CN202697253U - Blade clutch mechanism on mower - Google Patents
Blade clutch mechanism on mower Download PDFInfo
- Publication number
- CN202697253U CN202697253U CN 201220375419 CN201220375419U CN202697253U CN 202697253 U CN202697253 U CN 202697253U CN 201220375419 CN201220375419 CN 201220375419 CN 201220375419 U CN201220375419 U CN 201220375419U CN 202697253 U CN202697253 U CN 202697253U
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- regulating wheel
- blade
- belt pulley
- mower
- blade clutch
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Abstract
The utility model provides a blade clutch mechanism on a mower, belonging to the technical field of machinery. The blade clutch mechanism solves the technical problems that the traditional blade clutch mechanism of the mower is complicated in structure, has unstable working performance and the like. In the blade clutch mechanism of the mower, the mower comprises a shell, an input belt pulley and an output belt pulley, wherein the input belt pulley is connected with an engine, the output belt pulley is connected with a rotation shaft of a blade, a transmission belt is connected between the input belt pulley and the output belt pulley and is also connected with a tension pulley, and an adjustment structure is arranged between the tension pulley and the shell and can used for regulating relative position between the tension pulley and the shell so as so change tension force of the transmission belt. The blade clutch mechanism has the advantages of simple structure, working stability, low production and application cost and the like.
Description
Technical field
The utility model belongs to field of mechanical technique, relates to a kind of mower, particularly the blade clutch on a kind of mower.
Background technology
Mower is widely used in urban afforestation and park and garden design, and using more is pruning to the lawn, and it generally comprises five parts: engine, running gear, blade, handrail and control section.Its operation principle roughly is: the output shaft at engine is equipped with blade, and High Rotation Speed after the launched machine of blade drives is pruned the lawn.
Behind the engine start of mower, blade can be with certain rotating speed rotation, but, mower is left for the operation area, or through non-operation area, during such as the road surface between a plurality of lawns, the lawn that need not to prune etc., the blade of mower is flogging a dead horse even can affect mowing effect and mowing efficient, like this, just there is the clutch problem between engine and the blade in mower, for the General Requirements of clutch is: in conjunction with firm as far as possible; Separate thorough as far as possible.Can affect the transmission efficiency of power and the service life of parts because if the joint portion is firm, separate and thoroughly can not cause the connector wearing and tearing.
The power of mower belongs to the power transmission of hanging down precision from the transmittance process that engine is delivered to blade, because blade is when pruning grass, keeping the lawn smooth is topmost function, the rotating speed of blade then is not main Consideration evenly, so the clutch of mower blade should be take simple in structure, reliable operation as main.
Summary of the invention
The purpose of this utility model is the problems referred to above that exist for existing technology, and blade clutch simple in structure on a kind of mower, reliable operation is provided.
The purpose of this utility model can realize by following technical proposal: the blade clutch on a kind of mower, mower comprises casing, input belt pulley and output belt pulley, described input belt pulley links to each other with engine, described output belt pulley links to each other with the rotating shaft of blade, it is characterized in that, be connected with a driving belt between described input belt pulley and the output belt pulley, described driving belt also links to each other with a regulating wheel, thereby is provided with the adjustment structure that the relative position that can regulate between regulating wheel and the casing changes the driving belt tensile force between described regulating wheel and the casing.
Operation principle of the present utility model is: between input belt pulley and output belt pulley a regulating wheel is set, the input belt pulley links to each other with engine, the output belt pulley links to each other with blade, driving belt is set on input belt pulley, output belt pulley and regulating wheel three's the belt grooves, regulating wheel can be regulated relative position between regulating wheel and the casing by adjustment structure, thereby change the tensile force of driving belt, make the power of engine can not pass to output shaft, reach the effect of blade clutch.
In the blade clutch on above-mentioned a kind of mower, be equipped with on the described regulating wheel with the regulating wheel wheel shaft to fixing regulating wheel wheel shaft, described regulating wheel can rotate around the regulating wheel wheel shaft.Regulating wheel can move in the plane identical with driving belt, thereby changes the tensile force of driving belt.
In the blade clutch on above-mentioned a kind of mower, described adjustment structure comprises that a middle part is hinged on the connecting rod on the casing, and an end and the regulating wheel wheel shaft of described connecting rod are connected, and the other end is connected with clutch cable.Regulating wheel wheel shaft and regulating wheel can rotate with the connecting rod that is hinged on casing, and when some anglecs of rotation, regulating wheel can be strained driving belt, realize the transmission of the power between output shaft and the power shaft; During another anglec of rotation, regulating wheel and driving belt absent-mindedness realize the separation of power between output shaft and the power shaft.
In the blade clutch on above-mentioned a kind of mower, described adjustment structure also comprises a back-moving spring, and an end of described back-moving spring and an end of connecting rod are connected, and the other end and the casing of back-moving spring are connected.Back-moving spring can guarantee regulating wheel in the situation that be not subjected to the clutch cable pulling force, and regulating wheel has suitable tensile force and has preferably power transmission effect driving belt.
In the blade clutch on above-mentioned a kind of mower, described clutch cable also is connected with a blade clutch handle, and described blade clutch handle is hinged on the casing.The blade clutch handle is arranged on the arm rest of mower, is convenient to operating personnel's operation, thereby operation blade clutch handle can spur the tensile force between clutch cable change regulating wheel and the driving belt, realizes separation and the combination of blade power.
In the blade clutch on above-mentioned a kind of mower, the belt grooves of described regulating wheel top is provided with a baffle plate that can prevent from breaking away from when driving belt from relaxing the regulating wheel belt grooves, and described baffle plate and connecting rod are connected.When relaxing between regulating wheel and the driving belt, baffle plate can prevent that driving belt breaks away from the belt grooves of regulating wheel, guarantees that blade power separates, the reliability when combination is switched.
Compared with prior art, the utlity model has following advantage:
1, utilize the regulating wheel that arranges between power shaft and the output shaft, simple and reliable realization separation and the combination of power between blade and the engine.
2, the position of regulating wheel and casing is regulated by the blade clutch handle, makes operating personnel's task of can better controlling mower and fulfil assignment preferably.
Description of drawings
Fig. 1 is the theory structure schematic diagram of blade clutch in the present embodiment.
Fig. 2 is the structural representation of mower in the present embodiment.
Fig. 3 is the partial structurtes schematic views of A direction among Fig. 1.
Among the figure, 1, casing; 2, input belt pulley; 3, output belt pulley; 4, driving belt; 5, regulating wheel; 6, regulating wheel wheel shaft; 71, connecting rod; 72, clutch cable; 73, back-moving spring; 74, blade clutch handle; 8, baffle plate.
Embodiment
Below be specific embodiment of the utility model and by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiment.
As shown in Figure 1, mower comprises casing 1, input belt pulley 2 and output belt pulley 3, input belt pulley 2 links to each other with engine, output belt pulley 3 links to each other with the rotating shaft of blade, it is characterized in that, be connected with a driving belt 4 between input belt pulley 2 and the output belt pulley 3, driving belt 4 also links to each other with a regulating wheel 5, thereby be provided with the adjustment structure that the relative position that can regulate between regulating wheel 5 and the casing 1 changes driving belt 4 tensile forces between regulating wheel 5 and the casing 1, be equipped with on the regulating wheel 5 with regulating wheel wheel shaft 6 to fixing regulating wheel wheel shaft 6, regulating wheel 5 can be around 6 rotations of regulating wheel wheel shaft, regulating wheel 5 can be mobile in the plane identical with driving belt 4, thereby change the tensile force of driving belt 4, adjustment structure comprises that a middle part is hinged on the connecting rod 71 on the casing 1, one end and the regulating wheel wheel shaft 6 of connecting rod 71 are connected, the other end is connected with clutch cable 72, regulating wheel wheel shaft 6 and regulating wheel 5 can be with connecting rod 71 rotations that are hinged on casing 1, when some anglecs of rotation, regulating wheel 5 can with driving belt 4 tensions, be realized the transmission of the power between output shaft and the power shaft; During another anglec of rotation, regulating wheel 5 and driving belt 4 absent-mindedness realize the separation of power between output shaft and the power shaft, and adjustment structure also comprises a back-moving spring 73, one end of back-moving spring 73 and an end of connecting rod 71 are connected, and the other end of back-moving spring 73 and casing 1 are connected.Back-moving spring 73 can guarantee regulating wheel 5 in the situation that be not subjected to clutch cable 72 pulling force, and 5 pairs of driving belts 4 of regulating wheel have suitable tensile force and have preferably power transmission effect.
As shown in Figure 2, clutch cable 72 also is connected with a blade clutch handle 74, blade clutch handle 74 is hinged on the casing 1, blade clutch handle 74 is arranged on the arm rest of mower, be convenient to operating personnel's operation, thereby operation blade clutch handle 74 can spur the tensile force that clutch cable 72 changes between regulating wheel 5 and the driving belt 4, realizes separation and the combination of blade power.
As shown in figures 1 and 3, the belt grooves top of regulating wheel 5 is provided with one can prevent that driving belt 4 breaks away from the baffle plate 8 of regulating wheel 5 belt grooves when relaxing, baffle plate 8 is connected with connecting rod 71, when relaxing between regulating wheel 5 and the driving belt 4, baffle plate 8 can prevent that driving belt 4 breaks away from the belt grooves of regulating wheel 5, guarantees that blade power separates, the reliability when combination is switched.
The operation principle of this blade clutch is: between input belt pulley 2 and output belt pulley 3 regulating wheel 5 is set, input belt pulley 2 links to each other with engine, output belt pulley 3 links to each other with blade, driving belt 4 is set on input belt pulley 2, output belt pulley 3 and regulating wheel 5 threes' the belt grooves, and regulating wheel 5 can be regulated relative position between regulating wheel 5 and the casing 1 by adjustment structure.Blade power separates: pulling blade clutch handle 74, clutch cable 72 make connecting rod 71 rotations, thereby change the tensile force of driving belt 4, make the power of engine can not pass to output shaft, reach the effect of blade clutch; Blade power combination: decontrol blade clutch handle 74, clutch cable 72 unclamps connecting rod 71 simultaneously, back-moving spring 73 pulling regulating wheels 5, and regulating wheel 5 is with driving belt 4 tensions, engine power is delivered on the output shaft by driving belt 4, realizes the combination of blade power.
Specific embodiment described herein only is to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the defined scope of appended claims.
Claims (6)
1. the blade clutch on the mower, mower comprises casing (1), input belt pulley (2) and output belt pulley (3), described input belt pulley (2) links to each other with engine, described output belt pulley (3) links to each other with the rotating shaft of blade, it is characterized in that, be connected with a driving belt (4) between described input belt pulley (2) and the output belt pulley (3), described driving belt (4) also links to each other with a regulating wheel (5), be provided with between described regulating wheel (5) and the casing (1) one can regulate regulating wheel (5) and casing (1) thus between relative position change the adjustment structure of driving belt (4) tensile force.
2. the blade clutch on the mower according to claim 1, it is characterized in that, be equipped with on the described regulating wheel (5) with regulating wheel wheel shaft (6) to fixing regulating wheel wheel shaft (6), described regulating wheel (5) can rotate around regulating wheel wheel shaft (6).
3. the blade clutch on the mower according to claim 2, it is characterized in that, described adjustment structure comprises that a middle part is hinged on the connecting rod (71) on the casing (1), one end of described connecting rod (71) and regulating wheel wheel shaft (6) are connected, and the other end is connected with clutch cable (72).
4. the blade clutch on the mower according to claim 3, it is characterized in that, described adjustment structure also comprises a back-moving spring (73), one end of one end of described back-moving spring (73) and connecting rod (71) is connected, and the other end of back-moving spring (73) and casing (1) are connected.
5. according to claim 3 or the blade clutch on the 4 described mowers, it is characterized in that, described clutch cable (72) also is connected with a blade clutch handle (74), and described blade clutch handle (74) is hinged on the casing (1).
6. according to claim 3 or the blade clutch on the 4 described mowers, it is characterized in that, the belt grooves top of described regulating wheel (5) is provided with a baffle plate (8) that can prevent from breaking away from when driving belt (4) from relaxing regulating wheel (5) belt grooves, and described baffle plate (8) is connected with connecting rod (71).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220375419 CN202697253U (en) | 2012-07-31 | 2012-07-31 | Blade clutch mechanism on mower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220375419 CN202697253U (en) | 2012-07-31 | 2012-07-31 | Blade clutch mechanism on mower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202697253U true CN202697253U (en) | 2013-01-30 |
Family
ID=47577613
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220375419 Expired - Lifetime CN202697253U (en) | 2012-07-31 | 2012-07-31 | Blade clutch mechanism on mower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202697253U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105981530A (en) * | 2015-02-10 | 2016-10-05 | 德昌电机(深圳)有限公司 | Mower and clutch thereof |
| CN108934229A (en) * | 2017-05-19 | 2018-12-07 | 河南如意林园林机械有限公司 | A kind of belt tension takes dynamic formula ditching machine |
-
2012
- 2012-07-31 CN CN 201220375419 patent/CN202697253U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105981530A (en) * | 2015-02-10 | 2016-10-05 | 德昌电机(深圳)有限公司 | Mower and clutch thereof |
| CN108934229A (en) * | 2017-05-19 | 2018-12-07 | 河南如意林园林机械有限公司 | A kind of belt tension takes dynamic formula ditching machine |
| CN108934229B (en) * | 2017-05-19 | 2024-02-09 | 河南如意林园林机械有限公司 | Belt tensioning and taking type ditching machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130130 |
|
| CX01 | Expiry of patent term |