CN111058472B - Tower crane foundation and reinforcement construction installation method thereof - Google Patents
Tower crane foundation and reinforcement construction installation method thereof Download PDFInfo
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- CN111058472B CN111058472B CN201911256173.9A CN201911256173A CN111058472B CN 111058472 B CN111058472 B CN 111058472B CN 201911256173 A CN201911256173 A CN 201911256173A CN 111058472 B CN111058472 B CN 111058472B
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- 238000000034 method Methods 0.000 title claims abstract description 15
- 238000010276 construction Methods 0.000 title claims abstract description 11
- 238000009434 installation Methods 0.000 title claims abstract description 7
- 230000002787 reinforcement Effects 0.000 title abstract description 3
- 230000000149 penetrating effect Effects 0.000 claims abstract description 6
- 239000010410 layer Substances 0.000 claims description 73
- 239000004567 concrete Substances 0.000 claims description 10
- 230000003014 reinforcing effect Effects 0.000 claims description 5
- 230000007246 mechanism Effects 0.000 claims description 4
- 239000002344 surface layer Substances 0.000 claims description 2
- 238000003780 insertion Methods 0.000 claims 1
- 230000037431 insertion Effects 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005422 blasting Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D27/00—Foundations as substructures
- E02D27/32—Foundations for special purposes
- E02D27/42—Foundations for poles, masts or chimneys
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/62—Constructional features or details
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Foundations (AREA)
Abstract
The invention discloses a tower crane foundation and a reinforcement construction installation method thereof, which mainly comprise a base, a first safety pin, a base, a connecting rod and a second safety pin, wherein the base comprises a first layer and a second layer, at least two first through holes are formed in the first layer and the second layer, the second safety pin is used for penetrating through the first through holes of the first layer and the second layer in sequence to fix the base and the foundation pit, a connecting piece and a second through hole are formed in the top of the base, one end of the connecting rod is hinged with the connecting piece, the other end of the connecting rod is hinged with a clamping piece, and the second safety pin is used for penetrating through the second through hole to fix the base and the ground.
Description
Technical Field
The invention relates to the technical field of tower cranes, in particular to a tower crane foundation.
Background
The tower crane, namely a tower crane, mainly comprises a foundation, a tower body, a jacking, a rotation, a lifting, a balance arm and a crane arm, wherein the tower crane is installed on the ground and needs the foundation, the tower body is a tower body and is also a lifting part, the jacking part enables the tower crane to lift, the rotation is used for keeping the upper half of the tower crane to horizontally rotate, the lifting mechanism is used for lifting a heavy object, the balance arm support is used for keeping moment balance, and the crane arm support is generally a stress part for lifting the heavy object.
It is known that the existing tower crane foundation is formed by pouring reinforced concrete, when the existing tower crane foundation is formed by pouring on site, the construction period is ten to twenty days, and the tower crane must be installed after the concrete strength reaches more than 80% of the design strength, so that the construction period is prolonged, the pouring maintenance of the concrete is more difficult under the condition of lower air temperature, the concrete must have enough anti-capsizing capability and compressive strength to ensure the normal operation of the tower crane, after the on-site engineering is completed, the concrete foundation after the pouring is formed into underground waste, underground barriers are reserved for the construction of cities in future, the blasting demolition is performed, the material waste is caused, the construction cost is increased, and meanwhile, the production is polluted because of potential safety hazards.
Disclosure of Invention
The invention aims to provide a tower crane foundation so as to solve the problems in the background art.
In order to achieve the above purpose, the present invention provides the following technical solutions: a tower crane foundation comprising: base, first safety pin, base, connecting rod and second safety pin, the base includes first layer and second layer, and the first layer is the surface course, the second layer is the bottom, and all set up two at least first through-holes on first layer and the second layer, first safety pin is used for running through first through-hole on first layer and second layer in proper order, fix base and foundation ditch, the base top is provided with connecting piece and second through-hole, connecting rod one end is articulated with the connecting piece, the connecting rod other end is articulated with the holder, the second safety pin is used for running through the second through-hole and fixes base and ground.
Further, the tops of the first layer and the second layer are both provided with inwards concave hanging rings.
Further, the first layer diameter is smaller than the second layer diameter.
Further, a plurality of hanging rings are arranged on the outer side of the second layer.
Further, four threaded holes are formed in the first layer.
Further, a supporting frame is also arranged, one end of the supporting frame is connected with the threaded hole, and the other end of the supporting frame is fixed with the base.
Further, the connecting rod includes first sleeve pipe, second sleeve pipe and double-end threaded rod, double-end threaded rod one end with first sleeve pipe threaded connection, double-end threaded rod other end and second sleeve pipe threaded connection, and double-end threaded rod one end is kept away from to first sleeve pipe and connecting piece is articulated, and double-end threaded rod one end is kept away from to the second sleeve pipe is articulated with the holder.
The method for reinforcing, constructing and installing the foundation of the tower crane comprises the following steps: firstly, a foundation pit is required to be excavated at a site selection point of a tower crane, the length of the foundation pit is 7-11m, the width of the foundation pit is 7-11m, the height of the foundation pit is 1.7m, concrete is used for pouring and solidifying the inner surface of the foundation pit and the periphery of a base surface within a range of 1-2m from a basic pit opening, then a second layer and a first layer are sequentially placed in the foundation pit, meanwhile, a first safety pin fixes the first layer and the second layer, when the first layer and the second layer are in butt joint, the centers of upper and lower pin holes are required to be ensured to be in line so that the subsequent safety pins are inserted, the first layer and the second layer form an integral structure, gaps between a base and the foundation pit are filled through the concrete, bolt holes for fixing the tower crane are required to be reserved when the top of the base is poured, and the depth of the bolt holes extending inwards can reach the second layer; meanwhile, after filling the gap between the base and the foundation pit, the gap needs to be tamped by a tamping machine, so that the stability of the base is ensured; and finally, the standard components of the tower crane are effectively clamped with the standard components of the tower crane through four base-matched connecting rods at the periphery of the base, so that the stability of the whole mechanism is further improved.
Compared with the prior art, the invention has the beneficial effects that:
The detachable foundation is simple in structure and safe and convenient to use, can effectively ensure effective recovery of the embedded foundation through the detachable structure, and can further improve the connection stability between the integral foundation and the tower crane through the arrangement of the connecting rod.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
Fig. 2 is a schematic top view of the base structure of the present invention.
Detailed Description
The following description of the embodiments of the present invention 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 invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
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.
Referring to fig. 1-2, the present embodiment provides a technical solution: a tower crane foundation comprising: the base 1, the first safety pin 2, the base 3, the connecting rod 4 and the second safety pin 5, the base 1 comprises a first layer 6 and a second layer 7, the first layer 6 is a surface layer, the second layer 7 is a bottom layer, at least two first through holes 8 are formed in the first layer 6 and the second layer 7, the first safety pin 2 is used for penetrating through the first through holes 8 of the first layer 6 and the second layer 7 in sequence, the base 1 and a foundation pit are fixed, the top of the base 3 is provided with connecting pieces 9 and second through holes 10, the base 3 is preferably four, one end of the connecting rod 4 is hinged with the connecting pieces 9, the other end of the connecting rod 4 is hinged with the clamping pieces 11, the second safety pin 5 is used for penetrating through the second through holes 10 to fix the base 3 with the ground, meanwhile, when the engineering is finished, a tower crane is not needed, the base 3 is convenient to detach, the base 1 is fixed with the foundation pit, the environment is indirectly protected, the secondary use can be carried out, further reducing production cost, needing to excavate foundation pit at site of tower crane, the length and width of foundation pit is 7-11m, the width is 7-11m, the height is 1.7m, pouring concrete to solidify the inner surface of foundation pit and the periphery of base surface within 1-2m from the foundation pit mouth, then placing the second layer and the first layer in the foundation pit in turn, simultaneously, effectively fixing the first safety pin and the second layer, needing to ensure the hole centers of upper and lower pin holes to be in line when the first layer and the second layer are butted in place, so that the subsequent safety pin is inserted, forming an integral structure when the first layer and the second layer, filling gaps between the base and the foundation pit through the concrete, reserving bolt holes for fixing the tower crane when pouring the top of the base, and the bolt holes may extend inwardly to a depth into the second layer; meanwhile, the foundation is required to be tamped through the tamping machine, stability of the foundation is guaranteed, then the standard component of the tower crane is connected with the foundation, and finally, the foundation is effectively clamped through four base-matched connecting rods on the periphery of the foundation and the standard component of the tower crane, so that stability of the whole mechanism is further improved.
Optionally, the tops of the first layer 6 and the second layer 7 are respectively provided with a concave hanging ring; by adopting the design structure, the lifting device is convenient to lift, and when in use, the first layer and the second layer are lifted, placed and taken in sequence through the cooperation of the forklift and the hanging belt, so that the convenience in use is further ensured.
Optionally, the diameter of the first layer 6 is smaller than that of the second layer 7, and the design structure is adopted so that the base can be more stable when tamping soil.
Optionally, a plurality of hanging rings 12 are arranged on the outer side of the second layer 7; when the foundation pit is used, the safety pin can penetrate through the hanging ring to fix the safety pin and the foundation pit.
Optionally, the first layer 6 is provided with four threaded holes, and a supporting frame 13 is further provided, one end of the supporting frame 13 is connected with the threaded holes, and the other end of the supporting frame 13 is fixed with the base 3; with this design, in order to ensure connectivity between the base and the foundation, the use should require connection, and then fixing with the standard by means of a connecting rod.
Optionally, the connecting rod 4 comprises a first sleeve 14, a second sleeve 15 and a double-head threaded rod 16, one end of the double-head threaded rod 16 is in threaded connection with the first sleeve 14, the other end of the double-head threaded rod 16 is in threaded connection with the second sleeve 15, one end of the first sleeve 14 far away from the double-head threaded rod 16 is hinged with the connecting piece 9, and one end of the second sleeve 15 far away from the double-head threaded rod 16 is hinged with the clamping piece 11; the design structure is adopted to realize the scalability of the connecting rod through the screwing of the double-head threaded rod.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the present application. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.
It should be noted that the terms "first," "second," and the like in the description and the claims of the present application and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the terms so used are interchangeable under appropriate circumstances such that the embodiments of the application described herein are, for example, capable of operation in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed but may include other steps or elements not expressly listed or inherent to such process, article, or apparatus.
Spatially relative terms, such as "above … …," "above … …," "upper surface on … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial location relative 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 exemplary term "above … …" may include both orientations "above … …" and "below … …". The device may also be positioned in other different ways (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
Exemplary embodiments according to the present application will now be described in more detail with reference to the accompanying drawings. These exemplary embodiments may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. It should be understood that these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of these exemplary embodiments to those skilled in the art, that in the drawings, it is possible to enlarge the thicknesses of layers and regions for clarity, and that identical reference numerals are used to designate identical devices, and thus descriptions thereof will be omitted.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The method for reinforcing construction and installation of the tower crane foundation is characterized by comprising the following steps of:
the base (1), the base (1) comprises a first layer (6) and a second layer (7), the first layer (6) is a surface layer, the second layer (7) is a bottom layer, and at least two first through holes (8) are formed in the first layer (6) and the second layer (7);
The first safety pin (2), the first safety pin (2) is used for penetrating through the first through holes (8) of the first layer (6) and the second layer (7) in sequence, and fixing the base (1) and the foundation pit;
The base (3), the top of the base (3) is provided with a connecting piece (9) and a second through hole (10);
one end of the connecting rod (4) is hinged with the connecting piece (9), and the other end of the connecting rod (4) is hinged with the clamping piece (11); the connecting rod (4) comprises a first sleeve (14), a second sleeve (15) and a double-head threaded rod (16), one end of the double-head threaded rod (16) is in threaded connection with the first sleeve (14), the other end of the double-head threaded rod (16) is in threaded connection with the second sleeve (15), one end, far away from the double-head threaded rod (16), of the first sleeve (14) is hinged with the connecting piece (9), and one end, far away from the double-head threaded rod (16), of the second sleeve (15) is hinged with the clamping piece (11);
A second safety pin (5), wherein the second safety pin (5) is used for penetrating the second through hole (10) to fix the base (3) and the ground;
When in use, the method comprises the following steps: firstly, digging a foundation pit at a site selection point of a tower crane, wherein the length of the foundation pit is 7-11m, the width of the foundation pit is 7-11m, and the height of the foundation pit is 1.7m, pouring and solidifying the inner surface of the foundation pit and the periphery of a base surface within a range of 1-2m from a pit opening of the foundation pit by using concrete, and then sequentially placing a second layer (7) and a first layer (6) into the foundation pit; simultaneously, the first layer and the second layer are fixed by the first safety pin, and when the first layer and the second layer are butted and positioned, the hole centers of the upper pin hole and the lower pin hole are required to be ensured to be in a line so as to facilitate the subsequent insertion of the safety pin, and the first layer and the second layer form an integral structure; filling gaps between the base and the foundation pit through concrete, and reserving bolt holes for fixing the tower crane when pouring the top of the base, wherein the bolt holes extend inwards to a depth into the second layer (7); meanwhile, after filling the gap between the base and the foundation pit, the gap needs to be tamped by a tamping machine, so that the stability of the base is ensured; then, connecting a standard component of the tower crane with the base; finally, the connecting rods matched with the four bases on the periphery of the base are used for effectively clamping the standard parts of the tower crane, so that the stability of the whole mechanism is further improved.
2. The method for reinforcing construction and installation of a tower crane foundation according to claim 1, wherein the method comprises the following steps: the tops of the first layer (6) and the second layer (7) are respectively provided with a concave hanging ring.
3. The method for reinforcing construction and installation of a tower crane foundation according to claim 1 or 2, wherein: the first layer (6) has a smaller diameter than the second layer (7).
4. A method of installing a foundation for a tower crane in accordance with claim 3, wherein: four hanging rings (12) are arranged on the outer side of the second layer (7).
5. A method of installing a foundation for a tower crane in accordance with claim 3, wherein: the first layer (6) is provided with a plurality of threaded holes.
6. The method for reinforcing construction and installation of a tower crane foundation according to claim 5, wherein the method comprises the following steps: the support frame (13) is further arranged, one end of the support frame (13) is connected with the threaded hole, and the other end of the support frame (13) is fixed with the base (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911256173.9A CN111058472B (en) | 2019-12-10 | 2019-12-10 | Tower crane foundation and reinforcement construction installation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911256173.9A CN111058472B (en) | 2019-12-10 | 2019-12-10 | Tower crane foundation and reinforcement construction installation method thereof |
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| Publication Number | Publication Date |
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| CN111058472A CN111058472A (en) | 2020-04-24 |
| CN111058472B true CN111058472B (en) | 2024-07-19 |
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| CN112627226B (en) * | 2020-12-29 | 2022-11-25 | 江苏群星矿用机械有限公司 | Tower crane foundation structure |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN211816376U (en) * | 2019-12-10 | 2020-10-30 | 南通庞源机械工程有限公司 | Tower crane foundation |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN204326092U (en) * | 2014-11-13 | 2015-05-13 | 新疆庞源机械工程有限公司 | Foundation for tower crane |
| CN204252154U (en) * | 2014-11-13 | 2015-04-08 | 新疆庞源机械工程有限公司 | Foundation for tower crane |
| CN105544587B (en) * | 2015-12-10 | 2018-01-26 | 上海建工一建集团有限公司 | The construction method of tower crane is fixed using combined type foundation for tower crane |
| CN106013207A (en) * | 2016-06-12 | 2016-10-12 | 武汉市创先专利技术服务有限公司 | Fully-symmetrical prestress assembled type tower crane foundation connected to pile foundation |
| CN107299643B (en) * | 2017-07-10 | 2019-03-29 | 杭州江润科技有限公司 | Steel lattice column combined type tower crane foundation structure in foundation pit and construction method |
| CN209509006U (en) * | 2018-10-11 | 2019-10-18 | 马项武 | A kind of fixed device of tower crane |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN211816376U (en) * | 2019-12-10 | 2020-10-30 | 南通庞源机械工程有限公司 | Tower crane foundation |
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