CN209896846U - Generator surmounts belt pulley and generator - Google Patents
Generator surmounts belt pulley and generator Download PDFInfo
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- CN209896846U CN209896846U CN201920583195.5U CN201920583195U CN209896846U CN 209896846 U CN209896846 U CN 209896846U CN 201920583195 U CN201920583195 U CN 201920583195U CN 209896846 U CN209896846 U CN 209896846U
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- generator
- locking assembly
- belt pulley
- mandrel
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Abstract
The utility model relates to a generator technical field, concretely relates to generator surmounts belt pulley and generator. The utility model discloses a generator surmounts belt pulley includes: the core shaft is used for fixedly mounting a generator rotor shaft; a housing concentric with the mandrel for carrying a belt; a self-locking device, the self-locking device comprising: the first self-locking assembly is connected with the mandrel, and the second self-locking assembly is connected with the shell; the second self-locking assembly can be clamped on the first self-locking assembly. The utility model discloses an adopt self-lock device in the generator surmounts the belt pulley, can be when needs auto-lock, will the second auto-lock subassembly can the joint be in on the first auto-lock subassembly, when the shell that the generator surmounts the belt pulley appears skidding inefficacy with the dabber, self-lock device will surmount the belt pulley lock and die to convert into the rigidity belt pulley, guarantees the generator and puts in order the car normal work.
Description
Technical Field
The utility model relates to a generator technical field, concretely relates to generator surmounts belt pulley and generator.
Background
The generator surmounts the belt pulley, when the rotational speed of power supply is higher than the rotational speed of rotor of the generator, drive the generator to rotate, when the rotational speed of power supply is lower than the rotational speed of rotor of the generator, the rotor of the generator depends on the inertial running, finish and surmount the course, thus reduce the impact to power supply and drive system.
The generator surpasses the inner structure of the belt pulley and has a one-way function, and power is transmitted to the core shaft and the rotor shaft of the generator from the shell of the generator surpassing the belt pulley through the inner structure, so that the generator generates power normally. If the generator exceeds the shell of the belt pulley and the mandrel and is in slip failure, power cannot be transmitted, the generator does not generate electricity, and normal work of the engine and the whole vehicle is affected.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problem that the generator does not generate electricity when slipping and losing efficacy between the shell of the generator overrunning belt pulley and the mandrel at least, and power can not be transmitted. The purpose is realized by the following technical scheme:
the utility model discloses a first aspect provides a generator surmounts belt pulley, wherein, include: the core shaft is used for fixedly mounting a generator rotor shaft;
a housing concentric with the mandrel for carrying a belt;
a self-locking device, the self-locking device comprising: the first self-locking assembly is connected with the mandrel, and the second self-locking assembly is connected with the shell; the second self-locking assembly can be clamped on the first self-locking assembly.
According to the utility model discloses an adopt self-lock device in the generator surmounts the belt pulley, can be when needs auto-lock, will the second auto-lock subassembly can the joint be in on the first auto-lock subassembly, when the shell that the generator surmounts the belt pulley and the dabber appears skidding inefficacy, self-lock device will surmount the belt pulley lock and die to be converted into the rigidity belt pulley, guarantees the generator and normally works with whole car.
In addition, according to the utility model discloses a generator surmounts the belt pulley, still can have following additional technical characterstic:
in some embodiments of the present invention, the first self-locking component is provided with a key slot, and the second self-locking component is provided with a clamping member capable of clamping in the key slot.
In some embodiments of the present invention, the key groove is a plurality of, a plurality of the key groove is along the circumference of the first self-locking assembly, the number of the joint members is consistent with the number of the key grooves.
In some embodiments of the present invention, the second self-locking component can be clamped to the first self-locking component when reversely installed;
the clamping piece is arranged at one end of the second self-locking assembly, and when the second self-locking assembly is assembled normally, a gap is reserved between the clamping piece and the first self-locking assembly.
In some embodiments of the present invention, the first self-locking component is fixed to the end of the housing along the axial direction of the mandrel, and the second self-locking component is fixedly connected to the end.
In some embodiments of the present invention, the first self-locking assembly is integrally formed with the mandrel, and the first self-locking assembly extends along an axial direction of the mandrel.
In some embodiments of the present invention, the end portion is provided with a plurality of first connection holes, and the second self-locking assembly is provided with a plurality of second connection holes matching with the first connection holes.
In some embodiments of the present invention, the device further comprises a connecting device disposed between the housing and the mandrel, wherein the connecting device is used for connecting the housing and the mandrel.
In some embodiments of the present invention, the connecting device is an elastic member or a bearing.
The second aspect of the utility model provides a generator, include as above the generator surmount the belt pulley, wherein, still include the generator rotor axle, the generator rotor axle is connected with the dabber, the dabber with power transmission extremely the generator rotor axle.
Drawings
Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention. Also, like parts are designated by like reference numerals throughout the drawings. In the drawings:
fig. 1 schematically shows a schematic structural view of a generator reverse-mounted over a pulley according to an embodiment of the present invention;
FIG. 2 is a schematic view of the generator of FIG. 1 with the overrunning pulley removed from the second self-locking assembly;
FIG. 3 is a front view of the overrunning pulley of the generator of FIG. 1;
FIG. 4 is a side view of the overrunning pulley of the generator of FIG. 1;
FIG. 5 is a cross-sectional view taken along line A-A of FIG. 4;
fig. 6 schematically shows a structural schematic diagram of a generator overrunning pulley forward mounting according to an embodiment of the present invention.
Wherein, 1, the generator surpasses the belt pulley;
10. a mandrel; 11. a housing; 101. a first connection hole; 12. a connecting device;
20. a first self-locking assembly; 21. a keyway; 22. a second connection hole;
30. a second self-locking assembly; 31. a clamping piece.
Detailed Description
Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.
It is to be understood that the terminology used herein is for the purpose of describing particular example embodiments only, and is not intended to be limiting. As used herein, the singular forms "a", "an" and "the" may be intended to include the plural forms as well, unless the context clearly indicates otherwise. The terms "comprises," "comprising," "including," and "having" are inclusive and therefore specify the presence of stated features, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, steps, operations, elements, components, and/or groups thereof. The method steps, processes, and operations described herein are not to be construed as necessarily requiring their performance in the particular order described or illustrated, unless specifically identified as an order of performance. It should also be understood that additional or alternative steps may be used.
Although the terms first, second, third, etc. may be used herein to describe various elements, components, regions, layers and/or sections, these elements, components, regions, layers and/or sections should not be limited by these terms. These terms may be only used to distinguish one element, component, region, layer or section from another region, layer or section. Terms such as "first," "second," and other numerical terms when used herein do not imply a sequence or order unless clearly indicated by the context. Thus, a first element, component, region, layer or section discussed below could be termed a second element, component, region, layer or section without departing from the teachings of the example embodiments.
For convenience of description, spatially relative terms, such as "inner", "outer", "lower", "below", "upper", "above", and the like, may be used herein to describe one element or feature's relationship to another element or feature as illustrated in the figures. Such spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "below" or "beneath" other elements or features would then be oriented "above" or "over" the other elements or features. Thus, the example term "below … …" can include both an orientation of above and below. The device may be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
As shown in fig. 1 to 5, according to an embodiment of the present invention, a generator overrunning belt pulley is provided, which includes: the core shaft 10 is used for fixedly mounting a generator rotor shaft;
a housing 11 concentric with the mandrel 10 for carrying a belt;
self-locking device, self-locking device includes: a first self-locking assembly 20 connected with the mandrel 10, and a second self-locking assembly 30 connected with the shell 11; the second self-locking assembly 30 can be snapped onto the first self-locking assembly 20.
According to the utility model discloses an electricity generator surpasss adopts self-lock device in the belt pulley 1, can be when needs auto-lock, with the second auto-lock subassembly 30 joint on first auto-lock subassembly 20, when the electricity generator surpasss the shell 11 of belt pulley 1 and dabber 10 and appear skidding inefficacy, self-lock device will surmount the belt pulley lock and die to convert into the rigidity belt pulley, guarantees the electricity generator and normally works with whole car.
The generator overrunning belt pulley 1 is a power transmission device, when the rotating speed of a power source is higher than that of a generator rotor, the generator is driven to operate, and when the rotating speed of the power source is lower than that of the generator rotor, the generator rotor operates by inertia to complete the overrunning process, so that the impact on the power source and a transmission system is reduced.
A connecting device 12 is arranged in the shell 11 and used for fixing the overrunning belt pulley mandrel 10 and the shell 11, and the overrunning belt pulley is changed into a conversion device of a rigid belt pulley, so that the normal work of the generator is ensured under emergency conditions.
In some embodiments of the present invention, the first self-locking assembly 20 is provided with a key slot 21, and the second self-locking assembly 30 is provided with a clamping member 31 capable of clamping in the key slot 21.
Specifically, keyway 21 is the polygon, and joint piece 31 and keyway 21 shape phase-match, and keyway 21 sets up to the polygon and can prevent that joint piece 31 from beating in keyway 21 smoothly, makes things convenient for joint piece 31 to fix in keyway 21. In this embodiment, a rectangular shape is adopted.
In some embodiments of the present invention, the key slots 21 are plural, the plural key slots 21 are disposed along the circumference of the first self-locking assembly 20, and the number of the clamping members 31 is the same as the number of the key slots 21.
Specifically, there are at least two key slots 21, but in order to make the clamping effect good, the embodiment provides three or more key slots 21, and three key slots 21 are arranged along the circumferential direction of the first self-locking assembly 20, that is, the included angle between adjacent key slots 21 is 120 °. In this embodiment, four key grooves 21 are adopted, so that the connection effect is better, and the processing is convenient. The periphery of the first self-locking assembly 20 is provided with a key groove 21 which is matched with the second self-locking assembly 30 for use.
As shown in fig. 1 and 6, in some embodiments of the present invention, the second self-locking assembly 30 is only fixed to the housing 11 when it is positively installed, and is not engaged with the first self-locking assembly 20, so as to pass over the pulley. The second auto-lock subassembly 30 can the joint when reverse installation on first auto-lock subassembly 20, and is dead with shell 11 and dabber 10 fixed lock, will surmount the belt pulley and convert rigid belt pulley into.
The clamping piece 31 is arranged at one end of the second self-locking assembly 30, and when the second self-locking assembly 30 is positively installed, a gap is reserved between the clamping piece 31 and the first self-locking assembly 20.
Specifically, when the second self-locking assembly 30 is positively installed, a gap is left between the clamping piece 31 and the first self-locking assembly 20, so that the clamping piece 31 and the first self-locking assembly 20 can be prevented from interfering, and the working effect of the overrunning belt pulley is influenced.
In some embodiments of the present invention, the first self-locking assembly 20 is fixed at the end of the housing 11 along the axial direction of the mandrel 10, and the second self-locking assembly 30 is fixedly connected with the end.
Specifically, the first self-locking assembly 20 is disposed at one end of the housing 11, and the other end of the housing 11 is adjacent to the engine rotor.
In some embodiments of the present invention, the first self-locking assembly 20 is integrally formed with the mandrel 10, and the first self-locking assembly 20 extends along the axial direction of the mandrel 10.
For convenience of use, the first self-locking assembly 20 and the mandrel 10 can be made as an integral part, and the first self-locking assembly 20 does not need to be separately fixed on the mandrel 10 during use.
In some embodiments of the present invention, the end portion is provided with a plurality of first connection holes 101, and the second self-locking assembly 30 is provided with a plurality of second connection holes 22 matching with the first connection holes 101.
In this embodiment, screws are sequentially inserted into the second connection holes 22 to connect with the first connection holes 101.
In some embodiments of the present invention, the present invention further comprises a connecting device 12 disposed between the housing 11 and the mandrel 10, wherein the connecting device 12 is used for connecting the housing 11 and the mandrel 10.
In some embodiments of the present invention, the connecting device 12 is an elastic member or a bearing, but not limited thereto, as long as the one-way function structure of the overrunning belt pulley can be realized.
The utility model discloses the second aspect provides a generator, surpass belt pulley 1 including as above generator, wherein, still include the generator rotor axle, the generator rotor axle is connected with dabber 10, and dabber 10 transmits power to the generator rotor axle.
Specifically, the engine rotor shaft is connected with the mandrel 10 through threads, and the mandrel 10 transmits power to the generator rotor shaft to drive the generator to run.
When the generator surpasses 1 internal structure of belt pulley and loses efficacy and appears skidding, the generator surpasses 1 shell 11 belt pulley of belt pulley and rotates along with the gear train, can't transmit power to dabber 10 and generator rotor shaft in proper order, and the unable normal electricity generation of generator. When the generator exceeds the belt pulley 1 and is in slip failure, the second self-locking component 30 which is installed in the forward direction is installed in the reverse direction by screwing off the screw, and the second self-locking component is fixed by the screw after being tightly matched with the first self-locking component 20. At the moment, the shell 11 exceeding the belt pulley is tightly connected with the mandrel 10 through the self-locking device, and power of a power source is transmitted from the shell 11, the self-locking device, the mandrel 10 and a rotor shaft of the generator in sequence, so that normal power generation of the generator is ensured.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. An electric generator overrunning pulley comprising:
the core shaft is used for fixedly mounting a generator rotor shaft;
a housing concentric with the mandrel for carrying a belt;
a self-locking device, the self-locking device comprising: the first self-locking assembly is connected with the mandrel, and the second self-locking assembly is connected with the shell; the second self-locking assembly can be clamped on the first self-locking assembly.
2. The generator overrunning belt pulley according to claim 1, wherein a key groove is formed in the first self-locking assembly, and a clamping member capable of being clamped in the key groove is formed in the second self-locking assembly.
3. The generator overrunning pulley according to claim 2, wherein the number of the key slots is multiple, the plurality of key slots are arranged along the circumferential direction of the first self-locking assembly, and the number of the clamping pieces is consistent with the number of the key slots.
4. The generator overrunning pulley according to claim 2, wherein the second self-locking assembly can be clamped to the first self-locking assembly when reversely mounted;
the clamping piece is arranged at one end of the second self-locking assembly, and when the second self-locking assembly is assembled normally, a gap is reserved between the clamping piece and the first self-locking assembly.
5. The generator overrunning pulley according to any one of claims 1 to 4, wherein the first self-locking assembly is fixed to an end portion of the housing along an axial direction of the mandrel, and the second self-locking assembly is fixedly connected to the end portion.
6. The generator overrunning pulley of claim 5 wherein the first self-locking assembly is integrally formed with the spindle, the first self-locking assembly extending along an axial direction of the spindle.
7. The generator overrunning pulley according to claim 5, wherein the end portion is provided with a plurality of first connection holes, and the second self-locking assembly is provided with a plurality of second connection holes matching the first connection holes.
8. The generator overrunning pulley according to any one of claims 1 to 4, further comprising a connecting device disposed between the housing and the spindle, the connecting device being configured to connect the housing to the spindle.
9. The alternator overrunning pulley according to claim 8, wherein said connection means is an elastic member or a bearing.
10. A generator comprising a generator overrunning pulley according to any of claims 1 to 9, further comprising a generator rotor shaft connected to a spindle, said spindle transmitting power to said generator rotor shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920583195.5U CN209896846U (en) | 2019-04-25 | 2019-04-25 | Generator surmounts belt pulley and generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920583195.5U CN209896846U (en) | 2019-04-25 | 2019-04-25 | Generator surmounts belt pulley and generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209896846U true CN209896846U (en) | 2020-01-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920583195.5U Active CN209896846U (en) | 2019-04-25 | 2019-04-25 | Generator surmounts belt pulley and generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209896846U (en) |
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- 2019-04-25 CN CN201920583195.5U patent/CN209896846U/en active Active
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