CN213141128U - Steel construction hoist and mount quick unhook device - Google Patents
Steel construction hoist and mount quick unhook device Download PDFInfo
- Publication number
- CN213141128U CN213141128U CN202021098944.4U CN202021098944U CN213141128U CN 213141128 U CN213141128 U CN 213141128U CN 202021098944 U CN202021098944 U CN 202021098944U CN 213141128 U CN213141128 U CN 213141128U
- Authority
- CN
- China
- Prior art keywords
- plate
- connecting rod
- plates
- bearing
- screws
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The utility model relates to a steel structure hoisting quick unhooking device, which effectively solves the problem of poor safety of an automatic unhooking device in hoisting operation; the technical scheme includes that the device comprises two U-shaped bearing plates, openings of the two bearing plates are oppositely inserted through safety pins to form a rectangular frame structure, two vertical non-self-locking screws are respectively installed at two ends of one bearing plate, a pressure spring is installed between the upper end of each screw and the bearing plate, a horizontal pressure plate is fixed at the upper section of each screw, a horizontal connecting rod is connected between the upper ends of the two screws, two ends of the connecting rod are rotatably installed on the screws at the same end, the two screws can be pressed down by pressing the connecting rod at the same time, and therefore the outer ends of the two pressure plates rotate to the positions above the safety pins to press the safety pins; the utility model discloses avoided the safety pin to extract in the hoist and mount in-process accident outward to avoided the unexpected unhook accident of hoist and mount in-process, guaranteed the convenience of automatic unhook promptly, improved the security again greatly.
Description
Technical Field
The utility model relates to a hoist and mount field specifically is quick unhooking device of steel construction hoist and mount.
Background
In the construction process of a steel structure building, hoisting operation of a steel column is inevitably needed, and during traditional construction, the steel column needs to climb to the top of the steel column to take down a hoisting tool after hoisting, so that the convenience and the safety are extremely poor, and therefore, an automatic unhooking device appears, and after the hoisting is completed, a safety pin is pulled out by using a pull rope to realize unhooking, such as the invention patent of application No. CN201410332841.2 and the invention patent of application No. CN 201810610164.4; although this kind of structure can realize automatic unhook after hoist and mount, has improved the convenience, because the job site is mixed and disorderly, the pull pin stay cord has very big risk to be dragged by construction equipment or personnel mistake and lead to the safety pin to pull out by accident to cause the accident that the steel column falls, the security is relatively poor.
Disclosure of Invention
To the above-mentioned condition, for overcoming prior art's defect, the utility model provides a quick unhooking device of steel construction hoist and mount, the effectual poor problem of hoist and mount operation automatic unhooking device security of having solved.
The technical scheme for solving the problem is that the steel structure hoisting quick unhooking device comprises two U-shaped bearing plates, wherein the openings of the two bearing plates are opposite, a transverse plate is fixed at each end of each bearing plate, the transverse plates at the end parts of the two bearing plates are mutually overlapped to form a rectangular frame structure, each transverse plate is provided with a vertical pin hole, the pin holes in the two transverse plates which are mutually overlapped are opposite up and down and are penetrated with a safety pin, each bearing plate is connected with a lifting rope, and each safety pin is connected with a pin pulling rope; the two ends of one of the bearing plates are respectively provided with a vertical screw rod which is not self-locked, a pressure spring is arranged between the upper end of each screw rod and the bearing plate, the upper section of each screw rod is fixedly provided with a horizontal pressing plate, a horizontal connecting rod is connected between the upper ends of the two screw rods, the two ends of each connecting rod are rotatably arranged on the screw rods at the same end, the connecting rods can be pressed down to simultaneously press the two screw rods, so that the outer ends of the two pressing plates are rotated to the upper part of the safety pin to press the safety pin, and the safety pin is prevented from being accidentally pulled.
The utility model discloses increased safety device, avoided the safety pin to extract in the hoist and mount in-process accident outward to avoided the unexpected unhook accident of hoist and mount in-process, guaranteed the convenience of automatic unhook promptly, improved the security again greatly.
Drawings
Fig. 1 is a front view of the lifting rope of the present invention in a tensioned state.
Fig. 2 is a front view of the utility model after the lifting rope is tensioned.
Fig. 3 is an enlarged view of the position a in fig. 1.
Fig. 4 is an enlarged view of the position B in fig. 2.
Fig. 5 is a top view of the hoist rope of the present invention when it is not tensioned.
Fig. 6 is a top view of the utility model after the lifting rope is tensioned.
Detailed Description
The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings.
As shown in fig. 1 to 6, the utility model comprises two U-shaped bearing plates 1, wherein the openings of the two bearing plates 1 are opposite, a transverse plate 2 is fixed at each end of each bearing plate 1, the transverse plates 2 at the ends of the two bearing plates 1 are mutually overlapped to form a rectangular frame structure, each transverse plate 2 is provided with a vertical pin hole 3, the pin holes 3 on the two transverse plates 2 which are mutually overlapped are opposite up and down and are penetrated with a safety pin 4, each bearing plate 1 is connected with a lifting rope 5, and each safety pin 4 is connected with a pin pulling rope 6; the two ends of one of the bearing plate 1 are respectively provided with a vertical screw 7 which is not self-locked, a pressure spring 8 is arranged between the upper end of each screw 7 and the bearing plate 1, the upper section of each screw 7 is fixed with a horizontal pressing plate 9, a horizontal connecting rod 10 is connected between the upper ends of the two screws 7, the two ends of each connecting rod 10 are rotatably arranged on the screws 7 at the same end, the connecting rod 10 can press down the two screws 7 simultaneously, so that the outer ends of the two pressing plates 9 are rotated to the upper side of the safety pin 4 to press the safety pin 4, and the safety pin 4 is prevented from being accidentally pulled out.
After the connecting rod 10 is pressed to the lowest position, the lower surface of the connecting rod 10 is in contact with the upper surface of the bearing plate 1 on the same side, and the upper surface of the connecting rod 10 is as high as the upper surface of the bearing plate 1 on the opposite side; therefore, the weight of the steel column can be guaranteed to fall on the bearing plate 1 instead of the connecting rod 10 during hoisting, and the steel column can be guaranteed to be vertical and not to incline.
The lifting device is characterized by further comprising a rectangular lifting plate 11 arranged above the bearing plate 1, the lifting rope 5 is connected to the lifting plate 11, the lifting plate 11 is connected with lifting equipment, a fixed pulley 12 is installed below the lifting plate 11, and the pin pulling rope 6 bypasses the fixed pulley 12 and then hangs down to the ground.
And a plurality of groups of pin holes 3 are formed in the transverse plate 2, so that the distance between the two bearing plates 1 can be adjusted.
When the utility model is used, two bearing plates 1 are buckled at two sides of the steel column and positioned below the welding lug plate, and then two safety pins 4 are respectively inserted into two groups of opposite pin holes 3, so that the two bearing plates 1 form a rectangular hanging frame buckled at the outer side of the steel column; after the bearing plate 1 is buckled, the hoisting lifting rope 5 is opened and tensioned, the ear plates on the two sides of the steel column tightly press the connecting rod 10, the connecting rod 10 drives the two screw rods 7 to press down under the action of the pressure spring 8 until the lower side of the connecting rod 10 is contacted with the bearing plate 1, the screw rods 7 rotate under the action of the non-self-locking threads in the pressing process, so that the two pressing plates 9 are driven to rotate towards the direction close to the steel column, the two pressing plates 9 are respectively pressed at the upper ends of the two safety pins 4, the safety pins 4 are prevented from being pulled out accidentally, and the safety of the steel column in the hoisting; when the steel column is hoisted in place, the lifting rope 5 is properly loosened, the two screw rods 7 move upwards under the action of the pressure spring 8, and meanwhile, the two pressing plates 9 are driven to rotate in the direction away from the steel column, so that the two pressing plates 9 are moved away from the upper ends of the two safety pins 4, the two safety pins 4 can be pulled out through the pin pulling rope 6, and the two bearing plates 1 automatically fall off.
The utility model discloses on the basis of traditional automatic unhook hoist, increased safety device, the gravity that utilizes the steel column makes clamp plate 9 press on safety pin 4, has avoided safety pin 4 to extract in the hoist and mount in-process accident to avoided the unexpected unhook accident of hoist and mount in-process, guaranteed the convenience of automatic unhook promptly, improved the security again greatly.
Claims (4)
1. The steel structure hoisting quick unhooking device comprises two U-shaped bearing plates (1), wherein the openings of the two bearing plates (1) are opposite, a transverse plate (2) is fixed at each end of each bearing plate (1), the transverse plates (2) at the ends of the two bearing plates (1) are mutually overlapped to form a rectangular frame structure, each transverse plate (2) is provided with a vertical pin hole (3), the pin holes (3) on the two transverse plates (2) which are mutually overlapped are opposite up and down and are penetrated with a safety pin (4), each bearing plate (1) is connected with a lifting rope (5), and each safety pin (4) is connected with a pin pulling rope (6); the novel bearing plate is characterized in that two vertical screws (7) which are not self-locked are respectively installed at two ends of one bearing plate (1), a pressure spring (8) is installed between the upper end of each screw (7) and the bearing plate (1), a horizontal pressing plate (9) is fixed to the upper section of each screw (7), a horizontal connecting rod (10) is connected between the upper ends of the two screws (7), the two ends of each connecting rod (10) are rotatably installed on the screws (7) at the same end, the two screws (7) can be pressed down simultaneously by pressing down the connecting rods (10), so that the safety pin (4) can be pressed down to the upper side of the safety pin (4) by rotating the outer ends of the two pressing plates (9), and the safety pin (4) is prevented from being pulled out accidentally.
2. The steel structure hoisting quick unhooking device according to claim 1, wherein after the connecting rod (10) is pressed to the lowest position, the lower surface of the connecting rod (10) is in contact with the upper surface of the bearing plate (1) on the same side, and the upper surface of the connecting rod (10) is as high as the upper surface of the bearing plate (1) on the opposite side.
3. The steel structure hoisting quick unhooking device according to claim 1, further comprising a rectangular hanging plate (11) arranged above the bearing plate (1), the lifting rope (5) is connected to the hanging plate (11), the hanging plate (11) is connected with a hoisting device, a fixed pulley (12) is installed below the hanging plate (11), and the pin pulling rope (6) is hung to the ground after bypassing the fixed pulley (12).
4. The steel structure hoisting quick unhooking device according to claim 1, characterized in that a plurality of groups of pin holes (3) are arranged on the transverse plate (2), so that the distance between the two bearing plates (1) can be adjusted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021098944.4U CN213141128U (en) | 2020-06-15 | 2020-06-15 | Steel construction hoist and mount quick unhook device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021098944.4U CN213141128U (en) | 2020-06-15 | 2020-06-15 | Steel construction hoist and mount quick unhook device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213141128U true CN213141128U (en) | 2021-05-07 |
Family
ID=75726443
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021098944.4U Active CN213141128U (en) | 2020-06-15 | 2020-06-15 | Steel construction hoist and mount quick unhook device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213141128U (en) |
-
2020
- 2020-06-15 CN CN202021098944.4U patent/CN213141128U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| WO2013091321A1 (en) | Automatic hooking and tripping device of strong tamping vehicle and dynamic compaction machine comprising same | |
| CN207566731U (en) | A kind of hanging apparatus | |
| CN210193173U (en) | Large-scale H shaped steel stand hoist and mount hoist that breaks off relations fast | |
| CN213141128U (en) | Steel construction hoist and mount quick unhook device | |
| CN117550482B (en) | Building construction hoist device | |
| CN112723151B (en) | Method for hoisting and installing integral roof of assembled steel structure building | |
| CN209957207U (en) | Unhooking device for hoisting steel structure stand column | |
| CN112591590A (en) | Rope adjusting device for vertical shaft multi-rope friction hoist | |
| CN111943025A (en) | Plate hoisting device for building construction | |
| CN218665045U (en) | Portable hoisting steel frame | |
| CN215854820U (en) | Bidirectional self-locking insulation hoisting tackle | |
| CN213738307U (en) | Hoisting tool | |
| CN214364873U (en) | Lifting and hanging device of climbing frame for building | |
| WO2023071385A1 (en) | Vertical-column hoisting tool, and operating method therefor | |
| CN211115842U (en) | Device for moving drilling tool on electric remote control catwalk | |
| CN201268563Y (en) | Crank pin hoisting apparatus | |
| CN113896098B (en) | Bar slow cooling material lifting appliance with self-closing release function | |
| CN215326587U (en) | Standard knot leading-in device of tower crane | |
| CN212689960U (en) | Derrick power rope anticreep device | |
| CN109987501A (en) | A kind of device threaded off in Quick air in steel structure hoisting and tripping method | |
| CN113422322B (en) | Stringing pulley and stringing method for overhead line | |
| CN217922462U (en) | Utensil is assisted in change of oblique curtain in cotton blender many storehouses | |
| CN211553244U (en) | Unhooking device | |
| CN214879557U (en) | Tower crane lifting hook with self-locking structure | |
| CN211393522U (en) | Hook assembly for manual unhooking |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |