CN221221296U - Single flat shaft linkage type two-stage transmission speed reducer - Google Patents
Single flat shaft linkage type two-stage transmission speed reducer Download PDFInfo
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- CN221221296U CN221221296U CN202322583928.4U CN202322583928U CN221221296U CN 221221296 U CN221221296 U CN 221221296U CN 202322583928 U CN202322583928 U CN 202322583928U CN 221221296 U CN221221296 U CN 221221296U
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- 239000003638 chemical reducing agent Substances 0.000 title claims abstract description 112
- 230000005540 biological transmission Effects 0.000 title claims abstract description 26
- 239000000178 monomer Substances 0.000 claims abstract description 17
- 230000007246 mechanism Effects 0.000 claims abstract description 12
- 230000001360 synchronised effect Effects 0.000 abstract description 2
- 230000006978 adaptation Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
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Abstract
The utility model provides a single flat shaft linkage type two-stage transmission speed reducer, which comprises at least one speed reducer monomer; the speed reducer unit comprises a shell and a transmission mechanism arranged in the shell, wherein the transmission mechanism comprises an output end gear, a first worm which is matched with the output end gear and used for driving the output end gear, a worm wheel which is integrally connected with the first worm, and a second worm which is matched with the worm wheel and used for driving the worm wheel; the lower part of the shell is provided with a worm cavity for accommodating the first worm, the worm cavity is obliquely arranged, the first worm is obliquely arranged, the second worm is positioned on the upper side of the first worm, and the axial direction of the second worm is parallel to the axial direction of the output end gear. The arrangement of motor in this scheme can not extra occupation space, can reduce the whole space occupation of speed reducer, can realize the free drive of many coordinated ends speed reducer simultaneously for many speed reducer monomers in the system can be through synchronous operation, can significantly reduce equipment cost, also can reduce the control degree of difficulty.
Description
Technical Field
The utility model relates to the technical field of speed reducers, in particular to a single flat shaft linkage type two-stage transmission speed reducer.
Background
In the existing photovoltaic speed reducer field, a power source (such as a motor) of the speed reducer is arranged perpendicular to the power output direction of the speed reducer, so that a main body of the power source such as the motor needs to be arranged perpendicular to an output shaft of the speed reducer, and the space occupied by the speed reducer is larger.
The single speed reducer has limited load capacity, can not drive a large-scale photovoltaic panel to operate, and can only be driven by a plurality of speed reducers. Among a plurality of speed reducers for driving the photovoltaic panel, each speed reducer needs to be matched with a power source (motor) independently, which makes the equipment cost high.
Meanwhile, a plurality of speed reducers need to ensure synchronous operation, and the requirements on a motor control system are higher.
Disclosure of utility model
The utility model aims to overcome the defects of the prior art and provides a single flat shaft linkage type two-stage transmission speed reducer.
The utility model is realized by the following technical scheme:
a single flat shaft linkage type two-stage transmission speed reducer comprises at least one speed reducer monomer;
The speed reducer unit comprises a shell and a transmission mechanism arranged in the shell, wherein the transmission mechanism comprises an output end gear, a first worm matched with the output end gear and used for driving the output end gear, a worm wheel integrally connected with the first worm, and a second worm matched with the worm wheel and used for driving the worm wheel;
The worm cavity is arranged at the lower part of the shell and used for accommodating the first worm, the worm cavity is obliquely arranged, the first worm is obliquely arranged, the second worm is positioned at the upper side of the first worm, and the axial direction of the second worm is parallel to the axial direction of the output end gear.
Optionally, the speed reducer units include at least two speed reducer units, wherein one speed reducer unit of the at least two speed reducer units is a driving end speed reducer unit, and speed reducer units other than the driving end speed reducer unit are driven end speed reducer units;
one end of the second worm is connected with an output shaft;
The output shafts of the driving end speed reducer units are fixedly connected with the output shafts of the driven end speed reducer units through a linkage shaft in sequence;
and a second worm of the drive end speed reducer unit is driven by a motor.
Optionally, the second worm of the drive end reducer unit is fixedly connected with an output shaft of the motor, the gear shaft of the output end is connected with a square tube, and the motor is positioned at the lower side of the square tube.
Optionally, the casing upper portion is equipped with the output gear and holds the chamber, the output gear holds the intracavity side and is equipped with spacing lug, spacing lug is used for right the rotation angle of output gear is spacing.
Optionally, the shell is provided with a self-lubricating bearing at the gear at the output end, an outer ring of the self-lubricating bearing is fixedly connected with the shell, and an inner ring of the self-lubricating bearing is fixedly connected with the gear at the output end.
Optionally, the first worm is a torus enveloping worm.
Optionally, the second worm is a double-ended cylindrical worm.
Compared with the prior art, the scheme of the utility model has the following advantages:
In this scheme, the second worm can with the output shaft rigid coupling of motor for the motor is arranged and the motor can be arranged in side's pipe below along the direction parallel with the output shaft, makes the arrangement of motor can not extra occupation space. The single drive end speed reducer is driven by one motor, so that the single drive end speed reducer can be driven by a plurality of linkage end speed reducer units at the same time, and a plurality of speed reducer units in the system can synchronously operate. Because only one motor is needed, the equipment cost is greatly reduced, and the control difficulty can be reduced.
Drawings
The foregoing and/or additional aspects and advantages of the utility model will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings, in which:
Fig. 1 is a schematic overall structure of an embodiment of the present application.
Fig. 2 is an exploded view of a single body of a speed reducer according to an embodiment of the present application.
Fig. 3 is a schematic diagram of a transmission structure of a single body of a speed reducer according to an embodiment of the present application.
Fig. 4 is a front view of a single body of the speed reducer according to an embodiment of the present application.
Fig. 5 is a side view of a single body of a speed reducer in an embodiment of the application.
FIG. 6 is a cross-sectional view of the structure of the reduction gear unit at A-A.
Fig. 7 is a cross-sectional structure diagram of the reducer unit at the position where the second worm and the worm wheel are engaged.
Fig. 8 is a schematic cross-sectional view of the overall structure of an embodiment of the present application.
In the figure: 1. the driving end speed reducer unit, the driven end speed reducer unit, the worm cavity, the shell, the output end gear, the first worm, the worm wheel, the second worm, the output shaft, the linkage shaft, the motor, the square tube, the limit lug and the self-lubricating bearing are arranged in sequence, wherein the worm cavity is formed in the driving end speed reducer unit, the driven end speed reducer unit, the worm cavity is formed in the driven end speed reducer unit, the shell is formed in the driven end speed reducer unit, the output end gear is formed in the output end gear unit, the first worm, the worm wheel is formed in the output end gear unit, the second worm is formed in the worm cavity, the output shaft is formed in the output end, the linkage shaft is formed in the driven end speed reducer unit, the motor is formed in the driven end speed reducer unit, the limiting lug is formed in the driven end speed reducer unit, the square tube, the limiting lug is formed in the.
Detailed Description
The present utility model will be further described in detail below with reference to the drawings and preferred embodiments, so that those skilled in the art can better understand the technical solutions of the present utility model.
As shown in the figure, the single-flat-shaft linkage type two-stage transmission speed reducer provided by the utility model comprises at least one speed reducer monomer;
The speed reducer unit comprises a shell 4 and a transmission mechanism arranged in the shell, wherein the transmission mechanism comprises an output end gear 5, a first worm 6 which is matched with the output end gear and is used for driving the output end gear, a worm wheel 7 which is integrally connected with the first worm, and a second worm 8 which is matched with the worm wheel and is used for driving the worm wheel;
The lower part of the shell is provided with a worm cavity 3 for accommodating a first worm, the worm cavity is obliquely arranged, the first worm is obliquely arranged, the second worm is positioned on the upper side of the first worm, and the axial direction of the second worm is parallel to the axial direction of the output end gear.
In the embodiment of the application, the second worm can be connected with the power source to provide power for the transmission mechanism, the second worm can drive the worm wheel to rotate, the worm wheel and the first worm are integrally formed, so that the worm wheel and the first worm synchronously rotate, and the first worm can drive the output end gear to rotate, thereby realizing power output.
As one example, the output gear may be a helical gear.
In this case, the axial direction of the second worm would be parallel to the axial direction of the output gear, i.e. parallel to the power take-off direction. In order to reduce the volume of speed reducer and occupy, can set up the second worm in first worm upside, in order to guarantee the compactness of the holistic structure of speed reducer, can set up first worm slope through setting up the worm chamber in the casing, can have certain space between the upside of first worm of slope and the output gear, can set up the second worm here. Correspondingly, a power source (e.g. a motor) connected to the second worm and providing a power input may also be provided in this direction.
Based on the transmission mechanism, the axial direction of the second worm is parallel to the axial direction of the output end gear, so that the power source can be arranged in parallel along the axial direction of the second worm, and the occupied space of the speed reducer is reduced.
In an optional embodiment of the present application, the speed reducer units include at least two speed reducer units, wherein one speed reducer unit of the at least two speed reducer units is a driving end speed reducer unit 1, and speed reducer units other than the driving end speed reducer unit are driven end speed reducer units 2;
one end of the second worm is connected with an output shaft 9;
The output shafts of the driving end speed reducer units are fixedly connected with the output shafts of the driven end speed reducer units through a linkage shaft 10 in sequence;
The second worm of the drive end speed reducer unit is driven by a motor 11.
In the embodiment of the application, the structures of the single speed reducer are the same. The second worm of the driving end speed reducer unit can be driven to rotate by a motor, based on a transmission mechanism, the second worm of the driving end speed reducer unit can drive the gear of the output end of the driving end speed reducer unit to rotate, power output of the driving end speed reducer unit is achieved, meanwhile, the second worm of the speed reducer unit can be connected with an output shaft, the output shaft of the driving end speed reducer unit is fixedly connected with the output shaft of a driven end speed reducer unit through a linkage shaft, the output shaft of the driven end speed reducer unit is enabled to rotate, the second worm of the driven end speed reducer unit is enabled to rotate, the driven end speed reducer unit is enabled to be driven, and if more driven end speed reducer units are required to be connected in parallel, the output shafts of the driven end speed reducer units can be fixedly connected in sequence through the linkage shaft.
As one example, four driven end reducer units may be configured for one drive end reducer unit.
In the embodiment of the application, the driving end speed reducer monomers are driven by one motor, so that the driving of the plurality of linkage end speed reducer monomers can be realized simultaneously, and the plurality of speed reducer monomers in the system can run synchronously. Because only one motor is needed, the equipment cost is greatly reduced, and the control difficulty can be reduced.
In the scheme, two sets of single-stage transmission mechanisms including a first worm, a worm wheel, a second worm and an output end gear form a two-stage transmission system, and other speed reducer monomers can be driven to operate while a photovoltaic panel is driven. In the scheme, a low-rotation-speed motor can be used for obtaining larger output torque.
In an alternative embodiment of the present application, the second worm of the driving end reducer is fixedly connected with an output shaft of a motor, the output end gear shaft is connected with a square tube 12, and the motor is located at the lower side of the square tube.
In the embodiment of the application, the second worm can be fixedly connected with the output shaft of the motor, so that the motor is arranged along the direction parallel to the output shaft and can be arranged below the square tube, namely, the arrangement of the motor does not occupy extra space.
As an example, the square tube can be used as a power output shaft of a speed reducer, and the square tube can be provided with a mounting hole for being mounted and fixed with a photovoltaic panel bracket.
In an alternative embodiment of the present application, an output end gear accommodating cavity is provided at the upper part of the housing, and a limiting bump 13 is provided at the inner side of the output end gear accommodating cavity, and the limiting bump is used for limiting the rotation angle of the output end gear.
In the embodiment of the application, the rotation angle of the output end gear can be controlled by the motor. In this example, the rotation angle of the output gear may be controlled to ±60°. And a limiting block can be arranged in the shell, when the output end gear rotates to a maximum angle, the output end gear can be in contact with the limiting convex block, and the limiting convex block can block the output end gear so as to ensure that the output end gear rotates within a preset angle range.
In an alternative embodiment of the present application, the housing is provided with a self-lubricating bearing 14 at the output end gear, an outer ring of the self-lubricating bearing is fixedly connected with the housing, and an inner ring of the self-lubricating bearing is fixedly connected with the output end gear.
The self-lubricating bearing is arranged to realize stable installation of the output end gear.
In an alternative embodiment of the present application, the first worm is a torus envelope worm.
In an alternative embodiment of the present application, the second worm is a double-ended cylindrical worm.
Through adopting double-end cylinder worm and anchor ring envelope worm, can effectively promote transmission efficiency.
The foregoing is only a partial embodiment of the present utility model, and it should be noted that it will be apparent to those skilled in the art that modifications and adaptations can be made without departing from the principles of the present utility model, and such modifications and adaptations are intended to be comprehended within the scope of the present utility model.
Claims (6)
1. The single-flat-shaft linkage type two-stage transmission speed reducer is characterized by comprising at least one speed reducer monomer;
The speed reducer unit comprises a shell and a transmission mechanism arranged in the shell, wherein the transmission mechanism comprises an output end gear, a first worm matched with the output end gear and used for driving the output end gear, a worm wheel integrally connected with the first worm, and a second worm matched with the worm wheel and used for driving the worm wheel;
The lower part of the shell is provided with a worm cavity for accommodating a first worm, the worm cavity is obliquely arranged, so that the first worm is obliquely arranged, the second worm is positioned on the upper side of the first worm, and the axial direction of the second worm is parallel to the axial direction of the output end gear;
The speed reducer monomers comprise at least two speed reducer monomers, wherein one speed reducer monomer in the at least two speed reducer monomers is a driving end speed reducer monomer, and speed reducer monomers except the driving end speed reducer monomer are driven end speed reducer monomers;
one end of the second worm is connected with an output shaft;
The output shafts of the driving end speed reducer units are fixedly connected with the output shafts of the driven end speed reducer units through a linkage shaft in sequence;
and a second worm of the drive end speed reducer unit is driven by a motor.
2. The Shan Pingzhou linkage type two-stage transmission speed reducer according to claim 1, wherein the second worm of the drive end speed reducer unit is fixedly connected with an output shaft of a motor, the output end gear shaft is connected with a square tube, and the motor is positioned on the lower side of the square tube.
3. The Shan Pingzhou-linkage type two-stage transmission speed reducer according to claim 1 or 2, wherein an output end gear accommodating cavity is formed in the upper portion of the housing, a limiting projection is arranged on the inner side of the output end gear accommodating cavity, and the limiting projection is used for limiting the rotation angle of the output end gear.
4. The Shan Pingzhou-linkage type two-stage transmission speed reducer according to claim 1 or 2, wherein the housing is provided with a self-lubricating bearing on the output end gear, an outer ring of the self-lubricating bearing is fixedly connected with the housing, and an inner ring of the self-lubricating bearing is fixedly connected with the output end gear.
5. The Shan Pingzhou-linked two-stage drive reducer according to claim 1 or 2, wherein the first worm is a torus enveloping worm.
6. The Shan Pingzhou-linked two-stage drive speed reducer according to claim 1 or 2, wherein the second worm is a double-ended cylindrical worm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322583928.4U CN221221296U (en) | 2023-09-22 | 2023-09-22 | Single flat shaft linkage type two-stage transmission speed reducer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322583928.4U CN221221296U (en) | 2023-09-22 | 2023-09-22 | Single flat shaft linkage type two-stage transmission speed reducer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221221296U true CN221221296U (en) | 2024-06-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322583928.4U Active CN221221296U (en) | 2023-09-22 | 2023-09-22 | Single flat shaft linkage type two-stage transmission speed reducer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221221296U (en) |
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2023
- 2023-09-22 CN CN202322583928.4U patent/CN221221296U/en active Active
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| GR01 | Patent grant |