CN103997863B

CN103997863B - Electronic device unit

Info

Publication number: CN103997863B
Application number: CN201310264406.6A
Authority: CN
Inventors: �原大辅; 坪井隆
Original assignee: Mitsubishi Electric Corp
Current assignee: Mitsubishi Electric Corp
Priority date: 2013-02-15
Filing date: 2013-06-27
Publication date: 2017-05-10
Anticipated expiration: 2033-06-27
Also published as: JP5523596B1; KR101538841B1; KR20140103011A; CN103997863A; JP2014157895A

Abstract

The invention provides an electronic device unit for preventing the window cover from falling off and losing, wherein the window cap covers the window hole of the housing, and can contain the window cover within the housing to prevent the window cap will not affect the operation when the window hole is opened. The window cover (140A) is utilized to open and close the window hole (130A) on the outer surface of the housing of the electronic device unit (100A); the window cap (140A) has a pair of supporting shaft embedding recess surfaces (44a,44b) and an ellipse groove constituted by the support shaft embedding projected surfaces (45a,45b). The small window (140A) is inserted and contained within the housing along the groove of the support shaft.

Description

Electronic device unit

Technical field

The present invention relates to electronic equipment list for example as Programmable Logic Controller (programmable controller) Unit, more particularly to the improvement to the electronic device unit with window cover (caver), arranging the window cover is set to close or opening The fenestra in housing outer surface is put, in order to maintenance test.

Background technology

In electronic device unit as Programmable Logic Controller, common operational approach is referred to using window cover (hereinafter referred to as For little window cover) come to being accommodated in housing and be usually not the components and parts for operating on it once in a while for operation object Blocked, and in time opened little window cover operating to the components and parts.For the little window cover used because of above-mentioned purpose, There are following both structures：Using elasticity will have resilient products formed cover plate forcibly insert and be installed in fenestra and In time forcibly it is extracted from the fenestra using elasticity so that fenestra is opened, or is consolidated metal cover board using screw It is scheduled on the outer surface of fenestra.These little window covers are the little window cover of loading and unloading type, are herein referred to as the little window cover of the first form.

In addition, as other little window covers, also existing and being pivotally connected to little window to be opened and closed operation using hinge Little window cover.The little window cover of the pivoting is referred to as here the little window cover of the second form.As the deformation of the little window cover of the second form Example, also has the pocket that operation object components and parts are mounted with pivotally connected little window cover is carried out using hinge (kangaroo-pocket) the little window cover of formula.

For example, according to the existing haplotype Programmable Logic Controller shown in Fig. 6 of patent documentation 1, using the first cover plate Component 101 come cover external tool (tool) connection adapter (connector), operation/shutdown switch (run/stop Switch) and simulation potentiometer (analog volume), in addition, being covered using second and third plate part 102,103 The connection adapter of lid special adapter (adapter), battery (battery) connection adapter.Shown in patent documentation 1 First, second and third plate part is formed by having resilient synthetic resin, and is embedded into and is installed to as main body In Programmable Logic Controller.

Additionally, the lid structure of the little window of existing housing according to Fig. 1 of patent documentation 2, including have on two ends The cover plate pedestal (cover base) 21 of the axle 26 of overshooting shape and mutually chimeric so as to free switch with the axle 26 of overshooting shape Cover plate (cover) 22, cover plate 22 is provided with the peristome 27 that can be loaded and unloaded freely from axle 26, when opening the dynamic of cover plate 22 When having exceeded the open position limit in work, cover plate 22 can depart to prevent breakage from axle 26.

In addition, according to the existing electrical equipment containing box shown in Fig. 2 of patent documentation 3, disclosing following structure Little window 5：The little window 5 is pivotally mounted on the cover plate 2 for being formed at electrical equipment containing box by bar-shaped shaft component 11 In little window 4, and can be stably held under opening and closed mode.

Prior art literature

Patent documentation

Patent documentation 1：Japanese Patent Laid-Open 2010-257211 publication

Patent documentation 2：Japanese Patent Laid-Open 2003-114058 publication

Patent documentation 3：Japanese Patent Laid-Open 2006-228914 publication

The content of the invention

Invent technical problem to be solved

For the existing haplotype Programmable Logic Controller shown in patent documentation 1, although used cheap resin-made Little window cover, but there is problems with：That is, because little window cover adopts handling mode, therefore little window can be lost when little window is opened Lid, or it is difficult to charge and discharge operations.

For the lid structure of the little window of existing housing shown in patent documentation 2, although do not exist because of little window cover, cover The opening action of plate 22 and cause situation about damaging, but it may happen that come off, lose, and for little window cover to be maintained at out Putting the buckle (tab) of position may damage.Additionally, there is problems：That is, in the state of little window cover is opened, little window Lid is likely to result in obstruction.

For the existing electrical equipment containing box shown in patent documentation 3, although there is no little window cover, i.e. little window 5 The probability fall off, lost, but there is problems with：That is, hinge can be caused due to applying excessive power to little window cover Portion damages, or in the state of little window cover is opened, little window cover can be counteracted.In addition, the object operated from fenestra Thing is the Miniature component relevant with electronic equipment and arranges fenestra, in the case, little window to every kind of object article as far as possible The area of plane of lid is, for example, 30 [mm] × 22 [mm] or 15 [mm] × 22 [mm], and fenestra itself is less, therefore, if will be little Window cover forms as one, then there is problems with：That is, finger tip can be hindered to rotate, so as to cause unnecessarily to increase fenestra.

The present invention is completed to solve the problems, such as above-mentioned existing apparatus, and its first purpose is to provide one kind to have The electronic device unit of window cover is that the electronic device unit can prevent from closing the fenestra of housing and be free to out The little window cover closed falls off and loses, and the external force outside preventing because of expection causes little window cover, i.e. window cover to be damaged, or in nothing Close in meaning.The second object of the present invention is to provide a kind of electronic device unit with window cover, and the electronic device unit leads to Crossing prevents when in the state of opening window cover to carrying out maintenance test operation in window, and window cover produces obstruction to the operation, so as to Reduce aperture area.

Solve the technical scheme that technical problem is adopted

Electronic device unit involved in the present invention includes：Housing, the fenestra of the housing including maintenance test, and in it Portion is accommodated with electronic device member；First and second fulcrum, the fulcrum of the first order second is arranged in the housing, and to specify Interval is relative；And window cover, the window cover have can be mutually chimeric with first fulcrum first groove and can be with described second The second groove that fulcrum is mutually fitted together to, the window cover can be come at the center of first and second fulcrum described in after being fitted together to as rotary middle point Rotated, the window cover along prescribed direction in the state of the fenestra is closed, by fulcrum of the pair of fulcrum by revolving Turn, so as to open the fenestra, and in the state of the fenestra is opened, at least a portion of the window cover can be incorporated in The inside of the fenestra.

Invention effect

According to electronic device unit involved in the present invention, because window cover is by the state of fenestra is closed, with a pair Fulcrum is that fulcrum opens fenestra along prescribed direction rotation, and in the state of fenestra is opened, at least a portion of window cover can The inside of fenestra is incorporated in, therefore, window cover will not fall off, lose, and, the prominent of window cover can be reduced when window cover is opened Go out height, therefore, have the effect that：That is, the danger for causing the fulcrum portion of window cover damaged because window cover encounters barrier is made Dangerous reduction, and can prevent from making the troubles (trouble) such as fenestra closing because inadvertently colliding the window cover that open.Separately Outward, due at least a portion of window cover can be accommodated in fenestra in the case where window cover state is opened, therefore the dimension in fenestra is being carried out During shield inspection operation, window cover does not result in obstruction, therefore with the effect of aperture area can be reduced.If as a result, according to many The species of individual object article correspondingly arranges multiple window covers, then can play following auxiliaring effect：That is, fenestra can be opened to required Min., so as to open area to carry out maintenance test with required minimal fenestra.

Description of the drawings

Fig. 1 is the integrally-built axonometric chart for representing the electronic device unit involved by embodiments of the present invention 1.

Fig. 2 is the axonometric chart of the fenestra inner surface for representing the electronic device unit involved by embodiments of the present invention 1.

Fig. 3 is the solid of the bottom surface sections of the little window cover for representing the electronic device unit involved by embodiments of the present invention 1 Figure.

Fig. 4 is the partial sectional view of the IV-IV lines along Fig. 1.

Fig. 5 is the dimensional structure details for representing the electronic device unit involved by the embodiments of the present invention 1 shown in Fig. 1 Explanatory diagram.

Fig. 6 be represent electronic device unit involved by the embodiments of the present invention 1 shown in Fig. 5 it is dimensional structure, The performance diagram relevant with size ratio pockety.

Fig. 7 is the integrally-built axonometric chart for representing the electronic device unit involved by embodiments of the present invention 2.

Fig. 8 is the partial sectional view of the VIII-VIII lines along Fig. 7.

Specific embodiment

Embodiment 1

(1) detailed description of structure

Hereinafter, the electronic device unit involved by embodiments of the present invention 1 is illustrated.Fig. 1 is to represent the present invention Embodiment 1 involved by electronic device unit integrally-built axonometric chart.In Fig. 1, electronic device unit 100A includes Resinous pedestal 110, resinous main body cover plate 120A and one piece of circuit substrate 10a being accommodated in pedestal 110.Separately Outward, circuit substrate is not limited to one piece, it is also possible to including disperse and be accommodated in pedestal 110 and main body cover plate 120A any one Or the polylith circuit substrate in two.

Pedestal 110 includes bottom surface 111 and four pedestal periphery walls 112,113,114,115.Main body cover plate 120A includes Outer surface 121 and four main body cover plate periphery walls 122,123,124,125.Pedestal 110 and main body cover plate 120A are utilized not to be schemed The screw fixed mechanism for showing interfixing, so as to the peristome of the peristome of pedestal 110 and main body cover plate 120A be closed, with Constitute a housing 210A.It is fixed in advance in the circuit substrate 10A of main body cover plate 120A or the side of pedestal 110 and is mounted with work For multiple circuit components 11 of electronic device member, storage card (memory card) (not shown) or for replacing battery Deng or for connection exchange components and parts adapter 12, variable resistance, DIP switch (DIP swich：DIP is opened Close) etc. for adjustment or selection operation components and parts 13.

The fenestra 130A offered on the outer surface 121 of main body cover plate 120A and conduct are for making fenestra 130A Little window cover 140A of the window cover for opening or closing, above-mentioned adapter 12 and for adjusting or matching somebody with somebody for the components and parts 13 of selection operation Put on the position corresponding with fenestra 130A.In addition, illustrated using FIG. 2 below a pair first of little window cover 140A and the Two fulcrum 31a, 31b are pivotally secured within fenestra 130A, and can carry out hand switch centered on Pivot axle 131.

Additionally, the bottom surface 111 of pedestal 110 is provided with for the hook portion of DIN guide rails (not shown), and it is arranged to be suspended on not On DIN guide rails in the control panel of diagram.Therefore, if assuming the situation different from Fig. 1 and setting fenestra 130A configurations in electronics The lateral location of standby unit 100A, then being adjacent to the miscellaneous equipment that suspended on identical DIN guide rails can counteract so that little window Lid 140A cannot rotate and exceed vertical open position.

Fig. 2 is the axonometric chart of the inner surface of the fenestra for representing the electronic device unit involved by embodiments of the present invention 1. In Fig. 2, the interior table of the fenestra 130A set by the way of being open by the outer surface 121 of main body cover plate 120A to housing 210A On face, relative a pair first fenestra inner surface 130i and vertical with first fenestra inner surface 130i second are formed with Fenestra inner surface 130j.First fulcrum 31a and the first hook portion (hook) 32a are provided projectingly in a pair first fenestra inner surface 130i In one on, the second fulcrum 31b and the second hook portion 32b are provided projectingly another in a pair first fenestra inner surface 130i On one.First and second fulcrum 31a, 31b are configured on the same axis, mutual phase at predetermined intervals between axial end It is right.

First and second hook portion 32a, 32b is configured on the same axis, mutual at predetermined intervals between axial end Relatively.The axis of first and second fulcrum 31a, 31b becomes the Pivot axle 131 of little window cover 140A.In a pair first fenestras Surface 130i is formed as vertical with Pivot axle 131, and the second fenestra inner surface 130j is formed as parallel with Pivot axle.

Incline the bottom surface being respectively formed with gradually to fenestra 130A on the axial end of first and second fulcrum 31a, 31b First and second oblique fulcrum embedded inclined plane part 35a, 35b.Additionally, at the axial end of first and second hook portion 32a, 32b Be respectively formed with portion gradually to the inclined bottom surface of fenestra 130A first and second hook portion embedded inclined plane part 36a, 36b and Gradually first and second hook portion to the outer inclination of fenestra 130A extracts inclined plane part 37a, 37b out.

Be provided projectingly on first fenestra inner surface 130i a pair first and second guiding rail (guide rail) 33a, 33b, has been provided projectingly a pair first and second back side guide rail (rail) 34a, 34b on the second fenestra inner surface 130j.In Fig. 2, In order to simplify accompanying drawing, the height portion that first and second back side guide rail 34a, 34b is projected from the second fenestra inner surface 130j is eliminated The diagram divided.In addition, as will be described later, if make little window cover 140A that substantially 90 degree are rotated from the closed position of fenestra 130A with Release position is moved to, then little window cover 140A can be clipped in first and second back side guide rail 34a, 34b and first and second is led Between rail 33a, 33b, and the square upward sliding inside fenestra, and be contained in the way of a part is stayed in fenestra 130A. As described later, it is in order to little window cover 140A to be maintained at the close stance of fenestra 130A to arrange first and second hook portion 32a, 32b Put.

In addition, the bottom surface of fenestra 130A is provided with the insert port 38 of the adapter of other side side and adjustment window 39, this is inserted Entrance 38 is connected with adapter 12 (with reference to Fig. 1), the adapter 12 be used for connection storage card or battery etc. are replaced or The components and parts of exchange, the adjustment window 39 be used for variable resistance either DIP switch etc. for adjusting or for the operation of selection Components and parts 13 (with reference to Fig. 1) are adjusted or operate.

Fig. 3 is the solid of the bottom surface sections of the little window cover for representing the electronic device unit involved by embodiments of the present invention 1 Figure, is the figure that little window cover 140A is looked up from bottom surface side.In Fig. 3, little window cover 140A is by by a pair first and second bending sections The resin material that 42a, 42b and tie-beam 43 are obtained after being integrally formed constituting, wherein, this pair first and second bending sections 42a, 42b are located at the two ends of plate-like portion 41, and the tie-beam 43 is connected the leading section of a pair first and second bending section 42a, 42b Connect.

The end face outside of first and second bending section 42a, 42b is respectively equipped with a pair first and second fulcrums and is embedded in concave surface 44a, 44b (illustrate only in Fig. 3 the second fulcrum embedded concave surface 44b) and will surround above-mentioned first and second fulcrum be embedded in it is recessed A pair first and second fulcrums annular in shape of face 44a, 44b embedded convex surface 45a, 45b (illustrate only the second fulcrum embedding in Fig. 3 Enter convex surface 45b), using above-mentioned first and second fulcrum embedded concave surface 44a, 44b and the embedded convex surface 45a of first and second fulcrum, 45b, the width of little window cover 140A being formed on the direction vertical with Pivot axle 131 be (hereinafter referred to as little window cover Vertical cross direction) on extend a pair first and second groove 50a, 50b (second groove 50b is illustrate only in Fig. 3).

The position of the rear side of little window cover 140A is located on first and second fulcrum embedded convex surface 45a, 45b, is formed with Incline a pair first and second fulcrums insertion inclined plane part 46a, the 46b for extending and (the second fulcrum insertion inclined plane part is illustrate only in Fig. 3 46b), this pair first and second fulcrum insertion inclined plane part 46a, 46b are from first and second fulcrum embedded concave surface 44a, 44b Height dimension is in the direction of Pivot axle 131, width (the width side of hereinafter referred to as little window cover of i.e. little window cover 140A To) on taper into.

In addition, being located at the position of the rear side of little window cover 140A, shape on first and second fulcrum embedded convex surface 45a, 45b Inserted with inserting the same mode of inclined plane part 46a, 46b with above-mentioned a pair of fulcrums and inclining a pair of extension first and second hook portions into having Enter inclined plane part 46aa, 46bb (illustrate only in Fig. 3 the second hook portion insertion inclined plane part 46bb) and with this pair first and the A pair first and second hook portions inclined in the reverse direction of the incline direction of two hook portions insertion inclined plane part 46a, 46b depart from inclined plane part 47a, 47b (illustrate only the second hook portion and depart from inclined plane part 47b) in Fig. 3.

More specifically, first and second fulcrum from the bottom surface of first and second fulcrum embedded concave surface 44a, 44b is inserted The height dimension for entering inclined plane part 46a, 46b is maximum on the position that concave surface 44a, 44b embedded with first and second fulcrum are contacted, and Taper into the increase of the distance of concave surface 44a, 44b embedded with first and second fulcrum.Additionally, from first and second The height dimension of first and second hook portion insertion inclined plane part 46aa, 46bb that the bottom surface of axle embedded concave surface 44a, 44b is risen its with The intersection that first and second hook portion departs from inclined plane part 47a, 47b is maximum, and from the boundary with first and second fulcrum The increase of the distance of embedded concave surface 44a, 44b and taper into.

Additionally, first and second hook portion from the bottom surface of first and second fulcrum embedded concave surface 44a, 44b departs from inclined-plane The height dimension of portion 47a, 47b minimum on the position that concave surface 44a, 44b embedded with first and second fulcrum contacts, and its with The intersection of first and second hook portion insertion inclined plane part 46aa, 46bb is maximum.First and second hook portion insertion inclined plane part 46aa, 46bb departs from the intersection of inclined plane part 47a, 47b with first and second hook portion, from first and second fulcrum embedded concave surface 44a, 44b Bottom surface rise height dimension be the same.

In addition, the maximum position of the above-mentioned height dimension that the first fulcrum is inserted into inclined plane part 46a is oblique with the insertion of the second fulcrum The interval in the width direction of the little window cover between the maximum position of the above-mentioned height dimension of facial 46b is set smaller than the first fulcrum The interval in the width direction of the little window cover between the direction of principal axis end of the direction of principal axis end of 31a and the second fulcrum 31b, by first The above-mentioned height dimension of inclined plane part 46b is inserted with the second fulcrum in the position of the above-mentioned height dimension minimum of axle insertion inclined plane part 46a The interval in the width direction of the little window cover between minimum position is set greater than the direction of principal axis end and second of the first fulcrum 31a The interval in the width direction of the little window cover between the direction of principal axis end of fulcrum 31b.Wherein, the end surfaces of a pair of fulcrums are to set In the size that the embedded inclined plane part of an axial end is taken into account.

Similarly, inclined-plane is inserted with the second hook portion in the position that the first hook portion is inserted the height dimension maximum of inclined plane part 46aa The interval in the width direction of the little window cover between the maximum position of the height dimension of portion 46bb is set smaller than the first hook portion 32a The interval in the width direction of the little window cover between direction of principal axis end and the direction of principal axis end of the second hook portion 32b, the first hook portion is inserted Enter the position of the height dimension minimum of the inclined plane part 46aa position minimum with the height dimension that the second hook portion inserts inclined plane part 46bb Between the interval in width direction of little window cover be set greater than the direction of principal axis end of the first hook portion 32a with the second hook portion 32b The interval in the width direction of the little window cover between direction of principal axis end.Wherein, the end surfaces of a pair of hook portions are by located at hook portion end The size that the embedded inclined plane part in face is taken into account.

The rear side of the little window cover at first and second bending section 42a, 42b of little window cover 140A, is provided with a pair first And second guiding rail abut recess 48a, 48b, this pair first and second guiding rails abut recess 48a, 48b in little window cover 140A is mutually chimeric with the leading section of first and second guiding rail 33a, 33b in the state of fenestra 130A is closed and abuts.It is little It is formed with the anti-fulcrum side end face 1402 of window cover 140A and is stretched into for the finger tip when little window cover 140A is rotated for operator Operation groove 1403.

Fig. 4 is the partial sectional view of the IV-IV lines along Fig. 1.In Fig. 4, the fenestra 130A's closed using little window cover 140A Inner surface has finger hole space and inwall 126, and the finger hole space is used to supply the finger tip of operator from the direction of arrow 132 Insertion, so that the anti-fulcrum side end face 1402 of little window cover 140A to be lifted so that little window cover 140A along arrow 134 direction revolve Turn, the inwall 126 includes adapter insert port 38 and adjustment window 39.The second fulcrum 31b and the second hook portion 32b are shown in Fig. 4 Section, the second fulcrum 31b and the second hook portion 32b are provided projectingly in a pair the first relative fenestra inner surface 130i On inner surface (not shown).

First and second guiding rail abutting recess 48a, 48b and first and second guiding rail 33a of little window cover 140A, The leading section of 33b is trapezoidal or circular shape, mutually carries out to heart action with to little window cover 140A when little window cover 140A is closed Positioned, so that it is determined that the second fenestra inner surface 130j of the fulcrum side end face 1401 of little window cover 140A and fenestra 130A it Between gap size.

In addition, when arrow mark 133 shows opening little window cover 140, by the anti-fulcrum side end face 1402 of little window cover 140A The direction of the opening component of generation effect when lifting obliquely upward, the leading section of first and second guiding rail 33a, 33b utilizes The opening component come avoid the fulcrum side end face 1401 of little window cover 140A and the second fenestra inner surface 130j of fenestra 130A by by Pressure, or reduce pressing component.

A pair first be located on the second fenestra inner surface 130j relative with the fulcrum side end face 1401 of little window cover 140A And second the back side guide rail 34a, 34b height dimension h as be described hereinafter as shown in Figure 5, the rotary middle point P of little window cover 140A is arrived Appearance face thickness T1 till the outer surface of little window cover 140A and the rotary middle point P from little window cover 140A are to fenestra 130A's Internal face till second fenestra inner surface 130j is set as [R-L] value below apart from the difference of R, revolves little window cover 140A is made After going to the open position vertical with the closed position shown in Fig. 4, little window cover 140A is by a pair first and second back side guide rails 34a, 34b and a pair first and second guiding rail 33a, 33b are guided so that at least a portion of little window cover 140A is retained in In fenestra 130A.

In the above description, in Fig. 4, with first and second hook portion 32a, 32b first and second is accordingly provided with Hook portion inserts inclined plane part 46aa, 46bb, but it is also possible to first and second fulcrum insertion inclined plane part 46a, 46b is extended to and first And the second corresponding position of hook portion 32a, 32b, and as first and second hook portion insertion inclined plane part 46aa, 46bb.

(2) detailed description of action

Hereinafter, to the little window cover in the electronic device unit with little window cover involved by embodiments of the present invention 1 Switch motion is described in detail.First, in above-mentioned Fig. 1～Fig. 4, the pedestal 110 and body cover of circuit substrate 10a have been received Plate 120A is fixed to be integrated using screw (not shown) (screw), so that the opening of each of which is closed.

Then, when little window cover 140A is installed in fenestra 130A, the back side of little window cover 140A shown in Fig. 3 is made first Side is relative with the peristome of the fenestra 130A shown in Fig. 2, and lightly makes little window cover 140A chimeric with fenestra 130A phases.Now, Embedded inclined plane part 35a, the 35b of first and second fulcrum of first and second fulcrum 31a, 31b in respectively with little window cover 140A The state that the surface of first and second fulcrum insertion inclined plane part 46a, 46b abuts against, also, first and second hook portion 32a, 32b First and second hook portion embedded inclined plane part 36a, 36b in respectively with first and second hook portion insertion inclined-plane of little window cover 140A The state that the surface of portion 46aa, 46bb abuts against.

Then, by the outer surface of little window cover 140A being embedded into as described above in fenestra 130A, particularly with first and The outer surface of second fulcrum 31a, 31b corresponding with first and second hook portion 32a, 32b part is pressed into the bottom of fenestra 130A Face.Thus, first and second fulcrum insertion inclined plane part 46a, 46b of little window cover 140A by a pair first and second fulcrum 31a, Embedded inclined plane part 35a, 35b crimping of first and second fulcrum of 31b, also, first and second hook portion insertion of little window cover 140A Inclined plane part 46aa, 46bb are by embedded inclined plane part 36a, 36b crimping of first and second hook portion of first and second hook portion 32a, 32b.

Thus, the fulcrum of first and second fulcrum 31a, 31b embedded inclined plane part 35a, 35b little window cover 140A first and Slide with smoothing (smooth) in second fulcrum insertion inclined plane part 46a, 46b, and the first of first and second hook portion 32a, 32b And second hook portion embedded inclined plane part 36a, 36b in first and second hook portion insertion inclined plane part 46aa, 46bb of little window cover 140A Smoothly slide, as a result, the outside lateral bend in the convex ground of the plate-like portion 41 of little window cover 140A.By by little window cover 140A Plate-like portion 41 is bent so that first and second fulcrum 31a, 31b and each direction of principal axis of first and second hook portion 32a, 32b Leading section is forcibly embedded in first and second groove 50a, 50b of little window cover 140 in freely slidable mode.By This, little window cover 140A is installed in main body cover plate 120A, and fenestra 130A is closed.Fig. 4 shows the state.

The DIN guide rails electronic device unit 100A for being provided with little window cover 140A being suspended in control panel (not shown) On, so as to attach it in control panel.

Then, entering for the situation that little window cover 140A in the closed position opens is made to the operator as user (user) Row explanation.When little window cover 140A is in the closed position as shown in Figure 4, finger is stretched into from the direction of arrow mark 132 To in finger hole space, so as to the operation groove 1403 with little window cover 140A engages, and the leading section of little window cover 140A is lifted. Thus, first and second hook portion of a pair first and second hook portions 32a, 32b extracts inclined plane part 37a, 37b out to little window cover 140A A pair first and second hook portions depart from inclined plane part 47a, 47b and are pressed, so that the plate-like portion 41 of little window cover 140A is convex Ground to the top of figure bends.

If further making little window cover 140A in this condition centered on first and second fulcrum 31a, 31b, along arrow mark Note 134 direction rotated, then first and second hook portion 32a, 32b can from first and second groove 50a of little window cover 140A, 50b departs from.Then, little window cover 140A is further made to rotate to the position perpendicular with position shown in Fig. 4.Thus, little window cover 140A is changed into being erected in the state of the upper surface of main body cover plate 120A.

Then, if little window cover 140A in the upright state, i.e. in second angle position is pressed into into main body cover plate In the fenestra 130A of 120A, then little window cover 140A will be led by first and second guiding rail 33a, 33b and first and second back side Rail 34a, 34b are guided, and so as to be accommodated in fenestra 130A, and reserve the part near anti-fulcrum side end face 1402.At this Under state, little window cover 140A is in a fully open position.Now, the adapter insert port that operator passes through fenestra 130A bottom surfaces 38th, adjust window 39 to carry out necessary operation.

Then, when making little window cover 140A move from the closed position shown in open position to Fig. 4, carry out and above-mentioned opening The contrary operation of operation.That is, operator clamps the anti-fulcrum side end face of little window cover 140A projected from fenestra 130A with finger 1402, and pull up on substantially vertical with the outer surface of main body cover plate 120A direction, so that first and second fulcrum 31a, 31b are abutted against with the end wall of first and second groove 50a, 50b of little window cover 140A.In this condition, with first and Centered on two fulcrum 31a, 31b, little window cover 140A is made in the rotation in the reverse direction of arrow mark 134 shown in Fig. 4, and make little window cover First and second hook portion insertion inclined plane part 46aa, 46bb and first and second hook of first and second hook portion 32a, 32b of 140A Embedded inclined plane part 36a, 36b are abutted against in portion.

If in this condition further by little window cover 140A press-in fenestra 130A, first and second hook portion 32a, 32b First and second hook portion embedded inclined plane part 36a, 36b can first and second hook portion insertion inclined plane part 46aa of little window cover 140A, Smoothly slide in 46bb, the outside lateral bend in the convex ground of the meeting of plate-like portion 41 of little window cover 140A, first and second hook portion 32a, Each direction of principal axis leading section of 32b forcibly in freely slidable mode can be embedded into first and second of little window cover 140 In groove 50a, 50b.Thus, little window cover 140A returns to the closed position shown in Fig. 4.

Then, the dimensional structure of the electronic device unit involved by embodiments of the present invention 1 is illustrated.Fig. 5 is The explanatory diagram of the details of the dimensional structure of the electronic device unit involved by embodiments of the present invention 1 shown in expression Fig. 1.Figure In 5, if with point on the basis of the rotary middle point P (that is, the Pivot axle 131 shown in Fig. 2 and Fig. 3) of little window cover 140A, will revolve Turn size of the center point P to the outer surface of little window cover 140A, i.e. appearance face thickness and be set to T1, by rotary middle point P to little The thickness of the inner surface of window cover 140A, i.e. inner surface thickness are set to T2, by minimums of the rotary middle point P to fulcrum side end face End face distance is set to L, and the full-size of the largest end face distance as rotary middle point P to fulcrum side end face is set to into y, Internal face distance the second fenestra inner surface 130j of rotary middle point P to fenestra 130A is set to into R, then little window cover 140A Closed position at distance, the i.e. clearance G till the 1401 to the second fenestra inner surface 130j of fulcrum side end face it is at least necessary It is the value calculated by following formula (1).

G=y-L=√ (L²+T1²)-L=T1 × √ is [(L/T1)²+ 1]-L formulas (1)

Here, if the ratio of clearance G and appearance face thickness T1 is set to into gap ratio G/T1, gap ratio G/T1 is by under Formula (2) is representing.

∴ G/T1=√ (x²+ 1)-x formulas (2)

In formula, size pockety compares x=L/T1>1.0

Fig. 6 be the electronic device unit involved by the embodiments of the present invention 1 shown in Fig. 5 dimensional structure in and point The relevant performance diagram of the uneven size ratio of cloth, the value of the size pockety of transverse axis than x=L/T1, between the longitudinal axis Gap ratio is the value of G/T1.As shown in Figure 6, it is known that if increasing size pockety than x, gap ratio G/T1 can subtract It is few.Assume L=T1, size pockety is " 0.41 " than x=1, then gap ratio G/T1, and clearance G becomes big.

If clearance G becomes big, electric conductivity dust (dust) can be invaded and piled up, therefore, by chi pockety The very little value that " 1.5 "～" 2.5 " left and right is set to than x, and as shown in Figure 5, on the fulcrum side end face 1401 of little window cover 140A Meniscate built-up welding is carried out, the meniscate built-up welding includes a part for the circular arc with size y as radius.Here, it is set as full The relation of sufficient y ＜ R.By the built-up welding, the gap of the central part under being closed can be foreshortened to by dimensional accuracy institute The minimal value for determining.Even if however, carrying out above-mentioned built-up welding, also still can produce by the surface element of little window cover 140A The gap that formula (1) is calculated, it is therefore preferable that size pockety is set to into value as big as possible than x.

Further, since the size of the inner surface thickness T2 of little window cover 140A is not closed with the switch motion of little window cover 140A System, it is therefore preferable that be larger than appearance face thickness T1, thus come make first and second fulcrum insertion inclined plane part 46a, 46b, first And the second hook portion insertion inclined plane part 46aa, 46bb, first and second hook portion depart from inclined plane part 47a, 47b and gently incline, so as to Above-mentioned installation operation, the switching manipulation of little window cover 140A can be smoothly carried out.

(3) main points and feature of the electronic device unit involved by embodiment 1

With regard to the invention described in claim 1, the electronic device unit 100A involved by embodiments of the present invention 1 includes Can be used for the fenestra 130A of maintenance test, fenestra 130A is to the storage circuit substrate 10a and housing 210A of circuit components 11 Outer surface 121 be open, electronic device unit 100A has little window cover 140A, and little window cover 140A is with can be relative to the fenestra The mode of 130A free switch is installed, above-mentioned housing 210A have a pair first and second fulcrum 31a, 31b, this first and Second fulcrum 31a, 31b becomes the center of rotation of little window cover 140A when the switching manipulation of above-mentioned little window cover 140A is carried out, and And, above-mentioned little window cover 140A is included by a pair embedded concave surface 44a, 44b of first and second fulcrum and a pair first and second fulcrums Oval a pair first and second groove 50a, 50b that embedded convex surface 45a, 45b are constituted, wherein, this pair first and Two fulcrums embedded concave surface 44a, 44b are respectively embedded in above-mentioned first and second fulcrum 31a, 31b, this pair first and second fulcrums Embedded convex surface 45a, 45b surround first and second fulcrum embedded concave surface 44a, 44b, make above-mentioned little window cover 140A from above-mentioned window The closed position of hole 130A is rotated to after vertical open position, along above-mentioned first and second fulcrum 31a, 31b and above-mentioned One and second groove 50a, 50b at least a portion of above-mentioned little window cover 140A is pressed into the inside of above-mentioned housing 210A, thus come Reduce projecting height of above-mentioned little window cover 140A in open position.

With regard to the invention described in claim 2, in the electronic device unit involved by embodiments of the present invention 1, point The uneven size of cloth is as follows：That is, the rotary middle point P (i.e. Pivot axle 131) of above-mentioned little window cover 140A to above-mentioned window Minimum end face distance L till the fulcrum side end face of the second fenestra inner surface 130j of hole 130A relative above-mentioned little window cover 140A More than the appearance face thickness T1s of the rotary middle point P to the outer surface of above-mentioned little window cover 140A of above-mentioned little window cover 140A, on The second fenestra inner surface 130j of fenestra 130A is stated to the fulcrum side end face of above-mentioned little window cover 140A corresponding thereto most Large-spacing G is more than maximums of the rotary middle point P of above-mentioned little window cover 140A to the fulcrum side end face of above-mentioned little window cover 140A The difference of size y and above-mentioned minimum end face distance L.

That is, in the electronic device unit involved by embodiments of the present invention 1, if by the above-mentioned rotation of above-mentioned window cover Heart point is set to P, by from above-mentioned rotary middle point P to the end face relative with the inner surface of above-mentioned fenestra of above-mentioned window cover most Small end face distance is set to L, and the outer surface from the above-mentioned rotary middle point P of above-mentioned window cover to the outer surface of above-mentioned window cover is thick Degree is set to T1, the interval between the inner surface of above-mentioned fenestra and the above-mentioned end face of above-mentioned window cover is set to into G, by from above-mentioned window cover Full-sizes of the above-mentioned rotary middle point P to the above-mentioned end face of above-mentioned window cover is set to y, then above-mentioned window cover meet L ＞ T1 and The relation of G >=y-L >=0.Therefore, with following characteristics：That is, by making minimum end face distance L more than appearance face thickness T1, can Maximal clearance G is set to be less value, so as to prevent foreign body from entering in housing, and the dust that can suppress to enter in gap is sent out It is raw to pile up.

The structure is also identical in embodiment described later 2.

With regard to the invention described in claim 3, in the electronic device unit involved by embodiments of the present invention 1, point The uneven size of cloth is as follows：That is, the rotary middle point P from above-mentioned little window cover 140A is to the second fenestra with above-mentioned fenestra 130A Inner surface 130j separates maximal clearance G and the minimum end face distance L till the imaginary end face of relative above-mentioned little window cover 140A is big Appearance face thickness T1 in the rotary middle point P from above-mentioned little window cover 140A to the outer surface of above-mentioned little window cover 140A, On above-mentioned imaginary end face further centered on above-mentioned rotary middle point P, and on the direction of rotation of above-mentioned little window cover 140A with The arc-shaped of predetermined radius obtains actual fulcrum side end face to carry out built-up welding, and the value of above-mentioned predetermined radius is from above-mentioned Internal face the rotary middle point P of little window cover 140A to above-mentioned second fenestra inner surface 130j is apart from R value below.

That is, in the electronic device unit involved by embodiments of the present invention 1, if by the above-mentioned rotation of above-mentioned window cover Heart point is set to P, by from above-mentioned rotary middle point P to the imaginary end face relative with the inner surface of above-mentioned fenestra of above-mentioned window cover Minimum end face distance be set to L, by the appearance from the above-mentioned rotary middle point P of above-mentioned window cover to the outer surface of above-mentioned window cover Face thickness is set to T1, and the interval between the inner surface of above-mentioned fenestra and the above-mentioned imaginary end face of above-mentioned window cover is set to into G, will be from upper State distances of the above-mentioned rotary middle point P of window cover to the inner surface of above-mentioned fenestra and be set to R, now, above-mentioned window cover meets L ＞ The relation of T1, and the shape including the part with circular arc and from above-mentioned imaginary end face to the inner surface side of above-mentioned fenestra The prominent and end face relative with the inner surface of above-mentioned fenestra, and meet the relation of y≤R, wherein, the circular arc is with above-mentioned rotation Centered on heart point P, and with the radius y of regulation.Therefore, with following characteristics, i.e. by making the rotary middle point from little window cover To the size the fulcrum side end face before built-up welding is carried out to little window cover more than appearance face thickness T1, little window cover is thus enabled that Caused by gap between built-up welding end face and fenestra inner surface close to the dimensional discrepancy (dispersion) by each several part most Zero size of little limit, so as to prevent foreign body from entering in housing.Additionally, also having following characteristics：That is, little window can be reduced With the countersunk clearance between fenestra inner surface on the surface element of lid, so as to suppress the dust entered in gap to pile up.

The structure is also identical in embodiment described later 2.

With regard to the invention described in claim 4, in the electronic device unit involved by embodiments of the present invention 1, On the second fenestra inner surface 130j of the above-mentioned fenestra 130A for receiving above-mentioned little window cover 140A, first and second has been provided projectingly it and has carried on the back Face guide rail 34a, 34b, the height dimension h of above-mentioned first and second back side guide rail 34a, 34b is set as from above-mentioned little window cover Internal face the second fenestra inner surface 130j of the rotary middle point P of 140A to above-mentioned fenestra 130A is outer with above-mentioned apart from R Size below the size pockety of center of rotation P that surface thickness T1 is obtained after subtracting each other, described.Therefore, with Lower feature：That is, when little window cover is pressed in housing, the position of little window cover is more stable, and due to being set with a small amount of press-in Size, therefore receiving state is relatively stable.In addition, back side guide rail is not limited to more than 2, or only 1, or 3.

The structure is also identical in embodiment described later 2.

With regard to the invention described in claim 5, in the electronic equipment part involved by embodiments of the present invention 1, on Little window cover 140A is stated by the resin material obtained after being integrally formed a pair first and second bending section 42a, 42b and tie-beam 43 To constitute, wherein, this pair first and second bending section 42a, 42b are located at the two ends of plate-like portion 41, the tie-beam 43 with this One and second the leading section of bending section 42a, 42b be connected, in the end face outside of above-mentioned first and second bending section 42a, 42b point It is not provided with first and second fulcrum embedded concave surface 44a, 44b and surrounds embedded concave surface 44a, the 44b of first and second fulcrum First and second fulcrum for getting up embedded convex surface 45a, 45b, above-mentioned first and second fulcrum embedded concave surface 44a, 44b and first and Second fulcrum embedded convex surface 45a, 45b constitute first and second groove 50a, 50b.Also, above-mentioned first and second fulcrum is embedded in A part of convex surface 45a, 45b include that height dimension diminishes from above-mentioned first and second fulcrum embedded concave surface 44a, 44b the One and second fulcrum insertion inclined plane part 46a, 46b, will in the above-mentioned fenestra 130A of above-mentioned little window cover 140A insertion when, above-mentioned first And second fulcrum 31a, 31b leading section the pressing above-mentioned insertion of first and second fulcrum inclined plane part 46a, 46b, by making above-mentioned plate The outside lateral bend in shape portion 41 (that is, forces press-in) forcibly being inserted, after the completion of being forcibly inserted into, it is above-mentioned first and second Axle 31a, 31b are embedded in above-mentioned first and second groove 50a, 50b in freely slidable mode.Accordingly, for by resin The little window cover that material is formed, the size that is forcibly inserted into when window cover is inserted into into fenestra inserts oblique by the insert depth and fulcrum of fulcrum The drop in face is determining.Therefore, with following feature：Even if the thickness of plate-like portion is made relatively thin, also can be entered by tie-beam Row reinforcing, so being pressed into pressing force reliably a pair of fulcrums to be imported in groove by enough pressure, it can be ensured that Axle cannot come off once being embedded in groove.

The structure is also identical in embodiment described later 2.

With regard to the invention described in claim 6, in the electronic device unit involved by embodiments of the present invention 1, On the fenestra inner surface of the fenestra 130A of above-mentioned housing 210A, abreast protrusion sets with above-mentioned first and second fulcrum 31a, 31b First and second hook portion 32a, 32b is equipped with, above-mentioned first and second fulcrum insertion inclined plane part being located in above-mentioned little window cover 140A 46a, 46b extend to the position that is provided projectingly of above-mentioned first and second hook portion 32a, 32b, or are provided with first and second hook portion and insert Enter inclined plane part 46aa, 46bb, be additionally provided with and above-mentioned first and second hook on above-mentioned first and second fulcrum embedded convex portion 45a, 45b First and second the corresponding hook portion of position that is provided projectingly of portion 32a, 32b departs from inclined plane part 47a, 47b, by above-mentioned little window cover When 140A is inserted in above-mentioned fenestra 130A, the leading section of above-mentioned first and second fulcrum 31a, 31b and above-mentioned first and second hook Above-mentioned first and second fulcrum insertion inclined plane part 46a, 46b of leading section pressing of portion 32a, 32b and above-mentioned first and second hook portion Insertion inclined plane part 46aa, 46bb, by making the outside lateral bend of above-mentioned plate-like portion 41 be forcibly pressed into, force press-in to complete Afterwards, above-mentioned first and second fulcrum 31a, 31b and above-mentioned first and second hook portion 32a, 32b are embedded in freely slidable mode In above-mentioned first and second groove 50a, 50b, with above-mentioned first and second fulcrum 31a, 31b as rotary middle point opening During above-mentioned little window cover 140A, above-mentioned first and second hook portion of leading section pressing of above-mentioned first and second hook portion 32a, 32b departs from Inclined plane part 47a, 47b, by making the outside lateral bend of above-mentioned plate-like portion 41 be forcibly pressed into, with it is above-mentioned first and second Fulcrum 31a, 31b are opened when being turned off once more after above-mentioned little window cover 140A for rotary middle point, it is above-mentioned first and second Above-mentioned first and second hook portion insertion inclined plane part 46aa, 46bb of leading section pressing of hook portion 32a, 32b, and by making above-mentioned tabular The outside lateral bend in portion 41 is being forcibly pressed into.

Therefore, with following characteristics：That is, kept closing by a pair of the hook portions for being located in little window cover and being embedded in groove The state of the fenestra of little window cover is closed, the disengaging size of hook portion departs from inclined-plane by the insert depth and hook portion of hook portion when opening little window cover The drop in portion determining, and can pass through in advance to hook portion be provided projectingly distance of the position to tie-beam could be adjusted to by The size of required opening breakaway force is set as suitable value.Additionally, also having following characteristics：That is, due to needing to metal pattern Size carries out the pressure press-in intensity of the fulcrum of fine adjustment, the pressure of hook portion and is pressed into, forces the adjustment for extracting intensity out to be concentrated In the metal pattern formed to little window cover, therefore, the working performance of formative stage is improved.

The structure is also identical in embodiment described later 2.

With regard to the invention described in claim 7, in the electronic device unit involved by embodiments of the present invention 1, will Be provided projectingly the distance between position and tie-beam 43 of above-mentioned little window cover 140A of above-mentioned first and second hook portion 32a, 32b sets Be set to above-mentioned first and second fulcrum 31a, 31b be provided projectingly between the tie-beam 43 of position and above-mentioned little window cover 140A away from From more than half, the front end of above-mentioned first and second fulcrum 31a, 31b is provided with inserts respectively with above-mentioned first and second fulcrum Enter first and second fulcrum embedded inclined-plane 35a, 35b that inclined plane part 46a, 46b abut against, above-mentioned first and second hook portion 32a, The front end of 32b is provided with first and second that abut against with the above-mentioned insertion of first and second hook portion inclined plane part 46aa, 46bb respectively Hook portion is embedded in inclined plane part 36a, 36b and can depart from inclined plane part 47a, 47b be abutted against first with above-mentioned first and second hook portion And second hook portion extract out inclined plane part 37a, 37b.

As described above, the position for being located away from tie-beam that is provided projectingly of first and second hook portion is made, and in each hook portion Front end arranges embedded inclined plane part and extracts inclined plane part out.Therefore, with following characteristics：That is, when little window cover is opened or closed, will not Excessive power is produced to little window cover and hook portion such that it is able to maintain stable switch life.

The structure is also identical in embodiment described later 2.

With regard to the invention described in claim 8 and 9, in the electronic device unit involved by embodiments of the present invention 1, The height that is provided projectingly of above-mentioned first and second fulcrum 31a, 31b can be set to than above-mentioned first and second hook portion 32a, 32b Be provided projectingly height will height, or also can above-mentioned first and second fulcrum insert inclined plane part 46a, 46b with above-mentioned first and The maximum drop of the second fulcrum embedded concave surface 44a, 44b be set to than above-mentioned first and second hook portion insertion inclined plane part 46aa, The maximum drop of 46bb and above-mentioned first and second fulcrum embedded concave surface 44a, 44b is big, in these cases, above-mentioned first and The insert depth of second groove 50a, 50b and above-mentioned first and second fulcrum 31a, 31b be set to than it is above-mentioned first and second The insert depth of hook portion 32a, 32b is deep.

For the situation, with following characteristics：That is, because the insert depth of fulcrum and groove is embedding more than hook portion and groove Enter depth, therefore, even if the bending section of little window cover is separated by a pair of hook portions when little window cover is opened, a pair of fulcrums also will not be from ditch Come off in groove.Further, since only carrying out once first and second fulcrum being embedded into into first and second in assembling product operation Operation in groove, even if thus carry out sufficiently forcing press-in damaging in the range of little window cover, also will not be to little window The switch life of lid is impacted.

The structure is also identical in embodiment described later 2.

With regard to the invention described in claim 10, in the electronic device unit involved by embodiments of the present invention 1, Position between above-mentioned a pair of fulcrums 31a, 31b and above-mentioned first and second hook portion 32a, 32b, i.e. with above-mentioned little window cover 140A On the first fenestra inner surface 130i of the vertical above-mentioned fenestra 130A of Pivot axle, first and second has been provided projectingly it and has led Rail 33a, 33b, and in the second fenestra inner surface of the above-mentioned fenestra 130A parallel with the Pivot axle of little window cover 140A On 130j, one or more back sides guide rail 34a, 34b are provided projectingly, above-mentioned little window cover 140A is by above-mentioned first and second guiding Guide rail 33a, 33b and said one or the multiple back side guide rail 34a, 34b clamping, and be accommodated in above-mentioned housing 210A.

As described above, having following characteristics：That is, due to being provided projectingly guiding rail and back side guide rail on fenestra inner surface To clamp to little window cover, therefore, under the open mode of fenestra, little window cover can be received with stable state And holding.

The structure is also identical in embodiment described later 2.

With regard to the invention described in claim 11, in the electronic device unit involved by embodiments of the present invention 1, Above-mentioned first and second bending section 42a, 42b of above-mentioned little window cover 140A is provided with first and second guiding rail and abuts recess 48a, 48b, first and second guiding rail abuts recess 48a, 48b closes above-mentioned fenestra 130A in above-mentioned little window cover 140A In the state of, it is chimeric with the leading section split-phase of above-mentioned first and second guiding rail 33a, 33b and abut, it is above-mentioned first and second Guiding rail abuts recess 48a, 48b and the fore-end of above-mentioned first and second guiding rail 33a, 33b is trapezoidal or round Arc, is mutually carried out to heart action when above-mentioned little window cover 140A is closed, so that it is determined that the fulcrum side of above-mentioned little window cover 140A Gap size between end face and the second fenestra inner surface 130j of above-mentioned fenestra 130A.

As described above, having following characteristics：That is, due to closing the position of little window cover during little window cover by little window cover and being located at The centripetence of the chimeric abutting part on guiding rail determining, therefore, when little window cover is opened, can avoid, offset little window The fulcrum side end face of lid is pressed into the inner surface of fenestra due to the component of opening operation power, by leading to little window cover and guiding The fitting portion of the leading section of rail applies pressing force, so as to using coming from the component on chimeric inclined-plane on the direction for opening little window cover Acted on, and the fulcrum side end face of little window cover will not be pressed against the inner surface of fenestra, thus, it is possible to realize the flat of little window cover Sliding rotation.

The structure is also identical in embodiment described later 2.

With regard to the invention described in claim 12, above-mentioned housing 210A is by mutually carrying out screw stop or the base being fitted and fixed with Seat 110 is constituted with main body cover plate 120A, is set on any one or two in said base 110 or aforementioned body cover plate 120A There are four peripheral wall surfaces 112～115,122～125 to receive and fix one or more circuit substrate 10a, it is above-mentioned being fixed on On the circuit substrate 10a of any one in pedestal 110 or aforementioned body cover plate 120A, it is mounted with variable resistance or switch as generation Table adjustment components and parts or selection operation components and parts 13 or with the replacement components and parts with storage card or battery as representative or friendship At least one of corresponding adapter 12 of components and parts is changed, above-mentioned fenestra 130A is arranged on the appearance of aforementioned body cover plate 120A Face 121, the inside of fenestra 130A be configured with above-mentioned adjustment components and parts or selection operation components and parts 13 or with above-mentioned replacement Adapter 12 corresponding to components and parts or exchange components and parts.

Therefore, with following characteristics：That is, even if not opening main body cover plate, it is also possible to by opening little window cover come easily Carry out adjustment, the selection operation to variable resistance, switch etc., replacement, the exchanging operation relevant with battery, storage card, and by Components and parts, adapter are operated in not drawn with lead, therefore does not allow to be also easy to produce the misoperation caused because of noise.

Embodiment 2

(1) detailed description of structure and effect

Fig. 7 is the integrally-built axonometric chart for representing the electronic device unit involved by embodiments of the present invention 2, Fig. 8 It is the partial sectional view of the VIII-VIII lines along Fig. 7.In the following description, by with Fig. 1, the Fig. 4 with above-mentioned embodiment 1 Situation difference centered on, to be described in detail to the switching manipulation of the structure and little window cover.In addition, in each figure, Identical label represents same or equivalent part.

First, in Fig. 7, electronic device unit 100B include resinous pedestal 110, resinous main body cover plate 120B, And one or more circuit substrate in any one or two for disperseing and being accommodated in pedestal 110 or main body cover plate 120B 10a、10b、10c.Pedestal 110 include bottom surface (not shown) 111 and four peripheral wall surfaces (equivalent to the label 112 in Fig. 1～ , and main body cover plate 120B includes outer surface 121 and four peripheral wall surfaces (equivalent to the label 122～125 in Fig. 1), base 115) Seat 110 and main body cover plate 120B are interfixed by screw stop mechanism (not shown), and are constituted respective opening surface and sealed The housing 210B for closing.

It is fixed in advance on the circuit substrate 10a of main body cover plate 120B or the side of pedestal 110, is mounted with multiple circuit elements devices Part 11, for storage card (not shown) or battery etc. replace components and parts or exchange components and parts be attached adapter, with And for adjusting components and parts or the He of selection operation components and parts 13 to variable resistance or DIP switch etc. using serial signal circuit With program means (program tool) or set the connector for communication that external equipment of the display device as representative is attached 14。

Fenestra 130A is provided with the outer surface 121 of main body cover plate 120B and as opening fenestra 130A Or little window cover 140A of the window cover closed, above-mentioned adapter 12 and adjust components and parts or selection operation components and parts 13 be configured in On fenestra 130A corresponding position.Additionally, the outer surface 121 of main body cover plate 120B is provided with fenestra 130B and is used for Little window cover 140B of fenestra 130B is opened or closed, above-mentioned connector for communication 14 is configured in corresponding with fenestra 130B On position.

In addition, little window cover 140A is pivotally mounted in window by first and second fulcrum 31a, 31b as above in Fig. 2 In the 130A of hole, so as to carry out hand switch.Similarly, little window cover 140B by Fig. 2 it is as above first and second Axle 31a, 31b being pivotally mounted in fenestra 130B, so as to individually carry out hand switch.Additionally, the bottom surface of pedestal 110 111 are provided with the hook portion of DIN guide rails (not shown), and the DIN guide rails for being arranged to be suspended in control panel (not shown). In this case, if as shown in fig. 7, fenestra 130A, 130B are configured into the lateral location in electronic device unit 100B, it is and same DIN guide rails are adjacent and miscellaneous equipment that hang can be counteracted, and cause to make little window cover 140A, 140B to rotate to more than opening Upright position.

Then, in Fig. 8, show that the second bending section 42b, the second fulcrum are embedded in the left-hand face of little window cover 140B recessed The embedded convex surface 45b of face 44b, the second fulcrum and the second fulcrum insertion inclined plane part 46b, with the embedded inclined-plane 35b's of the second fulcrum Second fulcrum 31b is embedded into by the embedded concave surface 44b of the second fulcrum and embedded convex surface 45b of the second fulcrum in freely slidable mode Second groove 50b for being formed.The pass of the first fulcrum 31a and first groove 50a on the right lateral surface position of little window cover 140B Although system is not illustrated in fig. 8, also identical with the relation of second groove 50b with the second fulcrum 31b.

Additionally, show in the right lateral surface of little window cover 140B the embedded concave surface 44a of the first bending section 42a, the first fulcrum, the The embedded convex surface 45a of one fulcrum, the first hook portion insertion inclined plane part 46aa and the first hook portion depart from inclined plane part 47a, with the first hook The embedded inclined-plane 36a in portion and the first hook portion are extracted out second hook portion 32a of inclined plane part 37a and are embedded into by the in freely slidable mode First groove 50a that the embedded concave surface 44a of one fulcrum and the embedded convex surface 45a of the first fulcrum are constituted.The left side table of little window cover 140B Although the second hook portion 32b on the position of face is not illustrated in fig. 8 with the relation of second groove 50b, also with the first hook portion 32a is identical with the relation of first groove 50a.

Therefore, Fig. 4 is different from the cross-wise direction of Fig. 8, first and second fulcrum 31a, 31b and first and second hook portion 32a, The relativeness of 32b and little window cover 140A, 140B in the case of fig. 8 be in the case of figure 4 identical.

In the above description, fenestra 130A with exchange components and parts adapter and adjustment components and parts or operation components and parts For object, fenestra 130B is with connector for communication as object, but it is also possible to suitably decouple these purposes or unified, and Appropriate design can be carried out to the size of fenestra, configuration.For example, will can fit for playing the various special of various optional functions The one of which of orchestration is connected with the adapter in fenestra, or the Pivot axle of little window cover is arranged on and the perisporium in Fig. 1 On the parallel direction of face 123 or peripheral wall surfaces 125.

In the above description, it is assumed that pedestal 110 and main body cover plate 120A, 120B have respectively four perisporiums 112～ 115th, 122～125, but it is also possible to for example make pedestal 110 that not there are four perisporiums and bottom surface 111 is only formed, and by one piece of circuit Substrate loads in main body cover plate 120A, 120B with four perisporiums.It is equally possible that for example make main body cover plate 120A, 120B does not have four perisporiums and only forms outer surface 121, and one piece of circuit substrate is loaded the pedestal 110 with four perisporiums It is interior, and fenestra is arranged on into the outer surface of main body cover plate, the little window cover switched to the fenestra is arranged on into pedestal side.

(2) main points and feature of embodiment 2

With regard to the invention described in claim 1, the electronic device unit 100B involved by embodiments of the present invention 2 is being received The outer surface 121 of the housing 210B of nano circuit substrate 10a and circuit components 11 is provided with the fenestra that can be used for maintenance test 130A, 130B, and electronic device unit 100B has little window cover 140A, 140B, little window cover 140A, 140B is with can be relative Installed in the mode of fenestra 130A, 130B free switch, above-mentioned housing 210B have first and second fulcrum 31a, 31b, first and second fulcrum 31a, 31b become the little window when the switching manipulation to above-mentioned little window cover 140A, 140B is carried out The center of rotation of 140A, 140B is covered, also, above-mentioned little window cover 140A, 140B is included by the embedded concave surface of first and second fulcrum First and second oval groove that 44a, 44b and first and second fulcrum embedded convex surface 45a, 45b are constituted, wherein, should First and second fulcrum embedded concave surface 44a, 44b are respectively embedded into above-mentioned first and second fulcrum 31a, 31b, this first and second Axle embedded convex surface 45a, 45b surround first and second fulcrum embedded concave surface 44a, 44b, make above-mentioned little window cover 140A, 140B Rotate to after vertical open position from the closed position of above-mentioned fenestra 130A, 130B, along above-mentioned first and second fulcrum 31a, At least a portion of above-mentioned little window cover 140A, 140B is pressed into above-mentioned housing by 31b and above-mentioned first and second groove 50a, 50b The inside of 210B, thus reducing projecting height of above-mentioned little window cover 140A, 140B in open position.

With regard to the invention described in claim 12, above-mentioned housing 210B is by mutually carrying out screw stop or the base being fitted and fixed with Seat 110 is constituted with main body cover plate 120B, and any one or two are provided with four in said base 110 or aforementioned body cover plate 120B Individual peripheral wall surfaces 112～115,122～125 are above-mentioned being fixed on receiving and fix one or more circuit substrate 10a～10c On circuit substrate 10a in any one in pedestal 110 or aforementioned body cover plate 120B, be mounted with variable resistance or switch be Representative adjustment components and parts or selection operation components and parts 13 or with the replacement components and parts with storage card or battery as representative or Person exchanges at least one of corresponding adapter 12 of components and parts, and above-mentioned fenestra 130A is arranged on aforementioned body cover plate 120B's On outer surface 121, the inside of fenestra 130A be configured with above-mentioned adjustment components and parts or selection operation components and parts 13 or with it is upper State and replace the corresponding adapter 12 of components and parts or exchange components and parts.

In addition, with regard to the invention described in claim 12, above-mentioned housing 210B is by mutually carrying out screw stop or chimeric solid Fixed pedestal 110 and main body cover plate 120B constituting, any one in said base 110 or aforementioned body cover plate 120B or two It is provided with four peripheral wall surfaces 112～115,122～125 to receive and fix one or more circuit substrate 10a～10c, solid On the circuit substrate 10a in one party in said base 110 or aforementioned body cover plate 120B, it is provided with for utilizing serial Signal line come to program means or setting the connector for communication 14 that external equipment of the display device as representative is attached, Above-mentioned fenestra 130B is arranged at the outer surface 121 of aforementioned body cover plate 120B, the inside of fenestra 130B be configured with for State the above-mentioned connector for communication 14 that external equipment is attached.As described above, in the pedestal and main body cover plate of composition housing Any one be provided with for using serial signal circuit come to program means or setting outside of the display device as representative and setting The standby connector for communication being attached, the inside of the fenestra being arranged on the outer surface of main body cover plate is configured with the communication and connects Connect device.

Therefore, with following characteristics：That is, even if not opening main body cover plate, also can by open little window cover come easily with The external equipment for using at the appropriate time as desired is attached, and can when external equipment is not connected to using little window cover come Communication close adapter.

Additionally, the electronic device unit involved by embodiments of the present invention 2 is also included described in claim 2 to 11 The involved structure of invention.

Additionally, the present invention in its invention scope can each embodiment of independent assortment, or each embodiment is fitted When deformation and omission.

Label declaration

10a～10c circuit substrates

11 circuit components

12 adapters

13 adjustment components and parts or selection operation components and parts

14 connector for communication

The fulcrums of 31a first

The fulcrums of 31b second

The hook portions of 32a first

The hook portions of 32b second

The guiding rails of 33a first

The guiding rails of 33b second

First back sides of 34a guide rail

Second back sides of 34b guide rail

The fulcrums of 35a first are embedded in inclined plane part

The fulcrums of 35b second are embedded in inclined plane part

The hook portions of 36a first are embedded in inclined plane part

The hook portions of 36b second are embedded in inclined plane part

The hook portions of 37a first extract inclined plane part out

The hook portions of 37b second extract inclined plane part out

38 adapter insert ports

39 adjustment windows

41 plate-like portions

The bending sections of 42a first

The bending sections of 42b second

43 tie-beams

The fulcrums of 44a first are embedded in concave surface

The fulcrums of 44b second are embedded in concave surface

The fulcrums of 45a first are embedded in convex surface

The fulcrums of 45b second are embedded in convex surface

The fulcrums of 46a first insert inclined plane part

The fulcrums of 46b second insert inclined plane part

The hook portions of 46aa first insert inclined plane part

The hook portions of 46bb second insert inclined plane part

The hook portions of 47a first depart from inclined plane part

The hook portions of 47b second depart from inclined plane part

The guiding rails of 48a first abut recess

The guiding rails of 48b second abut recess

50a first grooves

50b second grooves

100A, 100B electronic device unit

110 pedestals

111 bottom surfaces

112nd, 113,114,115 base peripheral wall face

120A, 120B main body cover plate

121 outer surfaces

122nd, the peripheral wall surfaces of 123,124,125 main body cover plates

126 inwalls

130A, 130B fenestra

131 Pivot axles

130i the first fenestra inner surfacies

130j the second fenestra inner surfacies

140A, 140B window cover (little window cover)

The fulcrum side end face of 1401 window covers

The anti-fulcrum side end face of 1402 window covers

1403 operation grooves

210A, 210B housing

G largest intervals

H height dimensions

L minimum end face distances

P rotary middle points

R internal face distances

T1 appearance face thicknesses

Y full-sizes

Claims

1. a kind of electronic equipment unit, it is characterised in that include：

Housing, the fenestra of the housing including maintenance test, and electronic device member is accommodated with inside it；

First and second fulcrum, first and second fulcrum is arranged in the housing, and relative with the first predetermined distance；And

Window cover, the window cover include can be mutually chimeric with first fulcrum first groove and can be mutually embedding with second fulcrum The second groove of conjunction, the window cover can be revolved at the center of first and second fulcrum described in after being fitted together to as rotary middle point Turn,

The window cover to prescribed direction in the state of the fenestra is closed, by fulcrum of described first and second fulcrum by revolving The opening fenestra is transferred, and in the state of the fenestra is opened, at least a portion of the window cover can be incorporated in institute The inside of fenestra is stated,

If the rotary middle point of the window cover is set to into P, by from the rotary middle point P to the window cover with the window Minimum end face distance till the relative end face of the inner surface in hole is set to L, by from the rotary middle point P of the window cover to institute State the appearance face thickness till the outer surface of window cover and be set to T1, by the end face of the inner surface of the fenestra and the window cover it Between interval be set to G, by the full-size from the rotary middle point P of the window cover to the end face of the window cover It is set to y,

Then the window cover meets the relation of L ＞ T1 and G >=y-L >=0.

2. electronic device unit as claimed in claim 1, it is characterised in that

Including back side guide rail, the back side guide rail is arranged at the inner surface of the fenestra,

Height dimension h of the back side guide rail from the inner surface of the fenestra is set as from the rotation of the window cover Center point P to the inner surface of the fenestra apart from R subtract each other with the appearance face thickness T1 after chi below the value that obtains It is very little.

3. electronic device unit as claimed in claim 1, it is characterised in that

The window cover includes plate-like portion, the first bending section being formed on an end of the plate-like portion, and is formed in institute The second bending section on another end relative with one end of plate-like portion is stated,

First bending section includes the embedded convex portion of the first fulcrum, and first surrounded by the embedded convex portion of first fulcrum Fulcrum is embedded in concave surface,

Second bending section includes the embedded convex portion of the second fulcrum, and second surrounded by the embedded convex portion of second fulcrum Fulcrum is embedded in concave surface,

The first groove is formed by the embedded convex portion of first fulcrum and the embedded concave surface of first fulcrum,

The second groove is formed by the embedded convex portion of second fulcrum and the embedded concave surface of second fulcrum,

The embedded convex portion of first fulcrum includes that the first fulcrum inserts inclined plane part, and first fulcrum inserts inclined plane part from described first The height dimension that the embedded concave surface of fulcrum rises is tapered into towards the outside of the embedded concave side of first fulcrum,

The embedded convex portion of second fulcrum includes that the second fulcrum inserts inclined plane part, and second fulcrum inserts inclined plane part from described second The height dimension that the embedded concave surface of fulcrum rises is tapered into towards the outside of the embedded concave side of second fulcrum,

When the window cover is attached to into the fenestra, the end of first and second fulcrum presses respectively described first and Two fulcrums insert inclined plane part, so that the plate-like portion bends, thus the end to make first and second fulcrum exceedes described First and second fulcrum is embedded in inclined plane part, so as to mutually chimeric with described first and second groove respectively.

4. electronic device unit as claimed in claim 3, it is characterised in that include：

First and second hook portion, first and second hook portion is arranged in the housing, and relative with the second predetermined distance；

First hook portion inserts inclined plane part, and the first hook portion insertion inclined plane part is arranged at the embedded convex portion of first fulcrum, and it is certainly The height dimension that the embedded concave surface of first fulcrum rises is tapered into towards the outside of the embedded concave side of first fulcrum；

Second hook portion inserts inclined plane part, and the second hook portion insertion inclined plane part is arranged at the embedded convex portion of second fulcrum, and it is certainly The height dimension that the embedded concave surface of second fulcrum rises is tapered into towards the outside of the embedded concave side of second fulcrum；

First hook portion departs from inclined plane part, and first hook portion departs from inclined plane part and is arranged at the embedded convex portion of first fulcrum, and it is certainly The height dimension that the embedded concave surface of first fulcrum rises is tapered into towards the inner side of the embedded concave side of first fulcrum；With And

Second hook portion departs from inclined plane part, and second hook portion departs from inclined plane part and is arranged at the embedded convex portion of second fulcrum, and it is certainly The height dimension that the embedded concave surface of second fulcrum rises is tapered into towards the inner side of the embedded concave side of second fulcrum,

When the window cover is attached to into the fenestra, the end of first and second hook portion presses respectively described first and Two hook portions insert inclined plane part, so that the plate-like portion bends, thus the end to make first and second hook portion exceedes described First and second fulcrum is embedded in inclined plane part, so as to mutually chimeric with described first and second groove respectively,

Described to open rotate the window cover as Pivot axle with the imaginary line for connecting first and second fulcrum During fenestra, described first and second hook portion of end pressing of first and second hook portion departs from inclined plane part, so that the tabular Portion bends, and thus the end to make first and second hook portion departs from from described first and second groove,

When making the window cover be rotated to close the fenestra around the Pivot axle, first and second hook portion End presses respectively described first and second hook portion insertion inclined plane part, so that plate-like portion bending, thus making described first And second the end of hook portion exceed the embedded inclined plane part of described first and second fulcrum, so as to respectively with described first and second groove It is mutually chimeric.

5. electronic device unit as claimed in claim 4, it is characterised in that

The plate-like portion include tie-beam, the tie-beam with the direction of one end and another end vertical on prolong Stretch, so as to connect first bending section and second bending section,

When the window cover closes the fenestra, first fulcrum is in the company away from the tie-beam and first bending section It is mutually chimeric with the first groove of the window cover at the position of socket part predetermined distance,

When the window cover closes the fenestra, second fulcrum is in the company away from the tie-beam and second bending section It is mutually chimeric with the second groove of the window cover at the position of predetermined distance described in socket part,

When the window cover closes the fenestra, first hook portion is in the company away from the tie-beam and first bending section It is mutually chimeric with the first groove of the window cover at the position of the distance of more than 1/2 of predetermined distance described in socket part,

When the window cover closes the fenestra, second hook portion is in the company away from the tie-beam and second bending section It is mutually chimeric with the second groove of the window cover at the position of the distance of more than 1/2 of predetermined distance described in socket part,

The end of first fulcrum includes that the embedded inclined-plane of the first fulcrum that inclined plane part is abutted against can be inserted with first fulcrum Portion,

The end of second fulcrum includes that the embedded inclined-plane of the second fulcrum that inclined plane part is abutted against can be inserted with second fulcrum Portion,

The end of first hook portion includes that the embedded inclined-plane of the first hook portion that inclined plane part is abutted against can be inserted with first hook portion Portion, and the first hook portion extraction inclined plane part that inclined plane part is abutted against can be departed from first hook portion,

The end of second hook portion includes that the embedded inclined-plane of the second hook portion that inclined plane part is abutted against can be inserted with second hook portion Portion, and the second hook portion extraction inclined plane part that inclined plane part is abutted against can be departed from second hook portion.

6. the electronic device unit as described in claim 4 or 5, it is characterised in that

Second predetermined distance is set greater than into first predetermined distance.

7. the electronic device unit as described in claim 4 or 5, it is characterised in that

Described first and second fulcrum insertion inclined plane part and the maximum drop of the embedded concave surface of described first and second fulcrum are set It is the maximum drop more than described first and second hook portion insertion inclined plane part with the embedded concave surface of described first and second fulcrum.

8. electronic device unit as claimed in claim 4, it is characterised in that include：

First guiding rail, first guiding rail is provided projectingly described in vertical with the Pivot axle of the window cover On the inner surface of fenestra, and at the position between first fulcrum and first hook portion, with the Pivot axle Vertical side upwardly extends；

Second guiding rail, second guiding rail is provided projectingly described in vertical with the Pivot axle of the window cover On another inner surface of fenestra, and at the position between second fulcrum and second hook portion, with the rotation The side of central axis upwardly extends；And

Back side guide rail, the back side guide rail is provided projectingly in the fenestra parallel with the Pivot axle of the window cover On surface, and upwardly extend in the side vertical with the Pivot axle,

The window cover clamped by described first and second guiding rail and the back side guide rail, so as to be accommodated in the fenestra It is interior.

9. electronic device unit as claimed in claim 8, it is characterised in that

First bending section of the window cover includes to offset with the fore-end of first guiding rail for the window cover The the first guiding rail recess for connecing,

Second bending section of the window cover includes that can abut against with the fore-end of second guiding rail second draws Guide rail abuts recess,

Described first and second guiding rail abuts that recess is trapezoidal or circular shape,

The leading section of first and second guiding rail is trapezoidal or circular shape,

When the window cover closes the fenestra, described first and second guiding rail abut recess with it is described first and second The leading section of guiding rail abuts against, thus carrying out centripetal movement so that the interior table of the end face of the window cover and the fenestra The gap in face is maintained at given size.

10. electronic device unit as claimed in claim 1, it is characterised in that

The housing includes pedestal and the main body cover plate interfixed in the detached mode of energy,

The circuit substrate as the electronic device member is accommodated with least one of the pedestal or the main body cover plate,

The circuit substrate includes at least a certain components and parts in following components and parts：That is, for can become resistance or switch into Row adjustment or the operation components and parts for selecting, either battery replacement components and parts or the corresponding company of components and parts is exchanged with storage card Device is connect, for connecting the connector for communication of external equipment using serial signal circuit,

There are one or more described fenestras as opening, at least one is configured with inside it on the outer surface of the main body cover plate The components and parts are planted, so as to close the fenestra using window cover one or more described.

11. a kind of electronic equipment units, it is characterised in that include：

If the rotary middle point of the window cover is set to into P, by from the rotary middle point P to the window cover with the window Minimum end face distance till the relative imaginary end face of the inner surface in hole is set to L, by from the rotary middle point P of the window cover Appearance face thickness to the outer surface of the window cover is set to T1, by the vacation of the inner surface of the fenestra and the window cover Think that the interval between end face is set to G, by from the rotary middle point P of the window cover to the inner surface of the fenestra away from From being set to R,

Then the window cover meets the relation of L ＞ T1, and, the window cover includes the shape of the part with circular arc, and has It is prominent, with the end face relative with the inner surface of the fenestra and full to the inner surface side of the fenestra from the imaginary end face The relation of sufficient y≤R, wherein, the circular arc centered on the rotary middle point P, and with regulation radius y.

12. electronic device units as claimed in claim 11, it is characterised in that

13. electronic device units as claimed in claim 11, it is characterised in that

14. electronic device units as claimed in claim 13, it is characterised in that include：

15. electronic device units as claimed in claim 14, it is characterised in that

16. electronic device units as described in claims 14 or 15, it is characterised in that

17. electronic device units as described in claims 14 or 15, it is characterised in that

18. electronic device units as claimed in claim 14, it is characterised in that include：

19. electronic device units as claimed in claim 18, it is characterised in that

20. electronic device units as claimed in claim 11, it is characterised in that