CN115387609A - Cast-in-place floor heat preservation construction method by utilizing assembled multifunctional heat preservation fixing piece - Google Patents
Cast-in-place floor heat preservation construction method by utilizing assembled multifunctional heat preservation fixing piece Download PDFInfo
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- CN115387609A CN115387609A CN202210909699.8A CN202210909699A CN115387609A CN 115387609 A CN115387609 A CN 115387609A CN 202210909699 A CN202210909699 A CN 202210909699A CN 115387609 A CN115387609 A CN 115387609A
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- fixing piece
- heat
- floor
- preservation
- heat preservation
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- 238000004321 preservation Methods 0.000 title claims abstract description 58
- 238000010276 construction Methods 0.000 title claims abstract description 45
- 238000009413 insulation Methods 0.000 claims abstract description 33
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 32
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 30
- 239000010959 steel Substances 0.000 claims abstract description 30
- 229910001294 Reinforcing steel Inorganic materials 0.000 claims abstract description 16
- 229910052742 iron Inorganic materials 0.000 claims abstract description 16
- 108010068370 Glutens Proteins 0.000 claims abstract description 7
- 238000005520 cutting process Methods 0.000 claims abstract description 7
- 235000021312 gluten Nutrition 0.000 claims abstract description 7
- 239000004033 plastic Substances 0.000 claims description 4
- 229920003023 plastic Polymers 0.000 claims description 4
- 238000013461 design Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 claims description 3
- 238000009415 formwork Methods 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 claims description 2
- 238000003466 welding Methods 0.000 claims description 2
- 238000009435 building construction Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 9
- 230000003014 reinforcing effect Effects 0.000 description 9
- 238000009434 installation Methods 0.000 description 6
- 238000005553 drilling Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012790 confirmation Methods 0.000 description 1
- 239000004035 construction material Substances 0.000 description 1
- 239000011152 fibreglass Substances 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000003908 quality control method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Images
Classifications
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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
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/38—Connections for building structures in general
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/74—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls
- E04B1/76—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to heat only
- E04B1/78—Heat insulating elements
- E04B1/80—Heat insulating elements slab-shaped
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B5/00—Floors; Floor construction with regard to insulation; Connections specially adapted therefor
- E04B5/16—Load-carrying floor structures wholly or partly cast or similarly formed in situ
- E04B5/32—Floor structures wholly cast in situ with or without form units or reinforcements
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B9/00—Ceilings; Construction of ceilings, e.g. false ceilings; Ceiling construction with regard to insulation
- E04B9/06—Ceilings; Construction of ceilings, e.g. false ceilings; Ceiling construction with regard to insulation characterised by constructional features of the supporting construction, e.g. cross section or material of framework members
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B9/00—Ceilings; Construction of ceilings, e.g. false ceilings; Ceiling construction with regard to insulation
- E04B9/06—Ceilings; Construction of ceilings, e.g. false ceilings; Ceiling construction with regard to insulation characterised by constructional features of the supporting construction, e.g. cross section or material of framework members
- E04B9/12—Connections between non-parallel members of the supporting construction
- E04B9/14—Connections between non-parallel members of the supporting construction all the members being discontinuous and laying at least partly in the same plane
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B9/00—Ceilings; Construction of ceilings, e.g. false ceilings; Ceiling construction with regard to insulation
- E04B9/22—Connection of slabs, panels, sheets or the like to the supporting construction
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C5/00—Reinforcing elements, e.g. for concrete; Auxiliary elements therefor
- E04C5/16—Auxiliary parts for reinforcements, e.g. connectors, spacers, stirrups
Abstract
A heat-preservation construction method for a cast-in-place floor slab by utilizing an assembled multifunctional heat-preservation fixing part belongs to the field of concrete building construction, and comprises the steps of installing a floor slab concrete template; fixing the assembled multifunctional heat-preservation fixing piece on the template; the square hole of the steel wire mesh sheet penetrates through the assembled multifunctional heat-insulation fixing piece to be sleeved on the tray and is fully paved on the template; binding floor bottom ribs with the gluten; rotating a lower supporting hook of the assembled multifunctional heat-preservation fixing piece to the bottom of a designed position of the plate bottom reinforcing steel bars to drag longitudinal and transverse plate bottom reinforcing steel bars, rotating an upper supporting hook to the bottom of a designed position of the plate surface reinforcing steel bars to drag longitudinal and transverse plate surface reinforcing steel bars, supporting the floor slab reinforcing steel bars, and ensuring the accurate lifting position; and (4) removing the floor supporting template after the strength of the floor concrete meets the template removal requirement, and cutting and fixing iron nails of the assembled multifunctional heat-insulation fixing part. The invention can thoroughly solve the problem of the falling off of the heat preservation layer caused by improper construction of floor bottom heat preservation, and avoid the occurrence of quality safety accidents caused by the falling off of the floor heat preservation.
Description
Technical Field
The invention belongs to the field of concrete building construction, and is mainly used for the construction of cast-in-place floors, cast-in-place walls or prefabricated walls of cast-in-place concrete structures and prefabricated concrete structures and heat-insulating layers of prefabricated floors.
Background
At present, in concrete building engineering actual construction, a mode that a building main body structure is constructed and then a floor slab and a wall body are subjected to heat preservation construction or a prefabricated wall body is produced, and the outer blade plate is connected by adopting glass fiber ribs and penetrates through a heat preservation layer to be anchored into the wall body is adopted for processing. The construction modes are as follows: for the heat preservation construction of the top of a cast-in-place structural floor slab or a prefabricated floor slab, the operation can be carried out after the main body structure construction is finished, the construction process has less interpenetration, when the heat preservation construction and the ceiling construction of the floor slab are carried out in the later period, a hole is formed in the top plate, the pre-buried wire pipe of the floor slab is easy to penetrate through, the wire cannot penetrate through the wire pipe or penetrate through the wire, the circuit cannot be normally used, and the circuit is newly laid; for the construction of externally hanging baskets after the construction of a main body structure is required for the heat insulation construction of a cast-in-place wall body, the construction quality control is difficult, and the accidents that people are injured due to the falling of a heat insulation layer occur occasionally; for the construction mode that the glass fiber reinforced plastic connecting piece is inserted after the outer blade plate concrete is poured during the production of the prefabricated wall body, the rear insertion time is strictly controlled, once the concrete begins to be initially set and loses fluidity, a gap is formed between the inserted connecting piece and the concrete, the outer blade plate falling phenomenon is very easy to occur when the prefabricated wall body is demolded and lifted, or the risk that the outer blade plate falls is easy to occur in the later-stage building in the using process. Therefore, the construction methods have the advantages of low process integration degree, frequent rework and repair phenomena, prominent quality risk and relatively increased solid construction waste discharge quantity, thereby causing the problems of complicated construction processes, high construction difficulty, increased construction cost, reduced construction efficiency, prolonged construction period and the like.
Disclosure of Invention
The invention provides an assembly type multifunctional heat-insulation fixing part and a construction method, and aims to solve the problems that when a cast-in-place concrete structure and an assembly type concrete structure are constructed, the integration degree of processes is low, the reworking and repairing phenomena, the heat-insulation layer falling phenomenon in the later use process, the building waste increasing phenomenon, the falling risk problem of a prefabricated wall outer leaf plate, the complicated construction process, the high construction difficulty, the construction cost increasing problem, the reduction of the construction efficiency and the delay of the construction period are avoided.
The utility model provides a multi-functional heat preservation mounting of assembled, characterized by pulls the device, reinforcing bar positioner, furred ceiling connecting device by the heat preservation and constitutes, and the heat preservation pulls the device and passes through the lead screw with furred ceiling connecting device and be connected.
The steel bar positioning device is formed by connecting an annular steel bar support hook with a T-shaped adjusting upright post;
the heat-insulation dragging device consists of an iron nail, a bridge cut-off tray and a T-shaped adjusting upright post; the broken bridge tray is formed by fusing an internal thread type iron tray and a plastic broken bridge type expanded tray; the bridge cut-off tray is connected with the T-shaped adjusting column; the bridge-cut tray is fixed with the template through iron nails;
the steel bar positioning device consists of a T-shaped adjusting upright post and an annular steel bar supporting hook; the first annular steel bar support hook rotates to a designated position through the T-shaped adjusting upright post, and then the other annular steel bar support hook rotates to another designated position through the T-shaped adjusting upright post;
the suspended ceiling connecting device consists of a screw rod, a nut, a main keel and an auxiliary keel; the screw rod is connected with the inside of the bridge cut-off tray; one nut is rotated to the designated position of the suspended ceiling screw rod, and the screw rod penetrates through the main keel and is fastened through the nut; the auxiliary keel and the main keel are fixedly connected through a screw rod and a nut, and finally the ceiling panel is installed.
The cast-in-place floor heat preservation construction method by utilizing the assembled multifunctional heat preservation fixing piece is characterized by comprising the following steps of:
(1) Calculating the bottom elevation of the floor slab concrete and subtracting the thickness of the heat-insulating layer of the floor slab, and installing the floor slab concrete formwork according to the elevation;
(2) Drawing a heat preservation paving and pasting layout drawing and a position drawing of the assembled multifunctional heat preservation fixing piece, and drawing the heat preservation layout drawing and the position drawing of the assembled multifunctional heat preservation fixing piece on the installed floor slab template;
(3) And confirming the position of the assembled multifunctional heat-insulating fixing piece on the template according to the layout of the assembled multifunctional heat-insulating fixing piece.
(4) Placing the assembled multifunctional heat-preservation fixing piece at a determined position, and fixing the assembled multifunctional heat-preservation fixing piece on the template by using iron nails or bolts or magnetic force;
(5) And (4) enabling the square holes of the steel wire mesh to penetrate through the assembled multifunctional heat-insulation fixing piece to be sleeved on the tray and fully paved on the template.
(6) And cutting the heat-insulating plate according to the heat-insulating layout drawing and the layout drawing of the assembly type multifunctional heat-insulating fixing piece, and paving the heat-insulating plate at a specified position.
(7) Carry out floor end muscle and gluten ligature according to reinforcing bar specification, the interval that floor reinforcing bar arrangement drawing required.
(8) Firstly, rotating a lower support hook of the assembled multifunctional heat-preservation fixing piece to the bottom of a designed position of a plate bottom reinforcing steel bar to drag the longitudinal and transverse plate bottom reinforcing steel bar, so that the lower support hook plays a role of a reinforcing steel bar cushion block; secondly hold in the palm the upper portion of colluding rotatory to the face reinforcing bar design position with the multi-functional heat preservation mounting of assembled bottom drag horizontal face reinforcing bar, make it play the effect of stirrup reinforcing bar, support the floor gluten, ensure to play the position accuracy.
(9) And (4) pouring the floor slab concrete according to the requirement of the designed concrete strength grade of the floor slab.
(10) And when the strength of the floor slab concrete reaches the form removal requirement, removing the floor slab supporting template, and cutting and fixing the iron nails of the assembled multifunctional heat-insulation fixing parts.
(11) And when the wall is built and the ceiling construction is met after plastering is finished, screwing the ceiling screw rod into the bottom of the assembled multifunctional heat-insulation fixing piece, and installing the main ceiling keel, the secondary ceiling keel and the ceiling veneer.
The invention has the beneficial effects that:
1. after the traditional main structure construction is finished, heat preservation paving construction is carried out on the bottom surface of the floor slab; according to the invention, several construction procedures such as main structure template installation, steel bar binding, cushion block placement, stirrup installation, heat preservation paving, anchor bolt fixing and the like are effectively integrated to be constructed at one time along with the main structure, so that the construction materials can be effectively saved, the construction difficulty is reduced, and the construction efficiency is improved.
2. The invention can effectively avoid the phenomena of installation wire pipe damage and rework and repair caused by incapability of threading wires due to the fact that the heat preservation anchor bolts are fixed by drilling holes when heat preservation is paved at the bottom of the floor slab after the concrete of the floor slab is poured.
3. The invention can effectively avoid the reworking and repairing phenomena caused by secondary damage of the installation wire pipe and incapability of threading the wire due to the fact that the hanger rod is fixed by drilling during the construction of the floor ceiling.
4. The invention can thoroughly solve the problem of the falling off of the heat-insulating layer caused by improper construction of floor bottom heat insulation, and avoid quality safety accidents caused by the falling off of the floor heat insulation.
Drawings
Fig. 1 is a front view of the invention.
Fig. 2 is a top view of the invention.
Fig. 3 is a left side view of the invention.
Fig. 4 isbase:Sub>A cross-sectional view taken alongbase:Sub>A-base:Sub>A of fig. 2.
In the figure, 1, a main keel, 2, a vice keel, 3, a bridge cut-off tray, 4, a T-shaped adjusting upright post, 5, an annular steel bar support hook, 6, a screw rod, 7, a nut, 8, an iron nail, 3-1, a connecting joint, 3-2 and a plastic tray.
Detailed Description
As shown in fig. 1, 2, 3 and 4, the assembly type multifunctional heat-insulation fixing part is characterized by consisting of a heat-insulation dragging device, a steel bar positioning device and a ceiling connecting device, wherein the heat-insulation dragging device is connected with the ceiling connecting device through a screw rod, firstly, the heat-insulation dragging device is fixed on an installed template or a trolley produced by components through a iron fixture or a bolt or a magnetic fixing part, secondly, the heat-insulation dragging device is connected with a T-shaped adjusting upright post through an annular steel bar support hook to form the steel bar positioning device, and finally, the heat-insulation dragging device is connected with the ceiling connecting device through the screw rod through the ceiling screw rod;
the heat-insulation dragging device consists of an iron nail, a bridge cut-off tray and a T-shaped adjusting upright post; the bridge-cut tray is formed by welding a connecting joint 3-1 and a plastic tray 3-2; the bridge cutoff tray is connected with the T-shaped adjusting column; the bridge-cut tray is fixed with the template through iron nails;
the steel bar positioning device consists of a T-shaped adjusting upright post and an annular steel bar supporting hook; the first annular steel bar support hook rotates to a specified position through the T-shaped adjusting upright post, and then the other annular steel bar support hook rotates to another specified position through the T-shaped adjusting upright post;
the suspended ceiling connecting device consists of a screw rod, a nut, a main keel and an auxiliary keel; the screw rod is connected with the inside of the bridge cutoff tray; one nut is rotated to the designated position of the suspended ceiling screw rod, and the screw rod penetrates through the main keel and is fastened through the nut; the auxiliary keel and the main keel are fixedly connected through a screw rod and a nut, and finally the ceiling panel is installed.
The cast-in-place floor heat preservation construction method by utilizing the assembly type multifunctional heat preservation fixing piece comprises the following process flows of template installation, measurement and paying-off, confirmation of the position of the assembly type multifunctional heat preservation fixing piece, fixing of the assembly type multifunctional heat preservation fixing piece, steel wire mesh paving, heat preservation plate paving, floor slab steel bar binding, adjustment of an annular steel bar support hook, concrete pouring, template dismantling and suspended ceiling installation.
The specific operation steps are as follows:
(1) Calculating the floor concrete bottom elevation and subtracting the thickness of the floor heat-insulating layer, and installing the floor concrete template according to the elevation;
(2) Drawing a heat preservation paving and pasting layout drawing and a position drawing of the assembled multifunctional heat preservation fixing piece, and drawing the heat preservation layout drawing and the position drawing of the assembled multifunctional heat preservation fixing piece on the installed floor slab template;
(3) And confirming the position of the assembled multifunctional heat-insulating fixing piece on the template according to the layout of the assembled multifunctional heat-insulating fixing piece.
(4) Placing the assembled multifunctional heat-insulation fixing piece at a determined position, and fixing the assembled multifunctional heat-insulation fixing piece on the template by using iron nails or bolts or magnetic force;
(5) And (4) enabling the square hole of the steel wire mesh to penetrate through the assembled multifunctional heat-insulation fixing piece to be sleeved on the tray and fully paved on the template.
(6) And cutting the heat-insulating plate according to the heat-insulating layout drawing and the layout drawing of the assembled multifunctional heat-insulating fixing piece, and laying the heat-insulating plate at a specified position in a dry mode.
(7) And binding the bottom ribs and the gluten of the floor slab according to the specification and the interval of the steel bars required by the floor slab steel bar arrangement diagram.
(8) Firstly, rotating a lower support hook of the assembled multifunctional heat-preservation fixing piece to the bottom of a designed position of a plate bottom reinforcing steel bar to drag the longitudinal and transverse plate bottom reinforcing steel bar, so that the lower support hook plays a role of a reinforcing steel bar cushion block; secondly hold in the palm the upper portion of colluding rotatory to the face reinforcing bar design position with the multi-functional heat preservation mounting of assembled bottom drag horizontal face reinforcing bar, make it play the effect of stirrup reinforcing bar, support the floor gluten, ensure to play the position accuracy.
(9) And (4) carrying out floor concrete pouring according to the requirement of the designed concrete strength grade of the floor.
(10) And when the strength of the floor slab concrete reaches the form removal requirement, removing the floor slab supporting template, and cutting and fixing iron nails of the assembled multifunctional heat-insulation fixing part.
(11) And when the wall body is built and plastered and then the ceiling construction is met, screwing the ceiling screw rod into the bottom of the assembled multifunctional heat-insulation fixing piece, and installing the ceiling main keel, the secondary keel and the ceiling veneer.
Claims (2)
1. The construction method for insulating the cast-in-place floor slab by utilizing the assembled multifunctional insulating fixing piece is characterized by comprising the following steps of:
(1) Calculating the floor concrete bottom elevation and subtracting the thickness of the floor heat-insulating layer, and installing the floor concrete template according to the elevation;
(2) Drawing a heat preservation paving and pasting layout drawing and a position drawing of the assembled multifunctional heat preservation fixing piece, and drawing the heat preservation layout drawing and the position drawing of the assembled multifunctional heat preservation fixing piece on the installed floor slab template;
(3) Confirming the position of the assembly type multifunctional heat-preservation fixing piece on the template according to the arrangement diagram of the assembly type multifunctional heat-preservation fixing piece;
(4) Placing the assembled multifunctional heat-preservation fixing piece at a determined position, and fixing the assembled multifunctional heat-preservation fixing piece on the template by using iron nails or bolts or magnetic force;
(5) The square hole of the steel wire mesh sheet penetrates through the assembled multifunctional heat-insulation fixing piece to be sleeved on the tray and is fully paved on the template;
(6) Cutting the heat-insulation board according to the heat-insulation layout drawing and the layout drawing of the assembly type multifunctional heat-insulation fixing piece, and laying the heat-insulation board at a specified position in a dry mode;
(7) Binding floor bottom ribs with gluten according to the specification and the spacing of the reinforcing steel bars required by the floor reinforcing steel bar arrangement diagram;
(8) Firstly, rotating a lower support hook of the assembled multifunctional heat-insulation fixing piece to the bottom of a designed position of the plate bottom steel bar to drag the longitudinal and transverse plate bottom steel bar, so that the lower support hook plays a role of a steel bar cushion block; secondly, rotating an upper supporting hook of the assembled multifunctional heat-insulation fixing piece to the bottom of the design position of the plate surface reinforcing steel bars to drag the longitudinal and transverse plate surface reinforcing steel bars, so that the upper supporting hook plays a role of stirrup reinforcing steel bars, supports the floor gluten and ensures accurate lifting position;
(9) Pouring the floor slab concrete according to the requirement of the designed concrete strength grade of the floor slab;
(10) When the strength of the floor slab concrete meets the formwork removal requirement, removing the floor slab supporting template, and cutting iron nails for fixing the assembled multifunctional heat-insulation fixing piece;
(11) And when the wall is built and the ceiling construction is met after plastering is finished, screwing the ceiling screw rod into the bottom of the assembled multifunctional heat-insulation fixing piece, and installing the main ceiling keel, the secondary ceiling keel and the ceiling veneer.
2. The construction method for the heat preservation of the cast-in-place floor slab by utilizing the assembled multifunctional heat preservation fixing piece as claimed in claim 1, wherein the assembled multifunctional heat preservation fixing piece is composed of a heat preservation dragging device, a steel bar positioning device and a suspended ceiling connecting device, the heat preservation dragging device is connected with the suspended ceiling connecting device through a screw rod, and the heat preservation dragging device is fixed on an installed template or a trolley for component production through a fixing piece, a bolt or a magnetic fixing piece;
the heat-preservation dragging device consists of an iron nail, a bridge-cut tray and a T-shaped adjusting upright post; the bridge-cut tray is formed by welding a connecting joint and a plastic tray; the bridge cutoff tray is connected with the T-shaped adjusting column; the bridge-cut tray is fixed with the template through iron nails;
the steel bar positioning device consists of a T-shaped adjusting upright post and an annular steel bar supporting hook; the suspended ceiling connecting device consists of a screw rod, a nut, a main keel and an auxiliary keel; the screw rod is connected with the inside of the bridge cut-off tray; one nut is rotated to the designated position of the suspended ceiling screw rod, and the screw rod penetrates through the main keel and is fastened through the nut; the auxiliary keel and the main keel are fixedly connected through a screw rod and a nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210909699.8A CN115387609A (en) | 2022-07-29 | 2022-07-29 | Cast-in-place floor heat preservation construction method by utilizing assembled multifunctional heat preservation fixing piece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210909699.8A CN115387609A (en) | 2022-07-29 | 2022-07-29 | Cast-in-place floor heat preservation construction method by utilizing assembled multifunctional heat preservation fixing piece |
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| CN115387609A true CN115387609A (en) | 2022-11-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210909699.8A Pending CN115387609A (en) | 2022-07-29 | 2022-07-29 | Cast-in-place floor heat preservation construction method by utilizing assembled multifunctional heat preservation fixing piece |
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| CN (1) | CN115387609A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2288302Y (en) * | 1996-08-09 | 1998-08-19 | 丁泉峰 | Concrete preburied nut |
| JP2002030765A (en) * | 2000-07-18 | 2002-01-31 | Masashi Ichimura | Spacer also used for insert |
| CN107724581A (en) * | 2017-10-11 | 2018-02-23 | 长沙远大住宅工业阜阳有限公司 | Heat insulation integrated laminated floor slab |
| CN215211916U (en) * | 2021-06-11 | 2021-12-17 | 珠海十字门中央商务区建设控股有限公司 | Multi-layer steel bar erecting structure of floor slab |
-
2022
- 2022-07-29 CN CN202210909699.8A patent/CN115387609A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2288302Y (en) * | 1996-08-09 | 1998-08-19 | 丁泉峰 | Concrete preburied nut |
| JP2002030765A (en) * | 2000-07-18 | 2002-01-31 | Masashi Ichimura | Spacer also used for insert |
| CN107724581A (en) * | 2017-10-11 | 2018-02-23 | 长沙远大住宅工业阜阳有限公司 | Heat insulation integrated laminated floor slab |
| CN215211916U (en) * | 2021-06-11 | 2021-12-17 | 珠海十字门中央商务区建设控股有限公司 | Multi-layer steel bar erecting structure of floor slab |
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