CN112541993A - Security protection device for wisdom district - Google Patents
Security protection device for wisdom district Download PDFInfo
- Publication number
- CN112541993A CN112541993A CN202011130949.5A CN202011130949A CN112541993A CN 112541993 A CN112541993 A CN 112541993A CN 202011130949 A CN202011130949 A CN 202011130949A CN 112541993 A CN112541993 A CN 112541993A
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- China
- Prior art keywords
- wall
- plate
- limiting
- close
- security device
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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
- G07C9/20—Individual registration on entry or exit involving the use of a pass
- G07C9/22—Individual registration on entry or exit involving the use of a pass in combination with an identity check of the pass holder
- G07C9/25—Individual registration on entry or exit involving the use of a pass in combination with an identity check of the pass holder using biometric data, e.g. fingerprints, iris scans or voice recognition
- G07C9/257—Individual registration on entry or exit involving the use of a pass in combination with an identity check of the pass holder using biometric data, e.g. fingerprints, iris scans or voice recognition electronically
-
- 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
- G07C9/30—Individual registration on entry or exit not involving the use of a pass
- G07C9/32—Individual registration on entry or exit not involving the use of a pass in combination with an identity check
- G07C9/37—Individual registration on entry or exit not involving the use of a pass in combination with an identity check using biometric data, e.g. fingerprints, iris scans or voice recognition
-
- 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
- G07C9/30—Individual registration on entry or exit not involving the use of a pass
- G07C9/38—Individual registration on entry or exit not involving the use of a pass with central registration
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B13/00—Burglar, theft or intruder alarms
- G08B13/18—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength
- G08B13/189—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using passive radiation detection systems
- G08B13/194—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using passive radiation detection systems using image scanning and comparing systems
- G08B13/196—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using passive radiation detection systems using image scanning and comparing systems using television cameras
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Human Computer Interaction (AREA)
- Lock And Its Accessories (AREA)
Abstract
The invention discloses a security device for an intelligent community, which comprises a first wall and a second wall, wherein one sides of the first wall and the second wall, which are close to each other, are both connected with guard plate mechanisms, and the inner wall of one side of the guard plate mechanism, which is close to the first wall, of the second wall is connected with a return stopping mechanism, and the security device has the beneficial effects that: the protective plate mechanism and the limiting travelling mechanism are matched with the first wall and the second wall respectively, so that a very convenient and simple one-way walking only for a single person can be formed, the first fingerprint identifier and the second fingerprint identifier are matched, an owner can enter a cell independently, the owner can enter the cell from the outside conveniently by matching the first fingerprint identifier with the locking mechanism, the owner can open the device from the inside of the cell conveniently by matching the second fingerprint identifier with the locking mechanism, the effect of entering people in the cell is provided, and the safety of the owner can be protected under certain conditions.
Description
Technical Field
The invention belongs to the technical field of life security and particularly relates to a security and protection device for an intelligent community.
Background
In the prior art, the security device for the wisdom district is used comparatively loaded down with trivial details, and inside comparatively complicated, be not suitable for with ordinary district, have the disappearance of an aspect.
Disclosure of Invention
The present invention has been made to solve the above problems.
In order to solve the above problems, the present invention provides a technical solution:
the utility model provides a security protection device for wisdom district, includes a wall and No. two walls, one side that wall and No. two walls are close to mutually all is connected with backplate mechanism, the one side wall connection that backplate mechanism of No. two wall one sides is close to a wall has only to return the mechanism, two be provided with spacing running gear between the backplate mechanism, be close to the one end of backplate mechanism deviation to spacing running gear one side of wall one side installs a fingerprint identification ware, is close to the one end that locking mechanism was kept away from to the backplate mechanism of wall one side is connected with locking mechanism, and this position No. two fingerprint identification wares are installed to one side that backplate mechanism is close to locking mechanism, this position backplate mechanism is close to one side of spacing running gear and is located near No. two fingerprint identification ware positions and installs the camera.
Preferably, the guard plate mechanism comprises a fixed plate, a plurality of bolts are inserted at two ends of one side of the fixed plate and are detachably connected with a first wall and a second wall respectively, a limiting guard plate is fixed between the bolts, and one end, far away from the fixed plate, of the limiting guard plate is fixedly connected with the outer wall of one side of the semi-arc-shaped baffle plate.
Preferably, the return-preventing mechanism comprises a connecting plate, the connecting plate is inserted into a second bolt arranged at four corners and is detachably connected with the inner wall of a semi-arc baffle close to one side of the second wall, a connecting plate is fixed at one end, far away from the second wall, of the connecting plate, two ends, far away from one side wall of the fingerprint recognizer, of the connecting plate are detachably connected with a fixed seat through four third bolts respectively, the tops, close to one side of the connecting plate, of the fixed seat are rotatably connected with the return-preventing plate through two torsional springs, and return-preventing rods are fixed at the tops of the fixed seats.
Preferably, the limit travelling mechanism comprises a limit chassis, the limit chassis is inserted into four limit screws inserted in the cement ground, the four limit screws penetrate through one end of the limit chassis, the end of the limit screw penetrating through the limit chassis is connected with a nut, a main rod is fixed between the four nuts at the top of the limit chassis, and a plurality of equidistant travelling stop rods are fixed on the outer walls of four sides of the main rod.
As preferred, locking mechanism includes spacing frame, spacing running gear is kept away from to spacing frame one side is passed through the screw and can be dismantled with the hou gai and be connected, the battery is installed to the inside one end that is close to the hou gai of spacing frame, the battery passes through the wire and is connected with the electro-magnet electricity, the inside one end of keeping away from the hou gai of spacing frame is fixed with spacing piece, the inside drilling that runs through of spacing has the shifting chute, the inside running through of shifting chute is inserted and is equipped with the armature bar, the armature bar passes the shifting chute and is fixed with spacing piece of supporting near the one end of electro-magnet, the lateral wall that spacing piece one end was kept away from to the armature.
Preferably, the first fingerprint identifier, the second fingerprint identifier and the camera are in signal connection with the property computer, and an owner fingerprint information base is stored in the property computer.
Preferably, the locking mechanism is in signal connection with the first fingerprint recognizer and the second fingerprint recognizer respectively.
Preferably, the following components: the distance between the top of the connecting plate and the bottom of the connecting plate is smaller than the distance between two adjacent walking stop levers, the distance between the bottom of the connecting plate and the top of the return stop plate is larger than the distance between two adjacent walking stop levers, the distance between the bottom of the connecting plate and the bottom of the fixing seat is smaller than the distance between the bottom of the connecting plate and the top of the return stop plate, the distance between the bottom of the connecting plate and the top of the third bolt is smaller than the distance between two adjacent walking stop levers, and the connecting plate is located between two adjacent walking stop levers.
Preferably, the inner diameter of the semi-arc limiting plate is equal to the outer diameter of the walking gear rods, and the position of the semi-arc limiting plate is parallel to the position of one of the walking gear rods.
Preferably, the camera is located 1.7M from the ground.
The invention has the beneficial effects that:
the invention can form a very convenient and simple one-way walking only for a single person by matching the first wall and the second wall with the guard plate mechanism and the limit walking mechanism respectively, can enable a proprietor to enter a cell independently by matching the first fingerprint recognizer with the second fingerprint recognizer, can facilitate the proprietor to enter the cell from the outside by matching the first fingerprint recognizer with the locking mechanism, can facilitate the proprietor to open the device from the inside of the cell by matching the second fingerprint recognizer with the locking mechanism, provides the effect of entering people not in the cell, and can protect the safety of the proprietor under certain conditions, and the arranged camera can collect the face information of the people entering the cell and facilitate the later verification work, high selectivity and good practicability.
Description of the drawings:
for ease of illustration, the invention is described in detail by the following detailed description and the accompanying drawings.
FIG. 1 is a schematic top view of the present invention;
FIG. 2 is a schematic view of the position structure of the anti-return mechanism of the present invention;
FIG. 3 is an enlarged schematic view of the present invention at A;
FIG. 4 is a schematic structural view of the semi-arc limiting plate of the present invention contacting the traveling stop lever;
FIG. 5 is a block flow diagram of the present invention.
In the figure: 1. a first wall; 2. a second wall; 3. a guard plate mechanism; 31. a fixing plate; 32. a first bolt; 33. limiting the guard plate; 34. a semi-arc shaped baffle; 4. a return stopping mechanism; 41. a connector tile; 42. a second bolt; 43. a connecting plate; 44. a fixed seat; 45. a third bolt; 46. a return stop rod; 47. a torsion spring; 48. a return stop plate; 5. a limit travelling mechanism; 51. a limiting chassis; 52. a limit screw; 53. a nut; 54. a bearing; 55. a main rod; 56. a walking gear lever; 6. a locking mechanism; 61. a limiting frame; 62. a rear cover; 63. a storage battery; 64. an electromagnet; 65. a limiting block; 66. a moving groove; 67. an armature rod; 68. a limiting abutting block; 69. a semi-arc limiting plate; 7. a first fingerprint identifier; 8. a second fingerprint identifier; 9. a camera is provided.
The specific implementation mode is as follows:
as shown in fig. 1 to 5, the following technical solutions are adopted in the present embodiment: a security device for an intelligent community comprises a first wall 1 and a second wall 2, wherein one sides of the first wall 1 and the second wall 2 close to each other are connected with a guard plate mechanism 3, the inner wall of one side of the guard plate mechanism 3 on one side of the second wall 2, which is close to the first wall 1, is connected with a return stopping mechanism 4, a limit travelling mechanism 5 is arranged between the two guard plate mechanisms 3, one end of the guard plate mechanism 3 on one side close to the first wall 1, which is deviated to one side of the limit travelling mechanism 5, is provided with a first fingerprint recognizer 7, one end of the guard plate mechanism 3 on one side close to the first wall 1, which is far away from the locking mechanism 6, is connected with a locking mechanism 6, and a second fingerprint recognizer 8 is arranged on one side of the guard plate mechanism 3 close to the locking mechanism 6, the guard plate mechanism 3 at the position is close to one side of the limit travelling mechanism 5 and is provided with a camera 9 near the position of the second fingerprint identifier 8.
The guard plate mechanism 3 comprises a fixing plate 31, two ends of one side of the fixing plate 31 are detachably connected with a wall 1 and a wall 2 through a plurality of bolts 32 which are inserted, the fixing plate 31 is located between the bolts 32 and is fixedly provided with a limiting guard plate 33, and one end of the limiting guard plate 33 far away from the fixing plate 31 is fixedly connected with the outer wall of one side of the semi-arc baffle 34.
Wherein, it includes linkage plate 41 to only return mechanism 4, linkage plate 41 inserts through the four corners and is equipped with No. two bolts 42 and can dismantle the connection with the inner wall that is close to No. two wall 2 one side semi-arc baffle 34, the one end that No. two wall 2 was kept away from to linkage plate 41 is fixed with connecting plate 43, the both ends that a fingerprint identification ware 7 one side lateral wall was kept away from to connecting plate 43 can dismantle with fixing base 44 through four No. three bolts 45 respectively and be connected, and each in the coming year the top that fixing base 44 is close to connecting plate 43 one side all is connected with stopping returning board 48 through two torsional springs 47, two the top of fixing base 44 all is fixed with and ends returning pole 46.
The limiting travelling mechanism 5 comprises a limiting chassis 51, four limiting screws 52 inserted into the limiting chassis 51 and the cement ground are inserted into the limiting chassis, nuts 53 are connected to one ends of the four limiting screws 52 penetrating through the limiting chassis 51, a main rod 55 is fixed between the four nuts 53 at the top of the limiting chassis 51, and a plurality of equidistant travelling stop rods 56 are fixed on the outer walls of the four sides of the main rod 55.
Wherein, locking mechanism 6 includes spacing frame 61, one side that spacing running gear 5 was kept away from to spacing frame 61 is passed through the screw and can be dismantled with hou gai 62 and be connected, the inside one end that is close to hou gai 62 of spacing frame 61 installs battery 63, battery 63 is connected with electro-magnet 64 electricity through the wire, the inside one end of keeping away from hou gai 62 of spacing frame 61 is fixed with spacing piece 65, the inside drilling that runs through of spacing piece 65 has shifting chute 66, the inside inserting that runs through of shifting chute 66 is equipped with armature bar 67, armature bar 67 passes shifting chute 66 and is close to the one end of electro-magnet 64 and is fixed with spacing support block 68, the lateral wall that spacing support block 68 one end was kept away from to armature bar 67 is fixed with half arc limiting plate 69.
The first fingerprint recognizer 7, the second fingerprint recognizer 8 and the camera 9 are all in signal connection with the property computer, and an owner fingerprint information base is stored in the property computer.
The locking mechanism 6 is in signal connection with a first fingerprint identifier 7 and a second fingerprint identifier 8 respectively.
The distance between the top and the bottom of the connecting plate 43 is smaller than the distance between two adjacent walking gear rods 56, the distance between the bottom of the connecting plate 43 and the top of the return stopping plate 48 is larger than the distance between two adjacent walking gear rods 56, the distance between the bottom of the connecting plate 43 and the bottom of the fixing seat 44 is smaller than the distance between the bottom of the connecting plate 43 and the top of the return stopping plate 48, the distance between the bottom of the connecting plate 43 and the top of the third bolt 45 is smaller than the distance between two adjacent walking gear rods 56, and the connecting plate 43 is located between two adjacent walking gear rods 56.
The inner diameter of the semi-arc limiting plate 69 is equal to the outer diameter of the walking stop lever 56, and the position of the semi-arc limiting plate 69 is parallel to the position of one walking stop lever 56.
Wherein, the position of the camera 9 is 1.7M away from the ground.
Specifically, the method comprises the following steps: if the device only needs to walk in one direction, the return stopping mechanism 4 needs to be installed, if the device needs to walk in two directions, the return stopping mechanism 4 does not need to be installed, the locking mechanism 6 is installed on the guard plate mechanism 3 close to one side of the second wall 2, the locking mechanism 6 is opposite to the locking mechanism 6 close to one side of the first wall 1, the newly added locking mechanism 6 is opened through the first fingerprint identifier 7 or the second fingerprint identifier 8, and the two locking mechanisms 6 work and are closed simultaneously;
when the owner walks in one direction, the fingerprint recognizer 7 verifies the fingerprint information collected by the fingerprint recognizer 7, after the verification succeeds, the fingerprint recognizer 7 issues an opening instruction to the locking mechanism 6, the storage battery 63 is electrified to the electromagnet 64, the electromagnet 64 drives the armature rod 67 to retract in the moving groove 66 so as to drive the semi-arc limiting plate 69 to retract together, the walking bar 56 can rotate without limiting through the bearing 54, the owner can enter the small area through the rotating walking mode between the adjacent walking bar 56 at two sides, when the owner enters, the electromagnet 64 reversely withdraws the armature rod 67, the semi-arc limiting plate 69 supports against the walking bar 56 to prevent other people from entering, and the return stopping mechanism 4 at the other side rotates due to the torsion of the torsion spring 47 of the fixed seat 44 and the return stopping plate 48, the walking gear lever 56 can only rotate anticlockwise as shown in fig. 1, if the walking gear lever rotates clockwise, the return-stopping plate 48 is blocked by the return-stopping rod 46 to abut against two adjacent walking gear levers 56 and cannot rotate clockwise, so that only one-way walking can be provided;
if the two-way walking is performed, the two locking mechanisms 6 can be clamped between the plurality of walking gear rods 56 on the two sides of the column, so that the limit walking mechanism 5 cannot rotate, and the semi-arc limiting plate 69 can only extend out or retract under the control of the first fingerprint identifier 7 or the second fingerprint identifier 8;
when an owner needs to enter with an incoming person, after entering a cell through the first fingerprint recognizer 7, the locking mechanism 6 can be opened again through the second fingerprint recognizer 8, so that a stranger can enter, and when entering, face information of the external person can be collected through the camera 9 and uploaded to a property computer for storage, so that the information can be provided and investigated if the problem is encountered in the later period; on the other hand, if a lawless person enters the cell holding owner and enters the cell, the device can only be used for one person to walk, and if the owner is advanced, the owner can enter the cell without entering the cell for illegal persons and can be quickly away from the cell; if the illegal person is advanced, the illegal person can enter the device, the owner can not enter the device, the owner and the illegal person can be separated by the device and then quickly get away, and the illegal person enters the device, the camera 9 can collect the face information of the illegal person and quickly give an alarm; when two persons not in the community enter, the property manager needs to call the owner to inquire whether the property manager is safe or not, and the problem that the two illegal persons enter the community in the middle mode to cause unsafety is avoided.
While there have been shown and described what are at present considered to be the fundamental principles of the invention and its essential features and advantages, it will be understood by those skilled in the art that the invention is not limited by the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the invention as defined by the appended claims and their equivalents.
Claims (10)
1. The security device for the intelligent community is characterized by comprising a first wall (1) and a second wall (2), wherein one side, close to the first wall (1) and the second wall (2), of the first wall (1) and the second wall (2) is connected with a guard plate mechanism (3), one side, close to the first wall (1), of the guard plate mechanism (3) on one side of the second wall (2) is connected with a return stopping mechanism (4), a limiting travelling mechanism (5) is arranged between the two guard plate mechanisms (3), one end, close to one side of the first wall (1), of the guard plate mechanism (3) is deviated to one side of the limiting travelling mechanism (5) is provided with a first fingerprint recognizer (7), one end, close to one side of the first wall (1), of the guard plate mechanism (3), far away from the locking mechanism (6) is connected with a locking mechanism (6), and one side, close to the locking mechanism (6), of the guard plate mechanism (3) is provided with a second fingerprint recognizer (8), the guard plate mechanism (3) at the position is close to one side of the limit travelling mechanism (5) and is provided with a camera (9) near the position of the second fingerprint identifier (8).
2. The security device for the intelligent community according to claim 1, wherein: the protection plate mechanism (3) comprises a fixing plate (31), a plurality of bolts (32) arranged at two ends of one side of the fixing plate (31) through insertion are detachably connected with a wall (1) and a wall (2) respectively, a limiting protection plate (33) is fixed between the bolts (32) located at the fixing plate (31), and one end of the fixing plate (31) and the outer wall of one side of a half-arc-shaped baffle (34) are fixedly connected with the limiting protection plate (33).
3. The security device for the intelligent community according to claim 1, wherein: ending and returning mechanism (4) including linking up plate (41), linking up plate (41) are inserted through the four corners and are equipped with No. two bolt (42) and can dismantle with the inner wall that is close to No. two wall (2) one side semi-arc baffle (34) and be connected, the one end of keeping away from No. two wall (2) of linking up plate (41) is fixed with connecting plate (43), the both ends of keeping away from a fingerprint identification ware (7) one side lateral wall are respectively through four No. three bolts (45) and can dismantle with fixing base (44) and be connected, and each comes year fixing base (44) are close to the top of connecting plate (43) one side and all are returned board (48) through two torsional springs (47) and end and are rotated and be connected, two the top of fixing base (44) all is fixed with and ends and returns pole (46).
4. The security device for the intelligent community according to claim 1, wherein: spacing running gear (5) are including spacing chassis (51), four spacing screw rods (52) interlude of establishing are inserted with cement ground in spacing chassis (51), four one end that spacing screw rods (52) passed spacing chassis (51) all is connected with nut (53), spacing chassis (51) top is located and is fixed with mobile jib (55) between four nut (53), a plurality of equidistance walking shelves pole (56) are fixed to the outer wall of four sides of mobile jib (55).
5. The security device for the intelligent community according to claim 1, wherein: the locking mechanism (6) comprises a limit frame (61), one side of the limit frame (61) far away from the limit travelling mechanism (5) is detachably connected with the rear cover (62) through a screw, a storage battery (63) is arranged at one end of the inside of the limiting frame (61) close to the rear cover (62), the storage battery (63) is electrically connected with the electromagnet (64) through a lead, a limiting block (65) is fixed at one end of the limiting frame (61) far away from the rear cover (62), a moving groove (66) penetrates through the inside of the limiting block (65), an armature rod (67) penetrates through the inside of the moving groove (66), the armature rod (67) passes through the moving slot (66) and is fixed with a limiting and resisting block (68) at one end close to the electromagnet (64), and a semi-arc limiting plate (69) is fixed on the side wall of one end of the armature rod (67) far away from the limiting and abutting block (68).
6. The security device for the intelligent community according to claim 1, wherein: the first fingerprint recognizer (7), the second fingerprint recognizer (8) and the camera (9) are in signal connection with the property computer, and an owner fingerprint information base is stored in the property computer.
7. The security device for the intelligent community according to claim 1, wherein: the locking mechanism (6) is in signal connection with the first fingerprint identifier (7) and the second fingerprint identifier (8) respectively.
8. The security device for the intelligent community according to claim 1, wherein: the distance between the top and the bottom of the connecting plate (43) is smaller than the distance between two adjacent walking gear rods (56), the distance between the bottom of the connecting plate (43) and the top of the return stopping plate (48) is larger than the distance between two adjacent walking gear rods (56), the distance between the bottom of the connecting plate (43) and the bottom of the fixing seat (44) is smaller than the distance between the bottom of the connecting plate (43) and the top of the return stopping plate (48), the distance between the bottom of the connecting plate (43) and the top of a third bolt (45) is smaller than the distance between two adjacent walking gear rods (56), and the connecting plate (43) is located between two adjacent walking gear rods (56).
9. The security device for the intelligent community according to claim 1, wherein: the inner diameter of the semi-arc limiting plate (69) is equal to the outer diameter of the walking gear rod (56), and the position of the semi-arc limiting plate (69) is parallel to the position of one walking gear rod (56).
10. The security device for the intelligent community according to claim 1, wherein: the distance between the position of the camera (9) and the ground is 1.7M.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011130949.5A CN112541993A (en) | 2020-10-21 | 2020-10-21 | Security protection device for wisdom district |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011130949.5A CN112541993A (en) | 2020-10-21 | 2020-10-21 | Security protection device for wisdom district |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112541993A true CN112541993A (en) | 2021-03-23 |
Family
ID=75013907
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011130949.5A Pending CN112541993A (en) | 2020-10-21 | 2020-10-21 | Security protection device for wisdom district |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112541993A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN87214013U (en) * | 1987-10-01 | 1988-09-28 | 张静远 | Ticket device for traveller's queuing automatically |
| EP1557527A2 (en) * | 2004-01-20 | 2005-07-27 | Rafael Armament Development Authority Ltd. | Facility and method for crowd screening and protection |
| CN204313715U (en) * | 2014-11-27 | 2015-05-06 | 重庆市世洲烟花爆竹有限公司 | A kind of monoblock type firecrackers Self-resetting top cylinder unloads wound packages fitting mechanism |
| CN109555466A (en) * | 2019-01-21 | 2019-04-02 | 甘肃弘宇网络科技工程有限责任公司 | A kind of Multifunctional security door |
| CN110390747A (en) * | 2019-06-26 | 2019-10-29 | 深圳中青文化投资管理有限公司 | A kind of Intelligent Office space building guard method and computer readable storage medium |
| CN210738438U (en) * | 2019-07-25 | 2020-06-12 | 中铁十二局集团第二工程有限公司 | Safe rotary access control device |
| CN111502500A (en) * | 2020-05-11 | 2020-08-07 | 余姚米奥安全设备有限公司 | Article theftproof rotary stop door based on electronic tags |
| CN211226108U (en) * | 2019-07-31 | 2020-08-11 | 华电联合(北京)电力工程有限公司 | Hoisting accessory for electric power construction |
-
2020
- 2020-10-21 CN CN202011130949.5A patent/CN112541993A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN87214013U (en) * | 1987-10-01 | 1988-09-28 | 张静远 | Ticket device for traveller's queuing automatically |
| EP1557527A2 (en) * | 2004-01-20 | 2005-07-27 | Rafael Armament Development Authority Ltd. | Facility and method for crowd screening and protection |
| CN204313715U (en) * | 2014-11-27 | 2015-05-06 | 重庆市世洲烟花爆竹有限公司 | A kind of monoblock type firecrackers Self-resetting top cylinder unloads wound packages fitting mechanism |
| CN109555466A (en) * | 2019-01-21 | 2019-04-02 | 甘肃弘宇网络科技工程有限责任公司 | A kind of Multifunctional security door |
| CN110390747A (en) * | 2019-06-26 | 2019-10-29 | 深圳中青文化投资管理有限公司 | A kind of Intelligent Office space building guard method and computer readable storage medium |
| CN210738438U (en) * | 2019-07-25 | 2020-06-12 | 中铁十二局集团第二工程有限公司 | Safe rotary access control device |
| CN211226108U (en) * | 2019-07-31 | 2020-08-11 | 华电联合(北京)电力工程有限公司 | Hoisting accessory for electric power construction |
| CN111502500A (en) * | 2020-05-11 | 2020-08-07 | 余姚米奥安全设备有限公司 | Article theftproof rotary stop door based on electronic tags |
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Application publication date: 20210323 |