CN204308298U - Double-strand electric chain saw - Google Patents
Double-strand electric chain saw Download PDFInfo
- Publication number
- CN204308298U CN204308298U CN201420418620.2U CN201420418620U CN204308298U CN 204308298 U CN204308298 U CN 204308298U CN 201420418620 U CN201420418620 U CN 201420418620U CN 204308298 U CN204308298 U CN 204308298U
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- CN
- China
- Prior art keywords
- saw chain
- saw
- chain
- gear
- guide plate
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 238000010009 beating Methods 0.000 claims abstract description 7
- 230000002093 peripheral effect Effects 0.000 claims abstract description 6
- 230000005540 biological transmission Effects 0.000 claims description 13
- 230000003111 delayed effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000002360 explosive Substances 0.000 description 2
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Abstract
A kind of double-strand electric chain saw, comprising: a housing; One guide plate, is fixed on this housing; One first saw chain, be arranged on this guide plate peripheral, wherein, this first saw chain has one first cutting part, and this first saw chain moves along this guide part, and has a first direction; One second saw chain, is arranged on this guide plate peripheral, and and this first saw chain interval one safe distance, to prevent from beating tooth, wherein, this second saw chain has one second cutting part, this second saw chain moves along this guide part, and has a second direction, and this first direction is contrary with this second direction; One gear unit, wherein, this gear unit is fixed on this housing, and this first saw chain moves along this first direction under the driving of this gear unit, and this second saw chain moves along this second direction under the driving of this gear unit; And a motor, for driving this gear unit.
Description
Technical field
The utility model relates to a kind of electric chain saw, especially a kind of double-strand electric chain saw.
Background technology
Electric chain saw is a kind of traditional electric tool, is applicable to forest zone lumbering, lumberyard selection, is also applicable to the departments such as building, shipbuilding, bridge, railway, mine.It generally drives circulating chain-blade by driving mechanism and works.What existing electric chain saw adopted is single saw chain design, is easily rebounded during cutting.Especially Gao Zhiju, because the arm of force is longer, rebound phenomena is more serious, and potential safety hazard is higher.Meanwhile, bounce-back also can accelerate the deformation of saw chain, saw chain is elongated, has had a strong impact on the life-span of saw chain.In addition, existing electric chain saw Impact direction is single, can produce great vibration, for the user, is difficult to stable operation.
Utility model content
The purpose of this utility model is to provide a kind of double-strand electric chain saw, can not be rebounded during its cutting.
Another object of the present utility model is to provide a kind of double-strand electric chain saw, its uniform force, stable.
For reaching above object, the utility model provides a kind of double-strand electric chain saw, comprising:
One housing;
One guide plate, wherein, this guide plate has a guide part, and a first end of this guide plate is fixed on this housing, and one second end of this guide plate stretches out, and this guide plate has a cutting position;
One first saw chain, be arranged on this guide plate peripheral, wherein, this first saw chain has one first cutting part, and in this cutting position cut workpiece, this first saw chain moves along this guide part, and has a first direction;
One second saw chain, be arranged on this guide plate peripheral, and and this first saw chain interval one safe distance, to prevent from beating tooth, wherein, this second saw chain has one second cutting part, and in this cutting position cut workpiece, this second saw chain moves along this guide part, and there is a second direction, this first direction is contrary with this second direction, and this first cutting part is parallel when cutting with this second cutting part, thus offsets the resistance that this first saw chain and this second saw chain be subject to when cut workpiece;
One gear unit, wherein, this gear unit is fixed on this housing, and this first saw chain moves along this first direction under the driving of this gear unit, and this second saw chain moves along this second direction under the driving of this gear unit; And
One motor, for driving this gear unit.
Nationality is by above-mentioned structure, and two saw chains move round about on same guide plate, and cancelling out each other due to resistance during cut workpiece, effectively prevent bounce-back.Be used in especially on Gao Zhiju, effectively prevent potential safety hazard.Meanwhile, delayed saw chain owing to preventing bounce-back and be elongated, improve service life of chain.In addition, two saw chains cut simultaneously on an object, improve cutting speed.
These objects of the present utility model, feature, and advantage will detailed description of the invention below, accompanying drawing, and exposure detailed in claim.
Accompanying drawing explanation
Fig. 1 is side view of the present utility model.
Fig. 2 is the partial enlarged drawing of the utility model transmission device.
Fig. 3 is the schematic diagram of the utility model saw chain.
Fig. 4 is the sectional view of the utility model saw chain.
Fig. 5 is the explosive view of the utility model saw chain.
Fig. 6 is the schematic diagram of the utility model guide plate.
Fig. 7 is that the A-A of the utility model guide plate is to sectional view.
Fig. 8 is the explosive view of the utility model guide plate.
Detailed description of the invention
Refer to Fig. 1, the utility model is a kind of double-strand electric chain saw, comprising:
One housing 1;
One guide plate 2, wherein, this guide plate 2 has a guide part, and a first end of this guide plate 2 is fixed on this housing 1, and one second end of this guide plate 2 stretches out, and this guide plate has a cutting position;
One first saw chain 3, is arranged on this guide plate 2, and wherein, this first saw chain 3 has one first cutting part, and in this cutting position cut workpiece, this first saw chain 3 moves along this guide part, and has a first direction;
One second saw chain 4, be arranged on this guide plate 2, and and this first saw chain interval one safe distance, to prevent from beating tooth, wherein, this second saw chain 4 has one second cutting part, and in this cutting position cut workpiece, this second saw chain 4 moves along this guide part, and there is a second direction, this first direction is contrary with this second direction, and this first cutting part is parallel when cutting with this second cutting part, thus offsets the resistance that this first saw chain 3 and this second saw chain 4 be subject to when cut workpiece;
One gear unit 5, wherein, this gear unit 5 is fixed on this housing 1, and this first saw chain 3 moves along this first direction under the driving of this gear unit 5, and this second saw chain 4 moves along this second direction under the driving of this gear unit 5; And
One motor, for driving this gear unit 5.
Nationality is by above-mentioned structure, and two saw chains move round about on same guide plate 2, and cancelling out each other due to resistance during cut workpiece, effectively prevent bounce-back.Be used in especially on Gao Zhiju, effectively prevent potential safety hazard.Meanwhile, delayed saw chain owing to preventing bounce-back and be elongated, improve service life of chain.In addition, two saw chains cut simultaneously on an object, improve cutting speed.
Refer to Fig. 3, Fig. 4 and Fig. 5, preferably, this saw chain comprises:
A plurality of first brace 7, is positioned at the phase distally of this first saw chain 3 and this second saw chain 4, and wherein, this first brace 7 has two the first connected piece holes;
At least one operator 6 is located on this first brace 7 part or all of, for cut workpiece;
A plurality of second brace 8, is positioned at the sides adjacent of this first saw chain 3 and this second saw chain 4 wherein, and this second brace 8 has two the second connected piece holes, and this second connected piece holes is corresponding with this first connected piece holes;
At least one attached cutter 12, is located at partly or entirely on this second brace 8, for auxiliary cut workpiece and prevent this first saw chain 3 from beating tooth mutually with this second saw chain 4;
A plurality of prerotation vane 9, this saw chain is moved along this guide part of this guide plate 2, wherein, this prerotation vane 9 is between this first brace 7 and this second brace 8, this prerotation vane 9 has two guiding film perforations, this guiding film perforation corresponds respectively to this first connected piece holes and this second connected piece holes, and forms through hole; And;
A plurality of fixture 10, wherein, this fixture 10 inserts this through hole, for making this plurality of first brace 7, this plurality of second brace 8, and this plurality of prerotation vane 9 forms chain form.
Preferably, this first brace 7, this second brace 8, and this prerotation vane 9, parallel to each other.
Nationality by above-mentioned structure, during cutting, the cutting effect of operator 6 for providing 90%, attached cutter 12 for the cutting effect of 10% is provided and prevent two saw chains to different directions motion by external pressure produce beat tooth phenomenon.Meanwhile, this first brace 7 of parallel placement, this second brace 8, and this prerotation vane 9 further reduces the possibility of beating tooth.
Refer to Fig. 6, Fig. 7 and Fig. 8, preferably, this guide part is parallel one first chute 21 and one second chute 22 being located at this guide plate 2 surrounding, and this first saw chain 3 and this second saw chain 4 move along this first chute 21 and this second chute 22 respectively.
Preferably, this guide plate 2 comprises one first sprocket wheel 23 and one second sprocket wheel 24 respectively by a clutch shaft bearing 231 and parallel this second end being located at this guide plate 2 of one second bearing 241, this first sprocket wheel 23 and this second sprocket wheel 24 engage with this first saw chain 3 and this second saw chain 4, to reduce friction respectively.
Preferably, this guide plate 2 comprises one first outer panel 25 further, one second outer panel 26, one first interior plate 27, one second interior plate 28, and an intermediate plate 29.This first outer panel 25, this second outer panel 26, this first interior plate 27, this second interior plate 28, this intermediate plate 29, this first sprocket wheel 23, and this second sprocket wheel 24 is fixed together by bolt 210.
The structure of above, during cutting, this first saw chain 3 moves along this first chute 21 and this second chute 22 when moving respectively with this second saw chain 4.Meanwhile, this first sprocket wheel and this second sprocket wheel engage with this first saw chain 3 and this second saw chain 4 respectively, to reduce friction, further reduce vibration, make operation more steady.
Refer to Fig. 2, preferably, this gear unit 5 comprises:
One first power transmission shaft 51, wherein, this first power transmission shaft 51 is hollow;
One second driving shaft 52, wherein, this second driving shaft 52 is through this first power transmission shaft 51;
One first gear 53, is fixed on this motor;
One second gear 54, is fixed on a first end of this first power transmission shaft 51, and wherein, this second gear 54 engages with this first gear 53, is with this first power transmission shaft 51 to rotate along one first rotation direction with this when this machine operation;
One the 3rd gear 55, be fixed on a first end of this second driving shaft 52, wherein, the 3rd gear 55 engages with this first gear 53, be with this second driving shaft 52 to rotate along one second rotation direction with this when this machine operation, this first rotation direction is contrary with this second rotation direction;
One the 4th gear 56, is fixed on one second end of this first power transmission shaft 51, and wherein, the 4th gear 56 engages with this first saw chain 3, to drive this first saw chain 3; And
5th gear 57, is fixed on one second end of this second driving shaft 52, and wherein, the 5th gear 57 engages with this second saw chain 4, to drive this second saw chain 4.
Preferably, this first gear 53, this second gear 54, and the 3rd gear 55 is bevel gear, the 4th gear 56 and the 5th gear 57 are spur gear.
The structure of above, during cutting, this first saw chain 3 moves on this guide plate 2 round about with this second saw chain 4, effectively prevent bounce-back.Meanwhile, itself there is different rotation directions in this gear unit 5, therefore vibration when rotating can cancel each other, and further increases stability.
Preferred double-strand electric chain saw, this comprises a switch 11 further, for controlling this motor.
By above-described embodiment, the purpose of this utility model is reached by fully effective.The personage being familiar with this skill should be understood that the content that the utility model includes but not limited to accompanying drawing and describes in detailed description of the invention above.Any amendment not departing from function and structure principle of the present utility model all will comprise within the scope of the appended claims.
Claims (9)
1. a double-strand electric chain saw, is characterized in that, comprising:
One housing;
One guide plate, wherein, this guide plate has a guide part, and a first end of this guide plate is fixed on this housing, and one second end of this guide plate stretches out, and this guide plate has a cutting position;
One first saw chain, be arranged on this guide plate peripheral, wherein, this first saw chain has one first cutting part, and in this cutting position cut workpiece, this first saw chain moves along this guide part, and has a first direction;
One second saw chain, be arranged on this guide plate peripheral, and and this first saw chain interval one safe distance, to prevent from beating tooth, wherein, this second saw chain has one second cutting part, and in this cutting position cut workpiece, this second saw chain moves along this guide part, and there is a second direction, this first direction is contrary with this second direction, and this first cutting part is parallel when cutting with this second cutting part, thus offsets the resistance that this first saw chain and this second saw chain be subject to when cut workpiece;
One gear unit, wherein, this gear unit is fixed on this housing, and this first saw chain moves along this first direction under the driving of this gear unit, and this second saw chain moves along this second direction under the driving of this gear unit; And
One motor, for driving this gear unit.
2. a kind of double-strand electric chain saw according to claim 1, is characterized in that, wherein, this saw chain comprises:
A plurality of first brace, is positioned at the phase distally of this first saw chain and this second saw chain, and wherein, this first brace has two the first connected piece holes;
At least one operator, is located on this first brace part or all of, for cut workpiece;
A plurality of second brace, is positioned at the sides adjacent of this first saw chain and this second saw chain, and wherein, this second brace has two the second connected piece holes, and this second connected piece holes is corresponding with this first connected piece holes;
At least one attached cutter, is located at partly or entirely on this second brace, for auxiliary cut workpiece and prevent this first saw chain and this second saw chain from beating tooth mutually;
A plurality of prerotation vane, this saw chain is moved along this guide part of this guide plate, wherein, this prerotation vane is between this first brace and this second brace, this prerotation vane has two guiding film perforations, this guiding film perforation corresponds respectively to this first connected piece holes and this second connected piece holes, and forms through hole; And;
A plurality of fixture, wherein, this fixture inserts this through hole, for making this plurality of first brace, this plurality of second brace, and this prerotation vane a plurality of forms chain form.
3. a kind of double-strand electric chain saw according to claim 2, is characterized in that, wherein, this first brace, this second brace, and this prerotation vane is parallel to each other.
4. a kind of double-strand electric chain saw according to claim 1, is characterized in that, wherein, this guide part is parallel one first chute and one second chute that are located at this guide plate surrounding, and this first saw chain and this second saw chain are respectively along this first chute and this second runner movement.
5. a kind of double-strand electric chain saw according to claim 4, it is characterized in that, wherein, this guide plate 2 comprises one first sprocket wheel and one second sprocket wheel respectively by a clutch shaft bearing and parallel this second end being located at this guide plate of one second bearing, this first sprocket wheel and this second sprocket wheel engage with this first saw chain and this second saw chain, to reduce friction respectively.
6. a kind of double-strand electric chain saw according to claim 5, is characterized in that, wherein, this guide plate comprises one first outer panel further, one second outer panel, one first interior plate, one second interior plate, and an intermediate plate, this first outer panel, this second outer panel, this first interior plate, this second interior plate, this intermediate plate, this first sprocket wheel, and this second sprocket wheel is bolted on together.
7. a kind of double-strand electric chain saw according to claim 1, is characterized in that, wherein, this gear unit comprises:
One first power transmission shaft, wherein, this first power transmission shaft is hollow;
One second driving shaft, wherein, this second driving shaft is through this first power transmission shaft;
One first gear, is fixed on this motor;
One second gear, is fixed on a first end of this first power transmission shaft, and wherein, this second gear and this first gears meshing, be with this first power transmission shaft to rotate along one first rotation direction with this when this machine operation;
One the 3rd gear, be fixed on a first end of this second driving shaft, wherein, the 3rd gear and this first gears meshing, be with this second driving shaft to rotate along one second rotation direction with this when this machine operation, this first rotation direction is contrary with this second rotation direction;
One the 4th gear, is fixed on one second end of this first power transmission shaft, and wherein, the 4th gear engages with this first saw chain, to drive this first saw chain; And
One the 5th gear, is fixed on one second end of this second driving shaft, and wherein, the 5th gear engages with this second saw chain, to drive this second saw chain.
8. a kind of double-strand electric chain saw according to claim 7, is characterized in that, wherein, this first gear, this second gear, and the 3rd gear is bevel gear, the 4th gear and the 5th gear are spur gear.
9. a kind of double-strand electric chain saw according to claim 1, is characterized in that, comprise a switch further, for controlling this motor.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420418620.2U CN204308298U (en) | 2014-07-28 | 2014-07-28 | Double-strand electric chain saw |
| PCT/CN2014/085165 WO2016015368A1 (en) | 2014-07-28 | 2014-08-26 | Double-chain electric chain saw |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420418620.2U CN204308298U (en) | 2014-07-28 | 2014-07-28 | Double-strand electric chain saw |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204308298U true CN204308298U (en) | 2015-05-06 |
Family
ID=53130630
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420418620.2U Expired - Fee Related CN204308298U (en) | 2014-07-28 | 2014-07-28 | Double-strand electric chain saw |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204308298U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105583466A (en) * | 2015-11-24 | 2016-05-18 | 戴明文 | Power saw |
| WO2017088106A1 (en) * | 2015-11-24 | 2017-06-01 | 戴明文 | Power saw |
| CN105458401B (en) * | 2014-07-28 | 2018-01-19 | 铁鎯电动工具有限公司 | Double-strand electric chain saw |
| CN108849003A (en) * | 2018-07-26 | 2018-11-23 | 靳建芹 | A kind of gardens high branches trimming device |
-
2014
- 2014-07-28 CN CN201420418620.2U patent/CN204308298U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105458401B (en) * | 2014-07-28 | 2018-01-19 | 铁鎯电动工具有限公司 | Double-strand electric chain saw |
| CN105583466A (en) * | 2015-11-24 | 2016-05-18 | 戴明文 | Power saw |
| WO2017088106A1 (en) * | 2015-11-24 | 2017-06-01 | 戴明文 | Power saw |
| CN108849003A (en) * | 2018-07-26 | 2018-11-23 | 靳建芹 | A kind of gardens high branches trimming device |
| CN108849003B (en) * | 2018-07-26 | 2020-10-16 | 靳建芹 | Branches of tall trees trimming means is used in gardens |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150506 |