CN209278464U - A kind of forward and reverse rotation switching device for engine blower - Google Patents
A kind of forward and reverse rotation switching device for engine blower Download PDFInfo
- Publication number
- CN209278464U CN209278464U CN201822041897.9U CN201822041897U CN209278464U CN 209278464 U CN209278464 U CN 209278464U CN 201822041897 U CN201822041897 U CN 201822041897U CN 209278464 U CN209278464 U CN 209278464U
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- China
- Prior art keywords
- shift
- assembly
- output gear
- fan
- friction plate
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Abstract
The utility model discloses a kind of forward and reverse rotation switching devices for engine blower, it is located on the fan of engine, including shift tank shell and the end cap being attached thereto, input gear assembly is equipped in the shift tank shell, idler sheave assemblies, output gear component and shift assembly, the shift assembly is fixed to be located on shift tank shell, the shift assembly, input gear assembly, idler sheave assemblies, output gear component is sequentially connected, the output gear component is connect with fan, by the shift of shift assembly respectively with input gear assembly, the positive and negative rotation of fan is realized in output gear component connection.The utility model can realize reversion in the case where not parking, simple and compact for structure, and when use was not only time saving and energy saving, but also safe and reliable；Not only increase the radiating efficiency of engine-cooling system, at the same also can dedusting, improve the service life of engine.
Description
Technical field
The utility model relates to engine blower technical field more particularly to a kind of forward and reverse rotations for engine blower
Turn switching device.
Background technique
At present in engineering machinery and farm machinery product, fan coolling is relatively common.If engine carries out not in time
Cooling, the fit clearance between part is destroyed because of expanded by heating, and the moving parts such as piston may also be stuck, causes in the cylinder
Scuffing of cylinder bore.And will also result in engine oil dilution and go bad, keep lubrication work bad, parts depreciation aggravation.Currently on the market
Common fan coolling is that crankshaft straight drives or by belt pulley driving fan, cooling effect is reached by the air draught of fan
Fruit.
But engineering machinery and farm machinery actual working environment are often relatively more severe, and fan is during air draught, often
Some willow catkins flying in the air and dust can be sucked, to influence the ventilation quantity of fan, the heat dissipation of engine is impacted.It is most of at present
Engine blower can only one direction rotation, so operating efficiency can only not only be influenced, but also increase by manually excluding willow catkins flying in the air and dust
Security risk.
Summary of the invention
Technical problem to be solved in the utility model is to overcome the deficiencies of existing technologies, and is provided a kind of for engine wind
The forward and reverse rotation switching device of fan, the complete coupled engines of alternate air generated using the rotation of the positive and negative both direction of cooling fan
Cooling and dedusting.
In order to solve the above technical problems, technical solution provided by the utility model is: it is a kind of for engine blower just
Switching device is reversely rotated, is located on the fan of engine, including shift tank shell and the end cap being attached thereto, the shift case
Input gear assembly, idler sheave assemblies, output gear component and shift assembly are equipped in shell, the shift assembly is fixed on shift
On tank shell, the shift assembly, input gear assembly, idler sheave assemblies, output gear component are sequentially connected, the output gear
Component is connect with fan, is connect respectively with input gear assembly, output gear component by the shift of shift assembly and is realized fan
Positive and negative rotation.
Further, the input gear assembly includes input gear, belt pulley and friction plate assembly, the input gear
It is connect across shift tank shell with belt pulley, the input gear is connect with friction plate assembly.
Further, the idler sheave assemblies include two groups of idle pulleys, the both ends of every group of idle pulley by bearing respectively with shift case
Shell is connected with end cap.
Further, the output gear component includes output gear, fan shaft and fan end cover, described fan shaft one end
Spline across output gear, end cap and fan end cover is radially connected, and the fan is bolted on fan end cover.
Further, the shift assembly includes decelerating motor, shift fork, shift fork axle, dials retaining ring and drive splines, the biography
Dynamic spline is fixed on shift fork with retaining ring is dialled by bearing, and one end of the shift fork axle is by being thread through shift fork, the shift fork
The other end of axis passes through shift tank shell and connects with the deceleration motor.
Further, the input gear friction plate assembly includes the steel disc and friction plate of coaxial arrangement, the friction plate
It is equipped with friction material.
Further, the output gear friction plate assembly includes the steel disc and friction plate of coaxial arrangement, the friction plate
It is equipped with friction material.
Using above-mentioned technical proposal, the utility model have it is below the utility model has the advantages that
The utility model can realize the positive and negative rotation of fan, and energy normal " air draught " is cooling when fan rotates forward, energy when fan inverts
Foreign matter is removed, to keep excellent radiation performance；Reversion can be realized in the case where not parking, it is simple and compact for structure, it uses
When it is not only time saving and energy saving but also safe and reliable.
Detailed description of the invention
The utility model is described in further detail with reference to the accompanying drawings and examples.
Fig. 1 is the structural schematic diagram of the utility model setting on the engine；
Fig. 2 is the cross-sectional view of the utility model；
Fig. 3 is the structural schematic diagram of the input gear assembly of the utility model；
Fig. 4 is the structural schematic diagram of the idler sheave assemblies of the utility model；
Fig. 5 is the structural schematic diagram of the output gear component of the utility model；
Fig. 6 is the structural schematic diagram of the shift assembly of the utility model；
In figure: 1, engine, 2, fan, 3, shift tank shell, 4, end cap, 5, input gear assembly, 5.1, input gear,
5.2, belt pulley, 5.3, input gear friction plate assembly, 6, idler sheave assemblies, 6.1, idle pulley, 7, output gear component, 7.1, defeated
Gear out, 7.2, fan shaft, 7.3, fan end cover, 7.4, output gear friction plate assembly, 8, shift assembly, 8.1, deceleration electricity
Machine, 8.2, shift fork, 8.3, shift fork axle, 8.4, drive splines, 9, positive and negative rotation rotating and switching device.
Specific embodiment
In order to make the content of the utility model be easier to be clearly understood, below according to specific embodiment and combine attached
Figure, is described in further detail the utility model.
A kind of forward and reverse rotation switching device for engine blower as shown in Figures 1 to 6, is located at engine 1
On fan 2, including shift tank shell 3 and the end cap 4 that is attached thereto, in the shift tank shell 3 equipped with input gear assembly 5,
Idler sheave assemblies 6, output gear component 7 and shift assembly 8, the shift assembly 8 is fixed to be located on shift tank shell 3, described to change
Gear component 8, input gear assembly 5, idler sheave assemblies 6, output gear component 7 are sequentially connected, the output gear component 7 and fan
2 connections.
As shown in figure 3, the input gear assembly 5 includes input gear 5.1, belt pulley 5.2 and input gear friction plate
Component 5.3, the input gear 5.1 pass through shift tank shell 3 and connect with belt pulley 5.2.The input gear friction plate assembly
5.3 connect with input gear 5.1, and the input gear friction plate assembly 5.3 includes steel disc and friction plate.
As shown in figure 4, the idler sheave assemblies 6 include two groups of idle pulleys 6.1, the both ends of every group of idle pulley 6.1 are distinguished by bearing
It is connect with shift tank shell 3 and end cap 4.
As shown in figure 5, the output gear component 7 includes output gear 7.1, fan shaft 7.2, fan end cover 7.3 and defeated
Gear friction plate assembly 7.4 out, described 7.2 one end of fan shaft pass through the spline of input gear 7.1, end cap 4 and fan end cover 7.3
Radially connected, the fan 2 is bolted on fan end cover 7.3.The output gear friction plate assembly 7.4 and output
Gear 7.1 connects, and the output gear friction plate assembly 7.4 includes steel disc and friction plate.
As shown in fig. 6, the shift assembly 8 includes decelerating motor 8.1, shift fork 8.2, shift fork axle 8.3 and drive splines
8.4, the drive splines 8.4 is fixed on shift fork 8.2 by bearing, and one end of the shift fork axle 8.3 is dialled by being thread through
Fork 8.2, the other end of the shift fork axle 8.3 pass through shift tank shell 3 and connect with decelerating motor 8.1.
The working principle of the utility model is as follows:
When rotating forward, decelerating motor 8.1 is rotated forward, so that shift fork 8.2, drive splines 8.4 be pushed to move toward 5.1 direction of input gear
It is dynamic, by transmitting torque after compressing to the input gear friction plate assembly 5.3 between drive splines 8.4 and input gear 5.1.It is defeated
Enter gear friction plate assembly 5.3 by shift fork 8.2 to pressure, steel disc connects with the spline of input gear 5.1, friction plate and biography
Dynamic spline 8.4 connects, and by friction knot integrator, power is just transmitted to transmission from input gear 5.1 for steel disc and friction plate
On spline 8.4, fan shaft 7.2 and fan 2, to realize 2 main story of fan.
When reversion, decelerating motor 8.1 is inverted, so that shift fork 8.2, drive splines 8.4 be pushed to move toward 7.1 direction of output gear
It is dynamic, by transmitting torque after compressing to the output gear friction plate assembly 7.4 between drive splines 8.4 and output gear 7.1.It is defeated
Enter gear friction plate assembly 7.4 by shift fork 8.2 to pressure, steel disc connects with the spline of output gear 7.1, friction plate and biography
Dynamic spline 8.4 connects, and by friction knot integrator, power is just transmitted to transmission from output gear 7.1 for steel disc and friction plate
On spline 8.4, fan shaft 7.2 and fan 2, to realize 2 anti-pass of fan.
When drive splines 8.4 is at middle position, fan 2 is in " stopping " state.
The utility model is horizontally slipped by shift fork 8.2, to make drive splines 8.4 and input gear 5.1 or output gear
7.1 engagement of wheel, can realize the positive and negative rotation of fan in the case where not parking, and simple and compact for structure, when use was both time saving and energy saving,
It is again safe and reliable.
Particular embodiments described above has carried out into one the purpose of this utility model, technical scheme and beneficial effects
Step is described in detail, it should be understood that being not limited to this foregoing is merely specific embodiment of the utility model
Utility model, within the spirit and principle of the utility model, any modification, equivalent substitution, improvement and etc. done should all wrap
Containing being within the protection scope of the utility model.
Claims (7)
1. a kind of forward and reverse rotation switching device for engine blower, is located on the fan of engine, it is characterised in that: packet
The end cap for including shift tank shell and being attached thereto, the shift tank shell is interior to be equipped with input gear assembly, idler sheave assemblies, output gear
Wheel assembly and shift assembly, the shift assembly is fixed to be located on shift tank shell, the shift assembly, input gear assembly,
Idler sheave assemblies, output gear component are sequentially connected, and the output gear component is connect with fan, pass through the shift point of shift assembly
The positive and negative rotation for realizing fan is not connect with input gear assembly, output gear component.
2. a kind of forward and reverse rotation switching device for engine blower according to claim 1, it is characterised in that: institute
Stating input gear assembly includes input gear, belt pulley and input gear friction plate assembly, and the input gear passes through shift case
Shell is connect with belt pulley, and the input gear is connect with output gear friction plate assembly.
3. a kind of forward and reverse rotation switching device for engine blower according to claim 2, it is characterised in that: institute
Stating idler sheave assemblies includes two groups of idle pulleys, and the both ends of every group of idle pulley are connect with shift tank shell and end cap respectively by bearing.
4. a kind of forward and reverse rotation switching device for engine blower according to claim 3, it is characterised in that: institute
Stating output gear component includes output gear, fan shaft, fan end cover and output gear friction plate assembly, described fan shaft one end
Spline across output gear, end cap and fan end cover is radially connected, and the fan is bolted on fan end cover, institute
Output gear friction plate assembly is stated to connect with output gear.
5. a kind of forward and reverse rotation switching device for engine blower according to claim 4, it is characterised in that: institute
Stating shift assembly includes decelerating motor, shift fork, shift fork axle and drive splines, and the drive splines is fixed on shift fork by bearing
On, one end of the shift fork axle passes through shift tank shell and the electricity that slows down by being thread through shift fork, the other end of the shift fork axle
Machine connection.
6. a kind of forward and reverse rotation switching device for engine blower according to claim 2, it is characterised in that: institute
The steel disc and friction plate that input gear friction plate assembly includes coaxial arrangement are stated, the friction plate is equipped with friction material.
7. a kind of forward and reverse rotation switching device for engine blower according to claim 4, it is characterised in that: institute
The steel disc and friction plate that output gear friction plate assembly includes coaxial arrangement are stated, the friction plate is equipped with friction material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822041897.9U CN209278464U (en) | 2018-12-06 | 2018-12-06 | A kind of forward and reverse rotation switching device for engine blower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822041897.9U CN209278464U (en) | 2018-12-06 | 2018-12-06 | A kind of forward and reverse rotation switching device for engine blower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209278464U true CN209278464U (en) | 2019-08-20 |
Family
ID=67610241
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822041897.9U Expired - Fee Related CN209278464U (en) | 2018-12-06 | 2018-12-06 | A kind of forward and reverse rotation switching device for engine blower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209278464U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110515439A (en) * | 2019-08-29 | 2019-11-29 | 哈尔滨博觉科技有限公司 | A kind of big data server Dustproofing radiating system |
| CN111972384A (en) * | 2020-09-07 | 2020-11-24 | 杨庄 | Multifunctional mosquito killing lamp |
-
2018
- 2018-12-06 CN CN201822041897.9U patent/CN209278464U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110515439A (en) * | 2019-08-29 | 2019-11-29 | 哈尔滨博觉科技有限公司 | A kind of big data server Dustproofing radiating system |
| CN111972384A (en) * | 2020-09-07 | 2020-11-24 | 杨庄 | Multifunctional mosquito killing lamp |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190820 Termination date: 20201206 |