JP2588352Y2 - Terminal board - Google Patents

Description

[Detailed description of the invention]

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a terminal plate for connecting opposing electric wires via a conductor member.

[0002]

2. Description of the Related Art FIGS. 5A and 5B are views of a conventional terminal plate, FIG. 5A is a perspective view, FIG. 5B is a plan view, and FIG. 6 is a sectional view of a conventional example.

[0005] In FIG. 5, a terminal board is formed by arranging a desired number of molded insulator blocks 1 in a horizontal row in close contact with each other.
In this configuration, the holding blocks 2 formed by molding are closely arranged.

A pair of holes (holes 31 shown in FIG. 4) provided in the lower part of the holding block 2 and a pair of bolt through holes (bolt through holes 11 shown in FIG. 6) 11 provided in the lower part of the insulator block 1. Then, a long neck bolt 3 is inserted, and a nut 4 is screwed to the tip of the bolt 3 to fasten it, thereby clamping and integrating the insulator blocks 10 arranged by the pair of clamping blocks 2.

Further, an elongated transparent plate 9 is bridged on the upper end surface of the holding block 2, and the transparent plate 9 is fixed to the holding block 2 using small screws 55 to protect the insulator block 1.
The connection structure of the electric wire 5 of the insulator block 1 will be described with reference to FIG.

The insulator block 1 has a stepped pedestal 1A and has a chair shape when viewed from the side. A conductor plate 7 made of a copper-based metal is insert-molded on the upper part of the stepped pedestal 1A. A screw hole into which the small screw 8 is screwed is provided near each of the portions.

On the other hand, a crimp terminal 5A is attached to the end of the electric wire 5. Then, insert the small screw 8 into the hole of the crimp terminal 5A,
The electric screw 5 is connected to the conductor plate 7 by screwing a small screw 8 into a screw hole of the conductor plate 7.

[0008] By fixing the electric wires 5 to the left and right ends of the conductor plate 7 in this manner, the pair of electric wires 5 are connected via the conductor plate 7. The terminal plate as described above has an advantage that it is easy to arrange the insulator blocks 1 in a number equal to the number of electric wires to be connected, so that it is versatile.

[0009]

However, the conventional terminal plate has a problem in that the small screws must be screwed one by one to connect the electric wires, and the connection work of the electric wires is troublesome.

The present invention has been made in view of such a point, and an object of the present invention is to provide a terminal board having good workability of connecting electric wires.

[0011]

In order to achieve the above-mentioned object, the present invention comprises a plurality of juxtaposed insulator blocks 10 and an outer side of each of the insulator blocks 10 at both ends as illustrated in FIG. The fixing plate is composed of a pair of holding blocks 2 arranged closely to each other, and a long neck bolt 3 for integrally fixing the insulator block 10 and the holding block 2. Insulation blocks 10
And a pair of internal toothed holes 25 provided at the left and right ends of the upper plate portion of the conductive member 20.
And the reinforcing plate 27 inserted into the pocket of the conductor member 20 and the heads and the conductor member 20 are pushed into the respective internal toothed holes 25 and the threads are engaged with the tips of the internal toothed holes 25. With the upper plate, the electric wire 5
And a small screw 8 for clamping the end of the screw.

Alternatively, as illustrated in FIG. 4, the holding blocks 2 arranged at both ends of the above-described insulator block 10
To the respective holes through which the tips of the long neck bolts 3 pass.
A pair of engagement recesses 32 provided on the outer surface of the holding block 2 and an internal toothed hole 41 into which the screw portion of the long neck bolt 3 engages in the center corresponding to the engagement recess 32. And a transparent plate 9 which is mounted on the upper end surfaces of a pair of holding blocks 2 and covers the upper parts of the parallel insulator blocks 10.
And another engaging recess 33 provided on the upper end surface of the holding block 2.
And a nut plate 50 having, at its center, an internally toothed hole 51 into which the screw portion of the small screw 55 inserted into the hole of the transparent plate 9 is inserted and engaged with the other engagement concave portion 33. Shall be provided.

[0013]

According to the present invention, as described above, the conductor member, which is the intervening member for connecting the pair of electric wires, is engaged with the insulator block, and the small screw is engaged only by pushing the small screw into the conductor member. An internal toothed hole is provided for attachment.

Therefore, the electric wires can be connected without screwing the small screw, and the connection operation is extremely simple. Also, just push in the long neck bolt or small screw,
The integration of the insulator block or the attachment of the transparent plate is performed.

[0015]

BRIEF DESCRIPTION OF THE DRAWINGS FIG. The same reference numerals indicate the same objects throughout the drawings.

FIG. 1 is a view of an embodiment of the present invention, (A) is a cross-sectional view of an insulator block, (B) is a perspective view showing a separated form, FIG. FIG. 3 is a plan view of the present invention, and FIG. 4 is a perspective view of another embodiment of the present invention.

In FIG. 1 to FIG. 3, a desired number of molded insulating blocks 10 are closely arranged in a horizontal row, and a terminal board is provided outside each of the insulating blocks 10 at both ends. Molded holding block 2
Are arranged closely.

A pair of holes 31 provided below the holding block 2
By inserting and tightening the long neck bolts 3 into a pair of bolt through holes 11 provided at the lower portion of the insulator block 10, a large number of insulator blocks 10 arranged by the pair of sandwich blocks 2 are clamped, and integrated. Is being converted.

The insulator block 10 includes a stepped base 12 and a back plate.
Side view with 14 is chair-shaped. Two concave grooves 13 are provided on the upper surface side of the stepped pedestal 12, and a square projection 15 is provided at the center of the vertical surface of the back plate 14 so as to face the stepped pedestal 12.

Reference numeral 20 denotes a conductor member formed by forming an elastic copper-based thin metal plate into a substantially rectangular cylindrical shape that is elongated in the left-right direction when viewed from the front. The lower plate portion of the conductor member 20 is open, and each opening side edge is bent downward at a right angle to provide a projecting piece 21 that engages with the side wall of the concave groove 13. The height of the conductor member 20 is
The distance between the upper end surface of the stepped base 12 and the lower end surface of the square projection 15 is slightly smaller.

In the vicinity of the left and right ends of the upper plate portion of the conductor member 20, a pair of internal toothed holes 25 with which the small screws 8 are engaged are provided. Reference numeral 27 denotes a reinforcing plate that fits snugly into the conductor member 20 from a copper-based metal or the like. The reinforcing plate 27 includes the conductor member 20
An escape hole 28 is provided at a position corresponding to the internal toothed hole 25 so that there is no problem in engaging the small screw 8 with the internal toothed hole 25.

The conductor member 20 having the reinforcing plate 27 therein is inserted between the stepped base 12 and the square projection 15 so that the outer surface of the projection 21 is brought into close contact with the inner wall of the groove 13. Thus, the conductor member 20
The conductor member 20 is prevented from moving in the left-right direction and the up-down direction by mounting the
Moment at 10.

As shown in detail in FIG. 2, the internal toothed hole 25 has a plurality of tongue-shaped teeth (for example, four) that are elastic in an inverted C shape from the upper plate portion of the conductor member 20. Therefore, when the small screw 8 is pushed into the internal toothed hole 25, the thread of the small screw 8 is engaged with the tooth tip 26 of the internal toothed hole 25. That is, the internal toothed hole 25 has a function of a nut.

When the small screw 8 is rotated counterclockwise, the small screw 8 is lifted up and the engagement with the internal toothed hole 25 is released. The small screw 8 is inserted into the hole of the crimp terminal 5A attached to the end of the electric wire 5, the screw portion of the small screw 8 is pushed into the internal toothed hole 25, and the electric wire 5 is connected to the conductor member 20.

As described above, by connecting the electric wires 5 to both the left and right ends of the conductor member 20, the pair of electric wires 5 are connected via the conductor member 20. Holding block 2 shown in FIG.
Is a holding block 2 on the side where the long neck bolt 3 is tightened, of a pair of holding blocks 2 arranged at both ends of the arranged insulator blocks 10.

The holding block 2 differs from the other holding block 2 in that an engaging recess 32 is provided on the outer surface. At the center of the outer surface of the holding block 2, a stepped groove 35 that runs in the vertical direction is provided, and a bolt (not shown) is inserted into the stepped groove 35 to attach the terminal plate to the board member.

On the left and right sides of the stepped groove 35, there are provided engaging recesses 32 having a rectangular shape with one of the left and right sides opened, and having grooves on the upper and lower side walls, respectively. And a hole through which the long neck bolt 3 passes
31 is open at the center of each engagement recess 32.

Numeral 40 is a rectangular nut plate made of an elastic metal thin plate, and has an inner toothed hole 41 at the center of which the long neck bolt 3 is engaged. The nut plate 40 is inserted into the engaging recess 32 from the lateral direction of the holding block 2, and the nut plate 40 is engaged with the holding block 2.

The long neck bolt 3 is inserted into the hole 31 and the parallel insulator block 10 so that the head comes into contact with the other holding block 2.
When the tip is projected from the hole 31 of the holding block 2, the thread portion of the long neck bolt 3 engages with the internal toothed hole 41.

Therefore, a large number of insulator blocks 10 in which a pair of sandwiching blocks 2 are arranged are sandwiched together to assemble a terminal plate. On the other hand, on the upper end surface of the holding block 2, there is provided an engagement recess 33 having a rectangular shape with an open outer surface side and having grooves on each of the left and right side walls.

Numeral 50 is a rectangular nut plate made of an elastic metal thin plate, and has an internal toothed hole 51 with a small screw 55 at the center thereof. The nut plate 50 is inserted into the engagement recess 33 from the outside of the holding block 2, and the nut plate 50 is engaged with the holding block 2.

As described above, the transparent plate 9 is bridged on the upper end surfaces of the pair of holding blocks 2 holding the insulator block 10, the small screws 55 are inserted into the holes of the transparent plate 9, and the small screws 55 are connected to the nuts. The transparent plate 9 is fixed to the terminal plate by being pushed into the internal toothed hole 51 of the plate 50.

[0033]

As described above, in the present invention, the small screw is pushed into the internal toothed hole of the conductor member to connect the electric wire to the conductor member of the terminal plate. Has an excellent effect that it is extremely simple to mount.

Further, assembly of the terminal plate and mounting of the transparent plate are simple.

[Brief description of the drawings]

FIG. 1 is a view of an embodiment of the present invention, in which (A) is a cross-sectional view of an insulator block, and (B) is a perspective view showing a separated form.

FIG. 2 is a sectional view of a key part of the present invention.

FIG. 3 is a plan view of the present invention.

FIG. 4 is a perspective view of another embodiment of the present invention.

5 (A) is a perspective view and FIG. 5 (B) is a plan view.

FIG. 6 is a sectional view of a conventional example.

[Explanation of symbols]

1,10 Insulator block 2 Clamping block 3 Long neck bolt 5 Electric wire 5A Crimp terminal 8,55 Small screw 9 Transparent plate 11 Bolt through hole 12 Stepped pedestal 15 Square protrusion 20 Conductor member 21 Protruding piece 25 Internal toothed hole 32 , 33 Engagement recess 40,50 Nut plate 41,51 Internal toothed hole

──────────────────────────────────────────────────続 き Continuing on the front page (72) Takahisa Yoshizumi 1-4-4 Hakata-ekimae, Hakata-ku, Fukuoka, Fukuoka Prefecture Inside Fujitsu Kyushu Communication Systems Co., Ltd. (72) Inventor Teruyuki Kojima Nakahara-ku, Kawasaki City, Kanagawa Prefecture 1015 Odanaka Inside Fujitsu Limited (56) References Japanese Utility Model 62-121415 (JP, U) (58) Fields investigated (Int. Cl. ⁶ , DB name) H01R 9/00, 9/15-9 / 28 H01R 4/24-4/46 F16B 37/02

Claims (2)

(57) [Scope of request for utility model registration] 1. A plurality of insulator blocks (10) arranged in parallel,
A pair of clamping blocks (2) closely arranged outside each of the insulator blocks (10) at both ends, and the insulator blocks (1
0) and the holding block (2) are integrally fixed with a long neck bolt
(3) In the fixing plate comprising: a conductor member which is substantially rectangular tube-shaped elongated in the left-right direction when viewed from the front, and is mounted on and engaged with the stepped pedestal (12) of each of the insulator blocks (10) ( A pair of internal toothed holes (25) provided at left and right ends of an upper plate portion of the conductor member (20); and a reinforcing plate (27) inserted into a pocket of the conductor member (20). The head and the conductor member (2) are pushed into the respective internal toothed holes (25), and the threads are engaged with the tips of the internal toothed holes (25).
(0) Small screw (8) that clamps the end of the wire (5) with the upper plate
And a terminal plate. 2. A pair of engaging recesses (32) provided on the outer surface of the holding block (2) corresponding to the respective holes (31) through which the tips of the elongate bolts (3) penetrate; At the center there is an internal toothed hole (41) with which the screw part of the bolt (3) engages, and the engaging recess (32)
A nut plate (40) inserted into and engaged with, and both ends are placed on the upper end surfaces of the pair of holding blocks (2),
Transparent plate (9) covering the top of the parallel insulator block (10)
And another engaging recess (33) provided on the upper end face of the holding block (2).
A centrally provided hole (51) with an internal tooth to which a screw portion of a small screw (55) inserted into the hole of the transparent plate (9) is engaged;
2. A terminal plate according to claim 1, further comprising a nut plate inserted and engaged with said terminal plate.