CN217544402U

CN217544402U - Switch state indication and microswitch combined module

Info

Publication number: CN217544402U
Application number: CN202123362780.9U
Authority: CN
Inventors: 李公久; 陈文冲; 钟允攀
Original assignee: Shanghai Liangxin Electrical Co Ltd
Current assignee: Shanghai Liangxin Electrical Co Ltd
Priority date: 2021-12-28
Filing date: 2021-12-28
Publication date: 2022-10-04
Anticipated expiration: 2031-12-28
Also published as: CN218730505U

Abstract

The utility model provides a switch state indicates and micro-gap switch composite module which characterized in that: the output shaft (401) can drive the transmission cam (3) to move synchronously in the rotating process, corresponding indicators (5, 5 ') are arranged on the common side and the standby side of the support (1), a plurality of auxiliary switches (6) are arranged on the other side surface of the mounting substrate (1), the output shaft (401) drives the transmission cam (3) to rotate, the brake-separating limit convex surface (302) and the brake-closing limit concave surface (303) can correspondingly link driving surfaces (501, 501') on the corresponding indicators (5, 5 ') so that the corresponding indicators (5, 5') indicate the corresponding power states of the switch device, and the driving protrusion (304) can link corresponding switches in the auxiliary switches (6). The indicating piece and the microswitch are combined into a module, and the main shaft rotates to drive the combined module to act, so that the device has the advantages of simple structure, convenience in installation and maintenance, small occupied space, reliability in transmission and cost saving.

Description

Switch state indication and microswitch combined module

Technical Field

The utility model belongs to the technical field of low-voltage apparatus, specifically say and relate to a switch state instructs and micro-gap switch composite module.

Background

The dual-power automatic transfer switch is widely applied to modern power transmission and distribution line systems, especially in the occasions of hospitals, intelligent buildings, data centers, power plants, banks, important infrastructures and the like needing to keep power supply continuity. In the working process of the dual-power automatic transfer switch, the reliability of the transfer and the stability of the operation are directly related to the continuous power supply output state of the power transmission and distribution line; the dual-power automatic transfer switch comprises two positions, namely a two-position automatic transfer switch and a three-position automatic transfer switch; the two-position automatic change-over switch is switched between two states of a common-side power supply switch-on state (simultaneous standby-side power supply switch-off state) and a standby-side power supply switch-on state (simultaneous common-side power supply switch-off state), so that continuous, stable and reliable electric energy output of a power transmission and distribution line is realized. The three-position automatic change-over switch can realize the working state of the two-position automatic change-over switch, and can also realize that the common side power supply and the standby side power supply are in the opening state (namely, a double-division state) simultaneously, and lock the opening state.

The operating system is used as a core part in the dual-power automatic transfer switch, provides kinetic energy for position conversion of the automatic transfer switch, and is linked with a contact system of the automatic transfer switch through an output part of the operating system to perform switching-on position state conversion between a common-side power supply and a standby-side power supply; the operating system of the automatic change-over switch in the two positions has two states, which respectively correspond to the common side power supply switch-on position and the standby side power supply switch-on position. The operating system of the three-position automatic change-over switch has three states, which respectively correspond to a common side power supply switch-on position, a standby side power supply switch-on position and a double-division position.

In the prior art, the three-position automatic change-over switch is provided with an indicating mechanism which can display the power supply state of the switch device at the common side, the standby side and the double-division position, and a microswitch is arranged for driving related functional parts to act; meanwhile, the size of a driving piece of the indicating mechanism is large, the number of parts is large, the reliability is low, the installation difficulty is large, the auxiliary switch and the indicating piece are respectively arranged into different modules, and the cost is high.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a switch state indication and micro-switch combined module aiming at the defects of the prior dual-power automatic transfer switch operating system, the indicating piece and the microswitch are combined into a module, and the main shaft rotates to drive the combined module to act, so that the device is simple in structure, convenient to install and maintain, small in occupied space, reliable in transmission and capable of saving cost.

Technical scheme

In order to realize above-mentioned technical purpose, the utility model provides a pair of on off state instructs and micro-gap switch composite module, its characterized in that: it includes mounting substrate, and the transmission cam dress is in can rotating in the transmission cam mounting groove on the mounting substrate, output system's output shaft dress can drive in the transmission cam rotates in step, and the side commonly used of support is equipped with corresponding pointer with reserve side, the rotatable dress of corresponding pointer is in on mounting substrate's a side, a plurality of auxiliary switch adorns on mounting substrate's the another side, the transmission cam corresponding to be provided with the spacing convex surface of separating brake and the spacing concave surface of combined floodgate on the outer fringe of a corresponding side of pointer, the transmission cam corresponding to be equipped with the drive arch in the outer fringe of a plurality of auxiliary switch's a side, be connected with the elastic component between the corresponding pointer, on the corresponding pointer with the spacing convex surface of separating brake and the spacing concave surface of combined floodgate correspond the department and be provided with the drive face, the drive arch can link corresponding switch in a plurality of assistance.

Further, the mounting substrate is disposed outside the bracket.

Further, one end, located on the outer side of the support, of the output shaft of the output system penetrates through a linkage hole in the transmission cam.

Furthermore, the transmission cam comprises an indicator cam and auxiliary switch cams, the corresponding indicators are rotatably arranged on one side surface of the mounting base plate and linked with a switching-off limiting convex surface and a switching-on limiting concave surface on the outer edge of the indicator cam, and the auxiliary switches are arranged on the other side surface of the mounting base plate and linked with driving protrusions on the auxiliary switch cams.

Further, the indicator cam and the auxiliary switch cam are integrated or split or fixedly connected through a buckle structure.

Further, the corresponding indicator is rotatably mounted on the mounting substrate by a rotating shaft.

Furthermore, a turning lever position signal output auxiliary switch is arranged at a position corresponding to the corresponding turning lever on one side surface of the mounting substrate on which the auxiliary switches are mounted.

Further, the auxiliary switches are micro switches.

Furthermore, the elastic part is a tension spring, and two ends of the tension spring are arranged in tension spring holes on the corresponding indicating parts.

Advantageous effects

The utility model provides a pair of on-off state indicates and micro-gap switch composite module is a module with indicator and micro-gap switch combination, rotates through the main shaft and drives the composite module action, and simple structure installation easy maintenance, occupation space is less, and the transmission is reliable, has practiced thrift the cost. Meanwhile, the indicating mechanism drives the indicating piece to display the power state of the corresponding side of the switch device through the main shaft of the dual-power automatic transfer switch, so that the transmission is stable, and the structure is simple. The indicator is independently arranged on the mounting substrate to form standard modular mounting, so that the mounting and maintenance difficulty is reduced.

Drawings

FIG. 1 is a schematic diagram of a switch according to an embodiment of the present invention;

FIG. 2 is a schematic view of the installation of the operation device in the embodiment of the present invention;

fig. 3 is a schematic diagram of an indicating mechanism in a closing state at a common side in the embodiment of the present invention;

FIG. 4 is a schematic view of the indicating mechanism in the embodiment of the present invention in a state of two separated positions;

fig. 5 is a schematic diagram of the indicating mechanism in the standby side switching-on state in the embodiment of the present invention;

FIG. 6 is a schematic structural diagram of an indicator according to an embodiment of the present invention;

FIG. 7 is a first schematic view of the cam structure of the indicating member according to the embodiment of the present invention;

FIG. 8 is a schematic view of a cam structure of an indicator in an embodiment of the present invention;

FIG. 9 is a schematic view of a structure of a rotating shaft in an embodiment of the present invention;

fig. 10 is a schematic view of an auxiliary switch cam in the case of closing a gate on a common side in the embodiment of the present invention;

FIG. 11 is a schematic view of an auxiliary switch cam in the embodiment of the present invention;

fig. 12 is a schematic view of an auxiliary switch cam when the standby side is switched on in the embodiment of the present invention;

FIG. 13 is a schematic view of an auxiliary switch mounted on a mounting board according to an embodiment of the present invention;

FIG. 14 is a schematic view of a mounting substrate mounting indication mechanism according to an embodiment of the present invention;

FIG. 15 is a schematic view of an auxiliary switch cam in an embodiment of the present invention;

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "inner", "outer", "front", "rear", "left", "right", "common side", "standby side", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The present invention will be described in further detail below with reference to specific embodiments and with reference to the attached drawings.

Examples

As shown in fig. 1,2,3,4 and 5, a combined module of switch status indication and micro-switch includes a mounting substrate 1, in this embodiment, the mounting substrate 1 is disposed on the outer side of the bracket 2, a transmission cam 3 is rotatably mounted in a transmission cam mounting groove 101 on the mounting substrate 1, one end of an output shaft 401 of an output system 4, which is located on the outer side of the bracket 2, passes through a linkage hole 301 on the transmission cam 3, the output shaft 401 can drive the transmission cam 3 to move synchronously during rotation, respective indicators 5,5 'are disposed on a normal side and a standby side of the bracket 2, the respective indicators 5,5' are rotatably mounted on one side of the mounting substrate 1 as shown in fig. 14, in this embodiment, the respective indicators 5,5 'pass through rotary shaft holes 503, 503' on the respective indicators 5,5 'as shown in fig. 9, and the respective indicators 5,5' are rotatably mounted on the mounting substrate 1, an elastic member 7 is connected between the respective indicators 5, 502 'are tension springs, and two ends of the respective indicators are tension springs mounted in the respective indicator 5, 502' holes 502. As shown in fig. 10, 11 and 12, a plurality of auxiliary switches 6 are mounted on the other side surface of the mounting substrate 1 as shown in fig. 13, and in this embodiment, the plurality of auxiliary switches 6 are micro switches.

As shown in fig. 3,4 and 5, a side of the transmission cam 3 corresponding to the corresponding indicator 5,5 'is provided with a convex opening limiting surface 302 and a concave closing limiting surface 303 on an outer edge thereof, and the transmission cam 3 corresponding to one side of the plurality of auxiliary switches 6 is provided with a driving protrusion 304 on an outer edge thereof, as shown in fig. 3,4, 5 and 6, the corresponding indicator 5,5' is provided with a driving surface 501,501 'corresponding to the convex opening limiting surface 302 and the concave closing limiting surface 303, and during the rotation of the transmission cam 3 driven by the output shaft 401, the convex opening limiting surface 302 and the concave closing limiting surface 303 can correspondingly link the driving surface 501,501' on the corresponding indicator 5,5 'so that the corresponding indicator 5,5' indicates the corresponding power state of the switch device, and at the same time, the driving protrusion 304 can link the corresponding switch of the plurality of auxiliary switches 6. The side surface of the mounting substrate 1, on which the auxiliary switches 6 are mounted, is provided with a turnover lever position signal output auxiliary switch K2 at the position corresponding to the corresponding turnover levers 9 and 9'. One side surface of the mounting substrate 1 on which the auxiliary switches 6 are mounted is covered with a cover 11.

Further, the driving cam 3 may be an integrated type or a split type or fixedly connected through a fastening structure 3c, in this embodiment, the driving cam 3 is fixedly connected through a fastening structure 3c, and includes an indicator cam 3a as shown in fig. 7 and 8 and an auxiliary switch cam 3b as shown in fig. 15, the indicator cam 3a and the auxiliary switch cam 3b are fixedly connected to the stroke driving cam 3 through the fastening structure 3c, the corresponding indicators 5,5' are rotatably mounted on one side surface of the mounting substrate 1 and are interlocked with a brake opening limiting convex surface 302 and a brake closing limiting concave surface 303 on the outer edge of the indicator cam 3a, and the indicator cam 3a is mounted in the indicator mounting groove 101a on one side surface of the mounting substrate 1; a plurality of auxiliary switches 6 are installed on the other side surface of the installation substrate 1 to be interlocked with the driving protrusions 304 of the auxiliary switch cams 3b, and the auxiliary switch cams 3b are installed in the auxiliary switch installation grooves 101b on the other side surface of the installation substrate 1.

Meanwhile, the embodiment also provides an indicating mechanism in the combined module of switch state indication and micro-switch, which comprises a mounting substrate 1, wherein the mounting substrate 1 is arranged on the support 2, an indicator cam 3a is arranged in a transmission cam installation groove 101 on the mounting substrate 1 and can rotate, an output shaft 401 of an output system 4 passes through a linkage hole 301 on the indicator cam 3a, the output shaft 401 can drive the indicator cam 3a to synchronously move during rotation, corresponding indicators 5,5' are arranged on a common side and a standby side of the support 2, the corresponding indicators 5,5' are rotatably arranged on the mounting substrate 1, an elastic element 7 is connected between the corresponding indicators 5,5', a switching-off limit convex surface 302 and a switching-on limit concave surface 303 are arranged on the outer edge of the indicator cam 3a, and driving surfaces 501, 401 ' corresponding to the switching-off limit convex surface 302 and the switching-on the corresponding indicator 5,5' are arranged on the switching-off limit convex surface 302 and the switching-on limit concave surface 303, the corresponding indicator 5' are provided with driving surfaces 501,501', and the corresponding indicators 5' of the switching-on the switching-off limit convex surface 302 and the switching-on the corresponding indicator cam 3a switching-on the corresponding indicator concave surface 501,501', so that the corresponding indicator cam 3' can drive device 5,5' can drive the corresponding indicator cam to drive the corresponding indicator cam 3a corresponding power supply device.

The working process of the embodiment is as follows: when the output shaft 401 of the output system 4 rotates to drive the common-use-side switching-on position where the indicator cam 3a rotates, at this time, the driving surface 501 of the indicator 5 on the common-use side contacts with the switching-on limit concave surface 303 of the indicator cam 3a, under the action of the tension spring 7, the indicator 5 on the common-use side is located at the switching-on position, and the common-use-side switching-on mark can be observed from the display window N, at this time, the driving surface 501 'of the indicator 5' on the standby side contacts with the switching-off limit convex surface 302 of the indicator cam 3a, and under the action of the tension spring 7, the indicator 5 'on the standby side is located at the switching-off position, and the standby-side switching-off mark can be observed from the display window N', as shown in fig. 10, the driving protrusion 304 on the auxiliary switch cam 3b drives the micro switches K3 and F2 in the corresponding auxiliary switch 6, and the linkage bar 10a on the connection plate 10a slides to link the auxiliary switch K2 to output a side rotation lever 9 position signal.

When the output shaft 401 of the output system 4 rotates to drive the indicator cam 3a to rotate from the common-side closing position to the double-division position, at this time, the driving surface 501 of the indicator 5 on the common side contacts with the opening limit convex surface 302 of the indicator cam 3a, under the action of the tension spring 7, the indicator 5 on the common side is located at the opening position, the common-side opening mark can be observed from the display window N, while the driving surface 501' of the indicator 5' on the standby side always contacts with the opening limit convex surface 302 of the indicator cam 3a, under the action of the tension spring 7, the indicator 5' on the standby side is located at the opening position, the N ' can be observed from the display window N ' to the standby side opening mark, as shown in fig. 11, the driving protrusion 304 on the auxiliary switch cam 3b does not contact with the auxiliary switch.

When the output shaft 401 of the output system 4 rotates to drive the indicator cam 3a to rotate from the double-split position to the standby-side switching-on position, the driving surface 501 of the indicator 5 on the normal side always keeps in contact with the switching-off limit convex surface 302 of the indicator cam 3a, under the action of the tension spring 7, the indicator 5 on the normal side is located at the switching-off position, the switching-off mark on the normal side can be observed from the display window N, the driving surface 501' of the indicator 5' on the standby side rotates to be in contact with the switching-on limit concave surface 303 of the indicator cam 3a, under the action of the tension spring 7, the indicator 5' on the standby side is located at the switching-on position, the switching-on mark on the standby side can be observed from the display window N ', as shown in fig. 12, the driving protrusion 304 on the auxiliary switch cam 3b drives the microswitches K1 and F1 in the corresponding auxiliary switch 6, and the linkage bar 10a on the connection plate 10a sliding linkage auxiliary switch K2 outputs a position signal of the standby side turning-on the auxiliary switch lever 9 '.

The utility model provides a pair of on-off state indicates and micro-gap switch composite module is a module through making up indicator and micro-gap switch, rotates through the main shaft and drives the composite module action, and simple structure installation easy maintenance, occupation space is less, and the transmission is reliable, has practiced thrift the cost. Meanwhile, the indicating mechanism drives the indicating piece to display the power state of the corresponding side of the switch device through the main shaft of the dual-power automatic transfer switch, so that the transmission is stable, and the structure is simple. The indicator is independently arranged on the installation substrate to form standard modular installation, so that the installation and maintenance difficulty is reduced.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those skilled in the art that; the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims

1. The utility model provides a switch state indicates and micro-gap switch composite module which characterized in that: it includes mounting substrate (1), transmission cam (3) dress can rotate in transmission cam mounting groove (101) on mounting substrate (1), output system (4) output shaft (401) dress is in can drive in transmission cam (3) synchronous rotation, the side commonly used and the reserve side of support (2) are equipped with corresponding indicator (5, 5 '), rotatable dress of corresponding indicator (5, 5') is in on a side of mounting substrate (1), a plurality of auxiliary switch (6) dress is in on the another side of mounting substrate (1), transmission cam (3) are provided with drive arch (304) on corresponding to the outer fringe of a side of corresponding indicator (5, 5 '), be connected with elastic component (7) between corresponding indicator (5, 5'), corresponding indicator (5, 5 ') go up with corresponding switch-off spacing convex surface (302) and switch-on the outer fringe of a side of a plurality of auxiliary switch (6) linkage, be equipped with drive arch (304) on corresponding auxiliary switch (6), be connected with elastic component (7') between corresponding indicator (5, corresponding switch-off spacing convex surface (302) and switch (501) are provided with in the drive arch (501) and corresponding auxiliary switch.

2. A switch state indicating and microswitch combination module as in claim 1 wherein: the mounting substrate (1) is arranged on the outer side of the bracket (2).

3. A switch state indicating and microswitch combination module as in claim 1 wherein: one end, located on the outer side of the support (2), of an output shaft (401) of the output system (4) penetrates through a linkage hole (301) in the transmission cam (3).

4. A switch state indicating and microswitch combination module as in claim 1 wherein: the transmission cam (3) comprises an indicator cam (3 a) and an auxiliary switch cam (3 b), the corresponding indicators (5, 5') are rotatably arranged on one side surface of the mounting base plate (1) and are linked with a switching-off limiting convex surface (302) and a switching-on limiting concave surface (303) on the outer edge of the indicator cam (3 a), and the auxiliary switches (6) are arranged on the other side surface of the mounting base plate (1) and are linked with a driving bulge (304) on the auxiliary switch cam (3 b).

5. The switch state indicating and microswitch combination module of claim 4, wherein: the indicator cam (3 a) and the auxiliary switch cam (3 b) are integrated or split or fixedly connected through a buckle structure (3 c).

6. The switch state indicating and microswitch combination module of claim 1, wherein: the respective indicator piece (5, 5 ') is mounted on the mounting base plate (1) so as to be rotatable by means of a rotary shaft (8, 8').

7. A switch state indicating and microswitch combination module as in claim 1 wherein: a plurality of auxiliary switches (6) are arranged on the mounting substrate (1), and turnover lever position signal output auxiliary switches (K2) are arranged on one side face of the mounting substrate corresponding to the turnover levers (9, 9').

8. The switch state indicating and microswitch combination module of claim 1, wherein: the auxiliary switches (6) are micro switches.

9. A switch state indicating and microswitch combination module as in claim 1 wherein: the elastic part (7) is a tension spring, and two ends of the tension spring are arranged in tension spring holes (502, 502 ') on corresponding indicating parts (5, 5').