JPS60160196A - Locking device of electronic device housing - Google Patents

Abstract

(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

DETAILED DESCRIPTION OF THE INVENTION Field of the Invention The present invention relates to a locking device for a housing of an electronic device such as a vehicle radio.

Conventional configuration and its problems Conventionally, when installing an in-vehicle electronic device casing on a mounting mount, the electronic device casing vibrates unnecessarily due to the vibration of the car.
It was tightly screwed down to prevent it from falling out.

For this reason, it is not only time-consuming but also inconvenient to remove and mount the electronic device casing from the mounting mount during maintenance. In addition, although there are conventional mounting devices that allow for easy attachment and detachment of electronic device cases, these mounting devices cannot withstand extreme vibrations, and those that can withstand vibrations require larger or more complex devices. However, it has disadvantages such as being expensive.

Purpose of the Invention The present invention eliminates the drawbacks of the conventional examples as described above, has a simple structure, can be easily and quickly attached and detached, can improve vibration resistance, and can reduce costs. It is an object of the present invention to provide a locking device for an electronic device casing, which is capable of reducing the number of electronic device casings and also prevents theft of the electronic device casing, tampering with the electronic device, and the like.

Structure of the Invention In order to achieve the above object, the present invention provides a lock lever 9 which is swingably supported by a mounting mount having a side plate connected to the mounting plate and has a hook portion. A protrusion is provided, which is interposed between the mounting mount and the lock lever, and allows the protrusion to pass when the electronic device case is inserted into the mounting mount, and after passing, the lock lever engages the hook portion with the protrusion to prevent it from coming out. - a mounting device having an elastic body that energizes the mounting device, a lockbox that is mounted on the side plate of the mounting mount and covers the protrusion that is in the non-removal state, a lock attached to the lockbox, and a lock that locks or locks the lock; It is characterized by comprising a key for unlocking, and a lock plate that is rotatably attached to the lock box in the lock box for locking and unlocking, and that engages with the protrusion in the locking state when the lock is locked. It is something to do.

DESCRIPTION OF EMBODIMENTS One embodiment-j of the present invention will be described below with reference to the drawings.

As shown in FIG. 1, side plates 3 are connected to the mounting mount 1 on both left and right sides of the mounting plate 2, and the mount 1 has an approximately U-shape as a whole. A screw hole 4 is formed in the mounting plate 2 for mounting on a vehicle body or the like. A holding portion 6 that projects horizontally inward is connected to the lower side of the central portion of each side plate 3. A chiller boss 6 forming a first protrusion is provided at the rear of each side plate 3 by drawing or the like. A notch #l18 is formed at the front side of the tapered boss 6 on each side plate 3, and the side plate 3
It gives springiness to. A 0-shaped notch 9 is formed in the front part of each side plate 3 in the horizontal direction. A lock lever 1o is provided along the inside of each side plate 3, and this lock lever 10 is swingably supported on the side plate 3 by a shaft 11. The rear part 12 of each lock lever 10 is inserted into a square hole 13 formed in the center of the side plate 3, and the four-excitation operation is restricted by the precious stone 13 of i. The front part of each lock lever 10 is formed with a square hole 13 and a hook part 14 for closing the open part of the notch e of the side plate 3, and the lock lever 1
A compression spring 16, which is an elastic body, is interposed between the square hole 13 and the lock lever rear part 12 on the outer periphery of these projections, and the elasticity of the compression spring 16 causes the lock lever to -10 to its 7th part 14
energizes the opening of the notch 9 to close. A lock release fin 16 is provided outwardly protruding from the lower end of the front part of each lock lever 10, and by pressing the lock release fin 16 downward, the lock lever 1o is rotated against the elasticity of the compression spring 16. , the opening of the notch 9 can be opened. A reinforcing frame 17 is attached between the front parts of the mounting mount 10 and both side plates 3 with screws 18 (see Fig. 6).
This prevents the side plates from deforming.

As shown in FIG. 2, holding grooves 2o are formed on both sides of the electronic device housing 19 to be attached to the mounting mount 1, and the holding grooves 2o are formed on the rear side of the grooves 21 and gradually widen toward the rear. It consists of a wide groove 22 and a wide groove 23 formed following the expanded groove 22 on the rear side. Electronic equipment housing 19
Lock bosses 24 forming second protrusions are protrudingly provided on both sides of the front part of the lock boss 24, and the rear side of the lock bosses 24 is formed in an arc shape.

According to this mounting device, the electronic device housing 19 is inserted into the inside of the mounting mount 1 attached to the lower part of the automobile dash board, as shown in FIG. Accordingly, the narrow groove 20 of the holding groove 2o is engaged with the holding part 6, and the widening groove 2
2 is engaged with the tapered boss 6. At the same time, the lock boss 24 lowers the hook portion 14 of the lock lever 10 against the elasticity of the compression spring 16, passes through it, is inserted into the notch 9, and after passing, the lock lever 10 returns due to the elasticity of the compression spring 16. , the hook portion 14 is engaged with the front side of the lock boss 24. In this way, from the tapered boss 6 to the expanding groove 2
2, that is, the electronic device housing 19 is Jj, i −m mountain 1
m ”'+shiL61□!c-- is secured by the hook part 14 on the mounting mount 1 side, and the electronic device housing is secured.
9 can be attached to Ureth 1. Further, by pressing the lock release fill 16 downward to release the lock boss 24, and in this state, pulling the electronic device housing 19 forward, the electronic device housing 19 can be removed from the mounting mount 1.

In this way, the electronic device casing 19 can be removed by simply pressing the lock release filter 16 downward, so there is no possibility that the electronic device casing 19 will be stolen by enthusiasts, or that the built-in electronic device There is a risk of being pranked. Therefore, the present invention is designed to prevent this, and the device will be described below.

As shown in FIGS. 4 to 6, the side plate 3 of the mounting mount 1
so that the lock box 26 covers the notch 9, that is, the lock boss 2
It is attached together with the reinforcing frame 17 by the screws 18 so as to cover the frame 4. A lock 27 is attached to the front side plate 26 of the lock box 26. This lock 270 rotating member has a screw 2 in the middle part of the lock plate 28 inside the lock box 25.
It is attached by 9. This lock plate 28 is a key 30
When the lock 27 is locked by the key 3o, the lock 27 can be rotated horizontally, and when the lock 27 is unlocked by the key 3o, the lock 27 can be rotated vertically.
It protrudes further and is prevented from coming off by the mouth and flavor 1°. It can be engaged with the front side of the lock pose 24. A spring hook 33 is attached to the side plate 32 of the lock box 25 on the mounting mount 1 side, and this spring hook 33 and the lock plate 28
A tension spring 36 is tensioned between the base 34 and the base 34 of the base 34 . This tension spring 35 is arranged so that it is at its weakest and stable when the lock plate 28 is in the locked position and when the lock plate 28 is unlocked, and is in an unstable state in the middle, so that a force is applied to return it to the stable state.

With the electronic device housing 18 attached to the mounting mount 1 as described above, by locking the lock 27 with the key 3o, the lock plate is closed as shown by the solid line in FIGS. 4, 6, and 6. 28 is rotated in the horizontal direction, and the lock portion 31 at the tip thereof is engaged with the front side of the lock buttons 4, whereby the shim device housing 1e can be locked to the mounting mount 1.

Therefore, push down the lock release fin 16 and release the hook part 14.
Even if the electronic device housing 19 is detached from the lock boss 24, the electronic device housing 19 cannot be removed from the mounting mount 1. By inserting the key 30 into the lock 27 and rotating it to release it, the lock plate 28 is rotated in the vertical direction as shown by the chain line in FIG.
The lock portion 31 is separated from the lock boss 24 to release the lock boss 24. Therefore, by pushing down the lock release fin 16 as described above, the hook part 14 is released from the lock boss 24, and the electronic device housing 19 is attached to the mounting mount 1.
In other words, if a person does not have a key specific to the housing mounting device, the electronic device housing 1e can be removed from the mounting mount 1.
cannot be removed.

Note that the mounting mount 1 can be attached to the lower part of the automobile dash board, and the electronic device housing 19 can be hung thereon, or the mounting mount 1 can be attached upward on the floor, and the electronic device housing 19 can be attached to it. The electronic device housing 1e can be mounted in a lifting manner.Furthermore, locking can be made more secure by providing locking devices on both the left and right sides of the electronic device housing 1e.

Effects of the Invention As is clear from the above explanation, according to the present invention, the hook portion of the lock lever on the mounting mount side can be connected to the protrusion on the electronic device casing side by simply inserting the electronic device casing into the mounting mount. The electronic device housing can be quickly and securely mounted by engaging with the mount, and the electronic device housing can be quickly removed from the mounting mount by simply rotating the lock lever and releasing the hook part from the protrusion. can. In addition, a lock box is attached to the mounting mount, and a lock plate is provided in the lock box that rotates when the lock attached to the lock box is locked or unlocked with a key. Since they are locked together, there are advantages such as being able to prevent third party enthusiasts from stealing the electronic device housing or tampering with the electronic device built therein.

[Brief explanation of the drawing]

Fig. 1 is a perspective view of a mounting mount of a locking device according to an embodiment of the present invention, Fig. 2 is a perspective view of an electronic device casing of the same device, Fig. 3 is a perspective view showing the completed installation state, and Fig. 4 5 is a partially cutaway plan view of FIG. 4, and FIG. 6 is a partially cutaway plan view of FIG. 4. 1... Mounting mount, 5... Holding part,
9...Notch, 1o...Lock lever
114... Hook portion, 16... Compression spring, 17... Reinforcement frame, 19...
Electronic device housing, 2o...Retaining groove, 24...
...Protrusion, 26...Lock box, 27...Lock, 28...Mouth. Rear plate, 30...Key, 35...Tension spring〇Name of agent: Patent attorney Toshi Nakao (Male) and 1 other person No. 17! I 21st g 41st! l q Figure 6

Claims (1)

[Claims] A lock lever that is swingably supported by a mounting mount having a side plate connected to the mounting plate and has a hook portion.2 A protrusion provided on the side surface of an electronic device casing to be mounted to the mounting mount, interposed between the mounting mount and the lock lever. and a mounting device having an elastic body that allows the protrusion to pass when the electronic device case is inserted into the mounting mount, and after passing, biases the lock lever so that the hook part engages with the protrusion and prevents it from coming out. , a lockbox that is attached to the side plate of the mounting mount and covers the protrusion that is in a non-removal state, a lock attached to the lockbox, a key for locking or unlocking the lock, and a lock inside the lockbox. 1. A locking device for an electronic device casing, comprising a lock plate that is rotatably attached to a box by locking and unlocking, and that engages with the protrusion that is in the non-removal state when the box is locked.