CN108183608A - A kind of boost pressure circuit - Google Patents
A kind of boost pressure circuit Download PDFInfo
- Publication number
- CN108183608A CN108183608A CN201711448932.2A CN201711448932A CN108183608A CN 108183608 A CN108183608 A CN 108183608A CN 201711448932 A CN201711448932 A CN 201711448932A CN 108183608 A CN108183608 A CN 108183608A
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- China
- Prior art keywords
- jingle bell
- boost pressure
- module
- voltage
- pressure circuit
- Prior art date
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M3/00—Conversion of dc power input into dc power output
- H02M3/02—Conversion of dc power input into dc power output without intermediate conversion into ac
- H02M3/04—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters
- H02M3/10—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M3/145—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
- H02M3/155—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
- H02M3/156—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of output voltage or current, e.g. switching regulators
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B3/00—Audible signalling systems; Audible personal calling systems
- G08B3/10—Audible signalling systems; Audible personal calling systems using electric transmission; using electromagnetic transmission
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
- H02M1/08—Circuits specially adapted for the generation of control voltages for semiconductor devices incorporated in static converters
Abstract
A kind of boost pressure circuit, compatibility is poor during solving the problem of to access the larger jingle bell control device of power consumption in traditional Machinery door bell system.The boost pressure circuit is applied to door bell and button system, the door bell and button system may include transformer, jingle bell device and jingle bell control device, the primary connection alternating current of transformer, the secondary forming circuit of connecting with jingle bell control device and jingle bell device of transformer, boost pressure circuit is in parallel with jingle bell device, boost pressure circuit is off when jingle bell control device controls jingle bell device jingle bell, and boost pressure circuit is in the conduction state in the non-jingle bell of jingle bell control device control jingle bell device.When boost pressure circuit is off, it may be such that jingle bell device can normal jingle bell, when boost pressure circuit is in the conduction state, resistance after boost pressure circuit is in parallel with jingle bell device becomes smaller, partial pressure becomes smaller, so that the partial pressure increase of jingle bell control device, can improve the voltage at jingle bell control device both ends, make its normal work.
Description
Technical field
This application involves power circuit supercharging technology field more particularly to a kind of boost pressure circuits.
Background technology
Traditional Machinery door bell system structure includes：Transformer, mechanical switch button and jingle bell device, refering to Fig. 1 institutes
Showing, high pressure alternating current (110V-220V) is depressurized to the voltage (for example, 8V-24V) worked normally for jingle bell device by transformer,
Mechanical switch button is typically disposed in outdoor doorway, and jingle bell device is typically disposed in interior, when mechanical switch button is triggered, jingle bell
Current supply circuit conducting where device, when the voltage provided for it reaches its normal working voltage, jingle bell device can be normal
Sounding.
With the development of image processing techniques and wireless technology, in order to meet the diversity requirement of user, it is proposed that one
The multi-functional jingle bell control device of kind, which can be by switch module, image capture module, processing module and nothing
The compositions such as wire module since the jingle bell control device integrated functionality is more, cause its power consumption larger.In the relevant technologies, for section
About resource is no longer laid out new door bell and button system again, which is accessed in traditional Machinery door bell system circuit
The driving jingle bell device work of mechanical switch button is substituted, as shown in fig.2, Fig. 2 is that jingle bell control device is accessed to traditional machine
The structure diagram of tool door bell and button system, which is connected in electric power loop, and takes electricity from the circuit of series connection, can
Jingle bell device is controlled, while the video of visiting client can be acquired by image capture module by switch module, can also pass through nothing
Wire module receives wireless signal, and a variety of demands of user can be met while economizing on resources.
Jingle bell device generally includes mechanical jingle bell device and electronics jingle bell device, is line inside most of machinery jingle bell devices
Coil structures, and coil impedance can't be very big, generally all in tens ohm of rank, so in jingle bell control device electric power loop
Middle machinery jingle bell device is equivalent to one tens ohm of resistance, and jingle bell control device can obtain the major part of transformer output
Voltage can ensure that jingle bell control device works normally substantially, but the impedance of the mechanical jingle bell device Inside coil of a part is non-
Chang great causes jingle bell control device that cannot be assigned to enough voltage, so that jingle bell control device cisco unity malfunction；And
It is typically the structure being made of rectifier bridge, reduction voltage circuit etc. inside electronics jingle bell device, equiva lent impedance is very big, reachable kilo-ohm
Rank causes jingle bell control device that can not be directly accessed the electronic door bell system for including electronics jingle bell device, i.e. jingle bell controls
Device may be only available for some mechanical or electronic door bell system, and in the prior art, the larger jingle bell of multi-functional power consumption is controlled
When device is accessed in traditional mechanically or electrically door bell and button system, compatibility is poor.
Invention content
Embodiments herein provides a kind of boost pressure circuit, to solve in the prior art, by the sound that power consumption is larger
When bell control device is accessed in traditional mechanically or electrically door bell and button system, the problem of compatibility is poor.
The purpose of the application is achieved through the following technical solutions：
In a first aspect, providing a kind of boost pressure circuit, applied to door bell and button system, the door bell and button system may include transformer, sound
Bell device and jingle bell control device.Wherein, the primary connection alternating current of the transformer, secondary and the sound of the transformer
Bell control device and jingle bell device series connection forming circuit, the boost pressure circuit is in parallel with the jingle bell device, the increasing
Volt circuit is off when the jingle bell control device controls the jingle bell device jingle bell, and the boost pressure circuit is described
Jingle bell control device is in the conduction state when controlling the non-jingle bell of the jingle bell device.
In the embodiment of the present application, when the larger jingle bell control device of power consumption is accessed in traditional Machinery door bell system,
Boost pressure circuit is introduced simultaneously, boost pressure circuit is in parallel with the jingle bell device in door bell and button system, it is filled when boost pressure circuit is controlled in jingle bell
When being off when putting control jingle bell device jingle bell, the normal jingle bell of jingle bell device may be such that, boost pressure circuit is controlled in jingle bell
When in the conduction state during the device control non-jingle bell of jingle bell device, the resistance after boost pressure circuit is in parallel with jingle bell device becomes smaller, and divides
Buckling is small so that the partial pressure increase of jingle bell control device can improve the voltage at jingle bell control device both ends, and then may be such that jingle bell control
Device processed is able to carry out the function in addition to jingle bell device jingle bell is controlled, therefore, by the scheme of the application, by power consumption compared with
When big jingle bell control device is accessed in traditional Machinery door bell system, the boost pressure circuit of the application offer, energy can be accessed simultaneously
Enough improve the partial pressure of jingle bell control device so that the larger jingle bell control device of power consumption can access most of traditional machine door
In bell system, the compatibility that jingle bell control device accesses traditional Machinery door bell system can be improved.
Preferably, the boost pressure circuit includes voltage transformation module, control module, switch module and resistive module.Institute
Voltage transformation module is stated, connects the transformer, the alternating voltage for the transformer to be exported is converted to the second direct current
Pressure；The control module, by second DC-voltage supply, for the switching molding according to second DC voltage control
Block；The switch module, the switch module is closed state, for switching the conducting state of the boost pressure circuit；The electricity
Module is hindered, is set according to the operating voltage of the jingle bell control device, for protecting the boost pressure circuit.
In the embodiment of the present application, the resistance value of resistive module can be set according to the operating voltage of the jingle bell control device, it can
During so that boost pressure circuit is in the conduction state, the resistance value of the resistance after boost pressure circuit is in parallel with jingle bell device can be according to the jingle bell
The operating voltage setting of control device, by the way that suitable resistance value jingle bell control device partial pressure is set to can reach its work electricity
Pressure, makes its normal work.
Preferably, the voltage transformation module includes rectifier bridge and Voltage stabilizing module.The rectifier bridge connects with the transformer
It connects, the alternating voltage for the transformer to be exported is converted to the first DC voltage；The Voltage stabilizing module, for will be described whole
First DC voltage of stream bridge output is converted to second DC voltage.
In the embodiment of the present application, the voltage of transformer output is alternating voltage, and the operating voltage in door bell and button system is straight
The alternating voltage that transformer exports is converted to the first DC voltage, and pass through voltage stabilizing in the application by galvanic electricity pressure by rectifier bridge
First DC voltage is converted to the voltage to work for control module by module.
Preferably, the control module includes switch drive module and comparison module.The comparison module, for comparing
The size of the second DC voltage and pre-set threshold voltage is stated, and comparison result is used to indicate according to comparison result output
Level value；The switch drive module, for controlling whether the switch module is connected according to the level value.
In the embodiment of the present application, control module is made of switch drive module and comparison module, by comparing module ratio
The size of second DC voltage and pre-set threshold voltage, and switch drive module is controlled according to comparison result,
And then realize automatic control switch module, it does not need to manually participate in.
Preferably, the pre-set threshold voltage is the minimum operating voltage of the jingle bell device, the relatively mould
Block is specifically used for, when second DC voltage is more than the pre-set threshold voltage, high level being exported, when described the
When two DC voltages are less than the pre-set threshold voltage, low level is exported；The switch drive module is specifically used for root
The switch module is controlled to be not turned on according to the high level, be connected according to switch module described in the low level control.
In the embodiment of the present application, by the way that pre-set threshold voltage to be set as to the minimum operating voltage of jingle bell device,
When second DC voltage is less than the minimum operating voltage of jingle bell device, comparison module output low level, switch drive mould
Root tuber is connected according to switch module described in the low level control, and then realizes when jingle bell device does not work so that jingle bell device
Partial pressure become smaller, it is possible to increase the voltage at jingle bell control device both ends makes its normal work.
Preferably, the comparison module includes operational amplifier, the positive input terminal input of the operational amplifier is described pre-
The threshold voltage first set, the negative input end of the operational amplifier connect the Voltage stabilizing module, the operational amplifier it is defeated
Outlet connects the switch drive module.
In the embodiment of the present application, comparison module can be operational amplifier or comparator etc., when comparison module is
During operational amplifier, the positive input terminal of the operational amplifier inputs the pre-set threshold voltage, the operation amplifier
The negative input end of device connects the Voltage stabilizing module, and the output terminal of the operational amplifier connects the switch drive module.
Preferably, the switch module includes relay；The input terminal of the relay connects the switch drive module.
The switch module is not limited in the embodiment of the present application, for example, it may be relay or metal oxygen
Compound semiconductor field effect transistor MOS (Metal Oxide Semiconductor) pipe switching circuit etc..
Preferably, the switch drive module includes triode；The base stage of the triode connects the operational amplifier
Output terminal, the collector of the triode connects the input terminal of the relay, and the emitting stage connection of the triode is public
Ground.
In the embodiment of the present application, the switch drive module depends on the type of switch module, when switch module is relay
During device, switch drive module can be triode so that switch module and switch drive module can be very good cooperating.
Second aspect provides a kind of door bell and button system, which includes transformer, jingle bell device and jingle bell control dress
Put and including any of the above-described kind of boost pressure circuit, wherein, the primary connection alternating current of the transformer, the secondary of the transformer with
The jingle bell control device and jingle bell device series connection forming circuit, the boost pressure circuit are in parallel with the jingle bell device.
In the embodiment of the present application, when boost pressure circuit is off when jingle bell control device controls jingle bell device jingle bell
When, it may be such that the normal jingle bell of jingle bell device, boost pressure circuit is in the non-jingle bell of jingle bell control device control jingle bell device
During state, the resistance after boost pressure circuit is in parallel with jingle bell device becomes smaller, and partial pressure becomes smaller so that the partial pressure increase of jingle bell control device,
The voltage at jingle bell control device both ends can be improved, may be such that the voltage at jingle bell control device both ends can reach operating voltage.
Preferably, power supply circuit built in the jingle bell control device.
In the embodiment of the present application, when jingle bell control device controls the jingle bell device jingle bell, jingle bell control device can not
Voltage is obtained from circuit, by the way that in power supply circuit built in jingle bell control device, the jingle bell for being applicable to continued power controls
Device.
In the above embodiments of the present application, the larger jingle bell control device of power consumption is accessed in traditional Machinery door bell system
When, while boost pressure circuit is introduced, and boost pressure circuit is in parallel with the jingle bell device in door bell and button system, when boost pressure circuit is controlled in jingle bell
When device is off when controlling jingle bell device jingle bell, the normal jingle bell of jingle bell device may be such that, boost pressure circuit is in jingle bell control
When in the conduction state during the non-jingle bell of device processed control jingle bell device, the resistance after boost pressure circuit is in parallel with jingle bell device becomes smaller,
Partial pressure becomes smaller so that the partial pressure increase of jingle bell control device can improve the voltage at jingle bell control device both ends, and then may be such that jingle bell
Control device is able to carry out the function in addition to jingle bell device jingle bell is controlled, therefore, by the scheme of the application, by power consumption
When larger jingle bell control device is accessed in traditional Machinery door bell system, the boost pressure circuit of the application offer can be accessed simultaneously,
The partial pressure of jingle bell control device can be improved so that the larger jingle bell control device of power consumption can access most of traditional machinery
In door bell and button system, the compatibility that jingle bell control device accesses traditional Machinery door bell system can be improved.
Description of the drawings
In order to illustrate more clearly of the technical solution in the embodiment of the present application, make required in being described below to embodiment
Attached drawing is briefly introduced, it should be apparent that, the accompanying drawings in the following description is only some embodiments of the present application, for this
For the those of ordinary skill in field, without having to pay creative labor, it can also be obtained according to these attached drawings
His attached drawing.
Fig. 1 is a kind of existing traditional Machinery door bell system structure diagram；
Fig. 2 is a kind of existing structure diagram that jingle bell control device is accessed to traditional Machinery door bell system；
Fig. 3 is the structure diagram that a kind of boost pressure circuit provided by the embodiments of the present application is applied to door bell and button system；
Fig. 4 is a kind of boost pressure circuit structure diagram provided by the embodiments of the present application；
Fig. 5 is another boost pressure circuit structure diagram provided by the embodiments of the present application；
Fig. 6 is another boost pressure circuit structure diagram provided by the embodiments of the present application；
Fig. 7 is another boost pressure circuit structure diagram provided by the embodiments of the present application；
Fig. 8 is another boost pressure circuit structure diagram provided by the embodiments of the present application；
Fig. 9 is another boost pressure circuit structure diagram provided by the embodiments of the present application；
Figure 10 is another boost pressure circuit structure diagram provided by the embodiments of the present application.
Specific embodiment
In order to make the purpose, technical scheme and advantage of the application clearer, the application is made below in conjunction with attached drawing into
It is described in detail to one step, it is clear that described embodiment is only the implementation of the application some embodiments rather than whole
Example.Based on the embodiment in the application, those of ordinary skill in the art are obtained without making creative work
All other embodiment, shall fall in the protection scope of this application.
Before the application explanation is carried out, first to this application involves some concepts be briefly described, so as to ability
Field technique personnel understand.
In the embodiment of the present application, illustrated by taking the door bell and button system of electronic signal driving as an example, it may include be set to interior
Jingle bell device, provide the transformer of power supply and be set to outdoors jingle bell control device (such as, it may include one for controlling
The button of jingle bell device processed), the RINGING state of jingle bell device being related to below the embodiment of the present application each means jingle bell control device
In for controlling the state that the button of jingle bell device is pressed, the non-RINGING state for the jingle bell device being related to each means jingle bell control
It is used to control the state that the button of jingle bell device is not pressed in device.
To solve that in the prior art, the larger jingle bell control device of power consumption is accessed in traditional Machinery door bell system
When, compatibility it is poor the problem of, the embodiment of the present application provides a kind of boost pressure circuit.
Fig. 3 show the structure diagram that a kind of boost pressure circuit provided by the embodiments of the present application is applied to door bell and button system, ginseng
It reads shown in Fig. 3, which may include transformer, jingle bell device and jingle bell control device, wherein：The first cascade of transformer
Connect alternating current, the secondary forming circuit of connecting with jingle bell control device and jingle bell device of transformer, boost pressure circuit and jingle bell device
Parallel connection, boost pressure circuit are off when jingle bell control device controls jingle bell device jingle bell, and boost pressure circuit is controlled in jingle bell
It is in the conduction state during the device control non-jingle bell of jingle bell device.
In the embodiment of the present application, when the larger jingle bell control device of power consumption is accessed in traditional Machinery door bell system,
Boost pressure circuit is introduced simultaneously, boost pressure circuit is in parallel with the jingle bell device in door bell and button system, it is filled when boost pressure circuit is controlled in jingle bell
When being off when putting control jingle bell device jingle bell, the normal jingle bell of jingle bell device may be such that, boost pressure circuit is controlled in jingle bell
When in the conduction state during the device control non-jingle bell of jingle bell device, the resistance after boost pressure circuit is in parallel with jingle bell device becomes smaller, and divides
Buckling is small so that the partial pressure increase of jingle bell control device can improve the voltage at jingle bell control device both ends, and then may be such that jingle bell control
Device processed is able to carry out the function in addition to jingle bell device jingle bell is controlled, therefore, by the scheme of the application, by power consumption compared with
When big jingle bell control device is accessed in traditional Machinery door bell system, the boost pressure circuit of the application offer, energy can be accessed simultaneously
Enough improve the partial pressure of jingle bell control device so that the larger jingle bell control device of power consumption can access most of traditional machine door
In bell system, the compatibility that jingle bell control device accesses traditional Machinery door bell system can be improved.
Fig. 4 is a kind of boost pressure circuit structure diagram provided by the embodiments of the present application, as shown in fig.4, the boost pressure circuit
Including：Voltage transformation module, control module, switch module and resistive module.
Voltage transformation module connects transformer, for the alternating voltage that transformer exports to be converted to the second DC voltage,
Control module is by the second DC-voltage supply, for according to the second DC voltage control switch module, switch module to be closed form
State, for switching the conducting state of boost pressure circuit, resistive module is set according to the operating voltage of jingle bell control device, for protecting
Boost pressure circuit.
In the embodiment of the present application, the resistance value of resistive module according to the operating voltage of jingle bell control device can be set, may be such that
When boost pressure circuit is in the conduction state, the resistance value of the resistance after boost pressure circuit is in parallel with jingle bell device can be according to jingle bell control device
Operating voltage setting, by the way that suitable resistance value jingle bell control device partial pressure is set to can reach its operating voltage, make it just
Often work.
It should be noted that ensure the normal work of circuit and having the function that protect circuit, usually by resistive mode
The resistance value of block is set as less than 10 ohm.
Fig. 5 is another boost pressure circuit structure diagram provided by the embodiments of the present application, as shown in fig.5, the supercharging is electric
Road includes：Rectifier bridge, Voltage stabilizing module, control module, switch module and resistive module.Wherein, rectifier bridge is connect with transformer,
For the alternating voltage that transformer exports to be converted to the first DC voltage, Voltage stabilizing module, for rectifier bridge is exported first
DC voltage is converted to the second DC voltage.
It should be noted that the second DC voltage after Voltage stabilizing module voltage stabilizing is burning voltage.
In the embodiment of the present application, the voltage of transformer output is alternating voltage, and the operating voltage in door bell and button system is straight
The alternating voltage that transformer exports is converted to the first DC voltage, and pass through voltage stabilizing in the application by galvanic electricity pressure by rectifier bridge
First DC voltage is converted to the voltage to work for control module by module.
Fig. 6 is another boost pressure circuit structure diagram provided by the embodiments of the present application, as shown in fig.6, the supercharging is electric
Road includes：Rectifier bridge, Voltage stabilizing module, comparison module, switch drive module, switch module and resistive module.
Comparison module for comparing the size of the second DC voltage and pre-set threshold voltage, and is tied according to comparing
Fruit exports the level value for being used to indicate comparison result, switch drive module, for controlling whether switch module leads according to level value
It is logical.
In the embodiment of the present application, control module is made of switch drive module and comparison module, by comparing module ratio
Switch drive module is controlled compared with the size of the second DC voltage and pre-set threshold voltage, and according to comparison result, and then
It realizes automatic control switch module, does not need to manually participate in.
In the embodiment of the present application, pre-set threshold voltage is not limited, for example, can be by pre-set threshold value electricity
Pressure is set as the minimum operating voltage of jingle bell device, when the minimum work that pre-set threshold voltage is set as to jingle bell device
After voltage, comparison module and switch drive module specifically control switch module in the following way.Specifically, comparison module is worked as
When determining that the second DC voltage is more than the minimum operating voltage of jingle bell device, high level is exported, when determining that the second DC voltage is small
When the minimum operating voltage of jingle bell device, low level is exported, switch drive module controls switch module not lead according to high level
It is logical, it is connected according to low level control switch module.
In the embodiment of the present application, by the way that pre-set threshold voltage to be set as to the minimum operating voltage of jingle bell device,
When the second DC voltage is less than the minimum operating voltage of jingle bell device, comparison module output low level, switch drive module root
It is connected, and then is realized when jingle bell device does not work according to low level control switch module so that the partial pressure of jingle bell device becomes smaller, can
Increase the voltage at jingle bell control device both ends, make its normal work.
In the embodiment of the present application, comparison module is not limited, for example, comparison module can be operational amplifier, also may be used
To be comparator etc..
Fig. 7 is another boost pressure circuit structure diagram provided by the embodiments of the present application, as shown in fig.7, the supercharging is electric
Road includes：Rectifier bridge, Voltage stabilizing module, operational amplifier, switch drive module, switch module and resistive module.
Wherein, the positive input terminal of operational amplifier inputs the pre-set threshold voltage, and bearing for operational amplifier is defeated
Enter end connection Voltage stabilizing module, the output terminal connecting valve drive module of operational amplifier.
In the embodiment of the present application, switch module is not limited, for example, it may be relay or metal-oxide-semiconductor switch
Circuit etc..
Fig. 8 is another boost pressure circuit structure diagram provided by the embodiments of the present application, as shown in fig.8, the supercharging is electric
Road includes：Rectifier bridge, Voltage stabilizing module, operational amplifier, switch drive module, relay and resistive module.Wherein, relay
Input terminal connect the switch drive module.
In the embodiment of the present application, switch drive module depends on the type of switch module, when switch module is relay,
Switch drive module can be triode so that switch module and switch drive module can be very good cooperating.
Fig. 9 is another boost pressure circuit structure diagram provided by the embodiments of the present application, as shown in fig.9, the supercharging is electric
Road includes：Rectifier bridge, Voltage stabilizing module, operational amplifier, triode, relay and resistive module.Wherein, the base stage of triode
Connect the output terminal of operational amplifier, the input terminal of the collector connection relay of triode, the emitting stage connection public affairs of triode
Altogether.
It should be noted that not limited the type of triode in the application, such as can be positive negative and positive (Positive
Native Positive, PNP) type triode or negative and positive bear three pole of (Native Positive Native, NPN) type
Pipe.
The embodiment of the present application below carries out the working method of boost pressure circuit in the application with a complete example detailed
Explanation.
Figure 10 is another boost pressure circuit structure diagram provided by the embodiments of the present application, as shown in fig.10, the supercharging
Circuit includes：Rectifier bridge, Voltage stabilizing module, operational amplifier, triode, relay and resistive module.
It should be noted that for when the button of jingle bell device being controlled to be pressed, jingle bell to control in jingle bell control device
Device short circuit, transformer output voltage is all added on boost pressure circuit at this time, can will be in boost pressure circuit to protect boost pressure circuit
Resistive module is set as high-power resistance, during the of short duration short circuit of circuit, consumes the power of circuit.
In the embodiment of the present application, the resistance value of resistive module is set smaller than 10 ohm.
By transformer output voltage to be illustrated for 16V below the embodiment of the present application.Assuming that the minimum work of jingle bell device
Make voltage as 14V, and the pre-set threshold voltage of boost pressure circuit is set as 14V.
In the embodiment of the present application, when in jingle bell control device for the button of jingle bell device to be controlled not to be pressed, relay
Device is in closed state, at this point, since the resistance value of the resistive module in boost pressure circuit is smaller, therefore, boost pressure circuit can pass through resistance
The short circuit of jingle bell device, at this time jingle bell control device are equivalent to a low resistance series connection in circuit by module, jingle bell control device
Enough voltage can be got, which is about 16V, and the voltage at boost pressure circuit both ends is very low at this time, it is impossible to
Triggering operational amplifier and triode operation, relay are constantly in closed state.
In the embodiment of the present application, when in jingle bell control device for the button of jingle bell device to be controlled to be pressed, jingle bell control
Device both ends processed are by internal switch short, at this point, the 16V voltages of transformer output are all added in the resistive mode of boost pressure circuit
On block, therefore the voltage at boost pressure circuit both ends is 16V, since the pre-set threshold voltage of boost pressure circuit is 14V, therefore operation amplifier
Device exports high level to triode, and triode driving relay is off, at this point, jingle bell device is no longer by boost pressure circuit
Short circuit, and both end voltage is 16V, and jingle bell device starts jingle bell at this time, works normally.
It should be noted that since the action response time of boost pressure circuit is Millisecond, so resistive module can't be because
It is burnt out for long-time fever.
In the embodiment of the present application, when in jingle bell control device for the button of jingle bell device to be controlled to be released, jingle bell control
Internal switch open circuit in device processed, jingle bell control device is connected in the loop again, due to the relay inside boost pressure circuit at this time
Off state is also at, so jingle bell control device and jingle bell device are in series connection, it is assumed that jingle bell control device is assigned to
Voltage is 6V, and the voltage that jingle bell device is assigned to is 10V, and since jingle bell device and boost pressure circuit are in parallel, therefore boost pressure circuit both ends are examined
The voltage measured is 10V, and less than pre-set threshold voltage 14V, therefore operational amplifier exports low level, passes through triode
Relay is driven to be closed, jingle bell control device will get almost all of voltage, about 16V in circuit at this time, and then can
Normal work.
In the embodiment of the present application, when boost pressure circuit is off when jingle bell control device controls jingle bell device jingle bell
When, it may be such that the normal jingle bell of jingle bell device, boost pressure circuit is in the non-jingle bell of jingle bell control device control jingle bell device
During state, the resistance after boost pressure circuit is in parallel with jingle bell device becomes smaller, and partial pressure becomes smaller so that the partial pressure increase of jingle bell control device,
The voltage at jingle bell control device both ends can be improved, may be such that the voltage at jingle bell control device both ends can reach operating voltage.
In the embodiment of the present application, a kind of door bell and button system is also provided, which includes transformer, jingle bell device and sound
Bell control device and including any of the above-described kind of boost pressure circuit, wherein, the primary connection alternating current of transformer, the secondary of transformer with
Jingle bell control device and jingle bell device series connection forming circuit, boost pressure circuit are in parallel with jingle bell device.
In the embodiment of the present application, jingle bell control device can built-in power supply circuit.
In the embodiment of the present application, when jingle bell control device controls jingle bell device jingle bell, jingle bell control device can not be from electricity
Voltage is obtained in road, by power supply circuit built in jingle bell control device, being applicable to the jingle bell control device of continued power,
Solve the problems, such as jingle bell control device short time take it is electric.
In the embodiment of the present application, the power supply circuit for being built in jingle bell control device is not limited, for example, it may be great Rong
Measure capacitance, lithium battery etc..
In the above embodiments of the present application, the larger jingle bell control device of power consumption is accessed in traditional Machinery door bell system
When, while boost pressure circuit is introduced, and boost pressure circuit is in parallel with the jingle bell device in door bell and button system, when boost pressure circuit is controlled in jingle bell
When device is off when controlling jingle bell device jingle bell, the normal jingle bell of jingle bell device may be such that, boost pressure circuit is in jingle bell control
When in the conduction state during the non-jingle bell of device processed control jingle bell device, the resistance after boost pressure circuit is in parallel with jingle bell device becomes smaller,
Partial pressure becomes smaller so that the partial pressure increase of jingle bell control device can improve the voltage at jingle bell control device both ends, and then may be such that jingle bell
Control device is able to carry out the function in addition to jingle bell device jingle bell is controlled, therefore, by the scheme of the application, by power consumption
When larger jingle bell control device is accessed in traditional Machinery door bell system, the boost pressure circuit of the application offer can be accessed simultaneously,
The partial pressure of jingle bell control device can be improved so that the larger jingle bell control device of power consumption can access most of traditional machinery
In door bell and button system, the compatibility that jingle bell control device accesses traditional Machinery door bell system can be improved.
The application is with reference to the flow according to the method for the embodiment of the present application, equipment (system) and computer program product
Figure and/or block diagram describe.It should be understood that it can be realized by computer program instructions every first-class in flowchart and/or the block diagram
The combination of flow and/or box in journey and/or box and flowchart and/or the block diagram.These computer programs can be provided
The processor of all-purpose computer, special purpose computer, Embedded Processor or other programmable data processing devices is instructed to produce
A raw machine so that the instruction performed by computer or the processor of other programmable data processing devices is generated for real
The device of function specified in present one flow of flow chart or one box of multiple flows and/or block diagram or multiple boxes.
These computer program instructions, which may also be stored in, can guide computer or other programmable data processing devices with spy
Determine in the computer-readable memory that mode works so that the instruction generation being stored in the computer-readable memory includes referring to
Enable the manufacture of device, the command device realize in one flow of flow chart or multiple flows and/or one box of block diagram or
The function of being specified in multiple boxes.
These computer program instructions can be also loaded into computer or other programmable data processing devices so that counted
Series of operation steps are performed on calculation machine or other programmable devices to generate computer implemented processing, so as in computer or
The instruction offer performed on other programmable devices is used to implement in one flow of flow chart or multiple flows and/or block diagram one
The step of function of being specified in a box or multiple boxes.
Although the preferred embodiment of the application has been described, those skilled in the art once know basic creation
Property concept, then additional changes and modifications may be made to these embodiments.So appended claims be intended to be construed to include it is excellent
It selects embodiment and falls into all change and modification of the application range.
Obviously, those skilled in the art can carry out the application essence of the various modification and variations without departing from the application
God and range.In this way, if these modifications and variations of the application belong to the range of the application claim and its equivalent technologies
Within, then the application is also intended to include these modifications and variations.
Claims (10)
1. a kind of boost pressure circuit, applied to door bell and button system, the door bell and button system includes transformer, jingle bell device and jingle bell control
Device, which is characterized in that wherein：
The primary connection alternating current of the transformer, secondary and the jingle bell control device and the jingle bell of the transformer fill
Put series connection forming circuit；
The boost pressure circuit is in parallel with the jingle bell device, and the boost pressure circuit controls the jingle bell in the jingle bell control device
It is off during device jingle bell, the boost pressure circuit is in the non-jingle bell of the jingle bell control device control jingle bell device
It is in the conduction state.
2. boost pressure circuit as described in claim 1, which is characterized in that the boost pressure circuit includes voltage transformation module, control
Module, switch module and resistive module；
The voltage transformation module connects the transformer, and the alternating voltage for the transformer to be exported is converted to second
DC voltage；
The control module, by second DC-voltage supply, for the switch according to second DC voltage control
Module；
The switch module, the switch module is closed state, for switching the conducting state of the boost pressure circuit；
The resistive module is set according to the operating voltage of the jingle bell control device, for protecting the boost pressure circuit.
3. boost pressure circuit as claimed in claim 2, which is characterized in that the voltage transformation module includes rectifier bridge and voltage stabilizing mould
Block；
The rectifier bridge is connect with the transformer, and the alternating voltage for the transformer to be exported is converted to the first direct current
Pressure；
The Voltage stabilizing module, for the first DC voltage that the rectifier bridge exports to be converted to second DC voltage.
4. boost pressure circuit as claimed in claim 2 or claim 3, which is characterized in that the control module include switch drive module and
Comparison module；
The comparison module, for the size of second DC voltage and pre-set threshold voltage, and according to than
Relatively result exports the level value for being used to indicate comparison result；
The switch drive module, for controlling whether the switch module is connected according to the level value.
5. boost pressure circuit as claimed in claim 4, which is characterized in that the pre-set threshold voltage is filled for the jingle bell
The minimum operating voltage put；
The comparison module is specifically used for when second DC voltage is more than the pre-set threshold voltage, and output is high
Level when second DC voltage is less than the pre-set threshold voltage, exports low level；
The switch drive module is specifically used for the switch module being controlled to be not turned on according to the high level, according to the low electricity
The flat control switch module conducting.
6. boost pressure circuit as claimed in claim 5, which is characterized in that the comparison module includes operational amplifier；
The positive input terminal of the operational amplifier inputs the pre-set threshold voltage publicly, the operational amplifier
Negative input end connects the Voltage stabilizing module, and the output terminal of the operational amplifier connects the switch drive module.
7. boost pressure circuit as claimed in claim 6, which is characterized in that the switch module includes relay；
The input terminal of the relay connects the switch drive module.
8. boost pressure circuit as claimed in claim 7, which is characterized in that the switch drive module includes triode；
The base stage of the triode connects the output terminal of the operational amplifier, and the collector of the triode connects the relay
The input terminal of device, the emitting stage connection of the triode is publicly.
9. a kind of door bell and button system, including transformer, jingle bell device and jingle bell control device, which is characterized in that further include right
It is required that 1 to 8 any one of them boost pressure circuit, the primary connection alternating current of the transformer, the secondary of the transformer with it is described
Jingle bell control device and jingle bell device series connection forming circuit, the boost pressure circuit are in parallel with the jingle bell device.
10. door bell and button system as claimed in claim 9, which is characterized in that power supply circuit built in the jingle bell control device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711448932.2A CN108183608B (en) | 2017-12-27 | 2017-12-27 | Boosting circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711448932.2A CN108183608B (en) | 2017-12-27 | 2017-12-27 | Boosting circuit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108183608A true CN108183608A (en) | 2018-06-19 |
| CN108183608B CN108183608B (en) | 2020-09-29 |
Family
ID=62547842
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711448932.2A Active CN108183608B (en) | 2017-12-27 | 2017-12-27 | Boosting circuit |
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| Country | Link |
|---|---|
| CN (1) | CN108183608B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022083050A1 (en) * | 2020-10-20 | 2022-04-28 | 杭州觅睿科技股份有限公司 | Doorbell system |
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| JPH05114844A (en) * | 1991-10-23 | 1993-05-07 | Fuji Electric Co Ltd | Analog output circuit |
| CN2158551Y (en) * | 1992-12-08 | 1994-03-09 | 杨洪俊 | Door bell with function of illuminating |
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| Publication number | Publication date |
|---|---|
| CN108183608B (en) | 2020-09-29 |
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