CN2283303Y - Four azimuthal clock change-over switch - Google Patents

Abstract

The utility model relates to a four azimuthal clock change-over switch, comprising two limiting frames, the corresponding positions of the limiting frames are arranged in ninety DEG, and the two limiting frames are respectively provided with steel balls; when the clock is arranged in one azimuth of four setting azimuth, wherein, the steel ball of one limiting frame can be rolled by gravity to conduct a set of guiding pins which are downward extended, and the other steel ball of the other limiting frame can be dropped on a temporary storage; as a result, the automatic switch-over of four set of functions of the four azimuthal clock can be completed.

Description

Four directions bit clock change over switch

The utility model relates to a kind of change over switch of cubic bit clock, being included in two correspondence positions is in the limitting casing of 90 degree, put a steel ball respectively, when clock places orientation setting four orientation, one group of lead foot extending downwards of the steel ball mat gravity rolling of a limitting casing and conducting wherein, the steel ball of another limitting casing then falls within the working area, and four groups of functions finishing cubic bit clock by this automatically switch.

The four directions bit clock is meant a kind of clock that utilizes four faces of periphery of square clock as positioning part, and can set a kind of function respectively as four faces of positioning part, when clock is that positioning part places table to go up or during other plane, this clock can be carried out the function of this positioning part representative with any one face.For example the representative of first face may be that the bell time of opening, the 3rd face that local time, second face are appointment represented the date for certain national urban time, the 4th face; When clock was put with first face, the display floater of its clock will show the local time, and when being converted to second face, the display floater of clock is opening the bell time of display setting automatically just, and the situation of other the 3rd face and the 4th face also is like this.

The basic structure of four directions bit clock can be as shown in Figure 1, it includes protecgulum 1, a bonnet 2, a change over switch 3, a control circuit board 4 and a display floater 5 identical with the protecgulum external form of a tool square housing, after wherein forward and backward lid 1,2 covers mutually and fixes, can ccontaining change over switch 3 and control circuit board 4 in its inner space, and make display floater 5 be set in end face before the protecgulum 1 and form a clock.So when the user placed table last with the one side in the surrounding on this clock, change over switch 3 is conducting one group of function lead foot wherein automatically, made control circuit board 4 export corresponding signal, demonstration on display floater 5.

Above-mentioned change over switch 3, prior art are to implement with structure as shown in Figure 2.By seeing among Fig. 2, but include four pairs of lead foots 34 that hollow square caps 31, that are 45 degree corners with clock square housing are located at cross limit frame 32, the free rolling steel ball 33 in the cap 31 and are located at cap 31 4 corner ends respectively, and these lead foot 34 1 ends extend in four grooves 321 of cross limit frame 32, and end then engages with the circuit of control circuit board 4 respectively in addition.Therefore when steel ball 33 and during mat gravity automatic rolling because of the clock conversion direction, can fall in the cross limit frame 32 corresponding grooves 321, make that group lead foot 34 that extends in this groove 321 be the electric conductor conducting, to finish the automatic switchover of clock four directions bit function by steel ball 33.

Above-mentioned existing change over switch after this case creator's concrete enforcement and observational study, finds that its shortcoming is to have a salient angle 322 between the adjacent grooves 321 of cross limit frame 32.When groove 321 down the time, the top wall of salient angle 322 is level, therefore when the speed of clock conversion position is slow slightly, just has steel ball 33 and can't roll and fall into the possibility of lower grooves 321.

Main purpose of the present utility model is to provide a kind of change over switch of cubic bit clock, and when making clock carry out bearing change, steel ball is fallen into desired position and the corresponding one group of lead foot of conducting smoothly.

The purpose of this utility model is that the following technical scheme of nationality realizes:

A kind of change over switch of cubic bit clock, including two phase the other side answers the position to be the limitting casing that 90 degree corners are arranged, it is characterized in that: the inner edge of this limitting casing has two disposal areas and working area respectively and surrounds the space of four directions sealing, and disposal area in the same limitting casing and working area are staggered 90 degree and arrange, respectively towards an orientation of cubic bit clock, when the disposal area of one of them limitting casing was positioned at upper and lower orientation, the disposal area of another limitting casing then was positioned at left and right orientation; This disposal area is respectively equipped with one group of lead foot again, and the contact jaw of lead foot is positioned at the disposal area, and it is outer and be connected with control circuit board that link extends limitting casing; Be respectively equipped with steel ball in this limitting casing again, when the steel ball in one of them limitting casing tumbles in down disposal area because of conversion position, but the lead foot contact jaw in this disposal area of conducting, steel ball then tumbles in working area down in another limitting casing, make cubic bit clock be carried out the function of this lead foot circuit passband, automatically switch with the function of finishing cubic bit clock by this.

Wherein, the orientation of face of described limitting casing more is provided with a cover plate, and the rear then is provided with a baffle plate, and cover plate and corresponding of baffle plate inner edge have the central protrusion both sides respectively with respect to the two disposal area directions radian of depression slightly.

Advantage of the present utility model is: the change over switch of cubic bit clock is in the limitting casing of 90 degree in two correspondence positions, put a steel ball respectively, when clock places orientation setting four orientation, one group of lead foot extending downwards of the steel ball mat gravity rolling of a limitting casing and conducting wherein, the steel ball of another limitting casing then falls within the working area, and four groups of functions can finishing cubic bit clock automatically switch.

Below in conjunction with drawings and Examples the utility model is described in detail.

Fig. 1 is the structure and the element of existing cubic bit clock conversion alarm clock;

Fig. 2 is the structural representation of existing change over switch;

Fig. 3 is a structural upright exploded view of the present utility model;

Fig. 4 is the action schematic diagram of the utility model when dislocation;

See also Fig. 3, the change over switch of the utility model four directions bit clock includes two opposite positions and is the limitting casing 10,20 that 90 degree corners are arranged, these two limitting casings, 10,20 inner edges, be respectively equipped with 101,102 and 201,202 and two working areas 103,104 of two ccontaining pivots and 203,204, and the disposal area 101,102 in the same limitting casing 10 and working area 103,104 are staggered 90 degree arranges and puts, respectively towards one of them orientation of cubic bit clock.In other words, when the wherein disposal area 101 in the limitting casing 10 downwards the time, its top is another disposal area 102, and and arranged on left and right sides then is respectively working area 103,104 on two; In addition, another is, and 20 of the limitting casings that 90 degree corners rows put are just opposite with it, and working area 203,204 is in upper and lower two orientation, and disposal area 201,202 is at left and right two upper positions.

In above-mentioned two limitting casings 10,20, more be respectively arranged with two groups of lead foots 30 and a steel ball 40, wherein each group lead foot 30 all has contact jaw 301 and link 302, and contact jaw 301 is located at respectively in each disposal area 101,102 and 201,202,302 of links are extended to locating by the disposal area, are connected in the control circuit board in the clock.This steel ball 40 can be respectively rolls in two limitting casings 10,20, and being rolled to any one disposal area 101,102 and at 201,202 o'clock, can contact with lead foot 30 contact jaws 301 in this disposal area, and making contact jaw 301 is conducting state.

See also Fig. 4, by above-mentioned structure, when cubic bit clock during in one of them orientation, one of them limitting casing 10 (Fig. 4 A), its disposal area 101,102 is respectively in upper and lower orientation, and working area 103,104 is in orientation, the left and right sides, and then the steel ball in this limitting casing 10 40 drops in this downward disposal area 101 because of action of gravity, conducting is positioned at lead foot 30 contact jaws 301 of disposal area 101, makes the function of control circuit board execution with respect to this orientation by link 302; At this moment, another limitting casing 20 because of with the position of aforementioned limitting casing 10 at relative 90 degree corners, so its down be working area 203, and arranged on left and right sides is disposal area 201,202, make the steel ball 40 in this limitting casing 20 rest on working area 203 because of action of gravity, inoperative to the function of clock.

When cubic bit clock places another orientation by aforesaid orientation (Fig. 4 A) commentaries on classics 90 degree, shown in Fig. 4 B, aforementioned limitting casing 10 originally converts left and right orientation in the disposal area 101,102 of upper and lower position, originally be converted to upper and lower orientation in 103,104 in the working area in left and right orientation, make steel balls 40 in this limitting casing 10 be positioned at down working area 103, inoperative to the function of clock.Another limitting casing 20 originally is converted to left and right orientation in the working area 203,204 in upper and lower orientation simultaneously, the disposal area 201,202 in former left and right orientation then is converted to upper and lower orientation, steel ball 40 in this limitting casing 20 is tumbled automatically in disposal area 201 down, lead foot 30 contact jaws 301 in this disposal area 201 of conducting, make this lead foot 30 be passed through its link 302 and make control circuit board carry out and change the function of back, to finish the conversion of time clock feature with respect to this orientation.

See also Fig. 3, the utility model is when implementing, for preventing that lead foot 30 and steel ball 40 from dropping, establish enclosing cover 50 in addition respectively in limitting casing 10,20 front sides, steel ball 40 can not tumbled by the front side of limitting casing 10,20, and the rear side of limitting casing 10,20 then is respectively equipped with baffle plate 60, and steel ball 40 is limited in the limitting casing 10,20; Remove this, described enclosing cover 50 and baffle plate 60 are located at respectively with respect to before the clock, the rear, that is be two orientation beyond four orientation at clock, or there is the user that the front or rear side of clock is placed desktop or other plane for the bottom of putting, so, just might make steel ball 40 can't touch any one group of lead foot 30, therefore this case is when implementing, before being positioned at clock, the enclosing cover 50 and baffle plate 60 inner faces at rear have radian respectively, this radian extends disposal area 101 respectively, 102 and 201, between 202, slightly protruding at interlude, so, when the orientation that clock is put is forwardly or the rear, the gravity direction of steel ball 40 is placed on enclosing cover 50 or the baffle plate 60, then by its radian, can make steel ball 40 be automatically scrolling to two limitting casings 10 respectively, 20 disposal area 101 or 102,201 or 202, contact two groups of lead foots 30 wherein, the then performed function of clock, be exactly in two steel balls 40,30 conductings of lead foot of contact earlier.In other words, no matter the cubic bit clock change over switch of forming by said elements where position in office, all must have at least one group of lead foot can the conducting by steel ball, and during conversion position, can change to desired function rapidly, the shortcoming of the prior art of can forgoing.

Claims (2)

1, a kind of cubic bit clock change over switch, including two phase the other side answers the position to be the limitting casing that 90 degree corners are arranged, it is characterized in that: the inner edge of this limitting casing has two disposal areas and working area respectively and surrounds the space of four directions sealing, and disposal area in the same limitting casing and working area are staggered 90 degree and arrange, respectively towards an orientation of cubic bit clock, when the disposal area of one of them limitting casing was positioned at upper and lower orientation, the disposal area of another limitting casing then was positioned at left and right orientation; This disposal area is respectively equipped with one group of lead foot again, and the contact jaw of lead foot is positioned at the disposal area, and it is outer and be connected with control circuit board that link extends limitting casing; Be respectively equipped with steel ball in this limitting casing again.

2, cubic bit clock change over switch according to claim 1, it is characterized in that: the orientation of face of limitting casing more is provided with a cover plate, the rear then is provided with a baffle plate, and cover plate and corresponding of baffle plate inner edge have the central protrusion both sides respectively with respect to the two disposal area directions radian of depression slightly.

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