CN114525885B - PC concrete member and connection structure - Google Patents
PC concrete member and connection structure Download PDFInfo
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- CN114525885B CN114525885B CN202210424003.2A CN202210424003A CN114525885B CN 114525885 B CN114525885 B CN 114525885B CN 202210424003 A CN202210424003 A CN 202210424003A CN 114525885 B CN114525885 B CN 114525885B
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- wallboard
- concrete
- connecting channel
- insulation board
- sealing
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- 239000004567 concrete Substances 0.000 title claims abstract description 118
- 238000009413 insulation Methods 0.000 claims abstract description 37
- 238000007789 sealing Methods 0.000 claims description 64
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 34
- 238000007569 slipcasting Methods 0.000 claims description 12
- 238000002360 preparation method Methods 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 7
- 238000004321 preservation Methods 0.000 abstract description 4
- 229910000831 Steel Inorganic materials 0.000 description 25
- 239000010959 steel Substances 0.000 description 25
- 239000003973 paint Substances 0.000 description 11
- 238000000034 method Methods 0.000 description 10
- 230000003014 reinforcing effect Effects 0.000 description 5
- 238000007493 shaping process Methods 0.000 description 4
- 238000005299 abrasion Methods 0.000 description 3
- 238000005266 casting Methods 0.000 description 3
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 2
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 2
- 208000004350 Strabismus Diseases 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 2
- 238000009435 building construction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000009417 prefabrication Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 230000001932 seasonal effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
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Classifications
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C2/00—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels
- E04C2/02—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials
- E04C2/26—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials composed of materials covered by two or more of groups E04C2/04, E04C2/08, E04C2/10 or of materials covered by one of these groups with a material not specified in one of the groups
- E04C2/284—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials composed of materials covered by two or more of groups E04C2/04, E04C2/08, E04C2/10 or of materials covered by one of these groups with a material not specified in one of the groups at least one of the materials being insulating
- E04C2/288—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials composed of materials covered by two or more of groups E04C2/04, E04C2/08, E04C2/10 or of materials covered by one of these groups with a material not specified in one of the groups at least one of the materials being insulating composed of insulating material and concrete, stone or stone-like material
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- 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
- E04B1/02—Structures consisting primarily of load-supporting, block-shaped, or slab-shaped elements
- E04B1/04—Structures consisting primarily of load-supporting, block-shaped, or slab-shaped elements the elements consisting of concrete, e.g. reinforced concrete, or other stone-like material
- E04B1/043—Connections specially adapted therefor
-
- 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
- E04B1/48—Dowels, i.e. members adapted to penetrate the surfaces of two parts and to take the shear stresses
-
- 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
- E04B1/48—Dowels, i.e. members adapted to penetrate the surfaces of two parts and to take the shear stresses
- E04B1/483—Shear dowels to be embedded in concrete
Abstract
The invention discloses a PC concrete member and a connecting structure, relating to the field of PC concrete members, comprising a PC wallboard, wherein the PC wallboard is internally provided with an insulation board, the front and back surfaces of the insulation board are respectively provided with a plurality of groups of supporting pieces, the insulation board is integrally cast and fixed in the PC wallboard, the left and right side edges of the insulation board are respectively fixedly provided with flanges, in order to solve the problem that the position of the insulation board in the PC wallboard is easy to deviate in the preparation process, the two sides of the insulation board are respectively provided with the supporting pieces, firstly, the insulation board is supported in a mould table through the supporting pieces at the bottom of the insulation board, the supporting pieces at the upper end of the insulation board are uniformly held and fixed by boards, concrete is cast in the mould table, the concrete can enter the upper part and the lower part of the insulation board, the insulation board is cast into a whole, the position of the insulation board in the PC wallboard is ensured to be in the middle position or other positions, the insulation board is not easy to deviate, and the strength of the whole PC wallboard is higher, and the heat preservation effect is good.
Description
Technical Field
The invention relates to the field of PC concrete members, in particular to a PC concrete member and a connecting structure.
Background
The PC concrete member is a member applied to the fields of buildings, traffic, water conservancy and the like, and is a concrete product processed and produced in a factory in a standardized and mechanized mode. The corresponding traditional cast-in-place concrete needs site moulding, site pouring and site maintenance. The concrete prefabricated member is widely applied to the fields of buildings, traffic, water conservancy and the like, and plays an important role in national economy.
The PC concrete member comprises a PC wallboard, and the PC wallboard is a reinforced concrete plate-type member for building assembly, which is processed and manufactured in a prefabrication factory (field) or a building site, and is called a wallboard or a wallboard for short. The prefabricated concrete wall panels are adopted to build the assembled large-plate building, so that the factory and mechanical construction degree can be improved, the field wet operation is reduced, the field labor is saved, the seasonal influence is overcome, and the building construction period is shortened.
Often be when producing the PC wallboard and do the mat surface on the fixed face of outside building structure of PC wallboard to more stable and outside building structure connect, but the in-process of PC wallboard preparation mat surface often uses the water impact to form, causes the easy residue that drops in the PC wallboard surface easily, influences the intensity of being connected between PC wallboard and the outside building structure.
Therefore, it is necessary to develop a PC concrete member and a connection structure to solve the above problems.
Disclosure of Invention
The present invention is directed to a PC concrete member and a connection structure thereof to solve the problems of the background art.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a PC concrete member, includes the PC wallboard, the inside of PC wallboard is provided with the heated board, the front and back of heated board all is provided with multiunit support piece, heated board an organic whole is pour and is fixed in the PC wallboard, the side is all fixed and is provided with the turn-ups about the heated board, support piece includes bracing piece, holding ring, atress board, limiting plate, spacing groove, backing sheet, the surface at the heated board is fixed to the bracing piece, and the holding ring is fixed in the side of bracing piece, and the holding ring is the loop configuration of cross-section for the trapezoidal form, and the outer end at the bracing piece is fixed to the atress board, the spacing groove sets up in the inside of bracing piece, and the limiting plate passes through screw-thread fit and connects in the spacing groove, and telescopic link and backing sheet fixed connection are passed through to the one end of limiting plate, and the telescopic link activity passes to the outside of atress board.
Preferably, the holding ring is provided with the multiunit, and multiunit holding ring is provided with the multiunit along the length direction of bracing piece.
In this embodiment, in order to solve the phenomenon that the inside heated board position of PC wallboard in the in-process of preparation squints easily, both sides at the heated board all are provided with support piece, at first, the support piece that the heated board passes through its bottom supports in the mould platform, support piece on the heated board is held fixedly by panel isobaric, pour the concrete in the mould platform, the concrete can get into the upper and lower of heated board, pour the heated board as an organic whole, guaranteed that the heated board position is in positive intermediate position or other positions in the PC wallboard, difficult skew, the intensity of whole PC wallboard is higher, and it is effectual to keep warm.
Preferably, one side that the atress board is close to the heated board is provided with to keeping away from the sunken inclined plane in heated board one side, the diameter of atress board is greater than the diameter of bracing piece.
It should be noted that, when the PC wall board is poured, the bottom of the support sheet is attached to the surface of the concrete, and after the pouring is finished, the support sheet is primarily shaped with the concrete but can be inserted and loosened, the support sheet is rotated to the inside of the PC wall board, then the concrete is poured on the surface of the PC wall board again, the outside of the support sheet is protected, instead of the phenomenon of external exposure when the PC wall board is supported by using the steel support member, when the steel support member inside the PC wall board is exposed to the outside, the steel support member is easy to be oxidized and rusted, even if the paint is sprayed, the phenomena of paint falling and poor protection exist, and the device, the steel support member such as the steel bar, etc. is laid on the surface of the insulation board and is located inside the PC wall board, in the prior art, the steel support member such as the steel bar, etc. is exposed to play a shaping and supporting role to the whole body, and the telescopic support sheet is used for supporting, the support sheet can be retracted inside the PC wall board, avoid exposing, increased the life of PC wallboard.
Preferably, the inside of turn-ups is provided with the circulation cavity of storage water, the one end of circulation cavity is provided with the circulation channel who runs through to the PC wallboard outside, is connected with outside water pipe through screw-thread fit in the circulation channel.
Further, the turn-ups downward sloping needs to vibrate the processing when having pour the concrete for the concrete is even, and because the quality of heated board is lighter at the in-process of vibrating, the phenomenon that upwards floats can appear in the heated board, and the turn-ups sets up in the outer lane department of heated board, has played and has blockked that partial concrete gets into the heated board below and prop up the purpose of come-up with the heated board.
The invention also discloses a connecting structure of the PC concrete member, which comprises a connecting channel arranged at the bottom of the PC wallboard, wherein the connecting channel is of a T-shaped structure, one end of the connecting channel penetrates through one end of the PC wallboard, the bottom of the connecting channel penetrates through the bottom surface of the PC wallboard, a building structure bottom plate is arranged below the PC wallboard, a connecting groove for clamping and connecting the lower end of the PC wallboard is arranged on the building structure bottom plate, and a sealing head assembly is arranged at an opening of the connecting channel.
Preferably, the sealing head assembly comprises a sealing shell, the sealing shell is of a T-shaped structure, the sealing shell is sealed and plugged in the connecting channel, one face, extending into the connecting channel, of the sealing shell is provided with a pouring cavity, one face, far away from the connecting channel, of the sealing shell is provided with a pouring hole, the pouring hole is communicated with the pouring cavity, two side faces of the sealing shell are provided with openings, rubber pads are fixedly arranged at the openings, a positioning fixing plate is fixedly arranged on the sealing shell, the opening of the connecting channel is provided with an embedded fixing groove, and the positioning fixing plate is fixed in the embedded fixing groove through positioning screws.
In this embodiment, still be provided with connection structure, one side of PC wallboard is provided with interface channel, the unstable mode of preparation mat surface connection has been replaced, when installing the PC wallboard, the one end block that PC wallboard bottom has interface channel is in the spread groove, then it is sealed with the periphery of spread groove through the sealing strip, at this moment, install the sealing head subassembly in interface channel open-ended one end, outside concrete placement device can be connected to the sealing head subassembly, thereby to pouring concrete in the interface channel, treat after the concrete solidifies, the stable fixing of T font stable in structure who solidifies into is at the PC wallboard, between the building structure bottom plate, be difficult for droing, stable in structure.
Preferably, a sealing column is connected in the pouring hole in a threaded fit mode, and a rotating ring is fixedly arranged at the end portion of the sealing column.
It should be noted that, after the pouring in the connecting channel is completed, the pouring hole is sealed by connecting a sealing column to the pouring hole.
Preferably, one side of sealed casing is provided with the input mechanism who is arranged in to the interface channel input concrete, input mechanism includes the slip casting pipeline, the one end of slip casting pipeline is provided with the guide bar, and the external fixation of guide bar is provided with spiral guide structure, and the guide bar sets up in the interface channel, and the other end of slip casting pipeline is provided with the slip casting unit.
Furthermore, the slip casting unit can use devices such as a slip casting pump, and the slip casting unit can be carried the concrete of preparing to interface channel in through the slip casting pipeline, has played the fixed purpose of pouring, and is provided with the rubber pad on the sealed casing, continuously pressurizes when inputing the concrete to interface channel, and the pressurized in-process pressure also can promote the rubber pad further to prop tightly to fix on the interface channel inner wall, has further avoided sealed casing to break away from.
Preferably, the inner wall of the upper part of the connecting channel is provided with reinforced connecting channels, the reinforced connecting channels are semi-annular channels, and multiple groups are arranged at equal intervals, and a reserved gap is arranged between the bottom of each connecting channel and the bottom of each connecting groove.
Specifically, after concrete is poured into the connecting channel, the concrete can enter the reinforced connecting channel to form a stable pulling structure, so that the connecting strength and stability between the PC wallboard and the building structure bottom plate are improved, the opening at the only end of the connecting channel is blocked by the sealing shell, the purpose of sealing pressurization is realized, and the concrete can be pushed into the reinforced connecting channel by pressure by pouring the concrete in a sealing pressurization manner;
concrete is also completely filled in the reserved gaps, increasing the connection area between the PC wall panels and the floor of the building structure.
Preferably, the fixed surface of building structure bottom plate is provided with the sealing strip, and the corner of sealing at the PC wallboard block in the spread groove is sealed to the sealing strip.
The concrete conveyed into the connecting channel through the grouting pipeline can be guided by the spiral guide structure to be filled into the connecting channel in a spiral track manner, the concrete pumped into the connecting channel in a spiral track shape has the purpose of reinforcing, filling and compacting, and the concrete can move in the connecting channel at multiple angles and can conveniently enter the reinforced connecting channel;
in the implementation, the positioning rings are arranged on two sides of the supporting rod, so that an occlusion fixing type structure can be formed between the supporting rod and the PC wallboard conveniently, the connection is stable, the area of the stress plate is large, the situation that concrete around the positioning rings is not filled fully is prevented conveniently, and an occlusion gap for the concrete to enter is formed between the adjacent positioning rings;
it should be noted that, can fill into water in the circulation cavity, or the water that circulates, the temperature of control water is convenient for improve the holistic heat preservation effect of PC wallboard, and when having water in the storage of circulation cavity, be convenient for be heated water for the water of suitable temperature, be convenient for be connected with tap etc. and use, make things convenient for the water on the outside water pipe.
The invention has the technical effects and advantages that:
1. the invention relates to a PC concrete component, which comprises a PC wallboard, wherein a heat insulation board is arranged in the PC wallboard, a plurality of groups of supporting pieces are arranged on the front surface and the rear surface of the heat insulation board, the heat insulation board is integrally cast and fixed in the PC wallboard, and flanges are fixedly arranged on the left side and the right side of the heat insulation board;
2. the invention relates to a PC concrete member, when pouring a PC wallboard, the bottom of a support sheet is attached to the surface of concrete, after pouring, the support sheet is primarily shaped with the concrete but can be inserted and loosened, the support sheet is rotated to the inside of the PC wallboard, then the concrete is poured on the surface of the PC wallboard again, the outside of the support sheet is protected, the phenomenon of external exposure when a steel support piece is used for supporting the PC wallboard is replaced, when the steel support piece inside the PC wallboard is exposed to the outside, the steel support piece is easy to oxidize and rust, and the like, even if paint is sprayed, the phenomena of paint abrasion, paint removal and poor protection exist, but the device has the advantages that the steel support pieces such as reinforcing steel bars and the like are laid on the surface of a heat insulation plate and are positioned inside the PC wallboard, the steel support pieces such as the reinforcing steel bars and the like in the prior art can play a role of shaping and supporting the whole body after being exposed outside, and the telescopic support sheet is used in the device for supporting, the support sheet can be contracted inside the PC wallboard, so that exposure is avoided, and the service life of the PC wallboard is prolonged;
3. according to the PC concrete member, the flanging is downward inclined, the vibration treatment is needed when the concrete is poured, so that the concrete is uniform, the phenomenon that the heat insulation plate floats upwards can occur due to the light weight of the heat insulation plate in the vibration process, and the flanging is arranged at the outer ring of the heat insulation plate, so that the purpose that part of the concrete is prevented from entering the lower part of the heat insulation plate to prop up and float up the heat insulation plate is achieved;
4. the connecting structure of the PC concrete member is also provided with the connecting structure, one side of the PC wallboard is provided with the connecting channel, the mode that the connection of a rough surface is unstable is replaced, when the PC wallboard is installed, one end, provided with the connecting channel, of the bottom of the PC wallboard is clamped in the connecting groove, then the periphery of the connecting groove is sealed through the sealing strip, at the moment, one end, provided with an opening of the connecting channel, of the sealing head assembly is installed, the sealing head assembly can be connected with an external concrete pouring device, so that concrete is poured in the connecting channel, and after the concrete is solidified, the solidified T-shaped structure is stably fixed between the PC wallboard and a building structure bottom plate, is not easy to fall off, and is stable in structure;
5. according to the connecting structure of the PC concrete member, the prepared concrete can be conveyed into the connecting channel through the grouting pipeline by the grouting unit, the pouring and fixing purposes are achieved, the rubber pad is arranged on the sealing shell, when the concrete is input into the connecting channel, the concrete is continuously pressurized, the rubber pad is further pushed by the pressure in the pressurizing process to be tightly supported and fixed on the inner wall of the connecting channel, and the sealing shell is further prevented from being separated;
6. according to the connecting structure of the PC concrete member, after concrete is poured into the connecting channel, the concrete can enter the reinforced connecting channel to form a stable pulling and holding structure, so that the connecting strength and stability between the PC wall board and the building structure bottom board are improved, the opening at the only end of the connecting channel is blocked by the sealing shell, the purpose of sealing pressurization is realized, and the concrete can be pushed into the reinforced connecting channel by pressure after the concrete is poured in a sealing manner;
7. according to the connecting structure of the PC concrete member, the concrete conveyed into the connecting channel through the grouting pipeline can be filled into the connecting channel in a spiral track manner through the guiding of the spiral guiding structure, the concrete pumped into the connecting channel in a spiral track shape has the purpose of reinforcing, filling and filling, and the concrete can move in the connecting channel at multiple angles and can conveniently enter the reinforced connecting channel;
8. according to the connecting structure of the PC concrete member, the positioning rings are arranged on the two sides of the supporting rod, so that an occlusion fixing type structure can be formed between the supporting rod and a PC wallboard conveniently, the connection is stable, the area of the stress plate is large, the situation that concrete around the positioning rings is not filled fully is prevented, and an occlusion gap for the concrete to enter is formed between the adjacent positioning rings;
9. according to the connecting structure of the PC concrete member, the circulating cavity can be filled with water or circularly flowing water to control the temperature of the water, so that the overall heat insulation effect of the PC wallboard is improved conveniently, when the water is stored in the circulating cavity, the water is heated to be the water with the appropriate temperature conveniently, a water tap and the like are connected to an external water pipe for use conveniently.
Drawings
FIG. 1 is a schematic view of the structure of the present invention.
FIG. 2 is a schematic view of the reinforced connecting channel structure of the present invention.
Fig. 3 is a schematic structural view of the insulation board of the present invention.
FIG. 4 is an enlarged view of the structure at A in FIG. 3 according to the present invention.
FIG. 5 is a schematic view of the structure of the support sheet of the present invention as it extends beyond the surface of the PC wallboard.
Fig. 6 is a schematic structural diagram of grouting connection at the connecting channel according to the invention.
FIG. 7 is an enlarged view of the structure at B in FIG. 6 according to the present invention.
Fig. 8 is a schematic structural diagram of the pouring hole plugging device.
FIG. 9 is a schematic view of a side structure of the connecting channel of the present invention.
FIG. 10 is another schematic view of the connecting channel of the present invention.
FIG. 11 is a schematic view of the PC wall panel of the present invention attached to the floor of a building structure.
Fig. 12 is a schematic view of the sealing head assembly of the present invention shown sealing off the end of the connecting channel.
Fig. 13 is a schematic view of a flanging structure in the second embodiment of the invention.
FIG. 14 is a schematic front end view of a sealing head assembly according to the present invention.
FIG. 15 is a rear end view of the sealing head assembly of the present invention.
In the figure: 1. a PC wallboard; 2. a building structure floor; 3. a thermal insulation board; 4. a support member; 5. flanging; 6. connecting grooves; 7. a connecting channel; 8. reinforcing the connecting channel; 9. a seal head assembly; 10. a support bar; 11. a positioning ring; 12. a stress plate; 13. a limiting plate; 14. a limiting groove; 15. a support sheet; 16. a telescopic rod; 17. an occlusion gap; 18. sealing the housing; 19. positioning the fixing plate; 20. pouring holes; 21. a rubber pad; 22. pouring a cavity; 23. a circulation chamber; 24. a circulation channel; 25. an external water pipe; 26. grouting a pipeline; 27. a grouting unit; 28. embedding a fixed groove; 29. a guide bar; 30. a helical guide structure; 31. a set screw; 32. sealing the column; 33. a rotating ring; 34. reserving a gap; 36. a sealing strip.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention provides a PC concrete member as shown in figures 1-15, which comprises a PC wallboard 1 and is characterized in that: the inside of PC wallboard 1 is provided with heated board 3, the front and back of heated board 3 all is provided with multiunit support piece 4, heated board 3 integrative the pouring is fixed in PC wallboard 1, the side all fixes turn-ups 5 that is provided with about heated board 3, support piece 4 includes bracing piece 10, holding ring 11, atress board 12, limiting plate 13, spacing groove 14, backing sheet 15, bracing piece 10 fixes the surface at heated board 3, holding ring 11 fixes the side at bracing piece 10, and holding ring 11 is the loop configuration that the cross-section is the ladder font, atress board 12 fixes the outer end at bracing piece 10, spacing groove 14 sets up in the inside of bracing piece 10, limiting plate 13 passes through screw-thread fit and connects in spacing groove 14, telescopic link 16 and backing sheet 15 fixed connection are passed through to limiting plate 13's one end, 16 activities of telescopic link pass to the outside of atress board 12.
The positioning rings 11 are provided with a plurality of groups, and the plurality of groups of positioning rings 11 are provided with a plurality of groups along the length direction of the support rod 10.
In this embodiment, in order to solve the phenomenon that PC wallboard 1 squints easily in its inside heated board 3 positions of in-process of preparation, all be provided with support piece 4 in heated board 3's both sides, at first, heated board 3 supports in the mould platform through support piece 4 of its bottom, support piece 4 of heated board 3 upper end is held fixedly by panel isobaric, concrete is pour in the mould platform, the concrete can get into heated board 3 from top to bottom, pour heated board 3 as an organic whole, it is in positive intermediate position or other positions to have guaranteed that heated board 3 is in the position in PC wallboard 1, difficult skew, whole PC wallboard 1's intensity is higher, and it is effectual to keep warm.
One side of the stress plate 12 close to the insulation board 3 is provided with an inclined plane which is sunken towards the side far away from the insulation board 3, and the diameter of the stress plate 12 is larger than that of the support rod 10.
It should be noted that, when the PC wall board 1 is poured, the bottom of the support sheet 15 is attached to the surface of the concrete, and after the pouring is finished, the concrete is primarily shaped and can be inserted and loosened, the support sheet 15 is rotated to the inside of the PC wall board 1, then the concrete is poured on the surface of the PC wall board 1 again, and the outside of the support sheet 15 is protected, so as to replace the phenomenon that the steel support member is exposed outside when the PC wall board 1 is supported, and the steel support member inside the PC wall board 1 is easily oxidized and rusted when exposed outside, even if the paint is sprayed, the phenomena of paint abrasion, paint removal and poor protection exist, but in the present device, the steel support member such as the steel bar is laid on the surface of the insulation board 3 and is located inside the PC wall board 1, in the prior art, the steel support member such as the steel bar is exposed outside to play a role of shaping and supporting the whole body, and the support by using the support sheet 15 in the present device, the support sheet 15 can be retracted inside the PC wall board 1 to avoid exposure, thereby increasing the service life of the PC wall board 1.
The inside of turn-ups 5 is provided with the circulation cavity 23 that stores up water, and the one end of circulation cavity 23 is provided with the circulation channel 24 that runs through to the PC wallboard 1 outside, has outside water pipe 25 through screw-thread fit connection in the circulation channel 24.
Further, turn-ups 5 downward sloping need vibrate the processing when having pour the concrete for the concrete is even, and because the quality of heated board 3 is lighter at the in-process that vibrates, upwards unsteady phenomenon can appear in heated board 3, and turn-ups 5 sets up in heated board 3's outer lane department, has played and has blockked that partial concrete gets into heated board 3 below and has propped up the purpose of come-up with heated board 3.
The invention also discloses a connecting structure of the PC concrete member, which comprises a connecting channel 7 arranged at the bottom of the PC wallboard 1, wherein the connecting channel 7 is of a T-shaped structure, one end of the connecting channel 7 penetrates through one end of the PC wallboard 1, the bottom of the connecting channel 7 penetrates through the bottom surface of the PC wallboard 1, a building structure bottom plate 2 is arranged below the PC wallboard 1, a connecting groove 6 for clamping and connecting the lower end of the PC wallboard 1 is arranged on the building structure bottom plate 2, and a sealing head assembly 9 is arranged at an opening of the connecting channel 7.
In this embodiment, still be provided with connection structure, one side of PC wallboard 1 is provided with interface channel 7, the unstable mode of preparation mat surface connection has been replaced, when installing PC wallboard 1, the one end block that PC wallboard 1 bottom has interface channel 7 is in spread groove 6, then it is sealed around spread groove 6 through sealing strip 36, at this moment, install sealed head subassembly 9 in interface channel 7 open-ended one end, outside concrete placement device can be connected to sealed head subassembly 9, thereby to pouring concrete in interface channel 7, treat after the concrete sets, the T font stable in structure who solidifies fixes at PC wallboard 1, between building structure bottom plate 2, be difficult for droing, stable in structure.
The pouring hole 20 is connected with a sealing column 32 through thread fit, and the end part of the sealing column 32 is fixedly provided with a rotating ring 33.
After the casting in the connecting channel 7 is completed, the casting hole 20 is closed by connecting the sealing post 32 to the casting hole 20.
One side of the sealed shell 18 is provided with an input mechanism for inputting concrete into the connecting channel 7, the input mechanism comprises a grouting pipeline 26, one end of the grouting pipeline 26 is provided with a guide rod 29, a spiral guide structure 30 is fixedly arranged outside the guide rod 29, the guide rod 29 is arranged in the connecting channel 7, and the other end of the grouting pipeline 26 is provided with a grouting unit 27.
Furthermore, the grouting unit 27 can use devices such as a grouting pump, the grouting unit 27 can convey prepared concrete into the connecting channel 7 through the grouting pipeline 26, the purpose of pouring and fixing is achieved, the rubber pad 21 is arranged on the sealing shell 18, when the concrete is input into the connecting channel 7, pressurization is continuously carried out, the rubber pad 21 is further pushed to be tightly fixed on the inner wall of the connecting channel 7 by pressure in the pressurization process, and separation of the sealing shell 18 is further avoided.
The inner wall of the upper part of the connecting channel 7 is provided with reinforced connecting channels 8, the reinforced connecting channels 8 are provided with a plurality of groups at equal intervals in a semicircular channel, and a reserved gap 34 is arranged between the bottom of the connecting channel 7 and the bottom of the connecting groove 6.
Specifically, after concrete is poured into the connecting channel 7, the concrete enters the reinforced connecting channel 8 to form a stable pulling and holding structure, so that the connecting strength and stability between the PC wallboard 1 and the building structure bottom plate 2 are improved, the opening at the only end of the connecting channel 7 is blocked by the sealing shell 18, the purpose of sealing pressurization is realized, and the concrete can be pushed into the reinforced connecting channel 8 by pressure after the concrete is poured in a sealing pressurization manner;
concrete also fills the gap 34 completely, increasing the connection area between the PC wall panels 1 and the building structure floor 2.
The surface of the building structure bottom plate 2 is fixedly provided with a sealing strip 36, and the sealing strip 36 is sealed at the corner of the PC wallboard 1 clamped in the connecting groove 6.
Wherein, the concrete conveyed into the connecting channel 7 through the grouting pipeline 26 can be filled into the connecting channel 7 in a spiral track form by the guidance of the spiral guide structure 30, the concrete pumped into the connecting channel 7 in a spiral track shape has the purpose of reinforcing, filling and filling, the concrete can move in the connecting channel 7 at multiple angles and can also conveniently enter the reinforcing connecting channel 8;
in the implementation, the positioning rings 11 are arranged on two sides of the supporting rod 10, so that an occlusion fixing type structure can be formed between the supporting rod and the PC wallboard 1 conveniently, the connection is stable, the area of the stress plate 12 is large, the concrete around the positioning rings 11 can be prevented from being filled insufficiently, and an occlusion gap 17 for the concrete to enter is formed between the adjacent positioning rings 11;
it should be noted that, water or circularly flowing water can be filled into the circulation chamber 23 to control the temperature of the water, so as to improve the overall heat preservation effect of the PC wall board 1, and when water is stored in the circulation chamber 23, the water is heated to a suitable temperature, so that a water tap or the like is connected to the external water pipe 25 for use, thereby facilitating water use.
The working principle is as follows: one side of PC wallboard 1 is provided with interface channel 7, the unstable mode of preparation mat surface connection has been replaced, when installing PC wallboard 1, the one end block that PC wallboard 1 bottom has interface channel 7 is in spread groove 6, then it is sealed around spread groove 6 through sealing strip 36, at this moment, install sealed head subassembly 9 in interface channel 7 open-ended one end, outside concrete placement device can be connected to sealed head subassembly 9, thereby to pouring the concrete in interface channel 7, treat after the concrete sets, the T font stable in structure who solidifies fixes at PC wallboard 1, between the building structure bottom plate 2, be difficult for droing, stable in structure.
When the PC wallboard 1 is poured, the bottom of the supporting sheet 15 is attached to the surface of concrete, when the PC wallboard 1 is poured and is initially shaped with the concrete but can be inserted and loosened, the supporting sheet 15 is rotated to the inside of the PC wallboard 1, then the concrete is poured on the surface of the PC wallboard 1 again, the outside of the supporting sheet 15 is protected, the phenomenon of external exposure when the PC wallboard 1 is supported by using a steel supporting piece is replaced, when the steel supporting piece inside the PC wallboard 1 is exposed to the outside, the steel supporting piece is easy to oxidize and rust and the like, even if paint is sprayed, the phenomena of paint abrasion and paint removal and poor protection exist, the device, the steel supporting piece such as a steel bar and the like is laid on the surface of the heat preservation plate 3 and is positioned inside the PC wallboard 1, in the prior art, the steel supporting piece such as the steel bar and the like is exposed to play a shaping supporting role for the whole body, and the telescopic supporting sheet 15 is used for supporting in the device, the supporting sheet 15 can be contracted inside the PC wallboard 1, avoiding exposure and increasing the service life of the PC wall panel 1.
5 downward sloppings of turn-ups need vibrate the processing when having pour the concrete for the concrete is even, and because the quality of heated board 3 is lighter at the in-process that vibrates, upwards unsteady phenomenon can appear in heated board 3, and turn-ups 5 set up in heated board 3's outer lane department, has played and has blockked that partial concrete gets into heated board 3 below and has propped up the purpose of come-up with heated board 3.
Still be provided with connection structure, one side of PC wallboard 1 is provided with interface channel 7, the unstable mode of preparation mat surface connection has been replaced, when installing PC wallboard 1, the one end block that PC wallboard 1 bottom has interface channel 7 is in spread groove 6, then it is sealed around spread groove 6 through sealing strip 36, at this moment, install sealed head subassembly 9 in interface channel 7 open-ended one end, outside concrete placement device can be connected to sealed head subassembly 9, thereby pour the concrete in the interface channel 7, treat after the concrete solidifies, the T font stable in structure who solidifies fixes at PC wallboard 1, between building structure bottom plate 2, be difficult for droing, stable in structure.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (7)
1. A PC concrete element comprising PC wall panels (1), characterized in that: the PC wallboard is characterized in that a heat insulation board (3) is arranged inside the PC wallboard (1), a plurality of groups of supporting pieces (4) are arranged on the front face and the rear face of the heat insulation board (3), the heat insulation board (3) is integrally poured and fixed in the PC wallboard (1), flanges (5) are fixedly arranged on the left side edge and the right side edge of the heat insulation board (3), each supporting piece (4) comprises a supporting rod (10), a positioning ring (11), a stress plate (12), a limiting plate (13), a limiting groove (14) and a supporting sheet (15), the supporting rod (10) is fixed on the surface of the heat insulation board (3), the positioning ring (11) is fixed on the side face of the supporting rod (10), the positioning ring (11) is of an annular structure with a trapezoidal cross section, the stress plate (12) is fixed at the outer end of the supporting rod (10), the limiting groove (14) is arranged inside the supporting rod (10), and the limiting plate (13) is connected in the limiting groove (14) through thread fit, one end of the limiting plate (13) is fixedly connected with the supporting sheet (15) through a telescopic rod (16), the telescopic rod (16) movably penetrates through the stress plate (12), a plurality of groups of positioning rings (11) are arranged, and a plurality of groups of positioning rings (11) are arranged along the length direction of the supporting rod (10);
one side of the stress plate (12) close to the heat insulation plate (3) is provided with an inclined plane which is sunken towards the side far away from the heat insulation plate (3), and the diameter of the stress plate (12) is larger than that of the support rod (10);
the inside of turn-ups (5) is provided with circulation chamber (23) of storage water, the one end of circulation chamber (23) is provided with circulation channel (24) that run through to PC wallboard (1) outside, is connected with outside water pipe (25) through screw-thread fit in circulation channel (24).
2. The connecting structure of a PC concrete member applied to claim 1, wherein: including setting up in connecting channel (7) of PC wallboard (1) bottom, connecting channel (7) are T font structure, and the one end of connecting channel (7) runs through the one end of PC wallboard (1), and the bottom of connecting channel (7) runs through the bottom surface of PC wallboard (1), the below of PC wallboard (1) is provided with building structure bottom plate (2), be provided with on building structure bottom plate (2) and supply connecting groove (6) that PC wallboard (1) lower extreme block is connected, the opening part of connecting channel (7) is provided with sealing head subassembly (9).
3. The PC concrete structure connection structure of claim 2, wherein: the sealing head assembly (9) comprises a sealing shell (18), the sealing shell (18) is of a T-shaped structure, the sealing shell (18) is sealed and plugged in the connecting channel (7), one face, extending into the connecting channel (7), of the sealing shell (18) is provided with a pouring cavity (22), one face, far away from the connecting channel (7), of the sealing shell (18) is provided with a pouring hole (20), the pouring hole (20) is communicated with the pouring cavity (22), two side faces of the sealing shell (18) are provided with openings, rubber pads (21) are fixedly arranged at the openings, positioning fixing plates (19) are fixedly arranged on the sealing shell (18), the openings of the connecting channel (7) are provided with embedded fixing grooves (28), and the positioning fixing plates (19) are fixed in the embedded fixing grooves (28) through positioning screws (31).
4. The PC concrete structure connection structure of claim 3, wherein: and a sealing column (32) is connected in the pouring hole (20) in a threaded fit manner, and a rotating ring (33) is fixedly arranged at the end part of the sealing column (32).
5. The PC concrete structure connection structure of claim 4, wherein: one side of sealed casing (18) is provided with the input mechanism that is arranged in to input concrete in connecting channel (7), input mechanism includes slip casting pipeline (26), the one end of slip casting pipeline (26) is provided with guide bar (29), and the external fixation of guide bar (29) is provided with spiral guide structure (30), and guide bar (29) set up in connecting channel (7), and the other end of slip casting pipeline (26) is provided with slip casting unit (27).
6. The joint structure of PC concrete members as recited in claim 5, wherein: the top inner wall of connect passage (7) is provided with strengthens connect passage (8), it is the semicircular channel equidistance and is provided with the multiunit to strengthen connect passage (8), be provided with between the bottom of connect passage (7) and the bottom of spread groove (6) and reserve clearance (34).
7. The PC concrete structure connection structure of claim 6, wherein: the surface mounting of building structure bottom plate (2) is provided with sealing strip (36), and sealing strip (36) are sealed at the corner of PC wallboard (1) block in spread groove (6).
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| CN114108950A (en) * | 2021-12-13 | 2022-03-01 | 济南赟卓建筑工程有限公司 | Auxiliary positioning support piece between steel wire mesh and heat insulation plate |
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| JPH07166610A (en) * | 1993-12-15 | 1995-06-27 | Houmu:Kk | Jig for joining and joining method for building structure using the jig |
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| CN114525885A (en) | 2022-05-24 |
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