CN114334496B

CN114334496B - Padlock structure of dual power transfer switch

Info

Publication number: CN114334496B
Application number: CN202111575109.4A
Authority: CN
Inventors: 岳鹏; 陈红群; 张晓佟
Original assignee: Schneider Wingoal Tianjin Electric Equipment Co Ltd
Current assignee: Schneider Wingoal Tianjin Electric Equipment Co Ltd
Priority date: 2021-12-21
Filing date: 2021-12-21
Publication date: 2024-07-30
Anticipated expiration: 2041-12-21
Also published as: CN114334496A

Abstract

The invention provides a padlock structure of a dual-power change-over switch, which is characterized in that a shaft hole is arranged on a panel, the shaft hole and a mandrel are concentrically arranged, a long hole is also arranged on the panel, a poking button is positioned in the long hole, an installation groove is arranged at the upper end of a cover plate, the upper end of the cover plate is fixedly connected to the lower end of the panel, a support plate is arranged in the installation groove, the upper end of the support plate is fixedly connected to the lower end of the poking button, a position avoiding hole is arranged on the cover plate, the lower end of the support plate is fixedly connected to the upper end of a screw, the lower end of the screw is fixedly connected to the upper end of a sliding plate, the poking button can sequentially drive the support plate and the sliding plate to slide, and the sliding plate is an opening and closing structure for locking the relative position of the mandrel. The padlock structure of the dual-power transfer switch ensures the safety of manual operators, only in a double-split state, the padlock can be lifted and locked, and a handle cannot be installed after the padlock is locked, so that the safety accident caused by misoperation of the operators is ensured, and the padlock structure is simple in structure and easy to operate.

Description

Padlock structure of dual power transfer switch

Technical Field

The invention belongs to the field of electrical switches, and particularly relates to a padlock structure of a dual-power transfer switch.

Background

The automatic change-over switch electric appliance is a terminal electric appliance with wide application, and mainly utilizes a controller on the terminal electric appliance to drive an electric operating mechanism to control the action of a switch so as to switch on or switch off a common and standby power supply, thereby ensuring the safety of a power system and the continuity of production. The transfer switching device generally has three execution states: the switching-on of the common power supply, the switching-on of the standby power supply and the double-split state, and the switching-on and switching-off of the electric appliance simultaneously cuts off two paths of power supply so as to cope with the conditions of equipment maintenance or other power supply disconnection. Under this state, the padlock device of the transfer switch electric appliance is needed to lock the transfer switch electric appliance in the double-split state, so that misoperation of other personnel caused by overhaul is prevented, economic and personnel losses are avoided, and the electricity safety protection function is achieved.

Disclosure of Invention

In view of the above, the present invention aims to provide a padlock structure of a dual-power transfer switch, so as to solve the problems of complex structure, complicated padlock in the dual-split state, and potential safety hazard in the prior art.

In order to achieve the above purpose, the technical scheme of the invention is realized as follows:

The utility model provides a padlock structure of dual supply change-over switch, including the panel, dial the button, the extension board, the apron, slide and dabber, panel lower extreme fixed connection is to the shell, and the inside dabber that sets up of shell, be equipped with the shaft hole on the panel, the shaft hole sets up with the dabber is concentric, still be equipped with the slot hole on the panel, dial the button and be located the slot hole, the apron upper end is equipped with the mounting groove, and apron upper end fixed connection is to the lower extreme of panel, set up the extension board in the mounting groove, and extension board upper end fixed connection is to the lower extreme of dialling the button, be equipped with on the apron and keep away the position hole, extension board lower extreme fixed connection is to the upper end of screw, the lower extreme fixed connection of screw is to the upper end of slide, dial the button can drive the extension board in proper order, the slide slides, gliding slide is the structure that opens and shuts of locking dabber relative position.

Furthermore, a plugboard is arranged on one side of the sliding plate, a slot is formed in the upper end of the mandrel, and the plugboard is connected into the slot in a sliding mode.

Further, a touch switch is arranged on the side wall of the shell, and one end of the sliding plate is connected to the touch switch in a sliding manner.

Further, an adapter plate is arranged on one side of the sliding plate, an inserting plate is arranged at one end of the adapter plate, and the other end of the adapter plate is connected to the touch switch in a sliding mode.

Further, the padlock structure of the dual-power transfer switch further comprises a padlock component, the lock closing component comprises a padlock piece, a first through hole is formed in the panel, the upper end of the padlock piece is connected to the upper end of the panel in a clamping mode, a sliding table is fixedly installed after the lower end of the padlock piece penetrates through the first through hole, an adapter plate is arranged on one side of the sliding plate, a plugboard is arranged at the first end of the adapter plate, and the upper side of the sliding table is connected to the lower side of the adapter plate in a clamping mode.

Further, a sliding groove is formed in the second end of the adapter plate, and the inner peripheral size of the sliding groove is not smaller than the outer peripheral size of the sliding table.

Further, the lower extreme of padlock spare is equipped with U type groove, sets up the spring in the U type inslot, and the one end fixed connection of spring is to U type groove bottom, and the other end fixed connection of spring is to the lower extreme of panel.

Further, the lower end of the panel is provided with a clamping table, the lower end of the spring is fixedly connected to the periphery of the needle roller, and two ends of the needle roller are respectively clamped to the lower end of the clamping table.

Further, the extension board lower extreme is equipped with a plurality of slots in place, and a plurality of slots in place are along the slip direction equipartition of extension board, and the mounting groove bottom of apron sets up the fillet platform, and fillet platform sliding connection is to the inslot in place.

Compared with the prior art, the padlock structure of the dual-power transfer switch has the following beneficial effects: the electric interlocking during manual operation is realized, a signal is given during manual operation, the electric operation circuit of the controller is disconnected, electric operation can not be performed during manual operation, the interlocking effect is realized, the safety of manual operators is ensured, in addition, only when in a double-split state, the padlock member can be lifted and locked, the handle cannot be installed after the locking, the safety accident caused by misoperation of the operators is ensured, and the electric interlocking device has a simple structure and is easy to operate.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention. In the drawings:

fig. 1 is a schematic structural diagram of a padlock structure of a dual power transfer switch according to an embodiment of the present invention;

fig. 2 is a schematic diagram illustrating a padlock structure with a dual power conversion switch according to an embodiment of the present invention;

FIG. 3 is a schematic view of a lower view of a panel according to an embodiment of the present invention;

Fig. 4 is an exploded view of a padlock of a dual power switch according to an embodiment of the present invention;

FIG. 5 is a schematic view of a mandrel according to an embodiment of the present invention;

FIG. 6 is a schematic view of a cover plate according to an embodiment of the invention;

FIG. 7 is a schematic view of an assembly of a padlock member, a slide and a tact switch according to an embodiment of the present invention;

fig. 8 is a schematic cross-sectional view of a padlock structure of a dual power transfer switch according to an embodiment of the present invention;

Fig. 9 is a schematic cross-sectional view of a padlock assembly according to an embodiment of the present invention in an extracted state;

fig. 10 is a schematic cross-sectional view of a padlock assembly according to an embodiment of the present invention in a lowered state.

Reference numerals illustrate:

1-a panel; 101-long holes; 102-shaft hole; 103-a first via; 104-clamping table; 2-a spring; 3-padlock members; 31-a sliding table; 4-rolling needles; 5-supporting plates; 51-in-place slot; 6-cover plate; 61-mounting slots; 62-a clearance hole; 63-a fillet table; 7-a skateboard; 71-an adapter plate; 72-inserting plates; 73-sliding grooves; 8-screws; 9-pulling the button; 10-a mandrel; 11-slots; 12-touch switch.

Detailed Description

It should be noted that, without conflict, the embodiments of the present invention and features of the embodiments may be combined with each other.

In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", etc. may explicitly or implicitly include one or more such feature. In the description of the present invention, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art in a specific case.

The invention will be described in detail below with reference to the drawings in connection with embodiments.

As shown in fig. 1-10, a padlock structure of dual power change-over switch, including panel 1, dial button 9, extension board 5, apron 6, slide 7 and dabber 10, panel 1 lower extreme fixed connection is to the shell, and the inside dabber 10 that sets up of shell, be equipped with shaft hole 102 on panel 1, shaft hole 102 and dabber 10 concentric setting, still be equipped with slot 101 on panel 1, dial button 9 is located slot 101, apron 6 upper end is equipped with mounting groove 61, and apron 6 upper end fixed connection is to panel 1's lower extreme, set up extension board 5 in the mounting groove 61, and extension board 5 upper end fixed connection is to dial button 9's lower extreme, be equipped with on the apron 6 and keep away position hole 62, extension board 5 lower extreme fixed connection is to the upper end of screw 8, the lower extreme fixed connection of screw 8 is to slide 7's upper end, dial button 9 can drive extension board 5 in proper order, slide 7 is the open and shut the structure of locking dabber 10 relative position, support board 5 and dial button 9 are integrated into structure when implementing, the staff is with extension board 5 from panel 1 back, and dial button 9 inserts into the lower extreme fixed connection to panel 1, and the lower extreme fixed connection is in order to be equipped with the horizontal side-by the screw 8 in the side of the upper end of the side of the screw 8, and the upper end of the horizontal side of the slide board 8 is fixed connection, the upper end of the slide board is fixed connection to the screw 8, the upper end of the slide board is left-down in order to be fixed connection to the slide board 7, and the upper end is left in the upper end of the slide plate 7, and the upper end is fixed in the horizontal position of the upper end of the slide 7.

The slide 7 one side sets up picture peg 72, and dabber 10 upper end is equipped with slot 11, and picture peg 72 sliding connection is in slot 11, and the user accessible round hole inserts the dabber 10 with the handle in, carries out the manual operation that opens and shuts to the switch, and peg 72 peg graft to the slot 11 that dabber 10 side reserved can make the handle unable insert dabber 10, can not carry out any and close the operation to the switch, realizes two and divides padlock function in order to avoid carrying out the maloperation.

The shell side wall sets up touch switch 12, and the one end sliding connection of slide 7 is connected to touch switch 12, and one side of slide 7 sets up keysets 71, and the one end of keysets 71 sets up picture peg 72, and the other end sliding connection of keysets 71 is connected to touch switch 12.

The padlock structure of dual supply change-over switch still includes padlock subassembly, the lock subassembly includes padlock spare 3, be equipped with first through-hole 103 on the panel 1, padlock spare 3's upper end joint is to panel 1 upper end, the lower extreme of padlock spare 3 passes first through-hole 103 back fixed mounting slip table 31, one side of slide 7 sets up keyset 71, keyset 71's first end sets up picture peg 72, the upside joint of slip table 31 is the fixed knot of padlock spare 3 to the downside of keyset 71, the second end of keyset 71 is equipped with spout 73, and spout 73's inner peripheral dimension is not less than slip table 31's peripheral dimension, padlock spare 3's lower extreme is equipped with U type groove, U type inslot sets up spring 2, spring 2's one end fixedly connected to U type groove bottom, spring 2's the other end fixed connection is to panel 1's lower extreme, panel 1 lower extreme sets up block 104, spring 2's lower extreme fixedly connected to the periphery of kingpin 4, the both ends of kingpin 4 are the joint respectively to block 104's lower extreme, put into panel 1's rectangle first through-hole 103 in, with padlock spare 3 is put into panel 1, with the effect of hanging spare 2 and can be in the lower end of hanging spare outside force on the side 3 under the side of hanging spare 3, but can not have the effect in the upper end of hanging spare 3 under the side of hanging spare 3, the outer force at the upper end of hanging plate 3, the upper end is in the upper end of hanging spare condition of hanging 3, the top free outside force is free, and under the condition of hanging plate 3, can be in the condition of the upper end, and under the condition of the external force is not has been left under the effect.

The extension board 5 lower extreme is equipped with 3 and targets in place the groove 51, and 3 target in place the groove 51 along the slip direction equipartition of extension board 5, and the mounting groove 61 bottom of apron 6 sets up fillet platform 63, and fillet platform 63 sliding connection is to target in the groove 51, and fillet platform 63 is the elasticity trip, is equipped with 3 target in place the groove 51 on the manual automation of dialling button 9, corresponds the 3 state positions of switch respectively, and when the switch was switched in different states, the button 9 had obvious pause and contusion to dialling, has promoted user's use impression.

The installation process of the padlock structure of the double-power transfer switch comprises the following steps:

The manual and automatic shifting button 9 is installed from the back of the panel 1, and the bulge is inserted into a rectangular through hole structure reserved in the panel 1; the cover plate 6 is placed in a reserved structure in the panel 1 and fastened by screws 8, and at the moment, two screw 8 columns on the manual automatic pulling button 9 are respectively inserted into the reserved oblong through hole structure on the cover plate 6 correspondingly and can slide freely along the horizontal direction; the sliding plate 7 is placed in a groove-shaped guide rail preset in the panel 1, and simultaneously two screw 8 columns on the manual automatic shifting button 9 are correspondingly inserted into reserved round holes on the sliding plate 7 and fastened by the screws 8, so that the sliding plate 7 can synchronously and horizontally slide along with the manual automatic shifting button 9; the padlock piece 3 is put into another rectangular through hole reserved on the panel 1; one end of the spring 2 is hung in a semicircular groove at the bottom end of the padlock member 3, the other end of the spring penetrates into the needle roller 4 and is hung on a reserved structure on the panel 1, the padlock member 3 can move up and down freely along the groove on the panel 1 under the action of external force, but under the action of no external force, the pulling force of the spring 2 can enable the padlock member 3 to be in an embedded state all the time; the micro switch is fixed in other structures of the switch, and the position of the micro switch is that one side of the panel 1 is printed with an 'automatic'; a round hole is reserved on the panel 1, and a user can insert a handle into the mandrel 10 through the round hole to manually operate the switch. In addition, be equipped with the elasticity trip on the apron 6, be equipped with 3 recesses on the manual automatic shifting button 9, correspond 3 kinds of state positions of switch respectively, when the switch was switched in different states, the manual automatic shifting button 9 had obvious and had just felt, has promoted user's use impression.

The working process of the padlock structure of the dual-power transfer switch comprises the following steps:

The panel 1 is provided with an automatic, manual and padlock mark, the touch switch 12 is fixed in the shell, and the touch switch 12 is positioned on one side of the panel 1 printed with the automatic mark;

Automatic state: when the operator dials the dial button 9 to slide to be 'automatic', the sliding plate 7 slides synchronously with the dial button, one end of the sliding plate 7 touches and presses the touch switch 12 to enable the change-over switch to be in an automatic state, and at the moment, the sliding plate 7 has a limiting function on the padlock piece 3, so that the padlock piece 3 cannot be pulled out, and the padlock function cannot be realized.

Manual state: when a worker dials the toggle button 9 to slide to manual, the sliding plate 7 slides synchronously with the toggle button, one end of the sliding plate 7 releases the touch switch 12 to enable the change-over switch to be in a manual state, and at the moment, the same as an automatic state, the sliding plate 7 has a limiting effect on the padlock member 3, so that the padlock member 3 cannot be pulled out, the padlock function cannot be realized, and an operator can select a common power supply to be switched on or a standby power supply to be switched on as required.

Double padlock state: when a worker dials the dial button 9 to slide to a padlock, the sliding plate 7 slides synchronously with the dial button, one end of the sliding plate 7 does not touch the touch switch 12, and the change-over switch is still in a manual state, at this time, the sliding plate 7 is provided with the sliding groove 73, so that the padlock piece 3 can be pulled upwards to expose an oblong padlock hole, meanwhile, the plugboard 72 at the other end of the adapter plate 71 is spliced to the slot 11 reserved on the side surface of the mandrel 10, so that a handle cannot be inserted into the mandrel 10, any switching-on and switching-off operation cannot be performed on the switch, and the double-split padlock function is realized to avoid misoperation.

The installation process of the padlock structure of the dual-power transfer switch realizes the electric interlocking during manual operation, gives a signal during manual operation, disconnects an electric operation circuit of the controller, ensures that the electric operation can not be performed during manual operation, plays the role of interlocking, ensures the safety of manual operators, can only lift and lock the padlock member 3 when in a double-split state, cannot install a handle after locking, ensures the occurrence of safety accidents caused by misoperation of personnel, and has simple structure and easy operation.

The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the invention.

Claims

1. The utility model provides a padlock structure of dual supply change-over switch which characterized in that: including panel (1), dial button (9), extension board (5), apron (6), slide (7) and dabber (10), panel (1) lower extreme fixed connection is to the shell, and be equipped with dabber (10) inside the shell, be equipped with shaft hole (102) on panel (1), shaft hole (102) set up with dabber (10) concentric, still be equipped with slot hole (101) on panel (1), dial button (9) are located slot hole (101), apron (6) upper end is equipped with mounting groove (61), and apron (6) upper end fixed connection is to the lower extreme of panel (1), set up extension board (5) in mounting groove (61), and extension board (5) upper end fixed connection is to the lower extreme of dialling button (9), be equipped with on apron (6) and keep away position hole (62), extension board (5) lower extreme fixed connection is to the upper end of screw (8), the lower extreme fixed connection of screw (8) is to the upper end of slide (7), dial button (9) can drive extension board (5), slide (7) in proper order and slide, slide (7) are the relative structure that opens and shuts of locking dabber (10).

2. The padlock structure of claim 1, wherein: an inserting plate (72) is arranged on one side of the sliding plate (7), an inserting groove (11) is formed in the upper end of the mandrel (10), and the inserting plate (72) is connected into the inserting groove (11) in a sliding mode.

3. The padlock structure of claim 1, wherein: the side wall of the shell is provided with a touch switch (12), and one end of the sliding plate (7) is connected to the touch switch (12) in a sliding way.

4. The padlock structure of claim 2, wherein: one side of the sliding plate (7) is provided with an adapter plate (71), one end of the adapter plate (71) is provided with an inserting plate (72), and the other end of the adapter plate (71) is connected to the touch switch (12) in a sliding manner.

5. The padlock structure of claim 4, wherein: still include padlock subassembly, close the lock subassembly and include padlock spare (3), be equipped with first through-hole (103) on panel (1), the upper end joint of padlock spare (3) is to panel (1) upper end, fixed mounting slip table (31) behind the lower extreme of padlock spare (3) pass first through-hole (103), one side of slide (7) sets up keysets (71), the first end of keysets (71) sets up picture peg (72), the upside joint of slip table (31) is the fixed knot of padlock spare (3) to the downside of keysets (71).

6. The padlock structure of claim 5, wherein: the second end of the adapter plate (71) is provided with a sliding groove (73), and the inner peripheral size of the sliding groove (73) is not smaller than the outer peripheral size of the sliding table (31).

7. The padlock structure of claim 5, wherein: the lower extreme of padlock spare (3) is equipped with U type groove, sets up spring (2) in the U type inslot, and the one end fixed connection of spring (2) is to U type groove bottom, and the other end fixed connection of spring (2) is to the lower extreme of panel (1).

8. The padlock structure of claim 7, wherein: the lower end of the panel (1) is provided with a clamping table (104), the lower end of the spring (2) is fixedly connected to the periphery of the needle roller (4), and two ends of the needle roller (4) are respectively clamped to the lower end of the clamping table (104).

9. The padlock structure of claim 1, wherein: the support plate (5) lower extreme is equipped with a plurality of in-place groove (51), and a plurality of in-place groove (51) are along the slip direction equipartition of support plate (5), and mounting groove (61) bottom of apron (6) sets up fillet platform (63), and fillet platform (63) sliding connection is to in-place groove (51).