CN206671389U - A kind of intelligent metering case - Google Patents
A kind of intelligent metering case Download PDFInfo
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- CN206671389U CN206671389U CN201720108693.5U CN201720108693U CN206671389U CN 206671389 U CN206671389 U CN 206671389U CN 201720108693 U CN201720108693 U CN 201720108693U CN 206671389 U CN206671389 U CN 206671389U
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Abstract
It the utility model is related to a kind of intelligent metering case, the control circuit opened and closed including chamber door (1), the control chamber door (1), the control circuit includes electromagnetic relay J, the electromagnetic relay J produces electromagnetic force when being powered so that chamber door (1) is closed by adhesive.The utility model instead of traditional iron lock using electromagnetic relay control door opening or closing, avoid operation inconvenience, improve the security performance of batch meter.
Description
Technical field
It the utility model is related to batch meter, more particularly to a kind of intelligent metering case.
Background technology
Traditional batch meter relies primarily on an iron lock and pins chamber door, and Nikkei wind and rain washes away, and iron lock is easy to get rusty, and causes
Operating difficulties when opening staff, there is inconvenience more；In addition, prevent lawless people stealing electricity by iron lock, not only antitheft peace
Overall coefficient is low, easily destroyed, and can not implement to alarm after being destroyed.
So, it is necessary to a kind of new batch meter is designed, the batch meter instead of traditional iron lock, and energy using smart lock
Carry out burglar alarm.
Utility model content
Main purpose of the present utility model is to provide a kind of intelligent metering case, and the smart lock substitution of the batch meter is traditional
Iron is locked, and can make it that the open and close of staff are more convenient succinct, while uses the generation that can effectively prevent stealing electricity phenomenon,
And there is warning function.
To achieve the above objectives, the technical solution adopted in the utility model is：A kind of intelligent metering case, including chamber door, control
Make the control circuit that the chamber door opens and closes, it is characterised in that：The control circuit includes electromagnetic relay J, the electricity
Magnetic relay J produces electromagnetic force when being powered so that chamber door is closed by adhesive.
Further, the control circuit includes rectification reduction voltage circuit, and the rectification reduction voltage circuit is connected with AC power,
The rectification reduction voltage circuit include diode D1, D2, D3, D4, filter capacitor C1, C2, voltage-regulator diode DZ1, DZ2, resistance R1,
R2, R3, described diode D1, D2, D3, D4 form rectifier bridge, and diode D1, D4 positive pole are connected with AC power positive pole, and two
Pole pipe D1 negative pole connection diode D2 positive pole, diode D4 negative pole connection diode D3 positive pole, diode D2, D3's
Negative pole is connected after being connected with the negative pole of AC power, electric capacity C1 positive pole, the negative pole negative pole with diode D1, diode D4 respectively
Negative pole it is corresponding connect, voltage-regulator diode DZ1 is parallel to filter capacitor C1 both ends, resistance R1 one end and voltage-regulator diode
DZ1 negative pole connection, other end connection filter capacitor C2 positive pole, filter capacitor C2 negative pole connection voltage-regulator diode DZ1's
Positive pole is simultaneously grounded, and voltage-regulator diode DZ2 is parallel to filter capacitor C2 both ends, obtains first voltage V1, resistance R2 and R3 series connection
Voltage-regulator diode DZ2 both ends are parallel to afterwards, and the pressure drop of resistance R2 and R3 junctions is second voltage V2.
Further, the control circuit also includes control unit, described control unit include master controller M, optocoupler after
Electrical equipment G；The power supply of the master controller M is provided by the first voltage V1, and the one of the light emitting diode of the light coupling relay G
End is connected with the first interface of the master controller M, other end ground connection, light coupling relay G light-receiving device one end and filter capacitor
C1 positive pole connection, the other end connect the coiler part of the electromagnetic relay J, electromagnetic relay J coiler part it is another
End connection filter capacitor C1 negative pole, electromagnetic relay J armature part is fixed on the chamber door and is grounded.
Further, the control circuit also includes sensing unit, and the sensing unit includes resistance R4, fingerprint inductor
Z；The input of the fingerprint inductor Z is connected by resistance R4 with the second voltage V2, the output of the fingerprint inductor Z
End is connected with master controller M second interface.
Further, the control circuit also includes alarm unit, and the alarm unit includes triode Q1, Q2, resistance
R5, R6, R7 and buzzer B；Described resistance R5 one end is connected with master controller M the 3rd interface, resistance R6 one end connection first
The base stage of external power supply VDD, resistance the R5 other end, the resistance R6 other end with triode Q1 is connected, triode Q1 collection
Electrode connecting triode Q2 base stage, triode Q2 colelctor electrode are connected with buzzer B one end, triode Q2 and triode Q1
Common emitter is simultaneously grounded, and the buzzer B other end passes through resistance R7 the second external power supplys of connection VCC.
The utility model has the following technical effect that：
The utility model replaces traditional iron lock to realize that the closing of chamber door is opened using electromagnetic relay, avoids conventional iron
Lock opens inconvenience caused by with the passing of time getting rusty；Unlocked simultaneously using fingerprint sensing, can prevent criminal from opening biography easily
The generation for iron lock stealing electricity of uniting；When having a power failure or having criminal to be stolen, warning device can be alarmed in time, remind work
Make personnel and take relevant action in time, improve the security performance of whole batch meter.
Brief description of the drawings
Fig. 1 is the structural representation according to the intelligent metering case of a preferred embodiment of the present utility model.
Fig. 2 is the circuit diagram according to the intelligent metering case of a preferred embodiment of the present utility model.
Embodiment
Describe to be used to disclose the utility model so that those skilled in the art can realize the utility model below.Retouch below
Preferred embodiment in stating is only used as illustrating, it may occur to persons skilled in the art that other obvious modifications.
As Fig. 1 shows a kind of intelligent metering case, Fig. 2 shows a kind of circuit diagram of intelligent metering case, the intelligent metering
The control circuit that case includes chamber door 1, the control chamber door 1 opens and closes, the control circuit include electromagnetic relay J, institute
State when electromagnetic relay J is powered and produce electromagnetic force so that chamber door is closed by adhesive.
Further, the control circuit includes rectification reduction voltage circuit 2, and the rectification reduction voltage circuit 2 connects with AC power
Connect, the rectification reduction voltage circuit includes diode D1, D2, D3, D4, filter capacitor C1, C2, voltage-regulator diode DZ1, DZ2, resistance
R1, R2, R3, described diode D1, D2, D3, D4 form rectifier bridge, and diode D1, D4 positive pole are connected with AC power positive pole,
Diode D1 negative pole connection diode D2 positive pole, diode D4 negative pole connection diode D3 positive pole, diode D2, D3
Negative pole be connected after be connected with the negative pole of AC power, electric capacity C1 positive pole, the negative pole negative pole with diode D1, diode respectively
D4 negative pole is corresponding to be connected, and voltage-regulator diode DZ1 is parallel to filter capacitor C1 both ends, resistance R1 one end and voltage-regulator diode
DZ1 negative pole connection, other end connection filter capacitor C2 positive pole, filter capacitor C2 negative pole connection voltage-regulator diode DZ1's
Positive pole is simultaneously grounded, and voltage-regulator diode DZ2 is parallel to filter capacitor C2 both ends, obtains first voltage V1, resistance R2 and R3 series connection
Voltage-regulator diode DZ2 both ends are parallel to afterwards, and the pressure drop of resistance R2 and R3 junctions is second voltage V2.
Further, the control circuit also includes control unit 3, and described control unit 3 includes master controller M, optocoupler
Relay G；The power supply of the master controller M is provided by the first voltage V1, the light emitting diode of the light coupling relay G
One end is connected with the first interface of the master controller M, other end ground connection, light coupling relay G light-receiving device one end and filtered electrical
Hold C1 positive pole connection, the other end connects the coiler part of the electromagnetic relay J, electromagnetic relay J coiler part it is another
One end connection filter capacitor C1 negative pole, electromagnetic relay J armature part is fixed on the chamber door 1 and is grounded.
Further, the control circuit also includes sensing unit 4, and the sensing unit 4 includes resistance R4, fingerprint senses
Device Z；The input of the fingerprint inductor Z is connected by resistance R4 with the second voltage V2, and the fingerprint inductor Z's is defeated
Go out end to be connected with master controller M second interface.
Further, the control circuit also includes alarm unit 5, and the alarm unit 5 includes triode Q1, Q2, electricity
Hinder R5, R6, R7 and buzzer B；Described resistance R5 one end is connected with master controller M the 3rd interface, resistance R6 one end connection the
The base stage of one external power supply VDD, resistance the R5 other end, the resistance R6 other end with triode Q1 is connected, triode Q1's
Colelctor electrode connecting triode Q2 base stage, triode Q2 colelctor electrode are connected with buzzer B one end, triode Q2 and triode
Q1 common emitters are simultaneously grounded, and the buzzer B other end passes through resistance R7 the second external power supplys of connection VCC.
Under normal circumstances, master controller M the 3rd interface output high level, due to swinging to for triode Q1 and triode Q2
Effect, buzzer electric must not pipe；Master controller M first interface output high level so that luminous the two of light coupling relay G
Pole pipe is turned on, and the optical signal of light emitting diode transmission is converted into electric signal by light coupling relay G light-receiving device so that electromagnetism relay
Device J obtains electric generation electromagnetic attraction, and the armature on adhesive chamber door 1, batch meter is in Normal Shutdown state；When operating personnel carry out electricity
During the inspection operations such as table, press fingerprint inductor, fingerprint inductor will store in the finger print data collected and master controller M
Staff's finger print data is compared, when data match, master controller M first interface output low level, optocoupler after
The light emitting diode of electrical equipment is not turned on, and is corresponding with electromagnetic relay power-off, and electromagnetic attraction is disappeared, and chamber door is opened；If it is illegal
Molecule, when pressing fingerprint inductor, fingerprint inductor collects finger print data and the employee's finger print data stored in master controller M
Mismatch, then master controller M first interface still exports high level so that chamber door remains off, while the of master controller M
Three interfaces export low level so that buzzer must conduct, and send and pipe, and remind the staff of control centre nearby to be surveyed
Examine detection；When powering-off state occurs, master controller M due to power-off so that the 3rd interface export low level, triode Q1,
Q2's swings under effect, and buzzer must conduct, and pipe alarm, reminds the staff of control centre nearby to be handled in time
Maintenance.
The caused unlatching of getting rusty that such batch meter avoids conventional iron lock is difficult, easily by the phenomenon of criminal's stealing electricity
Generation, simultaneously because using intelligentized control method, can carry out alarm when being in an emergency or emergency situations,
Also improve the security performance of batch meter.
The advantages of general principle of the present utility model, principal character and the utility model has been shown and described above.One's own profession
The technical staff of industry is it should be appreciated that the utility model is not restricted to the described embodiments, described in above-described embodiment and specification
Simply principle of the present utility model, the utility model also has respectively on the premise of the spirit and scope of the utility model is not departed from
Kind changes and improvements, these changes and improvements are both fallen within claimed the scope of the utility model.The requires of the utility model
Protection domain defined by appended claims and its equivalent.
Claims (4)
1. a kind of intelligent metering case, including the control circuit that chamber door (1), the control chamber door (1) open and close, its feature exist
In：The control circuit includes electromagnetic relay J, the electromagnetic relay J and produces electromagnetic force when being powered so that chamber door (1) quilt
Adhesive is closed；
The control circuit includes rectification reduction voltage circuit (2), and the rectification reduction voltage circuit (2) is connected with AC power, described whole
Flowing reduction voltage circuit includes diode D1, D2, D3, D4, filter capacitor C1, C2, voltage-regulator diode DZ1, DZ2, resistance R1, R2, R3,
Described diode D1, D2, D3, D4 form rectifier bridge, and diode D1, D4 positive pole are connected with AC power positive pole, diode D1
Negative pole connection diode D2 positive pole, diode D4 negative pole connection diode D3 positive pole, diode D2, D3 negative pole phase
It is connected after even with the negative pole of AC power, electric capacity C1 positive pole, the negative pole negative pole with diode D1, diode D4 negative pole respectively
Corresponding connection, voltage-regulator diode DZ1 are parallel to filter capacitor C1 both ends, resistance R1 one end and bearing for voltage-regulator diode DZ1
Pole connects, other end connection filter capacitor C2 positive pole, and filter capacitor C2 negative pole connection voltage-regulator diode DZ1 positive pole simultaneously connects
Ground, voltage-regulator diode DZ2 are parallel to filter capacitor C2 both ends, obtain first voltage V1, are parallel to after resistance R2 and R3 series connection
Voltage-regulator diode DZ2 both ends, the pressure drop of resistance R2 and R3 junctions is second voltage V2.
2. intelligent metering case according to claim 1, it is characterised in that：The control circuit also includes control unit (3),
Described control unit (3) includes master controller M, light coupling relay G；The power supply of the master controller M is by the first voltage V1
There is provided, one end of the light emitting diode of the light coupling relay G is connected with the first interface of the master controller M, another termination
Ground, light coupling relay G light-receiving device one end are connected with filter capacitor C1 positive pole, and the other end connects the electromagnetic relay J's
Coiler part, the other end connection filter capacitor C1 of electromagnetic relay J coiler part negative pole, electromagnetic relay J armature
Part is fixed on the chamber door (1) and is grounded.
3. intelligent metering case according to claim 2, it is characterised in that：The control circuit also includes sensing unit (4),
The sensing unit (4) includes resistance R4, fingerprint inductor Z；The input of the fingerprint inductor Z by resistance R4 with it is described
Second voltage V2 connections, the output end of the fingerprint inductor Z are connected with master controller M second interface.
4. intelligent metering case according to claim 3, it is characterised in that：The control circuit also includes alarm unit (5),
The alarm unit (5) includes triode Q1, Q2, resistance R5, R6, R7 and buzzer B；Described resistance R5 one end and master controller
M the 3rd interface connection, resistance R6 one end connect the first external power supply VDD, and the resistance R5 other end, the resistance R6 other end is equal
It is connected with triode Q1 base stage, triode Q1 colelctor electrode connecting triode Q2 base stage, triode Q2 colelctor electrode and honeybee
Ring device B one end connection, triode Q2 and triode Q1 common emitters are simultaneously grounded, and the buzzer B other end is connected by resistance R7
Meet the second external power supply VCC.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720108693.5U CN206671389U (en) | 2017-01-21 | 2017-01-21 | A kind of intelligent metering case |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720108693.5U CN206671389U (en) | 2017-01-21 | 2017-01-21 | A kind of intelligent metering case |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206671389U true CN206671389U (en) | 2017-11-24 |
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ID=60377953
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720108693.5U Active CN206671389U (en) | 2017-01-21 | 2017-01-21 | A kind of intelligent metering case |
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| Country | Link |
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| CN (1) | CN206671389U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108877435A (en) * | 2018-07-17 | 2018-11-23 | 陕西中科大西科普文化发展有限公司 | A kind of experimental teaching aids for demonstrating electromagnetic induction principle |
-
2017
- 2017-01-21 CN CN201720108693.5U patent/CN206671389U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108877435A (en) * | 2018-07-17 | 2018-11-23 | 陕西中科大西科普文化发展有限公司 | A kind of experimental teaching aids for demonstrating electromagnetic induction principle |
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