CN107182699B - Integral arbor underground support construction method - Google Patents
Integral arbor underground support construction method Download PDFInfo
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- CN107182699B CN107182699B CN201710570217.XA CN201710570217A CN107182699B CN 107182699 B CN107182699 B CN 107182699B CN 201710570217 A CN201710570217 A CN 201710570217A CN 107182699 B CN107182699 B CN 107182699B
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G17/00—Cultivation of hops, vines, fruit trees, or like trees
- A01G17/04—Supports for hops, vines, or trees
- A01G17/14—Props; Stays
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Abstract
An integral arbor underground support construction method comprises the steps of 1) manufacturing and installing a base plate; 2) wrapping mud balls; 3) stacking and modeling earthwork; 4) excavating tree pits; 5) the reinforcing steel bar waist hoop is connected with the bottom plate; 6) covering with soil and protecting . The integral arbor underground support construction method can ensure the stability of the arbor after being planted and the integral landscape effect after being planted, is suitable for arbor planting in various greening projects, and is particularly suitable for projects with relatively high requirements on the overground landscape effect.
Description
Technical Field
The invention relates to a greening technology, in particular to an integral arbor underground support construction method.
Background
According to the requirements of most of current greening projects, partial trees in some greening projects are planted on the top plate of the underground parking garage after being covered with soil, planting soil is light soil and the soil layer is not thick enough, conventional pile making and piling cannot be implemented or cannot meet the stability requirement, if the projects with higher landscape effect requirements are involved, if the overall landscape effect is damaged according to the construction process (traditional fir piles, well-shaped or triangular supports and poor appearance effect) of the conventional pile making and piling on the ground, certain space waste is caused.
The traditional independent underground supporting process has high requirements on the bearing capacity of a vertical soil layer acting on the support, the growth of plant root systems is limited by local nylon binding bands, and the manufacturing cost is high.
Traditional underground support requires that mud ball wraps up bulky, and the area is big, and the influence is poor to root system germination to the whole parcel of mud ball, hinders root system growth.
The traditional roof is covered with light soil with the maximum thickness of 1.5m, the wind resistance of the traditional planting method is weak, and the anti-overturning capability of trees is insufficient mainly due to the insufficient bearing capacity of the soil.
The traditional independent supporting equipment has higher manufacturing cost.
Disclosure of Invention
The invention aims to provide an integral arbor underground support construction method which can ensure the stability of an arbor after being planted and the integral landscape effect after being planted, is suitable for arbor planting in various greening projects, particularly projects with relatively high requirements on the overground landscape effect, and is more suitable for roof greening and square greening.
In order to achieve the purpose, the technical scheme of the invention is as follows:
an integral arbor underground supporting construction method includes,
1) manufacture and installation of bottom plate
Prefabricating concrete piles, connecting the concrete piles by using square steel, and binding reinforcing steel bars on the concrete piles longitudinally and transversely to form a grid structure;
2) mud ball bandaging
The arbor mud ball is bound by a steel wire mesh sheet, and at least two reinforcing steel bar waist hoops are arranged on the periphery of the mud ball; sleeving a reinforcing steel bar waist hoop into the periphery of the mud ball, temporarily fixing the reinforcing steel bar waist hoop, and binding the reinforcing steel bar waist hoop with a fastening bandage and the vertical reinforcing steel bar; the surface of the mud ball is bound with the first waist hoop by adopting a steel wire rope;
3) earthwork stacking and modeling:
turning and transporting earthwork to a bottom plate steel bar net for stacking and modeling, wherein the thickness of a soil layer is 1-2 m, and preferably 1.2-1.6 m;
4) pit excavation
Determining the excavation depth of the tree pit according to the height of the mud ball;
5) the reinforcing bar waist hoop is connected with the bottom plate
A steel wire rope, a turnbuckle and a U-shaped buckle are adopted to connect the mud ball wrapping net and the bottom platform;
firstly, binding a steel wire rope on the surface of a mud ball, winding the steel wire rope on a first waist hoop, and connecting and fixing the steel wire rope by using a U-shaped buckle;
secondly, arranging a turnbuckle screw on the side surface close to the first waist hoop, and winding and fixing the turnbuckle screw at two ends by adopting a steel wire rope and a U-shaped buckle;
connecting the lower end of the turnbuckle to the bottom plate by using the steel wire rope, and finally winding and connecting the steel wire rope and the bottom plate steel bar or the square steel bar
6) Tightening the turnbuckle, and covering soil to .
Further, support the pre-buried steel structural component in the concrete pile when setting up in the underground, and adopt and be connected through rust-resistant treatment's reinforcing bar and pre-buried component, the reinforcing bar extends to planting soil surface or is less than planting soil surface, the adjacent top layer department of intraductal reinforcing bar carries out the crotch processing, the sleeve pipe can be hidden in ground and the lawn after covering under the normal condition, removable tube cap when typhoon season and other wind-force are great, adopt wire rope one end and intraductal reinforcing bar crotch to be connected, two reinforced modes of the other end and arbor mobile jib ligature.
Preferably, the steel bars subjected to rust prevention treatment are steel bars sleeved with PVC pipes, and the steel bars and/or the PVC sleeves extend to the surface of the planting soil or are 2-4cm lower than the surface of the planting soil.
And the precast concrete pile is transversely embedded with a steel piece for connecting square steel, and is longitudinally embedded with a steel piece for connecting a preset guy rope.
And the square steel is connected with the embedded steel parts in the precast concrete pile by bolts.
The step 1) of binding the steel bars comprises the following steps: longitudinal and transverse steel bars are arranged, and connecting points between the steel bars and the square steel bars and between the longitudinal and transverse steel bars are bound and fixed by plastic-coated steel wire ropes and U-shaped buckles.
In the mud ball binding process, the reinforcing steel waist hoops at the periphery of the mud ball are arranged, a fixing measure that two reinforcing steel waist hoops are transversely arranged at the periphery of the mud ball in parallel is adopted, and 4-6 longitudinal reinforcing steel bars are arranged to connect the two waist hoops.
Two waist hoops are arranged in the mud ball binding, and the length of the reinforcing steel bar waist hoop is calculated as follows:
the length of the first waist hoop is calculated according to the perimeter of the mud ball at the position 10-20cm below the upper surface of the mud ball, and 30-50cm is added on the basis of the obtained result for connection at the joint;
the length of the second waist hoop is calculated according to the circumference of the mud ball at the position 40-50cm below the first waist hoop, and 30-50cm is added on the basis of the obtained result for connecting the joint;
the length of the longitudinal reinforcing steel bar waist hoop is 60-70cm, the bending length is 10-20cm, and the arrangement number of the longitudinal reinforcing steel bars is 4-8.
The reinforcing steel bar waist hoop is prefabricated in a way that a transverse reinforcing steel bar is cut according to the calculated length and then bent according to the diameter of a mud ball at a preset position, and a longitudinal reinforcing steel bar is connected with the transverse reinforcing steel bar in a way that two ends of the longitudinal reinforcing steel bar are bent; the lap joint of the transverse steel bars and the longitudinal steel bars are fastened and connected by U-shaped buckles; mounting a reinforcing steel bar waist hoop, namely sleeving the prefabricated reinforcing steel bar waist hoop around the mud ball and temporarily fixing the prefabricated reinforcing steel bar waist hoop, and binding a fastening bandage with the vertical reinforcing steel bar; and (5) contracting and fastening, laterally tightening the waist hoop, and connecting and fixing the lap joint by adopting a U-shaped buckle.
Preferably, the mud ball surface in the step 2) is bound with the first waist hoop in a pentagram mode by using a steel wire rope, so that the mud ball is prevented from falling off from the waist hoop upwards.
The invention increases the integral moment by adopting the connection of the integral steel bar bottom plate and the mud balls of each plant, and makes the center of gravity of each plant zero, thereby enhancing the anti-overturning capability of the arbor.
The longitudinal and transverse displacement of the single plant is firmly limited by adopting the steel wire mesh, the steel wire rope and the steel bar waist hoop for binding each plant mud ball.
The connection of the reinforcing steel bar waist hoop and the bottom plate is tightened by adopting the turnbuckle, so that the looseness of the steel wire rope caused by the natural settlement of mud balls or soil can be prevented.
The cable rope can be preset to form two reinforcements in typhoon seasons or other times with larger wind power, so that the wind resistance is enhanced.
The invention has the beneficial effects that:
1. the construction method provided by the invention mainly releases the space used by the overground support of the arbor, designs and builds a novel integral structure for arbor support, and solves the problems of limitation of the traditional overground support process of the arbor in the aspects of service cycle, landscape effect and the like, high requirement of the traditional underground support and damage to plant roots.
2. The construction method of the invention has the advantages of common materials and wide sources, so the cost is lower, and the cost performance of the early underground supporting process is relatively higher.
3. The method has good process universality, adopts materials without pollution diffusion problem, and has no adverse effect on environmental factors such as soil, water quality and the like.
4. According to the invention, a PVC sleeve (with a built-in steel wire rope) is reserved and connected with a bottom plate steel bar net piece, and the steel wire rope in the PVC sleeve can be connected with a main arbor by using the steel wire rope and a turnbuckle in a typhoon season, so that the wind resistance is enhanced.
5. The method is more suitable for roof greening and square greening.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is a schematic structural diagram of a bottom plate in an embodiment of the invention.
Fig. 3 is a schematic structural diagram of mud ball bandaging in the embodiment of the invention.
Detailed Description
Referring to fig. 1 to 3, the integral type arbor underground supporting construction method of the present invention includes,
1) manufacture and installation of bottom plate
Prefabricating concrete piles, connecting the concrete piles 1 by galvanized square steel 2 (hollow), and binding reinforcing steel bars 3 longitudinally and transversely on the concrete piles to form a grid structure;
2) mud ball bandaging
The arbor mud ball 4 is bound by a steel wire mesh 5, and two reinforcing steel bar waist hoops 6 and 7 are arranged at the periphery of the mud ball; sleeving a reinforcing steel bar waist hoop into the periphery of the mud ball, temporarily fixing the reinforcing steel bar waist hoop, and binding the reinforcing steel bar waist hoop with a fastening bandage and the vertical reinforcing steel bar; the surface of the mud ball is bound with the first waist hoop by adopting a steel wire rope; in this embodiment, the mud ball surface is bound with the first waist hoop in a pentagram form by using a steel wire rope
3) Earthwork stacking and modeling:
turning and transporting earthwork to a reinforced steel bar bottom plate, and stacking and modeling, wherein the thickness of a soil layer is 1-2 m, and in the embodiment, the thickness of the soil layer is 1.5 m;
4) pit excavation
Determining the excavation depth of the tree pit according to the height of the mud ball;
5) the reinforcing bar waist hoop is connected with the bottom plate
A steel wire rope 8, a turnbuckle 9, U-shaped buckles 10 and 10' are adopted to receive mud balls to wrap the mesh and the reinforcing mesh;
firstly, winding the steel wire rope 8 on the first waist hoop 6 at the pentagonal position where the steel wire rope 8 is bound on the surface of the mud ball 4, and connecting and fixing the steel wire rope 8 by using a U-shaped buckle 10;
secondly, arranging a turnbuckle 9 on the side surface close to the first waist hoop 6, and winding and fixing the turnbuckle 9 at two ends of the turnbuckle 9 by adopting a steel wire rope 8 and a U-shaped buckle 10;
connecting the lower end of the turnbuckle to the bottom plate steel bar by using a steel wire rope, and finally winding and connecting the steel wire rope and the bottom plate steel bar or the square steel;
6) tightening the turnbuckle, and covering soil to .
In this embodiment, support the pre-buried steel structural component in the concrete pile when setting up in the underground, and adopt reinforcing bar 12 (reinforcing bar 12 overcoat PVC pipe 11) through rust-resistant treatment to be connected with pre-buried component, reinforcing bar 12 extends to the planting soil surface or is less than the planting soil surface, reinforcing bar 12 is close to the top layer department and carries out the crotch processing in the PVC pipe 11, the sleeve pipe can be hidden in ground quilt and lawn after covering under the normal condition, detachable tube cap when typhoon season and other wind-force are great, adopt wire rope one end and intraductal reinforcing bar crotch to be connected, the other end and the two ways reinforcement mode of arbor mobile jib ligature.
The steel bar 12 subjected to the rust prevention treatment is a steel bar 12 sleeved outside a PVC pipe 11, and the steel bar 12 and/or the PVC sleeve 11 extend to the surface of the planting soil or are 2-4cm lower than the surface of the planting soil.
The precast concrete pile is transversely pre-buried and is connected with the galvanized square steel, and is longitudinally pre-buried and is connected with a preset guy rope.
The galvanized square steel is connected with the embedded steel parts in the precast concrete pile through bolts.
The step 1) of binding the steel bars comprises the following steps: longitudinal and transverse steel bars are arranged, and connecting points between the steel bars and the square steel bars and between the longitudinal and transverse steel bars are bound and fixed by plastic-coated steel wire ropes and U-shaped buckles.
In the mud ball binding process, the reinforcing steel waist hoops at the periphery of the mud ball are arranged, a fixing measure that two reinforcing steel waist hoops are transversely arranged at the periphery of the mud ball in parallel is adopted, and 4-6 longitudinal reinforcing steel bars are arranged to connect the two waist hoops.
Two waist hoops are arranged in the mud ball binding, and the length of the reinforcing steel bar waist hoop is calculated as follows:
the length of the first waist hoop 6 is calculated according to the perimeter of the mud ball at the position 10-20cm below the upper surface of the mud ball, and 30-50cm is added on the basis of the obtained result for connection at the joint;
the length of the second waist hoop 7 is calculated according to the mud ball perimeter at the position 40-50cm below the first waist hoop 6, and 30-50cm is added on the basis of the obtained result for connection at the joint;
the length of the longitudinal reinforcing steel bar waist hoop 13 is 60-70cm, the bending length is 10-20cm, and the arrangement number of the longitudinal reinforcing steel bars is 4-8.
The reinforcing steel bar waist hoop is prefabricated in a way that a transverse reinforcing steel bar is cut according to the calculated length and then bent according to the diameter of a mud ball at a preset position, and a longitudinal reinforcing steel bar is connected with the transverse reinforcing steel bar in a way that two ends of the longitudinal reinforcing steel bar are bent; the lap joint of the transverse steel bars and the longitudinal steel bars are fastened and connected by U-shaped buckles; mounting a reinforcing steel bar waist hoop, namely sleeving the prefabricated reinforcing steel bar waist hoop around the mud ball and temporarily fixing the prefabricated reinforcing steel bar waist hoop, and binding a fastening bandage with the vertical reinforcing steel bar; and (5) contracting and fastening, laterally tightening the waist hoop, and connecting and fixing the lap joint by adopting a U-shaped buckle.
Preferably, the surface of the mud ball is bound with the first waist hoop in a pentagram mode by using a steel wire rope.
The invention has been successfully applied to the second stage of outdoor landscape engineering in Shanghai rainbow bridge commerce core area and ecological special construction engineering in Shanghai Baoshan area.
Claims (11)
1. An integral arbor underground supporting construction method is characterized by comprising the following steps,
1) manufacture and installation of bottom plate
Prefabricating concrete piles, connecting the concrete piles by using square steel, and binding reinforcing steel bars on the concrete piles longitudinally and transversely to form a grid structure;
2) mud ball bandaging
The arbor mud ball is bound by a steel wire mesh sheet, and at least two reinforcing steel bar waist hoops are arranged on the periphery of the mud ball; sleeving a reinforcing steel bar waist hoop into the periphery of the mud ball, temporarily fixing the reinforcing steel bar waist hoop, and binding the reinforcing steel bar waist hoop with a fastening bandage and the vertical reinforcing steel bar; the surface of the mud ball is bound with the first waist hoop by adopting a steel wire rope;
3) earthwork stacking and modeling:
turning and transporting earthwork to a bottom plate steel bar net for stacking and modeling, wherein the thickness of a soil layer is 1-2 m;
4) pit excavation
Determining the excavation depth of the tree pit according to the height of the mud ball;
5) the reinforcing steel bar waist hoop is connected with the reinforcing steel bar mesh of the bottom plate
Adopting a steel wire rope, a turnbuckle, a U-shaped buckling mud ball wrapping net and a reinforcing mesh;
firstly, winding a steel wire rope on a first waist hoop at a pentagonal position where the steel wire rope is bound on the surface of a mud ball, and connecting and fixing the steel wire rope by using a U-shaped buckle;
secondly, arranging a turnbuckle screw on the side surface close to the first waist hoop, and winding and fixing the turnbuckle screw at two ends by adopting a steel wire rope and a U-shaped buckle;
connecting the lower end of the turnbuckle to the bottom plate by using the steel wire rope, and finally winding and connecting the steel wire rope and the bottom plate reinforcing mesh or square steel;
6) tightening the turnbuckle, and covering soil to .
2. The integral type underground arbor supporting construction method as claimed in claim 1, wherein the underground support is provided while the steel structural member is embedded in the concrete pile, and the reinforcement bar subjected to rust prevention treatment is connected with the embedded member, the reinforcement bar extends to the surface of the planting soil or is lower than the surface of the planting soil, the reinforcement bar in the pipe is hooked at the position close to the surface layer, the sleeve can be concealed in the ground cover and the lawn after being covered under normal conditions, the pipe cover can be removed when typhoon seasons and other wind forces are large, and a two-way reinforcing mode that one end of the steel wire rope is connected with the hook of the reinforcement bar in the pipe and the other end of the steel wire rope is bound with the main arbor rod is adopted.
3. The integral type arbor underground supporting construction method as claimed in claim 2, wherein the reinforcement bar subjected to rust prevention treatment is a reinforcement bar-covered PVC pipe, and the reinforcement bar and/or the PVC pipe is extended to the surface of the planting soil or 2-4cm lower than the surface of the planting soil.
4. The integral type arbor underground supporting construction method as claimed in claim 2, wherein in the step 1), the prefabricated concrete pile is embedded with steel members for connecting with square steel in a transverse direction and embedded with steel members for connecting with a preset cable rope in a longitudinal direction.
5. The integral type arbor underground support construction method as claimed in claim 4, wherein the square steel is connected with the embedded steel member in the precast concrete pile by a bolt.
6. The integral type arbor underground support construction method according to claim 1, wherein the step 1) of reinforcement binding is: longitudinal and transverse steel bars are arranged, and connecting points between the steel bars and the square steel bars and between the longitudinal and transverse steel bars are bound and fixed by plastic-coated steel wire ropes and U-shaped buckles.
7. The integral type arbor underground support construction method as claimed in claim 1, wherein in the mud ball binding, the reinforcing steel waist hoops around the mud ball are arranged, two reinforcing steel waist hoops are transversely arranged on the periphery of the mud ball in parallel, and 4-6 longitudinal reinforcing steel bars are arranged to connect the two waist hoops.
8. The integral arbor underground support construction method as claimed in claim 1, wherein two waist hoops are arranged in the mud ball wrapping, and the length of the reinforcing steel waist hoop is calculated as follows:
the length of the first waist hoop is calculated according to the perimeter of the mud ball at the position 10-20cm below the upper surface of the mud ball, and 30-50cm is added on the basis of the obtained result for connection at the joint;
the length of the second waist hoop is calculated according to the circumference of the mud ball at the position 40-50cm below the first waist hoop, and 30-50cm is added on the basis of the obtained result for connecting the joint;
the length of the longitudinal reinforcing steel bar waist hoop is 60-70cm, the bending length is 10-20cm, and the arrangement number of the longitudinal reinforcing steel bars is 4-8.
9. The integral type arbor underground support construction method according to claim 1, 7 or 8, wherein the reinforcement waist hoop is prefabricated in such a manner that a transverse reinforcement is cut by a calculated length and then bent according to a preset position mud ball diameter, and a longitudinal reinforcement is connected with the transverse reinforcement in a form of bending both ends; the lap joint of the transverse steel bars and the longitudinal steel bars are fastened and connected by U-shaped buckles; mounting a reinforcing steel bar waist hoop, namely sleeving the prefabricated reinforcing steel bar waist hoop around the mud ball and temporarily fixing the prefabricated reinforcing steel bar waist hoop, and binding a fastening bandage with the vertical reinforcing steel bar; and (5) contracting and fastening, laterally tightening the waist hoop, and connecting and fixing the lap joint by adopting a U-shaped buckle.
10. The integral type arbor underground support construction method as claimed in claim 1, wherein the surface of the clay ball of step 2) is bound with the first waist band in a pentagram form by using a steel wire rope.
11. The integral type arbor underground supporting construction method as claimed in claim 1, wherein in the step 3) of piling and shaping the earthwork, the earthwork is turned over and transported to a bottom plate reinforcing mesh for piling and shaping, and the thickness of the soil layer is 1.2-1.6 m.
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108184537A (en) * | 2018-01-30 | 2018-06-22 | 广州山水怡人园林生态有限公司 | A kind of hidden supporting rack |
| CN109328968A (en) * | 2018-11-07 | 2019-02-15 | 中国林业科学研究院林业新技术研究所 | A kind of nursery stock excavates transplantation method and its transplantation device |
| CN111347819B (en) * | 2020-04-26 | 2022-02-18 | 岩土科技股份有限公司 | Large-scale landscape rockery construction method |
| CN112314303B (en) * | 2020-11-02 | 2022-09-16 | 秀艺(福建)园林工程有限公司 | Basement roof cinnamomum camphora planting method |
| CN112599039A (en) * | 2020-11-23 | 2021-04-02 | 国网山东省电力公司滨州供电公司 | Portable display device for electric power |
| CN113711883B (en) * | 2021-08-16 | 2022-12-02 | 宁波交通工程建设集团有限公司 | Underground lodging-resistant structure for arbor transplantation and construction method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP4480151B2 (en) * | 2004-12-28 | 2010-06-16 | 成光 長棟 | Underground support for wooden transplanted trees and support method |
| JP2009219432A (en) * | 2008-03-17 | 2009-10-01 | Adachi Trading:Kk | Underground support for tree |
| CN203120598U (en) * | 2013-02-20 | 2013-08-14 | 胡忠志 | Reinforced distributed type anchoring structure under tree ground |
| CN203435480U (en) * | 2013-02-20 | 2014-02-19 | 胡忠志 | Plane anchoring structure for underground reinforcement of trees |
| KR20130036032A (en) * | 2013-03-07 | 2013-04-09 | 조영태 | Below ground tree supporting systems and other supplements |
| CN203942882U (en) * | 2014-07-02 | 2014-11-19 | 江苏东珠景观股份有限公司 | The underground bracing frame of large tree |
| CN204393002U (en) * | 2014-12-26 | 2015-06-17 | 上海聚隆绿化发展有限公司 | Roof greening arbor is planted and uses trunk wind-proof device |
| CN204426192U (en) * | 2014-12-26 | 2015-07-01 | 上海聚隆绿化发展有限公司 | Roof arbor is planted the solid root device of Combined wind resistant |
| CN205249984U (en) * | 2015-08-20 | 2016-05-25 | 广州普邦园林股份有限公司 | Flexible tractive device of arbor |
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