CN213416079U - Lifting device for bridge engineering - Google Patents
Lifting device for bridge engineering Download PDFInfo
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- CN213416079U CN213416079U CN202022329604.4U CN202022329604U CN213416079U CN 213416079 U CN213416079 U CN 213416079U CN 202022329604 U CN202022329604 U CN 202022329604U CN 213416079 U CN213416079 U CN 213416079U
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- connecting rod
- fixedly connected
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Abstract
The utility model discloses a overhead hoist for bridge engineering, including the support body, install in the universal wheel of support body bottom, install in hoist engine, the one end on support body top are fixed in on the hoist engine and twine in wire rope and the slip on hoist engine surface set up in the support body inside and with wire rope one end fixed connection even the piece, one side of even piece is fixed with first support, the top of first support is fixed with first pulley, first support with it is provided with first removal case even to slide between the piece, the top be fixed with first connecting rod, the first haulage rope of fixedly connected with on the first connecting rod. The utility model discloses a drive arrangement's control action can make two sets of grip blocks be close to each other to the messenger suspends in midair and receives the centre gripping of two sets of grip blocks in the component side of even piece below, makes the component also can remain stable when the wind power effect is used in the high altitude and does not take place the swing, has improved the efficiency of construction when having eliminated the potential safety hazard.
Description
Technical Field
The utility model relates to an overhead hoist specifically is an overhead hoist for bridge engineering.
Background
In the bridge construction process, if the construction site is relatively flat and hard, a large crane or a gantry crane and other equipment are usually used for hoisting the precast beam section.
However, a general lifting device cannot clamp a lifted component, and in the lifting process, because high-altitude wind power is large, the component lifted at the high altitude may be influenced by the wind power to swing, so that certain potential safety hazards are caused to constructors below, and the construction efficiency is influenced.
SUMMERY OF THE UTILITY MODEL
Based on the weak point among the prior art that mentions among the above-mentioned background art, for this reason the utility model provides a overhead hoist for bridge engineering.
The utility model discloses an adopt following technical scheme to overcome above technical problem, specifically do:
a lifting device for bridge engineering comprises a frame body, universal wheels arranged at the bottom end of the frame body, a winch arranged at the top end of the frame body, a steel wire rope with one end fixed on the winch and wound on the surface of the winch, and a connecting block arranged in the frame body in a sliding manner and fixedly connected with one end of the steel wire rope, wherein a first support is fixed on one side of the connecting block, a first pulley is fixed at the top end of the first support, a first moving box is arranged between the first support and the connecting block in a sliding manner, a first connecting rod is fixed at the top end of the connecting block, a first traction rope is fixedly connected onto the first connecting rod, a second support is fixed on one side of the connecting block away from the first support, a second pulley is fixed at the top end of the second support, a second moving box is arranged between the connecting block and the second support in a sliding manner, and a second connecting rod is fixed at the top end of the second moving box, a second traction rope is fixedly connected to the second connecting rod, third connecting rods are fixed to the bottom ends of the first moving box and the second moving box, a fixing plate is fixed to the bottom end of each third connecting rod, and a clamping plate is arranged on one side of each fixing plate;
wherein, first haulage rope is kept away from the one end of first connecting rod is walked around first pulley and with second connecting rod fixed connection, the second haulage rope is kept away from the one end of second connecting rod is walked around the second pulley and with first connecting rod fixed connection, the support with all be provided with the confession between the lateral wall of support even a gliding first guider of piece vertically, even the piece with all be provided with the confession between the support the gliding second guider of removal case horizontal, first removal case with be provided with between the first support right the drive arrangement that first removal case water smooth motion plays controlling role, the fixed plate with be provided with buffer between the grip block.
As a further aspect of the present invention: the first guiding device comprises a guiding groove arranged on the side wall of the frame body and a guiding roller which is arranged inside the first traction rope in a rolling mode and fixedly connected with the support.
As a further aspect of the present invention: the second guiding device comprises a sliding rod fixed between the connecting block and the bracket and a sliding sleeve which is sleeved on the sliding rod in a sliding manner and is fixedly connected with the movable box.
As a further aspect of the present invention: the driving device comprises a servo motor arranged in the first movable box, a gear fixedly connected to an output shaft of the servo motor, and a rack fixed between the first support and the connecting block and meshed with the gear.
As a further aspect of the present invention: the buffer device comprises a round rod which is arranged on the fixed plate in a sliding manner and is fixedly connected with the clamping plate, and a spring which is sleeved on the round rod;
one end of the spring is abutted to the fixing plate, and the other end of the spring is abutted to the clamping plate.
As a further aspect of the present invention: and a protective net is arranged on the bottom plate of the frame body.
After the structure more than adopting, the utility model discloses compare in prior art, possess following advantage: the two groups of clamping plates can be close to each other under the control action of the driving device, so that the side surface of the component suspended below the connecting block is clamped by the two groups of clamping plates, the component can be kept stable and does not swing when being subjected to wind action at high altitude, the potential safety hazard is eliminated, and the construction efficiency is improved.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is an enlarged view of the position a of the present invention.
Fig. 3 is a schematic structural view of the second guiding device of the present invention.
Fig. 4 is a schematic structural view of the middle buffering device of the present invention.
Fig. 5 is a schematic structural diagram of the first bracket and the second bracket of the present invention.
In the figure: 1. a frame body; 2. a universal wheel; 3. a winch; 4. a wire rope; 5. connecting blocks; 6. a protective net; 7. a first bracket; 8. a first pulley; 9. a first movable box; 10. a first link; 11. a first pull cord; 12. a second bracket; 13. a second pulley; 14. a second movable box; 15. a second link; 16. a second pull cord; 17. a third link; 18. a fixing plate; 19. a clamping plate; 20. a guide groove; 21. a guide roller; 22. a slide rod; 23. a sliding sleeve; 24. a servo motor; 25. a gear; 26. a rack; 27. a round bar; 28. a spring.
Detailed Description
In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
In addition, an element of the present invention may be said to be "secured to" or "disposed on" another element, either directly on the other element or with intervening elements present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.
Referring to fig. 1 to 5, in an embodiment of the present invention, a lifting device for bridge engineering includes a frame body 1, a universal wheel 2 installed at a bottom end of the frame body 1, a winch 3 installed at a top end of the frame body 1, a steel wire rope 4 having one end fixed to the winch 3 and wound on a surface of the winch 3, and a connecting block 5 slidably installed inside the frame body 1 and fixedly connected to one end of the steel wire rope 4, wherein a first support 7 is fixed to one side of the connecting block 5, a first pulley 8 is fixed to a top end of the first support 7, a first moving box 9 is slidably installed between the first support 7 and the connecting block 5, a first connecting rod 10 is fixed to a top end of the first connecting rod 9, a first traction rope 11 is fixedly connected to the first connecting rod 10, a second support 12 is fixed to a side of the connecting block 5 away from the first support 7, a second pulley 13 is fixed at the top end of the second support 12, a second movable box 14 is slidably arranged between the connecting block 5 and the second support 12, a second connecting rod 15 is fixed at the top end of the second movable box 14, a second traction rope 16 is fixedly connected to the second connecting rod 15, third connecting rods 17 are fixed at the bottom ends of the first movable box 9 and the second movable box 14, a fixing plate 18 is fixed at the bottom end of each third connecting rod 17, and a clamping plate 19 is arranged at one side of each fixing plate 18;
one end of the first traction rope 11, which is far away from the first connecting rod 10, bypasses the first pulley 8 and is fixedly connected with the second connecting rod 15, one end of the second traction rope 16, which is far away from the second connecting rod 15, bypasses the second pulley 13 and is fixedly connected with the first connecting rod 10, first guide devices for the connecting block 5 to vertically slide are arranged between the support and the side wall of the frame body 1, second guide devices for the moving box to horizontally slide are arranged between the connecting block 5 and the support, a driving device for controlling the horizontal sliding of the first moving box 9 is arranged between the first moving box 9 and the first support 7, and a buffering device is arranged between the fixing plate 18 and the clamping plate 19;
the component for hoisting is fixed on the connecting block 5, the connecting block 5 can vertically move up and down along the first guide device under the driving of the winch 3, so that the component is hoisted, the first moving box 9 and the second connecting rod 15 can horizontally slide along the second guide device, when the first moving box 9 moves towards the direction close to the connecting block 5 along the second guide device under the driving of the driving device, the first traction rope 11 can pull the second connecting rod 15 to make the second moving box 14 move towards the direction close to the connecting block 5 along the second guide device, so that the two groups of clamping plates 19 mutually approach to each other to clamp the component fixed below the connecting block 5, so that the component is kept stable, similarly, when the first moving box 9 moves towards the direction far from the connecting block 5 along the second guide device under the driving of the driving device, the second traction rope 16 can pull the second connecting rod 15 to make the second moving box 14 move towards the direction far from the connecting block 5 along the second guide device, thus, the two sets of clamping plates 19 are far away from each other, and the clamped components are released, so that the clamping plates 19 can be more attached to the surfaces of the components by the buffer device.
In an embodiment of the present invention, the first guiding device includes a guiding groove 20 opened on the side wall of the frame body 1, and a guiding roller 21 rollably disposed inside the first traction rope 11 and fixedly connected to the bracket;
when the link 5 moves up and down, the guide roller 21 rolls up and down in the direction of the guide groove 20 inside the guide groove 20, and the link 5 keeps moving vertically in the direction of the guide groove 20 under the combined action of the guide groove 20 and the guide roller 21.
In another embodiment of the present invention, the second guiding device comprises a sliding rod 22 fixed between the connecting block 5 and the bracket, and a sliding sleeve 23 slidably sleeved on the sliding rod 22 and fixedly connected to the movable box;
because the sliding sleeve 23 is slidably sleeved on the sliding rod 22, when the first mobile box 9 or the second mobile box 14 is forced to move, the sliding sleeve 23 will slide horizontally on the sliding rod 22 along the direction of the sliding rod 22, and under the combined action of the sliding rod 22 and the sliding sleeve 23, the first mobile box 9 or the second mobile box 14 will remain horizontal along the direction of the sliding rod 22 during moving.
In another embodiment of the present invention, the driving device includes a servo motor 24 installed inside the first moving box 9, a gear 25 fixedly connected to an output shaft of the servo motor 24, and a rack 26 fixed between the first bracket 7 and the connecting block 5 and engaged with the gear 25;
the servo motor 24 will drive the gear 25 to rotate inside the first moving box 9, and since the gear 25 and the rack 26 are engaged with each other, the gear 25 will move along the direction of the rack 26 while rotating, so as to provide the driving force in the horizontal direction for the first moving box 9.
In another embodiment of the present invention, the buffering device comprises a round rod 27 slidably disposed on the fixing plate 18 and fixedly connected to the clamping plate 19, and a spring 28 sleeved on the round rod 27;
one end of the spring 28 is abutted against the fixed plate 18, and the other end of the spring 28 is abutted against the clamping plate 19;
when the holding plate 19 contacts the member, the spring 28 is compressed by force, and generates an elastic force to the holding plate 19 toward the member, so that the holding plate 19 is more closely attached to the surface of the member.
In another embodiment of the present invention, a protective net 6 is disposed on the bottom plate of the frame body 1;
the protective net 6 plays a role of enclosing the lower area of the member, and prevents small stones falling from the member from falling to the outer side of the frame body 1 in the process of hoisting the member.
The foregoing is illustrative of the preferred embodiments of the present invention only, and is not to be construed as limiting the claims. The present invention is not limited to the above embodiments, and the specific structure thereof is allowed to be changed. However, all changes which come within the scope of the independent claims of the invention are to be embraced therein.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Claims (6)
1. A lifting device for bridge engineering comprises a frame body (1), universal wheels (2) arranged at the bottom end of the frame body (1), a winch (3) arranged at the top end of the frame body (1), a steel wire rope (4) with one end fixed on the winch (3) and wound on the surface of the winch (3), and a connecting block (5) arranged in the frame body (1) in a sliding manner and fixedly connected with one end of the steel wire rope (4), and is characterized in that a first support (7) is fixed at one side of the connecting block (5), a first pulley (8) is fixed at the top end of the first support (7), a first moving box (9) is arranged between the first support (7) and the connecting block (5) in a sliding manner, a first connecting rod (10) is fixed at the top end of the first moving box (9), and a first traction rope (11) is fixedly connected onto the first connecting rod (10), a second support (12) is fixed on one side, away from the first support (7), of the connecting block (5), a second pulley (13) is fixed at the top end of the second support (12), a second moving box (14) is arranged between the connecting block (5) and the second support (12) in a sliding mode, a second connecting rod (15) is fixed at the top end of the second moving box (14), a second traction rope (16) is fixedly connected onto the second connecting rod (15), third connecting rods (17) are fixed at the bottom ends of the first moving box (9) and the second moving box (14), a fixing plate (18) is fixed at the bottom end of each third connecting rod (17), and a clamping plate (19) is arranged on one side of the fixing plate (18);
wherein one end of the first traction rope (11) far away from the first connecting rod (10) passes through the first pulley (8) and is fixedly connected with the second connecting rod (15), one end of the second traction rope (16) far away from the second connecting rod (15) passes through the second pulley (13) and is fixedly connected with the first connecting rod (10), a first guiding device for the connecting block (5) to vertically slide is arranged between the bracket and the side wall of the bracket body (1), a second guiding device for the horizontal sliding of the movable box is arranged between the connecting block (5) and the bracket, a driving device which controls the horizontal sliding of the first moving box (9) is arranged between the first moving box (9) and the first bracket (7), a buffer device is arranged between the fixing plate (18) and the clamping plate (19).
2. The overhead hoist for bridge engineering according to claim 1, characterized in that the first guiding device comprises a guiding groove (20) opened on the side wall of the frame body (1) and a guiding roller (21) which is arranged inside the first traction rope (11) in a rolling manner and is fixedly connected with the frame.
3. The overhead hoist for bridge engineering according to claim 1, characterized in that the second guiding device comprises a sliding rod (22) fixed between the connecting block (5) and the support, and a sliding sleeve (23) slidably sleeved on the sliding rod (22) and fixedly connected with the movable box.
4. The overhead hoist for bridge engineering according to claim 1, characterized in that the driving device comprises a servo motor (24) installed inside the first movable box (9), a gear (25) fixedly connected to an output shaft of the servo motor (24), and a rack (26) fixed between the first bracket (7) and the connecting block (5) and engaged with the gear (25).
5. The overhead hoist for bridge engineering according to claim 1, characterized in that the buffer device comprises a round rod (27) slidably arranged on the fixing plate (18) and fixedly connected with the clamping plate (19), and a spring (28) sleeved on the round rod (27);
one end of the spring (28) is abutted against the fixing plate (18), and the other end of the spring (28) is abutted against the clamping plate (19).
6. The lifting device for bridge engineering according to claim 1, wherein a protective net (6) is arranged on the bottom plate of the frame body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022329604.4U CN213416079U (en) | 2020-10-19 | 2020-10-19 | Lifting device for bridge engineering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022329604.4U CN213416079U (en) | 2020-10-19 | 2020-10-19 | Lifting device for bridge engineering |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213416079U true CN213416079U (en) | 2021-06-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022329604.4U Active CN213416079U (en) | 2020-10-19 | 2020-10-19 | Lifting device for bridge engineering |
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| Country | Link |
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| CN (1) | CN213416079U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116142957A (en) * | 2023-04-21 | 2023-05-23 | 河南钰润建筑工程有限公司 | Precast column hoist device |
-
2020
- 2020-10-19 CN CN202022329604.4U patent/CN213416079U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116142957A (en) * | 2023-04-21 | 2023-05-23 | 河南钰润建筑工程有限公司 | Precast column hoist device |
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