CN217399396U

CN217399396U - Fixing mechanism for antirust alloy of bridge support steel plate

Info

Publication number: CN217399396U
Application number: CN202221118274.7U
Authority: CN
Inventors: 华夏冰; 宁聪聪; 邓方志
Original assignee: Zhejiang Xingpu Road And Bridge Engineering Co ltd
Current assignee: Zhejiang Xingpu Road And Bridge Engineering Co ltd
Priority date: 2022-05-10
Filing date: 2022-05-10
Publication date: 2022-09-09
Anticipated expiration: 2032-05-10

Abstract

The utility model relates to a rust-resistant alloy of bridge beam supports steel sheet is with fixed establishment belongs to bridge engineering technical field. The technical scheme is provided, including the support body and be used for carrying out the anticorrosive subassembly of protection to the support body, the support body is provided with upper bracket steel sheet and undersetting steel sheet, the upper end of upper bracket steel sheet is provided with the fixed plate, the upper bracket steel sheet is provided with the guide subassembly, the effect is to guiding the concrete of pouring, the inner of upper bracket steel sheet and undersetting steel sheet evenly is provided with the U-shaped spare, anticorrosive subassembly is provided with the protective housing, the zinc block, guide bar and lead screw, the protective housing carries out fastening connection through adjacent two sets of U-shaped spare and support body. The utility model discloses a cooperation of lead screw, hand wheel, dwang, movable plate, conducting block, guide bar and guard box realizes that the mode that can corrode the zinc pig protects the support steel sheet, and the electrochemical reaction that the zinc pig participated in the metal position provides electron, replaces the corrosion reaction that the support steel sheet takes place in the atmosphere.

Description

Fixing mechanism for antirust alloy of bridge support steel plate

Technical Field

The utility model relates to a bridge engineering technical field especially relates to a rust-resistant alloy of bridge beam supports steel sheet is with fixed establishment.

Background

At present, natural disasters frequently occur due to the severity of environmental pollution, the damage to people caused by earthquakes in various natural disasters is the most serious, the traffic plays a decisive role in life and death of people when earthquakes occur, and most of places are that the bridge collapses after the earthquakes and blocks traffic, so that a plurality of people miss the best rescue time, so that in order to avoid collapse of the bridge when the bridge vibrates, the construction of the bridge becomes an important component in traffic, whether the bridge is stable or not is closely related to a support, the support is a pivot connected with the bridge pier, the gravity borne by the bridge body is timely transmitted to the bridge pier, the commonly used bridge support does not have the anti-seismic effect, and the probability of collapse of the bridge is higher when the general geological disasters occur.

For example, chinese patent application No. (CN202020018653.3) discloses a bridge earthquake-proof support, which includes a lower steel plate, an integrally formed lower base is disposed in the middle of the lower steel plate, a rubber block is mounted on the top of the lower base, the top of the rubber block is mounted inside an upper base, the upper base is located in the middle of the bottom of the upper steel plate, and the upper base and the upper steel plate are integrally formed. The utility model discloses it is fixed with the pier mainly through lower steel sheet, it is fixed with the roof beam body to go up the steel sheet, and its fixed method is tentatively fixed through the bolt earlier, and the mode of rethread grout is consolidated, and when the bridge bore great power, the block rubber can be reliable transmits the power that bears the weight of upper portion for the pier, and the block rubber has good elasticity simultaneously, has a buffer capacity when bearing great power to the roof beam body, plays a fine shockproof effect.

The inventors have shown that the above document has the following drawbacks: the prior art only provides a painting mode for protecting the steel plate of the support. The protection effect of painting is short, the paint is not resistant to rain erosion, and the paint surface is easy to peel off when the support is disturbed in the operation period of the support, so that the complete paint surface is damaged, and improvement on the paint is needed.

Therefore, how to treat the bridge bearing is a technical problem which needs to be solved by the technical personnel in the field at present.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a fixing mechanism for rust-resistant alloy of bridge beam supports steel sheet with anticorrosive effect to the problem that exists among the background art.

The technical scheme of the utility model: fixing mechanism for anti-rust alloy of bridge beam supports steel sheet, include the support body and be used for carrying out the anticorrosive subassembly of protection to the support body, the support body is provided with upper bracket steel sheet and undersetting steel sheet, the upper end of upper bracket steel sheet is provided with the fixed plate, the support body evenly is provided with fastening bolt, the upper bracket steel sheet is provided with the guide subassembly, and the effect is to guiding the concrete of pouring, the upper end of undersetting steel sheet is provided with the base, the upper end of base has set firmly the block rubber, the upper bracket steel sheet with the inner of undersetting steel sheet evenly is provided with the U-shaped spare, and anticorrosive subassembly is provided with protecting box, zinc piece, guide bar and lead screw, the protecting box carries out fastening connection through adjacent two sets of U-shaped spares and support body.

Preferably, the material guiding assembly is provided with a moving block, an inverted T-shaped cavity is arranged inside the moving block, a rectangular groove matched with the moving block is formed in the middle of the upper support steel plate, and a material injection cavity is formed below the rectangular groove of the upper support steel plate.

Preferably, the inner wall of the rectangular cavity of the upper support steel plate is uniformly provided with a clamping cavity, a spring is installed in the clamping cavity of the upper support steel plate, a positioning block is embedded in the clamping cavity, and positioning grooves matched with the positioning block are formed in the periphery of the moving block.

Preferably, the protective housing is provided with the inner chamber, the middle part of protective housing inner chamber evenly is provided with the baffle, and is located upper portion the baffle slides and sets up, the guide bar with the lead screw set up in both ends about the protective housing inner chamber, just the lead screw is provided with two sets ofly, two sets of the screw thread of lead screw sets up on the contrary, the inner of lead screw is provided with the dwang, the middle part of dwang is provided with the hand wheel.

Preferably, a moving plate is arranged on the rod body of the screw rod, and a conductive block is arranged at one end, far away from the partition plate, of the moving plate.

Preferably, the upper end and the lower end of the inner cavity of the protective box are both provided with openings, and the openings are matched with the conductive blocks.

Preferably, the upper end part of the upper support steel plate and the lower end part of the lower support steel plate are provided with clamping cavities for pouring concrete.

Compared with the prior art, the utility model discloses following profitable technological effect has:

1. the support steel plate is protected in a mode of corroding the zinc block by matching the screw rod, the hand wheel, the rotating rod, the moving plate, the conductive block, the guide rod and the protective box, and the zinc block participates in the electrochemical reaction of a metal part to provide electrons to replace the corrosion reaction of the support steel plate in the atmosphere;

2. through the cooperation of the movable block of support body, fastening bolt, locating piece, realize that the support body is tentatively fixed with the roof beam body and pier respectively, the rethread pours into and mixes earth and consolidates, makes the more firm that combines between support body and the bridge, and effectively avoids concrete placement to appear the condition of hollowing through setting up of guide subassembly.

Drawings

Fig. 1 is a schematic front view of an internal structure of an embodiment of the present invention;

FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1;

FIG. 3 is a schematic diagram of a right-side cross-sectional structure of FIG. 1;

fig. 4 is a side view of the protective box of fig. 3.

Reference numerals: 101-abutment, 102-beam body, 2-support body, 201-upper support steel plate, 202-lower support steel plate, 3-base, 4-rubber block, 5-protective box, 6-fixed plate, 61-U-shaped piece, 7-fastening bolt, 8-moving plate, 9-conductive block, 10-zinc block, 11-positioning block, 12-moving block, 13-partition plate, 14-guide rod, 141-lead screw, 15-rotating rod and 16-hand wheel.

Detailed Description

The following describes the technical solution of the present invention with reference to the accompanying drawings and specific embodiments.

Example one

As shown in fig. 1-2, the utility model provides a fixing mechanism for antirust alloy of bridge support steel plate, including support body 2 and the anticorrosive subassembly that is used for protecting support body 2, support body 2 is provided with upper support steel sheet 201 and lower support steel sheet 202, the upper end of upper support steel sheet 201 is provided with fixed plate 6, support body 2 evenly is provided with fastening bolt 7, upper support steel sheet 201 is provided with the guide subassembly, the effect is to guide the concrete of pouring, the upper end of lower support steel sheet 202 is provided with base 3, the upper end of base 3 has set firmly rubber block 4, the inner of upper support steel sheet 201 and lower support steel sheet 202 evenly is provided with U-shaped piece 61, anticorrosive subassembly is provided with guard box 5, zinc block 10, guide bar 14 and lead screw 141, guard box 5 fastens through adjacent two sets of U-shaped piece 61 and support body 2 and connects;

the guide subassembly is provided with movable block 12, the inside of movable block 12 is provided with the shape of falling T cavity, the middle part of upper bracket steel sheet 201 is provided with the rectangular channel with movable block 12 looks adaptation, the below of upper bracket steel sheet 201 rectangular channel is provided with annotates the material chamber, the inner wall in upper bracket steel sheet 201 rectangular channel evenly is provided with presss from both sides the chamber, install the spring in the clamp chamber of upper bracket steel sheet 201, and inlay and be equipped with locating piece 11, the constant head tank with 11 looks adaptations of locating piece has all been seted up around movable block 12.

The working principle of the fixing mechanism for the bridge support steel plate antirust alloy based on the first embodiment is that when the fixing mechanism is installed, an upper support steel plate 201 and a lower support steel plate 202 are installed sequentially through fastening bolts 7, the upper support steel plate 201 is installed at the bottom of a beam body 102, and the lower support steel plate 202 is installed on the upper end face of an abutment 101.

After the installation, and pour concrete in the double-layered chamber of upper bracket steel sheet 201 and lower bracket steel sheet 202, the top of lower bracket steel sheet 202 evenly is provided with pours the hole, lower bracket steel sheet 202 is when pouring, get into through the concrete and press from both sides the chamber after, the cavity of movable block 12 can be filled to the concrete, and the weight of concrete can drive movable block 12 and move down, movable block 12 is at the in-process that removes, it returns to return to drive locating piece 11, move to the constant head tank department of movable block 12 at locating piece 11, the elastic potential energy of spring drives locating piece 11 and resets, with the constant head tank gomphosis of movable block 12, the concrete passes through the cavity entering upper bracket steel sheet 201's of movable block 12 notes material chamber this moment.

Example two

As shown in fig. 2-4, the utility model provides a fixing mechanism for rust-resistant alloy of bridge beam supports steel sheet compares in embodiment one, and this embodiment still includes: protective housing 5 is provided with the inner chamber, the middle part of protective housing 5 inner chamber evenly is provided with baffle 13, and the baffle 13 that is located the upper portion sets up that slides, guide bar 14 and lead screw 141 set up in both ends about protective housing 5 inner chamber, and lead screw 141 is provided with two sets ofly altogether, two sets of lead screw 141's screw opposite sets up, lead screw 141's the inner is provided with dwang 15, the middle part of dwang 15 is provided with hand wheel 16, lead screw 141's the body of rod is provided with movable plate 8, the one end that baffle 13 was kept away from to movable plate 8 is provided with conducting block 9, the upper and lower both ends of protective housing 5 inner chamber all are provided with the opening, and opening and conducting block 9 looks adaptation, the upper end of upper bracket steel sheet 201 and the lower tip of undersetting steel sheet 202 all are provided with the double-layered chamber that is used for pouring the concrete.

In this embodiment, after the support body 2 is installed, the U-shaped part 61 is installed at the bottom of the upper support steel plate 201 and the top of the lower support steel plate 202, and the protection box 5 is inserted into the gap formed by the U-shaped part 61, after the installation is completed, because the partition plate 13 at the upper part is arranged in a sliding manner, the partition plate 13 at the lower part is fixedly arranged, the partition plate 13 at the upper part is lifted, the zinc block 10 is placed in the middle of the two sets of partition plates 13, the partition plate 13 at the upper part moves down due to gravity, the zinc block 10 is tightly attached to the two sets of partition plates 13, the hand wheel 16 is rotated, the hand wheel 16 drives the two sets of screw rods 141 to rotate through the rotating rod 15, so that the two sets of moving plates 8 drive the conductive blocks 9 to penetrate through the opening of the protection box 5 and are tightly attached to the upper support steel plate 201 and the lower support steel plate 202, so that the support body 2 is protected by corroding the zinc block 10, the purpose of preventing corrosion is achieved, one side of the protection box 5 is provided with a box door, the zinc blocks 10 are convenient to replace regularly.

The above embodiments are merely some preferred embodiments of the present invention, and many alternative modifications and combinations can be made to the above embodiments by those skilled in the art based on the technical solution of the present invention and the related teachings of the above embodiments.

Claims

1. Fixing mechanism for rust-resistant alloy of bridge beam supports steel sheet, its characterized in that: comprises a support body (2) and an anti-corrosion component for protecting the support body (2), the support body (2) is provided with an upper support steel plate (201) and a lower support steel plate (202), the upper end part of the upper support steel plate (201) is provided with a fixed plate (6), the support body (2) is uniformly provided with fastening bolts (7), the upper support steel plate (201) is provided with a material guide component which is used for guiding the poured concrete, the upper end part of the lower support steel plate (202) is provided with a base (3), the upper end part of the base (3) is fixedly provided with a rubber block (4), the inner ends of the upper support steel plate (201) and the lower support steel plate (202) are uniformly provided with U-shaped pieces (61), the anticorrosion assembly is provided with a protective box (5), a zinc block (10), a guide rod (14) and a screw rod (141), the protective box (5) is fixedly connected with the support body (2) through two adjacent groups of U-shaped pieces (61).

2. The fixing mechanism for the antirust alloy of the bridge support steel plate according to claim 1, characterized in that: the material guiding assembly is provided with a moving block (12), an inverted T-shaped cavity is arranged inside the moving block (12), a rectangular groove matched with the moving block (12) is formed in the middle of an upper support steel plate (201), and a material injection cavity is arranged below the rectangular groove of the upper support steel plate (201).

3. The fixing mechanism for the antirust alloy of the bridge support steel plate according to claim 2, characterized in that: the inner wall in upper bracket steel sheet (201) rectangle chamber evenly is provided with presss from both sides the chamber, install the spring in the double-layered chamber of upper bracket steel sheet (201) to inlay and be equipped with locating piece (11), all set up around movable block (12) with the constant head tank of locating piece (11) looks adaptation.

4. The fixing mechanism for the antirust alloy of the bridge support steel plate according to claim 1, characterized in that: guard box (5) are provided with the inner chamber, the middle part of guard box (5) inner chamber evenly is provided with baffle (13), and is located upper portion baffle (13) slide the setting, guide bar (14) with lead screw (141) set up in both ends about guard box (5) inner chamber, just lead screw (141) are provided with two sets ofly, two sets of the screw thread of lead screw (141) sets up on the contrary, the inner of lead screw (141) is provided with dwang (15), the middle part of dwang (15) is provided with hand wheel (16).

5. The fixing mechanism for the antirust alloy of the bridge support steel plate according to claim 4, characterized in that: the rod body of lead screw (141) is provided with movable plate (8), movable plate (8) are kept away from the one end of baffle (13) is provided with conducting block (9).

6. The fixing mechanism for the antirust alloy of the bridge support steel plate according to claim 5, characterized in that: the upper end and the lower end of the inner cavity of the protective box (5) are provided with openings, and the openings are matched with the conductive blocks (9).

7. The fixing mechanism for the antirust alloy of the bridge support steel plate as recited in claim 1, wherein: the upper end of the upper support steel plate (201) and the lower end of the lower support steel plate (202) are both provided with clamping cavities for pouring concrete.