CN222894226U - Adjustable ladder for large-volume pile cap construction - Google Patents
Adjustable ladder for large-volume pile cap construction Download PDFInfo
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- CN222894226U CN222894226U CN202421279316.4U CN202421279316U CN222894226U CN 222894226 U CN222894226 U CN 222894226U CN 202421279316 U CN202421279316 U CN 202421279316U CN 222894226 U CN222894226 U CN 222894226U
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Abstract
本申请公开了一种适用于大体积承台施工的可调节爬梯，包括至少两个爬梯子模块，至少两个爬梯子模块沿着长度方向依次连接，且相邻两个爬梯子模块之间可拆卸连接。本申请的爬梯能够根据实际承台施工情况，灵活调整爬梯的长度，进而方便施工人员施工，且该爬梯能够适用多种工况，重复利用，进一步避免了资源浪费。
The present application discloses an adjustable ladder suitable for large-volume pedestal construction, comprising at least two ladder modules, at least two ladder modules are sequentially connected along the length direction, and two adjacent ladder modules are detachably connected. The ladder of the present application can flexibly adjust the length of the ladder according to the actual pedestal construction situation, thereby facilitating the construction of construction personnel, and the ladder can be applied to a variety of working conditions and reused, further avoiding waste of resources.
Description
Technical Field
The application relates to the technical field of safety channel equipment in bridge engineering, in particular to an adjustable crawling ladder suitable for large-volume bearing platform construction.
Background
In engineering construction, a large-volume bearing platform is supported by a steel sheet pile or a steel hanging box for guaranteeing construction safety and construction quality, concrete is poured in a layered mode, so that constructors can conveniently enter a construction site, an upper crawling ladder and a lower crawling ladder are required to be installed to serve as safety channels, a cushion layer and a first layer of concrete are poured on the large-volume bearing platform, the last layer of concrete is lifted, the lifting of an elevation is achieved, the climbing ladders with different lengths can be replaced at the moment, the existing climbing ladders are all fixed in length, the original climbing ladders of the assembly cannot be used along with the rising of the elevation of the bearing platform, the construction efficiency is reduced on one hand, the construction cost is improved on the other hand, and resource waste is caused.
Disclosure of utility model
In view of the above-mentioned drawbacks or shortcomings in the prior art, it is desirable to provide an adjustable ladder stand suitable for large-volume bearing platform construction, which can adjust the length of the ladder stand according to the construction height of the actual bearing platform, thereby facilitating construction, improving construction efficiency and avoiding resource waste.
The utility model provides an adjustable ladder applicable to large-volume bearing platform construction, which comprises at least two ladder climbing modules, wherein at least two ladder climbing sub-modules are sequentially connected along the length direction, and the adjacent two ladder climbing sub-modules are detachably connected.
As an alternative, each ladder sub-module comprises two supporting main beams and at least two pedals;
The two support main beams are parallel at intervals and are obliquely arranged along a preset angle, at least two pedals are arranged between the two support main beams along the length direction of the support beam at intervals in parallel, each pedal is located at different heights, and two ends of each pedal are fixedly connected with the support main beams respectively.
As an alternative, each ladder climbing module further comprises a bearing platform, wherein the bearing platform is arranged at least one end part of the supporting girder in the length direction, and the bearing platform is parallel to the pedals.
As an alternative scheme, every cat ladder submodule still includes first guardrail subassembly and second guardrail subassembly, and first guardrail subassembly is installed on supporting the girder and is located the footboard both sides, and the second guardrail subassembly sets up in loading platform's both sides, and first guardrail subassembly and second guardrail subassembly fixed connection, and first guardrail subassembly, second guardrail subassembly, footboard and loading platform between prescribe a limit to the protection space.
As an alternative, the first guardrail assembly includes at least two first guardrail rails and at least two first guardrail posts, the at least two first guardrail rails extend along the oblique direction of the support girder and are disposed at intervals along the vertical direction, and the at least two first guardrail posts extend along the vertical direction and are disposed at intervals parallel to the oblique direction of the support girder.
As an alternative scheme, the second guardrail assembly includes two at least second guardrail crossbars and two at least second guardrail pole setting, and two at least second guardrail crossbars extend along load-bearing platform's width direction and set up along vertical direction interval, and two at least second guardrail pole setting extends along vertical direction and sets up along load-bearing platform's width direction interval parallel.
As an alternative scheme, the first guardrail component further comprises a first skirting guard board, the first skirting guard board extends along the inclined direction of the supporting main beam, and the first skirting guard board is fixedly connected with the supporting main beam and the first guardrail upright rod respectively;
The second guardrail assembly further comprises a second skirting guard board, the second skirting guard board extends along the width direction of the bearing platform, and the second skirting guard board is fixedly connected with the supporting main beam and the second guardrail upright rod respectively.
As an alternative scheme, the cat ladder further comprises a connecting component, the connecting component is arranged between two adjacent cat ladder submodules, and the connecting component is detachably connected with the two adjacent cat ladder submodules respectively.
The connecting assembly comprises connecting plates and fastening pieces, wherein the connecting plates are arranged at the end parts of the supporting main beams of each climbing ladder module, the connecting plates are arranged in an extending mode along a preset direction, the fastening pieces penetrate through the connecting plates on two adjacent climbing ladder modules and are in threaded connection with the connecting plates, and the preset direction refers to the direction that the self-supporting main beams vertically extend towards the direction deviating from the supporting main beams.
Alternatively, each ladder module may be of different dimensions in the length direction.
The utility model discloses an adjustable ladder applicable to large-volume bearing platform construction, which comprises at least two ladder climbing modules, wherein at least two ladder climbing sub-modules are sequentially connected along the length direction, and two adjacent ladder climbing sub-modules are detachably connected. According to the utility model, the length of the crawling ladder can be flexibly adjusted according to the actual construction condition of the bearing platform, so that the crawling ladder is convenient for constructors to construct, can be suitable for various working conditions and can be repeatedly utilized, and resource waste is further avoided.
Drawings
Other features, objects and advantages of the present application will become more apparent upon reading of the detailed description of non-limiting embodiments, made with reference to the accompanying drawings in which:
FIG. 1 is a schematic structural view of an adjustable ladder stand suitable for large-volume platform construction according to an embodiment of the present application;
FIG. 2 is a schematic structural view of an adjustable ladder stand suitable for large-volume platform construction according to an embodiment of the present application;
FIG. 3 is an enlarged view of a portion of FIG. 2A;
FIG. 4 is a construction diagram of an adjustable ladder stand suitable for large-volume bearing platform construction in accordance with an embodiment of the present application;
FIG. 5 is a construction view of another adjustable ladder stand suitable for use in large-volume pallet construction in accordance with an embodiment of the present application;
Fig. 6 is a construction view of yet another adjustable ladder stand suitable for use in large-volume pallet construction in accordance with an embodiment of the present application.
In the drawing the view of the figure,
100. Adjustable cat ladder
10. A first climbing ladder module 20, a second climbing ladder module 30, and a third climbing ladder module;
1. The supporting girder comprises a supporting girder body 2, a bearing platform 3, pedals 4, fasteners 5, connecting plates 6, a first guardrail cross bar 7, a first guardrail vertical rod 8, a second guardrail cross bar 9, a second guardrail vertical rod 91, a first skirting board guard board 92 and a second skirting board guard board;
A1, trestle platform, A2, bearing platform, A3, back cover concrete layer, A4, first concrete layer, A5, second concrete layer.
Detailed Description
The application is described in further detail below with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the application and not limiting of the application. It should be noted that, for convenience of description, only the portions related to the application are shown in the drawings.
It should be noted that, without conflict, the embodiments of the present application and features of the embodiments may be combined with each other. The application will be described in detail below with reference to the drawings in connection with embodiments.
The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used in this specification and the appended claims, the singular forms "a," "an," and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It should also be understood that the term "and/or" as used herein refers to and encompasses any or all possible combinations of one or more of the associated listed items.
The construction mode of bulky cushion cap is generally layered and is pour, pour bed course, first layer concrete, second floor concrete in proper order, the..once the layer of concrete, at this in-process, after every layer of construction is accomplished, the elevation of cushion cap all can promote, current cat ladder generally is fixed length, along with the promotion of cushion cap elevation, unnecessary part can appear in the length of cat ladder, result in the one end of cat ladder at the cushion cap surface, the other end is unsettled, constructor can't use, need renew new cat ladder, when reducing efficiency of construction, cause the wasting of resources.
Based on the above-mentioned problems, an embodiment of the present application provides an adjustable ladder 100 suitable for large-volume platform construction, as shown in fig. 1-3, including at least two ladder climbing modules, at least two ladder climbing sub-modules are sequentially connected along a length direction, and two adjacent ladder climbing sub-modules are detachably connected.
It should be noted that the ladder stand of the present application is mainly used for facilitating the movement of constructors between a relatively high position and a relatively low position (i.e. between a landing stage platform and a bearing platform).
It will be appreciated that the ladder may comprise two or more ladder climbing sub-modules, each of which may be used as a separate ladder and each of which may or may not be of the same length, as long as the embodiments of the application are not particularly limited in that they enable the operator to move between a relatively high position and a relatively low position.
It can also be understood that at least two cat ladder submodules connect gradually along length direction, can reliably change the length of cat ladder to can dismantle between two adjacent cat ladder submodules and be connected, be favorable to adjusting the length of cat ladder in a flexible way according to actual construction condition, and then convenient construction, when improving efficiency of construction, reduce the wasting of resources.
Wherein, can be through the mode of arbitrary detachable connection between two adjacent cat ladder submodules connect, for example, pass through bolted connection between two adjacent cat ladder submodules, of course, still can pass through the buckle connection between two adjacent cat ladder submodules.
In the practical bearing platform construction process, a plurality of climbing ladder submodules are required to be connected into a whole when the cushion construction is started, the length of a climbing ladder can be connected with the bearing platform cushion to a trestle platform, along with the construction, after the first concrete layer is poured, one climbing ladder submodule is removed, the rest climbing ladder submodules are connected into a whole again, the length of the climbing ladder is shortened, the climbing ladder length can be connected with the first concrete layer and the trestle platform, and construction of a second concrete layer by constructors is facilitated.
The adjustable cat ladder suitable for large-volume bearing platform construction solves the problems of inconvenient construction and resource waste caused by the fact that the length of the cat ladder in the prior art is not adjustable. According to the adjustable cat ladder applicable to large-volume bearing platform construction, at least two cat ladder submodules are sequentially connected along the length direction, and two adjacent cat ladder submodules are detachably connected, so that the length of the cat ladder can be flexibly adjusted according to actual bearing platform construction conditions, construction of constructors is facilitated, the cat ladder can be applicable to various working conditions, and resource waste is further avoided.
As a realisable way, each ladder module comprises two supporting girders 1 and at least two pedals 3, respectively;
The two support main beams 1 are parallel at intervals and are obliquely arranged along a preset angle, at least two pedals 3 are arranged between the two support main beams 1 at intervals along the length direction of the support beam, each pedal 3 is located at different heights, and two ends of each pedal 3 are fixedly connected with the support main beams 1 respectively.
It will be appreciated that the predetermined angle is predetermined according to the actual construction requirements, and that in the case that the length of each support girder 1 is determined, the height of the ladder in the numerical direction may be changed by changing the predetermined angle, and in some embodiments, the predetermined angle of the support girders 1 of each climbing ladder module may be the same, and in other embodiments, the predetermined angle of the support girders 1 of each climbing ladder module may be different, so as to facilitate flexible adjustment of the height of the ladder. The support girders 1 can be channel steel used for welding the pedals 3, the pedals 3 can be angle steel, and two ends of each pedal 3 are welded between the support girders 1 on two sides and used for moving and passing of constructors.
It will also be appreciated that the length of the support girders 1 in each climbing ladder module may be the same or different, and correspondingly, the number of pedals 3 varies with the length of the support girders 1, the greater the number of corresponding pedals 3, the lesser the length of the support girders 1, and the lesser the number of corresponding pedals 3.
The support girder 1 in this embodiment is used as the main body of the ladder climbing module for bearing other parts such as the pedal 3, so that the ladder climbing submodule can be reliably used for the movement and passage of constructors.
As an achievable manner, each ladder stand sub-module further comprises a bearing platform 2, wherein the bearing platform 2 is mounted at least one end of the supporting main beam 1 in the length direction, and the bearing platform 2 is parallel to the pedals 3.
The bearing platform 2 in this embodiment is located the tip that supports girder 1, just is located the junction of two adjacent cat ladder submodules, plays the transitional effect, makes things convenient for constructor to stand.
In actual processing, the bearing platform 2 is welded on the supporting main beams 1 at two sides, the width of the bearing platform 2 can be 60cm, and the length of the bearing platform 2 is the same as the length of the pedal 3.
As an achievable mode, each cat ladder submodule further comprises a first guardrail assembly and a second guardrail assembly, the first guardrail assembly is mounted on the supporting main beam 1 and located on two sides of the pedal 3, the second guardrail assembly is arranged on two sides of the bearing platform 2, the first guardrail assembly and the second guardrail assembly are fixedly connected, and a protection space is defined among the first guardrail assembly, the second guardrail assembly, the pedal 3 and the bearing platform 2.
The first guardrail component and the second guardrail component in this embodiment are favorable to protecting constructors for constructors are hand, guarantee that constructors safely remove and pass.
In some embodiments, the first guardrail assembly comprises at least two first guardrail rails 6 and at least two first guardrail posts 7, the at least two first guardrail rails 6 extending along the oblique direction of the support girder 1 and being disposed at intervals along the vertical direction, the at least two first guardrail posts 7 extending along the vertical direction and being disposed at intervals parallel along the oblique direction of the support girder 1.
The first guardrail cross bars 6 are steel pipes, the first guardrail cross bars 6 are welded on first guardrail vertical bars 7, the distance between the first guardrail cross bars 6 can be determined according to actual needs, for example, 60cm, the first guardrail vertical bars 7 are steel pipes, the first guardrail vertical bars 7 are welded on the supporting main beam 1, and the length of the first guardrail vertical bars 7 can be determined according to actual needs, for example, 1.2m.
In some embodiments, the second guardrail assembly comprises at least two second guardrail rails 8 and at least two second guardrail posts 9, the at least two second guardrail rails 8 extending along the width direction of the load-bearing platform 2 and being disposed at intervals along the vertical direction, the at least two second guardrail posts 9 extending along the vertical direction and being disposed in parallel at intervals along the width direction of the load-bearing platform 2.
The second guardrail cross bars 8 are steel pipes, the second guardrail cross bars 8 are welded on second guardrail vertical bars 9, the distance between the second guardrail cross bars 8 can be determined according to actual needs, for example, 60cm, the second guardrail vertical bars 9 are steel pipes, the second guardrail vertical bars 9 are welded on the supporting main beam 1, and the length of the second guardrail vertical bars 9 can be determined according to actual needs, for example, 1.2m.
As an achievable manner, the first guardrail assembly further comprises a first skirting board 91, wherein the first skirting board 91 extends along the inclined direction of the supporting main beam 1, and the first skirting board 91 is fixedly connected with the supporting main beam 1 and the first guardrail upright 7 respectively;
The second guardrail assembly further comprises a second skirting board 92, wherein the second skirting board 91 extends along the width direction of the bearing platform 2, and is fixedly connected with the supporting main beam 1 and the second guardrail upright 9 respectively.
Wherein, first skirting board 91 and second skirting board 92 adopt the steel sheet, and first skirting board 91 can weld in the below of first guardrail pole setting 7, and second skirting board 92 can weld in the below of second guardrail pole setting 9, can be used for further providing the protection.
The first skirting board and the second skirting board in this embodiment are mainly used for protecting feet of constructors, avoiding the constructors from stepping on the blank, and further ensuring the safety of the constructors.
As the mode that can realize, the cat ladder still includes coupling assembling, and coupling assembling sets up between two adjacent cat ladder submodules, and coupling assembling can dismantle with between two adjacent cat ladder submodules respectively and be connected.
The coupling assembling in this embodiment, mainly used connects two at least cat ladder submodules, and coupling assembling sets up between two adjacent cat ladder submodules, when realizing that two adjacent cat ladder submodules are connected, improves the reliable some and the intensity of being connected between two adjacent cat ladder submodules.
Wherein the connection assembly may be, but is not limited to, a clasp, a bolt, or the like.
In some embodiments, the connection assembly comprises a connection plate 5 and a fastener 4, the connection plate 5 is arranged at the end of the support girder 1 of each climbing ladder module, the connection plate 5 is arranged in a predetermined direction in an extending manner, the fastener 4 penetrates through the connection plates 5 on two adjacent climbing ladder modules and is in threaded connection with the connection plate 5, and the predetermined direction refers to a direction which is perpendicular to the direction of the support girder 1 and extends from the support girder 1.
Wherein, fastener 4 can bolt and nut, has offered the screw hole on the connecting plate 5, and the screw hole on two connecting plates 5 is passed to the bolt, through screw-thread fit, and then realizes the connection between two adjacent cat ladder submodules.
In actual processing, the connecting plate 5 is made of steel plates, and the connecting plate 5 is welded on the supporting main beam 1.
In the embodiment, the connecting plate 5 and the fastening piece 4 are simple in structure, easy to process and convenient to assemble and disassemble, and the construction efficiency is improved.
As a practical way, each ladder module is of different dimensions in the length direction.
The cat ladder submodule in this embodiment is favorable to nimble holistic length of adjustment cat ladder for the cat ladder can be applicable to multiple operating mode, reduces the wasting of resources when guaranteeing the reliable construction of constructor.
In summary, according to the adjustable cat ladder applicable to the construction of the large-volume bearing platform, at least two cat ladder submodules are sequentially connected along the length direction, and the adjacent two cat ladder submodules are detachably connected, so that the length of the cat ladder can be flexibly adjusted according to the actual construction condition of the bearing platform, and further, construction personnel can conveniently construct the adjustable cat ladder, and the cat ladder can be applicable to various working conditions and can be repeatedly utilized, so that resource waste is further avoided;
And through setting up load-bearing platform 2, have the transitional effect, make things convenient for constructor to stand, through setting up first guardrail subassembly and second guardrail subassembly, further guaranteed constructor's safe traffic.
The reinforcing bar spacer of the present utility model will be described with reference to a specific example.
As shown in fig. 1-3, the ladder comprises three ladder climbing modules, denoted as a first ladder climbing module 10, a second ladder climbing module 20 and a third ladder climbing module 30, respectively;
Each ladder stand submodule comprises two parallel support main beams 1, the two support main beams 1 are obliquely arranged along a preset angle, a plurality of pedals 3 parallel to each other are welded between the two support main beams 1, the pedals 3 are arranged at intervals along the length direction of the support main beams 1, and each pedal 3 is positioned at different height positions;
a bearing platform 2 is welded at one end of the supporting girder 1, and the bearing platform 2 is parallel to the pedal 3;
The two sides of the supporting girder 1 are also provided with first guardrail components, the two sides of the bearing platform 2 are provided with second guardrail components, the first guardrail components comprise a plurality of first guardrail uprights 7 welded on the supporting girder 1 and first guardrail crossbars 6 welded on the first guardrail uprights 7, the first guardrail uprights 7 are arranged in parallel at intervals along the length direction of the supporting girder 1, the first guardrail uprights 7 extend along the vertical direction, and the first guardrail crossbars 6 extend along the length direction of the supporting girder 1 and are arranged on the first guardrail uprights 7 in parallel at intervals along the vertical direction;
the second guardrail assembly comprises a plurality of second guardrail uprights 9 welded on the bearing platform 2 and second guardrail cross bars 8 welded on the second guardrail uprights 9, the second guardrail uprights 9 are arranged in parallel at intervals along the width direction of the bearing platform 2, the second guardrail uprights 9 extend along the vertical direction, and the second guardrail cross bars 8 extend along the width direction of the bearing platform 2 and are arranged on the second guardrail uprights 9 in parallel at intervals along the vertical direction;
the lower part of the first guardrail upright pole 7 is also welded with a first skirting guard board, the first skirting guard board is welded with the supporting main beam 1, the second skirting guard board is welded with the second guardrail upright pole 9, and the second skirting guard board is welded with the bearing platform 2.
The side face of the end part of the supporting girder 1 is also welded with a connecting plate 5, at least one threaded hole is formed in the connecting plate 5, and the connecting plates 5 on two adjacent climbing ladder modules are fastened and connected through bolts and nuts, so that the whole climbing ladder is formed.
The construction method of the embodiment is as follows:
(1) After pouring of the bottom sealing concrete layer A3 of the bearing platform 1 is completed, three crawling ladder submodules of the crawling ladder are connected into a whole as shown in fig. 4, and at the moment, the crawling ladder height can be connected with the bottom sealing concrete layer A3 to the trestle platform A1;
(2) After the first concrete layer A4 is poured, removing all bolts, and bolting the third climbing ladder module 30 and the first climbing ladder module 10 as shown in fig. 5 to serve as a second stage of construction up-down climbing ladder;
(3) After the pouring of the second concrete layer A5 is completed, the third climbing ladder module 30 is removed, and as shown in fig. 6, the second climbing ladder module 20 is bolted to the first climbing ladder module 10 to be used as a third stage of construction up and down climbing ladders.
Compared with the conventional up-down ladder construction, the ladder of the embodiment of the application has the following beneficial effects:
the ladder stand structure of the embodiment of the application can freely adjust the height according to different stages, is convenient to use and saves materials;
The ladder stand structure of the embodiment of the application can be freely customized according to the layering thickness, different bearing platforms and different foundation pit structures can be adopted, and the operability is strong;
The ladder stand structure of the embodiment of the application is mainly made of steel, is not easily affected by environment during storage and can be recycled.
In the description of the present application, it should be understood that the azimuth or positional relationships indicated by the azimuth terms such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal", and "top, bottom", etc., are generally based on the azimuth or positional relationships shown in the drawings, and are merely for convenience of describing the present application and simplifying the description, and these azimuth terms do not indicate and imply that the apparatus or elements referred to must have a specific azimuth or be constructed and operated in a specific azimuth, and thus should not be construed as limiting the scope of the present application, and the azimuth terms "inside and outside" refer to inside and outside with respect to the outline of each component itself.
Spatially relative terms, such as "above," "upper" and "upper surface," "above" and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "above" or "over" other devices or structures would then be oriented "below" or "beneath" the other devices or structures. Thus, the process is carried out, the exemplary term "above" may be included. Upper and lower. Two orientations below. The device may also be oriented 90 degrees or at other orientations and the spatially relative descriptors used herein interpreted accordingly.
In addition, the terms "first", "second", etc. are used to define the components, and are only for convenience of distinguishing the corresponding components, and the terms have no special meaning unless otherwise stated, and therefore should not be construed as limiting the scope of the present application.
The above description is only illustrative of the preferred embodiments of the present application and of the principles of the technology employed. It will be understood by those skilled in the art that the scope of the present application is not limited to the specific combination of the above technical features, but also encompasses other technical features formed by any combination of the above technical features or their equivalents without departing from the spirit of the present application. Such as the above-mentioned features and the technical features disclosed in the present application (but not limited to) having similar functions are replaced with each other.
Claims (7)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421279316.4U CN222894226U (en) | 2024-06-05 | 2024-06-05 | Adjustable ladder for large-volume pile cap construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421279316.4U CN222894226U (en) | 2024-06-05 | 2024-06-05 | Adjustable ladder for large-volume pile cap construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222894226U true CN222894226U (en) | 2025-05-23 |
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ID=95723445
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202421279316.4U Active CN222894226U (en) | 2024-06-05 | 2024-06-05 | Adjustable ladder for large-volume pile cap construction |
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| Country | Link |
|---|---|
| CN (1) | CN222894226U (en) |
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2024
- 2024-06-05 CN CN202421279316.4U patent/CN222894226U/en active Active
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