CN1127944A

CN1127944A - Housing assembly and electrical device using same

Info

Publication number: CN1127944A
Application number: CN 95118687
Authority: CN
Inventors: 韩致熙
Original assignee: Whitaker LLC
Current assignee: Whitaker LLC
Priority date: 1994-10-12
Filing date: 1995-10-12
Publication date: 1996-07-31
Anticipated expiration: 2015-10-12
Also published as: JPH08125352A; CN1098548C; KR960016663A

Abstract

The present invention provides a housing assembly that can be easily assembled or disassembled and an electrical device that uses the housing assembly. A housing assembly 10 has a first housing 20, a second housing 30, and latch members 26 and 36 between them. The first housing 20 has a guide rail 25 on an outer wall 21, receives an arm 35 of the second housing 30, and is assembled by the sliding operation of the both. The assembled housing assembly 10 can be easily separated by a turning operation.

Description

Housing assembly and use its electric device

The present invention relates to have the housing assembly of a pair of housing that can decompose and use its electric device.

Because semiconductor and IC (integrated circuit) development of technology, using microprocessor to improve the operation of Electrical and Electronic equipment (being designated hereinafter simply as electric device) and carry out High Accuracy Control becomes possibility.

The representative instance of such electric device is automobile (or vehicle).Sedan limousine uses various electronic circuits to carry out the indication and/or the supervision of engine, operating means, window, display, transducer, audio devices, safety device etc.Many electric wires that twine that stretch between enging cabin, seat portion, each one of other automobile are arranged.For ease of the assembling of this automobile, maintenance and repair, also for safety, on such automobile, use connector and fuse.Such electric connector, fuse, electronic installation and circuit unit are stored in usually with among the molded so-called junction box who forms of plastic material.

But all automobiles (car) all use senior like this electronic installation (electronic circuit and Electronic Control), perhaps as required and unrestricted.In other words, microprocessor is not used in control of its engine of low-price auto etc.This means and to be respectively popular car and senior car design junction box.

Junction box or the housing assembly of developing multiple automobile etc. use respectively, manufacturing cost is risen, and wait other reason also uneconomical based on management.In other words, preferably use the general general housing that can receive and keep the basic elements of character such as connector, fuse of all car types, as required, also can be to this general housing with more than one additional shell combination, obtain to have increased shell combination body thus with the special-purpose function corresponding.

Therefore, an object of the present invention is to provide a kind of shell combination body, can use separately, also can be as required and additional housing being combined into one easily, and can reduce total cost significantly.

Another object of the present invention provides a kind of electric device that uses such housing assembly.

In order to address the above problem and to achieve the above object, housing assembly of the present invention has first and second housings (general housing and additional housing) and pin member between the two.On the outer wall of the both sides of first housing, longitudinally form guide rail.This first case design becomes can receive and keep basic or universal component.Can accommodate on second housing of optional features such as microprocessor and relevant circuit being designed to, form a pair of arm in order on the guide rail that is slidably inserted into first housing.This slidably combination of first and second housings, the fitting portion or its pin member that closely is close to formation that are used in first and second housings connect to global facility (making it integration).This pin member preferably with integrally formed a plurality of slotting arm of second housing and the latch flange that on first housing, forms.First and second housings can mechanically join together by simple slide, make second housing with respect to first housing as required, are that the center rotary manipulation separates by the fitting portion with both.Thereby the integration of first and second housings and the operation that separates instrument especially, simple and rapid, and have enough intensity.

Electric device of the present invention is by above-mentioned housing assembly and first and second housing, and the chimeric end or its electric connector that closely the is close to formation that are arranged on both.This electric connector makes it integrator by first and second housing of slide and is chimeric mutually.As a result, first and second housing can be realized electric by slide and mechanically join together or combination, and can separate simply by rotating operation.It simultaneously is preferably open state second housing, for example can insert unit that microprocessor uses etc., thereby can improve the functions of components that is housed in first housing.

Fig. 1 illustrates the sketch of housing assembly of the present invention, (A), (B), (C) represent combination respectively before, first and second housings during combination, during lock out operation.

Fig. 2 is the sketch of other embodiment of housing assembly of the present invention.

Fig. 3 illustrates the embodiment of electric device of the present invention or receiving magazine, is respectively the perspective view of seeing from upper and lower direction (A) and (B).

Fig. 4 illustrates the main body of the electric device of Fig. 3, is the perspective view of seeing from upper and lower direction respectively (A) and (B).

Describe housing assembly of the present invention below with reference to accompanying drawings in detail and use the most preferred embodiment of its electric device.

At first, (A) among Fig. 1, (B) and (C) be sketch in order to the integrated and lock out operation that shell combination body 10 of the present invention is described.Fig. 1 (A) is illustrated in to make housing assembly 10 integrated first housing 20 of released state and the end views of second housing 30 of being in before.First housing 20 is rectangular substantially main bodys, and it has parallel substantially sidewall 21, chimeric end 22, upper wall 23 and diapire 24.Guide rail 25 closely is close to along the bottom surface that it vertically is formed on the two side 21 of first housing 20.Preferably by the prominent bar 25a of the parallel ribs of holding up from sidewall 21,25b constitutes guide rail 25.On sidewall 21, latch also is formed on closely being close to of guide rail 25 with flange 26.

Second housing 30 is the chests that are roughly square (box-like body) with sidewall 31, chimeric end 32, upper wall 33 and diapire 34.A pair of arm 35 forwards extends out from chimeric end wall 32 or two side 31.Not shown in Fig. 1, arm 35 preferably has reinforcing member, to strengthen its mechanical strength.Arm 35 is designed to connect the latch arm 36 that insertion second housing 30 also has and arm 35 is parallel substantially in the guide rail 25 of first housing 20.Not shown among Fig. 1, latch arm 36 is the cantilever beam shape preferably, and its front end has hook, and pegging graft with the flange 26 of first housing cooperates.

Arm 35 and guide rail 25 positions are harmonious, with second housing 30 after the chimeric end 22 of first housing 20 is pushed, arm 35 slides in guide rail 35, latch arm 36 cooperates with latch flange 26, with two

housings

20,30 slip joint, even integrated, shown in Fig. 1 (B), can obtain incorporate housing assembly 10.The intensity of this incorporate two

housings

20,30 depends on guide rail 25 and arm 35 etc., can be regarded as enough big.

All can there be the situation that incorporate housing assembly 10 is separated into first housing 20 and second housing 30 in which kind of reason.The chimeric end that these need such as Fig. 1 (C) are shown in both is relative to 20 rotations of first housing or rotate second housing 30.By rotary manipulation more energetically, arm 35 because of the elasticity of arm self and/or sidewall 31 to foreign side's bending, break away from the prominent bar 25a, the 25b that lead rule 25, and latch arm 36 removes the latch states from latch flange 26, make two

housings

20,30 disconnected from each other.Therefore, first and

second housings

20,30 can be combined into one it or integrated as shell combination body 10 mutually by slide with enough mechanical strengths, but also can make its separation by rotary manipulation where necessary.To this lock out operation instrument especially, this point is particularly noticeable.

Fig. 2 is the sketch of other embodiment of expression housing assembly of the present invention.This housing assembly 10 ＇ make up having by sliding, and are similar with above-mentioned shell combination body 10 on first and second housings, 20 ＇ that separate by rotary manipulation, the 30 ＇ this point.But its main difference point is on first and second housings, 20 ＇, 30

diapire

24,34 extention 27,37 to be arranged respectively, hold the electric connector (not shown), and second housing, 30 ＇ are designed to, and the opening portion or the opening of face are accepted the 3rd housing 40 from it.

Fig. 3 is electric device of the present invention or junction box's a perspective view.Fig. 3 (A) and (B) be respectively from oblique upper and the oblique figure that sees of below.Electric device 50 has first housing 60 and second housing 70.Two

housings

60,70 can make it integrated by above-mentioned slide.Not shown in Fig. 3, first housing 60 is the main bodys that are made of mutual chimeric last lower semi-body, can accommodate the circuit board more than (substrate) of a plurality of electroconductive member patterns, said a plurality of electroconductive member patterns interconnect electric components such as electric connector, fuse.Electric connector interior terminal 62a, 62b62n of a plurality of recess 61a, 61b61n of (top, the end) face about outside and first housing 60 is connected.The a plurality of shape fuses that rated current is different insert fuse piece frame 63 and connect.Fuse piece frame 63 is the most handy cover (not shown) sealing after fuse piece inserts.The example of this fuse link is at United States Patent (USP) 4,998, and is open in 086 and 5,239,282.Quote as prior art at this.About the particulars of fuse link please referring to these United States Patent (USP)s.As mentioned above, on first housing, 60 its sidewalls guide rail 65 is arranged, connect to integrated by the slip and second housing 70.

Second housing 70 is similar with second housing, 30 ＇ among Fig. 2.Second housing 70 is open above it, so that hold supplementary module, and microprocessor module (not shown) for example.Second housing 70 has arm 75, and it is inserted in the guide rail 65 of first housing 60 with connecting.Form opening 76 at side arm 71, engage with the resilient pin spare of supplementary module.

Electric connector 80 is installed on the diapire of second housing 70, is electrically connected with supplementary module.Therefore, second housing 60 and second housing 70 are not only mechanically integrated, and also can be electrically connected mutually.

As being understood by Fig. 3 (B), four resilient pin arms 75 are integrally formed on the diapire of second housing 70, two

housings

60,70 slide and make it integrated after, engage with latch flange or recess 66 latches.

Fig. 4 (A) and (B) be the perspective view of chimeric end of expression first housing 60.Fig. 4 (A) is the perspective view of seeing from oblique upper, and Fig. 4 (B) is the perspective view of seeing from bottom surface side.By Fig. 4 (A) and (B) as can be known, a plurality of blade shapes connect contacts 90 and are configured in abreast in the rectangle frame 91.On the bottom surface 92 of frame 91, there are its latch flange or recess 66 to be formed on three

projections

93,94 and 95 of side.The recess 66 of these projections 93-95 engages with the latch arm 75 of second housing 70.The contact 90 of blade shape is designed to electrically contact with socket (former) the contact (not shown) of the electric connector 80 of second housing 70.This socket contact also can be the traditional design product that comprise tuning fork shape contact.The example of such electric connector discloses in the specification of the patent application that transfers this case applicant (the special 6-148503 of Yuanping City number).Details sees also this specification.

Above accompanying drawing with reference to the expression most preferred embodiment describes housing assembly of the present invention in detail and uses its electric device.But the invention is not restricted to these embodiment, can carry out various distortion, change according to special-purpose.

From the above, housing assembly of the present invention is owing to be that guide rail and arm are connected Peg graft, carry out sliding gomphosis, by latch arm that first and second housings are integrated, institute Be very easy to institutional operation, and enough intensity is arranged. And by rotary manipulation, Instrument just can make this two housings separate as required especially. Therefore, not only can be single Solely use first housing, but also can with the second housing integrator, further improve it Work or increase its capacity. This not only helps to reduce the cost of housing assembly, and Also can obtain multifarious housing.

On the other hand, junction box of the present invention waits electric device to be characterised in that main body and attached Adding the unit just can be at electricity and mechanical aspects integrator by simple slide. Main body Can be separately use as the junction box of mass car etc., and integrated with extra cell Also can receive and keep microprocessor or CPU element that sedan limousine is used. As required also can be with two Above extra cell zoarium can be saved whole manufacturing cost significantly on main body.

Claims

1. housing assembly, it is provided with:

Have along first housing of the parallel sidewall of the cardinal principle of its vertical formation guide rail;

Second housing with a pair of arm in the above-mentioned guide rail that inserts this first housing slidably;

The chimeric surface that is formed on above-mentioned first and second housings closely is close to, and can make the pin member of the above-mentioned first and second housing latches when sliding gomphosis, it is characterized in that:

When rotating above-mentioned first and second housings, above-mentioned chimeric surface can make its separation.

2. electric device, it is equipped with:

First and second housings have the guide rail and a pair of arm that are respectively formed on the sidewall, and near the phase interpolation pin member that forms chimeric end can be undertaken chimeric by slip;

Be configured in the electric connector on the above-mentioned chimeric end of this first and second housing; It is characterized in that this electric device is to constitute like this:

Slide by above-mentioned first and second housings can make it mutually at electricity and mechanically chimeric, by make it separation at above-mentioned chimeric end energy of rotation.