CN204002510U - There is the overlapping bamboo bimber stair of bindiny mechanism - Google Patents
There is the overlapping bamboo bimber stair of bindiny mechanism Download PDFInfo
- Publication number
- CN204002510U CN204002510U CN201420380124.2U CN201420380124U CN204002510U CN 204002510 U CN204002510 U CN 204002510U CN 201420380124 U CN201420380124 U CN 201420380124U CN 204002510 U CN204002510 U CN 204002510U
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- arc cell
- bimber stair
- bamboo bimber
- main support
- cell body
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Abstract
The utility model relates to the agricultural overlapping bamboo of fruit-bearing forest bimber stair, specifically a kind of overlapping bamboo bimber stair with bindiny mechanism, comprise at least two bamboo bimber stair monomers, this bamboo bimber stair monomer is fixed as one two main support columns that are symmetricly set on crossbeam pole for climbing two ends to form by crossbeam pole for climbing; Wherein: on the vertical top cylinder of main support column and bottom cylinder, be provided with horizontal installation groove and longitudinal installing hole, this is laterally installed groove and is positioned at main support column in a lateral direction, and described longitudinal mounting hole site is on the longitudinal direction of main support column; Between described bamboo bimber stair monomer, be fixed as one by bindiny mechanism; Described bindiny mechanism comprises again two symmetrically arranged arc cell bodies, and the deep-slotted chip breaker of these two arc cell bodies is oppositely arranged, and the diameter of deep-slotted chip breaker is greater than the diameter of main support column.The utility model is because the advantage that described structure has is: climb safety, reduced carrying difficulty, be convenient to handling and reduced energy consumption.
Description
Technical field
The utility model relates to the agricultural overlapping bamboo of fruit-bearing forest bimber stair, especially a kind of overlapping bamboo bimber stair with bindiny mechanism that improves climbing safety, reduction carrying difficulty, is convenient to handling and reduction energy consumption.
Background technology
Bamboo bimber stair is widely used in people's daily production, for example, for agricultural product being realized to the transfer between lower position and eminence position, for fruit-picking and for pruning the daily productions such as the branch of fruit tree.
The bamboo bimber stair of prior art generally comprises symmetrically arranged two main support columns, between two main support columns, connect as one by some crossbeam pole for climbing, when use, people climb up step by step by crossbeam pole for climbing, realize the transfer of the position that hoists from lower position.The general height of bamboo bimber stair of this structure is 10 meters of left and right, and the bamboo bimber stair that general rural households use [is all generally 8 meters] in 10 meters, just can not leave in indoor and cannot carry indoor because long.
But, people are in actual production process, the stair that often need to grow are realized the fruit of higher position [this higher position, place refers to the height that exceeds 10 meters] are plucked, and the fruit tree branch of higher position [this higher position, place refers to the height that exceeds 10 meters] is pruned.The common way of people is exactly by overlapping the main support column of two stair, then bundlees the fixing overlapping bamboo bimber stair [realizing the lengthening of bamboo bimber stair] that forms by rope or steel wire.Which has solved people to a certain extent aborning to exceeding the demand of stair height itself.But, in use, often, because the pliability of rope causes two stair to depart from from binding, cause security incident, and in binding process, for ensureing the fastness of binding, people kill knot by rope often, after finishing using, cut off rope with cutter, realize the separation of two stair, the rope that cutter cuts off cannot utilize again, waste resource; Just strong than rope binding by the stair fastness of steel wire bundle, but binding with separate in quite consuming time, the handling difficulty of two stair is large.In the time need to being carried to other fruit-bearing forest from a slice fruit-bearing forest, because the stair handling difficulty of steel wire bundle is large, is all generally that the long stair after binding are directly carried, in handling process because long stair are easy to be stopped by other trees or house, difficult.
In sum, the problem that the overlapping bamboo bimber stair of prior art exists is: climbing safety is low, carrying difficulty is large, handling difficulty and energy consumption large.
Summary of the invention
The purpose of this utility model is to provide a kind of overlapping bamboo bimber stair with bindiny mechanism that improves climbing safety, reduction carrying difficulty, is convenient to handling and reduction energy consumption.
For achieving the above object and adopt technical scheme be such, it is a kind of overlapping bamboo bimber stair with bindiny mechanism, comprise at least two bamboo bimber stair monomers, this bamboo bimber stair monomer is fixed as one two main support columns that are symmetricly set on crossbeam pole for climbing two ends to form by crossbeam pole for climbing; Wherein: on the vertical top cylinder of main support column and bottom cylinder, be provided with horizontal installation groove and longitudinal installing hole, this is laterally installed groove and is positioned at main support column in a lateral direction, and described longitudinal mounting hole site is on the longitudinal direction of main support column;
Between described bamboo bimber stair monomer, be fixed as one by bindiny mechanism;
Described bindiny mechanism comprises again two symmetrically arranged arc cell bodies, and the deep-slotted chip breaker of these two arc cell bodies is oppositely arranged, and the diameter of deep-slotted chip breaker is greater than the diameter of main support column;
Upwards be provided with two longitudinal mounting grooves in the outer wall footpath of arc cell body, the angle between these two longitudinal mounting grooves is 180 °; Described longitudinal mounting groove upwards connects the outer wall bottom to arc cell body from the outer wall top of arc cell body in the outer wall footpath of arc cell body;
On arc cell body between described two longitudinal mounting grooves, be provided with two heavy stand hole is laterally installed, these two horizontal installation heavy stand holes lay respectively at the upper and lower of arc cell body, be greater than the distance between horizontal installation heavy stand hole and the arc cell body bottom in arc cell body bottom in the distance between horizontal installation heavy stand hole and the arc cell body top on arc cell body top, and the interior angle forming between heavy stand hole and deep-slotted chip breaker body axis is laterally installed and is equated, this interior angle is obtuse angle;
In described longitudinal mounting groove, be provided with at least two installing holes, a mounting hole site in described at least two installing holes is in the top of longitudinal mounting groove, and the another one mounting hole site in described at least two installing holes is in the bottom of longitudinal mounting groove;
In adjacent two bamboo bimber stair monomers, be positioned at the top of the main support column bottom insertion deep-slotted chip breaker of the bamboo bimber stair monomer of top position, the longitudinal installing hole that passes the main support column bottom of the bamboo bimber stair monomer that is positioned at top position by a double threaded screw I is fixed as one arc cell body and the bamboo bimber stair monomer that is positioned at top position with the installing hole that is positioned at longitudinal mounting groove top at longitudinal direction;
In adjacent two bamboo bimber stair monomers, be positioned at the bottom of the main support column top insertion deep-slotted chip breaker of the bamboo bimber stair monomer of lower position, the longitudinal installing hole that passes the main support column top of the bamboo bimber stair monomer that is positioned at lower position by another double threaded screw I is fixed as one arc cell body and the bamboo bimber stair monomer that is positioned at lower position with the installing hole that is positioned at longitudinal mounting groove bottom at longitudinal direction;
Two terminations of described double threaded screw I pass respectively two longitudinal mounting grooves on arc cell body, and two nuts that are positioned at this double threaded screw I termination are tight against respectively the bottom land at described two longitudinal mounting grooves;
Described two arc cell bodies are fixed as one by double threaded screw II and double threaded screw III, the support set that has been threaded at the middle part of double threaded screw II, and through hole runs through the body middle part of support set and the body of rod middle part of double threaded screw II; Described double threaded screw II is successively through being arranged in the horizontal installation heavy stand hole on an arc cell body top in two arc cell bodies, adjacent bamboo bimber stair monomer behind the horizontal installation heavy stand hole of the horizontal installation groove on the main support column top on horizontal installation groove on the main support column bottom on the right of top position place bamboo bimber stair monomer, the left side that adjacent bamboo bimber stair monomer is arranged in lower position bamboo bimber stair monomer, two another piece arc cell body bottoms of arc cell body by nut check;
Described double threaded screw III is passed the horizontal installation heavy stand hole of an arc cell body bottom in two arc cell bodies successively, through hole, in adjacent bamboo bimber stair monomer, be positioned at the horizontal installation groove on the main support column top on the right of lower position bamboo bimber stair monomer, in adjacent bamboo bimber stair monomer, be positioned at the horizontal installation groove on the main support column bottom on the left side of top position place bamboo bimber stair monomer, in two arc cell bodies behind the horizontal installation heavy stand hole on another piece arc cell body top by nut check.
The utility model is because the advantage that said structure has is: simple in structure, be easy to manufacture; Relatively short stair are transported to using area and assemble again, be convenient to transport, load and unload simple and quick; Adopt said structure stair shorter multi-section to be connected into the longer stair of proper height, steadiness is strong, the vertical and horizontal of stair are all firmly fixed, make the stress equalization of adjacent two stair in the either direction of junction, improve climbing safety, after the dismounting of described bindiny mechanism, can again utilize and reduce energy consumption.
Brief description of the drawings
The non-limiting embodiment that the utility model can provide by accompanying drawing further illustrates.
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the stereoscopic-state structural representation of the utility model bindiny mechanism;
Fig. 3 is that the single arc cell body of the utility model is laterally installed the sectional structure schematic diagram at heavy stand hole place.
Fig. 4 is the sectional structure schematic diagram that the utility model is laterally installed heavy stand hole place.
In figure: 1, arc cell body; 2, deep-slotted chip breaker; 3, heavy stand hole is laterally installed; 4, longitudinal mounting groove; 5, installing hole; 6, double threaded screw I; 7, double threaded screw II; 8, double threaded screw III; α, interior angle; 9, bamboo bimber stair monomer; 10, crossbeam pole for climbing; 11, main support column; 12, groove is laterally installed; 13, longitudinal installing hole; 14, support set; 15, through hole.
Detailed description of the invention
Below in conjunction with drawings and Examples, the utility model is described in further detail:
Referring to accompanying drawing 1 to 4, the overlapping bamboo bimber stair with bindiny mechanism in figure, comprise at least two bamboo bimber stair monomers 9, this bamboo bimber stair monomer 9 is fixed as one two main support columns 11 that are symmetricly set on crossbeam pole for climbing 10 two ends to form by crossbeam pole for climbing 10; Wherein: on the vertical top cylinder of main support column 11 and bottom cylinder, be provided with horizontal installation groove 12 and longitudinal installing hole 13, this is laterally installed groove 12 and is positioned at main support column 11 in a lateral direction, and described longitudinal installing hole 13 is positioned on the longitudinal direction of main support column 11;
Between described bamboo bimber stair monomer 9, be fixed as one by bindiny mechanism;
Described bindiny mechanism comprises again two symmetrically arranged arc cell bodies 1, and the deep-slotted chip breaker 2 of these two arc cell bodies 1 is oppositely arranged, and the diameter of deep-slotted chip breaker 2 is greater than the diameter of main support column 11;
Upwards be provided with two longitudinal mounting grooves 4 in the outer wall footpath of arc cell body 1, the angle between these two longitudinal mounting grooves 4 is 180 °; Described longitudinal mounting groove 4 upwards connects the outer wall bottom to arc cell body 1 from the outer wall top of arc cell body 1 in the outer wall footpath of arc cell body 1;
On arc cell body 1 between described two longitudinal mounting grooves 4, be provided with two heavy stand hole 3 is laterally installed, these two horizontal installation heavy stand holes 3 lay respectively at the upper and lower of arc cell body 1, be greater than the distance between horizontal installation heavy stand hole 3 and arc cell body 1 bottom in arc cell body 1 bottom in the distance between horizontal installation heavy stand hole 3 and arc cell body 1 top on arc cell body 1 top, and the interior angle α forming between heavy stand hole 3 and arc cell body 1 axis is laterally installed and equates, this interior angle α is obtuse angle;
In described longitudinal mounting groove 4, be provided with at least two installing holes 5, an installing hole 5 in described at least two installing holes 5 is positioned at the top of longitudinal mounting groove 4, and the another one installing hole 5 in described at least two installing holes 5 is positioned at the bottom of longitudinal mounting groove 4;
In adjacent two bamboo bimber stair monomers 9, be positioned at the top of the main support column 11 bottoms insertion deep-slotted chip breakers 2 of the bamboo bimber stair monomer 9 of top position, the longitudinal installing hole 13 that passes main support column 11 bottoms of the bamboo bimber stair monomer 9 that is positioned at top position by a double threaded screw I 6 is fixed as one arc cell body 1 and the bamboo bimber stair monomer 9 that is positioned at top position with the installing hole 5 that is positioned at longitudinal mounting groove 4 tops at longitudinal direction;
In adjacent two bamboo bimber stair monomers 9, be positioned at the bottom of the main support column 11 tops insertion deep-slotted chip breakers 2 of the bamboo bimber stair monomer 9 of lower position, the longitudinal installing hole 13 that passes main support column 11 tops of the bamboo bimber stair monomer 9 that is positioned at lower position by another double threaded screw I 6 is fixed as one arc cell body 1 and the bamboo bimber stair monomer 9 that is positioned at lower position with the installing hole 5 that is positioned at longitudinal mounting groove 4 bottoms at longitudinal direction;
Two terminations of described double threaded screw I 6 pass respectively two longitudinal mounting grooves 4 on arc cell body 1, and two nuts that are positioned at these double threaded screw I 6 terminations are tight against respectively the bottom land at described two longitudinal mounting grooves 4;
Described two arc cell bodies 1 are fixed as one by double threaded screw II 7 and double threaded screw III 8, [while assembling at this place, be middle part is had to through hole double threaded screw II 7 from wherein the horizontal installation heavy stand hole 3 on arc cell body 1 top is passed, the just support set 9 of suit with through hole in this double threaded screw II 7, make the through hole on through hole and the support set 9 in double threaded screw II 7 overlap to form through hole 10, last double threaded screw II 7 is passed the horizontal installation heavy stand hole 3 of other arc cell body 1 bottom again.] support set 14 that has been threaded at the middle part of double threaded screw II 7, through hole 15 runs through the body middle part of support set 14 and the body of rod middle part of double threaded screw II 7, described double threaded screw II 7 is passed the horizontal installation heavy stand hole 3 on arc cell body 1 top in two arc cell bodies 1 successively, in adjacent bamboo bimber stair monomer 9, be positioned at the horizontal installation groove 12 on main support column 11 bottoms on the right of top position place bamboo bimber stair monomer 9, in adjacent bamboo bimber stair monomer 9, be positioned at the horizontal installation groove 12 on main support column 11 tops on the left side of lower position bamboo bimber stair monomer 9, in two arc cell bodies 1 behind the horizontal installation heavy stand hole 3 of another piece arc cell body 1 bottom by nut check,
Described double threaded screw III 8 is passed the horizontal installation heavy stand hole 3 of arc cell body 1 bottom in two arc cell bodies 1 successively, through hole 15, in adjacent bamboo bimber stair monomer 9, be positioned at the horizontal installation groove 12 on main support column 11 tops on the right of lower position bamboo bimber stair monomer 9, in adjacent bamboo bimber stair monomer 9, be positioned at the horizontal installation groove 12 on main support column 11 bottoms on the left side of top position place bamboo bimber stair monomer 9, in two arc cell bodies 1 behind the horizontal installation heavy stand hole 3 on another piece arc cell body 1 top by nut check.
For ease of batch production, in above-described embodiment, preferably: described two arc cell bodies 1 are semicircle shape, after this two arc cell bodies, 1 laminating, form the cylindrical shell of circle shape.
For further improving the steadiness of adjacent stair junction, in above-described embodiment, preferably: described installing hole 5 is four, wherein two installing holes 5 are positioned at longitudinal mounting groove 4 tops, and two other installing hole 5 is positioned at longitudinal mounting groove 4 bottoms.
For further improving the steadiness of adjacent stair junction, in above-described embodiment, preferably: be provided with plastic cement elastomeric pad between the bottom land of the nut of described double threaded screw I 6 and longitudinally mounting groove 4.Between the heavy stand in the nut of described double threaded screw II 7 and laterally installation heavy stand hole 3, be provided with plastic cement elastomeric pad.Between the heavy stand in the nut of described double threaded screw III 8 and laterally installation heavy stand hole 3, be provided with plastic cement elastomeric pad.
In above-mentioned all embodiment, each parts of bindiny mechanism all can adopt metal, alloy material or hard PVC material to make, and optimal selection is hard PVC material.
Obviously, above-mentioned all embodiment are a part of embodiment of the present utility model, instead of whole embodiment.Based on embodiment described in the utility model, those skilled in the art are not making all other embodiment that obtain under creative work prerequisite, all belong to the category of the utility model protection.
In sum, due to said structure, improved climbing safety, reduced carrying difficulty, be convenient to handling and reduced energy consumption.
Claims (6)
1. one kind has the overlapping bamboo bimber stair of bindiny mechanism, comprise at least two bamboo bimber stair monomers (9), two main support columns (11) that this bamboo bimber stair monomer (9) will be symmetricly set on crossbeam pole for climbing (10) two ends by crossbeam pole for climbing (10) are fixed as one and form; It is characterized in that: on the vertical top cylinder of main support column (11) and bottom cylinder, be provided with horizontal installation groove (12) and longitudinal installing hole (13), this is laterally installed groove (12) and is positioned at main support column (11) in a lateral direction, and described longitudinal installing hole (13) is positioned on the longitudinal direction of main support column (11);
Between described bamboo bimber stair monomer (9), be fixed as one by bindiny mechanism;
Described bindiny mechanism comprises again two symmetrically arranged arc cell bodies (1), and the deep-slotted chip breaker (2) of these two arc cell bodies (1) is oppositely arranged, and the diameter of deep-slotted chip breaker (2) is greater than the diameter of main support column (11);
Upwards be provided with two longitudinal mounting grooves (4) in the outer wall footpath of arc cell body (1), the angle between these two longitudinal mounting grooves (4) is 180 °; Described longitudinal mounting groove (4) upwards connects to the outer wall bottom of arc cell body (1) from the outer wall top of arc cell body (1) in the outer wall footpath of arc cell body (1);
On arc cell body (1) between described two longitudinal mounting grooves (4), be provided with two heavy stand hole (3) is laterally installed, these two horizontal installation heavy stand holes (3) lay respectively at the upper and lower of arc cell body (1), the distance being positioned between horizontal installation heavy stand hole (3) and arc cell body (1) top on arc cell body (1) top is greater than the distance between horizontal installation heavy stand hole (3) and arc cell body (1) bottom that is positioned at arc cell body (1) bottom, and the interior angle (α) forming between heavy stand hole (3) and arc cell body (1) axis is laterally installed to be equated, this interior angle (α) is obtuse angle,
In described longitudinal mounting groove (4), be provided with at least two installing holes (5), an installing hole (5) in described at least two installing holes (5) is positioned at the top of longitudinal mounting groove (4), and the another one installing hole (5) in described at least two installing holes (5) is positioned at the bottom of longitudinal mounting groove (4);
In adjacent two bamboo bimber stair monomers (9), be positioned at the top that deep-slotted chip breaker (2) is inserted in main support column (11) bottom of the bamboo bimber stair monomer (9) of top position, arc cell body (1) and the bamboo bimber stair monomer (9) that is positioned at top position be fixed as one at longitudinal direction through being positioned at longitudinal installing hole (13) of main support column (11) bottom of bamboo bimber stair monomer (9) of top position and the installing hole (5) that is positioned at longitudinal mounting groove (4) top by a double threaded screw I (6);
In adjacent two bamboo bimber stair monomers (9), be positioned at the bottom that deep-slotted chip breaker (2) is inserted at main support column (11) top of the bamboo bimber stair monomer (9) of lower position, arc cell body (1) and the bamboo bimber stair monomer (9) that is positioned at lower position be fixed as one at longitudinal direction through being positioned at longitudinal installing hole (13) at main support column (11) top of bamboo bimber stair monomer (9) of lower position and the installing hole (5) that is positioned at longitudinal mounting groove (4) bottom by another double threaded screw I (6);
Two terminations of described double threaded screw I (6) pass respectively two the longitudinal mounting grooves (4) on arc cell body (1), and two nuts that are positioned at this double threaded screw I (6) termination are tight against respectively the bottom land at described two longitudinal mounting grooves (4);
Described two arc cell bodies (1) are fixed as one by double threaded screw II (7) and double threaded screw III (8), the support set (14) that has been threaded at the middle part of double threaded screw II (7), through hole (15) runs through in the middle part of the body middle part of support set (14) and the body of rod of double threaded screw II (7), described double threaded screw II (7) is passed the horizontal installation heavy stand hole (3) on an arc cell body (1) top in two arc cell bodies (1) successively, in adjacent bamboo bimber stair monomer (9), be positioned at the horizontal installation groove (12) on main support column (11) bottom on the right of top position place bamboo bimber stair monomer (9), in adjacent bamboo bimber stair monomer (9), be positioned at the horizontal installation groove (12) on main support column (11) top on the left side of lower position bamboo bimber stair monomer (9), in two arc cell bodies (1) behind the horizontal installation heavy stand hole (3) of another piece arc cell body (1) bottom by nut check,
Described double threaded screw III (8) is passed the horizontal installation heavy stand hole (3) of an arc cell body (1) bottom in two arc cell bodies (1) successively, through hole (15), in adjacent bamboo bimber stair monomer (9), be positioned at the horizontal installation groove (12) on main support column (11) top on the right of lower position bamboo bimber stair monomer (9), in adjacent bamboo bimber stair monomer (9), be positioned at the horizontal installation groove (12) on main support column (11) bottom on the left side of top position place bamboo bimber stair monomer (9), in two arc cell bodies (1) behind the horizontal installation heavy stand hole (3) on another piece arc cell body (1) top by nut check.
2. the overlapping bamboo bimber stair with bindiny mechanism according to claim 1, is characterized in that: described two arc cell bodies (1) are semicircle shape, forms the cylindrical shell of circle shape after this two arc cell bodies (1) laminating.
3. the overlapping bamboo bimber stair with bindiny mechanism according to claim 1, it is characterized in that: described installing hole (5) is four, wherein two installing holes (5) are positioned at longitudinal mounting groove (4) top, and two other installing hole (5) is positioned at longitudinal mounting groove (4) bottom.
4. the overlapping bamboo bimber stair with bindiny mechanism according to claim 1, is characterized in that: between the bottom land of the nut of described double threaded screw I (6) and longitudinally mounting groove (4), be provided with plastic cement elastomeric pad.
5. the overlapping bamboo bimber stair with bindiny mechanism according to claim 1, is characterized in that: between the heavy stand in the nut of described double threaded screw II (7) and laterally installation heavy stand hole (3), be provided with plastic cement elastomeric pad.
6. the overlapping bamboo bimber stair with bindiny mechanism according to claim 1, is characterized in that: between the heavy stand in the nut of described double threaded screw III (8) and laterally installation heavy stand hole (3), be provided with plastic cement elastomeric pad.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420380124.2U CN204002510U (en) | 2014-07-10 | 2014-07-10 | There is the overlapping bamboo bimber stair of bindiny mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420380124.2U CN204002510U (en) | 2014-07-10 | 2014-07-10 | There is the overlapping bamboo bimber stair of bindiny mechanism |
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| Publication Number | Publication Date |
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| CN204002510U true CN204002510U (en) | 2014-12-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420380124.2U Expired - Fee Related CN204002510U (en) | 2014-07-10 | 2014-07-10 | There is the overlapping bamboo bimber stair of bindiny mechanism |
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| CN (1) | CN204002510U (en) |
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| CN104612578A (en) * | 2015-01-20 | 2015-05-13 | 任云海 | Series-connected vertical fire ladder |
| CN104653089A (en) * | 2015-01-29 | 2015-05-27 | 徐勇 | Upright inserted high-voltage line maintaining ladder |
| CN104653096A (en) * | 2015-01-29 | 2015-05-27 | 徐勇 | Upright serially-connected high-voltage line maintaining ladder |
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| CN104747066A (en) * | 2015-02-24 | 2015-07-01 | 余登会 | Upright fire ladder |
| CN104763318A (en) * | 2015-03-09 | 2015-07-08 | 邱兴伦 | A ladder for maintenance of high-tension lines |
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| CN104612578A (en) * | 2015-01-20 | 2015-05-13 | 任云海 | Series-connected vertical fire ladder |
| CN104653089A (en) * | 2015-01-29 | 2015-05-27 | 徐勇 | Upright inserted high-voltage line maintaining ladder |
| CN104653096A (en) * | 2015-01-29 | 2015-05-27 | 徐勇 | Upright serially-connected high-voltage line maintaining ladder |
| CN104653097A (en) * | 2015-01-29 | 2015-05-27 | 徐勇 | Upright serially-connected high-voltage line maintaining ladder |
| CN104747066B (en) * | 2015-02-24 | 2016-08-03 | 余登会 | Upright fire-fighting rack |
| CN104747066A (en) * | 2015-02-24 | 2015-07-01 | 余登会 | Upright fire ladder |
| CN104806157B (en) * | 2015-02-27 | 2017-09-12 | 徐毓艺 | Special upright fire-fighting rack |
| CN104806157A (en) * | 2015-02-27 | 2015-07-29 | 余登会 | Special vertical ladder for fire fighting |
| CN104763316A (en) * | 2015-03-01 | 2015-07-08 | 余登会 | Upright special-purpose firefighting ladder |
| CN104763316B (en) * | 2015-03-01 | 2017-07-28 | 广东金墩安全检测技术有限公司 | Upright Special fire-fighting ladder |
| CN104763318A (en) * | 2015-03-09 | 2015-07-08 | 邱兴伦 | A ladder for maintenance of high-tension lines |
| CN104763318B (en) * | 2015-03-09 | 2017-06-30 | 徐毓艺 | Maintenance high-tension line ladder |
| CN104727740B (en) * | 2015-03-09 | 2016-07-06 | 国网山东省电力公司东平县供电公司 | Examination and repair for high-pressure circuit ladder |
| CN104727740A (en) * | 2015-03-09 | 2015-06-24 | 邱兴伦 | High-voltage circuit overhauling ladder |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141210 Termination date: 20150710 |
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| EXPY | Termination of patent right or utility model |