CN207588702U - A kind of power starting circuit and carrier arrangement - Google Patents
A kind of power starting circuit and carrier arrangement Download PDFInfo
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- CN207588702U CN207588702U CN201721748527.8U CN201721748527U CN207588702U CN 207588702 U CN207588702 U CN 207588702U CN 201721748527 U CN201721748527 U CN 201721748527U CN 207588702 U CN207588702 U CN 207588702U
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Abstract
The utility model provides a kind of power starting circuit and carrier arrangement, is related to electronic device field.Power starting circuit includes switch unit and onunit, and onunit is electrically connected a power supply and a load, the input terminal of switch unit are connected between power supply and onunit, the output terminal ground connection of switch unit；When switch unit disconnects, onunit conducting, with turn-on power and load；When switch unit is closed, power supply is grounded by switch unit.In the utility model, when power supply needs powering load, switch unit is disconnected, makes power supply and load conduction.When power supply need not power, closure switch unit makes power supply be disconnected with load, so as to improve the service life of power supply.
Description
Technical field
The utility model is related to electronic device field, in particular to a kind of power starting circuit and carrier arrangement.
Background technology
Seal products：It is sealing waterproof to refer to shell, and inside uses the electronic product of non-charge carrier device power supply.Such as
Geomagnetic parking stall detector.If it does not solve technically, during such product is accomplished to curstomer's site unlatching from producing line assembling, production
Product are in power consumption state.
Utility model content
The purpose of this utility model is to provide a kind of power starting circuit, purport improves the service life of power supply.
The purpose of this utility model is to provide a kind of carrier arrangement, purport improves the service life of carrier arrangement.
The utility model provides a kind of technical solution：
A kind of power starting circuit, the power starting circuit include switch unit and onunit, the onunit
It is electrically connected a power supply and a load, the input terminal of the switch unit is connected between the power supply and the onunit, institute
State the output terminal ground connection of switch unit；
When the switch unit disconnects, the onunit conducting, the power supply and the load is connected；
When the switch unit is closed, the power supply is grounded by the switch unit.
Further, in the utility model preferred embodiment, the onunit includes first switch pipe and second
Switching tube, the first switch pipe include first end, second end and third end, and the second switch pipe includes the 4th end, the 5th
End and the 6th end, the first end connect with the power supply, the second end with it is described load connection, the third end with it is described
Six end connecting, between the 4th end connection and the power supply and the first end, the 5th end ground connection；
When the switch unit is closed, the 5th end is connected with the 6th end, is grounded the third end, so that
The first end is connected with the second end, so as to which the power supply and the load be connected.
Further, in the utility model preferred embodiment, the onunit further includes first resistor, and described
One resistance is series between the power supply and the third end.
Further, in the utility model preferred embodiment, the power starting circuit further includes second resistance, institute
One end of second resistance is stated for being connect with the power supply, other end connection and the input terminal and the described 4th of the switch unit
End connection.
Further, in the utility model preferred embodiment, the power starting circuit further includes pressure regulation unit, institute
It states pressure regulation unit to be electrically connected with the power supply, the switch unit and the onunit, for adjusting the input of the power supply
Voltage.
A kind of carrier arrangement, including power supply, shell and power starting circuit, the power supply and the power starting circuit are equal
It is arranged in the shell, the power starting circuit includes switch unit and onunit, the onunit electrical connection one
Power supply and a load, the input terminal of the switch unit are connected between the power supply and the onunit, and the switch is single
The output terminal ground connection of member；
When the switch unit disconnects, the onunit conducting, the power supply and the load is connected；
When the switch unit is closed, the power supply is grounded by the switch unit.
Further, in the utility model preferred embodiment, be provided on the shell the first contact and second touch
Point, first contact are connected with the input terminal of the switch unit, second contact and the output terminal of the switch unit
Connection；
When first contact and second contact portion, the switching means conductive；
When first contact and second contact disconnect, the switch unit disconnects.
Further, in the utility model preferred embodiment, first contact is integrally formed with the shell, institute
The second contact is stated to be integrally formed with the shell.
Further, in the utility model preferred embodiment, the carrier arrangement further includes seal assembly, described close
Sealing assembly and first contact and second contact selective incubation, to seal first contact and described second touch
Point, to disconnect the output terminal of the input terminal of the switch unit and the switch unit.
Further, in the utility model preferred embodiment, the seal assembly includes two sealings, two institutes
It states sealing respectively with first contact and second contact to coordinate, the sealing includes sealing screw and gasket
Circle, the sealing screw are coordinated by the seal washer and first contact or second contact.
The advantageous effect of power starting circuit and carrier arrangement provided by the utility model is：In the utility model, lead
Logical unit is electrically connected a power supply and a load, the input terminal of switch unit are connected between power supply and onunit, switch unit
Output terminal ground connection；When switch unit disconnects, onunit conducting, with turn-on power and load；When switch unit is closed,
Power supply is grounded by switch unit.In the utility model, when power supply needs powering load, switch unit is disconnected, makes electricity
Source and load conduction.When power supply need not power, closure switch unit makes power supply be disconnected with load, so as to improve power supply
Service life.
Description of the drawings
It, below will be to use required in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment
Attached drawing be briefly described, it should be understood that the following drawings illustrates only some embodiments of the utility model, therefore should not be by
Regard the restriction to range as, for those of ordinary skill in the art, without creative efforts, may be used also
To obtain other relevant attached drawings according to these attached drawings.
Fig. 1 is the composition frame chart of the power starting circuit that the utility model embodiment one provides and power supply.
Fig. 2 is the circuit diagram of power starting circuit that the utility model embodiment one provides.
Fig. 3 is the circuit diagram of the onunit of power starting circuit that the utility model embodiment one provides.
Fig. 4 is the circuit diagram of the pressure regulation unit of power starting circuit that the utility model embodiment one provides.
Fig. 5 is the sectional view of carrier arrangement that the utility model embodiment two provides.
Fig. 6 is partial enlarged view of the carrier arrangement that provides of the utility model embodiment two in Figure 5 at VI.
Icon：10- carrier arrangements；100- power starting circuits；110- switch units；120- onunits；130- pressure regulation
Unit；200- power supplys；300- shells；The first contacts of 310-；The second contacts of 320-；400- seal assemblies；410- sealings；412-
Sealing screw；414- seal washers.
Specific embodiment
Purpose, technical scheme and advantage to make the utility model embodiment are clearer, new below in conjunction with this practicality
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model part of the embodiment, instead of all the embodiments.Usually here described in attached drawing and
The component of the utility model embodiment shown can be configured to arrange and design with a variety of different.
Therefore, requirement is not intended to limit to the detailed description of the embodiment of the utility model provided in the accompanying drawings below
The scope of the utility model of protection, but it is merely representative of the selected embodiment of the utility model.Based in the utility model
Embodiment, those of ordinary skill in the art's all other embodiments obtained without creative efforts, all
Belong to the range of the utility model protection.
It should be noted that：Similar label and letter represents similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, does not then need to that it is further defined and explained in subsequent attached drawing.
In the description of the present invention, it is to be appreciated that term " " center ", " on ", " under ", it is "left", "right", " perpendicular
Directly ", the orientation of the instructions such as " level ", " interior ", " outer " or position relationship be based on orientation shown in the drawings or position relationship or
The utility model product using when the orientation usually put or position relationship or those skilled in the art usually understand
Orientation or position relationship are for only for ease of description the utility model and simplify description rather than instruction or imply signified set
Standby or element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that the utility model
Limitation.
In addition, term " first ", " second ", " third " etc. are only used for distinguishing description, and it is not intended that instruction or hint
Relative importance.
In the description of the present invention, it should also be noted that, unless otherwise clearly defined and limited, term " is set
Put ", " installation ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected,
Or it is integrally connected；Can be mechanical connection or electrical connection；It can be directly connected, intermediary can also be passed through
It is indirectly connected, can be the connection inside two elements.For the ordinary skill in the art, it can be managed with concrete condition
Solve concrete meaning of the above-mentioned term in the utility model.
Embodiment one
It please refers to Fig.1 and Fig. 2, present embodiments provides a kind of power starting circuit 100, power supply provided in this embodiment opens
Dynamic circuit 100 can improve the service life of power supply 200.
Power starting circuit 100 includes switch unit 110 and onunit 120, and onunit 120 is electrically connected a power supply
200 and a load, the input terminal of switch unit 110 is connected between power supply 200 and onunit 120, switch unit 110 it is defeated
Outlet is grounded；
When switch unit 110 disconnects, onunit 120 is connected, with turn-on power 200 and load；
When switch unit 110 is closed, power supply 200 is grounded by switch unit 110.
In the present embodiment, when power supply 200 needs powering load, switch unit 110 is disconnected, makes onunit 120
Conducting, so that power supply 200 and load conduction, so as to make 200 powering load of power supply.When powering without power supply 200, turn on
Unit 110 is closed, is disconnected with onunit 120, so that power supply 200 is disconnected with load.That is in the present embodiment, work as switch
When unit 110 is connected, onunit 120 is not turned on, and load is made to be disconnected with power supply 200, so as to which load be made not work.The present embodiment
The power starting circuit 100 of offer can be when power supply 200 need not power, and deenergization 200 prevents 200 internal circuit of power supply
Electric energy is consumed, so as to improve the service life of power supply 200.
In the present embodiment, the input terminal electric connection of power supply 200 of switch unit 110 and onunit 120, switch unit
110 output terminal ground connection.When switch unit 110 is connected, power supply 200 is directly grounded by the switch unit 110 of closure.
Referring to Fig. 3, onunit 120 includes first switch pipe Q1 and second switch pipe Q2, first switch pipe Q1 includes
First end, second end and third end, second switch pipe Q2 include the 4th end, the 5th end and the 6th end, and first end connects with power supply 200
It connecing, second end is connected with load, third end and six end connecting, between the connection of the 4th end and power supply 200 and first end, the 5th end
Ground connection；
When switch unit 110 is closed, the 5th end is connected with the 6th end, is grounded third end, so that first end and second
End conducting, so as to turn-on power 200 and load.
In the present embodiment, first switch pipe Q1 is metal-oxide-semiconductor, and first end is source S, and second end is drain D, and third end is
Grid G.The source S of first switch pipe Q1 is connect with power supply 200, and drain D and the load of first switch pipe Q1 connect, first switch
The grid G of pipe Q1 is connect with second switch pipe Q2.
It should be noted that in the present embodiment, first switch pipe Q1 is metal-oxide-semiconductor, and but not limited to this, it is new in this practicality
In the other embodiment of type, first switch pipe Q1 can also be triode, and the scheme being equal with the present embodiment can reach this reality
The effect of example is applied, it is within the protection scope of the present utility model.
In the present embodiment, first switch pipe Q1 is p-type metal-oxide-semiconductor, when first switch pipe Q1 source S voltage higher than the
During the voltage of the grid G of one switching tube Q1, the source S of first switch pipe Q1 is connected with drain D, so as to make power supply 200 and load
Conducting.
In the present embodiment, second switch pipe Q2 is metal-oxide-semiconductor, and the 4th end is grid G, and the 5th end is source S, and the 6th end is
Drain D.The grid G of second switch pipe Q2 is connect with the output terminal of switch unit 110, the source S ground connection of second switch pipe Q2, the
The drain D of two switching tube Q2 is connect with the grid G of first switch pipe Q1.
It should be noted that in the present embodiment, second switch pipe Q2 is metal-oxide-semiconductor, and but not limited to this, it is new in this practicality
In the other embodiment of type, second switch pipe Q2 can also be triode, and the scheme being equal with the present embodiment can reach this reality
The effect of example is applied, it is within the protection scope of the present utility model.
In the present embodiment, second switch pipe Q2 is N-type metal-oxide-semiconductor, when second switch pipe Q2 grid G voltage higher than the
During the voltage of the source S of two switching tube Q2, the drain D of second switch pipe Q2 is connected with the source S of second switch pipe Q2.
In the present embodiment, when switch unit 110 disconnects, power supply 200 is to the high electricity of grid G output of second switch pipe Q2
It is flat, make the voltage of source S of the voltage higher than second switch pipe Q2 of the grid G of second switch pipe Q2, make second switch pipe Q2's
Drain D is connected with the source S of second switch pipe Q2.
After the drain D of second switch pipe Q2 is connected with the source S of second switch pipe Q2, make the grid of first switch pipe Q1
G is grounded, and the source S of first switch pipe Q1 is connect with power supply 200, input high level.Make the voltage of the source S of first switch pipe Q1
The voltage of grid G higher than first switch pipe Q1, so as to make the drain D of the source S of first switch pipe Q1 and first switch pipe Q1
Conducting, so as to which power supply 200 be made to be connected with load.
In the present embodiment, onunit 120 further includes first resistor R1, and first resistor R1 is series at power supply 200 and
Between three ends.First resistor R1 has partial pressure effect, after switch unit 110 disconnects, after second switch pipe Q2 breaks down, the
One resistance R1 has partial pressure effect, makes the electricity of grid G of the voltage higher than first switch pipe Q1 of the source S of first switch pipe Q1
Pressure.So as to which the source S for making first switch pipe Q1 is connected with the drain D of first switch pipe Q1.
It should be noted that in the present embodiment, onunit 120 further includes second switch pipe Q2, first resistor R1, but
This is not limited to, in the other embodiment of the utility model, onunit 120 can only include first resistor R1 or only wrap
Include second switch pipe Q2.When onunit 120 only includes second switch pipe Q2, the turn on process of first switch pipe Q1 is as above
It states, when the onunit 120 only includes first resistor R1, the turn on process of first switch pipe Q1 is for example above-mentioned, herein no longer
It repeats.The scheme being equal with the present embodiment can achieve the effect that the present embodiment, within the protection scope of the present utility model.
In the present embodiment, power starting circuit 100 further includes second resistance R2, and one end of second resistance R2 is used for and electricity
Source 200 connects, and other end connection is connect with the input terminal of switch unit 110 and the 4th end.Second resistance R2 has partial pressure effect,
Stablize the input voltage at the grid G of second switch pipe Q2.
Referring to Fig. 4, in the present embodiment, power starting circuit 100 further includes pressure regulation unit 130, pressure regulation unit 130 with
Power supply 200, switch unit 110 and onunit 120 are electrically connected, for adjusting the input voltage of power supply 200.
In the present embodiment, pressure regulation unit 130 includes the first diode D1 and the second diode D2, the first diode D1's
Plus earth, the cathode of the first diode D1 are connect with power supply 200.The anode of second diode D2 is connect with power supply 200, and second
The cathode of diode D2 is connect with a stabilized power source 200.That is the first diode D1 and the second diode D2 Opposite direction connections form pincers
Position circuit makes the voltage of input power start-up circuit 100 be less than or equal to the voltage value of stabilized power source 200.Prevent input power from opening
The voltage value stabilization of dynamic circuit 100, reduces the damage of power starting circuit 100.
The operation principle of power starting circuit 100 provided in this embodiment：In the present embodiment, when switch unit 110 is disconnected
When opening, when switch unit 110 disconnects, power supply 200 exports high level to the grid G of second switch pipe Q2, makes second switch pipe
The voltage of source S of the voltage of the grid G of Q2 higher than second switch pipe Q2 makes the drain D and second switch of second switch pipe Q2
The source S conducting of pipe Q2.After the drain D of second switch pipe Q2 is connected with the source S of second switch pipe Q2, make first switch pipe
The grid G ground connection of Q1, the source S of first switch pipe Q1 are connect with power supply 200, input high level.Make the source of first switch pipe Q1
The voltage of grid G of the voltage of pole S higher than first switch pipe Q1, so as to make the source S of first switch pipe Q1 and first switch pipe
The drain D conductings of Q1, so as to which power supply 200 be made to be connected with load.When switch unit 110 is closed, power supply 200 passes through switch unit
110 ground connection, make power supply 200 be disconnected with load.
In conclusion power starting circuit 100 provided in this embodiment, in the present embodiment, in the present embodiment, works as electricity
When source 200 needs powering load, switch unit 110 is disconnected, onunit 120 is connected, so that power supply 200 is led with load
It is logical, so as to make 200 powering load of power supply.When powering without power supply 200, switch unit 110 is connected, with onunit 120
It disconnects, so that power supply 200 is disconnected with load.Power starting circuit 100 provided in this embodiment can be in power supply 200 without power supply
When, deenergization 200 prevents 200 internal circuit of power supply from consuming electric energy, so as to improve the service life of power supply 200.
Embodiment two
Referring to Fig. 5, present embodiments providing a kind of carrier arrangement 10, carrier arrangement 10 provided in this embodiment can carry
The service life of high carrier arrangement 10.
In order to briefly describe, the present embodiment does not refer to that part can refer to embodiment one.
It should be noted that in the present embodiment, carrier arrangement 10 can be that camera, video camera, earth magnetism etc. meet IP66
Electronic equipment.
Carrier arrangement 10 includes the power starting circuit 100 that power supply 200, shell 300 and embodiment one provide, power supply 200
And power starting circuit 100 is arranged in shell 300.
In the present embodiment, the first contact 310 and the second contact 320 are provided on shell 300, the first contact 310 is with opening
The input terminal connection of unit 110 is closed, the second contact 320 is connected with the output terminal of switch unit 110；
When the first contact 310 and the second contact 320 connect, switch unit 110 is connected；
When the first contact 310 and the second contact 320 disconnect, switch unit 110 disconnects.
In the present embodiment, when switch unit 110 needs conducting, the first contact 310 and the second contact 320 can pass through
External wire connects the first contact 310 and the second contact 320, switch unit 110 is connected.
In the present embodiment, the first contact 310 is integrally formed with shell 300, the second contact 320 and 300 one of shell into
Type.The first contact 310 and the second contact 320 and the fixed effect of shell 300 can be improved, so as to improve power starting circuit
100 operating accuracy.
In the present embodiment, carrier arrangement 10 further includes seal assembly 400,400 and first contact 310 of seal assembly and
Two contacts, 320 selective incubation, to seal the first contact 310 and the second contact 320, to disconnect the input terminal of switch unit 110
And the output terminal of switch unit 110.
In the present embodiment, when 200 powering load of power supply, 400 and first contact 310 of seal assembly and the second contact
320 cooperations, seal the first contact 310 and the second contact 320, prevent power supply 200 during powering load, the first contact
310 and second contact 320 because environmental factors connect so that first switch pipe Q1 end, cause power supply 200 with load disconnect, from
And cause power supply 200 can not powering load, can not work normally carrier arrangement 10.So as to improve the work of carrier arrangement 10
Make effect.
Referring to Fig. 6, in the present embodiment, seal assembly 400 includes two sealings 410, two sealings 410 are distinguished
Coordinate with the first contact 310 and the second contact 320, sealing 410 includes sealing screw 412 and seal washer 414, seals spiral shell
Nail 412 is coordinated by seal washer 414 and the first contact 310 or the second contact 320.
The operation principle of carrier arrangement 10 provided in this embodiment：In the present embodiment, when 200 powering load of power supply
When, two sealings 410 coordinate respectively with the first contact 310 and the second contact 320, disconnect switch unit 110, so that second
Switching tube Q2 is connected, and so as to which first switch pipe Q1 be connected, makes power supply 200 and load conduction, powering load.
In conclusion carrier arrangement 10 provided in this embodiment, in the present embodiment, when 200 powering load of power supply,
Seal assembly 400 coordinates with the first contact 310 and the second contact 320, seals the first contact 310 and the second contact 320, prevents electricity
Source 200 is during powering load, and the first contact 310 and the second contact 320 are because of environmental factors connection, so that first switch
Pipe Q1 end, cause power supply 200 with load disconnect, so as to cause power supply 200 can not powering load, make carrier arrangement 10 can not
Normal work.So as to improve the working effect of carrier arrangement 10.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (10)
1. a kind of power starting circuit, which is characterized in that the power starting circuit includes switch unit and onunit, described
Onunit is electrically connected a power supply and a load, the input terminal of the switch unit are connected to the power supply and the onunit
Between, the output terminal ground connection of the switch unit；
When the switch unit disconnects, the onunit conducting, the power supply and the load is connected；
When the switch unit is closed, the power supply is grounded by the switch unit.
2. power starting circuit according to claim 1, which is characterized in that the onunit include first switch pipe and
Second switch pipe, the first switch pipe include first end, second end and third end, the second switch pipe include the 4th end,
5th end and the 6th end, the first end are connect with the power supply, the second end with it is described load connect, the third end with
The six end connecting, between the 4th end connection and the power supply and the first end, the 5th end ground connection；
When the switch unit is closed, the 5th end is connected with the 6th end, is grounded the third end, so that described
First end is connected with the second end, so as to which the power supply and the load be connected.
3. power starting circuit according to claim 2, which is characterized in that the onunit further includes first resistor,
The first resistor is series between the power supply and the third end.
4. power starting circuit according to claim 2, which is characterized in that the power starting circuit further includes the second electricity
Resistance, one end of the second resistance connect with the power supply, and the other end connects and the input terminal of the switch unit and described the
Four ends connect.
5. power starting circuit according to claim 1, which is characterized in that the power starting circuit further includes pressure regulation list
Member, the pressure regulation unit are electrically connected with the power supply, the switch unit and the onunit, for adjusting the power supply
Input voltage.
6. a kind of carrier arrangement, which is characterized in that including power supply, shell and as claim 1-5 any one of them power supplys open
Dynamic circuit, the power supply and the power starting circuit are arranged in the shell.
7. carrier arrangement according to claim 6, which is characterized in that be provided on the shell the first contact and second touch
Point, first contact are connected with the input terminal of the switch unit, second contact and the output terminal of the switch unit
Connection；
When first contact and second contact portion, the switching means conductive；
When first contact and second contact disconnect, the switch unit disconnects.
8. carrier arrangement according to claim 7, which is characterized in that first contact is integrally formed with the shell,
Second contact is integrally formed with the shell.
9. carrier arrangement according to claim 7, which is characterized in that the carrier arrangement further includes seal assembly, described
Seal assembly and first contact and second contact selective incubation, to seal first contact and described second touch
Point, to disconnect the output terminal of the input terminal of the switch unit and the switch unit.
10. carrier arrangement according to claim 9, which is characterized in that the seal assembly include two sealings, two
The sealing coordinates respectively with first contact and second contact, and the sealing includes sealing screw and sealing
Washer, the sealing screw are coordinated by the seal washer and first contact or second contact.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721748527.8U CN207588702U (en) | 2017-12-14 | 2017-12-14 | A kind of power starting circuit and carrier arrangement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721748527.8U CN207588702U (en) | 2017-12-14 | 2017-12-14 | A kind of power starting circuit and carrier arrangement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207588702U true CN207588702U (en) | 2018-07-06 |
Family
ID=62737755
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721748527.8U Active CN207588702U (en) | 2017-12-14 | 2017-12-14 | A kind of power starting circuit and carrier arrangement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207588702U (en) |
-
2017
- 2017-12-14 CN CN201721748527.8U patent/CN207588702U/en active Active
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