CN208236535U - A kind of starter for air-cooled diesel engine - Google Patents
A kind of starter for air-cooled diesel engine Download PDFInfo
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- CN208236535U CN208236535U CN201820808229.1U CN201820808229U CN208236535U CN 208236535 U CN208236535 U CN 208236535U CN 201820808229 U CN201820808229 U CN 201820808229U CN 208236535 U CN208236535 U CN 208236535U
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Abstract
The utility model provides a kind of starter for air-cooled diesel engine, belongs to field of mechanical technique.It solve the problems, such as existing starter applicability it is low, can not be general.It includes shell and the shaft that is set in shell, shaft inner end is connected with the actuating mechanism for being able to drive shaft rotation, shaft outer end is connected with the clutch combined for the starting cup with air-cooled diesel engine, shaft includes axial limiting axle sleeve inside the shell and the axis body that is threaded through in axle sleeve, axis body is slidably connected and circumferentially fixed with axle sleeve, actuating mechanism is connected to axle sleeve inner end, axis body outer end extends to outside axle sleeve and clutch is connected to axis body outer end, at least one flexible drag ring is equipped on the outside of axis body, the lateral wall of drag ring and the inner sidewall of axle sleeve lean and drag ring is in compressive state, at least one drag ring is located in axle sleeve after axis body is slided relative to axle sleeve.It has many advantages, such as applicability it is wide, using stablizing.
Description
Technical field
The utility model belongs to field of mechanical technique, is related to a kind of starter, more particularly to a kind of for air-cooled diesel hair
The starter of motivation.
Background technique
With economic continuous development, the degree of mechanization of agriculture is higher and higher, and agricultural cultivating & machine has obtained more and more common
Use, its power source is air-cooled diesel engine, and air-cooled diesel engine must be by auxiliary starting device before work
Namely so-called starter just can enter operating condition.
Existing starter is substantially all including shell and is respectively provided with shaft inside the shell and scroll spring, shaft axis
Inside the shell and shaft passes through scroll spring to limit, the inner end of scroll spring connect with shaft, and the outer end of scroll spring is fixed
On the shell, one end connection actuating mechanism of shaft and the other end connection clutch of shaft, when in use by starter
Shell is fixed on the casing of air-cooled diesel engine, and clutch is located at the starting cup on the flywheel of air-cooled diesel engine
Interior, user first passes through actuating mechanism and shaft rotation is driven to tighten the elastic force of scroll spring, then recycles the bullet of scroll spring
Power discharges to drive shaft high speed reverse rotation, and clutch outwardly opens under the high speed reverse rotation of shaft and is incorporated in one with starting cup
It rises, to make flywheel high-speed rotation to realize the starting of air-cooled diesel engine, such as application No. is 201310160572.1 public affairs
The air-cooled diesel engine impact resistance starter mechanism opened, application No. is gasoline engine disclosed in 201320640508.9 and diesel engines
Laborsaving starter, application No. is put-put disclosed in 201410170203.5 and small diesel engine engines with hand
Starter and application No. is the hand starting components etc. of diesel engine disclosed in 201220640960.0.
When the type difference of air-cooled diesel engine, the mounting height of the starting cup on flywheel is different, and
The position of the starting cup carried on each air-cooled diesel engine can not change after factory, that is, each air-cooled bavin
The mounting height of starting cup on oil turbine is to uniquely determine and can not adjust, while the clutch on existing starter connects
Position after connecing in shaft can not all change again, then being likely to after on starter erection to air-cooled diesel engine
It will appear the position of clutch and the unmatched situation of mounting height of starting cup, that is, there is starter can not be with different type of machines
Air-cooled diesel engine is general, problem that applicability is low.
Summary of the invention
The purpose of this utility model is in view of the above-mentioned problems existing in the prior art, to propose a kind of for air-cooled diesel hair
The starter of motivation, the technical problem to be solved is that how while improving applicability to guarantee stability in use.
The purpose of this utility model can be realized by the following technical scheme:
A kind of starter for air-cooled diesel engine, including shell and the shaft being set in shell, in shaft
End is connected with the actuating mechanism for being able to drive shaft rotation, and shaft outer end is connected with for the starting cup with air-cooled diesel engine
The clutch combined, which is characterized in that the shaft includes axial limiting axle sleeve inside the shell and is threaded through axis
Axis body in set, axis body are slidably connected and circumferentially fixed with axle sleeve, and actuating mechanism is connected to axle sleeve inner end, and axis body outer end extends to axis
Set is outer and clutch is connected to axis body outer end, at least one flexible drag ring, friction are equipped on the outside of the axis body
The lateral wall of ring and the inner sidewall of axle sleeve lean and drag ring is in compressive state, after axis body is slided relative to axle sleeve extremely
A rare drag ring is located in axle sleeve.
Shaft includes axle sleeve and axis body, and axle sleeve is slidably connected with axis body and axis body and axle sleeve are circumferentially fixed, actuating mechanism
It is connected to axle sleeve inner end, clutch is connected to axis body outer end, it means that actuating mechanism is able to drive axle sleeve rotation, while axis
Set will drive axis body and rotate and clutch be enable to combine with the starting cup of air-cooled diesel engine.It is fixed when encountering shell
On the casing of air-cooled diesel engine and clutch and starting cup there are also apart from when, although axle sleeve axial limiting is inside the shell
But axis body is slidably connected with axle sleeve, and such user can enable clutch and pulling out axis body relative to axle sleeve
It protrudes into starting cup, so that this starter for air-cooled diesel engine can start in the air-cooled diesel of various models
It carries out general on machine, improves applicability well.
Simultaneously as axle sleeve is to be slidably connected with axis body, although entire starter is to be mounted laterally, axis body not will receive axis
To active force, but air-cooled diesel engine can generate vibration at work, and clutch and starting cup only moment knot
Vibration when closing and just separate, therefore will appear air-cooled diesel engine work leads to axis body slid inward under no external force
The case where situation, clutch can not be combined with starting cup when this will cause starting next time.Therefore, this sends out for air-cooled diesel
At least one springy drag ring is arranged in the outside of axis body in the starter of motivation, passes through the outer wall of drag ring and axis body
Inner wall leans and drag ring is made to be in compressive state, and so drag ring will reset outward under the elastic force of itself effect
And the resistance slided to axis body is formed, it can offset by the resistance and be acted on axis body because air-cooled diesel engine shakes
Power, it is therefore prevented that sliding of the axis body under no external force, thus when well ensuring use while improving applicability
Stability.
It is logical axially through being provided on the axle sleeve in the above-mentioned starter for air-cooled diesel engine
Hole, the inner sidewall of partial through holes are equipped with internal spline, and the axis body includes the glissile segment with external splines, and glissile segment passes through outer flower
The cooperation of key and internal spline is slidably connected in axle sleeve.
Internal spline is set in the inner side wall of through hole of axle sleeve, and axis body includes the glissile segment with external splines, passes through outer flower in this way
The cooperation of key and internal spline allows for glissile segment and is slidably connected in axle sleeve, thus just allow axis body relative to axle sleeve slide with
Clutch is set to protrude into the starting cup of installed air-cooled diesel engine, to improve the suitable of this starter well
The property used.
In the above-mentioned starter for air-cooled diesel engine, the axis body further includes linkage section, linkage section
Inner end and the outer end of glissile segment are connected, and are provided with annular identical and one-to-one with drag ring quantity on the outside of the linkage section
Slot, drag ring is set in annular groove and the lateral wall of drag ring leans with the through hole wall in addition to being equipped with internal spline, described
Clutch be connected on linkage section.
Annular groove is set on the linkage section of the not set external splines of axis body, in a ring groove by drag ring setting, drag ring
Lateral wall with except be equipped with internal spline in addition to through hole wall lean, then in conjunction with the glissile segment of upper axis body by external splines with
The cooperation of internal spline is slidably connected with axle sleeve realization, so that this starter for air-cooled diesel engine can both pass through
Axis body provides applicability relative to the sliding of axle sleeve；The power that can be acted in through hole wall by drag ring is prevented again simultaneously
Only sliding of the axis body under no external force, to guarantee stability when using.
In the above-mentioned starter for air-cooled diesel engine, the linkage section is equipped with cyclic annular shoulder block, described
Axle sleeve outer end face be resisted against on cyclic annular shoulder block inner face, between the axle sleeve and axis body be equipped with limitation axis body skid off axle sleeve away from
From position limiting structure.
Cyclic annular shoulder block is set on linkage section, is resisted against on cyclic annular shoulder block inner face by axle sleeve outer end face and limits axis body
The distance slided into axle sleeve avoids clutch and starts the hypertelorism of cup, while position limiting structure being arranged again and carrys out limit shaft
Body skids off the distance of axle sleeve, avoids axis body from skidding off excessively and disengage with axle sleeve, when ensure that use while improving applicability
Stability.
In the above-mentioned starter for air-cooled diesel engine, the glissile segment inner face is equipped with positioning head, institute
Axial limiting has a limit film on the positioning head stated, the position limiting structure include protrude from limit film lateral wall limited block and
It is provided with the limiting slot on axle sleeve along axial direction, the limited block is located in limiting slot.
The axial limiting limit film on positioning head, position limiting structure include limited block and the edge for protruding from limit film lateral wall
The limiting slot being axially provided on axle sleeve, limited block are located in limiting slot, in this way when axis body is slided relative to axle sleeve, limited block
And slided along limiting slot.When the bottom wall of the outer end face of limited block and limiting slot leans, axis body skids off axle sleeve
Distance just reach maximum value.Axis body is skidded off by the cooperation of limited block and limiting slot and is limited at a distance from axle sleeve, is kept away
Exempted from axis body to skid off excessively and directly disengage with axle sleeve, while being slidably connected using axis body and axle sleeve to improve applicability into
One step ensure that stability in use.
In the above-mentioned starter for air-cooled diesel engine, as another technical solution, the limit knot
Structure includes the sliding slot for protruding from the convex block of axle sleeve inner sidewall and being provided on axis body along axial direction, and the convex block is located at sliding slot
It is interior.
Position limiting structure includes the sliding slot for protruding from the convex block of axle sleeve inner sidewall and being provided on axis body along axial direction, convex block position
In in sliding slot, in this way when axis body is slided relative to axle sleeve, convex block is also to be slided relative to sliding slot.When the inner end of convex block
When the bottom wall of face and sliding slot leans, the distance for skidding off axle sleeve of axis body just reaches maximum value.Such position limiting structure can also be with
Stability in use is further ensured that while improving applicability.
In the above-mentioned starter for air-cooled diesel engine, scroll spring is equipped in the shell, shaft is worn
Cross scroll spring, the axle sleeve is equipped with recessing groove axially outside and recessing groove runs through the side wall of axle sleeve, outside the axis body
Lateral edge is axially arranged with link slot, and link slot is oppositely arranged with recessing groove, and the inside of scroll spring is equipped with flaky interconnecting piece, even
Socket part passes through recessing groove and is inserted into link slot.
Pivot design is the split type structure for including axle sleeve and axis body, and the wall ratio of axle sleeve is relatively thin, if only on axle sleeve
Recessing groove through side wall of shaft sleeve is set, then being easy for haul out after in the interconnecting piece insertion recessing groove on the inside of scroll spring
Come.Therefore, axially disposed link slot is set on the outside of axis body, so that the interconnecting piece of scroll spring is passed through recessing groove and is inserted into connection
In slot, such scroll spring and entire shaft are just formed than even stronger connection, can also steadily be driven in axle sleeve rotation
The elastic force of scroll spring is tightened or steadily drives axle sleeve and axis body high speed reverse rotation in the elastic force release of scroll spring.This
It can guarantee stability when using to a certain extent while improving applicability.
In the above-mentioned starter for air-cooled diesel engine, the connection slot length is greater than interconnecting piece along axis body
The length of axis direction.
Because axis body will slide, in order to not interfere with the normal sliding of axis body after interconnecting piece is inserted into link slot,
Therefore the length of link slot is set greater than interconnecting piece along the length of axis body axis direction, can have both guaranteed that interconnecting piece was inserted in this way
Guarantee stability when using in link slot, while can satisfy axis body again and being able to carry out sliding to improve applicability.
In the above-mentioned starter for air-cooled diesel engine, the drag ring is made of rubber material, and
The longitudinal section of drag ring is rounded.
Drag ring is made using rubber material, is on the one hand that rubber inherently has elasticity, is made after drag ring naturally just
There can be elasticity；Another aspect rubber is a kind of sealing material again, since air-cooled diesel engine is made in the environment of paddy field
With, between axis body and axle sleeve because to slide and necessarily with the presence of gap, this result in there are water may from axis body and axle sleeve it
Between gap enter and corrode the hidden danger of scroll spring, therefore drag ring is made using rubber material can play sealing simultaneously again
Effect.
Compared with prior art, this for air-cooled diesel engine starter by by shaft be set as axle sleeve and with
Axle sleeve is slidably connected and circumferentially fixed axis body, and user is allowed to make clutch by axis body is pulled out relative to axle sleeve
Mechanism is able to protrude into starting cup, so that this starter for air-cooled diesel engine can be in the air-cooled of various models
It carries out general on diesel engine, improves applicability well.
In addition, being acted on axle sleeve inner sidewall by the way that flexible drag ring is arranged on the outside of axis body using drag ring
Power come offset because air-cooled diesel engine vibration due to act on the power on axis body, well prevent axis body in no external force
Under sliding, thus stability when well ensuring use while improving applicability.
Detailed description of the invention
Fig. 1 is this schematic diagram for the starter of air-cooled diesel engine.
Fig. 2 is another angle schematic diagram of starter that this is used for air-cooled diesel engine.
Fig. 3 is this longitudinal sectional view for the starter of air-cooled diesel engine.
Fig. 4 is this schematic diagram for shaft in the starter of air-cooled diesel engine.
Fig. 5 is this exploded view for shaft in the starter of air-cooled diesel engine.
Fig. 6 is this for the exploded view in the starter of air-cooled diesel engine between shaft and scroll spring.
Fig. 7 is this for the longitudinal sectional view in the starter of air-cooled diesel engine between shaft and scroll spring.
Fig. 8 is the schematic diagram after axis body is skidded off relative to axle sleeve.
Fig. 9 is the longitudinal sectional view after axis body is skidded off relative to axle sleeve.
In figure, 1, shell；2, shaft；2a, axle sleeve；2a1, through-hole；2a2, internal spline；2a3, limiting slot；2a4, recessing groove；
2a5, installation step；2a6, big jump-ring slot；2b, axis body；2b1, glissile segment；2b11, external splines；2b12, link slot；2b2, connection
Section；2b21, annular groove；2b22, cyclic annular shoulder block；2b23, connector；2b3, positioning head；2b31, small jump-ring slot；3, actuating mechanism；
4, clutch；5, drag ring；6, limit film；6a, limited block；7, scroll spring；7a, interconnecting piece；8, spring case；9, first axle
It holds；10, second bearing；11, driven gear；12, big circlip；13, pawl disk；14, small circlip.
Specific embodiment
It is specific embodiment of the utility model and in conjunction with attached drawing below, the technical solution of the utility model is made further
Description, but the utility model is not limited to these examples.
Embodiment one
As shown in Figure 1, Figure 2 and Figure 3, a kind of starter for air-cooled diesel engine, including shell 1 and be respectively provided with
In being fixed with spring case 8 in shaft 2 and scroll spring 7 in shell 1, shell 1, scroll spring 7 is arranged in spring case 8, turns
Axis 2 passes through the inner end of scroll spring 7 and shaft 2 and outer end extends to outside spring case 8, and 2 inner end of shaft, which is connected with to be able to drive, to be turned
The actuating mechanism 3 that axis 2 rotates, 2 outer end of shaft is connected with the clutch combined for the starting cup with air-cooled diesel engine
Structure 4.
As shown in Fig. 3, Fig. 4 and Fig. 5, shaft 2 includes axle sleeve 2a, and first axle is equipped between axle sleeve 2a inner end and shell 1
9 are held, second bearing 10 is equipped between the outer end axle sleeve 2a and spring case 8, axle sleeve is made by first bearing 9 and second bearing 10
2a axial limiting is in shell 1.Actuating mechanism 3 is connected to the inner end axle sleeve 2a, and (the starting of driven gear 11 is equipped in actuating mechanism 3
The specific structure of mechanism 3 can refer to the applicant it is proposed that cross application No. is one kind disclosed in 201711325066.8 is novel
The actuating mechanism 3 of air-cooled diesel engine starter), it is equipped with installation step 2a5 on the outside of the inner end axle sleeve 2a, 11 sets of driven gear exists
The inner end axle sleeve 2a is simultaneously resisted against on installation step 2a5, and driven gear 11 and axle sleeve 2a are circumferentially fixed, and on the outside of the inner end axle sleeve 2a
It is additionally provided with big jump-ring slot 2a6, is equipped with big circlip 12 in big jump-ring slot 2a6, big circlip 12 is by 11 axial limiting of driven gear in axis
It covers on 2a.
As shown in Fig. 4, Fig. 5 and Fig. 7, shaft 2 further includes the axis body 2b being threaded through in axle sleeve 2a, axis body 2b with axle sleeve 2a weeks
To fixing and being slidably connected, the outer end axis body 2b extends to outside spring case 8 from the outer end axle sleeve 2a, and clutch 4 is connected to axis body 2b
Outer end on, be equipped at least one flexible drag ring 5 on the outside of axis body 2b, the lateral wall of drag ring 5 is interior with axle sleeve 2a's
Side wall leans and drag ring 5 is in compressive state, at least one drag ring 5 after axis body 2b is slided relative to axle sleeve 2a
In axle sleeve 2a.
As shown in Fig. 6, Fig. 7 and Fig. 9, axle sleeve 2a is equipped with recessing groove 2a4 axially outside, and recessing groove 2a4 runs through axle sleeve 2a
Side wall, axis body 2b is equipped with link slot 2b12 axially outside, and link slot 2b12 is oppositely arranged with recessing groove 2a4, scroll spring 7
Inside be equipped with flaky interconnecting piece 7a, interconnecting piece 7a pass through recessing groove 2a4 in insertion link slot 2b12 in, link slot 2b12
Length be greater than interconnecting piece 7a along axis body 2b axis direction length.
Shaft 2 be designed as include axle sleeve 2a Yu axis body 2b split type structure, the wall ratio of axle sleeve 2a is relatively thin, if only exist
Setting runs through the recessing groove 2a4 of axle sleeve 2a side wall on axle sleeve 2a, then the interconnecting piece 7a of 7 inside of scroll spring is inserted into recessing groove
It is easy for haul out after in 2a4.Therefore, axially disposed link slot 2b12 is set on the outside of axis body 2b, makes scroll spring 7
Interconnecting piece 7a pass through recessing groove 2a4 be inserted into link slot 2b12, compared with such scroll spring 7 is just formed with entire shaft 2
Firm connection can also steadily drive the elastic force of scroll spring 7 to tighten or in scroll spring 7 in axle sleeve 2a rotation
Elastic force steadily drives axle sleeve 2a and axis body 2b high speed reverse rotation when discharging.
In addition, since axis body 2b is required to slide relative to axle sleeve 2a, in order to be inserted into link slot in interconnecting piece 7a
The normal sliding of axis body 2b is not interfered with after in 2b12, it is therefore desirable to which the length of link slot 2b12 is set greater than interconnecting piece 7a
Along the length of axis body 2b axis direction, not only can satisfy axis body 2b in this way can be slided relative to axle sleeve 2a, but also can be expired
The connectivity robustness of sufficient scroll spring 7 and entire shaft 2.
As shown in figure 5, the inner sidewall of partial through holes 2a1 is equipped with interior axially through through-hole 2a1 is provided on axle sleeve 2a
Spline 2a2, axis body 2b include the glissile segment 2b1 with external splines 2b11, and glissile segment 2b1 passes through external splines 2b11 and internal spline 2a2
Cooperation be slidably connected in axle sleeve 2a, that is to say, that can just make to slide by the cooperation of external splines 2b11 and internal spline 2a2
Section 2b1 is slided relative to axle sleeve 2a, and link slot 2b12 is set on glissile segment 2b1.
As shown in Fig. 3, Fig. 4 and Fig. 5, axis body 2b further includes linkage section 2b2, and the inner end of linkage section 2b2 is with glissile segment 2b1's
Outer end is connected, and the outer end of connecting pin is equipped with the connector 2b3 that cross section is square, and is equipped with pawl disk 13, pawl disk in clutch 4
13 are socketed on connector 2b3 and pawl disk 13 and connector 2b3 are circumferentially fixed.It is provided on the outside of linkage section 2b2 and the number of drag ring 5
Measure identical and one-to-one annular groove 2b21, drag ring 5 is set in annular groove 2b21 and the lateral wall of drag ring 5 is set with removing
There is the through-hole 2a1 hole wall outside internal spline 2a2 to lean.In the present embodiment, drag ring 5 is made of rubber material, drag ring 5
Longitudinal section it is rounded, the quantity of drag ring 5 is two, after axis body 2b skids off maximum distance relative to axle sleeve 2a one of them
Drag ring 5 is located at outside axle sleeve 2a, another drag ring 5 is located in axle sleeve 2a.
As shown in Figure 4, Figure 5, Figure 6 and Figure 7, linkage section 2b2 is equipped with cyclic annular shoulder block 2b22, and axle sleeve 2a outer end face is resisted against
The limit knot that limitation axis body 2b skids off axle sleeve 2a distance is equipped on cyclic annular shoulder block 2b22 inner face, between axle sleeve 2a and axis body 2b
Structure.Glissile segment inner face is equipped with positioning head 2b3, and positioning head 2b3 is socketed with limit film 6 and offers in the side positioning head 2b3 small
Small circlip 14 is installed in jump-ring slot 2b31, small jump-ring slot 2b31, small circlip 14 is by 6 axial limiting of limit film in positioning head 2b3
On.Position limiting structure includes protruding from the limited block 6a of 6 lateral wall of limit film and being provided with the limiting slot on axle sleeve 2a along axial direction
2a3, limited block 6a are located in limiting slot 2a3.When pulling out axis body 2b to outside axle sleeve 2a, limited block 6a is along limiting slot
What 2a3 was slided, when the bottom wall of the outer end face of limited block 6a and limiting slot 2a3 leans, axis body 2b skids off axle sleeve 2a's
Distance reaches maximum value, can skid off in this way to avoid axis body 2b excessively and directly disengage with axle sleeve 2a.
During installation, the shell of starter 1 is fixed on the casing of air-cooled diesel engine, and guarantees clutch 4
In the starting cup of air-cooled diesel engine.The mode of this starter starting air-cooled diesel engine is opened in the prior art
Dynamic device is the same, is all to drive the rotation of shaft 2 to tighten the elastic force of scroll spring 7 first with actuating mechanism 3, then again by scrollwork
The elastic force of spring 7 discharges to drive 2 high speed reverse rotation of shaft, under 2 high speed reverse rotation of shaft clutch 4 outwardly open and with starting
Cup is combined together, so that the flywheel high-speed rotation where making to start cup is to realize the starting of air-cooled diesel engine.
As shown in Figure 8 and Figure 9, when encounter on the casing that shell 1 is fixed on air-cooled diesel engine and clutch 4 with open
Dynamic cup there are also apart from when, although axle sleeve 2a axis limit axis body 2b and axle sleeve 2a in shell 1 is slidably connected, user can lead to
It crosses and axis body 2b is pulled out relative to axle sleeve 2a and clutch 4 is enable to protrude into starting cup, that is, this air-cooled diesel
The starter of engine can by axis body 2b sliding come with the starting cup phase on the air-cooled diesel engine of various models
Match, it can carried out on the air-cooled diesel engine of various models general, improve the applicability of starter well.
Simultaneously as axle sleeve 2a is to be slidably connected with axis body 2b, although entire starter is to be mounted laterally, axis body 2b will not
By axial active force, but air-cooled diesel engine can generate vibration at work, and clutch 4 and starting cup are only
Moment combination just separate, therefore will appear air-cooled diesel engine work when vibration cause axis body 2b under no external force to
The case where the case where interior sliding, clutch 4 can not be combined with starting cup when this will cause starting next time.Therefore, this is air-cooled
At least one springy drag ring 5 is arranged in the outside of axis body 2b in the starter of diesel engine, passes through the outer of drag ring 5
The inner wall of wall and axis body 2b lean and drag ring 5 are made to be in compressive state, and so drag ring 5 will be in itself elastic force
It is resetted outward under effect and forms the resistance slided to axis body 2b, can offset by the resistance because air-cooled diesel engine shakes
And act on the power on axis body 2b, it is therefore prevented that sliding of the axis body 2b under no external force, thus while improving applicability
Well ensure stability when use.
Embodiment two
The present embodiment is essentially identical with the structure and principle of embodiment one, the difference is that: in the present embodiment, limit
Structure includes protruding from the convex block of axle sleeve 2a inner sidewall and being provided with the sliding slot on axis body 2b along axial direction, and convex block is located at sliding slot
It is interior.When axis body 2b is skidded off relative to axle sleeve 2a, convex block is also to be slided relative to sliding slot, passes through convex block inner face and cunning
The bottom wall of slot, which leans, can also play the role of preventing axis body 2b from skidding off excessively and disengaging with axle sleeve 2a.
The specific embodiments described herein are merely examples of the spirit of the present invention.The utility model institute
Belonging to those skilled in the art can make various modifications or additions to the described embodiments or using similar
Mode substitute, but without departing from the spirit of the present application or beyond the scope of the appended claims.
Claims (9)
1. a kind of starter for air-cooled diesel engine, including shell (1) and the shaft (2) being set in shell (1),
Shaft (2) inner end be connected with is able to drive shaft (2) rotation actuating mechanism (3), shaft (2) outer end be connected with for it is air-cooled
The clutch (4) that the starting cup of diesel engine combines, which is characterized in that the shaft (2) includes that axial limiting exists
Axle sleeve (2a) in shell (1) and the axis body (2b) being threaded through in axle sleeve (2a), axis body (2b) are slidably connected with axle sleeve (2a)
And it is circumferentially fixed, actuating mechanism (3) is connected to the inner end axle sleeve (2a), and the outer end axis body (2b) extends to axle sleeve (2a) outside and clutch
(4) it is connected to the outer end axis body (2b), at least one flexible drag ring (5), friction are equipped on the outside of the axis body (2b)
The lateral wall of ring (5) and the inner sidewall of axle sleeve (2a) lean and drag ring (5) is in compressive state, when axis body (2b) is opposite
At least one drag ring (5) is located in axle sleeve (2a) after axle sleeve (2a) sliding.
2. the starter according to claim 1 for air-cooled diesel engine, which is characterized in that the axle sleeve (2a)
On axially through being provided with through-hole (2a1), the inner sidewall of partial through holes (2a1) is equipped with internal spline (2a2), the axis body
(2b) includes the glissile segment (2b1) with external splines (2b11), and glissile segment (2b1) passes through external splines (2b11) and internal spline (2a2)
Cooperation be slidably connected in axle sleeve (2a).
3. the starter according to claim 2 for air-cooled diesel engine, which is characterized in that the axis body (2b)
It further include linkage section (2b2), the inner end of linkage section (2b2) and the outer end of glissile segment (2b1) are connected, the linkage section (2b2)
Outside is provided with annular groove (2b21) identical and one-to-one with drag ring (5) quantity, and drag ring (5) is set to annular groove
In (2b21) and the lateral wall of drag ring (5) leans with through-hole (2a1) hole wall in addition to being equipped with internal spline (2a2), described
Clutch (4) is connected on linkage section (2b2).
4. the starter according to claim 3 for air-cooled diesel engine, which is characterized in that the linkage section
(2b2) is equipped with cyclic annular shoulder block (2b22), and the axle sleeve (2a) outer end face is resisted against on cyclic annular shoulder block (2b22) inner face, institute
The position limiting structure that limitation axis body (2b) skids off axle sleeve (2a) distance is equipped between the axle sleeve (2a) stated and axis body (2b).
5. the starter according to claim 4 for air-cooled diesel engine, which is characterized in that the glissile segment
(2b1) inner face is equipped with positioning head (2b3), and axial limiting has limit film (6), the limit on the positioning head (2b3)
Structure includes protruding from the limited block (6a) of limit film (6) lateral wall and being provided with the limiting slot on axle sleeve (2a) along axial direction
(2a3), the limited block (6a) are located in limiting slot (2a3).
6. the starter according to claim 4 for air-cooled diesel engine, which is characterized in that the position limiting structure
Including protruding from the convex block of axle sleeve (2a) inner sidewall and being provided with the sliding slot on axis body (2b) along axial direction, the convex block is located at
In sliding slot.
7. the starter according to claim 1 for air-cooled diesel engine, which is characterized in that the shell (1)
Interior to be equipped with scroll spring (7), shaft (2) passes through scroll spring (7), and the axle sleeve (2a) is equipped with recessing groove axially outside
(2a4) and recessing groove (2a4) run through the side wall of axle sleeve (2a), and the axis body (2b) is equipped with link slot axially outside
(2b12), link slot (2b12) are oppositely arranged with recessing groove (2a4), and the inside of scroll spring (7) is equipped with flaky interconnecting piece
(7a), interconnecting piece (7a) pass through recessing groove (2a4) and are inserted into link slot (2b12).
8. the starter according to claim 7 for air-cooled diesel engine, which is characterized in that the link slot
(2b12) length is greater than interconnecting piece (7a) along the length of axis body (2b) axis direction.
9. the starter according to claim 1 for air-cooled diesel engine, which is characterized in that the drag ring
(5) it is made of rubber material, and the longitudinal section of drag ring (5) is rounded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820808229.1U CN208236535U (en) | 2018-05-28 | 2018-05-28 | A kind of starter for air-cooled diesel engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820808229.1U CN208236535U (en) | 2018-05-28 | 2018-05-28 | A kind of starter for air-cooled diesel engine |
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| Publication Number | Publication Date |
|---|---|
| CN208236535U true CN208236535U (en) | 2018-12-14 |
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ID=64575074
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820808229.1U Active CN208236535U (en) | 2018-05-28 | 2018-05-28 | A kind of starter for air-cooled diesel engine |
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| Country | Link |
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| CN (1) | CN208236535U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108757258A (en) * | 2018-05-28 | 2018-11-06 | 台州鲲正科技有限公司 | A kind of starter for air-cooled diesel engine |
| CN109812367A (en) * | 2019-03-25 | 2019-05-28 | 台州擎农机械有限公司 | A kind of starter |
| CN114542282A (en) * | 2022-03-08 | 2022-05-27 | 占峰 | Fixed device for controlling operation and diagnosis of diesel engine |
-
2018
- 2018-05-28 CN CN201820808229.1U patent/CN208236535U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108757258A (en) * | 2018-05-28 | 2018-11-06 | 台州鲲正科技有限公司 | A kind of starter for air-cooled diesel engine |
| CN109812367A (en) * | 2019-03-25 | 2019-05-28 | 台州擎农机械有限公司 | A kind of starter |
| CN114542282A (en) * | 2022-03-08 | 2022-05-27 | 占峰 | Fixed device for controlling operation and diagnosis of diesel engine |
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