CN109000979B - Sampling device suitable for liquid storage tank - Google Patents
Sampling device suitable for liquid storage tank Download PDFInfo
- Publication number
- CN109000979B CN109000979B CN201811035211.3A CN201811035211A CN109000979B CN 109000979 B CN109000979 B CN 109000979B CN 201811035211 A CN201811035211 A CN 201811035211A CN 109000979 B CN109000979 B CN 109000979B
- Authority
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- China
- Prior art keywords
- baffle
- liquid storage
- ring
- sampling device
- storage tank
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000005070 sampling Methods 0.000 title claims abstract description 57
- 239000007788 liquid Substances 0.000 title claims abstract description 51
- 239000000463 material Substances 0.000 claims abstract description 49
- 238000007789 sealing Methods 0.000 claims abstract description 14
- 230000000903 blocking effect Effects 0.000 claims description 7
- 239000012530 fluid Substances 0.000 claims 7
- 230000007547 defect Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Sampling And Sample Adjustment (AREA)
- Closures For Containers (AREA)
Abstract
A sampling device suitable for a liquid storage tank relates to a sampling device, a material guiding pipe (4) is penetrated in a hole of a liquid storage tank wall (1), a locking ring (3) and a rubber ring (2) sleeved on the material guiding pipe and an end plate (19) at the inner end of the material guiding pipe are used for clamping the inner wall and the outer wall around the hole on the liquid storage tank wall, one end of a spring (15) is propped against the inner end of the material guiding pipe on the outer side wall of a discharge hole (18) in the middle part of the end plate, the other end of the spring is propped against a baffle (14), a plurality of grooves (23) are formed in the outer assistance surface of the baffle, a raised ring (24) is arranged on the baffle, a plurality of raised strips (28) are arranged in the raised ring, a plugging cap (5) is fixed at the outer end of the material guiding pipe, the plugging cap is provided with a material receiving hole, and the raised ring is propped against the edge of a sealing ring (13) close to the inner opening; according to the invention, the material guiding pipe is arranged on the liquid storage tank, and the special sampling bottle for the plugging cap is used for acquiring the sample, so that the defect that the test data is influenced due to air contact during sampling in the prior art is overcome.
Description
[ Field of technology ]
The invention relates to a sampling device, in particular to a sampling device suitable for a liquid storage tank.
[ Background Art ]
As known, the sampling of a liquid storage tank in the chemical industry is an important basis for judging the liquid condition in the tank, more commercially available sampling devices are available, particularly, samples of liquids with different heights in the tank are obtained in a mechanical rotation mode, the samples obtained in the sampling mode often deviate from the samples actually flowing out of the tank, and the main reasons are that the quality of the raw materials on the liquid storage tank is different due to the installation height of a material taking pipeline, precipitation or the occurrence of the original tank in the long-term storage process, and the differences are often difficult to accurately detect and finally cause quality fluctuation; the mode of setting valves at different heights on the liquid storage tank is also adopted to obtain samples, but the liquid pressure in the tank is larger, so that the liquid is not well controlled and is easy to splash to the ground to cause pollution.
[ Invention ]
In order to overcome the defects in the background art, the invention discloses a sampling device suitable for a liquid storage tank, which overcomes the defect that the prior art is influenced by air contact during sampling to test data by arranging a material guiding pipe on the liquid storage tank and acquiring a sample by a special sampling bottle aiming at a plugging cap.
The technical scheme for realizing the invention is as follows:
The utility model provides a sampling device suitable for liquid storage pot, includes liquid storage pot wall, draws material pipe, locking ring, spring, baffle, sealing washer and shutoff cap, sets up corresponding quantity and high hole as required on the liquid storage pot wall, draws the inner of material pipe to be equipped with the end plate, draw the material pipe to be close to the inner and wear in the hole of liquid storage pot wall, draw the centre gripping of the inner and outer wall around the hole on the liquid storage pot wall by the end plate of locking ring and rubber ring and drawing the material pipe inner on the material pipe, draw the spring one end top in the material pipe hole in the material pipe inner on the lateral wall of the outer support of end plate middle part discharge gate, the spring other end top is on the baffle that draws the material pipe outer port to set up, and the interval is equipped with a plurality of grooves on the outer support face of baffle, a plurality of groove middle parts of baffle lateral surface are equipped with protruding ring, baffle lateral surface in the protruding ring is equipped with the protruding strip that the radial distribution, and the shutoff cap is fixed at the outer end of drawing the material pipe, middle part to the outside face in the shutoff cap is equipped with the material mouth, and the protruding ring top of baffle forms the sealing washer that is close to the inner edge that sets up on the annular step in the shutoff mouth.
The sampling device suitable for the liquid storage tank is characterized in that a material receiving port arranged from the middle part to the outer surface in the plugging cap is an internal thread A, and the internal thread A is matched with an external thread of a bottle opening of a sampling bottle.
The sampling device is suitable for the liquid storage tank, and a bottle opening of the sampling bottle is provided with a bottle cap.
The sampling device suitable for the liquid storage tank is characterized in that a blocking head is arranged on an internal thread A of the blocking cap.
The sampling device suitable for the liquid storage tank is characterized in that the screw rod of the plugging head is provided with an internal thread A of the plugging cap, and the outer end of the screw rod of the plugging head is provided with a screwing piece.
The sampling device suitable for the liquid storage tank is characterized in that a diameter-enlarging sheet is arranged between the screw and the screwing sheet.
The sampling device suitable for the liquid storage tank is characterized in that a plurality of radially distributed protruding strips are arranged on the outer side face of the baffle in the protruding ring, and the protruding strips are Y-shaped protruding strips or cross-shaped protruding strips.
The sampling device suitable for the liquid storage tank is characterized in that an external thread A is arranged on the external assistance surface of the material guiding pipe, an internal thread B is arranged on the inner hole surface of the locking ring, and the locking ring is connected with the external thread A of the material guiding pipe through the internal thread B.
The sampling device suitable for the liquid storage tank is characterized in that an external thread A is arranged on the external assistance surface of the material guiding pipe, an internal thread C is arranged from the middle part of the plugging cap to the inner surface of the material guiding pipe, the internal thread C of the plugging cap is connected with the external thread A of the material guiding pipe, and the pipe orifice at the outer end of the material guiding pipe is pressed on the inner side surface of the sealing ring to be close to external assistance.
The sampling device suitable for the liquid storage tank is characterized in that a movable rod is arranged in the middle of the inner side surface of the baffle plate and penetrates through a spring hole of the spring.
Through the above disclosure, the beneficial effects of the invention are:
according to the sampling device suitable for the liquid storage tank, the material guiding pipes are respectively arranged at different heights on the wall of the liquid storage tank, the springs in the material guiding pipes control the baffle plates to seal the internal threaded holes in the plugging caps, when sampling is needed, the bottle mouths of the sampling bottles are connected with the internal threads of the plugging caps, at the moment, the bottle mouths of the sampling bottles move upwards against the baffle plates, liquid in the liquid storage tank with the needed height enters the sampling bottles through the gaps among the discharge holes of the end plates of the material guiding pipes, the grooves of the baffle plates and the convex strips on the outer side surfaces of the baffle plates, and after sampling is finished, the sampling bottles are taken down, and meanwhile, the convex rings of the baffle plates are forced to be closed with sealing rings by the springs; the invention can ensure that the sampled sample is in contact with air when the sampled sample is very small in the sampling process, and can ensure the original state of the sample.
[ Description of the drawings ]
FIG. 1 is a schematic illustration of the mounting location of the present invention on a liquid storage tank;
FIG. 2 is a schematic view of the assembled structure of the present invention;
FIG. 3 is a schematic perspective view of a baffle plate according to the present invention;
In the figure: 1. a liquid storage tank wall; 2. a rubber ring; 3. a locking ring; 4. a material guiding pipe; 5. a plugging cap; 6. an internal thread A; 7. screwing the sheet; 8. expanding the diameter sheet; 9. a screw; 10. a bottle cap; 11. a bottle mouth; 12. sampling bottle; 13. a seal ring; 14. a baffle; 15. a spring; 16. a moving rod; 17. a liquid; 18. a discharge port; 19. an end plate; 20. pipe holes; 21. an external thread A; 22. an internal thread B; 23. a groove; 24. a raised ring; 25. an internal thread C; 26. a step; 27. an outer side surface; 28. and (5) protruding strips.
[ Detailed description ] of the invention
The invention is further illustrated below with reference to examples; the following examples are not intended to limit the invention, but merely as a means for supporting the practice of the invention, and any equivalent structural substitutions within the technical framework of the invention disclosed herein are intended to be within the scope of the invention;
The sampling device suitable for the liquid storage tank comprises a liquid storage tank wall 1, a material guiding pipe 4, a locking ring 3, a spring 15, a baffle 14, a sealing ring 13 and a plugging cap 5, wherein holes with corresponding quantity and height are arranged on the liquid storage tank wall 1 according to the requirement, an end plate 19 is arranged at the inner end of the material guiding pipe 4, the inner end of the material guiding pipe 4 near to the inner end penetrates through the hole of the liquid storage tank wall 1, an external thread A21 is arranged on the external assistance surface of the material guiding pipe 4, an internal thread B22 is arranged on the inner hole surface of the locking ring 3, the locking ring 3 is connected with the external thread A21 of the material guiding pipe 4 through the internal thread B22, the locking ring 3 and the rubber ring 2 sleeved on the material guiding pipe 4 and the end plate 19 at the inner end of the material guiding pipe 4 clamp the inner wall 1 around the hole, one end of a spring 15 in a tube hole 20 of the guide tube 4 is propped against the outer side wall of the middle discharge hole 18 of the end plate 19 at the inner end of the guide tube 4, the other end of the spring 15 is propped against a baffle plate 14 arranged at the outer end of the guide tube 4, a movable rod 16 is arranged at the middle part of the inner side surface of the baffle plate 14, the movable rod 16 penetrates through a spring hole of the spring 15, a plurality of grooves 23 are formed in the outer assistance surface of the baffle plate 14 at intervals, a raised ring 24 is arranged at the middle part of the plurality of grooves 23 of the outer side surface 27 of the baffle plate 14, a plurality of raised strips 28 which are distributed radially are arranged on the outer side surface of the baffle plate 14 in the raised ring 24, and the raised strips 28 which are distributed radially are Y-shaped raised strips 28 or cross-shaped raised strips 28 in combination with the figure 3; the plugging cap 5 is fixed at the outer end of the material guiding pipe 4, an internal thread C25 is arranged on the middle part to the inner surface of the plugging cap 5, the internal thread C25 of the plugging cap 5 is connected with an external thread A21 of the material guiding pipe 4, a material receiving opening is arranged on the middle part to the outer surface in the plugging cap 5, an internal thread A6 is arranged in the material receiving opening, a plugging head is arranged on the internal thread A6 of the plugging cap 5, a screw rod 9 of the plugging head plugs the internal thread A6 of the plugging cap 5, a screwing piece 7 is arranged at the outer end of the screw rod 9 of the plugging head, and an expanding piece 8 is arranged between the screw rod 9 and the screwing piece 7; the internal thread A6 is matched with the external thread of the bottle mouth 11 of the sampling bottle 12, the bottle mouth 11 of the sampling bottle 12 is provided with a bottle cap 10, a raised ring 24 of a baffle plate 14 is propped against the edge of a sealing ring 13 close to an inner opening, which is arranged on an annular step 26 formed at the inner end of a material receiving opening of the plugging cap 5, and the pipe opening at the outer end of the material guiding pipe 4 is pressed on the inner side surface of the sealing ring 13 to be close to external assistance.
According to the sampling device suitable for the liquid storage tank, the structure shown in the attached figures 1, 2 and 3 is combined, when sampling is carried out, the plugging head with the proper height of the liquid storage tank wall 1 is taken down according to the requirement, then the external thread of the bottle mouth 11 of the sampling bottle 12 is connected to the internal thread A6 of the plugging cap 5, at the moment, the bottle mouth 11 of the sampling bottle 12 jacks up the convex strip 28 of the baffle plate 14, at the moment, the convex ring 24 of the baffle plate 14 leaves the sealing ring 13, liquid 17 in the liquid storage tank enters the sampling bottle 12 through the gap between the convex strip 28 and the outer side surface 27 of the baffle plate 14 after entering the groove 23 of the baffle plate 14 from the discharge port 18 in the middle of the end plate 19, when the sample liquid 17 in the sampling bottle 12 reaches the required quantity, the action force of the spring 15 is exerted when the sampling bottle 12 is screwed and taken down, the convex ring 24 of the baffle plate 14 is rapidly pressed on the sealing ring 13 to form a sealing, then the bottle mouth 11 of the sampling bottle 12 is covered by the bottle cap 10, and a sample 17 in the sampling bottle 12 is sent to be inspected.
The invention is not described in detail in the prior art.
Claims (8)
1. The utility model provides a sampling device suitable for liquid storage pot, includes liquid storage pot wall (1), draws material pipe (4), locking ring (3), spring (15), baffle (14), sealing washer (13) and plugging cap (5), characterized by: holes with corresponding quantity and height are arranged on the liquid storage tank wall (1) according to the requirement, the inner end of the guide pipe (4) is provided with an end plate (19), the inner end of the guide pipe (4) is near to the inner end and penetrates through the holes of the liquid storage tank wall (1), a locking ring (3) and a rubber ring (2) sleeved on the guide pipe (4) and the end plate (19) at the inner end of the guide pipe (4) clamp the inner wall and the outer wall around the holes on the liquid storage tank wall (1), one end of a spring (15) in a pipe hole (20) of the guide pipe (4) is propped against the outer side wall of a discharge hole (18) at the middle part of the end plate (19) at the inner end of the guide pipe (4), the other end of the spring (15) is propped against a baffle (14) arranged at the outer port of the guide pipe (4), a plurality of grooves (23) are formed in an interval on the outer assistance surface of the baffle (14), the middle part of the plurality of grooves (23) sleeved on the outer side surface (27) of the baffle (14) is provided with a bulge ring (24), the outer side surface (27) of the baffle (14) in the bulge ring (24) is provided with a plurality of radial strips (28) distributed on the outer side surface (14) of the baffle (14) and is provided with a plurality of bulge caps (5) and distributed on the outer side surface (5) to the outer side of the baffle (4) and is provided with the outer end of the baffle cap (14) and the bulge cap (27) is distributed on the inner side surface (27, the raised ring (24) of the baffle (14) is propped against the inner end of the material receiving opening of the plugging cap (5) to form an annular step (26), and a sealing ring (13) arranged on the annular step is close to the edge of the inner opening;
The material receiving opening arranged from the middle part to the outer surface in the plugging cap (5) is an internal thread A (6), and the internal thread A (6) is matched with the external thread of the bottle mouth (11) of the sampling bottle (12);
a blocking head is arranged on the internal thread A (6) of the blocking cap (5).
2. The sampling device for a fluid reservoir of claim 1, wherein: the bottle mouth (11) of the sampling bottle (12) is provided with a bottle cap (10).
3. The sampling device for a fluid reservoir of claim 1, wherein: the screw rod (9) of the blocking head is used for blocking the internal thread A (6) of the cap (5), and a screwing piece (7) is arranged at the outer end of the screw rod (9) of the blocking head.
4. A sampling device for a fluid reservoir according to claim 3, wherein: an expanding piece (8) is arranged between the screw (9) and the screwing piece (7).
5. The sampling device for a fluid reservoir of claim 1, wherein: the plurality of radially distributed protruding strips (28) arranged on the outer side surface of the baffle in the protruding ring (24) are Y-shaped protruding strips (28) or cross-shaped protruding strips (28).
6. The sampling device for a fluid reservoir of claim 1, wherein: an external thread A (21) is arranged on the external assistance surface of the guiding pipe (4), an internal thread B (22) is arranged on the inner hole surface of the locking ring (3), and the locking ring (3) is connected with the external thread A (21) of the guiding pipe (4) through the internal thread B (22).
7. The sampling device for a fluid reservoir of claim 1, wherein: the external thread A (21) is arranged on the external assistance surface of the material guiding pipe (4), the internal thread C (25) is arranged between the middle part of the plugging cap (5) and the internal surface, the internal thread C (25) of the plugging cap (5) is connected with the external thread A (21) of the material guiding pipe (4), and the pipe orifice at the external end of the material guiding pipe (4) is pressed on the inner side surface of the sealing ring (13) to be close to external assistance.
8. The sampling device for a fluid reservoir of claim 1, wherein: a movable rod (16) is arranged in the middle of the inner side surface of the baffle plate (14), and the movable rod (16) penetrates through a spring hole of the spring (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811035211.3A CN109000979B (en) | 2018-09-06 | 2018-09-06 | Sampling device suitable for liquid storage tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811035211.3A CN109000979B (en) | 2018-09-06 | 2018-09-06 | Sampling device suitable for liquid storage tank |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109000979A CN109000979A (en) | 2018-12-14 |
| CN109000979B true CN109000979B (en) | 2024-05-28 |
Family
ID=64591037
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811035211.3A Active CN109000979B (en) | 2018-09-06 | 2018-09-06 | Sampling device suitable for liquid storage tank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109000979B (en) |
Citations (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1046181A (en) * | 1951-01-23 | 1953-12-03 | Closing device for bottles, consisting of a screwed cap | |
| GB798334A (en) * | 1956-03-15 | 1958-07-16 | Shell Res Ltd | Improvements in or relating to liquid storage tanks |
| GB1178108A (en) * | 1966-10-18 | 1970-01-21 | Whessoe Ltd | Taking of Liquid Samples from a Storage Tank |
| US3955436A (en) * | 1975-03-10 | 1976-05-11 | Particle Technology, Inc. | Liquid sampling and container handling apparatus |
| JP3058167U (en) * | 1998-10-01 | 1999-06-08 | 宏全金屬開發股▲ふん▼有限公司 | Cap with negative pressure resistant sealing means |
| JP2004243308A (en) * | 2002-08-01 | 2004-09-02 | Tosoh Corp | Microchannel structure, desk size chemical plant constituted thereof, and fine particle producing apparatus using them |
| CN203502259U (en) * | 2013-07-23 | 2014-03-26 | 南通市三联石化设备制造有限公司 | Sealed sampling device |
| CN104006987A (en) * | 2014-05-13 | 2014-08-27 | 江苏爵格工业设备有限公司 | Closed sampling device |
| CN203824799U (en) * | 2014-05-13 | 2014-09-10 | 江苏爵格工业设备有限公司 | Airtight sampling device |
| CN104613270A (en) * | 2014-12-19 | 2015-05-13 | 洛阳能源密封件有限公司 | Pipeline temporary sealing device capable of being prevented from being opened by mistake |
| CN204536047U (en) * | 2015-04-30 | 2015-08-05 | 茂名华粤机电设备有限公司 | A kind of sampling bottle sealing adaptor |
| CN105571893A (en) * | 2014-10-17 | 2016-05-11 | 茂名华粤机电设备有限公司 | Closed sampling device with fast connectors |
| CN105883209A (en) * | 2016-06-23 | 2016-08-24 | 河南中托力合化学有限公司 | Chemical reagent or chemical product sampling and inspection submitting device |
| CN107447875A (en) * | 2017-08-30 | 2017-12-08 | 丽水创智果科技有限公司 | A kind of house hole flood situation arriving plugging device |
| CN209198110U (en) * | 2018-09-06 | 2019-08-02 | 河南中托力合化学有限公司 | A kind of pipeline sampling apparatus |
| CN209214974U (en) * | 2018-09-06 | 2019-08-06 | 河南中托力合化学有限公司 | A kind of sampling apparatus suitable for fluid reservoir |
-
2018
- 2018-09-06 CN CN201811035211.3A patent/CN109000979B/en active Active
Patent Citations (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1046181A (en) * | 1951-01-23 | 1953-12-03 | Closing device for bottles, consisting of a screwed cap | |
| GB798334A (en) * | 1956-03-15 | 1958-07-16 | Shell Res Ltd | Improvements in or relating to liquid storage tanks |
| GB1178108A (en) * | 1966-10-18 | 1970-01-21 | Whessoe Ltd | Taking of Liquid Samples from a Storage Tank |
| US3955436A (en) * | 1975-03-10 | 1976-05-11 | Particle Technology, Inc. | Liquid sampling and container handling apparatus |
| JP3058167U (en) * | 1998-10-01 | 1999-06-08 | 宏全金屬開發股▲ふん▼有限公司 | Cap with negative pressure resistant sealing means |
| JP2004243308A (en) * | 2002-08-01 | 2004-09-02 | Tosoh Corp | Microchannel structure, desk size chemical plant constituted thereof, and fine particle producing apparatus using them |
| CN203502259U (en) * | 2013-07-23 | 2014-03-26 | 南通市三联石化设备制造有限公司 | Sealed sampling device |
| CN203824799U (en) * | 2014-05-13 | 2014-09-10 | 江苏爵格工业设备有限公司 | Airtight sampling device |
| CN104006987A (en) * | 2014-05-13 | 2014-08-27 | 江苏爵格工业设备有限公司 | Closed sampling device |
| CN105571893A (en) * | 2014-10-17 | 2016-05-11 | 茂名华粤机电设备有限公司 | Closed sampling device with fast connectors |
| CN104613270A (en) * | 2014-12-19 | 2015-05-13 | 洛阳能源密封件有限公司 | Pipeline temporary sealing device capable of being prevented from being opened by mistake |
| CN204536047U (en) * | 2015-04-30 | 2015-08-05 | 茂名华粤机电设备有限公司 | A kind of sampling bottle sealing adaptor |
| CN105883209A (en) * | 2016-06-23 | 2016-08-24 | 河南中托力合化学有限公司 | Chemical reagent or chemical product sampling and inspection submitting device |
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| CN209198110U (en) * | 2018-09-06 | 2019-08-02 | 河南中托力合化学有限公司 | A kind of pipeline sampling apparatus |
| CN209214974U (en) * | 2018-09-06 | 2019-08-06 | 河南中托力合化学有限公司 | A kind of sampling apparatus suitable for fluid reservoir |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109000979A (en) | 2018-12-14 |
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