CN112227706B - Floor slab supporting method using space tensioning cable net - Google Patents
Floor slab supporting method using space tensioning cable net Download PDFInfo
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- CN112227706B CN112227706B CN202011047338.4A CN202011047338A CN112227706B CN 112227706 B CN112227706 B CN 112227706B CN 202011047338 A CN202011047338 A CN 202011047338A CN 112227706 B CN112227706 B CN 112227706B
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- 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
- E04G11/00—Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs
- E04G11/36—Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs for floors, ceilings, or roofs of plane or curved surfaces end formpanels for floor shutterings
- E04G11/48—Supporting structures for shutterings or frames for floors or roofs
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- 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
- E04G11/00—Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs
- E04G11/36—Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs for floors, ceilings, or roofs of plane or curved surfaces end formpanels for floor shutterings
- E04G11/48—Supporting structures for shutterings or frames for floors or roofs
- E04G11/50—Girders, beams, or the like as supporting members for forms
Abstract
The application provides a floor slab supporting method using a space tensioning cable net, and belongs to the technical field of special wall structure accessories of common buildings. The support frame is welded at two ends of the steel structure beam, the support seat is welded at the middle part of the steel structure beam, the upper cable seat is welded on the support seat, the upper cable seat is connected with the support rod in a threaded connection mode, the lower end of the support rod is provided with the lower cable seat in a threaded connection mode, the upper cable is arranged between the upper cable seat and the support seat plate, the lower cable is arranged between the lower cable seat and the support seat plate, and the lower cables are arranged in pairs and symmetrically distributed at two sides of the support rod; and lifting the support rod to the bottom level of the upper stay cable and the steel structure beam, and adjusting the tension of the upper stay cable and the lower stay cable to be proper, so that the floor slab support is completed. Be applied to the erectting and fixed of structural beam with this application, have advantages such as the structure is succinct, the component quality is light, easy dismounting.
Description
Technical Field
The application relates to a floor slab supporting method using a space tensioning cable net, and belongs to the technical field of special wall structure accessories of common buildings.
Background
The common cast-in-place floor slab construction supporting mode mostly has the problem of labor and time waste in building, and the problem is increasingly highlighted under the large background that the labor is more and more tense and the labor is more and more expensive in the construction industry nowadays.
Disclosure of Invention
In view of the above, the application provides a floor slab supporting method using a space tensioning cable net, the method uses the space tensioning cable net to realize the support of a floor slab, the floor slab supporting system has the advantages of simple structure, small number of components, light weight of the components, simplicity in installation and easiness in dismounting, and the floor slab supporting system does not occupy the construction space of the floor slab after the support is completed.
Specifically, the method is realized through the following scheme:
a floor slab supporting method using a space tensioning cable net comprises the steps that support plates are welded at two ends of a steel structure beam, a supporting seat is welded in the middle of the steel structure beam, an upper cable seat is welded on the supporting seat, a supporting rod is connected out of the upper cable seat in a threaded connection mode, a lower cable seat is installed at the lower end of the supporting rod in a threaded connection mode, an upper cable is installed between the upper cable seat and the supporting seat plate, lower cables are installed between the lower cable seat and the supporting seat plate, and the lower cables are arranged in pairs and symmetrically distributed on two sides of the supporting rod; and lifting the support rod to the bottom level of the upper stay cable and the steel structure beam, and adjusting the tension of the upper stay cable and the lower stay cable to be proper, so that the floor slab support is completed.
In the application, the upper stay cable and the lower stay cable form a space tensioning net below the steel structure beam, the space tensioning net, the steel ear plate, the support rod, the upper stay cable seat and the lower stay cable seat form stress balance, the support rod transmits floor slab load to the upper stay cable, the tension in the direction of the lower stay cable is transmitted to the steel ear plates at two ends, and the tension applied to the steel ear plates can be decomposed into a vertical direction and an axial direction along the upper stay cable; the whole system is bilaterally symmetrical, the steel structure beam is stressed and balanced under the combined action of axial forces of the left end and the right end, and the vertical force borne by the steel ear plate is transmitted to the steel structure beam through the support plate, so that the steel structure beam is stressed on the upper flange plate, and the web plate is prevented from being bent; the upper stay cable limits the displacement of the upper end of the supporting rod, and the instability of the supporting rod is avoided.
Further, as preferable:
the welding of steel construction roof beam middle part has logical long flitch, and the supporting seat is fixed in logical long flitch below, has both made things convenient for the fixed of supporting seat, avoids directly punching on the steel construction roof beam, strengthens the atress position, ensures the supporting role.
The bracing piece both ends are provided with the external screw thread, go up cable seat, down the cable seat and set up the internal thread respectively, and the threaded connection of cable seat, down cable seat and bracing piece is gone up in external screw thread and the interlock of internal thread, realization.
The support rod is a steel round pipe, the steel ear plate, the support plate and the steel structural beam are fixedly connected in a welding mode respectively, and the upper pull rope and the lower pull rope are steel pull rods.
The upper pull rope is provided with an adjusting sleeve, at least one end of the upper pull rope is preferably provided with the adjusting sleeve, the lower pull rope is also provided with the adjusting sleeve, and at least one end of the lower pull rope is preferably provided with the adjusting sleeve. Realize going up the tensile regulation of cable, cable down, ensure the installation effect.
In the above scheme, install the steel ear plate on the support plate, steel ear plate department sets up the pivot, and the one end of going up the cable towards the steel ear plate sets up the cable head, and cable head suit is in pivot department, makes the last cable install between support plate and last cable seat, and the one end of lower cable towards the steel ear plate also sets up the cable head, and cable head suit is in pivot department, makes the lower cable install between support plate and lower cable seat.
In the above scheme, the connection mode of the upper cable and the upper cable seat and the connection mode of the lower cable and the lower cable seat preferably adopt the following three types:
the first mode is that a steel lug plate is installed on the support plate, a rotating shaft is arranged at the position of the steel lug plate, one end of an upper cable is fixed to an upper cable seat, a cable head is arranged at the other end of the upper cable, the cable head is sleeved at the rotating shaft, the upper cable is installed between the support plate and the upper cable seat, one end of a lower cable is fixed to a lower cable seat, the other end of the lower cable is also provided with the cable head, the cable head is sleeved at the rotating shaft, and the lower cable is installed between the support plate and the lower cable seat.
And in the second mode, a steel lug plate is installed on the support plate, a rotating shaft is arranged at the steel lug plate, an upper lug plate and a rotating shaft are arranged at the upper stay cable seat, a lower lug plate and a rotating shaft are arranged at the lower stay cable seat, cable heads are arranged at two ends of the upper stay cable and sleeved on the rotating shaft, the upper stay cable is installed between the upper lug plate and the steel lug plate, cable heads are arranged at two ends of the lower stay cable, the cable heads are sleeved on the rotating shaft, and the lower stay cable is installed between the lower lug plate and the steel lug plate.
And in a third mode, a steel lug plate is installed on the support plate, a rotating shaft is arranged at the position of the steel lug plate, the middle part of an upper stay cable penetrates through the upper stay cable seat, cable heads are arranged at two ends of the upper stay cable, the cable heads are sleeved at the rotating shaft, the upper stay cable is installed between the two support plates through the upper stay cable seat, the middle part of a lower stay cable penetrates through the lower stay cable seat, the cable heads are arranged at two ends of the lower stay cable, and the cable heads are sleeved at the rotating shaft, so that the lower stay cable is installed between the two support plates through the lower stay cable seat. Preferably, the stay cable is provided with many, sets up a plurality of mounting holes on the stay cable seat down, and the mounting hole runs through the stay cable seat setting down, each stay cable both ends respectively with steel otic placode swing joint down, and the stay cable seat department is worn to locate through the mounting hole activity in the middle part.
When the steel structure beam is installed, firstly, a steel ear plate and a support plate are welded on the steel structure beam; the supporting rod penetrates through the light channel steel, an upper cable seat and a lower cable seat at two ends of the supporting rod are screwed tightly through threads, an upper cable and a lower cable are respectively arranged in the upper cable seat and the lower cable seat, and the supporting rod is lifted to the position of the lower edge of the steel structure beam; the upper stay cable and the lower stay cable are installed through the steel ear plate, the adjusting sleeve is twisted, the upper stay cable and the lower stay cable are tensioned to proper tension, and the installation of the supporting system is completed.
Drawings
FIG. 1 is a front view of a first implementation of the present application;
FIG. 2 is a bottom view of a first implementation of the present application;
FIG. 3 is a front view of a second implementation of the present application;
fig. 4 is a bottom view of a second implementation of the present application.
Reference numbers in the figures: A. a steel structural beam; 1. a supporting seat; 11. a long square wood; 2. a first steel ear plate; 21. a first rotating shaft; 22. a first support plate; 3. a second steel ear plate; 31. a second rotating shaft; 32. a second support plate; 4. a support bar; 41. an upper cable seat; 411. a first inner ear plate; 412. a rotating shaft III; 413. a second inner ear plate; 414. a fourth rotating shaft; 42. a lower cable seat; 421. a first mounting hole; 422. a second mounting hole; 423. a third inner ear plate; 424. a fifth rotating shaft; 425. a fourth inner ear plate; 426. a rotating shaft six; 5. a first stay cable is pulled up; 51. a first rope head; 52. a fifth rope head; 6. a second cable is pulled up; 61. a second rope head; 62. a first adjusting sleeve; 63. a cable head six; 7. pulling a first cable downwards; 71. a third cable head; 72. a cable head seven; 8. a second lower cable; 81. a cable head IV; 82. a second adjusting sleeve; 83. and (eight) cable heads.
Detailed Description
In this embodiment, a floor slab supporting method using a spatial tension cable net is provided, and referring to fig. 1-4, a plurality of support plates (e.g., a support plate one 22 and a support plate two 32 in fig. 1) are welded at two ends of a steel structure beam a, a support seat 1 is welded at the middle of the steel structure beam, an upper cable seat 41 is welded on the support seat 1, the upper cable seat 41 is connected with a support rod 4 in a threaded connection manner, a lower cable seat 42 is installed at the lower end of the support rod 4 in a threaded connection manner, an upper cable is installed between the upper cable seat 41 and the support plates (e.g., the support plate one 22 and the support plate two 32), lower cables are installed between the lower cable seat 42 and the support plates (which may be the same as the support plates connected with the upper cable seats, or different support plates connected as shown in fig. 2), and the lower cables are arranged in pairs and symmetrically distributed at two sides of the support rod 4; and lifting the support rod 4 to the bottom of the upper stay cable and the steel structure beam A, and adjusting the tension of the upper stay cable and the lower stay cable to be proper, so that the floor slab support is completed.
Taking fig. 1 and 2 as examples, the floor is installed on a steel structure beam a, a support seat 1 is arranged in the middle of the steel structure beam a, a first support plate 22 and a second support plate 32 are respectively arranged at two ends of the steel structure beam a, a support rod 4 is installed at the support seat 1, an upper cable seat 41 is installed at the upper end of the support rod 4, a lower cable seat 42 is installed at the lower end of the support rod 4, a first lug plate 2 is installed at the first support plate 22, and a second lug plate 3 is installed at the second support plate 32; upper guys are respectively arranged between the upper guy seat 41 and the first steel ear plate 2 and between the upper guy seat 41 and the second steel ear plate 3, and are horizontal to the steel structural beam; the lower cable seat 42 and the first steel ear plate (can be the same with the first steel ear plate connected with the upper cable seat, and also can be the first other steel ear plate), the lower cable seat 42 and the second steel ear plate (can be the same with the second steel ear plate connected with the upper cable seat, and also can be the second other steel ear plate) are respectively provided with the lower cable, the lower cable is symmetrically arranged on two sides of the support rod 4, and the steel structure beam A is inclined relatively.
As an alternative scheme, with reference to fig. 1, a through-length batten 11 is arranged in the middle of the steel structure beam a, and the supporting seat 1 is fixed below the through-length batten 11, so that the supporting seat 1 can be conveniently fixed, the steel structure beam a is prevented from being directly punched, a stress position is strengthened, and a supporting effect is ensured.
As an alternative, with reference to fig. 1, the two ends of the support rod 4 are provided with external threads, the upper cable seat 41 and the lower cable seat 42 are respectively provided with internal threads, and the external threads are engaged with the internal threads, so as to realize the threaded connection between the upper cable seat 41 and the lower cable seat 42 and the support rod 4.
As an alternative, referring to fig. 1, the support rod 4 is a circular steel tube, the first steel ear plate 2, the second steel ear plate 3 and the steel structural beam a are fixedly connected by welding, and the first support plate 22, the second support plate 32 and the steel structural beam a are fixedly connected by welding.
As an alternative, with reference to fig. 1, at least one end of the upper cable is provided with an adjusting sleeve, and at least one end of the lower cable is provided with an adjusting sleeve, such as the first adjusting sleeve 62 and the second adjusting sleeve 82, so as to adjust the tension of the upper cable and the lower cable and ensure the installation effect.
As an alternative, with reference to fig. 1, a first rotating shaft 21 and a second rotating shaft 31 are respectively disposed at a first steel lug plate 2 and a second steel lug plate 3, a first cable head 51 and a second cable head 61 are respectively disposed at two ends of an upper cable, a third cable head 71 and a fourth cable head 81 are respectively disposed at two ends of a lower cable, the first cable head 51 and the third cable head 71 are respectively sleeved at the first rotating shaft 21 (the first rotating shaft may be one, or two at different positions as shown in fig. 2), and the second cable head 61 and the fourth cable head 81 are respectively sleeved at the second rotating shaft 31 (the second rotating shaft may be one, or two at different positions as shown in fig. 2), so as to respectively connect the upper cable and the first steel lug plate 2, the lower cable and the first steel lug plate 2, the upper cable and the second steel lug plate 3, and the lower cable and the second steel lug plate 3. The cable head is matched with the rotating shaft, so that the relative movable installation of the upper cable and the lower cable is realized, and different use requirements of supporting and folding are met.
In the above solution, the connection modes of the upper cable and the upper cable seat 41 and the lower cable seat 42 preferably adopt the following two types:
the method I comprises the following steps: the upper cable is fixedly connected with the upper cable seat 41, and the lower cable is fixedly connected with the lower cable seat 42. More preferably, referring to fig. 1, the upper cable includes a first upper cable 5 and a second upper cable 6, the lower cable includes a first lower cable 7 and a second lower cable 8, a first rotating shaft 21 is disposed at the first trunnion 2, a second rotating shaft 31 is disposed at the second trunnion 3, one end of the first upper cable 5 is fixed to the upper cable seat 41, a first cable head 51 is disposed at the other end, the first cable head 51 is sleeved at the first rotating shaft 21 (the first rotating shaft may be one, or may be two at different positions as shown in fig. 2), one end of the second upper cable 6 is fixed to the upper cable seat 41, the other end of the second upper cable is provided with a second cable head 61, and the second cable head 61 is sleeved at the second rotating shaft 31 (the second rotating shaft may be one, or may be two at different positions as shown in fig. 2); one end of the first lower cable 7 is fixed with the lower cable seat 42, the other end of the first lower cable is provided with a third cable head 71, the third cable head 71 is sleeved at the first rotating shaft 21, one end of the second lower cable 8 is fixed with the lower cable seat 42, the other end of the second lower cable is provided with a fourth cable head 81, and the fourth cable head 81 is sleeved at the second rotating shaft 31.
The second method comprises the following steps: the first rotating shaft 21 is arranged at the first steel ear plate 2, the second rotating shaft 31 is arranged at the second steel ear plate 3, an upper inhaul cable (namely the first upper inhaul cable 5 and the second upper inhaul cable 6 are the same inhaul cable) penetrates through the upper inhaul cable seat 41, a first cable head 51 and a second cable head 61 are respectively arranged at two ends of the upper inhaul cable, the first cable head 51 is sleeved on the first rotating shaft 21, and the second cable head 61 is sleeved on the second rotating shaft 31, so that the upper inhaul cable is respectively connected with the first steel ear plate 2 and the second steel ear plate 3; the lower cable (that is, the first lower cable 7 and the second lower cable 8 are the same cable, and the lower cable is formed by one cable) passes through the lower cable seat 42, and the cable head three 71 and the cable head four 81 are respectively arranged at two ends of the lower cable, the cable head three 71 is sleeved on the first rotating shaft 21 (the first rotating shaft may be the same one as the first cable head 51, or may be two at different positions as shown in fig. 2), and the cable head four 81 is sleeved on the second rotating shaft 31 (the second rotating shaft may be the same one as the second cable head 61, or may be two at different positions as shown in fig. 2), so as to realize the respective connection of the lower cable with the first steel lug plate 2 and the second steel lug plate 3.
More preferably, combine fig. 2, the cable is provided with many (cable 7 and cable 8 are same cable, a cable constitutes a set of this moment, the cable is the multiunit constitution that the inclination is different as shown in fig. 2), set up a plurality of mounting holes (mounting hole one 421 in fig. 1, mounting hole two 422) on the cable seat 42 down, the mounting hole runs through cable seat 42 and sets up down, each cable both ends respectively with first 2 of auris steel plate, auris steel plate two 3 swing joint, the middle part is passed through mounting hole one 421, mounting hole two 422 is worn to locate cable seat 42 down department.
When the steel structure beam A is installed, firstly, a first steel ear plate 2, a second steel ear plate 3, a first support plate 22 and a second support plate 32 are welded on the steel structure beam A; the support rod 4 penetrates through the light channel steel, an upper cable seat 41 and a lower cable seat 42 at two ends of the support rod 4 are screwed through threads, an upper cable and a lower cable are respectively arranged in the upper cable seat 41 and the lower cable seat 42, and the support rod 4 is lifted to the lower edge position of the steel structure beam A; the upper inhaul cable and the lower inhaul cable are installed through the first steel ear plate 2 and the second steel ear plate 3, the adjusting sleeve is twisted, the upper inhaul cable and the lower inhaul cable are tensioned to proper tension, and the installation of the supporting system is completed.
Taking fig. 3 and 4 as examples, the floor slab is installed on a steel structure beam a, a support seat 1 is arranged in the middle of the steel structure beam a, a plurality of first support plates 22 and a plurality of second support plates 32 are respectively arranged at two ends of the steel structure beam a, a first steel ear plate 2 is arranged at the first support plate 22, a first rotating shaft 21 is arranged on the first steel ear plate 2 in a matched manner, a second steel ear plate 3 is arranged at the second support plate 32, and a second rotating shaft 31 is arranged on the second steel ear plate 3 in a matched manner; a support rod 4 is arranged at the support seat 1, an upper lug plate support 41 is arranged at the upper end of the support rod 4, a first inner lug plate 411 and a second inner lug plate 413 are arranged on the upper lug plate support 41, a third rotating shaft 413 is arranged on the first inner lug plate 411 in a matched manner, and a fourth rotating shaft 414 is arranged on the second inner lug plate 413 in a matched manner; a lower ear plate support 42 is arranged at the lower end of the supporting rod 4, an inner ear plate III 423 and an inner ear plate IV 425 are arranged on the lower ear plate support 42, a rotating shaft IV 424 is arranged on the inner ear plate III 423 in a matching way, and a rotating shaft VI is arranged on the inner ear plate IV 425 in a matching way; an upper pull rod I5 is arranged between the inner ear plate I411 and the steel ear plate I2, an upper pull rod II 6 is arranged between the inner ear plate II 413 and the steel ear plate II 3, and the upper pull rod I5 and the upper pull rod II 6 are both horizontal to the steel structure beam A; a lower pull rod I7 is arranged between the inner ear plate III 423 and the steel ear plate I (the inner ear plate I is connected with the upper pull rod I5 at the same side but not at the same side), a lower pull rod II 8 is arranged between the inner ear plate IV 425 and the steel ear plate II (the inner ear plate II is connected with the upper pull rod II 6 at the same side but not at the same side), and the lower pull rod I7 and the lower pull rod II 8 are symmetrically arranged at two sides of the support rod 4 and are obliquely arranged relative to the steel structure beam A.
In the application, with reference to fig. 2, the support rod 4 transmits the floor slab load to the first lower pull rod 5 and the second upper pull rod 6, the tension in the directions of the first lower pull rod 5 and the second upper pull rod 6 is transmitted to the first steel ear plate and the second steel ear plate, and the tension applied to the first steel ear plate and the second steel ear plate can be decomposed into a vertical direction and an axial direction along the first upper pull rod 5 and the second upper pull rod 6; the whole system is bilaterally symmetrical, the steel structure beam A is stressed and balanced under the combined action of axial forces of the left end and the right end, and vertical forces borne by the first steel ear plate and the second steel ear plate are transmitted to the steel structure beam A through the support plate, so that the steel structure beam A is stressed on the upper flange plate, and the web plate is prevented from being bent; the upper pull rod I5 and the upper pull rod II 6 limit the displacement of the upper end of the supporting rod 4, and instability of the supporting rod 4 is avoided.
As an alternative scheme, with reference to fig. 1, the through-length batten 11 is arranged in the middle of the steel structure beam a, and the supporting seat 1 is fixed below the through-length batten 11, so that the supporting seat 1 can be conveniently fixed, the steel structure beam a is prevented from being directly punched, a stressed part is strengthened, and a supporting effect is ensured.
As an alternative, referring to fig. 1, a first cable head 51 and a fifth cable head 52 are respectively fixed at two ends of an upper pull rod 5, the first cable head 51 is connected with the first steel ear plate 2 through a first rotating shaft 21, and the fifth cable head 52 is connected with a first inner ear plate 411 through a third rotating shaft 412; a second cable head 61 and a sixth cable head 63 are respectively fixed at two ends of the upper pull rod II 6, the second cable head 61 is connected with the second steel ear plate 3 through a second rotating shaft 31, and the sixth cable head 63 is connected with the second inner ear plate 413 through a fourth rotating shaft 414; a third cable head 71 and a seventh cable head 72 are respectively fixed at two ends of the first lower pull rod 7, the seventh cable head 72 is connected with the third inner ear plate 423 through a fifth rotating shaft 424, and the third cable head 71 is connected with the first steel ear plate (the same side of the first steel ear plate connected with the first cable head 51, or different side of the first steel ear plate as shown in fig. 4) through a fifth rotating shaft; a cable head four 81 and a cable head eight 83 are respectively fixed at two ends of the lower pull rod two 8, the cable head eight 83 is connected with the inner ear plate four 425 through a rotating shaft six 426, and the cable head four 81 is connected with the steel ear plate two (the same as the steel ear plate two connected with the cable head two 61, or different from the same as the steel ear plate two connected with the cable head two 61) through a rotating shaft. The cable head and the rotating shaft are connected with the corresponding ear plates, so that the installation stability of the corresponding pull rods (the upper pull rod I5, the upper pull rod II 6, the lower pull rod I7 and the lower pull rod II 8) is guaranteed, a rotatable structure is given to the cable head and the corresponding ear plates (the inner ear plate I411, the inner ear plate II 413, the inner ear plate III 423, the inner ear plate IV 425, the steel ear plate I2 and the steel ear plate II 3), and the supporting system is convenient to support and fold.
As an alternative, with reference to fig. 1, the two ends of the supporting rod 4 are provided with external threads, the upper ear plate support 41 and the lower ear plate support 42 are respectively provided with internal threads, and the external threads are engaged with the internal threads, so as to realize the threaded connection between the upper ear plate support 41 and the lower ear plate support 42 and the supporting rod 4.
As an alternative, referring to fig. 1, the support rod 4 is a steel circular tube, the upper ear plate support 41 is fixedly connected with the steel structural beam a by welding, the first inner ear plate 411, the second inner ear plate 413 and the upper ear plate support 41 are respectively fixedly connected by welding, and the first support plate and the second support plate are respectively fixedly connected with the steel structural beam a by welding.
When the device is installed, firstly, an upper lug plate support 41, an inner lug plate I411, an inner lug plate II 413, a support plate I2 and a support plate II 3 are welded on a steel structure beam A, a support rod 4 penetrates through light channel steel, the upper lug plate support 41 and a lower lug plate support 42 at two ends of the support rod 4 are screwed through threads, and the support rod 4 is lifted to the lower edge position of the steel structure beam A; an upper pull rod I5 and an upper pull rod II 6 are installed through an inner ear plate I411 and an inner ear plate II 413, a lower pull rod I7 and a lower pull rod II 8 are installed through an inner ear plate III 423 and an inner ear plate IV 425, the pull rods are screwed, and the pull rods are tensioned to proper tension, so that the installation of the support system is completed.
Claims (9)
1. A floor slab supporting method using a space tensioning cable net is characterized in that: the support frame is welded at two ends of the steel structure beam, the support seat is welded at the middle part of the steel structure beam, the upper cable seat is welded on the support seat, the upper cable seat is connected with the support rod in a threaded connection mode, the lower end of the support rod is provided with the lower cable seat in a threaded connection mode, the upper cable is arranged between the upper cable seat and the support seat plate, the lower cable is arranged between the lower cable seat and the support seat plate, and the lower cables are arranged in pairs and symmetrically distributed at two sides of the support rod; lifting the support rod to the bottom of the upper guy cable and the steel structure beam to be horizontal, and adjusting the tension of the upper guy cable and the lower guy cable to be proper, thereby completing floor slab support;
the support plate is provided with a steel ear plate, the steel ear plate is provided with a rotating shaft, one end of the upper stay cable facing the steel ear plate is provided with a cable head, the cable head is sleeved at the rotating shaft, so that the upper stay cable is arranged between the support plate and the upper stay cable seat, one end of the lower stay cable facing the steel ear plate is also provided with a cable head, the cable head is sleeved at the rotating shaft, and the lower stay cable is arranged between the support plate and the lower stay cable seat;
go up the cable and form the space tensioning net with the cable down below the steel construction roof beam, form the force balance with auricle board, bracing piece, bedplate, last cable seat, cable seat down, the bracing piece transmits the floor load to the cable, and the pulling force of cable direction down transmits the auricle board department to both ends again, and the pulling force that the auricle board receives decomposes into vertical direction and along cable axial direction.
2. A method of floor support using a network of space tensioned cables as claimed in claim 1 wherein: the middle part of the steel structure beam is welded with the through long batten, and the supporting seat is fixed below the through long batten.
3. A method of floor support using a spatially tensioned cable network as claimed in claim 1 wherein: the upper inhaul cable seat is in threaded connection with the supporting rod, and the lower inhaul cable seat is in threaded connection with the supporting rod.
4. A method of floor support using a spatially tensioned cable network as claimed in claim 1 wherein: the upper pull cable is provided with an adjusting sleeve, and the lower pull cable is provided with an adjusting sleeve.
5. A method of floor support using a spatially tensioned cable network as claimed in claim 1 wherein: one end of the upper cable is fixedly connected with the upper cable seat, and the other end of the upper cable is connected with the steel lug plate through a cable head; one end of the lower cable is fixedly connected with the lower cable seat, and the other end of the lower cable is connected with the steel ear plate through a cable head.
6. A method of floor support using a spatially tensioned cable network as claimed in claim 1 wherein: the upper stay cable seat is provided with an upper lug plate and a rotating shaft, the lower stay cable seat is provided with a lower lug plate and a rotating shaft, cable heads are arranged at two ends of the upper stay cable and sleeved on the rotating shaft, the upper stay cable is arranged between the upper lug plate and the steel lug plate, cable heads are arranged at two ends of the lower stay cable and sleeved on the rotating shaft, and the lower stay cable is arranged between the lower lug plate and the steel lug plate.
7. A method of floor support using a spatially tensioned cable network as claimed in claim 1 wherein: the middle part of the upper cable penetrates through the upper cable seat, cable heads are arranged at two ends of the upper cable, the cable heads are sleeved at the rotating shaft, the upper cable is arranged between the two supporting plates through the upper cable seat, the middle part of the lower cable penetrates through the lower cable seat, the cable heads are arranged at two ends of the lower cable, and the cable heads are sleeved at the rotating shaft, so that the lower cable is arranged between the two supporting plates through the lower cable seat.
8. A method of floor support using a spatially tensioned cable network as claimed in claim 7 wherein: the stay cable is provided with many, sets up a plurality of mounting holes on the stay cable seat down, and the mounting hole runs through the stay cable seat and sets up, each stay cable both ends respectively with steel ear plate swing joint, the middle part is worn to locate stay cable seat department through the mounting hole activity.
9. A method of floor support using a spatially tensioned cable network as claimed in claim 1 wherein: the support rod is a steel round pipe, and the upper pull rope and the lower pull rope are steel pull rods.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011047338.4A CN112227706B (en) | 2020-09-29 | 2020-09-29 | Floor slab supporting method using space tensioning cable net |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011047338.4A CN112227706B (en) | 2020-09-29 | 2020-09-29 | Floor slab supporting method using space tensioning cable net |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112227706A CN112227706A (en) | 2021-01-15 |
| CN112227706B true CN112227706B (en) | 2022-06-07 |
Family
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| CN200985640Y (en) * | 2006-12-13 | 2007-12-05 | 黄振熙 | Tools type supporting steel frame |
| WO2008148379A1 (en) * | 2007-06-05 | 2008-12-11 | Peri Gmbh | Girder element for concrete formwork comprising a structure for automatically compensating bending strains |
| CN106499175A (en) * | 2017-01-04 | 2017-03-15 | 中冶建工集团有限公司 | A kind of self-locking steel twisted wire pours bracing frame and its installation and application |
| CN206053310U (en) * | 2016-09-23 | 2017-03-29 | 浙江中南建设集团钢结构有限公司 | A kind of adjustable falsework |
| CN110630014A (en) * | 2019-09-25 | 2019-12-31 | 中国一冶集团有限公司 | Detachable beam-string type temporary supporting structure for floor bearing plate |
| CN110748063A (en) * | 2019-10-31 | 2020-02-04 | 中国一冶集团有限公司 | Assembled steel bar truss floor support plate with support |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200985640Y (en) * | 2006-12-13 | 2007-12-05 | 黄振熙 | Tools type supporting steel frame |
| WO2008148379A1 (en) * | 2007-06-05 | 2008-12-11 | Peri Gmbh | Girder element for concrete formwork comprising a structure for automatically compensating bending strains |
| CN206053310U (en) * | 2016-09-23 | 2017-03-29 | 浙江中南建设集团钢结构有限公司 | A kind of adjustable falsework |
| CN106499175A (en) * | 2017-01-04 | 2017-03-15 | 中冶建工集团有限公司 | A kind of self-locking steel twisted wire pours bracing frame and its installation and application |
| CN110630014A (en) * | 2019-09-25 | 2019-12-31 | 中国一冶集团有限公司 | Detachable beam-string type temporary supporting structure for floor bearing plate |
| CN110748063A (en) * | 2019-10-31 | 2020-02-04 | 中国一冶集团有限公司 | Assembled steel bar truss floor support plate with support |
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| CN112227706A (en) | 2021-01-15 |
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