CN104701088A - Vehicle electronic control device - Google Patents
Vehicle electronic control device Download PDFInfo
- Publication number
- CN104701088A CN104701088A CN201410334004.3A CN201410334004A CN104701088A CN 104701088 A CN104701088 A CN 104701088A CN 201410334004 A CN201410334004 A CN 201410334004A CN 104701088 A CN104701088 A CN 104701088A
- Authority
- CN
- China
- Prior art keywords
- control device
- electronic control
- vehicle
- mechanical relay
- housing
- 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.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H50/00—Details of electromagnetic relays
- H01H50/12—Ventilating; Cooling; Heating
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H50/00—Details of electromagnetic relays
- H01H50/02—Bases; Casings; Covers
Abstract
The invention provides a vehicle electronic control device capable of preventing or limiting icing of contacts of a machinery relay and/or a movable part of the machinery relay; the vehicle electronic control device of an electronic circuit net comprises a housing covering the machinery relay; a mechanism opening and closing contacts is arranged in the machinery relay; the vehicle electronic control device comprises the housing covering the machinery relay, and a metal member arranged outside the housing and directly contacting with at least part of the housing or contacting the housing through a heat conduction piece, thus preventing or limiting icing of the movable contacts of the machinery relay.
Description
Technical field
The present invention relates to electronic control device for vehicle, more specifically, relate to the vehicle console device with mechanical relay (mechnical relay), this mechanical relay is built-in with mechanism contact being carried out to opening and closing.
Background technology
In the past, carry out in the electronic control device for vehicle of the mechanical relay of the mechanism of opening and closing to contact having to be built-in with, normal/abnormal in order to the mechanical relay that correctly judges, repeatedly repeat the ON/OFF of mechanical relay, afterwards, (check) (such as with reference to patent documentation 1) is checked to the normal/abnormal enforcement of mechanical relay.
Prior art document
Patent documentation
Patent documentation 1: Japanese Patent Laid-Open 2007-276552 publication
Summary of the invention
Invent technical problem to be solved
But, in the normal/abnormal decision method of the existing mechanical relay disclosed in patent documentation 1, when the contact of such as mechanical relay and/or the movable part of mechanical relay freeze, even if the ON/OFF repeatedly repeating mechanical relay controls, in fact also can not conduct, thus contact does not have electric current to flow through, therefore ice is insoluble, mechanical relay can not return to normally, is judged as exception.
Thus, in the normal/abnormal decision method of above-mentioned existing mechanical relay, cannot dissolve the ice being attached to contact, result is, only have under temperature becomes quite warm state because of the power supply of coil (coil) around, the function of mechanical relay could be recovered.In order to solve the problem of the electronic control device for vehicle of the normal/abnormal decision method using existing mechanical relay as described above, needing freezes to contact suppresses or prevents.
The present invention completes in order to the problem as described above solving existing electronic control device for vehicle, its object is to, a kind of electronic control device for vehicle that can prevent or suppress the contact of mechanical relay and/or the movable part of mechanical relay to freeze is provided.
The technical scheme that technical solution problem adopts
Electronic control device for vehicle of the present invention has the electronic circuit net comprising mechanical relay,
This mechanical relay is built-in with mechanism contact being carried out to opening and closing, and the feature of this electronic control device for vehicle is, comprising:
Housing (case), this housing covers described mechanical relay; And
Metal member, this metal member is configured at described hull outside, and with directly the contacting at least partially or contact via heat conduction member of described housing.
Invention effect
Vehicle according to the invention electronic-controlled installation, comprising: the housing covering mechanical relay; And be configured at described hull outside and with the metal member directly contacting at least partially or contact via heat conduction member of described housing, therefore, steam, the water droplet of relay inside were first attached to housing before the contact being attached to mechanical relay or movable part, can freeze prevent or suppress the movable part of the contact of mechanical relay and/or mechanical relay.
Accompanying drawing explanation
Fig. 1 is the brief configuration figure of the electronic control device for vehicle representing embodiments of the present invention 1.
Fig. 2 is the brief configuration figure of the electronic control device for vehicle representing embodiments of the present invention 2.
Embodiment
Execution mode 1
Below, based on Fig. 1, embodiments of the present invention 1 are described.Fig. 1 is the brief configuration figure of the electronic control device for vehicle representing embodiments of the present invention 1.In Fig. 1, the electronic control device for vehicle such as electric power-assisted steering apparatus 1 comprise mechanical relay 2, relay terminal 4, electronic circuit net 9, metal member 10 and heat conduction member 8.
Mechanical relay 2 comprises: coil 5; Fixed contact 31; Relative with fixed contact 31 and be configured at the moving contact 32 of moving contact supporting member 33; And fixed contact 31, moving contact 32, moving contact supporting member 33 and coil 5 are accommodated in inner closed shell 6.Fixed contact 31 and moving contact 32 are referred to as the moving contact portion 3 of mechanical relay 2.
The fixed contact supporting member 34 supported the fixed contact 31 of mechanical relay 2 exports to the outside of housing 6, becomes fixed contact terminals 35 and is connected with external circuit (not shown).The moving contact supporting member 33 supported the moving contact 32 of mechanical relay 2 exports to the outside of housing 6, becomes moving contact terminal 36 and is connected with electronic circuit net 9.1st lead-out wires of coil 51 and the 2nd lead-out wires of coil 52 of coil 5 export to the outside of housing 6 and become the 1st coil terminals 53 and the 2nd coil terminals 54 respectively, 1st coil terminals 53 is connected with earthing potential portion, and the 2nd coil terminals 54 is connected with electronic circuit net 9.
In addition, above-mentioned relay terminal 4 is general designations of fixed contact terminals 35, moving contact terminal 36, the 1st coil terminals 53 and the 2nd coil terminals 54 to housing 6 outside being configured at mechanical relay 2.
Metal member 10 forms the cover (cover) of overlay electronic circuit network 9, with contacting via heat conduction member 8 at least partially of the housing 6 of mechanical relay 2, contact via heat conduction member 8 with housing bottom surface as shown in Figure 1 in execution mode 1.The housing 6 of mechanical relay 2 is made up of the resin of thin-walled or metal, to make the thermal resistance between the inner space 7 of housing 6 and space outerpace less.
Become between the metal member of the outermost member of electronic control device for vehicle 1 and the housing 6 of cover 10 and mechanical relay 2 and be configured with heat conduction member 8, the object arranging heat conduction member 8 is not only and is dispelled the heat to the heating part of mechanical relay 2 and moving contact 32, fixed contact 31 and coil 5, and its object is also: between housing 6 and cover 10, to provide after vehicle electronic control 1 being assembled mechanical relay 2 can not because vibrating etc. and the compact siro spinning technology of the degree of movement; And can not apply overstress because of vibration etc. to the relay terminal 4 of the outside being configured at cover 6, thus heat conduction member 8 is by having flexible sheet material (sheet) or bonding agent is formed, to reduce the thermal resistance between housing 6 and cover 10.
In mechanical relay 2, if make coil 5 be energized from electronic circuit net 9 via the 1st coil terminals 53 and the 2nd coil terminals 54, then moving contact supporting member 33 attract by coil 5 and move to coil 5 side, moving contact 32 contacts with fixed contact 31.Thus, mechanical relay 2 conducting.On the other hand, if cut off energising to coil 5, then moving contact supporting member 33 resets to and coil 5 opposite side because of its own resilient, and moving contact 32 is away from fixed contact 31.Thus, mechanical relay 2 disconnects (off).
In the electronic control device for vehicle of the embodiments of the present invention 1 formed as described above, electronic control device for vehicle 1 do not work and ambient temperature become freezing temperature 0 [DEG C] below time, the thermal resistance being configured to be equipped with between the environment of electronic control device for vehicle 1 and the housing 6 of mechanical relay 2 is less than the thermal resistance be equipped with between the environment of electronic control device for vehicle 1 and the moving contact portion 3 of mechanical relay 2, therefore, the temperature being formed in the structural elements middle shell 6 of mechanical relay 2 is minimum state, the moisture contained by inner space 7 of mechanical relay 2 condenses on housing, thus prevent moisture from arriving moving contact portion 3, can prevent or suppress fixed contact 31, the movable parts such as moving contact 32 and moving contact supporting member 33 freeze.
In addition, when electronic control device for vehicle 1 works, the moisture diffusion of housing 6 inside of electronic-controlled installation 1 is to the higher side of temperature, but by forming electronic-controlled installation as described above, thus the ambient temperature of mechanical relay 2 is declined, moisture is difficult to the periphery being diffused into mechanical relay 2, thus the moisture absorption of mechanical relay 2 is declined, and can prevent or suppress icing.
In addition, the hole moisture in housing 6 being carried out evaporating also can be set on the housing 6 of mechanical relay 2.But, undoubtedly, need to make an effort, in order to avoid the water droplet of outside invades from this hole in the configuration such as in hole, structure, filter (filter) installation etc.
In the electronic control device for vehicle of the embodiments of the present invention 1 formed as described above, such as electronic control device for vehicle 1 do not work and ambient temperature become freezing temperature 0 [DEG C] below time, also can prevent moisture from arriving moving contact portion 3, can prevent or suppress fixed contact 31, the movable parts such as moving contact 32 and moving contact supporting member 33 freeze, therefore, after correctly judging that the normal/abnormal of mechanical relay repeatedly repeats the ON/OFF of mechanical relay, reliably can implement the normal/abnormal inspection of mechanical relay, can prevent because of the normal/abnormal misjudgment to mechanical relay caused of freezing.
Execution mode 2
Fig. 2 is the brief configuration figure of the electronic control device for vehicle representing embodiments of the present invention 2.In fig. 2, the metal member 10 forming the cover of overlay electronic circuit network 9 comprises spring (spring) structural portion 11.Spring structure portion 11 by the 1st bend 111, the 2nd bend 112, to form from the relay loading part 113 that other planar portions is outstanding to mechanical relay 2 side between the 1st bend 111 and the 2nd bend 112.
The lower surface of the housing 6 of mechanical relay 2 directly contacts with the relay loading part 113 of metal member 10, and is loaded on relay loading part 113.As mentioned above, the relay loading part 113 of metal member 10 and the 1st bend 111 and the 2nd bend 112 together form spring structure portion 11.Thus due to the elastic force in spring structure portion 11, housing 6 is by the pressing of the relay loading part 113 of metal member 10, thus housing 6 and relay loading part 113 reliable contacts.
As mentioned above, spring structure portion 11 be configured to comprise be formed in metal member 10 a part on the 1st bend 111, the 2nd bend 112 and the relay loading part 113 that contacts between the 1st bend 111 and the 2nd bend 112 and with housing 6, make the 1st bend 111 and the 2nd bend 112 have area wide as far as possible, thus spring and elastic force can be increased.
In addition, in the above description, direct loading machine relay 2 on the relay loading part 113 of metal member 10, but also identically with the situation of execution mode 1, heat conduction member can be inserted between relay loading part 113 and mechanical relay 2.Other structures are identical with execution mode 1.
In the electronic control device for vehicle of the embodiments of the present invention 2 formed as described above, electronic control device for vehicle 1 do not work and ambient temperature become freezing temperature 0 [DEG C] below time, the thermal resistance being configured to be equipped with between the environment of electronic control device for vehicle 1 and the housing 6 of mechanical relay 2 is less than the thermal resistance be equipped with between the environment of electronic control device for vehicle 1 and the moving contact portion 3 of mechanical relay 2, therefore, the temperature being formed in the structural elements middle shell 6 of mechanical relay 2 is minimum state, the moisture contained by inner space 7 of mechanical relay 2 condenses on housing, thus prevent moisture from arriving moving contact portion 3, can prevent or suppress fixed contact 31, the movable parts such as moving contact 32 and moving contact supporting member 33 freeze.
In addition, when vehicle electronic controlling device 1 works, the moisture diffusion of housing 6 inside of electronic-controlled installation 1 is to the higher side of temperature, but by forming electronic-controlled installation as described above, thus the ambient temperature of mechanical relay 2 is declined, moisture is difficult to the periphery being diffused into mechanical relay 2, thus the moisture absorption of mechanical relay 2 is declined, and can prevent or suppress icing.
In addition, the hole moisture in housing 6 being carried out evaporating also can be set on the housing 6 of mechanical relay 2.But, undoubtedly, need to make an effort, in order to avoid the water droplet of outside invades from this hole in configuration, structure, filter installation etc. such as in hole.
In the electronic control device for vehicle of the embodiments of the present invention 2 formed as described above, such as electronic control device for vehicle 1 do not work and ambient temperature become freezing temperature 0 [DEG C] below time, also can prevent moisture from arriving moving contact portion 3, can prevent or suppress fixed contact 31, the movable parts such as moving contact 32 and moving contact supporting member 33 freeze, therefore, after correctly judging that the normal/abnormal of mechanical relay repeatedly repeats the ON/OFF of mechanical relay, reliably can implement the normal/abnormal inspection of mechanical relay, can prevent because of the normal/abnormal misjudgment to mechanical relay caused of freezing.
In addition, for the present invention, within the scope of the invention, freely can combine each execution mode or each execution mode is suitably out of shape, is omitted.
Label declaration
1 electronic control device for vehicle
2 mechanical relays
3 moving contact portions
31 fixed contacts
32 moving contacts
33 moving contact supports
34 fixed contact supports
35 fixed contact terminals
36 moving contact terminals
4 relay terminals
5 coils
51 the 1st lead-out wires of coil
52 the 2nd lead-out wires of coil
53 the 1st coil terminals
54 the 2nd coil terminals
6 housings
7 inner spaces
8 heat conduction members
9 electronic circuit nets
10 metal members
11 spring structure portions
111 the 1st bends
112 the 2nd bends
113 housing loading parts
Claims (7)
1. an electronic control device for vehicle, have the electronic circuit net comprising mechanical relay, this mechanical relay is built-in with mechanism contact being carried out to opening and closing, and the feature of this electronic control device for vehicle is, comprising:
Housing, this housing covers described mechanical relay; And
Metal member, this metal member is configured at described hull outside, and with directly the contacting at least partially or contact via heat conduction member of described housing.
2. electronic control device for vehicle as claimed in claim 1, is characterized in that,
Described metal member forms the cover covering described electronic circuit net.
3. electronic control device for vehicle as claimed in claim 2, is characterized in that,
The cover be made up of described metal member is built-in with described electronic circuit net and described mechanical relay,
A part for the internal face of described cover and contacting at least partially of casing of relay.
4. electronic control device for vehicle as claimed in claim 1 or 2, is characterized in that,
Mechanical relay as comprising the pair of contact that described enclosure interior receives, the terminal of deriving to described outside from described contact, described pair of contact that described enclosure interior is received contact or away from the single parts of coil form, and this mechanical relay does not contact with the component beyond described metal member, and configures individually.
5. electronic control device for vehicle as claimed in claim 1 or 2, is characterized in that,
Described housing is made up of resin or metal.
6. electronic control device for vehicle as claimed in claim 1 or 2, is characterized in that,
Described metal member comprises spring structure portion, and this spring structure portion is formed in the position directly contacting at least partially or contact via heat conduction member with described housing.
7. electronic control device for vehicle as claimed in claim 1 or 2, is characterized in that,
Described heat conduction member is made up of tool sheet material springy or bonding agent.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2013-251631 | 2013-12-05 | ||
| JP2013251631A JP5693698B1 (en) | 2013-12-05 | 2013-12-05 | Electronic control device for vehicle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104701088A true CN104701088A (en) | 2015-06-10 |
| CN104701088B CN104701088B (en) | 2017-08-08 |
Family
ID=52830820
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410334004.3A Expired - Fee Related CN104701088B (en) | 2013-12-05 | 2014-07-14 | Electronic control device for vehicle |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP5693698B1 (en) |
| CN (1) | CN104701088B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108511269A (en) * | 2017-02-28 | 2018-09-07 | 日立汽车系统(苏州）有限公司 | The electronic control device for vehicle of relay and the built-in relay |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0779082A (en) * | 1993-09-08 | 1995-03-20 | Nec Corp | Enclosure for mounting ic |
| JPH1035375A (en) * | 1996-05-22 | 1998-02-10 | Harness Sogo Gijutsu Kenkyusho:Kk | Connector and electrical connection box |
| JP2007312539A (en) * | 2006-05-19 | 2007-11-29 | Auto Network Gijutsu Kenkyusho:Kk | Electrical junction box |
| CN101320656A (en) * | 2008-04-17 | 2008-12-10 | 上海沪工汽车电器有限公司 | Normally opening relay for automobile |
| CN201319354Y (en) * | 2008-12-02 | 2009-09-30 | 贵州航天电器股份有限公司 | Relay heat-radiating device used under vacuum |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102007061116A1 (en) * | 2007-12-19 | 2009-06-25 | Robert Bosch Gmbh | Control unit housing |
| JP5831408B2 (en) * | 2012-09-11 | 2015-12-09 | 株式会社オートネットワーク技術研究所 | Electrical junction box |
-
2013
- 2013-12-05 JP JP2013251631A patent/JP5693698B1/en not_active Expired - Fee Related
-
2014
- 2014-07-14 CN CN201410334004.3A patent/CN104701088B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0779082A (en) * | 1993-09-08 | 1995-03-20 | Nec Corp | Enclosure for mounting ic |
| JPH1035375A (en) * | 1996-05-22 | 1998-02-10 | Harness Sogo Gijutsu Kenkyusho:Kk | Connector and electrical connection box |
| JP2007312539A (en) * | 2006-05-19 | 2007-11-29 | Auto Network Gijutsu Kenkyusho:Kk | Electrical junction box |
| CN101320656A (en) * | 2008-04-17 | 2008-12-10 | 上海沪工汽车电器有限公司 | Normally opening relay for automobile |
| CN201319354Y (en) * | 2008-12-02 | 2009-09-30 | 贵州航天电器股份有限公司 | Relay heat-radiating device used under vacuum |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108511269A (en) * | 2017-02-28 | 2018-09-07 | 日立汽车系统(苏州）有限公司 | The electronic control device for vehicle of relay and the built-in relay |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104701088B (en) | 2017-08-08 |
| JP2015107740A (en) | 2015-06-11 |
| JP5693698B1 (en) | 2015-04-01 |
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|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170808 Termination date: 20210714 |
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| CF01 | Termination of patent right due to non-payment of annual fee |