CN208111362U

CN208111362U - A kind of convenient overcurrent protection multifunction switch of positioning

Info

Publication number: CN208111362U
Application number: CN201721566607.1U
Authority: CN
Inventors: 沈士涛
Original assignee: Individual
Current assignee: Individual
Priority date: 2017-11-21
Filing date: 2017-11-21
Publication date: 2018-11-16
Anticipated expiration: 2027-11-21

Abstract

The utility model relates to a kind of convenient overcurrent protection multifunction switch of positioning, including switch button, switch pedestal, switch housing, neon lamp bracket and neon lamp component, the switch button fastens with the switch pedestal upper port, the switch pedestal is placed in the switch housing, and it fastens therewith, the bottom of the switch housing is equipped with multiple mounting holes, the bottom of switch pedestal is equipped with the positioning column extending into mounting hole, the bottom of mounting hole is equipped with retaining spring, the end of retaining spring connects magnetic patch, the material of positioning column is metal, the end of positioning column is contacted with the surface of magnetic patch, it is adsorbed by the magnetic patch in positioning column and mounting hole to fix switch pedestal, switch pedestal convenient disassembly, instead of the mode that conventional bolt is fixed, it is easy to operate.

Description

A kind of convenient overcurrent protection multifunction switch of positioning

Technical field

The utility model relates to electrical component, especially a kind of convenient overcurrent protection multifunction switch of positioning.

Background technique

Overload protection refers to that the overload protection for preventing main power line from installing additional because protector is caused to cross cause thermal damage for overload is set Overload protection device that is standby, preventing main power line from installing additional because protector is caused to cross cause thermal damage for overload.Allow in electric wiring It continues through and is unlikely to the magnitude of current for overheating electric wire, referred to as safe carrying capacity or safe current, overload protective device and overload The type of protective switch is many and different, and purpose is roughly the same, but in actual use usually can be because of its different component Design, and have the use result of other style.Such as：Nothing under the shortcomings that some current overload protecting switchs in society, immanent structure Method allows user that control switch is directly selected to cut off electric current (OFF) state, or the state that setting (RESET) is connected, have to be when electricity When flowing through load could escape, just can turn on after resetting (RESET) again by user, selection switch switching state once again When (unless electric current is enabled to overload and escape again), therefore switch will receive many limitations in actual use；

Moreover, present overcurrent protection multifunction switch is the problem is that switch pedestal is installed in switch case It is easy to there are problems that shaking afterwards, positioning needs to fix using positioning bolt, and the general material of positioning bolt is metal, there is electric leakage The problem of, and also inconvenience is operated in such a way that positioning bolt is fixed.

Utility model content

Purpose of the utility model is to solve defects of the existing technology, provide a kind of convenient electric current mistake of positioning Carry protection multifunction switch.

To achieve the goals above, the technical solution adopted in the utility model is：

A kind of convenient overcurrent protection multifunction switch of positioning, including switch button, switch pedestal, switch housing, Neon lamp bracket and neon lamp component, the switch button fasten with the switch pedestal upper port, and the switch pedestal is placed in institute It states in switch housing, and fastens therewith, the bottom of the switch housing is equipped with multiple mounting holes, and the bottom of switch pedestal is equipped with The positioning column extending into mounting hole, the bottom of mounting hole are equipped with retaining spring, and the end of retaining spring connects magnetic patch, positioning column Material be metal, the end of positioning column is contacted with the surface of magnetic patch；

The switch further includes power supply segmentation springboard, pull rod, L polar circuit component and N polar circuit component, the neon lamp component It is electrically connected respectively with the L polar circuit component and the N polar circuit component；

The L polar circuit component is set to the switch pedestal interior side, and the N polar circuit component is set to the switch bottom The other side inside seat, the on/off lever middle are equipped with through-hole, and the power supply segmentation springboard passes through the through-hole and institute Switch pedestal rotation connection is stated, and is set between the L polar circuit component and the N polar circuit component；Pull rod one end with it is described Switch button rotation connection, the other end are fixedly connected with the L polar circuit component.

A kind of above-mentioned convenient overcurrent protection multifunction switch of positioning, the L polar circuit component include the first L extreme The extreme son of son, the 2nd L, the pole L static contact reset support chip, bimetal leaf and the pole L moving contact, described extremely sub- one end 2nd L and The pole L static contact mutually rivets, and the other end is mutually chimeric with the switch pedestal bottom and is pierced by the switch pedestal and extends downwardly； Described bimetal leaf one end is mutually riveted with the pole L moving contact, and one end of the other end and the extreme son of the first L mutually rivets；Institute The other end for stating the extreme son of the first L is mutually chimeric with the switch pedestal bottom and be pierced by the switch pedestal and extend downwardly, the L Pole moving contact is located above the static contact of the pole L, and disconnects or connect with the pole L static contact；Support chip is resetted positioned at described Below bimetal leaf, one end is mutually chimeric with the switch pedestal, and the other end is disconnected or contacted with the bimetal leaf；The drawing One end of bar and the switch button are rotatablely connected, and the other end is equipped with one end phase of the pole L moving contact with the bimetal leaf Engaging, can stir button, play the role of switching on-off.

A kind of above-mentioned convenient overcurrent protection multifunction switch of positioning, the N polar circuit component includes movable contact spring, N The extreme son of pole moving contact, the first N, the extreme son of the 2nd N, the pole N static contact and movable contact spring support spring, the extreme son one of the 2nd N End is mutually riveted with the pole N static contact, and the other end is mutually chimeric with switch pedestal inside and to be pierced by the switch pedestal downward Extend；One end of the movable contact spring is mutually riveted with the pole N moving contact, and the other end fastens with the extreme son of the first N；It is described The extreme son of first N and the switch pedestal be mutually embedding to be combined through the switch pedestal and extends downwardly；The movable contact spring is equipped with institute The one end for stating the pole N moving contact is located at below the static contact of the pole N, and disconnects or connect with the pole N static contact；The movable contact spring Support spring is set to lower section, one end in the middle part of the movable contact spring and offsets with the movable contact spring, the other end and the switch pedestal Bottom offsets；

One end that power supply segmentation springboard one end and the movable contact spring are equipped with the pole N moving contact offsets, the other end and The pole L moving contact offsets.

A kind of above-mentioned convenient overcurrent protection multifunction switch of positioning, the neon lamp component includes lamp body and two lamps Foot, wherein a lamp base is closely connect with the extreme son of the first N, another lamp base is closely connect with the extreme son of the first L.

The beneficial effects of the utility model are：The bottom of the switch housing is equipped with multiple mounting holes, the bottom of switch pedestal Equipped with the positioning column extending into mounting hole, the bottom of mounting hole is equipped with retaining spring, and the end of retaining spring connects magnetic patch, fixed The material of position column is metal, and the end of positioning column is contacted with the surface of magnetic patch, is adsorbed by the magnetic patch in positioning column and mounting hole Fix switch pedestal, switch pedestal convenient disassembly is easy to operate instead of the mode that conventional bolt is fixed.

Detailed description of the invention

Fig. 1 is the utility model configuration schematic diagram；

Fig. 2 is the connection schematic diagram of the utility model switch housing and switch pedestal；

Fig. 3 is the area the A enlarged drawing in Fig. 2.

Specific embodiment

As shown in Figure 1, Figure 2, Figure 3 shows, a kind of convenient overcurrent protection multifunction switch of positioning, including switch button 17, switch pedestal 1, switch housing 19, neon lamp bracket 3 and neon lamp component 4, the switch button 17 in the switch pedestal 1 Port fastens, and the switch pedestal 1 is placed in the switch housing 19, and is fastened therewith；The bottom of switch housing 19 is set There are multiple mounting holes 191, the bottom of switch pedestal 1 is equipped with the positioning column 101 extending into mounting hole 191, mounting hole 191 Bottom is equipped with retaining spring 192, and the end of retaining spring 192 connects magnetic patch 193, and the material of positioning column 101 is metal, positioning column 101 end is contacted with the surface of magnetic patch 193, is adsorbed by positioning column 101 with the magnetic patch 193 in mounting hole 191 to fix out Pedestal 1 is closed, 1 convenient disassembly of switch pedestal is easy to operate instead of the mode that conventional bolt is fixed.

The neon lamp bracket 3 is fixed on inside the switch pedestal 1, and the neon lamp component 4 is mounted on the neon lamp bracket 3 On；The switch further includes power supply segmentation springboard 2, pull rod 18, L polar circuit component and N polar circuit component, the power supply indicator 4 It is electrically connected respectively with the L polar circuit component and the N polar circuit component；

The L polar circuit component is set to 1 interior side of switch pedestal, and the N polar circuit component is set to the switch The other side inside pedestal 1, through-hole is equipped in the middle part of the on/off lever 2, and the on/off lever 2 passes through the through-hole It is rotatablely connected, and is set between the L polar circuit component and the N polar circuit component with the switch pedestal 1；18 one end of pull rod It is rotatablely connected with the switch button 17, the other end is fixedly connected with the L polar circuit component.

The L polar circuit component includes the extreme son 11 of the 16, the 2nd L of the extreme son of the first L, the pole L static contact 12, resets support Piece 13, bimetal leaf 14 and the pole L moving contact 15, extreme sub 11 one end the 2nd L are riveted with 12 phase of the pole L static contact, separately One end is mutually chimeric with 1 bottom of switch pedestal and is pierced by the switch pedestal 1 and extends downwardly；Described 14 one end of bimetal leaf with One end of the riveting of 15 phase of the pole L moving contact, the other end and the extreme son 16 of the first L mutually rivets；The extreme son 16 of first L The other end it is mutually chimeric with 1 bottom of switch pedestal and be pierced by the switch pedestal 1 and extend downwardly, the pole L moving contact 15 It disconnects or connect above the pole L static contact 12, and with the pole L static contact 12；It resets support chip 13 and is located at described pair 14 lower section of sheet metal, one end is mutually chimeric with the switch pedestal 1, and the other end is disconnected or contacted with the bimetal leaf 14；Institute The one end and the switch button 17 for stating pull rod 18 are rotatablely connected, and the other end and the bimetal leaf 14 are equipped with the extremely dynamic touching of the L First 15 one end fastens.

The N polar circuit component includes movable contact spring 5, the pole N moving contact 6, the 7, the 2nd N of the extreme son of the first N extreme sub 8, the pole N Static contact 9 and movable contact spring support spring 10, extreme sub 8 one end the 2nd N and 9 phase of the pole N static contact rivet, the other end and 1 inside of switch pedestal, which is mutually fitted into and is pierced by the switch pedestal 1, to be extended downwardly；One end of the movable contact spring 5 and the pole N The riveting of 6 phase of moving contact, the other end fasten with the extreme son 7 of the first N；The extreme son 7 of first N and the switch pedestal 1 It is mutually embedding to be combined through the switch pedestal 1 and extend downwardly；One end that the movable contact spring 5 is equipped with the pole N moving contact 6 is located at institute 9 lower section of the pole N static contact is stated, and disconnects or connect with the pole N static contact 9；The movable contact spring support spring 10 is set to described dynamic 5 middle part lower section of contact, one end offset with the movable contact spring 5, and the other end and the bottom of the switch pedestal 1 offset.

One end that described power supply segmentation 2 one end of springboard is equipped with the pole N moving contact 6 with the movable contact spring 5 offsets, the other end It offsets with the pole L moving contact 15.

The neon lamp component 4 includes lamp body and two lamp bases, wherein a lamp base closely connects with the extreme son 7 of the first N It connects, another lamp base is closely connect with the extreme son 16 of the first L.

The switch button 17, the bimetal leaf 14 and the pull rod 18 are copper metal plating material.

The power supply segmentation springboard 2 is high hard plastics or ceramic insulating material.

The working principle and process of the utility model:

L polar circuit makes to contact with the pole L moving contact 15 and the pole L static contact 12 under 14 characteristic pressure of bimetal leaf；N is extremely electric Routing movable contact spring 5 makes the pole N moving contact 6 and the pole N static contact 9 cooperate contact and movable contact spring 5 under the action of movable contact spring spring 10 Tail portion is contacted with extreme 7 cooperation of son of the first N, and neon lamp component 4 is shinny, and circuit is in the conductive state.

When being more than setting electric current using electric current, switch internal escape bimetal leaf 14 can generate temperature, and it is double to reach escape When 14 operating temperature of sheet metal, escape bimetal leaf 14 is deformed rapidly, and moment is raised round about, makes the pole L moving contact 15 and L Pole static contact 12 is rapidly separated, and power supply disconnection lever 2 is pushed to make 5 forced compression movable contact spring support spring 10 of movable contact spring, makes the pole N Moving contact 6 is separated with the pole N static contact 9, while cutting off double loop power supply, and power supply indicator 4 extinguishes, and switch keeps double loop power supply to disconnect State.

2, when user needs to connect circuit, switch button 17, effect of the pole the L pull rod 18 in switch button 17 are pressed Under to bimetal leaf 14 downwards exert a force, bimetal leaf 14 through reset support chip 13 under the action of resetted, make the pole L moving contact 15 Contacted with the cooperation of the pole L static contact 12, at the same time N it is extremely upper because bimetal leaf 14 resets, on/off lever 2 loses pressure, it is dynamic Contact 5 resets under the action of by movable contact spring support spring 10, cooperates the pole N moving contact 6 again with the pole N static contact 9 and contacts, simultaneously Double loop power supply is connected, power supply indicator 4 is bright, and circuit restores normal operating conditions.

3, when switch be in normal operating conditions, do not occur overload current movement when, user can disconnect as needed and The arbitrary switch of connection, it is primary without pressing switch button 17 twice.

The above is only the preferred embodiment of the present invention, is not intended to limit the utility model, all practical at this Within novel spirit and principle, any modification, equivalent replacement, improvement and so on should be included in the guarantor of the utility model Within the scope of shield.

Claims

1. a kind of convenient overcurrent protection multifunction switch of positioning, including switch button, switch pedestal, switch housing, neon Lamp support and neon lamp component, the switch button fasten with the switch pedestal upper port, and the switch pedestal is placed in described In switch housing, and fasten therewith；It is characterized in that, the bottom of the switch housing is equipped with multiple mounting holes, switch pedestal Bottom be equipped with the positioning column that extend into mounting hole, the bottom of mounting hole is equipped with retaining spring, and the end of retaining spring connects The material of magnetic patch, positioning column is metal, and the end of positioning column is contacted with the surface of magnetic patch；

The switch further includes power supply segmentation springboard, pull rod, L polar circuit component and N polar circuit component, the neon lamp component difference It is electrically connected with the L polar circuit component and the N polar circuit component；

The L polar circuit component is set to the switch pedestal interior side, and the N polar circuit component is set in the switch pedestal The other side in portion, the on/off lever middle are equipped with through-hole, and the power supply segmentation springboard is opened by the through-hole with described Base rotation connection is closed, and is set between the L polar circuit component and the N polar circuit component；Pull rod one end and the switch Button rotation connection, the other end are fixedly connected with the L polar circuit component.

2. a kind of convenient overcurrent protection multifunction switch of positioning according to claim 1, which is characterized in that the L Polar circuit component includes the extreme son of the first L, the extreme son of the 2nd L, the pole L static contact, resets the extremely dynamic touching of support chip, bimetal leaf and L Head, described extremely sub- one end 2nd L are mutually riveted with the pole L static contact, and the other end and the switch pedestal bottom are mutually chimeric simultaneously The switch pedestal is pierced by extend downwardly；Described bimetal leaf one end is mutually riveted with the pole L moving contact, the other end and described the One end of the extreme son of one L mutually rivets；The other end of the extreme son of first L is mutually chimeric with the switch pedestal bottom and is pierced by institute Switch pedestal is stated to extend downwardly, the pole L moving contact is located above the pole L static contact, and disconnect with the pole L static contact or Connection；It resets support chip to be located at below the bimetal leaf, one end is mutually chimeric with the switch pedestal, the other end and described pair Sheet metal disconnects or contact；One end of the pull rod and the switch button are rotatablely connected, and the other end is set with the bimetal leaf There is one end of the pole L moving contact to fasten, button can be stirred, plays the role of switching on-off.

3. a kind of convenient overcurrent protection multifunction switch of positioning according to claim 2, which is characterized in that the N Polar circuit component includes movable contact spring, the pole N moving contact, the extreme son of the first N, the extreme son of the 2nd N, the pole N static contact and movable contact spring support Spring, described extremely sub- one end 2nd N are mutually riveted with the pole N static contact, and the other end is mutually chimeric on the inside of the switch pedestal And it is pierced by the switch pedestal and extends downwardly；One end of the movable contact spring is mutually riveted with the pole N moving contact, the other end with it is described The first extreme son of N fastens；The extreme son of first N and the switch pedestal be mutually embedding to be combined through the switch pedestal to downward It stretches；One end that the movable contact spring is equipped with the pole N moving contact is located at the pole N static contact lower section, and with the pole N static contact It disconnects or connects；The movable contact spring support spring is set to lower section, one end in the middle part of the movable contact spring and offsets with the movable contact spring, separately One end and the bottom of the switch pedestal offset；

One end that described power supply segmentation springboard one end is equipped with the pole N moving contact with the movable contact spring offsets, the other end and the L Pole moving contact offsets.

4. a kind of convenient overcurrent protection multifunction switch of positioning according to claim 3, which is characterized in that the neon Lamp group part includes lamp body and two lamp bases, wherein a lamp base is closely connect with the extreme son of the first N, another lamp base and institute State the close connection of the extreme son of the first L.