CN206441653U - Rotary switch - Google Patents
Rotary switch Download PDFInfo
- Publication number
- CN206441653U CN206441653U CN201720142235.3U CN201720142235U CN206441653U CN 206441653 U CN206441653 U CN 206441653U CN 201720142235 U CN201720142235 U CN 201720142235U CN 206441653 U CN206441653 U CN 206441653U
- Authority
- CN
- China
- Prior art keywords
- housing
- mounting disc
- flexure strip
- curved portions
- movable contact
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Rotary Switch, Piano Key Switch, And Lever Switch (AREA)
Abstract
The utility model discloses a kind of rotary switch, including housing, control shaft is provided with the housing, the upper end of control shaft is stretched out outside housing, the lower end of control shaft is provided with mounting disc, mounting disc is provided with the movable contact spring of loop configuration, the moving contact of movable contact spring is arranged on the side face of mounting disc, the be circumferentially with static contact that with the moving contact of movable contact spring is engaged of the housing along mounting disc, static contact includes stator and flexure strip, stator is fixedly installed in housing, flexure strip extends from stator to close to mounting disc direction, the end of flexure strip is provided with static contact that can be inconsistent with the moving contact of movable contact spring, the middle part bending of the flexure strip is set, the direction that the tip of flexure strip bending part is directed away from mounting disc side is set.By such scheme, control shaft drives mounting disc to rotate, and during static contact and mounting disc side face are inconsistent, it still has larger safe distance between the moving contact of movable contact spring, safer.
Description
Technical field
The utility model is related to a kind of switch, especially a kind of rotary switch.
Background technology
Switch is electronic component common during a kind of circuit is controlled, and it is used to control opening or closing for circuit, and rotary switch is
Relatively conventional in switch, it is widely used in the household electrical appliance such as electric fan, electric cooker, and rotary switch is mainly come with rotary handle
A kind of switch of main contacts break-make is controlled, the control of electrical equipment is realized by the break-make of main contacts.
Control shaft is provided with general rotary switch, including housing, housing, the upper end of control shaft is stretched out outside housing, control
The lower end of axle is provided with mounting disc, and mounting disc is provided with the movable contact spring of loop configuration, and the moving contact of movable contact spring is arranged on mounting disc
On side face, the be circumferentially with static contact that with the moving contact of movable contact spring is engaged of the housing along mounting disc, static contact includes stator
And flexure strip, flexure strip is flexible straight piece, and stator is fixedly installed in housing, and flexure strip is from stator to close to peace
Sabot direction extends, and the end of flexure strip is provided with static contact that can be inconsistent with the moving contact of movable contact spring, and control shaft, which is rotated, to be driven
Movable contact spring is rotated, when two moving contacts of movable contact spring are in contact with two corresponding static contacts, realize the two static contacts it
Between conducting, when mounting disc is rotated, the static contact of static contact and the side face of mounting disc are inconsistent, and static contact deforms, quiet
Certain safe distance is needed between the elastic piece parts of contact and the moving contact of movable contact spring, to prevent because safe distance is too small,
The potential safety hazards such as generation sparking, the static contact of flexible straight piece can not meet needs.
The content of the invention
The utility model overcomes the deficiencies in the prior art, and there is provided a kind of rotary switch, the flexure strip portion of its static contact
Divide has suitable safe distance between the moving contact of movable contact spring, simple in construction.
To achieve these goals, the technical solution adopted in the utility model is：A kind of rotary switch, including housing, institute
State and control shaft is provided with housing, the upper end of the control shaft is stretched out outside housing, the lower end of control shaft is provided with mounting disc, the installation
Disk is provided with the movable contact spring of loop configuration, and the moving contact of movable contact spring is arranged on the side face of mounting disc, and the housing is along mounting disc
Be circumferentially with the static contact being engaged with the moving contact of movable contact spring, the static contact includes stator and flexure strip, described solid
Stator is fixedly installed in housing, and the flexure strip extends from stator to close to mounting disc direction, and the end of flexure strip is provided with
Static contact that can be inconsistent with the moving contact of movable contact spring, the middle part bending of the flexure strip is set, the flexure strip bending part
The direction that tip is directed away from mounting disc side is set.
By such scheme, rotate control shaft, movable contact spring can be driven to rotate, two moving contacts of movable contact spring with it is relative
Two static contacts answered are in contact, and realize the conducting between two static contacts, and static contact includes stator and flexure strip, stator
It is fixedly installed in housing, is easy to the installation of static contact to position, flexure strip extends from stator to close to mounting disc direction, elasticity
The middle part bending of piece is set, and the direction that the tip of flexure strip bending part is directed away from mounting disc side is set, quiet when static contact
When the moving contact conflict of contact and movable contact spring deforms, certain cushioning effect can be played, it is to avoid flexure strip deformation is excessive, when
During static contact is contradicted with mounting disc side face, it still has larger safe distance between the moving contact of movable contact spring, more
Safety.
It is of the present utility model it is further setting be：The stator includes first paragraph and second segment, and the first paragraph passes through
First curved portions are connected with flexure strip transition, and the second segment is connected by the second curved portions with first paragraph transition, the housing
The first locating piece and the second locating piece are inside provided with, first curved portions and the second curved portions are respectively around the first locating piece and
Two locating pieces are set, and flexure strip, the first curved portions, first paragraph, the second curved portions and second segment are set into Z-shaped.
By such scheme, stator includes first paragraph and second segment, and first paragraph passes through the first arc with flexure strip
Portion transition connection, second segment is connected with first paragraph by the second curved portions transition, the first curved portions and the second curved portions rotating around
The first locating piece and the second locating piece is set, be easy to the installation of static contact to position, more stablize, it is to avoid it is contradicting deformation
When, it is subjected to displacement, flexure strip, the first curved portions, first paragraph, the second curved portions and second segment are set into Z-shaped, reduce installation
Space.
It is of the present utility model it is further setting be：The mounting disc is matched somebody with somebody along its moving contact grafting being circumferentially with movable contact spring
The slot of conjunction, the slot is extended with press block close to the side in mounting disc axle center, and the press block is provided with spigot surface, when dynamic
In the moving contact insertion slot of contact, the immovable fitting of the moving contact of press block and movable contact spring is realized.
By such scheme, the moving contact of movable contact spring can be inserted on the slot of mounting disc by way of grafting,
During grafting, the moving contact of movable contact spring is first contradicted with spigot surface, plays the moving contact of guide effect, press block and movable contact spring
Inconsistent rear close-fitting, is more firmly mounted.
It is of the present utility model it is further setting be：The side wall of the housing is provided with through hole, and the second segment is close to through hole
End be provided with connection sheet, the connection sheet is through through hole and exposes housing.
By such scheme, housing setting is directly stretched out in the connection sheet part of static contact, is easy to itself and outer lead
Connection, inconvenience is simple in construction by connector lug.
It is of the present utility model it is further setting be：The position of the first curved portions of the housing correspondence is provided with the first storage tank,
The position of the second curved portions of the housing correspondence is provided with the second storage tank, and first curved portions are placed in the first storage tank and first
Between locating piece, second curved portions are placed between the second storage tank and the second locating piece.
By such scheme, the first storage tank and the first locating piece coordinate, and can limit the movement of the first curved portions, second
Storage tank and the second locating piece coordinate, and can limit the movement of the second curved portions, realize the location and installation of static contact.
It is of the present utility model it is further setting be：The movable contact spring includes annular seating and four moving contacts, and moving contact hangs down
It is straight to be set in annular seating, wherein three moving contacts are distributed on annular seating, it is any in another moving contact and three moving contacts
One is disposed adjacent, and the static contact is correspondingly arranged on four, and is respectively placed in four angles of housing, wherein two neighboring stationary contact
Piece is symmetrical arranged.
By such scheme, the setting of movable contact spring and static contact, control shaft drives movable contact spring to rotate, and the two of movable contact spring
Individual conflict piece is inconsistent with corresponding two movable contact springs respectively, realizes the mutual conduction of two static contacts, the moving contact of movable contact spring
Number suitable number can be set according to switch needs, meet it is different the need for.
It is of the present utility model it is further setting be：The housing includes upper shell and lower house, the upper end of the lower house
Face is provided with convex tendon and positioning hole, and the upper shell correspondence convex tendon position is provided with groove, the upper shell correspondence position of positioning hole
Provided with projection, convex tendon coordinates the location and installation for realizing lower house and upper shell with groove grafting cooperation, positioning hole and projection grafting.
By such scheme, convex tendon coordinates with groove grafting cooperation, positioning hole and projection grafting, and upper shell is arranged on
It during lower house, will not shift, be easy to the positioning of upper shell and lower house, install and more stablize.
It is of the present utility model further set be：The upper side of the mounting disc is provided with the first projection, the upper casing
The inwall of body is provided with the second projection, and first projection and the second projection are set along same circular trace.
By such scheme, the first projection and the second projection are set along same circular trace, and mounting disc is provided with two
First projection of individual angled setting, second projection of the upper shell provided with two angled settings, works as mounting disc
During rotation, the first projection thereon contacts at the second projection of upper shell, limits the rotation of mounting disc, so that limit switch rotates
Angle, is easy to switch-mode regulation.
The utility model is further described below in conjunction with the accompanying drawings.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is configuration schematic diagram of the present utility model；
Fig. 3 is the structural representation that movable contact spring coordinates with static contact；
Fig. 4 is the structural representation of lower house；
Fig. 5 is the structural representation of upper shell；
Fig. 6 is the structural representation that mounting disc coordinates with movable contact spring；
Fig. 7 is the structural representation of static contact.
Embodiment
As shown in figs. 1-7, control shaft 2 is provided with a kind of rotary switch, including housing 1, housing 1, the upper end of control shaft 2 is stretched
Go out outside housing 1, the lower end of control shaft 2 is provided with mounting disc 3, mounting disc 3 is provided with the movable contact spring 4 of loop configuration, movable contact spring 4 it is dynamic
Contact 41 is arranged on the side face of mounting disc 3, and housing 1 is engaged along being circumferentially with for mounting disc 3 with the moving contact 41 of movable contact spring 4
Static contact 5, static contact 5 includes stator 51 and flexure strip 52, and stator 51 is fixedly installed in housing 1, flexure strip 52 by
Stator 51 extends to close to the direction of mounting disc 3, and the end of flexure strip 52 is provided with can be inconsistent with the moving contact 41 of movable contact spring 4
Static contact 53, the middle part bending of flexure strip 52 is set, and the tip 521 of the bending part of flexure strip 52 is directed away from the side of mounting disc 3
Direction is set.
In the present embodiment, stator 51 includes first paragraph 511 and second segment 512, and first paragraph 511 passes through the first curved portions
513 are connected with the transition of flexure strip 52, and second segment 512 is connected by the second curved portions 514 with the transition of first paragraph 511, is set in housing 1
There are the first locating piece 61 and the second locating piece 62, the first curved portions 513 and the second curved portions 514 are respectively around the first locating piece 61
Set with the second locating piece 62, the position of the first curved portions 513 of correspondence of housing 1 is provided with the first storage tank 11, the correspondence of housing 1 second
The position of curved portions 514 is provided with the second storage tank 12, the first curved portions 513 be placed in the first storage tank 11 and the first locating piece 61 it
Between, the second curved portions 514 are placed between the second storage tank 12 and the second locating piece 62, flexure strip 52, the first curved portions 513,
One section 511, the second curved portions 514 and second segment 512 are set into Z-shaped.
In the present embodiment, mounting disc 3 is circumferentially with the slot 31 that the grafting of moving contact 41 with movable contact spring 4 coordinates along it,
Slot 31 is extended with press block 32 close to the side in the axle center of mounting disc 3, and press block 32 is provided with spigot surface 321, when movable contact spring 4
In the insertion slot 31 of moving contact 41, the immovable fitting of press block 32 and the moving contact 41 of movable contact spring 4 is realized.
In the present embodiment, the side wall of housing 1 is provided with through hole 13, and second segment 512 is close to the end of through hole 13 provided with company
Contact pin 54, connection sheet 54 is through through hole 13 and exposes housing 1.
In the present embodiment, movable contact spring 4 includes annular seating 42 and four moving contacts 41, and moving contact 41 is perpendicular to annular seating
42 are set, wherein three moving contacts 41 are distributed on annular seating 42, it is any in another moving contact 41 and three moving contacts 41
One is disposed adjacent, and static contact 5 is correspondingly arranged on four, and is respectively placed in four angles of housing 1, wherein two neighboring static contact
5 are symmetrical arranged.Moving contact 41 on movable contact spring 4 can also be arranged to different numbers, the need for meeting difference.
In the present embodiment, housing 1 includes upper shell 14 and lower house 15, and the upper surface of lower house 15 is provided with convex tendon
151 and positioning hole 152, the correspondence convex tendon 151 of upper shell 14 position is provided with groove 141, and the correspondence positioning hole 152 of upper shell 14 position is set
Have a projection 142, convex tendon 151 coordinate with the grafting cooperation of groove 141, positioning hole 152 with the grafting of projection 142 realize lower house 15 with it is upper
The location and installation of housing 14.
In the present embodiment, the upper side of mounting disc 3 is provided with two the first projections 33, and the inwall of upper shell 14 is provided with
Two the second projections 143, the first projection 33 and the second projection 143 are set along same circular trace.First projection 33 and second convex
The cooperation limitation rotational angle of mounting disc 3 of block 143 can also be：Set in mounting disc 3 on two the first projections 33, upper shell 14
One the second projection 143 is set；Set in mounting disc 3 and two the second projections are set on first projection 33, upper shell 14
143。
One kind of above example, simply the utility model preferably specific embodiment, those skilled in the art are in this reality
It is included in the usual variations and alternatives carried out in new technique aspects in protection domain of the present utility model.
Claims (8)
1. being provided with control shaft in a kind of rotary switch, including housing, the housing, the upper end of the control shaft is stretched out outside housing,
The lower end of control shaft is provided with mounting disc, and the mounting disc is provided with the movable contact spring of loop configuration, and the moving contact of movable contact spring is arranged on
On the side face of mounting disc, the be circumferentially with static contact that with the moving contact of movable contact spring is engaged of the housing along mounting disc is described
Static contact includes stator and flexure strip, and the stator is fixedly installed in housing, and the flexure strip is from stator to close
Mounting disc direction extends, and the end of flexure strip is provided with static contact that can be inconsistent with the moving contact of movable contact spring, it is characterised in that：Institute
The middle part bending for stating flexure strip is set, and the tip of the flexure strip bending part is directed away from the direction setting of mounting disc side.
2. rotary switch according to claim 1, it is characterised in that：The stator includes first paragraph and second segment, institute
State first paragraph to be connected with flexure strip transition by the first curved portions, the second segment is connected by the second curved portions and first paragraph transition
Connect, be provided with the first locating piece and the second locating piece in the housing, first curved portions and the second curved portions are respectively around the
A positioning block and the second locating piece are set, and flexure strip, the first curved portions, first paragraph, the second curved portions are set with second segment into Z-shaped
Put.
3. rotary switch according to claim 1 or 2, it is characterised in that：The mounting disc is circumferentially with along it and touched with dynamic
The slot that the moving contact grafting of piece coordinates, the slot is extended with press block, the press block close to the side in mounting disc axle center
Spigot surface is provided with, when in the moving contact insertion slot of movable contact spring, the immovable fitting of the moving contact of press block and movable contact spring is realized.
4. rotary switch according to claim 2, it is characterised in that：The side wall of the housing is provided with through hole, described the
Two sections of ends close to through hole are provided with connection sheet, and the connection sheet is through through hole and exposes housing.
5. the rotary switch according to claim 2 or 4, it is characterised in that：The position of the first curved portions of the housing correspondence
Provided with the first storage tank, the position of the second curved portions of the housing correspondence is provided with the second storage tank, and first curved portions are placed in
Between first storage tank and the first locating piece, second curved portions are placed between the second storage tank and the second locating piece.
6. rotary switch according to claim 1 or 2, it is characterised in that：The movable contact spring includes annular seating and four
Moving contact, moving contact is set perpendicular to annular seating, wherein three moving contacts are distributed on annular seating, another moving contact and three
Any one in individual moving contact is disposed adjacent, and the static contact is correspondingly arranged on four, and is respectively placed in four angles of housing, its
In two neighboring static contact be symmetrical arranged.
7. the rotary switch according to claim 1 or 2 or 4, it is characterised in that：The housing includes upper shell and lower casing
Body, the upper surface of the lower house is provided with convex tendon and positioning hole, and the upper shell correspondence convex tendon position is provided with groove, it is described on
Housing correspondence position of positioning hole is provided with projection, and convex tendon coordinates with groove grafting cooperation, positioning hole and projection grafting realizes lower house
With the location and installation of upper shell.
8. rotary switch according to claim 7, it is characterised in that：The upper side of the mounting disc is convex provided with first
Block, the inwall of the upper shell is provided with the second projection, and first projection and the second projection are set along same circular trace.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720142235.3U CN206441653U (en) | 2017-02-16 | 2017-02-16 | Rotary switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720142235.3U CN206441653U (en) | 2017-02-16 | 2017-02-16 | Rotary switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206441653U true CN206441653U (en) | 2017-08-25 |
Family
ID=59633875
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720142235.3U Expired - Fee Related CN206441653U (en) | 2017-02-16 | 2017-02-16 | Rotary switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206441653U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108074771A (en) * | 2018-01-11 | 2018-05-25 | 上海良信电器股份有限公司 | A kind of moving contact component of rotary separation switch |
| CN109545603A (en) * | 2019-01-05 | 2019-03-29 | 叶永胜 | A kind of waterproof rotary switch of terminal buckle-type |
-
2017
- 2017-02-16 CN CN201720142235.3U patent/CN206441653U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108074771A (en) * | 2018-01-11 | 2018-05-25 | 上海良信电器股份有限公司 | A kind of moving contact component of rotary separation switch |
| CN109545603A (en) * | 2019-01-05 | 2019-03-29 | 叶永胜 | A kind of waterproof rotary switch of terminal buckle-type |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170825 Termination date: 20210216 |