CN206148341U

CN206148341U - Rocker switch

Info

Publication number: CN206148341U
Application number: CN201621159124.5U
Authority: CN
Inventors: 卢震宇; 於宏战; 徐伟兵
Original assignee: ZHEJIANG ERA ELECTRICAL APPLIANCE Co Ltd
Current assignee: Ad Electric Appliances Zhejiang Co ltd
Priority date: 2016-10-24
Filing date: 2016-10-24
Publication date: 2017-05-03
Anticipated expiration: 2026-10-24

Abstract

The utility model provides a rocker switch belongs to the electric switch field. The problem of aversion takes place for the relative position that spring housing and wane had been solved among the present rocker switch to it easily. The through -hole has been seted up on this rocker switch's the upper cover plate, the button is installed in the through -hole, the upper cover plate lock is on the base, the lower part of button is the column, the spring hole has been offered at its center, downthehole spring and the slider of being equipped with of spring, the bottom of leaning on in the spring hole is supported to the upper end of spring, the lower extreme of spring links firmly with the upper portion of slider, the lower extreme of slider supports the surface of leaning on at the wane, first stationary contact is disposed under the wane one end, the slider is cylindricly, the spring hole has the first side wall, the second lateral wall, third lateral wall and fourth lateral wall, the diameter apart from the more than or equal to slider between the first side wall and the second lateral wall, and the distance between the first side wall and the second lateral wall is less than the minimum distance between third lateral wall and the fourth lateral wall. The closed sensitivity with the disconnection of this rocker switch is high and stabilize durablely.

Description

A kind of wane type switch

Technical field

The utility model belongs to electric switch field, is related to a kind of wane type switch.

Background technology

The electric switch used on wall is mounted in, is a kind of home decoration function articles for use, be for make-and-break contact The household electrical appliance for using.Broad sense it is conceptive for, the scope that electric product is covered is wider, be generally directed to terminal use provide electricity The equipment of source electrical equipment control, including combined socket and switch, breaker, comprehensive wiring, safety-protection system etc., it is solid also known as architectural electricity annex Fixed, connection or the device general name of opening and closing circuit.

At present in existing switching technique, button, spring, spring housing and seesaw are generally included, button is provided with spring eye, Spring is arranged in spring eye, and spring housing is set on spring and spring housing is resisted against under the action of the spring on seesaw, is passed through Depresses button makes the seesaw motion of spring housing contact.Such as Chinese patent【Application number 201020599933.4】Disclose such as lower section Case：Prevent seesaw class switch from receiving the structure of thermal failure, including button, spring and spring housing, position of the button near seesaw one end For tilting axle, the tilting axle center is provided with spring eye, spring and spring housing in spring eye can along its axially free slip, Spring one end resilient abutment spring eye inwall, in the spring housing, the spring housing is near seesaw for spring other end resilient abutment One end is hemispherical, and spring housing hemispherical one end is slid against in seesaw surface, drives seesaw motion such that it is able to closed and disconnected Contact is opened, the tilting axle outer periphery Positioning is arranged with a heat-resisting protective case.And Chinese patent【Application number 201520428832.3】Disclose the switch of a kind of panel and wall keeping parallelism, including base, be provided with the base by Location structure, the pressing location structure is pressed to include seesaw, be also hinged on the base and a panel is installed, the panel is located at Seesaw top, it is characterised in that the left side and right side of the base upper surface is provided with spring eye, connects in the spring eye Back-moving spring is connected to, the spacing preiection being connected in back-moving spring is set on the panel, the lower surface of the panel is provided with Two compression legs, the compression leg is respectively at the top of two cantilevers of seesaw, and on the cantilever pressing plate is connected with, in switch in pass In the state of closing or opening, wherein a side guide and panel lower surface contact, the panel is arranged with wall keeping parallelism.

In above-mentioned construction of switch, in order that spring housing preferably can be resisted against on seesaw, therefore the aperture of spring eye will More than the diameter and the diameter of spring housing of spring, such spring and spring housing can the free axially-movables in spring eye. So after a long time use, spring can be deformed upon, i.e., spring can bend so that spring and spring housing are inside spring eye The free degree increases, and causes spring housing circumferentially to rock in spring eye.On the other hand, seesaw after a long time use, also can occur Displacement so that spring housing is easier to be shifted over the relative position relation of seesaw, therefore when spring is to two side sides of seesaw When bending, after pushing button, spring is easily resisted against on the side of seesaw, or even spring housing can skid off the stroke of seesaw, this Sample can cause seesaw tilting not in place, affect the closure of switch and disconnect, and make malfunctioning switch.

The content of the invention

The purpose of this utility model is there are the problems referred to above for existing technology, it is proposed that a kind of wane type switch, this Utility model technical problem to be solved is：Spring housing and the relative position of seesaw is how prevented to be shifted over, to ensure to open Close the sensitivity closed and disconnect.

The purpose of this utility model can be realized by following technical proposal：A kind of wane type switch, including button, stick up Plate, upper cover plate, the first stationary contact and base, offer through hole on the upper cover plate, the button is installed in through-holes, it is described on Cover plate is fastened on base, and the bottom of the button is in the form of a column, and its center offers spring eye, and the spring eye is built with spring And slide block, the upper end of the spring is resisted against the bottom of spring eye, and the lower end of the spring is connected with the top of slide block, the cunning The lower end of block is resisted against the surface of seesaw, and first stationary contact is arranged on the lower section of seesaw one end, it is characterised in that the cunning Block is cylindrical, and the spring eye has the first side wall and second sidewall arranged in parallel and that be plane, the spring Hole also has and is oppositely arranged and is the 3rd side wall and the 4th side wall of arc surface, the first side wall and second sidewall with it is described The length direction of seesaw is parallel, and one end of the 3rd side wall connection the first side wall and second sidewall, the 4th side wall connects The other end of the first side wall and second sidewall is connect, the distance between the first side wall and second sidewall are straight more than or equal to slide block Footpath, and the distance between the first side wall and second sidewall are less than the most narrow spacing between the 3rd side wall and the 4th side wall From when the button is pressed, the slide block can drive seesaw to move to be opened or closed the first stationary contact.

A kind of wane type switch of the present utility model by arranging seesaw on base, by depresses button, by arranging Spring in button lower springs hole promotes slide block to slide on seesaw, makes seesaw tilting, sticks up because the first stationary contact is located at Plate one end lower section, therefore when the seesaw end declines, seesaw can be closed with the first stationary contact and contacted, and when seesaw, the end upwarps When, seesaw separates with the first stationary contact.In order to reduce the friction of slide block and spring eye, using columned slide block, and spring The side wall in hole is divided into two groups for being oppositely arranged, and one of which adopts parallel flat sidewall, and another group adopts what is be oppositely arranged Circular arc surface side wall, and make the spacing between two flat sidewalls be more than or equal to the diameter of slide block and less than the minimum of two circular arc surface side walls Spacing, the friction between such slide block and side wall is less, and even without friction, therefore slide block can be smoothly sliding in spring eye Move, and the spacing due to two flat sidewalls is close with the diameter of slide block, and two flat sidewalls are put down with the length direction of seesaw OK, therefore slide block is less in the amplitude of fluctuation of seesaw width, or even can not swing, and in the amplitude of fluctuation of seesaw length direction Degree is larger, and so during long-time use, even if spring is deformed upon, slide block also will not be rocked in seesaw width, Slide block will not be resisted against on the side of seesaw after pushing button, and will not also skid off the stroke of seesaw, so as to ensure that switch Closure and disconnection.

In a kind of above-mentioned wane type switch, positive stop is respectively equipped with the outside of two long sides of the seesaw, institute State seesaw to be hinged on the positive stop.By being respectively provided with positive stop in the both sides of seesaw width, seesaw is made not Can shake, it is to avoid cause slide block to slide into seesaw side or skid off the stroke of seesaw because seesaw is rocked, it is ensured that switch closure Stability with disconnecting, improves the sensitivity of switch.

In a kind of above-mentioned wane type switch, distinguish on the through hole and the hole wall of the both sides corresponding to button long side Gear edge is provided with, the long side of the button is hinged on the gear along upper by rotating shaft.Button is set to stablize by arranging gear edge It is hinged on lid.

In a kind of above-mentioned wane type switch, the both sides on the gear edge are provided with baffle plate, the baffle plate and the button Long side mutually reclines.By arranging baffle plate, make button be less likely to occur to rock, further increase the stability of button, then Further anti-limited slip block shakes on seesaw width, improves the stability for switching off and closing.

In a kind of above-mentioned wane type switch, convex annular edge is provided with the middle part of the slide block, the lower end of the slide block is in Dome-type.By the way that the lower end of slide block is set to into dome-type, reduce the frictional force of slide block and seesaw, it is to avoid slide block sliding process because Offset by drag effects, while making pressing for button more easy and convenient.

In a kind of above-mentioned wane type switch, the button two ends are respectively arranged below with projection, on the upper cover plate Offer and the raised corresponding groove, projection is provided with the groove, the raised and projection can be when button be pressed Lean.By arranging raised and projection so that the stroke of button is stablized, it is to avoid button is blocked, the easy-to-use of switch is improved Property.

In a kind of above-mentioned wane type switch, the first terminal and Second terminal be installed on the base, described first One end of terminal is connected with first stationary contact, and one end of the Second terminal is connected with the middle part of the seesaw, described The first fairlead and the second fairlead are offered on base, the other end of the first terminal is arranged on first by trip bolt In fairlead, the other end of the Second terminal is arranged in the second fairlead by trip bolt.The first terminal is quiet with first Contact portion, Second terminal is connected with seesaw, and so when seesaw is connected with the first stationary contact, the first terminal can be with the second end Son conducting, realizes the closure function of switch, and the first terminal and Second terminal can be connected by trip bolt with wire.

In a kind of above-mentioned wane type switch, the second stationary contact and third terminal are also equipped with the base, it is described Second stationary contact is arranged on the lower section of the seesaw other end, and one end of the third terminal is connected with the second stationary contact, the base On offer the 3rd fairlead, the other end of the third terminal is arranged in the 3rd fairlead by trip bolt.By setting The second stationary contact and third terminal are put, on the one hand when in use, the second stationary contact and third terminal can be used as the first stationary contacts With the substitute of the first terminal, after the first stationary contact and the first terminal break down, can rewiring be passed through to ensure out Pass can continue to normally use.On the other hand, the selection function for switching can also be realized, i.e. Second terminal can be according to seesaw Tilting selects to be connected with the first terminal or third terminal.

Compared with prior art, a kind of wane type switch of the present utility model has advantages below：1st, a group of spring eye The distance of side wall is less than the distance of another group of side wall, and such slide block can be rocked without in seesaw width in seesaw length direction Direction is rocked, and the direction of rocking of such slide block is in same plane with the tilting direction of seesaw, it is not easy to skid off the side of seesaw, Ensure switch closure and the stability for disconnecting；2nd, the long side both sides of seesaw arrange positive stop, can limit seesaw wide at it Degree is rocked on direction, is that tilting direction and the slide block of seesaw rocks that direction is consistent, further avoids slide block from skidding off the side of seesaw Side, improves the stability of switch closed and disconnected；3rd, the both sides of button arrange baffle plate, are equally prevented from width of the button in seesaw Degree shakes on direction, and the swaying direction of such button, the tilting stroke for rocking direction and seesaw of slide block are located at same In plane, seesaw is more stable with the contact of the first stationary contact, and the closed and disconnected of switch is more accurate；4th, by arranging the second stationary contact Point and third terminal so that while switch can extend its service life, additionally it is possible to selectable closed and disconnected, enrich The function of switch.

Description of the drawings

Fig. 1 is the structural representation of wane type switch of the present utility model.

Fig. 2 is the top view of wane type switch of the present utility model.

Fig. 3 is the A-A profiles of Fig. 2.

Fig. 4 is the structural scheme of mechanism that the wane type switch after covering is removed in the utility model.

Fig. 5 is the structural representation of button of the present utility model.

Fig. 6 is the upward view of button of the present utility model.

In figure, 1 button；2 seesaws；3 upper cover plates；4 first stationary contacts；5 bases；6 through holes；7 spring eyes；8 springs；9 slide blocks； 10 the first side walls；11 second sidewalls；12 the 3rd side walls；13 the 4th side walls；14 positive stops；15 rotating shafts；16 gear edges；17 baffle plates； 18 convex annular edges；19 is raised；20 grooves；21 projections；22 the first terminals；23 Second terminals；24 first fairleads；25 second leads Hole；26 trip bolts；27 second stationary contacts；28 third terminals；29 the 3rd fairleads.

Specific embodiment

The following is specific embodiment of the utility model and combine accompanying drawing, further is made to the technical solution of the utility model Description, but the utility model is not limited to these embodiments.

As shown in Figure 1-Figure 3, this wane type switch includes button 1, seesaw 2, upper cover plate 3, the first stationary contact 4 and base 5, Through hole 6 is offered on upper cover plate 3, gear is respectively equipped with along 16 on through hole 6 and the hole wall of the both sides corresponding to the long side of button 1, pressed Key 1 is arranged in through hole 6, and the long side of button 1 is hinged on gear along 16 by rotating shaft 15, and gear is provided with gear along 16 both sides Plate 17, baffle plate 17 mutually reclines with the long side of button 1.The two ends on the top of button 1 are respectively arranged below with raised 19, on upper cover plate 3 Offer and raised 19 corresponding grooves 20, projection 21 is provided with groove 20, projection 19 and projection 21 can be when button 1 be pressed Lean.Upper cover plate 3 is fastened on base 5, and the bottom of button 1 is in the form of a column, and its center offers spring eye 7, and spring eye 7 is built-in There are spring 8 and slide block 9, the upper end of spring 8 is resisted against the bottom of spring eye 7, and the lower end of spring 8 is connected with the top of slide block 9, sliding The middle part of block 9 is provided with convex annular along 18, and the lower end of slide block 9 is in dome-type, and the lower end of slide block 9 is resisted against the surface of seesaw 2, and first Stationary contact 4 is arranged on the lower section of the one end of seesaw 2.

Specifically, as shown in Figure 3, Figure 5 and Figure 6, slide block 9 is cylindrical, and spring eye 7 has arranged in parallel and equal For the first side wall 10 and second sidewall 11 of plane, spring eye 7 also has the 3rd side wall 12 for being oppositely arranged and being arc surface With the 4th side wall 13, the first side wall 10 and second sidewall 11 it is parallel with the length direction of seesaw 2, the 3rd side wall 12 connection first The other end of one end of side wall 10 and second sidewall 11, the connection the first side wall 10 of the 4th side wall 13 and second sidewall 11, the first side The distance between wall 10 and second sidewall 11 more than or equal to slide block 9 diameter, and between the first side wall 10 and second sidewall 11 Less than the minimum range between the 3rd side wall 12 and the 4th side wall 13, when depresses button 1, slide block 9 can drive seesaw 2 to distance Move to be opened or closed the first stationary contact 4.

As shown in figure 4, being respectively equipped with positive stop 14 on the outside of 2 two long sides of seesaw, seesaw 2 is hinged on positive stop On 14, so make seesaw 2 not shake by positive stop 14, slide block 9 can be prevented effectively from and slide into the side of seesaw 2 or cunning Go out the stroke of seesaw 2.The first terminal 22, Second terminal 23, the second stationary contact 27 and third terminal 28 are installed on base 5, the One end of one terminal 22 is connected with the first stationary contact 4, and one end of Second terminal 23 is connected with the middle part of seesaw 2, opens on base 5 The first fairlead 24 and the second fairlead 25 are provided with, the other end of the first terminal 22 is arranged on the first lead by trip bolt 26 In hole 24, the other end of Second terminal 23 is arranged in the second fairlead 25 by trip bolt 26.Second stationary contact 27 is arranged In the lower section of the other end of seesaw 2, one end of third terminal 28 is connected with the second stationary contact 27, and the 3rd lead is offered on base 5 Hole 29, the other end of third terminal 28 is arranged in the 3rd fairlead 29 by trip bolt 26.

Specific embodiment described herein is only explanation for example to the utility model spirit.The utility model institute Category those skilled in the art can make various modifications to described specific embodiment or supplement or using similar Mode substitute, but without departing from spirit of the present utility model or surmount scope defined in appended claims.

Claims

1. a kind of wane type switch, including button (1), seesaw (2), upper cover plate (3), the first stationary contact (4) and base (5), institute State and through hole (6) is offered on upper cover plate (3), in through hole (6), the upper cover plate (3) is fastened on base to the button (1) (5) on, button (1) bottom is in the form of a column, and its center offers spring eye (7), and the spring eye (7) is built with spring (8) With slide block (9), the upper end of the spring (8) is resisted against the bottom of spring eye (7), lower end and the slide block (9) of the spring (8) Top is connected, and the lower end of the slide block (9) is resisted against the surface of seesaw (2), and first stationary contact (4) is arranged on seesaw (2) The lower section of one end, it is characterised in that the slide block (9) is cylindrical, the spring eye (7) is with arranged in parallel and be The first side wall (10) and second sidewall (11) of plane, the spring eye (7) also has and is oppositely arranged and is the of arc surface The length side of three side walls (12) and the 4th side wall (13), the first side wall (10) and second sidewall (11) and the seesaw (2) To parallel, one end of the 3rd side wall (12) connection the first side wall (10) and second sidewall (11), the 4th side wall (13) other end of the first side wall (10) and second sidewall (11) is connected, between the first side wall (10) and second sidewall (11) Distance more than or equal to slide block (9) diameter, and the distance between the first side wall (10) and second sidewall (11) are less than institute The minimum range between the 3rd side wall (12) and the 4th side wall (13) is stated, when the button (1) is pressed, slide block (9) energy Seesaw (2) motion is enough driven to be opened or closed the first stationary contact (4).

2. a kind of wane type switch according to claim 1, it is characterised in that (2) two long sides of the seesaw it is outer Side is respectively equipped with positive stop (14), and the seesaw (2) is hinged on the positive stop (14).

3. a kind of wane type switch according to claim 1 and 2, it is characterised in that the through hole (6) is long with button (1) Gear is respectively equipped with the hole wall of the both sides corresponding to side along (16), the long side of the button (1) is hinged by rotating shaft (15) In the gear on (16).

4. a kind of wane type switch according to claim 3, it is characterised in that the gear is provided with baffle plate along the both sides of (16) (17), the baffle plate (17) mutually reclines with the long side of the button (1).

5. a kind of wane type switch according to claim 1 and 2, it is characterised in that be provided with ring in the middle part of the slide block (9) Shape convex edge (18), the lower end of the slide block (9) is in dome-type.

6. a kind of wane type switch according to claim 1 and 2, it is characterised in that under the two ends on button (1) top Side is respectively equipped with raised (19), and groove (20) corresponding with the projection (19), the groove are offered on the upper cover plate (3) (20) projection (21) is provided with, the projection (19) and projection (21) can lean when button (1) presses.

7. a kind of wane type switch according to claim 1 and 2, it is characterised in that be provided with first on the base (5) Terminal (22) and Second terminal (23), one end of the first terminal (22) is connected with first stationary contact (4), and described second One end of terminal (23) is connected with the middle part of the seesaw (2), and the first fairlead (24) and are offered on the base (5) Two fairleads (25), the other end of the first terminal (22) is arranged in the first fairlead (24) by trip bolt (26), The other end of the Second terminal (23) is arranged in the second fairlead (25) by trip bolt (26).

8. a kind of wane type switch according to claim 7, it is characterised in that be also equipped with second on the base (5) Stationary contact (27) and third terminal (28), second stationary contact (27) is arranged on the lower section of seesaw (2) other end, and the described 3rd One end of terminal (28) is connected with the second stationary contact (27), offers the 3rd fairlead (29) on the base (5), and the described 3rd The other end of terminal (28) is arranged in the 3rd fairlead (29) by trip bolt (26).