CN211453550U - Laboratory gas data acquisition device - Google Patents

Abstract

The utility model belongs to the technical field of laboratory safety early warning, in particular to a laboratory gas data acquisition device. When the existing laboratory gas is collected, the collection range is small, and the gas at different heights and different positions cannot be collected. For the problem of collection, the following solution is proposed, which includes installing a top plate, a box body is fixedly installed at the bottom of the top plate, and a gas pump and a gas detection device are fixedly installed on the inner walls of both sides of the box body respectively, and the side walls of the gas detection device are installed. An exhaust pipe is provided, the output end of the air pump is fixedly connected to the side wall of the gas detection device, the input end of the air pump is fixedly connected with one end of a flexible suction pipe, and the other end of the flexible suction pipe is fixedly installed with a gas collecting hood The utility model can move the gas collecting hood horizontally and vertically at the same time, thereby collecting gas at different heights and positions, increasing the gas collection range, simple structure and convenient use.

Description

Laboratory Gas Data Acquisition Device

technical field

The utility model relates to the technical field of laboratory safety warning, in particular to a laboratory gas data acquisition device.

Background technique

The laboratory is the place where the test is carried out. The leakage of harmful gas in the laboratory will endanger the life of the experimenter. Therefore, it is necessary to collect and test the laboratory gas.

In the prior art, when the laboratory gas is collected, the collection range is small, and the gas at different heights and positions cannot be collected. Therefore, we propose a laboratory gas data collection device to solve the above problems.

Utility model content

The purpose of the utility model is to solve the shortcoming that when collecting laboratory gas, the collection range is small, and the gas at different heights and different positions cannot be collected, and a laboratory gas data collection device is proposed.

In order to achieve the above-mentioned purpose, the utility model adopts the following technical solutions:

The laboratory gas data acquisition device includes an installation top plate, a box body is fixedly installed at the bottom of the installation top plate, an air pump and a gas detection device are respectively fixedly installed on the inner walls of both sides of the box body, and the side walls of the gas detection device are provided with exhaust The air pipe, the output end of the air pump is fixedly connected to the side wall of the gas detection device, the input end of the air pump is fixedly connected with one end of the flexible suction pipe, the other end of the flexible suction pipe is fixedly installed with a gas collecting hood, the A first L-shaped plate is fixedly installed at the bottom of the box body, a connecting plate is slidably installed at the bottom of the first L-shaped plate, a push plate is fixedly installed at the bottom of the connecting plate, and a lifting plate is slidably installed on the push plate, and the lifting plate is slidably installed. The plate is fixedly connected to the outside of the gas collecting hood, the top of the push plate is fixedly installed with a second L-shaped plate, the top of the second L-shaped plate is rotatably installed with a first screw, the first screw is threadedly connected to the lifting plate, and the second L-shaped plate is fixedly installed on the top of the second L-shaped plate. A second screw rod is rotatably installed on one side of the L-shaped plate, a fixing block is fixedly installed at the bottom of the box, the second screw rod is threadedly connected with the fixing block, and one end of the second screw rod is fixedly installed with a first bevel gear. The outer fixed sleeve is provided with a second bevel gear located above the lifting plate, and the first bevel gear is meshed with the second bevel gear.

Preferably, an electric push rod is fixedly installed on one side of the first L-shaped plate, and the output shaft of the electric push rod is fixedly connected with one side of the connecting plate.

Preferably, the bottom of the first L-shaped plate is provided with a horizontal chute, two round rods are fixedly installed in the horizontal chute, and the connecting plate is slidably connected with the two round rods.

Preferably, a first bearing is fixedly installed on the top of the second L-shaped plate, the outer side of the first screw is fixedly connected with the inner ring of the first bearing, and a rotating hole is opened on one side of the second L-shaped plate, and the rotating hole A second bearing is fixedly installed, and the outer side of the second screw rod is fixedly connected with the inner ring of the second bearing.

Preferably, four screws are threadedly installed on the mounting top plate, a box door is hinged on one side of the box body, a sound and light warning device is fixedly installed on the side of the box body close to the exhaust pipe, and an exhaust pipe is provided on the exhaust pipe valve.

Compared with the prior art, the advantages of the present utility model are:

(1) When this scheme is used, the electric push rod pushes the connecting plate to slide to the left, and the connecting plate drives the push plate to slide to the left, so that the lifting plate drives the gas collecting hood to slide to the left, and the second L-shaped plate drives the second screw to the left. When the second screw moves, it will rotate at the same time, so that the first bevel gear drives the second bevel gear to rotate, the second bevel gear drives the first screw to rotate, and the first screw rotates to make the lifting plate connected to it threaded downward. Move, drive the gas collecting hood to move downward through the lifting plate, so that the gas collecting hood can move vertically while moving horizontally, and then collect the gas at different heights and different positions;

(2) The utility model can move the gas collecting hood horizontally and vertically at the same time, so as to collect the gas at different heights and different positions, and increase the gas collection range. The structure is simple and the use is convenient.

Description of drawings

1 is a schematic structural diagram of a laboratory gas data acquisition device proposed by the utility model;

2 is a schematic structural diagram of part A of the laboratory gas data acquisition device proposed by the utility model;

3 is a schematic three-dimensional structural diagram of the connection between the push plate and the lift plate of the laboratory gas data acquisition device proposed by the present invention.

In the picture: 1 Installation top plate, 2 Box body, 3 Air pump, 4 Gas detection device, 5 Exhaust pipe, 6 Sound and light warning device, 7 Flexible suction pipe, 8 Gas collecting hood, 9 First L-shaped plate, 10 Connection Plate, 11 push plate, 12 lift plate, 13 second L-shaped plate, 14 first screw, 15 second screw, 16 fixed block, 17 second bevel gear, 18 first bevel gear.

Detailed ways

The technical solutions in this embodiment will be clearly and completely described below with reference to the accompanying drawings in this embodiment. Obviously, the described embodiments are only a part of the embodiments of this embodiment, but not all of the embodiments.

Example 1

1-3, the laboratory gas data acquisition device includes an installation top plate 1, a box body 2 is fixedly installed at the bottom of the installation top plate 1, and a gas pump 3 and a gas detection device 4 are respectively fixedly installed on the inner walls of both sides of the box body 2, The side wall of the gas detection device 4 is provided with an exhaust pipe 5, the output end of the air pump 3 is fixedly connected to the side wall of the gas detection device 4, and the input end of the air pump 3 is fixedly connected to one end of the flexible suction pipe 7, and the flexible suction The other end of the gas pipe 7 is fixedly installed with a gas collecting cover 8, the bottom of the box body 2 is fixedly installed with a first L-shaped plate 9, the bottom of the first L-shaped plate 9 is slidably installed with a connecting plate 10, and the bottom of the connecting plate 10 is fixed A push plate 11 is installed, a lift plate 12 is slidably installed on the push plate 11, the lift plate 12 is fixedly connected to the outer side of the gas collecting hood 8, and a second L-shaped plate 13 is fixedly installed on the top of the push plate 11. The second L-shaped plate A first screw 14 is rotatably installed on the top of the 13, the first screw 14 is threadedly connected to the lifting plate 12, a second screw 15 is rotatably installed on one side of the second L-shaped plate 13, and a fixing block 16 is fixedly installed at the bottom of the box body 2. , the second screw 15 is threadedly connected with the fixing block 16, one end of the second screw 15 is fixedly installed with a first bevel gear 18, and the outer side of the first screw 14 is fixedly sleeved with a second bevel gear 17 located above the lifting plate 12 , the first bevel gear 18 is meshed with the second bevel gear 17, the air pump 3, the gas detection device 4, the sound and light warning device 6 and the flexible suction pipe 7 respectively adopt the air pump, The specific circuit connection methods of the gas detection device, the sound and light warning device and the flexible suction pipe are also the same, which are in the prior art, and will not be repeated here.

In this embodiment, an electric push rod is fixedly installed on one side of the first L-shaped plate 9, and the output shaft of the electric push rod is fixedly connected to one side of the connecting plate 10. The electric push rod is used to drive the connecting plate 10 to move horizontally. The model of the push rod is JS-TGZ-U2.

In this embodiment, the bottom of the first L-shaped plate 9 is provided with a horizontal chute, two round rods are fixedly installed in the horizontal chute, the connecting plate 10 is slidably connected with the two round rods, and the setting of the round rod makes the connecting plate 10 Steady horizontal movement.

In this embodiment, a first bearing is fixedly installed on the top of the second L-shaped plate 13 , the outer side of the first screw 14 is fixedly connected with the inner ring of the first bearing, and a rotating hole is opened on one side of the second L-shaped plate 13 . A second bearing is fixedly installed in the rotation hole, the outer side of the second screw 15 is fixedly connected with the inner ring of the second bearing, and the arrangement of the first bearing and the second bearing enables the first screw 14 and the second screw 15 to rotate stably.

In this embodiment, four screws are installed on the top plate 1, a box door is hinged on one side of the box body 2, and a sound and light warning device 6 is fixedly installed on the side of the box body 2 close to the exhaust pipe 5. The exhaust pipe There is an exhaust valve on 5, and the installation top plate 1 is fixed on the top of the wall by four screws.

Embodiment 2

Referring to Figure 1-3, the laboratory gas data acquisition device includes an installation top plate 1, the bottom of the installation top plate 1 is fixed with a box body 2 by bolts, and the inner walls of the two sides of the box body 2 are respectively bolted and installed with a gas pump 3 and a gas Detection device 4, an exhaust pipe 5 is arranged on the side wall of the gas detection device 4, the output end of the air pump 3 is fixedly connected to the side wall of the gas detection device 4, and the input end of the air pump 3 is fixedly connected with a flexible suction pipe 7. One end, the other end of the flexible suction pipe 7 is fixedly installed with a gas collecting hood 8 through bolts, the bottom of the box 2 is fixedly installed with a first L-shaped plate 9 through bolts, and the bottom of the first L-shaped plate 9 is slidably installed with a connecting plate 10. The bottom of the connecting plate 10 is fixedly installed with a push plate 11 through bolts, and a lift plate 12 is slidably installed on the push plate 11. The lift plate 12 is fixedly connected to the outside of the gas collecting hood 8, and the top of the push plate 11 is fixed and installed with bolts. The second L-shaped plate 13, the top of the second L-shaped plate 13 is rotatably mounted with a first screw 14, the first screw 14 is threadedly connected with the lift plate 12, and a second screw 15 is rotated and installed on one side of the second L-shaped plate 13 , the bottom of the box body 2 is fixed with a fixed block 16 by bolts, the second screw 15 is threadedly connected with the fixed block 16, one end of the second screw 15 is fixed with a first bevel gear 18 by bolts, and the outer side of the first screw 14 The fixed sleeve is provided with a second bevel gear 17 located above the lifting plate 12, the first bevel gear 18 meshes with the second bevel gear 17, the air pump 3, the gas detection device 4, the sound and light warning device 6 and the flexible suction Pipe 7 adopts the air pump, gas detection device, sound and light warning device and flexible suction pipe in the patent document with the authorized publication number of CN208488440U respectively, and the specific circuit connection mode is also the same as it, which is the prior art, and will not be repeated here. .

In this embodiment, an electric push rod is fixedly installed on one side of the first L-shaped plate 9 by bolts, and the output shaft of the electric push rod is fixedly connected to one side of the connecting plate 10 , and the electric push rod is used to drive the connecting plate 10 to move horizontally. , the model of the electric push rod is JS-TGZ-U2.

In this embodiment, the bottom of the first L-shaped plate 9 is provided with a horizontal chute, two round rods are fixedly installed in the horizontal chute by bolts, and the connecting plate 10 is slidably connected with the two round rods. The board 10 moves stably horizontally.

In this embodiment, the top of the second L-shaped plate 13 is fixedly mounted with the first bearing by means of bolts, the outer side of the first screw 14 is fixedly connected to the inner ring of the first bearing, and one side of the second L-shaped plate 13 is provided with a rotating The second bearing is fixedly installed in the rotating hole by means of bolts, the outer side of the second screw 15 is fixedly connected with the inner ring of the second bearing, and the arrangement of the first bearing and the second bearing makes the first screw 14 and the second screw 15 stable rotation.

In this embodiment, four screws are installed on the top plate 1, a box door is hinged on one side of the box body 2, and a sound and light warning device 6 is installed on the side of the box body 2 close to the exhaust pipe 5 by bolts. The air pipe 5 is provided with an exhaust valve, and the installation top plate 1 is fixed on the top of the wall by four screws.

In this embodiment, when in use, the installation top plate 1 is fixed on the top of the wall by four screws, and the air pump 3 is started to inhale the gas into the gas detection device 4 for detection. The gas detection device 4 is provided with a gas detection sensor. The sound and light warning device 6 is automatically activated to warn that the gas in the gas detection device 4 can be discharged through the exhaust pipe 5. At the same time, the electric push rod is activated, and the electric push rod pushes the connecting plate 10 to slide to the left, and the connecting plate 10 drives the push plate 11 to move to the left. When sliding to the left, the push plate 11 drives the lift plate 12 and the second L-shaped plate 13 to move to the left, the lift plate 12 drives the gas collecting hood 8 to slide to the left, and the second L-shaped plate 13 drives the second screw 15 to move to the left. The second screw 15 is threadedly connected to the fixing block 16, so the second screw 15 will rotate while moving, the second screw 15 drives the first bevel gear 18 to rotate, and the first bevel gear 18 drives the second bevel gear 17 Rotating, the second bevel gear 17 drives the first screw 14 to rotate, and the first screw 14 rotates to move the lifting plate 12 threadedly connected to it to move downward, and the lifting plate 12 drives the gas collecting hood 8 to move downward, thereby making the gas collecting hood 8 It can move vertically while moving horizontally, so as to collect gas at different heights and positions.

The above descriptions are only preferred specific implementations of this embodiment, but the protection scope of this embodiment is not limited to this. The equivalent replacement or modification of the technical solution and the utility model concept of the embodiment should be included within the protection scope of the present embodiment.

Claims (5)

1. A laboratory gas data acquisition device, comprising an installation top plate (1), a box body (2) is fixedly installed at the bottom of the installation top plate (1), and an air pump ( 3) and the gas detection device (4), an exhaust pipe (5) is provided on the side wall of the gas detection device (4), and the output end of the air pump (3) is fixedly connected on the side wall of the gas detection device (4), The input end of the air pump (3) is fixedly connected with one end of the flexible suction pipe (7), characterized in that the other end of the flexible suction pipe (7) is fixedly installed with a gas collecting cover (8), and the box body (2) A first L-shaped plate (9) is fixedly installed at the bottom of the first L-shaped plate (9), a connecting plate (10) is slidably installed at the bottom of the first L-shaped plate (9), and a push plate is fixedly installed at the bottom of the connecting plate (10). (11), a lift plate (12) is slidably installed on the push plate (11), the lift plate (12) is fixedly connected to the outer side of the gas collecting hood (8), and the top of the push plate (11) is fixedly installed with a A second L-shaped plate (13), the top of the second L-shaped plate (13) is rotatably mounted with a first screw (14), the first screw (14) is threadedly connected to the lifting plate (12), and the second L-shaped plate ( 13) A second screw (15) is rotatably installed on one side, a fixing block (16) is fixedly installed at the bottom of the box body (2), the second screw (15) is threadedly connected with the fixing block (16), and the second screw ( One end of 15) is fixedly installed with a first bevel gear (18), the outer side of the first screw (14) is fixedly sleeved with a second bevel gear (17) located above the lifting plate (12), the first bevel gear (17) (18) meshes with the second bevel gear (17). 2. The laboratory gas data acquisition device according to claim 1, wherein one side of the first L-shaped plate (9) is fixedly installed with an electric push rod, and the output shaft of the electric push rod and the connecting plate ( 10) fixed connection on one side. 3. The laboratory gas data acquisition device according to claim 1, wherein the bottom of the first L-shaped plate (9) is provided with a horizontal chute, and two round bars are fixedly installed in the horizontal chute, The connecting plate (10) is slidably connected with the two round rods. 4. The laboratory gas data acquisition device according to claim 1, wherein a first bearing is fixedly installed on the top of the second L-shaped plate (13), and the outer side of the first screw (14) is connected to the first bearing. The inner ring of the bearing is fixedly connected, one side of the second L-shaped plate (13) is provided with a rotating hole, the second bearing is fixedly installed in the rotating hole, and the outer side of the second screw (15) is fixedly connected with the inner ring of the second bearing . 5. The laboratory gas data acquisition device according to claim 1, characterized in that, four screws are threadedly installed on the top plate (1), a box door is hinged on one side of the box body (2), and the box body (2) A sound and light warning device (6) is fixedly installed on the side close to the exhaust pipe (5), and an exhaust valve is provided on the exhaust pipe (5).

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