CN201985656U - Auxiliary structure for signal transmission at two ends of motor, motor employing auxiliary structure and rotary display employing motor - Google Patents
Auxiliary structure for signal transmission at two ends of motor, motor employing auxiliary structure and rotary display employing motor Download PDFInfo
- Publication number
- CN201985656U CN201985656U CN2010206827161U CN201020682716U CN201985656U CN 201985656 U CN201985656 U CN 201985656U CN 2010206827161 U CN2010206827161 U CN 2010206827161U CN 201020682716 U CN201020682716 U CN 201020682716U CN 201985656 U CN201985656 U CN 201985656U
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- motor
- cavity
- motor shaft
- groove
- opened
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Abstract
The utility model discloses an auxiliary structure for the signal transmission at two ends of a motor, which comprises a cavity including a first cavity body arranged on a motor shaft and/or a second cavity body arranged on the bearing inner race of the motor shaft, wherein the first cavity body is arranged along the axial line direction of the motor shaft. Compared with the prior art, the auxiliary structure for the signal transmission at the two ends of the motor has the following advantages: since the cavity comprised in the structure includes the first cavity body arranged on the motor shaft and/or the second cavity arranged on the bearing inner race of the motor shaft, conducting wires for connection or optical fiber positioned between components at the two ends of the motor can be accommodated, so that signals can be still stably transmitted between the components at the two ends without being affected by the outside when the motor is in a running state, besides, the conducting wires are saved and the cost is reduced.
Description
Technical field
The utility model relates to the supplementary structure that signal transmits, and relates in particular to a kind of motor two end signal transferring structures and motor and rotating display device.
Background technology
Motor is as power set, be widely used in industrial production and the product made in.In the actual application of motor, people can run into following problem, promptly under the situation of motor rotation, need carry out mutual signal transmission or electric energy to the assembly B that is positioned at motor other end shaft and transmit from being positioned at assembly A that motor one brings out axle, motor as shown in Figure 1, without any carrying out the supplementary structure that signal transmits, when carrying out signal when transmitting at the assembly A that is positioned at the motor two ends and assembly B, lead or optical fiber cable can only be arranged on the motor outside, like this when motor moves, A parts and B parts rotate in company with the motor shaft of motor, the lead or the optical fiber that connect the two also rotate thereupon, when rotating, be damaged easily like this, caused the unsteadiness of entire device operation, and be directed to the photosignal transmission, signal transmission in the motor outside, be subjected to the influence of extraneous light easily, influence the effect of signal or electrical energy transfer.
The utility model content
At above-mentioned defective, the purpose of this utility model is to provide a kind of motor two end signals to transmit supplementary structure, can make signal or electrical energy transfer between the parts at motor two ends stable, unaffected more.Based on this, the utility model also provides a kind of motor, has motor two end signals of the present utility model and transmits supplementary structure.The utility model also provides a kind of rotating display device, has aforesaid motor.
In order to solve above technical problem, the supplementary structure that motor two end signals that the utility model provides transmit, comprise a cavity, described cavity comprises and is arranged on first cavity on the motor shaft and/or is arranged on second cavity on the motor shaft bearing inner race that described first cavity is along the axis direction setting of motor shaft.
Preferably, described first cavity is formed by the through hole that is provided with at motor shaft upper edge axis direction.
Preferably, described first cavity is formed by the groove of offering at motor shaft upper edge axis direction, and described second cavity is formed by the groove of offering at motor shaft bearing inner race upper edge axis direction.
Preferably, described cavity by be opened in groove on the motor shaft, be opened in the groove on the motor shaft bearing inner race, the groove that is opened on the rotor forms.
Of the present utility model have a motor that signal transmits supplementary structure, and described cavity comprises and be arranged on first cavity on the motor shaft and/or be arranged on second cavity on the motor shaft bearing inner race that described first cavity is along the axis direction setting of motor shaft.
Preferably, described first cavity is formed by the through hole that is provided with at motor shaft upper edge axis direction.
Preferably, described first cavity is formed by the groove of offering at motor shaft upper edge axis direction, and described second cavity is formed by the groove of offering at motor shaft bearing inner race upper edge axis direction.
Preferably, described cavity by be opened in groove on the motor shaft, be opened in the groove on the motor shaft bearing inner race, the groove that is opened on the rotor forms.
Rotating display device of the present utility model, comprise shell, be arranged on the motor in the shell, the main circuit board that is positioned at the motor shaft two ends and optoelectronic transceiver circuit board, one end of main circuit board also is provided with a wiring board that vertically is provided with substantially, also comprise a cavity, described cavity comprises and is arranged on first cavity on the motor shaft and/or is arranged on second cavity on the motor shaft bearing inner race, described first cavity is equipped with the lead that connects main circuit board and optoelectronic transceiver circuit board along the axis direction setting of motor shaft in the described cavity.
Preferably, described cavity by be opened in groove on the motor shaft, be opened in the groove on the motor shaft bearing inner race, the groove that is opened on the rotor forms.
Compared with prior art, the supplementary structure of motor two end signal transmission of the present utility model has following advantage: owing to comprise a cavity, this cavity comprises and is arranged on first cavity on the motor shaft and/or is arranged on second cavity on the motor shaft bearing inner race, can hold connection lead or optical fiber between the assembly at motor two ends, make when motor moves, between the assembly at two ends, still can stably transmit signal, not be subjected to ectocine, and save lead, reduce cost.
Description of drawings
Fig. 1 is the structural representation of motor in the prior art;
Fig. 2 is the schematic diagram of the utility model motor two end signal transferring structure embodiment one;
Fig. 3 is another schematic diagram of the utility model motor two end signal transferring structure embodiment one;
Fig. 4 is the schematic diagram of the utility model motor two end signal transferring structure embodiment two;
Fig. 5 is that C among Fig. 4 is to cutaway view;
Fig. 6 is that D among Fig. 4 is to cutaway view;
Fig. 7 is the structural representation of the utility model rotating display device;
Fig. 8 is a rotating display device internal structure schematic diagram among Fig. 7.
Embodiment
For those skilled in the art can understand technical scheme provided by the utility model better,, be described in detail by specific embodiment below in conjunction with accompanying drawing.
Embodiment one
Referring to Fig. 2, the supplementary structure that motor two end signals of the present utility model transmit, be included in a through hole of the center processing of motor shaft 1, this through hole forms the first cavity 1a, the many leads 2 of outer surface insulation pass the first cavity 1a on this motor shaft, lead 2 one ends are connected with the assembly A that is positioned at motor shaft 1 one ends, and the other end is connected with the assembly B that is positioned at motor shaft 1 other end, utilize lead 2 just can realize the exchange between assembly A, B of signal or electric energy.
Also penetrate optical fiber 5 in the first cavity 1a, the two ends of optical fiber 5 are connected with the photoelectricity driver module 51 that can launch or receive fiber-optic signal that is arranged on the motor shaft two ends respectively, even also can realize the high speed communication that electricity is isolated when machine operation.
Referring to Fig. 3, the structure in the present embodiment also can directly be installed photoelectric emission receiving system 6 at the two ends of motor shaft, and photosignal utilizes the outer wall of motor shaft, the influence of isolated other extraneous light in the exchange of the transmission in the first cavity 1a.
Embodiment two
Referring to Fig. 4, Fig. 5, Fig. 6, the supplementary structure that motor two end signals in the present embodiment transmit, comprise a cavity, this cavity comprises the first cavity 1a that is arranged on the motor shaft 1, be opened in bearing 3 inner ring 3a place the second cavity 3b and be opened in the 3rd cavity 4a on the rotor 4, the first cavity 1a is the groove that is opened on the motor shaft, second cavity is a bit of groove that is opened on the bearing inner race, the 3rd cavity is for being opened in epitrochanterian groove, these three grooves are along the axis direction setting of motor shaft, allow lead or optical fiber pass, the assembly A that will be positioned at the two shaft two ends of motor is connected with assembly B, realizes signal transmission or electrical energy transfer between the two.
Motor two end signal transferring structures in the present embodiment are applicable to works as the motor shaft diameter carefully to processing the situation of through hole as cavity.
Among the above embodiment, because of motor shaft is opened the rotor imbalance that the boring of hole or rotor is caused, all can be parallel by the method afford of conventional rotor dynamic balancing.
When motor shaft very thin, to such an extent as to thereon during processing groove, groove can be set on bearing inner race, thereby form the cavity that passes through for lead or optical fiber.
The utility model also comprises a kind of rotating display device, has promptly used the supplementary structure that this kind motor two end signals transmit.Referring to Fig. 7, Fig. 8, rotating display device comprises shell 7, is arranged on the motor 8 in the shell 7, the main circuit board 9 that is positioned at motor shaft 1 two ends and optoelectronic transceiver circuit board 10, wherein, one end of main circuit board 9 also is provided with a knife-edge circuit board 11 that vertically is provided with, wherein, motor 8 comprises a cavity, and this cavity is formed by the groove 4a that is arranged on the groove on the motor shaft and be arranged on the rotor 4.Be equipped with the lead 2 that connects main circuit board 9 and optoelectronic transceiver circuit board 10 in the cavity that forms by aforementioned 3 grooves.Rotating display device in the utility model, after the motor operation, the circuit board 11 of main circuit board 9 and optoelectronic transceiver circuit board 10 and knife-edge all can rotate thereupon, lead 2 also rotates inevitably, because lead is arranged on motor internal, thereby, can in rotation process, not damage, stability is strong, and the stability of whole rotating display device is also strengthened.
Certainly; it below only is preferred implementation of the present utility model; should be understood that; for those skilled in the art; under the prerequisite that does not break away from the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection range of the present utility model.
Claims (10)
1. the supplementary structure that transmits of motor two end signals, it is characterized in that, comprise a cavity, described cavity comprises and is arranged on first cavity on the motor shaft and/or is arranged on second cavity on the motor shaft bearing inner race that described first cavity is along the axis direction setting of motor shaft.
2. the supplementary structure that motor two end signals according to claim 1 transmit is characterized in that, described first cavity is formed by the through hole that is provided with at motor shaft upper edge axis direction.
3. the supplementary structure that motor two end signals according to claim 1 transmit, it is characterized in that, described first cavity is formed by the groove of offering at motor shaft upper edge axis direction, and described second cavity is formed by the groove of offering at motor shaft bearing inner race upper edge axis direction.
4. the supplementary structure that motor two end signals according to claim 1 transmit is characterized in that, described cavity by be opened in groove on the motor shaft, be opened in the groove on the motor shaft bearing inner race, the groove that is opened on the rotor forms.
5. one kind has the motor that signal transmits supplementary structure, it is characterized in that, described cavity comprises and be arranged on first cavity on the motor shaft and/or be arranged on second cavity on the motor shaft bearing inner race that described first cavity is along the axis direction setting of motor shaft.
6. the motor with signal transmission supplementary structure according to claim 5 is characterized in that described first cavity is formed by the through hole that is provided with at motor shaft upper edge axis direction.
7. the motor with signal transmission supplementary structure according to claim 5, it is characterized in that, described first cavity is formed by the groove of offering at motor shaft upper edge axis direction, and described second cavity is formed by the groove of offering at motor shaft bearing inner race upper edge axis direction.
8. according to claim 5 have a motor that signal transmits supplementary structure, it is characterized in that, described cavity by be opened in groove on the motor shaft, be opened in the groove on the motor shaft bearing inner race, the groove that is opened on the rotor forms.
9. rotating display device, comprise shell, be arranged on the motor in the shell, the main circuit board that is positioned at the motor shaft two ends and optoelectronic transceiver circuit board, one end of main circuit board also is provided with a wiring board that vertically is provided with substantially, it is characterized in that, also comprise a cavity, described cavity comprises and is arranged on first cavity on the motor shaft and/or is arranged on second cavity on the motor shaft bearing inner race, described first cavity is equipped with the lead that connects main circuit board and optoelectronic transceiver circuit board along the axis direction setting of motor shaft in the described cavity.
10. rotating display device as claimed in claim 9 is characterized in that, described cavity by be opened in groove on the motor shaft, be opened in the groove on the motor shaft bearing inner race, the groove that is opened on the rotor forms.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206827161U CN201985656U (en) | 2010-12-27 | 2010-12-27 | Auxiliary structure for signal transmission at two ends of motor, motor employing auxiliary structure and rotary display employing motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206827161U CN201985656U (en) | 2010-12-27 | 2010-12-27 | Auxiliary structure for signal transmission at two ends of motor, motor employing auxiliary structure and rotary display employing motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201985656U true CN201985656U (en) | 2011-09-21 |
Family
ID=44613107
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206827161U Expired - Fee Related CN201985656U (en) | 2010-12-27 | 2010-12-27 | Auxiliary structure for signal transmission at two ends of motor, motor employing auxiliary structure and rotary display employing motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201985656U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021042794A1 (en) * | 2019-09-06 | 2021-03-11 | 珠海格力电器股份有限公司 | Motor installation mechanism, fresh air assembly, and air conditioner |
-
2010
- 2010-12-27 CN CN2010206827161U patent/CN201985656U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021042794A1 (en) * | 2019-09-06 | 2021-03-11 | 珠海格力电器股份有限公司 | Motor installation mechanism, fresh air assembly, and air conditioner |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110921 Termination date: 20131227 |