CN205792931U - A kind of video camera based on flexible circuit board - Google Patents

Abstract

The utility model discloses a kind of video camera based on flexible circuit board, including back cover, mainboard, camera lens, metal rack, fixed plate, Heat Conduction Material, FPC assembly, face-piece, translucent cover and pedestal.Form the rear chamber being provided with mainboard and camera lens between described metal rack and back cover, and between face-piece, formation is provided with fixed plate, Heat Conduction Material, the front chamber of FPC assembly；Described camera lens is fixed on and is integrated with on main process chip, FPC deck and the mainboard of imageing sensor being connected with camera lens；Fit metal rack respectively and adhere to FPC assembly and fix with face-piece be connected in the both sides of fixed plate；FPC assembly couples with the FPC deck on mainboard；Screw column is had on face-piece；Screw pins formation entirety through face-piece, fixed plate, metal rack and mainboard and back cover；Shooting hole is all had on described metal rack, fixed plate, face-piece.This video camera has that size is little, simple in construction, heat radiation are good, the feature of dependable performance, good looking appearance, low cost.

Description

A kind of video camera based on flexible circuit board

Technical field

This utility model relates to video camera, particularly a kind of video camera based on flexible circuit board (PFC).

Background technology

Video camera is a kind of sound, video equipment, is monitoring and the important tool carrying out audio-visual communication.Prior art Middle video camera generally comprises camera lens and imageing sensor, infrared lamp, audio receiver, mainboard, control interface etc.. As possessed night vision function, need to configure infrared LED lamp.Infrared LED lamp is placed on hard PCB, by Individually PCB fixes, and the infrared LED lamp PCBA member parallel that the two combination is formed, in camera lens, occupies Certain space, and certain heat can be produced, generally its heat is gone out by the radiating gap between shell or shell, Radiating efficiency is the highest, the problem being easily caused video camera overall work temperature drift.Infrared LED lamp PCBA group Part and audio receiver are to be coupled with mainboard by coupling assembly (including the elements such as lead-in wire, plug terminal), Carry out the operation such as plug-in unit, welding again.Recently as a large amount of utilizations of all kinds of monitoring devices, for photographic head Miniaturization, lightweight, attractive in appearanceization are had higher requirement.But due to the restriction of existing camera structure, have Certain limitation.

FPC (Flexible Printed Circuit) be also flexible PCB, is with polyimides or mylar A kind of reliable, the flexible printed circuit board (PCB) made for base material, has what many rigid printed circuit boards did not possessed Advantage.Such as it can with free bend, wind, fold, can require arbitrarily to arrange according to space layout, and Arbitrarily move at three dimensions and stretch, thus reaching components and parts assembling and the integration of wire connection.Utilize FPC can be substantially reduced the volume of electronic product, is suitable for electronic product and develops to high density, miniaturization Need.Although FPC plate is the technology of a kind of maturation, but flexible parent metal is more traditional in element bearing capacity PCB's is slightly not enough, and thermal diffusivity is the most deficient.

Utility model content

The purpose of this utility model is that proposing a kind of flexible circuit board carries out coupling the video camera of circuit, to solve The structure that certainly above-mentioned prior art exists is complicated, it is big to take up room, it is loaded down with trivial details to assemble, and dispels the heat bad, is unfavorable for little The technical problems such as type, attractive in appearanceization.

To this end, the utility model proposes a kind of video camera based on flexible circuit board, specifically include that face-piece, master Plate, camera lens, fixed plate, Heat Conduction Material, back cover, described camera lens is fixed on mainboard, integrated on described mainboard There are main process chip and the imageing sensor being connected with camera lens；Infrared LED lamp hole, little is had on described face-piece Through hole, light sensation hole and screw column；Also include metal rack and FPC assembly；It is additionally provided with FPC on described mainboard Deck；Rear chamber is formed between described metal rack and back cover；And form front chamber between face-piece；Described mainboard It is arranged on rear chamber with camera lens；Described fixed plate, Heat Conduction Material, FPC assembly are arranged on front chamber；Described solid Fitted with metal rack by Heat Conduction Material in the side determining plate；The opposite side of fixed plate is stained with FPC assembly also Fix with face-piece and be connected；FPC assembly couples with the FPC deck on mainboard；Screw through face-piece, fixed plate, Metal rack and mainboard pin with back cover and form entirety；Bat is all had on described metal rack, fixed plate, face-piece Take the photograph hole.

Preferably, described video camera also includes that translucent cover, described translucent cover are PC material, is arranged on face-piece, It is used for protecting camera lens, face-piece and infrared LED lamp.

Preferably, described video camera also includes base, is used for fixing metal rack.

Preferably, described metal rack uses die cast metal one-shot forming, and thickness is 2.5mm.

Preferably, described fixed plate is aluminium plate, and thickness is 0.8mm.

Preferably, described Heat Conduction Material is heat conductive silica gel or heat-conducting cream.

Preferably, described FPC assembly includes: integrated FPC plate, infrared LED lamp, audio receiver, gold Finger；The FPC deck that described infrared LED lamp and audio receiver are connected on mainboard by golden finger.

Preferably, described infrared LED lamp is arranged on the most non-protruding position around camera lens.

Preferably, the infrared LED lamp hole on described face-piece is toroidal.

Preferably, on described face-piece small through hole just to the audio receiver on FPC assembly.

The beneficial effects of the utility model are:

FPC assembly is arranged on face-piece and metal rack by video camera based on flexible circuit board of the present utility model Between chamber in, bigger for mainboard etc. device is arranged on the cavity between metal rack and back cover, fully profit With the radian space of forward and backward shell, effectively reduce the big device such as infrared LED lamp, connector takies sky Between, and then reduce small product size；FPC assembly is fitted with fixed plate plate, and by fixed plate and metal The heat conduction of support, overcome the bearing capacity of FPC not, infrared LED lamp poor heat radiation on FPC assembly Problem.

In preferred version of the present utility model, also have the advantages that utilize FPC line thickness thin, The feature that light weight, volume are little, easily assembled, is placed in infrared LED lamp on deformable FPC, infrared The position of LED is more flexible, and the profile of video camera is less；By on the golden finger on FPC assembly and mainboard FPC deck couples, and simplifies connecting mode, can make that video camera overall dimensions is less, structure is simpler.

Accompanying drawing explanation

Fig. 1 is this utility model embodiment outside drawing.

Fig. 2 is this utility model embodiment partial sectional view.

Fig. 3 is the partial enlarged drawing of B in Fig. 2.

Fig. 4 is this utility model embodiment stereo decomposing structure chart.

Fig. 5 is this utility model embodiment FPC modular construction schematic diagram.

Fig. 6, Fig. 7 are this utility model embodiment mainboard structure schematic diagrams.

Detailed description of the invention

Below in conjunction with detailed description of the invention and compare accompanying drawing this utility model is described in further detail.Should be strong Adjust, that the description below is merely exemplary rather than in order to limit scope of the present utility model and application thereof.

Refer to Fig. 1～Fig. 4, be a preferred embodiment of this utility model offer.Wherein, Fig. 1 is this reality Use new embodiment outside drawing.Fig. 2 is this utility model embodiment partial sectional view.Fig. 3 is B in Fig. 2 Partial enlarged drawing.Fig. 4 is this utility model embodiment stereo decomposing structure chart.

The utility model proposes a kind of video camera based on FPC assembly, including back cover 1, mainboard 2, camera lens 3, Fixed plate 5, metal rack 4, Heat Conduction Material 6, FPC assembly 7, face-piece 8.Described metal rack 4 with after Rear chamber is formed between shell 1；And form front chamber between face-piece 8；After described mainboard 2 and camera lens 3 are arranged on Chamber；Described fixed plate 5, Heat Conduction Material 6, FPC assembly 7 are arranged on front chamber；Described camera lens 3 is fixed On mainboard 2, described mainboard 2 is integrated with main process chip 22, FPC deck 15 and with camera lens 3 phase Imageing sensor 21 even；Fitted with metal rack 4 by Heat Conduction Material 6 in the side of described fixed plate 5； Opposite side is stained with FPC assembly 7 and fixing with face-piece 8 is connected；FPC assembly 7 and the FPC on mainboard 2 Deck 15 couples；Infrared LED lamp hole, small through hole, light sensation hole and screw column is had on described face-piece 8；Screw 10 pin formation entirety through face-piece 8, fixed plate 5, metal rack 4 and mainboard 2 and back cover 1；Described gold Belong to and on support 4, fixed plate 5, face-piece 8, all have shooting hole.

Described camera lens 3 is used for gathering image light signals, and exports described image light signals to described image sensing Device 21.The most described mainboard 2 may also include SD draw-in groove 16, antenna 17, usb 18 etc..

FPC assembly 7 (integrated FPC plate 11, infrared LED lamp 12 and audio receiver 13, golden finger 14) Adhere in the curved fixed plate 5 of beneficially product appearance；Fixed plate 5 is fixedly connected with face-piece 8；Face Shell 8 has screw column, and screw 10, through metal rack 4 and mainboard 2, pins shape by screw 10 and back cover 1 Integral.FPC assembly, by carrying golden finger 14, realizes coupling with the FPC deck 15 on mainboard 2.

Meanwhile, in order to solve FPC bearing capacity not, the problem of poor heat radiation: FPC plate 11 is adhered to Fixed plate 5, the heat that infrared LED lamp 12 produces can be transmitted to the fixed plate 5 that heat conduction is fast, area is big, then Realizing laminating by the metal rack 4 of Heat Conduction Material 6 with video camera, heat is transmitted to metal rack 4, it is achieved Heat radiation.

Metal rack 4 uses die cast metal one-shot forming, and thickness is 2.5mm.

Fixed plate 5 is aluminium plate, and thickness is 0.8mm.

Heat Conduction Material 6 is heat conductive silica gel or heat-conducting cream.

Infrared lamp 12 on FPC assembly 7 is placed in the most non-protruding position around camera lens 3.

Infrared LED lamp hole on face-piece 8 is horn mouth shape；

Small through hole on face-piece 8 is just to the audio receiver 13 on FPC assembly 7.

The translucent cover 9 of PC material is installed outside face-piece 8, LED and face-piece 8 are formed protection.

This video camera also includes base 20, is used for fixing metal rack 4.

The video camera based on FPC assembly that the utility model proposes, utilizes the feature of FPC, by infrared LED Lamp 12 is placed on deformable FPC, and the position of infrared LED lamp 12 is more flexible, and the profile of video camera is less； FPC assembly 7 is arranged in the chamber between face-piece 8 and die-cast metal support 4, then by big devices such as mainboards 2 Part is arranged on the cavity between die-cast metal support 4 and back cover 1, takes full advantage of the radian space of forward and backward shell, Effectively reduce taking up room of the big device such as infrared LED lamp 12, connector, and then reduce small product size； FPC assembly 7 is fitted with fixed plate 5, overcomes the problem that the bearing capacity of FPC is inadequate；By fixing Plate 5 and the heat conduction of metal rack 4, solve the heat dissipation problem of infrared LED lamp 12 on FPC assembly 7； By carrying golden finger 14 and the coupling of FPC deck 15 on mainboard on FPC assembly 7, simplify connection side Formula.

This utility model passes through strict test and checking, and described function the most all realizes, have size little, Simple in construction, good, the feature of dependable performance, good looking appearance, low cost of dispelling the heat.

Above content be combine concrete/preferred embodiment this utility model is made the most specifically Bright, it is impossible to assert that of the present utility model being embodied as is confined to these explanations.For skill belonging to this utility model For the those of ordinary skill in art field, without departing from the concept of the premise utility, it can also be to this The embodiment having described that a bit makes some replacements or modification, and these substitute or variant all should be considered as belonging to Protection domain of the present utility model.

Claims (10)

1. a video camera based on flexible circuit board, including back cover (1), mainboard (2), camera lens (3), Fixed plate (5), Heat Conduction Material (6), face-piece (8), described camera lens (3) is fixed on mainboard (2), institute State the imageing sensor (21) being integrated with main process chip (22) on mainboard (2) and being connected with camera lens (3)； Infrared LED lamp hole, small through hole, light sensation hole and screw column is had on described face-piece (8)；It is characterized in that: also Including metal rack (4) and FPC assembly (7)；FPC deck (15) it is additionally provided with on described mainboard (2)； Formed between described metal rack (4) and back cover (1) and between rear chamber, and face-piece (8), form front chamber； Described mainboard (2) and camera lens (3) are arranged on rear chamber；Described fixed plate (5), Heat Conduction Material (6), FPC Assembly (7) is arranged on front chamber；The side of described fixed plate (5) is propped up with metal by Heat Conduction Material (6) Frame (4) is fitted；The opposite side of fixed plate (5) is stained with FPC assembly (7) and fixes with face-piece (8) Connect；FPC assembly (7) couples with the FPC deck (15) on mainboard (2)；Screw (10) passes Face-piece (8), fixed plate (5), metal rack (4) and mainboard (2) pin with back cover (1) and form entirety； Shooting hole is all had on described metal rack (4), fixed plate (5), face-piece (8).

2. video camera based on flexible circuit board as claimed in claim 1, it is characterised in that: also include Bright cover (9), described translucent cover (9) is PC material, is arranged on face-piece (8), be used for protect camera lens (3), Face-piece (8) and infrared LED lamp (12).

3. video camera based on flexible circuit board as claimed in claim 1, it is characterised in that: also include the end Seat (20), is used for fixing metal rack (4).

4. video camera based on flexible circuit board as claimed in claim 1, it is characterised in that: described metal Support (4) uses die cast metal one-shot forming, and thickness is 2.5mm.

5. video camera based on flexible circuit board as claimed in claim 1, it is characterised in that: described fixing Plate (5) is aluminium plate, and thickness is 0.8mm.

6. video camera based on flexible circuit board as claimed in claim 1, it is characterised in that: described heat conduction Material (6) is heat conductive silica gel or heat-conducting cream.

7. video camera based on flexible circuit board as claimed in claim 1, it is characterised in that: described FPC Assembly (7) including: integrated FPC plate (11), infrared LED lamp (12), audio receiver (13), gold Finger (14)；Described infrared LED lamp (12), audio receiver (13) are coupled by golden finger (14) FPC deck on mainboard (2).

8. video camera based on flexible circuit board as claimed in claim 7, it is characterised in that: described infrared LED (12) is arranged on camera lens (3) the most non-protruding position around.

9. video camera based on flexible circuit board as claimed in claim 1, it is characterised in that: described face-piece (8) the infrared LED lamp hole on is toroidal.

10. video camera based on flexible circuit board as claimed in claim 1, it is characterised in that: described face-piece (8) upper small through hole is just to the audio receiver (13) on FPC assembly (7).