CN203950044U - Air door condition checkout gear - Google Patents
Air door condition checkout gear Download PDFInfo
- Publication number
- CN203950044U CN203950044U CN201420177123.8U CN201420177123U CN203950044U CN 203950044 U CN203950044 U CN 203950044U CN 201420177123 U CN201420177123 U CN 201420177123U CN 203950044 U CN203950044 U CN 203950044U
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- CN
- China
- Prior art keywords
- air door
- switching signal
- optical receiver
- reflection ray
- transmitter
- 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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Abstract
The utility model discloses a kind of air door condition checkout gear, comprising: the optical transmitting set and the optical receiver that towards air door, arrange, and the switching signal transmitter being connected with optical receiver; Wherein, optical transmitting set is used for to air door emission detection light; Optical receiver is for responding to the reflection ray of probing light; Switching signal transmitter is for sending to supervisory system by the induction result of optical receiver, so that user is known the on off state of air door by supervisory system, wherein, if induction result is for sensing reflection ray, air door is in closed condition, if induction result is not for sensing reflection ray, air door is in opening.Air door condition checkout gear described in the utility model is simple in structure, is convenient to install, and can effectively detects the on off state of air door.
Description
Technical field
The utility model relates to circuit engineering field, relates in particular to a kind of air door condition checkout gear.
Background technology
At present, with regard to existing national standard requirement, must Air door sensor be set the main air door place under coal mine, to detect the on off state of air door.
The air door state sensor coming into operation is at present split-type design, the sensor group with tongue tube and the magnet steel group that produces magnetic field, consists of, and they are arranged on to the doorframe of air door and the edge of door relatively.When magnetic field reaches some strength, the normally closed contact of tongue tube is thrown off with the contact of original adhesive, often opens contact adhesive with another, thereby produces switching signal, when tongue tube departs from magnetic field, recovers again original state.Utilize this principle, according to the variation of damper positions, produce switching signal, deliver to mine supervision system.
But, because the magnetic field intensity that magnet steel group produces is limited, Reed pipe type sensor is subject to again the restriction of principle and material, when distant between tongue tube and magnet steel group, may when moving, air door switch can not be subject to magnetic field suction by tongue tube contact, thereby can not accurately produce switching signal, in addition, magnet steel group and tongue tube need constantly with air door, to move around, be easy to cause magnet steel group and the mutual friction of tongue tube phase, collision causes magnet steel group and tongue tube shell is impaired breaks, when serious, vibration can cause the fracture of tongue tube contact, therefore, when tongue tube and magnet steel group are installed, need on air door, find correct position, should guarantee that tongue tube and magnet steel group spacing meet the requirements, the door limit that selector switch amplitude is less as far as possible is again to reduce the impact of vibrations on magnet steel group and tongue tube, install than complicated.And because two contacts of tongue tube are sealed in a glass tube, the distance that two contacts are separated is approximately several microns only, after repeatedly adhesive, release, contact can produce fatigue, easily causes being failure to actuate or producing misoperation.
Utility model content
The utility model provides a kind of air door condition checkout gear, in order to solve air door state sensor of the prior art, complexity is installed, and easily causes being failure to actuate or producing the problem of misoperation.
The utility model provides a kind of air door condition checkout gear, comprising:
The optical transmitting set and the optical receiver that towards described air door, arrange, and the switching signal transmitter being connected with described optical receiver;
Wherein, described optical transmitting set, for to described air door emission detection light;
Described optical receiver, for responding to the reflection ray of described probing light;
Described switching signal transmitter, for the induction result of described optical receiver is sent to supervisory system, so that user is known the on off state of air door by described supervisory system, wherein, if induction result is for sensing reflection ray, described air door is in closed condition, if induction result is not for sensing reflection ray, described air door is in opening.
Preferably, also comprise:
Be connected to the light detector between described optical receiver and described switching signal transmitter;
Whether described light detector is that the reflection ray corresponding with described probing light detects for the reflection ray that described optical receiver is sensed.
Preferably, also comprise:
Be connected to the signal amplifier between described light detector and described switching signal transmitter;
Described signal amplifier, for amplifying described reflection ray.
Preferably, also comprise:
Be connected to continuing between described signal amplifier and described switching signal transmitter and close device;
Described continuing closed device, for described reflection ray being carried out to adhesive, discharging generation switching signal.
Preferably, also comprise:
The alarm being connected with described switching signal transmitter;
Described alarm, for receiving the induction result of the described optical receiver of described switching signal transmitter transmission, if induction result is for sensing reflection ray, produces alerting signal, if induction result is not for sensing reflection ray, does not produce alerting signal.
Preferably, also comprise:
With described optical transmitting set, described optical receiver, described switching signal transmitter, described light detector, described signal amplifier, described in continue and close the power supply that device and described alarm are connected;
Described power supply, be used to described optical transmitting set, described optical receiver, described switching signal transmitter, described light detector, described signal amplifier, described in continue and close device and described alarm provides voltage.
Preferably, also comprise:
The electric pressure converter being connected with described power supply;
Described electric pressure converter is the needed voltage of described air door condition checkout gear for the voltage transitions that described power supply is exported.
Preferably, also comprise: condenser lens;
Described condenser lens is arranged in the perforate of described optical transmitting set;
Described condenser lens, for focusing on described optical transmitting set to described air door emission detection light;
And/or,
Described condenser lens is arranged in the perforate of described optical receiver;
Described condenser lens, for focusing on the reflection ray of described probing light.
Preferably, described optical transmitting set is infrared ray transmitter, ultraviolet transmitter, wireless transmitter, microwave emitter, visible light emitter, roentgen-ray transmitter, gamma ray transmitter.
The utility model is by arranging optical transmitting set and the optical receiver towards air door, optical transmitting set is to described air door emission detection light, optical receiver is responded to the reflection ray of described probing light, and by the switching signal transmitter being connected with optical receiver, induction result is sent to supervisory system, so that user is known the on off state of air door by supervisory system, if induction result is for sensing reflection ray, air door is in closed condition, if induction result is not for sensing reflection ray, air door is in opening, apparatus structure is simple, be convenient to install, and can effectively detect the on off state of air door.
Accompanying drawing explanation
Air door condition checkout gear embodiment mono-structural representation that Fig. 1 provides for the utility model;
Air door condition checkout gear embodiment bis-structural representations that Fig. 2 provides for the utility model;
Air door condition checkout gear embodiment tri-structural representations that Fig. 3 provides for the utility model.
Embodiment
For making object, technical scheme and the advantage of the utility model embodiment clearer, below in conjunction with the accompanying drawing in the utility model embodiment, technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is the utility model part embodiment, rather than whole embodiment.Embodiment based in the utility model, those of ordinary skills are not making the every other embodiment obtaining under creative work prerequisite, all belong to the scope of the utility model protection.
Embodiment mono-
As shown in Figure 1, air door condition checkout gear embodiment mono-structural representation for the utility model provides, specifically comprises optical transmitting set 11, optical receiver 12 and switching signal transmitter 13.
Described optical transmitting set 11 and optical receiver 12, towards air door setting, for example, can be arranged on the place ahead of described air door, and described switching signal transmitter 13 is connected with described optical receiver 12.
Wherein, described optical transmitting set 11, be used for to described air door emission detection light, for example, described optical transmitting set 11 can be infrared ray transmitter, ultraviolet transmitter, wireless transmitter, microwave emitter, visible light emitter, roentgen-ray transmitter, gamma ray transmitter etc.Wherein, described optical transmitting set 11 can adopt light emitting diode to realize, for example, when described optical transmitting set 11 is infrared ray transmitter, described optical transmitting set 11 can adopt infrared light emitting diode, and when described optical transmitting set 11 is ultraviolet transmitter, described optical transmitting set 11 can adopt ultraviolet emitting diode, etc., be not repeated here.Described optical receiver 12, for responding to the reflection ray of described probing light, described optical receiver 12 is corresponding with described optical transmitting set 11, for example, when described optical transmitting set 11 is infrared ray transmitter, described optical receiver 12 is infrared ray receiver, when described optical transmitting set 11 is ultraviolet transmitter, described optical receiver 12 is ultraviolet receiver, etc., be not repeated here.Described switching signal transmitter 13, for the induction result of described optical receiver 12 is sent to supervisory system, so that user is known the on off state of air door by described supervisory system, wherein, if induction result is for sensing reflection ray, described air door is in closed condition, if induction result is not for sensing reflection ray, described air door is in opening.It should be noted that, described induction result can be reflection ray, also can be for after switching signal transmitter 13 receive the reflection ray of described probing light, and the switching signal of generation.
In addition, in order better to utilize the device described in the present embodiment, one tagger can be installed in advance on described air door, the perforate of the position of this tagger and described optical transmitting set 11 and optical receiver 12 keeps level, like this, because tagger has stronger reflective function, when the probing light of described optical transmitting set 11 transmittings is irradiated on described tagger, described tagger can reflex to stronger reflection ray described switching signal transmitter 13.
The present embodiment is by arranging optical transmitting set and the optical receiver towards air door, optical transmitting set is to described air door emission detection light, optical receiver is responded to the reflection ray of described probing light, and by the switching signal transmitter being connected with optical receiver, induction result is sent to supervisory system, so that user is known the on off state of air door by supervisory system, if induction result is for sensing reflection ray, air door is in closed condition, if induction result is not for sensing reflection ray, air door is in opening, apparatus structure is simple, be convenient to install, and can effectively detect the on off state of air door.
Embodiment bis-
As shown in Figure 2, be real air door condition checkout gear embodiment bis-structural representations that provide of the utility model, the present embodiment, on the basis of above-described embodiment one, has further increased light detector 21, signal amplifier 22 and has continued and close device 23.
Further, described light detector 21 is connected between described optical receiver 12 and described switching signal transmitter 13.Wherein, described light detector 21, whether the reflection ray that is used for described optical receiver 12 to sense is that the reflection ray corresponding with described probing light detects, if the wavelength of reflection ray and the consistent wavelength of described probing light that described optical receiver 12 senses detected, determine that the reflection ray that described optical receiver 12 senses is the reflection ray corresponding with described probing light, by the switching signal transmitter 13 being connected with described light detector 21, induction result is sent to supervisory system, so that user is known the on off state of air door by supervisory system, if induction result is for sensing reflection ray, air door is in closed condition, if induction result is not for sensing reflection ray, air door is in opening.In addition, by described light detector 21 is set, can effectively filter out some interference light that described optical receiver 12 senses, make testing result more accurate.
Further, when the described air door of weak or described optical receiver 12 distance of the reflection ray sensing when described optical receiver 12 is far away, likely cause described switching signal transmitter 13 not receive described reflection ray, therefore, can between described light detector 21 and described switching signal transmitter 13 or between described optical receiver 12 and described light detector 21, connect a signal amplifier 22, for described reflection ray is amplified.Specifically, when described signal amplifier 22 is connected between described light detector 21 and described switching signal transmitter 13, described signal amplifier 22 is after described light detector 21 determines that reflection ray that described optical receiver 12 senses is for the reflection ray corresponding with described probing light, described reflection ray is amplified, and by described switching signal transmitter 13, induction result is sent to supervisory system.When described signal amplifier 22 is connected between described optical receiver 12 and described light detector 21, the reflection ray that described in the described optical receiver 12 of described signal amplifier 22 reception, optical receiver 12 senses, by its amplification, and the reflection ray after amplifying is sent to described light detector 21, whether the emission of light after 21 pairs of described amplifications of described light detector is that the reflection ray corresponding with described probing light detects, if the consistent wavelength of wavelength and the described probing light of the reflection ray after described amplification detected, determine that the reflection ray that described optical receiver 12 senses is the reflection ray corresponding with described probing light, by the switching signal transmitter 13 being connected with described light detector 21, induction result is sent to supervisory system.In addition, by described light detector 21 is set, can effectively filter out some interference light that described optical receiver 12 senses, make testing result more accurate.
Further, in order to make described switching signal transmitter 13 the long distance of induction result can be sent to supervisory system, need in described air door condition checkout gear, arrange to continue and close device 23, for described reflection ray being carried out to adhesive, discharging to produce and be convenient to transmission and the stronger switching signal of interference free performance.Described continuing closed device 23 and can be connected between described signal amplifier 22 and described switching signal transmitter 13 or be connected between described light detector 21 and described switching signal transmitter 13.Specifically, when described signal amplifier 22 is connected between described light detector 21 and described switching signal transmitter 13, described continuing closed device 23 and can be connected between described signal amplifier 22 and described switching signal transmitter 13, describedly continue closing 23 pairs of the devices reflection ray after described signal amplifier 22 amplifies, carry out adhesive, discharge to produce and be convenient to transmission and the stronger switching signal of interference free performance, and by described switching signal transmitter 13, switching signal is sent to supervisory system, so that user is known the on off state of air door by supervisory system, if supervisory system receives described switching signal, air door is in closed condition, if supervisory system does not receive described switching signal, air door is in opening.When described signal amplifier 22 is connected between described optical receiver 12 and described light detector 21, described continuing closed device 23 and is connected between described light detector 21 and described switching signal transmitter 13, whether the emission of light after 21 pairs of described light detectors amplify by described signal amplifier 22 is that the reflection ray corresponding with described probing light detects, if the reflection ray after determine amplifying is after the reflection ray corresponding with described probing light, described continuing closed 23 pairs of reflection rays of device and carried out adhesive, discharge to produce and be convenient to transmission and the stronger switching signal of interference free performance, and by described switching signal transmitter 13, switching signal is sent to supervisory system, so that user is known the on off state of air door by supervisory system, if supervisory system receives described switching signal, air door is in closed condition, if supervisory system does not receive described switching signal, air door is in opening.
The present embodiment is by further having increased light detector 21, signal amplifier 22 and having continued and close device 23 on the basis at embodiment mono-.Described light detector 21 can effectively filter out some interference light that described optical receiver 12 senses, make testing result more accurate, when the described air door of weak or described optical receiver 12 distance of the reflection ray that described signal amplifier 22 can sense at described optical receiver 12 is far away, can make described switching signal transmitter 13 successfully receive described reflection ray, described continuing closed device 23 and can be carried out adhesive to reflection ray, discharge to produce and be convenient to transmission and the stronger switching signal of interference free performance, can make described switching signal transmitter 13 that the long distance of induction result is sent to supervisory system, therefore, by above-mentioned light detector 21 is set, signal amplifier 22 and continue and close device 23, can detect more accurately and effectively the on off state of air door.
Embodiment tri-
As shown in Figure 3, air door condition checkout gear embodiment tri-structural representations that provide for the utility model, the present embodiment, on the basis of above-described embodiment one and embodiment bis-, has further increased alarm 31, power supply 32, electric pressure converter 33 and condenser lens 34.
Further, described alarm 31 is connected with described switching signal transmitter 13, for receiving the induction result of the described optical receiver 12 of described switching signal transmitter 13 transmissions, if induction result is for sensing reflection ray, produce alerting signal, if induction result, for not sensing reflection ray, does not produce alerting signal.
Further, described power supply 32 and described optical transmitting set 11, described optical receiver 12, described switching signal transmitter 13, described light detector 21, described signal amplifier 22, described in continue and close device 23 and described alarm 31 is connected, be used to described optical transmitting set 11, described optical receiver 12, described switching signal transmitter 13, described light detector 21, described signal amplifier 22, described in continue and close device 23 and described alarm 31 provides voltage.
Further, described electric pressure converter 33 is connected with described power supply 32, when the voltage providing described in described power supply 32 is not the needed voltage of described air door condition checkout gear, described electric pressure converter 33 is the needed voltage of described air door condition checkout gear by the voltage transitions of described power supply 32 outputs, to guarantee that described air door condition checkout gear normally works.
Further, described condenser lens 34 is arranged in the perforate of described optical transmitting set 11, for focusing on described optical transmitting set 11 to described air door emission detection light, like this, can make the probing light of dispersing be focused at together, strengthens the light intensity of probing light; Or described condenser lens 34 is arranged in the perforate of described optical receiver 12, for focusing on described reflection ray, in like manner, can make the reflection ray of dispersing be focused at together, strengthen the light intensity of reflection ray; Or, described condenser lens 34 is arranged on simultaneously in the perforate of described optical transmitting set 11 and in the perforate of described optical receiver 12.
Finally it should be noted that: above embodiment only, in order to the technical solution of the utility model to be described, is not intended to limit; Although the utility model is had been described in detail with reference to previous embodiment, those of ordinary skill in the art is to be understood that: its technical scheme that still can record aforementioned each embodiment is modified, or part technical characterictic is wherein equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution depart from the spirit and scope of each embodiment technical scheme of the utility model.
Claims (8)
1. an air door condition checkout gear, is characterized in that, comprising:
The optical transmitting set and the optical receiver that towards described air door, arrange, and the switching signal transmitter being connected with described optical receiver;
Wherein, described optical transmitting set, for to described air door emission detection light;
Described optical receiver, for responding to the reflection ray of described probing light;
Described switching signal transmitter, for the induction result of described optical receiver is sent to supervisory system, so that user is known the on off state of air door by described supervisory system, wherein, if induction result is for sensing reflection ray, described air door is in closed condition, if induction result is not for sensing reflection ray, described air door is in opening;
Wherein, also comprise: be connected to the light detector between described optical receiver and described switching signal transmitter;
Whether described light detector is that the reflection ray corresponding with described probing light detects for the reflection ray that described optical receiver is sensed.
2. device according to claim 1, is characterized in that, also comprises:
Be connected to the signal amplifier between described light detector and described switching signal transmitter;
Described signal amplifier, for amplifying described reflection ray.
3. device according to claim 2, is characterized in that, also comprises:
Be connected to continuing between described signal amplifier and described switching signal transmitter and close device;
Described continuing closed device, for described reflection ray being carried out to adhesive, discharging generation switching signal.
4. device according to claim 3, is characterized in that, also comprises:
The alarm being connected with described switching signal transmitter;
Described alarm, for receiving the induction result of the described optical receiver of described switching signal transmitter transmission, if induction result is for sensing reflection ray, produces alerting signal, if induction result is not for sensing reflection ray, does not produce alerting signal.
5. device according to claim 4, is characterized in that, also comprises:
With described optical transmitting set, described optical receiver, described switching signal transmitter, described light detector, described signal amplifier, described in continue and close the power supply that device and described alarm are connected;
Described power supply, be used to described optical transmitting set, described optical receiver, described switching signal transmitter, described light detector, described signal amplifier, described in continue and close device and described alarm provides voltage.
6. device according to claim 5, is characterized in that, also comprises:
The electric pressure converter being connected with described power supply;
Described electric pressure converter is the needed voltage of described air door condition checkout gear for the voltage transitions that described power supply is exported.
7. device according to claim 6, is characterized in that, also comprises: condenser lens;
Described condenser lens is arranged in the perforate of described optical transmitting set;
Described condenser lens, for focusing on described optical transmitting set to described air door emission detection light;
And/or,
Described condenser lens is arranged in the perforate of described optical receiver;
Described condenser lens, for focusing on the reflection ray of described probing light.
8. device according to claim 7, is characterized in that, described optical transmitting set is infrared ray transmitter, ultraviolet transmitter, wireless transmitter, microwave emitter, visible light emitter, roentgen-ray transmitter or gamma ray transmitter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420177123.8U CN203950044U (en) | 2014-04-11 | 2014-04-11 | Air door condition checkout gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420177123.8U CN203950044U (en) | 2014-04-11 | 2014-04-11 | Air door condition checkout gear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203950044U true CN203950044U (en) | 2014-11-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420177123.8U Expired - Fee Related CN203950044U (en) | 2014-04-11 | 2014-04-11 | Air door condition checkout gear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203950044U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103941304A (en) * | 2014-04-11 | 2014-07-23 | 淮南矿业(集团)有限责任公司 | Device for detecting state of air door |
| CN107940670A (en) * | 2017-11-03 | 2018-04-20 | 广东美的制冷设备有限公司 | Opening-closing structure control method, air conditioner and the readable storage medium storing program for executing of air conditioner |
-
2014
- 2014-04-11 CN CN201420177123.8U patent/CN203950044U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103941304A (en) * | 2014-04-11 | 2014-07-23 | 淮南矿业(集团)有限责任公司 | Device for detecting state of air door |
| CN107940670A (en) * | 2017-11-03 | 2018-04-20 | 广东美的制冷设备有限公司 | Opening-closing structure control method, air conditioner and the readable storage medium storing program for executing of air conditioner |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141119 Termination date: 20180411 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |