CN2137025Y - Automatic delay-action turning-on and turning-off switch for lights - Google Patents

Abstract

The utility model relates to an automatic delay-action turning-on and turning-off switch for lights, comprising a whole casing comprising a panel, an upper casing, an air cell diaphragm and a lower casing. The bottom of a timing button is provided with a drive rod, an exhausting spring cap, an exhausting reset spring, an air cell diaphragm, an air vent valve and a reset spring lying on the same perpendicular line at the bottom. The upper casing is provided with a static contact and an elastic moving contact inside, and the lower casing is provided with a control air cell with an inlet control micropore. The switch adopts mechanical time delay mechanism. The utility model has the advantages of long service life, convenient installation, saving energy and simple line, applicable to all lighting fittings.

Description

Automatic delay-action turning-on and turning-off switch for lights

The utility model relates to the electric switch field, particularly mechanical type electric light automatic time delay off switch.

Reasons such as have several timing automatic to close lighting switch in the market, but because of selecting for use element improper, construction of switch is reasonable inadequately, the cost price of manufacturing and retail is higher, and useful life is short partially again make its product be difficult to promote the use of; In addition, existing delay switch generally is confined to therefore, limit the scope of application of this product again on the used electric light of stair and corridor; Another is at the reason that is difficult to promote: indicate on many products that power controlling must not be greater than 60 watts (or 100 watts), thereby can only be used to control inky, and can not be used for the lamp that the ring-like fluorescent ceiling light of colony's Architectural Equipment and power controlling surpass 60 watts or 100 watts.

The purpose of this utility model provides a kind of universal automatic time delay off switch, all require the control lighting to open and close the place to can be used for stair, corridor, kitchen, office etc., this switch is not limit power below 1000 watts at power, at voltage is stop voltage grade not below 400 volts, do not limit power supply, do not limit controlling object, the life-span is long, and price is low.

The purpose of this utility model reaches like this, and the automatic time delay off switch that is provided has diaphragm-type air time-delay mechanical contact, and the deferred action of switch is finished by machine components, thereby the purpose of this utility model has just reached fully.

Below in conjunction with accompanying drawing the utility model is elaborated.

Accompanying drawing 1 is each exploded sketch of this switch.

Referring to accompanying drawing 1, the utility model is formed a whole housing by switch panel 1, upper shell 16, silicon rubber air chamber diaphragm 22 and lower house 25.Between panel 1 and upper shell 16, be provided with the timing button 6 that protrudes from panel 1, be sequentially with the drive link 12 that is on the same vertical line for 6 times at timing button, exhaust spring cap 20, vent valve back-moving spring 21, silicon rubber air chamber diaphragm 22, drain tap 23 and back-moving spring 24, in upper shell, be provided with the switch fixed contact 13 of drive link 12 from top to bottom from wherein passing through, flexural spring sheet 15, sheet 19 is placed restrictions in elasticity moving contact 17 and insulation, in said lower house 25, has the control air chamber 27 that its internal diameter matches with the drain tap external diameter, vertically be provided with air inlet control micropore 26 in this control air chamber one side, air inflow is adjusted screw hole 28 and empty filter felt consent 29, said air inflow is adjusted in the screw hole 28 and is held sheepskin pad 30, atresia pressure pad 31 and groove are regularly adjusted screw 32, in sky filter felt consent 29, hold wool filtering felt plug 33, the set insulation in upper shell bottom is placed restrictions on hollow two end distances of sheet 19 from the distance less than elasticity moving contact 17 2 ends, pressed down the position that stops when contacting by drive link so that limit the elasticity moving contact with fixed contact 13, promote two kinds of contact contacts closely, the distance from timing button 6 to lower house each parts of 25 bottoms can make two kinds of contacts (13 after depressing when this button 6,18) connecting and control air chamber 27 interior air are drained is degree.

The utility model respectively has two platinum contacts (15,17) on said switch fixed contact 13 and elasticity moving contact 18, be located at respectively on respectively this contact of drive link 12 both sides in the upper shell 16, said contact (15,17) in the position on the contact when timing button presses down, can contact degree of being fully.

On panel 1, be provided with by dress hole 2(in order to aim at the magazine hole of installing within the walls), light emitting diode lamp hole 3 and timing button hole 4 and vertical crack shape not timing button hole 5, timing button 6 and not timing button 7 are from respectively protruding this hole.Be provided with the not timing toggle 7 that is bolted on the not timing push-and-pull wedge 10 that the inboard has tapered end between one side of panel 1 and the upper shell 16, be provided with the locknut 11 that is used for fixing the not timing toggle in these not timing push-and-pull wedge 10 bottoms, this timing button 6 can move up and down in timing button hole 4, and the not timing button 7 then vertical crack shape not timing button hole 5 in edge horizontally slips.

Have as the spring eye 8 that can embed spring 9 blind holes in the timing button bottom, spring 9 lower ends are provided with drive link 12, can contact with flexural spring sheet 15 when drive link is descending, thereby make elasticity moving contact 18 bullets to fixed contact 13, make circuit turn-on.Said fixed contact 13 and elasticity moving contact 18 are connected to the two ends of circuit respectively.

Said silicon rubber air chamber diaphragm 22 is between upper shell 1 and the lower house 25, when it is subjected to drive link 12 pressure and when depressing, forms airtight air chamber with lower house 25 and circuit is connected.

The course of work of the utility model switch is as follows:

When fixed cycle operator, press the button 6, button is transmitted in timer drive link 12, the bent type reed 15 of these drive link 12 compressings, make its rapid bending and drive elasticity moving contact 18 bullets to fixed contact 13, thereby the platinum contact of fixed contact 13 and elasticity moving contact 18 is connected, at this moment, drive link 12 continues descending, compressing exhaust spring cap 20, vent valve back-moving spring 21, silicon rubber air chamber diaphragm 22, drain tap 23 and back-moving spring 24, drain tap 23 and back-moving spring 24 are pressed among the control air chamber 27 of lower house 25, the air in the control air chamber 27 is squeezed out, make the formation vacuum state, after the release button 6, tension force by spring 24 makes the parts of working just now that the kinetic potential that resets be arranged, but because of air in the control air chamber 27 is squeezed away, wanting resets rapidly is impossible, air in control air chamber 27 can only be sucked by control micropore 26 and replenish, and drain tap 23 workpieces such as grade could reset gradually with entering of air.Intake velocity is regularly adjusted screw 32 by adjusting this groove, just can change the intake velocity of air inlet control micropore 26, thereby controls the resetting time of this switch, i.e. timing.When control air chamber 27 air is inhaled and to be got at when reaching original stress level, workpiece will be under the promotion of back-moving spring 24, return to initial condition, at this moment under the effect of flexural spring sheet 15, rebound rapidly origin-location and break away from of elasticity moving contact 18 with switch fixed contact 13, circuit turn-offs, and light fixture extinguishes.

When taking the not timing operation, toggle 7 is promoted left, drive not timing push-and-pull wedge 10 and be moved to the left, embed between timing button 6 and the timer drive link 12 by its nosed, with 12 extruding of this drive link downwards, thus finish the action of the first half of fixed cycle operator, circuit debugging.When switch attempted to reset under the effect of spring 24, but because push-and-pull wedge 10 inserts between timing button 6 and the drive link 12, and this push-and-pull wedge 10 has occupied the reset space of drive link 12, light fixture just can be kept burning day and night.When needs are turned off the light, not timing button 7 is stirred to the right, recover the space between timing button 6 and the drive link 12, under back-moving spring 24 effects, the parts that push the work forward restore, and the contact disconnects, and circuit disconnects, thereby finishes the action of turning off the light.

The utility model has the following advantages:

1) adopt mechanical type time-delay mechanism, the life-span is long, and reliable in action does not have any requirement to load characteristic;

2) time-delay mechanism's work is quiet, noiselessness;

3) economizing can not power consumption;

4) no any heater element in the switch is so element is not aging;

5) contact capacity is big, and the life-span is long;

6) moving contact has the transition point, because of and, light fixture bright simply, go out agilely;

7) voltage is promptly available below 1000 watts at 400V power, is regardless of interchange, direct current, is regardless of electric pressure, is not subjected to frequency limitation, also need not to consider phase line and zero line when wiring;

8) be applicable to all light fixtures;

9) the thread switching control road is simple, and threading was few when the electrician constructed, and can reduce operating expenses;

10) switch life is long, to work every day 50 times, can use continuously more than 25 years.

Claims (3)

1, electric light automatic time delay off switch, it is characterized in that: by switch panel, upper shell, silicon rubber air chamber diaphragm and lower house are formed a whole housing, between panel and upper shell, be provided with the timing button that protrudes from panel, under timing button, be sequentially with the drive link that is on the same vertical line, the exhaust spring cap, the vent valve back-moving spring, silicon rubber air chamber diaphragm, drain tap and back-moving spring, in upper shell, be provided with the switch fixed contact of drive link from top to bottom from wherein passing through, the flexural spring sheet, sheet is placed restrictions in elasticity moving contact and insulation, in said lower house, has the control air chamber that its internal diameter matches with the drain tap external diameter, vertically be provided with air inlet control micropore in this control air chamber one side, air inflow is adjusted screw hole and empty filter felt consent, said air inflow is adjusted in the screw hole and is held the sheepskin pad, atresia pressure pad and groove are regularly adjusted screw, in sky filter felt consent, hold wool filtering felt plug, the set insulation in upper shell bottom is placed restrictions on hollow two end distances of sheet from the distance less than elasticity moving contact two ends, and the distance of bottom between each parts is with when two kinds of contacts being connected and being made the air of controlling in the air chamber by the degree of being of draining from the timing button to the lower house.

2, according to the described switch of claim 1, it is characterized in that: between side of panel and upper shell, be provided with and protrude from outside the vertical crack of panel and be bolted in not timing toggle on the not timing push-and-pull wedge that the inboard has tapered end.

3, according to the described switch of claim 1, it is characterized in that: two platinum contacts are respectively arranged on said switch fixed contact and elasticity moving contact, be located at respectively on respectively this contact of drive link both sides in the upper shell, said contact in the position on the contact when timing button presses down, can contact degree of being fully.

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