CN111441285A - Wisdom community is with preventing safe entrance guard floodgate that makes a dash across firmly - Google Patents
Wisdom community is with preventing safe entrance guard floodgate that makes a dash across firmly Download PDFInfo
- Publication number
- CN111441285A CN111441285A CN202010111816.7A CN202010111816A CN111441285A CN 111441285 A CN111441285 A CN 111441285A CN 202010111816 A CN202010111816 A CN 202010111816A CN 111441285 A CN111441285 A CN 111441285A
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- CN
- China
- Prior art keywords
- baffle
- entrance guard
- magnet
- gate
- plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F13/00—Arrangements for obstructing or restricting traffic, e.g. gates, barricades ; Preventing passage of vehicles of selected category or dimensions
- E01F13/04—Arrangements for obstructing or restricting traffic, e.g. gates, barricades ; Preventing passage of vehicles of selected category or dimensions movable to allow or prevent passage
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F13/00—Arrangements for obstructing or restricting traffic, e.g. gates, barricades ; Preventing passage of vehicles of selected category or dimensions
- E01F13/04—Arrangements for obstructing or restricting traffic, e.g. gates, barricades ; Preventing passage of vehicles of selected category or dimensions movable to allow or prevent passage
- E01F13/06—Arrangements for obstructing or restricting traffic, e.g. gates, barricades ; Preventing passage of vehicles of selected category or dimensions movable to allow or prevent passage by swinging into open position about a vertical or horizontal axis parallel to the road direction, i.e. swinging gates
Abstract
The invention provides a safety entrance guard gate for preventing hard rushing in a smart community, which comprises a left gate machine and a right gate machine, wherein a first baffle and a second baffle are movably sleeved on the outer side of a transverse shaft, a clamping plate is movably arranged in the transverse shaft, a wedge-shaped block is fixedly connected to the bottom of a sliding plate, a magnet is fixedly connected to the right end of the sliding plate, a connecting sleeve corresponding to the transverse shaft is movably arranged on the left side of the right gate machine, blocking plates which are uniformly distributed are movably arranged in the left end of the connecting sleeve, and two pressure sensing devices are arranged at the tops of the left gate machine and the right gate machine. When someone wants to make a dash across the entrance guard by force, can prop the hand on the floodgate, pressure-sensitive device pressurized can make electro-magnet one and two circular telegrams of electro-magnet, release the adapter sleeve left and overlap on the cross axle, strengthen the stability and the fastness of cross axle, electro-magnet one is close to the magnet simultaneously, drives the slide and moves left or move right, and the wedge extrudees the cardboard down, and the baffle rotates under the effect of torsional spring and opens, prevents to make a dash across personnel by force and turns over.
Description
Technical Field
The invention belongs to the technical field of intelligent community equipment, and particularly relates to a safety entrance guard gate for preventing hard rushing in an intelligent community.
Background
The wisdom community indicates to utilize various intelligent technology and mode, current all kinds of resources in the integration community, for the crowd provides service of community, for the community provides swift convenient services such as government affairs, commercial affairs, amusement and education, the wisdom community is when bringing various facilities for people, also has proposed higher requirement to the security of community, in order to avoid lawless persons to make the waterless of various services and go out the district and carry out illegal activities, all install the entrance guard floodgate at each entrance and exit of wisdom district.
Use more entrance guard's floodgate in the community including the pendulum floodgate, install a flashboard of luffing motion on the floodgate promptly, come opening and closing of control entrance guard, still install systems such as face identification and voice conversation among some entrance guards, so that cell owner and security personnel communicate, open and close the entrance guard, based on the pleasing to the eye consideration of factors such as convenient and the field of vision of community, the height of entrance guard flashboard can not be too high, can block people and break through under general condition, but when meetting lawless persons and forced to break through the cell or suspect and flee from the cell in outwards, the effect of blocking of this kind of entrance guard is just limited, because the entrance guard flashboard is insecure. The door access gate has the advantages that the door access gate is movable, the hands are easy to slip when being supported on the door access gate, so that people can climb over the door access gate from the door access gate only by supporting the hands on the door access gate when rushing by force, the safety of the door access gate is limited, and the function of providing safety blocking for an intelligent community cannot be good.
Therefore, in view of the above, research and improvement are made on the existing structure and defects, and a security entrance guard gate for preventing hard break-through for the smart community is provided, so as to achieve the purpose of having more practical value.
Disclosure of Invention
In order to solve the above technical problems, the present invention provides a security access gate for preventing hard break for an intelligent community, which is achieved by the following specific technical means:
a safety entrance guard gate for preventing hard rushing for a smart community comprises a left gate machine and a right gate machine, wherein a transverse shaft is movably arranged on the right side of the left gate machine, a first baffle and a second baffle are movably sleeved on the outer side of the transverse shaft, torsion springs are respectively arranged on the first baffle and the second baffle, a clamping plate inserted into the first baffle and the second baffle is movably arranged inside the transverse shaft, a limiting plate corresponding to the torsion springs is fixedly arranged inside the first baffle and the second baffle, a sliding plate penetrating through the clamping plate is slidably arranged inside the transverse shaft, a wedge-shaped block corresponding to the clamping plate is fixedly connected to the bottom of the sliding plate, a reset assembly is arranged on the sliding plate, a magnet is fixedly connected to the right end of the sliding plate, a connecting sleeve corresponding to the transverse shaft is movably arranged on the left side of the right gate machine, a first electromagnet is fixedly arranged inside the connecting sleeve, a conducting strip corresponding to the first electromagnet is arranged at, the inside of right floodgate machine and the right side fixed mounting who is located the adapter sleeve have electro-magnet two, the inside movable mounting of adapter sleeve left end has evenly distributed's closure plate, the outside movable mounting that the inside of adapter sleeve just is located the closure plate has the change, the closure plate passes through connecting rod and change swing joint, the bottom of change is provided with the tooth, the inside of right floodgate machine is provided with the tooth section corresponding with the tooth, the top of left floodgate machine and right floodgate machine all is provided with two pressure-sensitive devices.
Furthermore, the installation positions of the torsion springs on the first baffle and the second baffle are opposite, so that the first baffle and the second baffle respectively rotate in opposite directions.
Furthermore, the limiting plate is fixedly installed on the torsion spring, and when the limiting plate is blocked by the clamping plate, the first baffle or the second baffle can be prevented from rotating under the action of the torsion spring, so that the positions of the first baffle and the second baffle are fixed.
Furthermore, a sliding groove corresponding to the sliding block is formed in the transverse shaft, and the right end of the sliding groove is in an open shape, so that the magnet can be conveniently contacted with the magnetic field between the first electromagnet.
Furthermore, be provided with the slope on keeping off the wedge, and the wedge slope that corresponds on baffle one and the baffle two is opposite for when the slide moved about, can only extrude the cardboard on the baffle one or extrude the cardboard on the baffle two.
Furthermore, the connecting sleeve is installed inside the right gate through a tension spring assembly.
Furthermore, the connection relation of the connecting rod, the blocking plate and the rotating ring is movably hinged, so that when the rotating ring rotates, the blocking plate can be driven to rotate by the connecting rod, the left end of the connecting sleeve is further sealed, and the dustproof protection effect is achieved.
Furthermore, the first electromagnet and the second electromagnet are connected with the pressure sensing device through leads, when the pressure sensing device is triggered, the first electromagnet and the second electromagnet are electrified to have magnetism, and the magnetism of one side of the opposite surfaces of the first electromagnet and the second electromagnet is the same, so that the connecting sleeve is pushed out leftwards.
Advantageous effects
Compared with the prior art, the invention has the following beneficial effects:
1. when someone wants to make a dash across the entrance guard by force, generally will prop the hand on the floodgate, pressure-sensitive device pressurized is triggered, can make electro-magnet one and electro-magnet two circular telegrams have magnetism, release the cover on the cross axle with the adapter sleeve left, make the cross axle fixed between two floodgates, strengthen the positional stability and the fastness of cross axle, electro-magnet one is close to the magnet simultaneously, drive the slide and remove, the wedge extrudees the cardboard down, the baffle is rotated under the effect of torsional spring and is opened, prevent to make a dash across personnel by force and cross.
2. Through set up the cross axle on left floodgate machine, set up the adapter sleeve on right floodgate machine, after sensing the action of running by force, fix the cross axle through the adapter sleeve, strengthen overall structure's fastness, it is more reliable to use.
3. The left end of the connecting sleeve is plugged through the plugging plate, the dustproof protection effect is achieved, the rotating ring is driven to rotate through the tooth sections and the teeth in the process that the connecting sleeve moves to the left, the plugging plate is opened in a rotating mode, and the connecting sleeve is prevented from being influenced on the transverse shaft.
4. When the person rushing by force hits the baffle and overturns forwards, the torsional spring on the baffle can play a role in buffering protection, so that the condition that the person is injured due to the fact that the person rushes by force is avoided, and the use is not only reliable, but also safe.
Drawings
FIG. 1 is a schematic front view of the structure of the present invention;
FIG. 2 is a schematic top view of the structure of the present invention;
FIG. 3 is a front cross-sectional view of the cross-shaft and baffle attachment structure of the present invention;
FIG. 4 is a side cross-sectional view of the cross-shaft and baffle attachment structure of the present invention;
FIG. 5 is a perspective view of the connecting structure of the slide plate and the card plate of the present invention;
FIG. 6 is a front sectional view of the connecting sleeve and right brake installation structure of the present invention;
FIG. 7 is an enlarged view of portion A of FIG. 6 in accordance with the present invention;
FIG. 8 is a schematic front view of the baffle of the present invention in its open position;
FIG. 9 is a schematic left side view of the connection sleeve structure of the present invention in a closed state;
FIG. 10 is a left side sectional view showing a closed state of the connecting sleeve structure according to the present invention;
FIG. 11 is a left side sectional view of the connection sleeve structure of the present invention in an open state;
FIG. 12 is a right side view of the left gate of the present invention with the shutters open.
In the figure: 1. a left gate; 2. a right gate machine; 3. a horizontal axis; 4. a first baffle plate; 5. a second baffle plate; 6. a torsion spring; 7. clamping a plate; 8. a limiting plate; 9. a slide plate; 10. a wedge block; 11. a reset assembly; 12. a magnet; 13. connecting sleeves; 14. an electromagnet I; 15. a conductive sheet; 16. a conductive strip; 17. an electromagnet II; 18. a blocking plate; 19 swivel, 20 connecting rod; 21. teeth; 22. a tooth segment; 23. a pressure sensing device.
Detailed Description
The invention is further described below with reference to the accompanying drawings:
example (b):
as shown in figures 1 to 8:
the invention provides a safety entrance guard gate for preventing hard break for an intelligent community, which comprises a left gate 1 and a right gate 2, wherein a transverse shaft 3 is movably arranged on the right side of the left gate 1, a baffle I4 and a baffle II 5 are movably sleeved on the outer side of the transverse shaft 3, torsion springs 6 are respectively arranged on the baffle I4 and the baffle II 5, a clamping plate 7 inserted into the baffle I4 and the baffle II 5 is movably arranged in the transverse shaft 3, a limiting plate 8 corresponding to the torsion springs 6 is fixedly arranged in the baffle I4 and the baffle II 5, a sliding plate 9 penetrating through the clamping plate 7 is slidably arranged in the transverse shaft 3, a wedge block 10 corresponding to the clamping plate 7 is fixedly connected at the bottom of the sliding plate 9, a reset component 11 is arranged on the sliding plate 9, a magnet 12 is fixedly connected at the right end of the sliding plate 9, a connecting sleeve 13 corresponding to the transverse shaft 3 is movably arranged on the left side of the right gate 2, and an electromagnet I, the top of the connecting sleeve 13 is provided with a conducting strip 15 corresponding to the electromagnet I14, the inside of the right gate machine 2 is fixedly provided with a conducting strip 16 contacting with the conducting strip 15, the inside of the right gate machine 2 is fixedly provided with an electromagnet II 17 positioned on the right side of the connecting sleeve 13, the inside of the left end of the connecting sleeve 13 is movably provided with a blocking plate 18 which is uniformly distributed, the inside of the connecting sleeve 13 is movably provided with a rotating ring 19 positioned on the outer side of the blocking plate 18, the blocking plate 18 is movably connected with the rotating ring 19 through a connecting rod 20, the bottom of the rotating ring 20 is provided with teeth 21, the inside of the right gate machine 2 is provided with a tooth section 22 corresponding to the teeth 21, and the tops of the left gate machine 1 and the right gate machine 2 are both provided.
The installation positions of the torsion springs 6 on the first baffle plate 4 and the second baffle plate 5 are opposite, so that the first baffle plate 4 and the second baffle plate 5 respectively rotate in opposite directions.
Wherein, limiting plate 8 fixed mounting is on torsional spring 6, and when cardboard 7 blocked limiting plate 8, can prevent baffle one 4 or baffle two 5 rotatory under torsional spring 6's effect to fix the position of baffle one 4 and baffle two 5.
The inside of the cross shaft 3 is provided with a sliding chute corresponding to the sliding block 9, and the right end of the sliding chute is open, so that the magnetic field between the magnet 12 and the electromagnet I14 can be conveniently contacted.
Wherein, be provided with the slope on keeping off wedge 10, and the wedge 10 slope that corresponds on baffle 4 and the baffle two 5 is opposite for when the slide 9 removes, can only extrude cardboard 7 on the baffle 4 or extrude cardboard 7 on the baffle two 5.
Wherein, the connecting sleeve 13 is installed inside the right gate 2 through a tension spring assembly.
The connecting rod 20 is movably hinged to the blocking plate 18 and the rotating ring 19, so that when the rotating ring 19 rotates, the blocking plate 18 can be driven to rotate by the connecting rod 20, the left end of the connecting sleeve 13 is sealed, and a dustproof protection effect is achieved.
The first electromagnet 14 and the second electromagnet 17 are connected with the pressure sensing device 23 through wires, when the pressure sensing device 23 is triggered, the first electromagnet 14 and the second electromagnet 17 are electrified to have magnetism, and the magnetism of one side of the opposite surfaces of the first electromagnet 14 and the second electromagnet 17 is the same, so that the connecting sleeve 13 is pushed out leftwards.
The specific use mode and function of the embodiment are as follows:
in the present invention, the first baffle 4 and the second baffle 5 are folded as shown in fig. 1; the transverse shaft 3 and the baffle 4 can rotate to open or close the door, and the rotation of the transverse shaft 3 is shown in figure 2; at the moment, the torsion springs 6 on the first baffle 4 and the second baffle 5 are twisted to store power, the clamping plates 7 extend into the first baffle 4 and the second baffle 5, the first baffle 4 and the second baffle 5 are fixed by arranging the clamping plates 7 and the limiting plates 8, and the first baffle 4 and the second baffle 5 are prevented from rotating under the action of the torsion springs 6, as shown in fig. 3 and 4; the connecting sleeve 13 is contracted inside the right gate 2 so as to avoid influencing the rotation of the transverse shaft 3 and the baffle; the blocking plate 18 blocks the left end of the connecting sleeve 13 to play a role of dust protection, as shown in fig. 9 and 10;
when someone wants to force to break the entrance guard, the hand is generally supported on the gate, then the force is used to cross over, the pressure sensing device 23 is arranged to detect the pressure, when the pressure sensing device 23 is pressed and triggered, the electromagnet 14 and the electromagnet 17 are electrified to have magnetism, the electromagnet and the magnet 12 are designed, the magnetism of one side, close to the opposite surface of the magnet 12, of the magnet 14 changes according to the situation, and the magnetism of one side, close to the opposite surface of the electromagnet 14 and the opposite surface of the electromagnet 17, of the electromagnet is always the same, therefore, the connecting sleeve 13 can be pushed out leftwards and sleeved on the transverse shaft 3 under the action of the repulsive force between the electromagnets, in the process that the connecting sleeve 13 moves leftwards, the rotating ring 19 is driven to rotate under the action of the tooth sections 22 and the teeth 21, the blocking plate 18 is rotated to be opened, the influence on the sleeving of the connecting sleeve 23 on the transverse shaft 3 is avoided, and the transverse shaft 3, the position stability and firmness of the cross shaft 13 are enhanced, meanwhile, the first electromagnet 14 is close to the magnet 12 to drive the sliding plate 9 to move left or right, and the magnetism of the electrified first electromagnet 14 is adjusted by the pressure sensing devices 23 at different positions; as shown in fig. 12, when someone wants to make a strong break through the door from left to right, the magnetism of the electromagnet 14 is the same as that of one side of the opposite surface of the magnet 12 after being powered on, the sliding plate 9 in fig. 3 is driven to move to left, the wedge block 10 presses down the clamping plate 7 at the position of the first 4 baffle, the clamping plate 7 does not block the limiting plate 8 on the first 4 baffle any more, therefore, the first 4 baffle rotates under the action of the torsion spring 6, and then the rotating direction of the anticlockwise rotating and opening the two baffles is designed according to the installation of the torsion spring, which is the prior art and is not repeated. In a similar way, when a person wants to break through the baffle from right to left, the pressure sensing device 23 on the right side is pressed, so that the second baffle 5 rotates clockwise and opens, and the effects of blocking and buffering protection are achieved.
The technical solutions of the present invention or similar technical solutions designed by those skilled in the art based on the teachings of the technical solutions of the present invention are all within the scope of the present invention to achieve the above technical effects.
Claims (8)
1. The utility model provides a wisdom community is with preventing safe entrance guard gate that makes a dash across hard, includes, its characterized in that: comprises a left gate (1) and a right gate (2), the right side of the left gate (1) is movably provided with a cross shaft (3), the outer side of the cross shaft (3) is movably sleeved with a baffle I (4) and a baffle II (5), the baffle I (4) and the baffle II (5) are both provided with a torsion spring (6), the inner part of the cross shaft (3) is movably provided with a clamping plate (7) inserted into the baffle I (4) and the baffle II (5), the inner parts of the baffle I (4) and the baffle II (5) are both fixedly provided with a limiting plate (8) corresponding to the torsion spring (6), the inner part of the cross shaft (3) is slidably provided with a sliding plate (9) penetrating through the clamping plate (7), the bottom of the sliding plate (9) is fixedly connected with a wedge block (10) corresponding to the clamping plate (7), the sliding plate (9) is provided with a reset assembly (11), the right end of the sliding plate (9) is fixedly connected with a magnet (12), the left side of the right gate (2, the inside fixed mounting of adapter sleeve (13) has electro-magnet (14), conducting strip (15) that correspond with electro-magnet (14) are installed at the top of adapter sleeve (13), the inside fixed mounting of right floodgate machine (2) has conducting bar (16) that contact with conducting strip (15), the inside of right floodgate machine (2) just is located the right side fixed mounting of adapter sleeve (13) has electro-magnet two (17), the inside movable mounting of adapter sleeve (13) left end has evenly distributed's closure plate (18), the inside of adapter sleeve (13) just is located the outside movable mounting of closure plate (18) has runner (19), closure plate (18) pass through connecting rod (20) and runner (19) swing joint, the bottom of runner (20) is provided with tooth (21), the inside of right floodgate machine (2) is provided with tooth section (22) corresponding with tooth (21), the top of left floodgate machine (1) and right floodgate machine (2) all is provided with two pressure-sensing device (23).
2. The security entrance guard gate for preventing hard break for intelligent community as claimed in claim 1, wherein: and the installation positions of the torsion springs (6) on the first baffle (4) and the second baffle (5) are opposite.
3. The security entrance guard gate for preventing hard break for intelligent community as claimed in claim 1, wherein: the limiting plate (8) is fixedly mounted on the torsion spring (6).
4. The security entrance guard gate for preventing hard break for intelligent community as claimed in claim 1, wherein: the inner part of the transverse shaft (3) is provided with a sliding groove corresponding to the sliding block (9), and the right end of the sliding groove is open.
5. The security entrance guard gate for preventing hard break for intelligent community as claimed in claim 1, wherein: the wedge block blocking device is characterized in that a slope is arranged on the wedge block blocking block (10), and the slopes of the corresponding wedge blocks (10) on the first baffle (4) and the second baffle (5) are opposite.
6. The security entrance guard gate for preventing hard break for intelligent community as claimed in claim 1, wherein: the connecting sleeve (13) is installed inside the right gate (2) through a tension spring assembly.
7. The security entrance guard gate for preventing hard break for intelligent community as claimed in claim 1, wherein: and the connecting rod (20) is movably hinged with the blocking plate (18) and the rotating ring (19).
8. The security entrance guard gate for preventing hard break for intelligent community as claimed in claim 1, wherein: the first electromagnet (14) and the second electromagnet (17) are connected with the pressure sensing device (23) through conducting wires.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010111816.7A CN111441285A (en) | 2020-02-24 | 2020-02-24 | Wisdom community is with preventing safe entrance guard floodgate that makes a dash across firmly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010111816.7A CN111441285A (en) | 2020-02-24 | 2020-02-24 | Wisdom community is with preventing safe entrance guard floodgate that makes a dash across firmly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111441285A true CN111441285A (en) | 2020-07-24 |
Family
ID=71653914
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010111816.7A Withdrawn CN111441285A (en) | 2020-02-24 | 2020-02-24 | Wisdom community is with preventing safe entrance guard floodgate that makes a dash across firmly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111441285A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112160271A (en) * | 2020-09-25 | 2021-01-01 | 广西叮当智慧停车服务有限公司 | Parking lot vehicle stopping rod capable of preventing mistaken rod falling and rod rushing |
| CN113279685A (en) * | 2020-12-31 | 2021-08-20 | 倪爱芬 | Anti-theft entrance guard gate unit |
| CN113298960A (en) * | 2021-05-14 | 2021-08-24 | 深圳市君箭科技发展有限公司 | Multifunctional gate for preventing ticket evasion based on big data application analysis |
| CN114120503A (en) * | 2021-11-02 | 2022-03-01 | 中山市宇信科技有限公司 | Ultralow-power-consumption Internet of things entrance guard card reader based on Lora Internet of things technology |
| CN114419772A (en) * | 2022-02-14 | 2022-04-29 | 深圳市易视游文化传媒有限公司 | Entrance barrier gate for face recognition based on intelligent community |
| CN114445941A (en) * | 2022-02-16 | 2022-05-06 | 福建海峡基石科技集团有限公司 | Anti-crossing entrance guard of intelligent security community |
-
2020
- 2020-02-24 CN CN202010111816.7A patent/CN111441285A/en not_active Withdrawn
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112160271A (en) * | 2020-09-25 | 2021-01-01 | 广西叮当智慧停车服务有限公司 | Parking lot vehicle stopping rod capable of preventing mistaken rod falling and rod rushing |
| CN113279685A (en) * | 2020-12-31 | 2021-08-20 | 倪爱芬 | Anti-theft entrance guard gate unit |
| CN113298960A (en) * | 2021-05-14 | 2021-08-24 | 深圳市君箭科技发展有限公司 | Multifunctional gate for preventing ticket evasion based on big data application analysis |
| CN113298960B (en) * | 2021-05-14 | 2022-08-19 | 深圳市君箭科技发展有限公司 | Multifunctional gate for preventing ticket evasion based on big data application analysis |
| CN114120503A (en) * | 2021-11-02 | 2022-03-01 | 中山市宇信科技有限公司 | Ultralow-power-consumption Internet of things entrance guard card reader based on Lora Internet of things technology |
| CN114120503B (en) * | 2021-11-02 | 2024-03-26 | 中山市宇信科技有限公司 | Ultra-low power consumption Internet of things access card reader based on Lora Internet of things technology |
| CN114419772A (en) * | 2022-02-14 | 2022-04-29 | 深圳市易视游文化传媒有限公司 | Entrance barrier gate for face recognition based on intelligent community |
| CN114419772B (en) * | 2022-02-14 | 2022-10-21 | 深圳市易视游文化传媒有限公司 | Entrance barrier gate for face recognition based on intelligent community |
| CN114445941A (en) * | 2022-02-16 | 2022-05-06 | 福建海峡基石科技集团有限公司 | Anti-crossing entrance guard of intelligent security community |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20200724 |