CN219201018U

CN219201018U - Carbon dioxide sampling device

Info

Publication number: CN219201018U
Application number: CN202223272295.7U
Authority: CN
Inventors: 李丙义
Original assignee: Nanjing Pusipai Ecological Environment Research Institute Co ltd
Current assignee: Nanjing Pusipai Ecological Environment Research Institute Co ltd
Priority date: 2022-12-07
Filing date: 2022-12-07
Publication date: 2023-06-16
Anticipated expiration: 2032-12-07

Abstract

The utility model discloses a carbon dioxide sampling device which comprises a fixed cylinder, wherein a suction cylinder is arranged at the lower side of the fixed cylinder, a suction pipe is arranged at the bottom of the suction cylinder in a screwed manner, a piston is arranged in the suction cylinder, a connecting rod is arranged on the piston in a screwed manner, one end of the connecting rod, which is far away from the piston, is fixedly connected with a handle, a fixing seat is fixedly arranged on the right side wall of the bottom of the suction cylinder, a sampling collecting structure is arranged on the fixing seat in a screwed manner, and a blocking seat is arranged at the end part of the carbon dioxide collecting pipe of the sampling collecting structure in a screwed manner. This carbon dioxide sampling device collects the inside at the frame of accomodating with multiunit carbon dioxide collecting pipe, is convenient for collect the carbon dioxide collecting pipe, and the carbon dioxide collecting pipe is the plastic tubing, replaces traditional mode that uses soft plastic bag to collect, and the carbon dioxide collecting pipe texture is hard, can not take place to damage, and the gas of the inside can not take place to leak.

Description

Carbon dioxide sampling device

Technical Field

The utility model relates to the field of gas sampling, in particular to a carbon dioxide sampling device.

Background

The gas detector mainly utilizes the gas sensor to detect the gas species existing in the environment, the application field of the gas detector is wide, the gas detector covers various aspects of industry, agriculture, traffic, science and technology, environmental protection, national defense, aerospace, daily life and the like, the common gas detector is usually miniaturized, portable or fixed, not only can independently work but also can be connected into a network, and the gas detector is widely applicable to industrial sites such as petroleum, chemical industry, metallurgy, mining, pharmacy, semiconductor processing, spraying packaging and the like, civil/commercial sites such as families, markets, liquefied gas stations, gas stations and the like needing fire prevention and explosion prevention, poisoning prevention, air pollution prevention and the like, and the aspects of agricultural greenhouse gas detection, biogas analysis, biogas safety monitoring, dangerous goods storage and transportation and the like, but also needs to be completed by means of carbon dioxide detection equipment when the detection of carbon dioxide concentration is carried out.

Carbon dioxide check out test set need use carbon dioxide sampling device when carrying out concentration detection to carbon dioxide, and the device of sampling generally I cylinder is when carrying out the sampling, need adopt the multizone, when carrying out the sampling to the multizone, can place the air sample in this area in the sampling bag, carries the laboratory and carries and concentrate the detection, and the sampling bag is the plastic bag, and the sampling bag takes place the damage easily in carrying.

Disclosure of Invention

The present utility model is directed to a carbon dioxide sampling device, which solves the above-mentioned drawbacks of the prior art.

In order to achieve the above-mentioned purpose, provide a carbon dioxide sampling device, including a fixed section of thick bamboo, the suction tube is installed to the downside of a fixed section of thick bamboo, and the bottom spiro union of suction tube installs the suction tube, the internally mounted of suction tube has the piston simultaneously, the spiro union is installed the connecting rod on the piston, and the one end and the handle fixed connection of piston are kept away from to the connecting rod, fixed mounting has the fixing base on the bottom right side wall of suction tube, and the spiro union is installed sampling collection structure on the fixing base, the carbon dioxide collecting pipe tip spiro union of sampling collection structure simultaneously is installed and is blocked the seat, the inside fixed mounting of blocking the seat has the sealing seat simultaneously, and the activity stopper is installed on the right side of sealing seat.

Preferably, the sizes of the fixing cylinder and the suction cylinder are matched, and the fixing cylinder and the suction cylinder are in threaded connection and fixed.

Preferably, the sampling collection structure is a detachable structure on the fixing seat, and the sampling collection structure comprises a blocking seat, a sealing seat, a runner, a movable plug, a reset spring, a connecting sheet, a guide rod, a carbon dioxide collecting pipe and a limiting sheet.

Preferably, a runner is arranged in the sealing seat, the runner is plugged by a movable plug, and the movable plug is of a transverse moving structure in the runner.

Preferably, the left side of the movable plug is provided with a stress groove, the right side of the movable plug is provided with a mounting hole, and meanwhile, the inside of the mounting hole is provided with a reset spring, and one end of the reset spring, which is far away from the movable plug, is fixedly connected with the connecting sheet.

Preferably, the connecting piece is installed on the inside right side of blocking seat, and has seted up two sets of guiding holes on the connecting piece, and two sets of guiding holes are inside all to peg graft simultaneously has the guide bar to guide bar left end and activity stopper welded fastening.

Preferably, the outside welding of carbon dioxide collecting pipe has spacing piece, and spacing piece and the section of carbon dioxide collecting pipe are concentric circle structure.

Compared with the prior art, the utility model has the beneficial effects that: the carbon dioxide collecting pipes are arranged in the storage frame, the carbon dioxide collecting pipes are conveniently collected, the carbon dioxide collecting pipes are plastic pipes, the traditional mode of collecting by using soft plastic bags is replaced, the carbon dioxide collecting pipes are hard in texture, damage can not occur, and gas in the carbon dioxide collecting pipes can not leak.

Drawings

FIG. 1 is a schematic elevational view of the structure of the present utility model;

FIG. 2 is a schematic diagram of a sample collection structure of the present utility model;

FIG. 3 is a schematic view of section A-A of FIG. 2, which is a block diagram of the present utility model;

FIG. 4 is a schematic view of the structure of the present utility model with multiple sets of sampling and collecting structures disposed inside a receiving basket;

fig. 5 is a top view of the structure of the present utility model, fig. 4.

Reference numerals in the drawings: 1. a handle; 2. a fixed cylinder; 3. a suction cylinder; 4. a fixing seat; 5. a piston; 6. a suction tube; 7. a sampling collection structure; 71. a blocking seat; 72. a sealing seat; 73. a flow passage; 74. a movable plug; 75. a return spring; 76. a connecting sheet; 77. a guide rod; 78. a carbon dioxide collection tube; 79. and a limiting piece.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, the utility model provides a carbon dioxide sampling device, which comprises a fixed cylinder 2, wherein a suction cylinder 3 is installed at the lower side of the fixed cylinder 2, a suction pipe 6 is installed at the bottom of the suction cylinder 3 in a screwed manner, a piston 5 is installed in the suction cylinder 3, a connecting rod is installed on the piston 5 in a screwed manner, one end of the connecting rod far away from the piston 5 is fixedly connected with a handle 1, a fixing seat 4 is fixedly installed on the right side wall of the bottom of the suction cylinder 3, a sampling collecting structure 7 is installed on the fixing seat 4 in a screwed manner, a blocking seat 71 is installed at the end part of a carbon dioxide collecting pipe 78 of the sampling collecting structure 7 in a screwed manner, a sealing seat 72 is fixedly installed in the blocking seat 71, and a movable plug 74 is installed at the right side of the sealing seat 72.

Working principle: when the device is used, the suction tube 6 is placed in an area to be sampled, the handle 1 is pulled at this moment, the piston 5 moves from bottom to top, so that outside air is sucked into the suction tube 3, the suction tube 6 is blocked at this moment, the handle 1 is pressed down, the air in the suction tube 3 extrudes the movable plug 74, so that the air is placed in the carbon dioxide collecting tube 78, the suction tube 6 is released, the return spring 75 in a compressed state at this moment is released, the movable plug 74 is restored to an initial state, the sealing seat 72 is blocked, the air in a target area is collected in the carbon dioxide collecting tube 78, a plurality of groups of carbon dioxide collecting tubes 78 are collected in the storage frame in the same manner, the carbon dioxide collecting tube 78 is conveniently collected, the carbon dioxide collecting tube 78 is a plastic tube, a traditional soft plastic bag collecting manner is replaced, the carbon dioxide collecting tube 78 is hard, the quality is hard, damage cannot occur, and gas in the carbon dioxide collecting tube 78 cannot leak.

As a preferred embodiment, the sizes of the fixed cylinder 2 and the suction cylinder 3 are matched, and the fixed cylinder 2 and the suction cylinder 3 are fixed in a threaded manner.

As shown in fig. 1: the fixed cylinder 2 and the suction cylinder 3 are fixed in a threaded manner, and the fixed cylinder 2 and the suction cylinder 3 are detached, so that the cleaning operation of the inside of the fixed cylinder 2 and the inside of the suction cylinder 3 can be conveniently performed.

As a preferred embodiment, the sampling and collecting structure 7 is a detachable structure on the fixing base 4, and the sampling and collecting structure 7 includes a blocking seat 71, a sealing seat 72, a flow channel 73, a movable plug 74, a return spring 75, a connecting sheet 76, a guide rod 77, a carbon dioxide collecting tube 78 and a limiting sheet 79.

As shown in fig. 1-2: the setting of sampling collection structure 7 can also collect the work to the air of target area when the target area takes a sample, is convenient for collect the sample of target area, carries out subsequent carbon dioxide concentration detection work.

As a preferred embodiment, the flow channel 73 is opened in the sealing seat 72, and the flow channel 73 is blocked by the movable plug 74, and the movable plug 74 is a laterally moving structure in the flow channel 73.

As shown in fig. 2: the flow passage 73 is blocked by a movable plug 74, when the piston 5 is depressed, gas acts on the left side of the movable plug 74, so that the movable plug 74 moves rightward, and air is collected inside a carbon dioxide collecting pipe 78.

As a preferred embodiment, the left side of the movable plug 74 is provided with a stress groove, the right side of the movable plug 74 is provided with a mounting hole, meanwhile, the inside of the mounting hole is provided with a return spring 75, and one end of the return spring 75 away from the movable plug 74 is fixedly connected with a connecting sheet 76.

As a preferred embodiment, the connecting sheet 76 is mounted on the right side of the inner part of the blocking seat 71, two groups of guide holes are formed in the connecting sheet 76, meanwhile, the guide rods 77 are inserted into the two groups of guide holes, and the left end of the guide rod 77 is welded and fixed with the movable plug 74.

As shown in fig. 2-3: when the movable plug 74 moves transversely, two groups of guide rods 77 are inserted into guide holes on the connecting sheet 76, so that the movable plug 74 moving transversely can be limited and guided, and the movable plug 74 is prevented from tilting during the transverse movement.

As a preferred embodiment, the carbon dioxide collecting tube 78 is welded with a limiting plate 79 on the outer side, and the cross sections of the limiting plate 79 and the carbon dioxide collecting tube 78 are concentric.

When sampling carbon dioxide collecting pipe 78 finishes, dismantle carbon dioxide collecting pipe 78 from fixing base 4 this moment, collect the inside at the holding frame with the carbon dioxide collecting pipe 78 that the sample finishes, install new carbon dioxide collecting pipe 78 spiro union on fixing base 4, can carry out the air sampling work to next region.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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. Carbon dioxide sampling device, including fixed section of thick bamboo (2), its characterized in that: suction tube (3) are installed to the downside of fixed section of thick bamboo (2), and suction tube (6) are installed to the bottom spiro union of suction tube (3), simultaneously the internally mounted of suction tube (3) has piston (5), the connecting rod is installed to the spiro union on piston (5), and the one end that piston (5) was kept away from to the connecting rod and handle (1) fixed connection, fixed mounting has fixing base (4) on the bottom right side wall of suction tube (3), and install sampling collection structure (7) on fixing base (4), simultaneously carbon dioxide collecting pipe (78) tip spiro union of sampling collection structure (7) installs blocking seat (71), simultaneously blocking seat (71) inside fixed mounting has sealing seat (72), and movable plug (74) are installed on the right side of sealing seat (72).

2. A carbon dioxide sampling device according to claim 1, wherein: the size of the fixed cylinder (2) and the size of the suction cylinder (3) are matched, and the fixed cylinder (2) and the suction cylinder (3) are fixedly connected in a threaded manner.

3. A carbon dioxide sampling device according to claim 1, wherein: the sampling collection structure (7) is a detachable structure on the fixing seat (4), and the sampling collection structure (7) comprises a blocking seat (71), a sealing seat (72), a flow passage (73), a movable plug (74), a reset spring (75), a connecting sheet (76), a guide rod (77), a carbon dioxide collecting pipe (78) and a limiting sheet (79).

4. A carbon dioxide sampling device according to claim 1, wherein: the inside of sealing seat (72) has offered runner (73), and runner (73) are through activity stopper (74) shutoff, and activity stopper (74) are the transverse movement structure in the inside of runner (73) simultaneously.

5. A carbon dioxide sampling device according to claim 3, wherein: the left side of activity stopper (74) has seted up the atress recess, and the right side of activity stopper (74) has seted up the mounting hole, and the internally mounted of mounting hole has reset spring (75) simultaneously to the one end and connection piece (76) fixed connection of keeping away from activity stopper (74) of reset spring (75).

6. A carbon dioxide sampling device according to claim 1, wherein: connecting pieces (76) are arranged on the right side of the inside of the blocking seat (71), two groups of guide holes are formed in the connecting pieces (76), guide rods (77) are inserted into the two groups of guide holes, and the left ends of the guide rods (77) are fixedly welded with the movable plugs (74).

7. A carbon dioxide sampling device according to claim 3, wherein: the outside welding of carbon dioxide collecting pipe (78) has spacing piece (79), and the section of spacing piece (79) and carbon dioxide collecting pipe (78) is concentric circle structure.