CN213124178U

CN213124178U - Power supply main switch

Info

Publication number: CN213124178U
Application number: CN202022366425.8U
Authority: CN
Inventors: 李方礼; 李方刚
Original assignee: Wenzhou North Electronic Machinery Co ltd
Current assignee: Wenzhou North Electronic Machinery Co ltd
Priority date: 2020-10-22
Filing date: 2020-10-22
Publication date: 2021-05-04
Anticipated expiration: 2030-10-22

Abstract

The utility model relates to a power master switch, which comprises a housin, the button, normal close formula micro-gap switch and locking subassembly, normal close formula micro-gap switch sets up in the casing, the button rotates and installs in the casing, and normal close formula micro-gap switch is provided with presses down the end, the locking subassembly includes the hasp, abaculus and locking spring, the hasp slides and installs in the button, abaculus fixed mounting is in the hasp, be provided with the locking slot on the casing, and the locking slot is provided with the exit that supplies the abaculus to slide business turn over locking slot along the glide direction of hasp, the compression of locking spring sets up between abaculus and button, and the direction of resetting of locking spring is the same with the abaculus towards the glide direction of locking slot, when the abaculus is located the locking slot, press down the. Adopt above-mentioned scheme, provide one kind and adopt normally closed micro-gap switch as control switch and realize that the moment of circuit switches on, and prevent under the locking state of locking subassembly that the button from rotating and lead to the power master switch that the mistake was opened.

Description

Power supply main switch

Technical Field

The utility model relates to the field of automotive technology, concretely relates to power master switch.

Background

The main switch of power supply in the automobile is used for controlling a large-current relay to assist in controlling the power supply of the whole automobile.

The existing power main switch generally comprises a shell, a button and a mechanical switch for controlling the circuit to be turned on and turned off, the mechanical switch is installed in the shell, and the button is installed in the shell in a rotating or sliding mode, so that the mechanical switch can be turned on and turned off in a button pressing mode.

The problem that current power master switch exists lies in: the mechanical switch is easily triggered by the movement of the button to be opened and closed under non-control, so that the conventional power main switch is easily opened and closed under non-control to influence the circuit connected with the power main switch to cause error control.

Disclosure of Invention

Not enough to prior art exists, the utility model aims to provide an adopt normally closed micro-gap switch to switch on as control switch and realization circuit constantly, and prevent under the locking state of locking subassembly that the button rotation leads to a power master switch that the mistake was opened.

In order to achieve the above purpose, the utility model provides a following technical scheme: comprises a shell, a button, a normally closed microswitch and a locking component, wherein the normally closed microswitch is arranged in the shell, the button is rotationally arranged in the shell, and the normally closed microswitch is provided with a pressing end which is disconnected by the touch and the pressing of the button on the rotating track of the button, the locking component comprises a lock catch, an embedded block and a locking spring, the lock catch is slidably arranged on the button, the embedded block is fixedly arranged on the lock catch, a locking slot for the embedded block to be inserted into to realize the fixed limit of the shell and the button is arranged on the shell, the locking slot is provided with an inlet and an outlet for the embedded block to slide in and out of the locking slot along the sliding direction of the lock catch, the locking spring is arranged between the embedded block and the button in a compression way, and the reset direction of the locking spring is the same as the sliding direction of the insert block towards the locking slot, and when the insert block is positioned in the locking slot, the pressing end and the button are arranged in a separated mode.

By adopting the technical scheme, 1, as the power supply main switch is in an open state under normal conditions, and the normally closed microswitch is used as the control switch, the circuit can be opened without a button acting on a pressing end of the normally closed microswitch, so that the contact is reduced, and the service life is prolonged; 2. the setting of locking subassembly, then through effectual inserting the abaculus in locating the locking slot under the effect at the locking spring, thereby realize the fixed of casing and button, be used for preventing that the button from rotating under the non-control condition and leading to making the circuit non-control disconnection to the contact of pressing the end, in addition, carry out the disconnection of circuit as needs, then slide through the drive hasp, make the abaculus deviate from and remove the fixed limiting displacement of casing and button from the locking slot, make the button can rotate the pressing open circuit who realizes normally closed micro-gap switch relatively the casing.

The utility model discloses further set up to: the inserted block is provided with towards locking slot side and is used for inserting the pointed end of establishing of inserting of locating in the locking slot, it is provided with the first locating surface that is used for offsetting locking slot internal perisporium towards pressing down the distolateral along the rotation direction orientation of button to insert establish the pointed end, be provided with in the locking slot and be used for the second locating surface that offsets with the laminating of first locating surface, and when first locating surface and second locating surface offset, first locating surface towards the direction of second locating surface and the slip direction mutually perpendicular of hasp.

By adopting the technical scheme, 1, the first positioning surface on the inserting tip is attached to the surface of the second positioning surface, so that the stress generated on the insert block and the shell by the rotation of the button relative to the shell is reduced by increasing the contact area in a locking state; 2. the relative direction of first locating surface and second locating surface laminating when the locking is owing to with the slip direction mutually perpendicular of hasp for the first locating surface that the relative casing of button rotated the production can not produce the component that makes the abaculus slide with second locating surface extrusion effort, makes insert establish most advanced more stable insert locate in the locking slot and guarantee fixed effect.

The utility model discloses further set up to: the button is located to insert and is provided with on the most advanced slip orbit along the hasp and supply to insert and establish the most advanced support slot that wears to establish and realize that circumference is spacing, it is provided with the support surface that offsets to insert and establish most advanced to lie in inserting the most advanced side of establishing deviating from first locating surface in the support slot.

Through adopting above-mentioned technical scheme, the setting of support slot on the button for insert establish most advanced when inserting and locate in the locking slot, wrap up inserting the circumference of establishing most advanced, and mainly by the support face to inserting and establish most advanced and deviate from first locating surface side and carry out the atress support, thereby shift to the button from the hasp through the effort that produces the abaculus with the casing, prevent that the hasp atress is excessive and break up absolutely.

The utility model discloses further set up to: the button is located the inserted block and is provided with the third locating surface that is used for the location to insert the degree of depth of establishing the point end and inserting and locating in the locking slot towards the locking slot side along the slip direction of hasp, and the third locating surface is located the inserted block in order to insert the moment of flexure direction of establishing point end supported surface and second locating surface.

Through adopting above-mentioned technical scheme, the setting of third locating surface not only realizes inserting on the orbit of sliding of abaculus and establishes the pointed end and insert and establish the degree of depth control of inserting in the locking slot, and the atress of third locating surface is supported and can be acted on the bending moment of inserting and establishing the pointed end to the supporting surface and second locating surface and carry out the balancing act moreover, prevents that the bending moment that produces from carrying out the stress balance through the hasp and leading to the hasp to be connected with the abaculus to collapse absolutely.

The utility model discloses further set up to: the locking slot deviates from the inlet and outlet side and is provided with a manual opening penetrating to the outer side of the shell.

Through adopting above-mentioned technical scheme, the manual work opens open-ended setting for when the locking subassembly is impaired and lead to the abaculus card to locate in the locking slot, can open the opening at the manual work and exert external force and ejecting the abaculus in the locking slot, thereby accomplish the dismantlement.

The utility model discloses further set up to: the hasp is provided with the installation inserted bar that extends along the direction of sliding of perpendicular hasp, the abaculus runs through along the axial of installation inserted bar and is provided with the installation jack that supplies the installation inserted bar to wear to establish, the both sides that the installation jack runs through the abaculus are provided with respectively that insert that supplies the installation inserted bar to penetrate establishes the import and supply inserting of installing the inserted bar wearing out to establish the export, and insert and establish the outlet side and be the throat setting, the installation inserted bar periphery is provided with along circumference and inserts the joint breach groove of establishing the shape size looks adaptation of export.

Through adopting above-mentioned technical scheme, the abaculus adopts to set up the installation jack and supplies the installation inserted bar on the hasp to wear to establish and realize the installation, and adopts and to insert and establish the setting of export throat to correspond and set up the mode that the joint lacks the groove on the installation inserted bar, make the installation inserted bar wear to establish to insert and establish export joint and lack the groove in the joint and realize the joint automatically often and accomplish the installation, make the installation more convenient.

The utility model discloses further set up to: the installation inserted bar deviates from the lock catch side and is arranged in a necking mode.

Through adopting above-mentioned technical scheme, the installation inserted bar deviates from the setting that the hasp side is the throat for more smooth and easy when the installation inserted bar is originally inserted the installation jack.

The utility model discloses further set up to: the installation inserted bar is located the abaculus and deviates from the hasp side and is provided with the fixation nut who is used for preventing the abaculus from breaking away from the installation inserted bar.

Through adopting above-mentioned technical scheme, through fixation nut's setting on the installation inserted bar, spacing the abaculus between fixation nut and hasp, and guarantee the stability of abaculus installation.

The invention is further described with reference to the accompanying drawings and the detailed description.

Drawings

FIG. 1 is a cross-sectional view of an embodiment of the present invention;

FIG. 2 is a front view of an embodiment of the present invention;

FIG. 3 is a top view of an embodiment of the present invention;

FIG. 4 is an enlarged view of a portion of FIG. 1;

fig. 5 is an enlarged view of a in fig. 4.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1-3, the present invention discloses a power supply main switch, which comprises a housing 1, a button 2, and a normally closed micro-switch 3, wherein a mounting cavity 11 with an open upper end is provided in the housing 1, and the mounting cavity 11 is divided into left and right sides, the normally closed micro-switch 3 is fixedly mounted on the left side of the mounting cavity 11 of the housing 1 by means of clamping and bolts, etc., the button 2 is provided on the upper end of the housing 1, and is rotatably mounted on the housing 1 by means of a cylinder 4 inserted in the housing 1, wherein the cylinder 4 on the button 2 is disposed between the left and right sides of the housing 1, and is axially in the front-back direction to realize that the button 2 can rotate left and right relative to the housing 1, in addition, a pressing end 31 which is pressed and disconnected by the left end of the button 2 is provided on the rotating track of the left end of the normally closed micro-switch 3, the button 2 and the pressing end 31 are in non-contact, the normally closed microswitch 3 is in a closed state to realize normally closed conduction of the circuit, and in addition, when the circuit needs to be cut off, the button 2 is rotated, so that the left end of the button 2 applies force to press towards the pressing end 31 to cut off the normally closed microswitch 3 to realize circuit cut-off.

As shown in fig. 4, the present embodiment further includes a locking assembly 5 installed on the right side of the button 2, wherein the locking assembly 5 includes a lock latch 51, an insert 52 and a locking spring 53, the lock latch 51 is slidably installed on the button 2 along the left-right direction by vertical and front-back limiting clamping, the insert 52 is fixedly installed on the lock latch 51, in addition, a locking slot 12 for the insert 52 to be inserted to realize the fixing and limiting of the housing 1 and the button 2 is opened on the right side wall of the housing 1, and the locking slot 12 is provided with an inlet/outlet 121 for the insert 52 to slide in and out of the locking slot 12 along the sliding direction of the lock latch 51, in addition, the locking spring 53 is disposed between the insert 52 and the button 2 in a compressed manner, and the reset direction of the locking spring 53 is the same as the sliding direction of the insert 52 toward the locking slot 12, wherein, when the insert 52 is located in the locking, therefore, through the effectual insert 52 of inserting in locking slot 12 under the effect of locking spring to realize casing 1 and button 2 fixed, be used for preventing button 2 from rotating under the non-control condition and leading to making the circuit non-control disconnection to the contact of pressing end 31, in addition, when the disconnection that needs carry out the circuit, then through the slip of drive hasp 51, make insert 52 deviate from in locking slot 12 and relieve casing 1 and the fixed limiting displacement of button 2, make button 2 can rotate the pressing disconnection circuit who realizes normally closed micro-gap switch 3 relative to casing 1.

In addition, the locking slot 12 in this embodiment is provided with a manual opening 122 penetrating to the outside of the housing 1 on the side away from the inlet/outlet 121, so that when the locking assembly 5 is damaged and the insert 52 is clamped in the locking slot 12, an external force can be applied to the manual opening 122 to eject the insert 52 in the locking slot 12, thereby completing the detachment.

Wherein, the lock catch 51 in this embodiment is provided with a mounting insertion rod 511 extending along a sliding direction perpendicular to the lock catch 51, correspondingly, the insert block 52 is provided with a mounting insertion hole 521 for the mounting insertion rod 511 to penetrate through along an axial direction of the mounting insertion rod 511, wherein the mounting insertion hole 521 penetrates through two sides of the insert block 52 and is provided with an insertion inlet 5211 for the mounting insertion rod 511 to penetrate through and an insertion outlet 5212 for the mounting insertion rod 511 to penetrate out, and the insertion outlet 5212 side is arranged in a reduced manner, furthermore, the mounting insertion rod 511 is provided with a clamping groove 5111 along a circumferential direction, the clamping groove 5111 is adapted to a shape and size of the insertion outlet 5212, so that the insert block 52 is provided with the mounting insertion hole 521 for the mounting insertion rod 511 on the lock catch 5251 to penetrate through to realize mounting, and the insertion outlet 5212 is arranged in a reduced manner, and the clamping groove 5111 is correspondingly arranged on the mounting insertion rod 511, so that the mounting insertion rod 511 is automatically clamped to realize clamping mounting when the mounting rod 5212 penetrates through to the clamping groove 5211, so that the installation is more convenient.

Preferably, the installation inserting rod 511 in the present embodiment is provided with a reduced opening away from the side of the lock catch 51, so that the installation inserting rod 511 is initially inserted into the installation inserting hole 521 more smoothly.

In addition, the installation insertion rod 511 in this embodiment is provided with a fixing nut 54 detachably connected with the installation insertion rod 511 through threads on the side of the insert block 52 away from the lock catch 51, so that the insert block 52 is limited between the fixing nut 54 and the lock catch 51, and the installation stability of the insert block 52 is ensured.

As shown in fig. 5, the insert block 52 in the present embodiment is integrally formed with an inserting tip 522 inserted into the locking slot 12 at the right side, and the upper side of the inserting tip 522 is provided with a first positioning surface 5221 for abutting against the inner peripheral wall of the locking slot 12, and correspondingly, the locking slot 12 is provided with a second positioning surface 123 for abutting against the first positioning surface 5221, so that the first positioning surface 5221 and the second positioning surface 123 are in surface contact to realize that, in a locking state, the stress generated on the insert block 52 and the housing 1 by the rotation of the button 2 relative to the housing 1 is reduced by increasing the contact area.

Preferably, in this embodiment, when the first positioning surface 5221 abuts against the second positioning surface 123, the direction of the first positioning surface 5221 facing the second positioning surface 123 is perpendicular to the sliding direction of the lock catch 51, so that the pressing force of the first positioning surface 5221 and the second positioning surface 123 generated by the rotation of the button 2 relative to the housing 1 does not generate a component force for sliding the insert block 52, and the inserting tip 522 is more stably inserted into the locking slot 12 to ensure the fixing effect.

In addition, the button 2 in this embodiment is located to insert and is provided with on the slip track of establishing pointed end 522 along hasp 51 and supply to insert and establish the pointed end 522 and wear to establish the support slot 21 that realizes circumferential spacing, and lie in inserting in the support slot 21 and establish pointed end 522 and deviate from first locating surface 5221 side and be provided with the holding surface 211 of offseting and establishing pointed end 522, make insert and establish pointed end 522 when inserting and locate in locking slot 12, wrap up inserting the circumference of establishing pointed end 522, and mainly establish pointed end 522 and deviate from first locating surface 5221 side by holding surface 211 and carry out the atress support, thereby shift the acting force that produces the abaculus 52 through with casing 1 to the abaculus 52 on the hasp 51 shifts to button 2, prevent that hasp 51 atress is excessive and break.

Preferably, the third positioning surface 22 for positioning the depth of the insertion tip 522 inserted into the locking slot 12 is disposed on the insert 52 toward the locking slot 12 along the sliding direction of the lock catch 51 in the embodiment of the button 2, so that the third positioning surface 22 realizes the insertion depth control of the insertion tip 522 inserted into the locking slot 12 on the sliding track of the insert 52, and prevents the insertion tip 522 from being excessively inserted into the locking slot 12 to cause inaccurate coordination.

In this embodiment, the second positioning surface 123 will generate an acting force in the direction of F1 on the inserting tip 522, and the supporting surface 211 will generate an acting force in the direction of F2 on the inserting tip 522, so that under the combined action of F1 and F2, the moment applied to the insert 52 will tend to rotate, and in order to ensure stable force application, when the supporting surface 211 is located at the left side of the second positioning surface 123, the third positioning surface 22 is located above the supporting surface 211 and the second positioning surface 123, and when the supporting surface 211 is located at the right side of the second positioning surface 123, the third positioning surface 22 is located below the supporting surface 211 and the second positioning surface 123, so that the third positioning surface 22 is located in the rotating direction of the insert 52 in which the inserting tip 522 is subjected to the bending moment between the supporting surface 211 and the second positioning surface 123 (the view only contains the position relationship in the first case, and the position relationship in the second case is the same as the possible case, which is not illustrated herein by the figures), the acting force F3 of the third positioning surface 22 on the insert block 52 can balance the bending moment of the support surface 211 and the second positioning surface 123 acting on the inserting tip 522, and prevent the generated bending moment from being stressed and balanced by the lock catch 51 to break the connection between the lock catch 51 and the insert block 52.

Claims

1. A power master switch, comprising: comprises a shell, a button, a normally closed microswitch and a locking component, wherein the normally closed microswitch is arranged in the shell, the button is rotationally arranged in the shell, and the normally closed microswitch is provided with a pressing end which is disconnected by the touch and the pressing of the button on the rotating track of the button, the locking component comprises a lock catch, an embedded block and a locking spring, the lock catch is slidably arranged on the button, the embedded block is fixedly arranged on the lock catch, a locking slot for the embedded block to be inserted into to realize the fixed limit of the shell and the button is arranged on the shell, the locking slot is provided with an inlet and an outlet for the embedded block to slide in and out of the locking slot along the sliding direction of the lock catch, the locking spring is arranged between the embedded block and the button in a compression way, and the reset direction of the locking spring is the same as the sliding direction of the insert block towards the locking slot, and when the insert block is positioned in the locking slot, the pressing end and the button are arranged in a separated mode.

2. A power master switch as claimed in claim 1, wherein: the inserted block is provided with towards locking slot side and is used for inserting the pointed end of establishing of inserting of locating in the locking slot, it is provided with the first locating surface that is used for offsetting locking slot internal perisporium towards pressing down the distolateral along the rotation direction orientation of button to insert establish the pointed end, be provided with in the locking slot and be used for the second locating surface that offsets with the laminating of first locating surface, and when first locating surface and second locating surface offset, first locating surface towards the direction of second locating surface and the slip direction mutually perpendicular of hasp.

3. A power master switch as claimed in claim 2, wherein: the button is located to insert and is provided with on the most advanced slip orbit along the hasp and supply to insert and establish the most advanced support slot that wears to establish and realize that circumference is spacing, it is provided with the support surface that offsets to insert and establish most advanced to lie in inserting the most advanced side of establishing deviating from first locating surface in the support slot.

4. A power master switch as claimed in claim 3, wherein: the button is located the inserted block and is provided with the third locating surface that is used for the location to insert the degree of depth of establishing the point end and inserting and locating in the locking slot towards the locking slot side along the slip direction of hasp, and the third locating surface is located the inserted block in order to insert the moment of flexure direction of establishing point end supported surface and second locating surface.

5. A power master switch as claimed in claim 1, wherein: the locking slot deviates from the inlet and outlet side and is provided with a manual opening penetrating to the outer side of the shell.

6. A power master switch as claimed in claim 1, wherein: the hasp is provided with the installation inserted bar that extends along the direction of sliding of perpendicular hasp, the abaculus runs through along the axial of installation inserted bar and is provided with the installation jack that supplies the installation inserted bar to wear to establish, the both sides that the installation jack runs through the abaculus are provided with respectively that insert that supplies the installation inserted bar to penetrate establishes the import and supply inserting of installing the inserted bar wearing out to establish the export, and insert and establish the outlet side and be the throat setting, the installation inserted bar periphery is provided with along circumference and inserts the joint breach groove of establishing the shape size looks adaptation of export.

7. A power master switch as claimed in claim 6, wherein: the installation inserted bar deviates from the lock catch side and is arranged in a necking mode.

8. A power master switch as claimed in claim 6, wherein: the installation inserted bar is located the abaculus and deviates from the hasp side and is provided with the fixation nut who is used for preventing the abaculus from breaking away from the installation inserted bar.