CN214415465U - Building fire extinguishing system - Google Patents
Building fire extinguishing system Download PDFInfo
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- CN214415465U CN214415465U CN202120570664.7U CN202120570664U CN214415465U CN 214415465 U CN214415465 U CN 214415465U CN 202120570664 U CN202120570664 U CN 202120570664U CN 214415465 U CN214415465 U CN 214415465U
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- cabinet body
- cabinet door
- cabinet
- piece
- buckle
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- 239000007858 starting material Substances 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 239000000779 smoke Substances 0.000 description 2
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
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- 238000005096 rolling process Methods 0.000 description 1
- 238000013519 translation Methods 0.000 description 1
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Abstract
The utility model relates to a building fire extinguishing system relates to fire-fighting equipment technical field, and it includes the cabinet body and with cabinet body articulated cabinet door, be fixed with the buckle on the cabinet door inner wall, it has the bull stick to articulate on the cabinet body, the one end that the cabinet body was kept away from to the bull stick is connected with the joint piece with the buckle joint perpendicularly, be provided with the power component of drive joint piece joint in the buckle on the inner wall of the cabinet body, be provided with the piece that resets that drives joint piece roll-out buckle on the bull stick, set up the piece of opening and shutting that is used for opening and shutting the cabinet door on the cabinet body. This application drives and resets through power component and realizes automatic grafting or drawing and pulling between joint piece and the buckle, opens to close the piece and is close to the cabinet door orientation or keep away from the motion of cabinet body direction, realizes the automatic opening and close of cabinet door, has the effect of opening and close the fire control cabinet door fast.
Description
Technical Field
The application relates to the technical field of fire fighting equipment, in particular to a building fire fighting system.
Background
Fire-fighting equipment is arranged in the existing public places and buildings, the fire-fighting equipment is placed in a fire-fighting cabinet, and a fire-fighting box is fixed on a wall body. When a fire disaster occurs, a fire fighter is required to open the door of the fire box and use fire fighting equipment to extinguish the fire and escape.
The prior Chinese patent with the patent application number of 201721054774.8 provides a fire-fighting cabinet, which comprises a cabinet body and a cabinet door hinged with the cabinet body, wherein the interior of the cabinet body is divided into an accommodating space, an electric box, a fire-fighting box and a water supply box; an emergency illuminating lamp, a control panel and a storage battery are arranged in the electric box; the accommodating space is provided with a first pressure sensor, and a respirator or an eyeshade is arranged on the accommodating space; a fixed groove and a second pressure sensor are arranged in the fire box, and a fire extinguisher is placed on the fire box; a fire hydrant and a fire hose are arranged in the water supply tank, and the fire hydrant is provided with a water level detection device; a label and an indicator light are arranged outside the cabinet door; the cabinet body is provided with a temperature sensor, a smoke sensor and a fire alarm; the control panel is electrically connected with the first pressure sensor, the second pressure sensor, the temperature sensor, the smoke sensor, the fire alarm, the water level detection device, the emergency illuminating lamp and the storage battery; the control panel is in communication connection with the remote control center.
To the correlation technique among the above-mentioned, the inventor thinks that the cabinet door passes through lock locking with the cabinet body, when the conflagration breaing out, needs the manual cabinet door lock of fire control cabinet of fire fighter to open, takes out fire-fighting equipment again, accomplishes the back of putting out a fire, needs the manual cabinet door with the fire control cabinet of fire fighter to lock and close, and the step that this process needs is loaded down with trivial details, and it is longer to consume time.
SUMMERY OF THE UTILITY MODEL
In order to improve the problem that fire control cabinet door was opened and close fast, this application provides a building fire extinguishing system.
The application provides a building fire extinguishing system adopts following technical scheme:
the utility model provides a building fire extinguishing system, including the cabinet body and with cabinet body articulated cabinet door, be fixed with the buckle on the cabinet door inner wall, it has the bull stick to articulate on the cabinet body, the bull stick is kept away from the one end of the cabinet body be connected with perpendicularly with the joint piece of buckle joint, be provided with the drive on the inner wall of the cabinet body the joint piece joint is to power component in the buckle, be provided with the drive on the bull stick the joint piece is rolled out the piece that resets of buckle, set up on the cabinet body and be used for opening and shutting the piece that closes of cabinet door.
By adopting the technical scheme, when the cabinet door is closed, the opening and closing piece is started, the opening and closing piece drives the cabinet door to move towards the direction close to the cabinet body, after the cabinet door and the cabinet body are closed, the power assembly is started, the power assembly drives the rotating rod and the clamping block to rotate towards the direction close to the buckle ring, so that the clamping block is inserted into the buckle ring to realize the automatic closing of the cabinet door, when the cabinet door is opened, the power assembly is started, the power assembly does not push the clamping block to abut against the buckle ring any more, the reset piece drives the rotating rod to drive the clamping block to rotate towards the direction away from the buckle ring, so that the cabinet door and the cabinet body are not locked any more, then the opening and closing piece is started, the opening and closing piece drives the cabinet door to move towards the direction away from the cabinet body to the opening state to realize the automatic opening of the cabinet door, the building fire fighting system with the structural design realizes the automatic insertion or extraction between the clamping block and the buckle ring through the power assembly drive and the reset piece, the opening-closing piece moves the cabinet door towards the direction close to or far away from the cabinet body, so that the automatic opening and closing of the cabinet door is realized, and the effect of quickly opening and closing the cabinet door of the fire-fighting cabinet is achieved.
Optionally, the power assembly comprises a rack and a gear, the gear is connected to the cabinet in a rotating manner, the cabinet is provided with a motor for driving the gear to rotate, the rack is horizontally arranged on the cabinet in a sliding manner, the gear is meshed with the rack, one end of the rack is abutted to the rotating rod in a sliding manner, and the cabinet is provided with a connecting piece for connecting the rack.
Through adopting above-mentioned technical scheme, when carrying out the locking of closing of cabinet door, starter motor, motor drive gear rotate, and the horizontal sliding motion of buckle direction is close to gear drive rack orientation, and the rack is close to the one end and the bull stick butt of buckle to drive bull stick and joint piece orientation are close to the buckle direction and rotate, make in the joint piece pegs graft the buckle, realize the automatic locking between cabinet door and the cabinet body, have the effect of closing the locking fire control cabinet door fast.
Optionally, the reset piece is set to be a tension spring, the tension spring is located between the rotating rod and the rack, one end of the tension spring is fixed with the cabinet body, and the other end of the tension spring is fixed with the rotating rod.
Through adopting above-mentioned technical scheme, when carrying out opening of cabinet door, starter motor, motor drive gear rotate, and the direction horizontal sliding motion of buckle is kept away from to the gear drive rack orientation, and the rack is no longer rotated with the bull stick butt this moment, and the bull stick drives the direction rotation that the buckle was kept away from to the joint piece orientation under the tensile force effect of extension spring, and the joint piece is no longer with the buckle joint this moment, realizes that the automation between the cabinet door and the cabinet body is unblanked, has the effect of opening the fire control cabinet door fast.
Optionally, the opening and closing member is an air cylinder, the air cylinder is fixed to the cabinet body, and a piston rod of the air cylinder is hinged to the cabinet door.
Through adopting above-mentioned technical scheme, after the joint piece is taken out from the buckle, start the cylinder, the piston rod of cylinder promotes the cabinet door orientation and keeps away from cabinet body direction and rotates to the open mode, realizes that the automation of cabinet door is opened, when closing the cabinet door, starts the cylinder, and the piston rod pulling cabinet door orientation of cylinder rotates to the close mode near the direction of the cabinet body, realizes the self-closing of cabinet door, and the setting of cylinder has the effect of opening and close the fire control cabinet door fast.
Optionally, a hinge block is fixed on the cabinet door, a hinge rod is vertically fixed on the hinge block, a hinge hole is formed in a piston rod of the air cylinder, and the hinge rod is rotatably inserted into the hinge hole.
Through adopting above-mentioned technical scheme, the cylinder is when pulling cabinet door motion, and the piston rod of cylinder passes through the hinge bar and the articulated piece drives the cabinet door orientation and is close to or keeps away from cabinet body direction rotation, and the hinge bar is at the hinge hole internal rotation this moment for the cylinder can stabilize the drive cabinet door and carry out automatic opening and shutting.
Optionally, the connecting piece sets up to the cylinder, the cylinder is provided with two, two the cylinder level rotates to be connected on the cabinet body, rack lateral wall go up the level set up with the spout that the cylinder slided and is connected, the both ends of spout are closed setting.
Through adopting above-mentioned technical scheme, the gear is close to or when keeping away from buckle direction gliding movement driving rack orientation, and the cylinder is connected with sliding of spout and is made the gliding movement of rack more steady, and the cylinder truns into the translation friction of rack into rolling friction simultaneously, reduces the wearing and tearing of spout inner wall for sliding of rack is more smooth, and the rack drive joint piece of being convenient for simultaneously pegs graft in the buckle, realizes that the quick locking of cabinet door is closed.
Optionally, a vent hole is formed in the side wall of the cabinet body in a penetrating mode, an inductor is fixed at the vent hole, and the inductor is electrically connected with the motor.
Through adopting above-mentioned technical scheme, when the conflagration breaing out, during smog and the heat that the conflagration in-process produced can enter into the fire control cabinet through the ventilation hole, when the inductor in the fire control cabinet sensed high temperature and smog, electric drive motor start-up work, the motor passes through the automatic grafting and the extraction of gear and rack drive joint piece to the cabinet door buckle, realizes that the automation between the cabinet door and the cabinet body is unblanked and is locked, has the effect of opening and close the fire control cabinet door fast.
Optionally, a rubber strip for collision avoidance is fixed on the inner side wall of the cabinet door.
Through adopting above-mentioned technical scheme, the cylinder has great drive power, and the cylinder is close to the cabinet body orientation at the drive cabinet door and rotates when closing, and the rubber strip can cushion colliding with between the cabinet door and the cabinet body, reduces the wearing and tearing that collide with between the cabinet door and the cabinet body, prolongs the life of cabinet door and the cabinet body, and the rubber strip can be clogged the clearance between the cabinet door and the cabinet body simultaneously for the fire control cabinet door can closely be closed on the cabinet body.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the rack is driven by the gear to horizontally slide, and the rack driving clamping block is inserted into the buckle ring, so that the automatic locking between the cabinet door and the cabinet body is realized, and the effect of quickly closing and locking the cabinet door of the fire-fighting cabinet is achieved;
2. when the rack is not abutted to the rotating rod any more, the tension spring drives the clamping block to be pulled out from the retaining ring, so that automatic unlocking between the cabinet door and the cabinet body is realized, and the effect of quickly opening the cabinet door of the fire-fighting cabinet is achieved;
3. the piston rod of cylinder passes through the hinge bar and the articulated piece drives the cabinet door orientation and is close to or keeps away from the cabinet body direction and rotates, realizes the automatic of cabinet door and opens and close, has the effect of opening and close the fire control cabinet door fast.
Drawings
FIG. 1 is a schematic structural diagram of the whole in the embodiment of the present application;
FIG. 2 is a partial cross-sectional view of the entirety of an embodiment of the present application;
FIG. 3 is an enlarged partial schematic view of portion A of FIG. 1;
fig. 4 is a partially enlarged schematic view of a portion B in fig. 2.
Reference numerals: 1. a cabinet body; 2. a cabinet door; 3. a retaining ring; 4. a rotating rod; 5. a clamping block; 6. a power assembly; 61. a rack; 62. a gear; 7. a motor; 8. a tension spring; 9. a cylinder; 10. a hinged block; 11. a hinged lever; 12. a hinge hole; 13. a drum; 14. a chute; 15. a vent hole; 16. an inductor; 17. a rubber strip; 18. a closing plate; 19. an articulation member; 20. a card interface; 21. a circular groove; 22. a horizontal groove; 23. round baffle plate.
Detailed Description
The present application is described in further detail below with reference to figures 1-4.
The embodiment of the application discloses a building fire extinguishing system. Referring to fig. 1, a building fire protection system includes a cabinet 1 and a cabinet door 2.
The cabinet body 1 is placed subaerial, one side of the cabinet body 1 is the opening setting, place the fire-fighting equipment who is used for putting out a fire in the cabinet body 1, all through two inductors 16 of screw fixedly connected with on the both sides wall of the cabinet body 1, inductor 16 sets up on 1 inner wall of the cabinet body, can avoid inductor 16 impaired and unable work, be provided with a plurality of ventilation holes 15 that are used for the ventilation between two inductors 16, ventilation hole 15 runs through the setting of 1 lateral wall of the cabinet body, when the conflagration breaks out, smog and the heat that produce in the conflagration can enter into the fire control cabinet through ventilation hole 15, inductor 16 senses smog and heat and can start work.
Referring to fig. 1 and 2, the inductor 16 is electrically connected with a motor 7, the motor 7 is fixedly connected to an outer wall of an opening of the cabinet body 1 through screws, one side of the cabinet door 2 is hinged to one side of the cabinet body 1 away from the motor 7 through hinges, the opening and closing of the cabinet door 2 to the cabinet body 1 can be realized under the connection action of the hinges, the length dimension of the cabinet door 2 in the horizontal direction is the same as the length dimension of the opening of the cabinet body 1 in the horizontal direction, the inner walls of the upper and lower ends of the cabinet body 1 are respectively welded and fixed with a closing plate 18, the inner walls of the upper and lower ends of the cabinet door 2 are respectively abutted against the closing plates 18, so as to realize stable closing between the cabinet body 1 and the cabinet door 2, rubber strips 17 for collision prevention are respectively bonded and fixed around the inner side wall of the cabinet door 2, the rubber strips 17 can buffer collision between the inner wall of the cabinet door 2 and the closing plates 18 on the cabinet body 1, and reduce collision and abrasion of the cabinet door between the cabinet door 2 and the closing plates 18, simultaneously rubber strip 17 can be stuffed the clearance between cabinet door 2 and the closure plate 18 for fire control cabinet door 2 can closely be closed on the cabinet body 1.
Referring to fig. 2 and 4, welded fastening has articulated elements 19 on the cabinet body 1 inner wall that is close to motor 7 one side, articulated elements 19 is located motor 7's below, it is connected with bull stick 4 to rotate on the articulated elements 19, bull stick 4 articulates on cabinet body 1 under the effect of articulated elements 19, and bull stick 4 can rotate near or keep away from the direction of closed plate 18 around articulated elements 19 orientation in the plane that two closed plates 18 formed, the one end welded fastening that articulated elements 19 were kept away from to bull stick 4 has joint piece 5, joint piece 5 is located the below of bull stick 4, welded fastening has the buckle 3 with joint piece 5 joint adaptation on cabinet door 2's the inner wall, buckle 3 runs through in vertical direction and has seted up joint mouth 20, joint piece 5 can peg graft or draw out in joint mouth 20.
Be provided with the piece that resets that drive joint piece 5 changes out buckle 3 on bull stick 4, the piece that resets sets up to extension spring 8, extension spring 8 is located the top of bull stick 4, the one end of extension spring 8 and 4 up end welded fastening of bull stick, the other end of extension spring 8 and the cabinet body 1 welded fastening have the inner wall welded fastening of articulated elements 19, extension spring 8 is in original length, bull stick 4 is in the setting of drawing of extension spring 8 down slant, joint piece 5 is in the detached state with buckle 3 this moment, cabinet door 2 is in not the locked state with the cabinet body 1.
Referring to fig. 2 and 4, the output shaft of the motor 7 vertically penetrates through the outer wall of the cabinet body 1, the inner wall of the opening of the cabinet body 1 is provided with a circular groove 21, the circular groove 21 is coaxially arranged with the output shaft of the motor 7, a horizontal groove 22 is horizontally arranged below the circular groove 21, the horizontal groove 22 is communicated with the circular groove 21, the horizontal groove 22 is located above the tension spring 8, one end, close to the hinge piece 19, of the horizontal groove 22 is arranged in an opening mode, one end, far away from the hinge piece 19, of the horizontal groove 22 is arranged in a closing mode, and the circular groove 21 and the horizontal groove 22 are internally provided with a power assembly 6 for driving the clamping block 5 to be clamped into the retaining ring 3.
The power assembly 6 comprises a rack 61 and a gear 62, the gear 62 is rotatably arranged in the circular groove 21, the output shaft of the motor 7 is coaxially welded and fixed with the end surface of the gear 62, the tooth top of the gear 62 extends into the horizontal groove 22, the rack 61 is horizontally slidably arranged in the horizontal groove 22, the tooth top of the gear 62 is meshed with the rack 61, one end of the rack 61, which is close to the rotating rod 4, extends out of the horizontal groove 22 and is slidably abutted to the upper end surface of the rotating rod 4, and a connecting piece for connecting the rack 61 is arranged in the horizontal groove 22.
Referring to fig. 4, the connecting piece sets up to cylinder 13, cylinder 13 is provided with two, two cylinders 13 are in horizontal groove 22 along the direction horizontal distribution that rack 61 slided, cylinder 13 rotates through pivot (not marked in the figure) with horizontal groove 22 inside wall and is connected, rack 61 lateral wall is improved level and is offered the spout 14 with the adaptation that slides of cylinder 13, spout 14 runs through the setting along perpendicular to rack 61 direction, and the both ends of spout 14 are closed setting, cylinder 13 rotates and supports in spout 14, the equal welded fastening in both ends of cylinder 13 has circular fender piece 23, circular fender piece 23 is located the spout 14 outside, and the diameter size of circular fender piece 23 is greater than spout 14 along the ascending size in height of vertical direction, rack 61 can stably slide on cylinder 13 under the effect of circular fender piece 23 and spout 14 lateral wall.
Referring to fig. 1 and 3, the cabinet body 1 is provided with an opening and closing member for opening and closing the cabinet door 2, the opening and closing member is arranged to be a cylinder 9, the cylinder 9 is electrically connected with a motor 7, the cylinder body of the cylinder 9 is welded and fixed on the inner wall of the upper end of the cabinet body 1, the piston rod of the cylinder 9 points to the direction of the cabinet door 2, two hinged blocks 10 are welded and fixed on the inner wall of the cabinet door 2, the two hinged blocks 10 are distributed along the vertical direction at intervals, the vertical height dimension between the two hinged blocks 10 is larger than the diameter dimension of the piston rod of the cylinder 9, a hinged rod 11 is vertically arranged between the two hinged blocks 10, two ends of the hinged rod 11 are respectively welded and fixed with the two hinged blocks 10 in a perpendicular mode, a hinged hole 12 is formed in the piston rod of the cylinder 9 in a penetrating mode along the axis direction of the hinged rod 11, the diameter dimension of the hinged hole 12 is larger than the diameter dimension of the hinged rod 11, and the hinged rod 11 is rotatably inserted in the hinged hole 12.
The implementation principle of the building fire fighting system in the embodiment of the application is as follows: when the conflagration breaing out, smog and the heat that the conflagration in-process produced can enter into the fire control cabinet through ventilation hole 15, inductor 16 in the fire control cabinet senses during high temperature and smog, electric drive motor 7 starts work, motor 7 drives rack 61 orientation through gear 62 and keeps away from the direction horizontal slip of bull stick 4, rack 61 no longer with 4 butts of bull stick, bull stick 4 drives joint piece 5 orientation under the pulling force effect of extension spring 8 and keeps away from the orientation rotation of buckle 3, make joint piece 5 no longer with buckle 3 joint, realize the automation between cabinet door 2 and the cabinet body 1 and unblank, start cylinder 9 after that, the piston rod of cylinder 9 passes through hinge bar 11 and hinge block 10 and drives cabinet door 2 orientation and keep away from the rotation of cabinet body 1 orientation, realize the automation of cabinet door 2 and open.
After the work of putting out a fire is accomplished, start cylinder 9, cylinder 9's piston rod drives cabinet door 2 orientation and is close to the 1 direction rotation of the cabinet body, then starter motor 7, motor 7 drives rack 61 orientation through gear 62 and is close to the direction horizontal slip of bull stick 4, rack 61 is close to the one end and the 4 butt of bull stick 3, and drive bull stick 4 and joint piece 5 orientation are close to the 3 direction rotations of buckle, make in joint piece 5 pegs graft the buckle 3, realize the automatic closed locking between cabinet door 2 and the cabinet body 1.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides a building fire extinguishing system, including the cabinet body (1) and with cabinet door (2) of the cabinet body (1) articulated, its characterized in that: be fixed with buckle (3) on cabinet door (2) inner wall, it has bull stick (4) to articulate on the cabinet body (1), bull stick (4) are kept away from the one end of the cabinet body (1) be connected with perpendicularly with joint piece (5) of buckle (3) joint, be provided with the drive on the inner wall of the cabinet body (1) joint piece (5) joint is arrived power component (6) in buckle (3), be provided with the drive on bull stick (4) joint piece (5) are rolled out the piece that resets of buckle (3), set up on the cabinet body (1) and be used for opening and shutting the piece that opens and shuts of cabinet door (2).
2. A building fire protection system as claimed in claim 1, wherein: power component (6) are including rack (61) and gear (62), gear (62) rotate to be connected on the cabinet body (1), be provided with the drive on the cabinet body (1) gear (62) pivoted motor (7), rack (61) horizontal slip sets up on the cabinet body (1), just gear (62) with rack (61) meshing sets up, the one end of rack (61) with bull stick (4) butt that slides, be provided with the connection on the cabinet body (1) the connecting piece of rack (61).
3. A building fire protection system as claimed in claim 2, wherein: the piece that resets sets up to extension spring (8), extension spring (8) are located bull stick (4) with between rack (61), the one end of extension spring (8) with the cabinet body (1) is fixed, the other end of extension spring (8) with bull stick (4) are fixed.
4. A building fire protection system as claimed in claim 1, wherein: the opening and closing piece is arranged to be an air cylinder (9), the air cylinder (9) is fixed to the cabinet body (1), and a piston rod of the air cylinder (9) is hinged to the cabinet door (2).
5. The building fire protection system of claim 4, wherein: the cabinet door is characterized in that a hinge block (10) is fixed on the cabinet door (2), a hinge rod (11) is vertically fixed on the hinge block (10), a hinge hole (12) is formed in a piston rod of the air cylinder (9), and the hinge rod (11) is rotatably inserted into the hinge hole (12).
6. A building fire protection system as claimed in claim 2, wherein: the connecting piece sets up to cylinder (13), cylinder (13) are provided with two, two cylinder (13) level is rotated and is connected on cabinet body (1), rack (61) lateral wall is improved level seted up with cylinder (13) slide sliding connection's spout (14), the both ends of spout (14) are closed setting.
7. A building fire protection system as claimed in claim 2, wherein: run through on the lateral wall of the cabinet body (1) and seted up ventilation hole (15), ventilation hole (15) department is fixed with inductor (16), inductor (16) with motor (7) electric connection.
8. A building fire protection system as claimed in claim 1, wherein: and a rubber strip (17) for collision prevention is fixed on the inner side wall of the cabinet door (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120570664.7U CN214415465U (en) | 2021-03-19 | 2021-03-19 | Building fire extinguishing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120570664.7U CN214415465U (en) | 2021-03-19 | 2021-03-19 | Building fire extinguishing system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214415465U true CN214415465U (en) | 2021-10-19 |
Family
ID=78074549
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120570664.7U Expired - Fee Related CN214415465U (en) | 2021-03-19 | 2021-03-19 | Building fire extinguishing system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214415465U (en) |
-
2021
- 2021-03-19 CN CN202120570664.7U patent/CN214415465U/en not_active Expired - Fee Related
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211019 |
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| CF01 | Termination of patent right due to non-payment of annual fee |