CN214099482U

CN214099482U - Lithium electricity power key switch safety protection structure

Info

Publication number: CN214099482U
Application number: CN202120394519.8U
Authority: CN
Inventors: 梁超; 黄高锋; 曹良志; 杨远安; 林翔钧
Original assignee: Leo Group Co ltd
Current assignee: Leo Group Co ltd; Leo Group Zhejiang Pump Co Ltd
Priority date: 2021-02-19
Filing date: 2021-02-19
Publication date: 2021-08-31
Anticipated expiration: 2031-02-19

Abstract

The utility model belongs to the technical field of the switch, refer in particular to a lithium electricity power key switch safety protection structure, including casing and convex key, be equipped with micro-gap switch in the casing and the convex track that is linked together with micro-gap switch, convex key slides and sets up in convex track, and convex key contacts with micro-gap switch's start button after stretching into convex track. The utility model discloses only use dedicated safety key could open equipment, use safe and reliable.

Description

Lithium electricity power key switch safety protection structure

The technical field is as follows:

the utility model belongs to the technical field of the switch, refer in particular to a lithium electricity power key switch safety protection structure.

Background art:

at present, equipment such as a lithium electric power lawn mower, a lithium electric rotary cultivator and a lithium electric high-pressure cleaning machine generally comprises a straight key channel and a micro switch arranged in the key channel, and the key is inserted into the key channel and then is abutted to the micro switch to open the equipment. The key switch structure can be opened by a metal rod or other tools extending into the key channel to contact the micro switch, and is not safe.

The invention content is as follows:

the utility model aims at providing a key switch safety protection structure, it only uses dedicated safety key could open equipment, uses safe and reliable.

The utility model discloses a realize like this:

the utility model provides a lithium electricity power key switch safety protection structure, includes casing and convex key, be equipped with micro-gap switch in the casing and the convex track that is linked together with micro-gap switch, convex key slides and sets up in convex track, and convex key contacts with micro-gap switch's start button after stretching into convex track.

In the safety protection structure for the lithium battery power key switch, the arc-shaped key is provided with the limiting groove, and the arc-shaped track is provided with the limiting protrusion matched with the limiting groove.

In the safety protection structure for the lithium battery power key switch, the limiting groove is formed in the rear side of the arc-shaped key.

In foretell lithium electricity power key switch safety protection structure, spacing bellied mode of setting can be: the shell is connected with one end of a compression spring, and the other end of the compression spring is connected with the limiting protrusion.

In foretell lithium electricity power key switch safety protection structure, spacing bellied mode of setting also can be: the shell is connected with an elastic sheet, and the limiting bulge is arranged on the elastic sheet.

In the safety protection structure for the lithium battery power key switch, the elastic sheet can be a metal elastic sheet or a plastic elastic sheet.

In the safety protection structure for the lithium battery power key switch, the elastic sheet and the shell are of an integrated structure.

In foretell lithium electricity power key switch safety protection structure, the casing includes mutual lock procapsid and back casing, preceding circular arc track is equipped with on the procapsid, be equipped with the circular arc track in back on the back casing, preceding circular arc track and the circular arc track in back form circular arc track.

In the safety protection structure for the lithium battery power key switch, the screw penetrates through the front shell and is in screwed connection with the rear shell, and then the front shell and the rear shell are fixed.

In the safety protection structure for the lithium battery power key switch, the elastic sheet is arranged on the rear shell, and the elastic sheet and the rear shell are of an integrated structure.

In foretell lithium electricity power key switch safety protection structure, be equipped with the preceding recess of installation on the procapsid, be equipped with installation back recess on the back casing, recess and installation back recess form mounting groove before the installation, micro-gap switch sets up in mounting groove.

In foretell lithium electricity power key switch safety protection structure, the pothook before being equipped with on the procapsid, be equipped with back pothook on the back casing, the up end of preceding pothook, the up end of back pothook all contradict with micro-gap switch's lower terminal surface.

Compared with the prior art, the utility model outstanding advantage is:

1. the track in the shell of the utility model is an arc track, and only a specific arc key can be inserted into the arc track, so that the micro switch is contacted along the arc track to open the device; the metal bar or other tools can not abut against the start button of the microswitch along the circular arc track, so that the equipment is started, and the use is safe and reliable;

2. the utility model discloses an arc key is equipped with spacing recess, be equipped with the spacing arch with spacing recess looks adaptation on the convex track, spacing arch card is on spacing recess, effectively fixes arc key;

3. the utility model discloses simple structure, simple to operate is swift, saves installation cost.

Description of the drawings:

fig. 1 is a perspective view of the present invention;

fig. 2 is an exploded view of the present invention;

fig. 3 is a perspective view of the front housing of the present invention;

fig. 4 is a perspective view of the rear housing of the present invention;

fig. 5 is a front view of the present invention without the front housing installed.

Reference numerals: 1. a housing; 11. a front housing; 111. a front circular arc track; 112. mounting a front groove; 113. a front hook; 12. a rear housing; 121. a rear circular arc track; 122. mounting a rear groove; 123. a rear hook; 2. a circular arc shaped key; 21. a limiting groove; 3. a microswitch; 4. a limiting bulge; 5. a spring plate; 6. and (4) screws.

The specific implementation mode is as follows:

the invention will now be further described with reference to specific embodiments, with reference to figures 1 to 5:

the utility model provides a lithium electricity power key switch safety protection structure, includes casing 1 and convex key 2, be equipped with micro-gap switch 3 in the casing 1 and the convex track that is linked together with micro-gap switch 3, convex key 2 slides and sets up in convex track, and convex key 2 contacts with micro-gap switch 3's start button after stretching into convex track.

The utility model discloses a theory of operation: as shown in fig. 1-5, the track of the present invention is an arc track, and only the specific arc key 2 can be inserted into the arc track, and then the start button of the micro switch 3 is supported along the arc track, so as to open the device. The metal bar or other tools can not contact the micro switch 3 along the circular arc track, so that the equipment is started, and the use is safe and reliable. When the circular arc key 2 is pulled out of the circular arc track, the start button of the micro switch 3 is released, and the equipment is closed.

In order to prevent the arc-shaped key 2 from falling out in the using process, the arc-shaped key 2 is provided with a limiting groove 21, and the arc-shaped track is provided with a limiting protrusion 4 matched with the limiting groove 21. The limiting protrusion 4 is clamped on the limiting groove 21 to effectively fix the arc-shaped key 2.

As shown in fig. 1, the position of the position-limiting groove 21 is: the limiting groove 21 is arranged at the rear side of the circular arc key 2.

The setting mode of the limiting protrusion 4 can be as follows: one end of a compression spring is connected to the shell 1, and the other end of the compression spring is connected with the limiting protrusion 4.

The setting mode of the limiting bulge 4 can also be as follows: as shown in fig. 4, the shell 1 is connected with a spring plate 5, and the limiting protrusion 4 is arranged on the spring plate 5. When the arc-shaped key 2 is inserted into the arc-shaped track, the limiting protrusion 4 is extruded outwards, and after the arc-shaped key 2 is inserted in place, the elastic sheet 5 is reset, so that the limiting protrusion 4 is clamped into the limiting groove 21, and the arc-shaped key 2 is fixed; when the circular arc key 2 is pulled out forcibly, the circular arc key 2 extrudes the limiting bulge 4 outwards, so that the limiting bulge 4 is separated from the limiting groove 21, and the circular arc key 2 is separated from the circular arc track.

Furthermore, the elastic sheet 5 may be a metal elastic sheet or a plastic elastic sheet. In this embodiment, the elastic sheet 5 is a plastic elastic sheet.

As shown in fig. 1 to 4, the structure of the housing 1: the shell 1 comprises a front shell 11 and a rear shell 12 which are mutually buckled, a front arc-shaped rail 111 is arranged on the front shell 11, a rear arc-shaped rail 121 is arranged on the rear shell 12, and the front arc-shaped rail 111 and the rear arc-shaped rail 121 form the arc-shaped rails.

In order to fix the front case 11 and the rear case 12, screws 6 are screwed with the rear case 12 through the front case 11, thereby fixing the front case 11 and the rear case 12.

Furthermore, the elastic sheet 5 is disposed on the rear housing 12, and the elastic sheet 5 and the rear housing 12 are of an integrated structure.

As shown in fig. 1 to 4, the microswitch 3 is set in the following manner: the front casing 11 is provided with a front mounting groove 112, the rear casing 12 is provided with a rear mounting groove 122, the front mounting groove 112 and the rear mounting groove 122 form a mounting groove, and the microswitch 3 is arranged in the mounting groove.

In order to prevent the micro switch 3 from falling from the lower part of the housing 1, the front housing 11 is provided with a front hook 113, the rear housing 12 is provided with a rear hook 123, and the upper end surface of the front hook 113 and the upper end surface of the rear hook 123 are both abutted against the lower end surface of the micro switch 3.

The above-mentioned embodiment is only one of the preferred embodiments of the present invention, and the scope of the present invention is not limited thereto, so: all equivalent changes made according to the shape, structure and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a lithium electricity power key switch safety protection structure which characterized in that: the novel key device is characterized by comprising a shell (1) and an arc-shaped key (2), wherein a microswitch (3) and an arc-shaped track communicated with the microswitch (3) are arranged in the shell (1), the arc-shaped key (2) is arranged in the arc-shaped track in a sliding mode, and the arc-shaped key (2) is contacted with a starting button of the microswitch (3) after extending into the arc-shaped track.

2. The lithium-ion power key switch safety protection structure of claim 1, characterized in that: a limiting groove (21) is formed in the circular arc key (2), and a limiting protrusion (4) matched with the limiting groove (21) is arranged on the circular arc track.

3. The lithium-ion power key switch safety protection structure of claim 2, characterized in that: the limiting groove (21) is arranged on the rear side of the circular arc key (2).

4. The lithium-ion power key switch safety protection structure of claim 2, characterized in that: the shell (1) is connected with an elastic sheet (5), and the limiting protrusion (4) is arranged on the elastic sheet (5).

5. The lithium-ion power key switch safety protection structure of claim 4, characterized in that: the elastic sheet (5) and the shell (1) are of an integrated structure.

6. The lithium-ion power key switch safety protection structure of claim 1, characterized in that: the shell (1) comprises a front shell (11) and a rear shell (12) which are mutually buckled, a front arc-shaped track (111) is arranged on the front shell (11), a rear arc-shaped track (121) is arranged on the rear shell (12), and the front arc-shaped track (111) and the rear arc-shaped track (121) form the arc-shaped track.

7. The lithium-ion power key switch safety protection structure of claim 6, characterized in that: recess (112) before being equipped with the installation on procapsid (11), be equipped with installation back recess (122) on back casing (12), recess (112) and installation back recess (122) form mounting groove before the installation, micro-gap switch (3) set up in mounting groove.

8. The lithium-ion power key switch safety protection structure of claim 7, characterized in that: the front shell (11) is provided with a front hook (113), the rear shell (12) is provided with a rear hook (123), and the upper end surface of the front hook (113) and the upper end surface of the rear hook (123) are respectively abutted against the lower end surface of the microswitch (3).