CN103000394B - Bat-handle switch - Google Patents

Abstract

The invention relates to the field of switches, in particular to a handle switch. The handle switch includes a switch body, a panel and a handle, the handle includes a handle and a mounting shaft, and the switch body and the panel are respectively provided with a first through hole and a second through hole matched with the mounting shaft at corresponding positions , further comprising: at least one elastic hook located between the inner wall of the first through hole and the installation shaft, after the installation shaft is assembled into the first through hole and the second through hole, the panel is snapped onto the switch body. In the handle switch provided by the present invention, after the installation shaft of the handle is installed into the through hole, the elastic hook is squeezed by the installation shaft and snapped together with the switch body, so the panel cannot be removed without disassembling the handle. Because some switch panels are connected with electronic equipment, the electronic equipment will be damaged if the handle switch is not disassembled according to the steps, and even people will be injured due to leakage. The equipment damage or other losses caused by the equipment guarantee the safety of equipment and personnel.

Description

handle switch

technical field

The invention relates to the field of switches, in particular to a handle switch.

Background technique

In the field of low-voltage switchgear, in the direct handle switchgear of the prior art, the panel is directly fixed on the switch body; after the panel is removed, some auxiliary equipment fixed behind the panel are exposed to the operator's touch. within range. In the prior art, the panel can be directly removed under any circumstances, so there is a problem that if the auxiliary equipment arranged behind the panel is exposed to the outside world without power off, it is likely to damage the auxiliary equipment, or even It was an electric shock accident. And for the operator who does not understand the structure of the handle switch, it is likely to disassemble the panel in violation of the operation steps. Therefore, the existing handle switch equipment cannot allow the operator to perform safe disassembly according to the prescribed steps.

Contents of the invention

In order to improve the problems existing in the prior art, the present invention proposes a handle switch to realize the purpose that the switch panel can only be removed after the handle is disassembled.

The handle switch proposed by the present invention includes a switch body, a panel and a handle, the handle includes a handle and a mounting shaft, and the switch body and the panel are respectively provided with a first through hole and a The second through hole also includes: at least one elastic hook installed between the inner wall of the first through hole and the installation shaft, so as to clamp the panel on the first through hole after the installation shaft is assembled into the first through hole and the second through hole on the switch body.

In the handle switch provided by the present invention, after the installation shaft of the handle is installed into the through hole, the elastic hook is squeezed by the installation shaft and snapped together with the switch body. Since the elastic hook is connected to the panel at the same time, it can The panel cannot be removed under the premise. Because some switch panels are connected with electronic equipment, the electronic equipment will be damaged if the handle switch is not disassembled according to the steps, and even people will be injured due to leakage. The equipment damage or other losses caused by the equipment guarantee the safety of equipment and personnel.

Two ends of the elastic hook are respectively engaged with the switch body and the edge of the through hole of the panel.

One end of the elastic hooks that is engaged with the panel is connected to form a ferrule that is crimped with the periphery of the through hole of the panel, and the other end of each elastic hook is engaged with the edge of the through hole of the switch body.

The elastic hook of this structure is independent of the panel, and there is no need to connect the elastic hook on the panel. It only needs to put the external ferrule with the elastic hook into the through hole and insert it into the installation shaft to realize the installation of the panel. Card access.

The panel is provided with an elastic bayonet, and the outer wall of the installation shaft is provided with a bayonet slot, and the elastic bayonet pin is inserted into the bayonet groove, and when the installation shaft turns to a set position, the installation shaft is locked, and when the installation shaft turns away from the Unlocking after set position further prevents accidental removal of the mounting shaft.

The handle switch proposed by the present invention, under the cooperation of the elastic hook and the installation shaft of the handle, can be disassembled according to the prescribed steps, effectively avoiding the damage to the internal electronic equipment due to the wrong disassembly sequence, and reducing unnecessary losses. Improve the security of use.

Description of drawings

Preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings, so that those of ordinary skill in the art will be more aware of the above-mentioned and other features and advantages of the present invention. In the accompanying drawings:

Fig. 1 is a structural schematic view before the handle of the handle switch provided by the embodiment of the present invention is installed;

Fig. 2 is a schematic structural diagram of the handle switch provided by the embodiment of the present invention after the handle is installed;

Fig. 3 is a schematic diagram of the structure of the elastic hook in the embodiment of the present invention;

Fig. 4 is a schematic diagram of the structure in which the two ends of the elastic hook are engaged with the panel and the switch body respectively in the embodiment of the present invention;

Fig. 5 is a schematic diagram of the ferrule structure described in the embodiment of the present invention;

Fig. 6 is a schematic diagram of the position of the elastic detent in the handle switch provided by the embodiment of the present invention;

Fig. 7 is a schematic diagram of the position of the card slot provided by the embodiment of the present invention; and

Fig. 8 is a structural schematic view of the elastic bayonet fitting with the bayonet groove and locking the handle provided by the embodiment of the present invention.

Among them, the attached figure numbers are as follows:

1 Switch body 11 First through hole 111 Inner wall of the first through hole

112 edge 2 panel 21 elastic hook

211 ferrule 22 elastic bayonet pin 23 second through hole

231 second through hole edge 3 handle 31 handle

32 mounting shaft 33 card slot

detailed description

Embodiments of the present invention are described in detail below, examples of which are shown in the drawings, wherein the same or similar reference numerals designate the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the figures are exemplary only for explaining the present invention and should not be construed as limiting the present invention.

In the description of the present invention, the orientation or positional relationship indicated by the terms "upper", "lower", "above", "below" etc. is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present invention rather than Requirements that the invention must be constructed and operated in a particular orientation are not to be construed as limitations on the invention.

As shown in Figure 1 and Figure 2, Figure 1 is a schematic structural diagram of the handle 3 before installation, and Figure 2 is a structural schematic diagram of the handle 3 after installation, as can be seen from Figure 1 and Figure 2, the handle switch provided by the embodiment of the present invention includes a switch The body 1 , the panel 2 and the handle 3 , the handle 3 further includes a handle 31 and a mounting shaft 32 . On the switch body 1 and the panel 2, a first through hole 11 and a second through hole 23 corresponding to the handle installation shaft 32 are respectively provided.

The handle switch further includes at least one elastic hook 21, and the hook 21 and the panel 2 shown in Fig. 1 and Fig. 2 are integrally structured. First install the elastic hook 21 into the first through hole 11 of the switch body 1, then install the installation shaft 32 into the second through hole 23, and the installation shaft 32 pushes the elastic hook 21 outward, so that the elastic snap The hook 21 can clamp the panel 2 on the switch body 1 .

Specifically, as shown in FIGS. 1 and 6 , the switch body 1 is provided with a first through hole 11 corresponding to the installation shaft 32 . The panel 2 is installed on the outer surface of the switch body 1 . In a preferred embodiment, around the panel 2, the panel 2 can be fixed on the switch body 1 with screws or bayonet pins. In the middle of the panel 2, there is also a second through hole 23 corresponding to the installation shaft 32. Between the inner wall 111 of the first through hole 11 and the installation shaft 32, there is at least one elastic hook 21, as shown in FIG. When the mounting shaft 32 of the handle is not inserted into the first through hole 11 and the second through hole 23 , the elastic hook 21 is separated from the switch body 1 under normal conditions. As shown in Figure 2 and Figure 4, when the installation shaft 32 is installed into the first through hole 11 and the second through hole 23, the elastic hook 21 is squeezed by the installation shaft 32, and the panel 2 and the switch body 1 are respectively realized. Clamping, so that the panel 2 is clamped on the switch body 1 . Therefore, after the mounting shaft 32 of the handle is installed into the first through hole 11 and the second through hole 23, the panel 2 cannot be removed. Only the handle is removed first, and the panel 2 can only be removed after the elastic hook 21 is separated from the switch body 1. .

Figures 1 and 2 show the structure in which the elastic hook 21 is integrated with the panel 2. In this structure, the elastic hook 21 is an integral structure in which one end is connected to the edge 231 of the second through hole of the panel 2, and the other end is clamped. On the edge 112 of the first through hole of the switch body 1 .

For those skilled in the art, various other elastic hooks can also be used to realize the above functions, and the embodiments of the present invention will be described in detail with the following specific examples.

For example, as shown in FIG. 3 , the elastic hooks 21 are independent hook-shaped structures, wherein each elastic hook 21 has a hook structure at both ends, and one end can be crimped on the edge 231 of the second through hole of the panel 2, and the other end can be crimped on the second through hole edge 231 of the panel 2. One end is clamped on the edge 112 of the first through hole of the switch body 1 . When the elastic hooks 21 are separately arranged as an independent structure, according to specific needs, a corresponding number of elastic hooks 21 can be selected and placed at different positions on the edge 231 of the second through hole. The material of the independently structured elastic hook 21 can be metal material, which has good elasticity, is not easy to deform, and is durable and not easy to break.

Specifically, as shown in Figure 4, in terms of the installation method of the elastic hook 21, when the elastic hook 21 has a structure with hooks at both ends, when the installation shaft is inserted into the first through hole 11 and the second through hole 23 One end of the elastic hook 21 is engaged with the edge 112 of the first through hole, and the other end is pressed on the panel 2 by the installation shaft 32, and is engaged with the second through hole edge 231 of the panel 2, and during the dismounting process of the installation shaft 32, One end of the elastic hook 21 that is engaged with the panel 2 does not move when the mounting shaft 32 is not completely disengaged from the through hole, and the end that is engaged with the first through hole edge 112 of the switch body 1 is elastically reset. 2 is removed together with the elastic hook 21 to achieve the purpose of disassembling the panel 2.

When the elastic hook 21 is an independent structure, one end of it can also be plugged, clipped or screwed to the edge 231 of the second through hole of the panel 2 , and the other end is clipped to the edge of the through hole of the switch body 1 . A detailed description will not be given here.

As shown in Figure 5, one end of the elastic hook 21 that is engaged with the panel 2 can also be connected to a ferrule 211 that is crimped with the periphery of the through hole of the panel 2, and the other end of each elastic hook 21 is engaged with the switch body 1. On the edge 112 of the first through hole.

Specifically, the ferrule 211 is crimped on the periphery of the second through hole edge 231 of the panel 2, and the elastic hook 21 connected to the ferrule 211 extends into the first through hole 11 and the second through hole 23. The bottom is separated from the switch body 1. The mounting shaft 32 of the handle 3 is inserted into the ferrule 211 , and the elastic hook 21 is squeezed to realize the locking of the panel 2 . The advantage of this design is that the elastic hook 21 can be disassembled together with the ferrule 211 connected. If a plurality of elastic clasps 21 are arranged in parallel on the ferrule 211, it can be easily disassembled as an integral structure. The materials of the ferrule 211 and the elastic hook 21 of this structure can also be metal materials.

In this field, under normal circumstances, the handle 3 cannot be disassembled when it is in a certain position. Therefore, as shown in Figure 7 and Figure 8, a specific structure is provided in the embodiment of the present invention, and a There is an elastic bayonet 22, and a bayonet 33 is provided on the outer wall of the installation shaft 32. After the elastic bayonet 22 is pushed up, it can be inserted into the bayonet 33, and when the installation shaft 32 is turned to the set position, the installation shaft 32 is locked. The mounting shaft 32 is unlocked after turning away from the set position.

Specifically, an elastic bayonet 22 for locking the installation shaft 32 is provided on the panel 2, and the installation shaft 32 is provided with a slot corresponding to the elastic bayonet 22 at a corresponding position on the side wall, and there is only one opening on the bayonet slot. The elastic locking pin 22 can be disengaged when the mounting shaft 32 is rotated to the opening. In other positions, the elastic locking pin 22 can realize the locking effect on the installation shaft 32 . There may be various specific structures of the elastic bayonet pin 22 and the bayonet groove on the installation shaft 32, which are well known and mastered by those skilled in the art, and will not be repeated here.

Although the embodiments of the present invention have been shown and described, those skilled in the art will understand that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principle and spirit of the present invention. , the scope of the present invention is defined by the claims and their equivalents.

Claims (8)

1. a bat-handle switch, including a Switch main body (1), a panel (2) and one handle (3), described handle (3) includes handle (31) and installs axle (32), described Switch main body (1) and panel (2) are respectively arranged with and the first through hole (11) and the second through hole (23) of installing axle (32) and coordinate assembling at correspondence position, it is characterized in that, also include:

At least one elastic fastening hook (21), described at least one elastic fastening hook (21) is arranged on the first through-hole wall (111) and installs between axle (32), to be connected on Switch main body (1) by panel (2) after installation axle (32) is fitted into the first through hole (11) and the second through hole (23), described installation axle (32) prevents described elastic fastening hook (21) resilience simultaneously。

2. bat-handle switch as claimed in claim 1, it is characterized in that, one end of described elastic fastening hook (21) is connected with the second through hole edge (231) grafting of described panel (2), clamping or screw, and the other end of described elastic fastening hook (21) is connected on the edge (112) of first through hole (11) of described Switch main body (1)。

3. bat-handle switch as claimed in claim 1, it is characterized in that, the integrative-structure that described elastic fastening hook (21) connects for one end and panel (2), the other end is connected on the edge (112) of first through hole (11) of described Switch main body (1)。

4. bat-handle switch as claimed in claim 1, it is characterised in that described elastic fastening hook (21) two ends are connected on the edge of the through hole of described Switch main body (1) and panel (2) respectively。

5. bat-handle switch as claimed in claim 4, it is characterized in that, described elastic fastening hook (21) connects into the cutting ferrule (211) that the second through hole edge (231) with panel (2) crimps with one end of described panel (2) clamping, and the other end of each elastic fastening hook (21) is connected on the edge (112) of first through hole (11) of described Switch main body (1)。

6. the bat-handle switch as according to any one of claim 1-5, it is characterised in that described elastic fastening hook (21) is metal material。

7. the bat-handle switch as described in as arbitrary in claim 1-5, it is characterized in that, described panel (2) is provided with elastic bayonet lock (22), and described installation axle (32) outer wall is provided with draw-in groove (33), described elastic bayonet lock (22) inserts described draw-in groove (33), installing locking when axle (32) goes to setting position, axle (32) is installed, unlocks installing after axle (32) leaves setting position。

8. the bat-handle switch as described in any one of claim 1-5, it is characterised in that described at least one elastic fastening hook (21) includes two or more elastic fastening hooks being equally spaced (21)。