CN101865650B - Angular displacement sensor - Google Patents
Angular displacement sensor Download PDFInfo
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- CN101865650B CN101865650B CN2010101958791A CN201010195879A CN101865650B CN 101865650 B CN101865650 B CN 101865650B CN 2010101958791 A CN2010101958791 A CN 2010101958791A CN 201010195879 A CN201010195879 A CN 201010195879A CN 101865650 B CN101865650 B CN 101865650B
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- resistive element
- displacement sensor
- rotating shaft
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Abstract
The invention discloses an angular displacement sensor, which comprises a base and a rotating shaft which penetrates through the base and is movably connected with base, wherein a connecting through hole A, a connecting through hole B and a connecting through hole C which are mutually arranged at intervals are arranged on the side wall of the base, and a conductive substrate is sleeved at the upper end of the rotating shaft; a resistance body is arranged on the conductive substrate, and a collecting ring fixed on the rotating shaft is arranged above the resistance body; a brush is arranged on the collecting ring, and a support fixed on the rotating shaft is arranged above the collecting ring; a first circuit contact, a second circuit contact and a third circuit contact are arranged on the upper surface of the conductive substrate, and the first circuit contact is connected with the end A of the resistance body; the second circuit contact is connected with the end B of the resistance body, and the third circuit contact is connected with the collecting ring through a collecting line; and a first gap is arranged on the resistance body close to the end A of the resistance body. When in use, the invention can realize the proper functions without connecting an external resistance in series, and has simple structure, convenient use, low cost and convenient promotion and use.
Description
Technical field
The present invention relates to a kind of sensor, particularly relate to a kind of high-accuracy angle displacement sensor that is used for the servosystem of accurate electronics, mechanical output performance.
Background technology
Along with labor cost is more and more higher, production equipment more and more tends to intelligent direction development, and angle displacement sensor is important parts in the control automatically, by more and more widely application.Present angle displacement sensor in use, mostly be that the resistance of taking respectively to connect at the two ends of angle displacement sensor is realized the function of angle displacement sensor, adopt this mode, for the reality use is made troubles, a kind of angle displacement sensor of outer meeting resistance in sensor that collect if can be provided, then can bring a lot of convenience in actual use for angle displacement sensor.
Summary of the invention
The objective of the invention is to overcome above-mentioned deficiency of the prior art, a kind of angle displacement sensor is provided.The present invention's outer meeting resistance that do not need in use to connect can be realized its due function, and simple in structure, easy to use, production cost is low, be convenient to promote the use of.
For achieving the above object, the technical solution used in the present invention is: a kind of angle displacement sensor, comprise pedestal and the rotating shaft that is arranged in pedestal and flexibly connects with pedestal, described pedestal sidewall is provided with connecting through hole A, connecting through hole B and the connecting through hole C of space; The upper end of described rotating shaft is arranged with conducting base, described conducting base is provided with resistive element, the top of described resistive element is provided with the collector ring that is fixed in the rotating shaft, described collector ring is provided with to refer to brush more, the top of described collector ring is provided with the described conducting base upper surface of the support that is fixed in the rotating shaft and is provided with circuit junction one, circuit junction two and circuit junction three, the end A of described circuit junction one and resistive element is connected, the termination B of described circuit junction two and resistive element is connected, described circuit junction three is connected with collector ring by the afflux line, described connecting through hole A is connected with circuit junction one by lead one, described connecting through hole B is connected with circuit junction two by lead two, and described connecting through hole C is connected with circuit junction three by lead three; It is characterized in that: the end A place near resistive element on the described resistive element has first breach.
Above-mentioned a kind of angle displacement sensor, the B place, termination near resistive element on the described resistive element has second breach.
Above-mentioned a kind of angle displacement sensor, the length of described first breach are 1mm～3mm, and wide is 1mm～3mm, and the length of described second breach is 1mm～3mm, and wide is 1mm～3mm.
Above-mentioned a kind of angle displacement sensor, described base bottom is provided with bearing one, is arranged at intervals with bearing two above described bearing one.
Above-mentioned a kind of angle displacement sensor, be with shell on the described conducting base, have the 3rd breach, the 4th breach and the 5th breach on the described shell, the spacing distance of described the 3rd breach, the 4th breach and the 5th breach is consistent with the spacing distance of connecting through hole A, connecting through hole B and connecting through hole C.
Above-mentioned a kind of angle displacement sensor, described outer casing top surface has hole, and the top of described support is provided with the index dial that is fixed in the rotating shaft.
Above-mentioned a kind of angle displacement sensor, below the described hole and in the enclosure portion's upper surface is provided with slide.
The present invention compared with prior art has the following advantages: the present invention is by repairing quarter to resistive element, promptly form breach A and breach B on the resistive element, obtain bigger resistance value by the mode that resistive element is attenuated, thereby reach the requirement of angle displacement sensor to resistance, in use, do not need again two ends resistance in series to angle displacement sensor, make this angle displacement sensor installation and use very convenient, and the present invention is simple in structure, easy to use, production cost is low, be convenient to promote the use of, have great practical value.
Below by drawings and Examples, technical scheme of the present invention is described in further detail.
Description of drawings
Fig. 1 is an assembling synoptic diagram of the present invention.
Fig. 2 is the local enlarged diagram of resistive element among the present invention.
Fig. 3 is a sectional structure synoptic diagram of the present invention.
Description of reference numerals:
The 1-rotating shaft; The 2-pedestal; 21-connecting through hole A;
22-connecting through hole B; 23-connecting through hole C; 24-bearing one;
25-bearing two; The 3-conducting base; The 31-resistive element;
311-breach A; 312-breach B; The 313-end A;
314-termination B; 32-circuit junction three; 33-circuit junction one;
34-circuit junction two; 36-lead one; 37-lead two;
38-lead three; The 4-collector ring; 41-refers to brush more;
The 42-reed; The 5-support; The 51-rivet;
The 6-shell; 61-breach C; 62-breach D;
63-breach E; The 64-hole; The 7-index dial;
The 8-slide; 9-afflux line.
Embodiment
A kind of angle displacement sensor as shown in figures 1 and 3 comprises pedestal 2 and the rotating shaft 1 that is arranged in pedestal 2 and flexibly connects with pedestal 2, and described pedestal 2 sidewalls are provided with connecting through hole A21, connecting through hole B22 and the connecting through hole C23 of space; The upper end of described rotating shaft 1 is arranged with conducting base 3, and described conducting base 3 is provided with resistive element 31, and resistive element 31 adopts conductive plastics, promptly adds the resistive element 31 that the conductive compositions carbon black is made in the DAP resin.The size of resistive element 31 resistances and the content of carbon black in the DAP resin have relation, and carbon black content high value more is low more.The top of described resistive element 31 is provided with the collector ring 4 that is fixed in the rotating shaft 1, described collector ring 4 is provided with to refer to brush 41 more, be that collector ring 4 connects to refer to brush 41 by reed 42 more, the top of described collector ring 4 is provided with the support 5 that is fixed in the rotating shaft 1, and support 5 is fixedlyed connected with collector ring 4 usefulness rivets 51.
As shown in Figure 2, described conducting base 3 upper surfaces are provided with circuit junction 1, circuit junction 2 34 and circuit junction 3 32, described circuit junction 1 and circuit junction 2 34 are circuit junctions of printing, described circuit junction 3 32 is circuit junctions of soldering, the end A 313 of described circuit junction 1 and resistive element 31 is connected, and the termination B314 of described circuit junction 2 34 and resistive element 31 is connected.
As shown in Figure 1-Figure 3, described circuit junction 3 32 is connected with collector ring 4 by afflux line 9, described connecting through hole A21 is connected with circuit junction 1 by lead 1, described connecting through hole B22 is connected with circuit junction 2 34 by lead 2 37, and described connecting through hole C23 is connected with circuit junction 3 32 by lead 3 38; End A 313 places near resistive element 31 on the described resistive element 31 have first breach 311.B314 place, termination near resistive element 31 on the described resistive element 31 has second breach 312.Utilize resistance narrow more thin more, resistance value is big more principle just, by reaching the mode that resistive element 31 is increased resistance to first breach 311 and second breach 312 are set on the resistive element 31.The length of described first breach 311 is 1mm～3mm, wide is 1mm～3mm, the length of described second breach 312 is 1mm～3mm, wide is 1mm～3mm, can satisfy this sensor to the requirement of resistance value scope in 4.7K Ω ± 10%, thereby the resistance of having avoided connecting outside this sensor is regulated resistance value, and is very easy to use, and saved the volume of this sensor.Described pedestal 2 bottoms are provided with bearing 1, above described bearing 1, be arranged at intervals with bearing 2 25, rotating shaft 1 is installed in bearing 1 and the bearing 2 25, can make things convenient for the fixing of countershaft 1, and rotating shaft 1 can be rotated in bearing 1 and bearing 25.During use, an angle is rotated in rotating shaft 1, rotating shaft 1 drives collector ring 4 and support 5 rotates, meanwhile, under the drive of collector ring 4, be connected by many finger brushes 42 that reed 42 is connected with collector ring 4 with resistive element 31 contacts, refer to that brush 41 is connected with afflux line 9 by collector ring 4 more, afflux line 9 is connected with circuit junction 3 32, lead 3 38 is connected with circuit junction 3 32 and passes from connecting through hole C23, the circuit junction of printing 1 is connected with the end A 313 of resistive element 31 1 ends, lead 1 is connected with circuit junction 1 and passes from connecting through hole A21, the circuit tie point of printing 34 is connected with the termination B314 of resistive element 31 other ends, and lead 2 37 is connected with circuit junction 2 34 and passes from connecting through hole B22.Along with the rotation of rotating shaft 1, refer to that brush 42 contact with difference on the resistive element 31 more, thus the acquisition variable resistor, the angular transition that rotating shaft 1 is turned over is a different resistance values, exports with the form of electric signal.Be with shell 6 on the described conducting base 3, have the 3rd breach 61, the 4th breach 62 and the 5th breach 63 on the described shell 6, the spacing distance of described the 3rd breach 61, the 4th breach 62 and the 5th breach 63 is consistent with the spacing distance of connecting through hole A21, connecting through hole B22 and connecting through hole C23.Described shell 6 end faces have hole 64, and the top of described support 5 is provided with the index dial 7 that is fixed in the rotating shaft 1, is carved with scale value on the index dial 7, can conveniently read the angle that rotating shaft 1 turns over.Below the described hole 64 and shell 6 inside upper surface be provided with slide 8, can be by slide 8 is set conveniently to the visual inspection of index dial 7, slide 8 can be the glass sheet that index dial 7 is amplified.
The above; it only is preferred embodiment of the present invention; be not that the present invention is imposed any restrictions, every according to the technology of the present invention essence to any simple modification, change and equivalent structure transformation that above embodiment did, all still belong in the protection domain of technical solution of the present invention.
Claims (7)
1. angle displacement sensor, the rotating shaft (1) that comprises pedestal (2) and be arranged in pedestal (2) and flexibly connect with pedestal (2), described pedestal (2) sidewall is provided with connecting through hole A (21), connecting through hole B (22) and the connecting through hole C (23) of space; The upper end of described rotating shaft (1) is arranged with conducting base (3), described conducting base (3) is provided with resistive element (31), the top of described resistive element (31) is provided with the collector ring (4) that is fixed in the rotating shaft (1), described collector ring (4) is provided with to refer to brush (41) more, the top of described collector ring (4) is provided with the support (5) that is fixed in the rotating shaft (1), described conducting base (3) upper surface is provided with circuit junction one (33), circuit junction two (34) and circuit junction three (32), the end A (313) of described circuit junction one (33) and resistive element (31) is connected, the termination B (314) of described circuit junction two (34) and resistive element (31) is connected, described circuit junction three (32) is connected with collector ring (4) by afflux line (9), described connecting through hole A (21) is connected with circuit junction one (33) by lead one (36), described connecting through hole B (22) is connected with circuit junction two (34) by lead two (37), and described connecting through hole C (23) is connected with circuit junction three (32) by lead three (38); It is characterized in that: described resistive element (31) is gone up near the end A (313) of resistive element (31) and is located to have first breach (311).
2. a kind of angle displacement sensor according to claim 1 is characterized in that: the termination B (314) that described resistive element (31) is gone up near resistive element (31) locates to have second breach (312).
3. a kind of angle displacement sensor according to claim 2 is characterized in that: the length of described first breach (311) is 1mm～3mm, and wide is 1mm～3mm; The length of described second breach (312) is 1mm～3mm, and wide is 1mm～3mm.
4. a kind of angle displacement sensor according to claim 3 is characterized in that: described pedestal (2) bottom is provided with bearing one (24), is arranged at intervals with bearing two (25) in the top of described bearing one (24).
5. a kind of angle displacement sensor according to claim 4, it is characterized in that: be with shell (6) on the described conducting base (3), have the 3rd breach (61), the 4th breach (62) and the 5th breach (63) on the described shell (6), the spacing distance of described the 3rd breach (61), the 4th breach (62) and the 5th breach (63) is consistent with the spacing distance of connecting through hole A (21), connecting through hole B (22) and connecting through hole C (23).
6. a kind of angle displacement sensor according to claim 5 is characterized in that: described shell (6) end face has hole (64), and the top of described support (5) is provided with the index dial (7) that is fixed in the rotating shaft (1).
7. a kind of angle displacement sensor according to claim 6 is characterized in that: the below of described hole (64) and shell (6) inside upper surface are provided with slide (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101958791A CN101865650B (en) | 2010-06-10 | 2010-06-10 | Angular displacement sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101958791A CN101865650B (en) | 2010-06-10 | 2010-06-10 | Angular displacement sensor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101865650A CN101865650A (en) | 2010-10-20 |
| CN101865650B true CN101865650B (en) | 2011-10-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010101958791A Active CN101865650B (en) | 2010-06-10 | 2010-06-10 | Angular displacement sensor |
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| CN (1) | CN101865650B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104279943B (en) * | 2013-07-12 | 2017-07-18 | 北京精密机电控制设备研究所 | A kind of connection in series-parallel triple redundance angular displacement sensor |
| CN104930966A (en) * | 2015-06-12 | 2015-09-23 | 陕西宝成航空仪表有限责任公司 | Angle sensor with rotation angle position display function |
| CN107202536A (en) * | 2017-07-20 | 2017-09-26 | 成都宏明电子股份有限公司 | Impulse stroke is big and sensor of small volume |
| CN111854646B (en) * | 2020-06-30 | 2022-02-22 | 维沃移动通信有限公司 | Electronic device |
| CN112268652A (en) * | 2020-09-08 | 2021-01-26 | 辽宁方盛环保科技有限公司 | Device for measuring micro-pressure of +/-10 Pa in production environment |
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2010
- 2010-06-10 CN CN2010101958791A patent/CN101865650B/en active Active
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| CN101865650A (en) | 2010-10-20 |
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