CN203672996U - Cabinet door opening and closing detection circuit of intelligent package delivery cabinet - Google Patents
Cabinet door opening and closing detection circuit of intelligent package delivery cabinet Download PDFInfo
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- CN203672996U CN203672996U CN201420025918.7U CN201420025918U CN203672996U CN 203672996 U CN203672996 U CN 203672996U CN 201420025918 U CN201420025918 U CN 201420025918U CN 203672996 U CN203672996 U CN 203672996U
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- chip microcomputer
- cabinet door
- cabinet
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Abstract
The utility model discloses a cabinet door opening and closing detection circuit of an intelligent package delivery cabinet, for solving the problem of inconvenient package taking from an intelligent package delivery cabinet by users at night. The cabinet door opening and closing detection circuit comprises an AT89C51 single-chip microcomputer, a quartz crystal oscillator circuit, a power-up reset circuit, a light emitting diode (LED) circuit with at least one path, a power supply VCC, a switch S, and a row resistor Rp, wherein the quartz crystal oscillator circuit, the power-up reset circuit and the LED circuit with the at least one path are respectively connected with the AT89C51 single-chip microcomputer; the power supply VCC is respectively connected with the power-up reset circuit and the LED circuit; the switch S is connected with the LED circuit and is arranged in a cabinet door; the row resistor Rp is connected between the AT89C51 single-chip microcomputer and the LED circuit; and the common pin of the row resistor Rp is connected in series with the power supply VCC. The advantages are as follows: the design is reasonable, the use is convenient, an LED is automatically brightened when the cabinet door of the package delivery cabinet is opened, and the LED is automatically turned off when the cabinet door is closed, so that the convenience of package taking by the users at night is greatly improved.
Description
Technical field
The utility model relates to a kind of testing circuit, specifically, relates to a kind of cabinet door open and close testing circuit of Intelligent Package delivery cabinet.
Background technology
The appearance that Intelligent Package is delivered cabinet has improved all inconvenience that artificial delivery of packages pattern is brought in the past, this kind of Intelligent Package delivered cabinet and can parcel be dropped into after the delivery cabinet of user's appointment postman, send pickup information to user, the guiding user pickup voluntarily of coming, user's pickup of can 24 hours random times of whole day coming, can not clash with the commuter time of post office, its convenience is fairly good.
But, although delivering cabinet, existing Intelligent Package can realize whole day pickup in 24 hours, but still there is certain inconvenience in it, for example user is in the time of night pickup, because the too black and inconvenient parcel of taking in cabinet door inside, particularly in the time being placed with multiple parcel in a cabinet door, user is due to the cause not seeing, not necessarily can once take, this has just caused user need to repeat the consequence of pickup, and its pickup mode is still comparatively loaded down with trivial details.
Utility model content
The purpose of this utility model is to provide a kind of Intelligent Package to deliver the cabinet door open and close testing circuit of cabinet, and while mainly solving night, user delivers the problem of pickup inconvenience cashier's office in a shop at Intelligent Package.
To achieve these goals, the technical solution adopted in the utility model is as follows:
A kind of Intelligent Package is delivered the cabinet door of cabinet and is opened, close testing circuit, comprise AT89C51 single-chip microcomputer, the quartz crystal oscillator circuits being connected with this AT89C51 single-chip microcomputer respectively, electrify restoration circuit and the circuit of LED that is at least a road, the power supply VCC being connected with electrify restoration circuit and circuit of LED respectively, when being connected with circuit of LED and being arranged on closing for cabinet door in cabinet door, disconnect circuit of LED, the switch S of closed circuit of LED when cabinet door is opened, and be connected between AT89C51 single-chip microcomputer and circuit of LED as the exclusion Rp of AT89C51 single-chip microcomputer pull-up resistor, the common pin of described exclusion Rp is connected with power supply VCC.
Specifically, described quartz crystal oscillator circuits comprises that one end is connected with the 19th pin of AT89C51 single-chip microcomputer, the capacitor C 1 of other end ground connection, one end is connected with the 18th pin of AT89C51 single-chip microcomputer, the capacitor C 2 of other end ground connection, and is connected to the quartz oscillator BC between capacitor C 1 and capacitor C 2.
As preferably, described capacitor C 1 and capacitor C 2 are 22P ceramic disc capacitor.
Further, described electrify restoration circuit comprises the electrochemical capacitor C3 that the 9th pin is connected, the other end is connected with power supply VCC of one end and AT89C51 single-chip microcomputer, and one end is connected between AT89C51 single-chip microcomputer and electrochemical capacitor C3, the resistance R 1 of other end ground connection.
Again further, described circuit of LED comprises and is connected with AT89C51 single-chip microcomputer by connector and is arranged on the LED in package delivering cabinet cabinet door, and the resistance R 2 that one end is connected with this LED, the other end is connected with power supply VCC; Described exclusion Rp is connected between AT89C51 single-chip microcomputer and connector, and described switch S is connected between exclusion Rp and connector.
Compared with prior art, the utlity model has following beneficial effect:
(1) the utility model is rational in infrastructure, and principle is simple, easy to use.
(2) the utility model is by the opening and closing of package delivering cabinet cabinet door, realize the shinny of LED and extinguished, thereby facilitate user's pickup at night, even be placed with multiple parcels in a cabinet door, user can disposablely take after seeing clearly, the utility model has solved the defect of prior art, provides convenience for user's pickup at night, has met the demand of user's whole day pickup in 24 hours completely.
(3) capacitor C 1 in the utility model and capacitor C 2 are 22P ceramic disc capacitor, there is good stability, insulativity and high voltage performance, can carry out frequency trim and promote its fast start-up quartz oscillator well, can meet the need of work of AT89C51 single-chip microcomputer.
(4) the utility model cost performance is high, practical, and is easy to manufacture, and therefore, it is with a wide range of applications.
Brief description of the drawings
Fig. 1 is electrical block diagram of the present utility model.
Embodiment
Below in conjunction with drawings and Examples, the utility model is described in further detail, and embodiment of the present utility model includes but not limited to the following example.
Embodiment
As shown in Figure 1, the utility model is mainly used in Intelligent Package and delivers cabinet aspect, and it is mainly made up of power supply VCC, AT89C51 single-chip microcomputer, quartz crystal oscillator circuits, electrify restoration circuit, switch S, exclusion Rp and the circuit of LED that is at least a road.Described quartz crystal oscillator circuits, electrify restoration circuit and all circuit of LED are all connected with AT89C51 single-chip microcomputer, and electrify restoration circuit is all connected with power supply VCC with circuit of LED.Described switch S is arranged on package delivering cabinet cabinet door and is connected with circuit of LED, on the each cabinet door of package delivering cabinet, be equipped with a switch S, all optical diode circuit is connected each switch S with riches all the way, switch S can disconnect circuit of LED in the time that cabinet door is closed, closed circuit of LED when cabinet door is opened.Described exclusion Rp is connected between AT89C51 single-chip microcomputer and circuit of LED, it is for the pull-up resistor of while as the multiple I/O mouths of AT89C51 single-chip microcomputer, realize AT89C51 single-chip microcomputer output high level signal and drive all circuit of LED work, specifically, the common pin of this exclusion Rp is connected with power supply VCC, other resistance in exclusion Rp are all connected with AT89C51 single-chip microcomputer P0 mouth, namely 32nd～39 pins of AT89C51 single-chip microcomputer in Fig. 1.
Described quartz crystal oscillator circuits is used for making the clock circuit of AT89C51 single-chip microcomputer inside to produce time clock, and makes the frequency of this time clock accurately with stable, so that AT89C51 single-chip microcomputer is stablized, normally worked.Specifically, this quartz crystal oscillator circuits comprises that one end is connected with the 19th pin (being XTAL1 pin) of AT89C51 single-chip microcomputer, the capacitor C 1 of other end ground connection, one end is connected with the 18th pin (being XTAL2 pin) of AT89C51 single-chip microcomputer, the capacitor C 2 of other end ground connection, and is connected to the quartz oscillator BC between capacitor C 1 and capacitor C 2.The capacitor C 1 designing in circuit and capacitor C 2 are for finely tuning the oscillation frequency of quartz (controlled) oscillator BC and promoting its fast start-up, and as preferably, in the present embodiment, capacitor C 1 and capacitor C 2 are 22P ceramic disc capacitor.
Described electrify restoration circuit resets to it for before the work of AT89C51 single-chip microcomputer, then provides working power to it, guarantees whole circuit steady operation.Specifically, this electrify restoration circuit comprises the electrochemical capacitor C3 that the 9th pin (being RESET pin) is connected, the other end is connected with power supply VCC of one end and AT89C51 single-chip microcomputer, and one end is connected between AT89C51 single-chip microcomputer and electrochemical capacitor C3, the resistance R 1 of other end ground connection.In the present embodiment, while powering on, electrify restoration circuit adds to of short duration high level of AT89C51 single-chip microcomputer the 9th pin by electrochemical capacitor C3, for AT89C51 single-chip microcomputer, its operating voltage is generally 4.75V～5.25V, therefore, when power supply VCC voltage exceed 4.75V, stable lower than 5.25V and quartz oscillator BC after, due to the high level of the 9th pin, just can make AT89C51 monolithic processor resetting, then start working.And along with power supply VCC has charged to electrochemical capacitor C3, the high level of the 9th pin just can fall after rise gradually to low level, then electrochemical capacitor C3 starts electric discharge, so circulation.
Described circuit of LED comprises and is connected with AT89C51 single-chip microcomputer by connector and is arranged on the LED in package delivering cabinet cabinet door, and the resistance R 2 that one end is connected with this LED, the other end is connected with power supply VCC.As shown in Figure 1, the present embodiment is provided with six road circuit of LED, be connected with 34th～39 pins of AT89C51 single-chip microcomputer respectively, LED is connected with AT89C51 single-chip microcomputer by connector J1, J0, between two connectors, connect by winding displacement, described exclusion Rp is connected between AT89C51 single-chip microcomputer and connector J0, and described switch S is connected between exclusion Rp and connector J0.
After the utility model energising, electrify restoration circuit work, makes AT89C51 monolithic processor resetting, and working power is provided, and in the time that quartz crystal oscillator circuits is stablized and make the inner generation of AT89C51 single-chip microcomputer time clock, AT89C51 single-chip microcomputer is started working.In the time that cabinet door is unlocked, switch S closure, AT89C51 single-chip microcomputer respective pins output low level, and on exclusion Rp, draw strengthen for the corresponding LED of high level rear drive shinny.After cabinet door is closed, switch S disconnects, and LED extinguishes.After cabinet door is opened, because the shinny time of LED is determined by the electrochemical capacitor C3 velocity of discharge, at electrochemical capacitor, C3 is discharged, and charging and power supply VCC voltage exceedes 4.75V, lower than 5.25V before, AT89C51 single-chip microcomputer can not be reset, LED can continuous firing, guarantee before cabinet door is closed, all can continue to keep shinny state, and the electrochemical capacitor C3 velocity of discharge is relevant with its capacity, therefore, as preferably, described electrochemical capacitor C3 amount of capacity is preferably 100 μ F.In addition, the utility model can be realized multiple LEDs simultaneously or extinguish in turn.
Those skilled in the art, according to above-described embodiment and in conjunction with after prior art and common practise, can know the technical scheme that the utility model is complete beyond all doubtly.And what deserves to be explained is; above-described embodiment is only preferably a kind of implementation of the utility model; should be in order to not limit protection domain of the present utility model; in every case any change and polishing of having no essential meaning of having done under body design thought of the present utility model and spirit; or be equal to displacement; its technical matters solving is consistent with the utility model in fact, also should be in protection domain of the present utility model.
Claims (5)
1. the cabinet door of an Intelligent Package delivery cabinet is opened, close testing circuit, it is characterized in that: comprise AT89C51 single-chip microcomputer, the quartz crystal oscillator circuits being connected with this AT89C51 single-chip microcomputer respectively, electrify restoration circuit and the circuit of LED that is at least a road, the power supply VCC being connected with electrify restoration circuit and circuit of LED respectively, when being connected with circuit of LED and being arranged on closing for cabinet door in cabinet door, disconnect circuit of LED, the switch S of closed circuit of LED when cabinet door is opened, and be connected between AT89C51 single-chip microcomputer and circuit of LED as the exclusion Rp of AT89C51 single-chip microcomputer pull-up resistor, the common pin of described exclusion Rp is connected with power supply VCC.
2. a kind of Intelligent Package according to claim 1 is delivered the cabinet door open and close testing circuit of cabinet, it is characterized in that: described quartz crystal oscillator circuits comprises that one end is connected with the 19th pin of AT89C51 single-chip microcomputer, the capacitor C 1 of other end ground connection, one end is connected with the 18th pin of AT89C51 single-chip microcomputer, the capacitor C 2 of other end ground connection, and is connected to the quartz oscillator BC between capacitor C 1 and capacitor C 2.
3. a kind of Intelligent Package according to claim 2 is delivered the cabinet door open and close testing circuit of cabinet, it is characterized in that: described capacitor C 1 and capacitor C 2 are 22P ceramic disc capacitor.
4. deliver the cabinet door open and close testing circuit of cabinet according to a kind of Intelligent Package described in claim 2 or 3, it is characterized in that: described electrify restoration circuit comprises the electrochemical capacitor C3 that the 9th pin is connected, the other end is connected with power supply VCC of one end and AT89C51 single-chip microcomputer, and one end is connected between AT89C51 single-chip microcomputer and electrochemical capacitor C3, the resistance R 1 of other end ground connection.
5. a kind of Intelligent Package according to claim 4 is delivered the cabinet door open and close testing circuit of cabinet, it is characterized in that: described circuit of LED comprises and is connected with AT89C51 single-chip microcomputer by connector and is arranged on the LED in package delivering cabinet cabinet door, and the resistance R 2 that one end is connected with this LED, the other end is connected with power supply VCC; Described exclusion Rp is connected between AT89C51 single-chip microcomputer and connector, and described switch S is connected between exclusion Rp and connector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420025918.7U CN203672996U (en) | 2014-01-16 | 2014-01-16 | Cabinet door opening and closing detection circuit of intelligent package delivery cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420025918.7U CN203672996U (en) | 2014-01-16 | 2014-01-16 | Cabinet door opening and closing detection circuit of intelligent package delivery cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203672996U true CN203672996U (en) | 2014-06-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420025918.7U Expired - Fee Related CN203672996U (en) | 2014-01-16 | 2014-01-16 | Cabinet door opening and closing detection circuit of intelligent package delivery cabinet |
Country Status (1)
| Country | Link |
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| CN (1) | CN203672996U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109343124A (en) * | 2018-12-05 | 2019-02-15 | 六安富华智能信息科技有限公司 | A kind of high iron locker closure monitoring system |
-
2014
- 2014-01-16 CN CN201420025918.7U patent/CN203672996U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109343124A (en) * | 2018-12-05 | 2019-02-15 | 六安富华智能信息科技有限公司 | A kind of high iron locker closure monitoring system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140625 Termination date: 20210116 |
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| CF01 | Termination of patent right due to non-payment of annual fee |