CN209047158U - A kind of chain saw - Google Patents
A kind of chain saw Download PDFInfo
- Publication number
- CN209047158U CN209047158U CN201821276537.0U CN201821276537U CN209047158U CN 209047158 U CN209047158 U CN 209047158U CN 201821276537 U CN201821276537 U CN 201821276537U CN 209047158 U CN209047158 U CN 209047158U
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- China
- Prior art keywords
- carrier bar
- adjustment part
- elastic component
- guide rod
- sprocket wheel
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Abstract
The utility model discloses a kind of chain saws, including sprocket wheel, carrier bar and regulating mechanism, relative direction activity of the carrier bar with respect to sprocket wheel along sprocket wheel and carrier bar is arranged, the regulating mechanism includes adjustment part and elastic component, adjustment part is connect with carrier bar, adjustment part drive link, elastic component is for driving adjustment part along the relative direction activity of sprocket wheel and carrier bar.The utility model is moved using elastic component driving adjustment part, so that carrier bar be driven to move, the spacing of carrier bar and sprocket wheel is made to change.Carrier bar can generate the movable active force of relative direction along sprocket wheel and carrier bar in use, generate the subtle displacement of non-artificial control, elastic component deformation at this time can effectively buffer the active force, reduce the movement of the non-artificial control of carrier bar, so that the stable working state of chain saw, therefore elastic component control carrier bar stroke controls carrier bar stroke longer life expectancy compared to screw thread, is lost smaller.The installing and dismounting process of elastic component is more easy compared to screw thread simultaneously.
Description
[technical field]
The utility model relates to a kind of chain saws, belong to chain saw field.
[background technique]
Electric chain saw is a kind of to be mainly used to lumber, prune and the electric tool of timber processing.With the development of society, current source
The application field of saw is also increasingly wider, and the crowd used is also more and more, proposes to the operability of electric chain saw product higher
It is required that.
The spacing of electric chain saw long-term use process middle sprocket and carrier bar can generate variation at present, and adjust the main of the variation
Means are to rely on screw thread.Screw thread regulation rigidity is strong, and chain saw use process recoil is stronger, and screw thread is easy in long-term use process
Abrasion, is unfavorable for being used for a long time.
[utility model content]
A kind of chain saw is provided the technical problem to be solved by the utility model is to overcome the deficiencies in the prior art, is passed through
Elastic force controls carrier bar stroke, and substitution screw thread control to offset recoil in chain saw use process, promotes the use of regulating mechanism
Service life and operation stability.
Above-mentioned technical problem is solved, the utility model adopts the following technical solution:
A kind of chain saw, including sprocket wheel, carrier bar and regulating mechanism, carrier bar are living along the relative direction of sprocket wheel and carrier bar with respect to sprocket wheel
Dynamic setting, the regulating mechanism includes adjustment part and elastic component, and adjustment part is connect with carrier bar, adjustment part drive link, elastic component
For driving adjustment part along the relative direction activity of sprocket wheel and carrier bar.
The utility model is moved using elastic component driving adjustment part, so that carrier bar be driven to move, is made between carrier bar and sprocket wheel
Away from changing.Carrier bar can generate the movable active force of relative direction along sprocket wheel and carrier bar in use, generate inhuman
For the subtle displacement of control, elastic component deformation at this time can effectively be buffered the active force, reduce the movement of the non-artificial control of carrier bar,
So that the stable working state of chain saw, therefore elastic component control carrier bar stroke controls carrier bar stroke longer life expectancy, damage compared to screw thread
It consumes smaller.The installing and dismounting process of elastic component is more easy compared to screw thread simultaneously.
Preferably, the chain saw further includes rack, and sprocket wheel and carrier bar are respectively provided on the rack, and elastic component is located at rack and tune
Between one integral piece.
Preferably, the regulating mechanism further includes guide rod, and adjustment part is arranged on guide rod, and elastic component covers on guide rod.
Preferably, the adjustment part is axially movably arranged on guide rod along guide rod or adjustment part is axially fixed along guide rod
Position is on guide rod.
Preferably, when adjustment part is axially positioned on guide rod along guide rod, chain saw further includes limiting section, is provided on guide rod
With the gag lever post of limiting section cooperation, limiting section is used to move along the relative direction of sprocket wheel and carrier bar limitation gag lever post, and adjustment part turns
It is dynamic to be mounted on guide rod.
Preferably, the regulating mechanism further includes gasket, and elastic component is between gasket and adjustment part, the end of elastic component
On gasket.
Preferably, the regulating mechanism further includes guide rod, and gasket and adjustment part are arranged on guide rod, gasket and/or tune
One integral piece is axially movably arranged on guide rod along guide rod.
Preferably, the regulating mechanism further includes the guide plate being fixedly connected with adjustment part, and elastic component is mounted on guide plate, machine
Guide groove is offered on frame, guide plate is movably arranged in guide groove.
Preferably, the elastic component is tensioned or is stretching between rack and adjustment part, when elastic component is stretching in rack and tune
When between one integral piece, the both ends of elastic component are separately fixed in rack and adjustment part.
Preferably, the elastic component is tensioned or is stretching between gasket and adjustment part, when elastic component is stretching in gasket and tune
When between one integral piece, the both ends of elastic component are separately fixed on gasket and adjustment part.
Preferably, the chain saw further includes fastener, and fastener is for carrier bar to be fixed on the rack.
Preferably, the chain saw further includes chain, and sprocket wheel and carrier bar are engaged on chain.
Other features and advantages of the utility model will the detailed exposure in following specific embodiment, attached drawing.
[Detailed description of the invention]
The utility model is described further with reference to the accompanying drawing:
Fig. 1 is the schematic perspective view of 1 chain saw of the utility model embodiment；
Fig. 2 is the configuration schematic diagram of 1 chain saw of the utility model embodiment；
Fig. 3 is 1 chainsaw chain item tune pine state main view schematic cross-sectional view of the utility model embodiment；
Fig. 4 is that 1 chainsaw chain item of the utility model embodiment tightens state main view schematic cross-sectional view；
Fig. 5 looks up schematic cross-sectional view for 1 chain saw of the utility model embodiment；
Fig. 6 is the schematic perspective view of the regulating mechanism in the utility model embodiment 1；
Fig. 7 is the schematic perspective view of 2 regulating mechanism of the utility model embodiment；
Fig. 8 is the schematic perspective view of 3 regulating mechanism of the utility model embodiment.
[specific embodiment]
The technical solution of the utility model embodiment is explained below with reference to the attached drawing of the utility model embodiment and
Illustrate, but following embodiments are only the preferred embodiment of the utility model, and not all.Based on the implementation example in the implementation mode,
Those skilled in the art's obtained other embodiments without making creative work, belong to the utility model
Protection scope.
In the following description, occur term "inner", "outside", "upper", "lower", the indicating positions such as "left", "right" or
Positional relationship is to be based on the orientation or positional relationship shown in the drawings, description embodiment merely for convenience and simplified description, and
It is not that the device of indication or suggestion meaning or element must have a particular orientation, be constructed and operated in a specific orientation, because
This should not be understood as limiting the present invention.
Embodiment 1:
Referring to Fig. 1-6.
Present embodiments provide a kind of chain saw, including sprocket wheel 1, carrier bar 2 and regulating mechanism 13.Its intermediate plate 2 is with respect to sprocket wheel 1
Relative direction activity along sprocket wheel 1 and carrier bar 2 is arranged, and the spacing of sprocket wheel 1 and carrier bar 2 is adjusted by regulating mechanism 13.
In general, chain saw further includes rack 4 and chain 8.Under normal conditions, sprocket wheel 1 is rotatably installed in rack 4, chain
Plate 2 is movably arranged in rack 4, and sprocket wheel 1 and carrier bar 2 are engaged on chain 8, and regulating mechanism 13 is connect with carrier bar 2.Pass through
Regulating mechanism 13 drives carrier bar 2 mobile, changes spacing between sprocket wheel 1 and carrier bar 2, and then adjust the tensioning degree of chain 8.
The present embodiment chain saw further includes fastener 12.When carrier bar 2 is run to target position, fastener 12 then consolidates carrier bar 2
It is scheduled in rack 4, stablizes spacing between carrier bar 2 and sprocket wheel 1, and then stablize the tensioning degree of chain 8.
Preferably, fastener 12 is fastening bolt, and fastening bolt is arranged threaded end thread and is connected in rack 4,
Fastening bolt and rack 4 are positioned along the relative direction of sprocket wheel 1 and carrier bar 2.The bolt for fastening bolt sliding is offered on carrier bar 2
Sliding slot 19, fastening bolt are inserted in bolt sliding slot 19, and bolt sliding slot 19 is arranged along the relative direction of sprocket wheel 1 and carrier bar 2.Fastening
Bolt unscrews under state, and when carrier bar 2 is mobile, fastening bolt can be in bolt sliding slot 19 along the relative direction of sprocket wheel 1 and carrier bar 2
Activity.When carrier bar 2 is in target position with respect to sprocket wheel 1, fastening bolt is screwed, carrier bar 2 is then fixed on rack 4 by fastening bolt
On.
Specifically, the present embodiment regulating mechanism 13 includes adjustment part and elastic component 3.Adjustment part is connect with carrier bar 2, adjustment part
Drive link 2, elastic component 3 drive adjustment part activity by deformation, and then control 2 activity of carrier bar.Elastic component 3 can be selected such as
The components such as spring, rubber sleeve.Elastic component 3 selects spring in the present embodiment.
Preferably, adjustment part includes adjustment plate 14 and drive block 15 in the present embodiment, and drive block 15 is fixed on adjustment plate 14
On, spring end is extruded in adjustment plate 14.Drive block hole 16, the shape in drive block hole 16 and drive block 15 are offered on carrier bar 2
Shape matches, and drive block 15 is plugged in drive block hole 16, and then keeps adjustment plate 14 and carrier bar 2 fixed.Unclamp fastening bolt, chain
Plate 2 and the adjustment plate 14 fixed with carrier bar 2 can be movable, and spring deformation drives adjustment plate 14 mobile, the mobile band of adjustment plate 14
Dynamic carrier bar 2 is mobile.
Further to utilize existing mechanism, elastic component 3 is arranged between rack 4 and adjustment plate 14 the present embodiment.It is hand-held
Rack 4 is supported or is fixed by an end of the rack 4 to spring, and the other end deformation of spring drives adjustment plate 14
Movement, and then keep carrier bar 2 close or separate sprocket wheel 1.When chain saw is run, carrier bar 2 generates sometimes promotes elastic component 3 further
The subtle movement of deformation, elastic component 3 can limit the movement at this time, while run shape by elasticity stable carrier bar 2
State.
The deformation direction of spring is the moving direction of adjustment plate 14, and the movement of adjustment plate 14 should make sprocket wheel 1 and carrier bar 2
Between spacing variation.In order to which the direction of motion to spring and adjustment plate 14 is oriented to, regulating mechanism 13 further includes guide rod 5,
Adjustment plate 14 is arranged on guide rod 5, and spring pocket is on guide rod 5.The equal edge of moving direction in the deformation direction and adjustment plate 14 of spring
The axial direction of guide rod 5, correspondingly, guide rod 5 should relative direction that is parallel as far as possible or being parallel to sprocket wheel 1 and carrier bar 2.
Preferably, guide groove 10 is offered in rack 4, corresponding with guide rod 5, guide groove 10 is stem guiding trough in the present embodiment,
Guide rod 5 is arranged in stem guiding trough.Stem guiding trough can position guide rod 5, and then the deformation direction of stabilizing spring and adjustment plate
14 moving direction.
It is further preferred that spring is also disposed in stem guiding trough, lead stem guiding trough to the deformation direction of spring simultaneously
To.Guide groove 10 includes a limited wall 18, and spring is between limited wall 18 and adjustment plate 14.
Spring is in contraction state always in the present embodiment, and spacing can reach in tolerance range between sprocket wheel 1 and carrier bar 2
Spring contraction degree is maximum when minimum value, therefore the both ends of spring are extruded in respectively on limited wall 18 and adjustment plate 14.Bullet at this time
It can fix, can also be not fixed between the end and limited wall 18 of spring, can be fixed between the end and adjustment plate 14 of spring,
It can also be not fixed.It is fixed with respect to rack 4 to screw fastening bolt, carrier bar 2 and adjustment plate 14, spring is limited in 14 He of adjustment plate
Between limited wall 18, install on chain 8 to sprocket wheel 1 and carrier bar 2 at this time.Unscrew fastening bolt, 18 phase of adjustment plate 14 and limited wall
Removable to rack 4, adjustment plate 14 is driven carrier bar 2 far from sprocket wheel 1, chain by spring thrust to far from the movement of 1 direction of sprocket wheel
Wheel 1 and 2 spacing of carrier bar increase, so that 8 tensioning degree of chain increases, after reaching target position, screw the fixed carrier bar of fastening bolt
2。
Adjustment plate 14 is axially positioned on guide rod 5 along guide rod 5 in the present embodiment, therefore when the spring drive movement of adjustment plate 14
Guide rod 5 is driven to be axially moved together along guide rod 5.
Preferably, limiting section 6 is provided in rack 4, limiting section 6 is set using the structure of retention bead in the present embodiment
It sets.The gag lever post 11 matched with retention bead is provided on guide rod 5, adjustment plate 14 is rotatably installed on guide rod 5.
Gag lever post 11 is obliquely installed with respect to guide rod 5 in the present embodiment, such as gag lever post 11 and guide rod 5 are mutually perpendicular to.Guide rod 5
It is integrally formed with gag lever post 11, or is formed using a bar bending.The setting of gag lever post 11 exists when installing carrier bar 2 in the present embodiment
The left side of limiting section 6, while fastening bolt is locked, at spring in tensioning state, the left end of spring is extruded in limited wall 18
On, the right end of spring squeezes to the right adjustment plate 14, then unclamp fastening bolt, although adjustment plate 14 by spring thrust to the right,
But the gag lever post 11 that adjustment plate 14 is fixed relatively is then moved right and is extruded on the left side of limiting section 6, therefore adjustment plate 14
Opposite rack 4 is motionless, and spring can not push adjustment plate 14 and carrier bar 2 mobile.Rotating guide-bar 5, gag lever post 11 are detached from limiting section 6
Limitation, spring is support with limited wall 18, resets deformation to the right, pushes adjustment plate 14 to move right together together with carrier bar 2, chain
Wheel 1 and carrier bar 2 are relatively distant from, and achieve the purpose that tension chain 8.
Be additionally provided with end cap 20 in the present embodiment on the outside of regulating mechanism 13, regulating mechanism 13 be located at end cap 20 and rack 4 it
Between.End cap 20 is limited and is positioned to regulating mechanism 13.
Embodiment 2.
Referring to Fig. 7.
The present embodiment regulating mechanism includes elastic component 3, guide rod 5, gasket 7, gag lever post 11, adjustment plate 14 and drive block 15.
Elastic component 3 is in compressive state in the present embodiment.
For elastic component 3 between gasket 7 and adjustment plate 14, the both ends of elastic component 3 are located at gasket 7 and adjustment plate 14
On.The both ends of elastic component 3 are extruded in respectively on gasket 7 and adjustment plate 14 at this time, and gasket 7 is extruded on limited wall, and gasket 7 makes
The end of elastic component 3 supports better off, reduces the loss of elastic component 3.In order to realize the deformation effects of elastic component 3, gasket 7
Opposite adjustment plate 14 should be along the deformation direction active installation of elastic component 3.
For example, the present embodiment gasket 7 and adjustment plate 14 are arranged on guide rod 5,3 sets of elastic component on guide rod 5, gasket 7
It is axially movably arranged on guide rod 5 along guide rod 5, adjustment plate 14 is axially positioned on guide rod 5 along guide rod 5.
Embodiment 3.
Referring to Fig. 8.
The present embodiment regulating mechanism includes elastic component 3, adjustment plate 14, drive block 15, leads with what adjustment plate 14 was fixedly connected
Plate 9, drive block 15 are fixed on guide plate 9, and elastic component 3 is mounted in adjustment plate 14, and elastic component 3 is mounted on by adjusting plate 14 and leads
On plate 9, guide groove is guide bar slot, and guide plate 9 and elastic component 3 are movably arranged in guide bar slot.The both ends of elastic component 3 are extruded in respectively
Between adjustment plate 14 and limited wall.Elastic component 3 is in compressive state in the present embodiment.
The present embodiment limiting section does not play position-limiting action to regulating mechanism.
Embodiment 4.
The present embodiment the difference from embodiment 1 is that, adjustment plate is axially movably arranged on guide rod along guide rod.The structure
Operation is adjusted in more convenient user.
In addition, the end of guide rod is additionally provided with locating part, locating part is located at side of the adjustment plate far from spring.Locating part is anti-
Only adjustment plate is above pushed away from guide rod and is fallen by spring.
Embodiment 5.
The present embodiment the difference from embodiment 1 is that, elastic component is stretching between rack and adjustment part, the both ends of elastic component
It is separately fixed on limited wall and adjustment part.Spacing between sprocket wheel and carrier bar first can be transferred to maximum in tolerance range when installation
Value locks fastening bolt, and elastic component tensile deformation degree is maximum at this time, and chain tension degree is maximum.Then fastening bolt is unclamped,
Elastic component resets deformation adjustment part is mobile towards sprocket wheel together together with carrier bar at this time, so that chain relaxation, finally locks fastening
Bolt.
Embodiment 6.
The present embodiment the difference from example 2 is that, elastic component is stretching between gasket and adjustment part, the both ends of elastic component
It is separately fixed on gasket and adjustment part, gasket is fixed with limited wall.First spacing between sprocket wheel and carrier bar can held when installation
By maximum value is transferred in range, fastening bolt is locked, elastic component tensile deformation degree is maximum at this time, and chain tension degree is maximum.
Then fastening bolt is unclamped, elastic component reset deformation at this time is mobile towards sprocket wheel together together with carrier bar by adjustment part, so that chain
Relaxation, finally locks fastening bolt.
Above description is only a specific implementation of the present invention, but the protection scope of the utility model is not limited to
In this, being familiar with the those skilled in the art should be understood that the utility model includes but is not limited to attached drawing and specific embodiment party above
Content described in formula.The modification of any function and structure principle without departing from the utility model is intended to be included in claims
Range in.
Claims (11)
1. a kind of chain saw, including sprocket wheel, carrier bar and regulating mechanism, carrier bar is with respect to sprocket wheel along the relative direction activity of sprocket wheel and carrier bar
Setting, it is characterised in that: the regulating mechanism includes adjustment part and elastic component, and adjustment part is connect with carrier bar, adjustment part transmission chain
Plate, elastic component is for driving adjustment part along the relative direction activity of sprocket wheel and carrier bar.
2. chain saw according to claim 1, it is characterised in that: the chain saw further includes rack, and sprocket wheel and carrier bar are respectively provided with
On the rack, elastic component is between rack and adjustment part.
3. chain saw according to claim 1, it is characterised in that: the regulating mechanism further includes guide rod, and adjustment part setting exists
On guide rod, elastic component covers on guide rod.
4. chain saw according to claim 3, it is characterised in that: the adjustment part is axially movably arranged at guide rod along guide rod
On or adjustment part be axially positioned on guide rod along guide rod.
5. chain saw according to claim 4, it is characterised in that: when adjustment part is axially positioned on guide rod along guide rod, chain
Saw further includes limiting section, and the gag lever post with limiting section cooperation is provided on guide rod, and limiting section is used for along the opposite of sprocket wheel and carrier bar
Direction limits gag lever post movement, and adjustment part is rotatably installed on guide rod.
6. chain saw according to claim 1, it is characterised in that: the regulating mechanism further includes gasket, and elastic component is located at pad
Between piece and adjustment part, the end of elastic component is located on gasket.
7. chain saw according to claim 6, it is characterised in that: the regulating mechanism further includes guide rod, gasket and adjustment part
It is arranged on guide rod, gasket and/or adjustment part are axially movably arranged on guide rod along guide rod.
8. chain saw according to claim 2, it is characterised in that: the regulating mechanism further includes being fixedly connected with adjustment part
Guide plate, elastic component are mounted on guide plate, and guide groove is offered in rack, and guide plate is movably arranged in guide groove.
9. chain saw according to claim 2, it is characterised in that: elastic component tensioning or be stretching in rack and adjustment part it
Between, when elastic component is stretching between rack and adjustment part, the both ends of elastic component are separately fixed in rack and adjustment part.
10. chain saw according to claim 6, it is characterised in that: the elastic component tensioning is stretching in gasket and adjustment part
Between, when elastic component is stretching between gasket and adjustment part, the both ends of elastic component are separately fixed on gasket and adjustment part.
11. chain saw according to claim 2, it is characterised in that: the chain saw further includes fastener, and fastener is used for chain
Plate is fixed on the rack.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821276537.0U CN209047158U (en) | 2018-08-08 | 2018-08-08 | A kind of chain saw |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821276537.0U CN209047158U (en) | 2018-08-08 | 2018-08-08 | A kind of chain saw |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209047158U true CN209047158U (en) | 2019-07-02 |
Family
ID=67047385
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821276537.0U Active CN209047158U (en) | 2018-08-08 | 2018-08-08 | A kind of chain saw |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209047158U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113146750A (en) * | 2021-04-13 | 2021-07-23 | 浙江亚特电器有限公司 | Chain saw |
-
2018
- 2018-08-08 CN CN201821276537.0U patent/CN209047158U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113146750A (en) * | 2021-04-13 | 2021-07-23 | 浙江亚特电器有限公司 | Chain saw |
| CN113146750B (en) * | 2021-04-13 | 2023-08-18 | 浙江亚特电器股份有限公司 | Chain saw |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: No. 150 Wenlong Road, Yuxin Town, Nanhu District, Jiaxing City, Zhejiang Province Patentee after: Zhejiang Yate Electric Appliance Co.,Ltd. Address before: 314100 No. 150 Wenlong Road, Yuxin Town, Nanhu District, Jiaxing City, Zhejiang Province Patentee before: ZHEJIANG YAT ELECTRICAL APPLIANCE Co.,Ltd. |