CN212651026U - Non-contact movable isolation negative pressure sterilizing cabin - Google Patents
Non-contact movable isolation negative pressure sterilizing cabin Download PDFInfo
- Publication number
- CN212651026U CN212651026U CN202020939029.7U CN202020939029U CN212651026U CN 212651026 U CN212651026 U CN 212651026U CN 202020939029 U CN202020939029 U CN 202020939029U CN 212651026 U CN212651026 U CN 212651026U
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- negative pressure
- air
- sealed
- pipeline
- cabin body
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Abstract
The utility model relates to the technical field of isolation cabins, in particular to a contact-free movable isolation negative pressure sterilization cabin, which comprises a sealed isolation cabin body, a negative pressure generating system, a sterilization agent spraying system, a power supply, a temperature instrument, an infrared sensor and a controller; the top end and the bottom end of the sealed isolation cabin body are respectively provided with an air inlet and an air outlet, the negative pressure generating system comprises a negative pressure machine, a filter screen and a ventilating duct, and the bottom of the sealed isolation cabin body is provided with a wheel set; the infrared sensor is arranged at the inlet of the sealed isolation cabin body and is electrically connected with the controller, and is used for detecting whether a person is close to the inlet of the sealed isolation cabin body. The utility model discloses a portable isolation negative pressure of exempting from to contact disappears and kills cabin, but the sealing door that is close to and the opening entry of automatic perception personnel can be opened or close the sealing door automatically to can check the personnel's that get into body temperature, can disappear and kill the operation to the internal portion of sealed isolation cabin automatically, and can wholly shift.
Description
Technical Field
The utility model relates to an isolation cabin technical field especially relates to the portable isolation negative pressure of exempting from to contact disappears and kills the cabin.
Background
The isolation capsule is used extensively in the epidemic prevention field, and current isolation capsule often is used for settling the patient that has high infectivity respiratory disease temporarily, but current isolation capsule generally is only isolation function, leaves the back from the isolation capsule when the disease, needs the manual work to use spraying apparatus to carry out the rear to the inside isolation capsule and can reuse, can't disinfect to isolation personnel's clothing, and current isolation capsule generally needs personnel to enter after the manual pulling open door, and personnel are easily cross infection after contacting the door handle repeatedly.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a not enough of prior art provides a portable isolation negative pressure of exempting from to contact disappears and kills cabin, can solve above-mentioned problem.
In order to achieve the purpose, the utility model discloses a non-contact movable type isolation negative pressure sterilization cabin, including the sealed isolation cabin body, the sealed isolation cabin body is provided with the sealing door, the sealed isolation cabin body is internally provided with the sealed chamber, still include negative pressure generating system, the mist elimination and killing agent spraying system, power, temperature appearance, infrared sensor and controller; the top end and the bottom end of the sealed isolation cabin body are respectively provided with an air inlet and an air outlet, the negative pressure generating system comprises a negative pressure machine, a filter screen and a ventilating duct, the negative pressure machine is communicated with the air outlet through the ventilating duct, and the filter screen is arranged between the air outlet and the ventilating duct; the bottom of the sealed isolation cabin body is provided with a wheel set; the disinfectant spraying system comprises a pressure pump, a disinfectant storage tank, a pipeline and a nozzle, wherein the nozzle is communicated with the disinfectant storage tank through the pipeline, and the pressure pump is communicated with the disinfectant storage tank through the pipeline; the nozzle is arranged at the top end of the sealing chamber; the power device is arranged in the sealed isolation cabin body and is connected with the sealing doors, two sealing doors are arranged, and the two sealing doors are respectively arranged at the inlet and the outlet of the sealed isolation cabin body; the temperature instrument is arranged in the sealed chamber; the power device, the power supply, the temperature instrument, the negative pressure machine and the pressure pump are all electrically connected with the controller; the infrared sensor is arranged at the inlet of the sealed isolation cabin body, is electrically connected with the controller and is used for detecting whether a person is close to the inlet of the sealed isolation cabin body.
Furthermore, the power device is arranged at the top end of the sealed isolation cabin body and comprises an air cylinder, a push plate and a connecting rod, two ends of the connecting rod are respectively hinged with the push plate and the sealing door, the push plate is arranged at the top end of the sealed isolation cabin body in a sliding manner, and the power output end of the air cylinder is connected with the push plate; the cylinder is electrically connected with the controller.
Furthermore, the device also comprises a traction power device for driving the wheel set to rotate, and the traction power device is arranged at the bottom of the sealed isolation cabin body.
Furthermore, the traction power device comprises a motor and a belt transmission mechanism, and the motor is in transmission connection with the wheel set through the belt transmission mechanism.
Further, the device also comprises a breathing mask, a ventilation pipeline and a single-flow gas storage device; the single-flow air storage device is provided with an air storage barrel, an air inlet pipeline and an air outlet pipeline, an air storage space is arranged in the air storage barrel, and one end of the air inlet pipeline and one end of the air outlet pipeline are communicated with the air storage space; the breathing mask is communicated and connected with the air storage space through a ventilation pipeline; an air inlet fan and an air outlet fan are respectively arranged inside the air inlet pipeline and the air outlet pipeline, the other end of the air inlet pipeline is communicated with the outside atmosphere, the other end of the air outlet pipeline is communicated with the sealing chamber, and the air inlet fan and the air outlet fan are both electrically connected with the controller; the breathing mask is arranged inside the sealed and isolated cabin body; the single-flow gas storage device is arranged at the top of the sealed and isolated cabin body.
Furthermore, the single-flow gas storage device further comprises a ventilation female connector, the ventilation female connector is communicated with the gas storage space, and a ventilation male end plug which is matched and plugged with the ventilation female connector is arranged on the ventilation pipeline.
Furthermore, the air inlet pipeline extends in the vertical direction, the upper end part of the air inlet pipeline is positioned above the top of the air storage barrel, and the lower end part of the air inlet pipeline extends to the lower end part of the air storage space; the air outlet pipeline extends in the vertical direction, the upper end of the air outlet pipeline is positioned above the top of the air storage barrel, the lower end of the air outlet pipeline extends into the air storage space, and the lower end opening of the air outlet pipeline is positioned above the lower end opening of the air inlet pipeline.
Furthermore, the female joint of ventilating is provided with the body of ventilating, and the body of ventilating extends in the horizontal direction, and the one end of the body of ventilating is located the gas storage space, and the opening that the body of ventilating is located the gas storage space is located between the lower extreme opening of air-out pipeline and the lower extreme opening of air inlet pipe in vertical direction.
Furthermore, the ventilation female port connector also comprises an elastic sealing ring, the elastic sealing ring is arranged on the inner wall of the other end of the ventilation pipe body, and the outer wall of the elastic sealing ring is provided with a bundling ring for closing the inner wall of the elastic sealing ring; and after the ventilation male end plug is inserted into the elastic sealing ring and crosses the bundling ring, the ventilation male end plug is communicated with the gas storage space.
The utility model has the advantages that: the utility model discloses a portable isolation negative pressure of exempting from to contact disappears and kills cabin, but the sealed door that is close to and the opening entry of automatic perception personnel avoids appearing because the cross infection that personnel's touch leads to can check the personnel's that get into body temperature, can disappear and kill the operation to sealed isolation cabin internal portion automatically, and can wholly shift.
Drawings
Fig. 1 is a schematic view of the three-dimensional structure of the non-contact mobile isolation negative pressure sterilizing cabin of the present invention.
Fig. 2 is a schematic view of another three-dimensional structure of the contact-free mobile isolation negative pressure sterilization cabin of the present invention.
Fig. 3 is a schematic view of a partial cross-sectional structure of the single-flow gas storage device of the present invention.
Fig. 4 is a schematic cross-sectional view of the female connector and the male connector of the present invention.
The reference numerals include:
1-sealed isolated cabin body 11-sealed door 12-sealed chamber
2-negative pressure machine 3-nozzle
4-power device 41-air cylinder 42-push plate 43-connecting rod
5-thermometer 6-infrared sensor
7-single flow direction gas storage device
71-gas storage barrel 72-air inlet pipeline 73-air outlet pipeline 74-gas storage space
8-female joint 81 of ventilation-pipe, elastic sealing ring 82-bundling ring 83-ventilation pipe body
9-Ventilation Male plug.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings.
As shown in fig. 1 and 2, the non-contact mobile isolation negative pressure sterilization cabin of the present invention comprises a sealed isolation cabin body 1, wherein the sealed isolation cabin body 1 is provided with a sealing door 11, a sealing chamber 12 is arranged inside the sealed isolation cabin body 1, and the non-contact mobile isolation negative pressure sterilization cabin further comprises a negative pressure generating system, a sterilization fog spraying system, a power supply, a temperature instrument 5, an infrared sensor 6 and a controller; the top end and the bottom end of the sealed isolation cabin body 1 are respectively provided with an air inlet and an air outlet, the negative pressure generating system comprises a negative pressure machine 2, a filter screen and a ventilating duct, the negative pressure machine 2 is communicated with the air outlet through the ventilating duct, and the filter screen is arranged between the air outlet and the ventilating duct; the bottom of the sealed isolation cabin body 1 is provided with a wheel set; the disinfectant spraying system comprises a pressure pump, a disinfectant storage tank, a pipeline and a nozzle 3, wherein the nozzle 3 is communicated with the disinfectant storage tank through the pipeline, and the pressure pump is communicated with the disinfectant storage tank through the pipeline; the nozzle 3 is arranged at the top end of the sealed chamber 12; the power device 4 is arranged on the sealed isolation cabin body 1 and is connected with the sealed doors 11, two sealed doors 11 are arranged on the sealed isolation cabin body 1, and the two sealed doors 11 are respectively arranged at the inlet and the outlet of the sealed isolation cabin body 1; the temperature meter 5 is arranged in the sealed chamber 12; the power device 4, the power supply, the temperature instrument 5, the negative pressure machine 2 and the pressure pump are all electrically connected with the controller; the infrared sensor 6 is arranged at the inlet of the sealed isolation cabin body 1, is electrically connected with the controller, and is used for detecting whether personnel are close to the inlet of the sealed isolation cabin body 1.
The utility model discloses a portable isolation negative pressure of contact-free disappears and kills cabin, infrared sensor 6 experience when personnel are close to the entry of the sealed isolation cabin body 1, to the controller signals, the controller signals of telecommunication opens the sealing door 11 of the entrance of the sealed isolation cabin body 1 for power device 4, and personnel can get into the inside of the sealed isolation cabin body 1, and personnel can not contact the utility model discloses an any position of the portable isolation negative pressure of contact-free disappears and kills cabin can get into, avoids appearing because the cross infection that personnel's touch leads to.
After the personnel can get into the inside of the sealed isolation cabin body 1, the thermometer 5 can automatically measure the body temperature of the personnel and transmit the body temperature to the controller, when the body temperature of the human body is in a normal range, the controller drives the power device 4 to open the sealing door 11 at the outlet of the sealed isolation cabin body 1, the personnel can leave, and after the personnel leave, the controller drives the power device 4 to close the sealing door 11. When the body temperature of the human body is not in the normal range, the controller sends an instruction to send an alarm to the alarm, the disinfectant spraying system is started, the pressure pump pressurizes the disinfectant storage tank to enable the disinfectant to be sprayed out from the nozzle 3, and the disinfectant is sprayed inside the sealed isolation cabin body 1 to carry out epidemic prevention and disinfection. Then can with the utility model discloses a personnel of exempting from to contact portable isolation negative pressure sterilization cabin and inside shift to the isolation zone in the lump and carry out follow-up operation.
The utility model discloses a portable isolation negative pressure of exempting from to contact disappears and kills cabin, but the self-sensing personnel be close to and the sealing door 11 of opening entry, avoid appearing because the cross infection that personnel's touch leads to can check the personnel's that get into body temperature, can be automatically to the 1 inside operation of killing of disappearing of the sealed isolation cabin, and can wholly shift.
Specifically, the utility model discloses a movable isolation negative pressure of exempting from to contact disappears and kills cabin, power device 4 sets up in the top of the sealed isolation cabin body 1, power device 4 includes cylinder 41, push pedal 42 and connecting rod 43, and the both ends of connecting rod 43 are articulated with push pedal 42 and sealing door 11 respectively, and push pedal 42 slides and sets up in the top of the sealed isolation cabin body 1, and the power take off end of cylinder 41 is connected with push pedal 42; the air cylinder 41 is electrically connected to the controller. The power output end of the cylinder 41 pushes the push plate 42, the push plate 42 pushes the connecting rod 43, and the connecting rod 43 pushes the sealing door 11 to rotate to realize opening and closing.
Further, the utility model discloses a portable isolation negative pressure of exempting from to contact disappears and kills cabin still includes drive wheelset pivoted traction power device 4, and traction power device 4 sets up in the bottom of the sealed isolation cabin body 1. The utility model discloses a portable isolation negative pressure of exempting from to contact disappears and kills cabin, traction power device 4 includes motor and belt drive mechanism, and the motor passes through belt drive mechanism to be connected with the wheelset transmission. The utility model discloses a movable type isolation negative pressure of exempting from to contact disappears and kills cabin can take power drive certainly the utility model discloses a movable type isolation negative pressure of exempting from to contact disappears and kills the cabin and remove.
Further, as shown in fig. 3, the non-contact mobile isolated negative pressure sterilization cabin of the present invention further comprises a breathing mask, a ventilation pipeline and a single flow direction gas storage device 7; the single-flow air storage device 7 is provided with an air storage barrel 71, an air inlet pipeline 72 and an air outlet pipeline 73, an air storage space 74 is arranged in the air storage barrel 71, and one end of the air inlet pipeline 72 and one end of the air outlet pipeline 73 are communicated with the air storage space 74; the breathing mask is in conductive connection with the air storage space 74 through a ventilation pipeline; an air inlet fan and an air outlet fan are respectively arranged in the air inlet pipeline 72 and the air outlet pipeline 73, the other end of the air inlet pipeline 72 is communicated with the outside atmosphere, the other end of the air outlet pipeline 73 is communicated with the sealed chamber 12, and the air inlet fan and the air outlet fan are both electrically connected with the controller; the breathing mask is arranged inside the sealed and isolated cabin body; the single-flow gas storage device 7 is arranged at the top of the sealed and isolated cabin body. The utility model discloses a portable isolation negative pressure of exempting from to contact disappears and kills cabin, air intake fan promote external air and get into air storage space 74 through intake stack 72, the unusual personnel of body temperature can wear respirator before being sprayed the disinfectant, breathe the air in the air storage space 74, the gas that will tell simultaneously blows in air storage space 74, the gas in the air storage space 74 promotes through air outlet fan in air outlet pipeline 73 arranges to seal chamber 12, avoid discharging into external atmosphere, avoid personnel to inhale simultaneously and disappear and kill the fog agent.
Further, the utility model discloses a portable isolation negative pressure of exempting from to contact disappears and kills cabin, single current still includes female mouthful of joint 8 of ventilating to gas storage device 7, female mouthful of joint 8 of ventilating with gas storage space 74 switches on, and vent line is provided with the public end plug 9 of ventilating of pegging graft with the cooperation of female mouthful of joint 8 of ventilating. The utility model discloses a cabin is killed in portable isolation negative pressure of contact-free, still include mobilizable oxygen bag in the seal chamber 12, the oxygen bag has female mouthful of joint 8 of ventilating, when personnel after killing walk out from seal chamber 12, the female mouthful of joint 8 of ventilating that can insert the oxygen bag after public end plug 9 of ventilating extracts from female mouthful of joint 8 of ventilating of single current to gas storage device 7, make personnel after killing shift to keep apart before the epidemic prevention district not take place gas exchange with external atmosphere, avoid polluting the air of institute process, avoid infecting for other personnel.
Further, in the contact-free movable type isolation negative pressure sterilization and disinfection chamber of the present invention, the air inlet pipe 72 extends in the vertical direction, the upper end portion of the air inlet pipe 72 is located above the top of the gas storage tank 71, and the lower end portion of the air inlet pipe 72 extends to the lower end portion of the gas storage space 74; the air outlet pipeline 73 extends in the vertical direction, the upper end part of the air outlet pipeline 73 is positioned above the top of the air storage barrel 71, the lower end part of the air outlet pipeline 73 extends into the air storage space 74, and the lower end opening of the air outlet pipeline 73 is positioned above the lower end opening of the air inlet pipeline 72. The utility model discloses a cabin is killed in portable isolation negative pressure of exempting from to contact, the outside air admission air storage space 74 inside back of gas receiver 71, at the inside circulation that takes place of gas receiver 71, the rotational speed of concrete steerable air inlet fan slightly is less than air outlet fan's rotational speed, avoids the carbon dioxide of exhalation at the inside deposit of gas receiver 71, avoids the carbon dioxide content of air storage space 74 too high.
Further, the utility model discloses a portable isolation negative pressure of exempting from to contact disappears and kills cabin, female mouth of ventilating joint 8 is provided with the body of ventilating 84, and the body of ventilating 84 extends in the horizontal direction, the one end of the body of ventilating 84 is located gas storage space 74, and the opening that the body of ventilating 84 is located gas storage space 74 is located between the lower extreme opening of air-out pipeline 73 and the lower extreme opening of intake stack 72 in vertical direction. The utility model discloses a portable isolation negative pressure of exempting from to contact disappears and kills cabin, the inside comdenstion water of gas receiver 71 can not get into the body of ventilating 84, and the air-out pipeline 73 discharge can be followed fast to the carbon dioxide of exhalation, avoids inhaling the air oxygen content in the respirator low.
Further, as shown in fig. 4, in the contact-free mobile isolation negative pressure sterilization cabin of the present invention, the ventilation female joint 8 further includes an elastic sealing ring 81, the elastic sealing ring 81 is disposed on the inner wall of the other end of the ventilation pipe body 84, and the outer wall of the elastic sealing ring 81 is provided with a bundling ring 82 for closing the inner wall of the elastic sealing ring 81; after the ventilation male end plug 9 is inserted into the elastic sealing ring 81 and crosses the bundling ring 82, the ventilation male end plug 9 is communicated with the air storage space 74.
In conclusion, the present invention has the above-mentioned excellent characteristics, so that it can be used to enhance the effectiveness of the prior art and has practicability, and thus it is a product with practical value.
The above description is only for the preferred embodiment of the present invention, and for those skilled in the art, there are variations on the detailed description and the application scope according to the idea of the present invention, and the content of the description should not be construed as a limitation to the present invention.
Claims (8)
1. Exempt from contact movable type and keep apart negative pressure killing cabin, including the sealed cabin body that keeps apart, the sealed cabin body that keeps apart is provided with sealing door, and the sealed cabin body that keeps apart is inside to be provided with sealed room, its characterized in that: the system also comprises a negative pressure generating system, a fog-removing and fog-killing agent spraying system, a power supply, a temperature instrument, an infrared sensor and a controller;
the top end and the bottom end of the sealed isolation cabin body are respectively provided with an air inlet and an air outlet, the negative pressure generating system comprises a negative pressure machine, a filter screen and a ventilating duct, the negative pressure machine is communicated with the air outlet through the ventilating duct, and the filter screen is arranged between the air outlet and the ventilating duct; the bottom of the sealed isolation cabin body is provided with a wheel set;
the disinfectant spraying system comprises a pressure pump, a disinfectant storage tank, a pipeline and a nozzle, wherein the nozzle is communicated with the disinfectant storage tank through the pipeline, and the pressure pump is communicated with the disinfectant storage tank through the pipeline; the nozzle is arranged at the top end of the sealing chamber;
the power device is arranged in the sealed isolation cabin body and is connected with the sealing doors, two sealing doors are arranged, and the two sealing doors are respectively arranged at the inlet and the outlet of the sealed isolation cabin body;
the temperature instrument is arranged in the sealed chamber; the power device, the power supply, the temperature instrument, the negative pressure machine and the pressure pump are all electrically connected with the controller;
the infrared sensor is arranged at the inlet of the sealed isolation cabin body, is electrically connected with the controller and is used for detecting whether a person is close to the inlet of the sealed isolation cabin body.
2. The contact-free mobile isolated negative pressure killing cabin of claim 1, wherein: the power device is arranged at the top end of the sealed isolation cabin body and comprises an air cylinder, a push plate and a connecting rod, two ends of the connecting rod are respectively hinged with the push plate and the sealing door, the push plate is arranged at the top end of the sealed isolation cabin body in a sliding manner, and the power output end of the air cylinder is connected with the push plate; the cylinder is electrically connected with the controller.
3. The contact-free mobile isolated negative pressure killing cabin of claim 1, wherein: the device also comprises a traction power device for driving the wheel set to rotate, and the traction power device is arranged at the bottom of the sealed isolation cabin body.
4. The contact-free mobile isolated negative pressure killing cabin of claim 3, wherein: the traction power device comprises a motor and a belt transmission mechanism, and the motor is in transmission connection with the wheel set through the belt transmission mechanism.
5. The contact-free mobile isolated negative pressure killing cabin of claim 1, wherein: the breathing mask, the ventilation pipeline and the single-flow gas storage device are also included; the single-flow air storage device is provided with an air storage barrel, an air inlet pipeline and an air outlet pipeline, an air storage space is arranged in the air storage barrel, and one end of the air inlet pipeline and one end of the air outlet pipeline are communicated with the air storage space; the breathing mask is communicated and connected with the air storage space through a ventilation pipeline; an air inlet fan and an air outlet fan are respectively arranged inside the air inlet pipeline and the air outlet pipeline, the other end of the air inlet pipeline is communicated with the outside atmosphere, the other end of the air outlet pipeline is communicated with the sealing chamber, and the air inlet fan and the air outlet fan are both electrically connected with the controller; the breathing mask is arranged inside the sealed and isolated cabin body; the single-flow gas storage device is arranged at the top of the sealed and isolated cabin body.
6. The contact-free mobile isolated negative pressure killing cabin of claim 5, wherein: the single-flow air storage device further comprises a female ventilation port connector, the female ventilation port connector is communicated with the air storage space, and the ventilation pipeline is provided with a ventilation male end plug which is in matched plug-in connection with the female ventilation port connector.
7. The contact-free mobile isolated negative pressure killing cabin of claim 6, wherein: the air inlet pipeline extends in the vertical direction, the upper end part of the air inlet pipeline is positioned above the top of the air storage barrel, and the lower end part of the air inlet pipeline extends to the lower end part of the air storage space; the air outlet pipeline extends in the vertical direction, the upper end of the air outlet pipeline is positioned above the top of the air storage barrel, the lower end of the air outlet pipeline extends into the air storage space, and the lower end opening of the air outlet pipeline is positioned above the lower end opening of the air inlet pipeline.
8. The contact-free mobile isolated negative pressure killing cabin of claim 7, wherein: the ventilation female port connector is provided with a ventilation pipe body, the ventilation pipe body extends in the horizontal direction, one end of the ventilation pipe body is located in the air storage space, and an opening of the ventilation pipe body, which is located in the air storage space, is located between a lower end opening of the air outlet pipeline and a lower end opening of the air inlet pipeline in the vertical direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020939029.7U CN212651026U (en) | 2020-05-29 | 2020-05-29 | Non-contact movable isolation negative pressure sterilizing cabin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020939029.7U CN212651026U (en) | 2020-05-29 | 2020-05-29 | Non-contact movable isolation negative pressure sterilizing cabin |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212651026U true CN212651026U (en) | 2021-03-05 |
Family
ID=74747906
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020939029.7U Expired - Fee Related CN212651026U (en) | 2020-05-29 | 2020-05-29 | Non-contact movable isolation negative pressure sterilizing cabin |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212651026U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111671599A (en) * | 2020-05-29 | 2020-09-18 | 东莞理工学院 | Contact-free movable isolation negative pressure sterilization cabin and using method thereof |
-
2020
- 2020-05-29 CN CN202020939029.7U patent/CN212651026U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111671599A (en) * | 2020-05-29 | 2020-09-18 | 东莞理工学院 | Contact-free movable isolation negative pressure sterilization cabin and using method thereof |
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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: 20210305 |