CN208242096U - Electronic equipment - Google Patents
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- Publication number
- CN208242096U CN208242096U CN201590001596.5U CN201590001596U CN208242096U CN 208242096 U CN208242096 U CN 208242096U CN 201590001596 U CN201590001596 U CN 201590001596U CN 208242096 U CN208242096 U CN 208242096U
- Authority
- CN
- China
- Prior art keywords
- frame
- electronic equipment
- shielding shell
- shell
- circuit board
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R11/00—Arrangements for holding or mounting articles, not otherwise provided for
- B60R11/02—Arrangements for holding or mounting articles, not otherwise provided for for radio sets, television sets, telephones, or the like; Arrangement of controls thereof
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B33/00—Constructional parts, details or accessories not provided for in the other groups of this subclass
- G11B33/02—Cabinets; Cases; Stands; Disposition of apparatus therein or thereon
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K9/00—Screening of apparatus or components against electric or magnetic fields
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Mechanical Engineering (AREA)
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
- Mounting Of Printed Circuit Boards And The Like (AREA)
- Casings For Electric Apparatus (AREA)
Abstract
Electronic equipment (300) has: (1') shielding shell (1), the electromagnetic shielding piece by being bent into box-like are constituted;Electronic circuit board (2) is housed in shielding shell (1);And the frame (4) of metal plate, it is arranged along a part of shielding shell (1), electronic circuit board (2) is fixed on frame (4), and frame (4) can be relative to external mounted member (7) installation being arranged in main part (100).
Description
Technical field
The utility model relates to electronic equipments.
Background technique
Generally, electronic equipment has the electronic circuit board for being equipped with electronic component, constitutes performance by the electronic component
The circuit of the function of the electronic equipment.Electronic circuit board is contained in the cabinet of metal plate by existing electronic equipment, and
The opening portion of cabinet is equipped with the lid of metal plate.The metal plate of overlay electronic circuit substrate plays so-called " electromagnetic shielding "
Function, prevent by be installed on electronic circuit board circuit generate electromagnetism wave direction electronic equipment external leakage, and prevent because
The electromagnetic wave that generates outside electronic equipment and so that the circuit is generated malfunction.In addition, the metal plate also plays dust-proof function, prevent
Dust invades the circuit.
Existing electronic equipment there are problems that increasing weight because of the cabinet of metal plate and lid.It is asked for this
Topic proposes and utilizes flexible sheet component, the i.e. so-called " electromagnetic screen for being laminated insulator layer and conductor layer
Cover piece " structure that is packed in electronic circuit board (for example, referring to patent document 1).According to this structure, it is electromagnetically shielded the conduction of piece
Body layer plays the function of electromagnetic shielding, and does not need the cabinet and lid of metal plate, so that electronic equipment be made to become light-duty.
Patent document 1: Japanese Patent Publication 2-144196 bulletin
The disk set of patent document 1 is provided with braced frame in shielding shell, is fixed with printing in the braced frame
Circuit board.In addition, the disk set of patent document 1 is provided with metal bracket in the outer surface portion of shielding shell, by the support
Frame is fixed on mechanical pedestal.That is, the fixed use that the disk set of patent document 1 is fixed relative to shielding shell by printed circuit board
The different component structure of component for fixing (bracket) that component (braced frame) and shielding shell are fixed relative to mechanical pedestal
At to there are problems that number of components increase.In addition, due to the increase of number of components, in the presence of being unable to fully mitigate
The problem of weight.
Utility model content
The utility model is to solve that project as described above is made, and it is an object of the present invention to provide one kind can be using electricity
Magnetic screen piece mitigates weight, and can reduce number of components and further mitigate the electronic equipment of weight.
The electronic equipment of the utility model is characterized in that having: shielding shell, by the electromagnetic shielding for being bent into box-like
Piece is constituted;Electronic circuit board is housed in shielding shell;And the frame of metal plate, along the one of shielding shell
Part is arranged, and electronic circuit board is fixed on frame, and frame can be installed relative to mounted member, the attached portion
Part is set to the outside of electronic device body.
In addition, frame is included along the first position of the bottom surface sections of shielding shell and along the side surface part for shielding shell
Second position, electronic circuit board are fixed on bottom surface sections and first position.
In addition, having multiple frames, each frame is respectively arranged at the mutually opposed side surface part of shielding shell.
In addition, having multiple frames, each frame is respectively arranged at the corner of shielding shell.
In addition, being provided with separator between electronic circuit board and bottom surface sections, it is installed on the electronics of electronic circuit board
Component is configured at the clearance portion formed between electronic circuit board and bottom surface sections by separator.
In addition, first position is formed with the protrusion of the inside protrusions towards shielding shell, it is installed on electronic circuit board
Electronic component is configured at the clearance portion formed between electronic circuit board and bottom surface sections by protrusion.
In addition, electromagnetic shielding piece is laminated with insulator layer and conductor layer, the interior table of shielding shell is made of insulator layer
Face, and the outer surface portion for shielding shell is made of conductor layer.
In addition, electromagnetic shielding piece is laminated with insulator layer and conductor layer, the appearance of shielding shell is made of insulator layer
Face, and the inner surface portion for shielding shell is made of conductor layer.
In addition, frame is arranged along the outer surface portion of shielding shell.
In addition, frame is arranged along the inner surface portion of shielding shell.
In addition, shielding shell and frame are contained in the shell of resin.
In addition, mounted member is made of the metal component of electrical ground, shielding shell is electrically connected with mounted member.
In addition, electronic equipment is characterized in that, it is vehicle-mounted electronic device.
The electronic equipment of the utility model is constituted as described above, therefore can mitigate weight using electromagnetic shielding piece,
And number of components can be reduced and further mitigate weight.
Detailed description of the invention
Fig. 1 is the perspective view for indicating the major part of electronic equipment of the embodiments of the present invention 1.
Fig. 2 is the cross-sectional view along the A-A ' line of Fig. 1.
Fig. 3 is the exploded perspective view of the state after the electromagnetic shielding piece expansion indicated the embodiments of the present invention 1.
Fig. 4 is the exploded perspective for indicating the state before the shielding shell installation frame of the embodiments of the present invention 1
Figure.
Fig. 5 is the cross-sectional view for indicating the major part of other electronic equipments of the embodiments of the present invention 1.
Fig. 6 is the exploded perspective view for indicating the major part of other electronic equipments of the embodiments of the present invention 1.
Fig. 7 is the perspective view for indicating the major part of electronic equipment of the embodiments of the present invention 2.
Fig. 8 is the cross-sectional view along the A-A ' line of Fig. 7.
Fig. 9 is the exploded perspective view of the state after the electromagnetic shielding piece expansion indicated the embodiments of the present invention 2.
Figure 10 is the exploded perspective view for indicating the major part of electronic equipment of the embodiments of the present invention 3.
Figure 11 is the exploded perspective view for indicating the major part of other electronic equipments of the embodiments of the present invention 3.
Specific embodiment
Hereinafter, in order to be illustrated in more detail to the utility model, with reference to the accompanying drawings to for implementing the utility model
Mode is illustrated.
Embodiment 1.
Fig. 1 is the perspective view for indicating the major part of electronic equipment of the embodiments of the present invention 1.Fig. 2 be along
The cross-sectional view of the A-A ' line of Fig. 1.Referring to Fig.1 and Fig. 2, for the electronic equipment 300 of embodiment 1, to constitute vehicle-mounted number
It is illustrated centered on the example of word TV tuner.
Shielding shell 1 is made of the electromagnetic shielding piece for being bent into substantially box-like.That is, shielding shell 1 includes substantially rectangular shape
Bottom surface sections 11, be respectively perpendicular the side surface part 12a~12d for being set to edge part corresponding with the four edges of bottom surface sections 11 and
The upper surface part 13 continuous and substantially parallel with bottom surface sections 11 from one of side surface part 12c.
Electromagnetic shielding piece is the component of insulator layer 14 and the stacking of conductor layer 15 and flexible sheet, described exhausted
Edge body layer 14 is made of insulators such as PET (Poly Ethylene Terephthalate) resins, and the conductor layer 15 is by aluminium
Equal electric conductors are constituted.Electromagnetic shielding piece is for example by being pasted on PET film for aluminium foil or manufacturing aluminium-vapour deposition in PET film.
As shown in Fig. 2, the inner surface portion of shielding shell 1 is made of the insulator layer 14 of electromagnetic shielding piece, by being electromagnetically shielded
The conductor layer 15 of piece constitutes the outer surface portion of shielding shell 1.
Electronic circuit board 2 is contained in shielding shell 1.The ministry of electronics industry is installed in the surface element of electronic circuit board 2
Part 21, overleaf portion is also equipped with electronic component 22.It is made of these electronic components 21,22 and plays digital TV tuner
The circuit of function.
The back part of electronic circuit board 2 is opposed with the shielding bottom surface sections 11 of shell 1, at the back side of electronic circuit board 2
Generally cylindrical separator 3 is provided between portion and the bottom surface sections 11 for shielding shell 1.Using separator 3 in electronic circuit base
Clearance portion 31 is formed between the back part of plate 2 and the bottom surface sections 11 for shielding shell 1.It is installed on the back side of electronic circuit board 2
The electronic component 22 in portion is configured at the clearance portion 31.
The frame 4 of metal plate is provided with along a part of the outer surface portion of shielding shell 1.Frame 4 include along
Shield the first position 41 of the bottom surface sections 11 of shell 1 and the second position 42 of side surface part 12a~12d along shielding shell 1.
In the example of Fig. 1 and Fig. 2, along the setting of side surface part 12b, 12d there are two frame 4, side surface part 12b, 12d is
Mutually opposed side surface part in side surface part 12a, 12b, 12d different from the continuous side surface part 12c of upper surface part 13.That is, one
The frame 4 of side is included along the second position 42 of side surface part 12b and continuous along the slave side surface part 12b in bottom surface sections 11
The first position 41 of a part.The frame 4 of another party is included along the second position 42 of side surface part 12d and along bottom surface sections 11
In the continuous a part of slave side surface part 12d first position 41.Said frame 4 is that " L shape is curved by metal plate so-called
It is bent " processing and manufacture.
It is arranged in the first position 41 of electronic circuit board 2, separator 3, the bottom surface sections 11 for shielding shell 1 and frame 4
There is interconnected through hole, which passes through for screw 5.Screw 5 is combined on to be formed in the through hole of first position 41
Thread, to fasten and fix electronic circuit board 2, separator 3, shielding shell 1 and frame 4 together.
Side surface part 12b, 12d of shielding shell 1 and the second position 42 of frame 4 are provided with interconnected perforation
Hole, the through hole pass through for metal screw 6.Frame 4 is screwed to mounted member 7 by screw 6 to be consolidated
It is fixed.Mounted member 7 be set to electronic equipment 300 outside and electrical ground metal component.Specifically, for example by
Installing component 7 is to be set to bracket or pedestal of the vehicle equipped with electronic equipment 300 etc..
It shields shell 1 and plays dust-proof function by the shape for being packed in electronic circuit board 2.That is, shielding shell 1 is anti-
Only dust intrusion is installed on the circuit of electronic circuit board 2.
In addition, the conductor layer 15 for being set to the outer surface portion of shielding shell 1 is abutted with frame 4, thus conductor layer 15
It is electrically connected between frame 4.And then by the way that frame 4 is screwed to mounted member 7, thus frame 4 and mounted member 7
It abuts, is electrically connected between frame 4 and mounted member 7.That is, the conductor layer 15 that electronic circuit board 2 is packed in is via frame 4
It is electrically connected with mounted member 7, it is thus electrically grounded.Its result shields the function that shell 1 plays electromagnetic shielding, prevents by being installed on
300 external leakage of electromagnetism wave direction electronic equipment that the circuit of electronic circuit board 2 generates, and prevent because outside electronic equipment 300
The electromagnetic wave of generation and make the circuit generate malfunction.
The main part of electronic equipment 300 is made of shielding shell 1, electronic circuit board 2, separator 3 and frame 4
100。
Next, being illustrated referring to Fig. 3 and Fig. 4 to the assemble method of main part 100.In addition in the initial state,
Electronic component 21,22 is installed in advance in electronic circuit board 2.
Firstly, as shown in figure 3, making to be electromagnetically shielded the state that piece 1 ' is in expansion.Electromagnetic shielding piece 1 ' includes outer with shielding
The corresponding position 11 ' of bottom surface sections 11, position 12a '~12d ' corresponding with side surface part 12a~12d and and the upper surface of shell 1
The corresponding position 13 ' in portion 13.Electromagnetic shielding piece 1 ' is unfolded in the state of keeping insulator layer 14 vertical upward.
Then, separator 3 is loaded at position 11 ' corresponding with the electromagnetic shielding bottom surface sections 11 of piece 1 '.Then, in separator
Electronic circuit board 2 is loaded on 3.
Then, bending is carried out to electromagnetic shielding piece 1 ' so that electronic circuit board 2 to be packed in.As a result, as shown in figure 4, shape
At the shielding shell 1 of substantially box-like.
Next, along the outer surface portion Configuration Framework 4 of shielding shell 1.
Then, screw 5 is made to pass through the bottom surface of the through hole of electronic circuit board 2, the through hole of separator 3, shielding shell 1
The screw hole of the first position 41 of the through hole and frame 4 in portion 11, so that these components be fastened together and fixed.At this point,
Shield shell 1 side surface part 12a, 12c or upper surface part 13 be equipped with through hole (not shown), so as to make screw 5 from
The through hole enters in shielding shell 1, and the front end of the tools such as screwdriver can be made to enter shielding shell 1 from the through hole
It is interior and tighten screw 5.
Next, make screw 6 by the through hole of the second position 42 of the through hole of mounted member 7, frame 4 and
The through hole of side surface part 12b, 12d of shell 1 is shielded, and is fixed by screw threads for fastening.Screw 6 is for example combined on
The thread formed in the through hole at two positions 42.
Alternatively, it is also possible to which frame 4 is arranged first, and with frame 4 cooperatively configure electromagnetic shielding piece 1 ', separator 3 with
And electronic circuit board 2.Thereby, it is possible to prevent separator 3 relative to the positional shift of frame 4.
In addition, screw 6 can also be from the inside of main part 100 passing through by side surface part 12b, 12d and second position 42
Through-hole, and it is combined on the screw hole of mounted member 7.
Next, being illustrated to the effect of electronic equipment 300.
For the electronic equipment 300 of embodiment 1, the shielding shell 1 being made of electromagnetic shielding piece 1 ' is played
Electromagnetic shielding and dust-proof function.Thereby, it is possible to ensure electromagnetic shielding and dust-proof function, and electronic equipment can be made
300 than use metal plate cabinet and lid existing structure it is light-dutyer.
In addition, for the disk set of patent document 1, component for fixing of the printed circuit board relative to shielding shell
(braced frame) and shielding shell are made of relative to the component for fixing (bracket) of mechanical pedestal different components, and there are components
The problem of number of packages increases and cannot fully mitigate weight.
On the other hand, the electronic equipment 300 of embodiment 1 is the frame that electronic circuit board 2 is fixed on to metal plate
Frame 4, and the structure that the frame 4 is installed on mounted member 7 to be fixed.Make two kinds like that with patent document 1 as a result,
Component for fixing is that the structure of different components is compared, and can reduce number of components.In addition, by the reduction of number of components, it can
Making electronic equipment 300 further becomes light-duty.
In addition, for the disk set of patent document 1, the outer surface portion of shielding shell is made of resin sheet, and
Inner surface portion is provided with conductive film.Therefore exist when flexible shielding casing deformation, shield the conductive film and print of shell
The contact such as electronic component on printed circuit board, thus the problem of the corrosion etc. of the short circuit or metal parts of generation circuit.
In contrast, for the electronic equipment 300 of embodiment 1, by 14 structure of insulator layer of electromagnetic shielding piece 1 '
At the inner surface portion of shielding shell 1, and the outer surface portion for shielding shell 1 is made of the conductor layer of electromagnetic shielding piece 1 ' 15.
Thus when flexible shielding shell 1 deforms, what is contacted with electronic component 21,22 is insulator layer 14, can prevent from leading
The contact of electrics layer 15.Its result can prevent from being installed on the short circuit of the circuit of electronic circuit board 2 and the corruption of metal parts
The generation of erosion etc..
In addition, showing the L shape bending machining by metal plate in Fig. 1 and Fig. 2 to manufacture frame 4, and along side
The second position 42 of facial 12b, 12d is arranged through hole and frame 4 is installed on to the structure of mounted member 7, but the shape of frame 4
It's not limited to that for shape and mounting structure.Such as can also be as shown in Figure 5 main part 101 like that, be by metal plate
So-called " Z-shaped bending " processes to manufacture frame 4, is formed and the third portion substantially parallel along the first position 41 of bottom surface sections 11
Position 43, makes screw 6 be fixed on the structure of mounted member 7 by the through hole at third position 43.
In addition, frame 4 is not limited to be arranged along two mutually opposed side surface parts 12b, 12d.Such as it can also be with
Main part 102 as shown in FIG. 6 is provided with two generally cylindrical frames like that, in the mutually opposed corner of shielding shell 1
4.In this case, the frame 4 of a side includes the second position 42 along two side surface parts 12c, 12d adjacent to each other and edge
The first position 41 of continuous a part of slave side surface part 12c, 12d in bottom surface sections 11.The frame 4 of another party include along
The second position 42 of side surface part 12a, 12b adjacent to each other and continuous along slave side surface part 12a, 12b in bottom surface sections 11
The first position 41 of a part.Said frame 4 can also be manufactured by the L shape bending machining of metal plate.
In addition, the number of frame 4 is not limited to two.Such as can be shown in Fig. 6 main part 102 in, the bottom of by
The corner that face 11 and side surface part 12b, 12c are formed increases frame 4, can also by bottom surface sections 11 and side surface part 12a,
The corner that 12d is formed increases frame 4.
In addition, as long as frame 4 can be installed relative to mounted member 7, towards mounted member 7 fixation not
It is defined in the screw threads for fastening carried out by screw 6.Such as it is also possible to flowering structure: one of the metal plate of frame 4 will be constituted
It has cut and has formed jam piece, and formed in mounted member 7 by jam piece or hole portion, passed through the elasticity by jam piece
Deformation by the jam piece jam in by so-called " being clasped " of jam piece or hole portion, to frame 4 is installed on mounted
Component 7.Either it is also possible to flowering structure: at least one party's installation magnet in frame 4 or mounted member 7, and by
The magnetic force of the magnet is installed.Alternatively, being also possible to the structure installed using double-sided adhesive or bonding agent etc..
In addition, showing the structure for tightening screw 5 from the inside of shielding shell 1 in Fig. 1 and Fig. 2, but screw 5 can also
To be tightened from the outside of shielding shell 1.In this case, screw thread is formed instead of the through hole of the first position 41 in frame 4
Tooth, and screw screw 5 with the nut being arranged on electronic circuit board 2.In addition, electronic circuit board 2 is solid relative to frame 4
Fixed method is not limited to screw threads for fastening, such as also can replace screw 5 and use rivet etc..
Alternatively, it is also possible to become the outer surface portion for being made of shielding shell 1 insulator layer 14 of electromagnetic shielding piece 1 ', and
The inner surface portion that shielding shell 1 is made of conductor layer 15, will be between conductor layer 15 and frame 4 by metal screw 6
The structure of electrical connection.In this case, the cabinet and lid of metal plate are not needed, so as to become electronic equipment 300 yet
Must be light-duty, and number of components can be reduced and further become light-duty.However, as described above from preventing conductor layer 15
From the perspective of contacting with electronic component 21,22, the inner surface portion for more preferably shielding shell 1 is made of insulator layer 14.In addition,
From the viewpoint of increasing the contact area between conductor layer 15 and frame 4 come being reliably electrically connected, more preferably by leading
Electrics layer 15 constitutes the outer surface portion of shielding shell 1.
In addition, the material of insulator layer 14 is not limited to PET resin, the material of conductor layer 15 is not limited to aluminium.In addition,
Electromagnetic shielding piece 1 ' also can have three layers or more of stepped construction.As long as being electromagnetically shielded piece 1 ' at least has by insulator structure
At insulator layer 14 and the conductor layer 15 that is made of electric conductor, and play the function of electromagnetic shielding sheet component i.e.
Can, it can be made of arbitrary material.
Alternatively, it is also possible to extend the edge part for being electromagnetically shielded position 13 ' corresponding with upper surface part 13 in piece 1 ', and
It is bent into after substantially box-like and is adhered to side surface part 12b, 12d or side surface part 12a using the extension as paste portion is applied.Equally,
Position 12a ' corresponding with side surface part 12a, 12c in piece 1 ' can also be made to be electromagnetically shielded, the edge part of 12c ' extends, and rolling over
It curves and is adhered to side surface part 12b, 12d using the extension as paste portion is applied after substantially box-like.Thus it enables that shielding shell 1
Dimensionally stable can prevent from forming gap between each face of shielding shell 1.
In addition, the shape of shielding shell 1 is not limited to stringent box-like.Such as it is also possible to scratching because of electromagnetic shielding piece 1 '
It is bent and make the shape that each face for shielding shell 1 generates deformation or corner is rounded.Alternatively, it is also possible to constitute are as follows: Fig. 1 with
And in main part 100 shown in Fig. 2, side surface part 12b, 12d removes central portion and only leaves edge part, makes leading for the edge part
Electrics layer 15 and frame 4 are abutted and be electrically connecteds, and are played by electromagnetic shielding piece 1 ' and frame 4 and to be electromagnetically shielded and dust-proof
Function.In addition, being also provided in addition to entering screw 5,6 in shielding shell 1 and other than the through hole for passing through tool
The various through holes used when assembling main part 100.In addition it is also possible to according to the space constraints etc. generated by mounted member 7,
Be formed as the box-like being made of the polyhedron other than hexahedron.The meaning of the term of " box-like " recorded in claims hereof
Justice is not limited to stringent box-like, also includes the shape of above-mentioned substantially box-like.
In addition, the purposes of electronic equipment 300 is not limited to digital TV tuner, also it is not limited to vehicle-mounted electronics and sets
It is standby.The electronic equipment 300 of embodiment 1 plays lightness in the electrical equipment of any purposes and reduces number of components
Effect.Wherein, especially in the electronic equipment for being equipped on the moving bodys such as vehicle, raising combustion is further played by lightness
The effect of oily efficiency etc..
As described above, the electronic equipment 300 of embodiment 1 has: shielding shell 1, by the electromagnetism for being bent into box-like
Piece 1 ' is shielded to constitute;Electronic circuit board 2 is contained in shielding shell 1;And the frame 4 of metal plate, along shielding
A part setting of shell 1, electronic circuit board 2 is fixed on frame 4, and frame 4 can be relative in electronic device body
The external mounted member 7 being arranged of (main part 100,101,102) is installed.Thereby, it is possible to ensure be electromagnetically shielded and it is dust-proof
Function, and can make electronic equipment 300 than use metal plate cabinet and lid existing structure it is light-dutyer.Separately
Outside, by the way that electronic circuit board 2 is fixed on frame 4, and the frame 4 is installed on mounted member 7 and is fixed, from
And compared with the structure of patent document 1, the number of components of component for fixing can be reduced, and electronic equipment 300 into one can be made
Step becomes light-duty.
In addition, frame 4 includes the first position 41 along the bottom surface sections 11 of shielding shell 1 and the side along shielding shell
The second position 42 of facial 12a~12d, electronic circuit board 2 are screwed to bottom surface sections 11 and first position 41.Thus, it is possible to
Enough first positions 41 that electronic circuit board 2 is fixed on to frame 4.In addition, by along shielding shell side surface part 12a~
The second position 42 of 12d, can reduce the usage amount of metal plate and electronic equipment 300 is made to become light-duty, and can be according to need
It wants and ensures intensity etc., to realize taking into account for weight and intensity.
In addition, electronic equipment 300 has multiple frames 4, each frame 4 is respectively arranged at the mutually opposed of shielding shell 1
Side surface part 12b, 12d.Alternatively, electronic equipment 300 has multiple frames 4, each frame 4 is respectively arranged at shielding shell 1
Corner.The configuration of said frame 4 is particularly preferred configuration at the aspect of taking into account of the weight and intensity of realizing electronic equipment 300.
In addition, electromagnetic shielding piece 1 ' is laminated with insulator layer 14 and conductor layer 15, it is outer that shielding is made of insulator layer 14
The inner surface portion of shell 1, and the outer surface portion for shielding shell 1 is made of conductor layer 15.By the way that insulator layer 14 is configured at
The inner surface portion of shell 1 is shielded, so that conductor layer 15 and electronics can be prevented when the deformation of flexible shielding shell 1
Component 21,22 contacts, and prevents the short circuit of circuit and the corrosion of metal parts.In addition, by the way that frame 4 is outer along shielding
The outer surface portion of shell 1 is arranged, and can increase the contact area between conductor layer 15 and frame 4 to reliably be electrically connected
It connects.
In addition, being provided with separator 3 between electronic circuit board 2 and bottom surface sections 11, it is installed on electronic circuit board 2
Electronic component 22 is configured at the clearance portion 31 formed between electronic circuit board 2 and bottom surface sections 11 by separator 3.It is logical
Setting separator 3 is crossed, to mitigate the restriction in the height of the electronic component 22 of the back part installation of electronic circuit board 2, energy
Enough improve the freedom degree of circuit design.
In addition, mounted member 7 is made of the metal component of electrical ground, shielding shell 1 is electrically connected with mounted member 7
It connects.Thus, it is possible to ensure the electro-magnetic screen function based on shielding shell 1.
Embodiment 2.
Fig. 7 is the perspective view for indicating the major part of electronic equipment of the embodiments of the present invention 2.Fig. 8 be along
The cross-sectional view of the A-A ' line of Fig. 7.Referring to Fig. 7 and Fig. 8, the electronic equipment 300 of embodiment 2 is illustrated.In addition, right
Component parts identical with the electronic equipment 300 of embodiment 1 marks identical appended drawing reference and omits the description.
Shielding shell 1 is made of the electromagnetic shielding piece for being bent into substantially box-like.As shown in figure 8, by the exhausted of electromagnetic shielding piece
Edge body layer 14 constitutes the outer surface portion of shielding shell 1, and the inner surface of shielding shell 1 is made of the conductor layer 15 of electromagnetic shielding piece
Portion.
The frame 4 of metal plate is provided with along a part of the inner surface portion of shielding shell 1.Fig. 7's and Fig. 8
In example, along side mutually opposed in side surface part 12a, 12b, the 12d different from the continuous side surface part 12c of upper surface part 13
There are two frames 4 for facial 12b, 12d setting.That is, the frame 4 of a side is included along the second position 42 of side surface part 12b and edge
The first position 41 of continuous a part of slave side surface part 12b in bottom surface sections 11.The frame 4 of another party is included along side
The second position 42 of portion 12d and first position 41 along the continuous a part of the slave side surface part 12d in bottom surface sections 11.
The conductor layer 15 for being set to the inner surface portion of shielding shell 1 is abutted with frame 4, thus conductor layer 15 and frame
It is electrically connected between 4.Furthermore frame 4 is screwed to by mounted member 7 by using metal screw 6, thus frame 4
It is electrically connected between mounted member 7 via screw 6.That is, the conductor layer 15 that electronic circuit board 2 is packed in is via screw
6 and be electrically connected with mounted member 7, thus electrically grounded.Its result shields the function that shell 1 plays electromagnetic shielding, prevents by pacifying
300 external leakage of electromagnetism wave direction electronic equipment that circuit loaded on electronic circuit board 2 generates, and prevent because in electronic equipment
The electromagnetic waves that generate outside 300 and so that the circuit is generated malfunction.In addition, shielding shell 1 plays dust-proof function.
The main part of electronic equipment 300 is made of shielding shell 1, electronic circuit board 2, separator 3 and frame 4
200。
Next, being illustrated referring to assemble method of the Fig. 9 to main part 200.In addition, in the initial state, in electronics
Circuit substrate 2 is equipped with electronic component 21,22 in advance.
Firstly, as shown in figure 9, making to be electromagnetically shielded the state that piece 1 ' is in expansion.Electromagnetic shielding piece 1 ' makes insulator layer
14 it is vertical downwards in the state of be unfolded.
Then, the position 11 ' corresponding with bottom surface sections 11 in electromagnetic shielding piece 1 ' loads frame 4.Next, in frame
Separator 3 is loaded on 4, and electronic circuit board 2 is loaded on separator 3.
Next, 1 ' bending of piece will be electromagnetically shielded so that electronic circuit board 2 and frame 4 to be packed in.It is consequently formed big
Cause the shielding shell 1 of box-like.
Then, screw 5 is made to pass through the first position of the through hole of electronic circuit board 2, the through hole of separator 3, frame 4
41 through hole and shield shell 1 bottom surface sections 11 through hole, these components are fastened together and are fixed.For example,
Nut (not shown) is set in the lower part of shielding shell 1, and screws screw 5 with the nut.At this point, in the side of shielding shell 1
Facial 12a, 12c or upper surface part 13 are equipped with through hole (not shown), so as to enter screw 5 from the through hole
It shields in shell 1, and the tools such as screwdriver can be made to tighten screw 5 by the through hole.
Next, screw 6 is made to pass through the through hole of mounted member 7, the perforation of side surface part 12b, 12d of shielding shell 1
The through hole of the second position 42 of hole and frame 4, and be fixed by screw threads for fastening.Screw 6 is for example combined on
The thread formed in the through hole at two positions 42.
Alternatively, it is also possible to which the expansion of piece 1 ' will be electromagnetically shielded before it will be electromagnetically shielded piece 1 ' and be bent into substantially box-like
Screw 5 is tightened under state.
In addition, screw 6 can also be from the inside of main part 200 passing through by second position 42 and side surface part 12b, 12d
Through-hole, and it is combined on the screw hole of mounted member 7.
The electronic equipment 300 of embodiment 2 and the electronic equipment 300 of embodiment 1 are same, can become than using metal
The cabinet of plate and the existing structure of lid are light-duty.In addition, number of components can make like that two kinds of fixed use than patent document 1
Component is that the structure of different components is reduced, and becomes light-duty so as to make electronic equipment 300 further.
Alternatively, it is also possible to be formed as with flowering structure: being made of the interior of shielding shell 1 insulator layer 14 of electromagnetic shielding piece 1 '
Surface element, and be made of conductor layer 15 outer surface portion of shielding shell 1, using metal screw 6 by conductor layer 15
It is electrically connected between frame 4 and mounted member 7.As described in Embodiment 1, it is deformed from shielding shell 1
When prevent conductor layer 15 from contacting with electronic component 21,22 from the perspective of, be preferably made of insulator layer 14 shielding shell 1
Inner surface portion.
Alternatively, it is also possible in Fig. 7 and main part shown in Fig. 8 200, setting by with main part shown in Fig. 5
101 identical Z bending machinings and the frame 4 formed, and third position 43 is screwed to mounted member 7.In the situation
Under, gap of the third position 43 between side surface part 12b, 12d and upper surface part 13 is protruded to the external of shielding shell 1.Separately
Outside, can also be same as main part 102 shown in fig. 6 in Fig. 7 and main part shown in Fig. 8 200, in shielding shell 1
Corner configure generally cylindrical frame 4.
Alternatively, it is also possible to replace that separator 3 is arranged between electronic circuit board 2 and bottom surface sections 11, and by frame 4
First position 41 implement drawing process and formed towards shielding shell 1 inside protrusions protrusion, using the protrusion in electronics
Clearance portion 31 is formed between circuit substrate 2 and bottom surface sections 11.In this case, it is installed on the back part of electronic circuit board 2
Electronic component 22 configures in the clearance portion 31 that the protrusion by first position 41 is formed.In addition, for the protrusion of first position 41
For, it also can replace a part of protrusion for making metal plate by drawing process, but pass through L shape bending machining or Z-shaped
A part of metal plate is cut and is formed by bending machining.
In addition, the electronic equipment 300 of embodiment 2 can use it is same as the electronic equipment illustrated in embodiment 1
Various modifications example.
As described above, for the electronic equipment 300 of embodiment 2, frame 4 is along the inner surface for shielding shell 1
Portion's setting.Thus same as the electronic equipment 300 of embodiment 1, it can be ensured that electromagnetic shielding and dust-proof function, and energy
Enough make electronic equipment 300 than use metal plate cabinet and lid existing structure it is light-dutyer.In addition, by by electronics
Circuit substrate 2 is fixed on frame 4, and the frame 4 is installed on mounted member 7 and is fixed, thus with patent document 1
Structure compare, the number of components of component for fixing can be reduced, making electronic equipment 300 further becomes light-duty.
In addition, first position 41 is formed with the protrusion of the inside protrusions towards shielding shell 1, it is installed on electronic circuit board
2 electronic component 22 is configured at the clearance portion 31 formed between electronic circuit board 2 and bottom surface sections 11 by protrusion.Pass through
In first position 41, protrusion is set, thus it is same as the structure for being provided with separator 3, it can mitigate in electronic circuit board 2
The restriction of the height of the electronic component 22 of back part installation, to improve the freedom degree of circuit design.In addition, due to not needing to set
Separator 3 is set, so as to be further reduced number of components.
Embodiment 3.
Figure 10 is the exploded perspective view for indicating the major part of electronic equipment of the embodiments of the present invention 3.Reference
Figure 10 is illustrated the electronic equipment 300 of embodiment 3.In addition, same to the electronic equipment 300 with embodiment 1,2
Component parts marks identical appended drawing reference and omits the description.
Main part 100 shown in Fig. 10 is identical as Fig. 1 and main part shown in Fig. 2 100.That is, being received in shielding shell 1
Have electronic circuit board 2, the outer surface portion of shielding shell 1 is provided with frame 4.
As shown in Figure 10, main part 100 is housed in the shell 8 of resin.Perforation is equipped in the side surface part of shell 8
The through hole of the second position 42 of the through hole and frame 4 of side surface part 12a, 12d of hole, the through hole and shielding shell 1 connects
It is logical.Same metal screw 6 (not shown) passes through in above-mentioned through hole with embodiment 1, and is screwed to and is pacified
It fills component 7 (not shown).
For example, electronic equipment 300 is being assembled in vehicle in the case where electronic equipment 300 is vehicle-mounted electronic device
When, load is applied with to electronic equipment 300 from outside.In addition, after electronic equipment 300 is assembled in vehicle, electronic equipment 300
Vibration is generated because of the traveling of the vehicle.By the way that main part 100 is housed in shell 8, so as to improve mechanical strength, and
And it can be improved resistance to vibration.Additionally by the shell 8 for using resin, thus compared with using the structure of shell of metallicity,
It is able to suppress the increase of weight.
In addition, as shown in Figure 10, shell 8 is front surface opening and main part 100 is made to slide from the opening portion and enter shell
Structure in body 8.With this configuration, easily main part 100 can be housed in shell 8, easily electronics can be set
Standby 300 are assembled.
As long as being not limited to shape shown in Fig. 10 in addition, shell 8 accommodates main part 100 freely.For example,
Two components up and down can also be formed as the not opening shell 8 of front surface being divided into, by be clasped by the two it is chimeric from
And accommodate the structure of main part 100.
Alternatively, it is also possible to replace Fig. 1 and main part shown in Fig. 2 100, and by main part 101 shown in fig. 5, Fig. 6 institute
The main part 102 or Fig. 7 and main part shown in Fig. 8 200 shown is housed in shell 8.In addition, being contained in the master of shell 8
Body portion 100,101,102,200 can use various modifications example same as the main part illustrated in embodiment 1,2.
In addition, as shown in figure 11, multiple main parts 100 can also be contained in shell 8a.Alternatively, it is also possible to implement
The main part 100,101,102,200 illustrated in mode 1,2 is respectively combined any number and is housed in shell 8a.
As described above, for the electronic equipment 300 of embodiment 3, the master including shielding shell 1 and frame 4
Body portion 100,101,102,200 is housed in the shell 8 of resin, in 8a.By the way that main part 100,101,102,200 is housed in
In shell 8,8a, mechanical strength can be improved, and can be improved resistance to vibration.In addition, by using shell 8, the 8a of resin, from
And compared with using the structure of shell of metallicity, it is able to suppress the increase of weight.
In addition, the application utility model in the range of its utility model, can carry out free group of each embodiment
The deformation of the arbitrary constituent element of conjunction or each embodiment or the omission of the arbitrary constituent element in each embodiment.
Industrial utilizability
For the utility model, as long as having the electronic circuit board for being equipped with electronic component, it will be able to be applied to
Any electronic equipment.Especially it is for example suitable for the both sides that vehicle-mounted electronic equipment etc. requires electro-magnetic screen function and lightness
Electronic equipment.
Description of symbols: 1... shields shell;2... electronic circuit board;3... separator;4... frame; 5...
Screw;6... screw;7... mounted member;8,8a... shell;11... bottom surface sections;The side 12a, 12b, 12c, 12d...
Portion;13... upper surface part;14... insulator layer;15... conductor layer;21... electronic component;22... electronic component;
31... clearance portion;41... first position;42... second position;43... third position;100,101,102,200... main body
Portion;300... electronic equipment.
Claims (13)
1. a kind of electronic equipment, which is characterized in that have:
Shell is shielded, the electromagnetic shielding piece by being bent into box-like is constituted;
Electronic circuit board is housed in the shielding shell;And
The frame of metal plate, a part along the shielding shell are arranged,
The electronic circuit board is fixed on the frame, and the frame can be installed relative to mounted member, described
Mounted member is set to the outside of electronic device body.
2. electronic equipment according to claim 1, which is characterized in that
The frame includes the first position along the bottom surface sections of the shielding shell and the side along the shielding shell
The second position in portion,
The electronic circuit board is fixed on the bottom surface sections and the first position.
3. electronic equipment according to claim 2, which is characterized in that
Have multiple frames,
Each frame is respectively arranged at the mutually opposed side surface part of the shielding shell.
4. electronic equipment according to claim 2, which is characterized in that
Have multiple frames,
Each frame is respectively arranged at the corner of the shielding shell.
5. electronic equipment according to claim 2, which is characterized in that
It is provided with separator between the electronic circuit board and the bottom surface sections,
The electronic component for being installed on the electronic circuit board is configured at by the separator and in the electronic circuit board
The clearance portion formed between the bottom surface sections.
6. electronic equipment according to claim 2, which is characterized in that
The first position is formed with the protrusion of the inside protrusions towards the shielding shell,
The electronic component for being installed on the electronic circuit board be configured at by the protrusion and the electronic circuit board with
The clearance portion formed between the bottom surface sections.
7. electronic equipment according to claim 1, which is characterized in that
The electromagnetic shielding piece is laminated with insulator layer and conductor layer,
The inner surface portion of the shielding shell is made of the insulator layer, and is made of outside the shielding the conductor layer
The outer surface portion of shell.
8. electronic equipment according to claim 1, which is characterized in that
The electromagnetic shielding piece is laminated with insulator layer and conductor layer,
The outer surface portion of the shielding shell is made of the insulator layer, and is made of outside the shielding the conductor layer
The inner surface portion of shell.
9. electronic equipment according to claim 1, which is characterized in that
The frame is arranged along the outer surface portion of the shielding shell.
10. electronic equipment according to claim 1, which is characterized in that
The frame is arranged along the inner surface portion of the shielding shell.
11. electronic equipment according to claim 1, which is characterized in that
The shielding shell and the frame are contained in the shell of resin.
12. electronic equipment according to claim 1, which is characterized in that
The mounted member is made of the metal component of electrical ground,
The shielding shell is electrically connected with the mounted member.
13. electronic equipment according to claim 1, which is characterized in that
The electronic equipment is vehicle-mounted electronic device.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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PCT/JP2015/084922 WO2017103972A1 (en) | 2015-12-14 | 2015-12-14 | Electronic apparatus |
Publications (1)
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CN208242096U true CN208242096U (en) | 2018-12-14 |
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CN201590001596.5U Expired - Fee Related CN208242096U (en) | 2015-12-14 | 2015-12-14 | Electronic equipment |
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JP (1) | JP6567079B2 (en) |
CN (1) | CN208242096U (en) |
WO (1) | WO2017103972A1 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN113453522A (en) * | 2020-03-26 | 2021-09-28 | 夏普株式会社 | Shielding structure and electronic device |
Families Citing this family (1)
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JP2020077804A (en) * | 2018-11-09 | 2020-05-21 | Necプラットフォームズ株式会社 | Electronic device, substrate holding member, circuit board loading/unloading method |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
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JPH0617277Y2 (en) * | 1989-04-28 | 1994-05-02 | 日本ビクター株式会社 | Magnetic disk unit |
JP2005271650A (en) * | 2004-03-23 | 2005-10-06 | Mitsubishi Fuso Truck & Bus Corp | Vehicular electronic equipment mounting structure |
JP5058609B2 (en) * | 2007-01-19 | 2012-10-24 | パイオニア株式会社 | Mobile body mounting device |
JP2013149887A (en) * | 2012-01-23 | 2013-08-01 | Pacific Ind Co Ltd | Electromagnetic wave shield method, electromagnetic wave shield case, and manufacturing method of electromagnetic wave shield case |
JP6192422B2 (en) * | 2013-08-09 | 2017-09-06 | 三菱電機株式会社 | Car electronics |
JP2015056534A (en) * | 2013-09-12 | 2015-03-23 | 三菱電機株式会社 | Electronic apparatus |
-
2015
- 2015-12-14 CN CN201590001596.5U patent/CN208242096U/en not_active Expired - Fee Related
- 2015-12-14 WO PCT/JP2015/084922 patent/WO2017103972A1/en active Application Filing
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN113453522A (en) * | 2020-03-26 | 2021-09-28 | 夏普株式会社 | Shielding structure and electronic device |
Also Published As
Publication number | Publication date |
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WO2017103972A1 (en) | 2017-06-22 |
JPWO2017103972A1 (en) | 2018-02-15 |
JP6567079B2 (en) | 2019-08-28 |
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