CN112173373A - Storage device with anti-leakage structure for environmental pollution detection - Google Patents
Storage device with anti-leakage structure for environmental pollution detection Download PDFInfo
- Publication number
- CN112173373A CN112173373A CN202011126209.4A CN202011126209A CN112173373A CN 112173373 A CN112173373 A CN 112173373A CN 202011126209 A CN202011126209 A CN 202011126209A CN 112173373 A CN112173373 A CN 112173373A
- Authority
- CN
- China
- Prior art keywords
- platinum alloy
- temperature
- fingerprint
- stainless steel
- storage device
- 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.)
- Withdrawn
Links
- 238000003860 storage Methods 0.000 title claims abstract description 57
- 238000003912 environmental pollution Methods 0.000 title claims abstract description 36
- 238000001514 detection method Methods 0.000 title claims abstract description 20
- 239000010935 stainless steel Substances 0.000 claims abstract description 41
- 229910001220 stainless steel Inorganic materials 0.000 claims abstract description 41
- 239000007788 liquid Substances 0.000 claims abstract description 21
- 238000009434 installation Methods 0.000 claims abstract description 7
- 229910001260 Pt alloy Inorganic materials 0.000 claims description 67
- 239000002313 adhesive film Substances 0.000 claims description 12
- 239000000126 substance Substances 0.000 claims description 9
- 229910000831 Steel Inorganic materials 0.000 claims description 6
- 239000010959 steel Substances 0.000 claims description 6
- 230000000875 corresponding Effects 0.000 claims description 5
- 238000010276 construction Methods 0.000 claims description 4
- 238000010030 laminating Methods 0.000 claims description 4
- 238000004364 calculation method Methods 0.000 claims description 3
- 230000001537 neural Effects 0.000 claims description 3
- 238000011176 pooling Methods 0.000 claims description 3
- 230000003247 decreasing Effects 0.000 claims description 2
- 238000009826 distribution Methods 0.000 claims description 2
- 230000005389 magnetism Effects 0.000 claims description 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims 2
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims 1
- 239000010931 gold Substances 0.000 claims 1
- 229910052737 gold Inorganic materials 0.000 claims 1
- 229910052697 platinum Inorganic materials 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 9
- 239000000463 material Substances 0.000 abstract description 5
- 239000003814 drug Substances 0.000 description 4
- 229940079593 drugs Drugs 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006011 modification reaction Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D25/00—Details of other kinds or types of rigid or semi-rigid containers
- B65D25/02—Internal fittings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D25/00—Details of other kinds or types of rigid or semi-rigid containers
- B65D25/20—External fittings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D25/00—Details of other kinds or types of rigid or semi-rigid containers
- B65D25/20—External fittings
- B65D25/205—Means for the attachment of labels, cards, coupons or the like
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D53/00—Sealing or packing elements; Sealings formed by liquid or plastics material
- B65D53/02—Collars or rings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D55/00—Accessories for container closures not otherwise provided for
- B65D55/02—Locking devices; Means for discouraging or indicating unauthorised opening or removal of closure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D55/00—Accessories for container closures not otherwise provided for
- B65D55/02—Locking devices; Means for discouraging or indicating unauthorised opening or removal of closure
- B65D55/028—Locking devices; Means for discouraging or indicating unauthorised opening or removal of closure initial opening or unauthorised access being indicated by the presence or absence of an audible or electrical signal
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D81/00—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents
- B65D81/02—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents specially adapted to protect contents from mechanical damage
- B65D81/05—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents specially adapted to protect contents from mechanical damage maintaining contents at spaced relation from package walls, or from other contents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D81/00—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents
- B65D81/18—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents providing specific environment for contents, e.g. temperature above or below ambient
Abstract
The invention discloses a storage device with a leakage-proof structure for environmental pollution detection, which comprises a pressure-reducing gasket and a stainless steel shell, wherein a hard bottom plate is arranged above the pressure-reducing gasket, the stainless steel shell is arranged above the hard bottom plate, a power supply interface is arranged on one side of the stainless steel shell, a breathable grid sheet is arranged above the power supply interface, a door plate is arranged on the other side of the stainless steel shell, and one end of the door plate is movably connected with a rotating hinge. This environmental pollution detects and installs the rubber strake with strorage device who has leak-proof structure, through the rubber draw-in groove and the rubber strake of installation, through the connected mode of adhesion and utilize the connected form of block, play the absorbing effect when equipment bumps like this, can not lead to the fact great influence to the sample, because be the material of rubber in addition when the block, even liquid spills like this and comes also can not make liquid sample seepage equipment, promoted user's experience and felt.
Description
Technical Field
The invention relates to the technical field of storage devices, in particular to a storage device with a leakage-proof structure for environmental pollution detection.
Background
The storage device has a plurality of chemical drug cabinets, wherein the chemical drug cabinet is one of the chemical drug cabinets, the current economic construction development faces more and more dangerous chemicals, the safe processing and storage of the chemical drug cabinet become the problem which needs to be solved urgently, the rotary rolling shafts are arranged at the bottoms of the single-barrel or double-barrel storage cabinets, operators can conveniently push in or move out oil barrels, the adjustable laminate plates are arranged in the cabinet bodies, tools or other articles such as oil pumps can be conveniently stored, and the space utilization rate is improved.
Along with the rapid development of the modern economic society, the requirement of people on a storage device with a leakage-proof structure for detecting environmental pollution is increasingly promoted, and the development of the storage device is required to meet the inevitable requirements of the rapid development of the modern economic society and the requirement of people.
The storage device applied to economic construction has the advantages of low general quality and high cost, so that the use cost of a user is increased, the leakage prevention function is lacked, the intelligent digital processing function is not provided, the operation efficiency is not high, dangerous accidents are easy to happen, and the accident processing efficiency of the user is low.
In view of the above problems, it is necessary to provide a storage device with a leak-proof structure for environmental pollution detection.
Disclosure of Invention
The invention aims to provide a storage device with a leakage-proof structure for environmental pollution detection, and aims to solve the problems that the quality and the cost of the storage device in actual use are low, so that the use cost of a user is increased, the function of preventing leakage is lacked, an intelligent digital processing function is not provided, the operation efficiency is not high, dangerous accidents are easy to occur, and the efficiency of the user for processing the accidents is low.
In order to achieve the purpose, the invention provides the following technical scheme: a storage device with a leakage-proof structure for environmental pollution detection comprises a pressure-reducing gasket and a stainless steel shell, wherein a hard bottom plate is installed above the pressure-reducing gasket, the stainless steel shell is arranged above the hard bottom plate, a power supply interface is installed on one side of the stainless steel shell, a breathable grid sheet is arranged above the power supply interface, a door plate is arranged on the other side of the stainless steel shell, a rotating hinge is movably connected to one end of the door plate, a label groove is installed on the outer side of the door plate, a lock panel is arranged on one side of the label groove, a display screen is arranged on the outer side of the lock panel, an operation key is installed below the display screen, a key hole is installed below the operation key, a lock box is installed on the inner side of the key hole, a safety plug is installed on one side of the lock box, and a built-in positioning antenna is installed on, the inboard welded connection of door plant has the check to keep off the billet, the inboard of stainless steel casing is closely laminated and is had the adhesive film, and the inboard of adhesive film is closely laminated and has the rubber draw-in groove to the inboard buckle of rubber draw-in groove is connected with the rubber strake, the inside of stainless steel casing is provided with the household utensils flat board, and the dull and stereotyped top of household utensils installs the platinum alloy bottle to the bowl cover is installed to the top of platinum alloy bottle, the piece is installed in the outside of bowl cover, and turns over one side of piece and install the hole piece, and the inboard of having the hole piece installs the fixed strip, the internally mounted of platinum alloy bottle has the stopper, damping spring is installed to the top of stainless steel casing, and damping pad is installed to damping spring.
Preferably, the decompression gasket passes through the stereoplasm bottom plate and constitutes integrated steel frame construction with the stainless steel casing, and closely laminate between the top of decompression gasket and the below of stereoplasm bottom plate to be welded connection between decompression gasket and the stereoplasm bottom plate, the decompression gasket distributes about the axis equidistance of stereoplasm bottom plate moreover, closely laminates between the top of stereoplasm bottom plate and the below of stainless steel casing moreover, and decompression gasket and stereoplasm bottom plate are symmetrical about the axis of stainless steel casing moreover.
Preferably, the door plant constitutes movable structure through rotating hinge and label groove, and be swing joint between one side of door plant and the one side of rotating the hinge to rotate the hinge and distribute about the horizontal equidistance of central line of door plant, be the magnetism laminating connection between the outside of door plant and the inboard in label groove moreover, be parallel to each other between door plant and the label groove moreover, rotate and be parallel to each other between hinge and the label groove moreover.
Preferably, the keyhole and the safety catch form an elastic movable structure through the lock box, and the keyhole and the lock box are perpendicular to each other.
Preferably, the adhesive film forms a clamping structure with the rubber edge strip through the rubber clamping groove, and the inner side of the adhesive film is tightly attached to the rubber clamping groove.
Preferably, the bowl cover constitutes the block structure through turning over the piece, porose piece and fixed strip, and is connected for inlaying between the outside of bowl cover and the inboard of turning over the piece to turn over the piece and be the angular level distribution such as the axis of bowl cover, turn over moreover for swing joint between piece and the porose piece, have in addition to be connected for the block between hole piece and the fixed strip, be parallel to each other between bowl cover and the fixed strip moreover, turn over the piece and be symmetrical with the axis of porose piece about the bowl cover in addition.
Preferably, the outside of door plant is provided with fingerprint identification device, fingerprint identification device includes:
a storage unit: the storage device is used for recording the use condition of personnel in the storage device with the anti-leakage structure for detecting the environmental pollution;
a fingerprint scanning unit: the fingerprint authentication system is used for acquiring a fingerprint image of a person who is performing fingerprint authentication;
a pretreatment unit: the fingerprint image processing device is used for carrying out image graying on the fingerprint image, segmenting the image after graying and obtaining a plurality of corresponding segmented images;
a processing unit: extracting an input feature mapping set and a filter function of the segmented images based on a feedforward neural network method, performing feedforward and summation on each input feature mapping in the input feature mapping set based on the filter function to obtain an output feature mapping, performing maximum pooling operation on the output feature mapping to extract main features of the output feature mapping, and performing weighted bias calculation on the main features to obtain a feature value of the fingerprint image of the person who performs fingerprint verification;
an identification unit: comparing the characteristic value of the fingerprint image of the person who is carrying out fingerprint verification with the characteristic value of the white list fingerprint in the database, judging whether the fingerprint of the person who is carrying out fingerprint verification is in the white list or not, and sending the identification result to a locking unit;
a locking unit: the storage device is used for locking the storage device with the leakage-proof structure for the environmental pollution detection, and enters different working states according to the identification result of the identification unit;
if the fingerprint of the person who performs fingerprint verification is in the white list, the locking unit releases locking and sends the action record to the storage unit;
otherwise, entering a pre-locking state, and selecting to enter the next working state according to the subsequent two continuous recognition results:
if the fingerprint of the person who performs fingerprint verification is identified in the white list at any time in the following two continuous identification results, the locking unit releases locking and sends the action record to the storage unit;
otherwise, the locking unit locks the emergency and sends the action record to the storage unit.
Preferably, the storage device with a leakage-proof structure for detecting environmental pollution further comprises:
a controller: the stainless steel shell is arranged on one side of the stainless steel shell;
a temperature regulator: the left side of the controller is provided with a control circuit;
an ultrasonic temperature detector: the method is used for measuring the temperature of the liquid stored in the platinum alloy bottle and comprises the following steps:
step 1: the ultrasonic temperature detector alternately injects a first ultrasonic wave and a second ultrasonic wave into the platinum alloy bottle and detects the propagation speed of the first ultrasonic wave in the platinum alloy bottle and the propagation speed of the second ultrasonic wave in the platinum alloy bottle;
step 2: calculating a first measured temperature T in the platinum alloy bottle according to equation (1)c:
Wherein the content of the first and second substances,is the frequency, lambda, of the first ultrasonic wave0Is the propagation velocity, lambda, of the first ultrasonic wave at an ambient temperature of 25 DEG C1The propagation velocity, lambda, of the first ultrasonic wave measured by the ultrasonic temperature measurer2Is the propagation velocity, lambda, of the second ultrasonic wave at an ambient temperature of 25 DEG C3Measuring the propagation velocity of the second ultrasonic wave for the ultrasonic temperature measurer;is the frequency of the first ultrasonic wave;
and step 3: calculating a deviation temperature T affected by the density of the liquid in the platinum alloy bottle according to the formula (2)p:
Where ρ is0Is the density, rho, of the air in the Pt alloy bottle1Is the density of the liquid in the platinum alloy bottle,. l1Is the diameter of the platinum alloy bottle, /)2The thickness of the bottle wall of the platinum alloy bottle;
and 4, step 4: calculating the actual temperature T in the platinum alloy bottle according to the formula (3)s:
Ts=Tc+Tp (3)
The controller is used for judging the actual temperature T in the platinum alloy bottlesWhether it is within a preset range:
if so, indicating that the platinum alloy bottle is in a proper temperature range without heating or cooling;
otherwise, if the actual temperature T in the platinum alloy bottlesIf the temperature is higher than the maximum value of the preset range, the platinum alloy bottle is in a high-temperature state, and the controller controls the temperature regulator to refrigerate;
if the actual temperature T in the platinum alloy bottlesBelow a preset range minimum value, this is an indication ofThe platinum alloy bottle is in a low-temperature state, and the controller controls the temperature regulator to heat.
Compared with the prior art, the invention has the beneficial effects that:
1. this storage device that environmental pollution detected with having leak protection structure is provided with the lock box, through the key hole and the lock box of installation, when the dangerization article is deposited to needs, can lock equipment, has just so promoted the security of equipment, can be applied to all kinds of detection mechanism and use.
2. This storage device that environmental pollution detected with having leak protection structure is provided with the rubber strake, through the rubber draw-in groove and the rubber strake of installation, through the connected mode of adhesion and utilize the connected form of block, play the absorbing effect when equipment bumps like this, can not lead to the fact great influence to the sample, because be the material of rubber in addition when the block, even liquid spills like this and comes also can not make liquid sample seepage equipment, has promoted user's experience and has felt.
3. This storage device that environmental pollution detected and has leak protection structure is provided with the hole piece, through the piece that turns over of installation with the hole piece, because the structure volume is less, simple structure, the technology is mature, makes manufacturing cost can effectual reduction like this, can not make liquid splash the seepage when putting into the sample and fix and come out and cause the stained to equipment for the sample can be stable deposit among the equipment, thereby reduced staff's burden.
4. This storage device that environmental pollution detected and has leak protection structure is through setting up the fingerprint identification device, can judge whether the personnel that carry out the fingerprint verification have the permission of use according to the fingerprint, has effectively prevented irrelevant personnel's operation when having made things convenient for staff's use, has improved this storage device's that environmental pollution detected and has leak protection structure security to can save the usage record, make environmental pollution testing process transparence.
5. This environment pollution detects uses strorage device that has leak protection structure sets up through setting up controller, temperature regulator and ultrasonic temperature detector, can measure through ultrasonic temperature detector deposit the temperature of liquid in the platinum alloy bottle to adjust the interior temperature of platinum alloy bottle through temperature regulator, make this environment pollution detect can be according to the required save temperature real-time temperature regulation of temperature of different materials with strorage device that has leak protection structure.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic side view of the present invention;
FIG. 3 is a schematic view of the internal structure of the stainless steel housing according to the present invention;
FIG. 4 is a schematic view of the internal structure of the lock case of the present invention;
FIG. 5 is an enlarged schematic view of the platinum alloy bottle according to the present invention.
In the figure: 1. a pressure reducing gasket; 2. a rigid base plate; 3. a stainless steel housing; 4. a power interface; 5. a breathable mesh sheet; 6. a door panel; 7. rotating the hinge; 8. a label slot; 9. a lock panel; 10. a display screen; 11. operating a key; 12. a key hole; 13. a lock case; 14. a safety plug; 15. a positioning antenna is arranged inside; 16. a check steel bar; 17. an adhesive film; 18. a rubber clamping groove; 19. a rubber edge strip; 20. a vessel plate; 21. a platinum alloy bottle; 22. a cup cover; 23. turning the sheet; 24. a perforated sheet; 25. a fixing strip; 26. a limiting block; 27. a damping spring; 28. a shock-absorbing pad.
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. 1-5, the present invention provides a technical solution: a storage device with a leakage-proof structure for environmental pollution detection comprises a pressure-reducing gasket 1 and a stainless steel shell 3, a hard bottom plate 2 is arranged above the pressure-reducing gasket 1, the stainless steel shell 3 is arranged above the hard bottom plate 2, a power interface 4 is arranged on one side of the stainless steel shell 3, the pressure-reducing gasket 1 and the stainless steel shell 3 form an integrated steel frame structure through the hard bottom plate 2, the upper part of the pressure-reducing gasket 1 and the lower part of the hard bottom plate 2 are tightly attached, the pressure-reducing gasket 1 and the hard bottom plate 2 are in welded connection, the pressure-reducing gasket 1 is distributed at equal intervals relative to the central axis of the hard bottom plate 2, the upper part of the hard bottom plate 2 and the lower part of the stainless steel shell 3 are tightly attached, the pressure-reducing gasket 1 and the hard bottom plate 2 are symmetrical relative to the central axis of the stainless steel shell 3, the effect of not damaging the ground is, a ventilating grid sheet 5 is arranged above the power interface 4, a door panel 6 is arranged on the other side of the stainless steel shell 3, one end of the door panel 6 is movably connected with a rotating hinge 7, a label groove 8 is arranged on the outer side of the door panel 6, a lock panel 9 is arranged on one side of the label groove 8, the door panel 6 and the label groove 8 form a movable structure through the rotating hinge 7, one side of the door panel 6 and one side of the rotating hinge 7 are movably connected, the rotating hinge 7 is horizontally and equidistantly distributed about the central line of the door panel 6, the outer side of the door panel 6 and the inner side of the label groove 8 are connected in a magnetic laminating manner, the door panel 6 and the label groove 8 are parallel to each other, the rotating hinge 7 and the label groove 8 are parallel to each other, the rotation of a user is facilitated, the operation is simple and convenient, the opening and the closing can be flexible, an operation key 11 is arranged below the display screen 10, a key hole 12 is arranged below the operation key 11, a lock box 13 is arranged on the inner side of the key hole 12, a safety catch 14 is arranged on one side of the lock box 13, the key hole 12 and the safety catch 14 form an elastic movable structure through the lock box 13, the key hole 12 and the lock box 13 are perpendicular to each other, when dangerous chemicals need to be stored, the equipment can be locked, so that the safety of the equipment is improved, a built-in positioning antenna 15 is arranged on the inner side of the lock box 13, a block steel bar 16 is welded and connected on the inner side of the door panel 6, an adhesive film 17 is tightly attached to the inner side of the stainless steel shell 3, a rubber clamping groove 18 is tightly attached to the inner side of the adhesive film 17, a rubber clamping groove 19 is connected to the inner side of the rubber clamping groove 18 in a buckling manner, the adhesive film 17 forms a buckling structure with the rubber edge strip 19 through the rubber clamping groove 18, and, through the connection mode of adhesion and the connection mode of clamping, the shock absorption effect is achieved when equipment is collided, no large influence is caused on samples, and due to the fact that rubber materials are used during clamping, even if liquid is splashed out, the liquid samples cannot leak out of the equipment, the experience of users is improved, a vessel flat plate 20 is arranged inside a stainless steel shell 3, a platinum alloy bottle 21 is arranged above the vessel flat plate 20, a cup cover 22 is arranged above the platinum alloy bottle 21, a turning piece 23 is arranged on the outer side of the cup cover 22, a hole piece 24 is arranged on one side of the turning piece 23, a fixing strip 25 is arranged on the inner side of the hole piece 24, the cup cover 22 forms a clamping structure with the fixing strip 25 through the turning piece 23 and the hole piece 24, the outer side of the cup cover 22 is connected with the inner side of the central axis of the turning piece 23 in an embedding mode, and the turning piece 23 is horizontally distributed in an equal angle mode relative to the central axis of the cup cover 22, and turn over for swing joint between piece 23 and the porose piece 24, and be connected for the block between porose piece 24 and the fixed strip 25, and be parallel to each other between bowl cover 22 and the fixed strip 25, turn over piece 23 and porose piece 24 and be about the axis symmetry of bowl cover 22, this structure volume is less, moreover, the structure is simple, the technology is mature, make manufacturing cost can effectual reduction, can not make liquid splash the seepage and come out and cause stained to equipment when putting into the sample and fixing, make the sample can be stable deposit in among the equipment, staff's burden has been reduced like this, platinum alloy bottle 21's internally mounted has stopper 26, damping spring 27 is installed to the top of stainless steel casing 3, and damping pad 28 is installed to damping spring 27's top.
The working principle is as follows: the use method of the storage device with the anti-leakage structure for detecting the environmental pollution comprises the steps that firstly, a worker can use the decompression gasket 1 to support the hard bottom plate 2 and install the stainless steel shell 3, the power interface 4 can be connected to supply power according to needs, the installed air-permeable grid sheet 5 further plays a certain air circulation role, the door plate 6 is used for installing the rotary hinge 7 so that the equipment can be opened and closed flexibly, label paper can be placed in the label groove 8 according to the name of a stored article, the lock panel 9 can be used for installing the display screen 10 and setting corresponding items by using the operation keys 11, the safety bolts 14 on the inner side of the lock box 13 can be operated by using the key holes 12 to open the equipment for corresponding use, the built-in positioning antenna 15 can be used for remote alarming when the equipment is dangerous or damaged, and has the positioning effect, usable check fender billet 16 makes equipment inside play the check fender and stable effect, the inboard of gluing membrane 17 can carry out mutual laminating with rubber draw-in groove 18, and rubber draw-in groove 18 can carry out the block with rubber strake 19 and be connected, it is outside to make difficult seepage when liquid emptys like this, platinum alloy bottle 21 is laid to usable household utensils flat plate 20, usable bowl cover 22 sets up and turns over piece 23, and turn over that piece 23 can be nimble upset have hole piece 24 to make can carry out the block with fixed strip 25, just so can make liquid be difficult for splashing and leakage treatment, usable stopper 26 comes fixed good test tube and other household utensils, and the damping spring 27 of installation can cooperate and go up the shock pad 28 and can play the destruction that prevents equipment destruction because the eminence collapses and cause.
Referring to fig. 1-5, the present invention provides a technical solution: the method is characterized in that: the outside of door plant 6 is provided with fingerprint identification device, fingerprint identification device includes:
a storage unit: the storage device is used for recording the use condition of personnel in the storage device with the anti-leakage structure for detecting the environmental pollution;
a fingerprint scanning unit: the fingerprint authentication system is used for acquiring a fingerprint image of a person who is performing fingerprint authentication;
a pretreatment unit: the fingerprint image processing device is used for carrying out image graying on the fingerprint image, segmenting the image after graying and obtaining a plurality of corresponding segmented images;
a processing unit: extracting an input feature mapping set and a filter function of the segmented images based on a feedforward neural network method, performing feedforward and summation on each input feature mapping in the input feature mapping set based on the filter function to obtain an output feature mapping, performing maximum pooling operation on the output feature mapping to extract main features of the output feature mapping, and performing weighted bias calculation on the main features to obtain a feature value of the fingerprint image of the person who performs fingerprint verification;
an identification unit: comparing the characteristic value of the fingerprint image of the person who is carrying out fingerprint verification with the characteristic value of the white list fingerprint in the database, judging whether the fingerprint of the person who is carrying out fingerprint verification is in the white list or not, and sending the identification result to a locking unit;
a locking unit: the storage device is used for locking the storage device with the leakage-proof structure for the environmental pollution detection, and enters different working states according to the identification result of the identification unit;
if the fingerprint of the person who performs fingerprint verification is in the white list, the locking unit releases locking and sends the action record to the storage unit;
otherwise, entering a pre-locking state, and selecting to enter the next working state according to the subsequent two continuous recognition results:
if the fingerprint of the person who performs fingerprint verification is identified in the white list at any time in the following two continuous identification results, the locking unit releases locking and sends the action record to the storage unit;
otherwise, the locking unit locks the emergency and sends the action record to the storage unit.
The working principle and the beneficial effects of the scheme are as follows: this storage device that environmental pollution detected and has leak protection structure is through setting up the fingerprint identification device, can judge whether the personnel that carry out the fingerprint verification have the permission of use according to the fingerprint, has effectively prevented irrelevant personnel's operation when having made things convenient for staff's use, has improved this storage device's that environmental pollution detected and has leak protection structure security to can save the usage record, make environmental pollution testing process transparence.
Referring to fig. 1-5, the present invention provides a technical solution: further comprising:
a controller: is arranged at one side of the stainless steel shell 3;
a temperature regulator: the left side of the controller is provided with a control circuit;
an ultrasonic temperature detector: for measuring the temperature of the liquid stored in the platinum alloy bottle 21, the steps are as follows:
step 1: the ultrasonic temperature detector alternately injects a first ultrasonic wave and a second ultrasonic wave into the platinum alloy bottle 21, and detects the propagation speed of the first ultrasonic wave in the platinum alloy bottle 21 and the propagation speed of the second ultrasonic wave in the platinum alloy bottle 21;
step 2: calculating a first measured temperature T in the platinum alloy bottle 21 according to equation (1)c:
Wherein the content of the first and second substances,is the frequency, lambda, of the first ultrasonic wave0Is the propagation velocity, lambda, of the first ultrasonic wave at an ambient temperature of 25 DEG C1The propagation velocity, lambda, of the first ultrasonic wave measured by the ultrasonic temperature measurer2Is the propagation velocity, lambda, of the second ultrasonic wave at an ambient temperature of 25 DEG C3Measuring the propagation velocity of the second ultrasonic wave for the ultrasonic temperature measurer;is the frequency of the first ultrasonic wave;
and step 3: calculating a deviation temperature T affected by the density of the liquid in the platinum alloy bottle 21 according to the formula (2)p:
Where ρ is0Is the density, ρ, of the air in the platinum alloy bottle 211Is the density of the liquid in the platinum alloy bottle 21,. l1Is the diameter of the platinum alloy bottle 21, /)2The thickness of the wall of the platinum alloy bottle 21;
and 4, step 4: calculating the actual temperature T in the platinum alloy bottle 21 according to the formula (3)s:
Ts=Tc+Tp (3)
The controller is used for judging the actual temperature T in the platinum alloy bottle 21sWhether it is within a preset range:
if so, the platinum alloy bottle 21 is in a proper temperature range, and the temperature does not need to be increased or decreased;
otherwise, if the actual temperature T in the platinum alloy bottle 21 is not presentsIf the temperature is higher than the maximum value of the preset range, the platinum alloy bottle 21 is in a high-temperature state, and the controller controls the temperature regulator to refrigerate;
if the actual temperature T in the platinum alloy bottle 21 issIf the temperature is lower than the minimum value of the preset range, the platinum alloy bottle 21 is in a low-temperature state, and the controller controls the temperature regulator to heat.
The working principle and the beneficial effects of the scheme are as follows: this environment pollution detects uses strorage device that has leak protection structure sets up through setting up controller, temperature regulator and ultrasonic temperature detector, can measure through ultrasonic temperature detector deposit the temperature of liquid in the platinum alloy bottle to adjust the interior temperature of platinum alloy bottle through temperature regulator, make this environment pollution detect can be according to the required save temperature real-time temperature regulation of temperature of different materials with strorage device that has leak protection structure.
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 invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. The utility model provides an environmental pollution detects with strorage device that has leak protection structure, includes decompression gasket (1) and stainless steel casing (3), its characterized in that: a hard bottom plate (2) is installed above the pressure reducing gasket (1), the stainless steel shell (3) is arranged above the hard bottom plate (2), a power supply interface (4) is installed on one side of the stainless steel shell (3), a breathable grid sheet (5) is arranged above the power supply interface (4), a door panel (6) is arranged on the other side of the stainless steel shell (3), a rotating hinge (7) is movably connected to one end of the door panel (6), a label groove (8) is installed on the outer side of the door panel (6), a lock panel (9) is arranged on one side of the label groove (8), a display screen (10) is arranged on the outer side of the lock panel (9), an operation key (11) is installed below the display screen (10), a key hole (12) is installed below the operation key (11), and a lock box (13) is installed on the inner side of the key hole (12), a safety plug (14) is installed on one side of the lock box (13), a built-in positioning antenna (15) is installed on the inner side of the lock box (13), a lattice steel bar (16) is welded and connected to the inner side of the door panel (6), an adhesive film (17) is tightly attached to the inner side of the stainless steel shell (3), a rubber clamping groove (18) is tightly attached to the inner side of the adhesive film (17), a rubber edge strip (19) is connected to the inner side of the rubber clamping groove (18) in a buckling mode, a vessel flat plate (20) is arranged inside the stainless steel shell (3), a platinum alloy bottle (21) is installed above the vessel flat plate (20), a cup cover (22) is installed above the platinum alloy bottle (21), a turning piece (23) is installed on the outer side of the cup cover (22), a hole piece (24) is installed on one side of the turning piece (23), and a fixing strip (25) is installed on the inner side, the inside mounting of platinum alloy bottle (21) has stopper (26), damping spring (27) are installed to the top of stainless steel casing (3), and damping pad (28) are installed to the top of damping spring (27).
2. The storage device having a leak-proof structure for environmental pollution detection according to claim 1, wherein: decompression gasket (1) constitutes integration steel frame construction through stereoplasm bottom plate (2) and stainless steel casing (3), and closely laminate between the top of decompression gasket (1) and the below of stereoplasm bottom plate (2), and be welded connection between decompression gasket (1) and stereoplasm bottom plate (2), and decompression gasket (1) distributes about the axis equidistance of stereoplasm bottom plate (2), and closely laminate between the below of the top of stereoplasm bottom plate (2) and stainless steel casing (3), and decompression gasket (1) and stereoplasm bottom plate (2) are about the axis symmetry of stainless steel casing (3).
3. The storage device having a leak-proof structure for environmental pollution detection according to claim 1, wherein: door plant (6) constitute mobile structure through rotating hinge (7) and label groove (8), and be swing joint between one side of door plant (6) and the one side of rotating hinge (7), and rotate hinge (7) and distribute about the horizontal equidistance of central line of door plant (6), be the magnetism laminating connection between the outside of door plant (6) and the inboard of label groove (8), and be parallel to each other between door plant (6) and label groove (8), and rotate hinge (7) and be parallel to each other between label groove (8).
4. The storage device having a leak-proof structure for environmental pollution detection according to claim 1, wherein: the key hole (12) and the safety bolt (14) form an elastic movable structure through the lock box (13), and the key hole (12) and the lock box (13) are perpendicular to each other.
5. The storage device having a leak-proof structure for environmental pollution detection according to claim 1, wherein: the adhesive film (17) and the rubber edge strip (19) form a clamping structure through the rubber clamping groove (18), and the inner side of the adhesive film (17) is tightly attached to the rubber clamping groove (18).
6. The storage device having a leak-proof structure for environmental pollution detection according to claim 1, wherein: bowl cover (22) are through turning over piece (23), porose piece (24) and fixed strip (25) constitution block structure, and be connected for inlaying between the outside of bowl cover (22) and the inboard of turning over piece (23), and turn over piece (23) and be the equal angle horizontal distribution about the axis of bowl cover (22), and turn over piece (23) and have swing joint between hole piece (24), and have and be connected for the block between hole piece (24) and fixed strip (25), and be parallel to each other between bowl cover (22) and the fixed strip (25), and turn over piece (23) and have hole piece (24) to be about the axis symmetry of bowl cover (22).
7. The storage device having a leak-proof structure for environmental pollution detection according to claim 1, wherein: the periphery of the platinum alloy bottle (21) is fixedly connected with an installation lug, and the installation lug is in threaded connection with the vessel flat plate (20) through a fixing bolt.
8. The storage device having a leak-proof structure for environmental pollution detection according to claim 1, wherein: the outside of door plant (6) is provided with fingerprint identification device, fingerprint identification device includes:
a storage unit: the storage device is used for recording the use condition of personnel in the storage device with the anti-leakage structure for detecting the environmental pollution;
a fingerprint scanning unit: the fingerprint authentication system is used for acquiring a fingerprint image of a person who is performing fingerprint authentication;
a pretreatment unit: the fingerprint image processing device is used for carrying out image graying on the fingerprint image, segmenting the image after graying and obtaining a plurality of corresponding segmented images;
a processing unit: extracting an input feature mapping set and a filter function of the segmented images based on a feedforward neural network method, performing feedforward and summation on each input feature mapping in the input feature mapping set based on the filter function to obtain an output feature mapping, performing maximum pooling operation on the output feature mapping to extract main features of the output feature mapping, and performing weighted bias calculation on the main features to obtain a feature value of the fingerprint image of the person who performs fingerprint verification;
an identification unit: comparing the characteristic value of the fingerprint image of the person who is carrying out fingerprint verification with the characteristic value of the white list fingerprint in the database, judging whether the fingerprint of the person who is carrying out fingerprint verification is in the white list or not, and sending the identification result to a locking unit;
a locking unit: the storage device is used for locking the storage device with the leakage-proof structure for the environmental pollution detection, and enters different working states according to the identification result of the identification unit;
if the fingerprint of the person who performs fingerprint verification is in the white list, the locking unit releases locking and sends the action record to the storage unit;
otherwise, entering a pre-locking state, and selecting to enter the next working state according to the subsequent two continuous recognition results:
if the fingerprint of the person who performs fingerprint verification is identified in the white list at any time in the following two continuous identification results, the locking unit releases locking and sends the action record to the storage unit;
otherwise, the locking unit locks the emergency and sends the action record to the storage unit.
9. The storage device having a leak-proof structure for environmental pollution detection according to claim 1, wherein: further comprising:
a controller: is arranged on one side of the stainless steel shell (3);
a temperature regulator: the left side of the controller is provided with a control circuit;
an ultrasonic temperature detector: for measuring the temperature of a liquid stored in the platinum alloy bottle (21), comprising the steps of:
step 1: the ultrasonic temperature detector alternately injects a first ultrasonic wave and a second ultrasonic wave into the platinum alloy bottle (21), and detects the propagation speed of the first ultrasonic wave in the platinum alloy bottle (21) and the propagation speed of the second ultrasonic wave in the platinum alloy bottle (21);
step 2: calculating a first measured temperature T within the platinum alloy bottle (21) according to equation (1)c:
Wherein the content of the first and second substances,is the frequency, lambda, of the first ultrasonic wave0Is the propagation velocity, lambda, of the first ultrasonic wave at an ambient temperature of 25 DEG C1The propagation velocity, lambda, of the first ultrasonic wave measured by the ultrasonic temperature measurer2Is the propagation velocity, lambda, of the second ultrasonic wave at an ambient temperature of 25 DEG C3Measuring the propagation velocity of the second ultrasonic wave for the ultrasonic temperature measurer;is the frequency of the second ultrasonic wave;
and step 3: calculating the platinum complex according to formula (2)Deviation temperature T influenced by density of liquid in gold bottle (21)p:
Where ρ is0Is the density, rho, of the air in the platinum alloy bottle (21)1Is the density of the liquid in the platinum alloy bottle (21) |1Is the diameter of the platinum alloy bottle (21) /)2Is the thickness of the bottle wall of the platinum alloy bottle (21);
and 4, step 4: calculating the actual temperature T in the platinum alloy bottle (21) according to the formula (3)s:
Ts=Tc+Tp (3)
The controller is used for judging the actual temperature T in the platinum alloy bottle (21)sWhether it is within a preset range:
if so, the platinum alloy bottle (21) is in a proper temperature range, and the temperature does not need to be increased or decreased;
otherwise, if the actual temperature T in the platinum alloy bottle (21)sIf the temperature is higher than the maximum value of the preset range, the platinum alloy bottle (21) is in a high-temperature state, and the controller controls the temperature regulator to refrigerate;
if the actual temperature T in the platinum alloy bottle (21)sIf the temperature is lower than the minimum value of the preset range, the platinum alloy bottle (21) is in a low-temperature state, and the controller controls the temperature regulator to heat.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202011126209.4A CN112173373A (en) | 2020-10-20 | 2020-10-20 | Storage device with anti-leakage structure for environmental pollution detection |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202011126209.4A CN112173373A (en) | 2020-10-20 | 2020-10-20 | Storage device with anti-leakage structure for environmental pollution detection |
Publications (1)
Publication Number | Publication Date |
---|---|
CN112173373A true CN112173373A (en) | 2021-01-05 |
Family
ID=73922422
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202011126209.4A Withdrawn CN112173373A (en) | 2020-10-20 | 2020-10-20 | Storage device with anti-leakage structure for environmental pollution detection |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN112173373A (en) |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102231481A (en) * | 2010-11-26 | 2011-11-02 | 贵州长通电气有限公司 | Safety power switch box |
CN104215356A (en) * | 2014-05-13 | 2014-12-17 | 中国计量学院 | Ultrasonic-based pipeline fluid temperature measurement method |
CN104528151A (en) * | 2014-11-24 | 2015-04-22 | 重庆跃发日用品有限公司 | De-oxidant seal bottle |
DE102014110654A1 (en) * | 2014-07-29 | 2016-02-04 | Genius Patentverwertung Gmbh & Co. Kg | Device and method for transporting galvanic cells |
CN107472670A (en) * | 2017-08-16 | 2017-12-15 | 南京科兴新材料科技有限公司 | A kind of biologics material sealing device |
CN108839900A (en) * | 2018-07-05 | 2018-11-20 | 郑州丽福爱生物技术有限公司 | A kind of classified storage device based on biotechnology test tube |
CN109712281A (en) * | 2018-12-13 | 2019-05-03 | 广州一源贸易有限公司 | A kind of smart office access control system |
CN209351803U (en) * | 2018-12-24 | 2019-09-06 | 四川颗可叫紧固器材有限责任公司 | A kind of nail shooting pill product antidetonation anticollision packing case |
-
2020
- 2020-10-20 CN CN202011126209.4A patent/CN112173373A/en not_active Withdrawn
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102231481A (en) * | 2010-11-26 | 2011-11-02 | 贵州长通电气有限公司 | Safety power switch box |
CN104215356A (en) * | 2014-05-13 | 2014-12-17 | 中国计量学院 | Ultrasonic-based pipeline fluid temperature measurement method |
DE102014110654A1 (en) * | 2014-07-29 | 2016-02-04 | Genius Patentverwertung Gmbh & Co. Kg | Device and method for transporting galvanic cells |
CN104528151A (en) * | 2014-11-24 | 2015-04-22 | 重庆跃发日用品有限公司 | De-oxidant seal bottle |
CN107472670A (en) * | 2017-08-16 | 2017-12-15 | 南京科兴新材料科技有限公司 | A kind of biologics material sealing device |
CN108839900A (en) * | 2018-07-05 | 2018-11-20 | 郑州丽福爱生物技术有限公司 | A kind of classified storage device based on biotechnology test tube |
CN109712281A (en) * | 2018-12-13 | 2019-05-03 | 广州一源贸易有限公司 | A kind of smart office access control system |
CN209351803U (en) * | 2018-12-24 | 2019-09-06 | 四川颗可叫紧固器材有限责任公司 | A kind of nail shooting pill product antidetonation anticollision packing case |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN205642628U (en) | Power equipment is with quick infrared temperature measurement equipment | |
CN112173373A (en) | Storage device with anti-leakage structure for environmental pollution detection | |
CN206269839U (en) | A kind of new instrument of surveying and mapping adaptive box based on Multiple Protective Structure | |
CN205753132U (en) | A kind of packaged type supervisory control of substation device | |
CN209570987U (en) | A kind of community security system | |
CN107359523A (en) | A kind of regulator cubicle with heat sinking function | |
CN206920895U (en) | Construction site management system | |
CN210242136U (en) | Ultra-low temperature biomedical hutch | |
CN207296653U (en) | Intelligent error preventing locking boxes for keys | |
CN206668081U (en) | One kind is without key unlocking intelligent safety door | |
CN214224211U (en) | Portable environment monitoring equipment | |
CN108828283A (en) | A kind of theft preventing method for ammeter box | |
CN206210047U (en) | A kind of computer room remote control warning device | |
CN212791018U (en) | Cabinet is stored to dangerous chemical in improvement laboratory | |
CN208848258U (en) | A kind of smart lock for electric power data analysis | |
CN207366528U (en) | Volatile organic matter on-line monitoring equipment | |
CN206773491U (en) | Percolate treating stations monitoring system | |
CN111508105A (en) | Access control system of intelligent power distribution cabinet | |
CN216248356U (en) | Security door capable of improving security inspection accuracy | |
CN215532868U (en) | Intelligent instrument cabinet | |
CN205536820U (en) | Safe industrial door is used to freezer | |
CN108916451A (en) | Tap water preventing water leakage protective device and control method | |
CN217180862U (en) | Online water quality monitoring device | |
Ni et al. | Research on Smart gas safety supervision system based on IOT technology | |
CN106793634A (en) | A kind of burglary-resisting system of outdoor regulator cubicle |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
WW01 | Invention patent application withdrawn after publication |
Application publication date: 20210105 |
|
WW01 | Invention patent application withdrawn after publication |