CN1288322C - Rope ladder with supporting attachment - Google Patents
Rope ladder with supporting attachment Download PDFInfo
- Publication number
- CN1288322C CN1288322C CN 200310111825 CN200310111825A CN1288322C CN 1288322 C CN1288322 C CN 1288322C CN 200310111825 CN200310111825 CN 200310111825 CN 200310111825 A CN200310111825 A CN 200310111825A CN 1288322 C CN1288322 C CN 1288322C
- Authority
- CN
- China
- Prior art keywords
- ladder
- rope
- hook
- holder fasteners
- band
- 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 - Lifetime
Links
- 229910000838 Al alloy Inorganic materials 0.000 claims abstract description 6
- 239000000758 substrate Substances 0.000 claims description 8
- 210000002421 cell wall Anatomy 0.000 claims description 3
- 239000003063 flame retardant Substances 0.000 claims description 3
- 230000007547 defect Effects 0.000 abstract 1
- 238000010276 construction Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 239000004677 Nylon Substances 0.000 description 1
- 230000009194 climbing Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000009958 sewing Methods 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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- Ladders (AREA)
Abstract
The present invention discloses a rope ladder with support accessories. The rope ladder comprises a ladder hook (1), a rope ladder body, a plurality of treading ladder bars (3) and support accessories (4), wherein the ladder hook (1) is attached to the fixed buildings; the rope ladder is fixedly connected with the ladder hook (1), and is composed of a left ladder belt and a right ladder belt (2); the treading ladder bars (3) are bridged between the two ladder belts (2) and contain aluminum alloy strips; the support accessories (4) are symmetrically distributed on the back surfaces of the two ladder belts (2) and the connecting parts of the treading ladder bars (3). The support accessories (4) are respectively in a loose leaf type structure with a torsional spring. The support accessories (4) are automatically and outwards opened by the torque force of the torsional springs until the inner included angle between the support accessory (4) and the treading ladder bar (3) is slightly larger than 90 degrees. Therefore, the rope ladder overcomes the defect that users inconveniently tread the existing rope ladders as the two ladder belts are appressed with the wall in use. As the rope ladder of the present invention is supported on the wall due to the support accessories (4) in use, the treading ladder bar (3) and the building wall can maintain the appropriate distance, and the users conveniently and firmly tread the rope ladder.
Description
Technical field
The present invention relates to a kind of rope ladder, relate in particular to a kind of rope ladder that emergency escape is used in unexpected situation.
Background technology
Widely used rope ladder is gone up by society at present, many making with soft textile ribbon forms, in the time of above the people steps down in, the distortion that is distorted easily, and rope ladder ladder body generally all is to be attached on the attachment such as building, distance between the two is very little, be difficult for trampling, use very inconvenience, when particularly meeting emergency, just may be owing to foot-operated inconvenience stop over valuable escape time.
Summary of the invention
The technical problem to be solved in the present invention provides and a kind ofly tramples conveniently, the rope ladder of firm band Holder Fasteners.
Purpose of the present invention can realize by adopting following technical measures, design a kind of rope ladder with Holder Fasteners, comprise in order to attached to the terraced hook of fixed buildings, fixedly connected with terraced hook by about the rope ladder ladder body formed of two ladder bands and be connected across about more piece step ladder grade between two ladder bands.The described two ladder band back sides are symmetrically distributed with Holder Fasteners, and this Holder Fasteners is installed in the junction of ladder band and step ladder shelves.Strut by Holder Fasteners between rope ladder and the attachment like this, a space for user's step is provided.
Described Holder Fasteners is a loose-leaf structure, comprise that one is fixed in step ladder shelves and the substrate of ladder band junction and the support chip that articulates by pivot with this substrate, described pivot socket one torsion spring, the torsion of this torsion spring makes support chip outwards open automatically till the flange of support chip bottom inside and described on-chip small embossment are inconsistent, and the interior angle of support chip after opening and step ladder shelves is slightly larger than 90 degree.Such angle grade is closed up support chip can be owing to the foot-operated step ladder of user shelves the time and is lost supporting role with the step ladder.Because Holder Fasteners is a loose-leaf structure, when the rope ladder winding up, the support chip of Holder Fasteners can be closed up, to reduce the collection volume of rope ladder; Only need put down rope ladder during use, the support chip of Holder Fasteners is opened under the effect of torsion spring automatically.
Described terraced hook comprises that facade is the hook body of U type groove and the left and right hook of L type that is made of first horizontal sides and vertical edges, described U type groove hook one second horizontal sides that respectively extends back in two cell wall tops; First horizontal sides of described left and right hook sets firmly two bolts, second horizontal sides on described hook body two tops is provided with a row in order to regulating the through hole of width before and after the terraced hook, and two bolts of described left and right hook first horizontal sides pass behind the through hole of hook body second horizontal sides to revolve with wing nut joins.Can regulate construction wall or other attachment of width to adapt to different-thickness of terraced hook thus.
Described Holder Fasteners can be installed in each junction of ladder band and step ladder shelves, also can be a pair of every the installation of two or three step ladder shelves.
Indeformable in order to make rope ladder step on the back the people, the internal layer of described step ladder shelves adopts aluminum alloy bar, and its external packets is wrapped with the fire-retardant ribbon of one deck.
Compared with prior art, the rope ladder of band Holder Fasteners of the present invention has following advantage: can keep suitable distance between the attachments such as terraced body and construction wall, thereby trample conveniently, firmly.
Description of drawings
The drawing of accompanying drawing is described as follows:
Fig. 1 is the front view of the rope ladder of band Holder Fasteners of the present invention;
Fig. 2 is the right view of the rope ladder of band Holder Fasteners of the present invention;
Fig. 3 is the exploded view of described terraced hook 1;
Fig. 4 is the exploded view of described Holder Fasteners 4.
The present invention is described in further detail below in conjunction with drawings and Examples.
The specific embodiment
As depicted in figs. 1 and 2, the rope ladder of band Holder Fasteners of the present invention comprise in order to attached to the terraced hook 1 on the fixed buildings, fixedly connected with terraced hook 1 by about two ladders with the 2 rope ladders ladder bodies of forming and about being connected across two ladders with the more piece step ladder shelves 3 between 2, also comprise being symmetrically distributed in the Holder Fasteners 4 of two ladders with 2 back sides, this Holder Fasteners 4 be installed in ladder with 2 with the junction of step ladder shelves 3.
As shown in Figure 4, described Holder Fasteners 4 adopts metal material, be loose-leaf structure, comprise one by rivet in step ladder shelves 3 and ladder substrate 41 with 2 junctions, and the support chip 42 that articulates by pivot 43 with this substrate 41, the described pivot 43 outer torsion springs 44 that are with, the torsion of this torsion spring 44 makes support chip 42 outwards open automatically till two small embossments on the flange 421 of support chip 42 bottom inside and the described substrate 41 411 are inconsistent, support chip 42 after opening is slightly larger than 90 degree with the interior angle of step ladder shelves 3, and this angle is not easy to close up and big as far as possible step space can be provided after making support chip 42 stressed.
As shown in Figure 3, described terraced hook 1 comprises that facade is the hook body 11 of U type groove and the left and right hook 12 of L type that is made of first horizontal sides 121 and vertical edges 122, described U type groove hook body 11 one second horizontal sides 111 that respectively extends back on two cell wall tops.The inboard of first horizontal sides 121 of described left and right hook 12 sets firmly two bolts 123, second horizontal sides 111 on 11 liang of tops of described hook body be provided with that a row of horizontal distributes in order to regulate the many of terraced hook 1 front and back width to through hole 112, two bolts of first horizontal sides 121 of described left and right hook 12 pass arbitrary through hole 112 backs are revolved with wing nut 13 of hook body 11 second horizontal sides 111 and join.Thus can be according to the width of the thickness adjusted of attachments such as construction wall ladder hook 1, wing nut 13 makes things convenient for hand to twist and do not need by any instrument.
Can with each junction of step ladder shelves 3 Holder Fasteners 4 be installed all with 2 at described ladder, also can a pair of Holder Fasteners 4 be installed every two or three step ladder shelves 3.
The internal layer of described step ladder shelves 3 is an aluminum alloy bar, and one section its cross section of aluminum alloy bar between two ladders are with 2 is circular, and not only light but also have higher-strength, it is indeformable that the people steps on the back rope ladder, is convenient to climbing.The aluminum alloy bar external packets is wrapped with the fire-retardant PP webbing material of one deck, and the nylon wire sewing of the connection between the ribbon its role is to increase frictional force.
During use, at first according to the width of the width adjustment of attachment ladder hook 1, tighten wing nut 13, make terraced hook 1 be stuck on the attachment securely, then rope ladder is put down, support chip 42 on the described Holder Fasteners 4 is opened on the surface that is supported on attachments such as construction wall under the effect of torsion spring 44 automatically, makes step ladder shelves 3 can keep suitable distance with building wall, to make things convenient for user's step.
Claims (6)
1, a kind of rope ladder with Holder Fasteners, comprise in order to attached to the terraced hook (1) of fixed buildings, fixedly connected with terraced hook (1) by about the rope ladder ladder bodies formed of two ladder bands (2) and be connected across about more piece steps ladder grade (3) between two ladder bands (2), it is characterized in that: also comprise the Holder Fasteners (4) that is symmetrically distributed in two ladder band (2) back sides, this Holder Fasteners (4) is installed in the junction of ladder band (2) and step ladder shelves (3).
2, the rope ladder of band Holder Fasteners according to claim 1, it is characterized in that: described Holder Fasteners (4) is a loose-leaf structure, comprise that one is fixed in the substrate (41) of step ladder shelves (3) and ladder band (2) junction, and the support chip (42) that articulates by pivot (43) with this substrate (41), described pivot (43) socket one torsion spring (44), the torsion of this torsion spring (44) makes support chip (42) outwards open automatically till the flange (421) of support chip (42) bottom inside and the spacing small embossment (411) on the described substrate (41) are inconsistent, and the support chip after opening (42) is slightly larger than 90 degree with the interior angle of described step ladder shelves (3).
3, the rope ladder of band Holder Fasteners according to claim 1 and 2, it is characterized in that: described terraced hook (1) comprises that facade is the hook body (11) of U type groove and the left and right hook of L type (12) that is made of first horizontal sides (121) and vertical edges (122), described U type groove hook body (11) one second horizontal sides (111) that respectively extends back on two cell wall tops; First horizontal sides (121) of described left and right hook (12) sets firmly two bolts (123), second horizontal sides (111) on described hook body (11) two tops is provided with a row in order to regulate the through hole (112) of terraced hook (1) front and back width, and two bolts of described left and right hook (12) first horizontal sides (121) pass back the revolving with wing nut (13) of through hole (112) of hook body (11) second horizontal sides (111) and join.
4, the rope ladder of band Holder Fasteners according to claim 1 and 2 is characterized in that: each junction at described ladder band (2) and step ladder shelves (3) all is equipped with Holder Fasteners (4).
5, the rope ladder of band Holder Fasteners according to claim 1 and 2 is characterized in that: every two or three step ladder shelves (3) a pair of Holder Fasteners (4) is installed.
6, the rope ladder of band Holder Fasteners according to claim 1 and 2 is characterized in that: the internal layer of described step ladder shelves (3) is an aluminum alloy bar, and its external packets is wrapped with fire-retardant ribbon.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200310111825 CN1288322C (en) | 2003-10-20 | 2003-10-20 | Rope ladder with supporting attachment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200310111825 CN1288322C (en) | 2003-10-20 | 2003-10-20 | Rope ladder with supporting attachment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1609404A CN1609404A (en) | 2005-04-27 |
| CN1288322C true CN1288322C (en) | 2006-12-06 |
Family
ID=34759472
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200310111825 Expired - Lifetime CN1288322C (en) | 2003-10-20 | 2003-10-20 | Rope ladder with supporting attachment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1288322C (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1720757B (en) * | 2002-11-04 | 2011-07-06 | 捷讯研究有限公司 | Method and apparatus for packet data service discovery |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102052051B (en) * | 2010-12-02 | 2014-11-12 | 单发成 | Escape soft ladder |
| CN104098052A (en) * | 2013-04-15 | 2014-10-15 | 何少敦 | Building bench-table suspension scaffold |
| CN107882502B (en) * | 2017-12-21 | 2024-01-30 | 国网河北省电力有限公司衡水供电分公司 | Special ladder fixing device for steel pipe pole cross arm offline |
-
2003
- 2003-10-20 CN CN 200310111825 patent/CN1288322C/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1720757B (en) * | 2002-11-04 | 2011-07-06 | 捷讯研究有限公司 | Method and apparatus for packet data service discovery |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1609404A (en) | 2005-04-27 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| IP01 | Partial invalidation of patent right |
Decision date of declaring invalidation: 20080617 Decision number of declaring invalidation: 11873 |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20061206 |