CN219239065U - Viaduct walking portal frame - Google Patents

Abstract

The utility model discloses a viaduct walking type portal frame which comprises a cross beam, a support frame and a base, wherein the support frame is symmetrically fixed at the bottom of the cross beam, pulleys are arranged at the bottom end of the support frame, the bottom end of the support frame is embedded into the inner side of the base, two cleaning mechanisms are symmetrically arranged on the front side and the rear side of the support frame, each cleaning mechanism comprises a mounting assembly and a cleaning assembly, and each cleaning assembly is arranged at the bottom of each mounting assembly; through installation piece, spacing groove, draw-in groove, pull block, fixture block, slide hole, metal sheet, circular hole of design, can clear up the inboard foreign matter of base at the in-process that the device removed, avoid these foreign matters to the removal of pulley to cause the influence, guarantee that the device is mobilized the material smoothly.

Description

Viaduct walking portal frame

Technical Field

The utility model belongs to the technical field of portal frames, and particularly relates to a viaduct walking type portal frame.

Background

In the construction process of the viaduct, construction materials such as precast box girders and the like need to be lifted, so that a walking portal frame is needed to be used, the walking portal frame generally comprises a cross beam, a support frame, pulleys, a base, an electric hoist and other mechanisms, the device is connected with the construction materials through ropes at the bottom of the electric hoist in the working process, the construction materials are driven to lift and move through the electric hoist, and the position of the device can be adjusted through the pulleys at the bottom of the device, so that the materials can be moved to a proper position.

When the existing viaduct walking portal frame is used, the pulley at the bottom end of the supporting frame can slide on the inner side of the base, but foreign matters easily enter the inner side of the base, so that sliding of the pulley is blocked, lifting and moving of the device to materials are not facilitated, and therefore a structure is required to be designed to solve the problem.

Disclosure of Invention

The utility model aims to provide a viaduct walking type portal frame, which solves the problems that foreign matters easily enter the inner side of a base, are inconvenient to clean and are not beneficial to movement of pulleys.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a overpass walking portal frame, includes crossbeam, support frame and base, the support frame symmetry is fixed in the bottom of crossbeam, the bottom of support frame is provided with the pulley, the bottom of support frame is embedded to the inboard of base, the front and back bilateral symmetry of support frame is provided with two clearance mechanisms, clearance mechanism is including installation component and clean subassembly, clean subassembly sets up in the bottom of installation component, clean subassembly's bottom is hugged closely with the inboard of base.

Preferably, the cleaning component comprises a connecting plate, inclined rods, scraping plates and brushes, wherein the inclined rods are symmetrically arranged on the front side and the rear side of the supporting frame, the connecting plate is fixed on the top end of each inclined rod, the scraping plates are fixed on the bottom ends of the inclined rods, and the brushes are arranged at the bottoms of the scraping plates.

Preferably, the installation component is including installation piece, spacing groove, draw-in groove, pull block, fixture block, circular hole and metal column, the installation piece symmetry is fixed in the front and back both sides of support frame, the spacing groove is seted up in the surface of installation piece, the inside of connecting plate embedding to the spacing groove, circular hole runs through and sets up in the surface of connecting plate, the metal column embeds to the inside of circular hole, the inner wall fixed connection of metal column and spacing groove, the draw-in groove symmetry is seted up in the both sides of connecting plate, pull block symmetry sets up in the both sides of installation piece, the fixture block is fixed in the inboard of pulling the piece, the inside of corresponding draw-in groove is embedded to the one end of fixture block.

Preferably, the pull block is of a cuboid structure, and a pull groove is formed in the surface of the pull block.

Preferably, the installation component is still including slide hole, metal sheet and spring, the slide hole symmetry is seted up in the outside of pulling the piece, the metal sheet sets up in the outside of pulling the piece, the both ends of metal sheet run through the inside and the installation piece fixed connection of corresponding slide hole respectively, the spring sets up between metal sheet and pulling the piece.

Preferably, the surface of crossbeam is provided with the cat ladder, be connected with sliding component between cat ladder and the crossbeam.

Preferably, the sliding assembly comprises a supporting block, a sliding block, a containing hole and a cross rod, wherein the supporting block is symmetrically fixed on the surface of the cross rod, the sliding block is fixed on the top end of the crawling ladder, the containing hole penetrates through one end of the sliding block, the cross rod penetrates through the inside of the containing hole, and two ends of the cross rod are fixedly connected with the corresponding supporting blocks respectively.

Preferably, a rubber lug is fixed on the inner wall of the accommodating hole, and the rubber lug is clung to the surface of the cross rod.

Compared with the prior art, the utility model has the beneficial effects that:

through installation piece, spacing groove, draw-in groove, pull block, fixture block, slide hole, metal sheet, circular hole of design, can clear up the inboard foreign matter of base at the in-process that the device removed, avoid these foreign matters to the removal of pulley to cause the influence, guarantee that the device is mobilized the material smoothly.

Drawings

FIG. 1 is a front view of the present utility model;

FIG. 2 is an enlarged view of region A of FIG. 1 in accordance with the present utility model;

FIG. 3 is a side view of the cleaning assembly of the present utility model;

FIG. 4 is a front cross-sectional view of the mounting assembly of the present utility model;

FIG. 5 is a front cross-sectional view of the utility model in section B of FIG. 1;

in the figure: 100. a cross beam; 200. a support frame; 300. a base; 400. a cleaning mechanism; 401. a mounting assembly; 4011. a mounting block; 4012. a limit groove; 4013. a clamping groove; 4014. pulling blocks; 4015. a clamping block; 4016. a sliding hole; 4017. a metal plate; 4018. a circular hole; 4019. a metal column; 402. a cleaning assembly; 4021. a connecting plate; 4022. a diagonal rod; 4023. a scraper; 500. a ladder stand; 600. a sliding assembly; 601. a support block; 602. a sliding block; 603. a receiving hole; 604. a cross bar.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples

Referring to fig. 1 to 5, the present utility model provides a technical solution: the utility model provides a overpass walking portal frame, including crossbeam 100, support frame 200 and base 300, support frame 200 is fixed in the bottom of crossbeam 100 symmetrically, the bottom of support frame 200 is provided with the pulley, the pulley makes things convenient for the removal of device, the bottom of support frame 200 is embedded to the inboard of base 300, the front and back both sides symmetry of support frame 200 is provided with two clearance mechanisms 400, clearance mechanism 400 can be in the in-process that the device removed, the foreign matter that the base 300 was inboard is cleared up to these foreign matters, avoid these foreign matters to the removal of pulley to cause the influence, guarantee the smooth transfer of device to the material, clearance mechanism 400 is including installation component 401 and cleaning component 402, cleaning component 402 sets up in the bottom of installation component 401, cleaning component 402 can strike off the foreign matter of base 300 inboard, installation component 401 makes things convenient for the installation of cleaning component 402, cleaning component 402's bottom and the inboard of base 300 are hugged closely; the cleaning component 402 comprises a connecting plate 4021, an inclined rod 4022, a scraping plate 4023 and a brush, wherein the inclined rod 4022 is symmetrically arranged at the front side and the rear side of the supporting frame 200, the inclined rod 4022 is made of metal, the strength is high, bending is not easy to occur, the connecting plate 4021 is fixed at the top end of the inclined rod 4022, the scraping plate 4023 is fixed at the bottom end of the inclined rod 4022, the brush is arranged at the bottom of the scraping plate 4023, the mounting component 401 comprises a mounting block 4011, a limit groove 4012, a clamping groove 4013, a pulling block 4014, a clamping block 4015, a circular hole 4018 and a metal column 4019, the mounting block 4011 is symmetrically fixed at the front side and the rear side of the supporting frame 200, the limit groove 4012 is arranged on the surface of the mounting block 4011, the limit groove 4012 can accommodate the connecting plate 4021, the connecting plate 4021 is embedded into the inside of the limit groove 4012, the circular hole 4018 is penetratingly arranged on the surface of the connecting plate 4021, the metal column 4019 is embedded into the inside of the circular hole 4018, the metal column 4019 is fixedly connected with the inner wall of the limit groove 4012, the metal column 4019 and the round hole 4018 can initially limit the connecting plate 4021, the clamping groove 4013 is symmetrically arranged at two sides of the connecting plate 4021, the pull block 4014 is symmetrically arranged at two sides of the mounting block 4011, the clamping block 4015 is fixed at the inner side of the pull block 4014, the clamping block 4015 and the clamping groove 4013 can further limit the connecting plate 4021, one end of the clamping block 4015 is embedded into the corresponding clamping groove 4013, the pull block 4014 is of a cuboid structure, the pull block 4014 can drive the clamping block 4015 to move in the same direction, the surface of the pull block 4014 is provided with a pull groove, the pull groove is convenient for pulling the pull block 4014, the mounting assembly 401 further comprises a sliding hole 4016, a metal plate 4017 and a spring, the sliding hole 4016 is symmetrically arranged at the outer side of the pull block 4014, two ends of the metal plate 4017 respectively penetrate through the inner side of the corresponding sliding hole 4016 and are fixedly connected with the mounting block 4011, the metal plate 4017 can limit the sliding direction of the pull block 4014, the spring is arranged between the metal plate 4017 and the pull block 4014, and the spring can enable the clamping block 4015 to reset.

In this embodiment, preferably, the surface of crossbeam 100 is provided with cat ladder 500, cat ladder 500 makes things convenient for the staff to climb to electric block's position department, be connected with sliding component 600 between cat ladder 500 and the crossbeam 100, sliding component 600 makes things convenient for the removal of cat ladder 500, sliding component 600 is including supporting shoe 601, sliding block 602, hold the hole 603, horizontal pole 604, supporting shoe 601 symmetry is fixed in the surface of crossbeam 100, supporting shoe 601 can support horizontal pole 604, sliding block 602 is fixed in the top of cat ladder 500, hold the hole 603 and run through the one end of seting up in sliding block 602, horizontal pole 604 runs through the inside of holding hole 603, horizontal pole 604 and hold the hole 603 and be favorable to the slip of cat ladder 500, the both ends of horizontal pole 604 respectively with corresponding supporting shoe 601 fixed connection, be fixed with the rubber lug on the inner wall of holding hole 603, the rubber lug is hugged closely with the surface of horizontal pole 604, this structure makes things convenient for the staff to crawl to electric block's position department, be favorable to the staff to overhauling it.

The working principle and the using flow of the utility model are as follows: when the scraper 4023 and the hairbrush are installed on the front side and the rear side of the supporting frame 200, fingers are embedded into the pull grooves, the pull block 4014 is pulled to drive the clamping block 4015 to move in the same direction, at the moment, the metal plate 4017 slides relatively in the sliding hole 4016 and extrudes the spring, so that the spring is stressed and contracted until one end of the clamping block 4015 slides out of the inside of the limiting groove 4012, then the connecting plate 4021 is embedded into the inside of the limiting groove 4012, meanwhile, a metal column 4019 in the limiting groove 4012 is embedded into the round hole 4018, the pulling block 4014 is released, after the extrusion of the spring is lost, the pulling block 4014 is reversely pushed to drive the clamping block 4015 to be embedded into the corresponding clamping groove 4013, the scraper 4023 and the hairbrush are installed, at the moment, the hairbrush is tightly attached to the inner side of the base 300, and can be driven to clean foreign matters on the inner side of the base 300 while the supporting frame 200 moves, so that the foreign matters on the inner side of the base 300 can be prevented from affecting the movement of the pulley, and the material can be smoothly mobilized by the device; if the electric hoist on the device needs to be overhauled, the crawling ladder 500 can be moved, the sliding block 602 is driven to move in the same direction, at the moment, the cross rod 604 slides relatively in the accommodating hole 603 until the crawling ladder 500 moves to the position of the electric hoist, and the structure is convenient for workers to crawl to the position of the electric hoist, so that the workers are benefited to overhauling the electric hoist.

Although embodiments of the present utility model have been shown and described in detail with reference to the foregoing detailed description, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations may be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (8)

1. The utility model provides a overpass walking portal frame, includes crossbeam (100), support frame (200) and base (300), support frame (200) symmetry is fixed in the bottom of crossbeam (100), the bottom of support frame (200) is provided with the pulley, the inboard of base (300) is embedded to the bottom of support frame (200), its characterized in that: two cleaning mechanisms (400) are symmetrically arranged on the front side and the rear side of the supporting frame (200), each cleaning mechanism (400) comprises an installation component (401) and a cleaning component (402), each cleaning component (402) is arranged at the bottom of each installation component (401), and the bottom end of each cleaning component (402) is tightly attached to the inner side of the base (300).

2. The overpass walking portal frame of claim 1, wherein: cleaning element (402) is including connecting plate (4021), chute (4022), scraper blade (4023) and brush, chute (4022) symmetry sets up in the front and back both sides of support frame (200), connecting plate (4021) is fixed in the top of chute (4022), scraper blade (4023) are fixed in the bottom of chute (4022), the brush sets up in the bottom of scraper blade (4023).

3. The overpass walking portal frame of claim 2, wherein: the mounting assembly (401) comprises a mounting block (4011), a limit groove (4012), a clamping groove (4013), a pull block (4014), a clamping block (4015), a circular hole (4018) and a metal column (4019), wherein the mounting block (4011) is symmetrically fixed on the front side and the rear side of the supporting frame (200), the limit groove (4012) is formed in the surface of the mounting block (4011), the connecting plate (4021) is embedded into the limit groove (4012), the circular hole (4018) is formed in the surface of the connecting plate (4021) in a penetrating mode, the metal column (4019) is embedded into the circular hole (4018), the metal column (4019) is fixedly connected with the inner wall of the limit groove (4012), the clamping groove (4013) is symmetrically formed on the two sides of the connecting plate (4021), the pull block (4014) is symmetrically arranged on the two sides of the mounting block (4011), and the clamping block (4015) is fixed on the inner side of the pull block (4), and one end (4015) of the clamping block (4015) is correspondingly embedded into the clamping groove (4013).

4. A viaduct walking portal frame as claimed in claim 3, wherein: the pull block (4014) is of a cuboid structure, and a pull groove is formed in the surface of the pull block (4014).

5. The overpass walking portal frame of claim 2, wherein: the mounting assembly (401) further comprises sliding holes (4016), metal plates (4017) and springs, wherein the sliding holes (4016) are symmetrically formed in the outer sides of the pull blocks (4014), the metal plates (4017) are arranged on the outer sides of the pull blocks (4014), two ends of each metal plate (4017) penetrate through the corresponding sliding holes (4016) respectively and are fixedly connected with the mounting blocks (4011), and the springs are arranged between the metal plates (4017) and the pull blocks (4014).

6. The overpass walking portal frame of claim 1, wherein: the surface of crossbeam (100) is provided with cat ladder (500), be connected with sliding component (600) between cat ladder (500) and crossbeam (100).

7. The overpass walking portal frame of claim 6, wherein: the sliding assembly (600) comprises a supporting block (601), a sliding block (602), a containing hole (603) and a cross rod (604), wherein the supporting block (601) is symmetrically fixed on the surface of the cross beam (100), the sliding block (602) is fixed on the top end of the ladder stand (500), the containing hole (603) penetrates through one end of the sliding block (602), the cross rod (604) penetrates through the inside of the containing hole (603), and two ends of the cross rod (604) are fixedly connected with the corresponding supporting block (601) respectively.

8. The overpass walking portal frame of claim 7, wherein: rubber bumps are fixed on the inner wall of the accommodating hole (603) and are clung to the surface of the cross rod (604).

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