CN220284811U - Precast concrete sheet mould structure - Google Patents
Precast concrete sheet mould structure Download PDFInfo
- Publication number
- CN220284811U CN220284811U CN202320615994.2U CN202320615994U CN220284811U CN 220284811 U CN220284811 U CN 220284811U CN 202320615994 U CN202320615994 U CN 202320615994U CN 220284811 U CN220284811 U CN 220284811U
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- precast concrete
- rod
- concrete sheet
- connecting block
- bidirectional threaded
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- 239000011178 precast concrete Substances 0.000 title claims abstract description 47
- 230000002457 bidirectional effect Effects 0.000 claims abstract description 31
- 210000001503 joint Anatomy 0.000 claims abstract description 11
- 238000000465 moulding Methods 0.000 claims abstract description 11
- 238000010276 construction Methods 0.000 claims abstract description 8
- 230000002787 reinforcement Effects 0.000 claims 1
- 239000004567 concrete Substances 0.000 abstract description 28
- 229910000831 Steel Inorganic materials 0.000 description 5
- 239000011449 brick Substances 0.000 description 5
- 239000010959 steel Substances 0.000 description 5
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 4
- 239000002689 soil Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000003014 reinforcing effect Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000005192 partition Methods 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- 238000009412 basement excavation Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Landscapes
- Moulds, Cores, Or Mandrels (AREA)
Abstract
The utility model relates to the technical field of buildings, in particular to a precast concrete sheet moulding bed structure. The prefabricated concrete sheet forming die structure comprises prefabricated concrete sheets and inner angle connecting blocks for butt joint of the joint angles of two adjacent prefabricated concrete sheets, and a base plate is welded at the bottom end of each inner angle connecting block; the adjusting mechanism is fixedly arranged on the base plate and comprises a bidirectional threaded rod, the bidirectional threaded rod is rotatably arranged on the base plate, a first thread bush is arranged at the top end thread of the bidirectional threaded rod, a first connecting rod is hinged to the outer side of the first thread bush, a second thread bush is arranged at the bottom end thread of the bidirectional threaded rod, a second connecting rod is hinged to the outer side of the second thread bush, a middle plate is hinged to the second connecting rod and the connecting rod together, and an external angle connecting block is fixedly arranged on the middle plate through bolts. The precast concrete sheet moulding bed structure provided by the utility model has the advantages of simple construction, adjustable moulding bed thickness and high structural strength.
Description
Technical Field
The utility model relates to the technical field of buildings, in particular to a precast concrete sheet moulding bed structure.
Background
Most of basement foundation masonry engineering is constructed by brick moulding bed. The brick die is a method for replacing a wood die plate or a steel die plate with a brick masonry: the method is mainly applied to places where side molds such as basement foundation beams, bearing platforms and water collecting wells are not easy to remove. But large-scale brick bed-jig masonry construction needs to excavate a larger foundation, and a gap between the bed-jig and the foundation pit wall needs to be filled with a large amount of soil, so that the brick bed-jig masonry construction period is long, the labor input amount is large, and the construction period and the cost are difficult to control, and the problems are solved by adopting a precast concrete sheet bed-jig structure at present.
However, when the prefabricated concrete sheet form structure in the prior art is constructed, as disclosed in publication number CN 207974136U: the utility model provides a prefabricated assembled concrete sheet child mould structure, includes prefabricated concrete sheet, bed course, recess, integral pre-buried connecting screw rod, angle steel, leveling seat thick liquid layer and bored concrete pile, and prefabricated concrete sheet adopts the tongue-and-groove to connect, sets up the screw rod hole on the prefabricated concrete sheet, through evenly distributed angle connection, and inboard connecting angle steel sets up to embedded, and the angle steel is equipped with screw rod through hole and connects integral pre-buried connecting screw rod; grid cloth anti-cracking belts are arranged at joints among the precast concrete thin plates, connecting studs are uniformly welded on angle steel on the inner side of the precast concrete thin plates, and protruding blocks are uniformly arranged at the tops of the precast concrete thin plates. The beneficial effects of the utility model are as follows: the inner die body of the sliding die system is uniformly and equally divided into cavities, adjustable sand partition plates are arranged in the cavities to form a limiting counterweight frame, and regional weighting is realized by filling sand into bags among the partition plates; and be provided with flat vibrator and vibration flattening roof beam on the slipform lower panel, further improve domatic concrete placement quality, when specifically using, to the foundation excavation after, still need to the operation of leveling the ground seat bed course, and sheet metal child mould structure only relies on single precast concrete sheet metal, its holistic child membrane intensity is general, and the fracture appears easily when pouring the vibration to influence holistic structural strength.
Accordingly, there is a need to provide a new precast concrete sheet form construction that solves the above-mentioned technical problems.
Disclosure of Invention
In order to solve the technical problems, the utility model provides the prefabricated concrete sheet moulding bed structure which is simple in construction, adjustable in moulding bed thickness and high in structural strength.
The precast concrete sheet moulding bed structure provided by the utility model comprises: the prefabricated concrete sheet is provided with an inner angle connecting block for butt joint of the transfer angles of two adjacent prefabricated concrete sheets, and a base plate is welded at the bottom end of the inner angle connecting block;
the adjusting mechanism is fixedly arranged on the base plate and comprises a bidirectional threaded rod, the bidirectional threaded rod is rotatably arranged on the base plate, a first thread bush is arranged at the top end thread of the bidirectional threaded rod, a first connecting rod is hinged to the outer side of the first thread bush, a second thread bush is arranged at the bottom end thread of the bidirectional threaded rod, a second connecting rod is hinged to the outer side of the thread bush, a middle plate is hinged to the second connecting rod and the connecting rod together, and an external angle connecting block is fixedly arranged on the middle plate through bolts;
the auxiliary supporting seat is fixedly arranged on one side, facing the bidirectional threaded rod, of the inner angle connecting block through a bolt, and is provided with a through hole in running fit with the bidirectional threaded rod, and a limiting piece for limiting the first threaded sleeve and the second threaded sleeve to rotate is arranged on the auxiliary supporting seat.
Preferably, butt joint grooves which are alternately arranged are formed in two ends of the precast concrete thin plates, a plurality of bolt holes are formed in the butt joint grooves at equal intervals, and two adjacent precast concrete thin plates are fixedly connected through connecting bolts.
Preferably, the two sides of the inner corner connecting block and the outer corner connecting block are respectively provided with a first slot and a second slot which are in inserted fit with the precast concrete sheet.
Preferably, the first slots and the second slots on two sides of the inner angle connecting block and the outer angle connecting block are vertically arranged.
Preferably, a plurality of anchor rods are welded at the bottom end of the base plate.
Preferably, the locating part includes gag lever post, connecting plate and inserted bar, the gag lever post is inserted and is located in the through-hole that auxiliary support seat offered, just the top and the first bottom fixed connection of thread bush of gag lever post, the through-hole fixed mounting that thread bush two were offered is passed to the bottom of gag lever post have the connecting plate, the bottom symmetry welding of connecting plate has the inserted bar, two the through-hole that the bottom of inserted bar passed the base plate downwards and offered.
Preferably, a reinforcing mesh is filled between the precast concrete sheet connected with the inner corner connecting block and the precast concrete sheet connected with the outer corner connecting block.
Compared with the related art, the precast concrete sheet moulding bed structure provided by the utility model has the following beneficial effects:
the utility model provides a prefabricated concrete sheet forming die structure, wherein an inner angle connecting block and an outer angle connecting block are matched with a bidirectional threaded rod, a first threaded sleeve, a second threaded sleeve, a first connecting rod, a second connecting rod and an intermediate plate of an adjusting mechanism, so that the distance can be adjusted, then the prefabricated concrete sheet is connected into a double-layer structure through the inner angle connecting block and the outer angle connecting block, and then the double-layer structure is integrally poured after a reinforcing steel bar net sheet is inserted;
when the base plate is fixed on the ground base layer through the anchor rod, the limiting rod of the limiting piece drives the connecting plate to drive the inserting rod to further downwards insert into the soil layer when the distance between the inner corner connecting block and the outer corner connecting block is adjusted, so that the whole tire mold is fixed more firmly.
Drawings
FIG. 1 is a schematic view of a precast concrete sheet form construction according to a preferred embodiment of the present utility model;
FIG. 2 is a schematic view of the precast concrete segment connection of FIG. 1;
FIG. 3 is a schematic exploded view of the adjustment mechanism shown in FIG. 1;
FIG. 4 is a schematic view of the stopper shown in FIG. 3;
fig. 5 is a schematic structural view of a prefabricated concrete sheet tire mold structure provided by the utility model, wherein a reinforcing mesh is arranged on the prefabricated concrete sheet tire mold structure.
Reference numerals in the drawings: 1. prefabricating a concrete sheet; 11. a butt joint groove; 101. bolt holes; 2. an inner angle connecting block; 2a, slot I; 3. a substrate; 31. an anchor rod; 4. an adjusting mechanism; 41. a two-way threaded rod; 42. a first thread sleeve; 43. a second thread sleeve; 44. a first connecting rod; 45. a second connecting rod; 46. an intermediate plate; 5. an external corner connecting block; 5a, a second slot; 6. an auxiliary supporting seat; 7. a limiting piece; 71. a limit rod; 72. a connecting plate; 73. a rod; 8. reinforcing steel mesh.
Description of the embodiments
The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
Specific implementations of the utility model are described in detail below in connection with specific embodiments.
Referring to fig. 1 to 5, a prefabricated concrete sheet forming die structure according to an embodiment of the present utility model includes: precast concrete sheet 1, interior angle connecting block 2, base plate 3, adjustment mechanism 4 and external angle connecting block 5.
The prefabricated concrete thin plates 1 and the inner angle connecting blocks 2 used for butt joint of the transfer angles of two adjacent prefabricated concrete thin plates 1 are arranged, and the bottom ends of the inner angle connecting blocks 2 are welded with base plates 3;
the adjusting mechanism 4 is fixedly arranged on the base plate 3, the adjusting mechanism 4 comprises a bidirectional threaded rod 41, the bidirectional threaded rod 41 is rotatably arranged on the base plate 3, a first thread bush 42 is arranged at the top thread of the bidirectional threaded rod 41, a first connecting rod 44 is hinged to the outer side of the first thread bush 42, a second thread bush 43 is arranged at the bottom thread of the bidirectional threaded rod 41, a second connecting rod 45 is hinged to the outer side of the second thread bush 43, an intermediate plate 46 is hinged to the second connecting rod 45 and the first connecting rod 44 together, and an external angle connecting block 5 is fixedly arranged on the intermediate plate 46 through bolts;
the auxiliary supporting seat 6 is fixedly arranged on one side, facing the bidirectional threaded rod 41, of the inner angle connecting block 2 through bolts, a through hole in running fit with the bidirectional threaded rod 41 is formed, and the auxiliary supporting seat 6 is provided with a limiting piece 7 for limiting the rotation of the first thread bush 42 and the second thread bush 43.
Wherein, a plurality of anchor rods 31 are welded at the bottom end of the base plate 3
It should be noted that: when the prefabricated concrete slab is used, after the corresponding foundation trench is dug according to the required specification and size of the tire mold, the cushion layer at the front end of the foundation trench is flattened, then a plurality of prefabricated concrete thin plates 1 are mutually assembled into a whole by utilizing an inner angle connecting block 2, then a bidirectional threaded rod 41 is rotated and adjusted, the bidirectional threaded rod 41 drives a first threaded sleeve 42 and a second threaded sleeve 43 to be mutually close, so that the first threaded sleeve 42 and the second threaded sleeve 43 drive a middle plate 46 to be far away from the inner angle connecting block 2 through a first connecting rod 44 and a second connecting rod 45, thereby driving the interval between the outer angle connecting block 5 and the inner angle connecting block 2, then the prefabricated concrete thin plates 1 are mutually formed on the outer angle connecting block 5, thereby realizing the double-layer structure of the tire mold, and pouring concrete into a double-layer mechanism.
In the embodiment of the present utility model, referring to fig. 1 and 2, two ends of a precast concrete sheet 1 are provided with butt-joint grooves 11 alternately, a plurality of bolt holes 101 are equally spaced in the butt-joint grooves 11, and two adjacent precast concrete sheets 1 are fixedly connected by a connecting bolt;
it should be noted that: the precast concrete sheet 1 is connected through the inner corner connecting block 2 and the outer corner connecting block 5 in the corner, and when in horizontal and vertical assembly, adjacent precast concrete sheets 1 are butted through the butt joint grooves 11 which are alternately arranged, and then are fixed by using connecting bolts and threads to be installed in the bolt holes 101.
Also to be described is: when the anti-seepage requirement is met on the tire mold, after connection and assembly, the waterproof coating is coated on two sides of the inner cavity of the whole tire mold structure, and then pouring is carried out in the double-layer mechanism.
In the embodiment of the present utility model, referring to fig. 1 and 3, two sides of the inner corner connecting block 2 and the outer corner connecting block 5 are respectively provided with a first slot 2a and a second slot 5a which are in plug-in fit with the precast concrete sheet 1.
It should be noted that: when the precast concrete sheet 1 is connected with the inner corner connecting block 2 and the outer corner connecting block 5, the first slot 2a and the second slot 5a are inserted, and then the precast concrete sheet is fixedly locked by using the connecting bolts, so that the precast concrete sheet is very convenient to install.
Whereas in the present embodiment: the first slots 2a and the second slots 5a on the two sides of the inner angle connecting block 2 and the outer angle connecting block 5 are vertically arranged, so that the verticality of the corner can be kept.
In the embodiment of the present utility model, referring to fig. 1 and 4, the limiting member 7 includes a limiting rod 71, a connecting plate 72 and a plug rod 73, the limiting rod 71 is inserted into a through hole formed in the auxiliary supporting seat 6, the top end of the limiting rod 71 is fixedly connected with the bottom end of the first threaded sleeve 42, the bottom end of the limiting rod 71 passes through a through hole formed in the second threaded sleeve 43 and is fixedly provided with the connecting plate 72, the bottom ends of the connecting plate 72 are symmetrically welded with the plug rods 73, and the bottom ends of the two plug rods 73 pass downwards through the through holes formed in the base plate 3.
It should be noted that: when the limiting piece 7 drives the bidirectional threaded rod 41 to rotate, the first thread sleeve 42 and the second thread sleeve 43 are limited to rotate along with the bidirectional threaded rod 41 through the limiting rod 71, so that when the bidirectional threaded rod 41 is rotated, the distance between the first thread sleeve 42 and the second thread sleeve 43 can be adjusted, meanwhile, when the first thread sleeve 42 moves downwards, the limiting rod 71 is driven to synchronously move downwards, the limiting rod 71 drives the inserting rod 73 to penetrate through the through hole formed in the base plate 3 through the connecting plate 72, and the base plate 3 is continuously inserted into a soil layer downwards, so that the base plate 3 is fixed on a ground cushion layer more firmly.
In the embodiment of the present utility model, referring to fig. 1 and 5, a mesh 8 of reinforcing bars is filled between the precast concrete segments 1 connected to the inside corner connection blocks 2 and the precast concrete segments 1 connected to the outside corner connection blocks 5.
It should be noted that: the double-layer mechanism is assembled by the inner corner connecting blocks 2, the outer corner connecting blocks 5 and the precast concrete thin plates 1, wherein the reinforcing steel bar net pieces 8 are placed in the gaps of the double layers, and then pouring is carried out, so that the strength of the double-layer mechanism is higher.
The working principle of the precast concrete sheet moulding bed structure provided by the utility model is as follows:
when the prefabricated concrete sheet is used, after the corresponding foundation trench is excavated according to the required specification and size of the tire mold, cushion flattening treatment is carried out on the front end of the foundation trench, then a plurality of prefabricated concrete sheets 1 are mutually assembled into a whole by utilizing an inner angle connecting block 2, then a bidirectional threaded rod 41 is rotated and adjusted, the bidirectional threaded rod 41 drives a first threaded sleeve 42 and a second threaded sleeve 43 to be mutually close, so that the first threaded sleeve 42 and the second threaded sleeve 43 drive a middle plate 46 to be far away from the inner angle connecting block 2 through a connecting rod 44 and a second connecting rod 45, thereby driving the interval between the outer angle connecting block 5 and the inner angle connecting block 2, simultaneously when the bidirectional threaded rod 41 rotates, the first threaded sleeve 42 drives a limiting rod 71 to synchronously move downwards, the limiting rod 71 drives the inserting rod 73 to pass through a through hole formed in a base plate 3 to be continuously inserted into a soil layer downwards, thereby the base plate 3 is fixed on the ground cushion layer more firmly, then the prefabricated concrete sheets 1 are mutually assembled on the outer angle connecting block 5, thereby realizing the double-layer structure of the tire mold, finally the reinforcing steel mesh 8 is placed in a double-layer gap, and then pouring is carried out.
The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.
Claims (7)
1. A precast concrete sheet form construction comprising:
precast concrete sheet (1)
The inner angle connecting blocks (2) are used for butt joint of the transfer angles of two adjacent precast concrete thin plates (1), and a base plate (3) is welded at the bottom ends of the inner angle connecting blocks (2);
characterized by further comprising:
the adjusting mechanism (4) is fixedly arranged on the base plate (3), the adjusting mechanism (4) comprises a bidirectional threaded rod (41), the bidirectional threaded rod (41) is rotatably arranged on the base plate (3), a first thread sleeve (42) is arranged at the top end thread of the bidirectional threaded rod (41), a first connecting rod (44) is hinged to the outer side of the first thread sleeve (42), a second thread sleeve (43) is arranged at the bottom end thread of the bidirectional threaded rod (41), a second connecting rod (45) is hinged to the outer side of the second thread sleeve (43), a middle plate (46) is hinged to the second connecting rod (45) and the first connecting rod (44), and an external angle connecting block (5) is fixedly arranged on the middle plate (46) through bolts;
the auxiliary supporting seat (6) is fixedly arranged on one side, facing the bidirectional threaded rod (41), of the inner angle connecting block (2) through bolts, through holes in running fit with the bidirectional threaded rod (41) are formed in the auxiliary supporting seat (6), and limiting pieces (7) for limiting the first threaded sleeve (42) and the second threaded sleeve (43) to rotate are arranged on the auxiliary supporting seat (6).
2. Precast concrete sheet form structure according to claim 1, characterized in that butt joint grooves (11) are alternately arranged at two ends of the precast concrete sheet (1), a plurality of bolt holes (101) are arranged in the butt joint grooves (11) at equal intervals, and two adjacent precast concrete sheets (1) are fixedly connected through connecting bolts.
3. The precast concrete sheet forming die structure according to claim 1, wherein the two sides of the inner corner connecting block (2) and the outer corner connecting block (5) are respectively provided with a first slot (2 a) and a second slot (5 a) which are in plug-in fit with the precast concrete sheet (1).
4. A precast concrete sheet form structure according to claim 3, wherein the first slots (2 a) and the second slots (5 a) on both sides of the inner corner connecting block (2) and the outer corner connecting block (5) are vertically arranged.
5. Precast concrete sheet form structure according to claim 1, characterized in that the bottom end of the base plate (3) is welded with a plurality of anchor rods (31).
6. The precast concrete sheet molding bed structure according to claim 1, wherein the limiting piece (7) comprises a limiting rod (71), a connecting plate (72) and a plug rod (73), the limiting rod (71) is inserted into a through hole formed in the auxiliary supporting seat (6), the top end of the limiting rod (71) is fixedly connected with the bottom end of the first threaded sleeve (42), the bottom end of the limiting rod (71) is fixedly provided with the connecting plate (72) through a through hole formed in the second threaded sleeve (43), the bottom ends of the connecting plate (72) are symmetrically welded with the plug rods (73), and the bottom ends of the two plug rods (73) downwards penetrate through the through holes formed in the base plate (3).
7. Precast concrete sheet form structure according to claim 1, characterized in that reinforcement mesh (8) is filled between the precast concrete sheets (1) connected by the inside corner connection blocks (2) and the precast concrete sheets (1) connected by the outside corner connection blocks (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320615994.2U CN220284811U (en) | 2023-03-27 | 2023-03-27 | Precast concrete sheet mould structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320615994.2U CN220284811U (en) | 2023-03-27 | 2023-03-27 | Precast concrete sheet mould structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220284811U true CN220284811U (en) | 2024-01-02 |
Family
ID=89336789
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320615994.2U Active CN220284811U (en) | 2023-03-27 | 2023-03-27 | Precast concrete sheet mould structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220284811U (en) |
-
2023
- 2023-03-27 CN CN202320615994.2U patent/CN220284811U/en active Active
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