CN102607929B - Pneumatic type sample loader - Google Patents
Pneumatic type sample loader Download PDFInfo
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- CN102607929B CN102607929B CN 201210055814 CN201210055814A CN102607929B CN 102607929 B CN102607929 B CN 102607929B CN 201210055814 CN201210055814 CN 201210055814 CN 201210055814 A CN201210055814 A CN 201210055814A CN 102607929 B CN102607929 B CN 102607929B
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- pressure
- pressure chamber
- air
- material storage
- storage room
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Abstract
The invention discloses a pneumatic type sample loader which comprises a pressure chamber, wherein a piston block is arranged inside the pressure chamber, and a piston rod is connected above the piston block and drives the piston block to make a downward and upward reciprocating motion in the pressure chamber; the lower end of the pressure chamber is connected with a first fixed pressing cap, and a storage chamber is connected below the first fixed pressing cap; the first fixed pressing cap is provided with a first taper groove and a second taper groove, wherein the first taper groove penetrates through the pressure chamber and the storage chamber, and a taper opening of the first taper groove faces towards the pressure chamber; the second taper groove is connected with an air passage, and a taper opening of the second taper groove faces towards the storage chamber; the first taper groove and the second taper groove are internally provided with a spring respectively, wherein a steel ball supports against the upper side of the spring in the first taper groove to form a one-way valve from the pressure chamber to the storage chamber; a steel ball supports against the lower side of the spring in the second taper groove to form a one-way valve from the pressure chamber to atmosphere; and a lower port of the storage chamber is provided with a second fixed pressing cap, and a rubber sleeve is clamped between the second fixed pressing cap and the storage chamber.
Description
Technical field
The present invention relates to a kind of instrument of the Physical and mechanical parameters for measuring rock sample, relate more specifically to a kind of vapour-pressure type sample sample charging device, with the assembling of rubber case sealed sample in the Physical and mechanical parameters test that facilitates rock sample.
Background technology
The Physical and mechanical parameters that usually needs to measure rock sample in fields such as engineering, energy source use and geoscience researchs.In the Physical and mechanical parameters test experiments of rock sample, sample need to closely wrap up with encapsulant under having pressure environment, enters sample to prevent pressure transmitting medium.Often selecting rubber case from convenient and economic angle is encapsulant, when using rubber case parcel sample in reality, encounter following problem:
1) dress sample difficulty, experiment test requires rubber case and sample to be close to, so the internal diameter of rubber case is less than the external diameter of sample, to utilize the elastic tight parcel sample of rubber case.When causing sample is put into rubber case, this need to strut rubber case, the mode by firmly clamp-oning usually, but this mode is relatively required great effort.The rubber case that uses in reality often needs certain thickness, to reach the requirement that keeps certain physical and mechanical properties under temperature, pressure, like this sample is firmly clamp-oned in thick rubber case and will more be required great effort;
2) if the structure of sample softer a little less than, dress is exerted pressure during sample and excessively just easily sample is damaged by pressure.
Summary of the invention
The object of the present invention is to provide a kind of vapour-pressure type sample sample charging device, to improve the defective that exists in known technology.
For achieving the above object, vapour-pressure type sample sample charging device provided by the invention mainly includes:
One air-pressure chamber, piston block is equipped with in inside, and this piston block top connection one piston rod drives piston block by piston rod and does in air-pressure chamber downwards and the to-and-fro movement that makes progress;
The lower end of this air-pressure chamber connects the first fixing pressure cap, this first fixing below connection material storage room of pressure cap;
First fixedly pressure cap be provided with the first tapering groove and the second tapering groove, wherein first tapering groove connects air-pressure chamber and material storage room, the tapering mouth of described the first tapering groove is towards air-pressure chamber; The second tapering groove connects an air flue, and the tapering mouth of described the second tapering groove is towards material storage room;
Be equipped with a spring in the first tapering groove and the second tapering groove, wherein a steel ball is supported in the top of the spring in the first tapering groove, forms by the Non-return air valve of air-pressure chamber to material storage room;
Support a steel ball below spring in the second tapering groove, form air-pressure chamber to the Non-return air valve of atmosphere;
The lower port of material storage room is provided with the second fixing pressure cap, this second fixing clamping one rubber case between pressure cap and material storage room.
Described vapour-pressure type sample sample charging device, wherein, the upper end of air-pressure chamber is fixed with a upper press cover, prevents that piston block from moving upward and breaks away from from air-pressure chamber, and piston rod extends this upper press cover.
Described vapour-pressure type sample sample charging device, wherein, the upper and lower surface of piston block is equipped with O-ring seal, is connected to form an integral body with piston rod together with piston block.
Described vapour-pressure type sample sample charging device, wherein, material storage room and first fixedly is provided with O-ring seal between pressure cap, makes the end face and first of material storage room fixedly be sealing state between pressure cap.
Described vapour-pressure type sample sample charging device, wherein, first fixedly in pressure cap the spring of the first tapering groove and the second tapering groove fixed by the fixed ventilation nut.
Described vapour-pressure type sample sample charging device, wherein, an end of material storage room's clamping rubber case is a tapering face.
Described vapour-pressure type sample sample charging device, wherein, the outlet of rubber case is provided with the sealing clamp.
Vapour-pressure type sample sample charging device provided by the invention in practical operation, supports the rubber case internal diameter greatly to facilitate sample to enter in rubber case by air pressure, realizes the sample nondestructive assembling, solves the assembly problem of rubber case sealed sample.
Description of drawings
Fig. 1 is the structural representation of vapour-pressure type sample sample charging device of the present invention.
Fig. 2 is the left side view of direction shown in Figure 1, has shown the schematic diagram that vapour-pressure type sample sample charging device of the present invention rotates when filling sample.
Component Name explanation in accompanying drawing:
1 upper press cover, 2 piston blocks, 3,7 O-ring seals, 4,20 steel balls, 5,19 springs, 6,18 fixed ventilation nuts, 8 first fixing pressure caps, 9,13 probes, 10 material storage room, 11 samples, 12 second fixing pressure caps, 14 rubber cases, 15 sealing clamps, 16 piston rods, 17 air-pressure chambers, 21 fastening handles, 22 set bolts, 23 rotating discs, 24 fixed supports, 25 fastening bolts, 26 air flues.
Embodiment
The present invention is described in detail below in conjunction with accompanying drawing.
See also Fig. 1, vapour-pressure type sample sample charging device of the present invention is comprised of air-pressure chamber 17 and material storage room's 10 two parts substantially.
Be equiped with upper press cover 1, piston block 2, O-ring seal 3, steel ball 4, spring 5, fixed ventilation nut 6, first fixedly pressure cap 8, piston rod 16, fixed ventilation nut 18, spring 19, steel ball 20 on air-pressure chamber 17.
Upper press cover 1 is fastened on air-pressure chamber 17, plays the effect that prevents that piston block 2 from moving upward and break away from from air-pressure chamber 17.Piston block 2 is placed in air-pressure chamber 17, is connected to form integral body with O-ring seal 3 and piston rod 16 and does downwards and the to-and-fro movement that makes progress, and carries out compression and the air-breathing work of air.First fixedly is provided with first tapering groove that connects air-pressure chamber and material storage room in pressure cap 8, steel ball 4 is placed on first fixedly in the first tapering groove of pressure cap 8, the tapering mouth of this first tapering groove is towards air-pressure chamber 17, spring 5 is placed on first fixedly in the first tapering groove of pressure cap 8, withstand steel ball 4 from below, fixed ventilation nut 6 is placed on first fixedly in the first tapering groove of pressure cap 8, withstands spring 5 and make them become as a whole below steel ball 4 and spring 5, plays the fixedly effect of steel ball 4 and spring 5.Under the effect of spring 5 and fixed ventilation nut 6, can make closedtop on steel ball 4 live the tapering mouth of the first tapering groove.When piston block 2 and O-ring seal 3 and piston rod 16 were connected to form integral body and do to compressed air, steel ball 4 was opened the tapering mouth of the first tapering groove under the pressure of air, and pressurized air enters material storage room 10.Do when moving upward when piston block 2 and O-ring seal 3 and 16 piston rods are connected to form integral body, air pressure reduces, and spring 5 withstands steel ball 4 to seal the tapering mouth of the first tapering groove again, forms by the Non-return air valve of air-pressure chamber 17 to material storage room 10.
First fixedly pressure cap 8 also be provided with the second tapering groove, this the second tapering groove communicates with ambient atmosphere by an air flue 26, the tapering mouth of this second tapering groove is towards the direction of material storage room 10, fixed ventilation nut 18 and spring 19 and steel ball 20 are placed in the second tapering groove together, and the bottom of tapering groove is 90 down and spends the right angle by air flue 26 and connect to the external world.Steel ball 20 is under spring 19 and 18 effects of fixed ventilation nut, seal the tapering mouth of the second tapering groove downwards, when piston block 2 and O-ring seal 3 and piston rod 16 are connected to form integral body and do to compressed air, steel ball 4 is opened downwards, pressure gas enters material storage room 10, at this moment steel ball 20 under spring 19 and 18 effects of fixed ventilation nut, seals the path that the second tapering groove and air flue 26 lead to the outside, forms air-pressure chamber 17 to the Non-return air valve of atmosphere.
First fixedly pressure cap 8 are pedestals of air-pressure chamber 17, simultaneously or the fixedly pressure cap of material storage room 10.First when fixedly pressure cap 8 and air-pressure chamber 17 are threaded, and must be entangled on air-pressure chamber 17 screw threads with the teflon strip and play sealing function.
Material storage room 10 be equiped with first fixedly pressure cap 8, probe 9 and 13, sample 11, second fixedly pressure cap 12, rubber case 14,15 seal clamps.
Probe 9 and 13 is placed in material storage room 10, and sample 11 is placed between two control heads 9 and 13.The second external thread below fixedly pressure cap 12 is connected with material storage room by self internal thread connects, and simultaneously rubber case 14 is pressed on the tapering face of material storage room 10 bottoms.Second fixedly the tapering of pressure cap 12 bottoms and material storage room 10 bottoms is identical, tighten second fixedly pressure cap 12 rubber case 14 that will be enclosed within on 10 material storage room's bottom tapering faces push down, play effect fixing and sealing.The outlet of rubber case 14 is equipped with sealed card 15, and the effect of sealed card 15 is there being the exit seal of the rubber case 14 of certain-length to block.
Along with the pressurized air of air-pressure chamber 17 is constantly thrown into, the internal diameter of rubber case 14 constantly expands and extends, for pop one's head in 9, sample 11 and pop one's head in and 13 can enter smoothly enough spaces are provided in rubber case 14.When probe 9, sample 11 and pop one's head in 13 enter rubber case 14 after, unclamp second fixedly pressure cap 12 take off rubber case 14, complete the sample process that fills.
Vapour-pressure type sample sample charging device of the present invention also is provided with rotating disc 23, and this rotating disc 23 rotatably is fixed on fixed support 24, is fixed on worktable by this fixed support 24.
Fastening handle 21 is screwed on set bolt 22, and groove and rotating disc 23 that set bolt 22 passes above fixed support 24 are tightened integral body of formation.Rotating disc 23 passes the center pit of fixed support 24, the outer medium position welding of rotating disc 23 microcephalies' diameter and material storage room 10 forms an integral body, driven rotary dish 23 is synchronized with the movement when rotation material storage room 10, can be tightened on fixed support 24 panels with fastening handle 21 when as can see from Figure 2, rotating material storage room 10.Fastening bolt 25 passes the base channel of fixed support 24, withstands with fastening bolt 25 rotations when fixed support 24 is fixed on above desk.When filling sample, unclamp set bolt 22, rotary pneumatic pressure type sample sample charging device is horizontal, after sample is packed into again rotary pneumatic pressure type sample sample charging device be vertical configuration, the beginning pressure process.Sense of rotation is as shown in the arrow in Fig. 2.
Claims (7)
1. vapour-pressure type sample sample charging device mainly includes:
One air-pressure chamber, piston block is equipped with in inside, and this piston block top connection one piston rod drives piston block by piston rod and does in air-pressure chamber downwards and the to-and-fro movement that makes progress;
The lower end of this air-pressure chamber connects the first fixing pressure cap, this first fixing below connection material storage room of pressure cap;
First fixedly pressure cap be provided with the first tapering groove and the second tapering groove, wherein first tapering groove connects air-pressure chamber and material storage room, the tapering mouth of described the first tapering groove is towards air-pressure chamber; The second tapering groove connects an air flue, and the tapering mouth of described the second tapering groove is towards material storage room;
Be equipped with a spring in the first tapering groove and the second tapering groove, wherein a steel ball is supported in the top of the spring in the first tapering groove, forms by the Non-return air valve of air-pressure chamber to material storage room;
Support a steel ball below spring in the second tapering groove, form atmosphere to the Non-return air valve of air-pressure chamber;
The lower port of material storage room is provided with the second fixing pressure cap, this second fixing clamping one rubber case between pressure cap and material storage room.
2. vapour-pressure type sample sample charging device according to claim 1, wherein, the upper end of air-pressure chamber is fixed with a upper press cover, prevents that piston block from moving upward and breaks away from from air-pressure chamber, and piston rod extends this upper press cover.
3. vapour-pressure type sample sample charging device according to claim 1, wherein, the upper and lower surface of piston block is equipped with O-ring seal, is connected to form an integral body with piston rod together with piston block.
4. vapour-pressure type sample sample charging device according to claim 1, wherein, material storage room and first fixedly is provided with O-ring seal between pressure cap, makes the end face and first of material storage room fixedly be sealing state between pressure cap.
5. vapour-pressure type sample sample charging device according to claim 1, wherein, first fixedly in pressure cap the spring of the first tapering groove and the second tapering groove fixed by the fixed ventilation nut.
6. vapour-pressure type sample sample charging device according to claim 1, wherein, an end of material storage room's clamping rubber case is a tapering face.
7. vapour-pressure type sample sample charging device according to claim 1, wherein, the outlet of rubber case is provided with the sealing clamp.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201210055814 CN102607929B (en) | 2012-03-05 | 2012-03-05 | Pneumatic type sample loader |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201210055814 CN102607929B (en) | 2012-03-05 | 2012-03-05 | Pneumatic type sample loader |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102607929A CN102607929A (en) | 2012-07-25 |
| CN102607929B true CN102607929B (en) | 2013-11-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201210055814 Expired - Fee Related CN102607929B (en) | 2012-03-05 | 2012-03-05 | Pneumatic type sample loader |
Country Status (1)
| Country | Link |
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| CN (1) | CN102607929B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2188205Y (en) * | 1993-10-22 | 1995-01-25 | 西南石油学院 | Rock physical property parameter testing device |
| CN1242520A (en) * | 1998-07-20 | 2000-01-26 | 丁天惠 | Automatic air pressure sample feeding device for capillary electrophoretic instrument |
| JP3229126B2 (en) * | 1994-07-04 | 2001-11-12 | 三菱重工業株式会社 | Traveling body displacement measurement device |
| CN2533463Y (en) * | 2001-12-24 | 2003-01-29 | 中国科学院安徽光学精密机械研究所 | Quick sample feeding device for analyzing solid sample in high vacuum |
| CN101143270A (en) * | 2006-09-15 | 2008-03-19 | 中国科学院大连化学物理研究所 | Sleeve type high-temperature and high-pressure resistant extracting pool and external member used for solvent extraction |
| CN201159738Y (en) * | 2008-02-21 | 2008-12-03 | 宝山钢铁股份有限公司 | Sample orienting and locating transmission device for pneumatic sampling machine |
| CN101525742A (en) * | 2009-04-20 | 2009-09-09 | 南京大学 | Method for sample loading, sampling and sample transferring of chemical vapor deposition material growing equipment |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5256078Y2 (en) * | 1971-10-05 | 1977-12-17 | ||
| JPH03229126A (en) * | 1990-02-02 | 1991-10-11 | Nkk Corp | Pressure holding container |
-
2012
- 2012-03-05 CN CN 201210055814 patent/CN102607929B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2188205Y (en) * | 1993-10-22 | 1995-01-25 | 西南石油学院 | Rock physical property parameter testing device |
| JP3229126B2 (en) * | 1994-07-04 | 2001-11-12 | 三菱重工業株式会社 | Traveling body displacement measurement device |
| CN1242520A (en) * | 1998-07-20 | 2000-01-26 | 丁天惠 | Automatic air pressure sample feeding device for capillary electrophoretic instrument |
| CN2533463Y (en) * | 2001-12-24 | 2003-01-29 | 中国科学院安徽光学精密机械研究所 | Quick sample feeding device for analyzing solid sample in high vacuum |
| CN101143270A (en) * | 2006-09-15 | 2008-03-19 | 中国科学院大连化学物理研究所 | Sleeve type high-temperature and high-pressure resistant extracting pool and external member used for solvent extraction |
| CN201159738Y (en) * | 2008-02-21 | 2008-12-03 | 宝山钢铁股份有限公司 | Sample orienting and locating transmission device for pneumatic sampling machine |
| CN101525742A (en) * | 2009-04-20 | 2009-09-09 | 南京大学 | Method for sample loading, sampling and sample transferring of chemical vapor deposition material growing equipment |
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|---|---|
| CN102607929A (en) | 2012-07-25 |
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| C06 | Publication | ||
| PB01 | Publication | ||
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| SE01 | Entry into force of request for substantive examination | ||
| C53 | Correction of patent for invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: Yang Wei Inventor after: Wu Xiangyang Inventor after: Hao Zhaobing Inventor after: Huang Weiqing Inventor before: Yang Wei Inventor before: Wu Xiangyang Inventor before: Hao Zhaobing Inventor before: Huang Weiqing |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131106 Termination date: 20190305 |