CN211677016U

CN211677016U - Smog draw-out device for chemistry teaching

Info

Publication number: CN211677016U
Application number: CN202020097018.9U
Authority: CN
Inventors: 张月花; 曲营营; 豆丽靖
Original assignee: Dezhou Vocational and Technical College
Current assignee: Dezhou Vocational and Technical College
Priority date: 2020-01-16
Filing date: 2020-01-16
Publication date: 2020-10-16
Anticipated expiration: 2030-01-16

Abstract

The utility model discloses a smog draw-out device is used in chemistry teaching, include: the smoke extraction and purification device comprises a frame body, wherein a smoke extraction and purification structure is arranged in the frame body; wherein, smog extraction purification structure mainly includes: the utility model relates to a teaching auxiliary device, which comprises a telescopic bracket, a telescopic pipe, a smoke suction opening, a smoke suction chamber, a fan blade bracket, fan blades, a rotating electrical machine, a filter chamber, a pair of primary filter screens with the same structure, a pair of activated carbon filter screens with the same structure, a pair of glass fiber filter screens with the same structure, an air inlet screen, a detection chamber, three detection probes with the same structure, a Bluetooth information transmitter, an air pump chamber, an air pump inlet pipe, an air pump and an air pump outlet pipe; the problem of in the current chemical experiment teaching process, the gas that chemical reaction produced inhales the nasal cavity and can cause the injury to the human body in the experimentation, and the chemical composition in the smog can cause the pollution to the air is solved.

Description

Smog draw-out device for chemistry teaching

Technical Field

The utility model relates to a teaching auxiliary assembly technical field specifically is a smog draw-out device is used in chemistry teaching.

Background

Chemistry is a natural science with chemical experiment as the basis, chemical experiment has important effect in chemical teaching, and the examination questions related to chemical experiment knowledge all can account for certain score in the college entrance examination question, in the chemical teaching of present school, the teaching of chemical experiment can be general increase, strengthen classmates' understanding when increasing the interest, but chemical experiment has not avoided producing smog, the smog that most chemical experiments produced is harmful to the human body, in the current teaching process, the smell that some chemical reaction produced can make teacher and student feel uncomfortable, the gaseous nasal cavity that chemical reaction produced inhales in the experimentation can cause the injury to the human body, and the chemical composition in the smog can cause the pollution to the air, cause acid rain easily, produce haze scheduling problem.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a smog draw-out device is used in chemistry teaching has solved current chemical experiment teaching in-process, and the gaseous smell that some chemical reaction produced can lead teacher and student to feel uncomfortable, and the gaseous suction nasal cavity that chemical reaction produced can cause the injury to the human body in the experimentation, and the chemical composition in the smog can cause the pollution to the air, causes acid rain easily, produces haze scheduling problem.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a smoke extraction device for chemistry teaching, comprising: the smoke extraction and purification device comprises a frame body, wherein a smoke extraction and purification structure is arranged in the frame body;

wherein, smog extraction purification structure mainly includes: the device comprises a telescopic support, a telescopic pipe, a smoking opening, a smoking chamber, a fan blade support, fan blades, a rotating motor, a filtering chamber, a pair of primary filter screens with the same structure, a pair of activated carbon filter screens with the same structure, a pair of glass fiber filter screens with the same structure, an air inlet screen, a detection chamber, three detection probes with the same structure, a Bluetooth information emitter, an air pump chamber, an air pump air inlet pipe, an air pump and an air pump air outlet pipe;

the telescopic bracket is arranged below the frame body, the wall surface of the telescopic bracket is close to the left position, the telescopic pipe is sleeved outside the telescopic bracket, the smoke suction port is arranged below the telescopic pipe, the smoke chamber is arranged at the lower left corner position inside the frame body, the fan blade bracket is arranged at the middle position of the smoke chamber, the fan blades are arranged inside the fan blade bracket, the rotating motor is arranged above the fan blade bracket, the output end of the rotating motor is arranged on the fan blades, the filter chamber is arranged at the upper left position inside the frame body, the primary filter screen is arranged at the left position of the filter chamber, the activated carbon filter screen is arranged at the middle position of the filter chamber, the glass fiber filter screen is arranged at the right position of the filter chamber, the air inlet screen is arranged on the right side wall surface of the filter chamber, the detection chamber is arranged at the, it is three one among the test probe installs at the detection room lower wall intermediate position, bluetooth information transmitter installs on the outside right wall of support body, the detection room lower wall has leaned on the right position to have seted up the gas outlet, the air pump room is installed in the inside lower right corner position of support body, the air pump is installed at air pump room intermediate position, air pump intake pipe one end is installed on the gas outlet, and the other end installs on the air pump air inlet, air pump outlet duct one end is installed on the air pump gas outlet, and the other end is installed on the inside lower wall of support body.

Preferably, the smoking opening is provided with a handle which is convenient to pull by hand to lift.

Preferably, a motor frame with a supporting function is mounted on the rotating motor.

Preferably, an air pump frame with a supporting function is installed below the air pump.

Preferably, the air pump air outlet pipe is internally provided with champignon with an air refreshing function.

Preferably, the upper part of the frame body is provided with a mounting frame which is convenient to fix on the shed roof.

Advantageous effects

The utility model provides a smoke extracting device for chemistry teaching; the method has the following beneficial effects: this device passes through smog extraction purification structure, inhale the gas that the chemistry experiment produced, filter and detect, reduce smog to personnel's injury, and to the pollution of environment, the current teaching in-process has been solved, the gaseous smell that some chemical reaction produced can lead teacher and student to feel uncomfortable, consequently, the gaseous nasal cavity of inhaling that the chemical reaction produced can cause the injury to the human body in the experimentation, and the chemical composition in the smog can cause the pollution to the air, cause acid rain easily, produce haze scheduling problem.

Drawings

Fig. 1 is the utility model discloses a smog draw-out device for chemistry teaching's main view structure schematic diagram.

Fig. 2 is the utility model relates to a smoke extraction device's for chemistry teaching left side is looked the structure schematic diagram.

Fig. 3 is the utility model discloses a smoke extraction device's for chemistry teaching structure schematic diagram is looked to the right side.

In the figure: 1-a frame body; 2-a telescopic bracket; 3-a telescopic pipe; 4-a smoking port; 5-a smoking room; 6-fan blade support; 7-fan blades; 8-a rotating electrical machine; 9-filtering chamber; 10-primary filter screen; 11-an active carbon filter screen; 12-a glass fiber filter screen; 13-an air intake network; 14-a detection chamber; 15-a detection probe; 16-a bluetooth information transmitter; 17-a gas pump chamber; 18-air pump inlet pipe; 19-an air pump; 20-an air pump air outlet pipe; 21-a handle; 22-a motor frame; 23-an air pump frame; 24-aromatherapy; 25-a mounting frame.

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. 1-3, the present invention provides a technical solution: a smoke extraction device for chemistry teaching;

the main components of the scheme are as follows: the device comprises a frame body 1, wherein a smoke extraction and purification structure is arranged in the frame body 1;

in a specific implementation process, the smoke extraction and purification structure mainly comprises: the device comprises a telescopic support 2, a telescopic pipe 3, a smoking opening 4, a smoking chamber 5, a fan blade support 6, fan blades 7, a rotating motor 8, a filtering chamber 9, a pair of primary filter screens 10 with the same structure, a pair of activated carbon filter screens 11 with the same structure, a pair of glass fiber filter screens 12 with the same structure, an air inlet screen 13, a detection chamber 14, three detection probes 15 with the same structure, a Bluetooth information transmitter 16, an air pump chamber 17, an air pump air inlet pipe 18, an air pump 19 and an air pump air outlet pipe 20;

the telescopic bracket 2 is arranged on the lower wall surface of the bracket body 1 and leans to the left, the telescopic pipe 3 is sleeved outside the telescopic bracket 2, the smoke sucking port 4 is arranged below the telescopic pipe 3, the smoke sucking chamber 5 is arranged on the lower left corner inside the bracket body 1, the fan blade bracket 6 is arranged at the middle position of the smoke sucking chamber 5, the fan blade 7 is arranged inside the fan blade bracket 6, the rotating electrical machine 8 is arranged above the fan blade bracket 6, the output end of the rotating electrical machine 8 is arranged on the fan blade 7, the filter chamber 9 is arranged on the upper left inside the bracket body 1, the primary filter screen 10 is arranged on the left inside the filter chamber 9, the active carbon filter screen 11 is arranged at the middle position of the filter chamber 9, the glass fiber filter screen 12 is arranged on the right inside the filter chamber 9, the air inlet screen 13 is arranged on the right wall surface of the filter chamber, it is three wherein two among the test probe 15 install on detecting room 14 wall both sides position, three one among the test probe 15 is installed and is being detected 14 wall intermediate position under the room, bluetooth information transmitter 16 installs on 1 outside right wall of support body, it has seted up the gas outlet to detect 14 wall under the room and lean on right position, air pump chamber 17 is installed at 1 inside lower right corner position of support body, air pump 19 is installed at air pump chamber 17 intermediate position, 18 one end in the air pump intake pipe is installed on the gas outlet, and the other end installs on 19 air inlets of air pump, 20 one end in the air pump outlet duct is installed on 19 gas outlets of air pump, and the other end is installed on 1 inside wall down of support body.

It should be noted that, when using a smoke extraction device for chemistry teaching, a worker pulls down a telescopic tube 3 sleeved on a telescopic bracket 2 through a handle 21, fixes a smoke suction port 4 above an experimental object, the worker drives a controller edited with a driving program to start power-on, a rotating motor 8 starts power-on rotation to drive a fan blade 7 fixed on a fan blade bracket 6 and installed on the output end of the rotating motor 8 to rotate, smoke gas is discharged into a filter chamber 9, the smoke gas filters large-volume particles through a primary filter screen 10, the smoke gas filters toxic and harmful gases through an activated carbon filter screen 11, the smoke gas filters secondary pollution of activated carbon through a glass fiber filter screen 12, the smoke gas enters a detection chamber through an air inlet network 13, and information is transmitted to a computer through a bluetooth information transmitter 16 through detection of a detection probe 15, and (3) detecting the gas content, electrifying the air pump 19 by the staff to enable the air pump 19 to work, transmitting the gas in the detection chamber 14 to the air pump air outlet pipe 20 through the air pump air inlet pipe 18 and the air pump 19, and discharging the gas through the air pump air outlet pipe 20.

In the specific implementation process, further, a handle 21 convenient for lifting by hand is installed on the smoking port 4.

In the specific implementation process, further, a motor frame 22 with a supporting function is mounted on the rotating motor 8.

In the implementation process, further, an air pump frame 23 with a supporting function is installed below the air pump 19.

In the specific implementation process, further, champignon 24 with an air refreshing function is installed in the air outlet pipe 20 of the air pump.

In the specific implementation process, further, a mounting rack 25 convenient to fix on a shed roof is installed above the frame body 1.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.

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. A smoke extraction device for chemistry teaching, comprising: the frame body (1) is characterized in that a smoke extraction and purification structure is arranged in the frame body (1);

wherein, smog extraction purification structure mainly includes: the device comprises a telescopic support (2), a telescopic pipe (3), a smoking opening (4), a smoking chamber (5), a fan blade support (6), fan blades (7), a rotating motor (8), a filtering chamber (9), a pair of primary filter screens (10) with the same structure, a pair of activated carbon filter screens (11) with the same structure, a pair of glass fiber filter screens (12) with the same structure, an air inlet screen (13), a detection chamber (14), three detection probes (15) with the same structure, a Bluetooth information transmitter (16), an air pump chamber (17), an air pump air inlet pipe (18), an air pump (19) and an air pump air outlet pipe (20);

the utility model discloses a cigarette box, including telescopic bracket (2), smoking mouth (4), smoke box (5), fan blade support (7), rotating electrical machines (8) output, fan blade (7), filter chamber (9) and active carbon filter screen (11), it is a pair of install filter chamber (9) and lean on left position, telescopic bracket (2) is installed and is leaned on left position under support body (1), telescopic tube (3) suit is outside telescopic bracket (2), smoke mouth (4) are installed in telescopic tube (3) below, smoke box (5) are installed in the inside lower left corner position of support body (1), install at smoke box (5) intermediate position, fan blade support (6) are inside, rotating electrical machines (8) output is installed on fan blade (7), filter chamber (9) are installed in the inside upper left position of support body (1), and are a pair of primary filter screen (10) is installed and is leaned on left position, and, the air inlet net (13) is arranged on the right side wall surface of the filtering chamber (9), the detecting chamber (14) is arranged at the upper right corner position inside the frame body (1), two of the three detecting probes (15) are arranged at the two side positions of the upper wall surface of the detecting chamber (14), one of the three detecting probes (15) is arranged at the middle position of the lower wall surface of the detecting chamber (14), the Bluetooth information emitter (16) is arranged on the right side wall surface outside the frame body (1), the lower wall surface of the detecting chamber (14) is provided with an air outlet close to the right position, the air pump chamber (17) is arranged at the lower right corner position inside the frame body (1), the air pump (19) is arranged at the middle position of the air pump chamber (17), one end of the air pump air inlet pipe (18) is arranged on the air outlet, the other end of the air pump air outlet pipe (20) is arranged on the air outlet, and the other end is arranged on the lower wall surface of the inner part of the frame body (1).

2. The smoke extraction device for chemistry teaching as claimed in claim 1, characterized in that, the smoking mouth (4) is installed with a handle (21) which is convenient for lifting by hand.

3. A smoke extraction device for chemistry teaching as claimed in claim 1, characterized in that said rotating electrical machine (8) is mounted with a motor frame (22) having a supporting function.

4. A smoke extraction device for chemistry teaching as claimed in claim 1 wherein, an air pump frame (23) with supporting function is installed under said air pump (19).

5. The smoke extraction device for chemistry teaching as claimed in claim 1, wherein said air pump air outlet pipe (20) is installed with air refreshing fragrance (24).

6. The smoke extraction device for chemistry teaching as claimed in claim 1, characterized in that, a mounting rack (25) is installed above said frame body (1) for fixing on the ceiling.