CN208548294U - A kind of leaf arrangement of microswitch - Google Patents

Abstract

The utility model discloses a kind of leaf arrangement of microswitch, it is arranged inside microswitch, the end of the first reed into a bent shape and is fixedly connected on the common terminal inside microswitch, and head end connects U-shaped reed；The opening direction of U-shaped reed is identical as the end overbending direction of the first reed, and one side of U-shaped reed is connect with the head end of the first reed, another side is connect with the end of the second reed；The head end of second reed connects normally opened terminal or normal Guan Duanzi, the head end of first reed has bevel structure one, the first plug connector connecting with U-shaped reed is formed in bevel structure one, the end of the second reed has bevel structure two, forms the second plug connector connecting with U-shaped reed in bevel structure two；Increase U-shaped reed among reed, spring when increasing switching improves actuated element to the Operational Figure Of Merit of movement reed；Chamfering will be increased at the contact surface of reed and U-shaped reed, reduces resistance, further promote the sensitivity of microswitch.

Description

A kind of leaf arrangement of microswitch

Technical field

The utility model relates to microswitch field, more particularly to a kind of leaf arrangement of microswitch.

Background technique

Microswitch is that have small contact separation and snap-action mechanism, and it is dynamic to carry out switch with defined stroke and defined power The contact mechanism of work.Outer mechanical force is acted on power on movement reed by actuated element, when movement reed is displaced to critical point When generate snap action, make act reed end movable contact and fixed contact quick-make or disconnection.On domestic market Leaf arrangement mostly uses the single reed structure of linear type in microswitch, and resilience performance is poor, clever when being switched on and disconnecting Sensitivity is poor, and demand is not achieved in response speed, impacts to the application of microswitch.

Therefore the leaf arrangement for how providing a kind of high sensitivity and the simple microswitch of structure is those skilled in the art Urgent problem to be solved.

Utility model content

In view of this, the present invention provides a kind of leaf arrangements of small microswitch, utilize.

To achieve the goals above, the utility model adopts the following technical solution:

A kind of leaf arrangement of microswitch is arranged inside the microswitch, and the microswitch includes common end Sub, normally opened terminal, normal Guan Duanzi, the leaf arrangement include: the first reed, U-shaped reed and the second reed；

The end of first reed into a bent shape and is fixedly connected on the common terminal inside microswitch, and head end connects Connect the U-shaped reed；

The opening direction of the U-shaped reed is identical as the end overbending direction of first reed, and the U-shaped reed packet Two sides are included, one of side is connect with the head end of first reed, the end of another side and second reed End connection；

The head end of second reed connects normally opened terminal or normal Guan Duanzi.

Preferably, the head end of first reed has the first plug connector connecting with the U-shaped reed.

Preferably, the head end of first reed has bevel structure one, formed in the bevel structure one with it is described U-shaped First plug connector of reed connection.

Preferably, the chamfering direction of the bevel structure one is opposite with the end overbending direction of first reed.

Preferably, the chamfer angle of the bevel structure one is 30-60 °.

Preferably, the end of second reed has the second plug connector connecting with the U-shaped reed.

Preferably, the end of second reed has bevel structure two, formed in the bevel structure two with it is described U-shaped Second plug connector of reed connection.

Preferably, the chamfering direction of the bevel structure two is identical as the end overbending direction of first reed.

Preferably, the chamfer angle of the bevel structure one is 30-60 °.

The utility model additionally provides a kind of microswitch of leaf arrangement including the microswitch.

As can be seen from the above technical solutions, compared with prior art, the utility model discloses a kind of springs of microswitch Sheet devices increase U-shaped reed among reed, spring when increasing switching, improve operation of the actuated element to movement reed Sensitivity；It will reed and increase chamfering at the contact surface of U-shaped reed, reduction resistance, when further promotion is switched on and disconnects Sensitivity.

Detailed description of the invention

In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only It is the embodiments of the present invention, for those of ordinary skill in the art, without creative efforts, also Other attached drawings can be obtained according to the attached drawing of offer.

Fig. 1 attached drawing is a kind of structural schematic diagram of the leaf arrangement of microswitch of the utility model；

Fig. 2 attached drawing is a kind of reed junction structural schematic diagram of leaf arrangement of microswitch of the utility model；

In figure: 1, first reed, the 11, first plug connector, 12, bevel structure one, 2, U-shaped reed, the 3, second reed, 31, Second plug connector, 32 bevel structures two, 4, actuated element, 5, public terminal, 6, normally opened terminal, 7, normal Guan Duanzi.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

The utility model provides a kind of leaf arrangement of small microswitch, mobile fixed using two axis of laser frame reversing gear bracket Position adjustment is fixed and two axis are directed toward orientation rotation and adjust, and it is firm to be fixed conveniently, and locks after can carrying out micro adjustment, adjustment, can water Safety dress it is fixed can also vertically-mounted fixation, meet comprehensive direction.

Embodiment 1:

As shown in Figure 1 and Figure 2, a kind of reed structure of microswitch is arranged inside microswitch, microswitch Including actuated element 4, public terminal 5, normally opened terminal 6 and normal pass terminal 7, leaf arrangement includes: the first reed 1, U-shaped reed 2 With the second reed 3；

The end of first reed 1 into a bent shape and is fixedly connected on the common terminal inside microswitch, and head end connects U Type reed 2；

The opening direction of U-shaped reed 2 is identical as the end overbending direction of the first reed 1, and U-shaped reed 2 includes two sides Side, one of side are connect with the head end of the first reed 1, another side is connect with the end of the second reed 3；

The head end of second reed 3 connects normally opened terminal 6 or often closes terminal 7.

In order to further optimize the above technical scheme, the head end of the first reed 1 has connect with U-shaped reed 2 first to insert Fitting 11.

In order to further optimize the above technical scheme, the head end of the first reed 1 has bevel structure 1, bevel structure one The first plug connector 11 connecting with U-shaped reed 2 is formed on 12.

In order to further optimize the above technical scheme, the chamfering direction of bevel structure 1 is curved with the end of the first reed 1 It rolls over contrary.

In order to further optimize the above technical scheme, the chamfer angle of bevel structure 1 is 30-60 °.

In order to further optimize the above technical scheme, the end of the second reed 3 has connect with U-shaped reed 2 second to insert Fitting 31.

In order to further optimize the above technical scheme, the end of the second reed 3 has bevel structure 2 32, bevel structure two The second plug connector 31 connecting with U-shaped reed 2 is formed on 32.

In order to further optimize the above technical scheme, the chamfering direction of bevel structure 2 32 is curved with the end of the first reed 1 It is identical to roll over direction.

In order to further optimize the above technical scheme, the chamfer angle of bevel structure 1 is 30-60 °.

A kind of microswitch including above-mentioned leaf arrangement, including two kinds of working conditions, under normal status: the first reed The active force that 1 end bending structure generates acts on the second reed 3 under the transmitting of U-shaped reed 2, makes the second reed 3 End, which is against, often closes at terminal 7；

Under normally open: actuated element 4 generates thrust in the first reed 1, makes the first reed 1 to bending structure side Influenced under the drive of the first reed 1 by bevel structure 1 to inclination, U-shaped reed 2 to bending structure direction it is oblique on The opening of side's inclination and U-shaped reed 2 becomes larger, and the second reed 3 is influenced by the bevel structure 2 32 of head end to bending structure at this time Direction tilts to the second reed 3 and is against at normally opened terminal 7；

Actuated element 4 is unclamped, thrust disappears, and is generated at this time by the end bending structure of the first reed 1 anti-with thrust To active force, promote the first reed 1 to reset, while being influenced by bevel structure 1, U-shaped reed 2 resets, by bevel structure 2 32 influence, the second reed 3 are reset to end and are against at often pass terminal 7.

Each embodiment in this specification is described in a progressive manner, the highlights of each of the examples are with other The difference of embodiment, the same or similar parts in each embodiment may refer to each other.For device disclosed in embodiment For, since it is corresponded to the methods disclosed in the examples, so being described relatively simple, related place is said referring to method part It is bright.

The foregoing description of the disclosed embodiments can be realized professional and technical personnel in the field or using originally practical new Type.Various modifications to these embodiments will be readily apparent to those skilled in the art, and determine herein The General Principle of justice can be realized in other embodiments without departing from the spirit or scope of the present utility model.Cause This, the present invention will not be limited to the embodiments shown herein, and is to fit to and principles disclosed herein The widest scope consistent with features of novelty.

Claims (10)

1. a kind of leaf arrangement of microswitch, be arranged inside the microswitch, the microswitch include public terminal, Normally opened terminal, normal Guan Duanzi characterized by comprising the first reed (1), U-shaped reed (2) and the second reed (3)；

The end of first reed (1) into a bent shape and is fixedly connected on the common terminal inside microswitch, and head end connects Connect the U-shaped reed (2)；

The opening direction of the U-shaped reed (2) is identical as the end overbending direction of first reed (1), and the U-shaped reed It (2) include two sides, one of side is connect with the head end of first reed (1), another side and described second The end of reed (3) connects；

The head end of second reed (3) connects normally opened terminal or normal Guan Duanzi.

2. a kind of leaf arrangement of microswitch according to claim 1, which is characterized in that first reed (1) Head end has the first plug connector (11) connecting with the U-shaped reed (2).

3. a kind of leaf arrangement of microswitch according to claim 1, which is characterized in that first reed (1) Head end has bevel structure one (12), forms the first grafting connecting with the U-shaped reed (2) on the bevel structure one (12) Part (11).

4. a kind of leaf arrangement of microswitch according to claim 3, which is characterized in that the bevel structure one (12) Chamfering towards opposite with the end overbending direction of first reed (1).

5. a kind of leaf arrangement of microswitch according to claim 3, which is characterized in that the bevel structure one (12) Chamfer angle be 30-60 °.

6. a kind of leaf arrangement of microswitch according to claim 1, which is characterized in that second reed (3) End has the second plug connector (31) connecting with the U-shaped reed (2).

7. a kind of leaf arrangement of microswitch according to claim 1, which is characterized in that second reed (3) End has bevel structure two (32), forms the second grafting connecting with the U-shaped reed (2) on the bevel structure two (32) Part (31).

8. a kind of leaf arrangement of microswitch according to claim 7, which is characterized in that the bevel structure two (32) Chamfering towards identical as the end overbending direction of first reed (1).

9. a kind of leaf arrangement of microswitch according to claim 7, which is characterized in that the bevel structure one (12) Chamfer angle be 30-60 °.

10. a kind of fine motion including the leaf arrangement of a kind of microswitch described in any one of claim 1 to claim 9 Switch.