CN219862417U - Safe cat ladder formula construction structures of bridge side mound - Google Patents
Safe cat ladder formula construction structures of bridge side mound Download PDFInfo
- Publication number
- CN219862417U CN219862417U CN202321233967.5U CN202321233967U CN219862417U CN 219862417 U CN219862417 U CN 219862417U CN 202321233967 U CN202321233967 U CN 202321233967U CN 219862417 U CN219862417 U CN 219862417U
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- China
- Prior art keywords
- cat ladder
- supporting platform
- template
- steel cage
- steel
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- 241000282326 Felis catus Species 0.000 title claims abstract description 38
- 238000010276 construction Methods 0.000 title claims abstract description 27
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 55
- 239000010959 steel Substances 0.000 claims abstract description 55
- 230000009194 climbing Effects 0.000 claims abstract description 16
- 238000003466 welding Methods 0.000 claims description 3
- 230000009193 crawling Effects 0.000 claims 1
- 238000009415 formwork Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/30—Adapting or protecting infrastructure or their operation in transportation, e.g. on roads, waterways or railways
Landscapes
- Bridges Or Land Bridges (AREA)
Abstract
The utility model discloses a safe ladder type construction structure for a bridge square pier, which aims to ensure construction safety and improve construction efficiency. The utility model provides a bridge square pier safe cat ladder type construction structure which comprises a supporting platform, a hydraulic lifting mechanism, a template support and a template, wherein corbels are pre-buried around the top of the square pier to serve as supports, the supporting platform is built on the corbels, first guardrails are arranged around the corbels, the hydraulic lifting mechanism is arranged on the supporting platform, a climbing frame is arranged above the supporting platform and is connected with the hydraulic lifting mechanism, the template support is detachably connected with the climbing frame, the template is connected with the template support to form a space for pouring the square pier, one side of the square pier is provided with a steel cage cat ladder, the bottom end of the steel cage cat ladder is fixedly arranged on the ground, the top end of the steel cage cat ladder is communicated with the supporting platform through a connecting channel, and a plurality of rows of supporting pieces which are fixedly connected with embedded pieces in the square pier in a one-to-one correspondence manner are arranged on the steel cage cat ladder along the height direction of the steel cage cat ladder.
Description
Technical Field
The utility model belongs to the technical field of bridge construction, and particularly relates to a safe ladder type construction structure for a bridge square pier.
Background
At present, the bridge square pier is constructed by adopting a hydraulic climbing formwork generally comprising a supporting platform, a hydraulic lifting mechanism, a formwork support and a formwork, wherein the hydraulic lifting mechanism is arranged on the supporting platform, a climbing frame is arranged above the supporting platform and is connected with the hydraulic lifting mechanism so as to climb upwards under the driving of the hydraulic lifting mechanism, the formwork support is detachably connected with the climbing frame, and the formwork is connected with the formwork support so as to form a space for pouring bridge pier concrete. At present, in order to facilitate constructors to enter the hydraulic climbing form for operation, a bracket is generally erected between the ground and the hydraulic climbing form by utilizing a tower crane, which is time-consuming and unsafe for construction.
Disclosure of Invention
The utility model mainly aims to provide a safe ladder type construction structure for a bridge square pier, which aims to ensure construction safety and improve construction efficiency.
The bridge square pier safe cat ladder type construction structure comprises a supporting platform, a hydraulic lifting mechanism, a template support and a template; wherein,,
the bracket is embedded around the top of the square pier to serve as a support, the support platform is built on the bracket, first guardrails are arranged around the support platform, the hydraulic lifting mechanism is arranged on the support platform, the climbing frame is arranged above the support platform and connected with the hydraulic lifting mechanism, the template support is detachably connected with the climbing frame, and the template is connected with the template support to form a space for pouring the square pier;
one side of square mound is equipped with steel cage cat ladder, the bottom mounting of steel cage cat ladder sets up subaerial, the top pass through connecting channel with supporting platform intercommunication, be equipped with on the steel cage cat ladder along its direction of height multirow with embedded part one-to-one fixed connection's support piece in the square mound, every row includes a plurality of transversely arrange side by side support piece.
Specifically, be equipped with on ground the position department of steel cage cat ladder has been pour cat ladder concrete foundation pre-buried in the cat ladder concrete foundation with the base fixed connection's of steel cage cat ladder bolt.
Specifically, the embedded part is an embedded steel plate and embedded screw steel, and two ends of the embedded screw steel are respectively welded with the embedded steel plate and the square pier main steel bars.
Specifically, the connecting channel comprises a bottom plate and second guardrails, wherein the bottom plate is arranged on the steel cage cat ladder and the supporting platform, and the second guardrails are arranged on two sides of the bottom plate.
Specifically, the outside welding of built-in fitting has the screw thread sleeve, support piece with screw thread sleeve screw thread connects.
Specifically, the embedded part comprises an embedded steel plate and embedded deformed steel bars, and two ends of the embedded deformed steel bars are welded with the embedded steel plate and the square pier main steel bars respectively.
Compared with the prior art, at least one embodiment of the utility model has the following beneficial effects:
1) The bracket is pre-buried on the square pier to serve as a support in construction, the support platform is built on the periphery of the square pier to be poured when the square pier is used, the hydraulic lifting mechanism, the climbing frame, the template support and the template are sequentially installed, the square pier can be poured, the steel cage cat ladder is built between the ground and the support platform, the first guardrails are arranged on the periphery of the support platform, high-altitude construction is converted into platform construction, and the safety of concrete pouring operation of the square pier can be ensured;
2) Compared with the ground support setting scheme, the floor steel pipe material investment is reduced;
3) The time and the labor investment for the workers to erect the floor steel pipe bracket in the sky are reduced.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for the description of the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a front view of a safe ladder type construction structure of a bridge square pier provided by an embodiment of the utility model;
fig. 2 is a top view of a bridge square pier safety ladder type construction structure provided by an embodiment of the utility model;
FIG. 3 is a schematic view of a concrete foundation of a ladder according to an embodiment of the utility model;
FIG. 4 is a schematic diagram of the connection of an embedded part and a supporting part according to an embodiment of the present utility model;
wherein: 1. square piers; 2. a support platform; 3. a hydraulic lifting mechanism; 4. a climbing frame; 5. a template support; 6. a bracket; 7. a first guardrail; 8. a space; 9. a steel cage ladder stand; 10. a connection channel; 11. a support; 12. a cat ladder concrete foundation; 13. a bolt; 14. a base; 15. an embedded part; 151. embedding a steel plate; 152. pre-burying deformed steel bars; 16. a threaded sleeve; 17. and (5) a square pier main reinforcing steel bar.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
Referring to fig. 1 and 2, a platform ladder type construction structure of a bridge square pier 1 comprises a supporting platform 2, a hydraulic lifting mechanism 3, a climbing frame 4, a template bracket 5 and a template; wherein, pre-buried bracket 6 is as the support around square pier 1 top, supporting platform 2 builds on bracket 6, and be equipped with first guardrail 7 all around, hydraulic lifting mechanism 3 establishes on supporting platform 2, it establishes in supporting platform 2 top and is connected with hydraulic lifting mechanism 3 to climb frame 4, template support 5 detachably is connected with climbing frame 4, the template is connected with template support 5, in order to form the space 8 of pouring square pier 1, one side of square pier 1 is equipped with steel cage cat ladder 9, the bottom mounting of steel cage cat ladder 9 sets up subaerial, the top is through connecting channel 10 and supporting platform 2 intercommunication, be equipped with multirow and square pier 1 in built-in fitting piece one-to-one fixed connection's support piece 11 on the steel cage cat ladder 9 along its direction of height, every row includes a plurality of support pieces 11 that transversely arrange side by side, as for the concrete structures of parts such as hydraulic lifting mechanism 3, climb frame 4, template support 5, etc. are prior art, it is not repeated here.
In this embodiment, through pre-buried bracket 6 as the support during construction on square pier 1, build supporting platform 2 when using in the periphery of the square pier 1 of waiting to pour, and will install hydraulic lifting mechanism 3 in proper order, climb frame 4, template support 5 and template, can carry out the pouring of square pier 1, build steel cage cat ladder 9 between ground and supporting platform 2, be equipped with first guardrail 7 around supporting platform 2, convert high altitude construction into platform formula construction, can ensure square pier 1 concrete placement operation safety, and be connected with the multirow support piece between cat ladder and square pier, every row includes many support pieces that transversely arrange side by side, the steadiness of cat ladder can be guaranteed to such design, prevent that the cat ladder from empting.
Referring to fig. 3, specifically, in order to further ensure stability of the steel cage ladder 9, a ladder concrete foundation 12 is poured at a position on the ground where the steel cage ladder 9 is provided, and bolts 13 fixedly connected with a base 14 of the steel cage ladder 9 are embedded in the ladder concrete foundation 12.
Referring to fig. 4, a threaded sleeve 16 is welded on the outer side of the embedded part 15, the supporting part 11 is a rod-shaped part, the front end of the supporting part 11 is provided with connecting threads and is screwed into the threaded sleeve to be connected with the threaded sleeve, and the rear end of the supporting part is connected with the steel cage ladder 9 through bolts in a fastening manner, so that the supporting part 11 is convenient to detach.
Specifically, the embedded part 15 comprises an embedded steel plate 151 and an embedded screw steel 152, two ends of the embedded screw steel 152 are respectively welded with the embedded steel plate 151 and the square pier main steel bar 17, and the distance between the embedded steel plate 151 and the corresponding concrete surface of the square pier 1 is about 5cm.
Referring to fig. 1 and 2, specifically, the connection channel 10 includes a bottom plate erected on the steel cage ladder 9 and the supporting platform 2, and second guardrails disposed on two sides of the bottom plate, the bottom plate is composed of steel bars and steel mesh, and the bottom surface of the connection channel 10 is 80cm-1m wide and is provided with guardrails 1.2m high.
Any of the above-described embodiments of the present utility model disclosed herein, unless otherwise stated, if they disclose a numerical range, then the disclosed numerical range is the preferred numerical range, as will be appreciated by those of skill in the art: the preferred numerical ranges are merely those of the many possible numerical values where technical effects are more pronounced or representative. Since the numerical values are more and cannot be exhausted, only a part of the numerical values are disclosed to illustrate the technical scheme of the utility model, and the numerical values listed above should not limit the protection scope of the utility model.
Meanwhile, if the above utility model discloses or relates to parts or structural members fixedly connected with each other, the fixed connection may be understood as follows unless otherwise stated: detachably fixed connection (e.g. using bolts or screws) can also be understood as: the non-detachable fixed connection (e.g. riveting, welding), of course, the mutual fixed connection may also be replaced by an integral structure (e.g. integrally formed using a casting process) (except for obviously being unable to use an integral forming process).
In addition, terms used in any of the above-described aspects of the present disclosure to express positional relationship or shape have meanings including a state or shape similar to, similar to or approaching thereto unless otherwise stated. Any part provided by the utility model can be assembled by a plurality of independent components, or can be manufactured by an integral forming process.
The above examples are only illustrative of the utility model and are not intended to be limiting of the embodiments. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. Nor is it necessary or impossible to exhaust all embodiments herein. And obvious variations or modifications thereof are contemplated as falling within the scope of the present utility model.
Claims (5)
1. The utility model provides a safe cat ladder formula construction structures of bridge side mound which characterized in that: comprises a supporting platform (2), a hydraulic lifting mechanism (3), a climbing frame (4), a template bracket (5) and a template; wherein,,
the bracket (6) is pre-buried around the top of the Fang Dun (1) to serve as a support, the supporting platform (2) is built on the bracket (6), a first guardrail (7) is arranged around the supporting platform, the hydraulic lifting mechanism (3) is arranged on the supporting platform (2), the climbing frame (4) is arranged above the supporting platform (2) and is connected with the hydraulic lifting mechanism (3), the template support (5) is detachably connected with the climbing frame (4), and the template is connected with the template support (5) to form a space (8) for pouring the square pier (1);
one side of Fang Dun (1) is equipped with steel cage cat ladder (9), the bottom mounting of steel cage cat ladder (9) sets up subaerial, the top through connecting channel (10) with supporting platform (2) intercommunication, be equipped with on steel cage cat ladder (9) the multirow with support (11) of built-in fitting (15) one-to-one fixed connection in Fang Dun (1) along its direction of height.
2. The bridge pier safety cat ladder type construction structure according to claim 1, wherein: the ground is provided with a cat ladder concrete foundation (12) at the position of the steel cage cat ladder (9), and bolts (13) fixedly connected with a base (14) of the steel cage cat ladder (9) are embedded in the cat ladder concrete foundation (12).
3. The bridge pier safety cat ladder type construction structure according to claim 1, wherein: the connecting channel (10) comprises a bottom plate and second guardrails, wherein the bottom plate is arranged on the steel cage crawling ladder (9) and the supporting platform (2), and the second guardrails are arranged on two sides of the bottom plate.
4. A bridge pier safety cat ladder construction structure according to any one of claims 1-3, characterized in that: the outside welding of built-in fitting (15) has screw sleeve (16), support piece (11) with screw sleeve (16) screw thread connects.
5. The bridge pier safety cat ladder type construction structure according to claim 4, wherein: the embedded part (15) comprises an embedded steel plate (151) and embedded deformed steel bars (152), and two ends of the embedded deformed steel bars (152) are welded with the embedded steel plate (151) and the square pier main steel bars (17) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321233967.5U CN219862417U (en) | 2023-05-22 | 2023-05-22 | Safe cat ladder formula construction structures of bridge side mound |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321233967.5U CN219862417U (en) | 2023-05-22 | 2023-05-22 | Safe cat ladder formula construction structures of bridge side mound |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219862417U true CN219862417U (en) | 2023-10-20 |
Family
ID=88322844
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321233967.5U Active CN219862417U (en) | 2023-05-22 | 2023-05-22 | Safe cat ladder formula construction structures of bridge side mound |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219862417U (en) |
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2023
- 2023-05-22 CN CN202321233967.5U patent/CN219862417U/en active Active
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