CN104465174B - Horn switch for vehicle safety - Google Patents
Horn switch for vehicle safety Download PDFInfo
- Publication number
- CN104465174B CN104465174B CN201410744150.3A CN201410744150A CN104465174B CN 104465174 B CN104465174 B CN 104465174B CN 201410744150 A CN201410744150 A CN 201410744150A CN 104465174 B CN104465174 B CN 104465174B
- Authority
- CN
- China
- Prior art keywords
- conductive
- horn
- conductive pole
- switch
- conducting ring
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
- H01H13/02—Details
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- B60Q5/00—Arrangement or adaptation of acoustic signal devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D1/00—Steering controls, i.e. means for initiating a change of direction of the vehicle
- B62D1/02—Steering controls, i.e. means for initiating a change of direction of the vehicle vehicle-mounted
- B62D1/04—Hand wheels
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2231/00—Applications
- H01H2231/026—Car
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Push-Button Switches (AREA)
- Steering Controls (AREA)
Abstract
The invention provides a horn switch for vehicle safety. The horn switch comprises a horn and a horn button integrated in a steering wheel, a breakover mechanism is arranged below the horn button and comprises a first conductive column and a second conductive column, the top end of the first conductive column and the top end of the second conductive column are located under the horn button, the bottom of the first conductive column and the bottom of the second conductive column are each provided with a spring, the bottom end of the first conductive column and the bottom end of the second conductive column are each provided with a wire in a welded mode, and the other end of each wire is connected with a conductive copper sheet; a positive electrode power source of the horn is connected between the two conductive copper sheets in series. The situation that a circuit of the horn switch is closed or open is achieved by connecting or disconnecting an inner conductive ring and an outer conductive ring through a conductive reed, the contact area is large, and electric corrosion will not be generated on a contact face; a wire of the horn switch is integrated in a switch module, and the fault phenomenon that according to a traditional structure, because the inner conductive ring and the outer conductive ring disengage from each other, the horn switch loses efficacy is avoided.
Description
Technical field
The present invention relates to a kind of automotive controls, and in particular to a kind of horn switch of vehicle safety.
Background technology
At present, the commonly used horn switch of Domestic Forklift includes horn button, loudspeaker and its conduction mechanism, wherein loudspeaker
Button is integrated in steering wheel, and the wire of horn switch is connected with the conducting ring in steering spindle and is drawn by steering spindle.Loudspeaker
Negative power supply normal open, cathode power supply be connected on horn switch, when trigger horn button when, conductive pole is together with horn button
Move down, when conductive pole touches the conducting ring in steering spindle, horn switch closure, turns on the positive source of loudspeaker, and concatenate
Loudspeaker in the loop begin to report to the police.When the handss of operator leave horn button, in the presence of back-moving spring, loudspeaker
Button and conductive pole are upper together to be moved, and switchs and is no longer turned on, be at this moment serially connected with back after the conducting ring disengaging in conductive pole and steering spindle
Loudspeaker power-off in road is no longer reported to the police.The loudspeaker conduction mechanism of this structure has higher fault rate.Due to when fork-truck steering,
The wire of horn switch fails with steering axes, the disengaging for being easily caused wire with conducting ring；Secondly as conductive pole with lead
Electric loop interface product is less, and after triggering horn button repeatedly, the contact surface of conductive pole is also easy to produce arcing and burns the phenomenon of erosion.
The content of the invention
The present invention is in order to solve above-mentioned technical problem, there is provided a kind of horn switch of vehicle safety, it is to avoid horn switch
Lead departs from failure and contact arc discharge burns and loses the generation of phenomenon.
The technical scheme is that：A kind of horn switch of vehicle safety, including loudspeaker and be integrated in steering wheel
Horn button, is provided with conduction mechanism below the horn button, the conduction mechanism includes the first conductive pole and second conductive
The top of post, first conductive pole and the second conductive pole is located at the underface of the horn button, the first conductive pole and second
The bottom of conductive pole is equipped with the bottom of spring, the first conductive pole and the second conductive pole respectively one wire of welding, the wire it is another
One end respectively connects a conductive copper sheet；The cathode power supply of the loudspeaker is serially connected between two conductive copper sheets.
Further, the horn button includes being installed in the column below upper cover plate, and the bottom of the column is provided with conduction
Reed, one end of the conductive reed is affixed with outer conducting ring, the other end is positioned at the surface of interior conducting ring；Described first is conductive
The top of post is located at the underface of the interior conducting ring, and the top of the second conductive pole is located at the underface of outer conducting ring.
Further, the conduction mechanism is located at the inside of the switch module below steering wheel, the switch module
Centre offers the installing hole being engaged with steering column assembly, and switch module is set in steering column assembly by the installing hole
On, the bottom of switch module is connected with mounting bracket.
Further, the bottom of the spring is fixedly arranged on spring seat.
Further, the column has three, and its spacing each other is equal.
Steering column for vehicle assembly includes mounting bracket and the steering spindle being located in steering column, and steering wheel is located at steering spindle top
End, drives steering spindle to rotate together during its rotation.
When needing to trigger horn button, upper cover plate of the pressing in the middle of steering wheel, drive are connected to below upper cover plate
Column move down, the conductive reed immediately below its bottom is contacted with interior conducting ring, interior conducting ring is by conductive spring
Piece is connected with outer conducting ring；And inside and outside conducting ring first conductive pole that Jing is contacted therewith respectively and the second conductive pole of conducting
It is connected with two conductive copper sheets, turns on the positive source of loudspeaker, so make the loudspeaker being serially connected with the loop connect circuit
And start to report to the police.When the handss of operator leave horn button, in horn button, conductive reed is up moved into capable reset with column,
So as to the connection disconnected and between inside and outside conducting ring, horn circuit is made to disconnect and quit work.It is when steering wheel rotation, integrated
Horn button in steering wheel is rotated with steering wheel；And the conduction mechanism inside switch module is located at due to being to be set in
On steering column assembly, when steering axes, switch module can't be rotated with steering axes, so as to protect loudspeaker
Using for the wire of switch is safe, and the circuit malfunction failure such as wire fracture will not occur.
In addition, under the pressure effect of spring, the top of the first conductive pole and the second conductive pole respectively with inside and outside conducting ring
Bottom face between be constantly in contact condition, so in steering wheel rotation and triggering horn button, the first conductive pole and the
The top end face of two conductive poles will not produce galvano-cautery.
So the present invention has following remarkable result：
1st, as the wire of the horn switch of the present invention is integrated in switch module, therefore when steering wheel is rotated, its wire
Will not rotate with rotary shaft, in eliminating traditional structure, wire departs from the phenomenon of the failure for failing with inside and outside conducting ring.
2nd, the connecting and disconnecting of the circuit of horn switch is will to be switched on or switched off to come by conductive reed between interior conducting ring and outer conducting ring
Realize, its contact area is larger, it is not easy to which the galvano-cautery phenomenon such as arcing occurs.And first conductive pole, the top of the second conductive pole
End is constantly in contact condition respectively between the bottom face of inside and outside conducting ring, so pressing in steering wheel rotation and triggering loudspeaker
During button, the top end face of the first conductive pole and the second conductive pole will not produce galvano-cautery.
3rd, due to three columns of impartial setting under upper cover plate, so that pressing dynamics uniformly acts on three conductive springs
On piece, three conductive reeds are made while contacting with interior conducting ring and contacting with outer conducting ring.
Description of the drawings
Below in conjunction with the accompanying drawings the present invention is described in further detail：
Fig. 1 is scheme of installation of the present invention；
Fig. 2 is A-A sectional views in Fig. 1；
Fig. 3 is loud-speaker press-button structure schematic diagram；
Fig. 4 is B-B sectional views in Fig. 3.
In figure：1- steering wheels, 2- switch modules, 3- steering column assemblies, 4- columns, conducting ring in 5-, the outer conducting rings of 6-, 7-
Conductive reed；The first conductive poles of 8-1, the second conductive poles of 8-2,9- springs, 10- spring seats, 11- wires, 12- conductive copper sheets,
13- upper cover plates, 14- mounting brackets.
Specific embodiment
As shown in figure 1, a kind of horn switch of vehicle safety, including loudspeaker, the horn button being integrated in steering wheel 1,
Conduction mechanism is provided with below horn button, conduction mechanism is located inside the switch module 2 below steering wheel 1, switching molding
Block 2 is set on steering column assembly 3 by the installing hole opened up in the middle of which, and the bottom of switch module 2 is connected with mounting bracket 14
It is fixed.When steering axes, switch module 2 be it is static, its internal connecting wire will not because rotation produce with
Inside and outside conducting ring be separated and cause horn switch fail situation.
As shown in Fig. 2 conduction mechanism includes the first conductive pole 8-1 and the second conductive pole 8-2, the first conductive pole 8-1
The underface of the horn button is located at the top of the second conductive pole 8-2, the first conductive pole 8-1's and the second conductive pole 8-2
Bottom is equipped with spring 9, and the bottom of spring 9 is fixedly arranged on spring seat 10；First conductive pole 8-1's and the second conductive pole 8-2
A wire 11 is respectively welded in bottom, and the other end of the wire 11 respectively connects a conductive copper sheet 12；The loudspeaker cathode power supply concatenation
Between two conductive copper sheets 12, its negative pole positive pole is connected as normal open state with the negative pole of external power.
As shown in Figure 3-4, horn button includes being installed in three columns 4 below upper cover plate 13, its each other between
Away from equal.The bottom of the column 4 is connected with conductive reed 7, and one end of the conductive reed 7 is affixed with outer conducting ring 6, another
End is positioned at the surface of interior conducting ring 5；The top of the first conductive pole 8-1 is located at the underface of interior conducting ring 5, and second is conductive
The top of post 8-2 is located at the underface of outer conducting ring 6, under the elastic force effect of spring 9, the first conductive pole 8-1 and second conductive
The top of post 8-2 is constantly in contact condition respectively between interior conducting ring 5, the bottom face of outer conducting ring 6, so in rotation side
During to disk 1 and triggering horn button, the top end face of the first conductive pole 8-1 and the second conductive pole 8-2 will not produce galvano-cautery.
The signal of horn switch is passed by switching on and off for two conductive copper sheets 12, and the negative pole of loudspeaker with it is negative
Pole power supply normal open, the cathode power supply of loudspeaker are connected between two conductive copper sheets 12 and form on-off circuit, when two conductive copper sheets
When turning on 12, horn switch conducting, loudspeaker are reported to the police.Under normality, separate between interior conducting ring 5, outer conducting ring 6 and be not turned on,
So two conductive copper sheets 12 contacted with its bottom face can not be turned on, horn switch circuit is open circuit.When triggering horn button
When, it is connected to below upper cover plate three pillars 4 and acts on three conductive reeds 7 while moving down, makes conductive reed 7 same
When contact with interior conducting ring 5, even if interior conducting ring 5 is connected with outer conducting ring 6 by three conductive reeds 7, the outer conduction of conducting
The first conductive poles of Jing 8-1, the second conductive pole 8-2 connect two conductive copper sheets 12 respectively for ring 6 and interior conducting ring 5, so that opening
Circuit ON is closed, is made the loudspeaker being serially connected with the on-off circuit work and is started to report to the police.When the handss of operator leave horn button,
Move on three columns 3 in horn button and reset, the no longer stress of conductive reed 7 resets then and departs from interior conducting ring 5, interior conducting ring 5
Separate between outer conducting ring 6, disconnect on-off circuit, loudspeaker do not work.
In addition, when steering wheel rotation 1, the horn button being integrated in steering wheel 1 is rotated with steering wheel；And conduction mechanism
It is located in switch module 2, because switch module 2 is set on steering column assembly 3 by the installing hole in the middle of which, switching molding
Block 2 will not be rotated as steering wheel 1 is rotated, that is, avoid the wire of horn switch from rotating and the problem of open circuit.Simultaneously because the
One conductive pole 8-1, the second conductive pole 8-2 under the pressure effect of spring 9, always respectively with interior conducting ring 5, outer conducting ring 6
Bottom contacts and slides, i.e., in steering wheel rotation 1 and triggering horn button, its contact surface will not produce galvano-cautery.
Above example is not limited only to protection scope of the present invention, all to be repaiied based on basic thoughts of the invention
What is changed or change belongs to protection scope of the present invention.
Claims (4)
1. a kind of horn switch of vehicle safety, including loudspeaker and steering wheel is integrated in（1）Interior horn button, its feature exist
In：Conduction mechanism is provided with below the horn button, the conduction mechanism includes the first conductive pole（8-1）With the second conductive pole
（8-2）, first conductive pole（8-1）With the second conductive pole（8-2）Top be located at the horn button underface, first
Conductive pole（8-1）With the second conductive pole（8-2）Bottom be equipped with spring（9）, the first conductive pole（8-1）With the second conductive pole
（8-2）Each one wire of welding in bottom（11）, the wire（11）Each one conductive copper sheet of connection of the other end（12）；The loudspeaker
Cathode power supply be serially connected in two conductive copper sheets（12）Between；The horn button includes being installed in upper cover plate（13）Lower section it is vertical
Post（4）, the column（4）Bottom be provided with conductive reed（7）, the conductive reed（7）One end and outer conducting ring（6）Gu
Connect, the other end is located at interior conducting ring（5）Surface；First conductive pole（8-1）Top be located at the interior conducting ring（5）
Underface, the second conductive pole（8-2）Top be located at outer conducting ring（6）Underface.
2. the horn switch of vehicle safety according to claim 1, it is characterised in that：The conduction mechanism is located at positioned at side
To disk（1）The switch module of lower section（2）Inside, the switch module（2）Centre offer and steering column assembly（3）Match
The installing hole of conjunction, switch module（2）Steering column assembly is set in by the installing hole（3）On, switch module（2）Bottom with
Mounting bracket（14）Connection.
3. the horn switch of vehicle safety according to claim 1, it is characterised in that：The spring（9）Bottom it is fixed
In spring seat（10）On.
4. the horn switch of vehicle safety according to claim 1, it is characterised in that：The column（4）There are three, its phase
Spacing between mutually is equal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410744150.3A CN104465174B (en) | 2014-12-09 | 2014-12-09 | Horn switch for vehicle safety |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410744150.3A CN104465174B (en) | 2014-12-09 | 2014-12-09 | Horn switch for vehicle safety |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104465174A CN104465174A (en) | 2015-03-25 |
| CN104465174B true CN104465174B (en) | 2017-04-12 |
Family
ID=52911072
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410744150.3A Active CN104465174B (en) | 2014-12-09 | 2014-12-09 | Horn switch for vehicle safety |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104465174B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104787105B (en) * | 2015-03-31 | 2017-07-14 | 力帆实业(集团)股份有限公司 | For the mounting structure and steering wheel being installed on electric shock piece on steering wheel |
| FR3063942B1 (en) * | 2017-03-14 | 2021-12-10 | Autoliv Dev | VEHICLE AUDIBLE WARNING CONTROL DEVICE |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0218559A2 (en) * | 1985-10-03 | 1987-04-15 | CAVIS CAVETTI ISOLATI S.p.A. | A switch structure for motor vehicle electrical window winders |
| CN202641513U (en) * | 2012-05-08 | 2013-01-02 | 三一矿机有限公司 | Conductive connecting device for steering wheel horn and horn with conductive connection device |
| CN202686121U (en) * | 2012-06-29 | 2013-01-23 | 北汽福田汽车股份有限公司 | Conductive loop structure of steering wheel |
| CN203713690U (en) * | 2013-12-26 | 2014-07-16 | 苏州震科汽车部件有限公司 | Steering column loudspeaker conductive structure for car |
| CN204257461U (en) * | 2014-12-09 | 2015-04-08 | 安徽合力股份有限公司 | A kind of horn switch of vehicle safety |
-
2014
- 2014-12-09 CN CN201410744150.3A patent/CN104465174B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0218559A2 (en) * | 1985-10-03 | 1987-04-15 | CAVIS CAVETTI ISOLATI S.p.A. | A switch structure for motor vehicle electrical window winders |
| CN202641513U (en) * | 2012-05-08 | 2013-01-02 | 三一矿机有限公司 | Conductive connecting device for steering wheel horn and horn with conductive connection device |
| CN202686121U (en) * | 2012-06-29 | 2013-01-23 | 北汽福田汽车股份有限公司 | Conductive loop structure of steering wheel |
| CN203713690U (en) * | 2013-12-26 | 2014-07-16 | 苏州震科汽车部件有限公司 | Steering column loudspeaker conductive structure for car |
| CN204257461U (en) * | 2014-12-09 | 2015-04-08 | 安徽合力股份有限公司 | A kind of horn switch of vehicle safety |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104465174A (en) | 2015-03-25 |
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| GR01 | Patent grant |