JP2002033140A - Terminal cover and electric equipment - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a terminal cover easily removable from a device and electric equipment simple in constitution. SOLUTION: This terminal cover B is provided with contact plates B1, B2 covering the upper sides of exposed terminals A2, A3 of the device A, and respectively coming into contact with the sides of partitions A4, A5 in a space S, a connecting part B3 for connecting the contact plates B1, B2 to each other at the lower parts thereof, and covers B4, B5 extending from the upper parts of the contact plates B1, B2 for covering the upper sides of the exposed terminals A2, A3. The terminal cover B is fixed to the device A by pressing W the partitions A4, A5 and the contact plates B1, B2, and when the covers B4, B5 are pressed to the space S side, the pressure is decreased to remove the cover from the device A.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

The present invention relates to a terminal cover for covering a terminal (exposed terminal) exposed to the outside and an electric device.

[0002]

2. Description of the Related Art FIG. 12 is a perspective view showing a conventional electric device. Conventionally, in an electric device as shown in FIG. 12, a wiring C is inserted into an exposed terminal D3, a driver F is inserted from above the device D, and fixed with screws. Next, a terminal cover E is attached from above the exposed terminal D3 to prevent electric shock. A partition D4 is provided on the side of the exposed terminal D3 to prevent a short circuit between the adjacent wirings C.

[0003] The attachment of the terminal cover E to the device D will be described. The engagement piece E1 is slipped into the engagement groove D1, and the lower portion of the engagement piece E1 is hooked and fixed in the engagement hole D2. .

[0004]

As described above, the conventional technique has a simple structure, but has a problem that it is difficult to remove the terminal cover E from the device D.

SUMMARY OF THE INVENTION The present invention has been made to solve the above problems, and has as its object to provide a terminal cover and an electric device which have a simple structure and which can be easily removed from the device.

[0006]

According to a first aspect of the present invention, a housing and a wiring projecting from an upper portion of the housing via a space and being inserted from the opposite side of the space are provided. First and second exposed terminals fixed by a tool inserted from above the housing, and first and second terminals respectively covering the sides of the first and second exposed terminals except for the wiring and the insertion opening of the tool. In a device having two partition walls, a terminal cover for covering above the first and second exposed terminals,
A first and second contact plate that respectively contact the side surfaces of the first and second partition walls in the space; a connecting portion that connects the first and second contact plates to each other at a lower portion;
And first and second covers extending from upper portions of the first and second contact plates and covering above the first and second exposed terminals, respectively, wherein the first and second partition walls are in contact with the first and second contacts. When a pressing force is generated between the first cover and the plate and the first and second covers are pressed toward the space, the pressing force is reduced.

[0007] In the means for solving problems according to claim 2,
The first and second contact plates include an engaging portion that releases the pressing force and engages the first and second partition walls.

According to a third aspect of the present invention, there is further provided a stopper for projecting from the connecting portion to the upper side of the first and second contact plates.

According to a fourth aspect of the present invention, the first and second contact plates are detachable, and the first and second contact plates are detachable.
And a fixing member for fixing a distance above the second contact plate.

According to a fifth aspect of the present invention, the first and second covers further include first and second handles protruding from opposite sides of the first and second covers from the first and second exposed terminals.

According to a sixth aspect of the present invention, there is provided a terminal solution comprising the terminal cover according to any one of the first to fifth aspects and the device.

[0012]

(Embodiment 1) FIG. 1 is a perspective view showing an electric apparatus according to Embodiment 1 of the present invention. The electric device of the present invention may be any device having a terminal (exposed terminal) exposed to the outside, such as a control device or a power supply device.

[0013] The electric equipment comprises an equipment A provided with an exposed terminal A2, and a terminal cover B for covering the exposed terminal A2. FIG. 2 shows a state in which the terminal cover B is attached to the device A.
Shown in FIGS. 3 and 6 are partial side views of FIGS. 1 and 2, respectively.

First, the configuration of the device A will be described. From the upper part of the housing A1, exposed terminals A2 and A3 which are arranged via a space S are protruded from each other. In the figure, there are four exposed terminals A2 and three exposed terminals A3, each of which is made of a screw or a washer.

In order to prevent a short circuit between adjacent wirings C, each of the plurality of exposed terminals A2 is covered with a partition wall A4 except for the wiring C and the insertion opening A6 of the driver F. Similarly, each of the plurality of exposed terminals A3 is covered with a partition wall A5 on the sides except for the wiring A and the insertion opening A7 of the driver F.

Next, the structure of the terminal cover B will be described. The terminal cover B is located on the upper part of the housing A1, the partition walls A4 and A5.
Of the contact plates B1, B
2. Consists of a connecting portion B3 and covers B4 and B5. The contact plates B1 and B2 are separated from each other in the space S by partition walls A4 and A
5 are portions that respectively contact the side surfaces of the contact plate B1,
The lower part of B2 is connected to each other by a connecting part B3. The covers B4 and B5 bend and extend from the upper portions of the contact plates B1 and B2, respectively.

Also, contact plates B1, B2
Is provided with a plate-like stopper piece B7 protruding toward the upper side. Also, of the covers B4 and B5, the exposed terminals A
A hole BS that allows the driver F to be inserted into the exposed terminals A2 and A3 even when the terminal cover B is attached to the device A is formed in a portion above the terminals A and A3.

On the side surface of the partition A5 on the space S side, two concave engaging portions A8 are provided. Similarly, two concave engaging portions A8 are provided on the side surface on the space S side of the partition wall A4. Correspondingly, two convex engaging portions B6 are provided on the outer side surface of the contact plate B1. Similarly, two convex engaging portions B6 are provided on the outer side surface of the contact plate B2.

Next, how to use the electric equipment of the first embodiment will be described. First, insert A6, A7 (space S
The wiring C is inserted into the exposed terminals A2 and A3 from the opposite side), and a screw is tightened with a screwdriver F (tool) from above the housing A1 to fix the wiring C to the exposed terminals A2 and A3.

Next, a terminal cover B is attached to the device A in order to cover the exposed terminals A2 and A3. This situation will be described in detail with reference to FIGS. 3 to 6. First, the terminal cover B is covered from above the device A (FIG. 3). When the terminal cover B is advanced downward, four convex engaging portions B6 are
4 and A5 (FIG. 4), but since the surface of the convex engaging portion B6 is round, the terminal cover B advances smoothly, and engages with the engaging portions B6 and B6 of the contact plates B1 and B2. Partition wall A4
A pressing force is generated between A5 and A5, and it is hard to come off device A (FIG. 5). The terminal cover B is further advanced, and the convex engagement portion B
6 engages with the concave engaging portion A8, the above-described pressing force is rapidly released, and the contact plates B1 and B2 hit the partition walls A4 and A5 strongly, so that a snapping sound is heard and the device of the terminal cover B is opened. The attachment to A is completed (FIG. 6). Terminal cover B
Is securely fixed to the device A by the engagement between the engagement portion B6 and the engagement portion A8.

Next, how the terminal cover B is removed from the device A will be described with reference to FIGS. When the ends of the covers B4 and B5 are sandwiched between the thumb and the index finger of one hand in the state of FIG. B6 and engaging portion A8
Is released (FIG. 7), and the pressing force between the engaging portions B6, B6 of the contact plates B1, B2 and the partition walls A4, A5 is reduced. Thus, the terminal cover B can be easily pulled out of the device A with one hand (FIG. 8).

As described above, the configuration using the partition walls A4 and A5 makes it easy to remove the terminal cover B from the device A with a simple configuration.

Further, by providing the engaging portions A8 and B6, the terminal cover B can be securely fixed to the device A, and the user can be informed that the terminal cover B is attached to the device A at the time of engagement. It can be confirmed by clicking sound.

As shown in FIG. 7, contact plates B1, B
2 is in contact with the stopper piece B7 even if it is pushed too much, so that damage due to too much pushing can be prevented. Further, by setting the plate-shaped stopper piece B7 on the connecting portion B3, it is possible to prevent the connecting portion B3 from being excessively bent and damaged.

Further, since the engagement portions B6 are provided at four places,
The terminal cover B can be stably fixed to the device A.

(Second Embodiment) In the terminal cover of the first embodiment, the pressing force between the contact plates B1, B2 and the partition walls A4, A5 is loosened, and the terminal cover B is accidentally detached from the device A. Can be considered.

Therefore, a detachable fixing member B8 is provided as shown in FIG. This partial side view is shown in FIG. After attaching the terminal cover B to the device A, the contact plates B1, B2
The fixing member B8 is inserted into the groove B9 provided in the above. Thereby, the distance above the contact plates B1 and B2 is fixed.
The distance below the contact plates B1 and B2 is fixed by the connecting portion B3.

As described above, with the fixing member B8 attached between the contact plates B1, B2, the contact plates B1, B2
Since the distance between the upper and lower portions of the contact plate is fixed,
The adhesion between B2 and the partition walls A4 and A5 is maintained, and it is possible to prevent the terminal cover B from being accidentally detached from the device A.

(Embodiment 3) FIG. 11 is a perspective view showing a terminal cover B according to Embodiment 3 of the present invention. Other configurations are the same as those of the first embodiment.

In the third embodiment, the ends of the covers B4 and B5 are positioned upward (on the opposite sides of the exposed terminals A2 and A3).
Is provided with a handle B10 protruding therefrom. This makes it easier for the user to remove the terminal cover B.

(Modification) The present invention is not limited to the illustrated one. For example, other than the engaging portions B6 and A8, any appropriate pressing force may be generated between the contact plates B1 and B2 and the partition walls A4 and A5. For example, the configuration may be such that the engaging portions B6 and A8 are omitted, and the contact plates B1 and B2 and the partition walls A4 and A5 come into contact with an appropriate strength to generate a pressing force.

The shapes of the partition walls A4 and A5 covering the sides of the exposed terminals A2 and A3 except for the wiring C and the insertion openings A6 and A7 of the driver F may be other than those shown in FIG. Of the partition walls A4 and A5, the side surface presented in the space S may be omitted.

The stopper piece B7 may be omitted. Further, the third embodiment may be combined with the second embodiment.

[0034]

According to the first aspect of the present invention, the terminal cover can be easily removed from the device with a simple configuration by using the first and second partition walls.

According to the second aspect of the present invention, the terminal cover can be securely fixed to the device by the engaging portion, and the user can confirm that the terminal cover has been attached to the device by the sound generated at the time of engagement. You can check.

According to the third aspect of the present invention, since the first and second covers abut against the stopper piece even if they are pushed too much, breakage due to excessive pushing can be prevented.

According to the present invention, by attaching the fixing member to the terminal cover, it is possible to prevent the terminal cover from being accidentally detached from the device.

According to the fifth aspect of the present invention, the provision of the first and second handles makes it easier for the user to remove the terminal cover.

According to the sixth aspect of the invention, the configuration of the electric device with the terminal cover is simplified.

[Brief description of the drawings]

FIG. 1 is a perspective view illustrating an electric device according to a first embodiment of the present invention.

FIG. 2 is a perspective view showing the electric apparatus according to the first embodiment of the present invention.

FIG. 3 is a partial side view illustrating the electric device according to the first embodiment of the present invention.

FIG. 4 is a partial side view showing the electric device according to the first embodiment of the present invention.

FIG. 5 is a partial side view showing the electric apparatus according to the first embodiment of the present invention.

FIG. 6 is a partial side view showing the electric apparatus according to the first embodiment of the present invention.

FIG. 7 is a partial side view showing the electric device according to the first embodiment of the present invention.

FIG. 8 is a partial side view showing the electric apparatus according to the first embodiment of the present invention.

FIG. 9 is a perspective view illustrating an electric device according to a second embodiment of the present invention.

FIG. 10 is a side view showing an electric device according to Embodiment 2 of the present invention.

FIG. 11 is a perspective view showing a terminal cover according to Embodiment 3 of the present invention.

FIG. 12 is a perspective view showing a conventional electric device.

[Explanation of symbols]

A device, A1 housing, A2, A3 exposed terminal, A4
A5 partition, B terminal cover, B1, B2 contact plate, B
3 Connecting part, B4, B5 cover, C wiring, S space.

Claims (6)

[Claims] A first housing which projects from an upper part of the housing via a space, and which fixes a wiring inserted from an opposite side of the space with a tool inserted from above the housing;
An apparatus having first and second exposed terminals and first and second partition walls that respectively cover sides of the first and second exposed terminals except for an opening for inserting the wiring and the tool.
And a terminal cover for covering above the second exposed terminal, wherein the first and second contact plates contact the side surfaces of the first and second partition walls in the space, respectively, and the first and second contact plates. And a first and second cover extending from upper portions of the first and second contact plates and covering above the first and second exposed terminals, respectively. A terminal cover in which a pressing force is generated between first and second partition walls and the first and second contact plates, and the pressing force is reduced when the first and second covers are pressed toward the space. 2. The terminal cover according to claim 1, wherein the first and second contact plates include an engaging portion that releases the pressing force and engages the first and second partition walls. 3. The terminal cover according to claim 1, further comprising a stopper piece protruding from said connecting portion to an upper side of said first and second contact plates. 4. The terminal cover according to claim 1, further comprising a fixing member that is detachable between said first and second contact plates and fixes a distance between upper portions of said first and second contact plates. . 5. The terminal cover according to claim 1, further comprising first and second handles protruding from opposite sides of the first and second covers from the first and second exposed terminals. 6. An electric device comprising: the terminal cover according to claim 1; and the device.