CN211848934U

CN211848934U - Bridge construction support bracket

Info

Publication number: CN211848934U
Application number: CN201921774339.1U
Authority: CN
Inventors: 马送秋
Original assignee: Anhui Huatong Road And Bridge Engineering Co ltd
Current assignee: Anhui Huatong Road And Bridge Engineering Co ltd
Priority date: 2019-10-22
Filing date: 2019-10-22
Publication date: 2020-11-03
Anticipated expiration: 2029-10-22

Abstract

The utility model discloses a bridge construction support bracket, including two faggings, two the inboard of fagging is provided with folding mechanism along upper and lower direction, is located the top the bottom of fagging is provided with six first supporting seats along the fore-and-aft direction symmetry from a left side to the right side, the other end of connecting rod rotates the inner chamber that is connected with the second supporting seat through the round pin axle, the right-hand member of lead screw extends the screw nut who is located the right side and is fixed with the rocker, the spout has been seted up according to clockwise to the inner wall of casing, the draw-in groove has been seted up to the rear side surface of casing, and the inner chamber of draw-in. This bridge construction support bracket need not the gradual equipment of staff and disassembles the device, has shortened the time limit for a project again when reducing the burden for huge engineering volume, and labour saving and time saving, and the device after reducing is more convenient for transport, has reduced the cost of transportation, has reduced the labour cost, is favorable to promoting.

Description

Bridge construction support bracket

Technical Field

The utility model relates to a bridge construction technical field specifically is a bridge construction support bracket.

Background

The support bracket for bridge construction is a bracket which is densely arranged at certain intervals and plays a supporting role when the support bracket is constructed by a bracket method. The bracket is used for temporarily bearing bridge load when being constructed during the construction of cast-in-place bridges and cast-in-place floor slabs at present, the construction of the bracket method has the greatest advantage that large-scale hoisting equipment is not needed, but the bracket for construction has the defects that the time consumption is longer when the bracket is assembled and disassembled, the traditional bracket is too huge, the transportation cost is high, the construction period is increased while the burden is caused to huge engineering quantity, and the labor cost consumption is overlarge.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a bridge construction support bracket to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a bridge construction support bracket comprises two supporting plates, wherein folding mechanisms are arranged on the inner sides of the two supporting plates along the vertical direction;

the folding mechanism comprises a first supporting seat, a second supporting seat, a first connecting rod, a second connecting rod, a rotating rod, a lead screw nut, a lead screw, a stop block, a rocker and a clamping hole;

six first supporting seats are symmetrically arranged at the bottom end of the supporting plate at the top end from left to right along the front-back direction, the inner cavity of each first supporting seat is rotationally connected with one end of a first connecting rod with the center position capable of rotating clockwise or anticlockwise through a pin shaft, the other end of each first connecting rod is rotationally connected with the inner cavity of a second supporting seat through a pin shaft, the bottom end of each second supporting seat is fixedly connected with the supporting plate at the bottom end, every two rotating parts at the center positions of the four first connecting rods at the left side are rotationally connected with a second connecting rod in a group along the left-right direction, every two rotating parts at the center positions of the four first connecting rods at the right side are rotationally connected with a rotating rod in a group along the front-back direction, screw nuts are arranged at the inner sides of the rotating rods, lead screws are screwed at the center positions of the two screw nuts, a rocker is fixed on the right side of the right end of the screw rod by extending out of a screw rod nut, clamping holes are symmetrically formed in the surface of the rocker along the vertical direction, and a telescopic mechanism is inserted into the inner cavity of one clamping hole;

the telescopic mechanism comprises a shell, a sliding chute, a spring, a sliding plate, a clamping column, a clamping groove and a deflector rod;

the inner wall of the shell is provided with a clockwise sliding groove, the center position of the left side of the inner cavity of the shell is fixed with one end of a spring, the other end of the spring is fixed with a sliding plate inserted in the inner cavity of the sliding groove, a clamping column is fixed on the right side of the sliding plate and extends out of the right side wall of the shell, a clamping groove is formed in the rear side surface of the shell, and a shifting lever fixed at the left end of the outer wall of the clamping column is inserted in the inner cavity of the clamping groove.

Preferably, the two first supporting seats correspond to the inner sides of the second supporting seat, and the clamping hole and the bottom end of the first connecting rod are in the same horizontal line.

Preferably, the threads on the left side and the right side of the outer wall of the screw rod are positive and negative threads.

Preferably, the rocker is in an L shape.

Preferably, the shape of the clamping groove is eta-shaped.

Preferably, the spring, the sliding plate and the clamping column are all on the same horizontal line.

Preferably, the shape of the deflector rod is cylindrical.

Compared with the prior art, the beneficial effects of the utility model are that: this bridge construction support bracket, when using, realize through folding mechanism that folding transport to the device uses with expanding, realize fixing the folding mechanism in using through telescopic machanism, need not the gradual equipment and disassemble the device of staff, shortened the time limit for a project again when reducing the burden for huge engineering volume, labour saving and time saving, and the device after reducing is more convenient for transport, has reduced the cost of transportation, has reduced the labour cost, is favorable to promoting.

Drawings

FIG. 1 is a front elevational view of the present invention;

fig. 2 is a right side schematic view of the present invention;

fig. 3 is a front sectional view of the telescopic mechanism of the present invention;

fig. 4 is a perspective view of the telescopic mechanism of the present invention.

In the figure: 1. the support plate, 2, the folding mechanism, 201, the first support seat, 202, the second support seat, 203, the first connecting rod, 204, the second connecting rod, 205, the rotating rod, 206, the screw nut, 207, the lead screw, 208, the stop block, 209, the rocker, 210, the clamping hole, 3, the telescopic mechanism, 301, the shell, 302, the sliding groove, 303, the spring, 304, the sliding plate, 305, the clamping column, 306, the clamping groove, 307 and the deflector rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the utility model provides a bridge construction support bracket technical scheme: a bridge construction support bracket comprises two supporting plates 1, wherein folding mechanisms 2 are arranged on the inner sides of the two supporting plates 1 along the vertical direction;

the folding mechanism 2 comprises a first supporting seat 201, a second supporting seat 202, a first connecting rod 203, a second connecting rod 204, a rotating rod 205, a screw nut 206, a screw 207, a stop block 208, a rocker 209 and a clamping hole 210;

six first supporting seats 201 are symmetrically arranged at the bottom end of the supporting plate 1 at the top end from left to right along the front-back direction, the inner cavity of each first supporting seat 201 is rotatably connected with one end of a first connecting rod 203 with the central position capable of rotating 360 degrees clockwise or anticlockwise through a pin shaft, the other end of each first connecting rod 203 is rotatably connected with the inner cavity of a second supporting seat 202 through a pin shaft, the bottom end of each second supporting seat 202 is fixedly connected with the supporting plate 1 at the bottom end, the rotating positions of the central positions of four first connecting rods 203 at the left side are respectively and uniformly connected with a second connecting rod 204 in a group along the left-right direction, the central positions of four first connecting rods 203 at the right side are respectively and rotatably connected with a rotating rod 205 in a group along the front-back direction, and a screw nut 206 is arranged at the inner side of the rotating rod 205, when two screw nuts 206 simultaneously move horizontally towards the, therefore, the stop blocks 208 can limit the screw nuts 206, the lead screws 207 are screwed in the center positions of the two screw nuts 206, the stop blocks 208 are in interference fit with the center positions of the outer walls of the lead screws 207, the right ends of the lead screws 207 extend out of the right screw nuts 206 and are fixed with rocker bars 209, the surfaces of the rocker bars 209 are symmetrically provided with clamping holes 210 in the vertical direction, and the inner cavity of one clamping hole 210 is inserted with the telescopic mechanism 3;

the telescopic mechanism 3 comprises a shell 301, a chute 302, a spring 303, a sliding plate 304, a clamping column 305, a clamping groove 306 and a driving lever 307;

the inner wall of casing 301 has seted up spout 302 according to clockwise, and the inner chamber left side central point of casing 301 puts the one end that is fixed with spring 303, spring 303 is the rotating spring, the elastic coefficient is 15N/CM, spring 303 produces elastic deformation after receiving extension or extrusion, resume to initial condition after getting rid of external force, and the other end of spring 303 is fixed with the slide 304 of pegging graft at the spout 302 inner chamber, slide 304 assists card post 305 to move about steadily, and prevent that card post 305 from shifting out outside casing 301 at the removal in-process, the right side of slide 304 is fixed with card post 305, through moving about along with card post 305, realize fixing rocker 209 after the rotation, and card post 305 extends the right side wall of casing 301, draw-in groove 306 has been seted up to the rear side surface of casing 301, and the inner chamber grafting of draw-in groove 306 has fixed driving lever 307 at card post 305 outer wall left end.

Preferably, the two first supporting seats 201 correspond to the inner sides of the second supporting seats 202, and the fastening holes 210 are in the same horizontal line with the bottom ends of the first connecting rods 203, so that when the connecting rods 203 are folded at the center of the connecting rods, the upper and lower supporting plates 1 can be maximally pulled close to each other, thereby reducing the overall size of the device.

Preferably, the screw 207 has a front and back thread on both left and right sides of the outer wall thereof, so that the first links 203 on both left and right sides of the screw 207 can be moved inward or outward at the same time.

Preferably, the rocker 209 is in the shape of an "L", which facilitates the user to rotate the rocker 209 clockwise or counterclockwise.

Preferably, the shape of the engaging groove 306 is "η", which can fix the rod 307 better and ensure the smooth movement of the engaging column 305 to the left and right.

Preferably, the spring 303, the sliding plate 304 and the clamping column 305 are all on the same horizontal line, and the clamping column 305 can be stretched and fixed only by being located on the same horizontal line.

Preferably, the rod 307 is cylindrical, which reduces friction between the rod 307 and the housing 301 during movement.

The detailed connection means is a technique known in the art, and the following mainly describes the working principle and process, and the specific operation is as follows.

When the device needs to be folded and carried, after the clamping column 305 is pushed to the left side of the inner cavity of the shell 301, the clamping column 305 is rotated anticlockwise, so that the driving rod 307 on the outer wall of the clamping column 305 moves to the bottom end of the clamping groove 306 to be fixed, the fixing of the rocker 209 is released, the rocker 209 is rotated clockwise, the screw 207 is driven to rotate clockwise simultaneously, because the threads on the left side and the right side of the outer wall of the screw 207 are positive and negative threads, under the matching limiting action of the rotating rod 205 and the first connecting rod 203, the thread rotating force of the screw 207 can drive the two screw nuts 206 to horizontally move inwards simultaneously, and because the central position of the first connecting rod 203 can rotate 360 degrees, the first connecting rods 203 on the left side and the right side of the screw 207 can combine to pull the supporting plates 1 fixed by the first supporting seat 201 and the second supporting seat 202 to the central position in the process of moving inwards along with the screw nuts 206 until, the device with reduced volume can be loaded into a large number of transport vessels to realize folding and carrying of the device, when the device needs to be used, the rocker 209 is rotated anticlockwise, the first connecting rods 203 on the left side and the right side of the stop block 208 move outwards along with the lead screw nuts 206, the first supporting seats 201 of the device are enabled to support the supporting plate 1 on the top end by means of the pushing force of the upward extrusion of the first connecting rods 203, when the first connecting rods 203 rise to the required height, the deflector rod 307 is poked leftwards to remove the fixation of the clamping columns 305, the clamping columns 305 are enabled to move rightwards to be inserted into the corresponding clamping holes 210 on the rocker 209 by means of the elastic force of the spring, so that the rocker 209 is fixed, the device is used without assembly and disassembly, the device can also be used for supporting bridges, time and labor are saved, the working efficiency is increased, the reduced volume is more convenient to transport, the labor cost is reduced, and the operation is, the practicability is stronger.

In the description of the present invention, it is to be understood that the terms "surface", "inner cavity", "plug-in", "top", "bottom", "center position", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation; meanwhile, unless explicitly stated or limited otherwise, the terms "pin connection", "fixed", "set", "open", "plug-in", etc. should be understood in a broad sense, for example, they may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a bridge construction support bracket, includes two fagging (1), its characterized in that: folding mechanisms (2) are arranged on the inner sides of the two supporting plates (1) along the vertical direction;

the folding mechanism (2) comprises a first supporting seat (201), a second supporting seat (202), a first connecting rod (203), a second connecting rod (204), a rotating rod (205), a lead screw nut (206), a lead screw (207), a stop block (208), a rocker (209) and a clamping hole (210);

six first supporting seats (201) are symmetrically arranged at the bottom end of the supporting plate (1) positioned at the top end from left to right along the front-back direction, the inner cavity of each first supporting seat (201) is rotatably connected with one end of a first connecting rod (203) of which the central position can rotate clockwise or anticlockwise for 360 degrees through a pin shaft, the other end of each first connecting rod (203) is rotatably connected with the inner cavity of a second supporting seat (202) through a pin shaft, the bottom end of each second supporting seat (202) is fixedly connected with the supporting plate (1) positioned at the bottom end, every two rotating parts at the central positions of four first connecting rods (203) positioned at the left side are respectively and uniformly and rotatably connected with a second connecting rod (204) along the left-right direction, every two central positions at four first connecting rods (203) positioned at the right side are respectively and rotatably connected with a rotating rod (205) along the front-back direction, and a screw nut (206, the central positions of the two lead screw nuts (206) are in threaded connection with lead screws (207), the central position of the outer wall of each lead screw (207) is in interference fit with a stop block (208), the right end of each lead screw (207) extends out of the lead screw nut (206) on the right side to be fixed with a rocker (209), clamping holes (210) are symmetrically formed in the surface of each rocker (209) in the vertical direction, and a telescopic mechanism (3) is inserted into the inner cavity of one clamping hole (210);

the telescopic mechanism (3) comprises a shell (301), a sliding groove (302), a spring (303), a sliding plate (304), a clamping column (305), a clamping groove (306) and a shifting rod (307);

the inner wall of casing (301) has seted up spout (302) according to clockwise, and the inner chamber left side central point of casing (301) puts the one end that is fixed with spring (303), and the other end of spring (303) is fixed with slide (304) of pegging graft at spout (302) inner chamber, the right side of slide (304) is fixed with card post (305), and card post (305) extend the right side wall of casing (301), draw-in groove (306) have been seted up to the rear side surface of casing (301), and the inner chamber of draw-in groove (306) is pegged graft and is had deflector rod (307) of fixing at card post (305) outer wall left end.

2. A bridge construction support bracket according to claim 1, characterised in that: the two first supporting seats (201) correspond to the inner sides of the second supporting seats (202), and the clamping holes (210) and the bottom ends of the first connecting rods (203) are in the same horizontal line.

3. A bridge construction support bracket according to claim 1, characterised in that: the threads on the left side and the right side of the outer wall of the lead screw (207) are positive and negative threads.

4. A bridge construction support bracket according to claim 1, characterised in that: the rocker (209) is L-shaped.

5. A bridge construction support bracket according to claim 1, characterised in that: the clamping groove (306) is in an eta shape.

6. A bridge construction support bracket according to claim 1, characterised in that: the spring (303), the sliding plate (304) and the clamping column (305) are all on the same horizontal line.

7. A bridge construction support bracket according to claim 1, characterised in that: the deflector rod (307) is cylindrical in shape.