External protective support for construction engineering

Abstract

The utility model relates to the technical field of building construction, and discloses an external protective support for construction engineering, including a guardrail, a top seat is fixedly installed on the top of the guardrail, a base is fixedly installed on the bottom of the guardrail, a positioning seat is movably installed on the base, a connecting component is arranged between every two adjacent guardrails, a movable pull rod is slidably installed on the top seat at the tail end, a threaded sleeve is rotatably installed on one end of the movable pull rod, and a leveling component is arranged on the guardrail. The utility model is provided with a connecting component, and while adjusting the angle of the guardrail, the connecting shaft plate rotates and drives the movable gear to rotate synchronously, the positioning gear and the movable gear mesh with each other and rotate synchronously, and when the adjustment is in place, the movable gear rotates in place, and the rotating bolt presses the positioning gear to realize the positioning of the positioning gear and the movable gear, thereby ensuring the overall stability of the bracket and improving the overall use effect.

Description

Technical Field

[0001] The utility model relates to the technical field of building construction, in particular to an external protective bracket for building engineering construction. Background Art

[0002] Usually there are many foundation pits or shafts at the construction site. During construction, protective brackets are needed to fence the perimeter of the foundation pits and shafts to avoid unexpected situations.

[0003] Usually the foundation pit is square or arc-shaped, and the shaft is generally arc-shaped. The protective support used on the construction site is generally formed by building up multiple steel pipes on site. When encountering pits of different shapes, steel pipes of different shapes are required to be suitable for the actual construction conditions on site. The overall use effect needs to be further improved.

[0004] For this purpose, we propose an external protective support for construction engineering. Utility Model Content

[0005] The utility model mainly solves the technical problems existing in the above-mentioned prior art and provides an external protective bracket for construction engineering.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: an external protective support for construction engineering, comprising a guardrail, a top seat is fixedly installed on the top of the guardrail, a base is fixedly installed on the bottom of the guardrail, a positioning seat is movably installed on the base, a connecting component is arranged between every two adjacent guardrails, a movable pull rod is slidably installed on the top seat at the tail end, a threaded sleeve is rotatably installed on one end of the movable pull rod, and a leveling component is arranged on the guardrail;

[0007] The connecting assembly is a connecting shaft plate, which is movably installed between two adjacent top seats and two adjacent bases. A movable gear and a positioning gear for positioning are arranged on the connecting shaft plate.

[0008] Preferably, the positioning seat is connected to the ground via a pin, a threaded hole matched with a threaded sleeve is provided on the top seat at the head end, and the threaded sleeve is threadedly connected to the threaded hole.

[0009] Preferably, one end of the connecting shaft plate is fixedly connected to the front top seat and the base, and the other end of the connecting shaft plate is rotatably connected to the rear top seat and the base.

[0010] Preferably, the movable gear is fixedly mounted on the movable end of the connecting shaft plate, the movable gear is threadedly connected to the connecting shaft plate by bolts, the positioning gear is rotatably mounted on one side of the movable gear, the positioning gear and the movable gear are meshed with each other, and the positioning gear is threadedly connected to the top seat by bolts.

[0011] Preferably, the leveling assembly includes a balancing frame 1, which is movably mounted on one side of the guardrail, a balancing frame 2 is movably mounted on the side of the guardrail opposite to the balancing frame 1, an adjustment groove for connecting the balancing frame 1 and the balancing frame 2 is opened on the guardrail, the balancing frame 1 and the balancing frame 2 are movably connected with the adjustment groove, three groups of fixing components are arranged between the balancing frame 1 and the balancing frame 2, a threaded sleeve is fixedly mounted on the guardrail, a threaded shaft is movably mounted on the threaded sleeve, the threaded shaft is threadedly connected to the threaded sleeve, and a pressing sleeve is rotatably mounted on the bottom of the threaded shaft.

[0012] Preferably, the fixing assembly comprises a mounting sleeve, which is fixedly mounted on the balancing frame 1, a connecting shaft is fixedly mounted on the balancing frame 2, two anti-slip blocks are movably mounted on the connecting shaft, and a spring is fixedly mounted on the connecting shaft.

[0013] Preferably, the connecting shaft is movably connected to the mounting sleeve, the mounting sleeve is provided with a card hole adapted to the anti-dropping block, one end of the spring is fixedly connected to the anti-dropping block, a positioning short shaft is fixedly installed on the connecting shaft, the positioning short shaft is sleeved with the spring, and the positioning short shaft is sleeved with the anti-dropping block.

[0014] The utility model provides an external protective bracket for construction engineering, which has the following improvements and advantages compared with the prior art: by providing a connecting component, a plurality of guardrails are connected to each other through a top seat, a base and a connecting shaft plate, and every two adjacent guardrails are movably connected through the top seat, the base and the connecting shaft plate. When installed on site, the position and angle of each guardrail can be flexibly adjusted according to the actual situation of the pit. While adjusting the angle of the guardrail, the connecting shaft plate rotates and drives the movable gear to rotate synchronously, and the positioning gear and the movable gear mesh with each other and rotate synchronously. When the adjustment is in place, the movable gear rotates into place, and the rotating bolt presses the positioning gear to realize the positioning of the positioning gear and the movable gear, thereby ensuring the overall stability of the bracket and improving the overall use effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the implementation of the utility model or the technical solution in the prior art, the following is a brief introduction to the drawings required for the implementation or the prior art description. Obviously, the drawings described below are only exemplary, and for ordinary technicians in this field, other implementation drawings can be derived from the provided drawings without creative work.

[0016] Figure 1 This is a schematic diagram of the structure of an external protective support for construction engineering proposed by the utility model;

[0017] Figure 2 for Figure 1 The enlarged schematic diagram of point A in the middle;

[0018] Figure 3 A schematic diagram of the bending state of an external protective support for construction engineering proposed by the utility model;

[0019] Figure 4 This is a schematic diagram of the top view of an external protective support for construction engineering proposed by the utility model;

[0020] Figure 5 for Figure 4 The enlarged schematic diagram of point B in the middle;

[0021] Figure 6 This is a schematic diagram of the installation of a balance frame 1 and a balance frame 2 in an external protective support for construction engineering proposed by the utility model;

[0022] Figure 7 The utility model is a structural schematic diagram of a fixing component in an external protective support for construction engineering.

[0023] Legend:

[0024] 1. Guardrail; 2. Top seat; 3. Base; 4. Adjustment slot; 5. Positioning seat; 6. Threaded sleeve; 7. Movable pull rod; 8. Threaded sleeve; 9. Balancing frame one; 10. Balancing frame two; 11. Threaded shaft; 12. Pressing sleeve; 13. Movable gear; 14. Positioning gear; 15. Connecting shaft plate; 16. Mounting sleeve; 17. Connecting shaft; 18. Anti-slip block; 19. Spring. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] An external protective support for construction engineering, such as Figure 1 - Figure 7As shown, it includes a guardrail 1, which is welded by two vertical columns and two horizontal shafts. The number of guardrails 1 can be increased or decreased according to the size of the foundation pit or well pit on site. A top seat 2 is fixedly installed on the top of the guardrail 1, and a base 3 is fixedly installed on the bottom of the guardrail 1. A positioning seat 5 is movably installed on the base 3. The positioning seat 5 can be increased or decreased according to the actual situation on site. The positioning seat 5 is connected to the ground through pins. A connecting component is arranged between every two adjacent guardrails 1, and the connecting component can realize the connection between adjacent top seats 2 and bases 3. A movable pull rod 7 is slidably installed on the top seat 2 at the tail end, and a threaded sleeve 8 is rotatably installed on one end of the movable pull rod 7. A threaded hole matched with the threaded sleeve 8 is opened on the top seat 2 at the head end, and the threaded sleeve 8 and The threaded hole is threadedly connected, and a leveling component is provided on the guardrail 1, which can be increased or decreased according to the actual situation on site; by providing a connecting component, when encountering a foundation pit or a well pit at the construction site, the number of guardrails 1 can be appropriately increased or decreased according to the size of the foundation pit or the well pit on site, and multiple guardrails 1 are connected by connecting components, and the connecting components can realize flexible adjustment of the angles of multiple guardrails 1. When performing pit protection, the guardrail 1 can be flexibly adjusted according to the shape and position of the pit on site to ensure that multiple guardrails 1 can be enclosed around the pit, thereby improving the overall convenience of use. At the same time, when installing the guardrail 1, the height of multiple guardrails 1 can be flexibly adjusted by using the leveling component according to the flatness of the ground on site to ensure the overall balance of the bracket and improve the overall use effect.

[0027] Furthermore, the connecting component includes a connecting shaft plate 15, which is movably installed between two adjacent top seats 2 and two adjacent bases 3. One end of the connecting shaft plate 15 is fixedly connected to the previous top seat 2 and the base 3, and the other end of the connecting shaft plate 15 is rotatably connected to the rear top seat 2 and the base 3. A movable gear 13 is fixedly installed on the movable end of the connecting shaft plate 15, and the movable gear 13 is threadedly connected to the connecting shaft plate 15 by bolts. A positioning gear 14 is rotatably installed on one side of the movable gear 13, and the positioning gear 14 is meshed with the movable gear 13. The positioning gear 14 is threadedly connected to the top seat 2 by bolts. The positioning gear 14 can be pressed on the top seat 2 by bolts and meshed with the movable gear 13 to limit the movable gear 13. When the connecting shaft plate 15 rotates, it drives the movable gear 13 to rotate synchronously, and the positioning gear 14 is meshed with the movable gear 13 and Synchronous rotation, after the movable gear 13 rotates into place, the rotating bolt presses the positioning gear 14 to achieve the positioning of the positioning gear 14 and the movable gear 13; by providing a connecting component, multiple guardrails 1 are connected to each other through the top seat 2, the base 3 and the connecting shaft plate 15, and every two adjacent guardrails 1 are movably connected through the top seat 2, the base 3 and the connecting shaft plate 15. During on-site installation, the position and angle of each guardrail 1 can be flexibly adjusted according to the actual situation of the pit. While adjusting the angle of the guardrail 1, the connecting shaft plate 15 rotates and drives the movable gear 13 to rotate synchronously, and the positioning gear 14 and the movable gear 13 mesh with each other and rotate synchronously. When adjusted into place, the movable gear 13 rotates into place, and the rotating bolt presses the positioning gear 14 to achieve the positioning of the positioning gear 14 and the movable gear 13, thereby ensuring the overall stability of the bracket and improving the overall use effect.

[0028] Furthermore, the leveling component includes a balance frame 19, which is movably installed on one side of the guardrail 1. The number of balance frames 19 can be increased or decreased according to the on-site construction conditions. A balance frame 2 10 is movably installed on the side of the guardrail 1 opposite to the balance frame 19. When encountering uneven ground, the heights of the balance frames 19 and 10 can be flexibly adjusted to ensure that the balance frames 19 and 10 are in contact with the ground to achieve the balance of the entire support. An adjustment slot 4 for connecting the balance frames 19 and 10 is provided on the guardrail 1. The balance frames 19 and 10 are movably connected to the adjustment slot 4. Three sets of fixing components are arranged between the balance frames 19 and 10. The fixing components can connect and fix the balance frames 19 and 10. A threaded sleeve 6 is fixedly installed on the guardrail 1, and a threaded sleeve 6 is movably installed on the threaded sleeve 6 A threaded shaft 11 is provided, the threaded shaft 11 is threadedly connected with the threaded sleeve 6, and a pressing sleeve 12 is rotatably installed at the bottom of the threaded shaft 11, and the pressing sleeve 12 can cooperate with the fixing assembly to realize the positioning of the leveling assembly; by providing the leveling assembly, when encountering uneven ground during the installation of the guardrail 1, the number of balancing frames 1 9 and 10 can be flexibly increased or decreased according to the unevenness of the ground on site, and the balancing frames 1 9 and 10 are placed on the uneven position of the ground and assembled with each other, and the heights of the balancing frames 1 9 and 10 are adjusted according to the unevenness of the ground to ensure that the balancing frames 1 9 and 10 are in contact with the ground, and after contact, the threaded shaft 11 is rotated to drive the pressing sleeve 12 to cooperate with the fixing assembly to press the balancing frames 1 9 and 10 tightly on the ground, so as to realize flexible adjustment of the overall balance of the bracket.

[0029] Further, the fixing assembly includes a mounting sleeve 16, which is fixedly mounted on the balancing frame 1 9, and the mounting sleeve 16 is a hollow structure. A connecting shaft 17 is fixedly mounted on the balancing frame 10, and the connecting shaft 17 is movably connected to the mounting sleeve 16. Two anti-slip blocks 18 are movably mounted on the connecting shaft 17, and a card hole matching the anti-slip block 18 is opened on the mounting sleeve 16. A spring 19 is fixedly mounted on the connecting shaft 17, and one end of the spring 19 is fixedly connected to the anti-slip block 18. A positioning short shaft is fixedly mounted on the connecting shaft 17, and the positioning short shaft is connected to the spring 1 9 is sleeved, and the positioning short shaft is sleeved with the anti-slip block 18; by providing a fixing component, when the balancing frame 1 9 and the balancing frame 2 10 are assembled, the connecting shaft 17 is sleeved into the interior of the mounting sleeve 16, and the anti-slip block 18 is compressed and slides toward the side of the connecting shaft 17. When the anti-slip block 18 moves to a position relative to the clamping hole on the mounting sleeve 16, the anti-slip block 18 is clamped into the interior of the clamping hole under the elastic force of the spring 19 to fix the connecting shaft 17 and the mounting sleeve 16, thereby realizing the rapid splicing of the balancing frame 1 9 and the balancing frame 2 10.

[0030] The working principle of the utility model is as follows: a plurality of guardrails 1 are connected to each other through a top seat 2, a base 3 and a connecting shaft plate 15, and every two adjacent guardrails 1 are movably connected through the top seat 2, the base 3 and the connecting shaft plate 15. When installed on site, the position and angle of each guardrail 1 can be flexibly adjusted according to the actual situation of the pit hole. While adjusting the angle of the guardrail 1, the connecting shaft plate 15 rotates and drives the movable gear 13 to rotate synchronously, and the positioning gear 14 and the movable gear 13 mesh with each other and rotate synchronously. When the adjustment is in place, the movable gear 13 rotates in place, and the rotating bolt presses the positioning gear 14 to realize the positioning of the positioning gear 14 and the movable gear 13. When an uneven ground is encountered during the installation of the guardrail 1, the number of the balance frame 1 9 and the balance frame 2 10 can be flexibly increased or decreased according to the unevenness of the ground on site. Measure, and place balancing frame 1 9 and balancing frame 2 10 at an uneven position on the ground and assemble them together. When assembling balancing frame 1 9 and balancing frame 2 10, the connecting shaft 17 is inserted into the interior of the mounting sleeve 16. At this time, the anti-slip block 18 is compressed and slides to the side of the connecting shaft 17. When the anti-slip block 18 moves to a relative position with the clamping hole on the mounting sleeve 16, the anti-slip block 18 is clamped into the interior of the clamping hole under the elastic force of the spring 19 to fix the connecting shaft 17 and the mounting sleeve 16, thereby realizing the rapid splicing of balancing frame 1 9 and balancing frame 2 10. The height of balancing frame 1 9 and balancing frame 2 10 is adjusted according to the unevenness of the ground to ensure that balancing frame 1 9 and balancing frame 2 10 are in contact with the ground. After contact, the threaded shaft 11 is rotated to drive the pressing sleeve 12 to cooperate with the fixing assembly to press balancing frame 1 9 and balancing frame 2 10 tightly on the ground.

[0031] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. An external protective support for construction engineering, comprising a protective fence (1), characterized in that: The top of the guardrail (1) is fixedly mounted with a top seat (2), the bottom of the guardrail (1) is fixedly mounted with a base (3), a positioning seat (5) is movably mounted on the base (3), a connecting component is provided between every two adjacent guardrails (1), a movable pull rod (7) is slidably mounted on the top seat (2) at the rear end, a threaded sleeve (8) is rotatably mounted on one end of the movable pull rod (7), and a leveling component is provided on the guardrail (1); The connecting assembly is a connecting shaft plate (15), which is movably mounted between two adjacent top seats (2) and two adjacent bases (3), and a movable gear (13) and a positioning gear (14) for positioning are arranged on the connecting shaft plate (15).

2. The external protective support for construction engineering according to claim 1 is characterized in that: The positioning seat (5) is connected to the ground via a pin, and a threaded hole matching the threaded sleeve (8) is provided on the top seat (2) at the head end, and the threaded sleeve (8) is threadedly connected to the threaded hole.

3. The external protective support for construction engineering according to claim 1 is characterized in that: One end of the connecting shaft plate (15) is fixedly connected to the front top seat (2) and the base (3), and the other end of the connecting shaft plate (15) is rotatably connected to the rear top seat (2) and the base (3).

4. The external protection bracket for construction engineering according to claim 1 is characterized in that: The movable gear (13) is fixedly mounted on the movable end of the connecting shaft plate (15), the movable gear (13) is threadedly connected to the connecting shaft plate (15) via bolts, the positioning gear (14) is rotatably mounted on one side of the movable gear (13), the positioning gear (14) and the movable gear (13) are meshed with each other, and the positioning gear (14) is threadedly connected to the top seat (2) via bolts.

5. The external protective support for construction engineering according to claim 1 is characterized in that: The leveling assembly comprises a balancing frame (9), wherein the balancing frame (9) is movably mounted on one side of the guardrail (1), and a balancing frame (10) is movably mounted on the side of the guardrail (1) opposite to the balancing frame (9). An adjusting groove (4) for connecting the balancing frame (9) and the balancing frame (10) is provided on the guardrail (1). The balancing frame (9) and the balancing frame (10) are movably connected to the adjusting groove (4). Three groups of fixing assemblies are arranged between the balancing frame (9) and the balancing frame (10). A threaded sleeve (6) is fixedly mounted on the guardrail (1), and a threaded shaft (11) is movably mounted on the threaded sleeve (6). The threaded shaft (11) is threadedly connected to the threaded sleeve (6), and a pressing sleeve (12) is rotatably mounted on the bottom of the threaded shaft (11).

6. The external protection support for construction engineering according to claim 5 is characterized in that: The fixing assembly comprises a mounting sleeve (16), the mounting sleeve (16) is fixedly mounted on the balancing frame 1 (9), a connecting shaft (17) is fixedly mounted on the balancing frame 2 (10), two anti-dropping blocks (18) are movably mounted on the connecting shaft (17), and a spring (19) is fixedly mounted on the connecting shaft (17).

7. The external protection support for construction engineering according to claim 6 is characterized by: The connecting shaft (17) is movably connected to the mounting sleeve (16); a clamping hole matched with the anti-slip block (18) is provided on the mounting sleeve (16); one end of the spring (19) is fixedly connected to the anti-slip block (18); a positioning short shaft is fixedly installed on the connecting shaft (17); the positioning short shaft is sleeved with the spring (19), and the positioning short shaft is sleeved with the anti-slip block (18).

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