CN2348479Y

CN2348479Y - Multiplex switch

Info

Publication number: CN2348479Y
Application number: CN 98200464
Authority: CN
Inventors: 张茂良
Original assignee: Individual
Current assignee: Individual
Priority date: 1998-01-22
Filing date: 1998-01-22
Publication date: 1999-11-10
Anticipated expiration: 2008-01-22

Abstract

The utility model relates to a multi-section switch which is composed of a base, a rotary ratchet wheel, an elastic element, a contact guide vane, a plurality of conductive terminals and a bearing cover. The contact guide vane and a conductive terminal set are arranged respectively inside the base, and the rotary ratchet wheel is inserted between two side walls of the base; the elastic element is extended and inserted between the base and the rotary ratchet wheel for clamping the rotary ratchet wheel by elasticity, so that the rotary ratchet wheel with flexibility rotates and stops lattice by lattice in displacement, and the rotary ratchet wheel can also rotate with different displacement to press a plurality of conductive terminals to form the mode of multi-section switch conversion to be connected with conductive convex grains arranged on the contact guide vane, so that the effect of the multi-section converting switch is obtained.

Description

The multisection type switch

The utility model relates to a kind of structural design of multisection type switch.

Referring to a kind of baking box that is used in shown in Figure 1, traditional multisection type construction of switch on the electric equipment products such as electric heater, it is to utilize the horizontal riveted joint one contact guide card 2 ' of a base a 1 ' surperficial side, at some conducting terminals 3 ' of lengthwise position riveted joint, and through suitable spacing several conductive stud grains are set on the contact guide card 2 ' end face, make it to be the corresponding relation (not shown) of suitable height with the conductive stud grain of conducting terminal 3 ' front end, so, again a matrix 4 ' is riveted on base 1 ' in the lump, and make the set relative axial hole in matrix 4 ' two side wear the location for a rotating ratchet 5 ', and between the ratchet 51 ' of matrix 4 ' and rotating ratchet 5 ' clip one flexible member 6 ', therefore, utilize flexible member 6 ' suitably to have sound of laughing a flexible rotation and end effect surely for rotating ratchet, simultaneously, set difform ratchet 52 ' does not compress conducting terminal 3 ' with different vector potential difference and presents the design of multisection type switch on the nationality rotating ratchet 5 ' axial wall.But it is complicated that the assembling process of above-mentioned multisection type switch is seemingly disliked, and all adopts the combination of riveted joint mode as the combination of each member, and especially flexible member 6 ' is desired to be assembled between the ratchet 51 ' of matrix 4 ' and rotating ratchet 5 ', more belongs to being difficult for and the very puzzlement that seems.

Main purpose of the present utility model provides a kind of structural design of multisection type switch, it is held member such as lid and is formed by a pedestal, a rotating ratchet, a flexible member, a contact guide card, many conducting terminals and, it installs a contact guide card and a conducting terminal group respectively in pedestal, and the rotating ratchet of between the pedestal two side, planting, the simple and easy contract of extending is gone into a flexible member between pedestal and rotating ratchet, make it to assemble convenient rapidly, be suitable for a large amount of productions.

Another purpose of the present utility model provides a kind of structural design of multisection type switch, the upper limb place, vertical end both sides that wherein contacts guide card and conducting terminal is provided with a fin respectively, so, can utilize impact style will contact guide card and conducting terminal gives punching press with bead and is fixed on the pedestal.

The utility model is achieved in that and includes a pedestal, one rotating ratchet, one flexible member, one contact guide card, many conducting terminals and one hold lid and constitute, it is characterized in that: wherein: a pedestal is a square framework, offer a relative axial through bore in the appropriate position, two side, be provided with a withe in base interior, make this basal seat area be divided into two spaces that bridge, edge wall one side and rear end one retaining wall in a side space are respectively equipped with a relative recess, then have many formed accommodation spaces of fin in other side space, be provided with a pin contract hole in each vacant rear end, and also be provided with a pin contract hole in partition wall leading edge inboard; One rotating ratchet, the place is provided with a ratchet at the one end, and is provided with difform sour jujube piece on axial wall; One flexible member is a demihull shape, upwards destroys or force to yield in the body middle section, and appropriate location then is upturned at two ends, and two ends have the lug that contracts in; One contact guide card is an inverted L shape shape, arranges in horizontal end and is provided with the conductive stud grain, and a conducting terminal is an inverted L shape shape, is provided with a conductive stud grain at horizontal ends leading edge place.

Wherein the through hole to axial offered of pedestal is to be a large and small axially extending bore.

Wherein pedestal convexes with a reference column in front and rear edges wall centre.

Wherein pedestal upper limb appropriate location two ends are respectively equipped with a fixed pin holes.

The vertical pin upper limb both sides of contact guide card convex with a fin respectively.

The vertical pin upper limb both sides of conducting terminal are respectively equipped with a fin.

Wherein hold lid and be a Jiong type lid, be provided with a bayonet lock, be respectively equipped with a location in the end, two side and hold the hole in the projection of two ends, two side.

Characteristics of the present utility model are to make its designs simplification, assemble convenient and are suitable for a large amount of productions, and reliability height, not fragile.

Describe feature of the present utility model and advantage in detail below in conjunction with accompanying drawing.

Fig. 1 is the combination stereogram of the present traditional multisection type switch that uses.

Fig. 2 is a combination stereogram of the present utility model.

Fig. 3 is an exploded perspective view of the present utility model.

Fig. 4 is an assembled sectional view of the present utility model.

The A-A cutaway view of Fig. 5 foot Fig. 4.

Fig. 6 (a) and (b), (c) are the block-shaped cutaway views of the sour jujube of each on the rotating ratchet in the utility model.

Referring to Fig. 2-Fig. 5, the utility model is the multisection type switch, it includes a pedestal 1, one rotating ratchet 2, one flexible member 3, one contact guide card 4, many conducting terminals 5 and one hold and cover 6 formations, wherein: a pedestal 1 is a square framework, offer one relative big in the appropriate position, two side, little axial through

bore

11,12, and upper limb appropriate location two ends are respectively equipped with a fixed pin holes 13, and preceding, trailing edge wall centre convexes with a reference column 14,14 ', and be provided with a withe 15 in pedestal 1 inside, make this basal seat area be divided into two spaces that bridge, edge wall one side and rear end one retaining wall in a side space are respectively equipped with a relative recess 16,16 ', then have many fins 17 formed accommodation spaces in other side space, be provided with a pin contract hole 18 in each vacant rear end, and also be provided with a pin contract hole 19 in partition wall 15 leading edge inboards; One rotating ratchet 2 is provided with a ratchet 21 at one end place, and is provided with difform sour jujube piece 22 on axial wall; Other end then is half and cuts open projection 23; One flexible member 3 is a demihull shape, upwards destroys or force to yield in the body middle section, and appropriate location then is upturned at two ends, and two ends have the lug 31 that contracts in; One contact guide card 4 is an inverted L shape shape, arranges on horizontal ends 41 surfaces and is provided with conductive stud grain 411, then convexes with a fin 421 respectively in vertical pin 42 upper limb both sides; One conducting terminal 5 is an inverted L shape shape, and 51 leading edge places are provided with a conductive stud grain 511 in horizontal ends, and is respectively equipped with a fin 521 in vertical pin 52 upper limb both sides.Hold and cover 6 and be a Jiong type lid, be provided with a bayonet lock 61, be respectively equipped with a location in the end, two side and hold hole 62 in the projection of two ends, two side.

Utilize above-mentioned member, can make the vertical pin 42 of a contact guide card 4 insert contract in the inboard default pin contract of the leading edge hole 19 of pedestal 1 inner partition wall 15, and the vertical pin 52 of many conducting terminals 5 is plugged on respectively in the pin contract hole 18 with the end in some fins 17 space that formed of pedestal 1 inside, again with impact style with above-mentioned contact guide card 4, the vertical pin 42 of conducting terminal 5, the fin 421 of 52 upper limbs, 521 give punching press, make it to be out of shape the pin contract hole 18 that card is only planted, two ends, 19 bottom, so, the conductive stud grain 411 of this contact guide card 4 and conducting terminal 5,511 are suitable spacing correspondence mutually, and set big in the two side of this pedestal 1, little axially extending

bore

11,12 have a rotating ratchet 2 to run through setting, at this moment, just the lug 31 at flexible member 3 two ends can be striden the recess 16 of contract respectively in pedestal 1 edge wall, one side and rear end one retaining wall, 16 ', and allow warping part, flexible member 3 stage casing terminate in surely just in the ratchet 21 of rotating ratchet 2; Like this, except that flexible member 3 is assembled between pedestal and the rotating ratchet 2, reach the elasticity rotation displacement so that can adapt to a large amount of production.

Moreover, fixed pin holes 13 and reference column 14,14 ' that pedestal 1 upper limb appropriate location two ends are provided with, also can cooperate and hold the terminal set location of bayonet lock 61 and two side that the two ends institute projection of cover 6 both side edges is provided with for one and hold hole 62 and compeled contract and fix, reach the effect of preventing dust to reach complete one.

Wherein the axial wall of rotating ratchet 2 has difform ratchet 22 designs (shown in Fig. 6 (a) and (b), (c)), event is rotating ratchet 2 constantly, make it to be coaxial rotation, the difform sour jujube piece 22 of mat is the different vectorial potential differences that change, compress conducting terminal 5 and be connected to contact guide card 4 respectively, and present the variation of Multi-band switch.

Claims

1, a kind of multisection type switch, include a pedestal, one rotating ratchet, one flexible member, one contact guide card, many conducting terminals and one hold lid and constitute, it is characterized in that: wherein: a pedestal is a square framework, offer a relative axial through bore in the appropriate position, two side, be provided with a withe in base interior, make this basal seat area be divided into two spaces that bridge, edge wall one side and rear end one retaining wall in a side space are respectively equipped with a relative recess, then have many formed accommodation spaces of fin in other side space, be provided with a pin contract hole in each vacant rear end, and also be provided with a pin contract hole in partition wall leading edge inboard; One rotating ratchet, the place is provided with a ratchet at the one end, and is provided with difform sour jujube piece on axial wall; One flexible member is a demihull shape, upwards destroys or force to yield in the body middle section, and appropriate location then is upturned at two ends, and two ends have the lug that contracts in; One contact guide card is an inverted L shape shape, arranges in horizontal end and is provided with the conductive stud grain, and a conducting terminal is an inverted L shape shape, is provided with a conductive stud grain at horizontal ends leading edge place.

2, multisection type switch as claimed in claim 1 is characterized in that: wherein the through hole to axial offered of pedestal is to be a large and small axially extending bore.

3, multisection type switch as claimed in claim 1 is characterized in that: wherein pedestal convexes with a reference column in front and rear edges wall centre.

4, multisection type switch as claimed in claim 1 is characterized in that: wherein pedestal upper limb appropriate location two ends are respectively equipped with a fixed pin holes.

5, multisection type switch as claimed in claim 1 is characterized in that: the vertical pin upper limb both sides of contact guide card convex with a fin respectively.

6, multisection type switch as claimed in claim 1 is characterized in that: the vertical pin upper limb both sides of conducting terminal are respectively equipped with a fin.

7, multisection type switch as claimed in claim 1 is characterized in that: wherein hold lid and be a Jiong type lid, be provided with a bayonet lock in the projection of two ends, two side, be respectively equipped with a location in the end, two side and hold the hole.