CN220270925U - Simple gas sampler capable of being operated by one hand - Google Patents
Simple gas sampler capable of being operated by one hand Download PDFInfo
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- CN220270925U CN220270925U CN202320580907.4U CN202320580907U CN220270925U CN 220270925 U CN220270925 U CN 220270925U CN 202320580907 U CN202320580907 U CN 202320580907U CN 220270925 U CN220270925 U CN 220270925U
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- sealing
- gas sampler
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- 238000005070 sampling Methods 0.000 claims abstract description 62
- 238000007789 sealing Methods 0.000 claims abstract description 49
- 238000001914 filtration Methods 0.000 claims abstract description 9
- 239000003292 glue Substances 0.000 claims description 9
- 238000003756 stirring Methods 0.000 claims description 5
- 239000000853 adhesive Substances 0.000 claims description 3
- 230000001070 adhesive effect Effects 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000001514 detection method Methods 0.000 abstract description 6
- 239000000428 dust Substances 0.000 abstract description 3
- 210000003813 thumb Anatomy 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 4
- 239000000356 contaminant Substances 0.000 description 3
- 230000002745 absorbent Effects 0.000 description 2
- 239000002250 absorbent Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Abstract
The utility model relates to the technical field of sampling equipment, in particular to a simple gas sampler capable of being operated by one hand. This but simple and easy formula gas sampler of single hand operation, during the gas sampling, the rubber sleeve is held to the single hand, push pedal through the thumb is pressed and is driven the piston portion and move down together, the inside original gas of discharge barrel shell, loosen the push pedal and can receive inside the barrel shell with gas through last lifting lever, can reduce the inside dust of barrel shell through filtering mechanism, when the inside gas of barrel shell needs to be detected, open the sealing plug and push down alone the driving lever can, whole simple detection personnel single hand can operate, and whole mechanism sampling port and detection port separately set up, further improve the detection accuracy.
Description
Technical Field
The utility model relates to the technical field of sampling equipment, in particular to a simple gas sampler capable of being operated by one hand.
Background
Gas sampling is the process of collecting a sample of atmospheric contaminants or contaminated air. The acquisition method is divided into two types: one is to make a large amount of air pass through a liquid absorbent or a solid absorbent to enrich contaminants with low concentration in the atmosphere, such as an air extraction method and a filter membrane method. The other is to collect the air containing the contaminants with a container (glass bottle, plastic bag, etc.).
The utility model patent with the publication number CN217483961U discloses a gas sampler with a scale, which comprises a device body, wherein the device body comprises a handle sleeve, a front connecting cover, a sampling tube, a connector, an output tube, a gas receiving cavity and a rear connecting cover, the front connecting cover is arranged at the front end of the handle sleeve through threads, the sampling tube is arranged at the front end of the front connecting cover through an inserting mode, the rear connecting cover is arranged at the rear end of the handle sleeve through threads, and the output tube is arranged at the rear end of the interior of the front connecting cover through an inserting mode.
Although this technical scheme is equipped with the gas sampler of scale through the connector front end in the body sampler, make operating personnel sample more directly perceivedly and make the data of sampling more correct, the uniformity is better, during the use the staff can install the connector at the sampling tube front end through the grafting mode, the staff is when the sampling, the staff is using the gas front end that needs the sample near the scale of connector front end, the scale can be convenient for the staff to use the sampling tube effectively to contact gas, and the scale is small and exquisite, can laminate the sampling point effectively, further improve the accuracy of sampling data, the staff of being convenient for more directly perceivedly sample work more, but this technical scheme is complicated in the operation and does not have the one-hand operation of method in the use. In view of this, we propose a simple gas sampler that can be operated with one hand.
Disclosure of Invention
The present utility model is directed to a simple gas sampler capable of being operated by one hand, so as to solve the above-mentioned problems in the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the simple gas sampler capable of being operated by one hand comprises a sampling tube, wherein the sampling tube comprises a tube shell which is penetrated up and down, sealing plates are arranged at tube openings at the upper end and the lower end of the tube shell, and a sampling mechanism is arranged inside the tube shell;
the sampling mechanism comprises a sampling rod, a push plate is fixedly welded at the top of the sampling rod, a rubber plate is connected at the bottom of the sampling rod, a piston part is arranged above the rubber plate, and a pressure spring is connected between the bottom surface of the push plate and the top surface of the sealing plate above the bottom surface of the push plate;
the filter mechanism is arranged in the sealing plate below, and the air outlet pipe is arranged at the position, close to the bottom, of the outer wall surface of the shell of the cylinder body.
Preferably, the outer wall surface of the barrel shell is provided with an air outlet near the bottom, the barrel wall of the bottom of the barrel shell is provided with a sealing groove, and the sealing plate is welded and fixed on the inner wall of the barrel shell.
Preferably, the center positions of the upper sealing plate and the lower sealing plate are respectively provided with a through hole which penetrates up and down, the position, away from the center, of the sealing plate above is provided with two symmetrically arranged slide holes which penetrate up and down, and the outer wall surface of the shell of the cylinder is adhered with a rubber sleeve through strong glue.
Preferably, the height of the sampling rod is greater than the sum of the height of the cylinder shell and the height of the pressure spring, the rubber plate is fixedly connected to the bottom end of the sampling rod through strong glue, and the rubber strip matched with the size of the sealing groove is integrally formed on the top surface of the rubber plate close to the outer edge.
Preferably, the piston part comprises a piston plate which is slidably connected inside the cylinder shell and is slidably sleeved on the outer side of the sampling rod, connecting rods corresponding to the same number of sliding holes in position are fixed on the top of the piston plate through bolts, and the top ends of the two connecting rods penetrate through the top surface of the sealing plate and are fixedly connected with the same toggle plate through bolts.
Preferably, the size of the poking plate is matched with the size of the push plate, a round hole with the size larger than the outer cross section size of the pressure spring is formed in the circle center of the top surface of the poking plate, a poking rod is integrally formed on the side wall surface of the poking plate, the height of the connecting rod is larger than the inner height of the shell of the cylinder body, and two ends of the pressure spring are fixedly connected with the push plate and the sealing plate above through strong glue respectively.
Preferably, the filtering mechanism comprises a fixed frame welded and fixed with the inner wall surface of the through hole below, the cross section of the fixed frame is in a circular shape, the size of the inner ring is matched with that of the sampling rod, a first filter screen is arranged between the top of the inner ring and the outer ring of the fixed frame, and the inner wall surface of the inner ring of the fixed frame is fixedly connected with a sealing pad through strong adhesive.
Preferably, the air outlet pipe comprises a pipe body shell in threaded connection with the air outlet, a second filter screen is fixedly connected inside the pipe body shell through screws, and a sealing plug is fixedly inserted in the pipe mouth of the pipe body shell, which is far away from one end of the pipe body shell.
Compared with the prior art, the utility model has the beneficial effects that:
this but simple and easy formula gas sampler of single hand operation, during the gas sampling, the rubber sleeve is held to the single hand, push pedal through the thumb drives the piston portion and together moves down, the inside original gas of discharge barrel shell, loosen the push pedal and can receive inside the barrel shell with gas through last lifting lever, can reduce the dust that gets into the barrel shell inside through filtering mechanism, when the inside gas of barrel shell needs to be detected, open the sealing plug and push down alone the driving lever can, whole simple detection personnel single hand of mechanism can operate, and whole mechanism sampling port and detection port separately set up, further improve the detection accuracy.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the utility model;
FIG. 2 is a sectional view of the structure of the sampling tube according to the present utility model;
FIG. 3 is a schematic diagram of a sampling mechanism according to the present utility model;
FIG. 4 is a schematic view of the structure of the piston part of the utility model;
FIG. 5 is a schematic view of a filter mechanism according to the present utility model;
FIG. 6 is a structural exploded view of the outlet duct of the present utility model;
fig. 7 is an enlarged schematic view of section a.
In the figure:
1. a sampling tube; 10. a cylinder housing; 101. an air outlet; 102. sealing grooves; 11. a sealing plate; 110. a through hole; 111. a slide hole; 12. a rubber sleeve;
2. a sampling mechanism; 20. a sampling rod; 21. a push plate; 22. a rubber plate; 220. a rubber strip; 23. a piston section; 230. a piston plate; 231. a connecting rod; 232. a toggle plate; 233. a deflector rod; 24. a pressure spring;
3. a filtering mechanism; 30. a fixed frame; 31. a first filter screen; 32. a sealing gasket;
4. an air outlet pipe; 40. a tube body housing; 41. a second filter screen; 42. and (5) sealing plugs.
Detailed Description
The following description of the embodiments of the present utility model will be made more apparent and fully hereinafter with reference to the accompanying drawings, in which some, but not all embodiments of the utility model are shown. 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 to 7, the present embodiment provides a technical solution:
the utility model provides a but simple and easy formula gas sampler of single hand operation, includes sampling tube 1, and sampling tube 1 is including the barrel shell 10 that link up from top to bottom, and both ends nozzle department all is equipped with closing plate 11 about the barrel shell 10, and the inside sampling mechanism 2 that is equipped with of barrel shell 10.
In the embodiment, an air outlet 101 is formed in the position, close to the bottom, of the outer wall surface of the barrel shell 10, a sealing groove 102 is formed in the barrel wall of the bottom of the barrel shell 10, and a sealing plate 11 is welded and fixed on the inner side wall of the barrel shell 10;
further, through holes 110 penetrating up and down are formed in the center positions of the upper sealing plate 11 and the lower sealing plate 11, two symmetrically arranged slide holes 111 penetrating up and down are formed in the positions, away from the center, of the upper sealing plate 11, and the outer wall surface of the cylinder shell 10 is adhered with a rubber sleeve 12 through strong glue. The cylinder shell 10 is used for guaranteeing the stability of integral mechanism, the gas outlet 101 is used for providing the installation base point for outlet duct 4, seal groove 102 is used for guaranteeing the airtight of integral mechanism bottom after sampling mechanism 2 finishes the work, closing plate 11 is used for guaranteeing the airtight of integral mechanism inner space, through-hole 110 is used for making to leave certain space between closing plate 11 and the sampling pole 20 for there is the negative pressure between the inside top of cylinder shell 10 and the below, slide hole 111 is used for making things convenient for the reciprocates of connecting rod 231, rubber sleeve 12 is used for making things convenient for operating personnel to the handheld of integral mechanism.
In this embodiment, the sampling mechanism 2 includes a sampling rod 20, a push plate 21 is welded and fixed on the top of the sampling rod 20, a rubber plate 22 is connected to the bottom of the sampling rod 20, a piston portion 23 is disposed above the rubber plate 22, and a pressure spring 24 is connected between the bottom surface of the push plate 21 and the top surface of the sealing plate 11 located above;
further, the height of the sampling rod 20 is greater than the sum of the height of the cylinder shell 10 and the height of the pressure spring 24, the rubber plate 22 is fixedly connected to the bottom end of the sampling rod 20 through strong glue, and the rubber strip 220 with the size matched with the sealing groove 102 is integrally formed at the position, close to the outer edge, of the top surface of the rubber plate 22. The sampling rod 20 is used for providing a mounting fulcrum for the push plate 21 and the rubber plate 22, the push plate 21 is used for facilitating the pressing down of an operator on the whole mechanism of the sampling mechanism 2, and the rubber plate 22 and the rubber strip 220 are matched with the sealing groove 102 to ensure the tightness of the bottom structure of the whole mechanism.
In this embodiment, the piston portion 23 includes a piston plate 230 slidably connected to the inside of the cylinder housing 10 and slidably sleeved on the outer side of the sampling rod 20, the top of the piston plate 230 is fixed with connecting rods 231 corresponding to the same number of sliding holes 111 through bolts, and the top ends of the two connecting rods 231 penetrate through the top surface of the sealing plate 11 and are fixedly connected with the same toggle plate 232 through bolts;
further, the size of the poking plate 232 is matched with the size of the push plate 21, a round hole with the size larger than the outer cross section size of the pressure spring 24 is formed in the center of the top surface of the poking plate 232, a poking rod 233 is integrally formed on the side wall surface of the poking plate 232, the height of the connecting rod 231 is larger than the inner height of the cylinder shell 10, and two ends of the pressure spring 24 are fixedly connected with the push plate 21 and the sealing plate 11 located above through strong glue respectively. The piston plate 230 is used for separating the inner space of the cylinder housing 10 and ensuring that gas cannot flow upwards from the bottom space of the piston plate 230, the connecting rod 231 is used for providing a mounting platform for the toggle plate 232, the toggle plate 232 enables an operator to independently dial the toggle rod 233 downwards to drive the piston plate 230 to move downwards when the operator needs to detect the gas collected by the whole mechanism, and the pressure spring 24 is used for accelerating the reset of the push plate 21 through self elastic force.
In the embodiment, a filtering mechanism 3 is arranged in a sealing plate 11 positioned below, and an air outlet pipe 4 is arranged on the outer wall surface of a cylinder shell 10 close to the bottom;
further, the filtering mechanism 3 includes a fixing frame 30 welded and fixed to an inner wall surface of the through hole 110 located below, a cross section of the fixing frame 30 is in a circular shape, an inner ring is matched with a size of the sampling rod 20, a first filter screen 31 is arranged between the top of the inner ring and the outer ring of the fixing frame 30, and a sealing gasket 32 is fixedly connected to the inner wall surface of the inner ring of the fixing frame 30 through strong adhesive. The fixed frame 30 is used for ensuring the stability of the whole mechanism of the filtering mechanism 3, and the first filter screen 31 and the sealing gasket 32 are used for ensuring the tightness of the contact position with the sampling rod 20 and reducing dust in the external air from entering the inside of the cylinder shell 10.
In this embodiment, the air outlet pipe 4 includes a pipe body casing 40 in threaded connection with the air outlet 101, the second filter screen 41 is fixedly connected inside the pipe body casing 40 through a screw, and a sealing plug 42 is fixedly inserted in a matched manner at a pipe orifice of the pipe body casing 40, which is far away from one end of the barrel casing 10;
further, the tube housing 40 is used to ensure the stability of the whole mechanism of the outlet tube 4, and provides a mounting base point for the second filter screen 41 and the sealing plug 42, the second filter screen 41 is used to filter the particulate impurities in the gas, and the sealing plug 42 is used to ensure that the sampled gas does not flow out from the outlet tube 4 after the gas is collected.
In addition, in the in-service use, when taking a sample gas, fixed with detachable clip between push pedal 21 and stir plate 232, with the clip being torn down when detecting gas for whole mechanism is more simple and convenient when using, improves the sampling efficiency when gas sampling.
When the simple gas sampler capable of being operated by one hand is used, firstly, the sealing plug 42 on the gas outlet pipe 4 is ensured to be well fixed, then the push plate 21 is pressed down to drive the rubber plate 22 and the piston part 23 to move downwards in the cylinder shell 10, after the piston plate 230 contacts with the bottom surface in the cylinder shell 10, the push plate 21 is released and the deflector rod 233 is stirred upwards, the piston part 23 moves upwards, so that negative pressure is formed in the cylinder shell 10 to sample gas flow into the sampling cylinder 1, when the pressure spring 24 is restored to the original state, the rubber plate 22 and the rubber strip 220 seal the cylinder opening at the bottom of the cylinder shell 10, and then when the gas in the sampling cylinder 1 needs to be detected, only the sealing gasket 32 is required to be opened and the deflector rod 233 is stirred downwards.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (8)
1. Simple and easy formula gas sampler that can one hand operated, including a sampling tube (1), its characterized in that: the sampling tube (1) comprises a tube shell (10) which is penetrated up and down, sealing plates (11) are arranged at tube openings at the upper end and the lower end of the tube shell (10), and a sampling mechanism (2) is arranged in the tube shell (10);
the sampling mechanism (2) comprises a sampling rod (20), a push plate (21) is fixedly welded at the top of the sampling rod (20), a rubber plate (22) is connected to the bottom of the sampling rod (20), a piston part (23) is arranged above the rubber plate (22), and a pressure spring (24) is connected between the bottom surface of the push plate (21) and the top surface of the sealing plate (11) above;
the filtering mechanism (3) is arranged in the sealing plate (11) positioned below, and the air outlet pipe (4) is arranged at the position, close to the bottom, of the outer wall surface of the cylinder shell (10).
2. The single hand operable simple gas sampler of claim 1 wherein: an air outlet (101) is formed in the position, close to the bottom, of the outer wall surface of the cylinder shell (10), a sealing groove (102) is formed in the cylinder wall at the bottom of the cylinder shell (10), and the sealing plate (11) is welded and fixed on the inner side wall of the cylinder shell (10).
3. The single hand operable simple gas sampler of claim 1 wherein: the upper part and the lower part of the sealing plate (11) are respectively provided with a through hole (110) which penetrates up and down, the upper part of the sealing plate (11) is far away from the central position and is provided with two slide holes (111) which are symmetrically arranged and penetrate up and down, and the outer wall surface of the cylinder shell (10) is adhered with a rubber sleeve (12) through strong glue.
4. The single hand operable simple gas sampler of claim 2 wherein: the height of the sampling rod (20) is larger than the sum of the height of the cylinder shell (10) and the height of the pressure spring (24), the rubber plate (22) is fixedly connected to the bottom end of the sampling rod (20) through strong glue, and a rubber strip (220) with the size matched with that of the sealing groove (102) is integrally formed at the position, close to the outer edge, of the top surface of the rubber plate (22).
5. A single hand operable simple gas sampler according to claim 3 and wherein: the piston part (23) comprises piston plates (230) which are connected to the inside of the cylinder shell (10) in a sliding manner and are sleeved on the outer side of the sampling rod (20) in a sliding manner, connecting rods (231) corresponding to the same number of the sliding holes (111) in the same position are fixed on the tops of the piston plates (230) through bolts, and the same toggle plate (232) is fixedly connected to the top ends of the two connecting rods (231) through bolts after penetrating through the top surfaces of the sealing plates (11).
6. The single hand operable simple gas sampler of claim 5 wherein: the size of the stirring plate (232) is matched with the size of the push plate (21), a round hole with the size larger than the outer side cross section size of the pressure spring (24) is formed in the center of the top surface of the stirring plate (232), a stirring rod (233) is integrally formed on the side wall surface of the stirring plate (232), the height of the connecting rod (231) is larger than the inner height of the cylinder shell (10), and two ends of the pressure spring (24) are fixedly connected with the push plate (21) and the sealing plate (11) above through powerful glue respectively.
7. A single hand operable simple gas sampler according to claim 3 and wherein: the filtering mechanism (3) comprises a fixed frame (30) which is fixedly welded with the inner wall surface of the through hole (110) and is positioned below, the cross section of the fixed frame (30) is circular, the size of the inner ring is matched with that of the sampling rod (20), a first filter screen (31) is arranged between the top of the inner ring and the outer ring of the fixed frame (30), and the inner wall surface of the inner ring of the fixed frame (30) is fixedly connected with a sealing pad (32) through strong adhesive.
8. The single hand operable simple gas sampler of claim 2 wherein: the air outlet pipe (4) comprises a pipe body shell (40) in threaded connection with the air outlet (101), a second filter screen (41) is fixedly connected inside the pipe body shell (40) through screws, and a sealing plug (42) is fixedly inserted in the pipe mouth of the pipe of one end of the pipe body shell (40) away from the barrel shell (10) in a matched manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320580907.4U CN220270925U (en) | 2023-03-22 | 2023-03-22 | Simple gas sampler capable of being operated by one hand |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320580907.4U CN220270925U (en) | 2023-03-22 | 2023-03-22 | Simple gas sampler capable of being operated by one hand |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220270925U true CN220270925U (en) | 2023-12-29 |
Family
ID=89311822
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320580907.4U Active CN220270925U (en) | 2023-03-22 | 2023-03-22 | Simple gas sampler capable of being operated by one hand |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220270925U (en) |
-
2023
- 2023-03-22 CN CN202320580907.4U patent/CN220270925U/en active Active
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