CN217562432U

CN217562432U - Operating mechanism of multi-gang change-over switch

Info

Publication number: CN217562432U
Application number: CN202221841073.XU
Authority: CN
Inventors: 王湖荣
Original assignee: Zhejiang Yamin Electric Co ltd
Current assignee: Zhejiang Yamin Electric Co ltd
Priority date: 2022-07-14
Filing date: 2022-07-14
Publication date: 2022-10-11
Anticipated expiration: 2032-07-14

Abstract

The utility model discloses a many gang change over switch's operating device, including turning handle, center operation axle and transmission operation axle, be equipped with the drive connecting lever on the center operation axle, the drive connecting lever is equipped with the drive division, be equipped with driven connecting lever on the transmission operation axle, drive division and driven connecting lever are equipped with the transmission structure, the transmission structure includes motion guide way and ejector pad structure, drive division on the drive connecting lever drives driven connecting lever and transmission operation axle and rotates simultaneously through the cooperation of motion guide way and ejector pad structure rotating the in-process rotating, make turning handle can drive center operation axle and together rotate with the transmission operation axle, multiunit change over switch carries out combined floodgate or separating brake action simultaneously, the benefit of design like this lies in, the multiunit return circuit dispersion that the customer will need control sets up on the omnipotent change over switch of multiunit, thereby avoid omnipotent change over switch to appear the problem of length, the transmission distance of center operation axle and transmission operation axle is little, structural strength is high, the transmission is reliable, the action uniformity is good.

Description

Operating mechanism of multi-gang change-over switch

Technical Field

The utility model relates to a change over switch technical field, concretely relates to change over switch's operating device that ally oneself with more.

Background

The universal change-over switch is mainly suitable for the electric lines with 50Hz AC, 380V or below rated working voltage, 220V or below DC voltage and rated current of 160A, and is mainly used for the conversion of various control lines, the commutation measurement control of a voltmeter and an ammeter, the conversion and remote control of power distribution device lines and the like. The universal change-over switch can also be used for directly controlling the starting, speed regulation and reversing of a small-capacity motor, when a customer needs to control a plurality of groups of circuits to be switched on and switched off simultaneously, the number of controllable circuits is increased by normally superposing contact modules backwards, but the overall length of a product is overlong, the universal change-over switch cannot be applied to occasions with limited installation space, and meanwhile, because errors exist in the manufacturing and assembling processes of the product, the accumulated errors easily cause poor contact action synchronism among a plurality of contact modules, and the on-off consistency of the product is influenced.

SUMMERY OF THE UTILITY MODEL

Therefore, the to-be-solved technical problem of the utility model lies in overcoming whole length overlength when the omnipotent change over switch control multiunit return circuit divide-shut brake among the prior art, leads to the poor problem of break-make uniformity to provide one kind and can control the omnipotent change over switch of multiunit and divide-shut brake simultaneously, action uniformity is high, the little operating device who allies oneself with change over switch of whole length of product.

The utility model provides a change over switch's operating device that ally oneself with more for drive the omnipotent change over switch of multiunit and carry out combined floodgate or separating brake action, operating device includes:

the rotating handle is connected with one group of the universal change-over switches, the group of the universal change-over switches are provided with central operating shafts linked with the rotating handle, and the other groups of the universal change-over switches are respectively provided with transmission operating shafts which are regularly distributed and arranged by taking the central operating shafts as centers;

the driving crank arm is arranged on the central operating shaft in a linkage manner and is provided with at least one driving part extending towards the direction of the transmission operating shaft;

the driven connecting lever, the linkage sets up on the transmission operation axle, it is relative the driven connecting lever with be provided with between the drive division and be used for the transmission structure of twist grip moment of torsion, the transmission structure is including setting up the driven connecting lever with the motion guide way on the two of drive division is in with set up the driven connecting lever with on the two another of drive division and along the motion guide way does reciprocating sliding's ejector pad structure, the drive connecting lever rotates when certain angle through the ejector pad structure with the cooperation of motion guide way is in order to drive the driven connecting lever rotates certain angle.

In the operating mechanism of the multiple change-over switch, at least one transmission operating shaft is arranged on one side or two sides of the central operating shaft, and a connecting line of the at least one transmission operating shaft and the central operating shaft is a straight line.

In the operating mechanism of the multiple changeover switch, the transmission operating shaft 13 is annularly arranged in a plurality at equal intervals around the central operating shaft.

In the operating mechanism of the multi-connection change-over switch, the motion guide groove is a T-shaped groove formed in the driven connecting lever, the push block structure is a circular push rod arranged on the driving connecting lever, and the circular push rod slides in the T-shaped groove along with the rotation of the driving connecting lever.

In foretell multiplex change over switch's operating device, T type groove is including setting up the portion of reseing at T type groove top with set up the driven portion of T type bottom of the groove portion, pass through during drive connecting lever forward or the antiport circular push rod is in it slides in order to support to push to driven connecting lever is reverse or forward rotates.

In the operating mechanism of the multi-gang change-over switch, the motion guide groove is a V-shaped groove arranged at the end part of the driving part, the push block structure is a circular push rod arranged on the driven crank arm, and the V-shaped groove rotates along with the driving crank arm to push the circular push rod to slide in the V-shaped groove.

In the operating mechanism of the multi-gang change-over switch, the V-shaped groove includes a first sliding groove portion, a second sliding groove portion, and a guide block formed at a crossing of the first sliding groove portion and the second sliding groove portion, the circular push rod has a first position moving to an end of the first sliding groove portion or the second sliding groove portion, and a second position moving along the guide block to the crossing, and when the universal change-over switch performs a switching-on or switching-off operation, the circular push rod slides between the first position and the second position.

In the operating mechanism of the multiple changeover switch, the driving portion is a bar-shaped lever extending in the direction of the driven crank arm with the center operating shaft as a center.

In the operating mechanism of the multi-gang change-over switch, the operating mechanism further comprises a mounting plate for fixing the universal change-over switch, a support plate for fixing the central operating shaft and the transmission operating shaft, and a switch panel for shielding the support plate.

In the operating mechanism of the multiple change-over switch, the support plate is provided with a bearing which is matched with the operating shaft to rotate.

Compared with the prior art, the technical scheme of the utility model have the following advantage:

1. the utility model provides an operating device who allies oneself with change over switch more drives central operating axis through controlling the twist grip and rotates, central operating axis rotates and can drive the synchronous rotation of drive connecting lever, the drive division on the drive connecting lever drives driven connecting lever and together rotates through the cooperation of motion guide way and ejector pad structure at the rotation in-process, driven connecting lever rotates and can drive transmission operating axis and rotate, promptly can drive a central operating axis and a plurality of transmission operating axis and together rotate when twist grip rotates for multiunit universal changeover switch carries out combined floodgate or separating brake action simultaneously, and the benefit of design lies in like this, and the multiunit return circuit dispersion that the customer will need control sets up at the multiunit on the universal changeover switch, thereby avoids any a set of the problem of length overlength appears in universal changeover switch, simultaneously at least one the transmission operating axis is with central operating axis is arranged respectively for the center rule, makes like this that central operating axis rotates when reaching the minimum with the transmission distance of every transmission operating axis, and structural strength is high, and the transmission is reliable, and the action uniformity is good.

2. The utility model provides a many change over switch's operating device that ally oneself with, transmission operating axis 13 with center operating axis has two kinds of setting modes, is linear arrangement firstly, just is transmission operating axis 13 equally divide the setting to be in the both sides of center operating axis, this kind of arrangement sets up to one or two at transmission operating axis 13 quantity, and transmission effect is the best, is the matrix arrangement secondly, just is transmission operating axis 13 with center operating axis has arranged a plurality ofly for the annular of center equidistance, specifically sets up quantity and can according to universal change over switch's combined floodgate angle sets up, is when the combined floodgate angle of switch is 45 degrees promptly, but transmission operating axis 13 interval 90 degrees sets up when no longer than four, and transmission effect is the best, and when the angle of combined floodgate of switch is 30 degrees, transmission operating axis 13 interval 60 degrees sets up when no longer than six, and transmission effect is the best.

3. The utility model provides a many change over switch's operating device that ally oneself with, drive connecting lever falls into two kinds of forms of pole drive and groove drive when the drive connecting lever is the pole drive, the ejector pad structure sets up on the drive connecting lever, be equipped with on the driven connecting lever with ejector pad structure complex T type groove when fixed connecting lever is the groove drive, be equipped with V type groove on the drive connecting lever, the ejector pad structure sets up on the driven connecting lever.

4. The utility model provides an operating device who allies oneself with change over switch more, the twist grip drive when the center operation axle rotates, the cooperation through square operation axle and drive hole carries out the transmission, makes the drive connecting lever is followed the rotation of center operation axle carries out synchronous rotation, and can with the principle, the transmission operation axle can be followed the rotation of driven connecting lever carries out synchronous rotation.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of an operating mechanism of a multiple change-over switch provided by the present invention installed on a universal change-over switch;

fig. 2 is a schematic structural view of the operating mechanism provided by the present invention installed on the triple change-over switch;

fig. 3 is a schematic structural view of an operating mechanism of the multiple gang changeover switch shown in fig. 2 with a mounting plate hidden;

fig. 4 is a schematic structural diagram of a first driving mode of the operating mechanism installed on the duplex change-over switch according to the present invention;

fig. 5 is a schematic structural diagram of a second driving mode of the operating mechanism installed on the duplex change-over switch according to the present invention;

fig. 6 is a schematic structural diagram of the operating mechanism of the present invention installed on the linearly arranged quintuplet transfer switch;

fig. 7 is a schematic structural diagram of an operating mechanism installed on a quadruple transfer switch arranged in a matrix;

fig. 8 is a schematic structural view of the operating mechanism of the present invention installed on the quintuplet transfer switch arranged in a matrix;

description of reference numerals:

1-universal changeover switch; 11-turning the handle; 12-a central operating axis; 13-driving the operating shaft; 14-a mounting plate; 15-a support plate; 16-a switch panel; 17-a bearing;

2-driving the crank arm; 21-a drive section; 22-bar-shaped rods;

3-driven crank arm;

4-a transmission structure; 41-motion guide groove; 42-a push block structure; a 43-T-shaped groove; 44-a reset portion; 45-a driven portion; 46-V type groove; 47-a first slide groove portion; 48-a second slide groove portion; 49-guide block.

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 work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on 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 is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed 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.

Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.

Example 1

The present embodiment is described in detail below with reference to the accompanying drawings:

the utility model provides an operating device who allies oneself with change over switch more as shown in fig. 1-8 for drive omnipotent change over switch 1 of multiunit and carry out combined floodgate or separating brake action, operating device includes:

the rotating handle 11 is connected with one group of the universal change-over switches 1, the group of the universal change-over switches 1 is provided with a central operating shaft 12 which is linked with the rotating handle 11, and the other groups of the universal change-over switches 1 are respectively provided with transmission operating shafts 13 which are regularly distributed and arranged by taking the central operating shaft 12 as a center;

a driving crank arm 2 which is linked with the central operation shaft 12 and has at least one driving part 21 extending towards the transmission operation shaft 13;

driven connecting lever 3, the linkage sets up on the transmission operation axle 13, it is relative driven connecting lever 3 with be provided with between the drive division 21 and be used for the transmission 11 transmission structure 4 of moment of torsion of twist grip, transmission structure 4 is including setting up driven connecting lever 3 with motion guide way 41 on the two of drive division 21, and set up driven connecting lever 3 with the two of drive division 21 is gone up and along motion guide way 41 makes reciprocating sliding's ejector pad structure 42, drive connecting lever 2 rotates when certain angle through ejector pad structure 42 with the cooperation of motion guide way 41 is in order to drive driven connecting lever 3 rotates certain angle.

The above embodiment is a core technical scheme of this embodiment, a rotating handle 11 is controlled to drive a central operating shaft 12 to rotate, the central operating shaft 12 rotates to drive a driving connecting lever 2 to rotate synchronously, a driving portion 21 on the driving connecting lever 2 drives a driven connecting lever 3 to rotate together through cooperation of a motion guide groove 41 and a push block structure 42 in a rotating process, and the driven connecting lever 3 rotates to drive a transmission operating shaft 13 to rotate, that is, the rotating handle 11 can drive one central operating shaft 12 and a plurality of transmission operating shafts 13 to rotate together when rotating, so that a plurality of groups of universal transfer switches 1 simultaneously execute or perform switching-off actions, and the design has the advantages that a plurality of groups of loops to be controlled are dispersedly arranged on a plurality of groups of universal transfer switches 1 by a customer, thereby avoiding the problem that any group of universal transfer switches 1 are too long in length, and at least one transmission operating shaft 13 is regularly and respectively arranged with the central operating shaft 12 as a center, so that a transmission distance between the central operating shaft 12 and each transmission operating shaft 13 is minimum when rotating, the structure strength is high, the transmission consistency is reliable, and the switching-on action is good.

As shown in fig. 2 to 6, the transmission operating shaft 13 is provided with at least one on one side or two sides of the central operating shaft 12, and a connecting line of the at least one transmission operating shaft 13 and the central operating shaft 12 is a straight line, so that the transmission operating shafts 13 are equally arranged on two sides of the central operating shaft 12, and this arrangement is the best transmission effect when the number of the transmission operating shafts 13 is one or two, as shown in fig. 7 or 8, the transmission operating shafts 13 are annularly arranged with the central operating shaft 12 as the center at equal intervals, and the specific number of the transmission operating shafts 13 can be set according to the closing angle of the universal transfer switch 1, that is, when the closing angle of the switch is 45 degrees, the transmission operating shafts 13 can be set at intervals of 90 degrees and not more than four, the best transmission effect is achieved, and when the closing angle of the switch is 30 degrees, the transmission operating shafts 13 can be set at intervals of 60 degrees and not more than six, the best transmission effect is achieved.

As a specific structure, the motion guide groove 41 is a T-shaped groove 43 disposed on the driven crank arm 3, the push block structure 42 is a circular push rod disposed on the driving crank arm 2, the circular push rod slides in the T-shaped groove 43 along with the rotation of the driving crank arm 2, the T-shaped groove 43 includes a reset portion 44 disposed at the top end of the T-shaped groove and a driven portion 45 disposed at the bottom end of the T-shaped groove, because an energy storage spring is disposed inside the universal transfer switch 1, when the push block structure 42 slides in the reset portion 44 or the driven portion 45, the energy storage spring stores energy, and when the circular push rod is separated from the reset portion 44 or the driven portion 45, the energy storage spring releases energy to drive the universal transfer switch 1 to open and close, thereby accelerating the opening and closing speed of the universal transfer switch 1.

As shown in fig. 2 to 4, the movement guide groove 41 is a V-shaped groove 46 provided at an end portion of the driving portion 21, the push block structure 42 is a circular push rod provided on the driven link 3, the V-shaped groove 46 pushes the circular push rod to slide therein as the driving link 2 rotates, the V-shaped groove 46 includes a first slide groove portion 47 and a second slide groove portion 48, and a guide block 49 formed at a crossing of the first slide groove portion 47 and the second slide groove portion 48, the circular push rod has a first position moved to an end portion of one end of the first slide groove portion 47 or the second slide groove portion 48, and a second position moved along the guide block 49 to a crossing thereof, and the circular push rod slides between the first position and the second position when the universal switch 1 performs a closing or opening operation.

As a specific structure, the central operating shaft 12 and the transmission operating shaft 13 are square operating rods, the driving crank arm 2 and the driven crank arm 3 are provided with square driving holes suitable for the central operating shaft 12 or the transmission operating shaft 13 to pass through, when the rotating handle 11 drives the central operating shaft 12 to rotate, the driving crank arm 2 rotates synchronously with the rotation of the central operating shaft 12 through the matching of the square operating shafts and the driving holes, and in the same way, the transmission operating shaft 13 rotates synchronously with the rotation of the driven crank arm 3, and further, the driving part 21 is a bar 22 extending towards the direction of the driven crank arm 3 by taking the central operating shaft 12 as the center, the driving part 21 sets a corresponding number according to the number of the driven crank arms 3, for example, when there are three driven crank arms 3 in a ring shape by taking the central operating shaft 12 as the center, the driving part 21 is correspondingly provided with three bars and connected to form a T-shaped structure; and when four driven crank arms 3 are annularly arranged around the central operating shaft 12, the four driving parts 21 are correspondingly arranged and connected to form a cross structure.

As shown in fig. 1, the operating mechanism further includes a mounting plate 14 for fixing the universal switch 1, a support plate 15 for fixing the central operating shaft 12 and the transmission operating shaft 13, and a switch panel 16 for shielding the support plate 15, the driving crank arm 2 and the driven crank arm 3 are disposed between the mounting plate 14 and the support plate 15, in order to facilitate the rotation of the operating shafts, a bearing 17 for rotating in cooperation with the operating shafts is disposed on the support plate 15, and the rotation resistance of the central operating shaft 12 or the transmission operating shaft 13 can be effectively reduced by disposing the bearing 17.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. This need not be, nor should it be exhaustive of all embodiments. And obvious variations or modifications can be made without departing from the scope of the invention.

Claims

1. An operating mechanism of a multi-gang change-over switch is used for driving a plurality of groups of universal change-over switches (1) to execute switching-on or switching-off actions, and is characterized by comprising:

the rotating handle (11) is connected with one group of the universal change-over switches (1), the group of the universal change-over switches (1) is provided with a central operating shaft (12) linked with the rotating handle (11), and the other groups of the universal change-over switches (1) are respectively provided with transmission operating shafts (13) which are regularly distributed and arranged by taking the central operating shaft (12) as the center;

a drive crank arm (2) which is linked with the central operation shaft (12) and is provided with at least one drive part (21) extending towards the direction of the transmission operation shaft (13);

driven connecting lever (3), the linkage sets up on transmission operating axis (13), it is relative driven connecting lever (3) with be provided with between drive division (21) and be used for the transmission turning handle (11) moment of torsion drive structure (4), drive structure (4) are including setting up driven connecting lever (3) with motion guide way (41) on the two of drive division (21) and setting up driven connecting lever (3) with on the two another of drive division (21) and along motion guide way (41) do reciprocating sliding's ejector pad structure (42), pass through when drive connecting lever (2) rotate certain angle ejector pad structure (42) with the cooperation of motion guide way (41) is in order to drive driven connecting lever (3) rotate certain angle.

2. An operating mechanism of a multiple gang switch as defined in claim 1, wherein said transmission operating shaft (13) is provided with at least one on one side or both sides of said central operating shaft (12), and a connecting line of said at least one transmission operating shaft (13) and said central operating shaft (12) is a straight line.

3. An operating mechanism of a multiple gang switch as defined in claim 1, wherein said transmission operating shaft (13) is arranged in a plurality of rings with said center operating shaft (12) as a center.

4. A multi-gang changeover switch operating mechanism as claimed in any one of claims 1 to 3, characterized in that said motion guide groove (41) is a T-shaped groove (43) provided on said driven crank arm (3), and said push block structure (42) is a circular push rod provided on said driving crank arm (2), said circular push rod sliding in said T-shaped groove (43) with the rotation of said driving crank arm (2).

5. The operating mechanism of a multi-gang change-over switch according to claim 4, wherein the T-shaped groove (43) comprises a reset part (44) arranged at the top of the T-shaped groove (43) and a driven part (45) arranged at the bottom of the T-shaped groove (43), and when the driving crank arm (2) rotates in the forward direction or the reverse direction, the circular push rod slides in the driven part (45) to push the driven crank arm (3) to rotate in the reverse direction or the forward direction.

6. The operating mechanism of a multiple gang switch according to any of claims 1-3, characterized in that the motion guide groove (41) is a V-shaped groove (46) disposed on the end of the driving portion (21), the push block structure is a circular push rod disposed on the driven crank arm (3), and the V-shaped groove (46) rotates with the driving crank arm (2) to push the circular push rod to slide therein.

7. An operating mechanism of a multiple gang changeover switch as claimed in claim 6, wherein said V-shaped groove (46) comprises a first slide groove portion (47) and a second slide groove portion (48), and a guide block (49) formed at the intersection of said first slide groove portion (47) and said second slide groove portion (48), said circular push rod having a first position moved to the bottom end of said first slide groove portion (47) or said second slide groove portion (48) and a second position moved to the top end of the intersection of said first slide groove portion (47) and said second slide groove portion (48), said circular push rod sliding between said first position and said second position upon the closing or opening action of said universal changeover switch (1).

8. A multiple gang switch operating mechanism as claimed in claim 1, wherein the driving portion (21) is a bar-shaped lever (22) extending toward the driven crank arm (3) with the center of the center operating shaft (12) as a center.

9. An operating mechanism of a multiple gang switch as claimed in claim 8, further comprising a mounting plate (14) for fixing the universal switch (1), a support plate (15) for fixing the central operating shaft (12) and the transmission operating shaft (13), and a switch panel (16) for shielding the support plate (15).

10. An operating mechanism of a multiple gang switch as claimed in claim 9, characterized in that the supporting plate (15) is provided with a bearing (17) which rotates in cooperation with the central operating shaft (12) or the transmission operating shaft (13).