A hand-held pile head steel bar rapid bending device

Abstract

The utility model relates to pile head reinforcing bar bending technical field, and disclose a kind of handheld pile head reinforcing bar fast bending device, solve the problem that handheld pile head reinforcing bar bending device cannot quickly bend pile head reinforcing bar in the process of using, it includes shell, the outside middle part of shell is fixedly installed with control switch, the bottom middle part of shell is fixedly installed with handle, the outside of handle is fixedly installed with antiskid rubber sleeve, the inside of shell is installed with adjusting bending assembly, and the top of adjusting bending assembly extends to the top of shell above, adjusting bending assembly includes first movable frame and two second movable frames, and the top of two second movable frames is inclined structure;The utility model makes that handheld pile head reinforcing bar bending device can quickly bend pile head reinforcing bar in the process of using, it is convenient for operator to operate, improve the efficiency of work, to reach better practicability.

Description

Technical Field

[0001] This utility model belongs to the field of pile head rebar bending technology, specifically a handheld pile head rebar rapid bending device. Background Technology

[0002] The pile head reinforcement is a steel structure placed at the top of the pile during the construction of cast-in-place piles. It mainly bears the functions of tensile strength, bending strength and component connection. At the same time, it enhances the durability of the structure through synergy with concrete. During the construction process, the pile head reinforcement needs to be bent, so a handheld reinforcement bending device is required. However, the handheld pile head reinforcement bending device cannot bend the pile head reinforcement quickly during use, which affects the operation of the workers, reduces the efficiency of the work, and thus does not facilitate better practicality. Utility Model Content

[0003] In view of the above situation and to overcome the defects of the prior art, this utility model provides a handheld pile head rebar quick bending device, which effectively solves the problem that the handheld pile head rebar bending device cannot quickly bend the pile head rebar during use, which affects the operation of the staff, reduces the efficiency of the work, and makes it difficult to achieve better practicality.

[0004] To achieve the above objectives, this utility model provides the following technical solution: a handheld rapid bending device for pile head rebar, comprising a housing, a control switch fixedly installed at the middle of the outer side of the housing, a handle fixedly installed at the middle of the bottom end of the housing, an anti-slip rubber sleeve fixedly installed on the outer side of the handle, an adjusting bending component installed inside the housing, and the top of the adjusting bending component extending above the top of the housing, the adjusting bending component comprising a first movable frame and two second movable frames, the tops of the two second movable frames being inclined structures, a first shaft rotatably installed on the outer side of the top of the first movable frame, and a first bending wheel fixedly installed on the outer side of the first shaft, a second shaft rotatably installed on the outer side of the top of each of the two second movable frames, and a second bending wheel rotatably installed on the outer side of the second shaft, with the first bending wheel located directly above the two second bending wheels.

[0005] Preferably, a first opening is provided through the center of the top of the housing, and a first movable frame is movably installed through the center of the first opening. A second opening is symmetrically provided through the top of the housing, and two second movable frames are movably installed through the center of the two second openings respectively. A hydraulic rod is fixedly installed in the center of the bottom of the housing, and the top of the hydraulic rod is fixedly connected to the center of the bottom of the first movable frame. A movable rack is symmetrically fixedly installed inside the housing and at the bottom of the first movable frame. A transmission gear is meshed with the outer side of the bottom of the two movable racks on the side away from each other. A positioning shaft is fixedly installed through the inside of the transmission gear, and both ends of the positioning shaft are rotatably connected to the inner wall of the housing. A transmission rack is meshed with the side of the transmission gear away from the movable rack, and the transmission rack is fixedly installed on the outer side of the second movable frame. The size of the second opening is adapted to the sum of the cross-sectional areas of the transmission rack and the second movable frame.

[0006] Preferably, a positioning seat is fixedly installed on the outer side of the hydraulic rod, and positioning support rods are fixedly installed at the bottom of both ends of the positioning seat, and the bottom of the positioning support rods is fixedly connected to the bottom of the inner end of the housing.

[0007] Preferably, a movable groove is provided on one side of the first opening, and a positioning sleeve is movably installed inside the movable groove. The positioning sleeve is fixedly installed on the outside of the first movable frame. A positioning vertical rod is slidably installed inside the positioning sleeve, and the top of the positioning vertical rod extends to the top of the positioning sleeve. A circular limiting block is fixedly installed on the top of the positioning vertical rod, and the bottom of the positioning vertical rod extends into the inside of the housing. A support block is fixedly installed on the bottom of the positioning vertical rod, and the support block is fixedly installed on the inner wall of the housing.

[0008] Preferably, a positioning slide sleeve is installed inside the housing and outside the second movable frame. A positioning slide rod is slidably installed inside the positioning slide sleeve and is fixedly installed inside the housing. Positioning slide strips are symmetrically fixedly installed on the inner wall of the positioning slide sleeve. Positioning slide grooves are symmetrically opened on the outer side of the positioning slide rod and the positioning slide strips are slidably installed inside the positioning slide grooves.

[0009] Compared with the prior art, the beneficial effects of this utility model are: 1) During operation, the interaction of the housing, control switch, handle and bending adjustment components enables the handheld pile head rebar bending device to quickly bend the pile head rebar, making it easy for workers to operate, improving work efficiency and thus achieving better practicality. 2) During operation, the interaction of the positioning sleeve, positioning rod, positioning strip and positioning groove makes it easier for the second movable frame to achieve better stability when moving, thereby ensuring that the adjustment bending component can work stably. Attached Figure Description

[0010] The accompanying drawings are provided to further understand the present invention and form part of the specification. They are used together with the embodiments of the present invention to explain the present invention and do not constitute a limitation thereof.

[0011] In the attached diagram: Figure 1 This is a schematic diagram of the structure of a handheld rapid bending device for pile head steel bars according to the present invention; Figure 2 This is a schematic diagram of the internal structure of the shell of this utility model; Figure 3 This is a schematic diagram of the shell structure of this utility model; Figure 4 This is a schematic diagram of the adjustable bending component structure of this utility model; Figure 5 This is a schematic diagram of the disassembled structure of the positioning slide sleeve and positioning slide rod of this utility model.

[0012] In the diagram: 1. Housing; 2. Control switch; 3. Handle; 4. Adjustable bending assembly; 5. First movable frame; 6. Second movable frame; 7. First shaft; 8. First bending wheel; 9. Second shaft; 10. Second bending wheel; 11. First opening; 12. Second opening; 13. Hydraulic rod; 14. Movable rack; 15. Transmission gear; 16. Positioning shaft; 17. Transmission rack; 18. Positioning seat; 19. Positioning support rod; 20. Movable groove; 21. Positioning sleeve; 22. Positioning vertical rod; 23. Circular limit block; 24. Support block; 25. Positioning sliding sleeve; 26. Positioning sliding rod; 27. Positioning sliding bar; 28. Positioning sliding groove. Detailed Implementation

[0013] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present utility model. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. All other embodiments obtained by those skilled in the art based on the embodiments of the present utility model without creative effort are within the protection scope of the present utility model.

[0014] Example 1, by Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5The present invention relates to a handheld pile head rebar quick bending device, comprising a housing 1, a control switch 2 fixedly installed on the middle of the outer side of the housing 1, a handle 3 fixedly installed on the middle of the bottom end of the housing 1, an anti-slip rubber sleeve fixedly installed on the outer side of the handle 3, and an adjusting bending component 4 installed inside the housing 1, with the top of the adjusting bending component 4 extending above the top of the housing 1. The adjusting bending assembly 4 includes a first movable frame 5 and two second movable frames 6, with the tops of the two second movable frames 6 having an inclined structure. A first shaft 7 is rotatably mounted on the outer side of the top of the first movable frame 5, and a first bending wheel 8 is fixedly mounted on the outer side of the first shaft 7. A second shaft 9 is rotatably mounted on the outer side of the top of each of the two second movable frames 6, and a second bending wheel 10 is rotatably mounted on the outer side of the second shaft 9. The first bending wheel 8 is located directly above the two second bending wheels 10. A first opening 11 is formed through the middle of the top of the housing 1, and the first movable frame 5 is movably installed through the first opening 11. A movable groove 20 is formed on one side of the first opening 11, and a positioning sleeve 21 is movably installed through the movable groove 20. Positioning sleeve 21 is fixedly installed on the outside of the first movable frame 5. Positioning vertical rod 22 is slidably installed inside the positioning sleeve 21, and the top of the positioning vertical rod 22 extends to the top of the positioning sleeve 21. A circular limiting block 23 is fixedly installed on the top of the positioning vertical rod 22, and the bottom of the positioning vertical rod 22 extends into the inside of the housing 1. A support block 24 is fixedly installed on the bottom of the positioning vertical rod 22, and the support block 24 is fixedly installed on the inner wall of the housing 1. During use, through the interaction of the movable groove 20, positioning sleeve 21, positioning vertical rod 22, circular limiting block 23 and support block 24, the first movable frame 5 can achieve better stability when moving, thereby ensuring that the first bending machine wheel 8 can stably perform steel bar bending operation. The top of the housing 1 is symmetrically provided with a second opening 12, and two second movable frames 6 are respectively movably installed inside the two second openings 12. A positioning sleeve 25 is installed inside the housing 1 and outside the second movable frame 6. A positioning slide rod 26 is slidably installed inside the positioning sleeve 25 and fixedly installed inside the housing 1. A positioning slide strip 27 is symmetrically fixedly installed on the inner wall of the positioning sleeve 25. A positioning slide groove 28 is symmetrically provided on the outer side of the positioning slide rod 26, and the positioning slide strip 27 is slidably installed inside the positioning slide groove 28. In use, through the interaction of the positioning sleeve 25, positioning slide rod 26, positioning slide strip 27 and positioning slide groove 28, the second movable frame 6 can achieve better stability when moving, thereby ensuring that the adjusting bending component 4 can work stably. A hydraulic rod 13 is fixedly installed at the center of the bottom of the inner part of the housing 1, and the top of the hydraulic rod 13 is fixedly connected to the center of the bottom of the first movable frame 5. A positioning seat 18 is fixedly installed on the outer side of the hydraulic rod 13, and positioning support rods 19 are fixedly installed at the bottom of both ends of the positioning seat 18. The bottom of the positioning support rods 19 is fixedly connected to the inner bottom of the housing 1. During use, the interaction between the positioning seat 18 and the positioning support rods 19 enables the hydraulic rod 13 to achieve better stability inside the housing 1, thereby facilitating stable driving operation. A movable rack 14 is symmetrically fixedly installed at the bottom of the first movable frame 5. A transmission gear 15 is meshed with the outer side of the bottom end of the two movable racks 14 on the side away from each other. A positioning shaft 16 is fixedly installed inside the transmission gear 15, and both ends of the positioning shaft 16 are rotatably connected to the inner wall of the housing 1. A transmission rack 17 is meshed with the side of the transmission gear 15 away from the movable rack 14, and the transmission rack 17 is fixedly installed on the outer side of the second movable frame 6. The size of the second opening 12 is adapted to the sum of the cross-sectional areas of the transmission rack 17 and the second movable frame 6.

[0015] In use, the interaction of the housing 1, control switch 2, handle 3, and adjusting bending component 4 enables the handheld pile head rebar bending device to quickly bend the pile head rebar, facilitating operation and improving work efficiency, thus achieving better practicality. The interaction of the positioning sleeve 25, positioning rod 26, positioning strip 27, and positioning groove 28 enables the second movable frame 6 to achieve better stability during movement, thereby ensuring that the adjusting bending component 4 can work stably.

[0016] Working principle: During operation, the pile head rebar to be bent is placed between the first bending machine wheel 8 and the two second bending machine wheels 10. Then, the hydraulic rod 13 is activated to drive the first movable frame 5 downward. The first movable frame 5 drives the first shaft 7 downward, and the first shaft 7 drives the first bending machine wheel 8 downward. At the same time, the first movable frame 5 drives the positioning sleeve 21 to slide downward on the outside of the positioning vertical rod 22, which can ensure better stability of the first movable frame 5 during movement. Simultaneously, the first movable frame 5 drives the two movable racks 14 downward, the movable racks 14 drive the transmission gear 15 to rotate, the transmission gear 15 drives the transmission rack 17 upward, the transmission rack 17 drives the second movable frame 6 upward, and the second movable frame 6 drives the fixed... The positioning sleeve 25 slides on the outside of the positioning slide rod 26. The positioning sleeve 25 drives the positioning slide bar 27 to slide inside the positioning groove 28, which can ensure better stability of the second movable frame 6 when it moves. At the same time, the second movable frame 6 drives the second shaft 9 to move upward, and the second shaft 9 drives the second bending machine wheel 10 to move upward. At this time, the first bending machine wheel 8 moves downward, and the two second bending machine wheels 10 move upward. Through the movement of the first bending machine wheel 8 and the two second bending machine wheels 10, the pile head steel bar is quickly bent. This allows the handheld pile head steel bar bending device to quickly bend the pile head steel bar during use, which is convenient for workers to operate, improves work efficiency, and thus achieves better practicality.

Claims

1. A handheld rapid bending device for pile head reinforcing bars, comprising a housing (1), characterized in that: A control switch (2) is fixedly installed on the middle of the outer side of the housing (1). A handle (3) is fixedly installed on the middle of the bottom end of the housing (1). An anti-slip rubber sleeve is fixedly installed on the outer side of the handle (3). An adjusting bending assembly (4) is installed inside the housing (1). The top of the adjusting bending assembly (4) extends to the top of the housing (1). The adjusting bending assembly (4) includes a first movable frame (5) and two second movable frames (6). The tops of the two second movable frames (6) are inclined. A first shaft (7) is rotatably installed on the outer side of the top of the first movable frame (5). A first bending wheel (8) is fixedly installed on the outer side of the first shaft (7). A second shaft (9) is rotatably installed on the outer side of the top of each of the two second movable frames (6). A second bending wheel (10) is rotatably installed on the outer side of the second shaft (9). The first bending wheel (8) is located directly above the two second bending wheels (10).

2. The handheld rapid bending device for pile head reinforcement according to claim 1, characterized in that: The top center of the housing (1) has a first opening (11) through which a first movable frame (5) is movably installed through the first opening (11). The top of the housing (1) has a second opening (12) symmetrically through which two second movable frames (6) are movably installed through the two second openings (12). A hydraulic rod (13) is fixedly installed at the bottom center of the housing (1), and the top of the hydraulic rod (13) is fixedly connected to the bottom center of the first movable frame (5). Movable teeth are symmetrically fixedly installed inside the housing (1) at the bottom of the first movable frame (5). The two movable racks (14) are connected to a transmission gear (15) on the outer side of their bottom ends, which are far apart from each other. A positioning shaft (16) is fixedly installed inside the transmission gear (15), and both ends of the positioning shaft (16) are rotatably connected to the inner wall of the housing (1). A transmission rack (17) is connected to the side of the transmission gear (15) away from the movable rack (14), and the transmission rack (17) is fixedly installed on the outer side of the second movable frame (6). The size of the second opening (12) is adapted to the sum of the cross-sectional areas of the transmission rack (17) and the second movable frame (6).

3. The handheld rapid bending device for pile head reinforcement according to claim 2, characterized in that: A positioning seat (18) is fixedly installed on the outside of the hydraulic rod (13). Positioning support rods (19) are fixedly installed at the bottom of both ends of the positioning seat (18), and the bottom of the positioning support rods (19) is fixedly connected to the bottom of the inner end of the housing (1).

4. The handheld rapid bending device for pile head reinforcement according to claim 2, characterized in that: A movable groove (20) is provided on one side of the first opening (11). A positioning sleeve (21) is installed inside the movable groove (20) and fixedly installed on the outside of the first movable frame (5). A positioning vertical rod (22) is slidably installed inside the positioning sleeve (21). The top of the positioning vertical rod (22) extends to the top of the positioning sleeve (21). A circular limiting block (23) is fixedly installed on the top of the positioning vertical rod (22). The bottom of the positioning vertical rod (22) extends to the inside of the housing (1). A support block (24) is fixedly installed on the bottom of the positioning vertical rod (22) and fixedly installed on the inner wall of the housing (1).

5. A handheld rapid bending device for pile head reinforcement according to claim 2, characterized in that: A positioning slide sleeve (25) is installed inside the housing (1) and outside the second movable frame (6). A positioning slide rod (26) is slidably installed inside the positioning slide sleeve (25), and the positioning slide rod (26) is fixedly installed inside the housing (1). A positioning slide strip (27) is symmetrically fixedly installed on the inner wall of the positioning slide sleeve (25). A positioning slide groove (28) is symmetrically opened on the outer side of the positioning slide rod (26), and the positioning slide strip (27) is slidably installed inside the positioning slide groove (28).

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