CN2225092Y - Multi-band switch - Google Patents

Abstract

The utility model relates to a multi-band switch. A large and a small spinous parts are evenly arranged at the periphery of a switching disk, and the bottom surface of a switching disk is sheathed with a lead ring seat. The lead ring seat is a circular sheet vertically and uprightly folding two guiding and contacting surfaces. Space-shaped blocked edge gaps are arranged between the two guiding and contacting surfaces. The switching disk which is different to the two guiding and contacting surfaces is a neutral position surface which is not contacted with the lead ring seat, the two guiding and contacting surfaces and the neutral position surface form three-section state, so that the switching disk can swimmingly rotate, and the service lives of the terminals are increased. In addition, the terminals are U-shaped sheets which outwards bends into curved ends from one ends to the connecting line direction, the terminals have gradients, so that the connecting lines and the terminals at least have two contact surfaces.

Description

Multi-band switch

The utility model relates to the product in switching technique field, the particularly a kind of section of changing switch.

Present electrochemical product all need be provided with switch, especially at present there is changeable multisection type adjustment to switch the shelves state of switch, so that light has is bright, do not work, the common bright multistage state that waits, do convenient the selection for the user, and suchlike switch form mostly as shown in Figure 6, one cooperates the switch base 50 of lid sealing to be arranged with a room 51 in inside, with at the several electric wires of positioned inside, if with these three electric wires is example, article three, line 70 all at one end is connected with the terminal 700 of U shape flexure strip, therefore utilize each terminal 700 to be fastened on room 51 side faces, only electric wire itself is stretched and is put out outside the switch base 50, and reaches the diverter switch purpose.At switch base 50 central authorities each terminal 700 1 side switch plate 60 that is pivoted relatively, these switch plate 60 side face five equilibriums are equipped with four spinous process 62 as ratchet-like, in order to limit unidirectional rotation, between being separated by, gild admittedly and belong to guide card 61, such as three sections controls are arranged, three guide cards 61 that then have been sticked, the end face of remaining another guide card 61 that is not sticked then are the neutral face of the not conducting of insulating, switch plate 60 central configuration knobs are to drive switch plate conversion according to whether being that guide card 61 is required with the contact-making surface of main line 70.

No matter this switch is rotary or push type, all is to drive the terminal 700 of switch plate 60 to utilize spinous process 62 compressions to take the shape of the letter U, thereby makes terminal 700 contact conducting with guide card 61, but under using repeatedly several shortcomings are arranged:

1. all being combined with spinous process 62 between each shelves is isolated, is switched, but the setting of each spinous process 62, make switch plate 60 whenever switch to shelves in addition, always make spinous process 62 beat compression terminals 700 again and again, under such situation, though terminal 700 is a flexure strip, hit, compress, uphold but strike so repeatedly, make terminal 700 form the elastic fatigue phenomenon over time, so that terminal 700 and 61 of guide cards the gap occurs and form the barrier-like of loose contact, in case so, with having a strong impact on the effect that should occur when switching to this grade, make shorten useful life.

2. owing to be provided with a plurality of spinous process 62, and the shape of spinous process 62 is outstanding again, so between often switching, each spinous process 62 repeatedly clashes into terminal 700, always with continuous noise.

3. take the shape of the letter U owing to terminal 700, line 70 is connected with terminal 700 sides, but because of line 70 and terminal 700 only single-point contact, clashed into repeatedly by spinous process 62 and may dislocate the time, must have influence on line 70 and terminal 700 orientation problems at terminal 700, produce the loose contact phenomenon, especially line 70 bendings contact with terminal 700 again, because the elasticity of outside copper cash own and excurvation slightly, contact terminal 700 effectively, and cause loose contact between bending for line 70.

4. again because switch plate 60 central points are only fixed with the rotating shaft pivot, but the guide card 61 phase countershafts of switch plate 60 bottom surfaces also need perforated holes, therefore switch plate 60 and 61 of guide cards are running through between rotating shaft because of fit clearance is all arranged, so that guide card 61 easily and 60 of switch plates shaking phenomenon is arranged, so guide card 61 is worn the concentricity deficiency with the group of switch plate 60, the assembling accuracy haves much room for improvement.

Main purpose of the present utility model is: a kind of Multi-band switch is provided, improves switch plate and be mated concentricity between the part and their positioning accuracy.

Another purpose of the present utility model is: a kind of Multi-band switch is provided, when switch plate is rotated, moves smooth and easyly, and reduce the probability of switch plate bump terminal, in addition, it takes up space little, also saves material, and terminal is extended useful life.

A purpose more of the present utility model is: a kind of Multi-band switch is provided, makes terminal and line keep 2 contact-making surfaces at least, to stop the problem of loose contact.

To achieve these goals, the technical solution of the utility model provides a kind of Multi-band switch, switch is to cooperate the switch base of lid sealing to be arranged with a room in inside, the room periphery is set several lines, each line is splicing ear at one end all, switch base central authorities are each terminal one side switch plate that can be switched bar, knob rotation that is pivoted relatively, top margin have an envelope seat with the switch base location, its characteristics are:

Prominent several the outer coupler bodies of establishing in envelope seat bottom surface, switch base be preset with the degree of depth suitably, the shape hook groove corresponding with outer coupler body, snap in the hook groove with the outer coupler body that utilizes envelope, make and seal a firm chimeric switch base;

The switch plate periphery is only respectively established several large and small spinous process, and wherein one large and small interspinal than the default neutral gear face that does not touch with the lead ring seated connection of short distance, all the other each large and small interspinal is guide face;

The lead ring seat is corresponding to switch plate, the lead ring seat be one at side face each is vertically uprightly turned up several and has mutually and lead the circular piece of the face of touching at interval, it is corresponding with the number and the position of guide face that each leads the face of touching, in the resistance edge crack of leading formation spacing shape between the face of touching, so that the switch plate smooth rotation;

Terminal is one at one end toward the U-shaped sheet of line direction outcurve Cheng Quduan, and terminal forms different shape radians adjacent to the line place, makes the line contact terminal have contact-making surface more than 2 at least.

Aforesaid Multi-band switch, it and characteristics are: switch plate bottom surface central projection is established the teat of a taper, a side-prominent cylinder; The awl groove of the outstanding corresponding teat in lead ring seat bottom surface is offered the limit groove of arc at the corresponding cylinder of one side, and teat, the cylinder that utilizes the awl groove of lead ring seat tightly to be plugged with switch plate injects in the limit groove and locate, and improves switch plate and combines precision with lead ring seat concentricity.

Multi-band switch of the present utility model have the location easily, the characteristics that combine steady reality, processing ease, avoid switch plate and terminal to collide repeatedly of switch plate and lead ring seat, and terminal effectively contacts conducting, avoid loose contact, but and the bigger electric current of load, institute takes up space little, and material saving and use assembling are light and handy.All overcome the shortcoming of conventional switch.。

Further specify specific structural features of the present utility model and purpose below in conjunction with accompanying drawing.

Fig. 1 is that the utility model Multi-band switch is made for the element exploded view when rotary.

Fig. 2 is the diode of the utility model Multi-band switch and the cutaway view that terminal is conducting state.

Fig. 3 is the switch plate and the termination contact state vertical view of the utility model Multi-band switch.

Fig. 4 is the switch plate and the coaxial binding portion cutaway view of lead ring seat of the utility model Multi-band switch.

Fig. 5 is the embodiment exploded view of the utility model Multi-band switch when being made for another kind of push type.

Fig. 6 is the switch plate of traditional Multi-band switch and the terminal arrangement vertical view of each electric wire.

As shown in Figures 1 to 4, though switch base 50 forms are different with traditional switch base, non-the utility model of shape of switch base 50 is emphasized.

Shown in Figure 1 is to be applicable to the rotary switch kenel, and basic building block is switch base 50, lead ring seat 30, switch plate 20, changer lever 14, spring 141, button 13, shrouding disc 12, envelope seat 10, button head 131 etc.; Lead ring seat 30 and switch plate 20 be fitted together and be configured in the middle groove 511 of room 51, room 51 peripheries pack into equally several lines 70 and terminal 40 thereof, 14 of changer levers are stuck in switch plate 20 end faces, in the button 13 that the changer lever 14 sheathed springs 141 and the inside of packing into together have living space, button 13 passes shrouding disc 12 and passes envelope seat 10 central authorities to utilize its top, the outstanding envelope seat of the end of thread 10 tops on button 13 tops are established for button head 131 spiral shells, and drive switch plate 20 revolves and moves the switching gear so that button 13 rotates changer levers 14.

Feature of the present utility model is in local improvement, following subitem narration:

1. as shown in Figure 1, prominent several the outer coupler bodies 11 of establishing in envelope seat 10 bottom surfaces, shrouding disc 12 is provided with perforation 121 relatively, switch base 50 be preset with the degree of depth suitably, the hook groove 53 in the terraced hole of tool level; So utilize the outer coupler body 11 of envelope seat 10 to pass perforation 121, enter in the hook groove 53, make envelope seat 10 as one as chimeric in conjunction with shrouding disc 12, switch base 50, outer coupler body 11 outstanding hook portions are the terraced corresponding shape of level because of hook groove 53, and make the outer coupler body 11 unlikely envelope seats 10 that expose to so that more certain in conjunction with effect, operation is simple and easy increasingly.

2. switch plate 20 peripheries are only respectively established a large and small spinous process 21,22, each large and small spinous process 21,22 than the default neutral gear face 23 that does not contact of short distance with lead ring seat 30, large and small spinous process 21,22 other ends locate to be guide face 24 apart, the bottom surface central projection is established teat 25, one side-prominent cylinders 26 (shown in Fig. 2,4) of a taper; Lead ring seat 30 is corresponding to switch plate 20, lead ring seat 30 is one in each vertically upright two mutual spaced circular piece of leading the face of touching 32,33 of turning up of side face, two lead 32,33 in the face of touching the partly resistance edge crack 34 of spacing, two lead the arc scope that the face of touching surrounds is equivalent to the guide face 24 of switch plate 20 21,22 of large and small spinous process, the awl groove 31 of corresponding teat 25 is given prominence in lead ring seat 30 bottom surfaces, offers the limit groove 35 of arc again at the corresponding cylinder 26 of one side; The awl groove 31 of lead ring seat 30 tightly is plugged with the teat 25 of switch plate 20, simultaneously the cylinder 26 of switch plate 20 is injected in the limit grooves 35 and locatees, and makes two to lead the face of touching 32,33 and enclose and be attached to guide face 24 and give and compressing; So the design of switch plate 20 and lead ring seat 30 can obtain new effect.One, shown in Fig. 1,2,4,30 of switch plate 20 and lead ring seats are prominent and can guarantee that the concentricity group wears precision by teat 25 and inserting of awl groove 31, add limit groove 35 and plugging of cylinder 26 and can strengthen polarization, make switch plate 20 more certain with combining of lead ring seat 30; They are two years old, more be designed to three sections states because of large and small spinous process 21,22 and resistance edge crack 34, be that neutral gear face 23, two is led the face of touching 32,33 (seeing also shown in Fig. 2,3), when switch plate 20 is switched because of only establishing large and small spinous process 21,22, small one and large one form in addition, and can effectively reduce number of times and the sound that strikes terminal 40 between switch plate 20 rotations, terminal 40 is increased the service life, and avoid noise to occur continuously, just do not have any conducting effect simultaneously when terminal 40 touches resistance edge crack 34, to lead the face of touching 32 promptly be to switch to another shelves until touching another.So this design just can reduce switch plate 20 bump terminals 40 probability effectively, and makes the rotation of switch plate 20 more smooth and easy, reduces obstruction, and be that traditional Multi-band switch did not possess.

3. the design of terminal 40 is one at one end toward the U-shaped sheet of line 70 direction outcurve Cheng Quduan 41, makes terminal 40 that the gradient be arranged.Shown in Fig. 1,3, when line 70 enters room 51, just make line 70 touch terminal 40 at least two points simultaneously, i.e. a as shown in the figure, b 2 points.Therefore terminal 40 can obtain two contact point effects at least after this design, so can effectively overcome the shortcoming that conventional switch has loose contact, than conventional switch the enhancement effect is arranged.

4. for another shown in Figure 5, be the embodiment of the utility model multiple-pole switch when making push type.The described feature of first three items all can be suitable for, and only changer lever 14 is spirality, button 13 shape differences, does not need shrouding disc 12.So the rest may be inferred,, Multi-band switch improves feature so long as all being suitable for the utility model.

Claims (2)

1. Multi-band switch, switch is to cooperate the switch base of lid sealing to be arranged with a room in inside, the room periphery is set several lines, each line is splicing ear at one end all, switch base central authorities are each terminal one side switch plate that can be switched bar, knob rotation that is pivoted relatively, top margin has an envelope seat to locate with switch base, it is characterized in that:

Prominent several the outer coupler bodies of establishing in envelope seat bottom surface, switch base be preset with that the degree of depth is suitable, shape is corresponding with outer coupler body, make outer coupler body can snap in wherein hook groove;

The switch plate periphery is only respectively established several large and small spinous process, and wherein one large and small interspinal than the default neutral gear face that does not touch with the lead ring seated connection of short distance, all the other each large and small interspinal is guide face;

The lead ring seat is corresponding to switch plate, and the lead ring seat is one in each vertically upright several spaced circular piece of leading the face of touching mutually of turning up of side face, and it is corresponding with the number and the position of guide face that each leads the face of touching, in the resistance edge crack of leading formation spacing shape between the face of touching;

Terminal is one at one end toward the U-shaped sheet of line direction outcurve Cheng Quduan, and terminal forms different shape radians at the adjacent connection lines place, makes the line contact terminal have contact-making surface more than 2 at least.

2. Multi-band switch according to claim 1, it is characterized in that: switch plate bottom surface central projection is established the teat of a taper, an one side-prominent cylinder, the awl groove of the outstanding corresponding teat in lead ring seat bottom surface, the corresponding cylinder of one side is offered the limit groove of arc, and teat, the cylinder that the awl groove of lead ring seat tightly is plugged with switch plate injects in the limit groove and locate.

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