CN205328545U - Novel disconnect -type hall proportion potentiometre and for electric fork -lift potentiometre structure - Google Patents
Novel disconnect -type hall proportion potentiometre and for electric fork -lift potentiometre structure Download PDFInfo
- Publication number
- CN205328545U CN205328545U CN201620103854.7U CN201620103854U CN205328545U CN 205328545 U CN205328545 U CN 205328545U CN 201620103854 U CN201620103854 U CN 201620103854U CN 205328545 U CN205328545 U CN 205328545U
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- China
- Prior art keywords
- potentiometer
- installed part
- potentiometre
- hall
- signal processing
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- 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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Abstract
Novel disconnect -type hall proportion potentiometre and for electric fork -lift potentiometre structure belongs to potentiometre technical field. In including, novel disconnect -type hall proportion potentiometre is equipped with the potentiometre casing of circuit board to be equipped with the installed part of magnet in reaching, the potentiometre casing with the installed part is two solitary parts, the circuit board includes power supply regulation module, hall response module, signal processing module, the power supply regulation module is connected respectively hall response module with signal processing module, hall response module is used for responding to the magnetic flux change of installed part and the displacement production between the two of potentiometre casing, hall response module with signal processing module connects. The potentiometre structure includes valve body, valve rod and above -mentioned potentiometre for the electric fork -lift. The utility model discloses simple structure, the life -span is strong, the precision is high, realizes contactless displacement position feedback.
Description
Technical field
This utility model relates to a kind of potentiometer, particularly relates to a kind of Novel separated type Hall ratio potentiometer and electri forklift potentiometer structure。
Background technology
At present, commonly used enable step switch or resistance-type ratio potentiometer on electri forklift manual opening stem。Enable step switch and provide only switching value, it is impossible to controlling valve port flow with valve rod, resistance-type feedback potentiometer needs wiper element directly to contact with resistive element element, continuous sliding friction, and resistive element is worn and torn as time goes by, and service life is substantially reduced。Therefore, it is badly in need of wanting can control a valve port flow, is avoided that again the potentiometer of mechanical wear simultaneously。
Utility model content
The purpose of this utility model, is to provide a kind of simple in construction, is hardly damaged, this novel and electri forklift potentiometer structure of Novel separated type Hall ratio potentiometer that reliability is high。
The technical solution of the utility model is to provide a kind of Novel separated type Hall ratio potentiometer, including in be provided with the potentiometer housing of circuit board, and in be provided with the installed part of Magnet；Described potentiometer housing and described installed part are two independent parts；Described circuit board includes power supply adjusting module, hall sensing module, signal processing module；Described power supply adjusting module connects described hall sensing module and described signal processing module respectively；Described hall sensing module is in order to sense the magnetic flux change that installed part produces with potentiometer housing change in displacement between the two, and described hall sensing module is connected with described signal processing module。
This potentiometer includes two separate parts, it may be achieved separate type is arranged, and solves prior art resistance-type feedback potentiometer and constantly rubs and the problem damaged, reduce further cost, improve the reliability of potentiometer。And separate type install, safeguard simple, convenient。
As preferably, described installed part includes outer installation portion and for arranging the built-in portion of Magnet。
As preferably, that is located at described potentiometer housing in described circuit board is provided around waterproof ring oxygen layer。
Another technical scheme of the present utility model is to provide a kind of electri forklift potentiometer structure, including valve body, valve rod, separate type Hall ratio potentiometer；Potentiometer housing that described separate type Hall ratio potentiometer includes being located on described valve body and be located at the installed part on described valve rod；Being provided with circuit board in described potentiometer housing, described circuit board includes power supply adjusting module, hall sensing module, signal processing module；Described power supply adjusting module connects described hall sensing module and described signal processing module respectively；Described hall sensing module is connected with described signal processing module；It is provided with Magnet in described installed part；Described installed part is with described stem movement, and produces longitudinally opposed motion between described potentiometer housing；Certain interval is being laterally retained between described potentiometer housing and described installed part。
This electri forklift potentiometer structure is separate type Hall ratio potentiometer mounting structure when being arranged on electri forklift, two parts of separate type Hall ratio potentiometer are separately mounted on valve rod and valve body, electromagnetic type displacement sensing can be carried out while controlling valve port flow with valve rod, realize stable, high-precision position feedback, solve prior art and enable the problem switching uncontrollable valve port flow。Meanwhile, separate type Hall ratio potentiometer is two separate parts, and both install with a gap, can avoid direct contact with and produce the generation of mechanical wear, further increase the service life of this potentiometer。
As preferably, outer installation portion that described installed part includes being arranged on described valve rod and for arranging the built-in portion of magnet。
As preferably, described outer installation portion is U-shaped fluting。
As preferably, described valve rod is provided with fluting portion。
As preferably, what described installed part was equiped with described Magnet one is arranged facing to described potentiometer housing。
As preferably, described potentiometer housing is arranged on described valve body through fixing plate dismountable。
As preferably, that is located at described potentiometer housing in described circuit board is provided around waterproof ring oxygen layer。
This utility model has the advantages that
This novel and electri forklift potentiometer structure of this utility model Novel separated type Hall ratio potentiometer, simple in construction, the life-span is strong, precision is high, it is achieved non-contact type displaced position feeds back。
Accompanying drawing explanation
Fig. 1 is the structural representation of this utility model a kind of Novel separated type Hall ratio potentiometer；
Fig. 2 is the schematic diagram of circuit board in Fig. 1；
Fig. 3 is this utility model one electri forklift potentiometer structure。
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail。
As Fig. 1,2, this utility model one Novel separated type Hall ratio potentiometer includes potentiometer housing 3, installed part 5。Described potentiometer housing 3 and described installed part 5 are two independent parts, are used for realizing separate type and install。Being provided with circuit board 2 in described potentiometer housing 3, described circuit board 2 includes power supply adjusting module, hall sensing module, signal processing module；Described power supply adjusting module connects described hall sensing module and described signal processing module respectively, and described hall sensing module is connected with described signal processing module。Described installed part 5 includes outer installation portion and for arranging the built-in portion of Magnet 4, and this outer installation portion is in order to be fixed on described installed part 5 on object, if use on electri forklift, installed part 5 is arranged on valve rod through outer installation portion。External high voltage signal is converted to internal low voltage signal by power supply adjusting module, and this module can be reduction voltage circuit。Hall sensing module utilizes Hall effect detection external magnetic field change in displacement, the magnetic flux change that namely sensing installed part 5 produces with potentiometer housing 3 change in displacement between the two, the signal sensed is converted to voltage signal by hall sensing module, amplify through signal processing module, filter, export analog voltage signal。In order to improve the reliability of circuit board, that is located at described potentiometer housing 3 in described circuit board 2 is provided around waterproof ring oxygen layer。
Such as Fig. 3, this utility model one electri forklift potentiometer structure includes valve body 7, valve rod 6, above-mentioned separate type Hall ratio potentiometer。Described potentiometer housing 3 is removably mounted on fixing plate 1, and as installed by bolt, described fixing plate 1 also can by valve body 7 as described in being removably mounted to such as bolt。Described installed part 5 is arranged on described valve rod 6, moves with the motion of described valve rod 6, and be arranged on the Magnet in described installed part 5 also with installed part together with stem movement, in the vertical, between described installed part 5 and described potentiometer housing 3 produce relative displacement。In order to avoid mechanical wear, improving service life, in the horizontal, described potentiometer housing 3 keeps certain interval with described installed part 5。When valve rod 6 moves up and down under external force, the installed part 5 being provided with Magnet 4 moves up and down with valve rod 6。Being arranged on the circuit board 2 within potentiometer housing 3 and sense magnetic flux generation respective change, magnetic flux is converted to voltage signal by hall sensing module, through the analog voltage signal that signal processing module output is corresponding, it is achieved linear displacement position feedback accurately。
Wherein, described installed part 5 includes being arranged on described valve rod 6 outer installation portion and for arranging the built-in portion of magnet 4。Described outer installation portion can be U-shaped fluting, and this fluting just can engage described valve rod 6。To be recessed on valve rod 6 arbitrarily mobile in order to avoid U-shaped, is provided with fluting portion on described valve rod 6, and the diameter in described fluting portion is just stuck in the fluting position of valve rod 6 less than installed part 5 described in the diameter of described valve rod 6 body。
In order to strengthen the effectiveness of sensing, what described installed part 5 was equiped with described Magnet 4 one is arranged facing to described potentiometer housing 3。It addition, described Magnet 4 can be cylinder-shaped magnet。
Embodiment described above is only that the preferred embodiment of the present invention is described, and not the spirit and scope of the present invention is defined。Under the premise without departing from design concept of the present invention; various modification that technical scheme is made by this area ordinary person and improvement; protection scope of the present invention all should be dropped into, the technology contents that the present invention is claimed, all record in detail in the claims。
Claims (10)
1. a Novel separated type Hall ratio potentiometer, it is characterised in that be provided with the potentiometer housing (3) of circuit board (2) in including, and in be provided with the installed part (5) of Magnet (4)；Described potentiometer housing (3) and described installed part (5) are two independent parts；Described circuit board (2) includes power supply adjusting module, hall sensing module, signal processing module；Described power supply adjusting module connects described hall sensing module and described signal processing module respectively；Described hall sensing module is in order to sense the magnetic flux change that installed part (5) produces with potentiometer housing (3) change in displacement between the two, and described hall sensing module is connected with described signal processing module。
2. a kind of Novel separated type Hall ratio potentiometer according to claim 1, it is characterised in that described installed part (5) includes outer installation portion and for arranging the built-in portion of Magnet (4)。
3. a kind of Novel separated type Hall ratio potentiometer according to claim 1, it is characterised in that is located at described potentiometer housing (3) in described circuit board (2) is provided around waterproof ring oxygen layer。
4. an electri forklift potentiometer structure, including valve body (7) and valve rod (6), it is characterised in that also include separate type Hall ratio potentiometer；Described separate type Hall ratio potentiometer includes the potentiometer housing (3) being located on described valve body (7) and the installed part (5) being located on described valve rod (6)；Being provided with circuit board (2) in described potentiometer housing (3), described circuit board (2) includes power supply adjusting module, hall sensing module, signal processing module；Described power supply adjusting module connects described hall sensing module and described signal processing module respectively；Described hall sensing module is connected with described signal processing module；Magnet (4) it is provided with in described installed part (5)；Described installed part (5) moves with described valve rod (6), and produces longitudinally opposed motion between described potentiometer housing (3)；Certain interval is being laterally retained between described potentiometer housing (3) and described installed part (5)。
5. a kind of electri forklift potentiometer structure according to claim 4, it is characterised in that described installed part (5) includes the outer installation portion being arranged on described valve rod (6) and the built-in portion being used for arranging magnet (4)。
6. a kind of electri forklift potentiometer structure according to claim 5, it is characterised in that described outer installation portion is U-shaped fluting。
7. a kind of electri forklift potentiometer structure according to claim 6, it is characterised in that described valve rod (6) is provided with fluting portion。
8. a kind of electri forklift potentiometer structure according to claim 4, it is characterised in that what described installed part (5) was equiped with described Magnet (4) is arranged facing to described potentiometer housing (3)。
9. a kind of electri forklift potentiometer structure according to claim 4, it is characterised in that described potentiometer housing (3) is arranged on described valve body (7) through fixing plate (1) dismountable。
10. a kind of electri forklift potentiometer structure according to claim 4, it is characterised in that is located at described potentiometer housing (3) in described circuit board (2) is provided around waterproof ring oxygen layer。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620103854.7U CN205328545U (en) | 2016-02-02 | 2016-02-02 | Novel disconnect -type hall proportion potentiometre and for electric fork -lift potentiometre structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620103854.7U CN205328545U (en) | 2016-02-02 | 2016-02-02 | Novel disconnect -type hall proportion potentiometre and for electric fork -lift potentiometre structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205328545U true CN205328545U (en) | 2016-06-22 |
Family
ID=56317927
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620103854.7U Withdrawn - After Issue CN205328545U (en) | 2016-02-02 | 2016-02-02 | Novel disconnect -type hall proportion potentiometre and for electric fork -lift potentiometre structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205328545U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105460845A (en) * | 2016-02-02 | 2016-04-06 | 安吉越力搬运设备有限公司 | Novel separating Hall scale potentiometer and potentiometer structure for electric forklift |
| CN110371602A (en) * | 2018-11-29 | 2019-10-25 | 天津京东深拓机器人科技有限公司 | Shifting fork device and shuttle with the device |
-
2016
- 2016-02-02 CN CN201620103854.7U patent/CN205328545U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105460845A (en) * | 2016-02-02 | 2016-04-06 | 安吉越力搬运设备有限公司 | Novel separating Hall scale potentiometer and potentiometer structure for electric forklift |
| CN105460845B (en) * | 2016-02-02 | 2017-11-03 | 安吉越力搬运设备有限公司 | Separate type Hall ratio potentiometer and electri forklift potentiometer structure |
| CN110371602A (en) * | 2018-11-29 | 2019-10-25 | 天津京东深拓机器人科技有限公司 | Shifting fork device and shuttle with the device |
| CN110371602B (en) * | 2018-11-29 | 2021-02-26 | 北京京东乾石科技有限公司 | Shifting fork device and shuttle vehicle with same |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160622 Effective date of abandoning: 20171103 |
|
| AV01 | Patent right actively abandoned |