CN112279157A - Stepless speed regulation sensor with stable signal - Google Patents
Stepless speed regulation sensor with stable signal Download PDFInfo
- Publication number
- CN112279157A CN112279157A CN202011218136.1A CN202011218136A CN112279157A CN 112279157 A CN112279157 A CN 112279157A CN 202011218136 A CN202011218136 A CN 202011218136A CN 112279157 A CN112279157 A CN 112279157A
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- China
- Prior art keywords
- magnet
- speed regulation
- stepless speed
- regulation sensor
- stable signals
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- 238000013461 design Methods 0.000 claims abstract description 6
- 238000012545 processing Methods 0.000 claims description 10
- 238000009434 installation Methods 0.000 abstract description 6
- 238000009826 distribution Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 7
- 230000008859 change Effects 0.000 description 5
- 230000009471 action Effects 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 241000463219 Epitheca Species 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 230000005355 Hall effect Effects 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000010408 sweeping Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F9/00—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
- B66F9/06—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
- B66F9/075—Constructional features or details
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F9/00—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
- B66F9/06—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
- B66F9/075—Constructional features or details
- B66F9/20—Means for actuating or controlling masts, platforms, or forks
Abstract
The invention discloses a stepless speed regulation sensor with stable signals, which comprises: an outer frame support; a circuit board box; a disc; the rotating assembly comprises a magnet support and a return spring, the magnet support is arranged on the inner side of the circuit board box, a magnet is fixedly arranged at one end of the magnet support, and the return spring is fixedly arranged in the disc; the magnet of the invention adopts an arc design, and the magnet is a whole, so that the magnetic field distribution of the magnet is uniform, the signal output is in direct proportion to the rotation angle, the linearity of the output signal is good, the normal work of the sensor can be ensured, the magnet can be directly installed without distinguishing the magnetic field direction of the magnet, and the installation is simple and easy to operate.
Description
Technical Field
The invention relates to the technical field of speed regulation sensors, in particular to a stepless speed regulation sensor with stable signals.
Background
At present, electric vehicles are widely used, mainly comprise an electric forklift, an electric sightseeing vehicle, a sweeping machine and a patrol vehicle, an accelerator is used as equipment for controlling the running speed of the electric vehicle, and the electric forklift needs to have extremely high reliability, safety and convenient installation and maintenance.
However, the traditional stepless speed regulation sensor in the current market has the following disadvantages:
1. the traditional stepless speed regulation sensor adopts two round magnets to work independently, and cannot form a continuous uniform effective magnetic field, so that signal output cannot be in linear direct proportion to a rotation angle, and the linearity of an output curve is poor.
2. The traditional stepless speed regulation sensor is inconvenient to install by adopting two magnets, the direction of a magnetic field of each magnet needs to be noticed when the magnet is installed, and if the magnet is installed wrongly, a product cannot work normally.
Disclosure of Invention
The invention aims to provide a stepless speed regulation sensor with stable signals, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a stepless speed regulation sensor with stable signals comprises:
an outer frame support;
a circuit board box;
a disc;
the rotating assembly comprises a magnet support and a return spring, the magnet support is arranged on the inner side of the circuit board box, a magnet is fixedly arranged at one end of the magnet support, and the return spring is fixedly arranged in the disc;
the disc is fixedly installed at the bottom end of the outer frame support, and the circuit board box is fixedly installed on one side of the outer wall of the outer frame support.
Preferably, the outer frame support comprises an upper shell and a lower shell, the upper shell is clamped at the upper end of the lower shell, clamping blocks are fixedly connected to two sides of the bottom end of the upper shell, and clamping grooves matched with the clamping blocks are formed in two sides of the top end of the lower shell.
Preferably, the rotating assembly further comprises a rotating shaft fixing seat, the rotating shaft fixing seat is rotatably installed in the rotating shaft, the rotating shaft extends to the inside of the disc, and one end of the outer portion of the rotating shaft penetrates through the disc and is fixedly connected to the surface of the magnet support.
Preferably, the method further comprises the following steps:
the bottom end of the deflector rod penetrates through a chute formed in the surface of the upper shell and is fixedly connected to the surface of the rotating shaft;
wherein, the driving lever is movably arranged at the upper end of the outer frame bracket.
Preferably, the method further comprises the following steps:
mounting a rod;
wherein, the installation pole fixed connection is in inferior valve bottom both sides.
Preferably, the magnet is of an arc design.
Preferably, the ports at the two ends of the return spring are clamped outside the rotating shaft.
Preferably, the circuit board box comprises a power supply adjusting module, a hall sensing module and a signal processing module, the power supply adjusting module is electrically connected with the hall sensing module and the signal processing module respectively, and the hall sensing module is electrically connected with the signal processing module.
Preferably, the magnet is arranged on the rotating shaft and contained in the sensing area of the hall sensing module.
Preferably, the shift lever is ergonomically designed.
Compared with the prior art, the invention has the beneficial effects that:
1. the magnet of the invention adopts an arc design, and the magnet is a whole, so that the magnetic field distribution of the magnet is uniform, the signal output is in direct proportion to the rotation angle, the linearity of the output signal is good, and the normal work of the sensor can be ensured.
2. The magnet is an integral body, so that the magnet can be directly installed without distinguishing the magnetic field direction of the magnet, and the installation is simple and easy to operate.
3. The invention is convenient to produce and assemble.
4. The invention has good signal output linearity.
5. The product of the invention is reliable and stable, and the production cost is low.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a rear view of the present invention;
FIG. 3 is a right side view of the present invention;
FIG. 4 is a front view of the present invention;
FIG. 5 is a left side view of the present invention;
fig. 6 is a bottom view of the present invention.
In the figure: 10-outer frame support; 11-upper shell; 12-a fixture block; 13-a lower shell; 14-a card slot; 20-a deflector rod; 30-a circuit board box; 40-a disc; 50-a rotating assembly; 51-a rotating shaft fixing seat; 52-a rotating shaft; 53-a magnet holder; 54-a magnet; 55-a return spring; 60-mounting a rod; 70-chute.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1:
referring to fig. 1-6, the present invention provides a technical solution: a stepless speed regulation sensor with stable signals comprises: frame support 10, circuit board box 30, disc 40 and runner assembly 50.
The rotating assembly 50 includes a magnet support 53 and a return spring 55, the magnet support 53 is disposed inside the circuit board box 30, a magnet 54 is fixedly mounted at one end of the magnet support 53, and the return spring 55 is fixedly mounted inside the disc 40.
Further, when the lever 20 drives the rotating shaft 52 to rotate, the rotating shaft 52 acts on the return spring 55, and the return spring 55 deforms, so that the magnet 54 rotates in the sensing area of the hall sensing module, and when the user leaves the lever 20, the return spring 55 is restored to restore the rotating shaft 52, so that the magnet 54 is restored to the initial position.
The disc 40 is fixedly installed at the bottom end of the outer frame support 10, and the circuit board box 30 is fixedly installed at one side of the outer wall of the outer frame support 10.
The rotating assembly 50 further includes a rotating shaft fixing seat 51, the rotating shaft fixing seat 51 is rotatably mounted on the rotating shaft 52, the rotating shaft 52 extends to the inside of the disc 40, one end of the outer portion of the rotating shaft 52 penetrates through the disc 40 and is fixedly connected to the surface of the magnet support 53, and the magnet support 53 rotates along with the rotation of the rotating shaft 52.
Further, when the lever 20 is moved, the lever 20 drives the shaft 52 to rotate, and the magnet holder 53 rotates along with the shaft 52, so that the magnet 54 also rotates in the sensing area of the hall sensor module.
Wherein, still include: and a driving lever 20.
The bottom end of the shift lever 20 penetrates through a sliding slot 70 formed in the surface of the upper shell 11 and is fixedly connected to the surface of the rotating shaft 52.
Wherein, the deflector rod 20 is movably arranged at the upper end of the outer frame bracket 10.
Wherein the magnets 54 are of arcuate design.
Wherein, the two end ports of the return spring 55 are clamped outside the rotating shaft 52.
Further, the return spring 55 can be deformed while ensuring the rotation of the rotating shaft 52.
The circuit board box 30 includes a power adjustment module, a hall sensing module and a signal processing module, the power adjustment module is electrically connected to the hall sensing module and the signal processing module respectively, and the hall sensing module is electrically connected to the signal processing module.
Further, the power regulation module converts the external high voltage signal into the internal low voltage signal, and the module may be a voltage reduction circuit.
Further, the hall sensing module detects the change of the external magnetic field by using the hall effect, the hall sensing module can be a hall sensor, that is, the magnetic flux change generated by the relative rotation change between the rotating shaft 52 and the outer frame support 10, the hall sensing module converts the sensed signal into a voltage signal, and the voltage signal is amplified and filtered by the signal processing module to output an analog voltage signal and two paths of switching signals.
The position of the magnet 54 on the rotating shaft 52 is included in the sensing area of the hall sensing module.
Wherein, the shift lever 20 conforms to the ergonomic design.
Further, the shift lever 20 is comfortable to operate with one hand.
To sum up the above embodiments, when the shift lever 20 drives the rotating shaft 52 to rotate, the rotating shaft 52 acts on the return spring 55, the return spring 55 deforms, so that the magnet 54 can rotate in the sensing area of the hall sensing module, the hall sensing module immediately outputs the acquired information to the controller of the electric vehicle through the connecting cable 14, so as to control the output power of the electric vehicle, when the user leaves the shift lever 20, the return spring 55 recovers to restore the rotating shaft 52, so that the magnet 54 recovers to the initial position, at this time, the hall sensing module still outputs a signal, but the controller of the electric vehicle can regard the signal output by the hall sensing module as an invalid signal to be lost.
Example 2:
referring to fig. 1-6, the present invention provides a technical solution: a stepless speed regulation sensor with stable signals is characterized in that an outer frame support 10 comprises an upper shell 11 and a lower shell 13, the upper shell 11 is connected to the upper end of the lower shell 13 in a clamping mode, clamping blocks 12 are fixedly connected to two sides of the bottom end of the upper shell 11, and clamping grooves 14 matched with the clamping blocks 12 are formed in two sides of the top end of the lower shell 13.
Further, can support out the fixture block 12 in draw-in groove 14 on inferior valve 13, can pull down epitheca 11 from inferior valve 13, then can realize frame support 10's split to be convenient for to the maintenance or the change of disc 40 inner part, people's of being convenient for installation and dismantlement have improved the convenience of using.
Wherein, still include: a rod 60 is mounted.
Further, the mounting rod 60 can improve the stability of the sensor mounting, and also can improve the mounting convenience of the sensor.
Wherein, the mounting rods 60 are fixedly connected to both sides of the bottom end of the lower case 13.
Synthesize above embodiment, can support out the fixture block 12 in draw-in groove 14 on inferior valve 13, can pull down epitheca 11 from inferior valve 13, then can realize the split of frame support 10 to be convenient for to the maintenance or the change of disc 40 inner part, be convenient for people's installation and dismantlement have improved the convenience of using.
In the several embodiments provided in the present invention, it should be understood that the disclosed apparatus may be implemented in other ways. The welding or screwing or winding of the parts to be welded or screwed together as shown or discussed can be assisted by means of devices such as welding torches, screwing with wrenches, etc., and the parts of the device can be made of various materials, such as metal materials, for example, aluminum alloys, steel and copper, by casting or by mechanical stamping.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes performed by the present specification and drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (10)
1. A stepless speed regulation sensor with stable signals is characterized by comprising:
an outer frame support (10);
a circuit board box (30);
a disc (40);
the rotating assembly (50) comprises a magnet support (53) and a return spring (55), the magnet support (53) is arranged on the inner side of the circuit board box (30), one end of the magnet support (53) is fixedly provided with a magnet (54), and the return spring (55) is fixedly arranged in the disc (40);
the disc (40) is fixedly arranged at the bottom end of the outer frame support (10), and the circuit board box (30) is fixedly arranged on one side of the outer wall of the outer frame support (10).
2. The stepless speed regulation sensor with stable signals as claimed in claim 1, characterized in that: the outer frame support (10) comprises an upper shell (11) and a lower shell (13), the upper shell (11) is connected to the upper end of the lower shell (13) in a clamped mode, clamping blocks (12) are fixedly connected to two sides of the bottom end of the upper shell (11), and clamping grooves (14) matched with the clamping blocks (12) are formed in two sides of the top end of the lower shell (13).
3. The stepless speed regulation sensor with stable signals as claimed in claim 1, characterized in that: rotating assembly (50) still includes pivot fixing base (51), pivot fixing base (51) inside rotation is installed in pivot (52), pivot (52) extend to inside disc (40), disc (40) and fixed connection are run through to pivot (52) outside one end on the surface of magnet support (53).
4. The stepless speed regulation sensor with stable signals as claimed in claim 1, characterized by further comprising:
the bottom end of the deflector rod (20) penetrates through a sliding groove (70) formed in the surface of the upper shell (11) and is fixedly connected to the surface of the rotating shaft (52);
wherein, the deflector rod (20) is movably arranged at the upper end of the outer frame bracket (10).
5. The stepless speed regulation sensor with stable signals as claimed in claim 1, characterized in that: further comprising:
a mounting rod (60);
wherein, the mounting rods (60) are fixedly connected to two sides of the bottom end of the lower shell (13).
6. The stepless speed regulation sensor with stable signals as claimed in claim 1, characterized in that: the magnets (54) are of arcuate design.
7. The stepless speed regulation sensor with stable signals as claimed in claim 1, characterized in that: the ports at the two ends of the return spring (55) are clamped outside the rotating shaft (52).
8. The stepless speed regulation sensor with stable signals as claimed in claim 1, characterized in that: the circuit board box (30) comprises a power supply adjusting module, a Hall sensing module and a signal processing module, wherein the power supply adjusting module is electrically connected with the Hall sensing module and the signal processing module respectively, and the Hall sensing module is electrically connected with the signal processing module.
9. A stepless speed regulation sensor with stable signals as claimed in claim 3, characterized in that: the magnet (54) is arranged on the rotating shaft (52) and is contained in the sensing area of the Hall sensing module.
10. The stepless speed regulation sensor with stable signals as claimed in claim 4, characterized in that: the shifting lever (20) is designed according to human engineering.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011218136.1A CN112279157B (en) | 2020-11-04 | 2020-11-04 | Stepless speed regulation sensor with stable signal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011218136.1A CN112279157B (en) | 2020-11-04 | 2020-11-04 | Stepless speed regulation sensor with stable signal |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112279157A true CN112279157A (en) | 2021-01-29 |
| CN112279157B CN112279157B (en) | 2023-12-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011218136.1A Active CN112279157B (en) | 2020-11-04 | 2020-11-04 | Stepless speed regulation sensor with stable signal |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6124709A (en) * | 1998-06-05 | 2000-09-26 | Cts Corporation | Magnetic position sensor having a variable width magnet mounted into a rotating disk and a hall effect sensor |
| CN202382707U (en) * | 2011-11-03 | 2012-08-15 | 北京奥拓森技术有限公司 | Hall angle sensor |
| CN203974592U (en) * | 2014-07-25 | 2014-12-03 | 嘉兴海格力思电子科技有限公司 | Warehousing forklift acceleration device |
| CN205426184U (en) * | 2016-02-02 | 2016-08-03 | 安吉越力搬运设备有限公司 | Novel hall formula accelerator |
| CN205562774U (en) * | 2016-03-02 | 2016-09-07 | 江苏朗禾控制系统有限公司 | Hall sensing device |
| CN206321200U (en) * | 2016-12-19 | 2017-07-11 | 奇瑞汽车股份有限公司 | Phase detector |
| CN214360086U (en) * | 2020-11-04 | 2021-10-08 | 合肥德通科贸有限公司 | Stepless speed regulating sensor with stable signal |
-
2020
- 2020-11-04 CN CN202011218136.1A patent/CN112279157B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6124709A (en) * | 1998-06-05 | 2000-09-26 | Cts Corporation | Magnetic position sensor having a variable width magnet mounted into a rotating disk and a hall effect sensor |
| CN202382707U (en) * | 2011-11-03 | 2012-08-15 | 北京奥拓森技术有限公司 | Hall angle sensor |
| CN203974592U (en) * | 2014-07-25 | 2014-12-03 | 嘉兴海格力思电子科技有限公司 | Warehousing forklift acceleration device |
| CN205426184U (en) * | 2016-02-02 | 2016-08-03 | 安吉越力搬运设备有限公司 | Novel hall formula accelerator |
| CN205562774U (en) * | 2016-03-02 | 2016-09-07 | 江苏朗禾控制系统有限公司 | Hall sensing device |
| CN206321200U (en) * | 2016-12-19 | 2017-07-11 | 奇瑞汽车股份有限公司 | Phase detector |
| CN214360086U (en) * | 2020-11-04 | 2021-10-08 | 合肥德通科贸有限公司 | Stepless speed regulating sensor with stable signal |
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| Publication number | Publication date |
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| CN112279157B (en) | 2023-12-12 |
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