CN207135556U - The brake of gasoline hay mover - Google Patents
The brake of gasoline hay mover Download PDFInfo
- Publication number
- CN207135556U CN207135556U CN201721056413.7U CN201721056413U CN207135556U CN 207135556 U CN207135556 U CN 207135556U CN 201721056413 U CN201721056413 U CN 201721056413U CN 207135556 U CN207135556 U CN 207135556U
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- Prior art keywords
- brake
- switch
- arm
- flywheel
- hay mover
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Abstract
The utility model provides a kind of brake of gasoline hay mover, belongs to field of mechanical technique.It solves the problems, such as brake structural complexity, manufacturing cost height and the poor safety performance of existing gasoline hay mover.It includes the fixed plate radial parallel with flywheel, side of the fixed plate away from flywheel has and the vertically disposed side plate of fixed plate, brake arm is hinged with by rotary shaft in fixed plate, the brake block being oppositely arranged with flywheel is fixed with brake arm, fixed plate is provided with fluting one, there is the draft arm one stretched into fluting one on brake arm, the stiff spring that one end is acted on draft arm one is fixed with fixed plate, brake arm rotates around rotary shaft and brake block is applied on flywheel under the elastic force effect of spring, the brake cable reversely rotated for driving brake arm is also associated with brake arm, it is fixed with side plate according to the open and-shut mode of brake block and flywheel to control the switch module of hay mover start and stop.The utility model has the advantages that manufacturing cost is low, safe.
Description
Technical field
The utility model belongs to field of mechanical technique, is related to a kind of brake, particularly a kind of braking of gasoline hay mover
Device.
Background technology
Hay mover (weeder, grass mower or lawn mower) be it is a kind of be used to cutting the grass on a lawn, the machine tool of vegetation etc.,
It is generally divided into hand propelled, self-propelled, riding type.At present, using the riding type mower of four-wheel, its mode of braking generally use hydraulic pressure
Or aerobraking mode, such as the drum brake commonly used in disc brake or lorry conventional in car.But due to using hydraulic pressure or pneumatic system
Flowing mode, it is necessary to be configured with the device of hydraulic pressure or pneumatic mechanism, it is complex that this results in its structure, and cost is also high, especially
For this kind of small-sized machine of riding type mower, cost is not only increased, and improves assembly difficulty, lacks practicality.
The content of the invention
The purpose of this utility model is above mentioned problem be present for existing technology, it is proposed that a kind of suitable for hay mover
The brake of gasoline hay mover.
The purpose of this utility model can be realized by following technical proposal：
The brake of this gasoline hay mover, at the flywheel of hay mover, including the fixed plate radial parallel with flywheel, institute
Side of the fixed plate stated away from flywheel have with the vertically disposed side plate of fixed plate, cut with scissors by rotary shaft in described fixed plate
Brake arm is connected to, the brake block being oppositely arranged with flywheel is fixed with described brake arm, it is characterised in that described fixed plate
Fluting one is provided with, there is the draft arm one stretched into fluting one on described brake arm, one is fixed with described fixed plate
The stiff spring acted on draft arm one is held, brake arm rotates around rotary shaft and makees brake block under the elastic force effect of spring
Use on flywheel, the brake cable reversely rotated for driving brake arm is also associated with described brake arm, on described side plate
It is fixed with according to the open and-shut mode of brake block and flywheel to control the switch module of hay mover start and stop.
In the brake of above-mentioned gasoline hay mover, described switch module include being fixed on switch enclosure on side plate,
Switch one, switch two, switch three and contact, one end of the contact in switch enclosure are hinged on switch one, the other end
Positioned at switch two and switch three between, described switch one with switch two connect when formed start circuit, described switch one with
Switch three forms flame-out circuit when connecting, and the open and-shut mode according to brake block and flywheel is provided between described brake arm and contact
To control the adjustment structure of contact position.
One end of contact is be hinged with switch one, and its other end is swingable, when contact, which is swung to, to be contacted with switch two,
Start circuit closure；When contact, which is swung to, to be contacted with switch three, circuit closure of stopping working.
In the brake of above-mentioned gasoline hay mover, described switch two is located at the top of contact free end, described
Switch three is located at the lower section of contact free end.Contact free end is driven to move upwards in the presence of adjustment structure, contact is with opening
Two contacts are closed, start circuit closure, now hay mover can start.When adjustment structure fails, contact can be made in self gravitation
With lower backswing, contact contacts with switch three, and circuit closure of stopping working, now hay mover can not start.
In the brake of above-mentioned gasoline hay mover, described adjustment structure includes its upper end being arranged in switch enclosure
The lead being resisted against on contact and one end are fixed to the elastic lever on switch enclosure, and described elastic lever is located at lead
The lower section and lower end of lead is resisted against on elastic lever, it is provided between described brake arm and elastic lever when brake block departs from
Traction unit during flywheel for promoting the free end of elastic lever to move upwards.
In the brake of above-mentioned gasoline hay mover, described traction unit includes the draft arm being fixed on brake arm
Two and the arc convex on elastic lever free end, described draft arm two be located at the lower section of elastic lever, the arc
Raised bottom is more than the thickness of draft arm two to the vertical range of elastic lever.
In the brake of above-mentioned gasoline hay mover, there is fluting two, described draft arm two is worn on described side plate
It is located in fluting two.
In the brake of above-mentioned gasoline hay mover, described brake cable is fixed on draft arm two.
In the brake of above-mentioned gasoline hay mover, described fixed plate is provided with fixed mount, and described brake cable is worn
It is located in the fixed mount.
When gasoline hay mover is in braking state, brake cable is unclamped, and brake arm rotates around rotary shaft under the action of the spring
And brake block is applied on flywheel, frictional force stop motion of the flywheel by brake block.Now draft arm two takes off with arc convex
Leave, lead and contact reset, and switch one and switch two disconnect, switch one and the closure of switch three, i.e., flame-out circuit closure, hair
Motivation is stopped working, out of service.
When gasoline hay mover is in startup and running status, brake cable is pulled, spring is opened, and brake arm, which reversely rotates, to be made
Brake block departs from flywheel, and brake block does not rub with flywheel.Now draft arm two moves to the lower section of arc convex by arc
Shape is raised to be jacked up, and drives elastic lever, lead and contact to move upwards, and switch one and switch three disconnect, switch one and switch
Two closures, that is, start circuit closure, and engine can start and run.
Compared with prior art, the brake of this gasoline hay mover has advantages below：
The stopping that effectively controlling flywheel by simple mechanical structure acts, and brake block abuts to flywheel under normal conditions
On, friction is produced with flywheel, improves safety in utilization；There is provided circuit and flame-out circuit is started, reach dual to flywheel progress
The purpose of control, further improve security during work；Its is simple in construction, reasonable in design, and cost is low and assembly difficulty is low, energy
Effective brake is carried out to gasoline hay mover.
Brief description of the drawings
Fig. 1 is structural representation when gasoline hay mover is in running status.
Fig. 2 is Fig. 1 provided by the utility model top view.
Fig. 3 is structural representation when gasoline hay mover is in braking state.
Fig. 4 is Fig. 3 provided by the utility model top view.
Fig. 5 is the structural representation of fixed plate provided by the utility model.
Fig. 6 is the structural representation of brake arm provided by the utility model.
Fig. 7 is the structural representation of switch module provided by the utility model.
In figure, 1, flywheel；2nd, fixed plate；3rd, side plate；4th, rotary shaft；5th, brake arm；6th, brake block；7th, fluting one；8th, lead
Draw arm one；9th, spring；10th, brake cable；11st, switch enclosure；12nd, one is switched；13rd, two are switched；14th, three are switched；15th, contact；16th, lead
Xiang Zhu；17th, elastic lever；18th, draft arm two；19th, arc convex；20th, fluting two；21st, fixed mount.
Embodiment
It is specific embodiment of the utility model and with reference to accompanying drawing below, the technical solution of the utility model is made further
Description, but the utility model is not limited to these embodiments.
The brake of gasoline hay mover as shown in Figure 2 and Figure 4, at the flywheel 1 of hay mover, including with the footpath of flywheel 1
To parallel fixed plate 2, side of the fixed plate 2 away from flywheel 1 has a side plate 3 vertically disposed with fixed plate 2, in fixed plate 2
Brake arm 5 is hinged with by rotary shaft 4, the brake block 6 being oppositely arranged with flywheel 1 is fixed with brake arm 5.It is as shown in figure 5, solid
Fixed board 2 is provided with fluting 1, as shown in fig. 6, having the draft arm 1 stretched into fluting 1 on brake arm 5, such as Fig. 1 and Fig. 3
It is shown, the stiff spring 9 that one end is acted on draft arm 1 is fixed with fixed plate 2, is braked under the elastic force effect of spring 9
Arm 5 rotates around rotary shaft 4 and brake block 6 is applied on flywheel 1, is also associated with brake arm 5 reverse for driving brake arm 5
The brake cable 10 of rotation, it is fixed with side plate 3 according to the open and-shut mode of brake block 6 and flywheel 1 to control opening for hay mover start and stop
Close component.
As shown in fig. 7, switch module includes being fixed on the switch enclosure 11 on side plate 3, the switch one in switch enclosure 11
12nd, switch 2 13, switch 3 14 and contact 15, one end of contact 15 are hinged on switch 1, and the other end is positioned at switch 2 13
Formed between switch 3 14, when switch 1 is connected with switch 2 13 and start circuit, when switch 1 is connected with switch 3 14
Flame-out circuit is formed, is provided between brake arm 5 and contact 15 according to the open and-shut mode of brake block 6 and flywheel 1 to control contact 15
The adjustment structure of position.One end of contact 15 is be hinged with switch 1, and its other end is swingable, when contact 15 swing to
When switching 2 13 contact, start circuit closure；When contact 15, which is swung to, to be contacted with switch 3 14, circuit closure of stopping working.
As shown in fig. 7, switch 2 13 is located at the top of the free end of contact 15, switch 3 14 is located under the free end of contact 15
Side.The free end of contact 15 is driven to move upwards in the presence of adjustment structure, contact 15 contacts with switch 2 13, starts circuit and closes
Close, now hay mover can start.When adjustment structure fails, contact 15 can be in backswing under self gravitation effect, contact
15 contact with switch 3 14, and circuit closure of stopping working, now hay mover can not start.
As shown in fig. 7, its upper end that adjustment structure includes being arranged in switch enclosure 11 is resisted against the lead on contact 15
16 and one end be fixed to elastic lever 17 on switch enclosure 11, elastic lever 17 is located at the lower section of lead 16 and lead 16
Lower end is resisted against on elastic lever 17, is provided between brake arm 5 and elastic lever 17 and is used to push away when brake block 6 departs from flywheel 1
The traction unit that the free end of dynamic elasticity lever 17 is moved upwards.
As shown in figures 1 and 3, traction unit includes the draft arm 2 18 being fixed on brake arm 5 and located at elastic lever
Arc convex 19 on 17 free ends, draft arm 2 18 are located at the lower section of elastic lever 17, the bottom of arc convex 19 to elasticity
The vertical range of lever 17 is more than the thickness of draft arm 2 18.
As shown in figure 5, having fluting 2 20 on side plate 3, draft arm 2 18 is located in fluting 2 20.
As shown in Figure 2 and Figure 4, brake cable 10 is fixed on draft arm 2 18.
As shown in figure 4, fixed plate 2 is provided with fixed mount 21, brake cable 10 is located in the fixed mount 21.
As shown in Figure 3 and Figure 4, when gasoline hay mover is in braking state, brake cable 10 is unclamped, and brake arm 5 is in spring 9
Rotated under effect around rotary shaft 4 and brake block 6 is applied on flywheel 1, frictional force stop motion of the flywheel 1 by brake block 6.This
When draft arm 2 18 be separated from arc convex 19, lead 16 and contact 15 reset, switch 1 and switch 2 13 disconnect, open
One 12 and the closure of switch 3 14 are closed, i.e., flame-out circuit closes, and engine misses are out of service.
As depicted in figs. 1 and 2, when gasoline hay mover is in startup and running status, brake cable 10 is pulled, spring 9 is drawn
Open, brake arm 5, which reversely rotates, makes brake block 6 depart from flywheel 1, and brake block 6 does not rub with flywheel 1.Now draft arm two
18 lower sections for moving to arc convex 19 jack up arc convex 19, drive elastic lever 17, lead 16 and contact 15 upward
Motion, switch 1 and switch 3 14 disconnect, and switch 1 and the closure of switch 2 13, that is, start circuit closure, engine can be with
Start and run.
Specific embodiment described herein is only to the utility model spirit explanation for example.The utility model institute
Category those skilled in the art can make various modifications or supplement to described specific embodiment or using similar
Mode substitute, but without departing from spirit of the present utility model or surmount scope defined in appended claims.
Claims (8)
1. a kind of brake of gasoline hay mover, located at flywheel (1) place of hay mover, including with flywheel (1) is radial parallel consolidates
Fixed board (2), described fixed plate (2) away from flywheel (1) side have with fixed plate (2) vertically disposed side plate (3), it is described
Fixed plate (2) on brake arm (5) is hinged with by rotary shaft (4), be fixed with described brake arm (5) and flywheel (1) phase
To the brake block (6) of setting, it is characterised in that described fixed plate (2) is provided with one (7) of fluting, on described brake arm (5)
One end, which is fixed with, with the draft arm one (8) stretched into fluting one (7), in described fixed plate (2) acts on draft arm one (8)
On stiff spring (9), rotated in the lower brake arm (5) of elastic force effect of spring (9) around rotary shaft (4) and make brake block (6) work
Use on flywheel (1), be also associated with being used for the brake cable (10) that driving brake arm (5) reversely rotates on described brake arm (5),
It is fixed with described side plate (3) according to the open and-shut mode of brake block (6) and flywheel (1) to control the switches set of hay mover start and stop
Part.
2. the brake of gasoline hay mover according to claim 1, it is characterised in that described switch module includes fixing
Switch enclosure (11) on side plate (3), the switch one (12) in switch enclosure (11), switch two (13), switch three (14) and
Contact (15), one end of the contact (15) are hinged on switch one (12), and the other end is positioned at two (13) of switch and switch three
(14) between, described switch one (12) forms when being connected with two (13) of switch and starts circuit, and described switch one (12) is with opening
Close when three (14) are connected and form flame-out circuit, be provided between described brake arm (5) and contact (15) according to brake block (6) with flying
The open and-shut mode for taking turns (1) controls the adjustment structure of contact (15) position.
3. the brake of gasoline hay mover according to claim 2, it is characterised in that described switch two (13) is positioned at tactile
The top of piece (15) free end, described switch three (14) are located at the lower section of contact (15) free end.
4. the brake of gasoline hay mover according to claim 3, it is characterised in that described adjustment structure includes wearing
The lead (16) being resisted against in its upper end in switch enclosure (11) on contact (15) and one end are fixed on switch enclosure (11)
Elastic lever (17), described elastic lever (17) are located at the lower section of lead (16) and the lower end of lead (16) and are resisted against bullet
Property lever (17) on, be provided between described brake arm (5) and elastic lever (17) and used when brake block (6) disengaging flywheel (1)
In the traction unit for promoting the free end of elastic lever (17) to move upwards.
5. the brake of gasoline hay mover according to claim 4, it is characterised in that described traction unit includes fixing
Draft arm two (18) on brake arm (5) and the arc convex (19) on elastic lever (17) free end, described leads
Draw the lower section that arm two (18) is located at elastic lever (17), the bottom of the arc convex (19) to elastic lever (17) it is vertical away from
From the thickness more than draft arm two (18).
6. the brake of gasoline hay mover according to claim 5, it is characterised in that have on described side plate (3) and open
Groove two (20), described draft arm two (18) are located in fluting two (20).
7. the brake of gasoline hay mover according to claim 6, it is characterised in that described brake cable (10) is fixed on
On draft arm two (18).
8. the brake of gasoline hay mover according to claim 1, it is characterised in that described fixed plate (2) is provided with
Fixed mount (21), described brake cable (10) are located in the fixed mount (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721056413.7U CN207135556U (en) | 2017-08-23 | 2017-08-23 | The brake of gasoline hay mover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721056413.7U CN207135556U (en) | 2017-08-23 | 2017-08-23 | The brake of gasoline hay mover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207135556U true CN207135556U (en) | 2018-03-27 |
Family
ID=61669441
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721056413.7U Active CN207135556U (en) | 2017-08-23 | 2017-08-23 | The brake of gasoline hay mover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207135556U (en) |
-
2017
- 2017-08-23 CN CN201721056413.7U patent/CN207135556U/en active Active
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