CN219796900U

CN219796900U - Natural gas detection sampling device

Info

Publication number: CN219796900U
Application number: CN202322413730.1U
Authority: CN
Inventors: 关路建; 种锋
Original assignee: Zibo Guanzhong Industrial Design And Research Institute
Current assignee: Zibo Guanzhong Industrial Design And Research Institute
Priority date: 2023-09-06
Filing date: 2023-09-06
Publication date: 2023-10-03
Anticipated expiration: 2033-09-06

Abstract

The utility model relates to the technical field of sampling, in particular to a natural gas detection sampling device, which comprises a gas storage tank, wherein one end of the gas storage tank is provided with a gas inlet, the other end of the gas storage tank is provided with a gas outlet, elastic fixing blocks are symmetrically arranged at the gas inlet, a gas outlet pipe is fixedly arranged at the gas outlet position, a handle and a dial plate are fixedly arranged on the outer side wall of the gas storage tank, and a plug-in sleeve is fixedly arranged at the gas inlet and positioned in a cavity of the gas storage tank; the second sealing ring is arranged in the plug sleeve, so that the tightness of the joint can be ensured; through movable column cooperation spout to can ensure the leakproofness of gas storage jar under the effect of spring and first sealing ring, by the pipe orifice of taking a sample grafting extrusion closing plate in the grafting sleeve, can make by the pipe orifice of taking a sample to let in natural gas in the gas storage jar, break away from the grafting sleeve when by the pipe orifice of taking a sample, the effect of blocking up gas after the closing plate extrusion first sealing ring can reach the sample.

Description

Natural gas detection sampling device

Technical Field

The utility model relates to the technical field of sampling, in particular to a natural gas detection sampling device.

Background

The natural gas sampling detection is helpful for ensuring the quality and safety of natural gas, the sampling detection device can help engineers to know the nature of an underground natural gas reservoir in the exploration process, and determine the composition and quality of the natural gas, and the sampler can help staff to detect any potential pollutant or dangerous chemical substance in the exploitation and processing process so as to ensure the safety in the production process.

The Chinese patent document with the prior bulletin number of CN218381911U discloses a natural gas detection sampling device, the device comprises a gas storage tube, the upper end in the gas storage tube penetrates through and is connected with a sliding rod in a sliding way, the lower end of the sliding rod is fixedly connected with a pushing plate, the pushing plate is matched with the inner diameter of the gas storage tube, two symmetrically arranged first limit grooves are formed in the inner top wall of the gas storage tube, a first connecting rod is connected in the first limit grooves in a sliding way, the device discharges natural gas from a pipeline and then enters the gas storage tube, the pushing plate is pushed by the natural gas to move upwards, the pushing plate can be contacted with the first connecting rod and pushed by the natural gas, the second connecting rod can be driven to move upwards after the first connecting rod is pushed, the lower end of the second connecting rod can be moved out of a clamping groove, and at the moment, two semicircular plates are pushed out of a third limit groove by a second spring and then are combined together, so that the effect of blocking the gas after sampling can be achieved.

Although the device can achieve the effect of blocking gas after sampling, the structure of the blocking gas circular plate is not opened after the step of blocking gas is completed, and the sampling device needs to introduce sample gas into the detection device after sampling, so that the device is inconvenient to introduce the sample gas into the detection device, and the semicircular plate cannot be opened when the device is reused, so that the device cannot be reused, and the practicability is low.

Disclosure of Invention

The utility model aims to provide a natural gas detection sampling device, which solves the problems that the sample gas is inconvenient to be introduced into the detection device and cannot be reused in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a natural gas detection sampling device comprising:

a gas storage tank; one end of the gas storage tank is provided with a gas inlet, the other end of the gas storage tank is provided with a gas outlet, elastic fixing blocks are symmetrically arranged at the gas inlet, a gas outlet pipe is fixedly arranged at the gas outlet position, and a handle and a dial are fixedly arranged on the outer side wall of the gas storage tank;

a plug sleeve; the plug sleeve is fixedly arranged at the gas inlet and positioned in the cavity of the gas storage tank.

Preferably, sliding grooves are symmetrically formed in the side walls of the plug-in sleeve, movable columns are inserted in the sliding grooves, limiting blocks are fixedly arranged at one ends, close to the sliding grooves, of the movable columns, limiting rings are fixedly arranged in the middle of the sliding grooves, and sealing plates are fixedly arranged at the other ends of the movable columns.

Preferably, the movable column is sleeved with a spring, two ends of the spring are respectively fixedly arranged on the limiting ring and the sealing plate, the end face, close to the sealing plate, of the plug sleeve is provided with a placing groove, the end face, close to the plug sleeve, of the sealing plate is fixedly provided with a first sealing ring at a position corresponding to the placing groove, and the inner side wall of the plug sleeve is fixedly provided with a second sealing ring at a position close to the air inlet.

Preferably, the elastic fixing block is in a strip-shaped structure, an anti-slip pad is fixedly arranged on one side opposite to the elastic fixing block, and a clamping groove is formed in the outer side of the elastic fixing block, away from the gas storage tank.

Preferably, the clamping groove is internally provided with a fixing ring in a clamping way, the fixing ring is of an opening annular structure, and the opening of the fixing ring is in threaded connection with a fastening bolt.

Preferably, the air outlet pipe is fixedly arranged on the outer side of the end face of the air storage tank, and the air outlet pipe is fixedly connected with a ball valve.

Preferably, the outer diameter of the limiting block is matched with the inner diameter of the sliding groove, and the diameter of the movable column is matched with the inner diameter of the limiting ring.

Preferably, the inner diameter of the second sealing ring is matched with the diameter of the pipe orifice of the natural gas branch outlet pipe to be sampled.

Compared with the prior art, the utility model has the beneficial effects that:

the utility model provides a natural gas detects sampling device, through fixing the fixed elastic fixed block that sets up in gas inlet department, and be provided with solid fixed ring and slipmat on the elastic fixed block, peg graft the device gas inlet at the branch outlet duct mouth of pipe of being sampled natural gas, can fix the device at the mouth of pipe of being sampled through fastening bolt, this structure can avoid the workman to need press sampling device's problem always when sampling; the second sealing ring is arranged in the plug sleeve, so that the tightness of the joint can be ensured; the movable column is matched with the sliding groove, the tightness of the gas storage tank can be ensured under the action of the spring and the first sealing ring, the pipe orifice to be sampled is spliced in the splicing sleeve to extrude the sealing plate, natural gas can be introduced into the gas storage tank through the pipe orifice to be sampled, and when the pipe orifice to be sampled is separated from the splicing sleeve, the sealing plate extrudes the first sealing ring to achieve the effect of blocking the gas after sampling; the dial plate is convenient for observing the air pressure in the air storage tank, the handle is convenient for the air storage tank to move, and the ball valve is convenient for discharging the air.

Drawings

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

FIG. 2 is a cross-sectional view of the present utility model;

FIG. 3 is an enlarged view of the structure of FIG. 2 at A;

fig. 4 is an enlarged view of the structure at B in fig. 1.

In the figure: the gas storage tank 1, the gas inlet 11, the gas outlet 12, the handle 13, the dial 14, the plug sleeve 2, the chute 21, the movable column 22, the limiting block 23, the limiting ring 24, the spring 25, the placing groove 26, the sealing plate 27, the first sealing ring 28, the second sealing ring 29, the elastic fixing block 31, the anti-skid pad 32, the clamping groove 33, the fixing ring 34, the fastening bolt 35, the gas outlet pipe 41 and the ball valve 42.

Detailed Description

In order to make the objects, technical solutions, and advantages of the present utility model more apparent, the embodiments of the present utility model will be further described in detail with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are some, but not all, embodiments of the present utility model, are intended to be illustrative only and not limiting of the embodiments of the present utility model, and that all other embodiments obtained by persons of ordinary skill in the art without making any inventive effort are within the scope of the present utility model.

Referring to fig. 1 to 4, the present utility model provides a technical solution: in order to realize the function of blocking gas after sampling, one end of the gas storage tank 1 is provided with a gas inlet 11, the other end is provided with a gas outlet 12, the outer side wall of the gas storage tank 1 is fixedly provided with a handle 13 and a dial 14, the plug sleeve 2 is fixedly arranged at the gas inlet 11 and positioned in a cavity of the gas storage tank 1, the side wall of the plug sleeve 2 is internally symmetrically provided with a chute 21, a movable column 22 is inserted into the chute 21, one end of the movable column 22, which is close to the chute 21, is fixedly provided with a limiting block 23, the middle position of the chute 21 is fixedly provided with a limiting ring 24, the other end of the movable column 22 is fixedly provided with a sealing plate 27, the movable column 22 is sleeved with a spring 25, two ends of the spring 25 are respectively fixedly arranged on the limiting ring 24 and the sealing plate 27, the end face of the plug sleeve 2, which is close to the sealing plate 27, is provided with a placing groove 26, the sealing plate 27 is close to the terminal surface of grafting sleeve 2 and fixedly is provided with first sealing ring 28 in the position department that the standing groove 26 corresponds, grafting sleeve 2 inside wall is fixedly provided with second sealing ring 29 in the position department that is close to the gas inlet 11, through cup jointing grafting sleeve 2 at the mouth of pipe that is sampled, by the second sealing ring 29 of sampling mouth of pipe lateral wall extrusion, make the interface department keep sealed, grafting sleeve 2 extrusion sealing plate 27, spring 25 stretches, by the natural gas in the mouth of pipe that is sampled entering gas storage tank 1, observe dial 14, get up to the appointed atmospheric pressure back with grafting sleeve 2 break away from by the mouth of pipe that is sampled, when being broken away from by the mouth of pipe that is sampled grafting sleeve 2, sealing plate 27 drives first sealing ring 28 extrusion standing groove 26 and makes gas storage tank 1 keep sealing state, thereby realize the effect of blocking up after the sample, above-mentioned structure is built simply and has very high practicality.

In order to facilitate the use of the device, an elastic fixing block 31 is symmetrically arranged at the air inlet 11, an air outlet 41 is fixedly arranged at the position of the air outlet 12, the elastic fixing block 31 is symmetrically arranged at the outer side of the end face of the air storage tank 1, the elastic fixing block 31 is in a strip-shaped structure, an anti-slip pad 32 is fixedly arranged at one side opposite to the elastic fixing block 31, a clamping groove 33 is arranged at the outer side of the elastic fixing block 31 and far away from the air storage tank 1, a fixing ring 34 is arranged in the clamping groove 33 in a clamping way, the fixing ring 34 is in an open annular structure, a fastening bolt 35 is in threaded connection with the opening of the fixing ring 34, the air outlet 41 is fixedly arranged at the outer side of the end face of the air storage tank 1, a ball valve 42 is fixedly connected with the air outlet 41, the plug sleeve 2 is sleeved at the end of the pipe orifice of the sampled pipe, and the fastening bolt 35 is rotated to enable the fixing ring 34 to shrink, so that the anti-slip pad 32 on the inner surface of the fixing ring 34 extrudes the side wall of the sampled pipe, and therefore the device is fixed. The fastening bolt 35 is rotatably connected to one end of the fixing ring 34 and is screwed to the other end of the fixing ring 34.

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. A natural gas detects sampling device, its characterized in that: comprising the following steps:

a gas storage tank (1); one end of the gas storage tank (1) is provided with a gas inlet (11), the other end of the gas storage tank is provided with a gas outlet (12), elastic fixing blocks (31) are symmetrically arranged at the gas inlet (11), a gas outlet pipe (41) is fixedly arranged at the position of the gas outlet (12), and a handle (13) and a dial (14) are fixedly arranged on the outer side wall of the gas storage tank (1);

a plug sleeve (2); the plug sleeve (2) is fixedly arranged at the air inlet (11) and is positioned in the cavity of the air storage tank (1).

2. The natural gas detecting and sampling device according to claim 1, wherein: sliding grooves (21) are symmetrically formed in the side walls of the plug-in sleeve (2), movable columns (22) are inserted into the sliding grooves (21), limiting blocks (23) are fixedly arranged at one ends, close to the sliding grooves (21), of the movable columns (22), limiting rings (24) are fixedly arranged in the middle of the sliding grooves (21), and sealing plates (27) are fixedly arranged at the other ends of the movable columns (22).

3. A natural gas testing sampling apparatus according to claim 2, wherein: the movable column (22) is sleeved with a spring (25), two ends of the spring (25) are respectively fixedly arranged on a limiting ring (24) and a sealing plate (27), a placing groove (26) is formed in the end face, close to the sealing plate (27), of the plug sleeve (2), a first sealing ring (28) is fixedly arranged on the end face, close to the plug sleeve (2), of the sealing plate (27) at a position corresponding to the placing groove (26), and a second sealing ring (29) is fixedly arranged on the inner side wall, close to the air inlet (11), of the plug sleeve (2).

4. The natural gas detecting and sampling device according to claim 1, wherein: the elastic fixing block (31) is of a strip-shaped structure, an anti-slip pad (32) is fixedly arranged on one side opposite to the elastic fixing block (31), and a clamping groove (33) is formed in the outer side of the elastic fixing block (31) and away from the gas storage tank (1).

5. The natural gas detecting and sampling device according to claim 4, wherein: the clamping groove (33) is internally provided with a fixing ring (34) in a clamping way, the fixing ring (34) is of an open annular structure, and a fastening bolt (35) is connected to the opening of the fixing ring (34) in a threaded way.

6. The natural gas detecting and sampling device according to claim 1, wherein: the air outlet pipe (41) is fixedly arranged on the outer side of the end face of the air storage tank (1), and the air outlet pipe (41) is fixedly connected with a ball valve (42).

7. A natural gas testing sampling apparatus according to claim 2, wherein: the outer diameter of the limiting block (23) is matched with the inner diameter of the sliding groove (21), and the diameter of the movable column (22) is matched with the inner diameter of the limiting ring (24).

8. A natural gas sampling apparatus according to claim 3, wherein: the inner diameter of the second sealing ring (29) is matched with the diameter of the pipe orifice of the natural gas branch outlet pipe to be sampled.