CN207603598U

CN207603598U - A kind of multichannel touch type low-consumption wireless switching device

Info

Publication number: CN207603598U
Application number: CN201721351292.9U
Authority: CN
Inventors: 张白; 孔德超
Original assignee: North Minzu University
Current assignee: North Minzu University
Priority date: 2017-10-19
Filing date: 2017-10-19
Publication date: 2018-07-10
Anticipated expiration: 2027-10-19

Abstract

The utility model is related to a kind of multichannel touch type low-consumption wireless switching devices, including wireless switching transmitting element and wireless switching receiving unit, the wireless switching transmitting element includes multichannel button, multichannel key-press status detection module, multiway analog switch module and wireless transmitter module, a multiway analog switch mould path analoging switch in the block is corresponded in multichannel button all the way, multichannel key-press status detection module is used to detect state whether button is pressed, when wireless transmitter module is pressed for button, switching signal is sent to wireless receiving module；Control module is used for after wireless receiving module receives the switching signal, connects corresponding controlled appliance circuit.Key-press status is detected by multichannel key-press status detection module, when button is not pressed, wireless transmitter module does not work, and only wireless transmitter module just works when by the state of key pressing, and system power dissipation substantially reduces.

Description

A kind of multichannel touch type low-consumption wireless switching device

Technical field

The utility model is related to switching technique field, more particularly to a kind of multichannel touch type low-consumption wireless switching device.

Background technology

Switch, which is one, can make open circuit, the electronic component for making current interruptions or it being made to flow to other circuits.Switch There are a mechanical switch and non-mechanical switches, mechanical switch is by being pressed the connection and disconnection of realization and electrical part, repeatedly It is easily damaged after pressing, and replacement difficulty is big after damage, therefore wireless switching is used widely.

Existing wireless switching is active mostly or realizes power self-support by miniature power generating device.It is but existing miniature The cost is relatively high for power generator, simultaneously because mechanical action is needed, it is also higher using failure rate.With piezoelectric ceramics power generation sheet For form power generation, piezoelectric ceramics power generation sheet is easily damaged, the situation for causing wireless switching that can not use.And active radio switchs It is standby for a long time also to consume a large amount of battery capacities due to limited battery capacity by battery powered, battery standby time is caused to have Limit, and active radio switch still realizes state switching using mechanical switch, limits the use of wireless switching.

Utility model content

The purpose of this utility model is that the high deficiency of power consumption in the presence of improving the prior art, provides a kind of multichannel and touches Touch formula low-consumption wireless switching device.

In order to realize above-mentioned purpose of utility model, the utility model embodiment provides following technical scheme：

5th, a kind of multichannel touch type low-consumption wireless switching device is received including wireless switching transmitting element and wireless switching Unit, the wireless switching transmitting element include multichannel button, the first power module, multichannel key-press status detection module, multichannel Analog switch module and wireless transmitter module, a multiway analog switch mould path analoging switch in the block correspond to one in multichannel button Road, the wireless switching receiving unit include second source module, wireless receiving module and control module, wherein,

Multichannel key-press status detection module is pressed for detecting state whether button is pressed and which road button；

Multiway analog switch module, for the key-press status of each road button for detecting multichannel key-press status detection module Isolation output；

When being pressed for button, switching signal is sent to wireless receiving module for wireless transmitter module；

Control module, for after wireless receiving module receives the switching signal, connecting corresponding controlled appliance circuit.

Preferably, wireless switching transmitting element further includes amplification module, and the amplification module is used for when button is pressed, Amplify the electric current of multichannel key-press status detection module output, wireless transmitter module to be driven to send switch letter to wireless receiving module Number.The Current amplifier for first being exported multichannel key-press status detection module by amplification module, so that amplified electric current is enough Drive wireless transmitter module work.

Preferably, first power module is button cell.

Preferably, the button is touch key-press, and the multichannel key-press status detection module uses TTP224 chips.

Preferably, the wireless transmitter module selects wireless encoding chip, and the wireless receiving module selects wireless decoding Chip.

Preferably, the wireless sending module decodes core with wireless receiving module using 2262/2272 serial wireless encoding Piece.

Preferably, the multiway analog switch module uses CD4066 chips.

Compared with prior art, the beneficial effects of the utility model are：

Key-press status is detected by multichannel key-press status detection module, when button is not pressed, wireless transmitter module not work Make, only wireless transmitter module just works when by the state of key pressing, and device power consumption substantially reduces；

Mechanical switch is eliminated by touch key-press mode, improves the service life of switching device；

It is used by wireless encoding and decoding chip pairing, simplifies wireless system, reduce system cost.

The key-press status of each road button that multichannel key-press status detection module detects is kept apart by multiway analog switch, When wherein one or more buttons are pressed, multiway analog switch isolation exports the key-press status of each road button and controls wireless hair Module work is penetrated, multi-channel control had not only been realized but also had not influenced between each other, and reduced system power dissipation and cost, simplify system knot Structure.

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 structural representation of a kind of multichannel touch type low-consumption wireless switching device that the utility model embodiment provides Figure.

Fig. 2 is the circuit diagram of wireless switching transmitting element in the utility model embodiment.

Specific embodiment

Below in conjunction with attached drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out clear Chu is fully described by, it is clear that the described embodiments are only a part of the embodiments of the utility model rather than whole realities Apply example.The component of the utility model embodiment being usually described and illustrated herein in the accompanying drawings can be come with a variety of different configurations Arrangement and design.Therefore, the detailed description of the embodiment of the utility model provided in the accompanying drawings is not intended to limit below Claimed the scope of the utility model, but it is merely representative of the selected embodiment of the utility model.Based on the utility model Embodiment, those skilled in the art's all other embodiments obtained under the premise of creative work is not made, all Belong to the range of the utility model protection.

It please refers to Fig.1 and Fig. 2, a kind of multichannel touch type low-consumption wireless switching device, the dress is provided in the present embodiment It puts including wireless switching transmitting element and wireless switching receiving unit, wireless switching transmitting element includes multichannel button, the first electricity Source module, multichannel key-press status detection module, multiway analog switch module and wireless transmitter module, in multiway analog switch module A path analoging switch correspond in multichannel button all the way, wireless switching receiving unit include second source module, wireless receiving Module and control module, wherein,

First power module is provided for multichannel key-press status detection module, multiway analog switch module, wireless transmitter module Power supply, second source module provide power supply for wireless receiving module and control module, and 3V buttons may be used in the first power module Battery.

Multichannel key-press status detection module is used to detect state whether button is pressed and where road button is pressed； Output is isolated in multiway analog switch module, the key-press status for multichannel key-press status detection module to be detected.Button is preferred Touch key-press is used, at this point, the inspection that TTP224 chips realize human body touch action may be used in multichannel key-press status detection module It surveys, a TTP224 chip can realize that four tunnels are detected.

Multichannel key-press status detection module is electrically connected with the data terminal of wireless transmitter module, at the same with multiway analog switch mould Testing result is transferred to wireless transmitter module and is opened with multi-channel analog by the input terminal electrical connection of block, multichannel key-press status detection module Close module, multiway analog switch module as long as have export high level all the way as long as so that wireless transmitter module works, i.e. wireless transmission There are one module is detected in multichannel key-press status detection module or when multiple buttons are pressed, pass through the antenna (transmitting in Fig. 2 Module) to wireless receiving module send switching signal.What the wireless transmitter module that wireless receiving module receives identical address was sent Data, and control module is transferred to, control module controls corresponding controlled electricity after the switching signal is received, according to data Device circuit realizes the control function of wireless switching.

In a more preferred embodiment, wireless switching transmitting element can also include amplification module, and amplification module is used for When button is pressed, the electric current of amplification multichannel key-press status detection module output, to drive wireless transmitter module to wirelessly connecing It receives module and sends switching signal.

In a more preferred embodiment, the wireless transmitter module selects wireless encoding chip, the wireless receiving mould Block selects wireless decoding chip.

For example, wireless sending module selects 2262 family chips (PT2262/SC2262), the wireless receiving module is selected 2272 family chips (PT2272/SC2272), as shown in Figure 2.2262 family chips and 2272 family chips are band address and numbers It is cheap according to Infrared Remote-Control Sending/reception chip of encoding function, can at most there are 12 (A0-A11) three-state address end pipe feet (hanging, to connect high level, connect low level), arbitrary combination can provide 531441 address codes, and enough users use.

In a more preferred embodiment, CD4066 chips may be used in multiway analog switch module, as shown in Figure 2. CD4066 chips have the analog switch of four tunnel independences, according to number of keys, multiway analog switch module can use one or Above CD4066 chips.

Low-consumption wireless described in the present embodiment opens the light device, and key-press status is detected by multichannel key-press status detection module, When button is not pressed, wireless transmitter module does not work with amplification module, the wireless transmission only when by the state of key pressing Module just works with amplification module, and device power consumption substantially reduces.

The above, only specific embodiment of the present utility model, but the scope of protection of the utility model is not limited to In this, in the technical scope that any one skilled in the art discloses in the utility model, variation can be readily occurred in Or replace, it should be covered within the scope of the utility model.

Claims

1. a kind of multichannel touch type low-consumption wireless switching device, which is characterized in that including wireless switching transmitting element and wirelessly Receiving unit is switched, the wireless switching transmitting element includes multichannel button, the first power module, multichannel key-press status detection mould Block, multiway analog switch module and wireless transmitter module, a multiway analog switch mould path analoging switch in the block correspond to multichannel and press In key all the way, the wireless switching receiving unit includes second source module, wireless receiving module and control module, wherein,

Multiway analog switch module, for the key-press status of each road button isolation for detecting multichannel key-press status detection module Output；

2. multichannel touch type low-consumption wireless switching device according to claim 1, which is characterized in that wireless switching is sent Unit further includes amplification module, and the amplification module is used for when button is pressed, and amplification multichannel key-press status detection module is defeated The electric current gone out, wireless transmitter module to be driven to send switching signal to wireless receiving module.

3. multichannel touch type low-consumption wireless switching device according to claim 1, which is characterized in that first power supply Module is button cell.

4. multichannel touch type low-consumption wireless switching device according to claim 1, which is characterized in that the button is tactile Button is touched, the multichannel key-press status detection module uses TTP224 chips.

5. multichannel touch type low-consumption wireless switching device according to claim 1, which is characterized in that the wireless transmission 2262/2272 serial wireless encoding/decoding chip is respectively adopted with wireless receiving module in module.

6. multichannel touch type low-consumption wireless switching device according to claim 1, which is characterized in that multiway analog switch Module uses CD4066 chips.