CN202680045U - Telescopic device for high-branch shears - Google Patents
Telescopic device for high-branch shears Download PDFInfo
- Publication number
- CN202680045U CN202680045U CN 201220284297 CN201220284297U CN202680045U CN 202680045 U CN202680045 U CN 202680045U CN 201220284297 CN201220284297 CN 201220284297 CN 201220284297 U CN201220284297 U CN 201220284297U CN 202680045 U CN202680045 U CN 202680045U
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- China
- Prior art keywords
- pulling
- square groove
- telescoping tube
- stay pipe
- groove
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Abstract
The utility model discloses a telescopic device for high-branch shears, which comprises a telescopic tube, a support tube, a pulling rod and a pulling piece; a plurality of regulation holes are formed in the axial direction of the tube wall of the telescopic tube; a positioning hole is formed at the upper end of the support tube, and the lower end is connected with a handle; the regulation holes of the telescopic tube and the positioning hole on the support tube are connected through a positioning sleeve; three grooves are formed in the axial direction of the telescopic tube; three axial convex bars are arranged on the corresponding inner wall of the support tube; and three axial convex bars are arranged at the connection part of the upper end of the positioning sleeve and the telescopic tube. The telescopic device for high-branch shears has the advantages of simplicity in structure and convenience in operation, and can effectively transmit a force on the handle to the shears.
Description
Technical field
The utility model relates to a kind of tree trimming device, particularly a kind of retractor device of averruncator.
Background technology
At present, for work such as the prunings of higher fruit tree or other trees, harvestings, often need the workman to climb ladder, then realize with common scissors, this working method plucks not only that to prune efficient low, and relatively dangerous, averruncator is widely used in the pruning of high branch and the harvesting of fruit now, and existing averruncator is generally with support bar telescopic two kinds that support regular length.Because the fruit tree height is different, the scope of application of the averruncator of support bar regular length is with regard to relative narrower, and obviously the telescopic averruncator scope of application of support bar is wide.Connect scissors but its support bar of the telescopic averruncator of existing support bar is inner with stay cord one end, the other end is set around the roller place, is connected with handle again, the length of a support bar of every accent, the pulling rope length of the inside is also wanted corresponding adjusting, first release handle, regulates pulling rope length with roller, fixed idler whell again after mixing up, connecting handle, inconvenient operation, and also stay cord has certain retractility, weakened the power that handle is transferred to scissors, effect is pruned and is plucked in impact.
The utility model content
For solving above technical problem, the purpose of this utility model provides a kind of retractor device of simple in structure, easy to operate a kind of averruncator.
For achieving the above object, the retractor device of a kind of averruncator described in the utility model, comprise telescoping tube, stay pipe, pull bar and pulling-on piece, the telescoping tube tube wall is axially arranged with several adjustment holes, the stay pipe upper end is provided with locating hole, the lower end is connected with handle, and the telescoping tube adjustment hole is connected with positioning sleeve with locating hole on the stay pipe;
Slip-tube shaft upwards is provided with three grooves, is provided with three axial raised lines at corresponding stay pipe inwall, is provided with three axial raised lines in the positioning sleeve upper end with the telescoping tube junction;
Positioning sleeve is provided with an axial notch that protrudes tube wall, be provided with an intermediate plate and back-moving spring in the groove, consist of a clip with groove, the intermediate plate head is provided with a pin, the bottom portion of groove corresponding with pin is provided with pin-and-hole, the locating hole on the corresponding stay pipe of pin-and-hole, and the endoporus of positioning sleeve is comprised of the different two parts of diameter, the diameter of bore of upper end five/part is identical with telescoping tube, and lower end five/tetrameric diameter of bore is identical with the stay pipe diameter;
Pull bar lower end connecting handle, the upper end is provided with a movable part, and movable part is put in positioning sleeve;
Movable part is made of large and small two iron square grooves and a semicylinder working of plastics, little square groove is fixed on the semicylinder working of plastics, the large square groove tips upside down on the little square groove, the afterbody of large and small square groove is connected with extension spring by activity clencher, large square groove middle part is provided with an axle, two cell walls of connecting groove, the middle part of little square groove two cell walls respectively is provided with a recess, the semicylinder working of plastics is provided with three axial notches, and is corresponding with three raised lines on the telescoping tube inwall;
Pulling-on piece is the prolate iron plate, is provided with the bayonet socket of several openings in a side of pulling-on piece, and pulling-on piece is located in the little square groove of movable part, and the upper end of pulling-on piece connects clipper, and the lower end is provided with a rivet.
Compare with existing averruncator, the utility model has the advantage of: the power on the effective handle of simple in structure, easy to operate, energy is delivered to scissors.
Description of drawings
The below is described in further detail the utility model with embodiment with reference to the accompanying drawings.
Fig. 1 is the overall structure schematic diagram of the retractor device of a kind of averruncator described in the utility model.
Fig. 2 is pulling-on piece, the Tiebar structure schematic diagram of the retractor device of a kind of averruncator described in the utility model.
Fig. 3 is the structural representation of positioning sleeve of the retractor device of a kind of averruncator described in the utility model.
Fig. 4 is the structural representation of movable part of the retractor device of a kind of averruncator described in the utility model.
Fig. 5 is the telescoping tube radial section figure of the retractor device of a kind of averruncator described in the utility model.
1, telescoping tube; 2, stay pipe; 3, pulling-on piece; 4, pull bar; 5, positioning sleeve; 6, movable part; 7, adjustment hole; 8, groove; 9, bayonet socket; 10, recess; 11, little square groove; 12, large square groove; 13, axle; 14, pin; 15, intermediate plate; 16, raised line; 17, semicylinder working of plastics; 18, rivet; 19, handle; 20, reset tension spring; 21, clipper; 22, extension spring.
Embodiment
Such as Fig. 1,2,3,4, shown in 5, the retractor device of a kind of averruncator described in the utility model, comprise telescoping tube 1, stay pipe 2, pull bar 4 and pulling-on piece 3, telescoping tube 1 tube wall is axially arranged with several adjustment holes 7, stay pipe 1 upper end is provided with locating hole, the lower end is connected with handle 19, telescoping tube 1 adjustment hole 7 is connected with positioning sleeve 5 with locating hole on the stay pipe 2, telescoping tube 1 axially is provided with three grooves 8, then be three axial raised lines on inner tubal wall, be provided with three axial raised lines at corresponding stay pipe 2 inwalls, be provided with three axial raised lines 16 in positioning sleeve 5 upper ends and telescoping tube 1 junction, corresponding with three grooves 8 on telescoping tube 1 outer wall, be telescoping tube 1 stay pipe 2 and positioning sleeve 5 are interior axially can be along three raised line 16 telescopic slide, radially then can not rotate, adjustment hole 7 and the locating hole on the stay pipe 2 on the telescoping tube 1 are on the same straight line all the time, positioning sleeve 5 is provided with an axial notch that protrudes tube wall, be provided with an intermediate plate 15 and back-moving spring 20 in the groove, consist of a clip with groove, intermediate plate 15 heads are provided with a pin 14, the bottom portion of groove corresponding with pin 14 is provided with pin-and-hole, locating hole on the corresponding stay pipe 2 of pin-and-hole, the endoporus of positioning sleeve 5 is comprised of the different two parts of diameter, the diameter of bore of upper end five/part is identical with telescoping tube 1, lower end five/tetrameric diameter of bore is identical with stay pipe 2 diameters, pull bar 4 lower end connecting handles 19, the upper end is provided with a movable part 6, movable part 6 is put in positioning sleeve 5, movable part 6 is by greatly, little two iron square grooves and a semicylinder working of plastics 17 consist of, little square groove 11 is fixed on the semicylinder working of plastics 17, large square groove 12 tips upside down on the little square groove 11, greatly, the afterbody of little square groove is connected connection by activity clencher 18 with extension spring, the head of two square grooves keeps opening under extension spring 22 effects, large square groove 12 middle parts are provided with an axle 13, two cell walls of connecting groove, the middle part of 11 liang of cell walls of little square groove respectively is provided with a recess 10, when two square grooves are combined, axle 13 on the large square groove 12 just is stuck in the little square groove 11, semicylinder working of plastics 17 is provided with three axial notches 8, corresponding with three raised lines on the telescoping tube inwall, therefore movable part 6 can only endwisely slip in telescoping tube 1, pulling-on piece 3 is the prolate iron plate, be provided with the bayonet socket 9 of several openings in a side of pulling-on piece 3, pulling-on piece 3 is located in the movable part 6 little square grooves 11, the upper end of pulling-on piece 3 connects clipper 21, the lower end is provided with a rivet 18, movable part 6 is between rivet 18 and clipper 21, when movable part slides to rivet 18 place of pulling-on piece 3 lower ends for 6 times, movable part 6 will be blocked by rivet 18, do not cause pull bar 4 and pulling-on piece 3 to be separated, therefore in the process of regulating support bar 2, can not make because overexerting telescoping tube 1 break away from stay pipe 2.
Clipper is fixed on the upper end of expansion link, and the upper end of pulling-on piece is fixed on the clipper, and each bayonet socket on the pulling-on piece corresponding the adjustment hole on the telescoping tube, telescoping tube is when sliding along stay pipe, the bayonet socket on the pulling-on piece remains consistent with adjustment hole on the telescoping tube.When averruncator need to be regulated length, press first the intermediate plate that the peace position puts, the pin of intermediate plate head is shifted out from locating hole, make telescoping tube when stay pipe slides into suitable adjustment hole position, unclamp intermediate plate, this moment, the pin of intermediate plate head passed locating hole and adjustment hole is against on the generous form groove of movable part top, large square groove and little square groove are combined, axle on the large square groove just is stuck in the recess of bayonet socket on the pulling-on piece and little square groove, pulling-on piece and pull bar just are fixed together, at this moment, averruncator just can directly use, and is easy to operate, retractor device is that steel disc connects, and the power of passing to clipper by handle can be not weakened yet.
Claims (6)
1. the retractor device of an averruncator, comprise telescoping tube, stay pipe, pull bar and pulling-on piece, it is characterized in that: the telescoping tube tube wall is axially arranged with several adjustment holes, and the stay pipe upper end is provided with locating hole, the lower end is connected with handle, and the telescoping tube adjustment hole is connected with positioning sleeve with locating hole on the stay pipe.
2. the retractor device of a kind of averruncator according to claim 1, it is characterized in that: slip-tube shaft upwards is provided with three grooves, be provided with three axial raised lines at corresponding stay pipe inwall, be provided with three axial raised lines in the positioning sleeve upper end with the telescoping tube junction.
3. the retractor device of a kind of averruncator according to claim 1, it is characterized in that: positioning sleeve is provided with an axial notch that protrudes tube wall, be provided with an intermediate plate and back-moving spring in the groove, consist of a clip with groove, the intermediate plate head is provided with a pin, the bottom portion of groove corresponding with pin is provided with pin-and-hole, locating hole on the corresponding stay pipe of pin-and-hole, the endoporus of positioning sleeve is comprised of the different two parts of diameter, the diameter of bore of upper end five/part is identical with telescoping tube, and lower end five/tetrameric diameter of bore is identical with the stay pipe diameter.
4. the retractor device of a kind of averruncator according to claim 1 is characterized in that: pull bar lower end connecting handle, and the upper end is provided with a movable part, and movable part is put in positioning sleeve.
5. the retractor device of a kind of averruncator according to claim 4, it is characterized in that: movable part is by greatly, little two iron square grooves and a semicylinder working of plastics consist of, little square groove is fixed on the semicylinder working of plastics, the large square groove tips upside down on the little square groove, greatly, the afterbody of little square groove is connected with extension spring by activity clencher, large square groove middle part is provided with an axle, two cell walls of connecting groove, the middle part of little square groove two cell walls respectively is provided with a recess, the semicylinder working of plastics is provided with three axial notches, and is corresponding with three raised lines on the telescoping tube inwall.
6. the retractor device of a kind of averruncator according to claim 1, it is characterized in that: pulling-on piece is the prolate iron plate, is provided with the bayonet socket of several openings in a side of pulling-on piece, and pulling-on piece is located in the little square groove of movable part, the upper end of pulling-on piece connects clipper, and the lower end is provided with a rivet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220284297 CN202680045U (en) | 2012-06-08 | 2012-06-08 | Telescopic device for high-branch shears |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220284297 CN202680045U (en) | 2012-06-08 | 2012-06-08 | Telescopic device for high-branch shears |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202680045U true CN202680045U (en) | 2013-01-23 |
Family
ID=47535752
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220284297 Expired - Fee Related CN202680045U (en) | 2012-06-08 | 2012-06-08 | Telescopic device for high-branch shears |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202680045U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103555544A (en) * | 2013-11-12 | 2014-02-05 | 胡和萍 | Shaft sleeve device for orchard lopper saw |
| CN103733892A (en) * | 2013-12-24 | 2014-04-23 | 苏州欢颜电气有限公司 | Tree pruning device |
| CN106954472A (en) * | 2017-04-26 | 2017-07-18 | 段俊峰 | One kind plucks fruit training expansion link averruncator |
| CN108575302A (en) * | 2018-03-29 | 2018-09-28 | 武汉理工大学 | Multifunctional apple picks auxiliary system |
-
2012
- 2012-06-08 CN CN 201220284297 patent/CN202680045U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103555544A (en) * | 2013-11-12 | 2014-02-05 | 胡和萍 | Shaft sleeve device for orchard lopper saw |
| CN103733892A (en) * | 2013-12-24 | 2014-04-23 | 苏州欢颜电气有限公司 | Tree pruning device |
| CN106954472A (en) * | 2017-04-26 | 2017-07-18 | 段俊峰 | One kind plucks fruit training expansion link averruncator |
| CN108575302A (en) * | 2018-03-29 | 2018-09-28 | 武汉理工大学 | Multifunctional apple picks auxiliary system |
| CN108575302B (en) * | 2018-03-29 | 2021-04-16 | 武汉理工大学 | Auxiliary system is picked to multi-functional apple |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130123 Termination date: 20140608 |