CN219764792U - Experimental variable air volume adjusting device - Google Patents

Experimental variable air volume adjusting device Download PDF

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Publication number
CN219764792U
CN219764792U CN202320661358.3U CN202320661358U CN219764792U CN 219764792 U CN219764792 U CN 219764792U CN 202320661358 U CN202320661358 U CN 202320661358U CN 219764792 U CN219764792 U CN 219764792U
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CN
China
Prior art keywords
strip
front wall
pedal
fixedly connected
air volume
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Active
Application number
CN202320661358.3U
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Chinese (zh)
Inventor
叶华丰
何仁华
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Esko Intelligent Technology Shenzhen Co ltd
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Esko Intelligent Technology Shenzhen Co ltd
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Abstract

The utility model relates to the technical field of variable air volume devices, and discloses an experimental variable air volume adjusting device which comprises a front wall, wherein a pedal strip is movably connected to the inner wall of the front wall, a sliding window strip is movably connected to the inner wall of the front wall, a spring is fixedly connected to the bottom of the inner wall of the front wall, a pedal strip is fixedly connected to the bottom end of the pedal strip, one end of the pedal strip is fixedly connected with a pedal, the sliding window strip is fixedly connected to the left side of a sliding window, a gear support bar is fixedly connected to the inside of the front wall, gears are connected to the gear support bar in series, the top end of an action module is fixedly connected with a U-shaped air pipe, and a filter screen and filter substances are filled in the U-shaped air pipe. According to the experimental variable air volume adjusting device, the pedal is stepped down through the foot by rotating and changing the motion trail of the pedal strip and the sliding window strip, the pedal strip moves down to drive the gear to rotate, and the gear rotates to drive the sliding window to move upwards for a long distance to open the sliding window.

Description

Experimental variable air volume adjusting device
Technical Field
The utility model relates to the technical field of variable air volume devices, in particular to an experimental variable air volume adjusting device.
Background
In recent years, a plurality of novel viruses appear in society, the harm to society and human beings is extremely great, laboratories play a vital role in overcoming viruses, and a safety experiment variable air volume adjusting device of laboratory personnel is required to be ensured; many air volume regulators in the market are all manually operated sliding windows, waste gas is directly discharged, and the products actually applied to laboratories at present can only manually open the sliding windows, so that great inconvenience is brought to the actual operation of laboratory staff, no necessary measures are taken for discharging harmful gases in the laboratories, and the influence on the environment is great.
Disclosure of Invention
(one) solving the technical problems
Aiming at the defects of the prior art, the utility model provides an experimental variable air volume adjusting device which is provided with a sliding window operated by using a foot, and a filtering system is additionally arranged on an exhaust gas removing pipe, so that the problems of inconvenience in actual operation of experimental personnel and environmental pollution are solved.
(II) technical scheme
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an experimental variable air volume adjusting device, includes the antetheca, the inner wall swing joint of antetheca has the footboard rectangular, antetheca inner wall swing joint has the sliding window rectangular, antetheca inner wall bottom fixedly connected with spring, the long bottom fixed connection footboard strip of footboard, footboard strip one end fixed connection footboard, the long left side at the sliding window of sliding window fixed connection, the inside fixedly connected with gear support strip of antetheca, the cluster has the gear on the gear support strip, the right side surface fixed mounting of antetheca has control panel, the right side of antetheca is on top fixed mounting has the anemometer, the upper end fixedly connected with air-out cover of antetheca, air-out cover top fixedly connected with air outlet, air-out top fixedly connected with action module, action module inside fixed mounting has air volume control valve and executor, action module top fixedly connected with U type tuber pipe, U type tuber pipe inside packing has filter screen and filter material.
Preferably, the front wall is internally provided with a movable groove, and the size of the movable groove is matched with the movement track of the pedal strip and the sliding window strip.
Preferably, the gear support bar is provided with a hole, and the gear is inserted into the hole on the gear support bar through the connecting bar.
Preferably, a protective cover is fixedly arranged at the joint of the front wall and the pedal strip.
Preferably, the upper end of the spring is fixedly connected below the pedal strip.
Preferably, the control panel anemometer air volume adjusting valve actuator is connected together through an electric wire.
Compared with the prior art, the utility model provides an experimental variable air volume adjusting device, which has the following beneficial effects:
1. according to the experimental variable air volume adjusting device, the pedal is stepped down through the foot by rotating and changing the motion trail of the pedal strip and the sliding window strip, the pedal strip moves down to drive the gear to rotate, and the gear rotates to drive the sliding window to move upwards for a long distance to open the sliding window.
2. According to the experimental variable air volume adjusting device, the U-shaped air pipe is filled with the filtering material to adsorb and discharge harmful substances in the air, so that the filtering effect is achieved, and the harmful gases are prevented from being discharged to the outdoor environment.
Drawings
FIG. 1 is a schematic diagram of a front view of the present utility model;
FIG. 2 is a schematic view of the left side view of the present utility model;
FIG. 3 is a schematic view of the front wall top view of the present utility model;
FIG. 4 is a schematic view of the structure of the front wall movable trough of the present utility model;
fig. 5 is an enlarged schematic view of the portion a of fig. 2 according to the present utility model.
Wherein: 1. a front wall; 2. a pedal strip; 3. a sliding window strip; 4. a spring; 5. pedal strips; 6. a pedal; 7. sliding window; 8. a gear support bar; 9. a gear; 10. a control panel; 11. an anemometer; 12. an air outlet cover; 13. an air outlet; 14. an action module; 15. an air quantity adjusting valve; 16. an actuator; 17. u-shaped air pipes; 18. a filter screen; 19. filtering the substance; 20. a movable groove; 21. a connecting strip; 22. a hole; 23. and a protective cover.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-5, an experimental variable air volume adjusting device comprises a front wall 1, wherein a movable groove 20 is formed in the front wall 1, the size of the movable groove is matched with the movement track of a pedal strip 2 and a sliding window strip 3, the pedal strip 2 is movably connected to the inner wall of the front wall 1, a protection cover 23 is fixedly arranged at the joint of the front wall 1 and the pedal strip 2, the sliding window strip 3 is movably connected to the inner wall of the front wall 1, the pedal strip 2 and the sliding window strip 3 can move in the movable groove 20, the space is fully utilized, a spring 4 is fixedly connected to the bottom of the inner wall of the front wall 1, the upper end of the spring 4 is fixedly connected to the lower part of the pedal strip 5, the pedal strip can be reset to the initial position when not in use, the bottom end of the pedal strip 2 is fixedly connected with the pedal strip 5, one end of the pedal strip 5 is fixedly connected with the pedal 6, the sliding window strip 3 is fixedly connected to the left side of the sliding window 7, the inside of the front wall 1 is fixedly connected with a gear support bar 8, the gear support bar 8 is connected with a gear 9 in series, the gear support bar 8 is provided with a hole 22, the gear 9 is inserted in the hole 22 on the gear support bar 8 through a connecting bar 21, the movement track of a pedal strip and a sliding window strip is changed through gear rotation, the pedal is downwards stepped on by feet, the pedal strip downwards moves to drive the gear to rotate, the gear rotation drives the sliding window to move upwards for a long distance to open the sliding window, the right side surface of the front wall 1 is fixedly provided with a control panel 10, the right side top of the front wall 1 is fixedly provided with an anemometer 11, the upper end of the front wall 1 is fixedly connected with an air outlet cover 12, the top of the air outlet cover 12 is fixedly connected with an air outlet 13, the top of the air outlet 13 is fixedly connected with an action module 14, the inside of the action module 14 is fixedly provided with an air quantity adjusting valve 15 and an actuator 16, the air volume adjusting valve 15 actuator 16 of the anemometer 11 of the control panel 10 is connected together through an electric wire, the top end of the action module 14 is fixedly connected with the U-shaped air pipe 17, the filter screen 18 and the filter material 19 are filled in the U-shaped air pipe 17, and the filter material is filled in the U-shaped air pipe to adsorb and discharge harmful substances in the air, so that the filtering effect is achieved, and the harmful gas is prevented from being discharged to the outdoor polluted environment.
When the device is used, a worker presses down the pedal 6, force acts on the spring 4 through the pedal 6, the spring 4 is stressed to compress downwards, the pedal strip 2 is driven to move downwards, the clamping groove at the upper end of the pedal strip 2 interacts with the tooth part of the gear 9, the gear 9 rotates inwards, the sliding window strip 3 contacted with the gear 9 moves upwards under the driving of the gear, the sliding window strip 3 drives the sliding window 7 to move, the sliding window 7 is opened, the worker releases the pedal 6 after completing an experiment task, the sliding window is automatically reset to be closed, the air quantity regulating valve 15 starts to regulate the opening position to discharge air after receiving the common instruction of the control panel 10 and the anemometer 11, and the discharged air is released after passing through the filter screen 18 in the U-shaped air pipe 17 and then passes through the filter material 19, so that the discharged air is filtered and purified.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. An experimental variable air volume adjusting device comprises a front wall (1), and is characterized in that: the utility model discloses a filter screen, including front wall (1), air outlet (13), action module (14) are connected in fixed connection, gear support strip (8) are connected in series on gear support strip (8), right side surface fixed mounting of front wall (1) has control panel (10), fixed mounting has anemometer (11) on the right side top of front wall (1), upper end fixedly connected with air outlet cover (12) of front wall (1), air outlet (13) top fixed connection action module (14) are connected in fixed connection on footboard (5) one end footboard (6), action module (14) internally fixed mounting has gear (9) in front wall (1) inside fixedly connected with gear support strip (8), right side surface fixed mounting of front wall (1) has control panel (10), air outlet cover (12) are connected in fixed mounting on the right side top of front wall (1), air outlet (13) top fixedly connected with air outlet (13), action module (14) are connected in fixed connection action module (14) inside has air volume regulator (15) and execution valve (16), filter screen (17) type filter screen (17) are connected in type substance.
2. An experimental variable air volume adjusting device according to claim 1, wherein: the front wall (1) is internally provided with a movable groove (20) which is matched with the movement track of the pedal strip (2) and the sliding window strip (3).
3. An experimental variable air volume adjusting device according to claim 1, wherein: the gear support bar (8) is provided with a hole (22), and the gear (9) is embedded in the hole (22) on the gear support bar (8) through the connecting bar (21).
4. An experimental variable air volume adjusting device according to claim 1, wherein: a protective cover (23) is fixedly arranged at the joint of the front wall (1) and the pedal strip (2).
5. An experimental variable air volume adjusting device according to claim 1, wherein: the upper end of the spring (4) is fixedly connected below the pedal strip (5).
CN202320661358.3U 2023-03-30 2023-03-30 Experimental variable air volume adjusting device Active CN219764792U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202320661358.3U CN219764792U (en) 2023-03-30 2023-03-30 Experimental variable air volume adjusting device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202320661358.3U CN219764792U (en) 2023-03-30 2023-03-30 Experimental variable air volume adjusting device

Publications (1)

Publication Number Publication Date
CN219764792U true CN219764792U (en) 2023-09-29

Family

ID=88137013

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202320661358.3U Active CN219764792U (en) 2023-03-30 2023-03-30 Experimental variable air volume adjusting device

Country Status (1)

Country Link
CN (1) CN219764792U (en)

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