CN209181943U - A kind of dynamic torque sensor - Google Patents
A kind of dynamic torque sensor Download PDFInfo
- Publication number
- CN209181943U CN209181943U CN201821393985.9U CN201821393985U CN209181943U CN 209181943 U CN209181943 U CN 209181943U CN 201821393985 U CN201821393985 U CN 201821393985U CN 209181943 U CN209181943 U CN 209181943U
- Authority
- CN
- China
- Prior art keywords
- sensor
- transmission shaft
- dynamic torque
- test transmission
- torque sensor
- 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.)
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Abstract
The utility model discloses a kind of dynamic torque sensors, including sensor housing, test transmission shaft, sensor wire box and sensor base, the test transmission shaft is equipped with foil gauge, the foil gauge and test transmission shaft form strain bridge, it is equipped with magnetoelectricity code-disc in the sensor shell body, and is driven axis connection with test, the sensor housing is located above sensor base, the sensor wire box is located above sensor housing, and the test transmission shaft passes through inside sensor housing.Advantage: this dynamic pickup is small in size, it is light-weight, be easily installed, detection accuracy is high, stability is good, the square-wave signal 5V/12V of strong antijamming capability, signal output is optional, can enter working condition within booting 5 minutes, not need warm.
Description
Technical field
The utility model belongs to sensor technical field, and in particular to a kind of dynamic torque sensor.
Background technique
Currently, torque sensor has static torque and two kinds of dynamic torque sensor, dynamic torque sensor is mainly answered
For all conglomeraties such as aerospace, petroleum, chemical industry, automobile, steel, ship, weaving, due to the place of dynamic pickup work
Interference is strong, for example the interference of electromagnetism, noise etc. is strong, so a kind of torque for needing strong interference immunity, energy steady operation passes
Sensor is self-evident to the importance of the normal operation of equipment, and in current dynamic torque sensor, majority cannot independent work
Make, need outer power supply etc., these problems require the novel reliable torque sensor of one kind to solve.
Utility model content
A kind of dynamic torque sensor of the utility model, this dynamic pickup is small in size, it is light-weight, be easily installed, examine
Survey precision is high, stability is good, the square-wave signal 5V/12V of strong antijamming capability, signal output is optional, booting can enter for 5 minutes
Working condition does not need warm, is powered using transformer induction, sensor stabilization can be made to run for a long time.
A kind of dynamic torque sensor of the utility model, including sensor housing, test transmission shaft, sensor wire box
And sensor base, the test transmission shaft are equipped with foil gauge, the foil gauge and test transmission shaft form strain bridge, described
It is equipped with magnetoelectricity code-disc in sensor shell body, and is driven axis connection with test, the sensor housing is located above sensor base,
The sensor wire box is located above sensor housing, and the test transmission shaft passes through inside sensor housing, whole to pass
Sensor structure is simple, small and exquisite, light-weight, conveniently installs and uses.
Further, the sensor base is equipped with adjustment screw hole and fastening screw hole, and the design for adjusting screw hole can allow sensor
There is advantage in the installation of more complicated equipment.
Further, the magnetoelectricity code-disc has on 2 opposite test transmission shafts being located in sensor shell body, magnetoelectricity code-disc master
If measuring to speed, has the characteristics that strong interference immunity using magnetic dot code-disc.
Further, 2 magnetoelectricity code-discs are equipped with 60 teeth, and axis, which drives magnetoelectricity code-disc often to rotate a circle, can produce 60
The method that pulse, high speed or middling speed can use frequency measurement when sampling can be measured accurately when low speed samples with the method for surveying the period
Revolving speed, reachable ± 0.1%~± 0.5%(FS of this sensor accuracy).
Further, it is additionally provided with signal amplification circuit and pressure/frequency converter inside the sensor housing, will can directly adopt
The signal collected is transferred to external equipment.
Further, the dynamic torque sensor is powered by transformer induction, does not need external power supply, and sensor can be made long
Phase stable work.
Further, the sensor wire box is equipped with RS485 interface, and client can be made to the Data Detection of torque, revolving speed
Easily realize networked M&C system and transmission.
The beneficial effects of the utility model are: this dynamic pickup it is small in size, it is light-weight, be easily installed, detection accuracy is high,
Stability is good, strong antijamming capability, the square-wave signal 5V/12V of signal output is optional, can enter working condition within booting 5 minutes,
Warm is not needed, is powered using transformer induction, sensor stabilization can be made to run for a long time.
Detailed description of the invention
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art
Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, in attached drawing, each element or portion
Dividing might not draw according to actual ratio.
Fig. 1 is the positive structure schematic of the utility model；
Fig. 2 is the side structure schematic diagram of the utility model.
Specific embodiment
It is described in detail below in conjunction with embodiment of the attached drawing to technical solutions of the utility model, following embodiment is only
For clearly illustrating the technical solution of the utility model, therefore it is only used as example, and it is originally practical to cannot be used as a limitation limitation
Novel protection scope.
As shown in Figure 1 and Figure 2, a kind of dynamic torque sensor of the utility model, including sensor housing 2, test transmission
Axis 3, sensor wire box 5 and sensor base 6, the test transmission shaft 3 are equipped with foil gauge, and the foil gauge and test pass
Moving axis 3 forms strain bridge, magnetoelectricity code-disc is equipped in the sensor housing 2, and connect with test transmission shaft 3, the sensor
Shell 2 is located above sensor base 6, and the sensor wire box 5 is located above sensor housing 2, the test transmission shaft 3
It is passed through inside sensor housing 2, integral sensors structure is simple, small and exquisite, light-weight, conveniently installs and uses.
In the present embodiment, the sensor base 6 be equipped with adjustment screw hole 1 and fastening screw hole 4, adjust screw hole 4 design energy
Allow sensor that there is advantage in the installation of more complicated equipment.
In the present embodiment, the magnetoelectricity code-disc have 3 on 2 opposite test transmission shafts being located in sensor housing 2, magnetoelectricity
Code-disc mainly measures speed, has the characteristics that strong interference immunity using magnetic dot code-disc.
In the present embodiment, 2 magnetoelectricity code-discs be equipped with 60 teeth, axis drives magnetoelectricity code-disc often to rotate a circle and can produce
The method that 60 pulses, high speed or middling speed can use frequency measurement when sampling can measure standard with the method for surveying the period when low speed samples
True revolving speed, reachable ± 0.1%~± 0.5%(FS of this sensor accuracy).
Signal amplification circuit and pressure/frequency converter, Neng Gouzhi are additionally provided in the present embodiment, inside the sensor housing 2
It connects and collected signal is transferred to external equipment.
In the present embodiment, the dynamic torque sensor powered by transformer induction, do not need external power supply, can make to sense
Device work steady in a long-term.
In the present embodiment, the sensor wire box 5 be equipped with RS485 interface, client can be made to the data of torque, revolving speed
Networked M&C system and transmission are easily realized in detection.
Finally, it should be noted that above embodiments are only to illustrate the technical solution of the utility model, rather than its limitations；
Although the utility model is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that:
It can still modify to technical solution documented by previous embodiment, or to some or all of the technical features
It is equivalently replaced；And these are modified or replaceed, it does not separate the essence of the corresponding technical solution, and the utility model is respectively implemented
The range of example technical solution, should all cover in the claim of the utility model and the range of specification.
Claims (7)
1. a kind of dynamic torque sensor, it is characterised in that: connect including sensor housing (2), test transmission shaft (3), sensor
Wire box (5) and sensor base (6), the test transmission shaft (3) are equipped with foil gauge, the foil gauge and test transmission shaft
(3) strain bridge is formed, magnetoelectricity code-disc is equipped in the sensor housing (2), and connect with test transmission shaft (3), the sensing
Device shell (2) is located at sensor base (6) above, and the sensor wire box (5) is located at sensor housing (2) above, described
Test transmission shaft (3) passes through inside sensor housing (2).
2. a kind of dynamic torque sensor according to claim 1, it is characterised in that: the sensor base (6) is equipped with
Adjust screw hole (1) and fastening screw hole (4).
3. a kind of dynamic torque sensor according to claim 1, it is characterised in that: the magnetoelectricity code-disc have 2 it is opposite
It is located in sensor shell body on the test transmission shaft (3) of (2).
4. a kind of dynamic torque sensor according to claim 3, it is characterised in that: 2 magnetoelectricity code-discs are equipped with
60 teeth.
5. a kind of dynamic torque sensor according to claim 1, it is characterised in that: the sensor housing (2) is internal
It is additionally provided with signal amplification circuit and pressure/frequency converter.
6. a kind of dynamic torque sensor according to claim 1, it is characterised in that: the dynamic torque sensor is by becoming
Depressor inductive power supply.
7. a kind of dynamic torque sensor according to claim 1, it is characterised in that: the sensor wire box (5) sets
There is RS485 interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821393985.9U CN209181943U (en) | 2018-08-28 | 2018-08-28 | A kind of dynamic torque sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821393985.9U CN209181943U (en) | 2018-08-28 | 2018-08-28 | A kind of dynamic torque sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209181943U true CN209181943U (en) | 2019-07-30 |
Family
ID=67358864
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821393985.9U Expired - Fee Related CN209181943U (en) | 2018-08-28 | 2018-08-28 | A kind of dynamic torque sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209181943U (en) |
-
2018
- 2018-08-28 CN CN201821393985.9U patent/CN209181943U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190730 Termination date: 20210828 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |