JPH02285182A - Switch mounting unit for locking device for vehicle - Google Patents

Abstract

PURPOSE:To simplify a mounting method by forming an insertion groove swell of a striker together as a unit on the rear side of a synthetic resin body to mount a metal back plate, and providing a switch housing chamber surrounded by the rear of the body and an enclosing frame internal surface, etc. CONSTITUTION:A recess 2 is formed on the surface side of s synthetic resin body 1 to make an axial admission of a latch 3 and a ratchet 4, and an inser tion groove 9 of a striker 8 to which a longitudinal metal cover plate 7 of the surface is fixed and mounted is formed. A metal back plate 23 is provided to the rear side of the body 1 to form a window 24 having a swell 13 fit to the central part thereof, and right angle contact upper pieces 26 and 27, etc., of the swell 13 are formed on the circumferential wall. A switch housing cham ber 37 is constituted of the synthetic resin surface of the body 1, the internal surface projecting unitedly from the body 1, the external surface 25 of the upper side of the swell 13 and the internal surface of a cover 39 projecting integratedly from the metal back plate 23. According to this constitution, the switch can be surely worked.

Description

DETAILED DESCRIPTION OF THE INVENTION (Field of Industrial Application) The present invention relates to a switch mounting device for a vehicle locking device.

(Prior Art) Japanese Patent Application Laid-Open No. 63-206582, which is known in the art, describes a technique in which a recess is formed on the surface side of a synthetic resin body and a latch, ratchet, and switch box are housed in the recess. There is.

(Problems to be Solved by the Invention) The above-mentioned known switch box was invented for the purpose of easy assembly, but the known switch box is provided inside the latch in the recess on the surface side of the synthetic resin body. So, in that respect, there remained a slight problem.

(Object of the Invention) Accordingly, the present invention allows the switch to be attached to the back side of the synthetic resin body, thereby facilitating the assembly of the two layers.

(Means for Solving the Problem) Therefore, the present invention integrally forms the bulging portion 13 for the penetration groove of the striker 8 on the back side of the synthetic resin body 1, and attaches the metal back plate n. Swelling part 13
A synthetic resin surrounding frame is provided at an upper position that projects integrally from the body 1, and between the bulging portion 13 and the synthetic resin surrounding frame, the back surface of the body 1 and the synthetic resin surrounding frame are provided. A cover M3 in which the inner surface of the frame (the inner surface of the frame), the upper outer surface δ of the bulged portion 13, and a part of the metal back plate B that covers this are bent.
forming a switch housing chamber g surrounded by the inner surface of 9;
The switch accommodating chamber 37 houses a switch 40 that is turned on and off by the rotation of the latch 3, and is configured as a switch mounting device for a vehicle locking device.

(Embodiment) An embodiment of the present invention will be described with reference to the drawings. 1 is a synthetic resin body, and the front side of the body 1 has four parts 2, and a latch 3 and a ratchet 4 are mounted in the recess 2. . 5 is the axis of the latch 3, and 6 is the axis of the ratchet 4.

A vertical metal cover plate 7 is fixed to the front side of the body l. The cover plate 7 is formed with an insertion groove 9 for a striker 8 attached to the vehicle body.

The body 1 integrally bulges downward, and the actuator case 10 is connected to the lower part, but this is not the main point of the present invention, and two types are formed: one with the actuator case 10 and one without the actuator case 10. Ru.

Reference numeral 11 denotes an engaging rod of the striker 8, which is inserted into the insertion groove 9, but also inserted into the body 1, so that an intrusion @12 of the engaging rod 11 is formed in the body 1. 1
Reference numeral 3 denotes a bulge portion of the body 1 provided to form the intrusion groove.

The structure inside the bulge n will be explained.

Reference numeral 14 designates the earthen wall of the entry trench (Fig. 7), and 15 represents the lower wall of the entry trench 4. A recess 16 recessed downward is formed on the back side of the lower wall 15. A horizontal shaft 17 parallel to the intrusion direction of the striker 8 is provided, and a wedge 18 whose rear side is gradually higher is mounted on the horizontal shaft 17. The wedge 18 is smaller than the recess 16 as shown in FIG. 1, and slides toward the back when the striker 8 enters along the horizontal axis 17 (FIG. 8). 19 is a coil spring.

Reference numeral 20 denotes a shock absorber against which the engagement rod 11 of the striker 8 abuts, and is installed at the back of the abutment of the entry groove 12.

The engagement rod 11 is formed by a leg portion 21 that engages with the latch 3 and the other leg portion η.

A metal back plate 23 is provided on the back side of the body 1. The metal back plate hn has a window hole 24 formed in its center portion into which the bulge portion 13 is fitted, and a hole 24 on the inner peripheral wall of the window hole 24 that corresponds to the 1-side outer surface δ of the bulge portion 13. A right-angle abutment upper piece n that contacts, a right-angle abutment horizontal piece n that abuts the inner outer surface of the bulge 13, and a right-angle abutment that abuts the lower outer surface (9) of the bulge 13. Right angle abutment forming the lower pieces 31 and 32 and abutting on the back surface of the bulging part 3! X
34 is a metal back plate 23
This is a bent part provided on the entrance side of the pipe.

Therefore, a protrusion protruding from the window hole formed in the body 1 is integrally fixed to the latch 3 above the shaft 5 of the latch 3, and the protrusion is fixed to the latch 3 at a position above the shaft 5 of the latch 3. It faces the switch storage chamber g on the back side.

The gist of the present invention is the formation position of the switch housing chamber g.

That is, the switch accommodation chamber g is composed of a synthetic resin back surface of the body 1, an inner surface of a synthetic resin back shell integrally projecting from the body 1, an upper outer surface δ of the synthetic resin of the bulge 13, and a metal It is formed by the inner surface of the cover (which integrally projects from the back plate 23).
Examples are shown in FIGS. 9 and 10.

? In Figures P, 9, and 10, 41 is the case of the switch 4o, 42, 43 is a fixed contact piece, and 44 is a movable contact piece 59.
A fork 45 is formed at the tip of the lever 44,
The protruding violet is made to face the forked portion 45.

In addition, in the figure, 46 is a waterproof cover (Figures 9 and 10) 47
4th is a locking lever (Figure 4), 49 is a downward moving lever, 50 is an open lever, 51 is a lever that is rotated by opening the inner and outer handles, and 52 is a rotating lever that is rotated by operating a sill knob. A shaft, 53 is a contact piece provided on the E lower moving rod 49, 54 is a pin that integrally projects from the ratchet 4, 5
5 is a half-lock engagement step, 56 is a full-lock engagement step, 57 is a striker engagement groove, and 58 is a spring.

(effect) Next, we will discuss the effect.

(Overall operation) The striker 8 is fixed to the upper body side, the lock body is fixed to the door side, and when the door is closed, the latch 3 engages the striker 11II5.
The leg portion 21 of the striker 8 engages with the latch 7 to rotate the latch 3, and the ratchet 4 engages between the full locking step portions of the latch 3 to prevent reverse rotation and lock.

In this state, the two prongs 4 are integrally connected to the latch 3.
Since the latch 3 is engaged with the latch 5, the rotation of the latch 3 causes the 9th
The contact 59 moves in the direction A in the figure, and the contact 59 comes off the fixed contact piece 42 and turns off, turning off the circuit with the fixed contact pieces 42 and 43, extinguishing the indicator lamp, and displaying that the door is closed. Used as a belt activation signal.

To open the door, operate the inner and outer handles and rotate the lever 51. The open lever rotates toward the opening, lowers the vertically moving rod 49, and presses the bottle 54 with the abutting mortar to ratchet. The door can be opened by rotating the ratchet 4 to disengage the ratchet 4 from the full lock locking step.

In addition, operate the sill knob rotation lever 47 and turn the lock lever 4.
When 8 is rotated, the abutting shear is removed from the bin 9 and locked.

(Function of the features of the present invention) When the metal back plate B is placed on the body 1, the back plate of the body 1 and the synthetic resin surrounding frame ( A switch housing chamber g is formed which is surrounded by the inner surface of the cover, the upper outer surface δ of the bulge, and the inner surface of the cover.

When the switch 40 is fitted into the switch accommodating chamber g and the forked part 45 of the lever 44 of the switch 40 is engaged with the protrusion of the chi 2 chi 3, the switch 40 is moved by the rotation of the latch 3.
The movable contact piece 8 can be turned on and off, and the switch 40 can be easily attached.

(Effects) A conventionally known technique, JP-A-63-206582, describes a technique in which a recess is formed on the surface side of a synthetic resin body and a latch, ratchet, and switch box are housed in the recess. .

The above-mentioned known switch box was invented for the purpose of easy assembly, but since the known switch box is provided inside the latch in the recess on the surface side of the synthetic resin body, it requires little trouble. remained in

However, in the present invention, the bulging part 13 for the penetration groove of the striker 8 is integrally formed on the back side of the synthetic resin body 1, and a metal back plate n is attached to the bulging part 1.
3 is provided with a synthetic resin surrounding frame 38 that integrally projects from the body 1, and between the bulged portion 13 and the synthetic resin surrounding frame, the back surface of the body 1 and the synthetic resin The inner surface of the surrounding frame, the upper outer surface δ of the bulging portion 13, and the r formed by bending a part of the metal back plate B.
A switch accommodating chamber surrounded by the inner surface of the RM3B is formed, and a switch 40, which is turned on and off by rotation of the latch 3, is housed in the switch accommodating chamber π. Since the switch 40 is configured as a switch mounting device for a dual-purpose locking device, the switch 40 is mounted on the outside of the back side of the locking device, rather than inside the locking device as in the known example, so that the switch 40 can be mounted more easily. Also, the back side of the body l.

A switch storage chamber g surrounded by the inner surface of the synthetic resin surrounding frame, the north outer surface 25 of the bulging portion 13, and the inner surface of a cover 39 formed by bending a part of the metal pack plate 23 that covers this.
, the switch housing chamber π can be conveniently formed in a limited position.

Furthermore, since a part of the metal back plate 23 is surrounded by the bent cover 39, an extremely robust structure is achieved. Also,
Since the switch 40 is turned on and off by turning the latch 3, operation is reliable.

[Brief explanation of drawings]

Figure 1 is a longitudinal side view of the whole, Figure 2 is a front view of the four parts, Figure 3 is a rear view of the whole, Figure 4 is a side view of the whole, Figure 5 is a rear view of main parts, Figure 6 is a back view. The back view of the plate, Figure 7 is a longitudinal sectional front view of the entry groove, Figure 8 is a diagram of the same latch state, Figure 9
The figure is a rear view of the switch, and FIG. 10 is a sectional view of the switch. Explanation of symbols l...body, 2...recess, 3...latch, 4...
... Ratchet, 5... Shaft, 6... Shaft, 7... Metal cover plate, 8... Striker, 9... Insertion groove, 10... Actuator case, 11... Engagement Rod, shi... penetration groove, 13... bulge, 14...
Upper wall, 15... Lower wall, 16... Recess, 17... Horizontal shaft, 1B... Wedge, 19... Coil spring, J.
...Abutting shock absorber, 21...Leg, η...Leg, n
...Metal back plate, 24...Window hole, δ...
・Upper outer surface, 26...Right angle contact upper piece, a...Right angle contact lower piece, 28...Back outer surface, 29...Right angle contact horizontal piece, Machining...Lower outer surface, 31...Right angle contact lower piece, support...
・Right angle contact lower piece, 33...Right angle contact back piece, A...Bending part, A...Window hole, Audience...Protrusion, g...Switch housing chamber, (...Synthesis Resin enclosure, (... cover, cut...
・Switch, 41...Case, C...Fixed contact piece,
43...Fixed contact piece, U...Lever, 45...Two prongs, 46...Waterproof power/<-, 47...Sill knob rotating lever 48...Lockless z<-1 season ...Vertical movement rod, 50...Open lever/<-151...Lever, 5
2...shaft, fight...contact piece, seam...pin, 5...
Half lock engagement stepped portion, 56...Full lock engagement step, 57...Striker engagement groove, father...Bami, 59.
...Moving contact piece.

Claims (1)

[Claims] A bulging portion 13 for the penetration groove of the striker 8 is integrally formed on the back side of the synthetic resin body 1, and a metal back plate 23 is attached. Synthetic resin surrounding frame 38 that projects integrally
is provided, and between the bulging part 13 and the synthetic resin surrounding frame 38, the back surface of the body 1, the inner surface of the synthetic resin surrounding frame 38, the upper outer surface 25 of the bulging part 13, and the A switch accommodating chamber 37 is formed surrounded by the inner surface of a cover 39 formed by bending a part of the metal back plate 23 to cover the switch accommodating chamber 37, and a switch 40 that is turned on and off by rotation of the latch 3 is installed in the switch accommodating chamber 37. Switch mounting device for stored vehicle locking device.