CN107894622A - Infrared tube emission-type detects the device and method of door opening and closing state - Google Patents
Infrared tube emission-type detects the device and method of door opening and closing state Download PDFInfo
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- CN107894622A CN107894622A CN201711376779.7A CN201711376779A CN107894622A CN 107894622 A CN107894622 A CN 107894622A CN 201711376779 A CN201711376779 A CN 201711376779A CN 107894622 A CN107894622 A CN 107894622A
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- 238000000034 method Methods 0.000 title claims abstract description 11
- 238000001514 detection method Methods 0.000 claims abstract description 32
- 239000000463 material Substances 0.000 claims abstract description 7
- 230000008033 biological extinction Effects 0.000 claims description 11
- 230000005540 biological transmission Effects 0.000 claims description 6
- 239000012528 membrane Substances 0.000 claims description 5
- 230000002745 absorbent Effects 0.000 claims description 4
- 239000002250 absorbent Substances 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 4
- 230000008030 elimination Effects 0.000 abstract description 3
- 238000003379 elimination reaction Methods 0.000 abstract description 3
- 230000007257 malfunction Effects 0.000 abstract description 3
- 229920003266 Leaf® Polymers 0.000 description 28
- 238000009434 installation Methods 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V8/00—Prospecting or detecting by optical means
- G01V8/10—Detecting, e.g. by using light barriers
- G01V8/20—Detecting, e.g. by using light barriers using multiple transmitters or receivers
- G01V8/22—Detecting, e.g. by using light barriers using multiple transmitters or receivers using reflectors
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Abstract
The invention discloses a kind of device and method of infrared tube emission-type detection door opening and closing state.The device includes first infrared transceiver module, second infrared transceiver module and a reflecting module, first infrared transceiver module and the second infrared transceiver module are installed on a doorframe and can launch infrared signal downwards and receive reflected signal, and reflecting module is mounted on a door leaf of the lower section of the doorframe, wherein, when door leaf is closed, the second infrared transceiver module is located at the surface of reflecting module.The device of infrared tube emission-type detection door opening and closing state in the present invention is by using two pairs of infrared transceiver devices, it is capable of the on off state of effective detection door, the shelter of the lower section of door can also be detected, significant effect, securely and reliably, and price is relatively low, the work such as malfunction elimination is also more convenient, saves manpower and materials；Additionally it is possible to the situation that thing surprisingly blocks that is blocked is filtered, so as to reduce False Rate.
Description
Technical field
The present invention relates to detection device field, more particularly to a kind of device of infrared tube emission-type detection door opening and closing state
And method.
Background technology
Nowadays, special device is often provided with some to detect the on off state of door, is realized with facilitating
On the door the work such as automatically control, and the detection means for detecting the on off state of door is typically all to be designed to carry out based on tongue tube
Detection.On the one hand, tongue tube is typically packaged using glass, is easily damaged during transport and processing, so as to shadow
Ring quality and the life-span of product；On the other hand, the cost of tongue tube is higher, is unsuitable for applying on some relatively common doors.
In addition, when having the shelter for propping up door in front of the door, it is possible to the transmitting procedure of detection signal can be interfered with, so that
Detection means makees the judgement to make mistake.
The content of the invention
To solve the above problems, the invention provides a kind of device of infrared tube emission-type detection door opening and closing state and side
Method.
According to an aspect of the invention, there is provided a kind of device of infrared tube emission-type detection door opening and closing state, bag
Include first infrared transceiver module, second infrared transceiver module and a reflecting module, the first infrared receiving/transmission mould
Block and second infrared transceiver module are installed on a doorframe and can launch infrared signal downwards and receive anti-
Signal is penetrated, and the reflecting module is mounted on a door leaf of the lower section of the doorframe, wherein, when the door leaf is closed
When, second infrared transceiver module is located at the surface of the reflecting module；First infrared transceiver module or described
Two infrared transceiver modules then produce Signal coding 1 when receiving reflected signal after infrared signal is launched, anti-when not receiving
Signal coding 0 is then produced when penetrating signal.
According to an aspect of the invention, there is provided the method for infrared tube emission-type detection door opening and closing state, including with
Lower step：
A) one the first infrared transceiver module and second infrared transceiver module are installed on doorframe, wherein, described the
One infrared transceiver module and second infrared transceiver module can launch infrared signal downwards and receive reflected signal；
B) one reflecting module is installed on the door leaf of the lower section of the doorframe, wherein when the door leaf is closed, it is described
Second infrared transceiver module is located at the surface of the reflecting module；
C) operation makes first infrared transceiver module and second infrared transceiver module launch infrared signal downwards
And receive reflected signal；
D) situation of reflected signal, inspection are received according to first infrared transceiver module and second infrared transceiver module
Survey the on off state of door and have have no occluder；Wherein, first infrared transceiver module or second infrared transceiver module
Signal coding 1 is then produced when receiving reflected signal, Signal coding 0 is then produced when not receiving reflected signal.
In some embodiments, first infrared transceiver module includes first infrared transmitting tube and one first
Reception pipe, second infrared transceiver module include second infrared transmitting tube and second reception pipe.Thus, first is red
Outer transceiver module and the second infrared transceiver module can realize transmitting infrared signal and receive reflected signal.
In some embodiments, multiple first infrared transceiver modules and multiple described are installed on the doorframe
Two infrared transceiver modules, then it is provided with the door leaf corresponding multiple described anti-respectively with each second infrared transceiver module
Penetrate module.Thereby, it is possible in one-time detection the more Signal codings of generation quantity can not only judge the on off state gone out
And have have no occluder, or even the information of the opening amplitude gone out and the particular location of shelter and length etc. can also be calculated.
In some embodiments, the door leaf has two, and positioned at the lower section of the same doorframe, wherein, often
A reflecting module is mounted on the individual door leaf, and is provided with the doorframe relative with two reflecting modules
Two first infrared transceiver modules and two second infrared transceiver modules answered.Thereby, it is possible to realize to have in door leaf
There is the detection to door opening and closing state in the case of two.
In some embodiments, first infrared transceiver module and second infrared transceiver module are embedded in described
The inside of doorframe, the reflecting module is one piece of reflective membrane made of reflectorized material, and is located at the top of the door leaf；It is described
One piece of extinction film made of light absorbent is additionally provided with the top of door leaf, when the door leaf is closed, the extinction film is located at institute
State the underface of the first infrared transceiver module.Realized thereby, it is possible to realize in the case where transceiver module not being arranged on into outside
Detection to door opening and closing state.
The device of infrared tube emission-type detection door opening and closing state in the present invention by using two pairs of infrared transceiver devices,
It is capable of the on off state of effective detection door, additionally it is possible to detect the shelter of the lower section of door, significant effect, securely and reliably, and
Price is relatively low, and the work such as malfunction elimination is also more convenient, saves manpower and materials；Thing meaning is blocked additionally it is possible to filter
Situation about blocking outside, so as to reduce False Rate.
Brief description of the drawings
Fig. 1 is the structure chart that the infrared tube emission-type of an embodiment of the present invention detects the device of door opening and closing state；
Fig. 2 is the structure chart that the infrared tube emission-type of another embodiment of the present invention detects the device of door opening and closing state；
Fig. 3 is the structure chart that the infrared tube emission-type of another embodiment of the present invention detects the device of door opening and closing state.
Embodiment
The invention will now be described in further detail with reference to the accompanying drawings.
Fig. 1 schematically shows detects door switch shape according to the infrared tube emission-type of one embodiment of the present invention
The device of state.As shown in figure 1, the door of device effect includes a door leaf 5 and a doorframe 4 positioned at the top of door leaf 5, should
Device includes first infrared transceiver module 1 and second infrared transceiver module 2 being arranged on doorframe 4, and installation
A reflecting module 3 on door leaf 5, wherein, when door leaf 5 is closed, the second infrared transceiver module 2 is located at reflecting module 3
Surface.First infrared transceiver module 1 includes first infrared transmitting tube 11 and first reception pipe 12, the second infrared receipts
Hair module 2 includes second infrared transmitting tube 21 and second reception pipe 22, therefore can launch infrared letter downwards
Number and receive reflected signal.
First infrared transceiver module 1, the second infrared transceiver module 2 and reflecting module 3 are being respectively installed to doorframe 4 and door
After on fan 5, you can carry out operating the first infrared transmitting tube 11 and the second infrared transceiver module made in the first infrared transceiver module 1
The second infrared transmitting tube 21 in 2 launches downwards infrared signal, and distinguishes the first reception pipe 12 and the second reception pipe 22
The reflected signal returned via the first infrared transmitting tube 11 and the second infrared transmitting tube 21 transmitting back reflection is received, wherein, launch
Infrared signal only touching the distance object nearer than ground, such as reflecting module 3, shelter OR gate fan 5 in front of the door
During top, reflected signal can be just produced.
When the first reception pipe 12 and the second reception pipe 22 are receiving reflected signal, a Signal coding 1 can be produced,
When not receiving reflected signal, then a Signal coding 0 can be produced.According to the first infrared transceiver module 1 and the second infrared receiving/transmission
Two Signal codings caused by module 2, it is able to confirm that the on off state of door and has the situation of have no occluder, wherein generally comprising
Several situations below：
A) when door is in significantly open mode and is not having shelter in front of the door, the first infrared transceiver module 1 and second
The infrared signal that infrared transceiver module 2 is launched can not receive reflected signal, therefore both of which generation Signal coding 0, by
The signal total coding of this generation is 00；
B) when door is in thorough closed mode, the first infrared transceiver module 1 can not receive after launching infrared signal
Reflected signal, and generate Signal coding 0；And the infrared signal that the second infrared transceiver module 2 is launched is delivered to reflecting module 3,
Reflected signal can be produced to be received by the second infrared transceiver module 2, and generate Signal coding 1；Thus the signal total coding generated is
01；
C) when door is in open mode by a small margin and is not having shelter in front of the door, the first infrared transceiver module 1 is launched
Infrared signal be likely to contact the top of door leaf 5 and reflected, and reflected signal is received by the first infrared transceiver module 1,
And generate Signal coding 1；And the infrared signal that the second infrared transceiver module 2 is launched does not have the top for touching door leaf 5, together
When stagger with reflecting module 3, therefore the second infrared transceiver module 2 can not receive reflected signal, and generate Signal coding 0；By
The signal total coding of this generation is 10；
D) when door is in open mode and in the door of the first infrared transceiver module 1 and the lower section of the second infrared transceiver module 2
Preceding when having shelter, the infrared signal that both launch can be reflected when touching shelter, and the first infrared receiving/transmission mould
The infrared transceiver module 2 of block 1 and second generates Signal coding 1 after reflected signal is received, the signal total coding thus generated
For 11.
In addition, multiple first infrared transceiver modules 1 and multiple second infrared receiving/transmission moulds can be installed on same doorframe 4
Block 2, and installation distinguishes corresponding multiple reflecting modules 3 with each second infrared transceiver module 2 on door leaf 5, can be once
The more Signal codings of generation quantity in detection.Then can be according to the first infrared transceiver module 1 and the second infrared transceiver module 2
Position and the corresponding algorithm of quantitative design and to detection generation signal total coding calculate, thus can not only judge
The on off state of door and there is have no occluder, or even the specific of the opening amplitude gone out and shelter can also be calculated as needed
The information of position and length etc..
Fig. 2 shows the dress that door opening and closing state is detected according to the infrared tube emission-type of another embodiment of the invention
Put.As shown in Fig. 2 some doors have two door leafs 5, two door leafs 5 are normally at the lower section of same doorframe 4, and equal energy
Enough foldings or the thing that is blocked are propped up, therefore are required to detect its on off state.It can be now mounted on each door leaf 5
One reflecting module 3, and installation is divided into two groups of two the first infrared transceiver modules 1 and two second infrared on doorframe 4
Transceiver module 2, wherein every group of the first infrared transceiver module 1 and the second infrared transceiver module 2 are with a door leaf 5 and thereon
Reflecting module 3 it is corresponding, for example when some door leaf 5 is closed, its second corresponding infrared transceiver module 2 is located at door leaf 5
On reflecting module 3 surface.And the operation principle of the detection means detected to each door leaf 5 is such as the reality in Fig. 1
Apply shown in mode.
Fig. 3 shows the dress that door opening and closing state is detected according to the infrared tube emission-type of another embodiment of the invention
Put.As shown in figure 3, in the occasion having, it is inconvenient that transmitter module and the grade device of reflecting module 3 is sudden and violent for the factor such as attractive in appearance
The outside of door is exposed at, the first infrared transceiver module 1 and the second infrared transceiver module 2 can be now embedded in the inside of doorframe 4,
Reflecting module 3 is then arranged to one piece of reflective membrane made of reflectorized material, and is located at the top of door leaf 5.The top of this external door leaf 5
Portion is additionally provided with one piece of extinction film 6 made of light absorbent, extinction film 6 can into contact with infrared signal absorb and will not
Send reflected signal.When door leaf 5 is closed, reflecting module 3 is located at the underface of the second infrared transceiver module 2, the then position of extinction film 6
In the underface of the first infrared transceiver module 1.
Result corresponding to detection coding in this embodiment is as follows：
A) when door is in open mode and is not having shelter in front of the door, the first infrared transceiver module 1 and the second infrared receipts
The infrared signal that hair module 2 is launched can not receive reflected signal, therefore both of which generation Signal coding 0；And even if door
In open mode by a small margin, the first infrared transceiver module 1 can not receive because the infrared signal launched is absorbed by extinction film 6
To reflected signal, Signal coding 0 can be equally generated；Thus the signal total coding generated is 00；
B) when door is in thorough closed mode, the first infrared transceiver module 1 is because the infrared signal launched is by extinction film 6
Absorb and reflected signal can not be received, and generate Signal coding 0；And the infrared signal that the second infrared transceiver module 2 is launched
The reflecting module 3 being made up of reflective membrane is delivered to, reflected signal can be produced and received by the second infrared transceiver module 2, and generate letter
Number coding 1；Thus the signal total coding generated is 01；
C) when door is in open mode and in the door of the first infrared transceiver module 1 and the lower section of the second infrared transceiver module 2
Preceding when having shelter, the infrared signal that both launch can be reflected when touching shelter, and the first infrared receiving/transmission mould
The infrared transceiver module 2 of block 1 and second generates Signal coding 1 after reflected signal is received, the signal total coding thus generated
For 11.
The device of infrared tube emission-type detection door opening and closing state in the present invention by using two pairs of infrared transceiver devices,
It is capable of the on off state of effective detection door, additionally it is possible to detect the shelter of the lower section of door, significant effect, securely and reliably, and
Price is relatively low, and the work such as malfunction elimination is also more convenient, saves manpower and materials；Thing meaning is blocked additionally it is possible to filter
Situation about blocking outside, so as to reduce False Rate.
Above-described is only some embodiments of the present invention.For the person of ordinary skill of the art, not
On the premise of departing from the invention design, various modifications and improvements can be made, these belong to the protection model of the present invention
Enclose.
Claims (10)
1. infrared tube emission-type detects the device of door opening and closing state, it is characterised in that：Including first infrared transceiver module
(1), second infrared transceiver module (2) and a reflecting module (3), first infrared transceiver module (1) and described
Two infrared transceiver modules (2) are installed on a doorframe (4) and can launch infrared signal downwards and receive reflection letter
Number, and the reflecting module (3) is mounted on a door leaf (5) of the lower section of the doorframe (4), wherein, when the door
When fanning (5) closing, second infrared transceiver module (2) is located at the surface of the reflecting module (3).
2. the device of infrared tube emission-type detection door opening and closing state according to claim 1, it is characterised in that：Described
One infrared transceiver module (1) includes first infrared transmitting tube (11) and first reception pipe (12), and described second is infrared
Transceiver module (2) includes second infrared transmitting tube (21) and second reception pipe (22).
3. the device of infrared tube emission-type detection door opening and closing state according to claim 1, it is characterised in that：The door
Multiple first infrared transceiver modules (1) and multiple second infrared transceiver modules (2), the door are installed on frame (4)
Then it is provided with fan (5) and distinguishes corresponding multiple reflecting modules (3) with each second infrared transceiver module (2).
4. the device of infrared tube emission-type detection door opening and closing state according to claim 1, it is characterised in that：The door
Fanning (5) has two, and positioned at the lower section of the same doorframe (4), wherein, it is mounted on one on each door leaf (5)
The individual reflecting module (3), and be provided with the doorframe (4) described in two corresponding with two reflecting modules (3)
First infrared transceiver module (1) and two second infrared transceiver modules (2).
5. the device of infrared tube emission-type detection door opening and closing state according to claim 1, it is characterised in that：Described
One infrared transceiver module (1) and second infrared transceiver module (2) are embedded in the inside of the doorframe (4), the reflection mould
Block (3) is one piece of reflective membrane made of reflectorized material, and is located at the top of the door leaf (5)；The top of the door leaf (5) is also
Provided with one piece of extinction film (6) made of light absorbent, when the door leaf (5) is closed, the extinction film (6) is positioned at described the
The underface of one infrared transceiver module (1).
6. the device of infrared tube emission-type detection door opening and closing state according to claim 1, it is characterised in that：Including with
Lower step：
One the first infrared transceiver module (1) and second infrared transceiver module (2) a) are installed on doorframe (4), wherein, institute
Infrared signal and reception can be launched downwards by stating the first infrared transceiver module (1) and second infrared transceiver module (2)
Reflected signal；
One reflecting module (3) b) is installed on the door leaf (5) of the lower section of the doorframe (4), wherein when the door leaf (5) is closed
When, second infrared transceiver module (2) is located at the surface of the reflecting module (3)；
C) operation makes first infrared transceiver module (1) and second infrared transceiver module (2) launch infrared letter downwards
Number and receive reflected signal；
D) situation of reflected signal is received according to first infrared transceiver module (1) and second infrared transceiver module (2),
Detect the on off state of door and have have no occluder；Wherein, first infrared transceiver module (1) or second infrared receiving/transmission
Module (2) then produces Signal coding 1 when receiving reflected signal, and Signal coding 0 is then produced when not receiving reflected signal.
7. the method for infrared tube emission-type detection door opening and closing state according to claim 6, it is characterised in that：Described
One infrared transceiver module (1) includes first infrared transmitting tube (11) and first reception pipe (12), and described second is infrared
Transceiver module (2) includes second infrared transmitting tube (21) and second reception pipe (22).
8. the method for infrared tube emission-type detection door opening and closing state according to claim 6, it is characterised in that：The door
Multiple first infrared transceiver modules (1) and multiple second infrared transceiver modules (2), the door are installed on frame (4)
Then it is provided with fan (5) and distinguishes corresponding multiple reflecting modules (3) with each second infrared transceiver module (2).
9. the method for infrared tube emission-type detection door opening and closing state according to claim 6, it is characterised in that：The door
Fanning (5) has two, and positioned at the lower section of the same doorframe (4), wherein, it is mounted on one on each door leaf (5)
The individual reflecting module (3), and be provided with the doorframe (4) described in two corresponding with two reflecting modules (3)
First infrared transceiver module (1) and two second infrared transceiver modules (2).
10. the method for infrared tube emission-type detection door opening and closing state according to claim 6, it is characterised in that：It is described
First infrared transceiver module (1) and second infrared transceiver module (2) are embedded in the inside of the doorframe (4), the reflection
Module (3) is one piece of reflective membrane made of reflectorized material, and is located at the top of the door leaf (5)；The top of the door leaf (5)
One piece of extinction film (6) made of light absorbent is additionally provided with, when the door leaf (5) is closed, the extinction film (6) is positioned at described
The underface of first infrared transceiver module (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711376779.7A CN107894622B (en) | 2017-12-19 | 2017-12-19 | Device and method for detecting door opening and closing states through infrared geminate transistor emission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711376779.7A CN107894622B (en) | 2017-12-19 | 2017-12-19 | Device and method for detecting door opening and closing states through infrared geminate transistor emission |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107894622A true CN107894622A (en) | 2018-04-10 |
| CN107894622B CN107894622B (en) | 2024-09-17 |
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ID=61807777
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711376779.7A Active CN107894622B (en) | 2017-12-19 | 2017-12-19 | Device and method for detecting door opening and closing states through infrared geminate transistor emission |
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| Country | Link |
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| CN (1) | CN107894622B (en) |
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| CN108900661A (en) * | 2018-06-08 | 2018-11-27 | Oppo广东移动通信有限公司 | Electronic equipment and its control method |
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| CN111649527A (en) * | 2020-06-09 | 2020-09-11 | 合肥美菱物联科技有限公司 | Device and method for detecting sealing performance of refrigerator door body |
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| CN111352169A (en) * | 2018-12-20 | 2020-06-30 | 天地融科技股份有限公司 | Infrared detection management method and device |
| CN111352168A (en) * | 2018-12-20 | 2020-06-30 | 天地融科技股份有限公司 | Infrared detection management method and device |
| CN111352169B (en) * | 2018-12-20 | 2022-04-08 | 天地融科技股份有限公司 | Infrared detection management method and device |
| CN111352168B (en) * | 2018-12-20 | 2022-07-12 | 天地融科技股份有限公司 | Infrared detection management method and device |
| CN111649527A (en) * | 2020-06-09 | 2020-09-11 | 合肥美菱物联科技有限公司 | Device and method for detecting sealing performance of refrigerator door body |
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