CN205910557U - Car as a house intelligence power saving master switch - Google Patents

Abstract

The utility model provides a car as a house intelligence power saving master switch, includes aluminum casing, locates the circuit board in the aluminum casing, aluminum casing includes lid behind the aluminum hull, aluminum hull upper cover, aluminum hull lower cover, aluminum hull panel, be equipped with the relay on the circuit board, the relay is connected with the circuit board, the relay both sides are connected with two flat copper lines respectively, be equipped with reset switch, LED pilot lamp, copper terminal on the aluminum hull panel, including MCU control circuit, opto -coupler circuit, interface circuit, power supply circuit, current -limiting circuit, filter circuit, drive circuit on the circuit board. The utility model discloses car as a house intelligence power saving master switch's circuit board adopts MCU control chip, can real -time detection storage battery voltage variation to actuation of program control relay or disconnection through corresponding among the MCU have realized intelligent control, and the protection storage battery is not crossed and is put, is not crossed to be filled, have guaranteed the life of storage battery, have reached the effect of power saving simultaneously.

Description

A kind of caravan intelligent power saving master switch

Technical field

The utility model is related to main switch for car power source field, espespecially a kind of caravan intelligent power saving master switch.

Background technology

For the safety of caravan, generally can its objective is to break down when vehicle circuitry onboard equipped with battery main switch When, can fast shut-off car load power supply, avoid as far as possible accident occur.On market, existing caravan master switch is generally always opened manually Close and electromagnetic type master switch, manual master switch can only manually operate, and does not have storage battery under-voltage protection function, will not protect storage battery by mistake Put, hand operating mechanism, underaction, and electromagnetic type master switch is not intelligent, does not also have storage battery under-voltage protection function simultaneously And functions of indicator light, power consumption leads to greatly easily generate heat.

Utility model content

For solving the above problems, the utility model provides one kind storage battery can be protected intelligently to disconnect according to battery power situation Master switch, protects storage battery not crossed and puts, overcharges, and works and be not easy when standby the caravan intelligent power saving master switch generating heat.

For achieving the above object, the technical solution adopted in the utility model is: a kind of caravan intelligent power saving master switch, including Aluminum shell, the circuit board in aluminum shell, described aluminum shell includes aluminum hull bonnet, lid, aluminum hull lower cover, aluminum hull face on aluminum hull Plate, described circuit board is provided with relay, and described relay is connected with circuit board, and described relay both sides are connected to two Copper cash, described aluminum hull panel is provided with reset switch, led indicator lamp, copper binding post, described reset switch, led indicator lamp all with Circuit board connects, and described copper binding post is connected with copper cash, and described circuit board includes mcu control circuit, photoelectric coupled circuit, interface electricity Road, power circuit, current-limiting circuit, filter circuit, drive circuit, described current-limiting circuit is connected with power circuit, described filtered electrical Road is connected with current-limiting circuit, and described photoelectric coupled circuit, interface circuit, filter circuit, drive circuit are all connected with mcu control circuit.

Specifically, described mcu control circuit adopts stm8s003f control chip, described photoelectric coupled circuit and control chip Pc5-pc6 port connects, and described interface circuit is connected with pd4-pd6, pb4-pb5, swim port of control chip respectively, described Filter circuit is connected with the pd2-pd3 port of control chip, and described drive circuit is connected with the pc3-pc4 port of control chip, Described led indicator lamp is connected with the pa3 port of control chip, and described reset switch is connected with the pc7 port of control chip, described Relay is connected with drive circuit.

Specifically, described power circuit also includes power-switching circuit.

Specifically, on described aluminum hull, lid is connected and fixed with aluminum hull lower cover, on described aluminum hull bonnet, aluminum hull panel and aluminum hull Lid, aluminum hull lower cover are all screwed.

Specifically, described copper cash is formed by fixedly connecting by two pure copper wires, and described copper cash two ends are provided with the first screw hole, institute State relay two ends and be provided with second screw hole corresponding with the first screw hole, described first screw hole, the second screw hole pass through spiral shell Silk, nut are fixed.

Specifically, it is provided with first through hole in the middle of described copper cash, described aluminum hull panel is provided with the second through hole, described copper binding post Fixed using copper nut respectively through first through hole, the second through hole, and the front end in copper binding post, rear end.

Specifically, described copper binding post front end is fixed using two copper nuts, a copper backing and aluminum hull panel, described copper Binding post rear end is fixed using a copper nut, two copper backings and copper cash.

Specifically, described relay is can be by the magnetic latching relay of 400a, and described aluminum hull panel is aluminum hull plastic rubber surface Plate, described led indicator lamp is on reset switch.

The beneficial effects of the utility model are: the circuit board of the utility model caravan intelligent power saving master switch adopts mcu Control chip, can real-time detection battery voltage change, and by programme-control relay adhesive or disconnected corresponding in mcu Open it is achieved that Based Intelligent Control, protect storage battery not crossed and put, overcharge the service life it is ensured that storage battery.Additionally, relay adopts Can be by the magnetic latching relay of 400a electric current, high power load all can pass through, low in energy consumption it is not easy to heating, reach simultaneously The effect of power saving, and aluminum hull panel is provided with reset switch and led indicator lamp, can understand current work by led indicator lamp Make state, and emergency pattern can be switched to by reset switch.

Brief description

Fig. 1 is explosive view of the present utility model.

Fig. 2 is stereogram of the present utility model.

Fig. 3 is front view of the present utility model.

Fig. 4 is top view of the present utility model.

Fig. 5 is upward view of the present utility model.

Fig. 6 is side view of the present utility model.

Fig. 7 is circuit theory diagrams of the present utility model.

Drawing reference numeral illustrates: 1. aluminum shell；11. aluminum hull bonnets；Cover on 12. aluminum hulls；13. aluminum hull lower covers；14. aluminum hull faces Plate；141. second through holes；2. circuit board；3. relay；31. second screw holes；4. copper cash；41. first screw holes；42. first Through hole；5. reset switch；6.led indicator lamp；7. copper binding post；8. screw；9. nut；10. copper nut；011. copper backing.

Specific embodiment

Refer to shown in Fig. 1-7, the utility model with regard to a kind of caravan intelligent power saving master switch, including aluminum shell 1, located at Circuit board 2 in aluminum shell 1, described aluminum shell 1 includes aluminum hull bonnet 11, lid 12, aluminum hull lower cover 13, aluminum hull panel on aluminum hull 14, described circuit board 2 is provided with relay 3, and described relay 3 is connected with circuit board 2, and described relay 3 both sides connect respectively There are two copper cash 4, described aluminum hull panel 14 is provided with reset switch 5, led indicator lamp 6, copper binding post 7, described reset switch 5, Led indicator lamp 6 is all connected with circuit board 2, and described copper binding post 7 is connected with copper cash 4, described circuit board 2 includes mcu and controls electricity Road, photoelectric coupled circuit, interface circuit, power circuit, current-limiting circuit, filter circuit, drive circuit, described current-limiting circuit and power supply electricity Road connects, and described filter circuit is connected with current-limiting circuit, described photoelectric coupled circuit, interface circuit, filter circuit, drive circuit all with Mcu control circuit connects.

Compared with prior art, the circuit board of the utility model caravan intelligent power saving master switch adopts mcu control chip, Can the change of real-time detection battery voltage, and by programme-control relay 3 adhesive corresponding in mcu or disconnection it is achieved that Based Intelligent Control, protects storage battery not crossed and puts, overcharges the service life it is ensured that storage battery.Additionally, relay 3 is using can pass through The magnetic latching relay 3 of 400a electric current, high power load all can pass through, low in energy consumption it is not easy to heating, reached power saving simultaneously Effect, and aluminum hull panel 14 is provided with reset switch 5 and led indicator lamp 6, can understand work at present by led indicator lamp 6 State, and reset switch 5 switching working mode can be passed through.

Specifically, described mcu control circuit adopts stm8s003f control chip, described photoelectric coupled circuit and control chip Pc5-pc6 port connects, and described interface circuit is connected with pd4-pd6, pb4-pb5, swim port of control chip respectively, described Filter circuit is connected with the pd2-pd3 port of control chip, and described drive circuit is connected with the pc3-pc4 port of control chip, Described led indicator lamp 6 is connected with the pa3 port of control chip, and described reset switch 5 is connected with the pc7 port of control chip, institute State relay 3 to be connected with drive circuit.

Specifically, described power circuit also includes power-switching circuit.

Specifically, on described aluminum hull, lid 12 connects and fixes with aluminum hull lower cover 13, described aluminum hull bonnet 11, aluminum hull panel 14 and On aluminum hull, lid 12, aluminum hull lower cover 13 are all fixing by screw 8.

Specifically, described copper cash 4 is formed by fixedly connecting by two pure copper wires 4, and described copper cash 4 two ends are provided with the first screw hole 41, described relay 3 two ends are provided with and corresponding second screw hole 31 of the first screw hole 41, described first screw hole 41, second Screw hole 31 passes through screw 8, nut 9 is fixed.

Specifically, it is provided with first through hole 42 in the middle of described copper cash 4, described aluminum hull panel 14 is provided with the second through hole 141, described Copper binding post 7 passes through first through hole 42, the second through hole 141, and the front end in copper binding post 7, rear end are respectively using copper nut 10 is fixing.

Specifically, described copper binding post 7 front end uses 10, copper backing of two copper nuts 011 solid with aluminum hull panel 14 Fixed, described copper binding post 7 rear end uses 10, two copper backings of a copper nut 011 fixing with copper cash 4.

Specifically, described relay 3 is the magnetic latching relay 3 that can pass through 400a, and described aluminum hull panel 14 is moulded for aluminum hull Glue surface plate 14, described led indicator lamp 6 is on reset switch 5.

Using such scheme, excitation is not needed using magnetic latching relay 3, save excitation power consumption, relay 3 only exists Adhesive or electricity consumption in 0.1 second of disconnection, normal holding adhesive or off-state, thus the effect of the power saving having reached.

Below by specific embodiment, the utility model is described further.

The mcu control circuit of this specific embodiment caravan intelligent power saving master switch is carried out using stm8s003f control chip Management, the change of real-time detection battery voltage, and can Based Intelligent Control magnetic latching relay 3 adhesive or disconnection, thus protecting Shield storage battery is not crossed and is put, overcharges the service life it is ensured that storage battery, and relay 3 only had 3a's at 0.1 second of adhesive or disconnection Electric current passes through, and keeps not needing electric current during adhesive, has reached the effect of power saving simultaneously.Relay 3 in this specific embodiment is adopted With can be by the magnetic latching relay 3 of 400a electric current, high power load all can pass through, low in energy consumption it is not easy to heating.

Aluminum hull panel 14 is provided with reset switch 5 and led indicator lamp 6, and user can be understood currently by led indicator lamp 6 Working condition, aluminum hull panel 14 both sides are provided with negative terminal, control signal wire, when control signal wire connects 12v voltage, always open Close conducting, now led indicator lamp 6 Chang Liang；When control signal wire disconnects, master switch disconnects, and now led indicator lamp 6 extinguishes.Its In, user can pass through reset switch 5 switching working mode, and this specific embodiment has two kinds of mode of operations: intelligent under-voltage protection Mode of operation and storage battery under-voltage emergency pattern.

During intelligent under-voltage protection mode of operation, when battery voltage is less than setting value, led indicator lamp 6 can enter line flicker and carry Show, and after automatic disconnection master switch, led indicator lamp 6 extinguishes；Emergency pattern that storage battery is under-voltage, resets being pressed with the head of a household After switch 5, conducting forced by master switch, and now led indicator lamp 6 is shinny, when voltage is higher than setting value, automatically switches to intelligence Under-voltage protection mode of operation.Wherein, normally intelligent under-voltage protection mode of operation, when protection mechanism starts, must In the case of wanting, user can switch to storage battery under-voltage emergency pattern by reset switch 5, when protection mechanism releases, Master switch can automatically switch to intelligent under-voltage protection mode of operation.

Embodiment of above is only preferred embodiment of the present utility model to be described, not to the utility model Scope be defined, on the premise of without departing from the utility model design spirit, this area ordinary skill technical staff to this Various modifications and improvement that the technical scheme of utility model is made, all should fall into the guarantor that claims of the present utility model determine In the range of shield.

Claims (8)

1. a kind of caravan intelligent power saving master switch, including aluminum shell, the circuit board in aluminum shell it is characterised in that: described Aluminum shell includes aluminum hull bonnet, lid, aluminum hull lower cover, aluminum hull panel on aluminum hull, and described circuit board is provided with relay, described relay Device is connected with circuit board, and described relay both sides are connected to two copper cash, described aluminum hull panel be provided with reset switch, Led indicator lamp, copper binding post, described reset switch, led indicator lamp are all connected with circuit board, and described copper binding post is with copper cash even Connect, on described circuit board include mcu control circuit, photoelectric coupled circuit, interface circuit, power circuit, current-limiting circuit, filter circuit, Drive circuit, described current-limiting circuit is connected with power circuit, and described filter circuit is connected with current-limiting circuit, described photoelectric coupled circuit, Interface circuit, filter circuit, drive circuit are all connected with mcu control circuit.

2. a kind of caravan intelligent power saving master switch according to claim 1 it is characterised in that: described mcu control circuit is adopted Use stm8s003f control chip, described photoelectric coupled circuit is connected with the pc5-pc6 port of control chip, described interface circuit is respectively It is connected with pd4-pd6, pb4-pb5, swim port of control chip, the pd2-pd3 port of described filter circuit and control chip Connect, described drive circuit is connected with the pc3-pc4 port of control chip, the pa3 port of described led indicator lamp and control chip Connect, described reset switch is connected with the pc7 port of control chip, and described relay is connected with drive circuit.

3. a kind of caravan intelligent power saving master switch according to claim 1 it is characterised in that: described power circuit also includes Power-switching circuit.

4. a kind of caravan intelligent power saving master switch according to claim 1 it is characterised in that: on described aluminum hull lid and aluminum hull Lower cover connects and fixes, and on described aluminum hull bonnet, aluminum hull panel and aluminum hull, lid, aluminum hull lower cover are all screwed.

5. a kind of caravan intelligent power saving master switch according to claim 1 it is characterised in that: described copper cash is by two fine copper Line is formed by fixedly connecting, and described copper cash two ends are provided with the first screw hole, and described relay two ends are provided with corresponding with the first screw hole The second screw hole, described first screw hole, the second screw hole are fixed by screw, nut.

6. a kind of caravan intelligent power saving master switch according to claim 1 it is characterised in that: be provided with the middle of described copper cash One through hole, described aluminum hull panel is provided with the second through hole, and described copper binding post passes through first through hole, the second through hole, and connects in copper The front end of terminal, rear end are fixed using copper nut respectively.

7. a kind of caravan intelligent power saving master switch according to claim 6 it is characterised in that: described copper binding post front end makes Fixed with two copper nuts, a copper backing and aluminum hull panel, described copper binding post rear end uses copper nut, two copper packings Piece is fixed with copper cash.

8. a kind of caravan intelligent power saving master switch according to claim 1 it is characterised in that: described relay be can pass through The magnetic latching relay of 400a, described aluminum hull panel is aluminum hull plastic rubber panel, and described led indicator lamp is on reset switch.