CN111855325A

CN111855325A - Gas sampling device for environment detection

Info

Publication number: CN111855325A
Application number: CN202010811101.2A
Authority: CN
Inventors: 李桂霞
Original assignee: Suzhou Siersite New Material Technology Co ltd
Current assignee: Suzhou Siersite New Material Technology Co ltd
Priority date: 2020-08-13
Filing date: 2020-08-13
Publication date: 2020-10-30

Abstract

The invention discloses a gas sampling device for environment detection, which comprises a base, a bearing platform, a sampling box body and a water storage tank, the bearing platform is arranged above the base, the sampling box body and the water storage box are both fixedly arranged on the bearing platform, the lifting assembly is arranged between the base and the bearing platform, the sampling box body is fixedly provided with an air pump for pumping air, the sampling box body is internally and rotatably provided with a rotating pipe, the pipe section of the rotating pipe, which is positioned outside the sampling box body, is provided with a second sealing valve, the bottom of the inner cavity of the high-pressure water pump is fixedly provided with a high-pressure water pump, and the water storage box is fixedly provided with a hot, the device has reasonable structural layout, can flexibly adjust the operation height according to the actual acquisition requirement, and simultaneously, still possess the clean function of sampling box, it is clear clean promptly to once gather after the work is accomplished, avoids gathering the gaseous detection that the box internal residual material of box caused the interference and influence its detection precision next time gathering.

Description

Gas sampling device for environment detection

Technical Field

The invention relates to the technical field of gas detection, in particular to a gas sampling device for environment detection.

Background

With the continuous progress of human civilization, the disadvantage of social development is gradually reflected, almost irreversible damage is caused to the earth on which people live, particularly, damage is obvious in the aspect of air quality, a certain standard exists for air quality detection at present, the generalized air detection refers to the detection of air composition components, the narrow air detection mainly from the application angle, the important research is indoor air detection, and a series of standards, namely air detection standards, are established for air detection.

Before air detection, air is usually detected through a gas collecting device, but most of the existing gas collecting devices are fixed in mechanisms and cannot be adjusted in height, so that the existing gas collecting devices cannot accurately detect the contents of dust, particles, harmful gas and the like in the air due to the limitation of sampling height when in use, the result deviation is large, the existing gas collecting devices are inconvenient to use by users, the practicability of the gas collecting devices is reduced, and the gas collecting devices are used for a long time, and various bacterial impurities can be attached to the inner wall of a box body of the air collecting devices, so that the detection precision of subsequently collected gas can be seriously interfered.

Disclosure of Invention

An embodiment of the present invention is directed to providing a gas sampling device for environmental detection to solve the above problems.

In order to achieve the purpose, the invention provides the following technical scheme:

a gas sampling device for environmental detection comprises a base, a bearing platform, a sampling box body and a water storage tank, the base top is located to the plummer, sampling box and water storage box are all fixed to be located on the plummer, be equipped with lifting unit between base and the plummer, fixed mounting has the air pump that is used for extracting gas on the sampling box, the internal rotation of sampling box installs the rotary drum, the radial equidistance is equipped with the multirow through-hole on the rotary drum, the one end that the through-hole is close to the water storage box extends to outside the sampling box and fixedly connected with rotary joint, be equipped with the second seal valve on the pipeline section that the rotary drum is located outside the sampling box, high pressure water pump inner chamber bottom fixed mounting has high pressure water pump, fixedly connected with water guide hose on high pressure water pump's the output, the one end that high pressure water pump was kept away from to the water guide hose extends outside the water storage box, fixed mounting has the.

In one alternative: a plurality of movable wheels are symmetrically arranged at the bottom of the base.

In one alternative: lifting unit is including cutting fork mechanism, the symmetry is equipped with two bar boards on the base, the symmetry rotates around between two bar boards and installs two-way threaded rods, two sliding seats are worn to be equipped with by the symmetry between two-way threaded rods, be threaded connection between two sliding seats and two-way threaded rods, it articulates respectively and installs on two sliding seats to cut fork mechanism lower extreme, there are two sliding seats bottom the plummer through spout slidable mounting, it articulates respectively and installs on two sliding seats to cut fork mechanism upper end, fixed mounting has second servo motor on the base, second servo motor is positive and negative motor, second servo motor's output shaft is connected with one of them one end of two-way threaded rods, be connected through belt drive mechanism between two-way threaded rods.

In one alternative: the air pump is characterized in that an air guide hose is hermetically connected to the output end of the air pump, an air injection needle is fixedly connected to one end, away from the air pump, of the air guide hose, an air inlet nozzle and an air outlet are arranged at the top of the sampling box body, and a first sealing valve is arranged on the air outlet.

In one alternative: a first servo motor is fixedly mounted on the side wall of the sampling box body, and an output shaft of the first servo motor extends into the sampling box body and is connected with one end, far away from the water storage box, of the rotating pipe.

In one alternative: the sampling box body side wall lower part is equipped with the outlet, and the outlet spiral shell screwing has sealed lid, and the water storage box top has and is equipped with the filler.

In one alternative: the battery storage battery pack is characterized in that an installation box is arranged on the base, a battery pack is arranged in the installation box, and a control panel is arranged on the side wall of the installation box.

Compared with the prior art, the embodiment of the invention has the following beneficial effects:

1. the device structural configuration is reasonable, can adjust its operation height according to the actual demand is nimble, simultaneously, still possesses the clean function of sampling box, and it is clear promptly after once gathering the work and accomplishing, avoids the internal remaining material of collection box to cause the interference and influence its detection precision to the gaseous detection of next collection, easy operation, and convenient to use has the practicality very much.

Drawings

Fig. 1 is a schematic structural diagram of a first embodiment of the present invention.

Fig. 2 is a schematic structural diagram of a second embodiment of the present invention.

Notations for reference numerals: 1-base, 2-mounting box, 3-control panel, 4-scissor mechanism, 5-sliding seat, 6-bearing table, 7-water outlet, 8-first servo motor, 9-sampling box, 10-air pump, 11-air guide hose, 12-air injection needle, 13-air inlet nozzle, 14-air outlet, 15-air guide hose, 16-hot air blower, 17-water filling port, 18-water storage box, 19-high pressure water pump, 20-water guide hose, 21-rotary joint, 22-rotary pipe, 23-through hole, 24-second servo motor, 25-strip plate, 26-movable seat, 27-bidirectional threaded rod, 28-belt transmission mechanism and 29-movable wheel.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Example 1

Referring to fig. 1, in the embodiment of the present invention, a gas sampling device for environmental testing includes a base 1, a loading platform 6, a sampling box 9 and a water storage tank 18, the loading platform 6 is disposed above the base 1, the sampling box 9 and the water storage tank 18 are both fixedly disposed on the loading platform 6, a lifting assembly is disposed between the base 1 and the loading platform 6, the lifting assembly includes a scissor mechanism 4, two strip-shaped plates 25 are symmetrically disposed on the base 1, two bidirectional threaded rods 27 are symmetrically rotatably mounted between the two strip-shaped plates 25 in a front-back manner, the bidirectional threaded rods 27 are rod members with opposite thread directions on two rod segments divided by the midpoint thereof, two movable seats 26 are symmetrically disposed between the two bidirectional threaded rods 27, the two movable seats 26 are in threaded connection with the two bidirectional threaded rods 27, the lower end of the scissor mechanism 4 is respectively hinged to the two movable seats 26, two sliding seats 5 are slidably mounted at the bottom of the loading platform 6 through, the upper end of the scissors mechanism 4 is respectively hinged on the two sliding seats 5, a second servo motor 24 is fixedly installed on the base 1, the second servo motor 24 is a forward and reverse rotating motor, an output shaft of the second servo motor 24 is connected with one end of one of the two bidirectional threaded rods 27, and the two bidirectional threaded rods 27 are connected through a belt transmission mechanism 28.

Fixed mounting has the air pump 10 that is used for extracting gas on the sampling box 9, and sealing connection has air guide hose 11 on the output of air pump 10, and air guide hose 11 keeps away from one end fixedly connected with air injection needle 12 of air pump 10, air injection needle 12 is similar to the inflating needle of basketball, and sampling box 9 top is equipped with suction nozzle 13 and gas outlet 14, and wherein suction nozzle 13 is similar to the inflating mouth of basketball, when gathering gas, starts air pump 10 one end time and makes it fully and gather some gas contact, then manual with air injection needle 12 insert in suction nozzle 13 can accomplish gas acquisition work with the gas transport of air pump 10 extraction collection to sampling box 9 in storage, be equipped with first seal valve on the gas outlet 14.

Install the rotary pipe 22 in the rotation of sampling box 9, it is equipped with multirow through-hole 23 to encircle the equidistance to go up the rotary pipe 22, the one end that the through-hole 23 is close to water storage box 18 extends to outside the sampling box 9 and fixedly connected with rotary joint 21, the rotary pipe 22 is located and is equipped with the second seal valve on the outer pipeline section of sampling box 9, fixedly mounted has first servo motor 8 on the sampling box 9 lateral wall, the output shaft of first servo motor 8 extends to in the sampling box 9 and is connected with the one end that the water storage box 18 was kept away from with

rotary pipe

22, 19 inner chamber bottom fixed mounting of high pressure water pump have high pressure water pump 19, fixedly connected with water guide hose 20 on the output of high pressure water pump 19, the one end that high pressure water pump 19 was kept away from to water guide hose 20 extends to outside the water storage box 18, fixedly mounted has air heater 16 on the water storage box 18, fixedly connected with air guide hose 15 on the output of air heater 16, the one end that air guide hose 15 was The end of the tube 22 remote from the first servomotor 8 is rotatably connected to and communicates with it.

Furthermore, a water outlet 7 is arranged at the lower part of the side wall of the sampling box body 9, a sealing cover is screwed on the water outlet 7, and a water filling port 17 is arranged at the top of the water storage tank 18.

Further, be equipped with install bin 2 on the base 1, be equipped with in the install bin 2 and be used for each battery group of using electrical apparatus power supply for the device, be equipped with on the 2 lateral walls of install bin and be used for controlling the device operation control panel 3 that uses.

When the sampling device is used, the second servo motor 24 is started to drive the scissor mechanism 4 to stretch so as to enable the sampling box body 9 to rise to a required collecting height, then one end of the air pump 10 is started to be in full contact with gas at a collecting point, then the air injection needle 12 is manually inserted into the air inlet nozzle 13 to convey the gas collected by the air pump 10 into the sampling box body 9 for storage, so that the gas collecting work is completed, when the subsequent detection is needed, the first sealing valve on the air outlet 14 is opened to carry out the taking detection, after the gas collecting work is completed, one end of the water guide hose 20, which is positioned outside the water storage box 18, is connected with the rotary pipe 22, then the first servo motor 8 and the high-pressure water pump 19 are started and the sealing cover on the water outlet 7 is unscrewed, the high-pressure water pump 19 pumps the water in the water storage box 18 into the rotary pipe 22 and sprays the water onto the inner wall of the, first servo motor 8 drives the rotary pipe 22 and rotates, thereby make sampling box 9 inner wall by abundant even washout, shut down first servo motor 8 and high pressure water pump 19 afterwards and pull down water guide hose 20, then connect air guide hose 15 and rotary pipe 22, restart first servo motor 8 and air heater 16, air heater 16 produces hot-blastly and gushes into rotary pipe 22 through air guide hose 15, rethread a plurality of through-holes 23 blows to sampling box 9 inner wall after that, thereby the rotary pipe 22 rotates and reaches the purpose with the inside quick drying of sampling box 9 in the deuterogamy, therefore, the steam generator is simple in operation, high durability and convenient use, and the practicality is very good.

Example 2

Referring to fig. 2, the embodiment of the present invention is different from embodiment 1 in that, in order to facilitate moving the device, a plurality of moving wheels 29 are symmetrically disposed at the bottom of the base 1, and a sampling person can easily and conveniently move the device through the moving wheels 29, so that the present invention is time-saving, labor-saving, convenient and practical.

The working principle of the invention is as follows: when the invention is used, the second servo motor 24 is started to drive the scissor mechanism 4 to stretch so as to enable the sampling box body 9 to rise to a required acquisition height, then one end of the air pump 10 is started to be in full contact with the acquisition point air, then the air injection needle 12 is manually inserted into the air inlet nozzle 13 to convey the acquired air extracted and collected by the air pump 10 into the sampling box body 9 for storage, so that the air acquisition work is completed, when the subsequent detection is required, the first sealing valve on the air outlet 14 is opened for taking and detection, after one-time air acquisition work is completed, one end of the water guide hose 20 positioned outside the water storage box 18 is connected with the rotating pipe 22, then the first servo motor 8 and the high-pressure water pump 19 are started and the sealing cover on the water outlet 7 is unscrewed, the high-pressure water pump 19 pumps the water in the water storage box 18 into the rotating pipe 22 and sprays the water onto the inner wall of the sampling box, meanwhile, first servo motor 8 drives the rotating pipe 22 and rotates, thereby make the inner wall of sampling box 9 washed clean by abundant even, shut down first servo motor 8 and high pressure water pump 19 afterwards and pull down water guide hose 20, then connect air guide hose 15 and rotating pipe 22, restart first servo motor 8 and air heater 16, air heater 16 produces hot-blastly and gushes into rotating pipe 22 through air guide hose 15, then the rethread is blown to sampling box 9 inner wall to a plurality of through-holes 23, thereby it rotates to reach the purpose with the inside quick drying of sampling box 9 to cooperate to go up rotating pipe 22 again, and the operation is simple, high durability and convenient use are provided.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims

1. The gas sampling device for environment detection comprises a base (1), a bearing platform (6), a sampling box body (9) and a water storage tank (18), and is characterized in that the bearing platform (6) is arranged above the base (1), the sampling box body (9) and the water storage tank (18) are both fixedly arranged on the bearing platform (6), and a lifting assembly is arranged between the base (1) and the bearing platform (6);

fixed mounting has air pump (10) that is used for extracting gas on sampling box (9), revolving tube (22) are installed to sampling box (9) internal rotation, it is equipped with multirow through-hole (23) to encircle radial equidistance on revolving tube (22), the one end that through-hole (23) are close to water storage box (18) extends to sampling box (9) outer and fixedly connected with rotary joint (21), be equipped with the second seal valve on the outside pipeline section of revolving tube (22) position sampling box (9), high pressure water pump (19) inner chamber bottom fixed mounting has high pressure water pump (19), fixedly connected with water guide hose (20) on the output of high pressure water pump (19), the one end that high pressure water pump (19) were kept away from to water guide hose (20) extends to outside water storage box (18), fixed mounting has air heater (16) on water storage box (18), fixedly connected with air guide hose (15) on the output of air heater (16).

2. The gas sampling device for environmental monitoring according to claim 1, wherein a plurality of moving wheels (29) are symmetrically arranged on the bottom of the base (1).

3. The gas sampling device for environmental monitoring as recited in claim 1, wherein the lifting assembly comprises a scissor mechanism (4), two strip plates (25) are symmetrically arranged on the base (1), two bidirectional threaded rods (27) are symmetrically and rotatably arranged between the two strip plates (25) in a front-back manner, two movable seats (26) are symmetrically arranged between the two bidirectional threaded rods (27) in a penetrating manner, the two movable seats (26) are in threaded connection with the two bidirectional threaded rods (27), the lower end of the scissor mechanism (4) is respectively and hingedly arranged on the two movable seats (26), two sliding seats (5) are slidably arranged at the bottom of the bearing table (6) through sliding chutes, the upper end of the scissor mechanism (4) is respectively and hingedly arranged on the two sliding seats (5), a second servo motor (24) is fixedly arranged on the base (1), and the second servo motor (24) is a forward-reverse rotation motor, an output shaft of the second servo motor (24) is connected with one end of one of the two bidirectional threaded rods (27), and the two bidirectional threaded rods (27) are connected through a belt transmission mechanism (28).

4. The gas sampling device for environment detection as recited in any one of claims 1 to 3, wherein an air guide hose (11) is hermetically connected to the output end of the air pump (10), an air injection needle (12) is fixedly connected to the end of the air guide hose (11) far away from the air pump (10), an air inlet nozzle (13) and an air outlet (14) are arranged at the top of the sampling box body (9), and a first sealing valve is arranged on the air outlet (14).

5. The gas sampling device for environmental monitoring as recited in claim 1, wherein the first servo motor (8) is fixedly mounted on the side wall of the sampling box body (9), and the output shaft of the first servo motor (8) extends into the sampling box body (9) and is connected with one end of the rotary pipe (22) far away from the water storage tank (18).

6. The gas sampling device for environmental monitoring as recited in claim 1, wherein a drain outlet (7) is provided at a lower portion of a sidewall of the sampling tank (9), a sealing cover is screwed on the drain outlet (7), and a water filling opening (17) is provided at a top portion of the water storage tank (18).

7. The gas sampling device for environmental monitoring according to claim 1, wherein the base (1) is provided with an installation box (2), the installation box (2) is provided with a battery cell group, and the side wall of the installation box (2) is provided with a control panel (3).