JPH0286018A - Fuse holder - Google Patents

Abstract

PURPOSE:To prevent a foreign object from dropping on a fuse holder storage section by providing a lateral leg section on a fuse holder and closing the upper face of the fuse holder storage section when a fuse is fitted or removed. CONSTITUTION:A fuse holder 1 pinching a cylindrical fuse 3 between a pair of leg sections 11 is slidably fitted to a fuse holder storage section 24. A holder lateral leg section 14 connecting the leg sections 11 is provided on the fuse holder 1. Each of sliding paths 22 and 22 is provided on inner wells 2 of the holder storage section 24 respectively, and the upper face of them is closed. The fuse holder 1 is slid on the sliding paths 22 with its sliding pins 12, and pivotal motion is performed at the tip. The cylindrical fuse 3 is fitted or removed from the fuse holder 1 while the holder leg sections 11 are inclined. The holder lateral leg section 14 covers the upper face of the holder storage section 24 when the fuse 3 is fitted or removed, and a foreign object is prevented from dropping from there.

Description

DETAILED DESCRIPTION OF THE INVENTION [Field of Industrial Application] The present invention relates to a fuse holder, and more particularly to a box-type fuse holder that can be attached to a panel.

[Prior Art and Problems to be Solved by the Invention] Conventionally, a box-type fuse holder that can be attached to a panel is a fuse holder that can be attached to an opening in a panel and has a clip-forming arm that connects to a pair of terminal clips. The main body (fuse box) and the fuse supporter (
The fuse supporter supports a cylindrical fuse, and when the fuse supporter supporting the cylindrical fuse is attached to the opening of the fuse holder main body, the metal of the cylindrical fuse The portion is configured to fit into the clip-forming arm of the fuse holder body. Furthermore, store a spare fuse in the fuse supporter,
When the fuse in use burns out and is replaced with the spare fuse, the fuse supporter does not completely separate from the fuse holder main body, and the fuse supporter is maintained in a suspended state from the fuse holder main body. There is also a fuse holder (Japanese Unexamined Patent Publication No. 151929/1983,
P-4543557).

However, when using these fuse holders and replacing the fuse, the removed cylindrical fuse or the new cylindrical fuse may fall into the fuse holder's fuse holder housing (fuse support housing), and it may be difficult to pick it up. In addition, the fuse holder main body must be removed from the panel, and a screwdriver or the like in use may fall into the fuse support housing and come into contact with the clip forming arm, causing a short circuit.

[Object of the Invention] The present invention has been made to solve the above-mentioned problems, and provides a fuse holder that prevents foreign objects from falling into the fuse support housing when replacing a cylindrical fuse from a fuse holder attached to a panel. The purpose is to provide

[Means for Solving the Problems] In order to achieve the above object, a fuse holder according to the present invention includes a fuse holder that supports a cylindrical fuse, and a holder on which the fuse holder is slidably mounted. It consists of a fuse box equipped with a storage section, and the fuse carrier has a pair of carrying type legs equipped with fuse receiving grooves that sandwich the cylindrical fuse, and the carrying type legs are connected to each other, and the fuse carrier is attached to the fuse box. a carrier lid stacking leg that closes the entrance of the carrier storage portion while the carrier is being held; at least one tongue-shaped portion extending from the carrier lid stacking leg so as to support a part of the outer periphery of the cylindrical fuse; The fuse box consists of sliding pins on the outside of the legs, and when the cylindrical fuse is stored in the fuse box, the sliding pins slide at two opposing locations on the side walls at both longitudinal ends of the cylindrical fuse. A clip-forming arm that extends from the bottom of the carrier housing and engages with the metal part of the cylindrical fuse, and a box-side locking member that forms the carrier housing. It is characterized by

[Example] Embodiments of the present invention will be described below with reference to the drawings.

As shown in FIGS. 1 and 4, the fuse holder according to the present invention includes a fuse holder 1 carrying a cylindrical fuse 3;
It consists of a fuse box 2 provided with a carrier housing 24 into which the fuse carrier 1 is slidably mounted.

As shown in FIGS. 1 and 2, the fuse carrier 1 connects a pair of carrier type legs 11 provided with a fuse receiving groove 13 for sandwiching the cylindrical fuse 3, and the lower part of the carrier type legs 11. While the fuse carrier 1 is attached, there are a carrier lid loading leg portion 14 that closes the entrance of the carrier storage portion 24, and a carrier lid loading leg portion 14 that extends from the carrier lid loading leg portion 14 to hold the cylindrical fuse 3 from below. A piece of tongue-like part 15 whose upper inner side on the side of the cylindrical fuse 3 is shaved, a sliding pin 12 protruding outward from the lower part of the support type leg part 11, and an upper part of the support type leg part 11. A lid portion 18 that is connected and serves as a lid of the fuse box 4, and the lid portion 18.
As shown in FIG. The lid portion 18 is provided with a lid horizontal projection 16, and the lower surface of the lid portion 18 following the lid horizontal projection 16 is provided with a lid downward hanging projection 17.

The cross section of the carrier lid stacking leg part 14 is thick so as to be able to close most of the opening surface of the carrier storage part 24,
As shown in FIG. 2, it is convenient for molding if it is just hidden by the supporting mold leg 11.

The lid horizontal projection 16 provided at the end of the lid 18 engages with the horizontal projection engagement groove 26 described below, and together with the carrier side locking member 19, the fuse carrier 1 is attached to the fuse box 2 described below. When pulling out the fuse carrier 1 from the fuse box 2, the lid horizontal protrusion 16 serves as a knob for guiding the mounting limit of the fuse carrier 1. The lid hanging projection 17 consists of a vertical piece 17a and an acute-angled protrusion 17b at the lower part on the lid horizontal projection 16 side,
The projecting portion 17b fits into the window 27, and functions to prevent the lid portion 18 from coming off unnecessarily. When the fuse carrier 1 is to be pulled out from the fuse box 2, if the lid horizontal projection 16 is used as a knob as described above, the projection 17b can be easily removed from the window 27.

Moreover, if a metal plate is provided on the ceiling surface of each of the fuse receiving grooves 13, the contact between the metal portion 31 of the cylindrical fuse 3 and the clip forming arm 21a becomes more reliable.

As shown in FIG. 3, when the cylindrical fuse 3 is housed in the fuse box 2, the fuse box 2 has two sliding positions on opposing side walls on both ends of the cylindrical fuse 3 in the longitudinal direction. A sliding path 22 on which the bottle 12 can slide and whose top surface is closed so that the sliding bottle 12 cannot easily come out, and one of the other side walls sandwiched between the two opposing side walls provided with the sliding path 22. a horizontal protrusion engaging groove 26 with which the horizontal protrusion 16 is engaged; a clip forming arm 21a which engages with the metal portion 31 of the cylindrical fuse 3 when the cylindrical fuse 3 is stored; The downward protrusion receiver in which the downward protrusion 17 fits under the horizontal protrusion engagement groove 26 of the side wall provided with the engagement groove 26 has a window 27, a box-side locking member 25, and at least one pair of arms on the outer wall. It is equipped with 28.

The distance between the sliding bins 12 (arrow A-A in FIG. 1) is slightly longer than the inner wall of the fuse box 2 where the sliding path 22 is provided (arrow B-B in FIG. 3); Since it fits exactly into the sliding path 22 and the upper surface of the sliding path 22 is closed, when the fuse carrier 1 is pulled out, the fuse carrier 1 does not come out of the fuse box 2 as it is. The fuse holder 1 can be removed by slightly tilting it, and the fuse holder 1 can be attached by lightly pushing it.

The carrier storage section 24 includes a box-side locking member 25, a box bottom 23, and a pair of clip-forming arms 21a.
It is formed by the box-side locking member 25 so as to be large enough to accommodate the portion of the fuse carrier 1 that supports the cylindrical fuse 3 and not too wide.

Further, the height of the box-side locking member 25 is formed to be slightly lower than the upper surface of the fuse box 2, and together with the carrier-side locking member 19, when the fuse carrier 1 is mounted on the fuse box 2, the fuse The mounting limit of the carrier 1 is shown.

The clip forming arm 21a is connected to a terminal clip 21b extending outside the box bottom 23 as shown in FIG. Same as before.

Commercially available synthetic resins are suitable for the structural members of the fuse holder 4 according to the present invention, except for the metal parts.

[Function] When the fuse holder 4 is attached to a panel and in use (Figure 5 shows the state of use with the panel omitted), the cylindrical fuse 3
To replace the fuse box 2, lift up the horizontal protrusion 16 of the lid of the fuse carrier 1, and the vertical protrusion 17 of the lid will fit into the window 27.
The fuse carrier 1 which has come off from the cylindrical fuse 3 and holds the cylindrical fuse 3 therebetween
The sliding bottle 12 moves up the sliding groove 22;
Since the upper end of 2 is closed, the sliding pin 12 performs a pivoting movement at the upper end of the sliding groove 22, and the fuse carrier 1 holding the cylindrical fuse 3 is moved as shown in FIG. 6
The figure shows the state of use with the panel omitted), carrier leg 1
1 is held in an inclined state. At this time, the carrier lid stacking leg portion 14 closes the upper surface of the carrier storage portion 24.

The cylindrical fuse 3 can be easily removed with your fingers, and when a new cylindrical fuse is installed in the fuse receiving groove 13, the tongue-shaped portion 15 extending from the carrier housing 24 will stop the receiving from diagonally below. Easy to maintain and replace fuses. Furthermore, since the carrier lid stacking legs 14 cover the top surface of the carrier housing 24, the removed cylindrical fuse will not fall into the carrier housing 24, and there is no danger of a short circuit caused by a screwdriver or the like getting in there. do not have. To remove the fuse carrier 1 from the fuse box 2, the pair of carrier type legs 11 should be tilted within the carrier housing 24 with respect to the inner surface of the carrier housing 24; It's easy if you put it in.

[Effects of the Invention] As is clear from the above description, the fuse holder of the present invention includes a fuse holder that supports a cylindrical fuse, and a holder storage portion in which the fuse holder is slidably mounted. The fuse carrier consists of a fuse box and a fuse box.
A pair of carrying type legs equipped with fuse receiving grooves that sandwich a cylindrical fuse, and a carrying lid stacking leg that connects the carrying type legs and closes the entrance of the carrier storage section while the fuse carrier is attached. The fuse box comprises: a cylindrical fuse box; at least one tongue-shaped portion extending from the carrying lid leg so as to support a part of the outer periphery of the cylindrical fuse; and a sliding pin on the outside of the carrying leg; When the cylindrical fuse is stored in the fuse box, two opposing side walls on both longitudinal ends of the cylindrical fuse
A slideway with a closed top surface on which the sliding bottle slides, a clip-forming arm that extends from the bottom of the carrier housing and engages with the metal part of the cylindrical fuse, and a carrier housing. The box-side locking member prevents foreign objects from falling into the fuse holder storage area when replacing a cylindrical fuse from the fuse holder attached to the panel, making it an economical fuse holder with simple structural components. was gotten.

[Brief explanation of the drawing]

Fig. 1 is a front view of the fuse holder of the fuse holder according to the present invention, Fig. 2 is a side view of the fuse holder, Fig. 3 is a view of the fuse box viewed from above, and Fig. 4 is a side view of the fuse box. 5 is a perspective view of a fuse holder in which a fuse holder is attached to a fuse box integrated with a switch box, and FIG. 6 is a perspective view of the fuse holder pulled out from the fuse holder during fuse replacement. 1 , Fuse carrier 11 , Carrying leg 12 , Sliding bottle 3 , Fuse receiving groove 491 . . 9. Carrying lid stacking legs 5 , Tongue 6 , Lid horizontal projection 7 , Lid hanging projection 7 a , Vertical piece 7 b, . Projection 8 , Lid 9 , Carrier side locking member 1356100. Fuse box la, Clip forming arm 1b, Terminal clip 2, Sliding path 3, Box bottom 4, Carrier storage section 5, , , Box side locking member 6 , Horizontal protrusion engaging groove 7 , Lowering protrusion receiver is window 8 , Arm 1.11019. Cylindrical fuse 31, Cylindrical fuse metal part 4...
・Fuse holder

Claims (1)

[Claims] The fuse holder includes a fuse holder that supports a cylindrical fuse, and a fuse box that includes a holder housing portion into which the fuse holder is slidably mounted, and the fuse holder includes:
a pair of holder legs provided with fuse receiving grooves that sandwich the cylindrical fuse; and a holder that connects the holder legs and closes the entrance of the holder storage section while the fuse holder is mounted. the carrier leg, at least one tongue extending from the carrier leg so as to support a part of the outer periphery of the cylindrical fuse; and a sliding pin on the outside of the carrier leg. , the fuse box is a sliding box with a closed top surface on which the sliding pins slide at two opposing locations on the side walls on both ends of the cylindrical fuse in the longitudinal direction when the cylindrical fuse is stored in the fuse box. a clip-forming arm that extends from the bottom surface of the holder storage section and engages with the metal part of the cylindrical fuse; and a box-side locking member that forms the holder storage section. fuse holder.