Reinforced concrete prefabricated frame

Abstract

The utility model discloses a reinforced concrete prefabricated frame, which belongs to the technical field of reinforced concrete prefabricated frames and comprises a bottom plate, a first barrier strip and a second barrier strip are arranged on the periphery of the bottom plate, reinforcing steel bars are arranged on the first barrier strip and the second barrier strip, a groove is formed in the surface of the second barrier strip, and the reinforcing steel bars are arranged in the groove. The strip-shaped plates are hinged to the surfaces of the two sides of the first barrier strip; the fixing plates are fixedly connected to the surfaces of the two sides of the first barrier strip; according to the reinforced concrete prefabricated frame, strip-shaped plates on the two sides are driven by a first barrier strip to enter grooves of a second barrier strip, the strip-shaped plates abut against limiting plates and then automatically rotate to compress torsional springs, and the torsional springs can slide through the limiting plates and are clamped on the inner sides of the limiting plates, so that the first barrier strip and the second barrier strip are installed, and when the first barrier strip and the second barrier strip need to be disassembled, the first barrier strip and the second barrier strip need to be disassembled. The first barrier strip can be separated from the second barrier strip only by sliding the two shifting plates outwards to drive the limiting plate to slide to be separated from the strip-shaped plate.

Description

Technical Field

[0001] The utility model relates to the technical field of reinforced concrete prefabricated frames, in particular to a reinforced concrete prefabricated frame. Background Art

[0002] Reinforced concrete precast frame is a concrete structure prefabricated in a factory or on site, usually composed of steel bars and concrete, with high strength and durability. It can be used in various building structures, such as frame structures, shear wall structures, etc., and can also be used for non-structural components, such as trench covers, stair treads, etc.

[0003] After searching, the Chinese patent authorization number CN 218643663 U discloses a reinforced concrete prefabricated frame, including: two fixed baffles and two height-adjustable baffles. The two fixed baffles and the two height-adjustable baffles are spliced ​​to form a square frame structure. Among them, the height-adjustable baffle includes: a baffle body, a left movable slide, and a right movable slide; the left movable slide and the right movable slide are slidably arranged on the baffle body; a limiting groove is provided on the baffle body, a left wedge block is provided on the left movable slide, and a right wedge block is provided on the right movable slide, and the left wedge block and the right wedge block are respectively located on both sides of the limiting groove; wherein, the left wedge block has a left inclined surface, and the right wedge block has a right inclined surface, and the left inclined surface and the right inclined surface are arranged opposite to each other. The above patent has the following deficiencies: the retaining bars are fixed by means of plug-in grooves, which are easy to loosen and fall apart when the concrete is poured; and the two movable slides are fixed by fasteners, which are slow to install and disassemble, and are too inefficient to be suitable for the production of large-scale reinforced concrete prefabricated frames. Utility Model Content

[0004] The utility model aims to solve the problem that the retaining bars fixed by inserting grooves in the prior art are easily broken apart by the impact of concrete pouring, and proposes a reinforced concrete prefabricated frame.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A reinforced concrete prefabricated frame comprises a base plate, wherein a first baffle and a second baffle are arranged around the base plate, wherein the first baffle and the second baffle are provided with steel bars, and a groove is opened on the surface of the second baffle. The frame also comprises: a strip plate hinged on the two side surfaces of the first baffle; a fixing plate fixedly connected to the two side surfaces of the first baffle; a torsion spring arranged between the strip plate and the first baffle; a limiting plate slidably connected in the groove of the second baffle; and a toggle plate fixedly connected to the inner side of the limiting plate.

[0007] Preferably, sliding grooves are provided on the inner walls on both sides of the groove of the second baffle, the limit plate is slidably connected in the sliding groove of the groove of the second baffle, a sliding hole is provided on the inner wall of the sliding groove of the groove of the second baffle, a first guide rod is slidably connected in the sliding hole on the inner wall of the sliding groove of the groove of the second baffle, one end of the first guide rod away from the sliding hole of the second baffle is fixedly connected to the limit plate, and a first spring is sleeved on the surface of the first guide rod.

[0008] Preferably, one end of the first spring is fixedly connected to the inner wall of the slide groove of the second baffle, the other end of the first spring is fixedly connected to the limit plate, one end of the torsion spring is fixedly connected to the strip plate, and the other end of the torsion spring is fixedly connected to the first baffle.

[0009] Preferably, a sliding hole is formed on the outer surface of the second baffle, the toggle plate passes through the sliding hole of the second baffle and is slidably connected with the sliding hole of the second baffle, and two groups of the first baffle and the second baffle are provided.

[0010] Preferably, the surfaces of the first baffle and the second baffle are both provided with adjustment grooves adapted to the steel bars, the two end surfaces of the bottom plate are fixedly connected with the first slide plate and the second slide plate, the two first slide plates are internally slidably connected with the first sliding plate, and the two second slide plates are internally slidably connected with the second sliding plate.

[0011] Preferably, a plurality of first triangular plates are fixedly connected to the surface of the first sliding plate, a plurality of second triangular plates are fixedly connected to the surface of the second sliding plate, and the first triangular plates are slidably connected to the second triangular plates.

[0012] Preferably, a first rack is fixedly connected to the outer surface of the first sliding plate, a second rack is fixedly connected to the inner surface of the second sliding plate, a gear is meshed between the first rack and the second rack, a support rod passes through the surface of the gear and is fixedly connected to the gear, and the support rod is rotatably connected to the bottom plate.

[0013] Preferably, a ratchet is fixedly connected to the top surface of the support rod, a sliding groove is opened on the surface of the bottom plate, a second guide rod is fixedly connected to the inner walls on both sides of the sliding groove of the bottom plate, a second spring is sleeved on the surface of the second guide rod, a connecting plate passes through the surface of the second guide rod and is slidably connected to the second guide rod, a ratchet plate is fixedly connected to the top side surface of the connecting plate, one end of the second spring is fixedly connected to the connecting plate, and the other end of the second spring is fixedly connected to the inner wall of the sliding groove of the bottom plate.

[0014] Compared with the prior art, the utility model provides a reinforced concrete prefabricated frame, which has the following beneficial effects:

[0015] 1. The reinforced concrete prefabricated frame drives the strip plates on both sides into the groove of the second stopper through the first stopper, and the strip plates hit the limit plate and then automatically rotate the compressed torsion spring, which can slide through the limit plate and get stuck on the inner side of the limit plate, so that the installation between the first stopper and the second stopper is completed. When they need to be disassembled, they only need to slide the two toggle plates outward to drive the limit plates to slide and disengage from the strip plates, so that the first stopper and the second stopper can be disengaged.

[0016] 2. The reinforced concrete prefabricated frame drives the pawl plate and the ratchet wheel to disengage by pulling the connecting plate, and the first sliding plate drives the first rack to slide, so that the gear rotates, thereby driving the second rack to slide, and the second sliding plate and the first sliding plate slide in the opposite direction, so that the first triangular plate and the second triangular plate can slide crosswise to adjust the height of the steel bars, and then the connecting plate is loosened, and the pawl plate and the ratchet wheel are stuck under the action of the second spring, so that the first sliding plate and the second sliding plate are fixed. The operation is simple and fast, and the installation efficiency of the concrete prefabricated frame is greatly improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the overall structure of a reinforced concrete prefabricated frame proposed by the utility model;

[0018] Figure 2 A reinforced concrete prefabricated frame proposed by the utility model Figure 1 The structural diagram of part A in the figure;

[0019] Figure 3 This is a schematic diagram of the top view of the structure of a reinforced concrete prefabricated frame proposed by the utility model;

[0020] Figure 4 A reinforced concrete prefabricated frame proposed by the utility model Figure 3 Schematic diagram of the structure of B;

[0021] Figure 5 This is a schematic diagram of the top structure of a reinforced concrete prefabricated frame proposed by the utility model;

[0022] Figure 6 A reinforced concrete prefabricated frame proposed by the utility model Figure 5 Schematic diagram of the structure of C;

[0023] Figure 7 A schematic diagram of the structure between a first sliding plate and a second sliding plate in a reinforced concrete prefabricated frame proposed by the utility model;

[0024] Figure 8 A reinforced concrete prefabricated frame proposed by the utility model Figure 7 Schematic diagram of the structure of D;

[0025] Fig. 9 This is a structural schematic diagram of a first triangular plate and a second triangular plate in a reinforced concrete prefabricated frame proposed by the utility model;

[0026] Fig.10 The utility model is a schematic structural diagram of a first retaining bar in a reinforced concrete prefabricated frame.

[0027] In the figure: 1, bottom plate; 2, first baffle; 3, second baffle; 4, steel bar; 5, strip plate; 6, fixed plate; 7, torsion spring; 8, limit plate; 9, toggle plate; 10, first guide rod; 11, first spring; 12, first slide plate; 13, second slide plate; 14, first sliding plate; 15, second sliding plate; 16, first triangular plate; 17, second triangular plate; 18, first rack; 19, second rack; 20, gear; 21, support rod; 22, ratchet; 23, second guide rod; 24, second spring; 25, connecting plate; 26, ratchet plate. DETAILED DESCRIPTION

[0028] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0029] In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inside", "outside", etc., indicating directions or positional relationships, are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be understood as a limitation on the present invention.

[0030] Example 1: Reference Figure 1-Figure 10 A reinforced concrete prefabricated frame includes a base plate 1, a first baffle 2 and a second baffle 3 are arranged around the base plate 1, steel bars 4 are arranged on the first baffle 2 and the second baffle 3, and a groove is opened on the surface of the second baffle 3, and also includes: a strip plate 5, which is hinged on the two side surfaces of the first baffle 2; a fixing plate 6, which is fixedly connected to the two side surfaces of the first baffle 2; a torsion spring 7, which is arranged between the strip plate 5 and the first baffle 2; a limiting plate 8, which is slidably connected in the groove of the second baffle 3; and a toggle plate 9, which is fixedly connected to the inner side of the limiting plate 8.

[0031] When the first and second baffles 2 and 3 are installed, the first baffle 2 drives the strip plates 5 on both sides to enter the grooves of the second baffles 3. The strip plates 5 hit the limit plates 8 and then automatically rotate the compression torsion springs 7, which can slide over the limit plates 8 and get stuck on the inner side of the limit plates 8, thereby completing the installation between the first baffle 2 and the second baffle 3. When they need to be disassembled, it is only necessary to slide the two toggle plates 9 outward to drive the limit plates 8 to slide and disengage from the strip plates 5, so that the first baffle 2 and the second baffle 3 can be disengaged.

[0032] Example 2: Reference Figure 1-Figure 10 , which is basically the same as the first embodiment, and further, sliding grooves are opened on the inner walls on both sides of the groove of the second baffle 3, the limiting plate 8 is slidably connected in the sliding groove of the groove of the second baffle 3, and a sliding hole is opened on the inner wall of the sliding groove of the groove of the second baffle 3. A first guide rod 10 is slidably connected in the sliding hole on the inner wall of the sliding groove of the groove of the second baffle 3, and one end of the first guide rod 10 away from the sliding hole of the second baffle 3 is fixedly connected to the limiting plate 8, and a first spring 11 is sleeved on the surface of the first guide rod 10.

[0033] In the utility model, the sliding groove in the second baffle 3 helps to make the limit plate 8 slide horizontally, the first guide rod 10 can guide the limit plate 8 when it slides, and the first spring 11 can automatically reset the limit plate 8 and the toggle plate 9 when the toggle plate 9 is released. At the same time, the first spring 11 can make the limit plate 8 stably stuck with the strip plate 5.

[0034] One end of the first spring 11 is fixedly connected to the inner wall of the slide groove of the second baffle 3, the other end of the first spring 11 is fixedly connected to the limit plate 8, one end of the torsion spring 7 is fixedly connected to the strip plate 5, and the other end of the torsion spring 7 is fixedly connected to the first baffle 2.

[0035] In the utility model, the strip plate 5 can be turned over and automatically clamped with the limit plate 8 by the torsion spring 7 .

[0036] The outer surface of the second baffle bar 3 is provided with a sliding hole, the toggle plate 9 passes through the sliding hole of the second baffle bar 3 and is slidably connected with the sliding hole of the second baffle bar 3 , and two groups of the first baffle bar 2 and the second baffle bar 3 are provided.

[0037] In the utility model, two groups of first baffles 2 and two groups of second baffles 3 are installed with each other to form a frame for pouring concrete.

[0038] Example 3: Reference Figure 1-Figure 10, which is basically the same as the first embodiment, and further, the surfaces of the first baffle 2 and the second baffle 3 are both provided with adjustment grooves adapted to the steel bars 4, the surfaces of both ends of the bottom plate 1 are fixedly connected with the first slide plate 12 and the second slide plate 13, the first slide plate 14 is slidably connected inside the two first slide plates 12, and the second slide plate 15 is slidably connected inside the two second slide plates 13. In the utility model, the height of the steel bars 4 can be adjusted through the adjustment grooves on the first baffle 2 and the second baffle 3, so that concrete of different thicknesses can be poured.

[0039] A plurality of first triangular plates 16 are fixedly connected to the surface of the first sliding plate 14 , and a plurality of second triangular plates 17 are fixedly connected to the surface of the second sliding plate 15 . The first triangular plates 16 are slidably connected to the second triangular plates 17 .

[0040] In the utility model, the first sliding plate 14 drives the first triangular plate 16 to slide, and the second sliding plate 15 drives the second triangular plate 17 to slide and cross, so that the height of the steel bar 4 can be adjusted up and down.

[0041] A first rack 18 is fixedly connected to the outer surface of the first sliding plate 14, and a second rack 19 is fixedly connected to the inner surface of the second sliding plate 15. A gear 20 is meshed between the first rack 18 and the second rack 19. A support rod 21 passes through the surface of the gear 20 and is fixedly connected to the gear 20. The support rod 21 is rotatably connected to the base plate 1.

[0042] In the present invention, the support rod 21 can support the gear 20 , so that the gear 20 can rotate stably and mesh with the first rack 18 and the second rack 19 .

[0043] A ratchet 22 is fixedly connected to the top surface of the support rod 21, a sliding groove is opened on the surface of the bottom plate 1, and second guide rods 23 are fixedly connected to the inner walls on both sides of the sliding groove of the bottom plate 1, and a second spring 24 is sleeved on the surface of the second guide rod 23. A connecting plate 25 passes through the surface of the second guide rod 23 and is slidably connected to the second guide rod 23, and a ratchet plate 26 is fixedly connected to the top side surface of the connecting plate 25, one end of the second spring 24 is fixedly connected to the connecting plate 25, and the other end of the second spring 24 is fixedly connected to the inner wall of the sliding groove of the bottom plate 1.

[0044] In the utility model, when adjusting the height of the steel bar 4, the pawl plate 26 is disengaged from the ratchet 22 by pulling the connecting plate 25, and the first sliding plate 14 drives the first rack 18 to slide, so that the gear 20 rotates, thereby driving the second rack 19 to slide, so that the second sliding plate 15 and the first sliding plate 14 slide in the opposite direction, so that the first triangular plate 16 and the second triangular plate 17 can slide crosswise to adjust the height of the steel bar 4, and then the connecting plate 25 is loosened, and the pawl plate 26 and the ratchet 22 are stuck under the action of the second spring 24, so that the first sliding plate 14 and the second sliding plate 15 are fixed. The operation is simple and fast, and the installation efficiency of the concrete precast frame is greatly improved.

[0045] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A reinforced concrete prefabricated frame, comprising a bottom plate (1), wherein a first stopper (2) and a second stopper (3) are arranged around the bottom plate (1), and steel bars (4) are arranged on the first stopper (2) and the second stopper (3), wherein: The surface of the second baffle (3) is provided with a groove, and further comprises: Strip plates (5) are hingedly connected to the two side surfaces of the first baffle (2); A fixing plate (6) fixedly connected to two side surfaces of the first baffle (2); A torsion spring (7) is arranged between the strip plate (5) and the first stop bar (2); A limit plate (8) slidably connected in the groove of the second stop bar (3); A toggle plate (9) fixedly connected to the inner side of the limit plate (8); Slide grooves are provided on the inner walls on both sides of the groove of the second baffle (3); the limit plate (8) is slidably connected in the slide groove of the groove of the second baffle (3); a slide hole is provided on the inner wall of the slide groove of the groove of the second baffle (3); a first guide rod (10) is slidably connected in the slide hole on the inner wall of the slide groove of the groove of the second baffle (3); one end of the first guide rod (10) away from the slide hole of the second baffle (3) is fixedly connected to the limit plate (8); and a first spring (11) is sleeved on the surface of the first guide rod (10).

2. A reinforced concrete prefabricated frame according to claim 1, characterized in that: One end of the first spring (11) is fixedly connected to the inner wall of the slide groove of the second stop bar (3), the other end of the first spring (11) is fixedly connected to the limit plate (8), one end of the torsion spring (7) is fixedly connected to the strip plate (5), and the other end of the torsion spring (7) is fixedly connected to the first stop bar (2).

3. A reinforced concrete prefabricated frame according to claim 1, characterized in that: The outer surface of the second baffle (3) is provided with a sliding hole, the toggle plate (9) passes through the sliding hole of the second baffle (3) and is slidably connected to the sliding hole of the second baffle (3), and two groups of the first baffle (2) and the second baffle (3) are provided.

4. A reinforced concrete prefabricated frame according to claim 1, characterized in that: The surfaces of the first baffle (2) and the second baffle (3) are both provided with adjustment grooves adapted to the steel bars (4); the surfaces of both ends of the bottom plate (1) are fixedly connected with a first slide plate (12) and a second slide plate (13); the first slide plates (12) are slidably connected to the inside of the first slide plates (14); and the second slide plates (15) are slidably connected to the inside of the second slide plates (13).

5. A reinforced concrete prefabricated frame according to claim 4, characterized in that: A plurality of first triangular plates (16) are fixedly connected to the surface of the first sliding plate (14), a plurality of second triangular plates (17) are fixedly connected to the surface of the second sliding plate (15), and the first triangular plates (16) are slidably connected to the second triangular plates (17).

6. A reinforced concrete prefabricated frame according to claim 5, characterized in that: The outer surface of the first sliding plate (14) is fixedly connected to a first rack (18), the inner surface of the second sliding plate (15) is fixedly connected to a second rack (19), a gear (20) is meshed between the first rack (18) and the second rack (19), a support rod (21) passes through the surface of the gear (20) and is fixedly connected to the gear (20), and the support rod (21) is rotatably connected to the bottom plate (1).

7. A reinforced concrete prefabricated frame according to claim 6, characterized in that: The top surface of the support rod (21) is fixedly connected with a ratchet wheel (22); a sliding groove is provided on the surface of the bottom plate (1); second guide rods (23) are fixedly connected to the inner walls on both sides of the sliding groove of the bottom plate (1); a second spring (24) is sleeved on the surface of the second guide rod (23); a connecting plate (25) passes through the surface of the second guide rod (23) and is slidably connected to the second guide rod (23); a ratchet plate (26) is fixedly connected to the top side surface of the connecting plate (25); one end of the second spring (24) is fixedly connected to the connecting plate (25); and the other end of the second spring (24) is fixedly connected to the inner wall of the sliding groove of the bottom plate (1).

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