CN216669439U

CN216669439U - Sampler capable of avoiding mixed pollution

Info

Publication number: CN216669439U
Application number: CN202123188164.6U
Authority: CN
Inventors: 季向东; 董学标; 周东伟
Original assignee: Nantong Sanlian Petrochemical Equipment Manufacturing Co ltd
Current assignee: Nantong Sanlian Petrochemical Equipment Manufacturing Co ltd
Priority date: 2021-12-17
Filing date: 2021-12-17
Publication date: 2022-06-03
Anticipated expiration: 2031-12-17

Abstract

The utility model relates to the technical field of samplers, and discloses a sampler capable of avoiding mixed pollution, which comprises a shell, wherein an air inlet nozzle is fixedly connected to the outer part of the shell, a protective cover is movably connected to the outer part of the air inlet nozzle, a collecting chamber is fixedly connected to the inner part of the shell, a motor is fixedly connected to the inner part of the collecting chamber, a guide rod is movably connected to the inner part of the motor, a hard pipe is fixedly connected to the inner part of the shell, and a corrugated pipe is fixedly connected to the outer part of the hard pipe; carry out gas sampling each time alone through a plurality of suction nozzles, effectively prevent to sample many times that same collecting nozzle causes the incident of the gaseous cross mixture of sampling to take place, and then realize that the sample thief separately collects, improved the precision of sample thief, adopt suction nozzle, collecting chamber, hard tube to adopt the design of straight line form stringing simultaneously to make the inside convenient to use air of sample thief wash and clean water wash, thereby make the sample thief use more convenient.

Description

Sampler capable of avoiding mixed pollution

Technical Field

The utility model relates to the technical field of samplers, in particular to a sampler capable of avoiding mixed pollution.

Background

The atmospheric sampling device is a common instrument for collecting atmospheric environment and workshop field gas, is widely applied to units of atmospheric environment monitoring, health epidemic prevention, labor protection, scientific research and the like, and can also be matched with related instruments for use, the degree of pollution of harmful gas to the environment can be known by analyzing the sampled gas, the existing sampling device adopts the same gas collecting nozzle for collecting and sampling gas, so that the gas collected by sampling is mixed in a cross way, the accurate detection and analysis of the sampled gas are influenced, meanwhile, the existing sampling device is inconvenient to fill air into an inner gas pipe of the sampling device for cleaning and clean water is used for cleaning after the collection work is finished, and thus, the residual substances in the sampling device can influence the gas sampling work on the next step.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems that the prior sampler adopts the same gas collecting nozzle for collecting and sampling gas, so that the gas collected by sampling is mixed in a cross way, thereby influencing the accurate detection and analysis of the sampled gas, and the prior sampler is inconvenient to fill air into an inner gas pipe for cleaning and use clean water for cleaning after the collection is completed, so that the residual substances in the sampler influence the next gas sampling work, and the purposes of separate collection, high precision, convenience in cleaning and practicability are realized, the utility model adopts the following technical scheme: the utility model provides an avoid mixed pollution's sample thief, includes the shell, the outside fixedly connected with suction nozzle of shell, the outside swing joint of suction nozzle has the protective cover, the inside fixedly connected with collecting chamber of shell, the inside fixedly connected with motor of collecting chamber, the inside swing joint of motor has the water conservancy diversion pole, the inside fixedly connected with hard tube of shell, the outside fixedly connected with bellows of hard tube, the inboard fixedly connected with cassette of shell, the inboard swing joint of cassette has the gas bomb, the outside fixedly connected with branch of shell, the jack has been seted up on the surface of branch, the outside fixedly connected with rack of branch, the outside swing joint of rack has the holding pin, the outside fixedly connected with circular telegram button of shell.

Further, the both ends of suction nozzle are fixed connection respectively in the outside of shell and the outside of collecting chamber, the quantity of suction nozzle is six at least, and all suction nozzles equidistant linear arrangement is in the outside of shell, the motor passes through connecting axle fixed connection with the water conservancy diversion pole, the position of water conservancy diversion pole and suction nozzle is corresponding and specification phase-match, the position of water conservancy diversion pole and hard tube is corresponding and specification phase-match, the position of bellows and hard tube is corresponding and specification phase-match, the position of cassette and gas bomb is corresponding and specification phase-match, the water conservancy diversion pole rotates sealing connection with the collecting chamber.

Furthermore, the bellows is corresponding and the specification phase-match in position with the gas bomb, branch is corresponding and the specification phase-match in position with the rack, the corresponding and the specification phase-match in position of jack and fastening pin.

Furthermore, the fastening pin is connected with the placing frame in a sliding mode, the fastening pin corresponds to the support rod in position and is matched with the support rod in specification, and the motor is electrically connected with the power-on button.

The utility model provides a sampler capable of avoiding mixed pollution. The method has the following beneficial effects:

1. this avoid mixed pollution's sample thief carries out gas sampling each time alone through a plurality of suction nozzles, effectively prevents that the same collecting nozzle of many times sampling from causing the alternately incident emergence of mixing of sample gas, and then realizes that the sample thief separately collects, the precision of sample thief has been improved, adopt suction nozzle simultaneously, the collecting chamber, the hard tube adopts the design of straight line form stringing, thereby make the inside convenient to use air of sample thief wash and clean water wash, thereby make the sample thief use more convenient.

2. This avoid mixed contamination's sample thief slides and through fastening pin fixed positioning in the rack outside through branch to make the sample thief install simpler under different work condition, improved the practicality of sample thief.

Drawings

FIG. 1 is a schematic view of the present invention with a partial cross-sectional view of the inside thereof;

FIG. 2 is a schematic view of the structure of FIG. 1 at A according to the present invention;

FIG. 3 is a schematic view of the structure of FIG. 1 at B in accordance with the present invention;

FIG. 4 is a schematic view of the structure of FIG. 1 at C according to the present invention;

FIG. 5 is a schematic view of the structure shown at D in FIG. 1 according to the present invention.

In the figure: 1. a housing; 2. an air inlet nozzle; 3. a protective cover; 4. a collection chamber; 5. a motor; 6. a guide rod; 7. a hard tube; 8. a bellows; 9. a card holder; 10. a gas cylinder; 11. a strut; 12. a jack; 13. placing a rack; 14. a fastening pin; 15. a power-on button.

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.

An embodiment of the sampler avoiding mixed contamination is as follows:

referring to fig. 1-5, a sampler for avoiding mixed pollution comprises a housing 1, an air inlet nozzle 2 fixedly connected to the outside of the housing 1, a protective cover 3 movably connected to the outside of the air inlet nozzle 2, a collecting chamber 4 fixedly connected to the inside of the housing 1, a motor 5 fixedly connected to the inside of the collecting chamber 4, a guide rod 6 movably connected to the inside of the motor 5, a hard tube 7 fixedly connected to the inside of the housing 1, a corrugated tube 8 fixedly connected to the outside of the hard tube 7, a clamp seat 9 fixedly connected to the inside of the housing 1, an air storage bottle 10 movably connected to the inside of the clamp seat 9, two ends of the air inlet nozzle 2 respectively fixedly connected to the outside of the housing 1 and the outside of the collecting chamber 4, at least six air inlet nozzles 2, all air inlet nozzles 2 linearly arranged at equal intervals outside of the housing 1, the motor 5 fixedly connected to the guide rod 6 through a connecting shaft, the guide rod 6 corresponding to the positions of the air inlet nozzles 2 and matching specifications, the position of water conservancy diversion pole 6 and hard tube 7 is corresponding and the specification phase-match, bellows 8 is corresponding and the specification phase-match with the position of hard tube 7, the corresponding and the specification phase-match in position of cassette 9 and gas bomb 10, water conservancy diversion pole 6 and collection chamber 4 rotate sealing connection, carry out gas sampling each time alone through a plurality of suction nozzle 2, effectively prevent that the same collection mouth of many times sampling from causing the incident of the gaseous cross mixture of sampling to take place, and then realize that the sample thief separately collects, the precision of sample thief has been improved, adopt suction nozzle 2 simultaneously, collection chamber 4, hard tube 7 adopts the design of sharp form stringing, thereby make the inside convenient to use air of sample thief wash and clean water washing, thereby make the sample thief use more convenient.

The outside fixedly connected with branch 11 of shell 1, jack 12 has been seted up on the surface of branch 11, the outside fixedly connected with rack 13 of branch 11, the outside swing joint of rack 13 has holding pin 14, bellows 8 is corresponding and the specification phase-match with the position of gas bomb 10, and branch 11 is corresponding and the specification phase-match with the position of rack 13, and jack 12 is corresponding and the specification phase-match with the position of holding pin 14.

The outside fixedly connected with circular telegram button 15 of shell 1, holding pin 14 and rack 13 sliding connection, holding pin 14 and branch 11's position is corresponding and the specification phase-match, and motor 5 is connected with circular telegram button 15 electricity, slides and pass through holding pin 14 fixed positioning in rack 13 outside through branch 11 to make the sample thief install more simply under different work condition, improved the practicality of sample thief.

The working principle is as follows:

the user manually adjusts the support rod 11 to slide outside the placing rack 13 according to the working environment of gas collection, and simultaneously the user adjusts the levelness of the shell 1 by adjusting the placing rack 13, after the levelness and height adjustment of the shell 1 are completed, the user uses the fastening pin 14 to pass through the placing rack 13 to enter the inside of the jack 12, so that the support rod 11 is fixed with the placing rack 13, the user manually takes down the protective cover 3 outside the first air inlet nozzle 2 on the left, simultaneously the user presses the power button 15, so that the motor 5 is powered on to drive the guide rod 6 to rotate inside the collecting chamber 4, the guide rod 6 rotates to enable the air inside the collecting chamber 4 to directionally flow into the hard pipe 7, meanwhile, the inside of the collecting chamber 4 generates negative pressure, the air collected outside the shell 1 enters the inside of the air inlet nozzle 2 under the action of atmospheric pressure and is conveyed into the inside of the collecting chamber 4, the collected air flows inside the hard pipe 7 and is conveyed into the bellows 8 until the air storage bottle 10, until the collection of the sampled air inside the gas cylinder 10 is completed, the user presses the power button 15 again, thereby stopping the power of the motor 5.

After the collection of the inside sampling air of the first gas cylinder 10 in the shell 1 is completed, the user takes out the bellows 8 from the inside of the gas cylinder 10 to form the sealed gas cylinder 10, the sealed gas cylinder 10 is taken away from the inner side of the clamping seat 9 to be stored, and the process is sequentially circulated until all the gas cylinders 10 are used up.

When all suction nozzles 2, the collection chamber 4, the hard tube 7, bellows 8 are all used the sampling back, the user can adopt clean air to insufflate suction nozzle 2 inside to the suction nozzle 2, the collection chamber 4, the hard tube 7, the inside remaining sample gas of bellows 8 blows off, if be used for sampling interval very long, the user also can use clean water to spout into suction nozzle 2 inside to wash waiting for suction nozzle 2, the collection chamber 4, the hard tube 7, the inside remaining sample gas of bellows 8 washes, the collection chamber 4, the hard tube 7, reuse after the bellows 8 is dry.

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. A sampler avoiding mixed contamination, comprising a housing (1), characterized in that: the outer part of the shell (1) is fixedly connected with an air inlet nozzle (2), the outer part of the air inlet nozzle (2) is movably connected with a protective cover (3), the inner part of the shell (1) is fixedly connected with a collecting chamber (4), the inner part of the collecting chamber (4) is fixedly connected with a motor (5), the inner part of the motor (5) is movably connected with a flow guide rod (6), the inner part of the shell (1) is fixedly connected with a hard tube (7), the outer part of the hard tube (7) is fixedly connected with a corrugated tube (8), the inner side of the shell (1) is fixedly connected with a clamping seat (9), the inner side of the clamping seat (9) is movably connected with an air storage bottle (10), the outer part of the shell (1) is fixedly connected with a support rod (11), a jack (12) is arranged on the surface of the support rod (11), and the outer part of the support rod (11) is fixedly connected with a placing rack (13), the outside swing joint of rack (13) has fastening pin (14), the outside fixedly connected with circular telegram button (15) of shell (1).

2. A sampler for avoiding mixed contamination according to claim 1, characterized in that: the two ends of the air inlet nozzle (2) are respectively and fixedly connected to the outside of the shell (1) and the outside of the collecting chamber (4), and the motor (5) is fixedly connected with the flow guide rod (6) through a connecting shaft.

3. A sampler for avoiding mixed contamination according to claim 1, characterized in that: the position of the diversion rod (6) is corresponding to that of the air inlet nozzle (2) and the specification of the diversion rod is matched, and the position of the diversion rod (6) is corresponding to that of the hard tube (7) and the specification of the diversion rod is matched.

4. A sampler for avoiding mixed contamination according to claim 1, characterized in that: the corrugated pipe (8) corresponds to the hard pipe (7) in position and is matched with the hard pipe in specification, and the clamping seat (9) corresponds to the gas storage bottle (10) in position and is matched with the gas storage bottle in specification.

5. A sampler for avoiding mixed contamination according to claim 1, characterized in that: bellows (8) and gas bomb (10) the corresponding and specification phase-match in position, branch (11) and the corresponding and specification phase-match in position of rack (13).

6. A sampler for avoiding mixed contamination according to claim 1, characterized in that: the position of the insertion hole (12) corresponds to that of the fastening pin (14) and the specifications are matched.

7. A sampler for avoiding mixed contamination according to claim 1, characterized in that: fastening pin (14) and rack (13) sliding connection, fastening pin (14) correspond and the specification phase-match with branch (11) in position.

8. A sampler for avoiding mixed contamination according to claim 1, characterized in that: the motor (5) is electrically connected with the electrifying button (15).