CN208430942U - A kind of automatic sensing door - Google Patents
A kind of automatic sensing door Download PDFInfo
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- CN208430942U CN208430942U CN201821044589.5U CN201821044589U CN208430942U CN 208430942 U CN208430942 U CN 208430942U CN 201821044589 U CN201821044589 U CN 201821044589U CN 208430942 U CN208430942 U CN 208430942U
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- door
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- door body
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- conductive layer
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Abstract
The utility model discloses a kind of automatic sensing doors, comprising: door body；The driving device being connected with door body；It is connected with driving device, and according to the distance of human body and door body, controls the processor that driving device driving door body turns off or on；Wherein, door body includes the first substrate set gradually, capacitive sensing layer, the second substrate；And in predeterminable area, the capacitor of the capacitor formed between capacitive sensing layer and human body, size changes with the variation of distance between human body and door body；Capacitive sensing layer is connected with processor, so that processor obtains the capacitor of capacitive sensing layer and judges the distance between human body and door body.Automatic sensing door in the utility model is simple, it is easy to accomplish, failure rate is low, is conducive to the usage experience for improving user.
Description
Technical field
The utility model relates to automatically-controlled door technical fields, more particularly to a kind of automatic sensing door.
Background technique
When there is mobile object close to door, door realizes automatic opening, and mobile object leaves door and is automatically closed, this door
Entitled automatic sensing door.Automatic sensing door is now widely used for the places such as office building, workshop, supermarket, airport.
Currently, the common human body sensing detector of automatic sensing door is mainly that infrared induction detector exists by environmental disturbances
Greatly, the problems such as high failure rate.
Utility model content
The purpose of the utility model is to provide a kind of automatic sensing doors, solve the infrared induction detector of automatic sensing door
In the presence of big by environmental disturbances, the problems such as high failure rate.
In order to solve the above technical problems, the utility model provides a kind of automatic sensing door, comprising:
Door body；The driving device being connected with the door body；It is connected with the driving device, and according to human body and described
The distance of door body controls the processor that the driving device drives the door body to turn off or on；Wherein, the door body includes the
One substrate, the second substrate, the capacitive sensing layer being set between the first substrate and the second substrate；And in predeterminable area
Interior, the capacitance size of the capacitive sensing layer changes with the variation of distance between human body and the door body；The capacitor sense
Layer is answered to be connected with the processor, so that the processor obtains the capacitor of the capacitive sensing layer and judges human body and the door
The distance between body.
Wherein, the first substrate and the second substrate are insulating substrate.
Wherein, the first substrate and the second substrate are glass substrate.
Wherein, the capacitive sensing layer is one layer of conductive layer, and the voltage of the conductive layer is 2.8V~10V.
Wherein, the capacitive sensing layer includes two conductive layers, and the voltage difference between two layers of conductive layer is 2.8V
~10V.
Wherein, the conductive layer is ITO conductive layer, metal grill conductive layer, nano-silver thread conductive layer or graphene conductive
Any one conductive layer in layer.
Wherein, the capacitive sensing layer is connected by capacitance sensor with the processor.
It wherein, further include the Temperature Humidity Sensor being connected with the processor.
Automatic sensing door provided by the utility model is provided with capacitive sensing layer, when human body is close to door inside door body
When body, since human body is conductor, capacitor can be formed between human body and capacitive sensing layer, the distance with human body and door body subtracts
Small, electrostatic induction electric charge entrained by human body will necessarily have an impact the charge of capacitive sensing layer, and then influence human body and electricity
Hold the capacitance size that capacitor is formed between inductive layer.Processor is according between the distance between human body and door body and the capacitor
Size corresponding relationship can determine whether that someone needs to pass through automatically-controlled door.The electric conductivity based on human body in the utility model and
Realize automatic control on the door, when excluding most of non-conductive object close to automatically-controlled door, the sense of mistake occurs in automatically-controlled door
The case where answering and opening door body, it is small by external environmental interference；And the automatic sensing door in the utility model is simple, is easy to
It realizes, failure rate is low, is conducive to the usage experience for improving user.
Detailed description of the invention
For the clearer technical solution for illustrating the utility model embodiment or the prior art, below will to embodiment or
Attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
Some embodiments of the utility model, for those of ordinary skill in the art, without creative efforts,
It is also possible to obtain other drawings based on these drawings.
Fig. 1 is the operation schematic diagram of automatic sensing door provided by the utility model；
Fig. 2 is the schematic diagram of the section structure of automatic sensing door provided by the utility model.
Specific embodiment
In order to make those skilled in the art better understand the scheme of the utility model, with reference to the accompanying drawing and specific implementation
The utility model is described in further detail for mode.Obviously, described embodiment is only the utility model a part
Embodiment, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art are not doing
Every other embodiment obtained under the premise of creative work out, fall within the protection scope of the utility model.
As depicted in figs. 1 and 2, Fig. 1 is the operation schematic diagram of automatic sensing door provided by the utility model, and Fig. 2 is this
The schematic diagram of the section structure of automatic sensing door provided by utility model, the automatic sensing door may include:
Door body 10；The driving device 20 being connected with door body 10；The processor 30 being connected with driving device 20, wherein handling
Device 30 is used to control driving device 20 and drives turning off or on for door body 10.
In addition, door body 10 specifically includes first substrate 11 and the second substrate 12, and it is arranged in first substrate 11 and second
Capacitive sensing layer 13 between substrate 12.Specifically, which can be the conductive layer for being connected with power supply.
As shown in Figure 1, dotted line indicates human body and door body 10 in Fig. 1 because people can be considered as the conductor with conducting function
Between the capacitor that is formed.Conductive induction when the spacing between human body and door body 10 is in predetermined range, in door body 10
After layer is powered, capacitor can be formed with human body mutual induction.Human body is approximately considered as capacity plate antenna, then, people and door body
Size, that is, the satisfiable formula for the capacitor that capacitive sensing layer 13 in 10 is constituted:Wherein, c is people and capacitive sensing layer
The size of capacitor between 13；The dielectric constant of medium of the ε between people and capacitive sensing layer 13；ε0It is normal for the dielectric of air
Number；S is the effective area for the capacitor that people and capacitive sensing layer 13 are constituted, in the present embodiment, as human body to capacitive sensing
The projected area of layer 13 moves closer to approximately be considered as definite value, i.e. human body face door body 10 during door body 10 as people
When, projected area of the human body in door body 10；D is the spacing of people and capacitive sensing layer 13, can approximately be equal to people and door body
Spacing between 10.
From the foregoing, it will be observed that being inversely proportional between the size and spacing d of capacitor c between people and the capacitive sensing layer 13 of door body 10.?
People move closer to during door body 10 between real-time monitoring people and door body 10 size of capacitor c so that indirectly obtain human body and
Spacing d between door body 10, processor 30 is according between the distance between human body and door body 10 and the capacitor of capacitive sensing layer 13
Size corresponding relationship, can determine whether that someone needs to pass through automatically-controlled door according to the capacitance size of capacitive sensing layer 13.This reality
With touch-control in the equipment such as far and near principle and mobile phone of distance between novel middle control automatic sensing door induction human body and door body 10
The principle of the touch-control sensing layer induction touching signals of screen is identical, the capacitive touch screen in the equipment such as mobile phone, because it will be determined
Particular location point when finger touches, therefore our hand needs close from touch screen or even direct contact, but according to its original
Reason, will make capacitance variations, not need directly to contact in fact.According to specific service condition, some touch screens are wearing thickness
It is also that can incude touch in the case where gloves.In the present embodiment, it is mainly controlled by the variation size of inductance capacitance
The switch conditions of door processed are not related to specific sensed position, and there is no need to lean on close or even contact, this mode is connecing
Nearly formula wakes up.There are also there is a kind of suspension touch control in capacitive touch screen, finger contact touch screen is not needed, touch screen can be felt
Corresponding movement is made in variation by capacitor, and the inducing function of the induction automatically-controlled door in the utility model is just analogous to suspend
Touch function.
It is the electric conductivity based on human body in the utility model and realizes automatic control on the door, excluding most of can not leads
Electricity object close to automatically-controlled door when, automatically-controlled door occur mistake induction and by door body 10 open the case where, by external environmental interference
It is small.And the automatic sensing door in the utility model is simple, it is easy to accomplish, only it can be realized only in accordance with simple capacitance principle
The failure rate of automatic sensing door is reduced without complicated various circuit devcies to the automatic sensing of human body, is conducive to improve and use
The usage experience at family.
Based on the above embodiment, detailed introduction is done with regard to the specific structure of automatic sensing door below, in the utility model
In specific embodiment, as shown in Fig. 2, may include:
First substrate 11 and the second substrate 12 are insulating substrate.First substrate 11 and the second substrate 12 were both filled in the present embodiment
When the main part of door body 10 plays the purpose of encapsulation capacitive sensing layer 13 again, therefore, to avoid first substrate 11 and the second base
Plate 12 is unexpected and human body is in contact, and need to just use the first substrate 11 and the second substrate 12 of isolation material.
Optionally, in specific embodiment of the utility model, first substrate 11 and the second substrate 12 can use glass
Substrate.
Based on above-mentioned any embodiment, in the another specific embodiment of the utility model, as shown in Fig. 2, may include:
Capacitive sensing layer 13 in door body 10 includes the first conductive layer 131 and the second conductive layer 132, wherein first is conductive
Layer 131 and the second voltage difference between conductive layer 132 are 2.8V~10V, and the first conductive layer 131 and the second conductive layer 132 it
Between can fill dielectric 133, can also be with preset clearance, using air as the dielectric between two conductive layers.
Further, the first conductive layer 131 and the second conductive layer 132 specifically can be using ITO conductive layer, metal mesh
Any one conductive layer in lattice conductive layer, nano-silver thread conductive layer or graphene conductive layer.Certainly, in the utility model also simultaneously
It is not excluded for the embodiment of other conductive layers.
Certainly, in the utility model, capacitive sensing layer does not also only have this kind of set-up mode, in the another of the utility model
It can only include one layer of conductive layer, and the voltage of the conductive layer is 2.8V~10V in one specific embodiment.
So, when human body is close to the conductive layer, capacitor can be equally formed, and the capacitor of capacitor also can be with people
The distance between body and door body change and change.
Optionally, in the utility model another specific embodiment, may include:
The width of capacitive sensing layer 13 and door body 10 it is of same size, can sense people to the full extent in the horizontal direction
Body is close；
May include: in the another specific embodiment of the utility model based on above-mentioned any embodiment
Capacitive sensing layer 13 is connected by capacitance sensor with processor 30.
It should be noted that the capacitance sensor in the present embodiment is generated between eternal detection human body and door body 10
The sensitivity of the size of the capacitor of capacitor, capacitance sensor is higher, and the function of automatic sensing human body is sensitiveer.
Optionally, the humidity in air and temperature are the capacitors that can influence to be formed between human body and door body 10
The dielectric constant of air dielectric, the sensitivity of automatic sensing door in order to further increase, in the another specific of the utility model
In embodiment, Capacity control chip in processor 30 can using the chip with temperature drift function, can calibrate automatically due to
Capacitance variations caused by external environment, processor 30 according in air temperature and humidity to the dielectric in capacitor calculation formula
Constant is adjusted, to obtain the spacing between more accurate human body and door body 10.
Each embodiment in this specification is described in a progressive manner, the highlights of each of the examples are with it is other
The difference of embodiment, same or similar part may refer to each other between each embodiment.
Automatic sensing door provided by the utility model is set above and is described in detail.It is used herein specifically a
Example is expounded the principles of the present invention and embodiment, this reality that the above embodiments are only used to help understand
With novel method and its core concept.It should be pointed out that for those skilled in the art, not departing from this
Under the premise of utility model principle, several improvements and modifications can be made to this utility model, these improvement and modification are also fallen
Enter in the protection scope of the utility model claims.
Claims (7)
1. a kind of automatic sensing door, which is characterized in that including door body；The driving device being connected with the door body；With the drive
Dynamic device is connected, and according to the distance of human body and the door body, controls the driving device and the door body is driven to close or open
The processor opened；
Wherein, the door body includes first substrate, the second substrate, is set between the first substrate and the second substrate
Capacitive sensing layer；And in predeterminable area, between the capacitive sensing layer and human body row capacitor capacitor, size with
The variation of distance between human body and the door body and change；The capacitive sensing layer is connected with the processor, so as to the place
Reason device obtains the capacitor of the capacitive sensing layer and judges the distance between human body and the door body.
2. automatic sensing door according to claim 1, which is characterized in that the first substrate and the second substrate are exhausted
Edge substrate.
3. automatic sensing door according to claim 2, which is characterized in that the first substrate and the second substrate are glass
Glass substrate.
4. automatic sensing door according to claim 1, which is characterized in that the capacitive sensing layer is one layer of conductive layer, institute
The voltage for stating conductive layer is 2.8V~10V.
5. automatic sensing door according to claim 1, which is characterized in that the capacitive sensing layer includes two conductive layers,
And the voltage difference between two layers of conductive layer is 2.8V~10V.
6. automatic sensing door according to claim 5, which is characterized in that the conductive layer is ITO conductive layer, metal grill
Any one conductive layer in conductive layer, nano-silver thread conductive layer or graphene conductive layer.
7. automatic sensing door according to any one of claims 1 to 6, which is characterized in that the capacitive sensing layer passes through electricity
Hold sensor to be connected with the processor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821044589.5U CN208430942U (en) | 2018-07-03 | 2018-07-03 | A kind of automatic sensing door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821044589.5U CN208430942U (en) | 2018-07-03 | 2018-07-03 | A kind of automatic sensing door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208430942U true CN208430942U (en) | 2019-01-25 |
Family
ID=65099149
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821044589.5U Expired - Fee Related CN208430942U (en) | 2018-07-03 | 2018-07-03 | A kind of automatic sensing door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208430942U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113508211A (en) * | 2019-03-08 | 2021-10-15 | 因温特奥股份公司 | Access control system with a sliding door that opens from the inside without contact |
-
2018
- 2018-07-03 CN CN201821044589.5U patent/CN208430942U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113508211A (en) * | 2019-03-08 | 2021-10-15 | 因温特奥股份公司 | Access control system with a sliding door that opens from the inside without contact |
| CN113508211B (en) * | 2019-03-08 | 2023-06-02 | 因温特奥股份公司 | Access control system with a moving door that opens contactlessly from inside |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190125 Termination date: 20210703 |