CN116005882B - Anti-deformation reinforced concrete beam - Google Patents
Anti-deformation reinforced concrete beam Download PDFInfo
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- CN116005882B CN116005882B CN202211541726.7A CN202211541726A CN116005882B CN 116005882 B CN116005882 B CN 116005882B CN 202211541726 A CN202211541726 A CN 202211541726A CN 116005882 B CN116005882 B CN 116005882B
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- 239000011150 reinforced concrete Substances 0.000 title claims abstract description 54
- 230000002787 reinforcement Effects 0.000 claims abstract description 36
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 26
- 239000010959 steel Substances 0.000 claims abstract description 26
- 239000004567 concrete Substances 0.000 claims abstract description 9
- 239000000463 material Substances 0.000 claims abstract description 7
- 238000005266 casting Methods 0.000 claims abstract description 6
- 230000002146 bilateral effect Effects 0.000 claims description 8
- 238000005452 bending Methods 0.000 description 4
- 238000001125 extrusion Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 125000006850 spacer group Chemical group 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/91—Use of waste materials as fillers for mortars or concrete
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Abstract
The invention relates to an anti-deformation reinforced concrete beam, which comprises a reinforcement cage and a driving piece, wherein the reinforcement cage is arranged on the reinforcement cage; a driving piece is arranged in the middle of the steel reinforcement framework and comprises a bearing assembly and a driving assembly, and the bearing assembly comprises a V-shaped plate and a bearing box; the driving assembly comprises a movable block and a connecting plate, the movable block is positioned in the V-shaped plate, and the lower end of the movable block is connected with the connecting plate which downwards penetrates through the V-shaped plate, the bearing box and the lower end of the steel reinforcement framework in sequence; the left side and the right side of the driving piece are provided with first traction pieces, and the left side and the right side of the driving piece are provided with second traction pieces positioned below the first traction pieces; and concrete casting materials are cast on the supporting plate, the steel reinforcement framework, the driving piece, the first traction piece and the second traction piece to form a rectangular reinforced concrete beam. The invention aims to solve the problems that the reinforced concrete beam is easy to bend and deform and loses support to a building, reduce the deformation of the reinforced concrete beam and improve the deformation resistance of the reinforced concrete beam.
Description
Technical Field
The invention relates to the technical field of buildings, in particular to an anti-deformation reinforced concrete beam.
Background
Reinforced concrete beams are beams made of reinforced concrete materials. The reinforced concrete beam can be made into an independent beam, a beam-plate type building cover integrated with the reinforced concrete slab, or a single-layer or multi-layer frame integrated with the reinforced concrete column. The reinforced concrete beam has various forms, is the most basic bearing member in engineering structures such as house buildings, bridge buildings and the like, and has extremely wide application range.
Because reinforced concrete beam is rectangular shape generally, and the dead weight is big, after the annex is connected at reinforced concrete both ends, the bottom is unsettled state, reinforced concrete beam can take place decurrent bending deformation after long-time the use, and reinforced concrete beam's middle part decurrent degree is great, in reinforced concrete beam decurrent in-process, reinforced concrete beam's whole atress is upper portion to reinforced concrete beam top center extrusion, cause concrete cracked, reinforced concrete beam's lower part concrete receives the tensile to both ends, cause reinforced concrete beam's lower part concrete tearing, the reinforced concrete beam warp the back, be difficult to guarantee the support to the building that bears, can cause the incident even.
Disclosure of Invention
The invention provides an anti-deformation reinforced concrete beam, which aims to solve the problems that the reinforced concrete beam is easy to bend and deform and loses support to a building, and can reduce the deformation of the reinforced concrete beam and improve the deformation resistance of the reinforced concrete beam.
In order to solve the problems, the technical scheme of the invention is as follows:
the deformation-preventing reinforced concrete beam comprises a reinforcement cage and a driving piece;
The driving piece comprises a bearing assembly and a driving assembly, the bearing assembly comprises a V-shaped plate and a bearing box, the upper end of the V-shaped plate is fixedly connected with the upper part of the steel reinforcement framework, the lower end of the V-shaped plate is connected with the bearing box, corresponding through holes are formed in the left side plate and the right side plate of the bearing box, the outside of each through hole is covered with a box body connected to the bearing box, and a rotating plate is rotationally connected between the front inner wall and the rear inner wall of the box body; the driving assembly comprises a movable block and a connecting plate, the movable block is positioned in the V-shaped plate, the lower end of the movable block is connected with the connecting plate which downwards penetrates through the V-shaped plate, the bearing box and the lower end of the steel reinforcement framework in sequence, the upper parts of the left side and the right side of the connecting plate are symmetrically connected with top plates, the end parts of the top plates on the left side penetrate through the through holes on the left side of the bearing box and contact the upper parts of the right side surfaces of the rotating plates on the left side, and the lower end of the connecting plate is connected with a supporting plate which contacts with the lower end of the steel reinforcement framework;
The left side and the right side of the driving piece are provided with first traction pieces, and the left side and the right side of the driving piece are provided with second traction pieces positioned below the first traction pieces;
And concrete casting materials are cast on the supporting plate, the steel reinforcement framework, the driving piece, the first traction piece and the second traction piece to form a rectangular reinforced concrete beam.
Further, the reinforcement cage comprises stirrups and an upper group of stirrups and a lower group of stirrups, the upper group of stirrups and the lower group of stirrups correspond from top to bottom, the stirrups comprise a left stirrup group and a right stirrup group, the left stirrup group and the right stirrup group are left-right symmetry state and are arranged on two sides of a V-shaped plate, the left stirrup group comprises a plurality of left stirrups, a plurality of left stirrup spacers are arranged outside the left parts of the upper group of stirrups and the lower group of stirrups, the right stirrup group comprises a plurality of right stirrups, and a plurality of right stirrup spacers are arranged outside the right parts of the upper group of stirrups and the lower group of stirrups.
Further, the movable block is a triangular prism positioned in the V-shaped plate, the left side surface and the right side surface of the movable block are inclined surfaces in sliding contact with the left side surface and the right side surface of the V-shaped plate, the top surface of the movable block is a plane, and a distance is reserved between the front end and the rear end of the movable block and the front steel bar and the rear steel bar of a group of framework studs on the upper part of the steel reinforcement framework.
Further, the left side first traction piece includes diaphragm and last swash plate, and the top surface interval of going up the diaphragm is provided with the last swash plate of a plurality of upper ends left slope, and the right-hand member of going up the diaphragm stretches into left box body internal top and is in left rotatory board left surface upper portion, and left side first traction piece and right side first traction piece are bilateral symmetry state along bearing the vertical center of case.
Further, the left second traction piece comprises a lower transverse plate and a lower inclined plate, a plurality of lower inclined plates with the lower ends inclined rightwards are arranged on the bottom surface of the lower transverse plate at intervals, the right end of the lower transverse plate stretches into the box body on the left side, the right end of the top surface of the lower transverse plate is provided with an upper end which is in contact with a vertical plate on the lower part of the right side surface of the left rotating plate, and the left second traction piece and the right second traction piece are in bilateral symmetry along the vertical center of the bearing box.
Further, a first upper support rod contacted with the left end of the bottom surface of the upper transverse plate is connected between the upper parts of the front and rear ends of the inner ring of the left stirrup at the leftmost end in the left stirrup group, and a first lower support rod contacted with the left end of the bottom surface of the lower transverse plate is connected between the lower parts of the front and rear ends of the inner ring.
Further, a second upper support rod contacted with the right end of the bottom surface of the right upper transverse plate is connected between the upper parts of the front and rear ends of the inner ring of the right stirrup at the rightmost end of the right stirrup group, and a second lower support rod contacted with the right end of the bottom surface of the right lower transverse plate is connected between the lower parts of the front and rear ends of the inner ring.
Further, the included angle between the upper inclined plate and the upper transverse plate and the included angle between the lower inclined plate and the lower transverse plate are all 30-60 degrees.
Further, the upper transverse plate of the first traction piece and the lower transverse plate of the second traction piece on the same side are flush up and down, the upper ends of the rotating plates on the left side and the right side are inclined towards the direction of the bearing box to form a splayed structure, the top plate is located at the lower end of the through hole and is downwards close to the horizontal line where the center of the rotating plate is located, the rotating plate rotates to connect the front inner wall and the rear inner wall of the box body through the rotating shaft of the center, and the upper end of the through hole is flush with the upper end of the rotating plate.
Through the technical scheme, the invention has the beneficial effects that:
1. In the process of self-weight or downward deformation of the upper part pressing, the supporting plate gives upward acting force to the middle part of the reinforced concrete beam, so that the downward bending trend of the middle part of the reinforced concrete beam is relieved.
2. When the connecting plate is subjected to upward tension, the two first traction pieces can counteract extrusion force of the upper part of the reinforced concrete beam to the middle part.
3. When the connecting plate is subjected to upward tension, the two second traction pieces can counteract the tensile force of the lower part of the reinforced concrete beam on the left side and the right side.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
Fig. 2 is a front view (partially cut-away) of the connection of the reinforcement cage, the driving member, and the first and second traction members of the present invention;
FIG. 3 is a cross-sectional view (enlarged) taken at A-A of FIG. 2;
FIG. 4 is a partial enlarged view at B in FIG. 2;
fig. 5 is a top view of the connection of the reinforcement cage, the driving member and the first traction member of the present invention;
fig. 6 is a schematic structural view (without stirrups) of the connection of the reinforcement cage and the driving member of the present invention;
FIG. 7 is a schematic view (enlarged) of the structure of the carrying case of the present invention;
Fig. 8 is a schematic view (enlarged view) of the structure of the connection of the link plate and the top plate of the present invention.
The reference numerals in the drawings are: 1 is a standing bar, 2 is a concrete casting material, 3 is a movable block, 4 is a V-shaped plate, 5 is a supporting plate, 6 is a lower inclined plate, 7a is a first lower supporting rod, 7b is a second lower supporting rod, 8 is a lower transverse plate, 9a is a first upper supporting rod, 9b is a second upper supporting rod, 10 is an upper transverse plate, 12 is a left stirrup, 13 is an upper inclined plate, 14 is a top plate, 15 is a rotating plate, 16 is a box body, 20 is a right stirrup, 21 is a through hole, 22 is a connecting plate, 23 is a bearing box, 24 is a vertical plate, 25 is a through hole, and 26 is a rotating shaft.
Detailed Description
The invention is further described with reference to the drawings and detailed description which follow:
as shown in fig. 1 to 8, the deformation-preventing reinforced concrete beam comprises a reinforcement cage and a driving piece;
The driving piece is arranged in the middle of the steel reinforcement framework and comprises a bearing assembly and a driving assembly, the bearing assembly comprises a V-shaped plate 4 and a bearing box 23, the front end and the rear end of the V-shaped plate 4 are open, the upper end of the V-shaped plate 4 is fixedly connected with the upper part of the steel reinforcement framework, the distance from the left end of the V-shaped plate 4 to the left end of the steel reinforcement framework is equal to the distance from the right end of the V-shaped plate 4 to the right end of the steel reinforcement framework, the bearing box 23 is vertically connected with the bearing box 23 in the middle of the lower end of the V-shaped plate 4, the bearing box 23 is a hollow cuboid with the upper end and the lower end open, corresponding through holes 21 are formed in the left side plate and the right side plate of the bearing box, each through hole 21 is covered with a box 16 connected to the bearing box, the through holes 21 are rectangular holes with one end open, one end of the left box 16 is connected with the bearing box 23, the rotating plate 15 is covered outside the left through holes 21, and the front wall and the rear wall of the box 16 are rotationally connected with the rotating plate 15; the driving assembly comprises a movable block 3 and a connecting plate 22, wherein the movable block 3 is positioned in a V-shaped plate 4, the lower end of the movable block is connected with the connecting plate 22 which downwards penetrates through the V-shaped plate 4, a bearing box 23 and the lower end of a steel reinforcement framework in sequence, the connecting plate 22 is a rectangular plate body, the upper parts of the left side and the right side of the connecting plate 22 are symmetrically connected with a top plate 14, the end part of the top plate 14 on the left side penetrates through a through hole 21 on the left side of the bearing box 23 and contacts the upper part of the right side surface of a rotating plate 15 in a left box body 16, the top plate 14 is in a horizontal state and can slide up and down along the through hole 21, the lower end of the connecting plate 22 is connected with a supporting plate 5 which contacts the lower end of the steel reinforcement framework, and the supporting plate 5 is a rectangular plate body;
The left side and the right side of the driving piece are provided with first traction pieces, and the left side and the right side of the driving piece are provided with second traction pieces positioned below the first traction pieces;
And the supporting plate 5, the reinforcement cage, the driving piece, the first traction piece and the second traction piece are respectively provided with a concrete casting material 2 to form a rectangular reinforced concrete beam.
The steel reinforcement framework comprises stirrups and an upper group of stirrups and a lower group of stirrups 1, the upper group of stirrups 1 corresponds from top to bottom, each group of stirrups 1 is composed of two horizontal steel bars, the left end and the right end of each upper group of stirrups 1 extend out of the outer side of a concrete casting material 2 on the same side (as shown in figure 1), the stirrups comprise left stirrup groups and right stirrup groups, the left stirrup groups and the right stirrup groups are arranged on two sides of a V-shaped plate 4 in a bilateral symmetry state, the left stirrup groups are composed of a plurality of left stirrups 12, the left stirrups 12 are sleeved outside the left parts of the upper group of stirrups 1 and the lower group of stirrups 1 at intervals, the right stirrup groups are composed of a plurality of right stirrups 20, and the right stirrups 20 are sleeved outside the right parts of the upper group of stirrups 1 and the lower group of stirrups at intervals.
The driving piece is located between the left stirrup group and the right stirrup group, and two sides are fixed connection respectively around the upper end of V-arrangement board 4 two reinforcing bar lower extreme of a set of frame upright 1 on upper portion between left stirrup group and the right stirrup group.
The movable block 3 is a triangular prism positioned in the V-shaped plate 4, the left side surface and the right side surface of the movable block 3 are inclined surfaces in sliding contact with the left side surface and the right side surface of the V-shaped plate 4, the top surface of the movable block 3 is a plane, and a distance is reserved between the front end and the rear end of the movable block 3 and the front and the rear end of a group of stand bars 1 on the upper part of the reinforcement cage.
The length of the rotating plate 15 is smaller than the distance between the upper side wall and the lower side wall of the box body.
The front end and the rear end of the supporting plate 5 are vertically aligned with the front end and the rear end of the reinforcement cage, the distance from the left end of the supporting plate 5 to the left end of the reinforcement cage is equal to the distance from the right end of the supporting plate 5 to the right end of the reinforcement cage, and the left part and the right part of the top surface of the supporting plate 5 are respectively contacted with the lower end of the left stirrup group and the lower end of the right stirrup group.
The left first traction piece comprises an upper transverse plate 10 and an upper inclined plate 13, a plurality of upper inclined plates 13 with the upper ends inclined leftwards are arranged on the top surface of the upper transverse plate 10 at intervals, the right end of the upper transverse plate 10 stretches into the left upper part of the left side surface of the left rotary plate 15 in the box body 16 of the bearing box 23, and the left first traction piece and the right first traction piece are in a bilateral symmetry state along the vertical center of the bearing box 23.
The left side the second traction piece include diaphragm 8 and lower swash plate 6 down, the bottom surface interval of diaphragm 8 is provided with the lower swash plate 6 of a plurality of lower extreme slope right down, diaphragm 8 and last diaphragm 10 down are rectangular plate body down, lower swash plate 6 and last swash plate 13 are rectangular plate body, the right-hand member of diaphragm 8 stretches into in the box body 16 that bears the weight of the case 23 left side down, the top surface right-hand member of diaphragm 8 is provided with the riser 24 of upper end contact left swivel plate 15 right flank lower part down, left side second traction piece and right side second traction piece are bilateral symmetry state along bearing the vertical center of case 23 down.
The box 16 on the left side is provided with a through hole 25 for the upper transverse plate 10 and the lower transverse plate 8 to pass through.
A first upper supporting rod 9a which is in contact with the left end of the bottom surface of the upper transverse plate 10 is connected between the upper parts of the front and rear ends of the inner ring surface of the left stirrup 12 at the leftmost end in the left stirrup group, and a first lower supporting rod 7a which is in contact with the left end of the bottom surface of the lower transverse plate 8 is connected between the lower parts of the front and rear ends of the inner ring surface; a second upper supporting rod 9b contacted with the right end of the bottom surface of the right upper transverse plate 10 is connected between the upper parts of the front and rear ends of the inner ring surface of the right stirrup 20 at the rightmost end in the right stirrup group, and a second lower supporting rod 7b contacted with the right end of the bottom surface of the right lower transverse plate 8 is connected between the lower parts of the front and rear ends of the inner ring surface.
The included angle between the upper inclined plate 13 and the upper transverse plate 10 and the included angle between the lower inclined plate 6 and the lower transverse plate 8 are all 30-60 degrees.
The upper transverse plate 10 of the first traction member and the lower transverse plate 8 of the second traction member on the same side are flush up and down, the upper ends of the rotary plates 15 on the left side and the right side are inclined towards the direction of the bearing box to form a splayed structure, the top plate 14 is positioned in the lower end of the through hole 21 and is downward close to the horizontal line where the center of the rotary plate 15 is positioned, the rotary plate 15 is rotationally connected with the front inner wall and the rear inner wall of the box body 16 through the central rotating shaft 26, and the upper end of the through hole 21 is flush with the upper end of the rotary plate 15.
When the reinforced concrete beam is used, two ends of the reinforced concrete beam are connected to a wall or a column, the middle part of the reinforced concrete beam has a downward bending tendency in the process that the reinforced concrete beam is subjected to dead weight or upper top pressing downward deformation, the left part and the right part of the reinforced concrete beam are extruded to form a V-shaped plate 4, after the V-shaped plate 4 is extruded, upward acting force is exerted on a movable block 3 in the V-shaped plate 4, upward pulling force is exerted on a supporting plate 5 connected with the movable block 3 through a connecting plate 22, and upward acting force is exerted on the middle part of the reinforced concrete beam by the supporting plate 5, so that the downward bending tendency of the middle part of the reinforced concrete beam is relieved;
when the connecting plate 22 receives upward tension, the top plate 14 is driven to push the rotating plates 15 on the left side and the right side of the bearing box 23 upwards, the rotating plates 15 on the left side of the bearing box 23 apply leftward acting force to the upper transverse plate 10 on the left side of the bearing box 23, the upper transverse plate 10 drives the upper inclined plate 13 to apply leftward acting force to the upper part of the reinforced concrete beam on the left side of the driving piece, and similarly, the upper transverse plate 10 on the right side of the bearing box 23 drives the upper inclined plate 13 to apply rightward acting force to the upper part of the reinforced concrete beam on the right side of the driving piece, so that the extrusion force of the reinforced concrete beam to the middle part can be counteracted by the two first traction pieces;
The lower part of the rotating plate 15 on the left side of the bearing box 23 is pressed right against the vertical plate 24 on the lower transverse plate 8 on the left side of the bearing box 23, the lower transverse plate 8 on the right side of the bearing box 23 is driven to move right, the lower transverse plate 8 drives the lower inclined plate 6 to give right acting force to the lower part of the reinforced concrete beam on the left side of the driving piece, and similarly, the lower transverse plate 8 on the right side of the bearing box 23 drives the lower inclined plate 6 to give left acting force to the lower part of the reinforced concrete beam on the right side of the driving piece, so that the two second traction pieces can counteract the tensile force on the left side and the right side of the reinforced concrete beam.
The preferred embodiments of the present invention have been described in detail above with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and all equivalent or equivalent modifications and substitutions of the technical solutions of the present invention are included in the scope of the present invention without departing from the spirit of the present invention, i.e. the scope of disclosure.
Claims (5)
1. The deformation-preventing reinforced concrete beam comprises a reinforcement cage and is characterized by further comprising a driving piece;
The driving piece is arranged in the middle of the steel reinforcement framework and comprises a bearing assembly and a driving assembly, the bearing assembly comprises a V-shaped plate (4) and a bearing box (23), the upper end of the V-shaped plate (4) is fixedly connected with the upper part of the steel reinforcement framework, the lower end of the V-shaped plate (4) is connected with the bearing box (23), corresponding through holes (21) are formed in the left side plate and the right side plate of the bearing box, a box body (16) connected to the bearing box is covered outside each through hole (21), and a rotating plate (15) is rotatably connected between the front inner wall and the rear inner wall of the box body (16); the driving assembly comprises a movable block (3) and a connecting plate (22), wherein the movable block (3) is positioned in the V-shaped plate (4), the lower end of the movable block is connected with the connecting plate (22) which downwards penetrates through the V-shaped plate (4), the bearing box (23) and the lower end of the steel reinforcement framework in sequence, the upper parts of the left side and the right side of the connecting plate (22) are symmetrically connected with top plates (14), the end parts of the top plates (14) on the left side penetrate through holes (21) on the left side of the bearing box (23) and contact the upper parts of the right side surfaces of the rotating plates (15) on the left side, and the lower end of the connecting plate (22) is connected with a supporting plate (5) which contacts the lower end of the steel reinforcement framework;
The left side and the right side of the driving piece are provided with first traction pieces, and the left side and the right side of the driving piece are provided with second traction pieces positioned below the first traction pieces;
Concrete casting materials (2) are cast on the supporting plate (5), the reinforcement cage, the driving piece, the first traction piece and the second traction piece to form a rectangular reinforced concrete beam;
The steel reinforcement framework comprises stirrups and an upper group of stirrups and a lower group of stirrups (1), the upper group of stirrups and the lower group of stirrups (1) are vertically corresponding, the stirrups comprise a left stirrup group and a right stirrup group, the left stirrup group and the right stirrup group are arranged at two sides of a V-shaped plate (4) in a bilateral symmetry state, the left stirrup group consists of a plurality of left stirrups (12), a plurality of left stirrups (12) are sleeved outside the left parts of the upper group of stirrups and the lower group of stirrups (1) at intervals, the right stirrup group consists of a plurality of right stirrups (20), and a plurality of right stirrups (20) are sleeved outside the right parts of the upper group of stirrups and the lower group of stirrups (1) at intervals;
The movable block (3) is a triangular prism positioned in the V-shaped plate (4), the left side surface and the right side surface of the movable block (3) are inclined surfaces in sliding contact with the left side surface and the right side surface of the V-shaped plate (4), the top surface of the movable block (3) is a plane, and a space is reserved between the front end and the rear end of the movable block (3) and the front steel bar and the rear steel bar of the group of framework studs (1) at the upper part of the steel bar framework;
The left first traction piece comprises an upper transverse plate (10) and an upper inclined plate (13), a plurality of upper inclined plates (13) with the upper ends inclined leftwards are arranged on the top surface of the upper transverse plate (10) at intervals, the right end of the upper transverse plate (10) stretches into the left box body (16) and is propped against the upper part of the left side surface of the left rotary plate (15), and the left first traction piece and the right first traction piece are in a bilateral symmetry state along the vertical center of the bearing box (23);
The left side the second traction piece include diaphragm (8) and swash plate (6) down, the bottom surface interval of diaphragm (8) is provided with a plurality of lower ends inclined to the right lower swash plate (6) down, in the box body (16) of left side is stretched into to the right-hand member of diaphragm (8) down, the top surface right-hand member of diaphragm (8) down is provided with riser (24) that upper end contact left side revolving plate (15) right flank lower part down, left side second traction piece and right side second traction piece are bilateral symmetry state along the vertical center of bearing box (23).
2. The deformation-preventing reinforced concrete beam according to claim 1, wherein a first upper support rod (9 a) contacting the left end of the bottom surface of the upper transverse plate (10) is connected between the upper parts of the front and rear ends of the inner ring surface of the left stirrup (12) at the leftmost end in the left stirrup group, and a first lower support rod (7 a) contacting the left end of the bottom surface of the lower transverse plate (8) is connected between the lower parts of the front and rear ends of the inner ring surface.
3. The deformation-preventing reinforced concrete beam according to claim 1, wherein a second upper support rod (9 b) contacting the right end of the bottom surface of the right upper transverse plate (10) is connected between the upper parts of the front and rear ends of the inner ring surface of the right stirrup (20) at the rightmost end in the right stirrup group, and a second lower support rod (7 b) contacting the right end of the bottom surface of the right lower transverse plate (8) is connected between the lower parts of the front and rear ends of the inner ring surface.
4. A beam according to claim 1, wherein the angle between the upper sloping plate (13) and the upper transverse plate (10) and the angle between the lower sloping plate (6) and the lower transverse plate (8) are all 30-60 °.
5. The deformation-preventing reinforced concrete beam according to claim 1, wherein the upper transverse plate (10) of the first traction member and the lower transverse plate (8) of the second traction member on the same side are vertically flush, the upper ends of the rotating plates (15) on the left side and the right side are inclined towards the direction of the carrying box to form a splayed structure, the top plate (14) is positioned in the lower end of the through hole (21) and is downward close to a horizontal line where the center of the rotating plate (15) is positioned, the rotating plate (15) is rotationally connected with the front inner wall and the rear inner wall of the box body (16) through a central rotating shaft (26), and the upper ends of the through holes (21) are flush with the upper ends of the rotating plates (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211541726.7A CN116005882B (en) | 2022-12-03 | 2022-12-03 | Anti-deformation reinforced concrete beam |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211541726.7A CN116005882B (en) | 2022-12-03 | 2022-12-03 | Anti-deformation reinforced concrete beam |
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| CN116005882A CN116005882A (en) | 2023-04-25 |
| CN116005882B true CN116005882B (en) | 2024-06-04 |
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