CN202918049U - Intercom emergency power supply apparatus - Google Patents
Intercom emergency power supply apparatus Download PDFInfo
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- CN202918049U CN202918049U CN 201220564259 CN201220564259U CN202918049U CN 202918049 U CN202918049 U CN 202918049U CN 201220564259 CN201220564259 CN 201220564259 CN 201220564259 U CN201220564259 U CN 201220564259U CN 202918049 U CN202918049 U CN 202918049U
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Abstract
The utility model relates to an intercom emergency power supply apparatus, thereby solving problems that on-site installation, debugging and maintenance can not be carried out conveniently and the field staff easily forget to turn off a power switch of the existing apparatus due to the unreasonable circuit structure of the apparatus. The provided apparatus comprises an intercom alarm output unit, an emergency illumination output unit, an apparatus power switch, a switching unit and a storage battery; and the switching unit that is connected with a detection control unit includes a first switching unit and a second switching unit. According to the utility model, the problem that the intercom emergency power can not enter the emergency working state when the commercial power is cut off because the field staff at the building site forget to turn off the switch can be effectively solved, so that the on-site installation, debugging and maintenance at the building site can be carried out conveniently.
Description
Technical field
The utility model relates to a kind of elevator electric equipment, relates in particular to a kind of intercommunication emergency power supply unit.
Background technology
According to elevator standard, elevator should have the Emergency Light power supply that automatically recharges, and in the situation of normal illumination power interruptions, it can supply 1w bulb electricity consumption 1h at least.In the situation that in a single day the normal illumination power supply breaks down, should automatically connect the Emergency Light power supply.And power supply simultaneously also supplies with emergency alarm device, and its power supply should have corresponding rated capacity.Elevator generally all is provided with the intercommunication emergency power supply thus, this Power Management Design function is: when civil power is arranged by providing power supply for intercom system, warning device after Industrial Frequency Transformer step-down, the rectifier bridge rectification and to charge in batteries, when commercial power interruption, automatically switch for by storage battery to intercom system, Emergency Light, warning device power supply.But the design limitation of intercommunication emergency power supply unit is to have civil power to enter and could triggers the automatic emergency function at present, makes troubles for installation, debugging and repair and maintenance.And the installation's power source switch designs is unreasonable, just can enter normal operating conditions so that need not to press the installation's power source switching device, the intercommunication emergency power supply unit can cause like this Field Force to forget the installation's power source switch is placed closure state, if can not enter standby mode of operation when civil power cuts off the power supply.As shown in fig. 1, existing intercommunication emergency power supply unit structure is: include rectifying and wave-filtering voltage regulation unit 1 ', storage battery 2 ', installation's power source switch 10 ', switch unit 3 ', detection control unit 4 ', intercommunication warning output unit 7 ' and Emergency Light output unit 8 ', this switch unit comprise contact switch 4 ' and coil 5 ', jockey mains switch one end behind the rectifying and wave-filtering voltage regulation unit forward connection diode, installation's power source switch other end connecting terminal switch one end, the contact switch other end connects the Emergency Light output unit, after connecting diode by forward, another road is connected on the intercommunication warning output unit also having on the rectifying and wave-filtering voltage regulation unit, this coil one end is connected to intercommunication warning output unit input, the coil other end is connected on the detection control unit, storage battery is connected on installation's power source switch and the end that the rectifying and wave-filtering voltage regulation unit is connected, also have on the input of Emergency Light output unit and be connected on the intercommunication warning output unit after a circuit forward connects diode, detection control unit has two inputs, and two inputs are connected respectively on the rectifying and wave-filtering voltage regulation unit and are connected an end with storage battery with the installation's power source switch.But this intercommunication emergency power supply unit just has above-mentioned shortcoming, when the intercommunication emergency power supply is in initial condition, there is not the input of AC220V power supply this moment, then the contact switch of switch unit just can be not closed, just can't enter standby mode of operation, can't be to intercommunication output unit and the Emergency Light output unit power supply of reporting to the police, the installation of inconvenient building-site, debugging and repair and maintenance; As long as this circuit has the input of AC220V power supply in addition, also can enter normal operating conditions even the installation's power source switch is not closed, cause like this Field Force to forget the installation's power source switch is placed closure state, if the intercommunication emergency power supply unit can not enter standby mode of operation during the civil power outage, cause customer complaint.
Summary of the invention
It is unreasonable that the utility model has mainly solved the existing apparatus circuit structure, so that inconvenient on-the-spot installation, debugging and repair and maintenance and easy so that the Field Force forgets the problem of closing device mains switch provide structure rational intercommunication emergency power supply unit.
The technical scheme that its technical problem that solves the utility model adopts is: a kind of intercommunication emergency power supply unit, comprise the intercommunication warning output unit and the Emergency Light output unit that are electrically connected with the city, the installation's power source switch, control is normal and standby mode of operation is switched switch unit and storage battery, be connected with the detection control unit according to city's signal of telecommunication and the work of battery tension signal controlling switch unit on the switch unit, described switch unit includes the first switch unit and the second switch unit, described installation's power source switch one end connects civil power, the other end connects the first switch unit and intercommunication warning output unit successively, the input of described the second switch unit was connected between being connected of the first switch unit and intercommunication warning output unit, output and Emergency Light output unit, described storage battery is connected on the end that the installation's power source switch is electrically connected with the city, described detection control unit has two test sides and is connected respectively to civil power and storage battery, and the output of detection control unit is connected respectively on the control end of the first switch unit and the second switch unit.Switch unit is used for the switching of device normal condition and emergency rating, storage battery is charged by civil power under normal condition, under emergency rating, the Emergency Light output unit is powered, this Emergency Light output unit is not worked under normal condition, work under emergency rating, detection control unit gathers respectively city's signal of telecommunication and battery tension signal.The utility model has been adjusted the position of installation's power source switch, the state of intercommunication emergency power supply unit changes the state that depends primarily on the installation's power source switch, switch must place closed state device could work, effective like this avoided the building-site personnel to forget switch placed closure state and when causing civil power to cut off the power supply the intercommunication emergency power supply can not enter standby mode of operation.In addition, when this intercommunication emergency power supply unit is in initial condition, even without AC220V power supply input, also can enter into standby mode of operation and to intercommunication warning output unit, the power supply of Emergency Light output unit, with installation, debugging and the repair and maintenance that make things convenient for building-site.
As a kind of preferred version, described the first switch unit is relay, it comprises the first contact switch and the first coil, the first contact switch be connected an end of coil and be connected with the installation's power source switch respectively, the first contact switch other end is connected with intercommunication warning output unit, the first coil other end is connected with the detection control unit output, the second switch unit is relay, it comprises the second contact switch and the second coil, one end of the second contact switch and the second coil was connected between being connected of the first contact switch and intercommunication warning output unit, the second contact switch other end links to each other with the Emergency Light output unit, and the second coil other end is connected with the detection control unit output.Here the first switch unit and the second switch unit all adopt relay, whether conducting all is to control by detection control unit to their coil circuits, in normal operation, detection control unit is controlled the first coil circuit turn-on of the first switch unit, under installation's power source is closed situation, the first switch unit work, closed the first contact switch, civil power is powered to intercommunication warning output unit.And under emergency rating, storage battery is given the power supply of the first switch unit, the first contact switch is still closed, detection control unit is according to the second coil circuit conducting of city's signal of telecommunication and battery tension signal controlling the second switch unit at this moment, then the second switch unit work, the second contact switch is closed, and storage battery is powered to the Emergency Light output unit.
As a kind of preferred version, described device is connected with the rectifying and wave-filtering voltage regulation unit on the mains electricity input end, an input of described detection control unit is connected on this rectifying and wave-filtering voltage regulation unit, and another input of detection control unit is connected on installation's power source switch and the end that the first switch unit is connected.Detection control unit detects city's signal of telecommunication and battery tension signal, then control the first switch unit and the second switch unit work, when detection control unit has detected the civil power input, it is closed then to control the first switch unit, the second switch unit still disconnects, the intercommunication emergency set is in normal operating conditions, there is not the civil power input when detecting, and battery tension is higher than lower limit, it is closed then to control the second switch unit, the intercommunication emergency set enters emergency rating, by storage battery intercommunication warning output unit and Emergency Light output unit is powered.When detecting other situations, then the intercommunication emergency set enters initial condition.
As a kind of preferred version, described the first contact switch and the second contact switch are the normally opened contact switch.
The utility model has the advantages that: 1. the state of intercommunication emergency power supply unit changes the state that depends primarily on the installation's power source switch, switch must place closed state device could work, effectively avoided the building-site personnel to forget switch placed closure state and when causing civil power to cut off the power supply the intercommunication emergency power supply can not enter standby mode of operation.2. when this intercommunication emergency power supply unit is in initial condition, even without AC220V power supply input, also can enter into standby mode of operation and to intercommunication warning output unit, the power supply of Emergency Light output unit, with installation, debugging and the repair and maintenance that make things convenient for building-site.
Description of drawings
Fig. 1 is a kind of electrical block diagram of existing intercommunication emergency power supply unit;
Fig. 2 is a kind of electrical block diagram of the present utility model;
Fig. 3 is a kind of workflow diagram of the present utility model.
1-rectifying and wave-filtering voltage regulation unit 2-storage battery 3-installation's power source switch 4-the first switch unit 5-the first contact switch 6-the first coil 7-the second switch unit 8-the second contact switch 9-the second coil 10-detection control unit 11-intercommunication warning output unit 12-Emergency Light output unit.
Embodiment
Below by embodiment, and by reference to the accompanying drawings, the technical solution of the utility model is further described.
Embodiment:
A kind of intercommunication emergency power supply of present embodiment, as shown in Figure 2, include storage battery 2, switch unit, detection control unit 10, intercommunication warning output unit 11, Emergency Light output unit 12, installation's power source switch 3, wherein this switch unit includes the first switch unit 4 and the second switch unit 7, the first switch unit has the first contact switch 5 and the first coil 6, the second switch unit has the second contact and opens the 8 and second coil 9, this civil power is that the AC220V power supply is linked on the pressure unit, pressure unit connects rectifying and wave-filtering voltage regulation unit 1, rectifying and wave-filtering voltage regulation unit forward is connected on the end of installation's power source switch 3 after connecting diode, the other end of installation's power source switch is connected to intercommunication warning output unit 11, storage battery 2 is connected on installation's power source switch and the end that the rectifying and wave-filtering voltage regulation unit is connected, one end of the first coil is connected on installation's power source switch and the end that the rectifying and wave-filtering voltage regulation unit is connected, and the first coil other end is connected on the detection control unit.The second contact switch one end is connected on the intercommunication warning output unit input, the second contact switch other end is connected on the Emergency Light output unit 12, one end of the second coil is connected on the intercommunication warning output unit input, the other end of the second coil is connected on the detection control unit 10, this detection control unit has two inputs, between an input is connected to the installation's power source switch and the first contact switch is connected, power supply signal for detection of storage battery, another input is connected on the rectifying and wave-filtering voltage regulation unit, for detection of city's signal of telecommunication.
As shown in Figure 2, intercommunication emergency power supply unit workflow is: the intercommunication emergency power supply unit is in initial condition before installation, after it is installed in sedan-chair top correct position and connects upper civil power, the installation's power source switch is placed closure state, then whether the intercommunication emergency power supply unit can detect the 220V civil power and input, if the input of 220V civil power is arranged, it is closed then to control the first switch unit, enter normal operating conditions, civil power is intercommunication warning output unit and charge in batteries; If there is not 220V civil power input, and detects battery tension and be higher than lower limit, it is closed then to control the second switch unit, enters standby mode of operation, and this moment, storage battery was the power supply of Emergency Light output unit.If the installation's power source switch is not placed closure state, whether no matter the input of 220V civil power then arranged, the intercommunication emergency power supply unit all is in initial condition.In addition, when power supply does not have the 220V civil power, as long as press the installation's power source switch, storage battery can be given the power supply of the first diverter switch, the first switch unit is closed, and then storage battery also can be the power supply of the second switch unit, and this moment, detection control unit was closed according to battery tension signal and civil power signal controlling the second switch unit, then can so that the intercommunication emergency power supply unit enters standby mode of operation, provide convenience to site staff's installation, debugging.
Specific embodiment described herein only is to the explanation for example of the present invention's spirit.Those skilled in the art can make various modifications or replenish or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present invention or surmount the defined scope of appended claims.
Although this paper has more used the terms such as rectifying and wave-filtering voltage regulation unit, storage battery, installation's power source switch, the first switch unit, do not get rid of the possibility of using other term.Using these terms only is in order to describe more easily and explain essence of the present invention; They are construed to any additional restriction all is contrary with spirit of the present invention.
Claims (4)
1. intercommunication emergency power supply unit, comprise the intercommunication warning output unit and the Emergency Light output unit that are electrically connected with the city, the installation's power source switch, control is normal and standby mode of operation is switched switch unit and storage battery, be connected with the detection control unit according to city's signal of telecommunication and the work of battery tension signal controlling switch unit on the switch unit, it is characterized in that: described switch unit includes the first switch unit (4) and the second switch unit (7), described installation's power source switch one end connects civil power, the other end connects the first switch unit (4) and intercommunication warning output unit (11) successively, the input of described the second switch unit (7) was connected between being connected of the first switch unit and intercommunication warning output unit, output is connected with Emergency Light output unit (12), described storage battery (2) is connected on the end that the installation's power source switch is electrically connected with the city, described detection control unit (10) has two test sides and is connected respectively to civil power and storage battery, and the output of detection control unit is connected respectively on the control end of the first switch unit and the second switch unit.
2. a kind of intercommunication emergency power supply unit according to claim 1, it is characterized in that described the first switch unit (4) is relay, it comprises the first contact switch (5) and the first coil (6), the first contact switch be connected an end of coil and be connected with installation's power source switch (3) respectively, the first contact switch other end is connected with intercommunication warning output unit (11), the first coil other end is connected with detection control unit (10) output, the second switch unit (7) is relay, it comprises the second contact switch (8) and the second coil (9), one end of the second contact switch and the second coil was connected between being connected of the first contact switch and intercommunication warning output unit, the second contact switch other end links to each other with Emergency Light output unit (12), and the second coil other end is connected with detection control unit (10) output.
3. a kind of intercommunication emergency power supply unit according to claim 1 and 2, it is characterized in that being connected with on the described device mains electricity input end rectifying and wave-filtering voltage regulation unit (1), an input of described detection control unit (10) is connected on this rectifying and wave-filtering voltage regulation unit, and another input of detection control unit is connected on installation's power source switch (3) and the end that the first switch unit is connected.
4. a kind of intercommunication emergency power supply unit according to claim 2 is characterized in that described the first contact switch (5) and the second contact switch (8) are the normally opened contact switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220564259 CN202918049U (en) | 2012-10-30 | 2012-10-30 | Intercom emergency power supply apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220564259 CN202918049U (en) | 2012-10-30 | 2012-10-30 | Intercom emergency power supply apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202918049U true CN202918049U (en) | 2013-05-01 |
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ID=48166325
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220564259 Expired - Lifetime CN202918049U (en) | 2012-10-30 | 2012-10-30 | Intercom emergency power supply apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202918049U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106300629A (en) * | 2015-05-20 | 2017-01-04 | 唐辉 | A kind of radio frequency emergency power supply |
-
2012
- 2012-10-30 CN CN 201220564259 patent/CN202918049U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106300629A (en) * | 2015-05-20 | 2017-01-04 | 唐辉 | A kind of radio frequency emergency power supply |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 310019 No. nine, 28 Ring Road, Hangzhou, Zhejiang, Jianggan District Patentee after: Otis Electrical Elevator Co.,Ltd. Address before: 310019 No. nine, 28 Ring Road, Hangzhou, Zhejiang, Jianggan District Patentee before: Xizi Otis Elevator Co.,Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130501 |