CN215047848U

CN215047848U - Lifting device with anti-slip function for bridge construction

Info

Publication number: CN215047848U
Application number: CN202120254385.XU
Authority: CN
Inventors: 张蓝
Original assignee: Jiangsu Xuhan Steel Structure Construction Technology Co ltd
Current assignee: Jiangsu Xuhan Steel Structure Construction Technology Co ltd
Priority date: 2021-01-29
Filing date: 2021-01-29
Publication date: 2021-12-07
Anticipated expiration: 2031-01-29

Abstract

The utility model discloses a lifting device is used in bridge construction with antiskid function, including base, supporting shoe, guide pillar, bearing basket, tooth piece, motor and push rod, the last fixed surface of base installs supporting shoe and guide pillar, and has seted up the spout on the lateral wall of guide pillar to the inside movable mounting of spout has the slider, and the outer wall fixed connection of slider is on bearing basket's lateral wall, bears the outer wall laminating setting of basket and guide pillar simultaneously, tooth piece and spacing tooth fixed mounting are on the lateral wall of guide pillar, and the avris of tooth piece is provided with power gear to power gear fixed mounting is on the output shaft of motor. This elevating gear is used in bridge construction with antiskid function, inside is provided with antiskid structure, can constitute double locking mechanical system with the motor, has improved the reliability of device, when the motor loses self-locking ability, can prevent that the elevating platform from weighing down, has reduced the safe risk of device operation.

Description

Lifting device with anti-slip function for bridge construction

Technical Field

The utility model relates to a bridge construction technical field specifically is a have antiskid and move function elevating gear for bridge construction.

Background

The lifting device for bridge construction is vertical transfer equipment for improving the operation height of workers, and in the bridge construction process, the workers are required to perform procedures such as welding, paint spraying and the like at the bottom of a bridge.

However, the existing lifting device for bridge construction is not internally provided with an anti-slip structure, and the lifting platform is fixed only by self-locking of the motor, so that the device is poor in reliability, and when the motor breaks down and loses self-locking capability, the lifting platform can fall down, and great potential safety hazards exist.

In order to solve the problems, innovative design is urgently needed on the basis of the original lifting device for bridge construction.

Disclosure of Invention

An object of the utility model is to provide a have antiskid and move elevating gear for function bridge construction to solve above-mentioned background art and propose current elevating gear for bridge construction, inside does not set up anti-skidding structure, and the auto-lock only through the motor is fixed with the elevating platform, and the reliability of device is relatively poor, when the motor breaks down and loses auto-lock ability, the elevating platform may drop, has the problem of great potential safety hazard.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a lifting device is used in bridge construction with antiskid function, includes base, supporting shoe, guide pillar, bears basket, tooth piece, motor and push rod, the last fixed surface of base installs supporting shoe and guide pillar, and has seted up the spout on the lateral wall of guide pillar to the inside movable mounting of spout has the slider, and the outer wall fixed connection of slider is on the lateral wall of bearing the basket, bears the outer wall laminating setting of basket and guide pillar simultaneously, tooth piece and spacing tooth fixed mounting are on the lateral wall of guide pillar, and the avris of tooth piece is provided with power gear to power gear fixed mounting is on the output shaft of motor, and motor fixed mounting is on the bottom surface of bearing the basket, and the top fixedly connected with fixed subassembly of guide pillar simultaneously.

Preferably, the number of the supporting blocks is 4, the supporting blocks are positioned right below the bottom surface of the bearing basket, and the height of each supporting block is larger than the diameter of the motor.

Preferably, the cross section of the sliding block is of a T-shaped structure, the sliding block and the sliding groove on the guide post form a clamping sliding structure, and 3 groups of the sliding block and the sliding groove are arranged.

Preferably, the tooth block and the limiting teeth are distributed on the guide post at equal intervals, the tooth block and the power gear form a meshing transmission structure, and the cross section of the limiting teeth is in an isosceles right triangle structure.

Preferably, the limit teeth and the trapezoidal bumps at the end parts of the push rods form a clamping limit structure, the push rods are movably arranged on the inner wall of the outer barrel, springs are fixedly connected between the inner wall of the outer barrel and the end parts of the push rods, and the outer barrel is fixedly arranged on the outer wall of the bearing basket.

Preferably, the side wall of the push rod is movably connected with the lower end of the connecting rod, a guide block is movably mounted at the center of the connecting rod, and the guide block and the bearing basket form a clamping sliding structure.

Compared with the prior art, the beneficial effects of the utility model are that: the lifting device with the anti-slip function for bridge construction is internally provided with the anti-slip structure, and can form a double locking mechanism with the motor, so that the reliability of the lifting device is improved, when the motor loses self-locking capacity, the lifting platform can be prevented from dropping, and the safety risk of the operation of the lifting device is reduced;

1. the side wall of the bearing basket is connected with 3 sliding blocks, the sliding blocks and the sliding grooves on the guide posts form a clamped sliding structure, the bottom of the bearing basket is connected with a motor, a power gear on an output shaft of the motor and a tooth block form a meshing transmission structure, and when the motor rotates, the bearing basket is driven to move along the guide posts;

2. the cross-section of spacing tooth is isosceles right triangle, and spacing tooth constitutes block limit structure with the trapezoidal lug of push rod tip, utilizes the reset action of spring, promotes the push rod and removes to spacing tooth for the lug and the spacing tooth block of push rod tip prevent that the carrier from gliding.

Drawings

FIG. 1 is a schematic view of the overall external structure of the present invention;

FIG. 2 is a schematic view of the installation structure of the basket of the present invention;

FIG. 3 is a schematic view of the power gear transmission structure of the present invention;

fig. 4 is a schematic view of the installation structure of the push rod of the present invention.

In the figure: 1. a base; 2. a support block; 3. a guide post; 4. a chute; 5. a slider; 6. a carrying basket; 7. a tooth block; 8. a power gear; 9. a motor; 10. a fixing assembly; 11. limiting teeth; 12. a push rod; 13. an outer cylinder; 14. a spring; 15. a connecting rod; 16. and a guide block.

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 present invention provides a technical solution: the utility model provides a have antiskid and move elevating gear for function bridge construction, the on-line screen storage device comprises a base 1, supporting shoe 2, guide pillar 3, bear basket 6, tooth piece 7, motor 9 and push rod 12, base 1's last fixed surface installs supporting shoe 2 and guide pillar 3, and seted up spout 4 on guide pillar 3's the lateral wall, and the inside movable mounting of spout 4 has slider 5, and the outer wall fixed connection of slider 5 is on the lateral wall that bears basket 6, bear basket 6 and guide pillar 3's outer wall laminating setting simultaneously, tooth piece 7 and spacing tooth 11 fixed mounting are on the lateral wall of guide pillar 3, and the avris of tooth piece 7 is provided with power gear 8, and power gear 8 fixed mounting is on motor 9's output shaft, and motor 9 fixed mounting is on the bottom surface that bears basket 6, simultaneously guide pillar 3's top fixedly connected with fixed subassembly 10.

Supporting shoe 2 is provided with 4, and supporting shoe 2 is located and bears the weight of the 6 bottom surfaces of basket under to the high diameter that is greater than motor 9 of supporting shoe 2 prevents that motor 9 from colliding with base 1.

The cross-section of slider 5 is "T" font structure, and slider 5 constitutes the sliding structure of block with spout 4 on the guide pillar 3 to slider 5 and spout 4 are provided with 3 groups, and equidistant distribution on the guide pillar 3 of tooth piece 7 and spacing tooth 11, and tooth piece 7 and power gear 8 constitute meshing transmission structure, and the cross-section of spacing tooth 11 is isosceles right triangle structure, makes motor 9 can drive through power gear 8 and bear basket 6 and remove along guide pillar 3.

The limit teeth 11 and the trapezoidal convex blocks at the end part of the push rod 12 form a clamping limit structure, the push rod 12 is movably mounted on the inner wall of the outer cylinder 13, a spring 14 is fixedly connected between the inner wall of the outer cylinder 13 and the end part of the push rod 12, and the outer cylinder 13 is fixedly mounted on the outer wall of the carrier basket 6 to form an anti-skid structure of the carrier basket 6.

The lateral wall of push rod 12 and the lower extreme swing joint of connecting rod 15, and the center department movable mounting of connecting rod 15 has guide block 16 to guide block 16 constitutes the sliding structure of block with bearing basket 6, makes connecting rod 15 can drive push rod 12 and remove.

The working principle is as follows: when the lifting device with the anti-sliding function for bridge construction is used, firstly, referring to fig. 1-4, a user fixes a fixing component 10 provided with a fastening screw on a bridge pier, a worker enters the bearing basket 6, then a motor 9 is started, a power gear 8 on an output shaft of the motor 9 rotates anticlockwise, as the power gear 8 and a tooth block 7 form a meshing transmission structure, and a slide block 5 connected on the bearing basket 6 and a slide groove 4 on a guide post 3 form a clamping sliding structure, at the moment, the motor 9 drives the bearing basket 6 to move upwards along the guide post 3;

referring to fig. 1-4, in the process of upward movement of the carrier basket 6, the limit tooth 11 contacts with the push rod 12, the trapezoidal protrusion at the end of the push rod 12 is pressed by the limit tooth 11, at this time, the push rod 12 moves toward the inside of the outer cylinder 13, the spring 14 is compressed, the push rod 12 drives the connecting rod 15 to rotate clockwise, the connecting rod 15 drives the guide block 16 to slide upward, when the carrier basket 6 stops moving, the trapezoidal protrusion at the end of the push rod 12 is no longer pressed by the limit tooth 11, the spring 14 drives the push rod 12 to move toward the limit tooth 11 through the reset action, the connecting rod 15 rotates counterclockwise, the guide block 16 slides downward, at this time, the trapezoidal protrusion at the end of the push rod 12 and the limit tooth 11 form a snap-fit structure, and after the motor 9 is turned off, the power gear 8 is locked to form a double-locking structure, thereby preventing the carrier basket 6 from sliding downward, when a worker needs to reduce the height of the carrier basket 6, the connecting rod 15 is rotated clockwise by hand, in the above steps, the end projection of the push rod 12 is separated from the limit tooth 11, and then the motor 9 is reversed, so that the carrier basket 6 can be lowered along the guide post 3.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a have antiskid and move elevating gear for function bridge construction, includes base (1), supporting shoe (2), guide pillar (3), bears basket (6), tooth piece (7), motor (9) and push rod (12), its characterized in that: the upper surface fixed mounting of base (1) has supporting shoe (2) and guide pillar (3), and has seted up spout (4) on the lateral wall of guide pillar (3), and the inside movable mounting of spout (4) has slider (5), and the outer wall fixed connection of slider (5) is on the lateral wall of bearing basket (6), bears the outer wall laminating setting of basket (6) and guide pillar (3) simultaneously, tooth piece (7) and spacing tooth (11) fixed mounting are on the lateral wall of guide pillar (3), and the avris of tooth piece (7) is provided with power gear (8), and power gear (8) fixed mounting is on the output shaft of motor (9), and motor (9) fixed mounting is on the bottom surface of bearing basket (6), and the top fixedly connected with fixed subassembly (10) of guide pillar (3) simultaneously.

2. The lifting device with the anti-sliding function for bridge construction according to claim 1, characterized in that: the number of the supporting blocks (2) is 4, the supporting blocks (2) are located under the bottom surface of the bearing basket (6), and the height of each supporting block (2) is larger than the diameter of the motor (9).

3. The lifting device with the anti-sliding function for bridge construction according to claim 1, characterized in that: the section of the sliding block (5) is of a T-shaped structure, the sliding block (5) and the sliding groove (4) on the guide pillar (3) form a clamping sliding structure, and 3 groups of the sliding block (5) and the sliding groove (4) are arranged.

4. The lifting device with the anti-sliding function for bridge construction according to claim 1, characterized in that: the tooth blocks (7) and the limiting teeth (11) are distributed on the guide post (3) at equal intervals, the tooth blocks (7) and the power gear (8) form a meshing transmission structure, and the cross sections of the limiting teeth (11) are in isosceles right triangle structures.

5. The lifting device with the anti-sliding function for bridge construction according to claim 1, characterized in that: the limiting teeth (11) and the trapezoidal bumps at the end parts of the push rods (12) form a clamping limiting structure, the push rods (12) are movably mounted on the inner wall of the outer barrel (13), springs (14) are fixedly connected between the inner wall of the outer barrel (13) and the end parts of the push rods (12), and the outer barrel (13) is fixedly mounted on the outer wall of the bearing basket (6).

6. The lifting device with the anti-sliding function for bridge construction according to claim 5, wherein: the side wall of the push rod (12) is movably connected with the lower end of the connecting rod (15), a guide block (16) is movably mounted at the center of the connecting rod (15), and the guide block (16) and the bearing basket (6) form a clamping sliding structure.