CN207040305U - A kind of hand-held high-altitude trimming device - Google Patents
A kind of hand-held high-altitude trimming device Download PDFInfo
- Publication number
- CN207040305U CN207040305U CN201720957540.8U CN201720957540U CN207040305U CN 207040305 U CN207040305 U CN 207040305U CN 201720957540 U CN201720957540 U CN 201720957540U CN 207040305 U CN207040305 U CN 207040305U
- Authority
- CN
- China
- Prior art keywords
- hinged
- scissors
- sliding bar
- action bars
- bar
- Prior art date
- 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
Links
Landscapes
- Scissors And Nippers (AREA)
Abstract
The utility model discloses a kind of hand-held high-altitude trimming device, including circular holding rod, it is arranged on determining scissors, the dynamic scissors be hinged with determine scissors, the sliding bar slided in holding rod, being articulated with the T-shaped of the sliding bar bottom or action bars of L-shaped, one end and holding rod bottom be hinged and the other end is hinged with action bars first connecting rod, one end and the second connecting rod that dynamic scissors is be hinged and the other end is be hinged with sliding bar top for holding rod top；One end of the dynamic scissors is hinged with second connecting rod, and the middle part of dynamic scissors is hinged with determining the middle part of scissors；One end of the action bars short side and the bottom of sliding bar are hinged, and the other end and the first connecting rod of action bars short side are hinged；The long side of the action bars is located between two pin joints of action bars short side or positioned at the hinged end that action bars short side and first connecting rod are hinged.Even if realization scissors occurs and blocked, it can also rely on and directly move the effect that action bars is quickly handled.
Description
Technical field
Hand-bill field is the utility model is related to, is a kind of hand-held high-altitude trimming device specifically.
Background technology
It is frequently necessary to carry out branch trimming to higher trees in the operation of gardens, conventional method is operating personnel by ladder
Climb to the high point and manually trimmed Deng instrument, but high-rise working is dangerous high, and inconvenient for operation and trimming is laborious.For this
Situation, in the market have a kind of averruncator dedicated for pruning trees eminence branch.Such as Chinese patent
CN201420581638.4 discloses a kind of averruncator, including including scissors portion, attachment means, the body of rod and transmission mechanism, wherein,
Scissors portion includes blade one, blade two, back-moving spring and chain, and blade one is fixedly connected with attachment means, blade two and blade
One hinge connection is together；Attachment means are located between scissors portion and the body of rod, and attachment means are fixedly connected with the body of rod, attachment means
Including housing, connecting rope and pulley two, pulley one is located in housing with pulley two, and housing, pulley one and pulley two coaxially assemble；
The body of rod is hollow structure, and the bottom of the body of rod is provided with handle, and the lateral surface of the body of rod is provided with can be along the sliding sleeve of body of rod activity.
Although above-mentioned averruncator have Stability Analysis of Structures, using it is laborsaving the advantages of, its blade two（Corresponding the utility model
Dynamic scissors）Resetted by back-moving spring, once there is the situation that blade blocks in trimming eminence branch, back-moving spring can not make
Blade two resets, it is necessary to and manually processing could carry out next subjob after resetting, and because blade two connects with chain,
It is small manually to reset operating space, is unfavorable for manual operation.
Utility model content
The purpose of this utility model is to provide a kind of hand-held high-altitude trimming device, for solving to cut in the prior art
The problem of knife blocks, and dynamic scissors can not rely on back-moving spring to reset.The utility model is real by setting sliding bar and second connecting rod
Now move scissors to open and close by manual operation, blocked even if there is scissors, also people can be relied on to supply the effect quickly handled.
In description of the present utility model, it is to be understood that the orientation or position of the instruction such as term " top ", " bottom "
Relation is based on orientation shown in the drawings or position relationship, is for only for ease of description the utility model and simplifies description, without
It is instruction or implies that signified device or element there must be specific orientation, with specific azimuth configuration and operation, therefore not
It is understood that as to limitation of the present utility model.
The utility model is achieved through the following technical solutions：
A kind of hand-held high-altitude trimming device, it is characterised in that the holding rod including annular shape, be arranged on holding rod top
Determine scissors, the dynamic scissors be hinged with determining scissors, the sliding bar slided in holding rod, the T-shaped or L for being articulated with sliding bar bottom
First connecting rod, one end and the dynamic scissors hinge that action bars, one end and the holding rod bottom of shape are hinged and the other end is hinged with action bars
Connect and second connecting rod that the other end and sliding bar top are hinged；One end of the dynamic scissors is hinged with second connecting rod, moves scissors
Middle part is hinged with determining the middle part of scissors；One end of the action bars short side and the bottom of sliding bar are hinged, action bars short side it is another
One end is hinged with first connecting rod；The long side of the action bars is located between two pin joints of action bars short side or positioned at action bars
The hinged end that short side is hinged with first connecting rod.The circular holding rod refers to that holding rod both ends open middle part is hollow, transversal
Face is annular, and for certain circular cylindrical cross-section only as a kind of preferred scheme, the cross section of holding rod can also be polygon
Annular；Refer to the part between dynamic scissors both ends in the middle part of the dynamic scissors, the centre without being limited to dynamic scissors；It is described
Determine to be to specify the part between scissors both ends, the centre without being limited to determine scissors in the middle part of scissors；Certainly, this area skill
Art personnel should be appreciated that should form shear zone and this one end with wherein one end in the middle part of dynamic scissors is not connected with holding rod
One end；Determine that shear zone should be formed with wherein one end in the middle part of scissors and this one end is one end not be hinged with second connecting rod；By
It is hinged in short side one end of action bars with sliding bar bottom, the other end and the first connecting rod of action bars short side are hinged；Short side two
The distance between pin joint is L1, between the be hinged pin joint of action bars long side summit to action bars short side and second connecting rod away from
From for L2, due to L2More than L1, that is, the operating physical force arm of force is increased, has reached labour-saving purpose.
Preferably, multiple roller balls are provided between the outer surface of sliding bar and the inner surface of holding rod；Sliding bar is cylindrical
Face is at least oppositely arranged two roller ball installing grooves vertically and each roller ball installing groove is equipped with multiple roller balls.Institute
State and multiple roller balls are provided between the outer surface of sliding bar and the inner surface of holding rod refer to, the outer surface of sliding bar with it is hand-held
Sphere-contact of the inner surface of bar with roller ball, and roller ball is in the roller ball installing groove bottom of the outer surface of sliding bar
Cooperation between the inner surface of holding rod is to be interference fitted, and the roller ball on sliding bar top and the opening on holding rod top
The distance between be more than zero when sliding bar top is farthest apart from holding rod top, the roller ball of sliding bar bottom and holding rod bottom
The distance between the opening in portion is more than zero when sliding bar distance from bottom holding rod bottom is farthest；The specific mistake of the interference fit
The amount of being full of is relevant with the material property of rolling ball body, holding rod, sliding bar, and the magnitude of interference in the art is calculated as prior art,
It is not described in detail herein.Certainly, to those skilled in the art, the purpose for setting groove is, limits roller ball edge
Slide rod axis to rotate, play a part of reducing roller ball quantity；If being not provided with groove, enough rollings are must be provided with
Ball, or increase roller ball retainer, ensure that roller ball quantity is few so that all roller balls are squeezed in sliding bar side, do not have
The effect of limit slippage bar.Sliding bar also needs to limit other three in holding rod in addition to the free degree along holding rod axial direction
The free degree, according to positioning principle, the rotational freedom of sliding bar is limited by second connecting rod, therefore only needs limit slippage bar hand-held
The one-movement-freedom-degree of two vertical holding rod axial directions in bar, needs at least provided with two grooves successively.Each ditch
Groove sets multiple roller balls to refer to that the quantity of roller ball should prevent the sliding bar from along vertically with sliding the sides of rod axis
To upset；People in the art should be appreciated that specific quantity needs to determine according to the length of sliding bar, therefore here not
It is described in detail.Described be oppositely arranged refers to, for circular cross-section, the line at two trench cross-section midpoints should pass through circle
The heart, for non-circular polygonal crosssection, groove should be arranged on two relative sides, and polygon here refers to side
Polygon of the number more than four.The cross sectional shape of the groove can be the circular arc or U-shaped matched with roller ball, also
It can be V-arrangement.It will be appreciated by those skilled in the art that the number of groove should be limited by sliding bar intensity and appearance and size
System, it is impossible to be interpreted as that unlimited groove can be set.When sliding bar slides with respect to holding rod, sliding bar drives roller ball rolling
It is dynamic, therefore be greatly reduced the resistance of sliding bar motion directly with holding rod sliding friction compared to sliding bar, reach laborsaving
Purpose.
Preferably, the sliding bar includes the sliding block of bottom and the aluminium alloy assister bar of the ring-type at top；Aluminium alloy loss of weight
It is hinged at the top of bar with second connecting rod；Aluminium alloy assister bar bottom is detachably connected with sliding block.The length of general averruncator is height
More than 1.5 meters, and sliding bar slides in holding rod again, therefore causes averruncator quality larger, is not easy to operate, therefore will
Sliding bar is divided into sliding block aluminium alloy assister bar two parts, so that sliding bar both has wear-resisting Slipper, alleviates again whole
The weight of individual device.The aluminium alloy assister bar refers to use assister bar made of aluminum alloy materials.
Preferably, the sliding bar side surface offers spacing groove；Holding rod corresponds to be detachably connected at spacing groove
Limited location screw.The second connecting rod that slides through of sliding bar drives dynamic scissors to be rotated relative to scissors is determined, the shift motion of sliding bar
The rotational angle of dynamic scissors is determined, therefore spacing groove is set on sliding bar, stop screw is set on holding rod, is limited
The shift motion of sliding bar, so as to reach the dynamic scissors rotational angle of limitation, reach and dynamic cut is reduced under the requirement for meeting beta pruning
The purpose of the rotational angle of knife.It will be appreciated by those skilled in the art that the side surface refers to except the appearance for sliding rod end surface
Face；Stop screw corresponds to spacing groove and referred to, the outer surface of stop screw moves in spacing trench interiors, and in sliding bar
During to shift motion both ends, stop screw two end in contact with spacing groove respectively, so as to the further movement of limit slippage bar.
What deserves to be explained is it will be appreciated by those skilled in the art that the spacing groove is not interfered with roller ball installing groove, i.e., it is spacing
Groove is placed between two neighboring roller ball installing groove.
Preferably, it is described to determine scissors and be detachably connected with holding rod.Needs can be worn due to determining scissors long-term use more
Change, or during beta pruning, determine scissors and the situation that wiredrawn edge, not sharp etc. need repairing occurs, in order to change and the side of maintenance
Just, it is described to determine scissors and be detachably connected with holding rod, scissors need to will be only determined in maintenance or replacing and is individually dismantled.Here removable
Unload connection and refer to the prior art in the art such as bolt connection, mode connects for screw, therefore be not described in detail here.
Preferably, the roller ball installing groove is vee-cut.According to positioning principle, V-arrangement can position the structure of circular section
Part, and it is capable of the circular section of adaptive different-diameter, and vee-cut and rolling ball body are only 2 points, are rolled so as to reduce
The rolling resistance of spheroid.
The utility model compared with prior art, has advantages below and beneficial effect：
（1）The utility model realizes that dynamic scissors is opened and closed by artificial behaviour by setting sliding bar and second connecting rod
Make, blocked even if there is scissors, also can directly move the effect that action bars quickly opens scissors；
（2）The utility model the increase operation arm of force, realizes labour-saving effect by setting the action bars of T-shaped or L-shaped；
（3）The sliding friction of sliding bar is converted into the rolling friction of roller ball by the utility model by setting roller ball,
Realize the effect for reducing operation resistance；
（4）The utility model realizes the effect for mitigating present apparatus weight by setting the aluminium alloy assister bar of ring-type；
（5）The utility model realizes the dynamic scissors rotational angle of limitation, so as to save by setting spacing groove and stop screw
The about effect of actuation time；
（6）What the utility model was detachably connected by setting determines scissors, realizes the effect for determining scissors quick-replaceable and maintenance
Fruit.
Brief description of the drawings
Fig. 1 is the structural representation of the non-beta pruning state of the utility model；
Fig. 2 is the structural representation of the utility model beta pruning state；
Fig. 3 is mplifying structure schematic diagram at C；
Fig. 4 is A-A section view V-arrangement roller ball mounting groove structure for sealing figures；
Fig. 5 is A-A section view circular arc roller ball mounting groove structure for sealing figures；
Fig. 6 is A-A section view U-shaped roller ball mounting groove structure for sealing figures
Wherein 1- moves scissors；2- second connecting rods；3- determines scissors；4- holding rods；5- aluminium alloy assister bars；6- sliding bars；7-
Action bars；8- upper end covers；9- stop screws；10- first connecting rods；11- roller balls；12- bottom end covers；13- branches；61- position-limited grooves
Groove.
Embodiment
The utility model is described in further detail with reference to preferred embodiment of the present utility model, but this practicality
New embodiment not limited to this.
Embodiment 1：
With reference to shown in accompanying drawing 1-3, a kind of hand-held high-altitude trimming device, it is characterised in that the holding rod 4 including annular shape,
Be arranged on the top of holding rod 4 determine scissors 3, the dynamic scissors 1 be hinged with determine scissors 3, slide be located in holding rod 4 sliding bar 6,
It is articulated with the T-shaped of the bottom of the sliding bar 6 or action bars 7 of L-shaped, one end and bottom of holding rod 4 is be hinged and the other end and action bars 7 are cut with scissors
First connecting rod 10, the second connecting rod 2 that one end is hinged with dynamic scissors 1 and the other end is hinged with the top of sliding bar 6 connect；Described move is cut
One end of knife 1 is be hinged with second connecting rod 2, and the middle part of dynamic scissors 1 is hinged with determining the middle part of scissors 3；The one of the short side of action bars 7
The bottom with sliding bar 6 is held to be hinged, the other end and first connecting rod 10 of the short side of action bars 7 are be hinged；The long side position of the action bars 7
Between action bars 7 short side, two pin joints or positioned at the hinged end that the short side of action bars 7 and first connecting rod 10 are hinged.
Operation principle：
When trimming branch 13 using the present apparatus, first by dynamic scissors 1 and determine the opening that scissors 3 formed and block branch 13, so
After move action bars 7, drive sliding bar 6 to move down by first connecting rod 10, sliding bar 6 drives dynamic cut by second connecting rod 2
The cutting edge of knife 1 rotates to the cutting edge for determining scissors 3, so as to cut branch 13.After cutting branch 13, action bars 7 is moved, passes through first
Connecting rod 10 drives sliding bar 6 to move up, and sliding bar 6 drives dynamic scissors 1 to away from the direction for determining scissors 3 by second connecting rod 2
Rotate, so as to open scissors, prepared for beta pruning next time.
Embodiment 2：
Preferably to implement the utility model, reduce operation resistance, on the basis of embodiment 1, with reference to accompanying drawing 1-6 institutes
Show, further, multiple roller balls 11 are provided between the outer surface of the sliding bar 6 and the inner surface of holding rod 4；Sliding bar
6 peripheries are at least oppositely arranged two roller ball installing grooves vertically and each roller ball installing groove is equipped with multiple rollings
Ball 11.In the present embodiment, to prevent roller ball from accidentally slipping out holding rod 4, upper end cover 8 is set at the top of holding rod 4 respectively, in hand
Hold the bottom of bar 4 and bottom end cover 13 is set.
Operation principle：
Sliding bar 6, which slides, drives roller ball 11 to be rolled along the inwall of holding rod 4, so as to avoid sliding bar 6 directly with holding
The inwall sliding friction of bar 4, sliding bar resistance to sliding is reduced, and reduce the abrasion of sliding bar 6 and holding rod 4.
Embodiment 3：
Preferably to implement the utility model, mitigate the weight of sliding bar, on the basis of embodiment 1 or 2, with reference to accompanying drawing
Shown in 1-6, further, the sliding bar 6 includes the sliding block of bottom and the aluminium alloy assister bar 5 of the ring-type at top；Aluminium alloy
The top of assister bar 5 and second connecting rod 2 are be hinged；The bottom of aluminium alloy assister bar 5 is detachably connected with sliding block, and in the present embodiment, aluminium closes
Golden assister bar 5 is hinged with sliding block, and between sliding block and the inwall of holding rod 4, between aluminium alloy assister bar 5 and the inwall of holding rod 4
It is respectively provided with roller ball 11.
Embodiment 4：
Preferably to implement the utility model, the rotational angle of dynamic scissors 1, on the basis of embodiment 1 or 2, knot are limited
Close shown in accompanying drawing 1-6, further, the side surface of sliding bar 6 offers spacing groove 61；The corresponding spacing groove of holding rod 4
Stop screw 9 is removably connected with 61.In the present embodiment, stop screw is directly threadedly coupled with holding rod 4.
Operation principle：
When trimming branch 13 using the present apparatus, first by dynamic scissors 1 and determine the opening that scissors 3 formed and block branch 13, so
After move action bars 7, drive sliding bar 6 to move down by first connecting rod 10, sliding bar 6 drives dynamic cut by second connecting rod 2
The cutting edge of knife 1 rotates to the cutting edge for determining scissors 3, until the upper-end contact of spacing groove 61 is to stop screw 9；So as to cut branch
13.After cutting branch 13, action bars 7 is moved, drives sliding bar 6 to move up by first connecting rod 10, sliding bar 6 passes through second
Connecting rod 2 drives dynamic scissors 1 to be rotated to away from the direction for determining scissors 3, until the bottom of spacing groove 61 touches stop screw 9；
So as to open scissors, prepared for beta pruning next time.
Embodiment 5：
Preferably to implement the utility model, the rotational angle of dynamic scissors 1, on the basis of embodiment 1 or 2, knot are limited
Close shown in accompanying drawing 1-6, it is further, described to determine scissors 3 and be detachably connected with holding rod 4.
Embodiment 6：
Preferably to implement the utility model, the rotational angle of dynamic scissors 1, on the basis of embodiment 1 or 2, knot are limited
Close shown in accompanying drawing 1-6, further, the roller ball installing groove is vee-cut.
It is described above, only it is preferred embodiment of the present utility model, any formal limit is not done to the utility model
System, every any simple modification made according to the technical essence of the utility model to above example, equivalent variations, each falls within
Within the scope of protection of the utility model.
Claims (6)
1. a kind of hand-held high-altitude trimming device, it is characterised in that include the holding rod of annular shape（4）, be arranged on holding rod（4）Top
Determine scissors in end（3）And determine scissors（3）Be hinged dynamic scissors（1）, slide be located at holding rod（4）Interior sliding bar（6）, it is be hinged
In sliding bar（6）The T-shaped of bottom or the action bars of L-shaped（7）, one end and holding rod（4）Bottom is hinged and the other end and action bars
（7）Be hinged first connecting rod（10）, one end and dynamic scissors（1）Be hinged and the other end and sliding bar（6）The second be hinged company of top
Bar（2）；
The dynamic scissors（1）One end and second connecting rod（2）It is be hinged, move scissors（1）Middle part and determine scissors（3）Middle part hinge
Connect；The action bars（7）One end of short side and sliding bar（6）Bottom be hinged, action bars（7）The other end of short side and first connects
Bar（10）It is be hinged；The action bars（7）Long side be located at action bars（7）Between two pin joints of short side or positioned at action bars
（7）Short side and first connecting rod（10）Be hinged hinged end.
A kind of 2. hand-held high-altitude trimming device according to claim 1, it is characterised in that sliding bar（6）Outer surface with
Holding rod（4）Inner surface between be provided with multiple roller balls（11）；Sliding bar（6）Periphery is at least oppositely arranged two vertically
Individual roller ball installing groove and each roller ball installing groove is equipped with multiple roller balls（11）.
A kind of 3. hand-held high-altitude trimming device according to claim 1 or 2, it is characterised in that the sliding bar（6）Including
The aluminium alloy assister bar of the sliding block of bottom and the ring-type at top（5）；Aluminium alloy assister bar（5）Top and second connecting rod（2）It is be hinged；
Aluminium alloy assister bar（5）Bottom is detachably connected with sliding block.
A kind of 4. hand-held high-altitude trimming device according to claim 1 or 2, it is characterised in that the sliding bar（6）Side table
Face offers spacing groove（61）；Holding rod（4）Corresponding spacing groove（61）Place is removably connected with stop screw（9）.
5. a kind of hand-held high-altitude trimming device according to claim 1 or 2, it is characterised in that described to determine scissors（3）With hand
Hold bar（4）It is detachably connected.
6. a kind of hand-held high-altitude trimming device according to claim 2, it is characterised in that the roller ball installing groove is
Vee-cut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720957540.8U CN207040305U (en) | 2017-08-02 | 2017-08-02 | A kind of hand-held high-altitude trimming device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720957540.8U CN207040305U (en) | 2017-08-02 | 2017-08-02 | A kind of hand-held high-altitude trimming device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207040305U true CN207040305U (en) | 2018-02-27 |
Family
ID=61500003
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720957540.8U Expired - Fee Related CN207040305U (en) | 2017-08-02 | 2017-08-02 | A kind of hand-held high-altitude trimming device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207040305U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109041785A (en) * | 2018-10-17 | 2018-12-21 | 赵亿学 | Chilli picker |
-
2017
- 2017-08-02 CN CN201720957540.8U patent/CN207040305U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109041785A (en) * | 2018-10-17 | 2018-12-21 | 赵亿学 | Chilli picker |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108513807B (en) | Annular double-cutter semi-automatic cherry picking machine | |
| CN207040305U (en) | A kind of hand-held high-altitude trimming device | |
| EP3354127B1 (en) | High delimber | |
| CN109121683A (en) | A kind of Portable fruit device for picking | |
| CN108834569B (en) | Fruit picking device | |
| CN109804785A (en) | A kind of hand-held Chinese date picker | |
| CN105746194A (en) | Gardening high branch shear device | |
| CN106612951B (en) | Cutter and fruit sampling instrument | |
| CN209952080U (en) | Grab type deep well rescue device | |
| CN208597343U (en) | A kind of apple-picking device | |
| CN208317468U (en) | High-altitude fruit and vegetable picking | |
| CN207911388U (en) | A kind of broach lichee device for picking of interior axis cam rotary drive | |
| CN108156950B (en) | Comb teeth litchi picking device driven by rotation of inner shaft cam | |
| CN216087795U (en) | Pruning equipment that afforestation was used | |
| CN110756701A (en) | Electric power cable scissors | |
| CN210887064U (en) | Withered leaves clearance instrument for afforestation | |
| CN2065812U (en) | Fruit-picking unit | |
| CN209497926U (en) | Scissors are stretched fruit picking apparatus | |
| CN209072851U (en) | A kind of weeder of vegetable cultivation hand propelled | |
| CN205357272U (en) | Horticulture branches of tall trees shearing mechanism | |
| CN208874855U (en) | A kind of fruit picking apparatus | |
| CN208370286U (en) | Multitool linkage orange picker | |
| CN205408724U (en) | Be applied to saw of branch pruning and cut integrated instrument that resets | |
| CN207897401U (en) | A kind of anti-stone mowing accessory head | |
| DE944265C (en) | Electrically powered floor polisher with vacuum cleaner |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180227 Termination date: 20200802 |