CN2773887Y

CN2773887Y - Oblique rotating switch

Info

Publication number: CN2773887Y
Application number: CN 200520055461
Authority: CN
Inventors: 卢鉴春
Original assignee: YALIGAO INDUSTRY CO LTD BOLUO COUNTRY
Current assignee: YALIGAO INDUSTRY CO LTD BOLUO COUNTRY
Priority date: 2005-03-10
Filing date: 2005-03-10
Publication date: 2006-04-19
Anticipated expiration: 2015-03-10

Abstract

The utility model discloses an oblique rotating switch which comprises a conductive top cover, a conductive base and a conductive rolling body, wherein the conductive base is in a shelly structure provided with a bottom surface and an inner side face, and the conductive top cover is arranged on an opening of the conductive base. The joint between the conductive top cover and the conductive base is provided with an insulator, and the conductive top cover, the conductive base and the insulator form a closed cavity. The conductive rolling body is arranged in the cavity, and can roll. In the off state, the conductive rolling body contacts the conductive base. In the conduction state, the conductive rolling body simultaneously contacts the conductive top cover and the inner side face of the conductive base. The utility model has high sensitivity and does not result in misoperation, and is convenient to manufacture, process and assemble.

Description

A kind of inclined rolling switch

Technical field

The utility model relates to a kind of electric switching device, relates in particular to a kind of inclined rolling switch of realizing switch according to the variation of angle.

Background technology

Inclined rolling switch is a kind of according to the variation startup of angle or the control device of open circuit, and its species structure is varied.Chinese patent ZL92216616.1 discloses a kind of " rolling contact-making switch ", comprise upper and lower conduction contact plate and conduction ball, the defective of its existence is: ball is positioned at the recess of conduction contact plate down under (1) off-state, its rolling is subjected to certain restriction when needing conducting, has reduced sensitivity; (2) obliquity during switch conduction is relevant with the depth of conduction contact plate recess down, and the top of ball and bottom must contact with upper and lower conduction contact plate respectively can conducting, the required precision height of fabrication and processing and assembling; (3) under non-obliquity, bigger rocking can make ball leave down the recess of conduction contact plate and make switch conduction, causes misoperation easily; (4) the annexation complexity of parts is for fabrication and processing and assembling have brought inconvenience.

The utility model content

It is a kind of highly sensitive that the purpose of this utility model is to provide, and can not cause misoperation, is convenient to the inclined rolling switch of fabrication and processing and assembling.

The purpose of this utility model is achieved by the following technical programs:

A kind of inclined rolling switch that the utility model provides, comprise conduction loam cake, conductive seat and conduction rolling element, described conductive seat is the shell-like structure with bottom surface and medial surface, the conduction loam cake is arranged on the opening of conductive seat, and the junction between conduction loam cake and the conductive seat is provided with insulator; Conduction loam cake, conductive seat and insulator constitute sealed hollow, described conduction rolling element is arranged in this cavity and can rolls, the conduction rolling element contacts with conductive seat under the off-state, and the conduction rolling element contacts with the medial surface of conduction loam cake and conductive seat simultaneously under the conduction state.The utility model conduction rolling element can roll in cavity, and conduction loam cake and conductive seat are the positive and negative electrodes of whole switching device.When whole device is horizontal, the conduction rolling element rests on the bottom surface of conductive seat and only contacts with conductive seat, do not contact (having the gap between the top of conduction rolling element and the conduction loam cake) with the conduction loam cake, conduct electricity and can not switch between loam cake and the conductive seat this moment, and therefore whole device is non-conductive.When whole device was in the obliquity of certain particular range, the conduction rolling element contacted the medial surface of conduction loam cake and conductive seat simultaneously, and the rolling element that conducts electricity has so just been set up conductive structure between conductive seat and conduction loam cake, whole device conduction.

The structure that the utility model is taked may further be: the inner surface of described conduction loam cake is a plane, covers the top at conductive seat.Perhaps, the inner surface of described conduction loam cake is a concave surface, and the convex edge that the bottom of conduction loam cake outwards has evagination has chamfered transition in cavity; The edge on described conductive seat top has the recessed edge of evagination, and the convex edge of conduction loam cake is located in the recessed edge of conductive seat, and described insulator is located between the contact-making surface on convex edge and recessed edge.Perhaps, the inner surface of described conduction loam cake is a concave surface, and the medial surface of conductive seat is provided with the conduction inner sleeve in the cavity; Described insulator is located at conduction loam cake bottom side edge along with conductive seat with conduct electricity the junction that contacts of inner sleeve.

Conduction rolling element described in the utility model can be the conduction ball.In addition, can be conductive plastics piece or metallic cylinder, metal cylinder etc. also, a plurality of conduction rolling elements also can be arranged in the cavity.

The utlity model has following beneficial effect:

(1) the conduction rolling element can freely roll in cavity, and is highly sensitive.

(2) when the obliquity of certain particular range, the conduction rolling element contacts the medial surface of conduction loam cake and conductive seat simultaneously and just sets up conductive structure, has avoided misoperation.

(3) simple in structure, be convenient to fabrication and processing and assembling.

Description of drawings

Below in conjunction with embodiment and accompanying drawing the utility model is described in further detail:

Fig. 1 is the structural representation of one of the utility model embodiment under off-state;

Fig. 2 is the structural representation under conduction state embodiment illustrated in fig. 1;

Fig. 3 is two the structural representations under off-state of the utility model embodiment;

Fig. 4 is the structural representation under conduction state embodiment illustrated in fig. 3;

Fig. 5 is three the structural representations under off-state of the utility model embodiment;

Fig. 6 is the structural representation under conduction state embodiment illustrated in fig. 5.

Among the figure: conduction loam cake 1, conductive seat 2, conduction rolling element 3, insulator 4, conductive seat bottom surface 5, conductive seat medial surface 6, conduction loam cake convex edge 7, conductive seat is recessed along 8, conduction inner sleeve 9

Embodiment

Embodiment one:

Illustrated in figures 1 and 2 is one of embodiment of the present utility model, comprises conduction loam cake 1, conductive seat 2, conduction rolling element 3 and insulator 4.The inner surface of loam cake 1 of wherein conducting electricity is a plane, and conductive seat 2 is for having the shell-like structure of bottom surface 5 and medial surface 6, and its bottom surface 5 is the plane.Conduction loam cake 1 covers at the top of conductive seat 2 openings, and insulator 4 is located at junction between the two, conduction loam cake 1, and conductive seat 2 and insulator 3 constitute sealed hollow, and conduction loam cake 1 and conductive seat 2 are positive and negative electrodes of whole switching device.Conduction rolling element 3 is the conduction ball, is arranged in this cavity and can rolls.As shown in Figure 1, when horizontal level, conduction rolling element 3 rests on the bottom surface 5 of conductive seat and only contacts with conductive seat, do not contact (having the gap between the top of conduction rolling element 3 and the conduction loam cake 1) with conduction loam cake 1, conduct electricity and can not switch between loam cake 1 and the conductive seat 2 this moment, and therefore whole device is in nonconducting off-state.As shown in Figure 2, when the obliquity of certain particular range, conduction rolling element 3 contacts the medial surface 6 of conduction loam cake 1 and conductive seat simultaneously, and the rolling element 3 that conducts electricity has so just been set up conductive structure between conductive seat 2 and conduction loam cake 1, and whole device is in conduction state.

Embodiment two:

Fig. 3 and Figure 4 shows that two of embodiment of the present utility model, be with embodiment one difference: the inner surface of conduction loam cake 1 is a concave surface, the convex edge 7 that the bottom of conduction loam cake 1 outwards has evagination has chamfered transition in cavity, with the wearing and tearing between reduction and the conduction rolling element.The edge on conductive seat 2 tops has the recessed along 8 of evagination, and the convex edge 7 of conduction loam cake is located at the recessed along in 8 of conductive seat, and insulator 4 is located at convex edge 7 and recessed along between 8 the contact-making surface.As shown in Figure 3, when horizontal level, conduction rolling element 3 rests on the bottom surface 5 of conductive seat and only contacts with conductive seat, do not contact (having the gap between the top of conduction rolling element 3 and the conduction loam cake 1) with conduction loam cake 1, conduct electricity and can not switch between loam cake 1 and the conductive seat 2 this moment, and therefore whole device is in nonconducting off-state.As shown in Figure 4, when the obliquity of certain particular range, conduction rolling element 3 contacts the medial surface 6 of conduction loam cake 1 and conductive seat simultaneously, and the rolling element 3 that conducts electricity has so just been set up conductive structure between conductive seat 2 and conduction loam cake 1, and whole device is in conduction state.

Embodiment three:

Fig. 5 is three of embodiment of the present utility model with Figure 6 shows that with embodiment one difference: the inner surface of conduction loam cake 1 is a concave surface, and the medial surface of conductive seat is provided with conduction inner sleeve 9 in the cavity; Insulator 4 is located at conduction loam cake 1 bottom side edge along with conductive seat 2 with conduct electricity the junction that contacts of inner sleeve 9.As shown in Figure 5, when horizontal level, conduction rolling element 3 rests on the bottom surface 5 of conductive seat and only contacts with conductive seat, do not contact (having the gap between the top of conduction rolling element 3 and the conduction loam cake 1) with conduction loam cake 1, conduct electricity and can not switch between loam cake 1 and the conductive seat 2 this moment, and therefore whole device is in nonconducting off-state.As shown in Figure 6, when the obliquity of certain particular range, conduction rolling element 3 contacts conduction loam cake 1 and conduction inner sleeve 9 simultaneously, and the rolling element 3 that conducts electricity has so just been set up conductive structure between conductive seat 2 and conduction loam cake 1, and whole device is in conduction state.

Claims

1, a kind of inclined rolling switch, comprise conduction loam cake (1), conductive seat (2) and conduction rolling element (3), it is characterized in that: described conductive seat (2) is for having the shell-like structure of bottom surface (5) and medial surface (6), conduction loam cake (1) is arranged on the opening of conductive seat (2), junction between conduction loam cake (1) and the conductive seat (2) is provided with insulator (4): conduction loam cake (1), conductive seat (2) and insulator (4) constitute sealed hollow, described conduction rolling element (3) is arranged in this cavity and can rolls, the rolling element (3) that conducts electricity under the off-state contacts with conductive seat (2), and the rolling element (3) that conducts electricity under the conduction state contacts with the medial surface (6) of conduction loam cake (1) and conductive seat simultaneously.

2, inclined rolling switch according to claim 1 is characterized in that: the inner surface of described conduction loam cake (1) is a plane, covers the top in conductive seat (2).

3, inclined rolling switch according to claim 1 is characterized in that: the inner surface of described conduction loam cake (1) is a concave surface, the convex edge (7) that the edge of conduction loam cake (1) bottom has evagination; The edge on described conductive seat (2) top has the recessed edge (8) of evagination, and the convex edge (7) of conduction loam cake is located in the recessed edge (8) of conductive seat, and described insulator (4) is located between the contact-making surface of convex edge (7) and recessed edge (8).

4, inclined rolling switch according to claim 1 is characterized in that: the inner surface of described conduction loam cake (1) is a concave surface, and the medial surface (6) of conductive seat is provided with conduction inner sleeve (9) in the cavity; Described insulator (4) is located at conduction loam cake (1) bottom side edge along with conductive seat (2) with conduct electricity the junction that contacts of inner sleeve (9).

5, according to claim 1 or 2 or 3 or 4 described inclined rolling switchs, it is characterized in that: described conduction rolling element (3) is the conduction ball.