CN220982510U - Shafting torque measurement device and system - Google Patents
Shafting torque measurement device and system Download PDFInfo
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- CN220982510U CN220982510U CN202322538847.2U CN202322538847U CN220982510U CN 220982510 U CN220982510 U CN 220982510U CN 202322538847 U CN202322538847 U CN 202322538847U CN 220982510 U CN220982510 U CN 220982510U
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- 238000005259 measurement Methods 0.000 title claims abstract description 43
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- 238000006243 chemical reaction Methods 0.000 claims description 31
- 238000003801 milling Methods 0.000 claims description 16
- 230000001681 protective effect Effects 0.000 claims description 13
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 4
- 229910052799 carbon Inorganic materials 0.000 claims description 4
- 230000008878 coupling Effects 0.000 claims 2
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- 230000005540 biological transmission Effects 0.000 description 12
- 238000010586 diagram Methods 0.000 description 5
- 238000012545 processing Methods 0.000 description 4
- 238000012544 monitoring process Methods 0.000 description 3
- 230000003068 static effect Effects 0.000 description 3
- 238000004364 calculation method Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
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- 230000003749 cleanliness Effects 0.000 description 1
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- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 230000009347 mechanical transmission Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Abstract
The utility model relates to the technical field of torque measurement, in particular to a shafting torque measurement device and system. A measurement device, comprising: one end of the process shaft is connected with the torsion input end, the other end of the process shaft is connected with the torsion receiving end, and a strain gauge is arranged on the outer wall of the process shaft; the fixed sleeve is sleeved on the process shaft and rotates along with the process shaft, a torque collector and a power supply unit are arranged on the fixed sleeve, the torque collector is connected with the strain gauge to collect torque information, and the power supply unit is connected with the torque collector to supply power to the torque collector. The utility model solves the problems of high cost and inaccurate measurement of the existing measurement mode.
Description
Technical Field
The utility model relates to the technical field of torque measurement, in particular to a shafting torque measurement device and system.
Background
Shafting transmission is a main form of power output of a mechanical device, and provides torque output through a power shaft and drives equipment to operate, and the overall working characteristics and states of a power system can be reflected through the torque, and the overall performance of the mechanical device is evaluated. The actual transmission torque of the shafting in the mechanical transmission system is not only an important parameter for measuring and calculating the power of the power system, but also a technical index for monitoring the working state and the health condition of the power system, and the actual transmission torque is directly related to the power performance and the operation safety of the mechanical device. Therefore, the real-time monitoring of the output torque on the power shaft has important significance for guaranteeing the whole safe and stable operation of the mechanical device.
The existing torque measurement method mainly comprises two types: the torque flange is used for measuring the shafting transmission torque, or the engine performance curve is used for calculating shafting torque. But the torque flange has high cost, the shafting torque obtained through calculation of the engine performance curve is obtained through indirect conversion of data, the shafting torque is not the real torque transmitted by the shafting, the data deviation is large, and accurate input cannot be provided for establishment of a simulation model of the whole vehicle.
Disclosure of utility model
Aiming at the defects existing in the prior art, the embodiment of the utility model aims to provide a shafting torque measuring device so as to solve the problems of high cost and inaccurate measurement of the existing measuring mode.
In order to achieve the above object, the embodiment of the present utility model provides the following technical solutions:
A shafting torque measurement device, comprising: one end of the process shaft is connected with the torsion input end, the other end of the process shaft is connected with the torsion receiving end, and a strain gauge is arranged on the outer wall of the process shaft; the fixed sleeve is sleeved on the process shaft and rotates along with the process shaft, a torque collector and a power supply unit are arranged on the fixed sleeve, the torque collector is connected with the strain gauge to collect torque information, and the power supply unit is connected with the torque collector to supply power to the torque collector.
Optionally, the process shaft comprises a front end flange, a rear end flange and a cylinder section, wherein the front end flange and the rear end flange are respectively positioned at two ends of the cylinder section, the front end flange is connected with the torsion input end, the rear end flange is connected with the torsion receiving end, the strain gauge is stuck on the outer wall of the cylinder section, and the fixing sleeve is connected on the rear end flange.
Optionally, the fixed cover is split structure, and the both sides of fixed cover set up and mill limit portion, mill limit portion and mill limit portion for first mill limit portion and second, torque collector installs first mill limit portion, power supply unit installs second mills limit portion.
Optionally, still include the location briquetting, the location briquetting is including the first plate, second plate and the third plate that connect gradually, sets up perpendicularly between the adjacent plate, mill limit portion degree of depth and be less than fixed cover thickness and then form supporting part at the fixed cover back, first plate is connected on the supporting part, the second plate will torque collector or power supply unit are hugged closely on milling the limit portion, and be provided with the trompil on the second plate.
Optionally, the torque collector further comprises a protective cover, wherein the protective cover is sleeved on the outer side of the fixed sleeve, and an opening is formed in the position, corresponding to the torque collector, of the protective cover.
Optionally, the positioning adapter further comprises a positioning adapter, wherein the positioning adapter comprises a mounting plate and a positioning plate, the mounting plate is perpendicular to the positioning plate, the mounting plate is a flat plate and can be mounted on a rear end flange of the process shaft, and the positioning plate is an arc-shaped plate and can be clung to the outer wall surface of the cylinder section.
Optionally, the device further comprises a slip ring rotor, a slip ring stator and a fixing frame, wherein the slip ring rotor is installed on the process shaft, the fixing frame comprises a bottom plate and a vertical plate, a through hole is formed in the vertical plate, the slip ring rotor is embedded into the through hole of the vertical plate, the slip ring stator is installed on the vertical plate and connected with the slip ring rotor through a carbon brush, and the slip ring rotor is connected with the power supply unit through a cable.
Optionally, a bracket is installed on the vertical plate of the fixing frame, and a rotation speed sensor for detecting the rotation speed of the process shaft is installed on the bracket.
The embodiment of the utility model also provides a shafting torque measuring system, which comprises the shafting torque measuring device, wherein one end of a process shaft of the measuring device is connected with the torque input end through a coupler, and the other end of the process shaft of the measuring device is connected with the torque receiving end through a coupler.
Optionally, the device further comprises a receiving module, a first conversion module, a second conversion module and an industrial personal computer, wherein a rotation speed sensor for detecting the rotation speed of the process shaft is arranged on the measuring device, the receiving module is in wireless connection with the torque collector, the first conversion module is connected with the receiving module, the second conversion module is connected with the rotation speed sensor, and the first conversion module and the second conversion module are both connected with the industrial personal computer.
One or more technical solutions provided in the embodiments of the present utility model at least have the following technical effects or advantages:
The shafting torque measuring device transmits torque by utilizing the process shaft, the strain gauge is arranged on the surface of the process shaft to detect the strain of the process shaft, the torque collector receives the strain gauge data in real time and transmits the data to the subsequent processing module, so that real-time measurement of real torque is realized, and compared with a measuring mode of a torque flange, the shafting torque measuring device has the advantages of simple structure, easiness in processing and great reduction in cost; compared with an indirect measurement mode, the method has high reliability and is convenient to operate. In addition, in the prior art, the strain gauge is used for measuring the torque of the static shaft, the strain gauge is arranged between the process shaft and the fixed sleeve through the cooperation of the process shaft and the fixed sleeve, so that the strain gauge can be prevented from being separated, meanwhile, the torque collector and the power supply unit are arranged through the fixed sleeve, the torque collector collects the strain gauge data, and the power supply unit is used for supplying power to the torque collector, so that the torque measuring device can be used for measuring the torque of the dynamic shaft in rotation.
Additional aspects of the utility model will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.
In order to make the above objects, features and advantages of the present utility model more comprehensible, preferred embodiments accompanied with figures are described in detail below.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present utility model, and other drawings may be obtained according to the drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a measurement system provided by an embodiment of the present utility model;
FIG. 2 is a schematic view of the measuring device according to an embodiment of the present utility model;
FIG. 3 is a cross-sectional view of a measurement device provided by an embodiment of the present utility model;
FIG. 4 is a schematic view of a measurement device with a hidden shield according to an embodiment of the present utility model;
FIG. 5 is a schematic view of a measuring device provided by an embodiment of the present utility model with a protective cover broken away;
FIG. 6 is a schematic diagram of the cooperation of a fixing sleeve and a positioning press block provided by an embodiment of the utility model;
FIG. 7 is a schematic view of a protective cover provided by an embodiment of the present utility model;
FIG. 8 is a schematic diagram of a positioning press block provided by an embodiment of the present utility model;
FIG. 9 is a schematic diagram of a usage state of a positioning adapter according to an embodiment of the present utility model;
FIG. 10 is a schematic diagram of a positioning adapter provided by an embodiment of the present utility model;
in the figure: 1. a strain gage; 2. a process shaft; 31. a fixed sleeve; 32. a torque collector; 33. a power supply unit; 34. positioning a pressing block; 35. a protective cover; 36. a receiving module; 37. a first conversion module; 41. a slip ring rotor; 42. a slip ring stator; 51. a rotation speed sensor; 52. a second conversion module; 6. an industrial personal computer; 7. positioning an adapter;
the mutual spacing or dimensions are exaggerated for the purpose of showing the positions of the various parts, and the schematic illustrations are used for illustration only.
Detailed Description
It should be noted that the following detailed description is illustrative and is intended to provide further explanation of the utility model. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. Furthermore, it will be further understood that the terms "comprises" and/or "comprising," when used in this specification, specify the presence of stated features, steps, operations, devices, components, and/or groups thereof.
Term interpretation:
Strain gage: is an element for measuring strain, which is composed of a sensitive grating and the like, and is based on the piezoresistive effect of semiconductor materials.
Slip ring: the electrical components responsible for communicating, delivering energy and signals to the rotating body, the slip ring referred to herein is an electrical slip ring.
In many applications, torque is a very important mechanical quantity. Accurate torque measurements, particularly of rotating parts, are highly demanding for many measuring racks and users. There are two methods for torque measurement: direct and indirect methods.
Direct measurement: and directly measuring the torque of the driving system to obtain a torque signal. Generally, torque flanges are used for non-contact measurements. Direct measurement with torque flanges has many technical advantages but is costly.
Indirect measurement: the torque may be measured indirectly by the power of the motor or by measuring the reaction force. With modern measuring devices, the motor power and the rotational speed are easily measured, so that the torque can be obtained computationally. However, when calculating torque, large errors and measurement uncertainties are caused and calibration is very difficult because power loss and the operating state of the device are also involved in the calculation process.
In order to solve the technical problems, the utility model provides a shafting torque measuring device and a shafting torque measuring system, which can be used for measuring shafting transmission torque in real time and truly and improving data accuracy.
As shown in fig. 2 and 3, an embodiment of the present utility model provides a shafting torque measurement device, which includes: the technical shaft 2 and the fixed sleeve 31, one end of the technical shaft 2 is connected with the torsion input end, the other end is connected with the torsion receiving end, as shown in figure 1, the outer wall of the technical shaft 2 is provided with the strain gauge 1; the fixed sleeve 31 is sleeved on the process shaft 2 and rotates along with the process shaft 2, the fixed sleeve 31 is provided with a torque collector 32 and a power supply unit 33, the torque collector 32 is connected with the strain gauge 1 to collect torque information, and the power supply unit 33 is connected with the torque collector 32 to supply power to the torque collector 32. The power supply unit is a collector power supply unit, namely a collector power supply battery.
The process shaft 2 is used for connecting shafting torque transmission, the strain gage 1 is fixed on the surface of the process shaft 2 and used for monitoring the strain of the process shaft 2, and the fixed sleeve 31 is used for installing the torque collector 32 and the collector power supply unit 33; the torque collector 32 is a wireless torque collector, the strain gauge 1 is connected with the torque collector 32 through a signal wire, the torque collector 32 is used for analyzing measurement data of the strain gauge 1, the torque collector 32 is connected with the collector power supply unit 33 through a power wire, and the collector power supply unit 33 is used for supplying power to the wireless torque collector 32.
The shafting torque measuring device transmits torque by utilizing the process shaft 2, the strain gauge 1 is arranged on the surface of the process shaft 2 to detect the strain of the process shaft 2, the torque collector 32 receives the data of the strain gauge 1 in real time and transmits the data to the subsequent processing module, so that real-time measurement of real torque is realized, and compared with a measuring mode of a torque flange, the shafting torque measuring device has the advantages of simple structure, easiness in processing and great reduction in cost; compared with an indirect measurement mode, the method has high reliability and is convenient to operate. Moreover, in the prior art, the strain gauge 1 is used for measuring the torque of a static shaft usually, the strain gauge 1 is arranged between the process shaft 2 and the fixed sleeve 31 through the cooperation of the process shaft 2 and the fixed sleeve 31, so that the strain gauge 1 can be prevented from being separated, meanwhile, the torque collector 32 and the power supply unit 33 are arranged through the fixed sleeve 31, the torque collector 32 collects the data of the strain gauge 1, and the power supply unit 33 is used for supplying power to the torque collector 32, so that the torque measuring device can be used for measuring the torque of a dynamic shaft in rotation.
As shown in fig. 3, the process shaft 2 includes a front end flange, a rear end flange and a cylindrical section, the front end flange and the rear end flange are respectively located at two ends of the cylindrical section, the front end flange is connected with a torque input end, the rear end flange is connected with a torque receiving end, the strain gauge 1 is stuck on an outer wall of the cylindrical section, and the fixing sleeve 31 is connected to the rear end flange.
As shown in fig. 4, 5 and 6, the fixing sleeve 31 is a split structure, and the two halves of the split structure are respectively clamped at two sides of the process shaft 2. Two sides of the fixed sleeve 31 are provided with edge milling parts, the edge milling parts are a first edge milling part and a second edge milling part, the torque collector 32 is installed on the first edge milling part, and the power supply unit 33 is installed on the second edge milling part.
Because torque collector 32 and collector power supply unit 33 are fixed in and do rotary motion on the fixed cover 31, in order to prevent the drop of torque collector 32 and collector power supply unit 33, shafting torque measurement device still include location briquetting 34, as shown in fig. 8, location briquetting 34 is including from left to right first plate, second plate and the third plate that connect gradually, set up perpendicularly between the adjacent plate, mill limit portion degree of depth and be less than fixed cover 31 thickness and then form the supporting part at fixed cover 31 back, as shown in fig. 6, first plate is connected on the supporting part, the second plate will torque collector 32 or power supply unit 33 hugs closely on milling the limit portion, and be provided with the trompil on the second plate.
Through setting up location briquetting 34 for consolidate wireless torque collector 32 and collector power supply unit 33 when the system is rotatory, guarantee its fixed reliable to carry out the trompil design on location briquetting 34, guarantee wireless signal's effective transmission.
In order to protect the components of the measuring device and ensure the cleanliness of the interior, the shafting torque measuring device further comprises a protective cover 35, as shown in fig. 3 and 7, the protective cover 35 is sleeved on the outer side of the fixed sleeve 31, and openings are arranged at positions of the protective cover 35 corresponding to the torque collector 32. Through at fixed cover 31 outside installation protection casing 35 for promote system integrity and dustproof, and do the trompil design at the position that protection casing 35 corresponds moment of torsion collector 32, guarantee the wired transmission of signal, promote the wholeness of whole device.
The strain gauge 1 is attached to be axially parallel to the process shaft 2, otherwise the measurement accuracy is affected. Therefore, the shafting torque measuring device further comprises a positioning adapter 7, the positioning adapter 7 comprises a mounting plate and a positioning plate, as shown in fig. 9 and 10, the mounting plate is perpendicular to the positioning plate, the mounting plate is a flat plate and can be mounted on a rear end flange of the process shaft 2, and the positioning plate is an arc-shaped plate and can be clung to the outer wall surface of the cylinder section.
The positioning adapter 7 is arranged before the strain gauge 1 is adhered, a positioning angle is formed on the surface of the process shaft 2, the strain gauge 1 takes the angle as the relative adhering position, the adhesion positioning consistency of the strain gauge 1 is improved, and the adhesion precision of the strain gauge 1 is ensured. The positioning adapter 7 is an intermediate process component, and the positioning adapter 7 is removed after the strain gauge 1 is attached.
In order to ensure the power supply problem of the rotating parts, the shafting torque measuring device further comprises a slip ring rotor 41, a slip ring stator 42 and a fixing frame, wherein the slip ring rotor 41 is installed on the process shaft 2, the fixing frame comprises a bottom plate and a vertical plate, a through hole is formed in the vertical plate, the slip ring rotor 41 is embedded into the through hole of the vertical plate, the slip ring stator 42 is installed on the vertical plate and connected with the slip ring rotor 41 through a carbon brush, and the slip ring rotor 41 is connected with the power supply unit 33 through a cable.
One end of the slip ring stator 42 is connected with an external power supply, the other end is connected with the slip ring rotor 41 through a carbon brush, the collector power supply unit 33 is connected with the slip ring rotor 41 through a cable, and the collector power supply unit 33 is connected with the slip ring rotor 41 for supplying power to the torque collector 32. The slip ring stator 42 and the slip ring rotor 41 are adopted to supply power to the collector power supply unit 33, so that wireless cruising of the external power supply for supplying power to the torque collector 32 is realized.
As shown in fig. 2 and 5, a bracket is mounted on a vertical plate of the fixing frame, and a rotation speed sensor 51 for detecting the rotation speed of the process shaft 2 is mounted on the bracket.
According to the characteristics of the shafting connection structure and based on the measuring device of the strain gauge 1 slip ring, the utility model further provides a shafting torque measuring system for measuring shafting transmission torque data in real time, and the shafting torque measuring system is simple in structure and reliable in performance. One end of a process shaft 2 of the measuring device is connected with the torsion input end through a coupler, and the other end of the process shaft is connected with the torsion receiving end through a coupler. The shafting torque measurement system further comprises a receiving module 36, a first conversion module 37, a second conversion module 52 and an industrial personal computer 6, wherein a rotating speed sensor 51 for detecting the rotating speed of the process shaft 2 is arranged on the measurement device, the receiving module 36 is in wireless connection with the torque collector 32, the first conversion module 37 is connected with the receiving module 36, the second conversion module 52 is connected with the rotating speed sensor 51, and the first conversion module 37 and the second conversion module 52 are both connected with the industrial personal computer 6.
In the whole measurement process, the rotating component comprises a strain gauge 1, a process shaft 2, a fixed sleeve 31, a wireless torque collector 32, a collector power supply unit 33, a positioning pressing block 34, a protective cover 35 and a slip ring rotor 41, and the fixed component comprises a slip ring stator 42, a wireless receiving module 36, a first conversion module 37, a rotating speed sensor 51, a second conversion module 52 and an industrial personal computer 6. The wireless torque collector, the collector power supply unit, the wireless receiving module, the first conversion module and the second conversion module are all existing components and parts and can be obtained through purchase.
The wireless receiving module 36 is used for receiving the data of the wireless torque collector 32; the first conversion module 37 is configured to parse the data of the wireless receiving module 36; the second conversion module 52 is configured to receive and parse the data of the rotation speed sensor 51; and the built-in measurement software of the industrial personal computer 6 realizes the real-time display of torque and rotating speed data. And the slip ring stator 42 is connected with the industrial personal computer 6, and the industrial personal computer 6 continuously supplies power to the slip ring assembly, so that wireless cruising of the collector power supply unit 33 is realized.
In order to ensure the accuracy of torque measurement, before the torque measurement device works formally, the torque calibration device is required to be used for static calibration, and the torque calibration device is calibrated according to the calibration result so as to ensure the accuracy of measurement.
The torque collector 32 receives the data of the strain gauge 1 in real time through a signal wire, and simultaneously transmits the data to the wireless receiving module 36 in real time through wireless transmission, and the data is processed by the first conversion module 37 and then transmitted to the industrial personal computer 6, so that real-time measurement of the shafting torque is realized. The rotation speed sensor 51 is connected to the second conversion module 52 through a cable, and the second conversion module 52 processes the data and sends the data to the industrial personal computer 6 to realize real-time measurement of the rotation speed of the shafting, so as to calculate and acquire shafting transmission power data.
The system has the advantages of simple structure, low manufacturing cost, safety, reliability and high integration level, and can measure the transmission torque and the rotation speed of the shafting in real time, thereby calculating and obtaining the transmission power of the shafting.
While the foregoing description of the embodiments of the present utility model has been presented in conjunction with the drawings, it should be understood that it is not intended to limit the scope of the utility model, but rather, it is intended to cover all modifications or variations within the scope of the utility model as defined by the claims of the present utility model.
Claims (10)
1. A shafting torque measurement device, comprising:
One end of the process shaft is connected with the torsion input end, the other end of the process shaft is connected with the torsion receiving end, and a strain gauge is arranged on the outer wall of the process shaft;
The fixed sleeve is sleeved on the process shaft and rotates along with the process shaft, a torque collector and a power supply unit are arranged on the fixed sleeve, the torque collector is connected with the strain gauge to collect torque information, and the power supply unit is connected with the torque collector to supply power to the torque collector.
2. The shafting torque-measuring device of claim 1, wherein the process shaft comprises a front end flange, a rear end flange and a cylindrical section, the front end flange and the rear end flange are respectively positioned at two ends of the cylindrical section, the front end flange is connected with a torque input end, the rear end flange is connected with the torque receiving end, the strain gauge is adhered to the outer wall of the cylindrical section, and the fixing sleeve is connected to the rear end flange.
3. The shafting torque-measuring device of claim 2, wherein the fixed sleeve is of a split structure, two sides of the fixed sleeve are provided with edge milling parts, the edge milling parts are a first edge milling part and a second edge milling part, the torque collector is mounted on the first edge milling part, and the power supply unit is mounted on the second edge milling part.
4. The shafting torque-measuring device of claim 3, further comprising a positioning press block, wherein the positioning press block comprises a first plate, a second plate and a third plate which are sequentially connected, the adjacent plates are vertically arranged, the depth of the edge milling part is smaller than the thickness of the fixing sleeve, a supporting part is formed on the back of the fixing sleeve, the first plate is connected to the supporting part, the second plate clings to the edge milling part, and an opening is formed in the second plate.
5. The shafting torque-measuring device of claim 4, further comprising a protective cover, wherein the protective cover is sleeved outside the fixed sleeve, and an opening is provided in a position of the protective cover corresponding to the torque collector.
6. The shafting torque-measuring device of claim 2, further comprising a positioning adapter comprising a mounting plate and a positioning plate, wherein the mounting plate is perpendicular to the positioning plate, the mounting plate is a flat plate capable of being mounted on a rear end flange of a process shaft, and the positioning plate is an arc-shaped plate capable of being clung to an outer wall surface of the cylindrical section.
7. The shafting torque-measuring device of claim 1, further comprising a slip ring rotor mounted on the process shaft, a slip ring stator mounted on the riser and a mount comprising a base plate and a riser with a through hole formed therein, the slip ring rotor being embedded in the through hole of the riser, the slip ring stator being mounted on the riser and connected to the slip ring rotor by a carbon brush, the slip ring rotor being connected to the power supply unit by a cable.
8. The shafting torque-measuring device of claim 7, wherein a bracket is mounted on a riser of the mount, and a rotational speed sensor for detecting rotational speed of the process shaft is mounted on the bracket.
9. A shafting torque measurement system, comprising a shafting torque measurement device as claimed in any one of claims 1 to 7, wherein one end of a process shaft of the measurement device is connected to the torque input end via a coupling, and the other end is connected to the torque receiving end via a coupling.
10. The shafting torque measurement system of claim 9, further comprising a receiving module, a first conversion module, a second conversion module and an industrial personal computer, wherein a rotation speed sensor for detecting the rotation speed of the process shaft is installed on the measurement device, the receiving module is in wireless connection with the torque collector, the first conversion module is connected with the receiving module, the second conversion module is connected with the rotation speed sensor, and the first conversion module and the second conversion module are both connected with the industrial personal computer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322538847.2U CN220982510U (en) | 2023-09-18 | 2023-09-18 | Shafting torque measurement device and system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322538847.2U CN220982510U (en) | 2023-09-18 | 2023-09-18 | Shafting torque measurement device and system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220982510U true CN220982510U (en) | 2024-05-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322538847.2U Active CN220982510U (en) | 2023-09-18 | 2023-09-18 | Shafting torque measurement device and system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220982510U (en) |
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2023
- 2023-09-18 CN CN202322538847.2U patent/CN220982510U/en active Active
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