CN209689212U - A kind of eccentric speed reduction transmission mechanism based on push rod - Google Patents
A kind of eccentric speed reduction transmission mechanism based on push rod Download PDFInfo
- Publication number
- CN209689212U CN209689212U CN201920252219.9U CN201920252219U CN209689212U CN 209689212 U CN209689212 U CN 209689212U CN 201920252219 U CN201920252219 U CN 201920252219U CN 209689212 U CN209689212 U CN 209689212U
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- push rod
- nut
- connector
- eccentric
- torque tubes
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/40—Solar thermal energy, e.g. solar towers
- Y02E10/47—Mountings or tracking
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Abstract
The utility model relates to a kind of eccentric speed reduction transmission mechanism based on push rod, including eccentric turntable, torque tubes, connector of rotary disk, sliding block, lateral support, bottom plate, stepper motor, planetary reducer, push rod and nut, the eccentric turntable is mounted on torque tubes by connector of rotary disk, said modules are placed on by sliding block simultaneously, on the pedestal of lateral support and bottom plate composition, revolute pair is constituted by eccentric turntable and sliding block, stepper motor and planetary reducer connect and pass through shaft coupling and connect with one end of push rod simultaneously, planetary reducer then passes through motor mounting rack and motor link block is mounted on the base；The other end of the push rod is equipped with nut, and nut is installed on torque tubes by nut connector.The advantages that the utility model is more stable, and the push rod service life is also relatively longer, in the horizontal direction more rigid, and mirror surface-shaped change is small, and it is big that there are also output torques, and installation is simple, good weatherability, reliable transmission, at low cost.
Description
[technical field]
The utility model relates to transmission mechanism more particularly to a kind of eccentric speed reduction transmission mechanisms based on push rod.
[background technique]
Solar energy is more and more applied as a kind of clean renewable energy, and especially photo-thermal power generation technology is
After the later emerging solar utilization technique of photovoltaic power generation technology, photo-thermal power generation technology specifically includes that (1) tower-type solar thermal is sent out
Power technology；(2) trough type solar power generation technology；(3) disc type solar energy hot generation technology；(4) linear Fresnel formula solar energy
Hot generation technology.Wherein, tower type solar energy thermal power generation is that sunlight is gathered setting in heat absorption tower using a large amount of heliostat
On the heat dump on top, heating working medium generates steam, and pushing turbine drives electrical power generators.
The pitching of heliostat and orientation rotation are often realized by special reduction gearing mechanism, therefore reduction gearing mechanism
Performance will directly affect the light gathering of heliostat mirror field.If occur in the transmission mechanism operational process of heliostat deformation,
When phenomena such as failure, will lead to hot spot be difficult to assemble, the loss of heat dump incident heat a series of problems, such as, to reduce light
The reflectivity and generating efficiency of heat power generation.Therefore, the transmission mechanism of heliostat becomes solar light-heat power-generation station design-build mistake
A particularly important ring in journey.
Be put into uses there are many different reducing transmission structures at present, wherein the structure more generally used first is that general
Two groups of eyeglasses are connected on two torque tubes, and are respectively arranged in the two of a Two axle drive system by connectors such as flanges
Side is rotated using torque tubes axis as rotary shaft by drive system driving force quarter bend.Such structure, using torque tubes as the structure of shaft
In, it is necessary to drive system two sides are respectively arranged in by the component that eyeglass and shorter torque tubes form by two sets.
Another kind is the both ends that two groups of eyeglasses are connected to a longer torque tubes, while by an electronic or hydraulic push rod
One end be installed on fixed position, the other end is connected to torque pipe surface, and torque tubes pass through the structures and one such as connecting rod
Independent axis connection, then eccentric rotary is carried out by rotary shaft of the axis by device drives torque tubes such as electric putter or hydraulic push rods；
Such structure, torque tubes carry out needing an at least electronic or liquid in the structure of eccentric rotary relative to a separate rotational axes
The both ends of pressure push rod are respectively arranged on fixed position and torque pipe surface；Pass through the company of push rod and attachment force quarter bend and rotary shaft
The structure driving force quarter bend of extension bar composition and the weight for carrying heliostat and torque tubes.
[utility model content]
The purpose of this utility model is that: it is in view of the drawbacks of the prior art and insufficient, one is provided for heliostat pitching transmission
The kind more existing transmission mechanism of structure is more stable, and driving torque is larger, the eccentric speed reduction transmission mechanism easy to install based on push rod,
Solve the deficiency of rigidity and stability in the prior art etc..
A kind of eccentric speed reduction transmission based on push rod that in order to achieve the above purposes, the technical solution adopted by the utility model is:
Mechanism, including eccentric turntable, torque tubes, connector of rotary disk, sliding block, lateral support, bottom plate, stepper motor, planetary reducer, push away
Bar and nut, the eccentric turntable is mounted on torque tubes by connector of rotary disk, while said modules are placed on by sliding
On the pedestal of block, lateral support and bottom plate composition, revolute pair is made of eccentric turntable and sliding block, while stepper motor and planet subtract
Fast machine connects and passes through shaft coupling and connects with one end of push rod, and planetary reducer then passes through motor mounting rack and motor link block peace
Loaded on pedestal；The other end of the push rod is equipped with nut, and nut is installed on torque tubes by nut connector.
In the present invention: the two sides of the bottom plate are equipped with lateral support, and lateral support is installed on bottom by bolt
On plate, while lateral support is equipped with 2 sliding blocks, and sliding block is coupled by bolt and nut in lateral support.
In the present invention: the output of the stepper motor be pivotally connected to the input terminal of planetary reducer and quadrangle with
Screw and nut are fixed, while the output end of planetary reducer then passes through shaft coupling and push rod is connected and fixed；Planetary reducer
It will be installed on motor link block by the hole of quadrangle using screw and nut；The motor mounting rack be connected to motor block it
Between be equipped with small boss, the square toes end of small boss will be inserted into the square hole of motor link block as rotary shaft, and electric by bearing loading
The circular hole on machine mounting rack both sides；The main purpose of this assembly method is to guarantee the coaxial of motor link block both sides rotary shaft
Degree；The threaded hole that motor mounting rack then passes through on screw and bottom plate is fixed.
In the present invention: for the push rod along nut is threaded into, nut is installed on torque by nut connector
The curved surface of Guan Shang, nut connector will be welded and fixed with the outer surface of torque tubes with merging.
In the present invention: the curved surface and torque tube outer surface of the connector of rotary disk cooperate and are welded and fixed,
It the aperture on the apertures align connector of rotary disk on eccentric turntable and is fixed simultaneously with bolt and nut.
After adopting the above structure, the utility model has the beneficial effect that the utility model is more stable, and the push rod service life is also opposite
Longer, in the horizontal direction more rigid, mirror surface-shaped change is small, and it is big that there are also output torques, and installation is simple, good weatherability, passes
It is dynamic reliable, it is at low cost the advantages that.
[Detailed description of the invention]
Attached drawing described herein is to be used to provide a further understanding of the present invention, and constitutes one of the application
Point, but do not constitute improper limits to the present invention, in the accompanying drawings:
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is another structural schematic diagram of the utility model；
Fig. 3 is the combination schematic diagram of lateral support and bottom plate in the utility model；
Fig. 4 is the connection schematic diagram of stepper motor and push rod in the utility model；
Fig. 5 is the connection schematic diagram of push rod and nut connector in the utility model；
Fig. 6 is the connection schematic diagram of torque tubes and eccentric turntable in the utility model；
Fig. 7 is the principles of the present invention structural schematic diagram.
In figure: 1. eccentric turntables；2. torque tubes；3. connector of rotary disk；4. sliding block；5. lateral support；6. bottom plate；7. step
Into motor；8. planetary reducer；9. motor mounting rack；10. motor link block；11. shaft coupling；12. push rod；13. nut；
14. nut connector；15. small boss；16. bearing.
[specific embodiment]
Be described in detail the utility model below in conjunction with attached drawing and specific embodiment, illustrative examples therein with
And explanation is only used to explain the utility model, but is not intended to limit the scope of the present invention.
As shown in figures 1 to 6, a kind of eccentric speed reduction transmission mechanism based on push rod, including eccentric turntable 1, torque tubes 2, turntable
Connector 3, sliding block 4, lateral support 5, bottom plate 6, stepper motor 7, planetary reducer 8, push rod 12 and nut 13, the bias
There are two turntables 1, and each bias turntable 1 is mounted on torque tubes 2 by connector of rotary disk 3, while said modules are placed on
On the pedestal be made of sliding block 4, lateral support 5 and bottom plate 6, revolute pair, while stepping electricity are made of eccentric turntable 1 and sliding block 4
Machine 7 and planetary reducer 8 connect and are connected by shaft coupling 11 with one end of push rod 12, and planetary reducer 8 is then pacified by motor
Shelve 9 and motor link block 10 be mounted on the base；The other end of the push rod 12 is equipped with nut 13, and nut 13 passes through nut
Connector 14 is installed on torque tubes 2.The two sides of the bottom plate 6 are equipped with lateral support 5, and lateral support 5 is installed by bolt
In on bottom plate 6, while lateral support 5 is equipped with 2 sliding blocks 4, and sliding block 4 is coupled by bolt and nut in lateral support 5.
The output of the stepper motor 7 is pivotally connected to the input terminal of planetary reducer 8 and is consolidated in quadrangle with screw and nut
It is fixed, while the output end of planetary reducer 8 then passes through shaft coupling 11 and push rod 12 is connected and fixed；Planetary reducer 8 will pass through
The hole of quadrangle is installed on motor link block 10 using screw and nut；The motor mounting rack 9 be connected to motor block 10 it
Between be equipped with small boss 15, the square toes end of small boss 15 will be inserted into the square hole of motor link block 10 as rotary shaft, and pass through bearing
16 are packed into the circular hole on 9 both sides of motor mounting rack；The main purpose of this assembly method is to guarantee 10 both sides of motor link block
The concentricity of rotary shaft；Motor mounting rack 9 is then fixed by the threaded hole on screw and bottom plate 6.The push rod 12 is along screw thread
Screw in nut 13, nut 13 is installed on torque tubes 2 by nut connector 14, the curved surface of nut connector 14 will and torque
The outer surface of pipe 2 is welded and fixed with merging.The curved surface of the connector of rotary disk 3 and 2 outer surface of torque tubes cooperate and weld
It is fixed, while aperture on the apertures align connector of rotary disk 3 on eccentric turntable 1 and being fixed with bolt and nut.
As shown in fig. 7, the utility model is used as transmission mechanism using screw putter 12, the advantages of screw putter 12, mainly has
Output torque is big, is suitble to outdoor thick spacious type application, and without lubrication, simple to protect, anti-blown sand is corrosion-resistant, can be self-locking etc..Such as Fig. 7 institute
Show, O is pitching shaft, and O ' is push rod fixing end, and A is 13 position of nut.Stepper motor 7 drives push rod 12 to rotate and drives nut
13 move along a straight line along push rod L, and nut 13 drives torque tubes 2 to rotate around rotary shaft O again, realize pitching transmission.
Through the above scheme, eyeglass and bracket are being installed on the two of single longer torque tubes by the advantages of the utility model
End.The rigidity for having benefited from a complete steel pipe, reduces the deformation that torque tubes are generated by the weight of heliostat, and at the same time
It ensure that the strength and stability of structure.And since often out-of-roundness and surface roughness are higher for the steel pipe for torque tubes, institute
Using torque tubes in the background technology as in the structure of shaft, single long torque tubes will be unable to directly effectively match with drive system
Close installation.
On the other hand, the advantage of the utility model is effective protection push rod.Due to in above structure by push rod and
Connecting rod bears the difference of load caused by the weight of heliostat, and the weight of heliostat system is shared to by side in the utility model
The structure of bracket and sliding block composition undertakes.Due to no longer playing the role of load-bearing, load when screw putter is run is reduced,
Therefore its service life is extended.And it is more excellent on strength and stability to compare disc structure with connecting rod, but also whole knot
Structure is more stable.The advantages of assembling using one whole torque tubes is also retained at the same time, ensure that the rigidity in horizontal direction.
The above description is only a preferred embodiment of the present invention, therefore all according to described in the utility model patent application range
The equivalent change or modification done of structure, feature and principle, be included in the scope of the utility model patent application.
Claims (5)
1. a kind of eccentric speed reduction transmission mechanism based on push rod, it is characterised in that: including eccentric turntable (1), torque tubes (2), turn
Disk connector (3), sliding block (4), lateral support (5), bottom plate (6), stepper motor (7), planetary reducer (8), push rod (12) and
Nut (13), the eccentric turntable (1) is mounted on torque tubes (2) by connector of rotary disk (3), while said modules are put
It is placed on the pedestal being made of sliding block (4), lateral support (5) and bottom plate (6), rotation is constituted by eccentric turntable (1) and sliding block (4)
Pair, while stepper motor (7) and planetary reducer (8) connect and are connected by shaft coupling (11) with one end of push rod (12), row
Star speed reducer (8) is then mounted on the base by motor mounting rack (9) and motor link block (10)；The push rod (12) it is another
One end is equipped with nut (13), and nut (13) is installed on torque tubes (2) by nut connector (14).
2. a kind of eccentric speed reduction transmission mechanism based on push rod according to claim 1, it is characterised in that: the bottom plate
(6) two sides are equipped with lateral support (5), and lateral support (5) is installed on bottom plate (6) by bolt, while in lateral support (5)
Equipped with 2 sliding blocks (4), sliding block (4) is coupled by bolt and nut on lateral support (5).
3. a kind of eccentric speed reduction transmission mechanism based on push rod according to claim 1, it is characterised in that: the stepping electricity
The output of machine (7) is pivotally connected to the input terminal of planetary reducer (8) and is fixed in quadrangle with screw and nut, while planetary reduction gear
The output end of machine (8) then passes through shaft coupling (11) and push rod (12) is connected and fixed；Planetary reducer (8) will pass through the hole of quadrangle
It is installed on motor link block (10) using screw and nut；The motor mounting rack (9) is connected to motor between block (10)
Equipped with small boss (15), the square toes end of small boss (15) will be inserted into the square hole of motor link block (10) as rotary shaft, and pass through
The circular hole on bearing (16) loading motor mounting rack (9) both sides；Motor mounting rack (9) passes through the threaded hole on screw and bottom plate (6)
It is fixed.
4. a kind of eccentric speed reduction transmission mechanism based on push rod according to claim 1, it is characterised in that: the push rod
(12) along being threaded into nut (13), the curved surface of nut connector (14) will be with the outer surface of torque tubes (2) with merging welding
It is fixed.
5. a kind of eccentric speed reduction transmission mechanism based on push rod according to claim 1, it is characterised in that: the turntable
The curved surface of connector (3) and torque tubes (2) outer surface cooperate and are welded and fixed, while the apertures align on eccentric turntable (1)
It aperture on connector of rotary disk (3) and is fixed with bolt and nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920252219.9U CN209689212U (en) | 2019-02-28 | 2019-02-28 | A kind of eccentric speed reduction transmission mechanism based on push rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920252219.9U CN209689212U (en) | 2019-02-28 | 2019-02-28 | A kind of eccentric speed reduction transmission mechanism based on push rod |
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| Publication Number | Publication Date |
|---|---|
| CN209689212U true CN209689212U (en) | 2019-11-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920252219.9U Active CN209689212U (en) | 2019-02-28 | 2019-02-28 | A kind of eccentric speed reduction transmission mechanism based on push rod |
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| Country | Link |
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| CN (1) | CN209689212U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111623541A (en) * | 2019-02-28 | 2020-09-04 | 上海晶电新能源有限公司 | Eccentric speed reduction transmission mechanism based on push rod |
| CN111623541B (en) * | 2019-02-28 | 2024-10-29 | 上海晶电新能源有限公司 | Eccentric speed reduction transmission mechanism based on push rod |
-
2019
- 2019-02-28 CN CN201920252219.9U patent/CN209689212U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111623541A (en) * | 2019-02-28 | 2020-09-04 | 上海晶电新能源有限公司 | Eccentric speed reduction transmission mechanism based on push rod |
| CN111623541B (en) * | 2019-02-28 | 2024-10-29 | 上海晶电新能源有限公司 | Eccentric speed reduction transmission mechanism based on push rod |
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