CN103985181B - A kind of security type sample collection device - Google Patents
A kind of security type sample collection device Download PDFInfo
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- CN103985181B CN103985181B CN201410238783.7A CN201410238783A CN103985181B CN 103985181 B CN103985181 B CN 103985181B CN 201410238783 A CN201410238783 A CN 201410238783A CN 103985181 B CN103985181 B CN 103985181B
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Abstract
The invention provides a kind of security type sample collection device, comprise frame, it is provided with material receiving port at splicing station place; Being arranged in frame and being provided with the sample bucket of IC-card, it has bung and the electronic lock for pinning bung; Have the auto-open-lock device of the ID card can opening electronic lock, ID card is arranged in frame, and when sample bucket is positioned at splicing station, it can contact with the induction zone of electronic lock automatically to respond to and unblank; The information coding waiting to collect sample can be write automatically the IC-card card reader/writer in IC-card, it is arranged on writes card station.The present invention locks bung by electronic lock, not only meets the security requirements of sample but also can prevent the moisture loss of sample; To wait that collecting the information coding of sample writes in IC-card automatically, realizes the information-based security management of sample by IC-card card reader/writer again; The present invention also utilizes sample bucket to collect sample, can reuse, reduce daily consumptive material; Be convenient to the maintenance of security type sample collection device simultaneously.
Description
Technical field
The present invention relates to particle or granular material sample collection technical field, more particularly, relate to a kind of security type sample collection device.
Background technology
In order to strictly control the quality of commodity, the staple commodities materials such as coal, Iron concentrate, coke, wood chip need when entering factory to carry out sample collection.Mainly through following two kinds of methods, sample collection is carried out to the sample of above-mentioned material at present:
One uses sample bucket splendid attire, and sample bucket is all plain code mark, and this mode can not realize the security management of sample, there is artificial phenomenon of faking;
Another kind is that sample is carried out automatic bagging sealing, and on sample sack, carries out coding or write card after being encoded by sample message, the shortcomings such as realize the security management of sample, but this technology exists sample sack can not reuse, daily consumptive material is many, discontented toe ring guaranteed request; In addition, automatic packaging machine and ink jet numbering machine require higher to environment for use, and the general dust of environment around sample collection machine is comparatively large, thus also there is packaging machine and ink jet numbering machine failure rate high, the shortcoming that line service amount is large.
In sum, how providing a kind of security requirements that can meet sample, can ensure that again sample collection instrument can be reused, the security type sample collection device simultaneously maintained easily, is current those skilled in the art technical matterss urgently to be resolved hurrily.
Summary of the invention
In view of this, the object of the present invention is to provide a kind of security type sample collection device, to realize the security requirements that can meet sample, can ensure that again sample collection instrument can be reused, thus reduce daily consumptive material, be convenient to safeguard simultaneously.
In order to achieve the above object, the invention provides following technical scheme:
A kind of security type sample collection device, comprising:
Have splicing station and the frame writing card station, described frame is provided with material receiving port at described splicing station place;
Be arranged in described frame, can be positioned at the sample bucket of described splicing station, described sample bucket has bung and the electronic lock for pinning described bung, and described sample bucket is provided with IC-card;
Auto-open-lock device, described auto-open-lock device has the ID card can opening described electronic lock, described ID card is arranged in described frame, and when described sample bucket is positioned at described splicing station, described ID card can contact with the induction zone of described electronic lock automatically to respond to and unblank;
The information coding waiting to collect sample can be write automatically the IC-card card reader/writer in described IC-card, described in described IC-card card reader/writer is arranged on, write card station.
Preferably, above-mentioned security type sample collection device also comprises:
Can move up and down the lift feeder hopper that also can be inserted into the described sample bucket being arranged in splicing station, described lift feeder hopper is arranged on described material receiving port place;
For the first electric pushrod driving described lift feeder hopper to move up and down, described first electric pushrod is arranged on the outer wall of described frame.
Preferably, above-mentioned security type sample collection device also comprises:
Described sample bucket can be rotated to respectively splicing station and the rotating disk writing card station, described rotating disk is positioned at described frame, and described sample bucket is arranged on described rotating disk by locking device;
For driving the rotary drive mechanism of described turntable rotation, described rotary drive mechanism to be arranged on bottom described frame and to be connected with described rotating disk.
Preferably, in above-mentioned security type sample collection device, described sample bucket is 6-12, and is evenly arranged along the circumference of described rotating disk.
Preferably, in above-mentioned security type sample collection device, described rotary drive mechanism is three-in-one reducing motor, and the output shaft of this three-in-one reducing motor is connected by key with the central axle sleeve of described rotating disk; Described locking device is high-head knurling screw.
Preferably, above-mentioned security type sample collection device also comprises the sample bucket transposition induction installation be arranged on described frame inner wall, described sample bucket transposition induction installation comprises the position of detecting described sample bucket and sends the sensing chip of position signalling and receive described position signalling, controls the proximity switch of described rotary drive mechanism stopping when described sample bucket rotates to described splicing station.
Preferably, above-mentioned security type sample collection device also comprises bung opening and closing device, and described bung opening and closing device comprises:
Be positioned at the Connection Block of described splicing station side, described Connection Block has chute;
Enter in the process of described splicing station the roller bearing that can enter in described chute at described sample bucket, described roller bearing is arranged on described bung;
Can order about described Connection Block do oscilaltion campaign when described roller bearing slips into described chute thus drive described roller bearing to open and close the second electric pushrod of described bung, described second electric pushrod is arranged on the top of described frame and is connected with described Connection Block.
Preferably, in above-mentioned security type sample collection device, described auto-open-lock device also comprises:
Be arranged on the locating sleeve on described frame inner wall, described locating sleeve is arranged in the horizontal direction;
Be placed on the sliding axle of described locating sleeve slidably, described ID card is fixed by screws on described sliding axle.
Preferably, in above-mentioned security type sample collection device, described frame is full-enclosed structure, and is provided with gate control system.
Preferably, in above-mentioned security type sample collection device, described IC-card is arranged on the center of described bung end face.
As can be seen from above-mentioned technical scheme, security type sample collection device provided by the invention comprises frame, sample bucket, auto-open-lock device and IC-card card reader/writer; Wherein, frame has splicing station and writes card station, and it is provided with material receiving port at splicing station place; Sample bucket is arranged in frame also can be positioned at splicing station, and sample bucket has bung and the electronic lock for pinning bung, sample bucket is provided with IC (abbreviation of IntegratedCircuit, integrated circuit) card; Auto-open-lock device has the ID card (IdentificationCard that can open electronic lock, identification card) card reader, ID card is arranged in frame and ID card can contact with the induction zone of electronic lock automatically to respond to and unblanks when sample bucket is positioned at splicing station; IC-card card reader/writer can will wait that the information coding collecting sample writes in IC-card automatically, and this IC-card card reader/writer is arranged on writes card station.It should be noted that, the electronic lock on above-mentioned sample bucket can only be unblanked with special IC-card, unlocking cipher uniquely and not reproducible.
Security type sample collection device of the present invention is when collecting certain batch sample, what first make empty sample bucket be positioned at frame writes card station, utilize IC-card card reader/writer to wait that the information coding collecting sample writes in the IC-card on sample bucket automatically, and and then automatically read once to guarantee that the information coding of sample correctly writes; Then make this sample bucket be positioned at splicing station, now the ID card of auto-open-lock device contacts with the induction zone of electronic lock, electronic lock is responded to automatically and unblanks; Then opened by bung, sample just can enter in sample bucket by material receiving port, realizes sample collection.After sample collection completes, closed by bung, bung is closed on the electronic lock automatic locking of this sample bucket after 5 seconds.
In summary, the present invention locks bung by electronic lock, not only meets the security requirements of sample but also can prevent the moisture loss of sample; To wait that collecting the information coding of sample writes in IC-card automatically, realizes the information-based security management of sample, guarantees sample objective and fair, improve the management level of enterprise by IC-card card reader/writer again; The present invention utilizes sample bucket to collect sample, and this sample bucket can reuse, thus reduces daily consumptive material; Simultaneously without the need to using packaging machine and ink jet numbering machine, be convenient to the maintenance of security type sample collection device.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the front view of the security type sample collection device that the embodiment of the present invention provides;
Fig. 2 is the cut-open view along A-A line in Fig. 1;
Fig. 3 is the K direction view in Fig. 1;
Fig. 4 is the side view of the sample bucket that the embodiment of the present invention provides.
Embodiment
Embodiments provide a kind of security type sample collection device, the security requirements of sample can be met, can ensure that again sample collection instrument can be reused, thus reduce daily consumptive material, be convenient to safeguard simultaneously.
For making the object of the embodiment of the present invention, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in the embodiment of the present invention, technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Please refer to accompanying drawing 1-4, the security type sample collection device that the embodiment of the present invention provides comprises frame 4, sample bucket 5, auto-open-lock device 10 and IC-card card reader/writer 3; Wherein, frame 4 has splicing station and writes card station, and it is provided with material receiving port at splicing station place; Sample bucket 5 is arranged in frame 4 also can be positioned at splicing station, and sample bucket 5 has bung and the electronic lock 52 for pinning bung, sample bucket 5 is provided with IC-card 51; Auto-open-lock device 10 has the ID card can opening electronic lock 52, and ID card is arranged in frame 4 and ID card can contact with the induction zone of electronic lock 52 automatically to respond to and unblanks when sample bucket 5 is positioned at splicing station; IC-card card reader/writer 3 can will wait that the information coding collecting sample writes in IC-card 51 automatically, and this IC-card card reader/writer 3 is arranged on writes card station.It should be noted that, the electronic lock 52 on above-mentioned sample bucket 5 can only be unblanked with special I D card, unlocking cipher uniquely and not reproducible.
Security type sample collection device of the present invention is when collecting certain batch sample, what first make empty sample bucket 5 be positioned at frame 4 writes card station, utilize IC-card card reader/writer 3 to wait that the information coding collecting sample writes in the IC-card 51 on sample bucket 5 automatically, and and then automatically read once to guarantee that the information coding of sample correctly writes; Then make this sample bucket 5 be positioned at splicing station, now the ID card of auto-open-lock device 10 contacts with the induction zone of electronic lock 52, electronic lock 52 is responded to automatically and unblanks; Then opened by bung, sample just can be entered in sample bucket 5 by material receiving port, realizes sample collection.After sample collection completes, closed by bung, bung is closed on electronic lock 52 automatic locking of this sample bucket 5 after 5 seconds.
In summary, the present invention locks bung by electronic lock 52, not only meets the security requirements of sample but also can prevent the moisture loss of sample; To wait that collecting the information coding of sample writes in IC-card 51 automatically, realizes the information-based security management of sample, guarantees sample objective and fair, improve the management level of enterprise by IC-card card reader/writer 3 again; The present invention utilizes sample bucket 5 to collect sample, and this sample bucket 5 can reuse, thus reduces daily consumptive material; Simultaneously without the need to using packaging machine and ink jet numbering machine, be convenient to the maintenance of security type sample collection device.
In the present invention one specific embodiment, security type sample collection device also comprises lift feeder hopper 1 and the first electric pushrod 11, and lift feeder hopper 1 can move up and down and can be inserted into the sample bucket 5 being arranged in splicing station, and it is arranged on material receiving port place; First electric pushrod 11 moves up and down for driving lift feeder hopper 1, and it is arranged on the outer wall of frame 4.The present invention, after bung is opened, orders about lift feeder hopper 1 by the first electric pushrod 11 and declines and insert in the sample bucket 5 at splicing station place and carry out sample collection; After sample collection completes, the first electric pushrod 11 orders about lift feeder hopper 1 and rises, and is then closed by bung.Lift feeder hopper 1 pair of sample can be utilized like this to concentrate, decrease the airborne dust that sample collection process produces.
Preferably, security type sample collection device also comprises rotating disk 7 and rotary drive mechanism 8, and rotating disk 7 is positioned at frame 4, and sample bucket 5 can be rotated to splicing station and write card station by respectively, and sample bucket 5 is arranged on rotating disk 7 by locking device 6; Rotary drive mechanism 8 to be arranged on bottom frame 4 and to be connected with rotating disk 7, rotates for driving rotating disk 7.Concrete, the splicing station of frame 4 and write card station and arranges along the circumference of rotating disk 7, the present invention drives rotating disk 7 to rotate by rotary drive mechanism 8, and then respectively sample bucket 5 is rotated to splicing station and write card station, achieve the transposition of sample bucket 5, decrease human input.
Above-mentioned sample bucket 5 is 6-12 further, and is evenly arranged along the circumference of rotating disk 7.As shown in Figure 2, in the present invention one specific embodiment, uniform 6 sample buckets 5 on rotating disk 7; This security type sample collection device carries out sample collection to each sample bucket 5 successively, after the sample bucket 5 of one of them sky has been collected, utilize rotary drive mechanism 8 to order about rotating disk 7 and the sample bucket 5 filling sample is transformed into next station, then above-mentioned workflow is repeated, till all samples bucket 5 is all filled to a rear empty sample bucket 5; The present invention can take out many ladle samples product continuously, improves sampling efficiency.
Rotary drive mechanism 8 is preferably three-in-one reducing motor, and the output shaft of this three-in-one reducing motor is connected by key with the central axle sleeve of rotating disk 7.The present invention by three-in-one reducing motor for rotating disk 7 provides rotary power, because speed reduction unit, motor and detent are melted into a whole by three-in-one reducing motor, structure comparison is compact, Comparision is steady, noise is low, so taking up room of rotary drive mechanism 8 can be reduced, extend the serviceable life of security type sample collection device simultaneously.Interchangeable, above-mentioned rotary drive mechanism 8 can also can provide the mechanism of rotary power for stepper motor etc.
Locking device 6 is high-head knurling screw further, and now sample bucket 5 is fixed on rotating disk 7 by high-head knurling screw, and the spiral shell women's head-ornaments of high-head knurling screw are long-pending comparatively large, are convenient to the dismounting of sample bucket 5.
In the present invention one specific embodiment, security type sample collection device also comprises the sample bucket transposition induction installation 9 be arranged on frame 4 inwall, sample bucket transposition induction installation 9 comprises the position of detection sample bucket 5 and sends the sensing chip of position signalling and the proximity switch for receiving position signal, and when the position of sample bucket 5 rotates to splicing station, above-mentioned proximity switch control rotary drive mechanism 8 stops.The present invention utilizes sensing chip to detect the position of sample bucket 5, by startup and the stopping of proximity switch automatic control type rotating driving mechanism 8, can ensure that the collection sample bucket needing to collect sample is in splicing station, improve functional reliability.
Security type sample collection device also comprises bung opening and closing device 2, and this bung opening and closing device 2 comprises Connection Block 54, roller bearing 53 and the second electric pushrod: Connection Block 54 has chute and is positioned at the side of splicing station; Entering roller bearing 53 in the process of splicing station at sample bucket 5 can enter in above-mentioned chute, and this roller bearing 53 is arranged on bung; When roller bearing 53 slips into chute the second electric pushrod can order about Connection Block 54 do oscilaltion campaign thus drive roller bearing 53 open and close bung, above-mentioned second electric pushrod is arranged on the top of frame 4 and is connected with Connection Block 54.
When rotating disk 7 rotation makes sample bucket 5 proceed to splicing station, roller bearing 53 synchronously slips in the chute of Connection Block 54, then the second electric pushrod is made to retract, drive Connection Block 54 to do upward movement thus drive roller bearing 53 to rotate up around the pin joint of bung and staving together with bung, open bung, in the process risen, roller bearing 53 does rolling movement in chute; After collection completes, first make the second electric pushrod stretch out and do descending motion, drive Connection Block 54 to decline and drive roller bearing 53 to be rotated down around above-mentioned pin joint together with bung, closing bucket-lid; Then rotary turnplate 7 makes roller bearing 53 exit chute 54, and next empty sample bucket 5 can be made to proceed to splicing station.The present invention by bung opening and closing device 2 automatically control bung around itself and staving pin joint upwards, be rotated down, achieve opening and closing automatically of bung, improve robotization.
In order to optimize technique scheme further, auto-open-lock device 10 also comprises locating sleeve and sliding axle, and locating sleeve is arranged on frame 4 inwall and also arranges in the horizontal direction; Sliding axle is placed on locating sleeve slidably, and ID fastens on sliding axle.The present invention can adjust the position of sliding axle at locating sleeve in the horizontal direction, and then regulates the induction gap between ID card and electronic lock 52, improves induction accuracy.
In the present invention one specific embodiment, frame 4 is full-enclosed structure, and is provided with gate control system 41.This gate control system 41 comprises single open-door and electronic lock composition, and this electronic lock only can be unblanked by special I D card; Sample bucket 5 is locked in frame 4 by gate control system 41 by the present invention, improves the confidentiality of sample.Meanwhile, above-mentioned frame 4 makes sample bucket 5 be positioned at closed space, serves good protective effect to sample bucket 5, can reduce the impact of extraneous factor on sample.
Conveniently collect the write of the information coding of sample, IC-card 51 is arranged on the center of bung end face, and now IC-card 51 arranges in the plane, is convenient to aim at IC-card card reader/writer 3.Certainly, IC-card 51 can also be arranged on one end of bung end face or the staving of sample bucket 5.
In this instructions, each embodiment adopts the mode of going forward one by one to describe, and what each embodiment stressed is the difference with other embodiments, between each embodiment identical similar portion mutually see.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the present invention.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein can without departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (10)
1. a security type sample collection device, is characterized in that, comprising:
Have splicing station and the frame (4) writing card station, described frame (4) is provided with material receiving port at described splicing station place;
Be arranged in described frame (4), the sample bucket (5) of described splicing station can be positioned at, described sample bucket (5) has bung and the electronic lock (52) for pinning described bung, described sample bucket (5) is provided with IC-card (51);
Auto-open-lock device (10), described auto-open-lock device (10) has the ID card can opening described electronic lock (52), described ID card is arranged in described frame (4), and when described sample bucket (5) is positioned at described splicing station, described ID card can contact with the induction zone of described electronic lock (52) automatically to respond to and unblank;
The information coding waiting to collect sample can be write automatically the IC-card card reader/writer (3) in described IC-card (51), described in described IC-card card reader/writer (3) is arranged on, write card station.
2. security type sample collection device as claimed in claim 1, is characterized in that, also comprise:
Can move up and down the lift feeder hopper (1) that also can be inserted into the described sample bucket (5) being arranged in splicing station, described lift feeder hopper (1) is arranged on described material receiving port place;
For the first electric pushrod (11) driving described lift feeder hopper (1) to move up and down, described first electric pushrod (11) is arranged on the outer wall of described frame (4).
3. security type sample collection device as claimed in claim 1, is characterized in that, also comprise:
Described sample bucket (5) can be rotated to respectively splicing station and the rotating disk (7) writing card station, described rotating disk (7) is positioned at described frame (4), and described sample bucket (5) is arranged on described rotating disk (7) by locking device (6);
The rotary drive mechanism (8) rotated for driving described rotating disk (7), described rotary drive mechanism (8) is arranged on described frame (4) bottom and is connected with described rotating disk (7).
4. security type sample collection device as claimed in claim 3, is characterized in that, described sample bucket (5) is 6-12, and is evenly arranged along the circumference of described rotating disk (7).
5. security type sample collection device as claimed in claim 4, it is characterized in that, described rotary drive mechanism (8) is three-in-one reducing motor, and the output shaft of this three-in-one reducing motor is connected by key with the central axle sleeve of described rotating disk (7); Described locking device (6) is high-head knurling screw.
6. security type sample collection device as claimed in claim 3, it is characterized in that, also comprise sample bucket transposition induction installation (9) be arranged on described frame (4) inwall, described sample bucket transposition induction installation (9) comprises the position of the described sample bucket of detection (5) and sends the sensing chip of position signalling and receive described position signalling, controls the proximity switch that described rotary drive mechanism (8) stops when the position of described sample bucket (5) rotates to described splicing station.
7. security type sample collection device as claimed in claim 1, it is characterized in that, also comprise bung opening and closing device (2), described bung opening and closing device (2) comprising:
Be positioned at the Connection Block (54) of described splicing station side, described Connection Block (54) has chute;
Enter in the process of described splicing station the roller bearing (53) that can enter in described chute at described sample bucket (5), described roller bearing (53) is arranged on described bung;
Can order about described Connection Block (54) do oscilaltion campaign when described roller bearing (53) slips into described chute thus drive described roller bearing (53) to open and close the second electric pushrod of described bung, described second electric pushrod is arranged on the top of described frame (4) and is connected with described Connection Block (54).
8. security type sample collection device as claimed in claim 1, it is characterized in that, described auto-open-lock device (10) also comprises:
Be arranged on the locating sleeve on described frame (4) inwall, described locating sleeve is arranged in the horizontal direction;
Be placed on the sliding axle of described locating sleeve slidably, described ID fastens on described sliding axle.
9. security type sample collection device as claimed in claim 1, it is characterized in that, described frame (4) is full-enclosed structure, and is provided with gate control system (41).
10. the security type sample collection device as described in any one of claim 1-9, is characterized in that, described IC-card (51) is arranged on the center of described bung end face.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410238783.7A CN103985181B (en) | 2014-05-30 | 2014-05-30 | A kind of security type sample collection device |
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| CN201410238783.7A CN103985181B (en) | 2014-05-30 | 2014-05-30 | A kind of security type sample collection device |
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| CN103985181A CN103985181A (en) | 2014-08-13 |
| CN103985181B true CN103985181B (en) | 2016-03-16 |
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Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104504787B (en) * | 2014-12-03 | 2017-02-01 | 国电南京煤炭质量监督检验中心 | Sample storage barrel and intelligent management system |
| CN106185019A (en) * | 2015-04-29 | 2016-12-07 | 湖南万通科技股份有限公司 | A kind of granule or granular material sample collection bucket |
| CN105083737A (en) * | 2015-09-11 | 2015-11-25 | 长沙通发高新技术开发有限公司 | Password barrel with cover independently opened |
| CN106428979B (en) * | 2016-09-30 | 2018-12-18 | 湖南万通科技股份有限公司 | A kind of safety cover opening device |
| JP7128020B2 (en) * | 2018-04-20 | 2022-08-30 | 曙ブレーキ工業株式会社 | Abrasion particle collection device, analysis system, abrasion particle collection method and analysis method |
| CN109230482B (en) * | 2018-08-20 | 2020-05-22 | 合肥国轩高科动力能源有限公司 | Power battery oven tray or clamp positioning method |
| CN110796211A (en) * | 2019-09-19 | 2020-02-14 | 湖南大唐先一科技有限公司 | Coal sample handover equipment and coal sample handover method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US6769316B2 (en) * | 2002-06-21 | 2004-08-03 | Rupprecht & Patashnick Company, Inc. | Sampling cartridge for gas sampling apparatus |
| US20060000296A1 (en) * | 2004-07-02 | 2006-01-05 | Salter Jason P | Synchronization of sample and data collection |
| CN102435465A (en) * | 2011-09-21 | 2012-05-02 | 东南大学 | Memory wastewater sample reserving device based on RFID (Radio Frequency Identification Device) and application method thereof |
| CN102507255A (en) * | 2011-10-10 | 2012-06-20 | 中国农业大学 | RFID-based soil sampling and automatic marking device |
| CN102749242B (en) * | 2012-08-01 | 2015-01-07 | 北京冶联科技有限公司 | System and method for intelligent reserved sample mine distribution in heat power plant |
| CN103376213B (en) * | 2013-07-23 | 2015-12-09 | 南京软腾信息科技有限公司 | A kind of ature of coal automatic sampling packaging draft machine using method |
| CN203941562U (en) * | 2014-05-30 | 2014-11-12 | 湖南万通科技有限公司 | A kind of security type sample collection device |
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Denomination of invention: A confidential sample collection device Effective date of registration: 20220524 Granted publication date: 20160316 Pledgee: Hunan Xingsha Rural Commercial Bank Co.,Ltd. quantang sub branch Pledgor: HUNAN WANTONG TECHNOLOGY Co.,Ltd. Registration number: Y2022980005184 |
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