CN214925428U - Take prefabricated template group of clean protective layer cushion of buckle formula reinforcing bar - Google Patents
Take prefabricated template group of clean protective layer cushion of buckle formula reinforcing bar Download PDFInfo
- Publication number
- CN214925428U CN214925428U CN202122630037.0U CN202122630037U CN214925428U CN 214925428 U CN214925428 U CN 214925428U CN 202122630037 U CN202122630037 U CN 202122630037U CN 214925428 U CN214925428 U CN 214925428U
- Authority
- CN
- China
- Prior art keywords
- steel bar
- cushion block
- bar net
- prefabricated
- cushion
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Forms Removed On Construction Sites Or Auxiliary Members Thereof (AREA)
Abstract
A prefabricated formwork group with a buckle type steel bar net protection layer cushion block belongs to the technical field of prefabricated formwork group structures and comprises an inner formwork component for forming the inner wall of a prefabricated box girder and an outer formwork component for forming the outer wall of the prefabricated box girder, wherein the outer formwork component comprises a bottom formwork, side formworks arranged on two sides of the top of the bottom formwork, a bracket for mounting and fixing the side formworks and an electromechanical hydraulic device for moving and adjusting the position of the bracket; the steel bar net and the elastic clamping pieces form surface contact, the elastic clamping pieces elastically clamp the steel bar net, supporting points between the steel bar net and the cushion blocks are always kept at preset positions, the supporting points are coplanar, a forming plane of a net protecting layer of the steel bar is flat, and the warping phenomenon cannot occur.
Description
Technical Field
The utility model belongs to the technical field of prefabricated template group structure, concretely relates to take prefabricated template group of clean protective layer cushion of buckle formula reinforcing bar.
Background
In the bridge engineering construction, in order to improve the construction efficiency of a bridge, a prefabricated box girder is generally used for project engineering construction, the prefabricated box girder can be directly constructed after being manufactured and transported to a construction site, and compared with the traditional site construction and concrete pouring method, the method for constructing the prefabricated box girder can greatly save the process steps of template construction, concrete pouring, material shaping and the like, and the engineering construction efficiency is greatly improved.
Before carrying out precast box girder concrete placement, need build prefabricated template earlier, build the reinforcing bar net in the space of pouring of prefabricated template, and need keep apart between reinforcing bar net and the prefabricated template, form the net protective layer of reinforcing bar when pouring, generally adopt the cushion to separate reinforcing bar net and prefabricated template, but current cushion generally directly adopts square concrete cushion to fill up the reinforcing bar net. When pouring, because there is not any fixed connection relation between cushion and the reinforcing bar net, therefore the cushion is easy to walk the position, causes the reinforcing bar net to drop, influences the effect of pouring, and the contact between cushion and the reinforcing bar is line contact, and is unstable, causes the reinforcing bar net protective layer thickness to change at the strong point department, and the summit of each cushion is not coplanar with the reinforcing bar net. The reinforcing mesh can be understood as a homogeneous plate, and when the pivot points of the reinforcing mesh are not coplanar, the 'surface' is warped, so that the thickness of the net protective layer of the reinforcing mesh is not uniform, which is the main reason that the current net protective layer test of the reinforcing mesh cannot be completely qualified.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model provides a take prefabricated template group of buckle formula reinforcing bar net protective layer cushion.
The utility model provides a technical scheme that its technical problem adopted is:
a prefabricated formwork group with a buckle type steel bar net protection layer cushion block comprises an inner formwork component and an outer formwork component, wherein the inner formwork component is used for forming the inner wall of a prefabricated box girder, the outer formwork component is used for forming the outer wall of the prefabricated box girder, the outer formwork component comprises a base formwork, side formworks arranged on two sides of the top of the base formwork, a support used for installing the fixed side formworks and an electromechanical hydraulic device used for moving and adjusting the position of the support, the support is installed on the electromechanical hydraulic device, the side formworks are installed on the lateral portion of the support, the side formworks on the base formwork and the two sides surround to form an outer formwork surface with an upper opening, the inner formwork component and the outer formwork component are spaced to form a pouring space of the prefabricated box girder, a plurality of layers of steel bar nets are arranged in the pouring space, the steel bar nets and the inner formwork component and the steel bar nets and the outer formwork component are spaced to form an area of the steel bar net protection layer through the cushion block, and elastic clamping pieces are arranged in the cushion block, the reinforcing mesh is clamped in the elastic clamping sheets and is quickly connected with the cushion blocks.
As a further improvement, set up the crossing recess with great ease on the cushion, the crossing department undercut of great ease of recess forms the installation position of elasticity clamping piece on the cushion, the elasticity clamping piece passes through the countersunk head bolt and is connected with the cushion rotation, the countersunk head bolt is including the bolt head, pivot portion and the screw thread portion that set gradually, the bolt head sinks into elasticity clamping piece bottom, pivot portion sets up with the elasticity clamping piece relatively, screw thread portion and cushion threaded connection.
As a further improvement of the utility model, the cross section of the groove is square, and the side length L of the cross section of the groove1With the external diameter D of the reinforcing bar1And the bottom inner wall of the elastic clamping piece is flush with the bottom of the groove, and the top of the elastic clamping piece is flush with the top of the cushion block.
As a further improvement of the utility model, the elastic clamping piece comprises a bottom sheet at the bottom and elastic sheets at two sides, and the wall thickness delta of the bottom sheet1Is the thickness delta of the spring plate wall2Double of the above, the middle of the bottom sheetA countersunk hole is formed for the countersunk bolt to pass through and the bolt head to sink into.
As a further improvement of the utility model, the bottom sheet is of a square structure, and the diagonal length L of the bottom sheet2Less than or equal to the side length L of the mounting position3。
As a further improvement, the cushion block is integrally formed by concrete pouring, and nuts used for being connected with the countersunk head bolts in the cushion block are arranged.
As a further improvement of the present invention, the elastic clip is integrally formed of an elastic material.
As a further improvement, the wire binding holes for passing the iron wires of the binding reinforcing steel bars are provided on the cushion blocks, and the wire binding holes run through the cushion blocks.
The utility model has the advantages that: the utility model arranges the elastic clamping piece in the cushion block to connect the reinforcing mesh with the cushion block elastic buckle through the elastic clamping piece, thereby preventing the cushion block from shifting during pouring; in addition, the steel bar net and the elastic clamping pieces form surface contact, the elastic clamping pieces elastically clamp the steel bar net, supporting points between the steel bar net and the cushion blocks are always kept at preset positions, the supporting points are coplanar, a net protective layer of the steel bars is flat in a molding plane, the warping phenomenon cannot occur, the connection stability is high, the molding quality of the prefabricated box girder is improved, the steel bar net and the cushion blocks are connected in an elastic buckling mode, the operation is very simple, the difficulty in building the prefabricated formwork group is greatly reduced, common workers can operate and implement, and the operation cost is reduced while the operation efficiency is improved.
Drawings
The invention will be further explained with reference to the drawings and the embodiments below:
FIG. 1 is a schematic view of the overall structure of the present embodiment;
fig. 2 is a schematic structural view of the prefabricated form group of the embodiment without installing the reinforcing mesh;
FIG. 3 is a schematic view of the cushion block of the embodiment when the resilient clip is not clipping the steel bar;
FIG. 4 is a schematic top view of the cushion block of the present embodiment when the resilient clip is not clipping the steel bar;
FIG. 5 is a schematic structural view of the cushion block after the resilient clip is clipped into the reinforcement bar in this embodiment;
FIG. 6 is a diagram showing the dimensional relationship between the bottom plate and the mounting position in the present embodiment;
FIG. 7 is an enlarged view of portion A of FIG. 5;
FIG. 8 is a schematic structural view of the countersunk head bolt of the present embodiment;
fig. 9 is a schematic structural view of the elastic clip of the present embodiment.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention.
Example (b):
as shown in fig. 1 to 9, the embodiment discloses a prefabricated formwork group with a buckle type steel bar net protection layer cushion block, which comprises an inner formwork component 1 for forming the inner wall of a prefabricated box girder and an outer formwork component 2 for forming the outer wall of the prefabricated box girder, wherein the outer formwork component 2 comprises a bottom formwork 21, side formworks 22 arranged on two sides of the top of the bottom formwork 21, a bracket 23 for mounting and fixing the side formworks 22, and an electromechanical hydraulic device 24 for moving and adjusting the position of the bracket 23, the bracket 23 is mounted on the electromechanical hydraulic device 24, the side formworks 22 are mounted on the side portions of the bracket 23, the bottom formwork 21 and the side formworks 22 on two sides surround to form an outer formwork surface with an upper opening, the top of the side wall of the bottom formwork 21 is spliced with the bottom ends of the side formworks 22 and locked by tie bolts, the inner formwork component 1 and the outer formwork component 2 are spaced to form a casting space of the prefabricated box girder, a plurality of layers of reinforcing meshes 3 are arranged in the pouring space, pouring areas of a net reinforcing steel protective layer are formed by separating the reinforcing meshes 3 from the inner die assembly 1 and the reinforcing meshes 3 from the outer die assembly 2 through cushion blocks 4, elastic clamping pieces 5 are arranged in the cushion blocks 4, and the reinforcing meshes 3 are clamped in the elastic clamping pieces 5 and are rapidly connected with the cushion blocks 4. The elastic clamping pieces 5 are arranged in the cushion blocks 4, so that the reinforcing mesh 3 is elastically buckled and connected with the cushion blocks 4 through the elastic clamping pieces 5, and the cushion blocks 4 are prevented from moving away during pouring; in addition, the reinforcing mesh 3 is in surface contact with the elastic clamping pieces 5, the elastic clamping pieces 5 elastically clamp the reinforcing mesh 3, supporting points between the reinforcing mesh 3 and the cushion blocks 4 are always kept at preset positions, the supporting points are coplanar, the forming plane of a net reinforcing protective layer is flat, the warping phenomenon cannot occur, the connection stability is high, the forming quality of the prefabricated box girder is improved, the reinforcing mesh 3 is connected with the cushion blocks 4 in an elastic buckling mode, the operation is very simple, the difficulty in building the prefabricated formwork group is greatly reduced, common workers can operate and implement, and the operation cost is reduced while the operation efficiency is improved.
In this embodiment, set up the criss-cross recess 41 of moving about freely and quickly on the cushion 4, the criss-cross crossing department undercut of recess 41 forms the installation position 42 of elastic clamping piece 5 on the cushion 4, elastic clamping piece 5 rotates with cushion 4 through countersunk head bolt 6 and is connected, countersunk head bolt 6 is including the bolt head 61, pivot portion 62 and the screw thread portion 63 that set gradually, bolt head 61 sinks into elastic clamping piece 5 bottom, pivot portion 62 sets up with elastic clamping piece 5 relatively, screw thread portion 63 and cushion 4 threaded connection. The cross section of the groove 41 is square, and the side length L of the cross section of the groove 411With the external diameter D of the reinforcing bar1And the bottom inner wall of the elastic clamping piece 5 is flush with the bottom of the groove 41, and the top of the elastic clamping piece 5 is flush with the top of the cushion block 4. Through setting up criss-cross crossing recess 41, can make cushion 4 both can support horizontal reinforcing bar, by can supporting vertical reinforcing bar, the installation position 42 back is installed to elasticity clamping piece 5 simultaneously, can rotate according to the direction of reinforcing bar. If the reinforcing bar is longitudinal extension, then rotate elasticity clamping piece 5 to vertical clamping direction, block the back with the reinforcing bar, vertical recess 41 is as the support groove of reinforcing bar, and horizontal recess 41 can provide the outer space that expands of deformation for elasticity clamping piece 5 when elastic deformation, and the structural design of this embodiment is simple reasonable, and the structure is ingenious.
In this embodiment, in order to ensure the elastic deformability and stress distribution of the elastic clip 5, the elastic clip 5 includes a bottom sheet 51 at the bottom and elastic sheets 52 at two sides, and the thickness δ of the bottom sheet 51 is equal to that of the elastic sheets 521Is the wall thickness delta of the spring plate 522Two of (2)In addition, the middle part of the bottom plate 51 is provided with a counter bore 53 for the counter bolt 6 to pass through and the bolt head 61 to sink into. The elastic clip 5 is integrally formed by an elastic material. The cushion block 4 is integrally formed by pouring concrete, a nut 7 used for being in threaded connection with the countersunk head bolt 6 is arranged in the cushion block 4, and the nut 7 is embedded into the cushion block 4 from the bottom of the installation position 42.
In this embodiment, since the mounting portion is formed by continuously recessing downward on the basis of the groove, a step is formed between the mounting portion and the groove, and in order to allow the elastic clip to rotate, the bottom plate 51 has a square structure, and the diagonal length L of the bottom plate 51 is equal to the length of the groove2Less than or equal to the side length L of the mounting position 423. So that the resilient clip 5 can be rotated in the mounting location 42.
In this embodiment, a wire tying hole 43 for passing through an iron wire for tying a steel bar is formed in the cushion block 4, the wire tying hole 43 penetrates through the cushion block 4, the steel bar is clamped into the elastic clamping piece 5, the iron wire passes through the wire tying hole 43, the iron wire bypasses the steel bar, and the steel bar is twisted on the steel bar by a tool, so that the steel bar and the cushion block 4 are bound together.
The above description is only the preferred embodiment of the present invention, and the technical solutions of the objects of the present invention are all within the protection scope of the present invention as long as the objects are achieved by the substantially same means.
Claims (8)
1. The utility model provides a take prefabricated template group of net protective layer cushion of buckle formula reinforcing bar which characterized in that: including being used for fashioned interior mould subassembly (1) of prefabricated box girder inner wall and being used for fashioned external mold subassembly (2) of prefabricated box girder outer wall, external mold subassembly (2) include die holder (21), set up side form (22) in die holder (21) top both sides, support (23) that are used for installing fixed side form (22) and be used for removing electromechanical hydraulic means (24) of adjusting support (23) position, support (23) are installed on electromechanical hydraulic means (24), side form (22) are installed the lateral part at support (23), die holder (21) and side form (22) of both sides enclose and form upper portion open-ended exterior sheathing face, interior mould subassembly (1) and external mold subassembly (2) are spaced apart the space of pouring that forms prefabricated box girder, it has laid a plurality of layers of reinforcing bar net (3) to pour in the space, all pass through cushion (4) between reinforcing bar net (3) and the interior mould subassembly (1) and between reinforcing bar net (3) and the external mold subassembly (2) The steel bar net protective layer is formed by separating pouring areas forming the steel bar net protective layer, an elastic clamping piece (5) is arranged in the cushion block (4), and the steel bar net (3) is clamped into the elastic clamping piece (5) and is rapidly connected with the cushion block (4).
2. The prefabricated formwork group with the buckling type steel bar net protection layer cushion block as claimed in claim 1, wherein: offer criss-cross recess (41) with great ease on cushion (4), criss-cross crossing undercut of recess (41) forms installation position (42) of elasticity clamping piece (5) on cushion (4), elasticity clamping piece (5) are rotated with cushion (4) through countersunk head bolt (6) and are connected, countersunk head bolt (6) are including bolt head (61), pivot portion (62) and screw thread portion (63) that set gradually, bolt head (61) sink into elasticity clamping piece (5) bottom, pivot portion (62) set up with elasticity clamping piece (5) relatively, screw thread portion (63) and cushion (4) threaded connection.
3. The prefabricated formwork group with the buckling type steel bar net protection layer cushion block as claimed in claim 2, wherein: the cross section of the groove (41) is square, and the side length L of the cross section of the groove (41)1With the external diameter D of the reinforcing bar1Equal, the inner wall of the bottom of the elastic clamping piece (5) is flush with the bottom of the groove (41), and the top of the elastic clamping piece (5) is flush with the top of the cushion block (4).
4. The prefabricated formwork group with the buckling type steel bar net protection layer cushion block as claimed in claim 3, wherein: the elastic clamping piece (5) comprises a bottom piece (51) at the bottom and elastic pieces (52) at two sides, and the wall thickness delta of the bottom piece (51) is1Is the wall thickness delta of the spring plate (52)2Twice of the length of the bottom sheet (51), the middle part of the bottom sheet (51) is provided with a bolt head for a countersunk head bolt (6) to pass through and make the bolt head pass through(61) A sunk counterbore (53).
5. The prefabricated formwork group with the buckling type steel bar net protection layer cushion block as claimed in claim 4, wherein: the bottom plate (51) is of a square structure, and the diagonal length L of the bottom plate (51)2Less than or equal to the side length L of the mounting location (42)3。
6. The prefabricated formwork group with the buckling type steel bar net protection layer cushion block as claimed in claim 5, wherein: the cushion block (4) is integrally formed by pouring concrete, and a nut (7) which is in threaded connection with the countersunk head bolt (6) is arranged in the cushion block (4).
7. The prefabricated formwork group with the buckling type steel bar net protection layer cushion block as claimed in claim 5, wherein: the elastic clamping pieces (5) are integrally formed by elastic materials.
8. The prefabricated formwork group with the buckling type steel bar net protection layer cushion block as claimed in claim 1, wherein: and the cushion block (4) is provided with a wire binding hole (43) for penetrating an iron wire for binding a steel bar, and the wire binding hole (43) penetrates through the cushion block (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122630037.0U CN214925428U (en) | 2021-10-30 | 2021-10-30 | Take prefabricated template group of clean protective layer cushion of buckle formula reinforcing bar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122630037.0U CN214925428U (en) | 2021-10-30 | 2021-10-30 | Take prefabricated template group of clean protective layer cushion of buckle formula reinforcing bar |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214925428U true CN214925428U (en) | 2021-11-30 |
Family
ID=79069486
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122630037.0U Active CN214925428U (en) | 2021-10-30 | 2021-10-30 | Take prefabricated template group of clean protective layer cushion of buckle formula reinforcing bar |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214925428U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117067393A (en) * | 2023-09-26 | 2023-11-17 | 重庆聚威节能建材有限公司 | Networking system for prefab pouring |
-
2021
- 2021-10-30 CN CN202122630037.0U patent/CN214925428U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117067393A (en) * | 2023-09-26 | 2023-11-17 | 重庆聚威节能建材有限公司 | Networking system for prefab pouring |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN1114738C (en) | In-situ cast hollow reinforced concrete slab pre-provided with hollow hard thin-wall members and its construction method | |
| CN112832512B (en) | Large-span slow-bonding prestressed reinforced concrete beam and construction method | |
| CN1295408C (en) | Construction for steel bar reinforced hollow concrete roof cast-in-situs | |
| CN214925428U (en) | Take prefabricated template group of clean protective layer cushion of buckle formula reinforcing bar | |
| CN109318349B (en) | Prefabricated component general combination side form, mould | |
| CN101029517A (en) | Cast-in-situs steel-reinforced concrete hollow floorslab and its construction | |
| CN111438800A (en) | Prefabricated formwork system for fence plate on expressway and construction method thereof | |
| CN215212325U (en) | Structure for positioning reinforcing steel bar on plate surface and controlling thickness of floor slab | |
| CN215291477U (en) | High-rise building shear wall with reinforced support structure | |
| CN211640368U (en) | Hollow slab template suitable for ultra-wide pedestal | |
| CN214925420U (en) | Concrete bridge deck slab prefabricated steel formwork side form structure and side form comprising same | |
| CN210658719U (en) | Pre-buried gallows device | |
| CN209114626U (en) | Assembled self-insulating energy conservation bridge cut-off exterior-protecting wall panel and its installation node | |
| CN107630553B (en) | Pre-tensioning rapid construction device and method for large-span floor slab | |
| CN210939809U (en) | Precast concrete component keyway forming device | |
| CN216239384U (en) | Fixing device for controlling thickness of steel bar protection layer | |
| CN218479548U (en) | Assembled side form reinforcing fastener | |
| CN114753644B (en) | Tensioning device for tensioning construction of large-span prestressed beam after bonding and construction method | |
| CN214163463U (en) | Prestressed concrete steel bar truss prefabricated plate production facility | |
| CN216914262U (en) | Precast beam board end template reinforcing apparatus | |
| CN217434607U (en) | Assembling die of usefulness is pour to prefabricated post | |
| CN218985155U (en) | Novel building block thin wall mould | |
| CN211993473U (en) | Template counter-pulling piece of prefabricated staircase | |
| CN220521751U (en) | Curved variable cross-section concrete double beam | |
| CN219771604U (en) | Easy-to-install tower crane attaching and embedding device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |