CN209604183U - A kind of chain saw with the double starting systems of flashlight - Google Patents
A kind of chain saw with the double starting systems of flashlight Download PDFInfo
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- CN209604183U CN209604183U CN201920080442.XU CN201920080442U CN209604183U CN 209604183 U CN209604183 U CN 209604183U CN 201920080442 U CN201920080442 U CN 201920080442U CN 209604183 U CN209604183 U CN 209604183U
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- driving wheel
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- chain saw
- flywheel
- pawl
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Abstract
The utility model discloses a kind of chain saws with the double starting systems of flashlight, including starting component, flywheel assembly, engine driving component, chain saw shell, starting component connect with flywheel assembly and flywheel assembly is driven to move, flywheel assembly is connected with engine driving component, flywheel assembly, engine driving component is set to chain saw enclosure interior, starting component is set on chain saw shell, starting component includes driving wheel, starter ontology, manual starting component, electric activation component, driving wheel is set on starter ontology, manual starting component, electric activation component, which is connected respectively and is passed through with driving wheel, starts the movement of wheel drive flywheel assembly.Manual starting component, electric activation component pass through driving wheel and connect with flywheel assembly in the utility model, the structure setting inside starting component is simplified, driving wheel is connect with flywheel assembly also reduces the requirement of starter Yu flywheel assembly concentricity, reduces difficulty of processing.
Description
Technical field
The utility model relates to a kind of chain saw more particularly to a kind of chain saws with the double starting systems of flashlight.
Background technique
Existing handheld portable chain saw is nearly all using two-stroke gasoline engine as power, and start mode is activated in pulling
Main, start mode is single, starting is laborious.By improving, electrically actuated mode becomes a kind of more labour-saving structure type, specifically
Structure is to assemble rack gear in flywheel outer ring, and the starting motor employed has been configured on chain saw, is provided using external power supply
The energy starts chain saw, but only realizes start-up function and increased weight increases the work load of user.In order to improve
The portability of machine, the rear start mode for being improved to start motor using external again will generally start drive mechanism and be set to
Starter end or crankshaft output end, to realize the connection of motor and crankshaft, while external starts motor and can separately store, and saves
The weight of starting system and space.In order to make the starting system of chain saw while there is manual starting mode and electric activation mode,
Patent No. CN201310197946.7, the utility model patent of entitled " a kind of wind fire-extinguisher with electrically actuated function "
Disclose a kind of while being provided with the starting system for pulling the mode of starting and electric activation, but this starting system using
System independent cannot realize that can be arranged in starter structure is compact in the same starting system, to rise
Dynamic device and the concentricity requirement for turning round flywheel are higher, in addition, electrically actuated connector leakage part exists under high engine speeds state
Higher security risk needs to make this improvement.
Summary of the invention
The utility model pulls starting and the starting system of electric activation mode is respectively only for existing in the prior art
The setting of starting structure caused by vertical is compact, and starter and revolution flywheel concentricity requirement are higher, electrically actuated connector security risk compared with
The defects of big, provides a kind of new chain saw with the double starting systems of flashlight.
In order to solve the above-mentioned technical problem, the utility model is achieved through the following technical solutions:
A kind of chain saw with the double starting systems of flashlight, including starting component, flywheel assembly, engine driving component, oil
Shell is sawed, the starting component connect with the flywheel assembly and the flywheel assembly is driven to move, the flywheel assembly and institute
It states engine driving component to be connected, the flywheel assembly, engine driving component are set to the chain saw enclosure interior, described
Starting component is set on the chain saw shell, the starting component include driving wheel, starter ontology, manual starting component,
Electric activation component, the driving wheel are set on the starter ontology, the manual starting component, electric activation component point
It is not connected with the driving wheel and is moved by flywheel assembly described in the starting wheel drive.
Starting component drives the operating of engine driving component for driving flywheel assembly to rotate, and by flywheel assembly, from
And start chain saw and work, chain saw shell guarantees flywheel assembly, starts for accommodating flywheel assembly, engine driving component
The stability of machine driving assembly placement location, chain saw shell are also used to connect starting component, guarantee starting component and flywheel assembly
Connection, starter ontology is for connecting manual starting component, electric activation component, and driving wheel is used for and manual starting component connects
It connects, manual starting component starts flywheel assembly by driving wheel, and driving wheel is also used to connect with electric activation component, electric activation
Component starts flywheel assembly by driving wheel, and wherein manual starting component, electric activation component pass through driving wheel and flywheel group
Part connection, has simplified the structure setting inside starting component, driving wheel connect with flywheel assembly and also reduces starter and flywheel
The requirement of component concentricity, reduces difficulty of processing.
Preferably, a kind of chain saw with the double starting systems of flashlight described above, the manual starting component include
Drawstring, return spring, rope sheave, the first pawl, the first ratchet spring, the drawstring one ends wound are connected on the rope sheave and another
The starter ontology is stretched out in one end, and the rope sheave is connected on the starter ontology, and the return spring is connected to described
Elastic-restoring force is provided on rope sheave and for the rope sheave, first pawl, the first ratchet spring are connected on the rope sheave, institute
It states the first pawl to be in contact with the driving wheel, when the rope sheave revolving speed is higher than the driving wheel, first ratchet spring will
First pawl is pressed on the driving wheel and the rope sheave drives the driving wheel rotation, and the rope sheave revolving speed is lower than institute
When stating driving wheel, first pawl is opposite with the driving wheel to be slided, and the driving wheel is detached from the rope sheave and is rotated.
For pulling rope sheave to rotate, return spring is used to provide elastic-restoring force, rope sheave, first for the reset of rope sheave drawstring
Pawl, the first ratchet spring, driving wheel composition have overdrive clutch function transmission cooperate, rope sheave for install the first pawl,
First ratchet spring, rope sheave is in rotation and when velocity of rotation is higher than driving wheel, the compression of the first pawl and driving wheel, and rope sheave drives
Driving wheel rotation, when rope sheave velocity of rotation is lower than driving wheel, rope sheave sliding opposite with driving wheel, non-interference, the first pawl bullet
Spring is used for when rope sheave and driving wheel are without opposite sliding, and the first pawl is pressed on driving wheel in advance, keeps transmission.
Preferably, a kind of chain saw with the double starting systems of flashlight described above, the electric activation component include
External electric starter, drive rod, the drive rod are connected with the driving wheel, the external electric starter and the drive rod
It is connected and passes through the drive rod and drives the driving wheel rotation.
External electric starter drives drive rod rotation for connecting with drive rod, and by external electric starter, thus band
Dynamic driving wheel rotation, external electric starter can reduce the weight of chain saw complete machine, improve portability.
Preferably, a kind of chain saw with the double starting systems of flashlight described above, the starter ontology middle part are set
It is equipped with newel, inner hole is provided on the newel, the driving wheel is placed on the newel, and the drive rod passes through institute
Inner hole is stated to be connected with the driving wheel.
The inner hole that drive rod passes through on newel is connect with driving wheel, can be improved the stability of drive rod rotation, simultaneously
Improve the stability that drive rod is connect with driving wheel.
Preferably, a kind of chain saw with the double starting systems of flashlight described above, ring is provided on the drive rod
Slot, is provided with circlip in the annular groove, the drive rod by the annular groove, circlip mating connection in the driving wheel.
It is connect by circlip with driving wheel on drive rod, so that drive rod is closely connect with driving wheel, drive rod passes through it
Rotation drives the rotation of driving wheel, realizes the electrically actuated of chain saw.
Preferably, a kind of chain saw with the double starting systems of flashlight described above, the rope sheave are placed on the center
On column, the rope sheave and the center intercolumniation are provided with bearing.
Rope sheave is placed on newel the stability that can guarantee rope sheave rotation, and bearing is for reducing rope sheave during rotation
The abrasion generated between newel, the service life of elongation center's column, rope sheave.
Preferably, a kind of chain saw with the double starting systems of flashlight described above, the flywheel assembly include flywheel,
Second pawl, the second ratchet spring, second pawl, the second ratchet spring are set on the flywheel, second pawl
It is in contact with the driving wheel, when the starting wheel speed is higher than the flywheel, second ratchet spring is by second spine
Pawl is pressed on the driving wheel and the driving wheel drives the flywheel turns, and the starting wheel speed is lower than the flywheel
When, second pawl is opposite with the driving wheel to be slided, and the flywheel is detached from the driving wheel and is rotated.
Flywheel is used to drive the movement of engine driving component, realizes the work of chain saw, flywheel, the second pawl, the second spine
There is the transmission of overdrive clutch function to cooperate for latch spring, driving wheel composition, and flywheel is for installing the second pawl, the second pawl bullet
Spring, flywheel is in rotation and when velocity of rotation is lower than driving wheel, the compression of the second pawl and driving wheel, and driving wheel drives flywheel to turn
Dynamic, when flywheel turns speed is higher than driving wheel, flywheel sliding opposite with driving wheel, non-interference, the second ratchet spring is used for
When flywheel and driving wheel are without opposite sliding, the second pawl is pressed on driving wheel in advance, keeps transmission.
Preferably, a kind of chain saw with the double starting systems of flashlight described above, set on the external electric starter
Be equipped with drive joint, clamping groove, the drive joint is connected with the drive rod, the starter outer body be provided with
The clamping block that the clamping groove matches, the external electric starter pass through the clamping groove, clamping block and the starter sheet
Body is connected.
Drive joint with drive rod for connecting, so that external electric starter passes through the connection of drive joint and drive rod,
Drive rod rotation is driven, to start chain saw by electrically actuated mode, drive joint is for the clamping with starter outer body
Slot connection, realizes the connection of external electric starter Yu starter ontology.
Preferably, a kind of chain saw with the double starting systems of flashlight described above, the manual starting component also wrap
Operating crank is included, the operating crank is connected to the drawstring other end.
Operating crank is connected to the other end of drawstring, and user, which need to only hold operating crank, can pull drawstring, and raising makes
Use efficiency.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the front section view of the utility model；
Fig. 3 is the fragmentary sectional elevation view of the utility model；
Fig. 4 is the side sectional view of the utility model；
Fig. 5 is the cross-sectional view of flywheel and driving wheel connecting portion in the utility model；
Fig. 6 is the structural schematic diagram of external electric starter in the utility model；
Fig. 7 is the side view of the utility model；
Fig. 8 is the explosive view of the utility model.
Specific embodiment
1-8 and specific embodiment are described in further detail the utility model with reference to the accompanying drawing, but they are not
Limitations of the present invention:
Embodiment 1
A kind of chain saw with the double starting systems of flashlight, including starting component 3, flywheel assembly 6, engine driving component 5,
Chain saw shell 1, the starting component 3 connect with the flywheel assembly 6 and the flywheel assembly 6 are driven to move, the flywheel group
Part 6 is connected with the engine driving component 5, and the flywheel assembly 6, engine driving component 5 are set to the chain saw shell
Inside body 1, the starting component 3 is set on the chain saw shell 1, and the starting component 3 includes driving wheel 32, starter sheet
Body 31, manual starting component 2, electric activation component 4, the driving wheel 32 are set on the starter ontology 31, the hand
Dynamic starting component 2, electric activation component 4 are connected with the driving wheel 32 respectively and drive described fly by the driving wheel 32
Wheel assembly 6 moves.
In use, a kind of start mode is the mode of manual starting, manual starting component 2 is specially pulled, by manual
Starting component 2 drives driving wheel 32 to rotate, and drives flywheel assembly 6 to move by driving wheel 32, and flywheel assembly 6 starts engine
Driving assembly 5, engine driving component 5 drive saw blade movement, realize the work of chain saw, another start mode is electric activation
Mode, start electric activation component 4, electric activation component 4 drive driving wheel 32 rotate, and pass through flywheel assembly 6, engine
Driving assembly 5 realizes the movement of saw blade, completes the work of chain saw.
Preferably, the manual starting component 2 includes drawstring 21, return spring 23, rope sheave 22, the first pawl 25, the
One ratchet spring 26,21 one ends wound of drawstring is connected on the rope sheave 22 and the other end stretches out the starter ontology
31, the rope sheave 22 is connected on the starter ontology 31, and the return spring 23 is connected on the rope sheave 22 and for institute
It states rope sheave 22 and elastic-restoring force is provided, first pawl 25, the first ratchet spring 26 be connected on the rope sheave 22, and described the
One pawl 25 is in contact with the driving wheel 32, when 22 revolving speed of rope sheave is higher than the driving wheel 32, the first pawl bullet
First pawl 25 is pressed on the driving wheel 32 spring 26 and the rope sheave 22 drives the driving wheel 32 to rotate, described
When 22 revolving speed of rope sheave is lower than the driving wheel 32, first pawl 25 and the opposite sliding of the driving wheel 32, the driving wheel
32, which are detached from the rope sheave 22, is rotated.
Preferably, the electric activation component 4 includes external electric starter 41, drive rod 42, the drive rod 42 with
The driving wheel 32 is connected, and the external electric starter 41 is connected with the drive rod 42 and is driven by the drive rod 42
The driving wheel 32 is moved to rotate.
Preferably, being provided with newel 311 in the middle part of the starter ontology 31, it is provided on the newel 311 interior
Hole 312, the driving wheel 32 are placed on the newel 311, and the drive rod 42 passes through the inner hole 312 and the driving wheel
32 are connected.
Preferably, being provided with annular groove 422 on the drive rod 42, circlip 421 is provided in the annular groove 422, it is described
Drive rod 42 by the annular groove 422, circlip 421 mating connection in the driving wheel 32.
Preferably, the rope sheave 22 is placed on the newel 311, set between the rope sheave 22 and the newel 311
It is equipped with bearing 27.
Preferably, the flywheel assembly 6 includes flywheel 63, the second pawl 61, the second ratchet spring 62, second spine
Pawl 61, the second ratchet spring 62 are set on the flywheel 63, and second pawl 61 is in contact with the driving wheel 32, described
When 32 revolving speed of driving wheel is higher than the flywheel 63, second pawl 61 is pressed in the starting by second ratchet spring 62
On wheel 32 and the driving wheel 32 drives the flywheel 63 to rotate, described when 32 revolving speed of driving wheel is lower than the flywheel 63
Second pawl 61 is detached from the driving wheel 32 and is rotated with the opposite sliding of the driving wheel 32, the flywheel 63.
Preferably, being provided with drive joint 412, clamping groove 411, the drive joint on the external electric starter 41
412 are connected with the drive rod 42, and the clamping matched with the clamping groove 411 is provided on the outside of the starter ontology 31
Block 313, the external electric starter 41 are connected by the clamping groove 411, clamping block 313 with the starter ontology 31.
Preferably, the manual starting component 2 further includes operating crank 24, the operating crank 24 is connected to the drawing
It restricts 21 other ends.
Specifically, drawstring 21 drives rope sheave 22 in use, manual starting mode is to hold operating crank 24 to pull drawstring 21
Rotation, when just starting, 22 revolving speed of rope sheave is greater than driving wheel 32, the first pawl 25 and 32 clamping of driving wheel, and rope sheave 22, which drives, to be started
32 rotation of wheel, when 32 velocity of rotation of driving wheel is greater than rope sheave 22, the first pawl 25 is opposite with driving wheel 32 to be slided, so that driving wheel
32 power cannot pass to rope sheave 22, and realization surmounts movement, and the first pawl 25 is pressed in driving wheel by the first ratchet spring 26 in advance
On 32, transmission is kept, when 32 velocity of rotation of driving wheel is greater than flywheel 63, the second pawl 61 and 32 clamping of driving wheel, driving wheel 32
It drives flywheel 63 to rotate, so that engine driving component 5 be driven to move, realizes the work of chain saw, wherein rope sheave 22 and newel
It is provided with bearing 27 between 311, reduces the abrasion of rope sheave 22, while improving turning power, rolling bearing can be used in middle (center) bearing 27
Or sliding bearing.
Electric activation mode is to start external electric starter 41, and external electric starter 41 drives drive rod 42 to rotate, transmission
Bar 42 drives driving wheel 32 to rotate, and the revolving speed of driving wheel 32 is greater than flywheel 63, the second pawl 61 and 32 clamping of driving wheel, driving wheel
32 drive flywheel 63 to rotate, so that engine driving component 5 be driven to move, realize the work of chain saw, drive joint 412 and transmission
The matching part of bar 42 is set as non-circular structure, such as a side, two sides, tripartite, four directions, five sides, six sides or flower type structure,
For the versatility for guaranteeing external electric starter 41, the matching part of drive joint 412 and drive rod 42 is set as to be widely used
Interior hexagonal, hexagon or quadrilateral structure complete, remove external starting for protection drive rod 42 and starter ontology 31
When electric starter 41, the hole portion cooperated on starter ontology 31 with drive joint 412 can be sealed with rubber stopper, is guaranteed internal clear
It is clean, in addition, one-way element can also be that voussoir one-way element, ball are super except the pawl one-way element used in the utility model
More mechanism.
In short, the above is only the preferred embodiment of the present invention, all ranges according to present utility model application patent
Made equivalent changes and modifications should all belong to the covering scope of the utility model.
Claims (9)
1. a kind of chain saw with the double starting systems of flashlight, including starting component (3), flywheel assembly (6), engine driving component
(5), chain saw shell (1), the starting component (3) connect with the flywheel assembly (6) and the flywheel assembly (6) are driven to transport
Dynamic, the flywheel assembly (6) is connected with the engine driving component (5), the flywheel assembly (6), engine driving group
Part (5) is set to chain saw shell (1) inside, and the starting component (3) is set on the chain saw shell (1), feature
Be: the starting component (3) includes driving wheel (32), starter ontology (31), manual starting component (2), electric activation group
Part (4), the driving wheel (32) are set on the starter ontology (31), the manual starting component (2), electric activation group
Part (4) is connected with the driving wheel (32) respectively and drives flywheel assembly (6) movement by the driving wheel (32).
2. a kind of chain saw with the double starting systems of flashlight according to claim 1, it is characterised in that: the manual starting
Component (2) includes drawstring (21), return spring (23), rope sheave (22), the first pawl (25), the first ratchet spring (26), described
Drawstring (21) one ends wound is connected on the rope sheave (22) and the other end stretches out the starter ontology (31), the rope sheave
(22) it is connected on the starter ontology (31), the return spring (23) is connected on the rope sheave (22) and is the rope
It takes turns (22) and elastic-restoring force is provided, first pawl (25), the first ratchet spring (26) are connected on the rope sheave (22), institute
The first pawl (25) is stated to be in contact with the driving wheel (32), when rope sheave (22) revolving speed is higher than the driving wheel (32), institute
State the first ratchet spring (26) by first pawl (25) be pressed on the driving wheel (32) and the rope sheave (22) drive
Driving wheel (32) rotation, when rope sheave (22) revolving speed is lower than the driving wheel (32), first pawl (25) and institute
Driving wheel (32) opposite sliding is stated, the driving wheel (32) is detached from the rope sheave (22) and is rotated.
3. a kind of chain saw with the double starting systems of flashlight according to claim 2, it is characterised in that: the electric activation
Component (4) includes external electric starter (41), drive rod (42), and the drive rod (42) is connected with the driving wheel (32),
The external electric starter (41) is connected with the drive rod (42) and drives the driving wheel by the drive rod (42)
(32) it rotates.
4. a kind of chain saw with the double starting systems of flashlight according to claim 3, it is characterised in that: the starter sheet
It is provided with newel (311) in the middle part of body (31), is provided with inner hole (312) on the newel (311), driving wheel (32) set
In on the newel (311), the drive rod (42) passes through the inner hole (312) and is connected with the driving wheel (32).
5. a kind of chain saw with the double starting systems of flashlight according to claim 4, it is characterised in that: the drive rod
(42) it is provided on annular groove (422), is provided with circlip (421) in the annular groove (422), the drive rod (42) passes through the ring
Slot (422), circlip (421) mating connection in the driving wheel (32).
6. a kind of chain saw with the double starting systems of flashlight according to claim 4, it is characterised in that: the rope sheave (22)
It is placed on the newel (311), bearing (27) is provided between the rope sheave (22) and the newel (311).
7. a kind of chain saw with the double starting systems of flashlight according to claim 1, it is characterised in that: the flywheel assembly
It (6) include flywheel (63), the second pawl (61), the second ratchet spring (62), second pawl (61), the second ratchet spring
(62) it is set on the flywheel (63), second pawl (61) is in contact with the driving wheel (32), the driving wheel
(32) when revolving speed is higher than the flywheel (63), second pawl (61) is pressed in described rise by second ratchet spring (62)
On driving wheel (32) and the driving wheel (32) drives flywheel (63) rotation, and driving wheel (32) revolving speed is lower than the flywheel
(63) when, second pawl (61) and the driving wheel (32) opposite sliding, the flywheel (63) are detached from the driving wheel
(32) it is rotated.
8. a kind of chain saw with the double starting systems of flashlight according to claim 3, it is characterised in that: the external electricity rises
Drive joint (412), clamping groove (411), the drive joint (412) and the drive rod (42) phase are provided on dynamic device (41)
Connection, starter ontology (31) outside is provided with the clamping block (313) matched with the clamping groove (411), described outer
It sets electric starter (41) and is connected by the clamping groove (411), clamping block (313) with the starter ontology (31).
9. a kind of chain saw with the double starting systems of flashlight according to claim 2, it is characterised in that: the manual starting
Component (2) further includes operating crank (24), and the operating crank (24) is connected to the drawstring (21) other end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920080442.XU CN209604183U (en) | 2019-01-18 | 2019-01-18 | A kind of chain saw with the double starting systems of flashlight |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920080442.XU CN209604183U (en) | 2019-01-18 | 2019-01-18 | A kind of chain saw with the double starting systems of flashlight |
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| Publication Number | Publication Date |
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| CN209604183U true CN209604183U (en) | 2019-11-08 |
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ID=68399688
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920080442.XU Active CN209604183U (en) | 2019-01-18 | 2019-01-18 | A kind of chain saw with the double starting systems of flashlight |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109611252A (en) * | 2019-01-18 | 2019-04-12 | 浙江三锋实业股份有限公司 | A kind of chain saw with the double starting systems of flashlight |
-
2019
- 2019-01-18 CN CN201920080442.XU patent/CN209604183U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109611252A (en) * | 2019-01-18 | 2019-04-12 | 浙江三锋实业股份有限公司 | A kind of chain saw with the double starting systems of flashlight |
| CN109611252B (en) * | 2019-01-18 | 2024-04-02 | 浙江三锋实业股份有限公司 | Chain saw with flashlight double-starting system |
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