Civil engineering safety support

Abstract

The utility model provides a civil engineering safety support which comprises a double-layer plate, a bearing of the double-layer plate is connected with a central shaft of a group of gears; the mounting seats are respectively connected with guide cross rods, each guide cross rod is respectively arranged in a circular plate on the lower side of the double-layer plate, each mounting seat is respectively connected with a threaded cylinder through a bearing, and at least one side of each mounting seat is respectively connected with a guide cylinder; the group of fixing seats are respectively connected with supporting rods, each supporting rod is respectively connected with a contact circular plate, each fixing seat is respectively connected with a screw rod, and each screw rod is respectively in threaded connection with the corresponding threaded cylinder. The utility model relates to the technical field of civil engineering, in particular to a civil engineering safety support. In order to overcome the defects in the prior art, the civil engineering safety support is developed, the civil engineering safety support can be adjusted according to a supporting area, and the size of an area formed by the contact circular plates and the height of the contact circular plates are adjusted so as to support a building.

Description

Technical Field

[0001] The utility model relates to the technical field of civil engineering, in particular to a civil engineering safety bracket. Background Art

[0002] In civil engineering construction, supports are needed to support buildings. Most of the construction supports currently used are supported by supports as the main body. The height of the supports is difficult to adjust. When supporting buildings of different heights, it is troublesome to adjust the construction supports, which brings inconvenience to workers.

[0003] Existing technology, such as a utility model of a civil engineering construction support, authorization announcement number CN211597846U. It avoids the difficulty of adjusting the height of the construction support and cannot be used for buildings of different heights, making the use of the construction support less limited, while making the operation more convenient, and improving the stability of the support, thereby improving the safety of use.

[0004] Currently, there is still a lack of a device that can be adjusted according to the supporting area, so as to facilitate the adjustment of the size of the area composed of the contact circular plate and the height of the contact circular plate, so as to support buildings of different heights.

[0005] Therefore, in view of the above problems, a civil engineering safety support is proposed to solve the above problems. Utility Model Content

[0006] The utility model aims at the deficiencies of the prior art and develops a civil engineering safety bracket. The utility model can be adjusted according to the supporting area, the size of the area composed of the contact circular plate and the height of the contact circular plate to achieve support for the building.

[0007] The technical solution of the utility model to solve the technical problem is as follows: the utility model provides a civil engineering safety bracket, including: a double-layer plate, the double-layer plate is connected to the central axis of a group of gears by bearings; a group of mounting seats, respectively connected to guide cross bars, each of the guide cross bars is respectively arranged in the lower circular plate of the double-layer plate, each of the mounting seats is respectively connected to a threaded cylinder by bearings, and at least one side of each of the mounting seats is respectively connected to a guide cylinder; a group of fixing seats, respectively connected to support rods, each of the support rods is respectively connected to a contact circular plate, each of the fixing seats is respectively connected to a screw, each of the screws is respectively threadedly connected to the corresponding threaded cylinder, each of the guide cylinders is respectively provided with a guide vertical rod, and each of the guide vertical rods is respectively connected to the corresponding fixing seats. The lower circular plate of the double-layer plate is provided with an oblong hole matching the guide cross bar, so that the size of the contact circular plate composition area can be adjusted, which is convenient for supporting in a narrow area of ​​a building.

[0008] As an optimization, the central axis of each gear and each threaded cylinder are respectively connected to the central axis of the rotating wheel, the central axis of each rotating wheel is respectively connected to one end of the connecting rod by a bearing, the other end of each connecting rod is respectively connected to the central axis of the double rotating wheels by a bearing, one end of the two sets of synchronous belts surrounds the corresponding rotating wheels, and the other end of each synchronous belt surrounds the corresponding rotating wheels of the double rotating wheels. By adopting the connecting rod rotation connection method, it is ensured that when the composition area of ​​the contact circular plate changes, a set of contact circular plates can also move synchronously.

[0009] As an optimization, the double-layer plate is fixedly connected to a motor, the output shaft of the motor passes through the lower circular plate of the double-layer plate, the output shaft of the motor is fixedly connected to a power gear, and a group of the gears are respectively meshed with the power gears. By adopting gear meshing and driven by a motor, a group of contact circular plates can achieve synchronous movement.

[0010] As an optimization, the lower circular plate of the double-layer plate is connected to the push rods of symmetrical hydraulic rods, each of the hydraulic rods is respectively connected to the bottom plate, the bottom plate is connected to a group of symmetrical hinge connecting plates, each of the mounting seats is respectively connected to a U-shaped shaft, each of the U-shaped shafts is respectively rotatably connected to the upper end of the lower connecting rod, and the lower end of each of the lower connecting rods is respectively rotatably connected to the corresponding hinge connecting plate. By adopting hydraulic rods and connecting rod rotation connection, the contact circular plate composition area changes and the double-layer plate moves in the height direction at the same time.

[0011] As an optimization, the lower circular plate of the double-layer plate is connected to a controller, and the hydraulic rod and the motor are electrically connected to the controller respectively. By adopting the controller, it is convenient to control the hydraulic rod and the motor.

[0012] As an optimization, the lower circular plate of the double-layer plate is connected to a first distance measuring sensor, and the first distance measuring sensor is electrically connected to the controller. By adopting the first distance measuring sensor, the hydraulic rod is prevented from extending too much, causing the guide cross bar to separate from the lower circular plate of the double-layer plate.

[0013] As an optimization, at least one of the fixing seats is connected to a second distance measuring sensor, and the second distance measuring sensor is electrically connected to the controller. By adopting the second distance measuring sensor, the screw is prevented from being separated from the threaded barrel.

[0014] The effects provided in the utility model content are only the effects of the embodiments, not all the effects of the utility model. The above technical solution has the following advantages or beneficial effects:

[0015] (1) This device supports buildings of different heights by using a height-adjustable contact circular plate.

[0016] (2) The size of the contact circular plate area of ​​the device is adjustable, which is convenient for supporting in a small building area.

[0017] (3) This device adopts the method of connecting rod rotation connection, synchronous belt mechanism transmission and gear meshing transmission. Driven by the motor, it can realize the synchronous adjustment of a group of contact circular plates, which is easy to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] The accompanying drawings are used to provide a further understanding of the present invention and constitute a 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 to the present invention.

[0019] Figure 1 The three-dimensional structure of the utility model is shown in FIG. Figure 1 .

[0020] Figure 2 The three-dimensional structure of the utility model is shown in FIG. Figure 2 .

[0021] Figure 3 It is a schematic diagram of the local three-dimensional structure of the utility model Figure 1 .

[0022] Figure 4 It is a schematic diagram of the local three-dimensional structure of the utility model Figure 2 .

[0023] Figure 5 It is a schematic diagram of the local three-dimensional structure of the utility model Figure 3 .

[0024] Figure 6 The three-dimensional structure of the utility model is shown in FIG. Figure 3 .

[0025] In the figure: 1. double-layer plate, 2. motor, 3. lower connecting rod, 4. bottom plate, 5. power gear, 6. first distance measuring sensor, 7. controller, 8. hydraulic rod, 9. hinge connecting plate, 10. contact circular plate, 11. support rod, 12. fixed seat, 13. second distance measuring sensor, 14. screw, 15. guide vertical rod, 16. gear, 17. connecting rod, 18. double rotating wheels, 19. synchronous belt, 20. guide cross bar, 21. threaded cylinder, 22. guide cylinder, 23. mounting seat, 24. U-shaped shaft, 25. rotating wheel. DETAILED DESCRIPTION

[0026] In order to clearly illustrate the technical features of this solution, the utility model is described in detail below through specific implementation methods and in combination with the accompanying drawings. The disclosure below provides many different embodiments or examples for realizing different structures of the utility model. In order to simplify the disclosure of the utility model, the components and settings of specific examples are described below. In addition, the utility model can repeat reference numbers and / or letters in different examples. This repetition is for the purpose of simplification and clarity, and does not itself indicate the relationship between the various embodiments and / or settings discussed. It should be noted that the components illustrated in the accompanying drawings are not necessarily drawn to scale. The utility model omits the description of known components and processing technologies and processes to avoid unnecessary limitations on the utility model. The terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inside", "outside" and the like indicate the orientation or position relationship based on the orientation or position relationship shown in the accompanying drawings, which is only for the convenience of describing the utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the utility model. In addition, the terms "first", "second", and "third" are used for descriptive purposes only and should not be understood as indicating or implying relative importance. In the description of the present utility model, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be internal communication between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0027] like Figures 1 to 6 As shown, embodiment 1: a civil engineering safety support, comprising: a double-layer plate 1, the double-layer plate 1 is bearing-connected to the central axis of a group of gears 16; a group of mounting seats 23, respectively connected to the guide crossbar 20, each of the guide crossbar 20 is respectively arranged in the lower circular plate of the double-layer plate 1, each of the mounting seats 23 is bearing-connected to the threaded cylinder 21, and at least one side of each of the mounting seats 23 is respectively connected to the guide cylinder 22; a group of fixing seats 12, respectively connected to the support rod 11, each of the support rod 11 is respectively connected to the contact circular plate 10, each of the fixing seats 12 is respectively connected to the screw rod 14, each of the screw rod 14 is respectively threadedly connected to the corresponding threaded cylinder 21, each of the guide cylinders 22 is respectively provided with a guide vertical rod 15, and each of the guide vertical rod 15 is respectively connected to the corresponding fixing seat 12. The lower circular plate of the double-layer plate 1 is provided with an oblong hole matching the guide crossbar 20, so that the size of the contact circular plate 10 composition area can be adjusted, which is convenient for supporting in a narrow area of ​​a building.

[0028] The central axis of each gear 16 and each threaded cylinder 21 are respectively connected to the central axis of the rotating wheel 25, the central axis of each rotating wheel 25 is respectively connected to one end of the connecting rod 17 by a bearing, the other end of each connecting rod 17 is respectively connected to the central axis of the double rotating wheels 18 by a bearing, one end of two sets of synchronous belts 19 surround the corresponding rotating wheels 25, and the other end of each synchronous belt 19 surrounds the corresponding rotating wheels of the double rotating wheels 18. By adopting the connecting rod rotation connection mode, it is ensured that when the composition area of ​​the contact circular plate 10 changes, a set of contact circular plates 10 can also move synchronously.

[0029] The double-layer plate 1 is fixedly connected to the motor 2, the output shaft of the motor 2 passes through the lower circular plate of the double-layer plate 1, the output shaft of the motor 2 is fixedly connected to the power gear 5, and a group of the gears 16 are respectively meshed with the power gear 5. By adopting the gear meshing and the motor 2 driving, the synchronous movement of a group of contact circular plates 10 is realized.

[0030] The lower circular plate of the double-layer plate 1 is connected to the push rods of the symmetrical hydraulic rods 8, each of the hydraulic rods 8 is respectively connected to the bottom plate 4, the bottom plate 4 is connected to a group of symmetrical hinge connecting plates 9, each of the mounting seats 23 is respectively connected to the U-shaped shaft 24, each of the U-shaped shaft 24 is respectively rotatably connected to the upper end of the lower connecting rod 3, and the lower end of each of the lower connecting rods 3 is respectively rotatably connected to the corresponding hinge connecting plate 9. By adopting the hydraulic rod 8 and the connecting rod rotation connection method, the contact circular plate 10 composition area changes and the double-layer plate 1 moves in the height direction at the same time.

[0031] The lower circular plate of the double-layer plate 1 is connected to the controller 7, and the hydraulic rod 8 and the motor 2 are respectively electrically connected to the controller 7. By adopting the controller 7, it is convenient to control the hydraulic rod 8 and the motor 2.

[0032] The model of the motor 2 is HC-KFS43.

[0033] The model of the hydraulic rod 8 is CNBL-heavy duty hydraulic cylinder.

[0034] The controller 7 has a built-in chip STM32F103VCT6.

[0035] The workflow of this embodiment is:

[0036] According to the size of the area where the device can be placed in the building to be supported, the hydraulic rod 8 is controlled to extend and retract, and the hydraulic rod 8 drives the double-layer plate 1, the motor 2, the power gear 5, the gear 16, the connecting rod 17, the rotating wheel 25, the synchronous belt 19, the double rotating wheel 18, the guide cross bar 20, the mounting seat 23, the U-shaped shaft 24, the threaded cylinder 21, the guide cylinder 20, the guide vertical rod 15, the screw 14, the fixing seat 12, the support rod 11 and the contact circular plate 10 to move, the U-shaped shaft 24 drives the lower connecting rod 3 to swing, and the lower connecting rod 3 drives The U-shaped shaft 24, the mounting seat 23, the threaded cylinder 21, the guide cylinder 20, the guide vertical rod 15, the screw rod 14, the fixing seat 12, the support rod 11 and the contact circular plate 10 move, the guide cylinder 20 drives the outer rotating wheel 25 to move, the outer rotating wheel 25 drives the outer synchronous belt 19, the outer connecting rod 17 and the double rotating wheels 18 to swing, the double rotating wheels 18 drives the inner synchronous belt 19 and the inner connecting rod 17 to swing, and the mounting seat 23 drives the guide cross bar 20 to move, so that the area formed by the contact circular plate 10 matches the building area. The motor 2 is controlled to rotate, the motor 2 drives the power gear 5 to rotate, the power gear 5 drives the gear 16 and the inner rotating wheel 25 to rotate, the inner rotating wheel 25 drives the double rotating wheels 18 to rotate through the inner synchronous belt 19, the double rotating wheels 18 drives the outer rotating wheels 25 to rotate through the outer synchronous belt 19, the outer rotating wheel 25 drives the threaded barrel 21 to rotate, the threaded barrel 21 drives the screw 14 to move, the screw 14 drives the fixed seat 12 to move, the fixed seat 12 drives the guide vertical rod 15 to move along the guide barrel 22, the fixed seat 12 drives the support rod 11 and the contact circular plate 10 to move, so that the contact circular plate 10 contacts the building to achieve support.

[0037] Embodiment 2: This embodiment is further described on the basis of embodiment 1, wherein the lower circular plate of the double-layer plate 1 is connected to the first distance measuring sensor 6, and the first distance measuring sensor 6 is electrically connected to the controller 7. By adopting the first distance measuring sensor 6, it is prevented that the hydraulic rod 8 is extended too much, causing the guide cross bar 20 to be separated from the lower circular plate of the double-layer plate 1.

[0038] At least one of the fixing seats 12 is connected to a second distance measuring sensor 13, and the second distance measuring sensor 13 is electrically connected to the controller 7. By using the second distance measuring sensor 13, the screw 14 is prevented from being separated from the threaded barrel 21.

[0039] The model of the first distance measuring sensor 6 and the second distance measuring sensor 13 is STP-23L.

[0040] The workflow of this embodiment is:

[0041] When the hydraulic rod 8 is extended or retracted, the controller 7 and the first distance measuring sensor 6 are driven to move, and the first distance measuring sensor 6 measures the distance from the bottom plate 4. The fixing seat 12 drives the second distance measuring sensor 13 to move, so as to prevent the screw 14 from being separated from the threaded barrel 21.

[0042] Although the specific implementation methods of the utility model are described above in conjunction with the accompanying drawings, this does not limit the scope of protection of the utility model. On the basis of the technical solution of the utility model, various modifications or deformations that can be made by technical personnel in this field without creative work are still within the scope of protection of the utility model.

Claims

1. A civil engineering safety support, characterized in that: include: A double-layer plate (1), wherein the double-layer plate (1) is bearing-connected to the central axis of a set of gears (16); A group of mounting seats (23) are respectively connected to the guide cross bars (20), each of the guide cross bars (20) is respectively arranged in the lower circular plate of the double-layer plate (1), each of the mounting seats (23) is respectively connected to the threaded cylinder (21) by a bearing, and at least one side of each of the mounting seats (23) is respectively connected to the guide cylinder (22); A group of fixing seats (12) are respectively connected to support rods (11), each of the support rods (11) is respectively connected to the contact circular plate (10), each of the fixing seats (12) is respectively connected to a screw rod (14), each of the screw rods (14) is respectively threadedly connected to a corresponding threaded cylinder (21), each of the guide cylinders (22) is respectively provided with a guide vertical rod (15), and each of the guide vertical rods (15) is respectively connected to a corresponding fixing seat (12).

2. A civil engineering safety support according to claim 1, characterized in that: The central axis of each gear (16) and each threaded cylinder (21) are respectively connected to the central axis of the rotating wheel (25), the central axis of each rotating wheel (25) is respectively connected to one end of the connecting rod (17) by a bearing, the other end of each connecting rod (17) is respectively connected to the central axis of the double rotating wheels (18) by a bearing, one end of two sets of synchronous belts (19) respectively surround the corresponding rotating wheels (25), and the other end of each synchronous belt (19) respectively surrounds the rotating wheels of the corresponding double rotating wheels (18).

3. A civil engineering safety support according to claim 1, characterized in that: The double-layer plate (1) is fixedly connected to the motor (2), the output shaft of the motor (2) passes through the lower circular plate of the double-layer plate (1), the output shaft of the motor (2) is fixedly connected to the power gear (5), and a group of gears (16) are respectively engaged with the power gears (5).

4. A civil engineering safety support according to claim 3, characterized in that: The lower circular plate of the double-layer plate (1) is connected to the push rods of symmetrical hydraulic rods (8), each of the hydraulic rods (8) is respectively connected to the bottom plate (4), the bottom plate (4) is connected to a group of symmetrical hinge connection plates (9), each of the mounting seats (23) is respectively connected to a U-shaped shaft (24), each of the U-shaped shafts (24) is respectively rotatably connected to the upper end of the lower connecting rod (3), and the lower end of each of the lower connecting rods (3) is respectively rotatably connected to the corresponding hinge connection plate (9).

5. A civil engineering safety support according to claim 4, characterized in that: The lower circular plate of the double-layer plate (1) is connected to a controller (7), and the hydraulic rod (8) and the motor (2) are respectively electrically connected to the controller (7).

6. A civil engineering safety support according to claim 5, characterized in that: The lower circular plate of the double-layer plate (1) is connected to a first distance measuring sensor (6), and the first distance measuring sensor (6) is electrically connected to the controller (7).

7. A civil engineering safety support according to claim 5, characterized in that: At least one of the fixing seats (12) is connected to a second distance measuring sensor (13), and the second distance measuring sensor (13) is electrically connected to the controller (7).

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