CN202954552U - Steel tube concrete column high-altitude construction safety protection system - Google Patents
Steel tube concrete column high-altitude construction safety protection system Download PDFInfo
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- CN202954552U CN202954552U CN 201220610876 CN201220610876U CN202954552U CN 202954552 U CN202954552 U CN 202954552U CN 201220610876 CN201220610876 CN 201220610876 CN 201220610876 U CN201220610876 U CN 201220610876U CN 202954552 U CN202954552 U CN 202954552U
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Abstract
The utility model discloses a steel tube concrete column high-altitude construction safety protection system which comprises a safety operation platform for executing concrete casting work on a steel tube column of the current layer and executing welding work on a steel tube column of the last layer, a safety climbing ladder which is welded on the outer sides of the steel tube columns and is used for making a constructor climb up and down the operation platform, and temporary packways which are fixed on two adjacent steel tube columns and are connected to the two adjacent steel tube columns, wherein the operation platform is a cage body fixedly arranged at an opening above the top of each steel tube column; the cage body can be split off and is separated from the steel tube columns; and a detachable supporting bracket for supporting the cage body are arranged on the top of each layer of steel tube column. By utilizing the technical scheme, the operation platform is mounted and dismounted quickly and easily and can be reused for casting the concrete to the steel tube columns; materials are saved; the operation platform, the safety climbing ladder and the temporary packways form a complete high-altitude construction three-dimensional protection system; the efficiency of steel tube concrete column construction is improved; and the working period is saved.
Description
Technical field
The utility model relates to the realm of building construction, relates in particular to the security protection system of a kind of steel pipe column pouring concrete high-altitude construction.
Background technology
Concrete filled steel tube refers to fill concrete in steel pipe and forms and steel pipe and core concrete thereof can bear the structural element of external load effect jointly, press the section form difference, can be divided into concrete filled steel tube, side, concrete-filled rectangular steel tube and polygon steel pipe concrete etc.Its basic principle is: fill concrete in steel pipe, under the effect of power, the effect that concrete is strong to steel pipe, but simultaneously steel tube confinement concrete, make to manage the stress state of inner concrete in three dimension stress, delay generation and the development of its vertical microcrack, thereby improve its compressive strength and compression deformation ability; By the supporting role of concrete filled, strengthen the geometrical stability of steel pipe walls, avoid occurring stability and destroy, thereby improve its supporting capacity; Due to the interaction of steel pipe and core concrete, stressed in complex state, thus concrete intensity is improved, plasticity and toughness properties are greatly improved.In recent years, along with the increase of depth of building, encased structures is because of its excellent mechanical performances and economy, and being applied to gradually high building structure especially has in the high building structure of special external form.
When adopting encased structures to build highrise building, due to the last layer steel pipe column, all prior to the floor slab construction of lower floor, therefore in each past steel pipe column, fluid concrete all belongs to work high above the ground.For guaranteeing constructor's safety, when the steel pipe column pouring concrete construction, need to take safety measures.Existing way is mainly to build complete scaffold frame, and lay scaffolding board as job platform and walking passageway on scaffold, adopt such method, complexity is installed, and dismounting slowly, often completes one deck building and just need to build one deck scaffold to carry out the construction of last layer building again, often delay the duration, and the scaffolding structure of an integral body, just like another building, needs a large amount of scaffoldings.In addition, when high level is arrived in construction, be difficult to form the structure of firm stable in high-altitude due to scaffold, loose or dislocation appears in one place's tie point, just may cause scaffold to disintegrate and collapse, have potential safety hazard, therefore existing scaffold system is not suitable for the construction of high-altitude steel pipe column pouring concrete.
The utility model content
For overcoming the defect of prior art, technical problem to be solved in the utility model is to provide a kind of and installs and removes simple and fast, saves material and is applicable to the security protection system of constructing in steel pipe column pouring concrete high-altitude.
For solving the problems of the technologies described above, the technological means that the utility model is taked is, a kind of steel core concrete column high-altitude construction safety protection system, described steel core concrete column has steel pipe column, described steel core concrete column high-altitude construction safety protection system comprises the safe operation platform for this layer of steel pipe column carried out the pouring concrete operation and carry out last layer steel pipe column weld job, be welded in the safety climbing ladder of the described steel pipe column outside for the upper and lower described operating platform of constructor, be fixed in adjacent two steel pipe columns and connect the interim packway of the operating platform on adjacent two steel pipe columns, described operating platform is the uncovered cage body in top that is fixedly installed in the steel pipe column top, and described cage body is removable and separate with steel pipe column, the support bracket of the described cage body of the preset dismountable support in the described steel pipe column of every one deck top.
A kind of improvement as a kind of steel core concrete column of the utility model high-altitude construction safety protection system technical scheme, described cage body diagonal angle or opposite side are taken two halves apart, described cage body bottom surface stitching position is fixedly connected with the steel plate bar, and described steel plate bar is also bolt connection mutually in pairs.
Another kind as a kind of steel core concrete column of the utility model high-altitude construction safety protection system technical scheme improves, described cage body opposite side is taken two halves apart, cage body one side vertically is provided with hinge position, and relative another side is provided with retaining mechanism, makes the cage body to turn up and opens and leave steel pipe column.
Another improvement as a kind of steel core concrete column of the utility model high-altitude construction safety protection system technical scheme, described cage body surrounding side is fixing ring cage, bottom surface split two halves and two outsides and ring cage hinged make bottom surface can be downwards Unscrew and break away from steel pipe column.
As improvement of the technical scheme, described cage body bottom surface arranges Dense mesh screen or lays scaffold floor as foot platform.
As improvement of the technical scheme, described cage body bottom surface is provided with hollow part, and described hollow part shape is according to the external surface shape setting of steel pipe column, and the area of hollow part is greater than the section area of steel pipe column.
Improvement as a kind of steel core concrete column of the utility model high-altitude construction safety protection system technical scheme, described safety climbing ladder is steel work, by montant and cross bar, be welded, thereby and described cross bar two ends respectively bend certain-length and the two-sided welding of both sides montant.
As the improvement of a kind of steel core concrete column of the utility model high-altitude construction safety protection system technical scheme, described safety climbing ladder also is provided with and protects cage, and the described cage that protects is circular arc, and its two ends are welded in described montant.
Improvement as a kind of steel core concrete column of the utility model high-altitude construction safety protection system technical scheme, described interim packway by horizontal bottom bar, bottom be welded in the aisle vertical rod of described bottom bar, the horizontal safety rope fixed with the vertical rod of described aisle and the walkway board that is layed in bottom form, aisle vertical rod and the bottom bar at described interim packway two ends are welded with junction plate, and described junction plate is connected with the steel pipe column bolt.
Use the technical solution of the utility model, have following beneficial effect: steel core concrete column of the present utility model high-altitude construction safety protection system has comprised the safe operation platform for this layer of concrete filled steel tube pouring practice and upper strata steel pipe column weld job, be welded in the safety climbing ladder of the steel pipe column pouring concrete outside for the upper and lower described operating platform of constructor, be fixed in the interim packway that adjacent two steel pipe column pouring concretes connect the operating platform on adjacent two steel pipe column pouring concretes, wherein operating platform is the uncovered cage body in top that is fixedly installed in the steel pipe column top, and thereby this cage body is removable with steel pipe column, separates, the support bracket of the preset dismountable support cages body in the top of every layer of steel pipe column.Because the cage body is removable and separate with steel pipe column, in work progress, after one deck steel pipe column pouring concrete completes and has welded the last layer steel pipe column, operating platform can be taken apart from this layer of steel pipe column top, and hang rise to last layer steel pipe column capital surround again described cage body and the fixed installation, carry out the construction operation of last layer steel pipe column, the operating platform mounting or dismounting are simple and efficient.In addition, the constructor can be convenient and safe from the upper and lower described operating platform of safety climbing ladder, also can by interim packway, between adjacent each steel pipe column, walk easily and safely simultaneously.Adopt the technical solution of the utility model, the operating platform dismounting is simple and efficient, can be re-used in the construction of each layer of steel pipe column pouring concrete, do not need to set up the complete scaffolding structure of a multilayer as prior art, thereby saved material, and operating platform, safety climbing ladder and interim packway have formed a perfect stereoscopic protective system, ensured the carrying out safely and fast of steel pipe column construction, compared to the platform that scaffolds erecting, improved efficiency, saved the duration.
The accompanying drawing explanation
Fig. 1 is the perspective view of a kind of steel core concrete column of the utility model high-altitude construction safety protection system implementation example;
Fig. 2 is the front view of safe operation platform embodiment illustrated in fig. 1;
Fig. 3 is the top view of safe operation platform shown in Fig. 2;
Fig. 4 is the top view of the another kind of embodiment of safe operation platform;
Fig. 5 is the front view of safety climbing ladder embodiment illustrated in fig. 1;
Fig. 6 is the lateral view of safety climbing ladder shown in Fig. 5;
Fig. 7 is the top view of safety climbing ladder shown in Fig. 5;
Fig. 8 is the perspective view of interim packway shown in Fig. 1.
The specific embodiment
Below in conjunction with accompanying drawing, specific embodiment of the utility model is described in detail.
The technical solution of the utility model is particularly useful for the Construction of Steel Pipe Concrete Column of highrise building, general 2 ~ 3 floors of every joint steel pipe column are high, steel pipe column is hollow steel tube, end face has grout hole, and the alleged steel core concrete column of the utility model refers to steel pipe column and the concrete combination of having poured into a mould after concrete.During construction, after every joint steel pipe column lifting is put in place, carry out again the cast of post inner concrete, pour one deck steel pipe column, the capital at this layer of steel pipe column lifts and welds the last layer steel pipe column, and the steel pipe column of last layer is all the floor slab constructions prior to lower floor, therefore, each steel pipe column inner concrete cast and welding upper strata steel pipe column all belong to work high above the ground.As shown in Figure 1, the utility model embodiment comprises the safe operation platform 1 for the 4 pouring concrete operations of this layer of steel pipe column and upper strata steel pipe column 4 ' weld job, be welded in the safety climbing ladder 2 of steel pipe column 4 outsides for the upper and lower described operating platform 1 of constructor, be fixed in the interim packway 3 that adjacent two steel pipe columns 4 connect the operating platform 1 on adjacent two steel pipe columns, described operating platform 1 is installed on the capital of steel pipe column 4.The capital of steel pipe column is equipped with in advance and supports bracket 42, for supporting described operating platform 1, support the side of encorbelmenting that bracket 42 is arranged on steel pipe column, the side that there is no mount type girder steel 41, section steel beam 41 is one of agent structures of the load-bearing of building own, supporting bracket is provisional member, after this floor plate has been constructed, removes.Described operating platform 1 both also be take and was supported bracket 42 as supporting with girder steel 41.Safety climbing ladder 2 is also to be that the steel pipe column lifting just is installed on the steel pipe column outside before in advance, and interim packway 3 can be installed after operating platform 1 fixedly completes.Cat ladder and construction passage are all removed after this layer of Construction of Steel Pipe Concrete Column.
In the technical solution of the utility model, described operating platform 1 is the uncovered cage body in top,, and thereby described cage body can construct and take apart and separate with steel pipe column along with this layer of steel pipe column, hang to rise to behind steel pipe column top, upper strata and again surround described cage body and be fixed installation.Because the top of steel pipe column has been equipped with the support bracket in advance, so steel pipe column is difficult to directly hang on the support bracket that rises to last layer steel pipe column capital, the technical solution of the utility model thereby the cage body is designed to structure removable and that separate with steel pipe column.The first embodiment of the cage body of this fast demountable is, cage body diagonal angle or opposite side dismounting are two halves, and cage body bottom surface stitching position is fixedly connected with the steel plate bar, and steel plate bar in pairs and mutually bolt connects.After this layer of Construction of Steel Pipe Concrete Column completes, thereby the bolt that can unclamp the stitching position place is taken the cage body apart, after hanging and rising to last layer steel pipe column capital, thereby the operating platform of taking apart bolt connection again forms described cage body, after the steel pipe column capital that is arranged on this last layer that is fixed, can be constructed.
Concrete, as shown in Figure 2 and Figure 3, Fig. 2, Fig. 3 are front view and the top views of operating platform 1 the first embodiment, operating platform 1 is that scaffolding pole is set up the frame type cage body formed, it should be noted that, frame type cage body is less and describe as an example due to its material requested, and the technical solution of the utility model has contained the cage body that other materials surrounds certainly, as cage bodies that plate was surrounded such as plank, steel plates.This cage body opposite side is taken apart as two halves 11,12, the bottom surface stitching position of cage body is welded with steel plate bar 114,124, the steel plate bar arranges and bolt connection mutually in pairs, therefore, thus this operating platform 1 surrounds two halves framework 11,12 the cage body or takes the cage body apart by the bolt screwed or unclamp on the steel plate bar of stitching position.In this embodiment, the rod member of described frame type cage body bottom surface is shaped steel, is preferably angle steel or channel-section steel or i iron.Certainly,, also can directly weld or rivet except the mode connected by the steel plate bolts at the stitching position of this cage body bottom surface, only like this, during dismounting, need to be cut at weld or riveted joint place, dismounting than it bolted mode complexity a bit.In Construction practices, after this layer of steel pipe column 4 completes concrete construction and welded last layer steel pipe column 4 ', operating platform 1 integral body can be removed from the tie point of steel pipe column 4, and the bolt junction of the operating platform 1 of cage body shape is unclamped and is split as two halves, after it is hung to the capital that rises to the last layer steel pipe column, again the two halves bolt is connected and surrounds the cage body, and surrounded cage body is fixedly installed in to the support bracket at this last layer steel pipe column top to be constructed.Certainly, as a kind of distortion of this embodiment, the cage body also can be taken apart into two halves, as shown in Figure 5 at diagonal angle.
The embodiment of another kind of knock-down cage body is, cage body opposite side is taken two halves apart, and cage body one side vertically is provided with hinge position, and relative another side is provided with retaining mechanism.After the steel pipe column of this layer of having constructed, untie the retaining mechanism of cage body side surface, thereby can by cage external turn over to open leave steel pipe column, after it is hung to the capital that rises to the last layer steel pipe column, the close cage body that turns up retaining mechanism locking can be surrounded to described cage body again, the support bracket that is installed on the steel pipe column capital that is fixed can carry out the construction of last layer steel pipe column.In this embodiment, hinge position can adopt existing conventional means to the retaining mechanism of side, and as the fastener snapping, iron wire tightly wraps, but also bolt connects etc., as long as can connect fastening by this side of cage body.
The embodiment of another knock-down cage body is, cage body surrounding side is fixing ring cage, bottom surface split two halves and two outsides, bottom surface and ring cage hinged make bottom surface can be downwards Unscrew and break away from steel pipe column, after hanging and rising to last layer steel pipe column capital, turn over and be positioned over Steel Pipe Column topmast support bracket in bottom surface, bottom surface is subject to the spacing level that is attributed to, and the support bracket that the cage body is fixedly installed in again to this last layer steel pipe column capital can be constructed.Certainly, now the length of the support bracket of steel pipe column top should not exceed cage body periphery, so that hang after opening while rising cage body bottom surface, can pass through to support bracket.This kind of embodiment is similar to one way valve, and cage body only bottom surface is split two halves, so cage body bottom surface opens while breaking away from steel pipe column, and cage body integral body is still round steel pipe column, and moves up and down along steel pipe column, and do not leave steel pipe column.
The technical solution of the utility model, because operating platform is the uncovered cage body in top that is fixedly installed in the steel pipe column capital, cage body firm stable, can provide the operation area of a safety, guarantees constructor's personal safety.And, thereby this cage body is removable, with steel pipe column, separate, its mode of taking apart can be that diagonal angle is torn open, can be also that opposite side is torn open, only the bottom surface opposite side is torn open, therefore, constructed after one deck steel pipe column, as long as operating platform is taken apart and is separated with steel pipe column, it can be hung and rise to the last layer steel pipe column, and thereby the two halves cage body of taking apart or the bottom surface of taking apart are again connected and again are assembled into the cage body and are fixedly installed in this last layer steel pipe column top, can carry out the construction of last layer steel pipe column, the operating platform mounting or dismounting are simple and efficient.Like this, each root steel pipe column almost only needs that this operating platform is installed and gets final product, the one deck of having constructed, just can up winch to last layer, use continuously successively, compared to the every one deck steel pipe column of prior art, one deck scaffold all will be installed and carry out operation, greatly reduce the consumption of material, its dismounting speed has efficiently also improved efficiency, has saved the duration.
As shown in Figure 4, the operating platform bottom by arranging Dense mesh screen 13 as foot platform on the bottom support bar.Certainly scaffold floor also can be laid in the operating platform bottom, if adopt the form of Dense mesh screen more to save material, cost is higher to lay scaffold floor.Because Dense mesh screen can provide enough supports equally, therefore be preferably Dense mesh screen.The framework whole interior is provided with hollow part 14, and the shape of described hollow part 14 is according to the external surface shape setting of steel pipe column 4, and the size of hollow part also can be adjusted according to the section area of steel pipe column.
For ease of the upper and lower operating platform of constructor, the steel pipe column outside is equipped with safety climbing ladder 2, and Fig. 5, Fig. 6, Fig. 7 are front view, lateral view and the top views of safety climbing ladder.Described safety climbing ladder 2 is steel work, by cross bar 21 and montant 22, is welded, preferred, thereby the cross bar two ends respectively bend certain-length and the two-sided welding of both sides montant, thereby can strengthen the intensity of stepping on shelves.Described safety climbing ladder preferably adopts round steel to make, and can certainly be other shaped steel, and the wide 500mm of cat ladder, establish a cross bar at interval of 300mm, and the cross bar two ends preferably respectively bend 80mm and the both sides montant carries out two-sided welding.As shown in the figure, described safety climbing ladder 2 also is provided with and protects cage 23, protects cage 23 for circular arc, and its two ends are welded in montant 22.Preferably, protect cage and adopt band iron to make diameter 600mm circle frame, interval 800mm establishes one grade in left and right.Safety climbing ladder 2 and steel pipe column 4 welding, increase a fixed point every 1.5m with angle cleat 24.Safety climbing ladder need to realize being installed on the steel pipe column outside before the steel pipe column lifting, after the steel structure concrete casting and constructing, removed cat ladder.
Owing to being provided with this safety climbing ladder, the constructor is upper and lower operating platform easily, and, owing on cat ladder, also being provided with and protecting cage, the safety while having ensured the upper and lower cat ladder of constructor, can prevent that the constructor from causing security incident because the hand pine falls.
Also be provided with interim packway 3 between adjacent two steel pipe columns 4, for connecting the operating platform 1 on adjacent two steel pipe columns, Fig. 7 is the stereogram of interim packway, described interim packway is comprised of bottom bar 33 and the walkway board (not looking out in figure) of horizontal safety rope 31, aisle vertical rod 32, level, described safety rope 31 fixes with aisle vertical rod 32, vertical rod 32 bottoms in aisle are welded in bottom bar 33, and walkway board is layed on the bottom bar of bottom.As shown in Figure 7, aisle vertical rod 32 ' and the bottom bar 33 ' at interim packway two ends are welded with junction plate 35, and interim packway two ends are connected with the girder steel bolt between steel pipe column with steel pipe column by described junction plate 35, thereby are supported.Concrete, interim packway bottom level bar adopts channel-section steel, aisle vertical rod to adopt angle steel to make, and also can adopt other shaped steel.After the steel pipe column pouring concrete construction, interim packway also will equally with cat ladder be removed.
Interim packway makes the constructor to lead to another place's operating platform from an operating platform easily, has greatly improved efficiency of construction, has accelerated construction progress.And the edge of interim packway is provided with safety rope, can ensure the safety of the current process of constructor, avoid accidental falling.
Above-mentioned safe operation platform, safety climbing ladder, interim packway have formed a complete steel pipe column construction stereoscopic protective system, the safety that has ensured the steel pipe column construction is carried out, and for steel pipe column pouring concrete work high above the ground, efficiently carries out the safety guarantee that provides practical.
Above disclosed is only a kind of preferred embodiment of the utility model, certainly can not limit with this interest field of the utility model, and the equivalent variations of therefore doing according to the utility model claim, still belong to the scope that the utility model is contained.
Claims (9)
1. a steel core concrete column high-altitude construction safety protection system, described steel core concrete column has steel pipe column, it is characterized in that, described steel core concrete column high-altitude construction safety protection system comprises the safe operation platform for this layer of steel pipe column carried out the pouring concrete operation and carry out last layer steel pipe column weld job, be welded in the safety climbing ladder of the described steel pipe column outside for the upper and lower described operating platform of constructor, be fixed in adjacent two steel pipe columns and connect the interim packway of the operating platform on adjacent two steel pipe columns, described operating platform is the uncovered cage body in top that is fixedly installed in the steel pipe column top, and described cage body is removable and separate with steel pipe column, the support bracket of the described cage body of the preset dismountable support in the described steel pipe column of every one deck top.
2. steel core concrete column as claimed in claim 1 high-altitude construction safety protection system, is characterized in that, described cage body diagonal angle or opposite side are taken two halves apart, and described cage body bottom surface stitching position is fixedly connected with the steel plate bar, and described steel plate bar is also bolt connection mutually in pairs.
3. steel core concrete column as claimed in claim 1 high-altitude construction safety protection system, it is characterized in that, described cage body opposite side is taken two halves apart, and cage body one side vertically is provided with hinge position, relative another side is provided with retaining mechanism, makes the cage body to turn up and opens and leave steel pipe column.
4. steel core concrete column as claimed in claim 1 high-altitude construction safety protection system, it is characterized in that, described cage body surrounding side is fixing ring cage, bottom surface split two halves and two outsides and ring cage hinged make bottom surface can be downwards Unscrew and break away from steel pipe column.
5. steel core concrete column high-altitude construction safety protection system as described as claim 1 to 4 any one, is characterized in that, described cage body bottom surface arranges Dense mesh screen or lays scaffold floor as foot platform.
6. steel core concrete column as claimed in claim 5 high-altitude construction safety protection system, it is characterized in that, described cage body bottom surface is provided with hollow part, and described hollow part shape is according to the external surface shape setting of steel pipe column, and the area of hollow part is greater than the section area of steel pipe column.
7. steel core concrete column as claimed in claim 1 high-altitude construction safety protection system, is characterized in that, described safety climbing ladder is steel work, by montant and cross bar, be welded, thereby and described cross bar two ends respectively bend certain-length and the two-sided welding of both sides montant.
8. steel core concrete column as claimed in claim 7 high-altitude construction safety protection system, is characterized in that, described safety climbing ladder also is provided with and protects cage, and the described cage that protects is circular arc, and its two ends are welded in described montant.
9. steel core concrete column as claimed in claim 1 high-altitude construction safety protection system, it is characterized in that, described interim packway by horizontal bottom bar, bottom be welded in the aisle vertical rod of described bottom bar, the horizontal safety rope fixed with the vertical rod of described aisle and the walkway board that is layed in bottom form, aisle vertical rod and the bottom bar at described interim packway two ends are welded with junction plate, and described junction plate is connected with the steel pipe column bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220610876 CN202954552U (en) | 2012-11-19 | 2012-11-19 | Steel tube concrete column high-altitude construction safety protection system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220610876 CN202954552U (en) | 2012-11-19 | 2012-11-19 | Steel tube concrete column high-altitude construction safety protection system |
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| CN202954552U true CN202954552U (en) | 2013-05-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201220610876 Expired - Lifetime CN202954552U (en) | 2012-11-19 | 2012-11-19 | Steel tube concrete column high-altitude construction safety protection system |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102912996A (en) * | 2012-11-19 | 2013-02-06 | 广州机施建设集团有限公司 | Steel tube concrete column high-altitude construction safety protection system |
| CN103590594A (en) * | 2013-11-14 | 2014-02-19 | 四川华铁钢结构有限公司 | Assembly type berm |
| CN106181926A (en) * | 2016-08-31 | 2016-12-07 | 润邦卡哥特科工业有限公司 | Lifting type workbench for the assembling of crane pedestal |
| CN106522537A (en) * | 2016-11-16 | 2017-03-22 | 上海市建筑装饰工程集团有限公司 | Stone vertical transporting system inside external wall scaffold |
| CN113529795A (en) * | 2021-06-29 | 2021-10-22 | 深圳市工勘岩土集团有限公司 | Construction method for cast-in-place concrete assembly type platform of steel pipe structure column by foundation pit reverse construction method |
-
2012
- 2012-11-19 CN CN 201220610876 patent/CN202954552U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102912996A (en) * | 2012-11-19 | 2013-02-06 | 广州机施建设集团有限公司 | Steel tube concrete column high-altitude construction safety protection system |
| CN102912996B (en) * | 2012-11-19 | 2015-03-18 | 广州机施建设集团有限公司 | Steel tube concrete column high-altitude construction safety protection system |
| CN103590594A (en) * | 2013-11-14 | 2014-02-19 | 四川华铁钢结构有限公司 | Assembly type berm |
| CN106181926A (en) * | 2016-08-31 | 2016-12-07 | 润邦卡哥特科工业有限公司 | Lifting type workbench for the assembling of crane pedestal |
| CN106522537A (en) * | 2016-11-16 | 2017-03-22 | 上海市建筑装饰工程集团有限公司 | Stone vertical transporting system inside external wall scaffold |
| CN113529795A (en) * | 2021-06-29 | 2021-10-22 | 深圳市工勘岩土集团有限公司 | Construction method for cast-in-place concrete assembly type platform of steel pipe structure column by foundation pit reverse construction method |
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