CN102205834B - Short-distance radio communicator - Google Patents

Short-distance radio communicator Download PDF

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Publication number
CN102205834B
CN102205834B CN201110084942.9A CN201110084942A CN102205834B CN 102205834 B CN102205834 B CN 102205834B CN 201110084942 A CN201110084942 A CN 201110084942A CN 102205834 B CN102205834 B CN 102205834B
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China
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short
member storage
storage portion
distance radio
radio communicator
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CN201110084942.9A
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CN102205834A (en
Inventor
江头正博
池田阳
小木曾悟
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Tokai Rika Co Ltd
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Tokai Rika Co Ltd
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Abstract

The invention provides a short-distance radio communicator capable of preventing a clamp structure from being damaged and ensuring part installing operations. The back surface (12b) of an antenna coil frame (11) is provided with a pair of clamped pieces (30,30) clamping with a pair of clamping hooks (29.29) on a base (28). The bases of the clamped pieces (30,30) is concavely provided with slits (32) for facilitating bending deformation of clamped pieces (30,30). Furthermore, the upper surface (12a) of the antenna coil frame is concavely provided with a part receiving part (17) for receiving a substrate (19). Therefore, the substrate (19) is not susceptible to the clamped pieces (30,30) when soldered on the part receiving part (17).

Description

Short-distance radio communicator
Technical field
The present invention relates to a kind of short-distance radio communicator by wireless near field communication, label being carried out to certification.
Background technology
In the past, be equipped with anti-theft locking system of engine (with reference to patent documentation 1,2 etc.) on many vehicles, this system wirelessly carries out verifying (engine anti-theft locking verifies) with the interior transmitter responder (IC tag) be located in the mechanical key of vehicle, and sets up the condition as engine starting using described verification.In this case, the lock core in car is provided with engine anti-theft locking communicator 81 as shown in Figure 9.Engine anti-theft locking communicator 81 being assembled on lock core is in order to when mechanical key is inserted lock core, carries out the verification of engine anti-theft locking while described key inserts.
Engine anti-theft locking communicator 81 is provided with aerial coil skeleton 83, and this aerial coil skeleton 83 is the parts of winding aerial coil 82.On the longitudinal end of the coil rack main body 84 of aerial coil skeleton 83, extend downwards and be formed with circular astronomical cycle portion 85, this astronomical cycle portion 85 is the position of winding aerial coil 82.The open pore 86 externally exposed by lock core is equipped with in the central authorities in astronomical cycle portion 85.In addition, the antenna cover 87 covered by aerial coil 82 from outside is installed at the outside face in astronomical cycle portion 85.
As shown in Figure 10, the back side of coil rack main body 84 is arranged with incorporating section 89, this incorporating section 89 is for receiving the substrate 88 of engine anti-theft locking communicator 81.By modes such as such as solderings, substrate 88 is fixed on the inside of incorporating section 89.Incorporating section 89 is covered by flat substrate cover 90, does not externally expose to make substrate 88.
As shown in Figure 10, aerial coil skeleton 83 (engine anti-theft locking communicator 81) is installed on pedestal 91 by fastener.In this case, extend at the upper surface of pedestal 91 and be formed with a pair grab 92,92.In addition, coil rack main body 84 extends be formed from inner side by grab 92,92 engage be locked sheet 93,93 for a pair.Then, will be locked sheet 93,93 chimeric with grab 92,92 buckle from top, coil rack 83 is fixed on pedestal 91 thus.
Patent documentation 1: Japanese Unexamined Patent Publication 2004-217140 publication
Patent documentation 2: Japanese Unexamined Patent Publication No. 2003312445 publications
But, when fastener being used for install engine anti-theft locking communicator 81, when sheet 93,93 will be locked and grab 92,92 engages, as illustrated with broken lines, be locked sheet 93,93 open distortion laterally while with grab 92,92 chimeric.Therefore, if do not have certain length owing to being locked sheet 93,93, base portion just may be damaged, so must will be locked the longer of sheet 93,93 setting at present.
But, be locked sheet 93,93 if arranged to prevent from being locked sheet 93,93 damaged longlyer, by substrate 88 soldering on incorporating section 89 time will be subject to the impact being locked sheet 93,93.So present structure is difficult to while the breakage accomplishing to prevent fastener, guarantees the space of brazing operation.In addition, because astronomical cycle portion 85 extends, so astronomical cycle portion 85 also can have influence on soldering to the working space side of soldering.
Summary of the invention
The object of the invention is to provide a kind of, can while accomplishing to prevent the breakage of fastener, guarantee the short-distance radio communicator of the workability that parts are installed.
In order to solve described problem points, a form of the present invention is a kind of short-distance radio communicator, it is by making the coil rack being provided with antenna wire chimeric with support unit by fastener, thus be fixed on this support unit, described antenna wire and label carry out wireless near field communication, the feature of described short-distance radio communicator is, the base portion being formed at the clamping part in coil rack main body is formed and promotes the diastrophic slit of this clamping part, in described coil rack main body, the open surface not forming described clamping part is formed with the member storage portion for receiving the parts of short-distance radio communicator.
Based on this formation, owing to being formed on the base portion of clamping part for promoting the diastrophic slit of clamping part, so the length of clamping part fully can be extended to the damaged degree that do not bend.Therefore, when being entrenched on support unit by coil rack buckle, even if clamping part flexural deformation while slide on installation portion, clamping part Po Damage also can be prevented.In addition, due in the outside face of coil rack main body, the open surface that is not formed with clamping part is provided with member storage portion, so can not by the impact of clamping part when being arranged in member storage portion by parts.Therefore, the workability when being arranged on coil rack by member storage can also be guaranteed.
In an example of the present invention, it is characterized in that, described member storage portion is mounted with in the mode of soldering the parts of described short-distance radio communicator.
Based on this formation, owing to member storage portion to be set to the incorporating section being carried out installing component by the mode of soldering, so the working space of soldering fully can be guaranteed.
In an example of the present invention, it is characterized in that, possess the cover described antenna wire and described member storage portion both sides covered, this cover is single parts.
Based on this formation, owing to the parts being used for covering antenna wire and member storage portion to be set to the cover of one, so need not be that antenna wire and member storage portion prepare other parts.Therefore, can number of components be reduced, and then the man-hour of parts erecting work can be reduced.
In an example of the present invention, it is characterized in that, in described member storage portion, be mounted with the substrate of the parts as described wireless near field communication in the mode of soldering.
Based on this formation, due to the parts of the wireless near field communication be accommodated in member storage portion are set to substrate, so the faying face of substrate can be guaranteed with sufficient space.
In an example of the present invention, it is characterized in that, described slit be arranged on the base portion of described clamping part, with on the face of diastrophic direction opposite side.
Based on this formation, owing to can promote that clamping part bends, so can make clamping part more not cracky further.
Based on the present invention, can while accomplishing to prevent the breakage of fastener, guarantee the workability that parts are installed.
Accompanying drawing explanation
Fig. 1 is the pie graph of the schematic configuration of the anti-theft locking system of engine of a display embodiment.
Fig. 2 is the block diagram of the outward appearance of display engine anti-theft locking communicator.
Fig. 3 is the three-dimensional exploded view that the parts of display engine anti-theft locking communicator are formed.
Fig. 4 is the block diagram from side, the back side, the interior shape of its display aerial coil skeleton.
Fig. 5 is the back view of coil rack inside, the interior shape of its display aerial coil skeleton.
Fig. 6 is assembly drowing, and it is presented at the state of parts when being assembled on pedestal by aerial coil skeleton.
Fig. 7 is the instruction diagram shown the damaged example being locked sheet when not arranging slit on the base portion being locked sheet.
Fig. 8 is the schematic diagram of other examples of display fastener.
Fig. 9 is the block diagram of the outward appearance of the engine anti-theft locking communicator shown in the past.
Figure 10 is assembly drowing, and it is presented at the state of parts when being assembled on pedestal by aerial coil skeleton.
description of reference numerals
4 ~ transmitter responder
8 ~ aerial coil
10 ~ engine anti-theft locking communicator
11 ~ aerial coil skeleton
12 ~ coil rack main body
12a upper surface
17 ~ member storage portion
19 ~ substrate
24 ~ coil rack lid
28 ~ pedestal
30 ~ be locked sheet
32 ~ slit
Detailed description of the invention
Below, with reference to Fig. 1 ~ Fig. 7, embodiment the present invention being embodied as short-distance radio communicator is described.
As shown in Figure 1, on vehicle 1, as the antitheft system for vehicle 1, be equipped with anti-theft locking system of engine 2.Anti-theft locking system of engine 2 is following system: this system carries out ID verification (engine anti-theft locking verifies) by the mode of two-way wireless near field communication with the transmitter responder 4 be arranged in mechanical key 3, when confirming that described verification is set up, allow engine starting.About wireless near field communication, such as, can use RFID (Radio Frequency Identification).In addition, transmitter responder 4 is equivalent to label.
In this case, vehicle 1 is provided with as the engine anti-theft locking ECU5 of the control unit of anti-theft locking system of engine 2 and the Engine ECU 6 that manages the action of driving engine (diagram slightly), these devices are joined together by car internal bus 7.The ID code having transmitter responder 4 is logged in the memory device of engine anti-theft locking ECU5.Engine anti-theft locking ECU5 is connected with the aerial coil 8 carrying out two way communication with transmitter responder 4.Aerial coil 8 be by antenna wire along the insertion position of mechanical key 3, namely lock core 9 periphery winding multi-turn loop antenna (magnetic field antenna).In addition, aerial coil 8 is equivalent to antenna wire.
When detecting that mechanical key 3 is inserted in lock core 9 by such as contact switch (diagram slightly), engine anti-theft locking ECU5 starts the driving electric wave Sv coming from aerial coil 8 is sent by phased manner.Described driving electric wave Sv starts as power supply by transmitter responder 4, and beams back ID signal Sid.Engine anti-theft locking ECU5 receives the ID signal Sid coming from transmitter responder 4 by aerial coil 8 one, ID code contained by ID signal Sid will be verified, and when confirming that verification is set up, allow to carry out engine starting operation by Engine ECU 6.
On vehicle 1, as the communicator of vehicle 1 side of anti-theft locking system of engine 2, be provided with engine anti-theft locking communicator 10 as shown in FIG. 2 and 3.Engine anti-theft locking communicator 10 is provided with aerial coil skeleton 11, and this aerial coil skeleton 11 is the parts of winding aerial coil 8.Aerial coil skeleton 11 is provided with the coil rack main body 12 of the base portion as aerial coil skeleton 11.Coil rack main body 12 is formed as the axially extended substantially planar along lock core 9.In addition, engine anti-theft locking communicator 10 is equivalent to wireless communicator, and aerial coil skeleton 11 is equivalent to coil rack.
The extended astronomical cycle portion 13 having winding position as aerial coil 8 on longitudinal direction (X-direction of Fig. 2 and Fig. 3) end of coil rack main body 12.Astronomical cycle portion 13 extends downwards and spends in roughly 90 with coil rack main body 12, in the groove 14 of periphery, astronomical cycle portion 13, be wound with aerial coil 8.Astronomical cycle portion 13 is equipped with the open pore 15 that lock core 9 is externally exposed.
The sidewall of coil rack main body 12 is provided with adaptor union 16, and this adaptor union 16 is the electrical connection position of engine anti-theft locking communicator 10.Engine anti-theft locking communicator 10 is by carrying out input or the output of various information between adaptor union 16 and other ECU.
Be arranged with member storage portion 17 at the upper surface 12a of coil rack main body 12, this member storage portion 17 is the housing portion of the electronic unit of engine anti-theft locking communicator 10.Member storage portion 17 is formed at the gamut of coil rack main body 12 upper surface.Member storage portion 17 is accommodated with substrate 19, and the communication circuit of engine anti-theft locking communicator 10 is installed on substrate 19.By by the edge part soldering of substrate 19 on the inside face in member storage portion 17, substrate 19 is fixed on the inside in member storage portion 17.In addition, the front and back position of the X-direction in member storage portion 17 is provided with the substrate supporting portion 20,21 (with reference to Fig. 6) substrate 19 being positioned to supporting.Front side substrate support 20 is provided with the pair of terminal 22,22 aerial coil 8 and substrate 19 are electrically connected.In addition, backside substrate support 21 is provided with the multiple terminals 23,23 be connected to by substrate 19 on adaptor union 16 ...In addition, upper surface 12a is equivalent to open surface, and substrate 19 is equivalent to be accommodated in the parts in member storage portion 17.
The mode be fitted together to by buckle is provided with the coil rack lid 24 covered by the outside face of aerial coil skeleton 11 on aerial coil skeleton 11.Coil rack lid 24 is by the parts that aerial coil 8 and substrate 19 cover from outside.Therefore, coil rack lid 24 is made up of the circular antenna cap 26 in order to hide lid main part 25 and covering aerial coil 8 that substrate 19 covers the tabular in member storage portion 17.Antenna cap 26 is formed as, and extends downwards and spends in roughly 90 with this end, and be equipped with the open pore 27 that lock core 9 is externally exposed from the longitudinal end of lid main part 25.In addition, coil rack lid 24 is equivalent to cover.
As shown in Figure 3, engine anti-theft locking communicator 10 is fixed on pedestal 28 by fastener.In this case, pedestal 28 extends upward be formed with a pair grab 29,29.Grab 29,29 is formed as longitudinally longer the shape extended along coil rack main body 12.In addition, pedestal 28 is equivalent to support unit.
In addition, the back side 12b of coil rack main body 12 extends be formed as grab 29,29 locking position be locked sheet 30,30 for a pair.Be locked sheet 30,30 corresponding with the shape of the grab 29,29 be fitted together to by buckle and be formed as, along longitudinally longer the tabular extended of coil rack main body 12.Be locked the stop hole 31 sheet 30,30 being worn Long hole shape, this stop hole 31 is the embedding position of grab 29,29.In addition, be locked sheet 30,30 and be equivalent to clamping part.
As shown in FIG. 4 and 5, at the back side of coil rack main body 12, and on the base portion being locked sheet 30,30, be formed with promotion be locked diastrophic a pair slit 32,32 of sheet 30,30.Slit 32,32 is a kind of groove, and its cross section is such as formed oblong-shaped.Slit 32,32 is formed on base portion one band being locked sheet 30,30.Slit 32,32 is as lower component: occur bending and deformation even if make to be locked sheet 30,30 because of the length guaranteeing to be locked (Z-direction of Fig. 3) in the short transverse of sheet 30,30, also can prevent being locked sheet 30,30 and occur from base portion damaged.Slit 32,32 be arranged on be locked the base portion of sheet 30,30, with on the face of diastrophic direction opposite side, i.e. inner face side.
Then, when engine anti-theft locking communicator 10 is arranged on pedestal 28, as this is shown in phantom in fig. 6, when being locked sheet 30,30 and being connected on grab 29,29, be locked sheet 30,30 by the outside thruster of grab 29,29, and with the base portion being locked sheet 30,30 for basic point opens distortion.Then, when engine anti-theft locking communicator 10 is pressed downwards further, be locked sheet 30,30 to be pushed to grab 29,29 and to make this be locked sheet 30,30 flexural deformation and increase and decline, when stop hole 31,31 arrives the position of grab 29,29, be locked sheet 30,30 and grab 29,29 snapped into one another chimeric.
In the case of this example, due to slit 32 is formed in be locked sheet 30,30 base portion on, so the height being locked sheet 30,30 can be guaranteed fully.Therefore, because the resistance to bend(ing) being locked sheet 30,30 uprises, so base portion not easily resin cracks occurs.That is, as shown in Figure 7, when the base portion being locked sheet 30 does not arrange slit 32, because the length being locked sheet 30,30 is inadequate, so when there occurs diastrophic easily there is resin cracks in described base portion.But, in the present embodiment, due to slit 32 is formed in be locked sheet 30,30 base portion on thus can guarantee to be locked the length of sheet 30,30, so be locked sheet 30,30 not easily breakage occurs when buckle is fitted together to.
In addition, owing to being provided with member storage portion 17 at the upper surface of coil rack main body 12, so the back side being locked sheet 30,30 becomes the faying face of substrate 19.Therefore, due to can using be not provided be locked sheet 30,30 space as the working space of soldering, so be locked sheet 30,30 can not affect brazing operation.Therefore, the workability of the brazing operation to substrate 19 can also be guaranteed.In addition, because astronomical cycle portion 13 is also positioned at the back side of faying face, so astronomical cycle portion 13 also can not affect brazing operation.
Based on the formation of present embodiment, following described effect can be obtained.
(1) owing to being formed with slit 32 on the base portion being locked sheet 30,30, so the length being locked sheet 30,30 fully can be extended to the damaged degree that do not bend.Therefore, when aerial coil skeleton 11 buckle is entrenched on pedestal 28, is pushed open even if be locked sheet 30,30 by grab 29,29 and occur bending and deformation, also can make to be locked sheet 30,30 and not easily breakage occur.In addition, due to coil rack main body 12 upper surface 12a, namely do not arrange be locked sheet 30,30 face on be provided with member storage portion 17 for carrying out soldering and storage to substrate 19, so by substrate 19 soldering on aerial coil skeleton 11 time, can not by the impact being locked sheet 30,30.Therefore, can also guarantee by substrate 19 soldering on aerial coil skeleton 11 time workability.
(2) owing to being locked sheet 30,30 and astronomical cycle portion 13 does not all have to expose from the upper surface 12a of coil rack main body 12, as long as so member storage portion 17 to be arranged on the upper surface 12a of coil rack main body 12 as present embodiment, by substrate 19 soldering in member storage portion 17 time, would not by the impact in astronomical cycle portion 13.
(3) owing to member storage portion 17 to be set to the incorporating section of the mode installing component by soldering, so the working space of soldering fully can be guaranteed.
(4) owing to member storage portion 17 to be arranged on the upper surface 12a of aerial coil skeleton 11, so the lid covered in member storage portion 17 and the lid covered on aerial coil 8 can be formed as integrated component coil rack lid 24.So, the number of components of engine anti-theft locking communicator 10 can be reduced, and then the man-hour of parts erecting work can be reduced.
(5) due to substrate 19 is accommodated in member storage portion 17, so working space when fully to guarantee substrate 19 soldering in member storage portion 17.
(6) due to just by substrate 19 soldering in member storage portion 17, even if so do not prepare special lathe etc., the installation exercise of substrate 19 also can be carried out by simple brazing operation.
In addition, embodiment is not limited only to above-described formation, also can change to following mode.
Be locked the end edge that sheet 30,30 is not limited only to be configured in the back side 12b of aerial coil skeleton 11.Such as, as shown in Figure 8, also can be configured in being locked sheet 30 on the position by centre of the back side 12b of aerial coil skeleton 11, and form slit 32 in the both sides of the base portion being locked sheet 30,30, guarantee the length being locked sheet 30,30 thus.
Be locked sheet 30,30 to be not limited only to configure side by side along the Width (Y direction of Fig. 3) of aerial coil skeleton 11, such as, also can arrange along X-direction.
Grab 29,29 is not limited only to the shape that its hook portion is given prominence to laterally, also can be shape outstanding to the inside.
Be not limited in and be provided with member storage portion 17 in the gamut of aerial coil skeleton 11 upper surface, also member storage portion 17 can be arranged in a part for aerial coil skeleton 11 upper surface.
The parts that member storage portion 17 receives also can for the miscellaneous part beyond substrate 19.In addition, not only substrate 19 can be accommodated in member storage portion 17, and can simultaneously by other member storage in member storage portion 17.
The antenna of engine anti-theft locking communicator 10 is not limited only to loop antenna, such as, also can change to other antennas such as doublet.
Adaptor union 16 is not limited only to be configured on the sidewall of aerial coil skeleton 11, such as, also can configure on the back side.
The cross section of slit 32 is not limited only to oblong, such as, also can be triangle.
Be not limited in and installed by the parts of mode to member storage portion 17 of soldering, also can be installed by modes such as such as resin are fitted together to.
The installation position of engine anti-theft locking communicator 10 is not limited only to lock core 9, and such as, when vehicle 1 possesses one-touch engine starting system, described installation position also can be the motor switch of push formula.
Wireless near field communication is not limited only to RFID, can use other communication form.
Open surface is not limited only to the upper surface of aerial coil skeleton 11, and such as face, image side etc. are such, as long as be not formed with the position being locked sheet 30,30.
Aerial coil skeleton 11 is not limited only to the shape being formed as extending circular astronomical cycle portion 13 downwards in the end of flat coil rack main body 12, also can adopt other shape, such as simple writing board shape.
Fastener is not limited only to grab 29,29 to be formed in pedestal 28 side, and will be locked sheet 30,30 and be formed in aerial coil skeleton 11 side, also grab 29,29 can be formed in aerial coil skeleton 11 side, and will be locked sheet 30,30 and be formed in pedestal 28 side.
Fastener is not limited only to the structure snapped in by hook in hole, such as, also can be the structure of locking mutually between hook.
The installation position of engine anti-theft locking communicator 10 is not limited only to vehicle, on the equipment that also can be applied in other or device.
Label is not limited only to transmitter responder 4, also can be suitable for the IC tag changing to other.

Claims (5)

1. a short-distance radio communicator, it is by making the coil rack being provided with antenna wire chimeric with support unit by fastener, thus is fixed on this support unit, and described antenna wire and label carry out wireless near field communication,
The feature of described short-distance radio communicator is, the base portion being formed at the clamping part in coil rack main body is formed and promotes the diastrophic slit of this clamping part, in described coil rack main body, not form described clamping part open surface is formed with the member storage portion for receiving the parts of short-distance radio communicator
Described slit is configured in the sidepiece in described member storage portion and the degree of depth along described member storage parts extends.
2. short-distance radio communicator according to claim 1, is characterized in that,
Described member storage portion is mounted with in the mode of soldering the parts of described short-distance radio communicator.
3. short-distance radio communicator according to claim 1, is characterized in that,
Possess the cover described antenna wire and described member storage portion both sides covered, this cover is single parts.
4. short-distance radio communicator according to claim 1, is characterized in that,
In described member storage portion, be mounted with the substrate of the parts as described Jin Ju From radio communication in the mode of soldering.
5. short-distance radio communicator according to claim 1, is characterized in that,
Described slit be arranged on the base portion of described clamping part, with on the face of diastrophic direction opposite side.
CN201110084942.9A 2010-03-30 2011-03-28 Short-distance radio communicator Active CN102205834B (en)

Applications Claiming Priority (2)

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JP2010079113A JP5427088B2 (en) 2010-03-30 2010-03-30 Near field communication equipment
JP2010-079113 2010-03-30

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CN102205834B true CN102205834B (en) 2014-12-31

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JP5582026B2 (en) * 2010-12-28 2014-09-03 アイシン精機株式会社 Vehicle door lock device

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AUPQ623400A0 (en) * 2000-03-15 2000-04-06 Intellectual Exchange Pty Limited Smart packaging
JP4041691B2 (en) * 2002-04-23 2008-01-30 朝日電装株式会社 Immobilizer
JP2004217139A (en) * 2003-01-17 2004-08-05 Moric Co Ltd Immobilizer mounting structure of motorcycle
JP4302555B2 (en) * 2004-03-12 2009-07-29 株式会社ユーシン Key device
JP4625724B2 (en) * 2005-06-28 2011-02-02 株式会社ホンダロック Vehicle anti-theft device

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CN101665108A (en) * 2008-09-01 2010-03-10 株式会社东海理化电机制作所 Engine starter switch device

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