CN2346056Y - Adjustable switch - Google Patents

Abstract

The utility model relates to an adjustable switch, which comprises a casing (1), an adjusting button (6), a control circuit and fuses (9). The utility model is characterized in that the input and the output ends of the control circuit are connected with outer connecting wires (2) through connecting terminals (3); a fuse seat (7) is arranged in the casing (1); two ends of the fuse seat are provided with elastic clamping seats (8), and fuses (9) are clamped on clamping seats (8). The utility model has the advantages that users can conveniently connect the wire by a prepared screwdriver when the wire is broken, and the fuse can be exchanged simply by plugging.

Description

By-pass cock

The utility model relates to a kind of by-pass cock that is used for regulation voltage, electric current or power etc.

By-pass cock generally comprises housing, adjusting knob, control circuit and fuse etc., be connected with Type of Welding between the input of existing its control circuit of by-pass cock, output and the electric wire, run into and reconnect when electric wire fractures and to weld with electric iron, but in the ordinary people man, have the few of this instrument, thereby brought certain inconvenience; In addition, its fuse of existing by-pass cock also be difficult for to be installed, and not spacing well on being provided with, and it is loosening easily to meet bump in use, when serious even can make whole malfunctioning switch.

The purpose of this utility model provides a kind of by-pass cock of being convenient to maintenance, repair with regard to being at above-mentioned prior art present situation.

The purpose of this utility model is achieved in that by-pass cock comprises housing, adjusting knob, control circuit and fuse, and described control circuit input, output link to each other with external cord by binding post; Be provided with fuse holder in described housing, present two ends are provided with elastic clamp seat, and fuse promptly is stuck on the deck.

Compared with prior art, when the utility model was met broken string, as long as the user has screwdriver reclosing electric wire easily, changing fuse only needed plug simply to get final product especially.

Description of drawings:

Fig. 1 is the structure cross-sectional schematic of the utility model embodiment.

Fig. 2 is the A-A cutaway view of Fig. 1.

Fig. 3 is the perspective view (amplification) of fuse holder among Fig. 1 (7).

Embodiment is described in further detail the utility model below in conjunction with accompanying drawing.

As Figure 1-3, be a kind of slidingtype by-pass cock, comprise housing (1), slidable adjustment button (6), indicator light (4) and control circuit (are prior art, do not show among the figure), make its pairing contact realize two grades of adjustings by slidable adjustment button (6) to two pairs of contacts (5) of connecting respectively in the control circuit, be respectively arranged with bolt type binding post (3) links to each other with external cord (2) as the input and the output of circuit at the enclosure interior two ends, be provided with fuse holder (7) in housing (1) central lower, present two ends are provided with elastic clamp seat (8), and fuse (9) promptly is stuck on the deck (8).

Claims (2)

1. a by-pass cock comprises housing (1), adjusting knob (6), control circuit and fuse (9), it is characterized in that described control circuit input, output link to each other with external cord (2) by binding post (3).

2. by-pass cock as claimed in claim 1 is characterized in that being provided with fuse holder (7) in described housing (1), present two ends are provided with elastic clamp seat (8), and fuse (9) promptly is stuck on the deck (8).

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