CN106900385B - Multifunctional pruning machine - Google Patents
Multifunctional pruning machine Download PDFInfo
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- CN106900385B CN106900385B CN201710102657.2A CN201710102657A CN106900385B CN 106900385 B CN106900385 B CN 106900385B CN 201710102657 A CN201710102657 A CN 201710102657A CN 106900385 B CN106900385 B CN 106900385B
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- chain
- disc
- sliding
- quick
- wedge
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G3/00—Cutting implements specially adapted for horticultural purposes; Delimbing standing trees
- A01G3/08—Other tools for pruning, branching or delimbing standing trees
- A01G3/085—Motor-driven saws for pruning or branching
- A01G3/086—Chain saws
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- Life Sciences & Earth Sciences (AREA)
- Biodiversity & Conservation Biology (AREA)
- Ecology (AREA)
- Forests & Forestry (AREA)
- Environmental Sciences (AREA)
- Harvesting Machines For Specific Crops (AREA)
- Portable Power Tools In General (AREA)
Abstract
The invention belongs to garden maintenance equipment, and particularly relates to a multifunctional pruner which comprises a pruner body, an extension rod and a handle, wherein a chain saw and a chain saw driving device are arranged on the pruner body, a quick-connection socket is arranged at the tail end of the pruner body, a quick-connection plug is arranged at the front end of the extension rod, the rear end of the extension rod is provided with the quick-connection socket which is the same as the tail end of the pruner body, and the front end of the handle is provided with the quick-connection plug which is the same as the front end of. The invention can extend the handle of the pruning machine through the quick connector, and can prune short branches and tall branches.
Description
Technical Field
The invention belongs to garden equipment, and particularly relates to a multifunctional pruner.
Background
The pruning machine is one of important equipment of garden maintenance work, and it is mainly used for pruning tiny branches of trees, and the pruning machine drive mode in the prior art mainly falls into two kinds, one is the electronic pruning machine by motor drive, and another is the fuel oil pruning machine by engine drive, and as for the fuel oil pruning machine, generally adopts a key formula electron mode of striking sparks to start, and this has brought great potential safety hazard for the use of pruning machine. Because under general conditions, the pruner can cover the cutter position with the lag when idle, in case the mistake touches pruner shift knob under this condition, the cutter can smash the antiskid cover in the twinkling of an eye, and the piece that splashes causes the injury to personnel on every side very easily. In addition, the pruning machine in the prior art can only be used for pruning short and short branches generally, or a lengthened pruning machine is specially designed for the long branches, and the pruning machine can not be used for multiple purposes.
Disclosure of Invention
The invention aims to provide a multifunctional pruning machine capable of pruning short branches and tall branches.
In order to achieve the purpose, the invention provides the following technical scheme: a multifunctional pruner comprises a pruner body, an extension rod and a handle, wherein the pruner body is provided with a chain saw and a chain saw driving device, the tail end of the pruner body is provided with a quick-connection socket, the front end of the extension rod is provided with a quick-connection plug, the rear end of the extension rod is provided with a quick-connection socket which is the same as the tail end of the pruner body, and the front end of the handle is provided with a quick-connection plug which is the same as the front end of the extension rod;
the quick connection socket comprises a jack, a locking mechanism is arranged on the wall of the jack, and an electric connection socket is arranged in the jack;
the quick-connection plug comprises a plug pin, a clamping groove matched with the locking mechanism is formed in the outer wall of the plug pin, and an electric connection plug in quick connection with the electric connection socket is arranged on the plug pin;
the locking mechanism comprises a shifting block hinged on the outer wall of the quick-connection socket, a convex part protruding to the inner side of the jack is arranged on the shifting block, the convex part and a clamping groove on the plug pin form limit fit, the convex part and the clamping groove are provided with arc surfaces matched with each other, and when the shifting block is turned over, the convex part and the clamping groove can be clamped or separated; the shifting block is provided with an elastic bulge, and the outer wall of the jack is provided with a groove matched with the elastic bulge.
The machine body and the extension rod are respectively provided with a pair of handles.
The chain saw comprises a chain disc and a chain which is arranged along the circumferential direction of the chain disc in a rotating mode, a plurality of blades are arranged on the outer side of the chain at intervals along the circumferential direction, one end of the chain disc is fixed in the machine body, and the other end of the chain disc is suspended outside the machine body; the chain wheel protection cover is characterized in that a driving chain wheel is arranged in the machine body, a driven chain wheel is arranged at the overhanging end of the chain disc, the driving chain wheel is driven by an engine arranged in the machine body, the chain disc protection cover is further included, a locking mechanism is arranged between the chain disc protection cover and the chain disc, and when the chain disc protection cover is sleeved on the chain disc, the chain and the chain disc can be relatively locked by the locking mechanism.
The locking mechanism comprises a sliding block arranged on the chain disc in a sliding mode, the sliding direction of the sliding block is perpendicular to the overhanging direction of the chain disc, and a locking pin protruding towards the outer side of the sliding direction of the sliding block is arranged on the sliding block; a wedge surface is arranged on one side of the sliding block, which faces to the overhanging end of the chain disc, a wedge driving block matched with the wedge surface is arranged on the inner wall of the chain disc protective sleeve, and when the wedge driving block is sleeved on the chain disc along with the chain disc protective sleeve, the wedge driving block can drive the sliding block to slide towards the edge direction of the chain disc, so that a locking pin is inserted into a chain link hole of the chain; and a pressure spring which can drive the sliding block to reset when the wedge is driven to withdraw quickly is also arranged between the sliding block and the chain disc.
The two sliding blocks are symmetrically arranged along the central axis direction of the chain disc, and the two sliding blocks are mutually abutted under the action of the pressure spring.
The chain plate is provided with a rectangular through hole, the side wall of the rectangular through hole is provided with a guide hole parallel to the surface of the chain plate, and the locking pin and the guide hole form sliding fit; the guide hole is provided with a counter bore part at the orifice in the rectangular through hole, and the pressure spring is arranged in the counter bore part.
The top end of the locking pin is of a cone-tip-shaped structure.
The sliding block comprises a sliding part positioned in the rectangular through hole and an inclined wedge part which is convexly extended on the outer side of the chain disc surface and is provided with an inclined wedge surface; when the two sliding blocks are mutually abutted, the inclined wedges on the two sliding blocks are arranged in a V shape.
The wedge driving block is of an arrow-shaped structure, and two inclined planes arranged in a V shape at the top end of the wedge driving block form sliding fit with the wedge surfaces on the two sliding blocks respectively.
The invention has the technical effects that: the invention can extend the handle of the pruning machine through the quick connector, and can prune short branches and tall branches.
Drawings
FIG. 1 is a schematic perspective view of the present invention in use 1;
FIG. 2 is an exploded view of the present invention;
FIG. 3 is a schematic perspective view of the present invention in use state 2;
FIG. 4 is an enlarged view of section I of FIG. 3;
FIG. 5 is a perspective view of the chain pan structure of the present invention;
FIG. 6 is an exploded view of the chain wheel structure of the present invention;
FIG. 7 is a cross-sectional view of the locking mechanism of the present invention;
FIG. 8 is a cross-sectional view of the locking mechanism of the present invention in a locked state;
fig. 9 is a perspective sectional view schematically showing the chain guard according to the present invention.
Detailed Description
The present invention is described in detail below with reference to the attached drawings.
As shown in fig. 1-4, a multifunctional pruner comprises a machine body 30, an extension rod 31 and a handle 32, wherein the machine body 30 is provided with a chain saw and a chain saw driving device, the tail end of the machine body 30 is provided with a quick-connection socket 34, the front end of the extension rod 31 is provided with a quick-connection plug 35, the rear end of the extension rod 31 is provided with the quick-connection socket 34 which is the same as the tail end of the machine body 30, and the front end of the handle 32 is provided with the quick-connection plug 35 which is the same as the front end of the extension rod 31;
the quick-connection socket 34 comprises a jack, a locking mechanism is arranged on the wall of the jack, and an electric connection socket is arranged in the jack;
the quick-connection plug 35 comprises a plug pin 351, a clamping groove 353 matched with the locking mechanism is arranged on the outer wall of the plug pin 351, and an electric connection plug 352 quickly connected with an electric connection socket is arranged on the plug pin 351;
the locking mechanism comprises a shifting block 341 hinged on the outer wall of the quick-connection socket, a convex part 342 protruding to the inner side of the jack is arranged on the shifting block 341, the convex part 342 and a clamping groove 353 on the plug pin 351 form limiting fit, the convex part 342 and the clamping groove 353 have arc surfaces matched with each other, and when the shifting block 341 is turned over, the convex part 342 and the clamping groove 353 can be clamped or separated; the shifting block 341 is provided with an elastic protrusion 343, and the outer wall of the insertion hole is provided with a groove 344 matched with the elastic protrusion 343. The invention can extend the handle of the pruning machine through the quick connector, and can prune short branches and tall branches.
The body 30 and the extension rod 31 are respectively provided with a pair of handles 33a and 33 b.
As shown in fig. 5-9, the chain saw includes a chain disc 10 and a chain 11 rotatably disposed along the circumference of the chain disc 10, a plurality of blades are disposed at intervals along the circumference outside the chain 11, one end of the chain disc 10 is fixed in the machine body 30, and the other end of the chain disc 10 is suspended outside the machine body 30; the chain wheel driving mechanism is characterized in that a driving chain wheel 12 is arranged in the machine body 30, a driven chain wheel is arranged at the overhanging end of the chain disc 10, the driving chain wheel 12 is driven by an engine arranged in the machine body 30, the chain disc protecting sleeve 20 is further included, a locking mechanism is arranged between the chain disc protecting sleeve 20 and the chain disc 10, and when the chain disc protecting sleeve 20 is sleeved on the chain disc 10, the chain 11 and the chain disc 10 can be locked relatively by the locking mechanism.
Preferably, the locking mechanism comprises a sliding block 13 arranged on the chain wheel 10 in a sliding manner, the sliding direction of the sliding block 13 is perpendicular to the overhanging direction of the chain wheel 10, and a locking pin 14 arranged on the sliding block 13 in a protruding manner towards the outer side of the sliding direction of the sliding block 13; a wedge surface is arranged on one side of the sliding block 13 facing the overhanging end of the chain disc 10, a wedge driving block 21 matched with the wedge surface is arranged on the inner wall of the chain disc protective sleeve 20, and when the wedge driving block 21 is sleeved on the chain disc 10 along with the chain disc protective sleeve 20, the wedge driving block 21 can drive the sliding block 13 to slide towards the edge direction of the chain disc 10, so that the locking pin 14 is inserted into a chain link hole of the chain 11; and a pressure spring 15 which can drive the sliding block 13 to reset when the wedge is driven to withdraw is also arranged between the sliding block 13 and the chain disc 10.
Preferably, two sliding blocks 13 are symmetrically arranged along the central axis direction of the chain disc 10, and the two sliding blocks 13 are mutually abutted under the action of the pressure spring 15.
Preferably, a rectangular through hole 101 is formed in the chain disc 10, a guide hole parallel to the disc surface of the chain disc 10 is formed in the side wall of the rectangular through hole 101, and the locking pin 14 and the guide hole form sliding fit; the pilot hole is provided with a counter bore portion at the orifice in the rectangular through hole 101, in which the compression spring 15 is disposed.
Preferably, the top end of the locking pin 14 is a cone-tip structure.
Preferably, the sliding block 13 comprises a sliding part located in the rectangular through hole 101, and a wedge part protruding outside the disk surface of the chain disk 10 and having the wedge surface; when the two sliding blocks 13 are abutted against each other, the tapered wedge surfaces on the two sliding blocks 13 are arranged in a V shape.
Preferably, the wedge driving block 21 is an arrow-shaped structure, and two inclined planes arranged in a V shape at the top end of the wedge driving block 21 are respectively in sliding fit with the wedge surfaces on the two sliding blocks 13.
According to the invention, the chain disc 10 of the pruner is provided with the locking mechanism, when the chain disc 10 is sleeved with the protection sleeve 20 of the chain disc 10, the locking mechanism can keep a locking state, namely the chain 11 is locked relative to the chain disc, and at the moment, even if an engine starting button is touched by mistake, the engine cannot be ignited smoothly.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (7)
1. A multifunctional pruner is characterized in that: the novel chain saw comprises a machine body (30), an extension rod (31) and a handle (32), wherein a chain saw and a chain saw driving device are arranged on the machine body (30), a quick-connection socket (34) is arranged at the tail end of the machine body (30), a quick-connection plug (35) is arranged at the front end of the extension rod (31), the quick-connection socket (34) identical to the tail end of the machine body (30) is arranged at the rear end of the extension rod (31), and the quick-connection plug (35) identical to the front end of the extension rod (31) is arranged at the front end of the handle (32);
the quick-connection socket (34) comprises a jack, a locking mechanism is arranged on the wall of the jack, and an electric connection socket is arranged in the jack;
the quick connection plug (35) comprises a plug pin (351), a clamping groove (353) matched with the locking mechanism is formed in the outer wall of the plug pin (351), and an electric connection plug (352) in quick connection with the electric connection socket is formed in the plug pin (351);
the locking mechanism comprises a shifting block (341) hinged to the outer wall of the quick-connection socket, a convex part (342) protruding to the inner side of the jack is arranged on the shifting block (341), the convex part (342) and a clamping groove (353) on the plug pin (351) form limiting fit, the convex part (342) and the clamping groove (353) are provided with arc-shaped surfaces matched with each other, and when the shifting block (341) is turned over, the convex part (342) and the clamping groove (353) can be clamped or separated; an elastic bulge (343) is arranged on the shifting block (341), and a groove (344) matched with the elastic bulge (343) is arranged on the outer wall of the insertion hole;
the chain saw comprises a chain disc (10) and a chain (11) which is arranged along the circumferential direction of the chain disc (10) in a rotating mode, a plurality of blades are arranged on the outer side of the chain (11) at intervals along the circumferential direction, one end of the chain disc (10) is fixed in a machine body (30), and the other end of the chain disc is suspended outside the machine body (30); be equipped with a drive sprocket (12) in organism (30), the overhang end of chain dish (10) is equipped with driven sprocket, drive sprocket (12) are by the engine drive that sets up in organism (30), its characterized in that: the chain plate protecting device is characterized by further comprising a chain plate protecting sleeve (20), a locking mechanism is arranged between the chain plate protecting sleeve (20) and the chain plate (10), and when the chain plate protecting sleeve (20) is sleeved on the chain plate (10), the chain (11) and the chain plate (10) can be locked relatively through the locking mechanism;
the locking mechanism comprises a sliding block (13) which is arranged on the chain disc (10) in a sliding mode, the sliding direction of the sliding block (13) is perpendicular to the overhanging direction of the chain disc (10), and a locking pin (14) which protrudes and extends towards the outer side of the sliding direction of the sliding block (13) is arranged on the sliding block (13); a wedge surface is arranged on one side, facing the overhanging end of the chain disc (10), of the sliding block (13), a wedge driving block (21) matched with the wedge surface is arranged on the inner wall of the chain disc protective sleeve (20), and when the wedge driving block (21) is sleeved on the chain disc (10) along with the chain disc protective sleeve (20), the wedge driving block (21) can drive the sliding block (13) to slide towards the edge direction of the chain disc (10), so that the locking pin (14) is inserted into a chain link hole of the chain (11); and a pressure spring (15) capable of driving the sliding block (13) to reset when the wedge is driven to withdraw quickly is further arranged between the sliding block (13) and the chain disc (10).
2. The multi-functional pruner of claim 1, wherein: the machine body (30) and the extension rod (31) are respectively provided with a pair of handles (33 a, 33 b).
3. The multi-functional pruner of claim 1, wherein: two sliding blocks (13) are symmetrically arranged along the central axis direction of the chain disc (10), and the two sliding blocks (13) are mutually abutted under the action of the pressure spring (15).
4. The multi-functional pruner of claim 3, wherein: a rectangular through hole (101) is formed in the chain disc (10), a guide hole parallel to the disc surface of the chain disc (10) is formed in the side wall of the rectangular through hole (101), and the locking pin (14) is in sliding fit with the guide hole; the guide hole is provided with a counter bore portion at an orifice in the rectangular through hole (101), and the pressure spring (15) is arranged in the counter bore portion.
5. The multi-functional pruner of claim 4, wherein: the top end of the locking pin (14) is of a cone-tip-shaped structure.
6. The multi-functional pruner of claim 5, wherein: the sliding block (13) comprises a sliding part positioned in the rectangular through hole (101) and a wedge part which is convexly extended outside the disc surface of the chain disc (10) and is provided with a wedge surface; when the two sliding blocks (13) are mutually abutted, the inclined wedge surfaces on the two sliding blocks (13) are arranged in a V shape.
7. The multi-functional pruner of claim 6, wherein: the wedge driving block (21) is of an arrow-shaped structure, and two inclined planes arranged in a V shape at the top end of the wedge driving block (21) are respectively in sliding fit with the wedge surfaces on the two sliding blocks (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710102657.2A CN106900385B (en) | 2017-02-24 | 2017-02-24 | Multifunctional pruning machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710102657.2A CN106900385B (en) | 2017-02-24 | 2017-02-24 | Multifunctional pruning machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106900385A CN106900385A (en) | 2017-06-30 |
| CN106900385B true CN106900385B (en) | 2020-02-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710102657.2A Active CN106900385B (en) | 2017-02-24 | 2017-02-24 | Multifunctional pruning machine |
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| Country | Link |
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| CN (1) | CN106900385B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116114488B (en) * | 2023-01-06 | 2024-03-08 | 宁波创跃园林工具有限公司 | Pruning machine |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103348874A (en) * | 2013-07-23 | 2013-10-16 | 宁波创跃园林工具有限公司 | Novel pruner |
| CN103447616A (en) * | 2012-05-15 | 2013-12-18 | 安德烈亚斯.斯蒂尔两合公司 | Chain guard and chainsaw system |
| CN203708896U (en) * | 2014-01-23 | 2014-07-16 | 宁波创跃园林工具有限公司 | Full-automatic long reach pruner |
| CN104813853A (en) * | 2015-04-23 | 2015-08-05 | 宁波创跃园林工具有限公司 | Shock absorption type multipurpose pruning machine |
| CN204907282U (en) * | 2015-08-21 | 2015-12-30 | 宁波创跃园林工具有限公司 | A device of pegging graft fast for electric tool |
-
2017
- 2017-02-24 CN CN201710102657.2A patent/CN106900385B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103447616A (en) * | 2012-05-15 | 2013-12-18 | 安德烈亚斯.斯蒂尔两合公司 | Chain guard and chainsaw system |
| CN103348874A (en) * | 2013-07-23 | 2013-10-16 | 宁波创跃园林工具有限公司 | Novel pruner |
| CN203708896U (en) * | 2014-01-23 | 2014-07-16 | 宁波创跃园林工具有限公司 | Full-automatic long reach pruner |
| CN104813853A (en) * | 2015-04-23 | 2015-08-05 | 宁波创跃园林工具有限公司 | Shock absorption type multipurpose pruning machine |
| CN204907282U (en) * | 2015-08-21 | 2015-12-30 | 宁波创跃园林工具有限公司 | A device of pegging graft fast for electric tool |
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| Publication number | Publication date |
|---|---|
| CN106900385A (en) | 2017-06-30 |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20180124 Address after: 315500 Zhejiang Province, Ningbo city Fenghua District streets Xiwu Shang Qiao Road No. 20 Applicant after: Ningbo Cheery Garden Tools Co., Ltd. Address before: West Street of Fenghua city in Zhejiang province is 315500 Ningbo City Road No. 21 Applicant before: Ningbo Hongkun Electric Appliance Co. Ltd |
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