CN215666770U

CN215666770U - Quick hoisting device of instrument for road and bridge construction

Info

Publication number: CN215666770U
Application number: CN202120431035.6U
Authority: CN
Inventors: 解金鹿; 米建明
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-02-26
Filing date: 2021-02-26
Publication date: 2022-01-28
Anticipated expiration: 2031-02-26

Abstract

The utility model discloses a rapid lifting device for a road and bridge construction tool, and relates to the technical field of lifting devices. The self-locking type steel wire rope cable clamp comprises a bottom plate, a supporting column and a top plate, wherein the supporting column is fixedly connected between the bottom plate and the top plate, four corners of the lower bottom surface of the bottom plate are fixedly connected with universal self-locking wheels, a pulley block is fixedly connected to the bottom surface of the top plate, a rotating assembly is installed on the bottom plate, a steel wire rope is wound between the pulley block and the rotating assembly, a fixing plate positioned between the pulley block and the rotating assembly is fixedly connected to the bottom surface of the top plate, and a through groove is formed in the fixing plate. The universal self-locking wheel is arranged on the bottom surface of the bottom plate, so that the device can conveniently move on a bridge floor, labor is saved, the ratchet wheel and the trapezoidal block are arranged between the pulley block and the rotating assembly, the steel rope can rotate in one direction and reversely and can be self-locked through the ratchet wheel, falling is prevented, and the safety of the device is greatly improved.

Description

Quick hoisting device of instrument for road and bridge construction

Technical Field

The utility model relates to the technical field of lifting devices, in particular to a rapid lifting device for a tool for road and bridge construction.

Background

A bridge is generally a structure for allowing vehicles, pedestrians and the like to smoothly pass through the bridge at a high position. In order to adapt to the modern high-speed developed traffic industry, bridges are also extended to be constructed to span mountain stream, unfavorable geology or meet other traffic needs, so that the buildings are convenient to pass.

When a road and a bridge are constructed, various tools for road and bridge construction are generally required to be conveyed and hoisted to the high bridge floor construction area, at this time, a lifting device is required, but the general lifting device is fixed on the bridge floor and is inconvenient to move, when a block exists under the bridge, tools below the lifting device cannot be moved by people under the bridge and are difficult to lift, and the lifting device is generally locked by a motor to prevent articles from falling, but if the motor fails, the safety cannot be guaranteed, so the utility model provides the rapid lifting device for the tools for road and bridge construction.

SUMMERY OF THE UTILITY MODEL

The utility model aims to: the utility model provides a rapid tool lifting device for road and bridge construction, aiming at solving the problems that a lifting device is inconvenient to move, self-locking is carried out only by using a motor, other anti-falling facilities are not available, and the safety is poor.

The utility model specifically adopts the following technical scheme for realizing the purpose:

a rapid lifting device of a tool for road and bridge construction comprises a bottom plate, a supporting column and a top plate, wherein the supporting column is fixedly connected between the bottom plate and the top plate, four corners of the lower bottom surface of the bottom plate are fixedly connected with universal self-locking wheels, the bottom surface of the top plate is fixedly connected with a pulley block, a rotating assembly is arranged on the bottom plate, a steel rope is wound between the pulley block and the rotating assembly, the bottom surface of the top plate is fixedly connected with a fixed plate positioned between the pulley block and the rotating assembly, the fixed plate is provided with a through groove, a ratchet wheel is rotatably arranged in the through groove, the steel rope is wound on the ratchet wheel, an installation groove penetrating through the fixing plate is arranged at the bottom in the through groove, the mounting groove is internally connected with a trapezoidal block in a clamping mode, the bottom of the trapezoidal block is fixedly connected with a pull rod penetrating through the mounting groove, and a spring sleeved on the pull rod is arranged in the mounting groove.

Further, the rotating assembly comprises two mounting plates fixedly mounted on the bottom plate, a roller is rotatably mounted between the mounting plates, one end of the roller is connected with a motor fixedly mounted on the bottom plate, and an output shaft of the motor penetrates through the mounting plates and is fixedly connected with the roller.

Further, the assembly pulley includes the connecting plate of fixed mounting on the roof bottom surface, the top sheave is installed in the inside rotation of connecting plate the first half, the middle pulley is installed in the inside rotation of connecting plate the latter half, the middle pulley below is provided with the bottom sheave, it is connected with the connecting block to rotate on the bottom sheave, steel cable tip fixed connection just winds respectively on the connecting block upper end and establishes at the bottom sheave, on middle pulley and the top sheave, connecting block lower extreme fixedly connected with couple.

Furthermore, the front end of the bottom plate is hinged with an L-shaped pressing plate with the bottom surface parallel to the bottom surface of the universal self-locking wheel, and the rear end of the top plate is connected with a fixing assembly.

Further, fixed subassembly includes the link of fixed connection in the roof rear end, the link is gone up the ring and is detained fixed rope, fixed rope other end fixedly connected with ring, the ring interpolation is equipped with the staple of being connected with the bottom surface.

Furthermore, a groove for winding the steel rope is formed in the middle of the ratchet wheel, and teeth of the ratchet wheel are in interference fit with the inclined plane of the trapezoidal block.

The utility model has the following beneficial effects:

1. the universal self-locking wheel is arranged on the bottom surface of the bottom plate, so that the device can conveniently move on a bridge floor, labor is saved, the ratchet wheel and the trapezoidal block are arranged between the pulley block and the rotating assembly, the steel rope can rotate in one direction and reversely and can be self-locked through the ratchet wheel, falling is prevented, and the safety of the device is greatly improved.

Drawings

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

FIG. 2 is a plan elevation view of the present invention;

FIG. 3 is a side plan view of the present invention;

FIG. 4 is a cross-sectional view taken along line A-A of FIG. 3 in accordance with the present invention;

reference numerals: 1. a base plate; 2. a support pillar; 3. a top plate; 4. a self-locking wheel; 5. a pulley block; 501. a connecting plate; 502. an upper pulley; 503. a middle pulley; 504. a lower pulley; 505. connecting blocks; 506. hooking; 6. a rotating assembly; 601. mounting a plate; 602. a drum; 603. a motor; 7. a steel cord; 8. a fixing plate; 9. a through groove; 10. a ratchet wheel; 1001. a groove; 11. mounting grooves; 12. a trapezoidal block; 13. a pull rod; 14. a spring; 15. an L-shaped pressing plate; 16. a fixing assembly; 1601. hanging a ring; 1602. fixing a rope; 1603. a circular ring; 1604. and (5) fixing the nail.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. 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.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

In the description of the embodiments of the present invention, it should be noted that the terms "inside", "outside", "upper", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships conventionally arranged when the products of the present invention are used, and are only used for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the devices or elements indicated must have specific orientations, be constructed in specific orientations, and operated, and thus, should not be construed as limiting the present invention.

As shown in fig. 1, 2 and 4, a rapid lifting device for a tool for road and bridge construction according to an embodiment of the present invention includes a bottom plate 1, a supporting column 2 and a top plate 3, the supporting column 2 is fixedly connected between the bottom plate 1 and the top plate 3, universal locking wheels 4 are fixedly connected to four corners of a bottom surface of the bottom plate 1, a pulley block 5 is fixedly connected to a bottom surface of the top plate 3, a rotating assembly 6 is installed on the bottom plate 1, a steel cable 7 is wound between the pulley block 5 and the rotating assembly 6, a fixing plate 8 located between the pulley block 5 and the rotating assembly 6 is fixedly connected to a bottom surface of the top plate 3, a through groove 9 is formed on the fixing plate 8, a ratchet 10 is rotatably installed in the through groove 9, the steel cable 7 is wound on the ratchet 10, an installation groove 11 penetrating through the fixing plate 8 is formed in a bottom of the through groove 9, a trapezoidal block 12 is clamped in the installation groove 11, a pull rod 13 penetrating through the installation groove 11 is fixedly connected to a bottom of the trapezoidal block 12, be provided with the spring 14 that the cover was established on pull rod 13 in the mounting groove 11, can make the free removal and fixed on the bridge floor of device through universal auto-lock wheel 4, promote the instrument of the different positions in bottom surface, the wire rope 7 twines increases frictional force on ratchet 10, then carry out unidirectional rotation's restraint to ratchet 10 through trapezoidal piece 12 and prevent its reversal, article can not take place to fall when guaranteeing to meet accident, very big improvement the security of device, can take over pull rod 13 and break away from ratchet 10 with trapezoidal piece 12 when needing ratchet 10 reversal, make ratchet 10 normally rotate.

As shown in fig. 3, in some embodiments, the rotating assembly 6 includes two mounting plates 601 fixedly mounted on the base plate 1, a roller 602 is rotatably mounted between the two mounting plates 601, one end of the roller 602 is connected to a motor 603 fixedly mounted on the base plate 1, an output shaft of the motor 603 penetrates through the mounting plates 601 and is fixedly connected to the roller 602, and the motor 603 drives the roller 602 to rotate forward and backward, so as to retract and release the steel cable 7, further prevent the object from falling, and further improve the safety of the device.

As shown in fig. 2, in some embodiments, the pulley block 5 includes a connecting plate 501 fixedly mounted on the bottom surface of the top plate 3, an upper pulley 502 is rotatably mounted inside the upper half portion of the connecting plate 501, a middle pulley 503 is rotatably mounted inside the lower half portion of the connecting plate 501, a lower pulley 504 is disposed below the middle pulley 503, a connecting block 505 is rotatably connected to the lower pulley 504, the end of the steel cable 7 is fixedly connected to the upper end of the connecting block 505 and respectively wound around the lower pulley 504, the middle pulley 503 and the upper pulley 502, a hook 506 is fixedly connected to the lower end of the connecting block 505, and the steel cable 7 is first fixedly connected to the connecting block 505 on the lower pulley 504, then wound around the middle pulley 503 for one turn after half turn of the lower pulley 504 and then wound around the upper pulley 502 for half turn as shown in fig. 2, so that the force used for shrinking the steel cable 7 can be greatly saved.

As shown in fig. 1-2, in some embodiments, the front end of the bottom plate 1 is hinged with an L-shaped pressing plate 15 with a bottom surface flush with the bottom surface of the universal self-locking wheel 4, and the rear end of the top plate 3 is connected with a fixing component 16, so that some heavy objects can be prevented by the fixing component 16 and the L-shaped pressing plate 15, the device cannot be toppled forwards due to the fact that the lifted objects are too heavy, and the L-shaped pressing plate 15 can be turned to the bottom plate 1 to be folded when the device needs to be moved.

As shown in fig. 1, in some embodiments, the fixing assembly 16 includes a hanging ring 1601 fixedly connected to the rear end of the top plate 3, a fixing rope 1602 is fastened on the hanging ring 1601, a circular ring 1603 is fixedly connected to the other end of the fixing rope 1602, a fixing nail 1604 connected to the bottom surface is inserted into the circular ring 1603, and when the device needs to be fixed, the fixing nail 1604 can be fixed to the bridge floor, and the top plate 3 is connected to the ground through the fixing rope 1602, so as to prevent the device from toppling forward.

As shown in fig. 1 and 4, in some embodiments, a groove 1001 for winding the steel cable 7 is formed in the middle of the ratchet 10, teeth of the ratchet 10 are in interference fit with inclined surfaces of the trapezoidal blocks 12, the groove 1001 is formed to ensure that the steel cable 7 can move in the groove 1001, the steel cable 7 is prevented from being in contact friction with the trapezoidal blocks 12, the inclined surfaces of the trapezoidal blocks 12 are in contact with the teeth of the ratchet 10, the trapezoidal blocks 12 can be pressed down when the ratchet 10 rotates in a forward direction, and the trapezoidal blocks 12 are in interference fit with tooth surfaces of the ratchet 10 to prevent the ratchet 10 from moving when the ratchet 10 rotates in a reverse direction, so that the self-locking function of the ratchet 10 is realized.

Claims

1. The utility model provides a quick hoisting device of instrument for road and bridge construction, includes bottom plate (1), support column (2) and roof (3), its characterized in that, support column (2) fixed connection is between bottom plate (1) and roof (3), four corners of bottom surface all fixedly connected with universal auto-lock wheel (4) under bottom plate (1), fixedly connected with assembly pulley (5) on the roof (3) bottom surface, install runner assembly (6) on bottom plate (1), the round trip has steel cable (7) between assembly pulley (5) and runner assembly (6), fixed plate (8) that the bottom surface of roof (3) fixedly connected with is located between assembly pulley (5) and runner assembly (6), logical groove (9) has been seted up on fixed plate (8), ratchet (10) are installed to logical groove (9) internal rotation, steel cable (7) are around establishing on ratchet (10), lead to groove (9) interior bottom and offer mounting groove (11) that run through fixed plate (8), the joint has trapezoidal piece (12) in mounting groove (11), trapezoidal piece (12) bottom fixedly connected with runs through pull rod (13) of mounting groove (11), be provided with spring (14) that the cover was established on pull rod (13) in mounting groove (11).

2. The quick lifting device of a road and bridge construction tool according to claim 1, wherein the rotating assembly (6) comprises two mounting plates (601) fixedly mounted on the bottom plate (1), a roller (602) is rotatably mounted between the two mounting plates (601), one end of the roller (602) is connected with a motor (603) fixedly mounted on the bottom plate (1), and an output shaft of the motor (603) penetrates through the mounting plates (601) and is fixedly connected with the roller (602).

3. The quick lifting device of instrument for road and bridge construction of claim 1, characterized in that, assembly pulley (5) includes connecting plate (501) of fixed mounting on roof (3) bottom surface, upper pulley (502) are installed to the inside rotation of connecting plate (501) upper half, middle pulley (503) are installed to the inside rotation of connecting plate (501) lower half, be provided with lower pulley (504) below middle pulley (503), swivelling joint has connecting block (505) on lower pulley (504), steel cable (7) tip fixed connection just winds respectively and establishes on lower pulley (504), middle pulley (503) and upper pulley (502), connecting block (505) lower extreme fixed connection has couple (506).

4. The quick lifting device for the tool for road and bridge construction is characterized in that the front end of the bottom plate (1) is hinged with an L-shaped pressing plate (15) with the bottom surface flush with the bottom surface of the universal self-locking wheel (4), and the rear end of the top plate (3) is connected with a fixing assembly (16).

5. The quick lifting device of a road and bridge construction tool is characterized in that the fixing assembly (16) comprises a hanging ring (1601) fixedly connected to the rear end of the top plate (3), a fixing rope (1602) is buckled on the hanging ring (1601), a circular ring (1603) is fixedly connected to the other end of the fixing rope (1602), and a fixing nail (1604) connected with the bottom surface is inserted into the circular ring (1603).

6. The device for rapidly lifting the tool for road and bridge construction according to claim 1, wherein a groove (1001) for winding the steel rope (7) is formed in the middle of the ratchet wheel (10), and teeth of the ratchet wheel (10) are in interference fit with inclined surfaces of the trapezoidal blocks (12).