CN210574910U - Building engineering management safety warning device - Google Patents
Building engineering management safety warning device Download PDFInfo
- Publication number
- CN210574910U CN210574910U CN201922315504.3U CN201922315504U CN210574910U CN 210574910 U CN210574910 U CN 210574910U CN 201922315504 U CN201922315504 U CN 201922315504U CN 210574910 U CN210574910 U CN 210574910U
- Authority
- CN
- China
- Prior art keywords
- fixed
- box body
- workstation
- building engineering
- pull rod
- 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.)
- Expired - Fee Related
Links
- 238000003860 storage Methods 0.000 claims description 24
- 238000007789 sealing Methods 0.000 claims description 16
- 238000009434 installation Methods 0.000 claims description 9
- 230000007306 turnover Effects 0.000 claims description 9
- 230000000712 assembly Effects 0.000 claims description 8
- 238000000429 assembly Methods 0.000 claims description 8
- 230000001681 protective effect Effects 0.000 claims 1
- 238000000034 method Methods 0.000 description 7
- 238000010276 construction Methods 0.000 description 6
- 238000003825 pressing Methods 0.000 description 4
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 238000009435 building construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Landscapes
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The utility model discloses a building engineering management safety warning device, including accomodating the box, it is open-top's box body structure to accomodate the box, the top of accomodating the box inside wall is all nested and is fixed with the bearing, normal running fit has the upset subassembly between the bearing, the vertical multisection telescopic link that has the location locking knot that is fixed with in bottom surface of upset subassembly, the bottom level of multisection telescopic link is fixed with the mounting panel, mounting panel bottom surface fixed mounting has the warning light. Has the advantages that: the utility model discloses the mode that drives the workstation upset through the pivot when the warning is used overturns the warning light and accomodates the box and be located the workstation top to can accomplish the locking to the workstation through the mode in spacing hole of pull rod card income, be convenient for carry out safety warning through the flash of light of warning light in the building engineering management.
Description
Technical Field
The utility model relates to a building engineering auxiliary assembly field, concretely relates to building engineering management safety warning device.
Background
The building construction refers to production activities in the engineering construction implementation stage, is the construction process of various buildings, and also can be a process of changing various lines on a design drawing into a real object at a specified place. The method comprises foundation engineering construction, main structure construction and the like, and warning devices are required to be arranged on the periphery of a dangerous area or the periphery of a construction site in the management of constructional engineering so as to perform safety warning on personnel outside the area and avoid safety accidents. But present safety warning device's volume is too big, when safety warning device is idle or transport, can be because the volume is too big and need occupy a large amount of spaces, accomodate when not being convenient for idle, occupied a large amount of transportation spaces when transporting simultaneously.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a building engineering management safety warning device in order to solve above-mentioned problem, the mode that drives the workstation upset through the pivot when the warning is used turns out the warning light and accomodates the box and be located the workstation top to can accomplish the locking to the workstation through the mode of pull rod card income spacing hole, be convenient for carry out safety warning through the flash of light of warning light in the building engineering management, describe in detail below.
In order to achieve the above purpose, the utility model provides a following technical scheme:
the utility model provides a building engineering management safety warning device, including the storage box body, the storage box body is open-topped box body structure, the top of the storage box body inside wall all nestedly is fixed with the bearing, normal running fit has the upset subassembly between the bearing, the bottom surface of upset subassembly is vertical to be fixed with the multisection telescopic link that has the location lock knot, the bottom level of multisection telescopic link is fixed with the mounting panel, the mounting panel bottom surface is fixed with the warning light;
the outer walls of two sides of the storage box body are transversely fixed with locking assemblies used for locking the turnover assemblies, and the end parts of the locking assemblies extending into the storage box body are in sliding fit with the turnover assemblies.
As preferred, the upset subassembly includes pivot and workstation, the quantity of pivot is two, the pivot respectively with two bearing normal running fit and along horizontal setting, the level is fixed with between the pivot the workstation, just the workstation bottom surface with multisection telescopic link fixed connection, the vertical spout of having seted up in the middle part of workstation both sides edge portion, vertical sliding fit has the slide in the spout, the upper and lower both ends of slide all are fixed with spacing end plate, spacing hole has all been seted up along horizontal in the top and the bottom of slide, just slide bottom spacing hole with locking Assembly sliding fit.
Preferably, the covering area of the limiting end plate is larger than the opening size of the sliding chute, and the limiting holes at the top and the bottom of the sliding plate are symmetrical about the center of the sliding plate.
Preferably, hand wheels are fixed at the outer ends of the rotating shafts extending out of the containing box body, and anti-skid grains are formed in the surfaces of the hand wheels.
Preferably, the locking assembly comprises a cover and a sheath, the cover is fixedly arranged on the outer side of the containing box body, the sealing cover is positioned under the rotating shaft, the sheath is transversely fixed on the outer end surface of the sealing cover, an installation groove is transversely arranged in the sheath, the mounting groove is horizontally coaxial with the limiting hole at the bottom of the sliding plate, a pressure spring is in clearance fit in the mounting groove, one end of the pressure spring, which is far away from the seal cover, is fixedly connected with the mounting groove, the other end of the pressure spring is fixedly connected with a lantern ring, pull rods are fixed on the inner side of the lantern ring along the axial direction of the mounting groove, and the pull rod is in clearance fit with the pressure spring, the seal cover, the sheath and the containing box body, one end of the pull rod, which extends out of the sealing cover, extends into the containing box body and is in sliding fit with the limiting hole at the bottom of the sliding plate.
Preferably, the lantern ring is in interference fit with the pull rod, and the lantern ring is in sliding fit with the mounting groove.
Preferably, a handle is fixedly mounted at the end part of the pull rod extending out of the sheath.
By adopting the building engineering management safety warning device, initially, the pull rod is in sliding fit with the limiting hole at the bottom end of the sliding plate, the workbench can be locked to rotate around the rotating shaft through the matching limitation of the pull rod and the limiting hole, at the moment, the storage state of the warning lamp in the storage box is locked, when the warning device is used for warning, the storage box is transported to the position of the warning device required to be arranged on a building engineering management site, then, one person simultaneously holds the handles at two sides to drive the pull rod to be separated from the limiting hole through the way that the lantern ring compresses the pressure spring, at the moment, the limitation on the workbench due to the matching of the pull rod and the limiting hole is removed, then, the pull-out state of the pull rod is maintained, the hand wheels at two sides are simultaneously held by the other person to drive the rotating shaft to rotate around the bearing, and the rotating shaft drives the workbench to turn over, when the workbench is turned over to the position above the workbench, the warning lamp is positioned above the workbench, the multi-section telescopic rods vertically face upwards, the rotating shaft stops rotating and keeps the rotating shaft not to rotate, the sliding groove is in sliding fit with the sliding plate, the sliding plate can descend along the sliding groove by pressing, meanwhile, the limiting holes in the top and the bottom of the sliding plate are symmetrical about the center of the sliding plate, the limiting hole formed in the lower end of the sliding plate can immediately descend to be right opposite to the pull rod, the pull rod can be clamped into the corresponding limiting hole by releasing the compression stroke of the pressure spring through the pressure spring, so that the workbench is locked by matching the pull rod with the limiting hole again, the use state of the warning lamp outside the storage box is immediately locked, and safety warning is conveniently carried out through flashing of the warning lamp in the building engineering management, when the device is not used, the pull rod is pulled by one person again to be separated from the limiting hole in a mode of compressing the pressure spring through the lantern ring, at the moment, the limit of the pull rod and the limiting hole on the workbench is relieved in a matching mode, then the pull rod is kept in an outward pulling state, another person holds the hand wheels on two sides simultaneously to drive the rotating shaft to rotate around the bearing, the rotating shaft drives the workbench to turn over in the process, the warning lamp immediately turns over in the direction of entering the containing box body, when the workbench turns over to the state that the warning lamp is located below the workbench and the workbench is horizontal, the rotating shaft stops rotating and keeps the rotating shaft not rotating, then the limiting hole is made to be right opposite to the pull rod again in a mode of pressing the sliding plate to slide downwards along the sliding groove, so that the pressure spring is enabled to clamp the pull rod into the limiting hole to lock the workbench in the limiting hole in a mode of loosening the pull rod, therefore, the occupied space of the device is reduced, and the device is convenient to store and transport daily when not in use.
Has the advantages that: 1. the utility model discloses the mode that drives the workstation through the pivot and overturn when warning use turns over the warning light and takes in the box and lie in the workstation top, and the mode of spacing hole can be accomplished to the locking of workstation through the draw bar card income, is convenient for carry out safety warning through the flash of light of warning light in the building engineering management;
2. when idle or transporting, pull out spacing hole with the pull rod and drive the mode of workstation upset through the pivot and can turn into the warning light and accomodate the box and be located the workstation below to can go into another spacing hole that corresponds with the pull rod card and come the locking workstation through the mode that the slide slided along the spout, with this occupation space who reduces the device, accomodate and daily transportation when being convenient for the device is idle.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a front external view of the present invention;
FIG. 2 is a front cross-sectional view of FIG. 1;
FIG. 3 is a top view of FIG. 1;
FIG. 4 is an enlarged sectional view taken at A of FIG. 2;
fig. 5 is a usage state diagram of the present invention.
The reference numerals are explained below:
1. a turnover assembly; 101. a hand wheel; 102. a rotating shaft; 103. a chute; 104. a slide plate; 105. a limiting end plate; 106. a work table; 107. a limiting hole; 2. a locking assembly; 201. a handle; 202. a pull rod; 203. a sheath; 204. sealing the cover; 205. mounting grooves; 206. a pressure spring; 207. a collar; 3. a storage box body; 301. a bearing; 4. a multi-section telescopic rod; 401. positioning a locking knot; 402. mounting a plate; 5. a warning light.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-5, the utility model provides a building engineering management safety warning device, including storage box 3, storage box 3 is open-top's box body structure, all nested bearing 301 that is fixed with in the top of storage box 3 inside wall, normal running fit has upset subassembly 1 between the bearing 301, the vertical multisection telescopic link 4 that has location locking knot 401 that is fixed with in bottom surface of upset subassembly 1, the bottom level of multisection telescopic link 4 is fixed with mounting panel 402, mounting panel 402 bottom surface fixed mounting has warning light 5, establish the power in the preferred warning light 5, so that warning light 5 passes through self-powered mode flash of light work, storage box 3 both sides outer wall all is along transversely being fixed with the locking subassembly 2 that is used for locking upset subassembly 1, and the tip that locking subassembly 2 stretched into in storage box 3 and upset subassembly 1 sliding fit.
As the preferred scheme of this case, upset subassembly 1 includes pivot 102 and workstation 106, the quantity of pivot 102 is two, pivot 102 respectively with two bearing 301 normal running fit and along horizontal setting, the level is fixed with workstation 106 between the pivot 102, and workstation 106 bottom surface and multisection telescopic link 4 fixed connection, the middle part of workstation 106 both sides edge part is vertical has seted up spout 103, vertical sliding fit has slide 104 in the spout 103, slide 104 is last lower both ends all fixed with spacing end plate 105, spacing hole 107 has all been seted up along horizontal at slide 104's top and bottom, and slide 104 bottom spacing hole 107 and locking subassembly 2 sliding fit, so set up, be convenient for make warning light 5 lie in when using and accomodate the box 3 outside through the mode that upset subassembly 1 drove the upset of warning light 5, lie in when need not accomodating the box 3 inside and deposit.
The cover area of spacing end plate 105 is greater than the opening size of spout 103, so that slide 104 deviates from spout 103 when preventing slide 104 from sliding along spout 103, the spacing hole 107 of slide 104 top and bottom is about slide 104 central symmetry, so set up, be convenient for ensure that the spacing hole 107 at slide 104 both ends can just right with pull rod 202 at the in-process that the upset was switched, the outer end that pivot 102 stretches out and accomodates box 3 all is fixed with hand wheel 101, and anti-skidding line is seted up on hand wheel 101 surface, so that the mode through handheld hand wheel 101 application of force drives pivot 102 and rotates and avoid hand wheel 101 to deviate from the hand.
The locking assembly 2 comprises a sealing cover 204 and a sheath 203, the sealing cover 204 is fixedly arranged on the outer side of the containing box body 3, the sealing cover 204 is positioned under the rotating shaft 102, the sheath 203 is transversely fixed on the outer end surface of the sealing cover 204, an installation groove 205 is transversely formed in the sheath 203, the installation groove 205 is horizontally coaxial with the limiting hole 107 at the bottom of the sliding plate 104, a pressure spring 206 is in clearance fit in the installation groove 205, one end of the pressure spring 206, far away from the sealing cover 204, is fixedly connected with the installation groove 205, the other end of the pressure spring 206 is fixedly connected with a sleeve ring 207, a pull rod 202 is axially fixed on the inner side of the sleeve ring 207 along the installation groove 205, the pull rod 202 is in clearance fit with the pressure spring 206, the sealing cover 204, the sheath 203 and the containing box body 3, one end, extending out of the sealing cover 204, of the pull rod 202 extends into the containing box body 3 and is in sliding fit with the limiting hole 107 at the bottom, meanwhile, the rotation of the workbench 106 is conveniently unlocked in a mode that the pull rod 202 of the locking assembly 2 is pulled out of the limiting hole 107.
The lantern ring 207 and the pull rod 202 are in interference fit, the lantern ring 207 and the mounting groove 205 are in sliding fit, so that the lantern ring 207 and the pull rod 202 can smoothly slide in the mounting groove 205, the handle 201 is fixedly mounted at the end part of the pull rod 202 extending out of the sheath 203, and the pull rod 202 is conveniently and smoothly pulled to transversely move in a force application mode through the handheld handle 201.
By adopting the structure, initially, the pull rod 202 is in sliding fit with the limiting hole 107 at the bottom end of the sliding plate 104, the workbench 106 can be locked to rotate around the rotating shaft 102 under the limitation of the pull rod 202 and the limiting hole 107, at the moment, the storage state of the warning lamp 5 in the storage box body 3 is locked, when the warning lamp is used, the storage box body 3 is transported to a position where a warning device needs to be arranged in a construction engineering management field, then one person holds the handles 201 on two sides simultaneously to drive the pull rod 202 to be separated from the limiting hole 107 in a way that the lantern ring 207 compresses the pressure spring 206, at the moment, the pull rod 202 is matched with the limiting hole 107 to relieve the limitation on the workbench 106, then the pull-out state of the pull rod 202 is maintained, another person holds the handwheels 101 on two sides simultaneously to drive the rotating shaft 102 to rotate around the bearing 301, in the process, the rotating shaft 102 drives the workbench 106 to turn over, when the workbench 106 turns over to the position above the warning lamp 5, because the sliding groove 103 is in sliding fit with the sliding plate 104, the sliding plate 104 can descend along the sliding groove 103 by pressing, meanwhile, because the limiting holes 107 at the top and the bottom of the sliding plate 104 are symmetrical about the center of the sliding plate 104, the limiting hole 107 arranged at the lower end of the sliding plate 104 can immediately descend to be opposite to the pull rod 202, at the moment, the pull rod 202 can be clamped into the corresponding limiting hole 107 by releasing the compression stroke of the pull rod 202 through the pressure spring 206, so that the workbench 106 is locked by matching the pull rod 202 with the limiting hole 107 again, the use state of the warning lamp 5 outside the containing box body 3 is immediately locked, safety warning is conveniently carried out through flashing of the warning lamp 5 in the building engineering management, when the warning device is not used, one person pulls the pull rod 202 to be separated from the limiting hole 107 through compressing the pressure spring 206 through the sleeve ring 207, at the moment, the limit of the pull rod 202 and the limiting hole 107 is released by matching, then, the pull-out state of the pull rod 202 is kept, and the bearing 301 rotates, in the process, the rotating shaft 102 drives the workbench 106 to turn, the warning lamp 5 immediately turns in the direction of entering the storage box body 3, when the workbench 106 turns to the state that the warning lamp 5 is located below the workbench 106 and the workbench 106 is horizontal, the rotating shaft 102 stops rotating and the rotating shaft 102 is kept to be not rotated, then the limiting hole 107 is enabled to be aligned with the pull rod 202 again in the mode that the sliding plate 104 slides downwards along the sliding groove 103 in a pressing mode, and therefore the compression spring 206 is enabled to clamp the pull rod 202 into the limiting hole 107 to lock the workbench 106 in the mode that the pull rod 202 is loosened, the occupied space of the device is reduced, and the storage and daily transportation of the device when the device is idle are facilitated.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (7)
1. The utility model provides a building engineering management safety warning device, is including accomodating the box, its characterized in that: the storage box body is of a box body structure with an opening at the top, bearings are fixedly embedded in the top of the inner side wall of the storage box body, a turning assembly is matched between the bearings in a rotating mode, a plurality of sections of telescopic rods with positioning locking knots are vertically fixed on the bottom surface of the turning assembly, an installation plate is horizontally fixed at the bottom ends of the plurality of sections of telescopic rods, and a warning lamp is fixedly installed on the bottom surface of the installation plate;
the outer walls of two sides of the storage box body are transversely fixed with locking assemblies used for locking the turnover assemblies, and the end parts of the locking assemblies extending into the storage box body are in sliding fit with the turnover assemblies.
2. The safety warning device for building engineering management according to claim 1, wherein: the utility model discloses a multi-section telescopic rod turnover device, including upset subassembly, bearing, workstation, slide, fixed plate, workstation, telescopic rod, fixed plate, the upset subassembly includes pivot and workstation, the quantity of pivot is two, the pivot respectively with two bearing normal running fit just follows horizontal setting, the level is fixed with between the pivot the workstation, just the workstation bottom surface with multisection telescopic link fixed connection, the vertical spout of having seted up in the middle part of workstation both sides edge part, vertical sliding fit has the slide in the spout, the upper and lower both ends of slide all are fixed with spacing end plate, spacing hole has all been seted up along transversely in the top and the bottom of slide, just slide bottom spacing hole with locking subassembly sliding fit.
3. The safety warning device for building engineering management according to claim 2, wherein: the covering area of the limiting end plate is larger than the opening size of the sliding groove, and the limiting holes in the top and the bottom of the sliding plate are symmetrical about the center of the sliding plate.
4. The safety warning device for building engineering management according to claim 3, wherein: hand wheels are fixed at the outer ends of the rotating shafts, which extend out of the containing box body, and anti-skid grains are formed in the surfaces of the hand wheels.
5. The safety warning device for building engineering management according to claim 2, wherein: the locking assembly comprises a sealing cover and a protective sleeve, the sealing cover is fixedly arranged on the outer side of the containing box body, the sealing cover is positioned under the rotating shaft, the sheath is transversely fixed on the outer end surface of the sealing cover, an installation groove is transversely arranged in the sheath, the mounting groove is horizontally coaxial with the limiting hole at the bottom of the sliding plate, a pressure spring is in clearance fit in the mounting groove, one end of the pressure spring, which is far away from the seal cover, is fixedly connected with the mounting groove, the other end of the pressure spring is fixedly connected with a lantern ring, pull rods are fixed on the inner side of the lantern ring along the axial direction of the mounting groove, and the pull rod is in clearance fit with the pressure spring, the seal cover, the sheath and the containing box body, one end of the pull rod, which extends out of the sealing cover, extends into the containing box body and is in sliding fit with the limiting hole at the bottom of the sliding plate.
6. The safety warning device for building engineering management according to claim 5, wherein: the lantern ring with pull rod interference fit, the lantern ring with mounting groove sliding fit.
7. The safety warning device for building engineering management according to claim 5, wherein: and a handle is fixedly arranged at the end part of the pull rod extending out of the sheath.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922315504.3U CN210574910U (en) | 2019-12-21 | 2019-12-21 | Building engineering management safety warning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922315504.3U CN210574910U (en) | 2019-12-21 | 2019-12-21 | Building engineering management safety warning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210574910U true CN210574910U (en) | 2020-05-19 |
Family
ID=70661163
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922315504.3U Expired - Fee Related CN210574910U (en) | 2019-12-21 | 2019-12-21 | Building engineering management safety warning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210574910U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111862857A (en) * | 2020-07-11 | 2020-10-30 | 肖瑞兰 | Propaganda device for traditional chinese medicine document convenient to document is changed |
-
2019
- 2019-12-21 CN CN201922315504.3U patent/CN210574910U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111862857A (en) * | 2020-07-11 | 2020-10-30 | 肖瑞兰 | Propaganda device for traditional chinese medicine document convenient to document is changed |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP1894883B1 (en) | Crane vehicle | |
| CN206592727U (en) | A kind of telescoping shoring column | |
| CN210574910U (en) | Building engineering management safety warning device | |
| CN201738319U (en) | Device for binding and fixing ground ropes | |
| CN209259503U (en) | A kind of collapsible gantry fixed frame | |
| CN203268084U (en) | Turnover hopper truck | |
| CN209359193U (en) | A kind of rubber tapping bundling apparatus | |
| CN203961662U (en) | A kind of downward turning door of square cabin | |
| CN208278919U (en) | A kind of novel connection column | |
| DE3211367A1 (en) | Two-wheeled vehicle, in particular bicycle, with a stand | |
| CN214268871U (en) | Scrap collecting box for glass processing workshop | |
| DE102014101451B4 (en) | Transport container and retrofit kit | |
| DE102015003702A1 (en) | Emptying of collection containers for residual and / or valuable materials | |
| CN208498547U (en) | A kind of portable implementations equipment transport vehicle | |
| CN205307238U (en) | Multi -functional relief of disaster skeleton | |
| CN207332787U (en) | A kind of telescopic anti-drop device | |
| DE10354083B4 (en) | Self-transportable container as a base station for underground installations | |
| CN112253656A (en) | Parking pumping unit | |
| CN206873782U (en) | A kind of regularization access panel | |
| DE102007027472B3 (en) | Mobile toilet cabin has light having light housing with light emitting surface, which lies over in target assembly position on outer surface of roof, such that light is radiated in interior of toilet cabin through roof | |
| CN206205765U (en) | A kind of field electric operating ladder | |
| DE2505357A1 (en) | Aerial mast for use on caravans, boats etc. adjustable from inside - has support unit with pawl and ratchet arrangement allowing linear and circular motion | |
| CN205220634U (en) | Split type locking mechanism and engineering machine tool | |
| CN204776979U (en) | Level compression station transporting something containerized case qianmen couple device | |
| CN211918744U (en) | A multi-functional handcart for job site |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200519 Termination date: 20201221 |