CN2369262Y

CN2369262Y - World indicator with time zone differences display

Info

Publication number: CN2369262Y
Application number: CN 99205539
Authority: CN
Inventors: 黄继祥
Original assignee: Individual
Current assignee: Individual
Priority date: 1999-03-11
Filing date: 1999-03-11
Publication date: 2000-03-15
Anticipated expiration: 2009-03-11

Abstract

The utility model relates to a world map indicator with time zones and a time display, comprising a device main body with a world map. According to longitude lines on the device main body, the surface of the world map indicator can be divided into more than one time zone. Clock display devices are arranged corresponding to every time zone. The display devices are connected with a time controlling circuit. The device main body can be a main body of the world map indicator or a plate-shaped main body. According to the longitude lines of the world map indicator, the surface of the world map indicator can be divided into 24 time zones. Clock display devices are arranged corresponding to every time zone. The display devices are connected with a time controlling circuit. The utility model combines the world map indicator with the time display of asynchronous zones into a whole. According to the distribution of the time zones, the utility model can directly provide local time of every place in the world to users. The utility model has the advantages of simple and reasonable structure and easy manufacture.

Description

Have the world map indicating device that time zone time shows

The utility model relates to a kind of world map indicating device that time zone time shows that has.

Sold various forms of world map indicating devices in the market, people are utilizing these world map indicating devices to be understood universal geography knowledge, or search and need information.But only be covered with world map and warp and weft etc. on the existing world map indicating device, and do not have the division in time zone and time zone time to show.Therefore.The student often is difficult to the time zone is corresponding with world map when studying the geography knowledge, and the direct feel effect is relatively poor; For the personnel that are engaged in Foreign Affair's Service, usually need to search the countries concerned or local time of area, therefore need ransack regionally, search the time difference again to converse local time in somewhere again, and can't learn the local time at a glance, so process comparatively bother, time-consuming.

The purpose of this utility model is to provide at the deficiency of prior art a kind of world map indicating device that time zone time shows that has, its appearance structure is consistent with existing world map indicating device, but is provided with time timing display device at the surperficial corresponding different time zone of world map indicating device.

The purpose of this utility model is achieved in that a kind of world map indicating device that time zone time shows that has, it comprises the device body that has world map, according to the warp on the device body world map indicating device surface is divided into more than one time zone, corresponding each time zone is provided with clock display device, and display device connects time control circuit.Described device body can be world map indicating device body.Described device body can be plate-like body.Described time zone can be 24.Described display device can be charactron or LCD or electroluminescent cell.

Described control circuit can connect initialization circuit and calendar clock circuit by the single-chip microcomputer input port, and output port connects display device by driving circuit and forms.

Described control circuit can connect 24 system counters by initialization circuit, 24 system counters connect the register in corresponding each time zone by the selection function change-over circuit, each register connects code translator again and forms, the selection function change-over circuit connects the output of timer, and the selection function change-over circuit comprises timer pulse control circuit and displacement setting control circuit.

According to the technique scheme analysis as can be known, the time showing of the utility model collection world map indicating device and different time zone is an one.If as instruments used for education, then can the student learn intuitively universal geography whole general picture and with the combining of time zone, improve the quality of teaching; When as office accommodations, can directly provide all over the world local time according to the distribution in time zone for people.The utility model is simple and reasonable, manufactures easily.

The utility model is described in more detail below in conjunction with accompanying drawing and specific embodiments.

Fig. 1 is the structural representation of world map indicating device for the utility model world map indicating device body;

Fig. 2 is the structural representation of plate-like body for the utility model world map indicating device body;

Fig. 3 constitutes block diagram for the utility model clock control circuit;

Fig. 4 is one of the utility model clock control circuit schematic diagram;

Fig. 5 is two of the utility model clock control circuit schematic diagram;

Fig. 6 is another embodiment circuit theory diagrams of the utility model clock control circuit.

Referring to Fig. 1, be a kind of example structure synoptic diagram of the utility model.It comprises the device body that has world map for a kind of world map indicating device that has the time zone time demonstration, and the device body of present embodiment can be world map indicating device body 1.According to the warp on the device body world map indicating device body 1 surface is divided into more than one time zone 2, corresponding each time zone is provided with clock display device 3, and display device 3 connects time control circuit.The time zone is 24 in the present embodiment.Display device 3 can be located on the equator, around one week of the earth, also can be in the warp in a time zone upper and lower settings, be as the criterion with attractive in appearance, readability.Display device can 3 is charactron or LCD or electroluminescent cell.In addition, as shown in Figure 2, device body also can be plate-like body 4, also divides 24 time zones on it, and display device 3 is set respectively.Display device 3 connects time control circuit.Control circuit can be formed also and can be made up of single-chip microcomputer and time-base integrated circuit chip by resolution element.Control circuit device can be arranged in world map indicating device 1 inside or the base, also can be in the back of plate-like body 4.Shown in Fig. 3-5, control circuit of the present utility model can connect 24 system counters by initialization circuit, 24 system counters connect the register in corresponding each time zone by the selection function change-over circuit, each register connects code translator again and forms, the selection function change-over circuit connects the output of timer, and the selection function change-over circuit comprises timer pulse control circuit and displacement setting control circuit.Wherein timer can be existing any time generating apparatus.Display device on each time zone is that each hour increase increases progressively a number, recirculates to 01 after 24 since 01 counting.When the time zone is provided with, Beijing S4 time can be made as first initialization time.Adjusting that state switch K1 is connect and duty select to be provided with interface circuit, and function conversion circuit is selected in the output selecting.Configuration switch K2 connects the input end of 24 system counters by corresponding interface circuits.When initial setting, the normally opened contact 1 of K1,1 ' closure, the normally closed contact 2,2 ' of interlock disconnects, the pulse output end of contact 2 termination timers, the input of 2 ' termination Sheffer stroke gate YF, 3,3 ' normally opened contact closure of K switch 1, contact 3 connects 24 system counter input ends, the input of 3 ' termination Sheffer stroke gate YF, the output C of Sheffer stroke gate YF meets the displacement end CP of register as shift pulse, so.Therefore a point that at this moment is connected to selection function change-over circuit input end is " 1 ", so the selection function change-over circuit is in set condition, at this moment by gauge tap K2, produce and set pulse, 24 system rolling counters forwards, K2 opens this circuit count, closed this circuit shift of K2, it outputs to the selection function change-over circuit with signal by delivery outlet Q1, Q2, Q3, Q4, Q1 ', Q2 ', Q3 ', Q4 ', and changes the data of register S4.Delivery outlet Q1, the Q2 of S4, Q3, Q4, Q1 ', Q2 ', Q3 ', Q4 ' export signal to the input end that drives demonstration and register S5.Q1, the Q2 of same S5, Q3, Q4, Q1 ', Q2 ', Q3 ', Q4 ' export signal to drive to and show and the input end of register S6 ..., and the like up to S3.The Q1 of register S3, Q2, Q3, Q4, Q1 ', Q2 ', Q3 ', Q4 ' export signal to its corresponding driving and show.At the time counting state of operate as normal, K1 opens, so a point is " O ", so the selection function change-over circuit is in recurrent state, each register trigger end CP meets the output C of Sheffer stroke gate YF.Because in normal operation, the normally closed contact 2 of K1,2 ' closure, 3,3 ' normally opened contact is opened, the state of Sheffer stroke gate YF output C only changes according to the pulse d that timer sends, so corresponding display device regularly changes data presented according to time signal, finishes each cycle count of 24 hours in time zone.

As shown in Figure 6, control circuit of the present utility model can be by the input port P30 of single-chip microcomputer 8051, P31, P36 meets the D1 of calendar clock chip DS1302, D2, the D3 mouth, 8051 output port P10-P13 connects the D0-D3 mouth of code translator CD4514-1, the D0-D3 mouth of P00-P03 code translator CD4511-1 DP, the D0-D3 mouth of P04-P07 code translator CD4511-2DP, the D0-D3 mouth of P14-P17 code translator CD4514-2, the D0-D3 mouth of P20-P23 code translator CD4511-3, the D0-D3 mouth of P24-P27 code translator CD4514-3, code translator CD4514-1, the mouth line A0 of CD4514-2, A1, A14, A15 and CD4511-1DP, CD4511-2DPA, B, C, D, E, F, the display device LED that G mouth line connects corresponding time zone forms.The A of CD4511-3, B, C, D, E, F, the pairing display device LED of G mouth line can increase as required, its connection is consistent with CD4511-2 and LED connected mode, therefore provide for repeating among this figure, the LED that mouth line A0, A1, A14, the A15 of same CD4514-3 are connected is the same with the connected mode of CD4514-1 and LED, therefore can not repeat to provide in this figure.Can increase code translator and LED quantity according to the quantity of display device.Annexation and above-mentioned in full accord.

The P33 of single-chip microcomputer 8051, P34, P35, P32 mouth line meet configuration switch K1, K2, K3, K4, and wherein K switch 1 can be and increases progressively button, and K2 can be reset button, and K3, K4 can be the display device selector button.Therefore when the initial setting video data, can the numerical value of needs be set into 8051,, get final product to display device again by corresponding code translator by operation K1, K2, K3, K4.When normal counting, provide the time pulse of benchmark by DS1302, single-chip microcomputer 8051 is regularly with the code translator of this time signal by giving, and reallocation outputs to each display device, and the timing of each display device time shows with above-mentioned scheme.This embodiment device is less, manufactures easily.

When using electroluminescent cell to do display device, the single-chip microcomputer output port connects this display device by conduct drivings (die consistent with existing technology of this part do not given unnecessary details) such as electroluminescent cell institute indispensable amplification oscillatory circuits and gets final product.

Claims

1, a kind of world map indicating device that has the time zone time demonstration, it comprises the device body that has world map, it is characterized in that: world map indicating device surface is divided into more than one time zone according to the warp on the device body, corresponding each time zone is provided with clock display device, and display device connects time control circuit.

2, the world map indicating device that has the time zone time demonstration according to claim 1, it is characterized in that: described device body can be world map indicating device body.

3, the world map indicating device that has the time zone time demonstration according to claim 1, it is characterized in that: described device body can be plate-like body.

4, the world map indicating device that has the time zone time demonstration according to claim 1, it is characterized in that: described time zone can be 24.

5, the world map indicating device that has the time zone time demonstration according to claim 1, it is characterized in that: described display device can be charactron or LCD or electroluminescent cell.

6, the world map indicating device that has the time zone time demonstration according to claim 1, it is characterized in that: described control circuit can connect initialization circuit and calendar clock circuit by the single-chip microcomputer input port, and output port connects display device by driving circuit and forms.

7, the world map indicating device that has the time zone time demonstration according to claim 1, it is characterized in that: described control circuit can connect 24 system counters by initialization circuit, 24 system counters connect the register in corresponding each time zone by the selection function change-over circuit, each register connects code translator again and forms, the selection function change-over circuit connects the output of timer, and the selection function change-over circuit comprises timer pulse control circuit and displacement setting control circuit.