CN207199031U - Gate control system - Google Patents
Gate control system Download PDFInfo
- Publication number
- CN207199031U CN207199031U CN201720929658.XU CN201720929658U CN207199031U CN 207199031 U CN207199031 U CN 207199031U CN 201720929658 U CN201720929658 U CN 201720929658U CN 207199031 U CN207199031 U CN 207199031U
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- module
- control module
- signal
- control system
- fire
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- Expired - Fee Related
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Abstract
The utility model provides a kind of gate control system, is related to gate control system application field.Whether the gate control system occurs fire by the fire detection module detection external world first, and fire alarm signal is generated when fire occurs for the external world and is transmitted to multiple first control modules, multiple first control modules generate unlocking signal after receiving the fire alarm signal, second control module controls door-lock opening according to the unlocking signal, realize and door lock is uniformly controlled, and the time being uniformly controlled to door lock is saved, so as to when fire occurs, all door-lock openings that will can be included in a short time in gate control system, make things convenient for the people to escape.
Description
Technical field
Gate control system application field is the utility model is related to, in particular to a kind of gate control system.
Background technology
With the rapid development of science and technology, intelligent management has come into the life of people.Gate control system, one kind is with IC-card
As information carrier, integrate the high-tech product of information management, computer control and smart card techniques, can be to personnel
The disengaging time, disengaging place be controlled by.
Some present buildings pass through carrys out control disengaging personnel frequently with gate control system, and generally use individually controls door lock
Method；If meeting the emergencies such as fire, or opened one by one during the open hour in building, it is necessary to will artificially export, and
Outlet is more scattered and quantity is more, it is necessary to expend more time could be fully open by all outlet ports, take time and effort.
Utility model content
The purpose of this utility model is to provide a kind of gate control system, to realize when fire occurs, can rapidly opened
All door locks, open passway for escaping.
What the utility model was realized in：
In a first aspect, the utility model provides a kind of gate control system, the gate control system includes fire detection module, more
Individual first control module, multiple second control modules and multiple door locks, each first control module with the fire
Detection module electrically connects, and each first control module electrically connects with second control module, and each described second
Control module at least electrically connects with a door lock；
The fire detection module is used to generate fire alarm signal when detecting fire, and the fire alarm is believed
Number transmit to each first control module；
Each first control module is used to generate unlocking signal according to the fire alarm signal, and by the unblock
Signal is transmitted to the second control module electrically connected with first control module；
Each second control module is used to respond the unlocking signal and control and electrically connect with second control module
Door-lock opening.
Further, the gate control system also includes signal input module, the signal input module and each described the
One control module electrically connects；
The signal input module is used for the open signal generated in response to the operation of user and transmitted to described first
Control module；
Each first control module is additionally operable to generate the unlocking signal according to the open signal.
Further, first control module includes the first relay, the first signal receiving circuit and the first signal
Output circuit, the signal receiving circuit electrically connect with the signal input module, and the positive pole of a power supply receives with the signal
The first port electrical connection of circuit, the negative pole of the power supply electrically connects with the first pole of first relay, described first after
Second pole of electrical equipment electrically connects with the second port of the signal receiving circuit, first signal output apparatus and described second
Control module electrically connects.
Further, first control module also includes coordinated signals interface circuit, the coordinated signals interface circuit
First port ground connection, the second port of the coordinated signals interface circuit electrically connects with the second pole of first relay.
Further, first control module is provided with the first detecting position, the second detecting position and the 3rd detecting position, institute
The both ends for stating the first detecting position electrically connect respectively at two ports of first relay, the both ends point of second detecting position
Do not electrically connected with two ports of first signal output apparatus, the 3rd detecting position respectively the positive pole with the power supply,
Negative pole electrically connects.
Further, second control module includes the second relay, secondary signal receiving circuit, secondary signal output
Circuit, the positive pole of a power supply electrically connect with the first port of the secondary signal receiving circuit, the secondary signal receiving circuit
Electric the first pole with second relay of second port electrically connect, the second pole of second relay with described second after
3rd pole of electrical equipment electrically connects and is grounded, the quadrupole of second relay and the second end of the secondary signal receiving circuit
Mouthful and the second port of the secondary signal output circuit electrically connect, the first port of the secondary signal receiving circuit with
The first port electrical connection of the secondary signal output circuit.
Further, second control module also includes lock, and the lock is series at the positive pole of the power supply
Between the first port of the secondary signal receiving circuit.
Further, second control module also includes authentication signal input circuit, the authentication signal
Input circuit is electrically connected with the power supply and the secondary signal receiving circuit respectively, and the authentication signal input circuit is used
Controlled in generating opening signal after the authentication signal for receiving identity recognition device input and transmitting to described second
Module；
Second control module is additionally operable to control the door-lock opening according to the opening signal.
Further, the gate control system also includes image capture module and memory module, described image acquisition module with
Memory module electrical connection, described image acquisition module are used for the image for gathering the gate control system porch and by the figures
Stored as transmitting to the memory module.
Second aspect, the utility model additionally provide another gate control system, and the gate control system includes fire detection mould
Block, the first control module, the second control module, door lock and information sending module, each first control module is and institute
Fire detection module electrical connection is stated, each first control module at least electrically connects with second control module, often
Individual second control module at least electrically connects with a door lock, described information sending module and the fire detection module
Electrical connection；
The fire detection module is used to generate fire alarm signal when detecting fire, and the fire alarm is believed
Number transmit to each first control module and described information sending module；
Each first control module is used to generate unlocking signal according to the fire alarm signal, and by the unblock
Signal is transmitted to second control module electrically connected with first control module；
Each second control module is used to respond the unlocking signal and control and be electrically connected with second control module
The door-lock opening connect；
The processing module is used to generate prompt messages according to the fire alarm signal, and by the alarm
Information is sent to a fire-fighting background server by described information sending module.
Compared with the prior art, the utility model has the advantages that：A kind of gate control system provided by the utility model,
Whether fire is occurred by the fire detection module detection external world first, and fire alarm signal is generated simultaneously when fire occurs for the external world
Transmit to multiple first control modules, multiple first control modules and generate unlocking signal after receiving the fire alarm signal, the
Two control modules control door-lock opening according to the unlocking signal, realize and door lock is uniformly controlled, and saved to door lock
The time being uniformly controlled, so as to all door-lock openings that when fire occurs, will can be included in a short time in gate control system, side
Just the masses escape.
To enable above-mentioned purpose of the present utility model, feature and advantage to become apparent, preferred embodiment cited below particularly, and
Accompanying drawing appended by cooperation, is described in detail below.
Brief description of the drawings
It is new below in conjunction with this practicality to make the purpose, technical scheme and advantage of the utility model embodiment clearer
Accompanying drawing in type embodiment, the technical scheme in the embodiment of the utility model is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model part of the embodiment, rather than whole embodiments.Generally here described in accompanying drawing and
The component of the utility model embodiment shown can be configured to arrange and design with a variety of.
Therefore, the detailed description of the embodiment of the present utility model to providing in the accompanying drawings is not intended to limit requirement below
The scope of the utility model of protection, but it is merely representative of selected embodiment of the present utility model.Based in the utility model
Embodiment, the every other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made, all
Belong to the scope of the utility model protection.
Fig. 1 shows the functional block diagram for the gate control system that the utility model first embodiment is provided.
Fig. 2 shows the circuit structure diagram of the first control module provided by the utility model.
Fig. 3 shows the circuit structure diagram of the first signal output apparatus provided by the utility model.
Fig. 4 shows the circuit structure diagram of the second control module provided by the utility model.
Fig. 5 shows the functional block diagram for the gate control system that the utility model second embodiment is provided.
Icon：100- gate control systems；110- fire detection modules；120- signal input modules；The control modules of 130- first；
131- power supplys；The signal receiving circuits of 132- first；133- coordinated signals interface circuits；The signal output apparatus of 134- first；135-
First detecting position；The detecting positions of 136- second；The detecting positions of 137- the 3rd；The detecting positions of 138- the 4th；The detecting positions of 139- the 5th；140-
Two control modules；142- secondary signal receiving circuits；143- secondary signal output circuits；144- authentications signal input electricity
Road；150- door locks；160- image capture modules；170- information sending modules；180- processing modules；190- memory modules.
Embodiment
Below in conjunction with accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out clear
Chu, it is fully described by, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole realities
Apply example.The component of the utility model embodiment being generally described and illustrated herein in the accompanying drawings can be come with a variety of configurations
Arrangement and design.
Therefore, the detailed description of the embodiment of the present utility model to providing in the accompanying drawings is not intended to limit requirement below
The scope of the utility model of protection, but it is merely representative of selected embodiment of the present utility model.Based on reality of the present utility model
Example is applied, the every other embodiment that those skilled in the art are obtained on the premise of creative work is not made, is belonged to
The scope of the utility model protection.
It should be noted that the relational terms of term " first " and " second " or the like be used merely to an entity or
Operation makes a distinction with another entity or operation, and not necessarily requires or imply these entities or exist between operating any
This actual relation or order.Moreover, term " comprising ", "comprising" or its any other variant be intended to it is non-exclusive
Property includes, so that process, method, article or equipment including a series of elements not only include those key elements, and
Also include the other element that is not expressly set out, or also include for this process, method, article or equipment inherently
Key element.In the absence of more restrictions, the key element limited by sentence "including a ...", it is not excluded that including described
Other identical element also be present in the process of key element, method, article or equipment.
First embodiment
Referring to Fig. 1, the utility model provides a kind of gate control system 100, gate control system 100 includes fire detection module
110th, multiple first control modules 130, power supply 131, multiple second control modules 140, multiple door locks 150, signal input module
120th, image capture module 160 and information sending module 170.Wherein, each first control module 130 with fire detection mould
Block 110 electrically connects, and each first control module 130 electrically connects with second control module 140, each second control module
140 at least electrically connect with a door lock 150, and signal input module 120 electrically connects with each first control module 130.
Fire detection module 110 is used to generate fire alarm signal when detecting fire, and fire alarm signal is passed
Transport to the first control module 130.
By setting fire detection module 110 to detect in the surrounding environment of gate control system 100 whether fire occur,
In order to which the first control module 130 judges whether to need to generate unlocking signal to open door lock 150 for people's escape.
In a kind of preferred embodiment, the fire detection module 110 is smoke detector, and smoke detector is to be used to visit
Survey the smoke particle content formed in surrounding space substance combustion initial stage and generate a kind of detection of fire alarm signal
Device.The reaction speed of smoke detector is fast, can discover whether that fire occurs in time.
In another preferred embodiment, the fire detection module 110 is optical flame fire detector, and optical flame fire detects
Device is a kind of detection that can be responded to the flicker frequency sensitivity of the spectral characteristic of substance combustion flame, intensity of illumination and flame
Device, it can sense infrared, the Uv and visible light that Fire Radiation goes out.And the fast response time of optical flame fire detector, it is sensitive
Several milliseconds after flame emission is received of element, or even signal is issued by several microseconds, especially suitable on fire suddenly
Smokeless combustible and explosive area；In addition, it is not influenceed by ambient windstream, can be arranged at outdoors, when occurring fire outdoors,
Optical flame fire detector can generate fire alarm signal in time, and transmit to the first control unit.
It should be noted that fire detection module 110 can also be heat detector, fuel gas fire detector etc..
It should also be noted that, fire detection module 110 includes multiple smoke detectors, optical flame fire detector, temperature-sensitive
Detector, fuel gas fire detector one or more therein, there is the building of gate control system 100 for being scattered in deploy troops on garrison duty
Each position of inside/outside, for detecting whether building inside/outside has fire.
Signal input module 120 electrically connects with each first control module 130, for will be given birth in response to the operation of user
Into unlocking signal transmit to the first control module 130.
When user needs that all doors that gate control system 100 includes are operated, controlled, mould can be inputted by signal
Block 120 generates enabling signal, and transmits to the first control unit, and the second control unit is controlled by door lock by the first control unit
150 open.By setting signal input module 120 can to outlet carry out centralized Control, can in the Open daily time or
When being that emergency occurs, all gates in floor are opened, the operation at simplify control gate, reduced when emergency is sent out
User makes the time of corresponding counter-measure when raw.
It is needing to illustrate but, the signal input module 120 can be but be not limited only to button, plug-in strip, Touch Screen etc..
First control module 130 is used for according to fire alarm signal or enabling signal generation unlocking signal, and unblock is believed
Number transmit to the second control module 140.The quantity of first control module 130 can be 1,2 or any one positive integer,
It is not limited herein.
Fig. 2 and Fig. 3 is referred to, in a kind of preferred embodiment, the first control module 130 includes the first relay
SSR1, the first signal receiving circuit 132 and the first signal output apparatus 134.Wherein, signal receiving circuit and signal input mould
Block 120 electrically connects, for receiving the unlocking signal that is generated and transmitted by signal input module 120 or by fire detection module
110 fire alarm signals for generating and transmitting.The positive pole of power supply 131 electrically connects with the first port of signal receiving circuit, power supply
131 negative pole electrically connects with the first relay SSR1 the first pole, the first relay SSR1 the second pole and signal receiving circuit
Second port electrical connection；First signal output apparatus 134 electrically connects with the second control module 140.
When user control signal input module 120 generates and inputs unlocking signal or fire detection module 110 generates simultaneously
After the fire alarm signal of transmission, the unlocking signal or fire alarm signal are transmitted to the first relay by signal receiving circuit
SSR1, now the first relay SSR1 is powered off, and is linked by the first signal output apparatus 134 to the second control module 140, is made
Door lock 150 is obtained to open.
In a kind of preferred embodiment, the first control module 130 also includes coordinated signals interface circuit 133, linkage control
The first port ground connection of interface circuit 133 processed, the of the second port of coordinated signals interface circuit 133 and the first relay SSR1
Two poles electrically connect.
In addition, the first detecting position 135, the second detecting position 136, the 3rd detecting position are provided with the first control module 130
137th, the 4th detecting position 138 and the 5th detecting position 139, be respectively used to detect gate control system 100 corresponding to position whether occur
Failure.Wherein, the both ends of the first detecting position 135 electrically connect with the first relay SSR1 two ports respectively；Second detecting position
Port of 136 both ends respectively with two of the first signal output apparatus 134 electrically connects；The both ends difference of 3rd detecting position 137
Positive pole, negative pole with power supply 131 electrically connect；The both ends of 4th detecting position 138 respectively with the first relay SSR1 two other
Port electrically connects；Two other port of the both ends of 5th detecting position 139 respectively with the first signal output apparatus 134 is electrically connected
Connect.
In addition, the first control module 130 has also set up sky detecting position, when gate control system 100 does not break down, can incite somebody to action
Wire jumper is connected on the sky detecting position, is taken when being easy to maintenance personal to need.
Each second control module 140 electrically connects with first control module 130 and at least two door locks 150 respectively,
For controlling door lock 150 to open in response to unlocking signal.The quantity of second control module 140 can be 1,2 or any
One positive integer, is not limited herein.
Referring to Fig. 4, in a kind of preferred embodiment, the second control module 140 includes the second relay SSR2, second
Signal receiving circuit 142, secondary signal output circuit 143.Wherein, the positive pole of power supply 131 and secondary signal receiving circuit 142
First port electrically connects, and the second port electricity of secondary signal receiving circuit 142 electrically connects with the second relay SSR2 the first pole,
Second relay SSR2 the second pole electrically connects and is grounded with the second relay SSR2 the 3rd pole, and the of the second relay SSR2
Quadrupole electrically connects with the second port of secondary signal receiving circuit 142 and the second port of secondary signal output circuit 143,
The first port of secondary signal receiving circuit 142 electrically connects with the first port of secondary signal output circuit 143.
In a kind of preferred embodiment, the second control module 140 also includes lock, and lock is series at power supply 131
Positive pole and secondary signal receiving circuit 142 first port between.By setting lock, can circuit occur short circuit or
Person plays a part of protection circuit when the load current of door lock 150 is excessive.
Second control module 140 also includes authentication signal input circuit 144, authentication signal input circuit 144
Electrically connected respectively with power supply 131 and secondary signal receiving circuit 142, authentication signal input circuit 144 is used to receive
Opening signal is generated after the authentication signal of one identity recognition device input and is transmitted to second control module 140.
Because the second relay is mostly mechanical contact-type relay, thus the probability to break down is larger.When failure occurs
When, maintainer can be directly by where decision problem, greatly reducing in 130 corresponding fault detect position of the first control module
The time of detection failure, reduce the operation difficulty of detection failure.
Specifically, if gate control system 100 recovers normal use after wire jumper is connected to the first detecting position 135, first is shown
Relay damaged is, it is necessary to change；If gate control system 100 recovers normal use after wire jumper is connected to the second detecting position 136, illustrate
Second relay damaged is, it is necessary to change；If gate control system 100 recovers normal use after wire jumper is connected to the 3rd detecting position 137,
Illustrate that signal input module 120 fails, it is necessary to be overhauled or changed；Gate inhibition is after if wire jumper is connected to the 4th detecting position 138
System 100 recovers normal use, same to illustrate the first relay damaged, it is necessary to change；After if wire jumper is connected to the 5th detecting position 139
Gate control system 100 recovers normal use, same to illustrate the second relay damaged, it is necessary to change.
Second embodiment
Referring to Fig. 5, the utility model provides a kind of gate control system 100, gate control system 100 includes fire detection module
110th, multiple first control modules 130, multiple second control modules 140, multiple door locks 150, signal input module 120, image
Acquisition module 160, information sending module 170, memory module 190 and processing module 180.Wherein, each first control module
130 electrically connect with fire detection module 110, and each first control module 130 electrically connects with second control module 140,
Each second control module 140 at least electrically connects with a door lock 150, signal input module 120 and each first control module
130 electrically connect, and image capture module 160 electrically connects with memory module 190, processing module 180 respectively with fire detection module
110 and information sending module 170 electrically connect.
Image capture module 160 electrically connects with the first control module 130, and image capture module 160 is used to gather gate inhibition system
The image and transmit described image to the memory module 190 of 100 porch of uniting stores.By setting image capture module
The image of 160 collection gate control system 100 porch, and be stored in memory module 190, the people in the building that comes in and goes out can be obtained
Member, it is easy to look for people or is noted abnormalities information by image in time.
The image capture module 160 can be but be not limited only to camera, video camera etc..
Processing module 180 is used for according to fire alarm signal generation prompt messages, and prompt messages are passed through
Information sending module 170 is sent to a fire-fighting background server.Locality can quickly be informed by configuration information sending module 170
Fire brigade current environment fire occurs, be easy to fire brigade's fast reaction fire extinguishing.
In the present embodiment, processing module 180 can be central processing unit (Central Processing Unit, CPU),
Digital signal processor (Digital Signal Processor, DSP), application specific integrated circuit (Application
Specific Integrated Circuit, ASIC), field programmable gate array (Field Programmable Gate
Array, FPGA) either other PLDs, discrete gate or transistor logic, discrete hardware components.
In summary, a kind of gate control system provided by the utility model, detecting the external world by fire detection module first is
No generation fire, and generate fire alarm signal when fire occurs for the external world and transmit to multiple first control modules, Duo Ge
One control module generates unlocking signal after receiving the fire alarm signal, and the second control module controls door according to the unlocking signal
Lock is opened, and realizes and door lock is uniformly controlled, and has saved the time being uniformly controlled to door lock, so as to occur in fire
When, all door-lock openings that will can be included in a short time in gate control system make things convenient for the people to escape.
Preferred embodiment of the present utility model is the foregoing is only, is not limited to the utility model, for this
For the technical staff in field, the utility model can have various modifications and variations.It is all in the spirit and principles of the utility model
Within, any modification, equivalent substitution and improvements made etc., it should be included within the scope of protection of the utility model.
Claims (10)
- A kind of 1. gate control system, it is characterised in that the gate control system include fire detection module, multiple first control modules, Multiple second control modules and multiple door locks, each first control module electrically connect with the fire detection module, Each first control module electrically connects with second control module, and each second control module is at least with one The individual door lock electrical connection；The fire detection module is used to generate fire alarm signal when detecting fire, and the fire alarm signal is passed Transport to each first control module；Each first control module is used to generate unlocking signal according to the fire alarm signal, and by the unlocking signal Transmit to the second control module electrically connected with first control module；Each second control module is used to respond the unlocking signal and control the door electrically connected with second control module Lock is opened.
- 2. gate control system according to claim 1, it is characterised in that the gate control system also includes signal input module, The signal input module electrically connects with each first control module；The signal input module is used for the open signal generated in response to the operation of user and transmitted to the described first control Module；Each first control module is additionally operable to generate the unlocking signal according to the open signal.
- 3. gate control system according to claim 2, it is characterised in that first control module include the first relay, Power supply, the first signal receiving circuit and the first signal output apparatus, the signal receiving circuit and the signal input module Electrical connection, the positive pole of a power supply electrically connects with the first port of the signal receiving circuit, the negative pole of the power supply and described the The first pole electrical connection of one relay, the second pole of first relay and the second port of the signal receiving circuit are electrically connected Connect, first signal output apparatus electrically connects with second control module.
- 4. gate control system according to claim 3, it is characterised in that first control module also connects including coordinated signals Mouth circuit, the first port ground connection of the coordinated signals interface circuit, the second port of the coordinated signals interface circuit and institute State the second pole electrical connection of the first relay.
- 5. gate control system according to claim 3, it is characterised in that first control module is provided with the first detection Position, the second detecting position and the 3rd detecting position, the both ends of first detecting position are respectively at two ends of first relay Mouth electrical connection, the both ends of second detecting position electrically connect with two ports of first signal output apparatus respectively, described The positive pole with the power supply, negative pole electrically connect 3rd detecting position respectively.
- 6. gate control system according to claim 1, it is characterised in that second control module include the second relay, Secondary signal receiving circuit, secondary signal output circuit, the positive pole of a power supply and the first end of the secondary signal receiving circuit Mouth electrical connection, electric the first pole with second relay of second port of the secondary signal receiving circuit electrically connects, described Second pole of the second relay electrically connects and is grounded with the 3rd pole of second relay, the quadrupole of second relay Electrically connected with the second port of the secondary signal receiving circuit and the second port of the secondary signal output circuit, institute The first port for stating secondary signal receiving circuit electrically connects with the first port of the secondary signal output circuit.
- 7. gate control system according to claim 6, it is characterised in that second control module also includes lock, institute Lock is stated to be series between the positive pole of the power supply and the first port of the secondary signal receiving circuit.
- 8. gate control system according to claim 6, it is characterised in that second control module also includes authentication and believed Number input circuit, the authentication signal input circuit are electrically connected with the power supply and the secondary signal receiving circuit respectively Connect, the authentication signal input circuit is used to after the authentication signal of identity recognition device input is received generate Opening signal is simultaneously transmitted to second control module；Second control module is additionally operable to control the door-lock opening according to the opening signal.
- 9. according to the gate control system described in any one in claim 1-8, it is characterised in that the gate control system also includes figure As acquisition module and memory module, described image acquisition module is electrically connected with the memory module, and described image acquisition module is used Transmitted in the image for gathering the gate control system porch and by described image to memory module storage.
- 10. a kind of gate control system, it is characterised in that the gate control system includes fire detection module, the first control module, second Control module, door lock, processing module and information sending module, each first control module with the fire detection mould Block electrically connects, and each first control module at least electrically connects with second control module, each second control Molding block is at least electrically connected with a door lock, and the processing module is sent out with the fire detection module and described information respectively Module is sent to electrically connect；The fire detection module is used to generate fire alarm signal when detecting fire, and the fire alarm signal is passed Transport to each first control module and the processing module；Each first control module is used to generate unlocking signal according to the fire alarm signal, and by the unlocking signal Transmit to second control module electrically connected with first control module；Each second control module is used to respond the unlocking signal and control what is electrically connected with second control module The door-lock opening；The processing module is used to generate prompt messages according to the fire alarm signal, and by the prompt messages Sent by described information sending module to a fire-fighting background server.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720929658.XU CN207199031U (en) | 2017-07-27 | 2017-07-27 | Gate control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720929658.XU CN207199031U (en) | 2017-07-27 | 2017-07-27 | Gate control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207199031U true CN207199031U (en) | 2018-04-06 |
Family
ID=61799044
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720929658.XU Expired - Fee Related CN207199031U (en) | 2017-07-27 | 2017-07-27 | Gate control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207199031U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109636963A (en) * | 2018-11-27 | 2019-04-16 | 中铁第四勘察设计院集团有限公司 | A kind of chain guard system suitable for tunnel protection door |
| CN113192242A (en) * | 2021-03-31 | 2021-07-30 | 北京三快在线科技有限公司 | Charging cabinet control method and device, storage medium and electronic equipment |
-
2017
- 2017-07-27 CN CN201720929658.XU patent/CN207199031U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109636963A (en) * | 2018-11-27 | 2019-04-16 | 中铁第四勘察设计院集团有限公司 | A kind of chain guard system suitable for tunnel protection door |
| CN113192242A (en) * | 2021-03-31 | 2021-07-30 | 北京三快在线科技有限公司 | Charging cabinet control method and device, storage medium and electronic equipment |
| CN113192242B (en) * | 2021-03-31 | 2022-03-04 | 北京三快在线科技有限公司 | Charging cabinet control method and device, storage medium and electronic equipment |
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