CN216870120U - Helium mass spectrometry detection sampling chamber - Google Patents

Abstract

The utility model relates to the technical field of sampling chambers, and discloses a helium mass spectrometry sampling chamber which comprises a base, wherein both sides of the top of the base are fixedly connected with base columns, the outer surface of the top of each base column is movably connected with a first pressing block, the center of the top of the base is fixedly connected with a limiting column, the outer surface of the top of each limiting column is movably connected with a bottom cover, the outer surface of each bottom cover is movably connected with a cylinder, and both sides of the bottom of each cylinder are fixedly connected with connecting blocks. The cooperation through four function connection pipes is used, can be so that the barrel is installed scrubbing valve, vacuum resistance rule and sealed post, wherein the scrubbing valve can carry out scrubbing work to the interior standard of barrel, and vacuum resistance rule can carry out vacuum resistance work to the barrel, and sealed post can seal the work to the function connection pipe to prevent that the inside gas of barrel from flowing from the function connection pipe that does not, then lead to the phenomenon that follow-up detection goes wrong.

Description

Helium mass spectrometry detection sampling chamber

Technical Field

The utility model relates to the technical field of sampling chambers, in particular to a helium mass spectrometry detection sampling chamber.

Background

Helium mass spectrometry requires sampling of an air sample and a special sampling chamber to perform accurate measurement of the process.

There is not standardized sampling room in the existing market, the sampling room is often only two interfaces of business turn over, other sensors such as connection vacuometer detect without way, thereby detect the completion back at a sensor, need the staff to catch up and change the sensor, then detect once more, both increased the time that detects and consumed, still probably gas leakage phenomenon appears when the staff changes the sensor, and then influenced the whole practicality of sampling room, and sampling room on the existing market is when the installation sensor, most all fix the sensor through fixed clamp plate, but when fixed clamp plate appears the damage, both can lead to inside gaseous unable complete entering sensor, and then influence the detection effect of sampling room, still can lead to the sensor phenomenon of falling to appear, thereby influence the life of sensor.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a helium mass spectrometry detection sampling chamber which has the advantages of multi-interface installation detection and double fixed sealing, and solves the problems stated above.

The utility model provides the following technical scheme: the helium mass spectrometry sampling chamber comprises a base, wherein both sides of the top of the base are fixedly connected with a base column, the outer surface of the top of the base column is movably connected with a first pressing block, the center of the top of the base is fixedly connected with a limiting column, the outer surface of the top of the limiting column is movably connected with a bottom cover, the outer surface of the bottom cover is movably connected with a cylinder, both sides of the bottom of the cylinder are fixedly connected with connecting blocks, the inner surface of the top of the cylinder is provided with a top cover, the top of the top cover is fixedly connected with a sampling connecting pipe, the top of the front end of the cylinder is fixedly connected with a helium check valve connecting pipe, the bottom of the front end of the helium check valve connecting pipe is fixedly connected with a first bottom arc plate, both sides of the top of the first bottom arc plate are fixedly connected with a first threaded rod, the outer surface of the top of the first threaded rod is movably connected with a second pressing block, and the outer surface of the first threaded rod is movably connected with a first top arc plate, the improved barrel is characterized in that all around the bottom of the barrel body are fixedly connected with function connecting pipes, a second bottom arc plate is fixedly mounted at the bottom, far away from one end of the barrel body, of each function connecting pipe, a second threaded rod is fixedly connected to the two sides of the top of the second bottom arc plate, a third pressing block is movably connected to the outer surface of the top of the second threaded rod, and a second top arc plate is movably connected to the outer surface of the second threaded rod.

Preferably, the center of the sampling connecting pipe is hollowed out, and the outer surface of the sampling connecting pipe is threaded.

Preferably, the center of the connecting block is provided with a hollow groove, and the inner surface of the hollow groove is matched with the outer surface of the foundation column.

Preferably, the number of the functional connecting pipes is four, one the inner surface of the functional connecting pipes is movably connected with a decontamination valve, one the inner surface of the functional connecting pipes is movably connected with a vacuum resistance gauge, two the inner surface of the functional connecting pipes is movably connected with a sealing column, four the inner surfaces of the functional connecting pipes are equal, and the inner surfaces of the four functional connecting pipes are all in a thread shape.

Preferably, the inner surface of the helium check valve connecting pipe is in a thread shape, the size of the inner surface of the helium check valve connecting pipe is larger than that of the inner surface of the functional connecting pipe, and the inner surface of the helium check valve connecting pipe is movably connected with a helium check valve.

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

1. this helium mass spectrometry sampling chamber, cooperation through four function connection pipes is used, can be so that the barrel is to the scrubbing valve, vacuum resistance rule and sealed post are installed, wherein the scrubbing valve can carry out scrubbing work to the interior standard of barrel, and vacuum resistance rule can carry out vacuum resistance work to the barrel, and sealed post can carry out sealed work to the function connection pipe, thereby prevent that the inside gas of barrel from flowing from the function connection pipe that does not use, then lead to follow-up detection the phenomenon that goes wrong, and the use of four function connection pipes, can also when a function connection pipe appears damaging, directly change the equipment that function connection pipe is connected to the damage function connection pipe spare function connection pipe department, then can be when user overhauls equipment, need not to stop the operation of other equipment, and then the practicality of equipment has been improved.

2. The helium mass spectrometry sampling chamber can be used by matching an internal thread-shaped helium check valve connecting pipe and a functional connecting pipe, so that external equipment can be connected and fixed with the equipment for the first time through rotation, wherein the first bottom arc plate, the first threaded rod, the second pressing block, the first top arc plate, the second bottom arc plate, the second threaded rod, the third pressing block and the second top arc plate are used in a matching way, the second pressing block and the third pressing block can be rotated, so that the second pressing block and the third pressing block move downwards, and then the first top arc plate and the second top arc plate move downwards, so that the first bottom arc plate, the first top arc plate, the second bottom arc plate and the second top arc plate are used for secondary connection and fixation of the external equipment, and further the fixation of the equipment after connection is improved, and the base, the base column, the first pressing block and the limiting column are used in a matching way, so that the bottom of the equipment can be completely fixed, therefore, the phenomenon that the equipment falls off due to shaking during operation is prevented, and the safety of the equipment is improved.

Drawings

FIG. 1 is a schematic view of the structure of the present invention;

FIG. 2 is a side cross-sectional view of the structure of the present invention;

FIG. 3 is a partial front cross-sectional view of the structure of the present invention.

In the figure: 1. a base; 2. a base pillar; 3. a first pressing block; 4. defining a column; 5. a bottom cover; 6. a barrel; 7. connecting blocks; 8. a top cover; 9. a sampling connecting pipe; 10. a helium check valve connecting pipe; 11. a first bottom arc plate; 12. a first threaded rod; 13. a second pressing block; 14. a first top arc plate; 15. a functional connection pipe; 16. a second bottom arc plate; 17. a second threaded rod; 18. a third pressing block; 19. a second top arc plate; 20. a decontamination valve; 21. a vacuum resistance gauge; 22. sealing the column; 23. a helium check valve.

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.

Referring to fig. 1 and 2, a helium mass spectrometry sampling chamber comprises a base 1, wherein two sides of the top of the base 1 are fixedly connected with a base column 2, the outer surface of the top of the base column 2 is movably connected with a first pressing block 3, the first pressing block 3 is rotated to move downwards, and then pressure can be generated on a connecting block 7, the center of the top of the base 1 is fixedly connected with a limiting column 4, the outer surface of the top of the limiting column 4 is movably connected with a bottom cover 5, the outer surface of the bottom cover 5 is movably connected with a cylinder 6, two sides of the bottom of the cylinder 6 are fixedly connected with connecting blocks 7, when the connecting blocks 7 receive pressure, the connecting blocks 7 can move downwards, and then the bottom cover 5 is fixed on the base 1, the center of the connecting blocks 7 is provided with a hollow groove, the inner surface of the hollow groove is matched with the outer surface of the base column 2, the inner surface of the top of the cylinder 6 is provided with a top cover 8, the top fixedly connected with sample connecting pipe 9 of top cap 8, the center of sample connecting pipe 9 is the fretwork form, and the surface of sample connecting pipe 9 is the screw thread form, and the sample connecting pipe 9 of screw thread form can carry out threaded connection with external equipment.

Referring to fig. 3, a helium check valve connecting pipe 10 is fixedly connected to the top of the front end of the cylinder 6, the inner surface of the helium check valve connecting pipe 10 is threaded, the inner surface of the helium check valve connecting pipe 10 is larger than the inner surface of the functional connecting pipe 15, a helium check valve 23 is movably connected to the inner surface of the helium check valve connecting pipe 10, a first bottom arc plate 11 is fixedly connected to the bottom of the front end of the helium check valve connecting pipe 10, first threaded rods 12 are fixedly connected to both sides of the top of the first bottom arc plate 11, a second pressing block 13 is movably connected to the outer surface of the top of the first threaded rods 12, the second pressing block 13 is rotated to rotate the second pressing block 13, so that the second pressing block 13 moves downward, and the second pressing block 13 moves downward to move the first top arc plate 14 downward, so that the first top arc plate 14 and the first bottom arc plate 11 fix the helium check valve 23, the outer surface of the first threaded rod 12 is movably connected with a first top arc plate 14, the periphery of the bottom of the barrel 6 is fixedly connected with four functional connecting pipes 15, the inner surface of one functional connecting pipe 15 is movably connected with a decontamination valve 20, the inner surface of one functional connecting pipe 15 is movably connected with a vacuum resistance gauge 21, the inner surfaces of two functional connecting pipes 15 are movably connected with sealing columns 22, the sealing columns 22 can seal the functional connecting pipes 15, so that gas in the barrel 6 is prevented from flowing out of the functional connecting pipes 15 which are not used, the inner surfaces of the four functional connecting pipes 15 are equal, the inner surfaces of the four functional connecting pipes 15 are all in a threaded shape, the bottom of one end, away from the barrel 6, of each functional connecting pipe 15 is fixedly provided with a second bottom arc plate 16, and the two sides of the top of the second bottom arc plate 16 are fixedly connected with second threaded rods 17, the surface swing joint at second threaded rod 17 top has third briquetting 18, rotatory third briquetting 18, make third briquetting 18 rotate, then make third briquetting 18 carry out the downstream, and the downstream of third briquetting 18, can make second top arc board 19 carry out the downstream, thereby make second top arc board 19 and second bottom arc board 16 to scrubbing valve 20, vacuum resistance gauge 21 and sealed post 22 carry out the fixed work, the surface swing joint of second threaded rod 17 has second top arc board 19.

The working principle is that the decontamination valve 20, the vacuum resistance gauge 21 and the sealing post 22 can be installed by the cylinder 6 through the matching use of the four functional connecting pipes 15, wherein the decontamination valve 20 can carry out decontamination work on the internal standard of the cylinder 6, the vacuum resistance gauge 21 can carry out vacuum resistance work on the cylinder 6, and the sealing post 22 can carry out sealing work on the functional connecting pipes 15, thereby preventing the gas in the cylinder 6 from flowing out from the unused functional connecting pipes 15 and further causing the problem phenomenon of subsequent detection, and the use of the four functional connecting pipes 15 can directly replace the equipment connected with the damaged functional connecting pipe 15 to the standby functional connecting pipe 15 when one functional connecting pipe 15 is damaged, so that when a user overhauls the equipment, the operation of other equipment does not need to be stopped, and the practicability of the equipment is improved, the matching use of the internal thread-shaped helium detection valve connecting pipe 10 and the functional connecting pipe 15, the external equipment can be connected and fixed with the equipment once through rotation, wherein the first bottom arc plate 11, the first threaded rod 12, the second pressing block 13, the first top arc plate 14, the second bottom arc plate 16, the second threaded rod 17, the third pressing block 18 and the second top arc plate 19 are matched for use, the second pressing block 13 and the third pressing block 18 can be rotated, the second pressing block 13 and the third pressing block 18 move downwards, and then the first top arc plate 14 and the second top arc plate 19 move downwards, so that the first bottom arc plate 11, the first top arc plate 14, the second bottom arc plate 16 and the second top arc plate 19 are connected and fixed with the external equipment for the second time, the fixity of the connected equipment is improved, and the base 1, the base column 2, the first pressing block 3 and the limiting column 4 are matched for use, the bottom of the equipment can be completely fixed and shaken, thereby the phenomenon of falling caused by the operation of the equipment is prevented, thereby improving the safety of the equipment.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 (5)

1. Helium mass spectrometry detection sampling chamber, including base (1), its characterized in that: the device comprises a base (1), a base column (2) is fixedly connected to two sides of the top of the base (1), a first pressing block (3) is movably connected to the outer surface of the top of the base column (2), a limiting column (4) is fixedly connected to the center of the top of the base (1), a bottom cover (5) is movably connected to the outer surface of the top of the limiting column (4), a barrel (6) is movably connected to the outer surface of the bottom cover (5), connecting blocks (7) are fixedly connected to two sides of the bottom of the barrel (6), a top cover (8) is installed on the inner surface of the top of the barrel (6), a sampling connecting pipe (9) is fixedly connected to the top of the top cover (8), a helium check valve connecting pipe (10) is fixedly connected to the top of the front end of the barrel (6), a first bottom arc plate (11) is fixedly connected to the bottom of the front end of the check valve connecting pipe (10), a first threaded rod (12) is fixedly connected to two sides of the top of the first bottom arc plate (11), the utility model discloses a portable electronic device, including first threaded rod (12), the surface swing joint at first threaded rod (12) top has second briquetting (13), the surface swing joint of first threaded rod (12) has first top arc board (14), equal fixedly connected with function connection pipe (15) all around of barrel (6) bottom, the bottom fixed mounting that barrel (6) one end was kept away from in function connection pipe (15) has second bottom arc board (16), the equal fixedly connected with second threaded rod (17) in both sides at second bottom arc board (16) top, the surface swing joint at second threaded rod (17) top has third briquetting (18), the surface swing joint of second threaded rod (17) has second top arc board (19).

2. The helium mass spectrometry detection sampling chamber of claim 1, wherein: the center of the sampling connecting pipe (9) is hollow, and the outer surface of the sampling connecting pipe (9) is threaded.

3. The helium mass spectrometry detection sampling chamber of claim 1, wherein: the center of the connecting block (7) is provided with a hollow groove, and the inner surface of the hollow groove is matched with the outer surface of the foundation column (2).

4. The helium mass spectrometry detection sampling chamber of claim 1, wherein: the quantity of function connecting pipe (15) is four, one the internal surface swing joint of function connecting pipe (15) has scrubbing valve (20), one the internal surface swing joint of function connecting pipe (15) has vacuum resistance rule (21), two the internal surface swing joint of function connecting pipe (15) has sealed post (22), four the internal surface homoenergetic of function connecting pipe (15) equals, and the internal surface of four function connecting pipes (15) is the screw thread form.

5. The helium mass spectrometry detection sampling chamber of claim 1, wherein: the inner surface of the helium check valve connecting pipe (10) is in a thread shape, the size of the inner surface of the helium check valve connecting pipe (10) is larger than that of the inner surface of the functional connecting pipe (15), and the inner surface of the helium check valve connecting pipe (10) is movably connected with a helium check valve (23).

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