CN110751762A - Face scanning recognition device for unlocking safety door - Google Patents
Face scanning recognition device for unlocking safety door Download PDFInfo
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- CN110751762A CN110751762A CN201911044737.2A CN201911044737A CN110751762A CN 110751762 A CN110751762 A CN 110751762A CN 201911044737 A CN201911044737 A CN 201911044737A CN 110751762 A CN110751762 A CN 110751762A
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- face
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- cavity
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- end wall
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- G—PHYSICS
- G07—CHECKING-DEVICES
- G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
- G07C9/00—Individual registration on entry or exit
- G07C9/00174—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys
- G07C9/00563—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys using personal physical data of the operator, e.g. finger prints, retinal images, voicepatterns
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- Power-Operated Mechanisms For Wings (AREA)
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Abstract
The invention discloses a face scanning and identifying device for unlocking a safety door, which comprises a door, wherein a pressure mechanism is arranged at the lower left side of the door, the pressure mechanism comprises a rotatable turnover block, a pressure cavity with an opening facing right is arranged in the right end face of the turnover block, the left end wall of the pressure spring is fixedly provided with a pressure sensor which can detect pressure, the pressure chamber is internally provided with a pressure plate in a sliding way, when the face identification is needed, a user needs to manually rotate the turnover block anticlockwise, the device has the face identification function, when not in use, the device is in a closed state, and the recognition machine part faces the wall, thereby saving electric energy and being not easy to be damaged, when in use, the manual operation is needed, the possibility of false start of the device caused by false operation is reduced, when the face is identified, the identification part can swing up and down to identify, and the identification efficiency is improved.
Description
Technical Field
The invention relates to the field of face recognition, in particular to a face scanning recognition device for unlocking a safety door.
Background
Face identification, be based on the face characteristic information of people and carry out a biological identification technique of identification, gather the image or the video stream that contains the people's face with camera or camera, and detect and trail the people's face in the image automatically, and then carry out a series of correlation technique of face identification to the people who detects, by wide use in the enterprise, be used for opening of various important doors, and the face identification part of current face identification emergency exit can be in work standby state always, as long as someone is through will starting, comparatively extravagant energy, and need the user to go to find the camera of aiming for voluntarily, it is comparatively troublesome to use, exposed camera also damages easily.
Disclosure of Invention
The invention aims to solve the technical problem of providing a face scanning and recognizing device for unlocking a safety door, and solves the problems that a face recognition door wastes energy, is troublesome to use, and a camera is easy to damage.
The invention is realized by the following technical scheme.
The invention discloses a face scanning recognition device for unlocking a safety door, which comprises a door, wherein a pressure mechanism is arranged at the left lower side of the door, the pressure mechanism comprises a rotatable turnover block, a pressure cavity with a rightward opening is formed in the right end surface of the turnover block, a pressure sensor is fixedly arranged on the left end wall of a pressure spring, the pressure sensor can detect pressure, a pressure plate is arranged in the pressure cavity in a sliding manner, and when face recognition is needed, a user needs to manually rotate the turnover block anticlockwise, and the pressure sensor can detect the pressure by stepping on the pressure plate so as to work;
the upper side of the pressure mechanism is provided with a face recognition mechanism, the face recognition mechanism comprises a bearing block and a top plate which are fixedly connected with the left end face of the door, the top plate is positioned on the upper side of the bearing block, a connecting shaft is arranged between the bearing block and the top plate in a rotating way, a transmission gear is fixedly arranged on the connecting shaft, the rear side of the transmission gear is meshed with a movable rack, a telescopic cavity is arranged in the door, the right end wall of the telescopic cavity is fixedly provided with an electromagnet, an iron block is arranged in the telescopic cavity in a sliding way, the right side of the connecting shaft is provided with a face recognizer which rotates along with the connecting shaft, the pressure sensor can electrify the electromagnet to generate magnetic force after sensing pressure, so as to attract the iron block to move rightwards, the movable rack can move rightwards along with the iron block, and the transmission gear, thereby driving the face recognizer to rotate one hundred eighty degrees to start working;
the right side of the face recognition mechanism is provided with a scanning mechanism, the scanning mechanism comprises a containing cavity arranged in the door, a rotatable fan-shaped bevel gear is arranged in the containing cavity, the left side of the fan-shaped bevel gear is provided with a torsion shaft which is rotatably connected with the rear end wall of the containing cavity through a first torsion spring, a push rod and a transmission bevel gear are fixedly arranged on the torsion shaft, the transmission bevel gear is positioned on the front side of the push rod, the fan-shaped bevel gear can be meshed with the transmission bevel gear when rotating, and the push rod can swing left and right under the action of the first torsion spring to push the face recognizer to swing, so that the recognition angle of the face recognizer is adjusted.
Preferably, the pressure mechanism further comprises support blocks symmetrically and fixedly arranged on the left end face of the door in a front-back manner, two support rods are fixedly arranged between the support blocks, a connecting cavity penetrating through the front end face and the rear end face of the turnover block is arranged in the turnover block, a guide groove with a rightward opening is arranged in the left end wall of the connecting cavity, a guide block with a left end positioned in the guide groove is fixedly arranged on the support rod in the connecting cavity, an arc-shaped spring is fixedly arranged between the lower end face of the guide block and the lower end wall of the guide groove, and pressure springs fixedly connected with the left end and the left end wall of the pressure cavity are fixedly arranged on the left end face of the pressure plate in.
Preferably, the face recognition mechanism further comprises a moving groove communicating the telescopic cavity with the storage cavity, the opening of the moving groove faces to the left, a telescopic spring is fixedly arranged between the iron block and the left end wall of the telescopic cavity, a moving rod with the left end penetrating through the left end wall of the moving groove is fixedly arranged at the upper end of the iron block, the moving rack is fixed on the left end surface of the moving rod, a top rack is embedded in the right side of the upper end surface of the moving rod, a rotating shaft is rotatably arranged at the rear end wall of the storage cavity, a rotating gear and a cam are fixedly arranged on the rotating shaft, the cam is positioned at the front side of the rotating gear, the rotating shaft is meshed with the top rack, an intermediate rod fixedly connected with the right end surface of the connecting shaft is arranged at the upper side of the transmission gear, a bottom plate is arranged at the right side of the intermediate rod, an intermediate cavity with the opening facing to, the locating lever pass through the second torsional spring with the intermediate lever rotates to be connected, the fixed controller that is equipped with of bottom plate up end, the recognizer of face is fixed on the bottom plate right-hand member face, the connecting axle right side be equipped with terminal surface fixed connection's inductor under the top plate.
Preferably, the scanning mechanism further comprises a power supply fixedly connected with the rear end wall of the storage cavity, a socket and a moving groove with a downward opening are arranged in the lower end face of the power supply, a moving spring is fixedly arranged on the upper end wall of the moving groove, a moving block slidably connected with the moving groove is fixedly arranged at the lower end of the moving spring, the lower end of the moving block is located in the storage cavity and is fixedly provided with a plug, a motor is fixedly arranged on the right end wall of the storage cavity, the motor and the plug are electrically conductive through an electric wire, a power shaft is rotatably arranged on the left end face of the motor, and the sector bevel gear is fixedly connected with the power shaft.
Preferably, the sensor may detect the controller, thereby changing a switching state of the face recognizer.
Preferably, the turning block cannot rotate clockwise in the illustrated state.
The invention has the beneficial effects that: this device possess the recognition function of face, is in the closed condition when not using, and discerns the machine part towards the wall, can practice thrift the electric energy, is difficult for receiving the destruction again, when using, needs manual operation, reduces because the maloperation leads to the possibility that the device mistake was started, when carrying out the discernment of face, but the oscilaltion of discernment part discerns, increases recognition efficiency.
Drawings
In order to more clearly illustrate the embodiments of the 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, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
Fig. 1 is a schematic view of the whole section of a face scanning and recognizing device for unlocking the safety door of the invention;
FIG. 2 is an enlarged view of the point A in FIG. 1;
FIG. 3 is an enlarged view of the point B in FIG. 1;
FIG. 4 is an enlarged view of FIG. 1 at C;
fig. 5 is a schematic view in the direction of C-C in fig. 3.
Detailed Description
The invention will now be described in detail with reference to fig. 1-5, wherein for ease of description the orientations described hereinafter are now defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
The mechanical mechanism schematic diagram of the face scanning recognition device for unlocking the safety door described in conjunction with fig. 1-5 includes a door 10, a pressure mechanism 70 is provided on the left lower side of the door 10, the pressure mechanism 70 includes a rotatable turning block 16, a pressure chamber 14 with an opening facing to the right is provided in the right end face of the turning block 16, a pressure sensor 13 is fixedly provided on the left end wall of the pressure spring 15, the pressure sensor 13 can detect pressure, a pressure plate 12 is slidably provided in the pressure chamber 14, when face recognition is required, a user needs to manually rotate the turning block 16 counterclockwise, and the pressure plate 12 is stepped on to enable the pressure sensor 13 to detect pressure, so as to work;
the upside of the pressure mechanism 70 is provided with a face recognition mechanism 73, the face recognition mechanism 73 comprises a bearing block 20 and a top plate 25 which are fixedly connected with the left end face of the door 10, the top plate 25 is positioned on the upside of the bearing block 20, a connecting shaft 23 is arranged between the bearing block 20 and the top plate 25 in a rotating manner, a transmission gear 21 is fixedly arranged on the connecting shaft 23, a moving rack 22 is arranged on the rear side of the transmission gear 21 in a meshing manner, a telescopic cavity 31 is arranged in the door 10, an electromagnet 30 is fixedly arranged on the right end wall of the telescopic cavity 31, an iron block 32 is arranged in the telescopic cavity 31 in a sliding manner, a face recognizer 26 which rotates along with the connecting shaft 23 is arranged on the right side of the connecting shaft 23, the electromagnet 30 can be electrified to generate magnetic force after pressure is applied by the pressure sensor 13, so as to attract the iron block 32 to move rightwards, the, through the meshing of the movable rack 22 and the transmission gear 21, the transmission gear 21 can be driven to rotate, so that the face recognizer 26 is driven to rotate by one hundred eighty degrees to start working;
the right side of the face recognition mechanism 73 is provided with a scanning mechanism 72, the scanning mechanism 72 comprises a receiving cavity 28 arranged in the door 10, the receiving cavity 28 is internally provided with a rotatable sector bevel gear 48, the left side of the sector bevel gear 48 is provided with a torsion shaft 44 which is rotatably connected with the rear end wall of the receiving cavity 28 through a first torsion spring 59, the torsion shaft 44 is fixedly provided with a push rod 27 and a transmission bevel gear 43, the transmission bevel gear 43 is positioned at the front side of the push rod 27, the sector bevel gear 48 can be meshed with the transmission bevel gear 43 when rotating, under the action of the first torsion spring 59, the push rod 27 can swing left and right to push the face recognizer 26 to swing, so as to adjust the recognition angle of the face recognizer 26.
Beneficially, the pressure mechanism 70 further includes support blocks 11 symmetrically and fixedly disposed on the left end surface of the door 10, a support rod 33 is fixedly disposed between the two support blocks 11, a connection cavity 34 penetrating through the front and rear end surfaces of the turnover block 16 is disposed in the turnover block 16, a guide groove 37 with an opening facing right is disposed in the left end wall of the connection cavity 34, a guide block 36 with a left end located in the guide groove 37 is fixedly disposed on the support rod 33 in the connection cavity 34, an arc-shaped spring 35 is fixedly disposed between the lower end surface of the guide block 36 and the lower end wall of the guide groove 37, and the pressure spring 15 with a left end fixedly connected to the left end wall of the pressure chamber 14 is fixedly disposed on the left end surface of the pressure plate 12 in a vertically symmetric manner.
Beneficially, the face recognition mechanism 73 further includes a moving slot 29 communicating the telescopic cavity 31 and the receiving cavity 28, the moving slot 29 is open to the left, a telescopic spring 17 is fixedly disposed between the iron block 32 and the left end wall of the telescopic cavity 31, a moving rod 19 having a left end penetrating the left end wall of the moving slot 29 is fixedly disposed at the upper end of the iron block 32, the moving rack 22 is fixed on the left end surface of the moving rod 19, a top rack 18 is embedded in the upper end surface of the moving rod 19 on the right side, a rotating shaft 38 is rotatably disposed at the rear end wall of the receiving cavity 28, a rotating gear 39 and a cam 52 are fixedly disposed on the rotating shaft 38, the cam 52 is located in front of the rotating gear 39, the rotating shaft 38 is engaged with the top rack 18, an intermediate rod 55 fixedly connected with the right end surface of the connecting shaft 23 is disposed on the upper side of the driving gear 21, a bottom plate 57 is disposed on, the utility model discloses a facial recognition device, including bottom plate 57, be equipped with the opening middle chamber 56 towards the left in the bottom plate 57 left end face, the fixed locating lever 53 that is equipped with of middle chamber 56 rear end wall, locating lever 53 through second torsional spring 54 with middle lever 55 rotates and is connected, the fixed controller 58 that is equipped with of bottom plate 57 up end, face's recognizer 26 is fixed on the bottom plate 57 right-hand member face, connecting axle 23 right side be equipped with end fixed connection's inductor 24 under top plate 25.
Beneficially, the scanning mechanism 72 further includes a power supply 42 fixedly connected to the rear end wall of the receiving cavity 28, a socket 41 and a moving groove 49 with a downward opening are provided in a lower end face of the power supply 42, a moving spring 50 is fixedly provided on an upper end wall of the moving groove 49, a moving block 40 slidably connected to the moving groove 49 is fixedly provided at a lower end of the moving spring 50, a plug 51 is fixedly provided at a lower end of the moving block 40, a motor 46 is fixedly provided on a right end wall of the receiving cavity 28, the motor 46 and the plug 51 are electrically conducted through an electric wire 47, a power shaft 45 is rotatably provided on a left end face of the motor 46, and the sector bevel gear 48 is fixedly connected to the power shaft 45.
Advantageously, the sensor 24 can detect the controller 58, thereby changing the on-off state of the facial recognizer 26.
Advantageously, the turning block 16 cannot be rotated clockwise in the illustrated state.
Sequence of mechanical actions of the whole device:
(1) the sensor 24 detects the controller 58 and controls the face recognizer 26 to be in the off state.
(2) When the door 10 is opened when face recognition is needed, the turnover block 16 is manually rotated, so that the turnover block 16 rotates ninety degrees anticlockwise, a user stands on the pressure plate 12, pushes the pressure plate 12 to move towards the pressure cavity 14, the pressure spring 15 is compressed, the pressure plate 12 moves onto the pressure sensor 13, pressure is given to the pressure sensor 13, the pressure sensor 13 detects the pressure, and the electromagnet 30 is electrified.
(3) The electromagnet 30 is electrified to generate magnetic force, the iron block 32 is attracted, the extension spring 17 is stretched, the moving rod 19 moves along with the iron block 32 to drive the top rack 18 and the moving rack 22 to move rightwards, the transmission gear 21 is driven to rotate through the meshing of the transmission gear 21 and the moving rack 22, the face recognizer 26 and the controller 58 rotate one hundred eighty degrees along with the transmission gear 21, the controller 58 cannot be detected by the sensor 24, and the face recognizer 26 starts to work to recognize the face of a user.
(4) Under the meshing action of the top rack 18 and the rotating gear 39, the rotating gear 39 is driven to rotate, the cam 52 rotates along with the rotating gear 39, the pushing plug 51 is inserted into the socket 41, the moving spring 50 is compressed, the power supply 42 enables the motor 46 to be electrified through the wire 47, the motor 46 is electrified to drive the power shaft 45 to rotate, the sector bevel gear 48 is driven to rotate, the sector bevel gear 48 rotates to be meshed with the transmission bevel gear 43 and drive the transmission bevel gear 43 to rotate, the push rod 27 rotates along with the transmission bevel gear 43, the first torsion spring 59 is compressed, the push rod 27 rotates to push the face recognizer 26 to rotate, the face of a user is scanned from top to bottom, and the second torsion spring 54 is compressed.
(5) After the sector bevel gear 48 is disengaged from the transmission bevel gear 43, the first torsion spring 59 resets to drive the push rod 27 to reset, the second torsion spring 54 resets to drive the face recognizer 26 to rotate to reset, so that repeated up-and-down scanning of the face of the user can be realized, if facial features are matched, the door 10 is opened, the device can reset after the user leaves the door 10, and the face recognizer 26 can restore to a closed state.
The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides an emergency exit unblock is with face scanning recognition device, includes the door, its characterized in that:
a pressure mechanism is arranged on the lower left side of the door and comprises a rotatable turnover block, a pressure cavity with a rightward opening is arranged in the right end face of the turnover block, a pressure sensor is fixedly arranged on the left end wall of the pressure spring and can detect pressure force, a pressure plate is arranged in the pressure cavity in a sliding mode, and when face recognition is needed, a user needs to manually rotate the turnover block anticlockwise, and the pressure plate is stepped on to enable the pressure sensor to detect pressure so as to work;
the upper side of the pressure mechanism is provided with a face recognition mechanism, the face recognition mechanism comprises a bearing block and a top plate which are fixedly connected with the left end face of the door, the top plate is positioned on the upper side of the bearing block, a connecting shaft is rotatably arranged between the bearing block and the top plate, a transmission gear is fixedly arranged on the connecting shaft, the rear side of the transmission gear is meshed with a movable rack, a telescopic cavity is arranged in the door, the right end wall of the telescopic cavity is fixedly provided with an electromagnet, an iron block is slidably arranged in the telescopic cavity, the right side of the connecting shaft is provided with a face recognizer which rotates along with the connecting shaft, the pressure sensor senses pressure and then enables the electromagnet to be electrified to generate magnetic force so as to attract the iron block to move rightwards, the movable rack can move rightwards along with the iron block, and the transmission gear can be driven to rotate through, thereby driving the face recognizer to rotate one hundred eighty degrees to start working;
the right side of the face recognition mechanism is provided with a scanning mechanism, the scanning mechanism comprises a containing cavity arranged in the door, a rotatable fan-shaped bevel gear is arranged in the containing cavity, the left side of the fan-shaped bevel gear is provided with a torsion shaft which is rotatably connected with the rear end wall of the containing cavity through a first torsion spring, a push rod and a transmission bevel gear are fixedly arranged on the torsion shaft, the transmission bevel gear is positioned on the front side of the push rod, the fan-shaped bevel gear can be meshed with the transmission bevel gear when rotating, and the push rod can swing left and right under the action of the first torsion spring to push the face recognizer to swing, so that the recognition angle of the face recognizer is adjusted.
2. The face scanning recognition device for unlocking the safety door according to claim 1, wherein: the pressure mechanism further comprises supporting blocks which are symmetrically and fixedly arranged on the left end face of the door in the front-back direction, supporting rods are fixedly arranged between the supporting blocks, a connecting cavity which penetrates through the front end face and the back end face of the turnover block is arranged in the turnover block, a guide groove with a rightward opening is arranged in the left end wall of the connecting cavity, a guide block with a left end located in the guide groove is fixedly arranged on the supporting rods in the connecting cavity, an arc-shaped spring is fixedly arranged between the lower end face of the guide block and the lower end wall of the guide groove, and a pressure spring which is fixedly connected with the left end and the left end wall of the pressure cavity is fixedly arranged on the left end.
3. The face scanning recognition device for unlocking the safety door according to claim 1, wherein: the face recognition mechanism also comprises a moving groove communicated with the telescopic cavity and the containing cavity, the opening of the moving groove faces to the left, a telescopic spring is fixedly arranged between the iron block and the left end wall of the telescopic cavity, a moving rod with the left end penetrating through the left end wall of the moving groove is fixedly arranged at the upper end of the iron block, the moving rack is fixed on the left end surface of the moving rod, a top rack is embedded in the right side of the upper end surface of the moving rod, a rotating shaft is arranged on the rear end wall of the containing cavity in a rotating manner, a rotating gear and a cam are fixedly arranged on the rotating shaft, the cam is positioned in the front of the rotating gear, the rotating shaft is meshed with the top rack, a middle rod fixedly connected with the right end surface of the connecting shaft is arranged on the upper side of the transmission gear, a bottom plate is arranged on the right side of the middle rod, a middle cavity with, the locating lever pass through the second torsional spring with the intermediate lever rotates to be connected, the fixed controller that is equipped with of bottom plate up end, the recognizer of face is fixed on the bottom plate right-hand member face, the connecting axle right side be equipped with terminal surface fixed connection's inductor under the top plate.
4. The face scanning recognition device for unlocking the safety door according to claim 1, wherein: scanning mechanism still include with accomodate chamber rear end wall fixed connection's power, be equipped with opening socket and motion groove down in the power lower terminal surface, the fixed motion spring that is equipped with of motion groove upper end wall, the fixed motion spring lower extreme be equipped with motion groove sliding connection's motion piece, motion piece lower extreme is located accomodate the intracavity and fixedly be equipped with the plug, accomodate the fixed motor that is equipped with of chamber right-hand member wall, the motor with the plug passes through the electric wire and electrically conducts, the motor left end face rotates and is equipped with the power shaft, fan-shaped bevel gear with power shaft fixed connection.
5. The face scanning recognition device for unlocking the safety door according to claim 3, wherein: the sensor may detect the controller, thereby changing an on-off state of the face recognizer.
6. The face scanning recognition device for unlocking the safety door according to claim 2, wherein: the turning block cannot rotate clockwise in the state shown in the figure.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911044737.2A CN110751762A (en) | 2019-10-30 | 2019-10-30 | Face scanning recognition device for unlocking safety door |
| JP2019221738A JP2021072078A (en) | 2019-10-30 | 2019-12-06 | Face scan recognition device for emergency exit unlocking |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911044737.2A CN110751762A (en) | 2019-10-30 | 2019-10-30 | Face scanning recognition device for unlocking safety door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110751762A true CN110751762A (en) | 2020-02-04 |
Family
ID=69281211
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911044737.2A Withdrawn CN110751762A (en) | 2019-10-30 | 2019-10-30 | Face scanning recognition device for unlocking safety door |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP2021072078A (en) |
| CN (1) | CN110751762A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111179477A (en) * | 2020-02-20 | 2020-05-19 | 广州欧享科技有限公司 | General type face identification emergency exit |
| CN112573333A (en) * | 2021-01-14 | 2021-03-30 | 成都市成华区贯邱妙商贸有限公司 | Self-locking building construction protection device |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113723313B (en) * | 2021-09-01 | 2022-09-20 | 深圳市天娇伟业科技有限公司 | Face identification screening equipment based on internet big data |
| CN113901937A (en) * | 2021-10-19 | 2022-01-07 | 方淮 | Face login equipment for outdoor electronic instrument based on biological recognition technology |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2169154A3 (en) * | 2008-06-24 | 2013-10-09 | GEZE GmbH | Door terminal |
| CN109555447A (en) * | 2018-11-14 | 2019-04-02 | 大连慧航科技发展有限公司 | A kind of Intelligent electronic anti-theft door |
| CN209785033U (en) * | 2019-07-01 | 2019-12-13 | 新疆强大凯创信息科技有限公司 | But face identification equipment of automatically regulated height |
-
2019
- 2019-10-30 CN CN201911044737.2A patent/CN110751762A/en not_active Withdrawn
- 2019-12-06 JP JP2019221738A patent/JP2021072078A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111179477A (en) * | 2020-02-20 | 2020-05-19 | 广州欧享科技有限公司 | General type face identification emergency exit |
| CN112573333A (en) * | 2021-01-14 | 2021-03-30 | 成都市成华区贯邱妙商贸有限公司 | Self-locking building construction protection device |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2021072078A (en) | 2021-05-06 |
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Application publication date: 20200204 |