CN115726282A - Support frame for bridge construction - Google Patents

Abstract

The invention relates to the technical field of bridge construction, and provides a support frame for bridge construction, which comprises a plurality of telescopic stand columns, wherein each telescopic stand column comprises a hollow fixed seat and a hollow moving column; the first connecting plate is connected with the fixed seat, and the second connecting plate is connected with the movable column; the stand column telescopic connecting piece comprises a central connecting seat, a plurality of rotating seats and a plurality of spiral telescopic adjusting assemblies, wherein the plurality of rotating seats are respectively rotatably connected with corresponding telescopic stand columns, the spiral telescopic adjusting assemblies are rotatably installed on the central connecting seat, one ends, far away from the central connecting seat, of the spiral telescopic adjusting assemblies are rotatably provided with self-locking hooks, hanging rings are installed on the rotating seats, and the self-locking hooks and the hanging rings are hung.

Description

Support frame for bridge construction

Technical Field

The invention relates to the technical field of bridge construction, in particular to a support frame for bridge construction.

Background

The bridge construction is a process of constructing a bridge according to design content, the bridge is a special artificial structure with bearing capacity for railways, roads, channels, pipelines and the like to cross natural or artificial obstacles such as rivers, valleys or other traffic lines, and the bridge generally has a certain height, so that in the bridge construction process, a support frame is required to support the bridge in construction, constructors, equipment and the like.

The existing support frame for bridge construction usually consists of a stand column and a supporting arm, or a fixed support structure formed by assembling iron components such as profile steel or steel pipes, in the process of bridge construction, the ground is not flat completely, support frames with different heights need to be used, the height at the top of the support frame is flush, the bridge is supported, the lengths of the profile steel or the steel pipes are fixed, in the process of splicing and installing the support frame, the difference between the heights of different support frames is one or more profile steel, the length of the steel pipe is longer than that of the support frame, the change of the terrain is difficult to adapt to, the height of the support frame needs to be adjusted by cutting the profile steel or the steel pipe, the heights of the tops of the plurality of support frames are matched with the height of the bridge, or pits excavated in the ground are buried at different depths, the change of the adapting height is adapted, meanwhile, the support frame spliced by the profile steel and the steel pipe is of a net structure, the distance between the two profile steel or the two steel pipes is the same, when the bridge with different widths is supported, the support frame is adjusted by increasing and decreasing the number of the profile steel or the steel pipe, and the workload in the process of building is larger.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a support frame for bridge construction, and aims to solve the problems that the support frame for the bridge in the prior art proposed in the background art is inconvenient to adapt to the change of terrain and adjust the support span of the support frame for the bridge.

(II) technical scheme

In order to achieve the purpose, the invention provides the following technical scheme: a support frame for bridge construction, comprising:

the telescopic upright columns comprise hollow fixed seats and moving columns, the moving columns are connected inside the fixed seats in a sliding mode, adjusting screws are rotatably installed inside the fixed seats, the moving columns are in threaded connection with the adjusting screws, and the fixed seats are connected with transmission adjusting assemblies used for driving the adjusting screws to rotate;

the first connecting plate is connected with the fixed seat, the second connecting plate is connected with the movable column, the first connecting plate and the second connecting plate are the same in size and shape, and a plurality of connecting holes for mounting bolts are formed in the first connecting plate and the second connecting plate;

stand telescopic link, stand telescopic link includes central connecting seat, a plurality of rotation seat and the flexible adjusting part of a plurality of spiral, and is a plurality of rotate the seat and rotate with the flexible stand that corresponds respectively and connect, the flexible adjusting part of spiral rotates and installs on central connecting seat, the flexible adjusting part of spiral keeps away from the one end of central connecting seat and rotates and install the auto-lock couple, rotate the seat on install with the link of auto-lock couple adaptation, the auto-lock couple with the link articulates.

Rotate for driving adjusting screw, drive and remove the post and go up and down, transmission adjusting part includes drive gear and rotating gear, the fixed suit of drive gear is in adjusting screw's periphery, the adjustment tank has been seted up on the fixing base, adjustment tank and external intercommunication, rotating gear rotates to be installed the inside of adjustment tank, and the rotating gear part is located the adjustment tank outside, drive gear with the rotating gear meshing.

For realizing the flexible of the flexible adjusting part of spiral, realize the regulation of distance between center seat and the flexible stand, the flexible adjusting part of spiral includes the screw thread seat and rotates the screw rod, set up on the screw thread seat with rotate the internal thread hole that the screw rod matches, the screw thread seat rotates through articulated subassembly and installs on the center connecting seat, articulated subassembly includes U type link and articulated seat, U type link with the mounting hole has all been seted up on the center connecting seat, and the inside of a plurality of mounting holes is provided with construction bolt, articulated seat with U type link fixed connection, the screw thread seat rotates to be installed the inside of articulated seat, auto-lock couple rotates to be installed rotate the screw rod and keeps away from the one end of center connecting seat.

For realizing the normal running fit of adjusting screw and fixing base, the inside slidable mounting of fixing base has the mount pad, the mount pad through a plurality of bolts with the connection can be dismantled to the fixing base, adjusting screw rotates to be installed on the mount pad.

For the sliding fit who realizes removing post and fixing base, remove a plurality of sliders of post fixedly connected with, seted up on the fixing base a plurality ofly with the spout that the slider matches, the spout that slider and correspondence is sliding fit.

For improving the joint strength between first connecting plate and second connecting plate and the flexible stand, first connecting plate with between the fixing base and the second connecting plate with remove a plurality of triangle-shaped reinforcing plates of equal fixedly connected with between the post.

For sheltering from rotating gear, avoid the mistake to touch rotating gear and cause the removal post to remove, slidable mounting has the mistake of preventing to touch the fender lid on the fixing base for shelter from rotating gear, the adjustment tank is located the inside of preventing the mistake and touches the fender lid, the fixing base is connected with magnet, prevent the mistake touch keep off the lid with the magnet contact, and the material of preventing the mistake and touching the fender lid is iron metal.

For highly carrying out accurate regulation to flexible stand, be provided with a plurality of scale marks on the removal post.

(III) advantageous effects

Compared with the known public technology, the invention provides a support frame for bridge construction, which has the following beneficial effects:

1. according to the invention, two first connecting plates, two second connecting plates or the first connecting plate and the second connecting plate can be connected through bolts, so that the connection of two telescopic vertical columns is realized, a plurality of telescopic vertical columns are connected to form the vertical columns in the support frame for bridge construction, the adjusting screw rod is driven to rotate through the transmission adjusting assembly, the height of the telescopic vertical columns can be adjusted through the threaded fit of the movable columns and the adjusting screw rod and the sliding fit of the movable columns and the fixing seat, the height of the support frame for bridge construction can be conveniently adjusted, the height of the support frame can be adjusted to adapt to the ground with different heights, and compared with the prior art, the scheme is convenient to adapt to the change of terrains.

2. According to the invention, the telescopic connecting pieces of the stand columns can be connected with the plurality of telescopic stand columns through the matching of the self-locking hooks and the hanging rings, the lifting of the fixing seat can be adapted through the rotating matching of the spiral telescopic adjusting assembly and the central connecting seat, the change of the distance between the central connecting seat and the telescopic stand columns can be adapted through the spiral telescopic adjusting assembly, the distance between the plurality of telescopic stand columns can be changed, the support range of the support frame for bridge construction can be adjusted, the support frame can be adapted to the support of bridges with different widths, and compared with the prior art, the scheme is convenient for adjusting the support span of the bridge support frame.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below. It is obvious that the drawings in the following description are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is an enlarged view of a portion A of FIG. 1 according to the present invention;

FIG. 3 is a schematic view of a three-dimensional structure of the second connecting plate, the mounting seat, the triangular reinforcing plate, the scale marks and the like;

FIG. 4 is a schematic view of a partially sectioned three-dimensional structure of the present invention with an adjusting screw, a mis-touch prevention cover, a triangular reinforcing plate, and scale marks;

FIG. 5 is an enlarged view of a portion of FIG. 4 at B according to the present invention;

FIG. 6 is a schematic exploded perspective view of the adjusting screw, the anti-mistouching shield cover, the magnet and the triangular reinforcing plate of the present invention;

FIG. 7 is an enlarged partial view of FIG. 6 at C;

FIG. 8 is a schematic view of a three-dimensional structure of the invention with a center connection seat, a rotation seat, a self-locking hook, a hanging ring and the like;

fig. 9 is a schematic perspective view of the present invention for adjusting the height of the telescopic pillar using an auxiliary mounting motor.

The reference numerals in the drawings denote:

1. a first connecting plate; 2. a second connecting plate; 3. a mounting seat; 4. adjusting the screw rod; 5. a false touch prevention blocking cover; 6. a magnet; 7. a triangular reinforcing plate; 8. scale lines; 9. auxiliary installation of a motor; 10. auxiliary installation of gears;

100. a telescopic upright post; 101. a fixed seat; 102. moving the column; 103. a slider;

200. a drive adjustment assembly; 201. a drive gear; 202. a rotating gear; 203. a drive rod;

300. a column telescopic link; 301. a central connecting seat; 302. rotating the base; 303. a self-locking hook; 304. hanging a ring;

400. a spiral telescopic adjusting component; 401. a threaded seat; 402. rotating the screw rod;

500. a hinge assembly; 501. a U-shaped connecting frame; 502. a hinged seat.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

Referring to fig. 1 to 6, a support frame for bridge construction includes a plurality of telescopic columns 100, a first connection plate 1 and a second connection plate 2.

Referring to fig. 1 to 6, the telescopic upright 100 includes a hollow fixed seat 101 and a movable column 102, the movable column 102 is slidably connected inside the fixed seat 101, the movable column 102 is fixedly connected with a plurality of sliding blocks 103, the fixed seat 101 is provided with a plurality of sliding grooves matching with the sliding blocks 103, the sliding blocks 103 realize sliding fit between the movable column 102 and the fixed seat 101 through being located inside the corresponding sliding grooves, the fixed seat 101 and the movable column 102 are both quadrangular prisms, the movable column 102 can be limited while moving is realized, stability of the movable column 102 is ensured, the fixed seat 101 is slidably mounted with a mounting seat 3, the fixed seat 101 is provided with a plurality of through holes, bolts are arranged inside the through holes, the mounting seat 3 is provided with a plurality of threaded holes matching with the bolts, an adjusting screw 4 is rotatably mounted on the mounting seat 3 through a rotating shaft, the adjusting screw 4 is slightly smaller than the height of the fixed seat 101, the mounting seat 3 and the fixing seat 101 can be connected by screwing the bolt into the threaded hole, so that the adjusting screw rod 4 is mounted inside the fixing seat 101, the connection between the mounting seat 3 and the fixing seat 101 can be released by unscrewing the bolt, the mounting seat 3 and the adjusting screw rod 4 are detached from the inside of the fixing seat 101, the movable column 102 is in threaded connection with the adjusting screw rod 4, the fixing seat 101 is connected with a transmission adjusting assembly 200 for driving the adjusting screw rod 4 to rotate, the transmission adjusting assembly 200 comprises a driving gear 201 and a rotating gear 202, a driving rod 203 is fixedly connected between the adjusting screw rod 4 and the rotating shaft, the axial lines of the adjusting screw rod 4, the rotating shaft and the driving rod 203 are overlapped, the driving gear 201 is fixedly sleeved on the periphery of the driving rod 203, the fixing seat 101 is provided with an adjusting groove, the inner cavity of the fixing seat 101 is communicated with the outside through the adjusting groove, and the rotating gear 202 is rotatably mounted inside the adjusting groove, the rotating gear 202 is partially positioned outside the adjusting groove, the driving gear 201 is meshed with the rotating gear 202, two moving grooves are formed in the fixed seat 101, moving blocks are slidably mounted inside the moving grooves, the two moving blocks are fixedly connected with a false touch prevention blocking cover 5 and used for blocking the rotating gear 202, the adjusting groove is positioned inside the false touch prevention blocking cover 5, a magnet 6 is fixedly mounted on the outer side wall of the fixed seat 101, the false touch prevention blocking cover 5 is in contact with the magnet 6, the false touch prevention blocking cover 5 is made of iron metal, meanwhile, the moving blocks have certain sliding damping, the stability of the false touch prevention blocking cover 5 can be guaranteed, the false touch prevention blocking cover 5 is in contact with and mutually attracts the magnet 6 in a normal state, namely, the height of the telescopic upright post 100 does not need to be adjusted, the adjusting groove and the rotating gear 202 are blocked by the false touch prevention blocking cover 5, the rotating gear 202 is exposed by the sliding false touch prevention blocking cover 5, the rotating gear 202 can rotate, and the moving post 102 is driven to slide;

when the height of flexible stand 100 needs to be adjusted, rotating gear 202 is rotated through tools or directly using hands, thereby driving drive gear 201 and drive rod 203 to rotate, make adjusting screw 4 rotate, screw-thread fit through removing post 102 and adjusting screw 4, fixing base 101 is to the limiting displacement of removing post 102, the spout is to the limiting displacement of slider 103, can make the slip of removing post 102 in fixing base 101, thereby adjust the length that removes post 102 and be located outside fixing base 101, with the total length of adjusting flexible stand 100, be provided with a plurality of scale marks 8 on removing post 102, and the one end that removes post 102 and stretches out fixing base 101 is zero scale position, can carry out comparatively accurate observation to the length that removes post 102 and be located fixing base 101 outside through scale mark 8, thereby be convenient for carry out comparatively accurate assurance to the whole height of flexible stand 100.

Please refer to fig. 3, the first connecting plate 1 is fixedly connected to the fixing base 101, the second connecting plate 2 is fixedly connected to the movable column 102, the first connecting plate 1 and the second connecting plate 2 have the same size and shape, the first connecting plate 1 and the second connecting plate 2 are both provided with a plurality of connecting holes for installing bolts, the first connecting plate 1 and the second connecting plate 2 are respectively located at two ends of the telescopic column 100, when the two telescopic columns 100 are connected, the two telescopic columns 100 are aligned, that is, the two first connecting plates 1, the two second connecting plates 2 or the first connecting plate 1 and the second connecting plate 2 are aligned, the bolts are inserted into the two corresponding connecting holes, the two telescopic columns 100 can be connected by screwing the nuts onto the bolts, a plurality of triangular reinforcing plates 7 are fixedly connected between the first connecting plate 1 and the fixing base 101 and between the second connecting plate 2 and the movable column 102, the triangular reinforcing plates 7 can ensure the strength of the first connecting plate 1 and the second connecting plate 2 and the cross-sectional area of the first connecting plate 1 and the fixing base 101 and the second connecting plate 2 and the movable column 102, and the cross-sectional area of the first connecting plate 1 and the movable column 100 can ensure the stability of the telescopic column 100.

Example 2

Referring to fig. 8, on the basis of the embodiment, the support frame for bridge construction in the present application further includes a stud telescopic connector 300, the stud telescopic connector 300 includes a central connection seat 301, a plurality of rotation seats 302 and a plurality of spiral telescopic adjusting assemblies 400, the plurality of rotation seats 302 are respectively rotatably connected to corresponding telescopic studs 100, the spiral telescopic adjusting assemblies 400 are rotatably installed on the central connection seat 301, one end of each spiral telescopic adjusting assembly 400 far from the central connection seat 301 is rotatably installed with a self-locking hook 303, the rotation seat 302 is installed with a hanging ring 304 adapted to the self-locking hook 303, the self-locking hook 303 is hung on the hanging ring 304, the spiral telescopic adjusting assemblies 400 include a thread seat 401 and a rotation screw 402, the thread seat 401 is provided with an internal thread hole matched to the rotation screw 402, the thread seat 401 is rotatably installed on the central connection seat 301 through the hinge assembly 500, the hinge assembly 500 includes a U-shaped connection frame 501 and a hinge seat 502, the U-shaped connection frame 501 and the central connection seat 301 are both provided with mounting holes, mounting holes are provided inside the plurality of mounting holes, the hinge seat 502 is fixedly connected to the U-shaped connection frame 502, the hinge seat 501 is rotatably installed inside the hinge seat 501, one end of the self-locking seat 501 is far from the rotation screw 402 of the rotation connecting seat 301;

when connecting a plurality of flexible stands 100, connect U type link 501 on central connecting seat 301 through construction bolt, adjust the length of the flexible regulation subassembly 400 of spiral according to central connecting seat 301 and the distance between the seat 302 of rotating, rotate the screw rod 402, through the threaded connection of rotating screw rod 402 and screw seat 401 and the limiting displacement of articulated seat 502 to screw seat 401, can realize the removal of rotating screw rod 402, adjust the total length of screw seat 401 and rotating screw rod 402, articulate auto-lock couple 303 on link 304 and connect central seat and flexible stand 100, connect between a plurality of flexible stands 100 with this realization, guarantee the stability of a plurality of flexible stands 100, screw seat 401 can carry out the rotation of vertical direction under the effect of articulated seat 502, with this connection between the fixing base 101 of adaptation to different height positions.

Example 3

Referring to fig. 9, on the basis of the embodiments 1 and 2, it should be added that when adjusting the height of the telescopic vertical column 100, a constructor can use the auxiliary mounting motor 9, mount the auxiliary mounting gear 10 engaged with the rotating gear 202 at the output end of the auxiliary mounting motor 9, hold the auxiliary mounting motor 9, so that the positions of the auxiliary mounting gear 10 and the rotating gear 202 correspond to each other, and drive the auxiliary mounting gear 10 to rotate through the auxiliary mounting motor 9, so as to drive the rotating gear 202 and the driving gear 201 to rotate, and drive the adjusting screw 4 to rotate, thereby adjusting the height of the telescopic vertical column 100, and this way has higher adjusting efficiency.

When the support frame for bridge construction supports a bridge, firstly, the number of the telescopic upright posts 100 is determined according to the distance between the bridge and the ground, firstly, the length of each telescopic upright post 100 is adjusted according to the required length, the anti-false touch blocking cover 5 slides away from the adjusting groove to expose the rotating gear 202, the rotating gear 202 is directly rotated by hands, or the auxiliary mounting motor 9 is used to drive the auxiliary mounting gear 10 to rotate the rotating gear 202, drive the driving gear 201, the driving rod 203 and the adjusting screw rod 4 to rotate, drive the moving column 102 to move, adjust the total height of the moving column 102 and the fixed seat 101, then, the two first connecting plates 1 and the two second connecting plates 2 or the first connecting plate 1 and the second connecting plate 2 are connected by bolts, so that the two telescopic uprights 100 are connected, then the telescopic columns 100 are installed on the ground at proper positions, the number and the height of the telescopic columns 100 are adjusted according to the height between the positions and the bridge, then, a plurality of self-locking hooks 303 are respectively hung on the corresponding hanging rings 304, the spiral adjusting component is connected with the telescopic upright posts 100, the central connecting seat 301 is placed at the central positions of the telescopic upright posts 100, the rotating screw 402 is rotated to match the distance between the central base and the rotating base 302, the U-shaped connecting frame 501 is connected to the central connecting base 301 through a bolt, a plurality of telescopic vertical columns 100 are connected, and the length of the telescopic vertical column connecting piece 300 is adjusted by rotating the threaded matching of the screw 402 and the threaded seat 401, the support range of the support frame for bridge construction formed by the plurality of telescopic columns 100 can be adjusted, and the support frame for bridge construction can play a supporting role in the bridge construction process.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various 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 (10)

1. The utility model provides a support frame for bridge construction which characterized in that includes:

the telescopic upright posts (100) comprise hollow fixed seats (101) and moving posts (102), the moving posts (102) are connected inside the fixed seats (101) in a sliding mode, adjusting screws (4) are rotatably installed inside the fixed seats (101), the moving posts (102) are in threaded connection with the adjusting screws (4), and the fixed seats (101) are connected with transmission adjusting assemblies (200) used for driving the adjusting screws (4) to rotate;

the bolt mounting structure comprises a first connecting plate (1) and a second connecting plate (2), wherein the first connecting plate (1) is connected with a fixed seat (101), the second connecting plate (2) is connected with a movable column (102), the first connecting plate (1) and the second connecting plate (2) are identical in size and shape, and a plurality of connecting holes for bolt mounting are formed in the first connecting plate (1) and the second connecting plate (2);

stand telescopic connection spare (300), stand telescopic connection spare (300) are including central connecting seat (301), a plurality of rotation seat (302) and the flexible adjusting part (400) of a plurality of spiral, and are a plurality of rotation seat (302) rotate with flexible stand (100) that correspond respectively and connect, the flexible adjusting part (400) of spiral rotates and installs on central connecting seat (301), the one end that central connecting seat (301) were kept away from in the flexible adjusting part (400) of spiral rotates and installs auto-lock couple (303), rotate on seat (302) install with link (304) of auto-lock couple (303) adaptation, auto-lock couple (303) with link (304) articulate.

2. The supporting frame for bridge construction as claimed in claim 1, wherein the transmission adjusting assembly (200) comprises a driving gear (201) and a rotating gear (202), the driving gear (201) is fixedly sleeved on the periphery of the adjusting screw (4), an adjusting groove is formed in the fixing base (101), the adjusting groove is communicated with the outside, the rotating gear (202) is rotatably installed inside the adjusting groove, part of the rotating gear (202) is located outside the adjusting groove, and the driving gear (201) is meshed with the rotating gear (202).

3. The supporting frame for bridge construction according to claim 1, wherein the spiral telescopic adjusting assembly (400) comprises a threaded seat (401) and a rotating screw (402), an internal threaded hole matched with the rotating screw (402) is formed in the threaded seat (401), the threaded seat (401) is rotatably installed on the central connecting seat (301) through a hinge assembly (500), and the self-locking hook (303) is rotatably installed at one end, far away from the central connecting seat (301), of the rotating screw (402).

4. The supporting frame for bridge construction according to claim 3, wherein the hinge assembly (500) comprises a U-shaped connecting frame (501) and a hinge seat (502), the U-shaped connecting frame (501) and the central connecting seat (301) are respectively provided with a mounting hole, mounting bolts are arranged inside the mounting holes, the hinge seat (502) is fixedly connected with the U-shaped connecting frame (501), and the threaded seat (401) is rotatably mounted inside the hinge seat (502).

5. The supporting frame for bridge construction according to claim 1, wherein a mounting seat (3) is slidably mounted inside the fixing seat (101), the mounting seat (3) is detachably connected with the fixing seat (101) through a plurality of bolts, and the adjusting screw (4) is rotatably mounted on the mounting seat (3).

6. The supporting frame for bridge construction according to claim 1, wherein the moving column (102) is fixedly connected with a plurality of sliding blocks (103), the fixing seat (101) is provided with a plurality of sliding grooves matched with the sliding blocks (103), and the sliding blocks (103) are in sliding fit with the corresponding sliding grooves.

7. The bracing frame for bridge construction according to claim 1, wherein a plurality of triangular reinforcing plates (7) are fixedly connected between the first connecting plate (1) and the fixed seat (101) and between the second connecting plate (2) and the movable column (102).

8. The supporting frame for bridge construction according to claim 2, wherein the fixed seat (101) is slidably provided with a mis-touch preventing cover (5) for shielding the rotating gear (202), and the adjusting groove is located inside the mis-touch preventing cover (5).

9. The supporting frame for bridge construction according to claim 8, wherein the fixing seat (101) is connected with a magnet (6), the mis-touch preventing cover (5) is in contact with the magnet (6), and the mis-touch preventing cover (5) is made of iron metal.

10. A bracing frame for bridge construction according to claim 1, wherein a plurality of graduation marks (8) are provided on the moving column (102).

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