CN207296867U - A kind of electric power overhaul double ladder - Google Patents
A kind of electric power overhaul double ladder Download PDFInfo
- Publication number
- CN207296867U CN207296867U CN201721192594.6U CN201721192594U CN207296867U CN 207296867 U CN207296867 U CN 207296867U CN 201721192594 U CN201721192594 U CN 201721192594U CN 207296867 U CN207296867 U CN 207296867U
- Authority
- CN
- China
- Prior art keywords
- locating part
- ladder
- single terraced
- terraced
- drawstring
- 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
Abstract
The utility model provides a kind of electric power overhaul double ladder, including first single ladder, the second single ladder and connection component, is attached between first single ladder and second single ladder by connection component；Connection component includes shaft, locating part, by locating part, tension spring and drawstring.The utility model proposes electric power overhaul double ladder, the two single ladders opened in obtuse angle can be fixed, it is kept open double ladder, when use, which puts half stepladder in lower, must compare vertical, and half stepladder for making to be in eminence is put more horizontal.
Description
Technical field
Electric power overhaul appliance technology is the utility model is related to, more particularly to a kind of electric power overhaul double ladder.
Background technology
The double ladder of early stage includes two fixed ladders and a positioner between two fixed ladders, the two fixed ladders top
Between form and be rotatably connected, between two fixed ladders expansible positioning forms yi shaped ladder to form double ladder or equivalent positioning.
But in the higher occasion in some positions, light rely on double ladder touch less than.Therefore, there is Publication No.
The patent document of CN105625934A discloses a kind of double ladder used as vertical ladder, includes the people for the composition that is connected by hinge shaft
Word ladder, is equipped with stud connection double ladder stretching expanding into the fixation that vertical ladder uses by the be connected double ladder of composition of hinge shaft
Casing.
But made by the form of deformation after ladder increases, the structure of half stepladder in eminence is opposite during use
It is unstable.For example, in order to preferably climb, user, which gets used to putting on ladder comparing, to stand, what such ladder was carried
Transverse component is smaller, and ladder is put also relatively to stablize.This mainly has benefited from half stepladder in lower can be good by ground
Good support, and it is different for half stepladder in eminence, situation.Because can not by the good support in ground, and
Ladder is put to compare in itself and is stood, so and unstable.
Utility model content
To solve above-mentioned technical problem, the utility model proposes a kind of electric power overhaul double ladder, can be in opening
Two of obtuse angle single ladders are fixed, and are kept open double ladder, and when use puts half stepladder in lower
Compare vertical, half stepladder in eminence is put more horizontal.
To achieve the above object, the utility model provides following technical solution：
A kind of electric power overhaul double ladder, including first single ladder, the second single ladder and connection component, described first single ladder
It is attached between the second list ladder by the connection component；
The connection component includes shaft, locating part, by locating part, tension spring and drawstring；
The top nearside of the top nearside of described first single ladder and second single ladder is attached by the shaft, and
And one in the terraced and described second single ladder of the first list can rotate opposite another around the shaft and fold or open；
The arc-shaped plate-like of locating part, the locating part include multiple being arranged on curved edge and arcuately edge is uniform
The spacing breach of arrangement；The locating part is fixedly connected on the top nearside of described first single ladder, and terraced with the described first list
Between be equipped with free gap；The center of circle position of the curved edge of the locating part and the shaft position are overlapping；
Described by locating part is in elongated bulk, and the fixing end by locating part is by holding axis to be fixed on described second single ladder
On, the movable end by locating part is located in the free gap and including spacing block set；Wherein described limited position part around
The end axis rotates, and the spacing block set can be made to be caught in the spacing breach or make the spacing block set disengaging described spacing
Notch；
One end connection movable end by locating part of the tension spring, the other end of the tension spring connect the shaft；
The pulling force that wherein tension spring provides makes described to be rotated and made described in the spacing block set is caught in around the end axis by locating part
Spacing breach；
The length direction of the drawstring along described first single ladder is arranged on the side of described first single ladder, and the one of the drawstring
End extends to the top nearside of described second single ladder and connects the movable end by locating part, the other end of the drawstring to
The bottom extension of described first single ladder and the bottom of close described first single ladder；The pulling force that wherein described drawstring provides makes described
Rotated by locating part around the end axis and the spacing block set is departed from the spacing breach.
As a kind of embodiment, the connection component includes two groups, and connection component described in two groups is respectively arranged on
The both sides of described first single terraced and described second single ladder.
As a kind of embodiment, the position where multiple spacing breach from the top nearside of described second single ladder
Increase one by one to the position notch depth where the top nearside of described first single ladder.
The beneficial effects of the utility model compared with the prior art lie in：
The utility model provides a kind of electric power overhaul double ladder, can beat first single ladder and second single ladder in obtuse angle
Open, make to be rotated and made spacing block set disengaging spacing breach around end axis by locating part by pulling drawstring during opening.
Then the angle between the single ladder of adjustment first and second single ladder, subsequently unclamp drawstring makes by spacing by the pulling force that tension spring provides
Part rotates around end axis and spacing block set is caught in spacing breach, is kept open double ladder.When first single ladder and second
When single ladder keeps open mode in obtuse angle, first single ladder can be put to compare and stand, at the same time second single ladder is put
Compare horizontal.In use, first single ladder can be by the good support in ground, second single ladder can not be by the good support in ground still
Ladder is put more horizontal in itself, so the overall structure of double ladder is still stablized.
Brief description of the drawings
Fig. 1 is the view for the electric power overhaul double ladder that one embodiment of the utility model provides；
Fig. 2 is a Status view of connection component in the electric power overhaul double ladder that Fig. 1 is provided；
Fig. 3 is another Status view of connection component in the electric power overhaul double ladder that Fig. 1 is provided.
In figure：1st, first single ladder；2nd, second single ladder；3rd, connection component；301st, shaft；302nd, locating part；303rd, by spacing
Part；304th, tension spring；305th, drawstring；306th, spacing breach；307th, axis is held；308th, spacing block set.
Embodiment
Below in conjunction with attached drawing, and other technical characteristic above-mentioned to the utility model and advantage carry out clearly and completely
Description, it is clear that described embodiment is only the section Example of the utility model, rather than whole embodiments.
In one embodiment, as shown in Figure 1.Electric power overhaul double ladder include the single ladder 2 of the first single ladder 1, second and
Connection component 3, is attached between first single terraced 1 and second single terraced 2 by connection component 3.First single ladder 1 in the present embodiment
Retain traditional single terraced structure with the structure of second single ladder 2.And the connection component 3 of first single 1 and second single ladder 2 of ladder is connected as schemed
Shown in 2 or Fig. 3, it includes shaft 301, locating part 302, by locating part 303, tension spring 304 and drawstring 305, specifically such as
Under：
For shaft 301, as shown in Figure 1, the top nearside of the top nearside of first single ladder 1 and second single ladder 2 is by turning
Axis 301 is attached, and one in first single 1 and second single ladder 2 of ladder can rotate another opposite folding with around the shaft 301
Or open.A1, a2 in figure respectively illustrate the position of the top nearside of first single ladder 1, the top distal side of the first single ladder 1
Position, the b in figure show the position of the bottom of first single ladder 1.C1, c2 in figure respectively illustrate the top of second single ladder 2
The position of nearside, second single ladder 2 top distal side position, the d in figure shows the position of the bottom of second single ladder 2.In figure
E1, e2 show first single 1 and second single ladder 2 of ladder is folded against or opens both direction.
For locating part 302, as shown in Fig. 2 or Fig. 3,302 arc-shaped plate-like of locating part, locating part 302 includes multiple
Arranged on the curved edge and arcuately evenly distributed spacing breach 306 in edge；Locating part 302 is fixedly connected on first single ladder 1
Top nearside, and be equipped with free gap between first single ladder 1（Not shown in figure）；The curved edge of locating part 302
Center of circle position and 301 position of shaft are overlapping.
For being in elongated bulk by locating part 303, by locating part 303 as shown in Fig. 2 or Fig. 3 by locating part 303
Fixing end by holding axis 307 to be fixed on second single ladder 2, by the movable end of locating part 303 be located in free gap and including
Spacing block set 308；Wherein by locating part 303 around end axis 307 rotate, can make spacing block set 308 be caught in spacing breach 306 or
Spacing block set 308 is set to depart from spacing breach 306.F1, f2 in figure show two rotated by locating part 303 around end axis 307
Direction.
For tension spring 304, as shown in Fig. 2 or Fig. 3, one end connection of tension spring 304 is drawn by the movable end of locating part 303
The other end connection rotating shaft 301 of spring 304（Not shown in figure）；The pulling force that wherein tension spring 304 provides makes by locating part 303 around end axis
307 rotate and spacing block set 308 is caught in spacing breach 306.
For drawstring 305, as shown in Fig. 1 and Fig. 2 or Fig. 1 and Fig. 3, length direction of the drawstring 305 along first single ladder 1
Arranged on the side of first single ladder 1, one end of drawstring 305 extends to the top nearside of second single ladder 2 and connects by locating part 303
Movable end, bottom extension to first single ladder 1 of the other end of drawstring 305 and close to the bottom of first single ladder 1；Its medium pulling rope
305 pulling force provided make to be rotated around end axis 307 by locating part 303 and spacing block set 308 is departed from spacing breach 306.
In the present embodiment, first single 1 and second single ladder 2 of ladder can be opened in obtuse angle, during opening, along
The length direction of first single ladder 1 pulls drawstring 305, makes to be rotated around end axis 307 by locating part 303 and makes spacing block set 308 de-
From spacing breach 306.Then the angle between the single terraced 1 and second single ladder 2 of adjustment first, subsequently unclamps drawstring 305 by drawing
The pulling force that spring 304 provides makes to be rotated around end axis 307 by locating part 303 and spacing block set 308 is caught in spacing breach 306, makes
Double ladder is kept open., can be single by first when first single 1 and second single ladder 2 of ladder keeps open mode in obtuse angle
Ladder 1 is put to compare and is stood, and at the same time second single ladder 2 is put more horizontal.In use, first single ladder 1 can be good by ground
Support, second single ladder 2 can not be put more horizontal in itself by the good support in ground but ladder, so double ladder is whole
Body structure is still stablized.
In one embodiment, connection component 3 includes two groups, and two groups of connection components 3 are respectively arranged on first single terraced 1 He
The both sides of second single ladder 2.
In the present embodiment, by two groups of connection components 3, the connection between first single 1 and second single ladder 2 of ladder can be increased
Intensity.
In one embodiment, 305 end of drawstring of two groups of connection components 3 can be tied.
In the present embodiment, can be drawn at the same time from the both sides of first single 1 and second single ladder 2 of ladder by a total rope
Drag, convenient operation.
In one embodiment, the position where multiple spacing breach 306 from the top nearside of second single ladder 2 is single to first
Position notch depth where the top nearside of ladder 1 increases one by one.
In the present embodiment, by the spacing breach 306 for setting notch depth to differ, be conducive to first single ladder 1 and the
The angle opened between two single ladders 2 is adjusted.Because in the angle between adjusting first single 1 and second single ladder 2 of ladder, be from
E2 directions are gradually adjusted to e1 directions.If the notch depth of multiple spacing breach 306 is all consistent, then spacing
Convex block 308 is easily caught in the opposite spacing breach 306 closer to e2 directions by mistake after spacing breach 306 is departed from.
Particular embodiments described above, has carried out into one the purpose of this utility model, technical solution and beneficial effect
The detailed description of step, it will be appreciated that the foregoing is merely specific embodiment of the utility model, is not used to limit this reality
With new protection domain.Particularly point out, to those skilled in the art, it is all the spirit and principles of the utility model it
Any modification, equivalent substitution, improvement and etc. that are interior, being done, should be included within the scope of protection of this utility model.
Claims (1)
1. a kind of electric power overhaul double ladder, it is characterised in that including first single terraced (1), second single terraced (2) and connection group
Part (3), is attached between described first single terraced (1) and second single terraced (2) by the connection component (3)；
The connection component (3) includes shaft (301), locating part (302), by locating part (303), tension spring (304) and drawstring
(305)；
The top nearside of described first single terraced (1) and the top nearside of second single terraced (2) are carried out by the shaft (301)
Connection, and one in first list terraced (1) and second single terraced (2) can rotate relatively around the shaft (301)
Another folds or opens；
The arc-shaped plate-like of the locating part (302), the locating part (302) are arranged on curved edge and arcuately side including multiple
The evenly distributed spacing breach of edge (306)；The locating part (302) is fixedly connected on the top nearside of described first single terraced (1),
And it is equipped with free gap between described first single terraced (1)；The center of circle position of the curved edge of the locating part (302)
It is overlapping with the shaft (301) position；
Described by locating part (303) is in elongated bulk, and the fixing end by locating part (303) is by holding axis (307) to be fixed on
On described second single terraced (2), the movable end by locating part (303) is located in the free gap and including spacing block set
(308)；Wherein described limited position part (303) rotates around the end axis (307), and the spacing block set (308) can be made to be caught in institute
State spacing breach (306) or the spacing block set (308) is departed from the spacing breach (306)；
One end connection movable end by locating part (303) of the tension spring (304), the other end of the tension spring (304) connect
Connect the shaft (301)；The pulling force that wherein tension spring (304) provides make it is described by locating part (303) around the end axis (307)
Rotate and the spacing block set (308) is caught in the spacing breach (306)；
The length direction of the drawstring (305) along described first single terraced (1) is arranged on the side of described first single terraced (1), described
One end of drawstring (305) extends to the top nearside of described second single terraced (2) and connects the activity by locating part (303)
End, the bottom of the other end to described first single terraced (1) of the drawstring (305) extend and close to described first single terraced (1)
Bottom；The pulling force that wherein described drawstring (305) provides is rotated and made around the end axis (307) by locating part (303) described in making
The spacing block set (308) departs from the spacing breach (306).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721192594.6U CN207296867U (en) | 2017-09-16 | 2017-09-16 | A kind of electric power overhaul double ladder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721192594.6U CN207296867U (en) | 2017-09-16 | 2017-09-16 | A kind of electric power overhaul double ladder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207296867U true CN207296867U (en) | 2018-05-01 |
Family
ID=62442794
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721192594.6U Expired - Fee Related CN207296867U (en) | 2017-09-16 | 2017-09-16 | A kind of electric power overhaul double ladder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207296867U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110056304A (en) * | 2019-03-14 | 2019-07-26 | 武汉科技大学 | A kind of novel and multifunctional ladder |
| CN111287640A (en) * | 2018-12-07 | 2020-06-16 | 江苏宙际杰智能科技股份有限公司 | Ladder with adjustable height |
-
2017
- 2017-09-16 CN CN201721192594.6U patent/CN207296867U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111287640A (en) * | 2018-12-07 | 2020-06-16 | 江苏宙际杰智能科技股份有限公司 | Ladder with adjustable height |
| CN110056304A (en) * | 2019-03-14 | 2019-07-26 | 武汉科技大学 | A kind of novel and multifunctional ladder |
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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: 20180501 Termination date: 20180916 |