CN210344118U - Self-checking type automatic adjusting arm for automobile brake clearance - Google Patents
Self-checking type automatic adjusting arm for automobile brake clearance Download PDFInfo
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- CN210344118U CN210344118U CN201920129623.7U CN201920129623U CN210344118U CN 210344118 U CN210344118 U CN 210344118U CN 201920129623 U CN201920129623 U CN 201920129623U CN 210344118 U CN210344118 U CN 210344118U
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Abstract
The utility model discloses a self-checking formula car braking clearance automatic adjustment arm, including casing, apron, worm wheel, response mechanism, response receiving mechanism, the apron passes through bolt and casing fixed connection, the worm wheel rotatable coupling is in the casing and is located the apron lower part, the utility model discloses rational in infrastructure, convenient to use through set up the response mechanism that has inductor one and the response receiving mechanism that has inductive switch one on the adjustment arm for after the car shoe is worn and torn, response mechanism triggers the response receiving mechanism under the drive of turbine, sends out the alarm and reminds the driver and crew to change the shoe, avoids the driving safety that leads to because of the shoe is worn and torn; through the second induction switch arranged on the cover plate and the second inductor arranged on the adjusting arm positioning plate, after the adjusting arm fails, the second inductor triggers the second induction switch to send an alarm to remind drivers and passengers to replace the adjusting arm, and therefore driving safety caused by failure of the adjusting arm is avoided.
Description
Technical Field
The utility model relates to an automobile brake clearance automatic adjustment arm, specific self-checking formula automobile brake clearance automatic adjustment arm that self-checking shoe plate wearing and tearing condition and itself became invalid that says so.
Background
The automatic regulating arm for automobile brake gap is one gap compensating device suitable for wheel type automobile brake and has the function of regulating the brake gap of automobile brake to maintain the gap relatively stable and ensure the optimal brake force of the brake; the traditional automobile brake clearance automatic adjusting arm in China can only keep the brake clearance relatively stable, but can bring great influence to the driving safety because the shoe is worn excessively or the adjusting arm fails, so that the design of the self-checking automobile brake clearance automatic adjusting arm is a problem which needs to be solved urgently by technical personnel in related fields.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a technical scheme does: the self-checking type automatic automobile brake clearance adjusting arm comprises a shell, a cover plate, a worm wheel, an induction mechanism and an induction receiving mechanism, wherein the cover plate is fixedly connected with the shell through a bolt, the worm wheel is rotatably connected in the shell and positioned at the lower part of the cover plate, the induction mechanism matched with the worm wheel in shape is arranged on one side surface of the worm wheel, a first inductor is arranged at the top of the induction mechanism, a locking wedge and a locking nut are arranged at the bottom of the induction mechanism to fixedly connect the induction mechanism with the worm wheel, the induction receiving mechanism is fixed on the cover plate and fixedly connected with the shell through the bolt, a first induction switch corresponding to the first inductor is arranged on the induction receiving mechanism, the bottom of the induction receiving mechanism is in an arc shape matched with the shape of the induction mechanism, an included angle is arranged between the first inductor on the induction mechanism and the first induction switch in an initial state, the worm wheel rotates and contacts with the inductive switch.
As an improvement, a cover plate and an adjusting arm positioning plate are arranged on one side face, away from the induction mechanism, of the shell, the cover plate is fixedly connected with the shell through a bolt, the adjusting arm positioning plate is arranged on the shell and movably connected with the shell, a second induction switch is arranged on the cover plate, a second inductor is arranged on the adjusting arm positioning plate, and an initial included angle is formed between the second inductor and the second induction switch.
As a refinement, the induction mechanism is annular.
As an improvement, be equipped with the inductive switch mounting groove on the response receiving mechanism, inductive switch one sets up in the inductive switch mounting groove, inductive switch one still is equipped with signal transmission line, signal transmission line stretches out from inductive switch mounting groove upper portion.
As an improvement, two ends of the induction receiving mechanism are respectively provided with a mounting hole.
As an improvement, SMC magnetic control switch circuits are arranged on the first inductive switch and the second inductive switch, the SMC magnetic control switch circuits are sequentially connected with a magnetic control signal acquisition unit, a signal distribution output unit and a signal alarm output unit in a wired mode, and the magnetic control signal acquisition unit, the signal distribution output unit and the human-computer interface data detection system are connected in a wired mode.
As an improvement, the magnetic control signal acquisition unit, the signal distribution output unit and the human-computer interface data detection system are communicated through an MODBUS485 protocol.
As an improvement, the signal alarm output unit is connected with a buzzer alarm device in a wired mode.
As an improvement, the SMC magnetic control switch circuit comprises a circuit consisting of a switch main circuit, a load and a DC12-24V power supply, and further comprises a light emitting diode, a triode and a diode, wherein the light emitting diode and the triode are connected with the switch main circuit, and the diode is connected with two ends of the DC12-24V power supply.
After the structure more than adopting, the utility model has the advantages of as follows: the utility model has reasonable structure and convenient use, and the induction mechanism with the first inductor and the induction receiving mechanism with the first induction switch are arranged on the adjusting arm, so that after the automobile shoes are worn, the induction mechanism triggers the induction receiving mechanism under the driving of the worm wheel, and sends out an alarm to remind drivers and passengers to replace the shoes, thereby avoiding the driving safety caused by the over-grinding of the shoes; through the second induction switch arranged on the cover plate and the second inductor arranged on the adjusting arm positioning plate, after the adjusting arm fails, the second inductor triggers the second induction switch to send an alarm to remind drivers and passengers to replace the adjusting arm, and therefore driving safety caused by failure of the adjusting arm is avoided.
Drawings
Fig. 1 is a schematic structural view of the self-checking type automatic adjusting arm for automobile brake clearance.
Fig. 2 is a schematic diagram of the structure of the sensing mechanism and the sensing receiving mechanism in the self-checking automatic automobile brake clearance adjusting arm of the present invention.
Fig. 3 is a schematic structural view of the sensing mechanism in the self-checking automatic automobile brake clearance adjusting arm of the present invention.
Fig. 4 is a side view schematic structure diagram of the sensing mechanism in the self-checking automatic automobile brake clearance adjusting arm of the present invention.
Fig. 5 is a schematic structural view of the sensing and receiving mechanism in the self-checking automatic adjusting arm for automobile brake clearance.
Fig. 6 is a schematic diagram of the setting structure of the second sensing switch and the second inductor in the self-checking type automatic automobile brake clearance adjusting arm of the present invention.
Fig. 7 is a schematic circuit structure diagram of the self-checking type automatic adjusting arm for automobile brake clearance.
Fig. 8 is a schematic structural diagram of the self-checking type automobile brake clearance automatic adjusting arm SMC magnetic control switch circuit of the present invention.
As shown in the figure: 1. the device comprises a cover plate, 2, a shell, 3, a bolt, 4, a worm wheel, 5, an induction mechanism, 5.1, a locking inclined iron, 5.2, a locking nut, 6, an induction receiving mechanism, 6.1, an induction switch mounting groove, 6.2, a mounting hole, 7, a worm, 8, a first inductor, 9, a first induction switch, 9.1, a signal transmission line, 10, an adjusting arm positioning plate, 11, a second induction switch, 12 and a second inductor.
Detailed Description
With reference to the attached drawings 1-8, the self-checking type automatic automobile brake clearance adjusting arm comprises a shell 2, a cover plate 1, a worm wheel 4, an induction mechanism 5 and an induction receiving mechanism 6, wherein the cover plate 1 is fixedly connected with the shell 2 through a bolt 3, the worm wheel 4 is rotatably connected in the shell 2 and is positioned at the lower part of the cover plate 1, one side surface of the worm wheel 4 is provided with the induction mechanism 5 matched with the worm wheel in shape, the top of the induction mechanism is provided with a first inductor 8, the bottom of the induction mechanism is provided with a locking wedge 5.1 and a locking nut 5.2 so that the induction mechanism 5 is fixedly connected with the worm wheel 4, the induction receiving mechanism 6 is fixed on the cover plate 1 and is fixedly connected with the shell 2 through the bolt 3, the induction receiving mechanism 6 is provided with a first induction switch 9 corresponding to the first inductor 8, the bottom of the induction receiving mechanism 6 is arc-shaped and, an included angle is formed between a first inductor 8 and a first induction switch 9 on the induction mechanism 5, and the induction mechanism 5 can rotate under the driving of the worm wheel 4 and is in contact with the first induction switch 9 after the automobile shoes are worn.
As a preferred embodiment of this embodiment, a cover plate 1 and an adjusting arm positioning plate 10 are disposed on a side surface of the housing 2 away from the sensing mechanism 5, the cover plate 1 is fixedly connected to the housing 2 through a bolt 3, the adjusting arm positioning plate 10 is disposed on the housing 2 and movably connected to the housing 2, a second sensing switch 11 is disposed on the cover plate 1, a second sensor 12 is disposed on the adjusting arm positioning plate 10, and an initial included angle is disposed between the second sensor 12 and the second sensing switch 11.
As a preferred embodiment of the present embodiment, the sensing mechanism 5 is annular.
As a preferred embodiment of this embodiment, an inductive switch mounting groove 6.1 is formed in the inductive receiving mechanism 6, the first inductive switch 9 is disposed in the inductive switch mounting groove 6.1, the first inductive switch 9 is further provided with a signal transmission line 9.1, and the signal transmission line 9.1 extends out from the upper portion of the inductive switch mounting groove 6.1.
As a preferred embodiment of this embodiment, the two ends of the induction receiving mechanism 6 are respectively provided with a mounting hole 6.2.
As a preferred embodiment of this embodiment, the first inductive switch 9 and the second inductive switch 11 are provided with SMC magnetic control switch circuits, the SMC magnetic control switch circuits are sequentially connected with the magnetic control signal acquisition unit, the signal distribution output unit, and the signal alarm output unit by wires, and the magnetic control signal acquisition unit and the signal distribution output unit are connected with the human-computer interface data detection system by wires.
As a preferred embodiment of this embodiment, the magnetic control signal acquisition unit, the signal distribution output unit, and the human-computer interface data detection system communicate with each other through an MODBUS485 protocol, and the control chips of the magnetic control signal acquisition unit, the signal distribution output unit, and the human-computer interface data detection system use an STM32F single chip microcomputer.
As a preferred embodiment of this embodiment, the signal alarm output unit is connected with a buzzer alarm device by wire.
As a preferred embodiment of this embodiment, the SMC magnetic switch circuit includes a circuit composed of a switch main circuit, a load and a DC12-24V power supply, and further includes a light emitting diode, a triode connected to the switch main circuit, and a diode connected to two ends of the DC12-24V power supply.
With reference to the attached drawings 1-7, an induction mechanism 5 with a first inductor 8 can be fixed on a worm wheel 4 through a locking nut 5.2 at random in the radial direction, when the self-checking type automobile brake gap automatic adjusting arm is installed on an automobile, the position of the induction mechanism 5 is adjusted and fixed through the locking nut 5.2, and the induction mechanism 5 just triggers an induction receiving mechanism 6 after the automobile shoes are worn. When in actual use, because the adjusting arm is installed behind the vehicle, according to the continuous wearing and tearing of car hoof piece, worm wheel 4 can drive induction mechanism 5 constantly to fixed direction rotation, after induction mechanism 5 triggered induction receiving mechanism 6, induction receiving mechanism 6 sends the police dispatch newspaper through SMC magnetic control switch circuit, magnetic control signal acquisition unit, signal distribution output unit, what signal alarm output unit connected is connected with buzzing alarm device, send the picture presentation through human-computer interface data detection system and remind the driver and crew to change the hoof piece, thereby guarantee the driving safety because of the influence of hoof piece overgrinding.
Wherein, the control chip of magnetic control signal acquisition unit, signal distribution output unit, signal alarm output unit adopts STM32F singlechip and the signal acquisition circuit, signal distribution circuit, the warning circuit of being connected with STM32F singlechip, human-computer interface data detecting system sets up in the car, human-computer interface data detecting system also chooses the STM32F singlechip for control.
Referring to fig. 5, a second inductive switch 11 is mounted on the cover plate 1 through a mounting hole, and the second inductive switch 12 just triggers the second inductive switch 11 when the self-checking type automobile brake clearance adjusting arm of the device fails. This device self-checking formula car braking clearance adjustment arm is installed behind the vehicle, normal during operation, there is contained angle "A" between the inductive switch 11 on two 12 inductors on the locating plate 10 and the apron 1, contained angle "A" can be at the suitable braking clearance within range swing back and forth, after this device self-checking formula car braking clearance adjustment arm became invalid, contained angle "A" can dwindle gradually, when reducing to the braking clearance and surpassing the maximum value of design, two 12 inductors trigger two 11 inductors and can send out the police dispatch newspaper or show that the driver and crew changes the adjustment arm, thereby guarantee the driving safety because of the adjustment arm inefficacy influence.
The present invention and the embodiments thereof have been described above, but the description is not limited thereto, and the embodiment shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.
Claims (9)
1. Self-checking formula car braking clearance automatic adjustment arm, its characterized in that: comprises a shell, a cover plate, a worm wheel, an induction mechanism and an induction receiving mechanism, wherein the cover plate is fixedly connected with the shell through a bolt, the worm wheel is rotatably connected in the shell and positioned at the lower part of the cover plate, an induction mechanism which is matched with the shape of the worm wheel is arranged on one side surface of the worm wheel, the top of the induction mechanism is provided with a first inductor, the bottom of the induction mechanism is provided with a locking wedge and a locking nut so that the induction mechanism is fixedly connected with the worm wheel, the induction receiving mechanism is fixed on the cover plate and is fixedly connected with the shell through a bolt, a first induction switch corresponding to the first inductor is arranged on the induction receiving mechanism, the bottom of the induction receiving mechanism is arc-shaped corresponding to the shape of the induction mechanism, and in an initial state, an included angle is formed between a first sensor and a first inductive switch on the inductive mechanism, and the inductive mechanism can rotate under the driving of a worm wheel and is in contact with the first inductive switch after an automobile shoe is abraded.
2. The self-checking automatic automobile brake clearance adjusting arm according to claim 1, characterized in that: the side face, away from the induction mechanism, of the shell is provided with a cover plate and an adjusting arm positioning plate, the adjusting arm positioning plate is arranged on the shell and is movably connected with the shell, the cover plate is provided with a second induction switch, the adjusting arm positioning plate is provided with a second inductor, and an initial included angle is formed between the second inductor and the second induction switch.
3. The self-checking automatic automobile brake clearance adjusting arm according to claim 1, characterized in that: the induction mechanism is annular.
4. The self-checking automatic automobile brake clearance adjusting arm according to claim 1, characterized in that: the induction receiving mechanism is provided with an induction switch mounting groove, the first induction switch is arranged in the induction switch mounting groove, the first induction switch is further provided with a signal transmission line, and the signal transmission line extends out of the upper portion of the induction switch mounting groove.
5. The self-checking automatic vehicle brake clearance adjusting arm according to claim 4, wherein: and mounting holes are respectively formed in two ends of the induction receiving mechanism.
6. The self-checking automatic automobile brake clearance adjusting arm according to claim 1, characterized in that: the system comprises a sensing switch I and a sensing switch II, wherein the sensing switch I and the sensing switch II are provided with SMC magnetic control switch circuits, the SMC magnetic control switch circuits are sequentially in wired connection with a magnetic control signal acquisition unit, a signal distribution output unit and a signal alarm output unit, and the magnetic control signal acquisition unit and the signal distribution output unit are in wired connection with a human-computer interface data detection system.
7. The self-checking automatic vehicle brake clearance adjusting arm according to claim 6, wherein: the magnetic control signal acquisition unit, the signal distribution output unit and the human-computer interface data detection system are communicated through an MODBUS485 protocol.
8. The self-checking automatic vehicle brake clearance adjusting arm according to claim 6, wherein: the signal alarm output unit is connected with a buzzing alarm device in a wired mode.
9. The self-checking automatic vehicle brake clearance adjusting arm according to claim 6, wherein: the SMC magnetic control switch circuit comprises a circuit consisting of a switch main circuit, a load and a DC12-24V power supply, and also comprises a light-emitting diode, a triode and a diode, wherein the light-emitting diode and the triode are connected with the switch main circuit, and the diode is connected with two ends of the DC12-24V power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920129623.7U CN210344118U (en) | 2019-01-25 | 2019-01-25 | Self-checking type automatic adjusting arm for automobile brake clearance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920129623.7U CN210344118U (en) | 2019-01-25 | 2019-01-25 | Self-checking type automatic adjusting arm for automobile brake clearance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210344118U true CN210344118U (en) | 2020-04-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920129623.7U Active CN210344118U (en) | 2019-01-25 | 2019-01-25 | Self-checking type automatic adjusting arm for automobile brake clearance |
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| Country | Link |
|---|---|
| CN (1) | CN210344118U (en) |
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2019
- 2019-01-25 CN CN201920129623.7U patent/CN210344118U/en active Active
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