CN115110773B - Partition device at beam-column joint and use method - Google Patents
Partition device at beam-column joint and use method Download PDFInfo
- Publication number
- CN115110773B CN115110773B CN202210975002.7A CN202210975002A CN115110773B CN 115110773 B CN115110773 B CN 115110773B CN 202210975002 A CN202210975002 A CN 202210975002A CN 115110773 B CN115110773 B CN 115110773B
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- protective net
- shell
- collector
- partition
- partition device
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- 238000005192 partition Methods 0.000 title claims abstract description 63
- 238000000034 method Methods 0.000 title claims abstract description 13
- 230000001681 protective effect Effects 0.000 claims abstract description 88
- 230000007246 mechanism Effects 0.000 claims abstract description 30
- 230000002787 reinforcement Effects 0.000 claims description 20
- 229910000831 Steel Inorganic materials 0.000 claims description 10
- 239000010959 steel Substances 0.000 claims description 10
- 230000000903 blocking effect Effects 0.000 claims description 4
- 239000004567 concrete Substances 0.000 abstract description 38
- 238000010276 construction Methods 0.000 abstract description 19
- 238000005266 casting Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 description 5
- 238000004804 winding Methods 0.000 description 5
- 238000001125 extrusion Methods 0.000 description 3
- 230000003014 reinforcing effect Effects 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/02—Conveying or working-up concrete or similar masses able to be heaped or cast
Abstract
The invention relates to the field of beam construction equipment, in particular to a partition device at a beam-column joint and a use method thereof, wherein the partition device comprises a collector, and the collector comprises a shell; a partition mechanism is arranged in the shell; the partition mechanism comprises a protective net layer arranged on the shell; the invention discloses a partition device at a beam column node, which is mainly used for isolating casting concrete of a beam body and a column body, so that when the beam column is cast, different-strength concrete is separated, the problem that the different-strength concrete is contracted or subjected to temperature stress is avoided, and the problem of construction quality at the beam body and the column body node is further avoided.
Description
Technical Field
The invention relates to the field of beam construction equipment, in particular to a partition device at a beam-column joint and a use method thereof.
Background
The concrete strength of the beam plate and the column in the current high-rise building construction field is quite different, and the purpose of the different strength of the beam plate and the column is to meet the characteristics of 'strong column and weak beam' in the design specification and relatively complex axial center, bending moment and shearing force of the position.
If no countermeasures are taken, under the condition that the respective concrete strengths of the beam column structures are different, the problems of shrinkage and temperature stress of the concrete are likely to occur, and the concrete does not have good bending load resistance, so that once the phenomenon of improper concrete pouring occurs, the construction of the beam column node position has hidden quality hazards.
Disclosure of Invention
The invention aims to provide a partition device capable of improving construction quality at a beam column joint.
In order to achieve the above purpose, the technical scheme adopted by the invention is as follows:
a partition device at a beam-column joint comprising a collector comprising a housing; a partition mechanism is arranged in the shell;
the isolating mechanism comprises a protective net layer arranged on the shell, the protective net layer comprises a single protective net, the single protective net comprises two straight-coil keels, the two straight-coil keels are distributed in parallel at intervals, and the ends of the two straight-coil keels are connected to the collector; a partition net is arranged between the two straight coiled keels which are distributed at intervals;
the straight-rolled keel is of an elastic structure.
The protective net layer is connected with the collector through a connecting mechanism, the connecting mechanism comprises a rotating main shaft arranged on the shell, and the side surface of the rotating main shaft is connected with the protective net layer.
The single protective net further comprises a plurality of vertical keels; two ends of each vertical keel are respectively connected to two straight-roll keels in the same single protective net.
The protective net layer comprises two single protective nets which are distributed on two opposite sides of the rotating main shaft; the single body protection net extends to the outer side of the collector through the collector.
The shell is hollow to form a placing cavity, and the rotating main shaft is arranged in the placing cavity; the shell is provided with a through slot, and the single protection net passes through the collector through the through slot.
The collector is provided with a fixing mechanism, the fixing mechanism comprises a connecting hook arranged on the shell, and the end part of the connecting hook is connected with the end surface of the single protective net; the middle part of the connecting hook is connected with the collector shell through a rotating shaft; the shell is provided with a control button which is connected with the connecting hook.
The partition net is a steel wire net.
A method for using a partition device;
the using method comprises the following steps:
step 1: before using the partition device, the reinforcement cage of the beam body and the column body is required to be completed;
step 2: after the step 1 is completed, the partition device is placed in a reinforcement cage of the beam body; the partition device is required to be placed at one end of the pricking beam body close to the column body;
step 3; after the step 2 is completed, the control button is pressed, so that the protective net layer is ejected from the collector, and the end part of the protective net layer is required to be propped against the inner wall of the steel bar structure;
step 4: after step 3 is completed, the laying of one protective device is completed.
In the step 2, the blocking device is required to be inclined or arranged along the vertical direction.
The protective net layer is propped against the beam side waist ribs of the beam body reinforcement cage.
The invention has the advantages that:
the invention discloses a partition device at a beam column node, which is mainly used for isolating casting concrete of a beam body and a column body, so that when the beam column is cast, different-strength concrete is separated, the problem that the different-strength concrete is contracted or subjected to temperature stress is avoided, and the problem of construction quality at the beam body and the column body node is further avoided.
Drawings
The contents of the drawings and the marks in the drawings of the present specification are briefly described as follows:
fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a perspective view of the present invention.
Fig. 3 is a schematic structural view of the fixing mechanism in the present invention.
Fig. 4 is a top view of the present invention.
The labels in the above figures are:
1. the device comprises a collector, a protective net layer, a shell, a rotating main shaft, a control button and a protective net layer.
Detailed Description
The following detailed description of the invention refers to the accompanying drawings, which illustrate preferred embodiments of the invention in further detail.
A partition device at a beam-column joint, comprising a collector 1, the collector 1 comprising a housing 3; a partition mechanism is arranged in the shell 3; the invention discloses a partition device at a beam-column joint, which is mainly used for isolating cast concrete of a beam body from cast concrete of a column body, so that when the beam-column is cast, different-strength concrete is separated, the problem of shrinkage or temperature stress at the junction of the different-strength concrete is avoided, and the problem of construction quality at the junction of the beam body and the column body is further avoided.
The partition device disclosed by the invention is mainly used for isolating concretes with different strengths, so that the problems that the concretes with different strengths shrink or temperature stress and the like are solved, and the construction quality of a beam column construction node is affected.
Specifically, the partition device disclosed by the invention mainly comprises the collector 1, wherein the collector 1 plays a role in collecting, so that the subsequent winding of the protective net layer 2 is facilitated, and in addition, the collector 1 comprises a shell 3; the casing 3 is the middle part bearing structure of wall device, provides extra holding power for whole anti-breaking device, in addition, also conveniently supports adjacent monomer protection network 2-1, and in addition, the inside cavity of casing 3 plays a storage and places the effect, has made things convenient for the preceding receipts of follow-up protection network layer 2 to fold to deposit, makes things convenient for actual transportation, and when using, protection network layer 2 is pulled out or pops out from collector 1, realizes opening of wall device to realize actual isolation when following the use.
In the present invention, a partition mechanism is provided in the housing 3; the isolating mechanism plays a good isolating role, is a main structure for mainly realizing the above-mentioned effects of the invention, and is mainly used for isolating concrete poured by a beam body from concrete poured by a main body; the mixing of beam body casting concrete and column casting concrete is reduced as much as possible; during actual construction, the overflow and dispersion of the concrete poured into the beam body due to the excessive concrete pouring of the column body can be avoided; in addition, the partition mechanism comprises the protective net layer 2 arranged on the shell 3, and the protective net layer 2 is adopted, because the protective net layer 2 is provided with a certain hole, when the protective net layer 2 plays a role in isolation, the protective net layer 2 is required to be isolated not completely, so that partial cylinder concrete and beam body concrete are mixed in a local small range, and the strength difference of the concrete at the joint of the cylinder and the beam body is reduced; by adopting the arrangement, a mixing transition effect can be achieved in actual construction; the arrangement of the protective net layer 2 can prevent the area of the beam body from forming a partition, and the integral strength of the beam body is influenced; in other words, the protection net layer 2 is used instead of the traditional plate structure, so that the whole beam body is mutually connected and cannot be completely broken when the beam body is poured; the integral structural strength of the beam body is ensured, and the construction effect is excellent.
Further, in the invention, the protective net layer 2 comprises a single protective net 2-1, the single protective net 2-1 comprises two straight-coil keels 21, the two straight-coil keels 21 are distributed in parallel at intervals, and the ends of the two straight-coil keels 21 are connected to the collector 1; a partition net 22 is arranged between the two straight coiled keels 21 which are distributed at intervals; the straight-rolled keel 21 is of an elastic structure; by the arrangement, the single protective net 2-1 is equivalent to two transverse rods, the partition net 22 is arranged between the two transverse rods, the transverse rods are bearing mechanisms, the partition net 22 is a partition mechanism, and the separation of the end parts of the beam body is realized through the cooperation of the two transverse rods, so that the mixing of the beam body concrete and the column body concrete is reduced; in addition, the partition mechanism also serves as a supporting rod structure, is equivalent to being arranged at the end part of the beam body reinforcement cage, and plays a role of a reinforcing member, so that the structural strength of the end part of the beam body is increased to a certain extent, and the structural strength of the joint of the beam body concrete structure and the column concrete structure is better compensated; and further better guarantees the construction quality at the beam column joint.
In actual construction, the partition device is required to be arranged at a position of 50cm from the beam body to the column body, and the minimum distance from the partition device to the column body is required to be 50cm; that is, the partition device is spaced with the cylinder, so that when the cylinder is poured firstly, the cylinder concrete is poured on the reinforcement cage at the end part of the beam body, so that a good bridging effect is achieved, in addition, the arrangement is adopted, the side face of the cylinder is provided with an outer bulge, the poured concrete at the position can be mixed with the poured concrete of the beam body, the connection transition between the cylinder and the beam body is better facilitated, meanwhile, the junction of the two types of concrete is inward, and the construction quality problem at the junction is better avoided.
In addition, when the partition device is obliquely arranged, more column main body pouring concrete is arranged below the Liang Tiduan part, and the column pouring concrete forms a support with higher strength at the lower part because the column pouring concrete strength is generally higher than that of the beam body pouring concrete, so that the construction strength of the beam body can be better ensured.
Further, in the invention, the protective net layer 2 is connected with the collector 1 through a connecting mechanism, the connecting mechanism comprises a rotating main shaft 4 arranged on the shell 3, and the side surface of the rotating main shaft 4 is connected with the protective net layer 2; the arrangement of the connecting mechanism plays a good bridging role, facilitates the arrangement of the protective net layer 2 in the collector 1, the rotating main shaft 4 is arranged along the length direction of the collector 1, the protective net layer 2 is wound on the rotating main shaft 4 in actual arrangement, and the rotating main shaft 4 is equivalent to a winding shaft, thereby facilitating the collection and placement of the protective net; in the invention, the expansion of the protective net layer 2 can be changed according to the requirement, one type of protective net layer can be that the transverse rod has elasticity, the transverse rod can be regarded as an elastic material for supporting, the transverse rod can also be a spring rod and other structures, and after the binding force of the protective net layer 2 disappears, the single protective net 2-1 in the protective net layer 2 is outwards sprung due to the elasticity of the transverse rod, so that the expansion of the single protective net 2-1 is realized; of course, other modes can be used alternatively.
In addition, the single-body protective net 2-1 also comprises a plurality of vertical keels 23; two ends of each vertical keel 23 are respectively connected to two straight-roll keels 21 in the same single-body protective net 2-1; the vertical keels 23 play a reinforcing role, so as to ensure the structural strength of the protective net; meanwhile, the vertical keels are arranged, so that interference can be avoided when the protective net layer 2 is wound.
Further, in the present invention, the protection net layer 2 includes two single protection nets 2-1, and the two single protection nets 2-1 are distributed on two opposite sides of the rotation main shaft 4; the single protective net 2-1 passes through the collector 1 and extends to the outer side of the collector 1; the two sides of the rotating main shaft 4 are provided with the single protective net 2-1, so that the collector 1 can be arranged in the middle of the reinforcement cage in the subsequent use, and the protective net layer 2 is controlled to be unfolded; meanwhile, the arrangement mode also facilitates the rolling of the single protection net 2-1 at the two sides of the rotary main shaft 4.
Further, in the present invention, the housing 3 is hollow to form a placement cavity 31, and the rotating spindle 4 is disposed in the placement cavity 31; the arrangement of the placing cavity 31 facilitates the arrangement of the rotating main shaft 4 and the rolling and storage of the subsequent protective net layer 2, in addition, the shell 3 is provided with a through slot, and the single protective net 2-1 passes through the collector 1 through the through slot; the through groove is arranged, so that the subsequent use of the protective net layer 2 is facilitated.
Further, in the invention, a fixing mechanism is arranged on the collector 1 and comprises a connecting hook 6 arranged on the shell 3, and the end part of the connecting hook 6 is connected with the end face of the single protective net 2-1; the middle part of the connecting hook 6 is connected with the shell 3 of the collector 1 through a rotating shaft 61; a control button 5 is arranged on the shell 3, and the control button 5 is connected with a connecting hook 6; according to the invention, through the arrangement of the fixing mechanism, the limit of the end part of the single protective net 2-1 is facilitated, the outer spring of the single protective net 2-1 is avoided, when the protective net layer 2 is required to be opened, the control button 5 is manually pressed, so that the control button 5 extrudes the tail part of the connecting hook 6, the connecting hook 6 rotates, the hook end of the connecting hook 6 is separated from the end part of the single protective net 2-1, and then the single protective net 2-1 is outwards spring under the self elasticity, so that the protective net layer 2 is unfolded; the setting of fixed establishment plays fine limiting displacement for the partition device overall structure is less, makes things convenient for subsequent construction to arrange.
In addition to the implementation, the protection net layer 2 can be made into a steel wire net layer in the invention, and the external spreading of the protection net layer 2 can be realized through the rotation of the rotating main shaft 4 in the subsequent use.
That is, a rotating part is arranged at the end part of the rotating main shaft 4, the rotating part can be a rotating handle or an external rotating motor, the rotating part can realize the rotation of the rotating main shaft 4, the rotation of the rotating main shaft 4 can realize the winding of the protective net layer 2 on the rotating main shaft 4, and the rotating direction of the rotating main shaft 4 can be changed according to the requirement when in actual use, so that the expansion and the winding of the protective net layer 2 are realized.
In addition, in order to facilitate normal use of the normal device, the rotating main shaft 4 and the end part of the shell are provided with a limiting part, the limiting part comprises a connecting block 41 arranged at the end part of the shell, the rotating main shaft 4 is provided with a limiting hole, the connecting block 41 is provided with a positioning transverse hole, a limiting transverse pin 42 is arranged in the positioning transverse hole, when the position of the rotating main shaft 4 needs to be limited, the limiting transverse pin 42 is pressed, so that the limiting transverse pin 42 is inserted into the limiting hole on the rotating main shaft 4.
In addition, in the invention, the protective net layer 2 can not be wound on the rotating main shaft 4, because the protective net layer 2 is wound on the rotating main shaft 4, when the thickness of the single protective net 2-1 layer 2 is larger, the wound net layer on the rotating main shaft 4 is too thick, so that the size of a collector is required to be increased for realizing winding, and the production cost is increased; therefore, when the single protection net 2-1 is actually produced, the rotating main shaft 4 can not rotate, the side, far away from the rotating main shaft 4, of the single protection net 2-1 is subjected to extrusion force, so that the single protection net 2-1 is transversely subjected to extrusion force to shrink, namely, the two single protection nets 2-1 are distributed on two sides of the rotating main shaft 4 and are transversely subjected to extrusion force to shrink, after shrinkage, the single protection net 2-1 is normally arranged in the collector under the limit of the fixing mechanism, and when the single protection net 2-1 is required to be used, the limit of the single protection net 2-1 is released, and the single protection net 2-1 realizes self external spring operation under the action of self elastic force; this arrangement is the primary production structure of the present invention.
Because the main rotating shaft 4 is provided with a rod-shaped structure, the main rotating shaft is not required to be designed into a rotating structure, the construction cost of the partition device can be greatly reduced, in actual arrangement, the collector can be provided with a shell structure with a rod-shaped structure inside, two sides of the rod-shaped structure are provided with the single protection nets 2-1 with the transverse rods being elastic, the end parts of the single protection nets 2-1 are provided with fixing mechanisms, and when the main rotating shaft is used subsequently, the control buttons of the fixing mechanisms are extruded, so that the connecting hooks 6 are separated from the outer parts of the single protection nets 2-1, limit is released, and the single protection nets 2-1 are outwards sprung under the elasticity of the single protection nets.
In the invention, after the protective net layer 2 is unfolded, the periphery can be fixedly connected with the beam body reinforcement cage, and a welding mode can be adopted, of course, if the elasticity of the single protective net 2-1 is enough, the partition device disclosed by the invention can be connected in a fixed mode without welding and the like in actual construction, and the partition device can be pressed against the inner wall of the beam body reinforcement cage through the elasticity of the protective net layer 2, so that the arrangement of the partition device is facilitated.
Further, in the present invention, the partition net 22 is a steel wire net; the steel wire mesh has good structural strength, and can well increase the overall structural strength of the beam body besides playing a good role in blocking.
A method for using a partition device;
the using method comprises the following steps:
step 1: before using the partition device, the beam body and the reinforcement cage of the column body are required to be bound;
step 2: after the step 1 is completed, the partition device is placed in a reinforcement cage of the beam body; the partition device is required to be placed at one end of the beam body close to the column body;
step 3; after the step 2 is completed, the control button 5 is pressed, so that the protective net layer 2 is ejected from the collector 1, and the end part of the protective net layer 2 is required to be propped against the inner wall of the steel bar structure;
step 4: after step 3 is completed, the laying of one protective device is completed.
Further, in the step 2 of the present invention, the blocking device is required to be inclined or arranged in a vertical direction; the invention is convenient for the arrangement of the partition device through the arrangement, and the partition device is arranged in two modes, namely the inclined arrangement, so that the partition device is of an inclined support structure, the structural strength of the end part of the reinforcement cage is ensured, the arrangement of the partition device is convenient, and the partition device also acts as an inclined support reinforcing rod; in addition, the partition device can be longitudinally arranged, and the arrangement mode can reduce the unfolding area of the protective net layer 2, so that the protective net layer 2 can be conveniently pressed against the inner wall of the steel reinforcement cage, and the connection stability of the protective net layer 2 and the steel reinforcement cage is ensured.
Further, in the invention, the protective net layer 2 is propped against the beam side waist ribs of the beam body reinforcement cage; by the arrangement, the protection net layer 2 and the beam side waist ribs on the reinforcement cage are mutually propped, so that the connection between the protection net layer 2 and the reinforcement cage is facilitated, and then the arrangement of the partition device in the beam reinforcement cage is facilitated.
It is obvious that the specific implementation of the present invention is not limited by the above-mentioned modes, and that it is within the scope of protection of the present invention only to adopt various insubstantial modifications made by the method conception and technical scheme of the present invention.
Claims (5)
1. A partition device at a beam-column joint, comprising a collector comprising a housing; a partition mechanism is arranged in the shell;
the isolating mechanism comprises a protective net layer arranged on the shell, the protective net layer comprises a single protective net, the single protective net comprises two straight-coil keels, the two straight-coil keels are distributed in parallel at intervals, and the ends of the two straight-coil keels are connected to the collector; a partition net is arranged between the two straight coiled keels which are distributed at intervals;
the straight coiled keel is of an elastic structure;
the protective net layer is connected with the collector through a connecting mechanism, the connecting mechanism comprises a rotating main shaft arranged on the shell, and the side surface of the rotating main shaft is connected with the protective net layer;
the single protective net further comprises a plurality of vertical keels; two ends of each vertical keel are respectively connected to two straight-roll keels in the same single protective net;
the protective net layer comprises two single protective nets which are distributed on two opposite sides of the rotating main shaft; the single protective net passes through the collector and extends to the outer side of the collector;
the shell is hollow to form a placing cavity, and the rotating main shaft is arranged in the placing cavity; the shell is provided with a through slot, and the single protection net passes through the collector through the through slot;
the collector is provided with a fixing mechanism, the fixing mechanism comprises a connecting hook arranged on the shell, and the end part of the connecting hook is connected with the end surface of the single protective net; the middle part of the connecting hook is connected with the collector shell through a rotating shaft; the shell is provided with a control button which is connected with the connecting hook;
the rotary spindle is provided with a limiting part with the end part of the shell, the limiting part comprises a connecting block arranged at the end part of the shell, a limiting hole is formed in the rotary spindle, a positioning transverse hole is formed in the connecting block, a limiting transverse pin is arranged in the positioning transverse hole, and when the position of the rotary spindle needs to be limited, the limiting transverse pin is pressed, so that the limiting transverse pin is inserted into the limiting hole on the rotary spindle.
2. A partition device at a beam-column joint according to claim 1, wherein; the partition net is a steel wire net.
3. A method of using a partition device according to any one of claims 1 to 2;
the using method comprises the following steps:
step 1: before using the partition device, the reinforcement cage of the beam body and the column body is required to be completed;
step 2: after the step 1 is completed, the partition device is placed in a reinforcement cage of the beam body; the partition device is required to be placed at one end of the beam body close to the column body;
step 3, after the step 2 is completed, extruding the control button to enable the protective net layer to pop out of the collector, and requiring the end part of the protective net layer to be propped against the inner wall of the steel bar structure;
step 4: after step 3 is completed, the laying of one protective device is completed.
4. A method of using a partition device according to claim 3, wherein; in the step 2, the blocking device is required to be inclined or arranged along the vertical direction.
5. A method of using a partition device according to claim 3, wherein; the protective net layer is propped against the beam side waist ribs of the beam body reinforcement cage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210975002.7A CN115110773B (en) | 2022-08-15 | 2022-08-15 | Partition device at beam-column joint and use method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210975002.7A CN115110773B (en) | 2022-08-15 | 2022-08-15 | Partition device at beam-column joint and use method |
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| Publication Number | Publication Date |
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| CN115110773A CN115110773A (en) | 2022-09-27 |
| CN115110773B true CN115110773B (en) | 2024-03-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210975002.7A Active CN115110773B (en) | 2022-08-15 | 2022-08-15 | Partition device at beam-column joint and use method |
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| JP2009191568A (en) * | 2008-02-18 | 2009-08-27 | Taisei Corp | Method of manufacturing column-beam joint member, method of manufacturing concrete member, and column-beam joint member |
| CN204676707U (en) * | 2015-03-30 | 2015-09-30 | 中国建筑第八工程局有限公司 | Concrete separating structure |
| CN107724680A (en) * | 2016-08-11 | 2018-02-23 | 五冶集团上海有限公司 | A kind of high-storey building frame structure beam-column node construction method |
| CN211690753U (en) * | 2019-12-09 | 2020-10-16 | 香河万利通实业有限公司 | Concrete structure with different strength grades of beam-column joints |
| CN212002637U (en) * | 2019-12-31 | 2020-11-24 | 中建四局土木工程有限公司 | Electromechanical maintenance construction protection network of highway |
| CN113605730A (en) * | 2021-08-25 | 2021-11-05 | 中建八局第二建设有限公司 | Safety protection net is used in high-rise building construction |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN204059603U (en) * | 2014-09-12 | 2014-12-31 | 中建四局第一建筑工程有限公司 | A kind of transfer floor beam Column border node concrete placings Jie used every |
| CN110748181A (en) * | 2019-10-11 | 2020-02-04 | 江苏金陵网业有限公司 | Anti-tensile safety protection net |
| CN212757308U (en) * | 2020-06-23 | 2021-03-23 | 江苏江杭石化工程有限公司 | High-efficiency crystallization tank for evaporation pond |
| CN216008033U (en) * | 2021-01-30 | 2022-03-11 | 杜院卫 | Safety protection net for construction |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009191568A (en) * | 2008-02-18 | 2009-08-27 | Taisei Corp | Method of manufacturing column-beam joint member, method of manufacturing concrete member, and column-beam joint member |
| CN204676707U (en) * | 2015-03-30 | 2015-09-30 | 中国建筑第八工程局有限公司 | Concrete separating structure |
| CN107724680A (en) * | 2016-08-11 | 2018-02-23 | 五冶集团上海有限公司 | A kind of high-storey building frame structure beam-column node construction method |
| CN211690753U (en) * | 2019-12-09 | 2020-10-16 | 香河万利通实业有限公司 | Concrete structure with different strength grades of beam-column joints |
| CN212002637U (en) * | 2019-12-31 | 2020-11-24 | 中建四局土木工程有限公司 | Electromechanical maintenance construction protection network of highway |
| CN113605730A (en) * | 2021-08-25 | 2021-11-05 | 中建八局第二建设有限公司 | Safety protection net is used in high-rise building construction |
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| CN115110773A (en) | 2022-09-27 |
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