U
Application number: CN202022031554.1U
Authority: CN
Inventors: 段常青; 向子友
Original assignee: Guangdong Banzhou Laboratory Equipment Co ltd
Current assignee: Guangdong Banzhou Laboratory Equipment Co ltd
Priority date: 2020-09-16
Filing date: 2020-09-16
Publication date: 2021-08-24
Anticipated expiration: 2030-09-16

Abstract

The utility model provides a laboratory table, which comprises a table body and an exhaust system arranged on the back of the table body, wherein the lower part of the table body is provided with a drain outlet, the exhaust system comprises an air inlet pipe, a U-shaped connecting pipe and an air outlet pipe, the first end of the air inlet pipe is communicated with the drain outlet, the second end of the air inlet pipe is communicated with the first end of the U-shaped connecting pipe, and the second end of the U-shaped connecting pipe is communicated with the air outlet pipe; the air inlet pipe is an inverted trapezoidal air inlet pipe, an anticorrosive material layer is arranged on the inner wall of the air inlet pipe, a liquid flow dividing pipe is arranged at the bottom of the U-shaped connecting pipe, the lower end of the liquid flow dividing pipe is connected with a liquid collecting tank, and a liquid filter screen is arranged on the connecting surface of the liquid flow dividing pipe and the U-shaped connecting pipe; the experiment table can be used for timely and effectively treating waste chemical gas and chemical liquid generated in a chemical experiment, and further the safety and the convenience of the experiment table in use are improved.

Description

Experiment table

Technical Field

The utility model relates to a laboratory paraphernalia technical field, concretely relates to laboratory bench.

Background

The experiment is a main way for improving the manual operation capability of students and skillfully mastering the method and key points in the experiment, the chemical experiment table is used as basic equipment for experimental chemistry, and the operation body experiment table is essential basic equipment in the chemical experiment in the experimental process. The laboratory bench should adhere to the functional principle, and security and practicality principle when designing, can accomplish fine collection and the processing to the poisonous gas and the liquid that waste chemical liquid produced in time. However, the traditional laboratory bench is designed to be single in function, for example, when a fume hood is used for carrying out an experiment on toxic gas in a chemical laboratory, firstly, the experimental equipment is larger than the general laboratory bench in area, and occupies a larger space in the laboratory; in the liquid experiment, various chemical liquids generate toxic gases after a series of chemical reactions, and if the toxic waste liquids and gases are directly discharged outdoors without being immediately and effectively treated, the waste liquids and gases can pollute the ambient air.

Disclosure of Invention

In view of this, the utility model aims at providing a chemical experiment table that is rational in infrastructure, can in time handle the abandonment chemical gas and the liquid that produce in the chemical experiment, convenience safe in utilization.

In order to solve the technical problem, the utility model discloses the technical scheme who uses is:

a laboratory table comprises a table body and an exhaust system arranged on the back of the table body, wherein a sewage draining exit is formed in the lower portion of the table body, the exhaust system comprises an air inlet pipe, a U-shaped connecting pipe and an air outlet pipe, the first end of the air inlet pipe is communicated with the sewage draining exit, the second end of the air inlet pipe is communicated with the first end of the U-shaped connecting pipe, and the second end of the U-shaped connecting pipe is communicated with the air outlet pipe; and a liquid shunt pipe is arranged at the bottom of the U-shaped connecting pipe.

Preferably, the air inlet pipe is an inverted trapezoidal air inlet pipe, and an anti-corrosion material layer is arranged on the inner wall of the air inlet pipe.

Preferably, the lower end of the liquid shunt pipe is connected with a liquid collecting tank, and a liquid filter screen is arranged on the connection surface of the liquid shunt pipe and the U-shaped connecting pipe.

Preferably, the connector for connecting the liquid shunt pipe and the U-shaped connecting pipe is an inverted eight-shaped connector, and the liquid shunt pipe is a spherical connecting pipe.

Preferably, the other end of the U-shaped connecting pipe is connected with the connecting surface of the air outlet pipe, and an air filter screen is arranged on the connecting surface.

Preferably, the table body comprises an experiment table top, a liquid leakage plate is arranged on the experiment table top, and a liquid accumulation mechanism is arranged below the liquid leakage plate.

Preferably, the liquid accumulating mechanism is a liquid accumulating box, the liquid accumulating box comprises an upper plate and a lower plate, the upper plate is a net-shaped plate, a liquid collecting through hole is formed in the lower layer of the liquid accumulating mechanism, and the liquid collecting through hole is communicated with the air inlet pipe through a sewage draining outlet.

Preferably, the experiment desktop is provided with a wind shield, the experiment desktop is provided with the wind shield, the wind shield comprises a first side plate, a second side plate and a back plate, the first side plate, the second side plate and the back plate surround three edges of the liquid leakage plate, a wind-proof plate is fixedly connected above the back plate, the lower connecting surface of the wind-proof plate is connected with the back plate at an angle of 130-150 degrees, and the left connecting surface and the right connecting surface of the wind-proof plate are respectively connected with the first side plate and the second side plate at an angle of 100-120 degrees to form an opening.

Preferably, the tail end of the air outlet pipe is connected with an exhaust fan.

Preferably, the inner wall of the U-shaped connecting pipe is provided with an anti-corrosion material layer.

The beneficial effects of the utility model are mainly embodied in that: owing to set up windshield and exhaust system on the laboratory table, just waste liquid and the gas that produces in the timely effectual processing chemistry experiment, exhaust system is at gas outlet end-to-end connection air exhauster, when carrying out the chemistry experiment, waste liquid that produces can directly be poured into in the weeping board, alright go on the weeping board on the laboratory table when carrying out the chemistry gas experiment or having the chemical liquid experiment of corrosion characteristic, open simultaneously behind the air exhauster, various waste experimental gas and liquid can all be handled immediately, the windshield on the weeping board can effectually prevent chemical gas to peripheral diffusion, waste chemical liquid has gravity and can flow in the shunt pipe when the process in U type connecting pipe, and then by the collection of liquid tank collection, and then the security and the convenience of laboratory table when using have been improved.

Drawings

The foregoing and other objects, features and advantages of the invention will be apparent from the following more particular description of preferred embodiments of the invention, as illustrated in the accompanying drawings. Like reference numerals refer to like parts throughout the drawings, and the drawings are not intended to be drawn to scale in actual dimensions, emphasis instead being placed upon illustrating the principles of the invention.

Fig. 1 is a schematic plan view of a laboratory table according to the present invention;

FIG. 2 is a schematic side perspective view of a laboratory bench according to the present invention;

fig. 3 is a schematic front structural view of a laboratory bench of the present invention;

fig. 4 is a schematic top view of the experiment table of the present invention.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments so that those skilled in the art can better understand the present invention and can implement the present invention, but the illustrated embodiments are not intended to limit the present invention, and in the present embodiments, it is understood that the terms "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and only describe the present invention, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as limiting the present invention; in addition, in the present embodiment, if the connection or fixing manner between the components is not specifically described, the connection or fixing manner may be a bolt fixing manner, a welding fixing manner, a pin fixing manner, or the like, which is commonly used in the prior art, and therefore, detailed description thereof is omitted in this embodiment.

As shown in fig. 1 to 4, in the present embodiment, a laboratory table is provided, which includes a table body 1 and an exhaust system 2 disposed on the back of the table body 1. The lower part of the table body is provided with a drain 3, the exhaust system 2 comprises an air inlet pipe 21, a U-shaped connecting pipe 22 and an air outlet pipe 23, the tail end of the air outlet pipe 23 is hermetically connected with an exhaust pipe of an exhaust fan, the first end of the air inlet pipe 21 is communicated with the drain 2, the second end of the air inlet pipe 21 is communicated with the first end of the U-shaped connecting pipe 22, and the second end of the U-shaped connecting pipe 22 is communicated with the air outlet pipe 23. The inner wall of the U-shaped connecting pipe 22 is provided with an anticorrosive material layer which can be an anticorrosive film or an anticorrosive paint layer, and the bottom of the U-shaped connecting pipe 22 is provided with a liquid shunt pipe 24.

In the preferred embodiment, intake pipe 21 is the trapezoidal intake pipe of falling, and the effectual cover drain of the trapezoidal intake pipe of falling prevents that chemical gas from loosing outward, and the intake pipe inner wall is equipped with anticorrosive pad pasting, can effectively prevent that the pipeline inner wall from being corroded.

In the preferred embodiment, the lower end of the liquid dividing pipe 24 is connected to a liquid collecting tank 25, and a liquid filtering net 26 is disposed on the connection surface of the liquid dividing pipe 24 and the U-shaped connecting pipe 22, and the filtering net can filter out impurities in the waste liquid, and further, is a filtering net with corrosion resistance.

In a preferred embodiment, the connector for connecting the shunt pipe and the U-shaped connecting pipe is an inverted eight-shaped connector, waste liquid can be rapidly shunted through the inverted eight-shaped connector, and the shunt pipe for liquid can increase the shunt flow rate through the spherical connecting pipe. The other end of the U-shaped connecting pipe 22 is connected with the connecting surface of the air outlet pipe and is provided with an air filter screen 27, the air filter screen is a high-density filter screen, and the air filter screen can be made of anticorrosive stainless steel or common steel coated with anticorrosive paint.

As shown in fig. 1, in a preferred embodiment, the experiment table top 11 is provided with a wind shield 15, the wind shield includes a first side plate 151, a second side plate 152 and a back plate 153, the first side plate 151, the second side plate 152 and the back plate 153 surround three edges of the leakage plate 12, a wind-proof plate 154 is fixedly connected above the back plate 153, a lower connecting surface of the wind-proof plate is connected with the back plate at an angle of 135 °, a left connecting surface and a right connecting surface of the wind-proof plate are respectively connected with the first side plate and the second side plate at an angle of 105 ° to form a wind shield with an opening, when a gas experiment is performed, the operation can be performed on the leakage plate, and generated chemical gas cannot be easily diffused.

As shown in fig. 2, in a preferred embodiment, the table body 1 includes an experiment table top 11, a liquid leaking plate 12 is arranged on the experiment table top, the liquid leaking plate 12 is in a square tray shape, a liquid accumulating mechanism 13 is arranged below the liquid leaking plate 12, the liquid accumulating mechanism 13 is a liquid accumulating box, the liquid accumulating box includes an upper plate and a lower plate, the upper plate is a mesh plate, a liquid collecting through hole 14 is arranged at the lower layer of the liquid accumulating mechanism, and the liquid collecting through hole 14 is communicated with the air inlet pipe through the sewage outlet 3.

As shown in fig. 3, in the present embodiment, the table body 1 is provided with a left drawer cabinet 4, a right drawer cabinet 5, a left cabinet 6 and a right cabinet 7, the cabinet can be used for storing experimental articles, and the table body 1 further includes a table corner 8 for supporting the table body.

The beneficial effects of the utility model are mainly embodied in that: because set up windshield and exhaust system on the laboratory table, just waste liquid and the gas that produces in the effectual processing chemistry experiment of ability instant, exhaust system has connected the air exhauster at the gas outlet end, when carrying out the chemistry experiment, waste liquid that produces can directly be poured into in the weeping board, alright go on the weeping board on the laboratory table when carrying out the chemistry gas experiment or having the chemical liquid experiment of corrosion characteristic, open the air exhauster back simultaneously, various waste experimental gas and liquid can all be handled immediately, the windshield on the weeping board can effectually prevent chemical gas to peripheral diffusion, waste chemical liquid has gravity and can flow in the shunt pipe when the process in U type connecting pipe, and then by the collection of liquid tank collection, and then the security and the convenience of laboratory table when using have been improved.

In the description herein, reference to the description of the terms "preferred embodiment," "yet another embodiment," "other embodiments," or "specific examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Although embodiments of the present application have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present application, and that variations, modifications, substitutions and alterations may be made to the above embodiments by those of ordinary skill in the art within the scope of the present application.

Claims

1. The utility model provides an experiment table, includes the table body and sets up in the exhaust system at the table body back, the lower part of the table body is provided with drain, its characterized in that: the exhaust system comprises an air inlet pipe, a U-shaped connecting pipe and an air outlet pipe, wherein a first end of the air inlet pipe is communicated with the sewage draining outlet, a second end of the air inlet pipe is communicated with a first end of the U-shaped connecting pipe, and a second end of the U-shaped connecting pipe is communicated with the air outlet pipe; and a liquid shunt pipe is arranged at the bottom of the U-shaped connecting pipe.

2. A laboratory bench according to claim 1, characterized in that: the air inlet pipe is an inverted trapezoidal air inlet pipe, and an anti-corrosion material layer is arranged on the inner wall of the air inlet pipe.

3. A laboratory bench according to claim 1, characterized in that: the lower end of the liquid shunt pipe is connected with a liquid collecting tank, and a liquid filter screen is arranged on the connecting surface of the liquid shunt pipe and the U-shaped connecting pipe.

4. A laboratory bench according to claim 1, characterized in that: the connector that liquid shunt tubes and U-shaped connecting pipe are connected is the interface of falling eight shape, the liquid shunt tubes is spherical connecting pipe.

5. A laboratory bench according to claim 1, characterized in that: and a gas filter screen is arranged on the connecting surface of the other end of the U-shaped connecting pipe connected with the gas outlet pipe.

6. A laboratory bench according to claim 1, characterized in that: the table body includes the experiment desktop, be equipped with the weeping board on the experiment desktop, be equipped with hydrops mechanism below the weeping board.

7. A laboratory bench according to claim 6 wherein: the liquid accumulating mechanism is a liquid accumulating box which comprises an upper plate and a lower plate, the upper plate is a net-shaped plate, a liquid collecting through hole is formed in the lower layer of the liquid accumulating mechanism, and the liquid collecting through hole is communicated with the air inlet pipe through a drain outlet.

8. A laboratory bench according to claim 6 wherein: the experiment desktop is equipped with the windshield, the windshield includes first curb plate, second curb plate and backplate, first curb plate, second curb plate and backplate encircle in the three edge of hourglass liquid board, fixedly connected with wind-proof board above the backplate, the lower connection face of wind-proof board with the backplate is 130-150 angle and is connected, the left side of wind-proof board is connected the face and is connected the face with the right side and be 100-120 angle respectively with first curb plate, second curb plate and be connected the back and form an opening.

9. A laboratory bench according to claim 1, characterized in that: the tail end of the air outlet pipe is connected with an exhaust fan.

10. A laboratory bench according to claim 1, characterized in that: and an anti-corrosion material layer is arranged on the inner wall of the U-shaped connecting pipe.