CN218743833U

CN218743833U - Energy-saving ventilation cabinet for laboratory

Info

Publication number: CN218743833U
Application number: CN202223250238.9U
Authority: CN
Inventors: 高锁; 赵盟
Original assignee: Ruisai Laboratory Equipment Yangzhou Co ltd
Current assignee: Ruisai Laboratory Equipment Yangzhou Co ltd
Priority date: 2022-12-06
Filing date: 2022-12-06
Publication date: 2023-03-28
Anticipated expiration: 2032-12-06

Abstract

The utility model discloses an energy-conserving fume chamber is used in laboratory includes the cabinet body, the top side of the cabinet body sets up the rose box, the bottom side of rose box is connected with the connecting pipe, and the bottom of connecting pipe extends to the inside of the cabinet body and is connected with flexible tuber pipe, the bottom side fixedly connected with wind-collecting cover of flexible tuber pipe, one side inner wall of wind-collecting cover is provided with infrared gas sensor, the inside of connecting pipe is provided with the motor, the output fixedly connected with transmission shaft of motor, the absorption mechanism that the outside fixedly connected with flabellum of transmission shaft was opened through the infrared gas sensor who sets up after detecting poisonous and harmful gas, when the infrared gas sensor can not detect poisonous and harmful gas, ventilation mechanism closes, has avoided traditional fume chamber just need open the ventilation blower before the experiment and has constructed extravagant electric energy, the drawback of not environmental protection, the staff of being convenient for different heights through setting up adjustment mechanism uses, the very big promotion that the suitability reaches.

Description

Energy-saving ventilation cabinet for laboratory

Technical Field

The utility model relates to a fume chamber technical field especially relates to an energy-conserving fume chamber is used in laboratory.

Background

The fume hood mainly has an exhaust function, various harmful gases, odor, moisture and flammable, explosive and corrosive substances are generated in the experiment operation in a chemical laboratory, and the fume hood is used near a pollution source in order to protect the safety of a user and prevent the diffusion of the pollutants in the experiment to the laboratory.

Because traditional laboratory is with the fume chamber, the majority is opened the fan device in advance when using, for safe in utilization, need five to ten minutes after the use just can close the fan, can cause very big extravagant electric power, very not environmental protection, because traditional laboratory is with the inside operation panel of fume chamber, the majority does not possess regulatory function, has leaded to the staff of different heights when using, is not convenient for operate, and suitability is not high.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides an energy-conserving fume chamber is used in laboratory for solve above-mentioned problem.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides an energy-conserving fume chamber is used in laboratory, the intelligent cabinet temperature adjusting device comprises a cabinet body, the top side of the cabinet body sets up the rose box, the bottom side of rose box is connected with the connecting pipe, and the bottom of connecting pipe extends to the inside of the cabinet body and is connected with flexible tuber pipe, the bottom side fixedly connected with wind-collecting cover of flexible tuber pipe, one side inner wall of wind-collecting cover is provided with infrared gas sensor, the inside of connecting pipe is provided with the motor, the output fixedly connected with transmission shaft of motor, the outside fixedly connected with flabellum of transmission shaft, the standing groove has all been seted up to the both sides inner wall of the cabinet body, the outside fixedly connected with crank dwang of the cabinet body, the crank dwang extends to the inside of the cabinet body, two gears have been cup jointed to the outside fixed of crank dwang, and two gears are located the inside of two standing grooves, and the equal movable mounting in inside of two standing grooves has the pinion rack, the meshing is connected between gear and the pinion rack, the same supporting shoe of the top side fixedly connected with operation panel of two pinion racks, the top side fixedly connected with operation panel of supporting shoe.

Preferably, a plurality of jacks have been seted up to the outside of crank dwang, one side fixedly connected with fixed block of the cabinet body, the inside activity of fixed block is pegged graft and is had the inserted bar, the inserted bar can be pegged graft to the jack inside, can fix the crank dwang through the grafting mechanism that sets up.

Preferably, a movable glass door is installed on one side of the cabinet body, a tool box is installed outside the cabinet body, through the movable glass door that sets up, the staff of being convenient for observes inside the fume chamber, and through the tool box that sets up, the staff of being convenient for places the instrument.

Preferably, activated carbon has been placed to the inside of rose box, the ventilation hole has been seted up at the top of rose box, and the inside activated carbon of placing of rose box can effectual adsorption filtration poisonous and harmful gas, can discharge the poisonous and harmful gas after filtering through the ventilation hole that sets up.

Preferably, the inside fixedly connected with support frame of connecting pipe, the motor is installed in the top side of support frame, can make the motor can not take place idle running through the support frame that sets up when the work.

Preferably, all seted up spacing spout on one side inner wall of two standing grooves, two pinion racks all slide in the inside of two corresponding spacing spouts through spacing slider, through the spacing spout of seting up, can make the pinion rack more stable when removing.

Preferably, four support columns are fixedly connected to the bottom side of the cabinet body, are distributed equidistantly, and can enable the cabinet body to be more stable when placed through the four support columns.

Compared with the prior art, the beneficial effects of the utility model are that: when the dangerous experiment that can produce poisonous and harmful gas is done to needs, the flexible tuber pipe of pulling removes, it removes to the top of experimental device to drive the air-collecting cover, when the infrared gas sensor detects poisonous and harmful gas, the motor starts, the transmission shaft rotates, the flabellum rotates, produce suction, inhale the inside of rose box with the poisonous and harmful gas of air-collecting cover below, filter, the absorption mechanism who opens after detecting poisonous and harmful gas through the infrared gas sensor that sets up, when the infrared gas sensor can not detect poisonous and harmful gas, ventilation mechanism closes, avoided traditional fume chamber just need open the ventilation blower before the experiment and construct extravagant electric energy, the drawback of not environmental protection.

When the height of operation panel is adjusted to needs, rotate the crank dwang, gear revolve, the pinion rack removes, make the removal of supporting shoe, drive the operation panel and remove, when removing suitable position, promote the inserted bar, make the inserted bar insert the inside of jack, it is fixed to make the operation panel, the staff of different heights of being convenient for uses through above structure, the very big promotion that the suitability reaches, the inconvenience of having avoided the staff of height difference to produce when using, convenience of customers uses

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic view of the present invention in partial section;

FIG. 3 is a schematic structural view of the height adjustment device of the present invention;

FIG. 4 is a schematic structural view of a sectional view of the height of the adjusting console of the present invention;

FIG. 5 is a schematic view of the structure at A in FIG. 2 according to the present invention;

fig. 6 is a schematic structural diagram of the point B in fig. 4 according to the present invention.

In the figure: 1. a cabinet body; 2. a support pillar; 3. a filter box; 4. a tool box; 5. a glass door; 6. a connecting pipe; 7. a support frame; 8. a motor; 9. a drive shaft; 10. a fan blade; 11. a telescopic air duct; 12. an infrared gas sensor; 13. a wind collecting cover; 14. a placement groove; 15. a crank rotating rod; 16. a gear; 17. a limiting chute; 18. a toothed plate; 19. a support block; 20. an operation table; 21. a jack; 22. a fixed block; 23. inserting a rod; 24. a vent hole.

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 efforts all belong to the protection scope of the present invention.

Example (b): referring to fig. 1-6, an energy-saving ventilation cabinet for a laboratory, comprising a cabinet body 1, a filter box 3 is arranged on the top side of the cabinet body 1, a connecting pipe 6 is connected to the bottom side of the filter box 3, the bottom end of the connecting pipe 6 extends into the cabinet body 1 and is connected with a telescopic air pipe 11, a wind-collecting cover 13 is fixedly connected to the bottom side of the telescopic air pipe 11, an infrared gas sensor 12 is arranged on one side inner wall of the wind-collecting cover 13, a motor 8 is arranged inside the connecting pipe 6, a transmission shaft 9 is fixedly connected to the output end of the motor 8, fan blades 10 are fixedly connected to the outside of the transmission shaft 9, placing grooves 14 are formed in both inner walls of the two sides of the cabinet body 1, a crank rotating rod 15 is fixedly connected to the outside of the cabinet body 1, the crank rotating rod 15 extends into the cabinet body 1, two gears 16 are fixedly sleeved on the outside of the crank rotating rod 15, and are located in the two placing grooves 14, toothed plates 18 are movably mounted inside the two placing grooves 14, gears 16 are meshed and connected with the toothed plates 18, the top sides of the two toothed plates 18 are fixedly connected with the same supporting block 19, the top sides of the supporting block 19 are fixedly connected with an operating platform 20, a plurality of jacks 21 are formed outside the crank rotating rod 15, one side of the cabinet body 1 is fixedly connected with a fixed block 22, an inserting rod 23 is movably inserted inside the fixed block 22, the inserting rod 23 can be inserted into the jacks 21, the crank rotating rod 15 can be fixed through a set inserting mechanism, a movable glass door 5 is mounted on one side of the cabinet body 1, a tool box 4 is mounted outside the cabinet body 1, the movable glass door 5 is arranged, a worker can observe the inside the ventilation cabinet, the tool box 4 is arranged, the worker can place tools, activated carbon is placed inside the filter box 3, a ventilation hole 24 is formed in the top of the filter box 3, the inside active carbon of placing of rose box 3, can effectual adsorption filtration poisonous and harmful gas, can discharge the poisonous and harmful gas after filtering through the ventilation hole 24 that sets up, the inside fixedly connected with support frame 7 of connecting pipe 6, motor 8 is installed in the top side of support frame 7, support frame 7 through setting up can make motor 8 can not take place the idle running at the during operation, spacing spout 17 has all been seted up on one side inner wall of two standing grooves 14, two pinion rack 18 all slide in the inside of two corresponding spacing spout 17 through spacing slider, through the spacing spout 17 of seting up, can make pinion rack 18 more stable when removing, four support columns 2 of bottom side fixedly connected with of the cabinet body 1, four support columns 2 are the equidistance and distribute, through four support columns 2 that set up, can make the cabinet body 1 more stable when placing.

When in use: when a dangerous experiment which can generate toxic and harmful gases needs to be carried out, firstly, the telescopic air pipe 11 is pulled to move, then, the air collecting cover 13 is driven to move to the upper part of an experimental device, the model of the infrared gas sensor 12 is a BSA/QT _ HW series, the series of infrared gas sensors 12 can detect the toxic and harmful gases, when the infrared gas sensor 12 detects the toxic and harmful gases, the motor 8 is started, the transmission shaft 9 is driven to start rotating, the fan blades 10 are driven to rotate through the rotation of the transmission shaft 9, suction force is generated, the toxic and harmful gases below the air collecting cover 13 are sucked into the filter box 3 from the telescopic air pipe 11, activated carbon is arranged inside the filter box 3, a good filtering effect is achieved on the toxic and harmful gases, the toxic and harmful gases generated in the experiment can be absorbed and filtered through the structure, the telescopic air pipe 11 can be pulled, the toxic and harmful gases can be sucked into the filter box 3 in a close range, the absorbing effect is better, meanwhile, a ventilation mechanism which is opened after the toxic and harmful gases are detected through the infrared gas sensor 12 is arranged, when the infrared gas sensor 12 cannot detect the harmful gases, the ventilation mechanism is closed, the traditional ventilation cabinet is prevented from being opened before the experiment, and the environment-friendly ventilation cabinet is constructed into an environment-friendly electric energy waste is avoided.

When the height of operation panel 20 needs to be adjusted, at first, crank dwang 15 is held to rotate, rotation through crank dwang 15, make two gears 16 begin to rotate, two pinion racks 18 that drive the meshing and connect move, because two pinion racks 18 slide in the inside of spacing spout 17 through spacing slider, thereby make pinion rack 18 more stable when moving, through the removal of pinion rack 18, make the removal of supporting shoe 19, it moves to drive operation panel 20, when removing suitable position, promote inserted bar 23, make inserted bar 23 insert the inside of jack 21, insert through inserted bar 23, thereby make operation panel 20 fixed, the staff of different heights of being convenient for uses through above structure, the very big promotion that suitability reaches, the inconvenience that different staff produced when using has been avoided, convenience of customers uses.

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.

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. The utility model provides an energy-conserving fume chamber is used in laboratory, includes the cabinet body (1), its characterized in that, the top side of the cabinet body (1) sets up rose box (3), the bottom side of rose box (3) is connected with connecting pipe (6), and the bottom of connecting pipe (6) extends to the inside of the cabinet body (1) and is connected with flexible tuber pipe (11), the bottom side fixedly connected with wind-collecting cover (13) of flexible tuber pipe (11), one side inner wall of wind-collecting cover (13) is provided with infrared gas sensor (12), the inside of connecting pipe (6) is provided with motor (8), the output fixedly connected with transmission shaft (9) of motor (8), the outside fixedly connected with flabellum (10) of transmission shaft (9), standing groove (14) have all been seted up to the both sides inner wall of the cabinet body (1), outside fixedly connected with crank dwang (15) of the cabinet body (1), the outside fixedly connected with two gears (16) of crank (15), two gears (16) are located the inside of two standing grooves (14), and the inside movable mounting has all installed the pinion rack (18) and the roof side fixedly connected with supporting shoe (18), and the pinion rack (18), the top side of the supporting block (19) is fixedly connected with an operating platform (20).

2. The energy-saving ventilating hood for the laboratory according to claim 1, wherein a plurality of insertion holes (21) are formed in the outer portion of the crank rotating rod (15), a fixing block (22) is fixedly connected to one side of the cabinet body (1), an insertion rod (23) is movably inserted into the fixing block (22), and the insertion rod (23) can be inserted into the insertion holes (21).

3. An energy-saving ventilation cabinet for laboratories according to claim 1, characterized in that a movable glass door (5) is installed on one side of the cabinet body (1), and a tool box (4) is installed outside the cabinet body (1).

4. The energy-saving ventilating hood for the laboratory according to claim 1, wherein activated carbon (3) is placed in the filtering box (3), and a vent hole (24) is formed in the top of the filtering box (3).

5. An energy-saving ventilating hood for laboratories according to claim 1, wherein a supporting frame (7) is fixedly connected to the inside of the connecting pipe (6), and the motor (8) is installed on the top side of the supporting frame (7).

6. The laboratory energy-saving ventilation cabinet according to claim 1, wherein the inner walls of the two placing grooves (14) are provided with limiting sliding grooves (17), and the two toothed plates (18) slide inside the corresponding two limiting sliding grooves (17) through limiting sliding blocks.

7. The laboratory energy-saving ventilation hood according to claim 1, wherein four supporting columns (2) are fixedly connected to the bottom side of the cabinet body (1), and the four supporting columns (2) are distributed at equal intervals.