CN210800012U - Gear box with planet wheel bearing temperature measuring device - Google Patents
Gear box with planet wheel bearing temperature measuring device Download PDFInfo
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- CN210800012U CN210800012U CN201921871165.0U CN201921871165U CN210800012U CN 210800012 U CN210800012 U CN 210800012U CN 201921871165 U CN201921871165 U CN 201921871165U CN 210800012 U CN210800012 U CN 210800012U
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- wheel bearing
- planet wheel
- sensor
- measuring device
- pin shaft
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Abstract
The utility model discloses a gear box with a planet wheel bearing temperature measuring device, which belongs to the technical field of transmission and comprises a sensor, a transmitter and a receiver, wherein the sensor is arranged on a pin shaft, and a planet wheel bearing sleeve is arranged on the pin shaft; the emitter is arranged on the rotating frame, the emitter is electrically connected with the sensor, and the rotating frame is connected with the pin shaft; the receiver is arranged on the box body, and the receiver is wirelessly connected with the transmitter. The sensor is used for detecting the temperature value of planet wheel bearing to detect data transmission to the transmitter, the signal that the transmitter can launch sensor transmission, the signal that the receiver received and comes from the transmitter is saved and is derived, so that obtain planet wheel bearing's temperature in real time, whether timely analysis detection data has the anomaly, can take certain measure to control planet wheel bearing temperature at reasonable within range, thereby guarantee planet wheel bearing stable operation under different operating modes, improve life.
Description
Technical Field
The utility model relates to the field of transmission technology, especially, relate to a gear box with planet wheel bearing temperature measuring device.
Background
The gear box has wide application in each field, and some gear boxes are internally provided with a planetary transmission mechanism, and a planetary wheel bearing is one of core parts for ensuring the normal operation of the gear box, and the service life of the planetary wheel bearing directly influences the service life of the whole gear box.
Although the working environment of the gearbox is different, the gearbox generates certain heat during operation, and the overhigh temperature is a significant cause of the failure of the planet wheel bearing. In the prior art, the temperature change of the planet wheel bearing cannot be monitored, and measures cannot be taken in time to control the temperature of the planet wheel bearing within a reasonable range, so that the fault rate of the gear box is high, and the maintenance cost is high.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a gear box with planet wheel bearing temperature measuring device to the unable monitoring of temperature variation of the planet wheel bearing who exists among the solution prior art leads to the higher technical problem of gear box fault rate.
As the conception, the utility model adopts the technical proposal that:
a gearbox having a planet wheel bearing temperature measurement device, comprising:
the sensor is arranged on the pin shaft, the planet wheel bearing is sleeved on the pin shaft, and the sensor is used for detecting the temperature value of the planet wheel bearing;
the emitter is arranged on the rotating frame, the emitter is electrically connected with the sensor, and the rotating frame is connected with the pin shaft;
the receiver is arranged on the box body and is in wireless connection with the transmitter.
The hinge pin is provided with a containing cavity, an opening at one end of the containing cavity is located on the outer peripheral surface of the hinge pin, and the sensor is located in the containing cavity.
The emitter is connected with the sensor through a lead, and part of the lead penetrates through the accommodating cavity.
The accommodating cavity comprises a first cavity and a second cavity which are communicated with each other, one end of the first cavity is located on the outer peripheral surface of the pin shaft, one end of the second cavity is located on the end surface of the pin shaft, and the sensor is located in the first cavity.
The first cavity extends along the radial direction of the pin shaft, and the extending direction of the second cavity is parallel to the axial direction of the pin shaft.
Wherein, a threading hole is arranged on the rotating frame, and the lead passes through the threading hole and is connected with the emitter.
Wherein, the revolving rack is provided with a groove, and the emitter is arranged in the groove.
The box body is provided with an observation hole, the observation hole is detachably provided with a sight hole cover, and the receiver is arranged on the sight hole cover.
Wherein, the sight hole cover is provided with a mounting hole, and the receiver is arranged at the mounting hole.
Wherein, the box body is provided with a boss in the circumferential direction of the observation hole, and the sight hole cover is connected with the boss.
The utility model has the advantages that:
the utility model provides a gear box with planet wheel bearing temperature measuring device, which comprises a sensor, transmitter and receiver, the sensor is used for detecting the temperature value of planet wheel bearing, and will detect data transmission to transmitter, the signal that the transmitter can the transmission of transmitting sensor, the receiver receives the signal that comes from the transmitter and saves and derive, so that obtain planet wheel bearing's temperature in real time, in time analysis detects data whether have unusually, can take certain measure to control planet wheel bearing temperature at reasonable within range, thereby guarantee the stable operation of planet wheel bearing under different operating modes, and the service life is prolonged.
Drawings
FIG. 1 is a sectional view of a gear box with a planetary wheel bearing temperature measurement device according to an embodiment of the present invention;
FIG. 2 is an enlarged view at A of FIG. 1;
FIG. 3 is a cross-sectional view of a pin shaft of a gear box with a planetary wheel bearing temperature measuring device according to an embodiment of the present invention;
FIG. 4 is a schematic structural diagram of a rotating stand of a gearbox with a planetary wheel bearing temperature measuring device according to an embodiment of the present invention;
fig. 5 is an enlarged view at B of fig. 4;
FIG. 6 is a schematic view of a partial structure of a gearbox with a planetary wheel bearing temperature measuring device according to an embodiment of the present invention;
fig. 7 is an enlarged view at C of fig. 6.
In the figure:
11. a sensor; 12. a transmitter; 13. a receiver; 14. a wire;
10. a box body; 101. a sight hole cover; 102. a boss;
20. a planet wheel;
30. a ring gear;
40. a pin shaft; 401. a first chamber; 402. a second chamber;
50. a planet wheel bearing;
60. rotating the frame; 601. a groove; 602. and (6) threading holes.
Detailed Description
Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, detachably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.
Referring to fig. 1 to 7, the embodiment of the present invention provides a gear box with a planetary wheel bearing temperature measuring device, which not only has the function of power transmission, but also can detect the temperature of the planetary wheel bearing 50 in real time, so as to take measures to control the temperature of the planetary wheel bearing 50 in a reasonable range.
The gearbox comprises a housing 10 and a planetary transmission in the housing 10, which planetary transmission comprises a centre wheel, planet wheels 20 meshing with the centre wheel and a ring gear 30 meshing with the planet wheels 20. The planet wheel 20 is sleeved on the pin shaft 40, and a planet wheel bearing 50 is arranged between the planet wheel 20 and the pin shaft 40, so that the planet wheel 20 can rotate around the pin shaft 40. The ring gear 30 is connected with the box body 10, and the pin shaft 40 and the ring gear 30 play a supporting role for the planet gears 20. The planetary transmission mechanism further comprises a rotating frame 60, and the rotating frame 60 is connected with the pin shaft 40. Of course, the power source of the gearbox is transmitted to the central wheel by a motor or other driving mechanism, the central wheel transmits power to the planet wheels 20, the planet wheels 20 drive the rotating frame 60 to rotate in the process of revolving around the axis of the central wheel, the power is transmitted to the rotating frame 60, and the rotating frame 60 transmits the power to the next stage, which is not described in detail herein.
The gearbox further comprises a sensor 11, a transmitter 12 and a receiver 13, wherein the sensor 11 is arranged on the pin shaft 40, and the sensor 11 is used for detecting the temperature value of the planet wheel bearing 50; the emitter 12 is arranged on the rotating frame 60, and the emitter 12 is electrically connected with the sensor 11; the receiver 13 is arranged on the box body 10, and the receiver 13 is wirelessly connected with the transmitter 12. The sensor 11 transmits the detection data to the transmitter 12, the transmitter 12 can transmit the signal transmitted by the sensor 11, the receiver 13 receives the signal from the transmitter 12 to store and derive the signal, so that the temperature of the planet wheel bearing 50 can be obtained in real time, whether the detection data are abnormal or not can be analyzed in time, certain measures can be taken to control the temperature of the planet wheel bearing 50 within a reasonable range, the planet wheel bearing 50 can be ensured to stably operate under different working conditions, and the service life is prolonged.
The pin shaft 40 is provided with an accommodating cavity, the sensor 11 is located in the accommodating cavity, and the sensor 11 is protected by fully utilizing the inner space of the pin shaft 40. In order to facilitate the detection of the temperature of the planet wheel bearing 50, an opening at one end of the accommodating cavity is located on the outer circumferential surface of the pin shaft 40, so that the sensor 11 contacts the inner ring of the planet wheel bearing 50, and the temperature detection result is more accurate. The sensor 11 can be inserted into the accommodating cavity, so that the sensor 11 and the accommodating cavity are tightly abutted.
The emitter 12 is connected with the sensor 11 through a wire 14, and part of the wire 14 penetrates through the accommodating cavity, so that the wire 14 is protected by fully utilizing the inner space of the pin shaft 40, and the wire 14 is prevented from occupying the space of other components.
The holding cavity comprises a first cavity 401 and a second cavity 402 which are mutually communicated, one end of the first cavity 401 is located on the outer peripheral surface of the pin shaft 40, one end of the second cavity 402 is located on the end surface of the pin shaft 40, the sensor 11 is located in the first cavity 401, one end of the wire 14 is connected with the sensor 11, and the other end of the wire extends to one end of the pin shaft 40 along the second cavity 402 so as to be connected with the emitter 12.
In this embodiment, the first cavity 401 extends along the radial direction of the pin 40, and the extending direction of the second cavity 402 is parallel to the axial direction of the pin 40, so as to facilitate the processing and production. Of course, the shape and the extending direction of the accommodating cavity can be set according to the requirement, and are not limited herein.
The rotating frame 60 is provided with a groove 601, the emitter 12 is arranged in the groove 601, and the space on the rotating frame 60 is fully utilized to protect the emitter 12. The groove 601 may be formed in the end surface of the rotating frame 60 or in the outer peripheral surface of the rotating frame 60, and the opening position of the groove 601 is not limited herein. The transmitter 12 may be fastened at the groove 601 by a screw.
The rotating frame 60 is provided with a threading hole 602, and the wire 14 passes through the pin shaft 40 and then passes through the threading hole 602 to be connected with the emitter 12. According to the position of the groove 601 and the length of the lead 14, the threading hole 602 is formed in the rotating frame 60, so that the lead 14 can be positioned, and the lead 14 can be protected. Of course, the threading hole 602 is formed to minimize the length of the wire 14 without interfering with other components.
The box body 10 is provided with an observation hole, and parts inside the box body 10 can be observed through the observation hole so as to find potential faults in time. The inspection hole is detachably provided with a manhole cover 101 for protecting the inside of the box body 10 and preventing external pollutants from entering the box body 10. The receiver 13 is arranged on the sight hole cover 101, so that the existing components are fully utilized, the space is saved, and the processing and production procedures are reduced.
The mounting hole has been seted up on the eyehole lid 101, and the receiver 13 sets up in mounting hole department, makes the receiver 13 connect firmly on the one hand, and on the other hand avoids the sheltering from of eyehole lid 101 to the signal, and the smooth and easy received signal of receiver 13 of being convenient for.
In this embodiment, the case 10 is provided with the boss 102 in the circumferential direction of the observation hole, and the manhole cover 101 is connected to the boss 102, so that only the surface of the boss 102 needs to be finished when the case 10 is produced, thereby reducing the processing area and the processing cost.
During the operation of the gearbox, the sensor 11 can detect the temperature of the planet wheel bearing 50 in real time and transmit the detection data to the transmitter 12, the transmitter 12 can transmit the signal transmitted by the sensor 11, and the receiver 13 receives the signal from the transmitter 12 for storage and derivation. The receiver 13 can be in wireless connection with the mobile terminal and export data to the mobile terminal; the data can be displayed on a display screen through the processing device, so that the data can be conveniently and visually observed.
The models, the operating principles, and the like of the sensor 11, the transmitter 12, and the receiver 13 are not described in detail herein, and reference may be made to components capable of performing the functions of temperature detection and signal transmission in the prior art.
The above embodiments have been described only the basic principles and features of the present invention, and the present invention is not limited by the above embodiments, and is not departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. A gearbox with planet wheel bearing temperature measuring device, its characterized in that includes:
the sensor (11) is arranged on the pin shaft (40), the planet wheel bearing (50) is sleeved on the pin shaft (40), and the sensor (11) is used for detecting the temperature value of the planet wheel bearing (50);
the emitter (12) is arranged on the rotating frame (60), the emitter (12) is electrically connected with the sensor (11), and the rotating frame (60) is connected with the pin shaft (40);
the receiver (13) is arranged on the box body (10), and the receiver (13) is wirelessly connected with the transmitter (12).
2. The gearbox with the planet wheel bearing temperature measuring device according to claim 1, wherein the pin shaft (40) is provided with a containing cavity, one end of the containing cavity is opened and located on the outer peripheral surface of the pin shaft (40), and the sensor (11) is located in the containing cavity.
3. The gearbox with the planet wheel bearing temperature measuring device according to the claim 2, characterized in that the emitter (12) and the sensor (11) are connected through a lead (14), and part of the lead (14) is arranged in the accommodating cavity in a penetrating way.
4. The gearbox with the planet wheel bearing temperature measuring device according to claim 2, wherein the accommodating cavity comprises a first cavity (401) and a second cavity (402) which are communicated with each other, one end of the first cavity (401) is located on the outer peripheral surface of the pin shaft (40), one end of the second cavity (402) is located on the end surface of the pin shaft (40), and the sensor (11) is located in the first cavity (401).
5. Gearbox with planet wheel bearing temperature measuring device according to claim 4, characterized in that the first cavity (401) extends in the radial direction of the pin (40) and the second cavity (402) extends in a direction parallel to the axial direction of the pin (40).
6. The gearbox with the planet wheel bearing temperature measuring device according to claim 3, wherein a threading hole (602) is formed in the rotating frame (60), and the lead (14) penetrates through the threading hole (602) to be connected with the emitter (12).
7. Gearbox with temperature measuring device for planet wheel bearings according to any of claims 1-6, characterised in that the rotating frame (60) is provided with a recess (601) and the emitter (12) is arranged in the recess (601).
8. The gearbox with the planet wheel bearing temperature measuring device according to any one of claims 1 to 6, wherein a viewing hole is formed in the box body (10), a viewing hole cover (101) is detachably arranged at the viewing hole, and the receiver (13) is arranged on the viewing hole cover (101).
9. The gearbox with the planet wheel bearing temperature measuring device according to the claim 8, wherein the manhole cover (101) is provided with a mounting hole, and the receiver (13) is arranged at the mounting hole.
10. The gearbox with the planet wheel bearing temperature measuring device according to the claim 8, wherein the box body (10) is provided with a boss (102) on the circumference of the observation hole, and the sight hole cover (101) is connected with the boss (102).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921871165.0U CN210800012U (en) | 2019-11-01 | 2019-11-01 | Gear box with planet wheel bearing temperature measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921871165.0U CN210800012U (en) | 2019-11-01 | 2019-11-01 | Gear box with planet wheel bearing temperature measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210800012U true CN210800012U (en) | 2020-06-19 |
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ID=71228125
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921871165.0U Active CN210800012U (en) | 2019-11-01 | 2019-11-01 | Gear box with planet wheel bearing temperature measuring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210800012U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110701292A (en) * | 2019-11-01 | 2020-01-17 | 南京高速齿轮制造有限公司 | Gear box with planet wheel bearing temperature measuring device |
| CN114136489A (en) * | 2021-10-21 | 2022-03-04 | 明阳智慧能源集团股份公司 | Wireless temperature detection method for planetary bearing of gearbox of wind generating set |
-
2019
- 2019-11-01 CN CN201921871165.0U patent/CN210800012U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110701292A (en) * | 2019-11-01 | 2020-01-17 | 南京高速齿轮制造有限公司 | Gear box with planet wheel bearing temperature measuring device |
| CN114136489A (en) * | 2021-10-21 | 2022-03-04 | 明阳智慧能源集团股份公司 | Wireless temperature detection method for planetary bearing of gearbox of wind generating set |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20230207 Granted publication date: 20200619 |
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| PP01 | Preservation of patent right | ||
| PD01 | Discharge of preservation of patent |
Date of cancellation: 20230327 Granted publication date: 20200619 |
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| PD01 | Discharge of preservation of patent |