CN111442955A

CN111442955A - Portable atmosphere sampling instrument

Info

Publication number: CN111442955A
Application number: CN202010446849.7A
Authority: CN
Inventors: 郭富; 钟义林
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-05-25
Filing date: 2020-05-25
Publication date: 2020-07-24

Abstract

The invention relates to the field of design of detection equipment, in particular to a portable atmospheric sampling instrument. Including casing and sampling head, control system, temperature and humidity sensor, baroceptor, the remote control inductor of setting on the casing, the sampling head is located the upper portion of casing, the sampling head extends to in the casing, be equipped with the sampling pipe in the sampling head, the intraductal filtration membrane that is equipped with of sampling, be equipped with the control valve below the sampling head, be equipped with gaseous surge chamber below the control valve, control valve and gaseous surge chamber are located the casing, gaseous surge chamber and adsorption equipment intercommunication, adsorption equipment sets up in the password storehouse, be equipped with the trick lock on the password storehouse, adsorption equipment connects the aspiration pump, be equipped with the outlet duct on the aspiration pump, still be equipped with rechargeable battery in the casing for drive aspiration pump, simple structure, bodily form are less, easy operation, can carry out the preliminary analysis to the sampling environment.

Description

Portable atmosphere sampling instrument

Technical Field

The invention relates to the field of design of detection equipment, in particular to a portable atmospheric sampling instrument.

Background

With the increase of environmental pollution and the increasing attention of people to environmental quality and atmospheric quality, the detection of atmospheric quality becomes more and more important. Atmospheric detection can provide various pollution degree indexes, and more importantly, prompts people of pollution sources and how to strengthen the control of the pollution sources and the environmental protection. The atmosphere sampling instrument is used for extracting and quantitatively detecting the gas to be detected, the gas is dissolved into the reagent, and the concentration of the gas is detected by a chemical method, so that the aim of monitoring the environment is fulfilled. The conventional atmospheric sampling instruments can be classified into four types, which are a QC-type gas sampling instrument, an MP-type gas sampling instrument, a TMP-type gas sampling instrument, and an MAHP-type gas sampling instrument. The flow velocity of gas is all surveyed through the flowmeter from taking to above-mentioned four kinds of samplers, shows through the float of flowmeter, and this kind of samplers is with low costs, nevertheless has shortcomings such as bulky, difficult carrying, operation complicacy, does not have strict protection device among the prior art, lets the people easily take out sample storage tube easily, causes the failure of sample, and when sample site topography is complicated, the personal safety of sampling personnel may be influenced.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide a portable atmospheric sampling instrument which has a simple structure, a small body size and simple operation and can be used for pre-analyzing a sampling environment.

The technical scheme provided by the invention is as follows: a portable atmosphere sampling instrument comprises a shell, a sampling head, a control system, a temperature and humidity sensor, a pressure sensor and a remote control sensor, wherein the sampling head, the control system, the temperature and humidity sensor, the pressure sensor and the remote control sensor are arranged on the shell, the sampling head is arranged on the upper part of the shell, the temperature and humidity sensor is arranged on the right side of the shell, the pressure sensor is arranged below the temperature and humidity sensor, the remote control sensor is arranged at the front end of the shell, the sampling head extends into the shell, a sampling pipe is arranged in the sampling head, a filtering film is arranged in the sampling pipe, a control valve is arranged below the sampling head, a gas buffer chamber is arranged below the control valve, the control valve and the gas buffer chamber are arranged in the shell, the gas buffer chamber is communicated with an adsorption device, the adsorption device is arranged in a code bin, a code lock is arranged on, the casing still is equipped with rechargeable battery for drive aspiration pump, control valve, temperature and humidity sensor, baroceptor and remote control inductor all with control system electric connection.

The scheme is further improved: adsorption equipment includes that a plurality of arranges adsorption tube, intake pipe, connecting pipe and gas delivery pipe in order, arranges that the adsorption tube at the head passes through the intake pipe to be connected with gas buffer room, and the end of giving vent to anger of intake pipe and connecting pipe all extends to the adsorption tube bottom to keep the distance with the bottom, connect through the connecting pipe between the adsorption tube, arrange that the adsorption tube at the afterbody passes through gas delivery pipe and is connected with the aspiration pump.

The scheme is further improved: the number of the adsorption tubes is more than two, and an adsorption net is arranged in each adsorption tube. The arrangement is favorable for fully adsorbing pollutants and harmful substances contained in the sampling gas.

The scheme is further improved: and a GPS positioning device is also arranged in the shell.

The scheme is further improved: still be equipped with the clamping device of centre gripping adsorption tube in the casing, clamping device is fixed to be set up on the casing inner wall.

The scheme is further improved: the top of the shell is provided with a sliding door, the sliding door is provided with a sliding block which is convenient for a person to push the sliding door, the front of the sliding door is also provided with a status lamp and a button,

compared with the prior art, the invention has the following beneficial effects: 1. the body size is smaller, the length, the width and the height are respectively 20cm, 15cm and 18cm, the size is reduced by 30 percent compared with the prior art on the whole, and the portable multifunctional pen is convenient for workers to carry. 2. The shell is internally provided with the password bin, and the password bin is provided with the password lock, so that non-detection personnel can be effectively prevented from taking the adsorption tube. 3. The remote control sensor is arranged, when the sampling environment is complex, sampling personnel can obtain related environmental data only in the sensing range of the remote control sensor, so that whether sampling conditions are met or not is judged, and the safety of personnel is guaranteed.

Drawings

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

Fig. 2 is a schematic view of the internal structure of the present invention.

Detailed Description

The technical solution in the embodiment of the present invention will be described with reference to the accompanying drawings in the embodiment of the present invention

Clearly, and fully, it is to be understood that the embodiments described are merely illustrative of some, but not all, embodiments of the invention. 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.

As shown in fig. 1 and 2, a portable atmospheric sampling instrument includes a housing 1, and a sampling head 2, a control system, a temperature and humidity sensor 3, a pressure sensor 4, and a remote control sensor 5 which are disposed on the housing, wherein the sampling head 2 is disposed on the upper portion of the housing 1, the temperature and humidity sensor 3 is disposed on the right side of the housing 1, the pressure sensor 4 is disposed below the temperature and humidity sensor 3, the remote control sensor 5 is disposed at the front end of the housing 1, the sampling head 2 extends into the housing, a sampling tube 21 is disposed in the sampling head 2, a filtering membrane 22 is disposed in the sampling tube, a control valve 23 is disposed below the sampling head, a gas buffer chamber 24 is disposed below the control valve 23, the control valve 23 and the gas buffer chamber 24 are disposed in the housing 1, the gas buffer chamber 24 is communicated with an adsorption device 6, the adsorption device 6 includes a plurality of

adsorption tubes

61, 5, Intake pipe 62, connecting pipe 63 and gas delivery pipe 64, adsorption screen 611 is equipped with in the adsorption tube 61, the adsorption screen is used for adsorbing gaseous pollution of sampling and harmful substance, after the sampling, takes out the adsorption tube from the casing in, takes to the laboratory, detects pollution sources and harmful substance on the adsorption screen, and adsorption equipment concrete connection mode is: the adsorption tube 61 arranged at the head is connected with the gas buffer chamber 24 through a gas inlet tube 62, the gas outlet ends of the gas inlet tube 62 and the connecting tube 63 extend to the bottom of the adsorption tube 61 and keep a distance with the bottom of the adsorption tube 61, the adsorption tubes 61 are connected through the connecting tube 63, and the adsorption tube 61 arranged at the tail is connected with the air pump 7 through a gas outlet tube 64. The adsorption device 6 is arranged in the code bin 8, the shell is provided with the coded lock 15, the adsorption device 6 is connected with the air pump 7, the air pump 7 is provided with the air outlet pipe 71, the shell is further internally provided with the rechargeable battery 9 for driving the air pump 7, and the shell 1 is provided with the rechargeable battery USB interface 14. Still be equipped with the clamping device 10 of centre gripping adsorption tube in the casing 1, clamping device 10 is fixed to be set up on 1 inner wall of casing, places the adsorption tube between clamping device, then fixes the adsorption tube centre gripping through splint 101 on the clamping device, for the ease of opening the casing, gets the maintenance of putting and being convenient for the casing to the adsorption tube, 1 top of casing is equipped with push-and-pull door 11, be equipped with the push-and-pull piece 111 that the staff of being convenient for promoted the push-and-pull door on the push-and-

pull door

11, 15 concrete settings of trick lock are on the push-and-pull piece, and after sampling personnel opened the trick lock, the push-and-pull piece can open. The front of the shell is also provided with a status lamp 12 and a button 13, and the shell is also internally provided with a GPS positioning device which positions the equipment and sends the information of the equipment to a remote computer/mobile terminal through the wireless communication module.

When the sampling instrument is located in a complex ground, the remote control sensor is used for receiving signals sent by a remote control device in the hand of a sampling person, the sensor collects the current environmental conditions and sends the signals to the remote control device, and the sampling person determines whether to sample according to data displayed on the remote control device.

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 a portable atmosphere sampling instrument, includes the casing and sets up sampling head, control system, temperature and humidity sensor, baroceptor, the remote control inductor on the casing, the sampling head is located the upper portion of casing, temperature and humidity sensor is located the right side of casing, baroceptor is located below the temperature and humidity sensor, the remote control inductor is located the front end of casing, its characterized in that: the utility model discloses a portable air suction pump, including sampling head, control valve, gaseous buffer chamber, adsorption equipment, air outlet pipe, rechargeable battery, atmospheric pressure sensor and remote control inductor, the sampling head extends to in the casing, be equipped with the sampling pipe in the sampling head, be equipped with filtration membrane in the sampling pipe, be equipped with the control valve below the sampling head, be equipped with gaseous buffer chamber below the control valve, control valve and gaseous buffer chamber are located the casing, gaseous buffer chamber and adsorption equipment intercommunication, adsorption equipment sets up in the trick storehouse, be equipped with the trick lock on the casing, adsorption equipment connects the aspiration pump, be equipped with the outlet duct on the aspiration pump, still be equipped with rechargeable battery in the casing for drive the aspiration pump, control valve, warm and humid sensor.

2. A portable atmospheric sampling instrument as recited in claim 1, wherein: adsorption equipment includes that a plurality of arranges adsorption tube, intake pipe, connecting pipe and gas delivery pipe in order, arranges that the adsorption tube at the head passes through the intake pipe to be connected with gas buffer room, and the end of giving vent to anger of intake pipe and connecting pipe all extends to the adsorption tube bottom to keep the distance with the bottom, connect through the connecting pipe between the adsorption tube, arrange that the adsorption tube at the afterbody passes through gas delivery pipe and is connected with the aspiration pump.

3. A portable atmospheric sampling instrument as recited in claim 2, wherein: the number of the adsorption tubes is more than two, and an adsorption net is arranged in each adsorption tube.

4. A portable atmospheric sampling instrument as recited in claim 1, wherein: and a GPS positioning device is also arranged in the shell.

5. A portable atmospheric sampling instrument as recited in claim 1, wherein: still be equipped with the clamping device of centre gripping adsorption tube in the casing, clamping device is fixed to be set up on the casing inner wall.

6. A portable atmospheric sampling instrument as recited in claim 1, wherein: the top of the shell is provided with a sliding door, the sliding door is provided with a sliding block which is convenient for a human hand to push the sliding door, and the front of the sliding door is also provided with a status lamp and a button.