CN105329233A - Parking force measuring device of electronic parking brake system - Google Patents
Parking force measuring device of electronic parking brake system Download PDFInfo
- Publication number
- CN105329233A CN105329233A CN201510819996.3A CN201510819996A CN105329233A CN 105329233 A CN105329233 A CN 105329233A CN 201510819996 A CN201510819996 A CN 201510819996A CN 105329233 A CN105329233 A CN 105329233A
- Authority
- CN
- China
- Prior art keywords
- measuring device
- brake system
- force measuring
- spring
- parking
- 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.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T17/00—Component parts, details, or accessories of power brake systems not covered by groups B60T8/00, B60T13/00 or B60T15/00, or presenting other characteristic features
- B60T17/18—Safety devices; Monitoring
- B60T17/22—Devices for monitoring or checking brake systems; Signal devices
Abstract
The invention relates to a parking force measuring device of an electronic parking brake system. The parking force measuring device of the electronic parking brake system comprises a brake, wherein a Hall sensor is arranged inside the brake, a screw is arranged at one side of the brake, a support is arranged at the end part of the screw, and the support is connected with an inhaul cable; a spring is sheathed on the screw, one end of the spring is connected with the support, the other end of the spring is connected with a magnetic steel fixed frame, magnetic steel is arranged on the magnetic steel fixed frame, and the magnetic steel is arranged corresponding to the Hall sensor. The spring is stressed and compressed to produce deformation, deformation of the spring pushes the magnetic steel to do linear motion, the Hall sensor arranged corresponding to the magnetic steel produces magnetic field change under the action of motion of the Hall sensor and outputs linear voltage, and parking force loaded on the brake can be calculated just by acquiring the voltage output by the Hall sensor. The parking force measuring device of the electronic parking brake system can realize the beneficial effects of simple structure, light weight, safety, reliability, accuracy in measurement and low cost by virtue of the structure.
Description
Technical field
The present invention relates to a kind of parking force measuring device of electronic brake system.
Background technology
Automobile brake perfrmance is one of main performance of automobile braking safety, and it directly affects vehicle safety performance, and be related to the safety of occupant, vehicle and pedestrian, good automobile brake perfrmance is the basic guarantee of vehicle safety travel.For ensureing vehicle operational safety, automobile brake perfrmance detection is one of principal item of enforceable vehicle safety performance detection.
The sensor that vehicle carries out the measurement of parking power is less, general use industrial grade pull pressure sensor, resistance strain type sensor etc., but the sensor volume is large, weight large, be not easy layout, does not meet the requirement of automotive grade product.
Therefore the parking force measuring device designing a kind of electronic brake system is necessary, to overcome the problems referred to above.
Summary of the invention
The object of the invention is to the defect overcoming prior art, provide the parking force measuring device of simple, lightweight, the safe and reliable electronic brake system of a kind of structure.
The present invention is achieved in that
The invention provides a kind of parking force measuring device of electronic brake system, comprise drg, be provided with Hall element in described drg, the side of described drg is provided with a screw rod, and the end of described screw rod is provided with a support, and described support connects a drag-line; Described screw rod is arranged with spring, and one end of described spring connects described support, and the other end connects a magnet steel fixed mount, and described magnet steel fixed mount is provided with a magnet steel, and the corresponding described Hall element of described magnet steel is arranged.
Further, the opposite side of described drg is provided with a drag-line.
Further, described brake inside is provided with wiring board, and described Hall element is located on described wiring board.
Further, described drag-line is fixed on a drag-line anchor fitting, and described drag-line anchor fitting and described support are connected and fixed.
Further, described Hall element is linear hall sensor.
The present invention has following beneficial effect:
Described screw rod is arranged with spring, and one end of described spring connects described support, and the other end connects a magnet steel fixed mount, and described magnet steel fixed mount is provided with a magnet steel, and the corresponding described Hall element of described magnet steel is arranged.Described spring stress compression produces deformation, the deformation of spring promotes magnet steel and does straight-line motion, the Hall element that arrange corresponding to magnet steel moves by magnet steel and produces changes of magnetic field, and the voltage of output linearity, gather Hall element output voltage and just can calculate loading parking power on the brake.The parking force measuring device of described electronic brake system by said structure can reach structure simple, lightweight, safe and reliable, measure accurately and the beneficial effect such as cost is lower.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
The structural representation of the parking force measuring device of the electronic brake system that Fig. 1 provides for the embodiment of the present invention.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, other embodiments all that those of ordinary skill in the art obtain under the prerequisite not making creative work, all belong to the scope of protection of the invention.
As Fig. 1, the embodiment of the present invention provides a kind of parking force measuring device of electronic brake system, comprise drg 1, Hall element 12 is provided with in described drg 1, in this preferred embodiment, described drg 1 inside is provided with wiring board 11, and described Hall element 12 is located on described wiring board 11.
As Fig. 1, the side of described drg 1 is provided with a screw rod 2, and the end of described screw rod 2 is provided with a support 4, and described support 4 connects a drag-line 6.Go in this preferred embodiment, described drag-line 6 is fixed on a drag-line anchor fitting 7, and described drag-line anchor fitting 7 is connected and fixed with described support 4.The opposite side of described drg 1 is provided with another drag-line 6 equally.By external force, Tension and Compression is carried out to above-mentioned two drag-lines 6, thus the measurement of power can be carried out.
As Fig. 1, described screw rod 2 is arranged with spring 3, described spring 3 is precision spring.One end of described spring 3 connects described support 4, and the other end connects a magnet steel fixed mount 5, and described magnet steel fixed mount 5 is provided with a magnet steel 51, and the corresponding described Hall element 12 of described magnet steel 51 is arranged.Described Hall element 12 is linear hall sensor.
Described spring 3 forced compression produces deformation, the deformation of spring 3 promotes magnet steel 51 and does straight-line motion, the Hall element 12 that arrange corresponding to magnet steel 51 moves by magnet steel 51 and produces changes of magnetic field, and the voltage of output linearity, gather Hall element 12 output voltage and just can calculate the parking power be carried on drg 1.Concrete, the displacement of magnet steel 51 can be known by output voltage, thus learn the deformation quantity of spring 3, according to the deformation quantity of spring 3 and the curve control relation of power, the size of power can be learnt, thus complete the surveying work of the parking power of electronic brake system.
The parking force measuring device of described electronic brake system by said structure can reach structure simple, lightweight, safe and reliable, measure accurately and the beneficial effect such as cost is lower.In actual applications, the cost of the parking force measuring device of electronic brake system provided by the invention is only and adopts pull pressure sensor to carry out 1/5 of the cost of the device measured.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (5)
1. a parking force measuring device for electronic brake system, is characterized in that, comprise drg, Hall element is provided with in described drg, the side of described drg is provided with a screw rod, and the end of described screw rod is provided with a support, and described support connects a drag-line;
Described screw rod is arranged with spring, and one end of described spring connects described support, and the other end connects a magnet steel fixed mount, and described magnet steel fixed mount is provided with a magnet steel, and the corresponding described Hall element of described magnet steel is arranged.
2. the parking force measuring device of electronic brake system as claimed in claim 1, is characterized in that: the opposite side of described drg is provided with a drag-line.
3. the parking force measuring device of electronic brake system as claimed in claim 1, it is characterized in that: described brake inside is provided with wiring board, described Hall element is located on described wiring board.
4. the parking force measuring device of the electronic brake system as described in claim 1 or 3, is characterized in that: described drag-line is fixed on a drag-line anchor fitting, and described drag-line anchor fitting and described support are connected and fixed.
5. the parking force measuring device of the electronic brake system as described in claim 1 or 3, is characterized in that: described Hall element is linear hall sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510819996.3A CN105329233A (en) | 2015-10-28 | 2015-11-24 | Parking force measuring device of electronic parking brake system |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2015208412635 | 2015-10-28 | ||
| CN201520841263 | 2015-10-28 | ||
| CN201510819996.3A CN105329233A (en) | 2015-10-28 | 2015-11-24 | Parking force measuring device of electronic parking brake system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105329233A true CN105329233A (en) | 2016-02-17 |
Family
ID=55280076
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510819996.3A Pending CN105329233A (en) | 2015-10-28 | 2015-11-24 | Parking force measuring device of electronic parking brake system |
| CN201520941458.7U Expired - Fee Related CN205203000U (en) | 2015-10-28 | 2015-11-24 | Parking force measuring device of electronic parking brake system |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520941458.7U Expired - Fee Related CN205203000U (en) | 2015-10-28 | 2015-11-24 | Parking force measuring device of electronic parking brake system |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN105329233A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108407793A (en) * | 2018-05-17 | 2018-08-17 | 昆山市兴利车辆科技配套有限公司 | Automobile braking master cylinder position sensor |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105329233A (en) * | 2015-10-28 | 2016-02-17 | 武汉天运汽车电器有限公司 | Parking force measuring device of electronic parking brake system |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008012123A1 (en) * | 2006-07-26 | 2008-01-31 | Continental Automotive Gmbh | Actuator with function monitor |
| CN101375145A (en) * | 2006-01-23 | 2009-02-25 | 大陆汽车有限责任公司 | Method for continuously determining the tensile force f in a cable of a parking brake |
| CN202372292U (en) * | 2011-12-20 | 2012-08-08 | 东风汽车公司 | Electronic parking force measurement device |
| US20130313055A1 (en) * | 2011-11-14 | 2013-11-28 | Mando Corporation | Sensor unit for measuring brake force of parking cable and electronic parking brake with the same |
| CN104554204A (en) * | 2013-10-21 | 2015-04-29 | 程洪武 | Novel guyed electronic parking system |
| CN205203000U (en) * | 2015-10-28 | 2016-05-04 | 武汉天运汽车电器有限公司 | Parking force measuring device of electronic parking brake system |
-
2015
- 2015-11-24 CN CN201510819996.3A patent/CN105329233A/en active Pending
- 2015-11-24 CN CN201520941458.7U patent/CN205203000U/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101375145A (en) * | 2006-01-23 | 2009-02-25 | 大陆汽车有限责任公司 | Method for continuously determining the tensile force f in a cable of a parking brake |
| WO2008012123A1 (en) * | 2006-07-26 | 2008-01-31 | Continental Automotive Gmbh | Actuator with function monitor |
| US20130313055A1 (en) * | 2011-11-14 | 2013-11-28 | Mando Corporation | Sensor unit for measuring brake force of parking cable and electronic parking brake with the same |
| CN202372292U (en) * | 2011-12-20 | 2012-08-08 | 东风汽车公司 | Electronic parking force measurement device |
| CN104554204A (en) * | 2013-10-21 | 2015-04-29 | 程洪武 | Novel guyed electronic parking system |
| CN205203000U (en) * | 2015-10-28 | 2016-05-04 | 武汉天运汽车电器有限公司 | Parking force measuring device of electronic parking brake system |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108407793A (en) * | 2018-05-17 | 2018-08-17 | 昆山市兴利车辆科技配套有限公司 | Automobile braking master cylinder position sensor |
| CN108407793B (en) * | 2018-05-17 | 2023-11-03 | 昆山市兴利车辆科技配套有限公司 | Automobile brake master cylinder position sensor |
Also Published As
| Publication number | Publication date |
|---|---|
| CN205203000U (en) | 2016-05-04 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US9372125B2 (en) | Load detecting device | |
| CN102753428B (en) | There is the Electrical Bicycle of the Vidacare corp controlled by treadle effort | |
| CN204422041U (en) | A kind of dynamic piezoelectric formula quartz transducer weight-measuring device | |
| CN201177565Y (en) | Double counterweight loading type automobile electric power-assisted steering system checking platform | |
| CN103917477A (en) | Device, carrying body and lifting vehicle | |
| CN102175137B (en) | Extensometer for measuring micro-deformation of component | |
| CN205203000U (en) | Parking force measuring device of electronic parking brake system | |
| CN201837364U (en) | Pull-press strain-gauge-type sensor | |
| CN104964877B (en) | A kind of device for testing stiffness and system | |
| WO2015042257A1 (en) | Improved load cell for measuring load on a rod | |
| CN104554204A (en) | Novel guyed electronic parking system | |
| JP2019512670A (en) | Sensor device, measuring device, motored vehicle and method of detecting actual deformation of a member | |
| CN102706310A (en) | Cantilever crane angle detecting method, device and pump truck with device | |
| CN103322920A (en) | Measuring method for expanding measuring range of laser displacement sensor | |
| CN105180887A (en) | Wide span beam deflection deformation measuring method | |
| US7752927B2 (en) | Cable-type load sensor | |
| CN102998038B (en) | A kind of space three-dimensional high-accuracy mechanical type micro force sensor | |
| CN103528724A (en) | Integrated axial force and torque sensor for polished rods of rod-pumped well | |
| EP3301424A3 (en) | Load distribution measuring device for vehicles | |
| CN106274756A (en) | A kind of vehicle-mounted charging equipment and detection method | |
| CN201141759Y (en) | High-precision three-dimensional GNSS displacement detection apparatus | |
| CN205260504U (en) | Novel truck scale automatic riveting structure | |
| CN202710145U (en) | Weighing device | |
| CN204705396U (en) | A kind of LOAD CELLS | |
| CN102927897A (en) | Mechanical deformation measuring method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160217 |
|
| RJ01 | Rejection of invention patent application after publication |