CN210118389U - Cross axle universal joint with life monitoring and early warning functions - Google Patents
Cross axle universal joint with life monitoring and early warning functions Download PDFInfo
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- CN210118389U CN210118389U CN201920290721.9U CN201920290721U CN210118389U CN 210118389 U CN210118389 U CN 210118389U CN 201920290721 U CN201920290721 U CN 201920290721U CN 210118389 U CN210118389 U CN 210118389U
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- Prior art keywords
- universal joint
- sensor
- early warning
- shaft
- life
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D3/00—Yielding couplings, i.e. with means permitting movement between the connected parts during the drive
- F16D3/16—Universal joints in which flexibility is produced by means of pivots or sliding or rolling connecting parts
- F16D3/26—Hooke's joints or other joints with an equivalent intermediate member to which each coupling part is pivotally or slidably connected
- F16D3/38—Hooke's joints or other joints with an equivalent intermediate member to which each coupling part is pivotally or slidably connected with a single intermediate member with trunnions or bearings arranged on two axes perpendicular to one another
- F16D3/40—Hooke's joints or other joints with an equivalent intermediate member to which each coupling part is pivotally or slidably connected with a single intermediate member with trunnions or bearings arranged on two axes perpendicular to one another with intermediate member provided with two pairs of outwardly-directed trunnions on intersecting axes
- F16D3/41—Hooke's joints or other joints with an equivalent intermediate member to which each coupling part is pivotally or slidably connected with a single intermediate member with trunnions or bearings arranged on two axes perpendicular to one another with intermediate member provided with two pairs of outwardly-directed trunnions on intersecting axes with ball or roller bearings
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D2300/00—Special features for couplings or clutches
- F16D2300/18—Sensors; Details or arrangements thereof
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The utility model relates to a universal joint technical field to the unable prediction self life-span of prior art's cross universal joint, has the problem of accident risk, discloses a cross universal joint with life-span monitoring early warning function. The sensor assembly comprises a sensor, a battery and a packaging structure, wherein the sensor is positioned above the battery, and the packaging structure is coated outside the sensor and the battery; the sensor monitors the universal joint of the cross shaft in real time, and when the product index exceeds a threshold value, the sensor automatically alarms. The utility model discloses an install sensor and controller additional, carry out real-time supervision to cross axle universal joint temperature, vibration, realize carrying out real time monitoring to the real car universal joint life-span to effectively avoid the traffic accident because of the universal joint wearing and tearing became invalid and cause.
Description
Technical Field
The utility model relates to a universal joint technical field especially relates to a cross axle universal joint with life-span monitoring early warning function.
Background
Under the conditions of heavy load, high rotating speed, large pivot angle and the like of the universal joint in the prior art, larger contact force and contact stress can be generated between the needle roller and the universal joint and between the needle roller and the shaft sleeve, so that the needle roller and the universal joint are subjected to fatigue wear, the universal joint is loosened or ablated, the driving function is finally lost, and even severe traffic accidents such as rollover and the like caused by the falling of the universal joint from a transmission shaft can possibly occur. And the service life of the universal joint cannot be predicted by the conventional universal joint with the cross shaft, so that the accident risk exists.
The patent with the Chinese patent application number of CN201520577392.8 discloses an oil seal mechanism of a cross shaft for a vehicle, and provides the oil seal mechanism of the cross shaft for the vehicle, which has the advantages of simple structure, improved sealing performance and prolonged service life. The oil seal mechanism of the cross shaft is convenient to process and simple and reasonable in structure. However, the universal joint service life of the universal joint cannot be predicted by the universal joint in the prior art, the universal joint cannot be replaced in time after fatigue wear of the universal joint and the roller pins, the universal joint is loosened or ablated, the driving function is finally lost, and even severe traffic accidents such as rollover and the like caused by the fact that the universal joint falls off from a transmission shaft can occur.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a cross axle universal joint with life-span monitoring early warning function is provided. This cross axle universal joint can real-time supervision structure temperature and vibration acceleration when losing to a certain extent, and when product temperature or vibration acceleration surpassed the threshold value, automatic alarm reminded the maintenance.
The utility model discloses a concrete technical scheme does: a universal joint pin universal joint with a service life monitoring and early warning function is characterized in that a blind hole is formed in the center of a universal joint pin, a sensor assembly is arranged in the blind hole, the sensor assembly comprises a sensor, a battery and a packaging structure, and the packaging structure is coated outside the sensor and the battery; the sensor monitors the universal joint of the cross shaft in real time, and when the product index exceeds a threshold value, the sensor automatically alarms.
Under the conditions of heavy load, high rotating speed, large pivot angle and the like of the universal joint in the prior art, larger contact force and contact stress can be generated between the needle roller and the universal joint and between the needle roller and the shaft sleeve, so that the needle roller and the universal joint are subjected to fatigue wear, the universal joint is loosened or ablated, the driving function is finally lost, and even severe traffic accidents such as rollover and the like caused by the falling of the universal joint from a transmission shaft can possibly occur. According to the invention, the sensor and the controller are additionally arranged, so that the temperature and the vibration of the universal joint of the cross shaft can be monitored in real time, the service life of the universal joint of the real vehicle can be monitored in real time, and the traffic accident caused by the abrasion failure of the universal joint can be effectively avoided. When the universal joint is abraded to a certain degree, the structure generates heat through friction, and higher temperature can be generated; at the same time, relatively significant vibrations are generated. According to the invention, the temperature sensor and the vibration acceleration sensor are used for monitoring the temperature and the vibration acceleration of the structure in real time, and when the temperature or the vibration acceleration of a product exceeds a threshold value, an alarm is automatically given to remind maintenance. The sensor is packaged by the packaging structure, so that the sensor is protected and is not contacted with silt, rainwater and the like.
Preferably, the sensor is a wireless sensor. And wireless signal transmission can be realized.
Preferably, the sensor is at least one of a temperature sensor and a vibration acceleration sensor.
Temperature and vibration signal monitoring are carried out on the universal joint through the temperature and acceleration sensors, and when the temperature or the vibration acceleration of a product exceeds a threshold value, automatic alarm is given out to remind of maintenance.
Preferably, the sensors are respectively connected with a receiver, a controller and an alarm device. The receiver can receive signals sent by the sensor, and the controller processes the temperature and vibration acceleration signals sent by the sensor. When the temperature and the vibration acceleration sent by the sensor exceed threshold values, an alarm device is triggered to automatically alarm.
Preferably, the controller is connected to an external power source. The controller is connected with the equipment adopting the universal joint with the service life monitoring and early warning function or the self-contained power supply of the vehicle.
Preferably, the battery is a high temperature resistant battery. Preferably, the battery is a button battery. Preferably, the package structure is a non-metal package structure. Avoiding the metallic structure from shielding the signal emitted by the sensor. The packaging structure is a nylon packaging structure.
Preferably, the four ends of the cross shaft are provided with shaft sleeves, the joints of the shaft sleeves and the shaft necks of the cross shaft are provided with dust covers, gaskets are arranged between the bottom surface of the shaft sleeves and the outer side surfaces of the ends of the cross shaft, annular roller pins are arranged on the ends of the cross shaft in the shaft sleeves, oil seal sleeves are arranged at the ends of the cross shaft and located between the roller pins and the shaft necks of the cross shaft, and roller pin check rings are arranged outside the oil seals and close to the shaft necks of the cross shaft.
The utility model has the advantages that: the utility model discloses a cross axle universal joint with life-span monitoring early warning function carries out real-time supervision to cross axle universal joint temperature, vibration through installing sensor and controller additional, realizes carrying out real time monitoring to the real car universal joint life-span to effectively avoid the traffic accident because of universal joint wearing and tearing became invalid and cause.
Drawings
Fig. 1 is a schematic view of a universal joint with life monitoring and early warning functions according to the present invention;
fig. 2 is a schematic diagram of a sensor assembly of the universal joint according to the present invention.
The reference signs are: 1. a cross shaft; 2. a dust cover; 3, oil sealing; 4. a shaft sleeve; 5. a needle roller retainer ring; 6. rolling needles; 7. a gasket; 8. blind holes; 9. a sensor assembly; 10. a sensor; 11. a battery; 12. a packaging structure; 13. a receiver; 14. a controller; 15. and an alarm device.
Detailed Description
The present invention will be further described with reference to the following examples. The devices, connections, and methods referred to in this disclosure are those known in the art, unless otherwise indicated.
Example 1
As shown in fig. 1: the universal joint comprises a universal joint shaft 1, four end parts of the universal joint shaft are provided with shaft sleeves 4, a dust cover 2 is arranged at the joint of the shaft sleeves and the shaft necks of the universal joint shaft, a gasket 7 is arranged between the bottom surface of the shaft sleeves and the outer side surface of the end part of the universal joint shaft, an annular roller pin 6 is arranged at the end part of the universal joint shaft in the shaft sleeves, an oil seal 3 is sleeved at the end part of the universal joint shaft and is located between the roller pin and the shaft necks of the universal joint shaft, a roller pin retainer ring 5 is arranged at the position, close to the shaft necks of the universal joint shaft, outside the oil seal, a blind hole 8 is formed in the central position of the universal joint shaft, a sensor assembly 9 is arranged in the blind hole and comprises a sensor 10, a battery 11 and an encapsulation structure 12, and the encapsulation. As shown in fig. 2: the sensor is connected to a receiver 13 which is connected to a controller 14 which is connected to an alarm device 15. The receiver can receive signals sent by the sensor, and the controller processes the temperature and vibration acceleration signals sent by the sensor. When the temperature and the vibration acceleration sent by the sensor exceed threshold values, an alarm device is triggered to automatically alarm.
According to the invention, the sensor and the controller are additionally arranged, so that the temperature and the vibration of the universal joint of the cross shaft can be monitored in real time, the service life of the universal joint can be monitored in real time, and the traffic accident caused by the abrasion failure of the universal joint can be effectively avoided. When the universal joint is abraded to a certain degree, the structure generates heat through friction, and higher temperature can be generated; at the same time, relatively significant vibrations are generated. According to the invention, the temperature sensor and the vibration acceleration sensor are used for monitoring the temperature and the vibration acceleration of the structure in real time, and when the temperature or the vibration acceleration of a product exceeds a threshold value, an alarm is automatically given to remind maintenance. The packaging structure is coated outside the sensor and the battery, so that the sensor can be protected and is not contacted with silt, rainwater and the like. The packaging structure is a nonmetal packaging structure, and the packaging structure is a nylon packaging structure. Avoiding the metallic structure from shielding the signal emitted by the sensor.
The sensor is a wireless sensor, the controller is connected with an external power supply, and the sensor is a temperature sensor and a vibration acceleration sensor. The wireless sensor can realize wireless signal transmission. Temperature and vibration signal monitoring are carried out on the universal joint through the temperature and acceleration sensors, and when the temperature or the vibration acceleration of a product exceeds a threshold value, automatic alarm is given out to remind of maintenance. The battery is a high-temperature-resistant battery, and the battery is a button battery.
The above, only be the utility model discloses a preferred embodiment, it is not right the utility model discloses do any restriction, all according to the utility model discloses the technical entity all still belongs to any simple modification, change and equivalent structure transform of doing to above embodiment the utility model discloses technical scheme's protection scope.
Claims (6)
1. The utility model provides a cross axle universal joint with life-span monitoring early warning function which characterized in that: the central point of cross axle (1) puts and is provided with blind hole (8), be provided with sensor subassembly (9) in the blind hole, sensor subassembly includes sensor (10), battery (11) and packaging structure (12), the packaging structure cladding is in the sensor with outside the battery.
2. The universal joint pin with life monitoring and early warning functions as claimed in claim 1, wherein: the sensor is a wireless sensor.
3. The universal joint pin with life monitoring and early warning functions as claimed in claim 2, wherein: the sensor is at least one of a temperature sensor and a vibration acceleration sensor.
4. The universal joint pin with life monitoring and early warning functions as claimed in claim 3, wherein: the sensor is connected with a receiver (13), the receiver is connected with a controller (14), and the controller is connected with an alarm device (15).
5. The universal joint pin with life monitoring and early warning functions as claimed in claim 4, wherein: the controller is connected with an external power supply.
6. The universal joint pin with life monitoring and early warning functions as claimed in claim 1, wherein: the universal joint is characterized in that shaft sleeves (4) are arranged at four end parts of the universal joint, a dust cover (2) is arranged at the joint of the shaft sleeves and the shaft neck of the universal joint, gaskets (7) are arranged between the bottom surface of the shaft sleeves and the outer side surface of the end part of the universal joint, annular roller pins (6) are arranged at the end parts of the universal joint in the shaft sleeves, oil seals (3) are sleeved at the end parts of the universal joint and are located between the roller pins and the shaft neck of the universal joint, and roller pin retaining rings (5) are arranged at the positions, close to the shaft neck of.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920290721.9U CN210118389U (en) | 2019-03-07 | 2019-03-07 | Cross axle universal joint with life monitoring and early warning functions |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920290721.9U CN210118389U (en) | 2019-03-07 | 2019-03-07 | Cross axle universal joint with life monitoring and early warning functions |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210118389U true CN210118389U (en) | 2020-02-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920290721.9U Active CN210118389U (en) | 2019-03-07 | 2019-03-07 | Cross axle universal joint with life monitoring and early warning functions |
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| Country | Link |
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| CN (1) | CN210118389U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115199662A (en) * | 2022-07-28 | 2022-10-18 | 重庆长安汽车股份有限公司 | Drive shaft assembly with early-stage fault detection alarm function and detection alarm method |
-
2019
- 2019-03-07 CN CN201920290721.9U patent/CN210118389U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115199662A (en) * | 2022-07-28 | 2022-10-18 | 重庆长安汽车股份有限公司 | Drive shaft assembly with early-stage fault detection alarm function and detection alarm method |
| CN115199662B (en) * | 2022-07-28 | 2023-10-27 | 重庆长安汽车股份有限公司 | Driving shaft assembly with early-stage fault detection alarm and detection alarm method |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 311215 Wanxiang Road, Xiaoshan District, Hangzhou City, Zhejiang Province Patentee after: Wanxiang Qianchao Co.,Ltd. Patentee after: WANXIANG GROUP Co.,Ltd. Address before: 311215 Wanxiang Road, Xiaoshan District, Hangzhou City, Zhejiang Province Patentee before: WANXIANG QIANCHAO Co.,Ltd. Patentee before: WANXIANG GROUP Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |