CN215679599U

CN215679599U - Harmful gas detection alarm device for laboratory bench

Info

Publication number: CN215679599U
Application number: CN202122173571.3U
Authority: CN
Inventors: 巴寿山; 罗嫚; 方超
Original assignee: Wuhan Jianran Laboratory System Engineering Co ltd
Current assignee: Wuhan Jianran Laboratory System Engineering Co ltd
Priority date: 2021-09-08
Filing date: 2021-09-08
Publication date: 2022-01-28
Anticipated expiration: 2031-09-08

Abstract

The utility model discloses a harmful gas detection alarm device for a laboratory bench, which belongs to the technical field of laboratory benches and comprises a laboratory bench body, the bottom of the experiment table body is bolted with a fixed box, the top of the experiment table body is sequentially bolted with an experiment box and a filter box from left to right, the left side of the inner cavity of the experimental box is sequentially bolted with an alarm and a gas sensor from top to bottom, and through the matching of the first filter screen, the harmful gas is primarily filtered, and through the matching of a second filter screen, an active carbon adsorption net, a motor, a rotating rod, a movable frame, a communicating frame, a water pump and a hose, the purification effect is greatly improved to ensure that the harmful gas reaches the standard of complete emission, the harm to users is avoided, through the cooperation of guide plate, make gaseous right side that gets into first baffle fast, through the cooperation of water conservancy diversion piece, the shower nozzle spun water of being convenient for leads fast and flows into in the water tank.

Description

Harmful gas detection alarm device for laboratory bench

Technical Field

The utility model relates to the technical field of experiment tables, in particular to a harmful gas detection alarm device for an experiment table.

Background

The experiment table is used for performing experiment detection and storing instruments by enterprises and institutions such as hospitals, schools, chemical plants, scientific research institutions and the like, and is divided into the following steps according to the placing positions; a central experiment table, an edge experiment table and a corner table; the material composition is as follows: all-steel experiment table, steel-wood experiment table, all-wood experiment table, PP experiment table, aluminum-wood experiment table, some high cabinets in addition: the air-conditioning cabinet comprises a ventilation cabinet, a medicine cabinet, a vessel cabinet, a gas cylinder cabinet, an explosion-proof cabinet, a slide cabinet and the like, and related products comprise a spring harbor structure ventilation cabinet and the like.

There are many samples to produce harmful gas in the experiment, and harmful gas is inhaled by the experimenter and can cause serious injury to the health, and traditional laboratory bench only detects alarming function however, and is poor to harmful gas's purifying effect, leads to harmful gas to discharge and is inhaled by the user, causes very big injury.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a harmful gas detection alarm device for a laboratory bench, which purifies harmful gas, greatly improves the purification effect, enables the harmful gas to reach the standard of complete emission, avoids the harm to users and solves the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a harmful gas detection alarm device for a laboratory bench comprises a laboratory bench body, wherein the bottom of the laboratory bench body is bolted with a fixed box, the top of the experiment table body is sequentially bolted with an experiment box and a filter box from left to right, the left side of the inner cavity of the experiment box is sequentially bolted with an alarm and a gas sensor from top to bottom, the left side of the inner cavity of the filter box is bolted with a fan, the air inlet of the fan is communicated with an air inlet pipe, the left end of the air inlet pipe penetrates into the inner cavity of the experimental box, the air outlet of the fan is communicated with an air outlet pipe, the left sides of the top and the bottom of the inner cavity of the filter box are bolted with first partition plates, the left sides of the first partition plates are provided with first through grooves, the left side of rose box inner chamber and the left side of first baffle all inlay and are equipped with first filter screen, the inner chamber of rose box is provided with purification mechanism, the bottom bolt of rose box inner chamber has the water tank.

Preferably, the purification mechanism comprises a second filter screen, an activated carbon adsorption net, a motor, a rotating rod, a movable frame, a communication frame, a water pump and a hose, the second filter screen and the activated carbon adsorption net are sequentially bolted on the right side of the top of the inner cavity of the filter box and the right side of the top of the water tank from left to right, the motor is bolted on the top of the back of the inner cavity of the filter box, a rotating shaft is bolted on an output shaft of the motor, the rotating rod is bolted on the surface of the rotating shaft, the movable rod is bolted on the left side of the front of the rotating rod, the movable frame is movably connected on the surface of the movable rod, the communication frame is bolted on the left side of the movable frame through a support, the bottom of the communication frame is sequentially communicated with a spray head from left to right, the second partition plate is bolted on the top and the bottom of the water tank, the water pump is bolted on the right side of the bottom of the water tank, and the water inlet of the water pump is communicated with a water inlet pipe, and the left end of inlet tube runs through to the left side of second baffle, the delivery port intercommunication of water pump has the outlet pipe, and the one end that the water pump was kept away from to the outlet pipe runs through the filter box and the intercommunication has the hose, the one end that the outlet pipe was kept away from to the hose communicates with the left side at intercommunication frame top.

Preferably, a guide plate is bolted to the top of the left side of the inner cavity of the filter box, and the right side of the guide plate is bolted to the left side of the first partition plate.

Preferably, the top of the water tank is provided with a second through groove, and the top of the water tank is sequentially bolted with the flow guide blocks from left to right.

Preferably, the right side of the filter box is bolted with a fixing piece, and the inner cavity of the fixing piece is bolted with the surface of the water outlet pipe.

Preferably, a third filter screen is embedded in the left side of the inner cavity of the water tank and the left side of the second partition plate, and drawers are arranged on two sides of the front surface of the experiment table body.

Preferably, the top of the inner cavity of the filter box is provided with a sliding chute, the inner cavity of the sliding chute is sequentially connected with sliding blocks in a sliding manner from left to right, and the bottom of each sliding block is bolted to the top of the communicating frame.

Preferably, a cylinder is bolted at the center of the top of the inner cavity of the fixed box, a piston rod of the cylinder is bolted with a bottom plate, and a third through groove is formed in the bottom of the fixed box.

Preferably, the radiating groove is formed in the left side of the fixing box, the clamping block is clamped in an inner cavity of the radiating groove, and the pull ring is bolted to the left side of the clamping block.

Preferably, the sliding columns are bolted to the two sides of the top and the bottom of the inner cavity of the fixed box, the sliding sleeves are connected to the surfaces of the sliding columns in a sliding mode, one opposite sides of the sliding sleeves are bolted with connecting rods through supports, and the bottoms of the connecting rods are bolted with the top of the bottom plate.

Compared with the prior art, the utility model has the beneficial effects that:

1. the utility model provides a harmful gas detection alarm device for a laboratory bench, which is characterized in that a first filter screen is matched to primarily filter harmful gas, and a second filter screen, an activated carbon adsorption screen, a motor, a rotating rod, a movable frame, a communication frame, a water pump and a hose are matched to purify the harmful gas, so that the purification effect is greatly improved, the standard of complete discharge is achieved, and the harm to a user is avoided.

2. The utility model provides a harmful gas detection alarm device for a laboratory bench, which is characterized in that gas quickly enters the right side of a first clapboard through the matching of a guide plate, water sprayed by a spray head is conveniently and quickly guided into a water tank through the matching of a guide block, a water outlet pipe is conveniently fixed by a user through the matching of a fixing part, the falling water is filtered through the matching of a third filter screen so as to be recycled, a tool is conveniently stored by the user through the matching of a drawer, the user conveniently limits a communicating frame through the matching of a sliding groove and a sliding block, the communicating frame is assisted to move, the height of a laboratory bench body is conveniently adjusted by the matching of an air cylinder and a bottom plate, the heat dissipation performance of a fixed box is improved through the matching of a heat dissipation groove, a fixture block and a pull ring, the bottom plate is conveniently limited through the matching of a sliding column and a sliding sleeve, while the auxiliary bottom plate moves.

Drawings

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

FIG. 2 is a sectional view of the experimental box structure of the present invention;

FIG. 3 is a cross-sectional view of the filter box structure of the present invention;

FIG. 4 is a cross-sectional view of a stationary box structure of the present invention;

FIG. 5 is an enlarged view of the structure of the area A according to the present invention.

Reference numbers in the figures: 1. a test bed body; 2. a fixed box; 3. an experimental box; 4. a filter box; 5. an alarm; 6. a gas sensor; 7. a fan; 8. a purification mechanism; 81. a second filter screen; 82. an activated carbon adsorption net; 83. a motor; 84. a rotating rod; 85. a movable rod; 86. moving the frame; 87. a communicating frame; 88. A water pump; 89. a hose; 9. a first separator; 10. a first filter screen; 11. a water tank; 12. a baffle; 13. a third filter screen; 14. a chute; 15. a slider; 16. a cylinder; 17. a clamping block; 18. a traveler; 19. and (4) a sliding sleeve.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The utility model provides a harmful gas detection alarm device for a laboratory bench as shown in figures 1-5, which comprises a laboratory bench body 1, wherein the bottom of the laboratory bench body 1 is bolted with a fixed box 2, the top of the laboratory bench body 1 is sequentially bolted with a laboratory box 3 and a filter box 4 from left to right, the left side of the inner cavity of the laboratory box 3 is sequentially bolted with an alarm 5 and a gas sensor 6 from top to bottom, the left side of the inner cavity of the filter box 4 is bolted with a fan 7, the air inlet of the fan 7 is communicated with an air inlet pipe, the left end of the air inlet pipe penetrates through the inner cavity of the laboratory box 3, the air outlet of the fan 7 is communicated with an air outlet pipe, the left sides of the top and the bottom of the inner cavity of the filter box 4 are respectively bolted with a first partition plate 9, the left side of the first partition plate 9 is provided with a first through groove, the left side of the inner cavity of the filter box 4 and the left side of the first partition plate 9 are respectively embedded with a first filter screen 10, the inner cavity of the filter box 4 is provided with a purification mechanism 8, the water tank 11 has been bolted to the bottom in rose box 4 inner chamber, through the cooperation of first filter screen 10, carry out prefilter to harmful gas, through second filter screen 81, active carbon adsorption net 82, motor 83, bull stick 84, movable rod 85, removal frame 86, intercommunication frame 87, water pump 88 and hose 89's cooperation, purify harmful gas, very big improvement purifying effect, make it reach the standard of discharging completely, avoid causing the injury to the user.

The purification mechanism 8 comprises a second filter screen 81, an activated carbon adsorption net 82, a motor 83, a rotating rod 84, a movable rod 85, a movable frame 86, a communicating frame 87, a water pump 88 and a hose 89, the second filter screen 81 and the activated carbon adsorption net 82 are sequentially bolted on the right side of the top of the inner cavity of the filter box 4 and the right side of the top of the water tank 11 from left to right, the motor 83 is bolted on the top of the back of the inner cavity of the filter box 4, an output shaft of the motor 83 is bolted with a rotating shaft, the rotating rod 84 is bolted on the surface of the rotating shaft, the movable rod 85 is bolted on the left side of the front of the rotating rod 84, the movable frame 86 is movably connected on the surface of the movable rod 85, the communicating frame 87 is bolted on the left side of the movable frame 86 through a bracket, nozzles are sequentially communicated from left to right on the bottom of the communicating frame 87, the second partition plate is bolted on the top and bottom of the water tank 11, the water pump 88 is bolted on the right side of the bottom of the water tank 11, a water inlet of the water pump 88 is communicated with a water inlet pipe, and the left end of inlet tube runs through to the left side of second baffle, and the delivery port intercommunication of water pump 88 has the outlet pipe, and the one end that the water pump 88 was kept away from to the outlet pipe runs through filter box 4 and the intercommunication has hose 89, and the one end that the outlet pipe was kept away from to hose 89 communicates with the left side at intercommunication frame 87 top, has improved the purifying effect to harmful gas, prevents that harmful gas from causing the injury to user's health.

A guide plate 12 is bolted at the top of the left side of the inner cavity of the filter box 4, the right side of the guide plate 12 is bolted with the left side of the first partition plate 9, and the gas purified by the first filter screen 10 is quickly guided to flow into the right side of the first partition plate 9.

The second logical groove has been seted up at the top of water tank 11, and the top of water tank 11 has all been bolted in proper order from a left side to the right side to have the water conservancy diversion piece, carries out the water conservancy diversion to the water that falls down, makes it fall into water tank 11 in, can not remain at the top of water tank 11.

The right side bolt of rose box 4 has connect the mounting, and the surface bolt of the inner chamber of mounting and outlet pipe prevents that the outlet pipe from taking place to rock when carrying water.

The left side of 11 inner chambers of water tank and the left side of second baffle all inlay and are equipped with third filter screen 13, and the positive both sides of laboratory bench body 1 all are provided with the drawer, filter the water that falls into water tank 11.

The sliding groove 14 is formed in the top of the inner cavity of the filter box 4, the sliding block 15 is sequentially connected to the inner cavity of the sliding groove 14 from left to right in a sliding mode, the bottom of the sliding block 15 is in bolted connection with the top of the communicating frame 87, the communicating frame 87 is limited, and stability of the communicating frame 87 during moving is improved.

The cylinder 16 is bolted at the center of the top of the inner cavity of the fixed box 2, the bottom plate is bolted on a piston rod of the cylinder 16, the third through groove is formed in the bottom of the fixed box 2, and a user can adjust the height of the experiment table body 1, so that the experiment table is more convenient for different users to use.

The radiating groove has been seted up in the left side of fixed case 2, and the inner chamber joint of radiating groove has fixture block 17, and the left side bolt of fixture block 17 has the pull ring, has improved the heat dissipation ventilation effect of fixed case 2.

The sliding columns 18 are bolted to the top and the bottom of the inner cavity of the fixed box 2, the sliding sleeves 19 are slidably connected to the surfaces of the sliding columns 18, the connecting rods are bolted to one opposite sides of the sliding sleeves 19 through the supports, the bottoms of the connecting rods are bolted to the top of the bottom plate, the bottom plate is limited, and the stability of the bottom plate is improved.

When the gas sensor 6 detects harmful gas generated in an experiment in a specific use process, the alarm 5 makes a sound, then the fan 7 is started to convey the harmful gas in the experiment box 3 into the filter box 4, then the gas is primarily filtered by the first filter screen 10 and conveyed to the right side of the first clapboard 9, at the same time, the user turns on the water pump 88, the water pump 88 delivers the water of the water tank 11 into the hose 89, so that the hose 89 delivers water into the communicating shelf 87, so that the shower head sprays the gas, the gas is purified, and at the same time, the user turns on the motor 83, the motor 83 drives the rotation shaft to rotate, so that the rotation shaft drives the rotation rod 84 to rotate, the rotating rod 84 drives the movable rod 85 to rotate, then the movable rod 85 drives the movable frame 86 to move back and forth, thereby moving frame 86 and driving communicating frame 87 to reciprocate from side to side, improving the purification effect to the gas, and then the gas is discharged from filter box 4 through the filtration of second filter screen 81 and activated carbon adsorption screen 82.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a harmful gas detection alarm device for laboratory bench, includes laboratory bench body (1), its characterized in that: the bottom of experiment table body (1) has bolted joint has fixed case (2), the top of experiment table body (1) has bolted joint experimental box (3) and rose box (4) from a left side to the right side in proper order, the left side of experimental box (3) inner chamber has from last to having bolted joint alarm (5) and gas sensor (6) down in proper order, the left side of rose box (4) inner chamber has bolted joint fan (7), the air intake intercommunication of fan (7) has the intake pipe, and the left end of intake pipe runs through to the inner chamber of experimental box (3), the air outlet intercommunication of fan (7) has the outlet duct, the left side of rose box (4) inner chamber top and bottom has bolted joint first baffle (9), first logical groove has been seted up in the left side of first baffle (9), first filter screen (10) have all been inlayed in the left side of rose box (4) inner chamber and the left side of first baffle (9), the inner cavity of the filter box (4) is provided with a purification mechanism (8), and the bottom of the inner cavity of the filter box (4) is connected with a water tank (11) in a bolted mode.

2. The harmful gas detection alarm device for the laboratory according to claim 1, wherein: purifying mechanism (8) includes second filter screen (81), active carbon adsorption net (82), motor (83), bull stick (84), movable rod (85), removes frame (86), intercommunication frame (87), water pump (88) and hose (89), second filter screen (81) and active carbon adsorption net (82) have been bolted from the left to the right in proper order on the right side at rose box (4) inner chamber top and the right side at water tank (11) top, the top at rose box (4) inner chamber back is bolted has motor (83), the output shaft of motor (83) is bolted to have the axis of rotation, and the surperficial bolt of axis of rotation has bull stick (84), the positive left side bolt of bull stick (84) has movable rod (85), the surperficial swing joint of movable rod (85) has removal frame (86), the left side of removing frame (86) has been bolted to have intercommunication frame (87) through the support, the bottom of intercommunication frame (87) all communicates in proper order from a left side to the right side and has the shower nozzle, the top and the bottom of water tank (11) all have bolted the second baffle, the right side bolt joint of water tank (11) bottom has water pump (88), the water inlet intercommunication of water pump (88) has the inlet tube, and the left end of inlet tube runs through the left side to the second baffle, the delivery port intercommunication of water pump (88) has the outlet pipe, and the outlet pipe is kept away from the one end of water pump (88) and is run through rose box (4) and feed through and have hose (89), the one end that the outlet pipe was kept away from in hose (89) and the left side intercommunication at intercommunication frame (87) top.

3. The harmful gas detection alarm device for the laboratory according to claim 1, wherein: the top of the left side of the inner cavity of the filter box (4) is bolted with a guide plate (12), and the right side of the guide plate (12) is bolted with the left side of the first partition plate (9).

4. The harmful gas detection alarm device for the laboratory according to claim 1, wherein: the top of the water tank (11) is provided with a second through groove, and the top of the water tank (11) is sequentially bolted with flow guide blocks from left to right.

5. The harmful gas detection alarm device for the laboratory according to claim 1, wherein: the right side of the filter box (4) is bolted with a fixing piece, and the inner cavity of the fixing piece is bolted with the surface of the water outlet pipe.

6. The harmful gas detection alarm device for the laboratory according to claim 1, wherein: the left side of water tank (11) inner chamber and the left side of second baffle all inlay and are equipped with third filter screen (13), the positive both sides of laboratory bench body (1) all are provided with the drawer.

7. The harmful gas detection alarm device for the laboratory according to claim 1, wherein: the top of the inner cavity of the filter box (4) is provided with a sliding chute (14), the inner cavity of the sliding chute (14) is sequentially connected with sliding blocks (15) in a sliding mode from left to right, and the bottom of each sliding block (15) is bolted to the top of the communicating frame (87).

8. The harmful gas detection alarm device for the laboratory according to claim 1, wherein: the center of the top of the inner cavity of the fixed box (2) is in bolted connection with an air cylinder (16), a piston rod of the air cylinder (16) is in bolted connection with a bottom plate, and the bottom of the fixed box (2) is provided with a third through groove.

9. The harmful gas detection alarm device for the laboratory according to claim 1, wherein: the heat dissipation groove is formed in the left side of the fixing box (2), the clamping block (17) is clamped in an inner cavity of the heat dissipation groove, and a pull ring is bolted to the left side of the clamping block (17).

10. The harmful gas detection alarm device for the laboratory according to claim 1, wherein: sliding columns (18) are bolted to the two sides of the top and the bottom of an inner cavity of the fixed box (2), a sliding sleeve (19) is connected to the surface of each sliding column (18) in a sliding mode, a connecting rod is bolted to one opposite side of each sliding sleeve (19) through a support, and the bottom of each connecting rod is bolted to the top of the bottom plate.