Efficient steel bar lap joint device for building construction
By improving the structure of the rebar lap splice device and using sealing collars and grouting components to eliminate air bubbles, the problems of gaps and air bubbles at the rebar connection were solved, and the bonding force and strength of the rebar lap splice were improved.
Patent Information
- Application Number
- CN202520465159.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-03-18
- Publication Date
- 2026-02-06
- Estimated Expiration
- 2035-03-18
AI Technical Summary
In the existing grouting lap splicing process for reinforcing bars, there are gaps at the connection between the wire ring and the reinforcing bar, and air bubbles exist between the grout and the sleeve, which leads to a reduction in adhesion and strength.
The device includes a first sleeve, a second sleeve, a locking block, a locking block, a limiting post, a spring, a connecting component, and a grouting component. Through the cooperation of the sealing ring, the wire mesh, and the grouting component, the wire mesh is ensured to be tightly attached to the reinforcing bar, and air bubbles are eliminated by applying pressure, thereby improving the adhesion and strength.
This achieves a tight fit between the wire ring and the reinforcing bar, eliminates air bubbles between the grout and the sleeve, and improves the bonding force and strength of the reinforcing bar lap joint.
Smart Images
Figure CN223880630U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to building construction technical field especially relates to a building construction is with high -efficient reinforcing steel bar lap joint device. BACKGROUND
[0002] In the field of building and civil engineering, reinforcing steel bar lap joint is an important process of connecting reinforcing steel bars, which is crucial to ensure the integrity and stability of the structure. The existing reinforcing steel bar lap joint methods include welding, binding, mechanical connection and grouting connection. Grouting lap joint has the advantages of high strength and high reliability, and is widely used in the field of building engineering.
[0003] The existing reinforcing steel bar grouting lap joint process usually involves wrapping the reinforcing steel bar with a wire coil, placing it in a sleeve for sealing, and then grouting and reinforcing. However, in the existing process, there is a gap between the wire coil and the connection of the reinforcing steel bar, and there are air bubbles between the grout and the sleeve, which reduces the bonding force of the grouting and the strength of the lap joint, making it inconvenient.
[0004] Therefore, a building construction high-efficiency reinforcing steel bar lap joint device is developed, which can make the wire coil closely fit the reinforcing steel bar and eliminate the air bubbles between the grout and the first and second sleeves, thereby improving the bonding force and strength of the lap joint. UTILITY MODEL CONTENTS
[0005] In order to overcome the shortcomings of the existing reinforcing steel bar grouting lap joint process, such as the gap between the wire coil and the connection of the reinforcing steel bar, and the air bubbles between the grout and the sleeve, which reduces the bonding force of the grouting and the strength of the lap joint, making it inconvenient, the utility model provides a building construction high-efficiency reinforcing steel bar lap joint device which can make the wire coil closely fit the reinforcing steel bar and eliminate the air bubbles between the grout and the first and second sleeves, thereby improving the bonding force and strength of the lap joint.
[0006] The technical scheme is as follows: a building construction high-efficiency reinforcing steel bar lap joint device, comprising a first sleeve, a second sleeve, a clamping block, a clamping block, a limiting column, a spring, a connecting assembly and a grouting assembly, the second sleeve is rotatably connected to the upper side of the rear part of the first sleeve, the clamping block is connected to the front side of the lower part of the second sleeve, the limiting column is slidably connected to the front upper part of the first sleeve, the clamping block is connected to the left side of the limiting column, the clamping block and the clamping block are connected, the spring is connected between the limiting column and the first sleeve, the first sleeve is provided with a connecting assembly capable of connecting the reinforcing steel bar, and the second sleeve is further provided with a grouting assembly capable of grouting.
[0007] Preferably, the clamping block is wedge-shaped.
[0008] Preferably, the connecting assembly comprises a sealing sleeve ring, a fixed block and a steel wire mesh, the sealing sleeve ring is placed on both sides of the first sleeve, the fixed block is connected to the side of the sealing sleeve ring, and the steel wire mesh is connected between the fixed blocks.
[0009] As preferred, the grouting assembly comprises a sealing cover, an air chamber, a screw rod and a piston, the sealing cover is threadedly connected to the upper side of the left and right parts of the second sleeve, the air chamber is connected to the upper side of the middle part of the second sleeve, the screw rod is threadedly connected to the air chamber, and the piston is connected to the lower side of the screw rod.
[0010] As preferred, the sealing cover is provided with anti-skid lines.
[0011] As preferred, the screw rod is provided with a knob.
[0012] As preferred, the air chamber is provided with a vent hole.
[0013] As preferred, the sealing block is arranged between the sealing cover and the second sleeve.
[0014] The utility model discloses a beneficial effect: the utility model discloses through the rotation of two sealing sleeve rings, makes the steel wire net twist, makes the steel wire net adhere to the reinforcing steel bar, rotates the screw rod again, makes the piston pressurize the slurry and eliminates the bubble, has reached the effect that can make the iron wire ring and the reinforcing steel bar closely adhere to, and can eliminate the bubble between the slurry and the first sleeve and the second sleeve, improves the bonding force and the strength of the lap joint. BRIEF DESCRIPTION OF DRAWINGS
[0015] Figure 1 It is the three-dimensional structure schematic diagram of the utility model.
[0016] Figure 2 It is the three-dimensional structure schematic diagram of the first sleeve and the second sleeve and the like components of the utility model.
[0017] Figure 3 It is the three-dimensional structure schematic diagram of the utility model's clamping piece and spring and the like components.
[0018] Figure 4 It is the three-dimensional structure schematic diagram of the utility model's sealing sleeve ring and steel wire net and the like components.
[0019] Figure 5 It is the three-dimensional structure schematic diagram of the utility model's screw rod and piston and the like components.
[0020] Drawing reference: 1_first sleeve, 2_second sleeve, 3_clamping block, 4_clamping piece, 5_limiting column, 6_spring, 7_sealing sleeve ring, 8_fixed block, 9_steel wire net, 10_sealing block, 11_sealing cover, 12_air chamber, 13_screw rod, 14_piston. SPECIFIC EMBODIMENTS
[0021] The utility model is further explained in connection with the drawings and specific embodiments.
[0022] A kind of high-efficiency reinforcing steel bar lap joint device for building construction, such asFigures 1-5 As shown, including a first sleeve 1, the second sleeve 2, the block 3, the block 4, the limit column 5, the spring 6, the sealing ring 7, the fixed block 8, the steel wire mesh 9, the sealing block 10, the sealing cover 11, the air chamber 12, the screw 13 and the piston 14, the first sleeve 1 rear upper side rotationally connected with the second sleeve 2, the second sleeve 2 lower front side connected with the block 3, the first sleeve 1 front upper part slidingly connected with the limit column 5, the limit column 5 left side connected with the block 4, the block 4 is wedge-shaped structure, convenient for the block 3 to be clamped, the block 4 and the block 3 clamped fit, the limit column 5 and the first sleeve 1 between connected with the spring 6, the first sleeve 1 left and right two parts are placed with the sealing ring 7, the sealing ring 7 side close to each other on are connected with the fixed block 8, the fixed block 8 between connected with the steel wire mesh 9, the second sleeve 2 left and right two parts upper side are all threadedly connected with the sealing cover 11, the sealing cover 11 and the second sleeve 2 between are placed with the sealing block 10, the sealing cover 11 is equipped with antiskid line, convenient for rotating, the second sleeve 2 middle part upper side is connected with the air chamber 12, the air chamber 12 is opened with the air hole, convenient for pressurizing, the air chamber 12 is threadedly connected with the screw 13, the screw 13 is equipped with knob, convenient for rotating, the screw 13 lower side is connected with the piston 14.
[0023] In use of the utility model, first of all, the device is moved to the steel bar lap joint area of building construction, then the limiting column 5 is pulled to move rightwards on the first sleeve 1, the clamping block 4 is driven to move rightwards, the spring 6 is extruded and shrunk, the clamping block 4 is separated from the second sleeve 2, then the second sleeve 2 is rotated and opened, the steel bars to be lap jointed are inserted into the steel wire mesh 9 after passing through the sealing sleeve rings 7 on both sides respectively, and the lap joint parts of the steel bars are overlapped, then the two sealing sleeve rings 7 are rotated reversely, the fixed block 8 is driven to rotate reversely, the steel wire mesh 9 is twisted, so that the steel wire mesh 9 is adhered to the surface of the steel bars to be lap jointed and the steel bars are fixed, then the second sleeve 2 is rotated and closed, the limiting column 5 is loosened, the spring 6 rebounds, the limiting column 5 is driven to move leftwards, the clamping block 4 moves leftwards and is re-clamped with the second sleeve 2, the lap joint part of the steel bars is sealed, then the sealing cover 11 is rotated and opened, the sealing block 10 is taken out, and the first sleeve 1 is grouted between the sealing block 10, so that the grout wraps the lap joint part of the steel bars, after grouting is completed, the sealing block 10 is put in again, and the sealing cover 11 is tightened to seal, the sealing block 10 can prevent the grout from overflowing to the threaded connection part of the sealing cover 11, so that the sealing cover 11 is difficult to open, after grouting and sealing are completed, the screw rod 13 can be twisted, the screw rod 13 moves downwards on the air chamber 12 under the action of the screw thread, the piston 14 is driven to move downwards, the grout in the first sleeve 1 and the second sleeve 2 is pressurized, the grout can be forced to fill all the gaps between the steel bars and the first sleeve 1 and the second sleeve 2, so that the hollows or bubbles are avoided, the solidification efficiency of the grout is improved, the lap joint strength is strengthened, after the grout is solidified, the second sleeve 2 is opened, and the connected steel bars can be taken out, so that the steel wire mesh can be closely adhered to the steel bars, the bubbles between the grout and the first sleeve 1 and the second sleeve 2 can be eliminated, and the bonding force and the strength of the lap joint are improved.
[0024] The above merely illustrates the embodiments of the utility model, and is not used for limiting the utility model. Any equivalent replacement within the principles of the utility model should be included in the protection scope of the utility model. The contents not elaborated in the utility model belong to the prior art known by the technical personnel in the field.
Claims
1. A high efficiency steel bar lapping device for construction work, characterized in that, The utility model relates to a steel bar connecting device, including first sleeve (1), second sleeve (2), card block (3), clamping block (4), limiting column (5), spring (6), connecting assembly and grouting assembly, first sleeve (1) upper side rotationally connected with second sleeve (2) in rear portion, second sleeve (2) is connected with card block (3) in lower portion front side, first sleeve (1) is slidably connected with limiting column (5) in front upper portion, limiting column (5) is connected with clamping block (4) left side, and clamping block (4) is connected with card block (3) and is matched, and spring (6) is connected between limiting column (5) and first sleeve (1), and first sleeve (1) is equipped with the connecting assembly that can be connected to steel bar, and second sleeve (2) is equipped with the grouting assembly that can be into grouting still.
2. The efficient steel bar lapping device for building construction according to claim 1, characterized in that, Clamping block (4) is wedge structure.
3. The efficient steel bar lapping device for building construction according to claim 1, characterized in that, Connecting assembly includes sealing sleeve ring (7), fixed block (8) and steel wire net (9), and first sleeve (1) is placed with sealing sleeve ring (7) in two left and right parts, and sealing sleeve ring (7) is connected with fixed block (8) on the side of each other close, and fixed block (8) is connected with steel wire net (9) between.
4. The efficient steel bar lapping device for building construction according to claim 3, characterized in that, Grouting assembly includes sealing cover (11), air chamber (12), screw rod (13) and piston (14), and second sleeve (2) is screwedly connected with sealing cover (11) on both sides upper sides, and second sleeve (2) is connected with air chamber (12) in upper side in the middle, and air chamber (12) is screwedly connected with screw rod (13), and screw rod (13) is connected with piston (14) lower side.
5. The efficient steel bar lapping device for building construction according to claim 4, characterized in that, Sealing cover (11) is equipped with antiskid line on.
6. The efficient steel bar lapping device for building construction according to claim 5, characterized in that, Screw rod (13) is equipped with knob on.
7. The efficient steel bar lapping device for building construction according to claim 6, characterized in that, Air chamber (12) is opened with air hole.
8. The efficient steel bar lapping device for building construction according to claim 4, characterized in that, Still include sealing block (10), and sealing block (10) is placed between sealing cover (11) and second sleeve (2).