CN208310291U - A kind of outer rack crawling ladder - Google Patents
A kind of outer rack crawling ladder Download PDFInfo
- Publication number
- CN208310291U CN208310291U CN201820584545.5U CN201820584545U CN208310291U CN 208310291 U CN208310291 U CN 208310291U CN 201820584545 U CN201820584545 U CN 201820584545U CN 208310291 U CN208310291 U CN 208310291U
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- China
- Prior art keywords
- ladder
- pedal
- outer rack
- crawling
- cylinder
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Abstract
The utility model discloses a kind of outer rack crawling ladders, aim to solve the problem that existing outer rack crawling ladder since shape is fixed, it is transported and storage needs the problem of occupying biggish space, its key points of the technical solution are that: including at least two groups it is hinged can be along the ladder unit of climbing direction doubling, and articulated shaft is located at climbing surface opposite side, two ladder units are arranged close to hinged side for the competing resistance surface after outer rack crawling ladder expansion；The ladder unit includes the load-bearing part for being used to support the pedal between ladder, several pedals being successively rotationally connected between the ladder of the left and right sides and the ladder for being in turn secured to the left and right sides at left and right sides of being divided into, the pedal is carried on the load-bearing part when climbing, and the pedal may be reversed and be accommodated between two ladders when storage；The ladder unit upper end at top, which is fixed with, is affiliated to component, has reached in transport and storage by folding to reduce the beneficial effect of the advantages of taken up space.
Description
Technical field
The utility model relates to construction tool technical fields, more specifically, it relates to a kind of outer rack crawling ladder.
Background technique
Application No. is the Chinese utility model patents of CN201020585648.7, are related to a kind of movable type outer rack crawling ladder,
It includes the multiple step between the ladder for being divided into the left and right sides, the ladder for being sequentially connected to the left and right sides, the ladder
Top is equipped with the component of being affiliated to for being used to that connection is affiliated to outrigger, and the bottom of the ladder is equipped with the support for being used to be supported on outrigger
Component.
But above-mentioned existing outer rack crawling ladder, since shape is fixed, transport and storage need to occupy biggish space.
Utility model content
In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of outer rack crawling ladder, in transport and
Reduce the advantages of taken up space by folding when storage.
To achieve the above object, the utility model provides following technical solution:
A kind of outer rack crawling ladder, including at least two groups it is hinged can be along the ladder unit of climbing direction doubling, and articulated shaft
Positioned at climbing surface opposite side, two ladder units are arranged close to hinged side to be supported for competing after outer rack crawling ladder expansion
Contacting surface；
The ladder unit includes the ladder for being divided into the left and right sides, is successively rotationally connected between the ladder of the left and right sides
Several pedals and be in turn secured to the left and right sides ladder between the load-bearing part for being used to support the pedal, when climbing described in
Pedal is carried on the load-bearing part, and the pedal may be reversed and be accommodated between two ladders when storage；The ladder unit at top
Upper end, which is fixed with, is affiliated to component.
By adopting the above technical scheme, in use, contradicting resistance surface mutually outer rack crawling ladder expansion, then pedal is rotated
To above load-bearing part, load-bearing part carries the pedal when climbing；Since articulated shaft is located at climbing surface opposite side, so that the outer rack crawling ladder
Only towards the doubling of climbing surface opposite side, people protects outer rack crawling ladder when climbing on outer rack crawling ladder, through competing resistance surface
Keep steady fixed unfolded state；When storage, pedal is overturn and is accommodated between two ladders, then climbs ladder unit direction
It is folded in face of side, in transport or storage, the outer rack crawling ladder occupies lesser memory space in this way.
It further, further include transmission component for the pedal for the single ladder unit that links, the transmission component packet
The driving wheel being coaxially disposed with the rotation axis of the pedal for being fixed on the pedal side is included, passes through biography between the driving wheel
Moving part keeps synchronous co-rotating transmission.
By adopting the above technical scheme, the pedal to be linked on single ladder unit by transmission component is moved one in this way and is stepped on
Plate can drive multiple pedals on the same ladder unit to move synchronously, more convenient to use.
Further, the driving member is belt or chain.
By adopting the above technical scheme, by belt as rotating member, stable drive, manufacturing cost is low；Pass through chain conduct
Driving member is not in the slipping phenomenon of belt.
Further, the climbing surface opposite side is located between two ladders of the ladder unit and is provided with safety net.
By adopting the above technical scheme, by the way that safety net is arranged, when occurring stepping on sky, which can play preferable guarantor
Shield effect.
Further, the pedal includes outline border and is fixed in the space that the outline border surrounds and tramples net.
By adopting the above technical scheme, pedal by outline border and is trampled net and is formed, and reduces the weight of the outer rack crawling ladder, so that should
Outer rack crawling ladder is easy to remove, and tramples the advantages of netting gear is reduced earth accumulation.
Further, the pedal is provided with clump weight far from the hinged side of the pedal and the ladder.
By adopting the above technical scheme, by the way that clump weight is arranged, so that the side that pedal is equipped with clump weight stable is pressed in
On load-bearing part, so that pedal is more reliable and more stable when in use.
It further, further include after outer rack crawling ladder expansion for locking the locking assembly of two ladder units,
The locking assembly includes the closing piece being separately positioned on two adjacent ladder units and the bolt for running through two closing pieces.
By adopting the above technical scheme, two ladder units are locked by locking assembly after outer rack crawling ladder expansion, further
Make the outer rack crawling ladder be unfolded after it is more stable, safety, prevent due to drop-in Fold.
Further, the bolt includes the knob being fixedly connected sequentially, the first cylinder and the second cylinder, first cylinder
Diameter be less than the diameter of second cylinder, be respectively arranged on two closing pieces respectively with first cylinder and the second cylinder
The first jack and the second jack to match, the diameter of first jack are less than the diameter of second cylinder, the knob
Lateral dimension be greater than first jack, when first cylinder slides in first jack described in the second cylinder can insert
Enter or be detached from second jack.
By adopting the above technical scheme, due to the diameter for shaking hands to be all larger than the first jack with the lateral dimension of the second cylinder, make
It obtains bolt to be limited, can only be slided in the first jack, can prevent bolt from losing；When first cylinder slides in the first jack
Second cylinder can be inserted into or be detached from the second jack, that is, realizes and lock or unlock to two ladder units.
In conclusion the utility model has the following beneficial effects:
In use, contradicting resistance surface mutually outer rack crawling ladder expansion, then pedal is turned to above load-bearing part, climbing
When load-bearing part carry the pedal；Since articulated shaft is located at climbing surface opposite side, so that the outer rack crawling ladder is only towards climbing surface pair
Side doubling, people make outer rack crawling ladder keep stable unfolded state when climbing on outer rack crawling ladder, through competing resistance surface；
When storage, pedal is overturn and is accommodated between two ladders, ladder unit is folded towards climbing surface opposite side then, is existed in this way
The outer rack crawling ladder occupies lesser memory space when transport or storage.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of one of the utility model embodiment outer rack crawling ladder use state；
Fig. 2 is the partial structure diagram of one of the utility model embodiment outer rack crawling ladder；
Fig. 3 is the partial structure diagram at one of the utility model embodiment another visual angle of outer rack crawling ladder；
Fig. 4 is the structural schematic diagram of one of the utility model embodiment outer rack crawling ladder folded state.
Appended drawing reference: 100, ladder unit；101, articulated shaft；110, ladder；120, pedal；130, load-bearing part；140, it limits
Position block；150, clump weight；160, it is affiliated to component；170, rotation axis；200, locking assembly；210, closing piece；220, bolt；230, it draws
Hand；240, the first cylinder；250, the second cylinder；300, transmission component；301, driving wheel；302, driving member；303, safety net；
304, net is trampled.
Specific embodiment
It elaborates with reference to the accompanying drawing to the technical solution of the utility model.
For ease of description, spatially relative term can be used herein, as " ... on ", " ... top ",
" ... upper surface ", " above " etc., for describing such as a device shown in the figure or feature and other devices or spy
The spatial relation of sign.It should be understood that spatially relative term is intended to comprising the orientation in addition to device described in figure
Except different direction in use or operation.For example, being described as if the device in attached drawing is squeezed " in other devices
It will be positioned as " under other devices or construction after part or construction top " or the device of " on other devices or construction "
Side " or " under other devices or construction ".Thus, exemplary term " ... top " may include " ... top " and
" in ... lower section " two kinds of orientation.The device can also be positioned with other different modes and (is rotated by 90 ° or in other orientation), and
And respective explanations are made to the opposite description in space used herein above.
A kind of outer rack crawling ladder, referring to Fig. 1 and Fig. 4, including two groups it is hinged can be along the ladder unit of climbing direction doubling
The direction E-F is climbing direction in 100, Fig. 1, and Fig. 4 is the structural schematic diagram after the outer rack crawling ladder doubling；And articulated shaft 101 is located at
Climbing surface opposite side, the side B in climbing surface opposite side, that is, Fig. 1, two ladder units 100 are arranged close to hinged side for climbing in the outrigger
Competing resistance surface after ladder expansion, the side A in resistance surface, that is, Fig. 4.
Specifically, the ladder unit 100 includes the ladder 110 for being divided into the left and right sides, is successively rotationally connected with left and right
Being used to support between several pedals 120 between the ladder 110 of two sides and the ladder 110 for being in turn secured to the left and right sides is described
The load-bearing part 130(of pedal 120 is referring to fig. 2)；In order to clearly illustrate the detailed structure of outer rack crawling ladder, the outer rack crawling ladder of Fig. 2
Safety net 303(is concealed referring to Fig. 3) and net 304(is trampled referring to Fig. 3)；The pedal 120 is carried on the carrying when climbing
Part 130, the pedal 120 may be reversed and be accommodated between two ladders 110 when storage；It is located at two on two ladders 110 to step on
Be additionally provided between plate 120 limited block 140(referring to fig. 2 or Fig. 3), by be arranged limited block 140, when pedal 120 is accommodated in two
When between a ladder 110, pedal 120 is supported on limited block 140, i.e., can only overturn when pedal 120 is stored to limited block 140
Position prevents pedal 120 from excessively overturning.
Hinged side far from the pedal 120 and the ladder 110 on pedal 120 is provided with clump weight 150, passes through setting
Clump weight 150 so that pedal 120 be equipped with clump weight 150 side it is stable be pressed on load-bearing part 130 so that pedal 120 exists
It is more reliable and more stable when use.And the climbing surface opposite side of the unit lower end of climbing of 100 upper end of ladder unit and bottom at top is solid
Surely it is affiliated to component 160.
Referring to Fig. 1 and Fig. 2, which further includes after outer rack crawling ladder expansion for locking two ladders
The locking assembly 200 of unit 100, the locking assembly 200 include the lock being separately positioned on two adjacent ladder units 100
Block 210 and for run through two closing pieces 210 bolt 220.Specifically, bolt 220 include be fixedly connected sequentially knob 230,
First cylinder 240 and the second cylinder 250, the diameter of the first cylinder 240 less than the second cylinder 250 diameter, on two closing pieces 210
It is respectively arranged with the first jack and the second jack to match respectively with the first cylinder 240 and the second cylinder 250, corresponding first
Jack is used to cooperate with the first cylinder 240, and the second jack is used to cooperate with the second cylinder 250, and the diameter of the first jack is less than the
The diameter of two cylinders 250,230 lateral dimension of shaking hands is greater than the first jack, the when the first cylinder 240 slides in the first jack
Two cylinders 250 can be inserted into or be detached from the second jack.Two ladder units are locked by locking assembly 200 after outer rack crawling ladder expansion
100, more stable after the outer rack crawling ladder is unfolded, safety is prevented due to drop-in Fold；Due to drawing
The lateral dimension of hand 230 and the second cylinder 250 is all larger than the diameter of the first jack so that bolt 220 limited, can only be first
Sliding in jack, can prevent bolt 220 from losing；The second cylinder 250 can be inserted into when first cylinder 240 slides in the first jack
Or be detached from the second jack, that is, realize locking or unlocking to two ladder units 100.
Referring to Fig. 3, left side ladder 110 is hidden to illustrate the structure in ladder 110, specifically, the outer rack crawling ladder in Fig. 3
It further include the transmission component 300 for the pedal 120 for the single ladder unit 100 that links, the transmission component 300 includes solid
Due to the driving wheel 301 of 120 left side of pedal being coaxially disposed with the rotation axis 170 of the pedal 120, the driving wheel
Synchronous co-rotating transmission is kept by driving member 302 between 301.Driving member 302 in the present embodiment is belt, in other embodiments
In, driving member 302 can also use chain.It is linked the pedal 120 on single ladder unit 100 by transmission component 300, in this way
Moving a pedal 120 can drive multiple pedals 120 on the same ladder unit 100 to move synchronously, more convenient to use.
In order to keep the outer rack crawling ladder use safer, the climbing is located between two ladders 110 of ladder unit 100
Side is provided with safety net 303, which forms for reinforcement welding, by the way that safety net 303 is arranged, when occurring stepping on sky
When, which can play preferable protective effect.
Further, pedal 120 includes outline border and is fixed in the space that the outline border surrounds and tramples net 304, is trampled
Net 304 is equally formed using reinforcement welding, since pedal 120 by outline border and is trampled net 304 and formed, reduces the outer rack crawling ladder
Weight so that the outer rack crawling ladder is easy to remove, and tramples net 304 and has the advantages that reduce earth accumulation.
When in use, it contradicts resistance surface mutually outer rack crawling ladder expansion, pedal 120 is then turned into load-bearing part 130
Top, load-bearing part 130 carries the pedal 120 when climbing；Since articulated shaft 101 is located at climbing surface opposite side, so that the outrigger is climbed
For ladder only towards the doubling of climbing surface opposite side, people makes outer rack crawling ladder when climbing on outer rack crawling ladder, through competing resistance surface
Keep stable unfolded state；When storage, pedal 120 is overturn and is accommodated between two ladders 110, then by ladder unit
100 fold towards climbing surface opposite side, and in transport or storage, the outer rack crawling ladder occupies lesser memory space in this way.
The above is only the preferred embodiment of the utility model, and the protection scope of the utility model is not limited merely to
Above-described embodiment, technical solution belonging to the idea of the present invention belong to the protection scope of the utility model.It should refer to
Out, for those skilled in the art, it is without departing from the principle of the utility model it is several improvement and
Retouching, these improvements and modifications also should be regarded as the protection scope of the utility model.
Claims (8)
1. a kind of outer rack crawling ladder, which is characterized in that including at least two groups it is hinged can be along the ladder unit of climbing direction doubling
(100), and articulated shaft (101) is located at climbing surface opposite side, and two ladder units (100) are arranged close to hinged side for described outer
Competing resistance surface after the expansion of frame ladder；
The ladder unit (100) includes the ladder (110) for being divided into the left and right sides, the ladder for being successively rotationally connected with the left and right sides
Described step on is used to support between several pedals (120) between frame (110) and the ladder (110) for being in turn secured to the left and right sides
The load-bearing part (130) of plate (120), when climbing, the pedal (120) was carried on the load-bearing part (130), when storage the pedal
(120) it may be reversed and be accommodated between two ladders (110)；Ladder unit (100) upper end at top, which is fixed with, is affiliated to component
(160)。
2. a kind of outer rack crawling ladder according to claim 1, which is characterized in that further include for the single ladder list that links
The transmission component (300) of the pedal (120) of first (100), the transmission component (300) include being fixed on the pedal (120) side
The driving wheel (301) being coaxially disposed with the rotation axis (170) of the pedal (120) in portion passes through between the driving wheel (301)
Driving member (302) keeps synchronous co-rotating transmission.
3. a kind of outer rack crawling ladder according to claim 2, which is characterized in that the driving member (302) is belt or chain.
4. a kind of outer rack crawling ladder according to claim 1, which is characterized in that two ladders of the ladder unit (100)
(110) it is located at the climbing surface opposite side between and is provided with safety net (303).
5. a kind of outer rack crawling ladder according to claim 1, which is characterized in that the pedal (120) includes outline border and fixation
Net (304) are trampled in the space that the outline border surrounds.
6. a kind of outer rack crawling ladder according to claim 1, which is characterized in that the pedal (120) is far from the pedal
(120) the hinged side of the ladder (110) is provided with clump weight (150).
7. a kind of outer rack crawling ladder according to claim 1, which is characterized in that further include being used after outer rack crawling ladder expansion
In the locking assembly (200) for locking two ladder units (100), the locking assembly (200) includes being separately positioned on phase
Closing piece (210) on two adjacent ladder units (100) and the bolt (220) for running through two closing pieces (210).
8. a kind of outer rack crawling ladder according to claim 7, which is characterized in that the bolt (220) includes successively fixed connects
Knob (230), the first cylinder (240) and the second cylinder (250) connect, the diameter of first cylinder (240) are less than described the
The diameter of two cylinders (250), be respectively arranged on two closing pieces (210) respectively with first cylinder (240) and the second cylinder
(250) diameter of the first jack and the second jack to match, first jack is less than the straight of second cylinder (250)
The lateral dimension of diameter, the knob (230) is greater than first jack, and first cylinder (240) is in first jack
Second cylinder (250) described in when sliding can be inserted into or be detached from second jack.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820584545.5U CN208310291U (en) | 2018-04-23 | 2018-04-23 | A kind of outer rack crawling ladder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820584545.5U CN208310291U (en) | 2018-04-23 | 2018-04-23 | A kind of outer rack crawling ladder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208310291U true CN208310291U (en) | 2019-01-01 |
Family
ID=64713158
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820584545.5U Expired - Fee Related CN208310291U (en) | 2018-04-23 | 2018-04-23 | A kind of outer rack crawling ladder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208310291U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112405480A (en) * | 2020-11-10 | 2021-02-26 | 金隅住宅产业化(唐山)有限公司 | Concrete prefabricated part placing frame with climbing ladder |
| WO2021243959A1 (en) * | 2020-06-01 | 2021-12-09 | 山东鼎昌复合材料有限公司 | Composite material-based egress platform system |
-
2018
- 2018-04-23 CN CN201820584545.5U patent/CN208310291U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021243959A1 (en) * | 2020-06-01 | 2021-12-09 | 山东鼎昌复合材料有限公司 | Composite material-based egress platform system |
| CN112405480A (en) * | 2020-11-10 | 2021-02-26 | 金隅住宅产业化(唐山)有限公司 | Concrete prefabricated part placing frame with climbing 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 |
Granted publication date: 20190101 Termination date: 20190423 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |