CN210296148U

CN210296148U - Structure for shielding arc light and wall switch

Info

Publication number: CN210296148U
Application number: CN201921267910.0U
Authority: CN
Inventors: 胡云枫; 王震; 陈玉龙; 查海林
Original assignee: Ningbo Gongniu Electric Appliances Co Ltd
Current assignee: Ningbo Gongniu Electric Appliances Co Ltd
Priority date: 2019-08-06
Filing date: 2019-08-06
Publication date: 2020-04-10
Anticipated expiration: 2029-08-06

Abstract

The utility model is suitable for a switch technical field provides a shield structure and wall switch of arc light, include: a fixed mount; a terminal assembly; the pressing plate is arranged in the fixing frame, an avoidance hole is formed in the pressing plate, and a first protruding structure for shielding arc light is arranged on the pressing plate and surrounds the avoidance hole; a seesaw assembly; the transition piece is arranged in the avoiding hole, two sides of the transition piece are hinged with the pressing plate, the transition piece is provided with a mounting hole, and the bottom surface of the transition piece is provided with a second protruding structure which is mutually staggered with the first protruding structure; the elastic component is arranged in the mounting hole; a button disposed on the transition piece. The utility model discloses can shield the electric arc light, avoid the electric arc light to spill to make the user can not see dazzling electric arc light at the use, promote user experience and feel.

Description

Structure for shielding arc light and wall switch

Technical Field

The utility model belongs to the technical field of the switch, especially, relate to a shield structure and wall switch of arc light.

Background

The switch is the device of electric current break-make in the control circuit, and its core break-make structure comprises binding post and wane structure, and binding post and wane are equipped with the silver point contact that is used for putting through the break-off current, realize the bonding and the disconnection of silver point through the upset of wane, then, realize the break-make of electric current. The effect of switch is mainly that the deciliter of utilizing silver point contact to realize the circuit in the short time, clamp plate and transition piece are one of the key spare part commonly used among the switch structure, the clamp plate is as the cooperation structure of the inside copper spare of switch socket, can guarantee the stability of copper spare structure and then can guarantee the stability of producing the product performance, it can regard as the supporting body and the key assembly position of switch pivot structure, the transition piece lock joint is on the clamp plate, realize the switch break-make through the pivot motion upset, the switch contact is at the disconnected in-process, can produce the electric arc phenomenon of high temperature highlight between the contact.

In the design of current clamp plate, the clamp plate main part is planar design, the wane subassembly is installed on the mount, be located the clamp plate below, the structural design of clamp plate has the hole of dodging the wane subassembly upset, the clamp plate has still to design the bearing structure of assembly transition piece rotation usefulness, the last design of bearing structure has the supported hole, be used for assembling the transition piece subassembly on the one hand, be used for transition piece subassembly upset in order to realize the break-make function of switch on the one hand, in order to reduce the mould preparation degree of difficulty, the supported hole adopts the hole site to insert mode demolding, therefore, on the clamp plate, it needs the design to have the perforation of inserting that needs to be inserted to.

And the break-make of the frequent emergence electric current of process meeting of current switch using because the electric arc phenomenon of break-make can produce high temperature highlight in the twinkling of an eye, through dodging the hole and the plug-in hole of support hole, the highlight that the electric arc produced can see through these hole sites outdiffusion, leads to the user to see comparatively dazzling electric arc light at the process of using, brings not good user experience.

SUMMERY OF THE UTILITY MODEL

The utility model provides a shield structure of arc light aims at solving the problem that the arc light that current switch produced at the process of break-make exposes from the hole site.

The utility model discloses a realize like this, a structure of shielding arc light, include:

a fixing frame.

The terminal assembly comprises a wire inlet terminal and a wire outlet terminal which are arranged on the inner bottom surface of the fixing frame.

The pressing plate, the pressing plate sets up in the mount, be provided with on the pressing plate and dodge the hole, encircle on the pressing plate dodge the hole and be provided with the first protruding structure that is used for shielding the arc light.

The seesaw component is arranged between the wire inlet terminal and the wire outlet terminal.

The transition piece is arranged in the avoiding hole, two sides of the transition piece are hinged to the pressing plate, the transition piece is provided with a mounting hole, and the bottom surface of the transition piece is provided with second protruding structures staggered with the first protruding structures.

The elastic component is arranged in the mounting hole, and one end of the elastic component is in contact with the seesaw component.

A button disposed on the transition piece.

Furthermore, the bottom surface of the pressing plate surrounds the avoiding hole and is provided with a third protruding structure for shielding arc light, and a preset distance is arranged between the bottom end of the third protruding structure and the seesaw component.

Furthermore, the edge of the pressure plate is provided with a fourth protruding structure, and the fourth protruding structure and the transition piece are matched to form a closed space.

Furthermore, a groove is formed in the position, corresponding to the second protruding structure, of the pressing plate.

Furthermore, the bottom surface of transition piece be provided with one with dodge the cavity post that the hole corresponds, the cavity post sets up dodge downtheholely, the mounting hole sets up in the cavity post.

Still further, the first raised structure and the second raised structure are straight ribs.

Furthermore, the fixing frame further comprises a rear seat arranged in the fixing frame, a clamping groove is formed between the rear seat and the fixing frame, the pressing plate is clamped into the clamping groove through a clamping portion, and the terminal assembly is arranged at the bottom end of the rear seat.

Still further, the elastic member includes: the first connecting piece, with the elastic component that first connecting piece is connected and with the second connecting piece that the elastic component is connected of setting in the mounting hole, the second connecting piece slides and sets up in the mounting hole, the one end of second connecting piece with the contact of seesaw subassembly.

Still further, the seesaw assembly comprises: the rocker is arranged on the supporting sheet, two ends of the rocker are provided with contacts, and two ends of the rocker respectively correspond to the incoming line terminal and the outgoing line terminal.

A wall switch, comprising: the structure for shielding the arc light is arranged in the bottom box.

The utility model discloses the beneficial effect who reaches, because surround on the clamp plate keep away the hole setting first protruding structure, and the bottom surface of transition piece set up with the second protruding structure that first protruding structure staggered each other. Therefore, first protruding structure with the protruding structure of second can cooperate each other form the enclosure space around dodging the hole, when the switch carries out break-make and produces electric arc light, first protruding structure with the protruding structure of second can shield electric arc light, avoids electric arc light to spill to make the user can not see dazzling electric arc light again in the use, promote user experience and feel

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is an enlarged view of a structure at a in fig. 1.

Fig. 3 is a schematic structural view of the transition piece of the present invention.

Fig. 4 is a schematic view of the front structure of the pressing plate of the present invention.

Fig. 5 is a schematic view of the back structure of the pressing plate of the present invention.

Fig. 6 is a schematic structural diagram of the overall structure of the present invention after the button is removed.

Wherein, 1, fixing frame; 2. an outlet terminal; 21. an incoming terminal; 22. a connection point; 3. pressing a plate; 31. avoiding holes; 32. a first bump structure; 33. a third bump structure; 34. a fourth bump structure; 35. a groove; 36. a clamping part; 4. a support sheet; 41. a seesaw; 42. a contact; 5. a transition piece; 51. mounting holes; 52. a second bump structure; 53. a cavity column; 6. a first connecting member; 61. an elastic member; 62. a second connecting member; 7. a button; 8. a rear seat; 81. a clamping groove.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

The current switch structure can be frequent in the use break-make of emergence electric current, because the electric arc phenomenon of high temperature highlight can be produced in the twinkling of an eye of break-make, through dodging the hole and the hole of inserting of holding hole, the highlight that the electric arc produced can see through these hole sites outdiffusion, leads to that the user use can see comparatively dazzling electric arc light, brings not good user experience. And the utility model discloses a cooperation position at clamp plate and transition piece sets up protruding structure to form one and encircle keep away the enclosure space in hole, shelter from the arc light, avoided the arc light outdiffusion, be the point arc light that the user can not see the dazzling in the use, bring better user experience.

Example one

An arc shielding structure, as shown in fig. 1 to 6, comprising:

a fixed frame 1.

The terminal assembly comprises an inlet terminal and an outlet terminal 21 which are arranged on the inner bottom surface of the fixed frame 1.

The pressing plate 3, pressing plate 3 set up in mount 1, are provided with on the pressing plate 3 and dodge hole 31, surround on the pressing plate 3 and dodge hole 31 and be provided with the first protruding structure 32 that is used for shielding the arc light.

And the seesaw component is arranged between the incoming line terminal and the outgoing line terminal 21.

Transition piece 5, transition piece 5 set up in dodging the hole 31, and the both sides of transition piece 5 are articulated with clamp plate 3, are provided with mounting hole 51 on the transition piece 5, and the bottom surface of transition piece 5 is provided with the second protruding structure 52 that staggers each other with first protruding structure 32.

And the elastic component is arranged in the mounting hole 51, and one end of the elastic component is contacted with the seesaw component.

A button 7, the button 7 being provided on the transition piece 5 so as to cause the transition piece 5 to flip when the button 7 is dialed.

In this embodiment, as shown in fig. 1, the fixing device further includes a rear seat 8 disposed in the fixing frame 1, a clamping groove 81 is formed between an outer wall of the rear seat 8 and an inner wall of the fixing frame 1, a clamping portion 36 corresponding to the clamping groove 81 is disposed at an edge of a bottom surface of the pressing plate 3, and the rear seat 8 is clamped in the clamping groove 81 through the clamping portion 36.

In this embodiment, as shown in fig. 1, the incoming line terminal and the outgoing line terminal 21 are respectively disposed on two sides of the inner bottom surface of the rear seat 8, a space for disposing the seesaw assembly is reserved between the two sides, and the top ends of the outgoing line terminal 21 and the incoming line terminal are both provided with the connection point 22 for the contact 42 on the seesaw 41 to connect with.

In this embodiment, the pressing plate 3 is detachably disposed in the rear seat 8, so that the later period of convenience is realized for disassembly and assembly and maintenance. The avoiding hole 31 is specifically arranged in the middle area of the pressing plate 3 and penetrates through the pressing plate 3, and the first protruding structure 32 is arranged on the top surface of the pressing plate 3 around the avoiding hole 31 or on the edge of the avoiding hole 31.

In this embodiment, as shown in fig. 1, the seesaw assembly includes: the back seat comprises a supporting sheet 4 arranged on the inner bottom surface of the back seat 8 and a seesaw 41 arranged on the supporting sheet 4, wherein two ends of the seesaw 41 are provided with contacts 42, and two ends of the seesaw 41 respectively correspond to the incoming line terminal and the outgoing line terminal 21. The support sheet 4 can be arranged to play a role of supporting the seesaw 41, and the seesaw 41 is arranged to be convenient to contact or separate with or from the connection point 22 on the terminal in the overturning process, so that power on or power off is realized.

In this embodiment, as shown in fig. 1, the support plate 4 is located between the inlet terminal and the outlet terminal 21, and the seesaw 41 is hinged to the top end of the support plate 4 for turning the seesaw 41. The seesaw 41 is of an arc structure so as to be separated from the connection point 22 on the terminal when being tilted, and therefore power failure is achieved.

In this embodiment, the diameter of the relief hole 31 is larger than the portion of the transition piece 5 disposed in the relief hole 31, and the larger is set by the angle at which the transition piece 5 needs to be flipped, so that the transition piece 5 can be flipped to make the contact 42 on the seesaw 41 contact the connection point 22 of the terminal assembly.

In the present embodiment, the first protruding structures 32 and the second protruding structures 52 are mutually staggered, and when the second protruding structures 52 are pressed down, the first protruding structures 32 are not contacted, and the staggered distance is set according to practical situations, such as 1mm, 2mm, and the like.

In the present embodiment, the sum of the heights of the first protruding structure 32 and the second protruding structure 52 is equal to or greater than the gap between the transition piece 5 and the pressure plate 3, and the height of the first protruding structure 32 is determined by the fact that the transition piece 5 can be turned over to make the contact 42 on the seesaw 41 contact with the connection point 22 on the terminal.

In this embodiment, as shown in fig. 2, a groove 35 is further provided on the pressing plate 3 at a position corresponding to the second protrusion 52. The height of the second protrusion 52 can be increased by providing the groove 35, so as to achieve better shielding effect. Moreover, when one end of the transition piece 5 is tilted, the groove wall of the groove 35 can be matched with the first convex structure 32 and the second convex structure 52 to form a better closed space, so that the arc light shielding effect is improved.

In this embodiment, the pressure plate 3 is provided with hinge holes at both sides thereof, and the transition piece 5 is hinged to the hinge holes. Are connected in an articulated manner to facilitate the turning over of the transition piece 5.

In this embodiment, as shown in fig. 1, the elastic member includes: the first connecting piece 6 is arranged in the mounting hole 51, the elastic piece 61 is connected with the first connecting piece 6, and the second connecting piece 62 is connected with the elastic piece 61, the second connecting piece 62 is arranged in the mounting hole 51 in a sliding mode, and one end of the second connecting piece 62 is pressed on the seesaw 41 under the elastic force of the elastic piece 61.

The installation of the elastic piece 61 can be facilitated by arranging the first connecting piece 6, the elastic piece 61 and the second connecting piece 62 are arranged, and the second connecting piece 62 is arranged in the installation hole 51 in a sliding mode, so that when one end of the transition piece 5 is dialed and turned over by the button 7, the second connecting piece 62 can be abutted against the seesaw 41 by the elastic force of the elastic piece 61 and the inertia force of self turning, the seesaw 41 is also turned over, the contact or the separation of the contact 42 and the terminal connecting point 22 is realized, and the switch is powered on or powered off.

In this embodiment, the first connector 6 is detachably fixed in the mounting hole 51. Fixed through detachable, the later stage of being convenient for carries out the dismouting maintenance. Of course, it is also possible to fix the first connecting element 6 directly in the mounting hole 51 or to design the first connecting element 6 and the transition piece 5 as a single piece, depending on the requirements.

In the present embodiment, as shown in fig. 1, the elastic member 61 is a spring, and a spring is selected to provide a better elastic force. Of course, a pressure spring, a spring plate and the like can be selected according to requirements.

In this embodiment, the contact end of the second connecting member 62 with the seesaw 41 is an oval structure, so that a sliding effect occurs when the seesaw 41 is pressed, and the seesaw 41 can be turned over better. Of course, other shapes of structures are possible, such as circular structures, arcuate structures, or square structures.

In the present embodiment, as shown in fig. 2 or fig. 5, the bottom surface of the pressing plate 3 is provided with a third convex structure 33 surrounding the avoiding hole 31 for shielding the arc light, and a bottom end of the third convex structure 33 is spaced from the seesaw 41 by a predetermined distance. By providing the third convex structure 33 on the bottom surface of the pressing plate 3, the first convex structure 32 and the second convex structure 52 can be matched, thereby further reducing the leakage of arc light and improving the shielding effect. And a preset distance is arranged between the third protruding structures 33 and the seesaw 41, therefore, even if the seesaw 41 is not affected by the third protruding structures 33 in the overturning process, compared with the prior art, the size of the avoiding holes 31 can be greatly reduced, and a better shielding effect is achieved.

In the present embodiment, the preset distance is 1mm (millimeter), which is, of course, a preferable distance, and may be 2mm, 3mm, 0.5mm, or the like. This is chosen according to the actual situation. This distance is preferably chosen to be between 1mm and 3 mm.

In this embodiment, as shown in fig. 4, the edge of the top surface of the pressure plate 3 is provided with a fourth raised structure 34, as shown in fig. 6, and the fourth raised structure 34 cooperates with the transition piece 5 to form a closed space. By providing the fourth projection structure 34 on the top surface of the pressure plate 3, a closed space can be formed with the transition piece 5, which can further prevent the arc light from leaking out, and provide a shielding effect. Of course, the enclosed space is not a completely enclosed space, in which the hinge portion of the transition piece 5 and the pressing plate 3 is not completely enclosed, but there are few such portions that are not enclosed, so that the arc light leakage shielding effect can be fully achieved.

In the present embodiment, the pressing plate 3 is used for controlling three buttons 7, and therefore, in fig. 4, it is equivalent to three pressing plates 3 combined into one pressing plate 3, so that the adjacent fourth convex structures 34 are combined.

In this embodiment, as shown in fig. 3, the bottom surface of the transition piece 5 is provided with a cavity pillar 53 corresponding to the avoiding hole 31, the cavity pillar 53 is disposed in the avoiding hole 31, and the mounting hole 51 is disposed in the cavity pillar 53. Through set up cavity post 53 in the bottom surface of transition piece 5, be convenient for set up with dodging the hole 31 cooperation, and set up cavity post 53 and can also play an effect of sheltering from the electric arc light. And the mounting holes 51 are provided in the cavity posts 53 to facilitate mounting of the elastomeric assembly.

In the present embodiment, the first protruding structures 32, the second protruding structures 52, the third protruding structures 33, and the fourth protruding structures 34 are straight ribs. The first raised structures 32 and the second raised structures 52 are arranged as straight ribs, which are convenient to cooperate with each other, and have a better shielding effect. And the third raised structures 33 and the fourth raised structures 34 are arranged into straight ribs, so that the mass production is facilitated, and the production cost is low.

Of course, the ribs may be square ribs, vertical circular ribs, or oval ribs.

In the present embodiment, the shapes of the first, second, and third

convex structures

32, 52, and 33 are formed according to the shape of the avoidance hole 31. Of course, other shapes are possible, such as circular, trapezoidal, diamond, etc.

When the user uses the switch, through dialling button 7, button 7 is the assembly part with transition piece 5, transition piece 5 follows the upset of button 7 and realizes the turnover motion, transition piece 5 drives second connecting piece 62, and second connecting piece 62 is connected with elastic component 61, elastic force has, when transition piece 5 overturns, second connecting piece 62 is the slip orbit on seesaw 41, utilize the elasticity of itself, make seesaw 41 realize the upset and the contact of the connector of terminal or leave, thereby realize the circular telegram or the outage of switch.

Example two

A wall switch, as shown in figures 1 to 6, comprising:

a back box (not shown in the figures).

The fixing frame 1 is arranged in the bottom box.

By providing a first raised structure 32 on the pressure plate 3 around the escape aperture 31 and a second raised structure 52 on the underside of the transition piece 5 offset from the first raised structure 32. Therefore, the first protruding structure 32 and the second protruding structure 52 can be mutually matched to form a closed space around the avoiding hole 31, when the wall switch is turned on and off to generate arc light, the first protruding structure 32 and the second protruding structure 52 can shield the arc light to prevent the arc light from leaking, so that a user can not see the dazzling arc light in the using process, and the user experience is improved

The utility model discloses a shield arc light structure, wherein clamp plate 3 is provided with first protruding structure 32 with 5 cooperation positions departments of transition piece, and 5 relative positions of transition piece are provided with second protruding structure 52. The clamp plate 3 below is provided with third protruding structure 33, the wane is located third protruding structure 33 below, and leave a predetermined distance from top to bottom between with the wane, the wane does not have the interference at the process of upset and third protruding structure 33 like this, therefore, clamp plate 3 is structural, only need leave the hole 31 of dodging when transition piece 5 overturns can, compared with the prior art, the hole 31 size of dodging has reduced greatly, and through dodging first protruding structure 32 around the hole 31, the protruding structure of second 52 on third 33 and the transition piece 5 mutually supports, can greatly reduce spilling of arc light, avoid the user to see dazzling arc light at the use, user experience is improved and is felt.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. An arc light shielding structure comprising:

a fixed mount;

the terminal assembly comprises a wire inlet terminal and a wire outlet terminal which are arranged on the inner bottom surface of the fixed frame;

the pressing plate is arranged in the fixing frame, an avoidance hole is formed in the pressing plate, and a first protruding structure for shielding arc light is arranged on the pressing plate and surrounds the avoidance hole;

the seesaw component is arranged between the wire inlet terminal and the wire outlet terminal;

the transition piece is arranged in the avoiding hole, two sides of the transition piece are hinged with the pressing plate, the transition piece is provided with a mounting hole, and the bottom surface of the transition piece is provided with a second protruding structure which is mutually staggered with the first protruding structure;

the elastic component is arranged in the mounting hole, and one end of the elastic component is in contact with the seesaw component;

a button disposed on the transition piece.

2. The arc shielding structure of claim 1, wherein the bottom surface of the pressing plate is provided with a third projection structure for shielding the arc around the avoiding hole, and a bottom end of the third projection structure is spaced apart from the seesaw member by a predetermined distance.

3. An arc-shielding structure of claim 1 or 2 wherein said platen has fourth raised structures on its edges, said fourth raised structures cooperating with said transition piece to form an enclosed space.

4. An arc shielding structure of claim 1 wherein a recess is provided in said platen at a location corresponding to said second projection structure.

5. An arc light shielding structure of claim 1 wherein said transition member has a bottom surface provided with a cavity post corresponding to said avoiding hole, said cavity post being disposed in said avoiding hole, said mounting hole being disposed in said cavity post.

6. An arc-shielding structure of claim 1 wherein said first convex structure and said second convex structure are straight ribs.

7. The arc light shielding structure of claim 1, further comprising a rear seat disposed in said holder, wherein a clamping groove is formed between said rear seat and said holder, said pressing plate is clamped in said clamping groove by providing a clamping portion, and said terminal assembly is disposed at a bottom end of said rear seat.

8. An arc-shielding structure of claim 1 wherein said elastic member comprises: the first connecting piece, with the elastic component that first connecting piece is connected and with the second connecting piece that the elastic component is connected of setting in the mounting hole, the second connecting piece slides and sets up in the mounting hole, the one end of second connecting piece with the contact of seesaw subassembly.

9. An arc-shielding structure of claim 1, wherein said seesaw member comprises: the rocker is arranged on the supporting sheet, two ends of the rocker are provided with contacts, and two ends of the rocker respectively correspond to the incoming line terminal and the outgoing line terminal.

10. A wall switch, comprising: a back box, and an arc shielding structure according to any one of claims 1 to 9, said arc shielding structure being disposed within said back box.