Construction supporting bracket for highway bridge

Abstract

The invention provides a construction supporting bracket for a highway bridge. The construction supporting bracket comprises a base and an adjustable bracket body arranged above the base. The adjustable bracket comprises a supporting plate, a plurality of lifting assemblies and a top frame. The lifting assemblies are arranged on the supporting plate at intervals in the vertical direction, and the top frame is connected to the top ends of the lifting assemblies. The two sides of the lower portion of the top frame are each provided with a lifting mechanism, a movable mounting frame is arranged in each lifting mechanism, and the movable mounting frames are connected with the corresponding side edges of the top frame in the vertical direction and used for driving the top frame to do lifting motion and then driving the lifting assemblies to do lifting motion, so that height adjustment of the top frame is achieved. The adjustable bracket is arranged on the base, so that the height of the adjustable bracket is convenient to adjust, the lifting mechanism in the adjustable bracket is matched with the lifting assembly, the height of the top frame is adjusted, the protection safety of the whole protective fence is improved, and the protective fence has wide applicability.

Description

Technical Field

[0001] The invention relates to the technical field of highway bridge construction, and in particular to a construction support bracket for a highway bridge. Background Art

[0002] Highway bridge engineering refers to the planning, design, construction, maintenance, and repair of structures across waters, valleys, and all traffic passages. In the process of highway bridge construction, support brackets for highway bridge construction are often needed, and guardrails are installed on the brackets to provide safety for the workers.

[0003] The guardrails are fixedly installed on the bracket, and the space of the bracket is limited, so the space for the workers on the bracket to touch the external processing area is also limited. Therefore, the workers on the bracket often lean their upper bodies out significantly to touch a certain processing area, and the fixed-position guardrails cannot provide more stable protection for the workers. They are more restrictive to use and less practical. Summary of the invention

[0004] In view of this, the present invention proposes a construction support bracket for a highway bridge, aiming to solve the above-mentioned problems existing in the prior art.

[0005] The present invention provides a construction support bracket for a highway bridge, comprising: a base and an adjustable bracket arranged above the base; wherein: The adjustable bracket includes: a support plate, multiple lifting components and a top frame; wherein, Each group of the lifting components is arranged on the support plate at intervals along the vertical direction, and the top frame is connected to the top of each group of the lifting components; A group of lifting mechanisms are respectively arranged on both sides of the lower part of the top frame, and a movable mounting frame is arranged in the lifting mechanism. The movable mounting frame is connected to the corresponding side edges of the top frame in the vertical direction, so as to drive the top frame to perform lifting movement and then drive each group of the lifting components to perform lifting movement, thereby realizing the height adjustment of the top frame.

[0006] Furthermore, in the above-mentioned construction support bracket for highway bridges, the lifting assembly includes: a guardrail and a lifting rod; wherein, The bottom of the guardrail is connected to the supporting plate, the lifting rod is embedded in the guardrail and slidably connected to the guardrail, and the top of the lifting rod is connected to the top frame.

[0007] Furthermore, in the above-mentioned construction support bracket for highway bridges, the lifting mechanism includes: a mobile mounting frame and two fixed columns; wherein, The two fixing columns are relatively arranged below one side of the top frame, and a plurality of limiting grooves are correspondingly arranged on the two fixing columns; A fixing plate is respectively arranged at both ends of the bottom of the movable mounting frame, and the two fixing plates are both adjustably engaged with the corresponding limiting grooves.

[0008] Furthermore, in the above-mentioned construction support bracket for highway bridges, the mobile mounting frame includes: a mobile rod, a force-applying part, a transmission assembly and two fixing plates; wherein, The moving rod is vertically arranged on the side of the top frame; The force applying part is connected to the bottom of the moving rod, and is used to apply an upward external force to the moving rod; A spring is provided between the top frame and the force applying part, so as to provide a restoring elastic force to the force applying part when the force applying part lifts the top frame to a specified position; The transmission assembly is arranged below the force-applying portion, and the force-applying portion is hingedly connected to the transmission assembly, so as to transmit an upward force to the transmission assembly under the action of an external force; The two fixing plates are respectively arranged at two ends of the transmission assembly and are hingedly connected to the transmission assembly so as to move towards or away from each other in a horizontal direction under the drive of the transmission assembly.

[0009] Furthermore, in the above-mentioned construction support bracket for the highway bridge, there are two springs, and the two springs are symmetrically arranged on both sides of the moving rod.

[0010] Furthermore, in the above-mentioned construction support bracket for highway bridges, the mobile installation frame also includes: two upright poles and a support frame; wherein, The two vertical poles are relatively arranged below one side of the top frame, the support frame is connected to the bottom of the two vertical poles, and a slide groove is provided on the support frame. The two fixed plates are slidably arranged in the slide groove. The tops of the two fixed plates are provided with the hinge seats, and each of the fixed plates is connected to the transmission assembly through a corresponding hinge seat.

[0011] Furthermore, in the above-mentioned construction support bracket for highway bridges, the transmission assembly includes: two connecting rods; wherein, One end of the two linking rods is hingedly connected to the force applying part, and the other end is hingedly connected to the fixing plate.

[0012] Furthermore, in the above-mentioned construction support bracket for highway bridges, the force-applying part comprises: a handle and a movable seat arranged at the bottom of the handle; wherein, The handle is connected to the bottom of the moving rod, and a groove is provided on the handle to provide a force application site for the user; The moving seat is connected to the transmission assembly and is used to transmit the force to the transmission assembly when moving in the vertical direction.

[0013] Furthermore, in the above-mentioned construction support bracket for the highway bridge, the top inner wall of the groove is wavy.

[0014] Furthermore, in the above-mentioned construction support bracket for highway bridges, a plurality of shaft rods are provided on the movable seat for being hinged with the connecting rod of the transmission assembly.

[0015] Compared with the prior art, the beneficial effect of the present invention lies in that the construction support bracket for the highway bridge provided by the present invention facilitates the adjustment of the height of the adjustable bracket by arranging an adjustable bracket on the base, especially by utilizing the lifting mechanism in the adjustable bracket to cooperate with the lifting assembly to achieve the adjustment of the top frame height, thereby improving the protective safety of the overall guardrail and having a wider applicability. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Various other advantages and benefits will become apparent to those of ordinary skill in the art by reading the detailed description of the preferred embodiments below. The accompanying drawings are only for the purpose of illustrating the preferred embodiments and are not to be considered as limiting the present invention. Moreover, the same reference symbols are used throughout the accompanying drawings to represent the same components. In the accompanying drawings: Figure 1 A schematic diagram of the main structure of a construction support bracket for a highway bridge provided by an embodiment of the present invention; Figure 2 A schematic diagram of the structure of the middle frame of the construction support bracket for a highway bridge provided by an embodiment of the present invention when it moves upward; Figure 3 A cross-sectional view of a construction support bracket for a highway bridge provided in an embodiment of the present invention. DETAILED DESCRIPTION

[0017] Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. Although exemplary embodiments of the present disclosure are shown in the accompanying drawings, it should be understood that the present disclosure can be implemented in various forms and should not be limited by the embodiments set forth herein. On the contrary, these embodiments are provided in order to enable a more thorough understanding of the present disclosure and to be able to fully convey the scope of the present disclosure to those skilled in the art. It should be noted that, in the absence of conflict, the embodiments of the present invention and the features described in the embodiments can be combined with each other. The present invention will be described in detail below with reference to the accompanying drawings and in combination with the embodiments.

[0018] See also Figure 1-Figure 3The construction support bracket for a highway bridge of the embodiment of the present invention comprises: a base 2 and an adjustable bracket arranged above the base 2; wherein the adjustable bracket comprises: a support plate 1, a plurality of lifting components and a top frame 5; wherein each group of the lifting components is arranged on the support plate 1 at intervals in the vertical direction, and the top frame 5 is connected to the top of each group of the lifting components; a group of lifting mechanisms are respectively arranged on both sides below the top frame 5, and a movable mounting frame 8 is arranged in the lifting mechanism, and the movable mounting frame 8 is connected to the corresponding side edge of the top frame 5 in the vertical direction, so as to drive the top frame 5 to do lifting movement and then drive each group of the lifting components to do lifting movement, thereby realizing the height adjustment of the top frame 5.

[0019] Specifically, the base 2 may be a plate-like structure, on which a lifting frame 16 is disposed, and the bottom of the adjustable bracket is connected to the top of the lifting frame 16 so that the height of the adjustable bracket can be adjusted according to actual construction needs.

[0020] A plurality of lifting components are arranged on the support plate 1, and the lifting components include: a guardrail 3 and a lifting rod 4; wherein, the bottom of the guardrail 3 is connected to the support plate 1, the lifting rod 4 is embedded in the guardrail 3 and is slidably connected to the guardrail 3, and the top of the lifting rod 4 is connected to the top frame 5.

[0021] That is, a plurality of guardrails 3 and lifting rods 4 are arranged on the pallet 1 in the vertical direction, one guardrail 3 and one lifting rod 4 form a lifting assembly, the top of the lifting rod 4 is connected to the side of the top frame 5, and the bottom of the lifting rod 4 is arranged inside the guardrail 3 and slidably connected to the guardrail 3. Obviously, the diameter of the guardrail 3 is larger than the diameter of the lifting rod 4.

[0022] In this embodiment, two lifting mechanisms are provided, which are arranged between the top frame 5 and the support plate 1 in the vertical direction and are relatively arranged on both sides below the top frame 5. Each lifting mechanism is located between two adjacent root guardrails 3.

[0023] Continue reading Figure 2 and Figure 3 The lifting mechanism includes: a movable mounting frame 8 and two fixed columns 6; wherein the two fixed columns 6 are relatively arranged below one side of the top frame 5, and a plurality of limiting grooves 7 are correspondingly arranged on the two fixed columns 6; a fixed plate 9 is respectively arranged at both ends of the bottom of the movable mounting frame 8, and the two fixed plates 9 are both adjustably connected to the corresponding limiting grooves 7.

[0024] Specifically, a pair of fixing columns 6 are arranged between the two guardrails 3 below the top frame 5 , and a plurality of limiting grooves 7 are arranged one by one on the sides of the two fixing columns 6 close to each other so as to be clamped with the two fixing plates 9 in an adjustable manner.

[0025] Furthermore, the mobile mounting frame 8 includes: a mobile rod 12, a force applying part, a transmission assembly and two fixing plates 9; wherein the mobile rod 12 is vertically penetrated through the side of the top frame 5; the force applying part is connected to the bottom of the mobile rod 12 to apply an upward external force to the mobile rod 12; A transmission assembly 14 is arranged between the top frame 5 and the force-applying part, for providing a restoring elastic force to the force-applying part when the force-applying part lifts the top frame 5 to a specified position; the transmission assembly is arranged below the force-applying part, and the force-applying part is hingedly connected to the transmission assembly, for transmitting an upward force to the transmission assembly under the action of an external force; the two fixed plates 9 are respectively arranged at both ends of the transmission assembly and are hingedly connected to the transmission assembly, for moving toward or away from each other in a horizontal direction under the drive of the transmission assembly.

[0026] Specifically, the moving rod 12 can be slidably inserted into the top frame 5, and a force-applying portion is provided at the bottom thereof to provide external force by the user pulling upward. The transmission assembly can be a rod movably connected to the force-applying portion. Two fixing plates 9 are arranged at both sides of the bottom of the transmission assembly in the horizontal direction to follow the transmission assembly to move in the middle in the horizontal direction to disengage from the limiting groove 7, thereby realizing the limit release of the top frame 5 and the lifting rod 4, and then driving each lifting rod 4 to slowly rise upward from the inside of the guardrail 3; or move outward in the horizontal direction to engage with the corresponding limiting groove 7, thereby realizing the locking of the top frame 5 and the lifting rod 4.

[0027] In this embodiment, there are two transmission assemblies 14, and the two transmission assemblies 14 are symmetrically arranged on both sides of the moving rod 12; Specifically, the top ends of the transmission components 14 are fixedly connected to the bottom ends of the top frame 5. Two transmission components 14 are symmetrically arranged on both sides of the moving rod 12.

[0028] Continuing to refer to 3, the mobile mounting frame 8 also includes: two vertical poles 17 and a support frame 18; wherein, the two vertical poles 17 are relatively arranged below one side of the top frame 5, the support frame 18 is connected to the bottom of the two vertical poles 17, and a slide groove is opened on the support frame 18, the two fixed plates 9 are slidably arranged in the slide groove, and the top of the two fixed plates 9 is provided with the hinge seat 10, and each of the fixed plates 9 is connected to the transmission assembly through the corresponding hinge seat 10.

[0029] Specifically, two uprights 17 and a support frame 18 are connected to the side of the top frame 5 to form a rectangular frame, and the moving rod 12, the force applying part and the transmission assembly are all located in the rectangular frame. The support frame can be a hollow rod, and a slide groove is set at its upper end. The two fixed plates 9 can be embedded in the slide groove through the hinge seat at the top to achieve sliding connection. The fixed plate 9 partially extends out of the slide groove so as to be engaged with the limit groove 7.

[0030] In this embodiment, the transmission assembly includes: two connecting rods 11 ; wherein one end of the two connecting rods 11 is hingedly connected to the force applying portion, and the other end is hingedly connected to the fixing plate 9 .

[0031] Specifically, a plurality of shafts are provided on the moving seat 15, and the upper ends of the two linkage rods 11 are connected to the corresponding shafts, so that the moving seat 15 drives the fixed plate 9 to move through the linkage rods 11. The moving seat 15 may be a concave plate-like structure with an opening facing downward, and two shafts are connected between two opposite side walls inside the moving seat 15, so that the two linkage rods 11 are respectively passed through the corresponding shafts to realize hinge connection with the shafts.

[0032] In this embodiment, the force-applying part includes: a handle 13 and a movable seat 15 arranged at the bottom of the handle 13; wherein the handle 13 is connected to the bottom of the movable rod 12, and a groove is provided on the handle 13 to provide a force-applying part for the user; the movable seat 15 is connected to the transmission component to transmit the force to the transmission component when moving in the vertical direction.

[0033] Specifically, the inner wall of the top of the groove is wavy, which increases the comfort of holding. When the handle 13 is lifted upward, the handle 13 will drive the moving rod 12 and the moving seat 15 to move upward, and the movement of the moving seat 15 will act on the two connecting rods 11 through the internal shaft rod, and the top ends of the two connecting rods 11 will rotate while moving upward, and the bottom ends of the two connecting rods 11 will rotate toward the middle direction at the same time, and the rotation of the two connecting rods 11 will drive the fixed plate 9 to move in the horizontal direction through the hinge seat.

[0034] Please combine Figure 2As shown, the working process of the construction support bracket for highway bridges in this embodiment is as follows: when the protectiveness of the guardrail 3 needs to be adjusted, the handle 13 can be lifted upward, and the handle 13 will drive the moving rod 12 and the moving seat 15 to move upward. The upward movement of the handle 13 will also squeeze and contract the transmission assembly 14, and the movement of the moving seat 15 will act on the two connecting rods 11 through the internal shaft rod. The top ends of the two connecting rods 11 will rotate while moving upward, and the bottom ends of the two connecting rods 11 will rotate toward the middle direction at the same time, and the rotation of the two connecting rods 11 will The fixing plate 9 is driven to move by the hinge seat. At this time, each fixing plate 9 moves toward the middle direction at the same time and will escape from the limiting groove 7 on the fixing column 6. At this time, the limit of the top frame 5 and the lifting rod 4 is released, and the staff can continue to exert force. At this time, the top frame 5 will move upward and drive each lifting rod 4 to slowly rise upward from the inside of the guardrail 3, and then lift the top frame 5 to the specified position. When the handle 13 is released, the transmission assembly 14 will drive each mechanism to return to its original position, and each fixing plate 9 will return to its original position and be inserted into the limiting groove 7 at the specified position.

[0035] It can be clearly concluded from the above that the construction support bracket for highway bridges provided by the embodiment of the present invention facilitates the adjustment of the height of the adjustable bracket by arranging an adjustable bracket on the base, especially by utilizing the lifting mechanism in the adjustable bracket to cooperate with the lifting assembly, thereby realizing the adjustment of the top frame height, improving the protective safety of the overall guardrail, and having a wide range of applicability.

[0036] In summary, the construction support bracket for the highway bridge provided by the present invention can adjust the specific heights of the lifting rod and the top frame according to actual usage conditions, thereby improving the protective safety of the overall guardrail. It has few usage limitations, strong practicality, and is worth promoting and utilizing on a large scale.

[0037] Obviously, those skilled in the art can make various changes and modifications to the present invention without departing from the spirit and scope of the present invention. Thus, if these modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include these modifications and variations.

Claims

1. A construction support bracket for a highway bridge, characterized in that: include: A base and an adjustable bracket arranged above the base; wherein, The adjustable bracket includes: a support plate, multiple lifting components and a top frame; wherein, Each group of the lifting components is arranged on the support plate at intervals along the vertical direction, and the top frame is connected to the top of each group of the lifting components; A group of lifting mechanisms are respectively arranged on both sides of the lower part of the top frame, and a movable mounting frame is arranged in the lifting mechanism. The movable mounting frame is connected to the corresponding side edges of the top frame in the vertical direction, so as to drive the top frame to perform lifting movement and then drive each group of the lifting components to perform lifting movement, thereby realizing the height adjustment of the top frame.

2. The construction support bracket for a highway bridge according to claim 1, characterized in that: The lifting assembly includes: a guardrail and a lifting rod; wherein, The bottom of the guardrail is connected to the supporting plate, the lifting rod is embedded in the guardrail and slidably connected to the guardrail, and the top of the lifting rod is connected to the top frame.

3. The construction support bracket for a highway bridge according to claim 1, characterized in that: The lifting mechanism comprises: a mobile mounting frame and two fixed columns; wherein, The two fixing columns are relatively arranged below one side of the top frame, and a plurality of limiting grooves are correspondingly arranged on the two fixing columns; A fixing plate is respectively arranged at both ends of the bottom of the movable mounting frame, and the two fixing plates are both adjustably engaged with the corresponding limiting grooves.

4. The construction support bracket for a highway bridge according to claim 3, characterized in that: The mobile mounting frame includes: a mobile rod, a force-applying part, a transmission assembly and two fixing plates; wherein, The moving rod is vertically arranged on the side of the top frame; The force applying part is connected to the bottom of the moving rod, and is used to apply an upward external force to the moving rod; A spring is provided between the top frame and the force applying part, so as to provide a restoring elastic force to the force applying part when the force applying part lifts the top frame to a specified position; The transmission assembly is arranged below the force-applying portion, and the force-applying portion is hingedly connected to the transmission assembly, so as to transmit an upward force to the transmission assembly under the action of an external force; The two fixing plates are respectively arranged at two ends of the transmission assembly and are hingedly connected to the transmission assembly so as to move towards or away from each other in a horizontal direction under the drive of the transmission assembly.

5. The construction support bracket for a highway bridge according to claim 4, characterized in that: There are two springs, and the two springs are symmetrically arranged on both sides of the moving rod.

6. The construction support bracket for a highway bridge according to claim 4, characterized in that: The mobile installation frame also includes: two upright poles and a support frame; wherein, The two vertical poles are relatively arranged below one side of the top frame, the support frame is connected to the bottom of the two vertical poles, and a slide groove is provided on the support frame. The two fixed plates are slidably arranged in the slide groove. The tops of the two fixed plates are provided with the hinge seats, and each of the fixed plates is connected to the transmission assembly through a corresponding hinge seat.

7. The construction support bracket for a highway bridge according to claim 4, characterized in that: The transmission assembly includes: two connecting rods; wherein, One end of the two linking rods is hingedly connected to the force applying part, and the other end is hingedly connected to the fixing plate.

8. The construction support bracket for a highway bridge according to claim 4, characterized in that: The force applying part includes: a handle and a movable seat arranged at the bottom of the handle; wherein, The handle is connected to the bottom of the moving rod, and a groove is provided on the handle to provide a force application site for the user; The moving seat is connected to the transmission assembly and is used to transmit the force to the transmission assembly when moving in the vertical direction.

9. The construction support bracket for a highway bridge according to claim 8, characterized in that: The top inner wall of the groove is wave-shaped.

10. The construction support bracket for a highway bridge according to claim 8, characterized in that: The movable seat is provided with a plurality of shaft rods for being hinged with the connecting rod of the transmission assembly.

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