CN205941588U - Intelligent tachometer - Google Patents
Intelligent tachometer Download PDFInfo
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- CN205941588U CN205941588U CN201620957624.7U CN201620957624U CN205941588U CN 205941588 U CN205941588 U CN 205941588U CN 201620957624 U CN201620957624 U CN 201620957624U CN 205941588 U CN205941588 U CN 205941588U
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- 230000005540 biological transmission Effects 0.000 claims abstract description 8
- 230000005669 field effect Effects 0.000 claims description 16
- 238000004804 winding Methods 0.000 claims description 6
- 238000012544 monitoring process Methods 0.000 abstract description 6
- 230000003321 amplification Effects 0.000 abstract description 4
- 238000003199 nucleic acid amplification method Methods 0.000 abstract description 4
- 238000013461 design Methods 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000009941 weaving Methods 0.000 description 1
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Abstract
The utility model discloses an intelligent tachometer, including high -speed rotating shaft, hall element and control system, hall element passes through magnet to be fixed on high -speed rotating shaft, and control system includes singlechip and rotational speed signal amplification transport module, and hall element passes through rotational speed signal amplification transport module and connects the singlechip, and the distal end radio station is connected to the singlechip, and the near -end radio station is connected through wireless transport module in the distal end radio station, and the near -end radio station is continuous with the PC terminal, the utility model discloses the structure principle is simple, and intelligent degree is high, rotational speed that can real -time supervision high -speed rotating shaft, and it is dangerous to reduce field force unnecessary, in addition, the rotational speed signal amplification transport module of adoption can enlarge the rotational speed signal of response and the transmission, has improved rotational speed monitoring efficiency.
Description
Technical field
The utility model is related to tachometer technical field, specially a kind of intelligent tachometer.
Background technology
Tachometer is one of important measuring instrument in daily life, has at aspects such as vapour, electronics, weaving, papermaking
It is widely applied.But because the Technical comparing in past falls behind tachometer typically all using mechanical or electromechanical mechanism.Its
Structure is mainly made up of speed measuring motor, analog/digital conversion, digital quantity/show code conversion, display rotating speed amount and display instrument.This
Although mechanism's principle of sample is very simple, design is also more convenient, and its shortcoming is also obvious.As:Mechanical contact
Design can affect the normal work of measured piece, can produce considerable influence during low-speed running；Transmission type structure makes the measurement device life-span
Shorten, indirectly improve product price, affect its occupation rate of market；Using speed measuring motor, increased the cost fall of whole system
Low certainty of measurement；Power consumption is big, and no portability can be sayed visible, and such design brings very big resistance to marketing
Hinder, and reduce certainty of measurement.Thus being difficult to dominate the market.Existing commercially available finished product tachometer intelligence degree is low, often
Customization can not be realized according to oneself demand to test the speed；Remote monitoring rotating speed cannot be realized simultaneously.
Utility model content
The purpose of this utility model is to provide a kind of intelligent tachometer, with solve in above-mentioned background technology propose ask
Topic.
For achieving the above object, the utility model provides following technical scheme：A kind of intelligent tachometer, turns including high speed
Axle, Hall element and control system, described Hall element is fixed on high speed rotating shaft by magnet, and described control system includes list
Piece machine and tach signal amplify transport module, and described Hall element amplifies transport module by tach signal and connects single-chip microcomputer, institute
State single-chip microcomputer connect far-end radio station, described far-end radio station by wireless transport module connect near-end radio station, described near-end radio station and
PC terminal is connected.
Preferably, described tach signal amplify transport module include operational amplifier, two-stage field-effect broad band amplifier with
And choking-winding, an input of described operational amplifier connects resistance B one end and electric capacity B one end, the electric capacity B other end respectively
Ground connection, the resistance B other end connects resistance A one end and electric capacity A one end, the output of electric capacity A other end concatenation operation amplifier respectively
End, another input of operational amplifier connects resistance C one end and resistance D one end respectively, and the resistance C other end is grounded, and resistance D is another
The output end of one end concatenation operation amplifier；The first end of described two-stage field-effect broad band amplifier connects electric capacity E one end, electric capacity
E other end connection resistance F one end, the output end of resistance F other end concatenation operation amplifier, two-stage field-effect broad band amplifier
Second end connects electric capacity F one end, electric capacity G one end, electric capacity H one end respectively by choking-winding, and the electric capacity F other end, electric capacity G are another
One end, the electric capacity H other end are all grounded, and the 3rd end of two-stage field-effect broad band amplifier is put by electric capacity D, resistance E concatenation operation
The output end of big device, two-stage field-effect broad band amplifier the 4th end is grounded.
Preferably, described wireless transport module adopts 4G network transmission module or WIFI module.
Compared with prior art, the beneficial effects of the utility model are：
(1) the utility model structural principle is simple, and intelligence degree is high, is capable of the rotating speed of real-time monitoring high speed rotating shaft, subtracts
The unnecessary danger of few Field Force.
(2) tach signal that the utility model adopts amplifies transport module and can be amplified simultaneously the tach signal of sensing
Transmission, improves rotation speed monitoring efficiency.
Brief description
Fig. 1 is the utility model structural representation；
Fig. 2 is that tach signal of the present utility model amplifies transport module schematic diagram.
Specific embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely description is it is clear that described embodiment is only a part of embodiment of the utility model rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of making creative work
The every other embodiment being obtained, broadly falls into the scope of the utility model protection.
Refer to Fig. 1-2, the utility model provides a kind of technical scheme：A kind of intelligent tachometer, including high speed rotating shaft
1st, Hall element 2 and control system, described Hall element 2 is fixed on high speed rotating shaft 1 by magnet 3, described control system bag
Include single-chip microcomputer 4 and tach signal amplifies transport module 5, described Hall element 2 amplifies transport module 5 by tach signal and connects list
Piece machine 4, described single-chip microcomputer 4 connects far-end radio station 6, and described far-end radio station 6 connects near-end radio station 8, institute by wireless transport module 7
State near-end radio station 8 to be connected with PC terminal 9；Wireless transport module 7 adopts 4G network transmission module or WIFI module, the utility model
Using wireless transport module efficiency of transmission high, it is possible to increase the effectiveness between far-end radio station and near-end radio station.
In the present embodiment, tach signal amplifies transport module 5 and includes operational amplifier 10, two-stage field-effect broad band amplifier
11 and choking-winding 12, an input of described operational amplifier 10 connects resistance B 2a one end and electric capacity B 2b mono- respectively
End, the electric capacity B 2b other end is grounded, and the resistance B 2a other end connects resistance A 1a one end and electric capacity A 1b one end, electric capacity A respectively
The output end of 1b other end concatenation operation amplifier 10, another input of operational amplifier 10 connects resistance C 3a one end respectively
With resistance D 4a one end, resistance C 3a other end ground connection, the output end of resistance D 4a other end concatenation operation amplifier 10；Described
The first end 111 of two-stage field-effect broad band amplifier 11 connects electric capacity E 5b one end, and the electric capacity E 5b other end connects resistance F 6a
One end, the output end of resistance F 6a other end concatenation operation amplifier 10, the second end 112 of two-stage field-effect broad band amplifier 11
Electric capacity F 6b one end, electric capacity G 7b one end, electric capacity H 8b one end are connected respectively by choking-winding 12, and electric capacity F 6b is another
End, the electric capacity G 7b other end, the electric capacity H 8b other end are all grounded, and the 3rd end 113 of two-stage field-effect broad band amplifier 11 is passed through
Electric capacity D 4b, the output end of resistance E 5a concatenation operation amplifier 10, two-stage field-effect broad band amplifier 11 the 4th end 114 connects
Ground.Operational amplifier 10 is processed the quality it is ensured that transmission signal to signal, and is amplified signal message by feedback principle
2 times, the two-stage field-effect broad band amplifier 11 then passing to again below carries out secondary amplification to signal again, finally will believe again
Number output, the utility model adopt tach signal amplify transport module the tach signal of sensing can be amplified and pass
Defeated, improve rotation speed monitoring efficiency.
The utility model structural principle is simple, and intelligence degree is high, is capable of the rotating speed of real-time monitoring high speed rotating shaft, reduces existing
The unnecessary danger of field personnel.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out with multiple changes in the case of without departing from principle of the present utility model and spirit, repair
Change, replace and modification, scope of the present utility model is defined by the appended claims and the equivalents thereof.
Claims (3)
1. a kind of intelligent tachometer, including high speed rotating shaft (1), Hall element (2) and control system it is characterised in that：Described
Hall element (2) is fixed on high speed rotating shaft (1) by magnet (3), and described control system includes single-chip microcomputer (4) and tach signal
Amplify transport module (5), described Hall element (2) is amplified transport module (5) by tach signal and connected single-chip microcomputer (4), described
Single-chip microcomputer (4) connects far-end radio station (6), and described far-end radio station (6) connects near-end radio station (8), institute by wireless transport module (7)
State near-end radio station (8) to be connected with PC terminal (9).
2. a kind of intelligent tachometer according to claim 1 it is characterised in that：Described tach signal amplifies transport module
(5) operational amplifier (10), two-stage field-effect broad band amplifier (11) and choking-winding (12), described operational amplifier are included
(10) a input connects resistance B (2a) one end and electric capacity B (2b) one end respectively, and electric capacity B (2b) other end is grounded, resistance
B (2a) other end connects resistance A (1a) one end and electric capacity A (1b) one end, electric capacity A (1b) other end concatenation operation amplifier respectively
(10) output end, another input of operational amplifier (10) connects resistance C (3a) one end and resistance D (4a) one end respectively,
Resistance C (3a) other end is grounded, the output end of resistance D (4a) other end concatenation operation amplifier (10)；Described two-stage field-effect
The first end (111) of broad band amplifier (11) connects electric capacity E (5b) one end, and electric capacity E (5b) other end connects resistance F (6a)
End, the output end of resistance F (6a) other end concatenation operation amplifier (10), the second end of two-stage field-effect broad band amplifier (11)
(112) electric capacity F (6b) one end, electric capacity G (7b) one end, electric capacity H (8b) one end, and electric capacity are connected respectively by choking-winding (12)
F (6b) other end, electric capacity G (7b) other end, electric capacity H (8b) other end are all grounded, two-stage field-effect broad band amplifier (11)
Electric capacity D (4b), the output end of resistance E (5a) concatenation operation amplifier (10) are passed through in 3rd end (113), and two-stage field-effect broadband is put
Big device (11) the 4th end (114) ground connection.
3. a kind of intelligent tachometer according to claim 1 it is characterised in that：Described wireless transport module (7) adopts
4G network transmission module or WIFI module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620957624.7U CN205941588U (en) | 2016-08-26 | 2016-08-26 | Intelligent tachometer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620957624.7U CN205941588U (en) | 2016-08-26 | 2016-08-26 | Intelligent tachometer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205941588U true CN205941588U (en) | 2017-02-08 |
Family
ID=57954114
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620957624.7U Active CN205941588U (en) | 2016-08-26 | 2016-08-26 | Intelligent tachometer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205941588U (en) |
-
2016
- 2016-08-26 CN CN201620957624.7U patent/CN205941588U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: An intelligent tachometer Effective date of registration: 20200820 Granted publication date: 20170208 Pledgee: Beijing Yanhong Financing Guarantee Co.,Ltd. Pledgor: BEIJING HANGJING INNOVATION SCIENCE & TECHNOLOGY Co.,Ltd. Registration number: Y2020990001003 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20210824 Granted publication date: 20170208 Pledgee: Beijing Yanhong Financing Guarantee Co.,Ltd. Pledgor: BEIJING HANGJING INNOVATION SCIENCE & TECHNOLOGY Co.,Ltd. Registration number: Y2020990001003 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: An intelligent tachometer Effective date of registration: 20210924 Granted publication date: 20170208 Pledgee: Beijing Yanhong Financing Guarantee Co.,Ltd. Pledgor: BEIJING HANGJING INNOVATION SCIENCE & TECHNOLOGY Co.,Ltd. Registration number: Y2021990000876 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20230105 Granted publication date: 20170208 Pledgee: Beijing Yanhong Financing Guarantee Co.,Ltd. Pledgor: BEIJING HANGJING INNOVATION SCIENCE & TECHNOLOGY CO.,LTD. Registration number: Y2021990000876 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: An intelligent tachometer Effective date of registration: 20230214 Granted publication date: 20170208 Pledgee: Beijing Yanhong Financing Guarantee Co.,Ltd. Pledgor: BEIJING HANGJING INNOVATION SCIENCE & TECHNOLOGY CO.,LTD. Registration number: Y2023110000065 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Granted publication date: 20170208 Pledgee: Beijing Yanhong Financing Guarantee Co.,Ltd. Pledgor: BEIJING HANGJING INNOVATION SCIENCE & TECHNOLOGY CO.,LTD. Registration number: Y2023110000065 |