CN211569853U

CN211569853U - Lifting device for hoisting plate girder

Info

Publication number: CN211569853U
Application number: CN201922225702.0U
Authority: CN
Inventors: 王雷; 姜忠良; 王东旭
Original assignee: China Energy Construction Group Northeast Electric Power Third Engineering Co ltd
Current assignee: China Energy Construction Group Northeast Electric Power Third Engineering Co ltd
Priority date: 2019-12-12
Filing date: 2019-12-12
Publication date: 2020-09-25
Anticipated expiration: 2029-12-12

Abstract

The utility model discloses a hoisting device for hoisting plate beams, which comprises plate beams, wherein a steel frame is sleeved on the outer wall of the top of the plate beam, movable grooves are drilled at the front ends of the bottoms of the side walls of the two sides of the steel frame, the steel frame is respectively positioned in the two movable grooves and is connected with a movable shaft, and the two movable shafts are respectively movably connected with a limit hook; and if a steel cable breaks when using, two fixed hooks and No. two steel cables at steel type frame top can play the effect that the secondary was binded, avoid plate-girder one end or both ends to drop, and the security is higher.

Description

Lifting device for hoisting plate girder

Technical Field

The utility model relates to a plate girder hoist and mount are with hoisting device belongs to plate girder technical field.

Background

The plate beam is mostly a T-shaped beam, when the plate beam is used, hoisting equipment and a lifting appliance are needed to move the plate beam to a specific position, the hoisting equipment is a multi-purpose crane, the lifting appliance is most important in a hoisting device of the hoisting equipment, if the connectivity of the lifting appliance is poor, the plate beam can be broken, and the plate beam falls off, so that potential safety hazards are high; many hoists all have a connection in prior art, if this junction appears damaging, the one end of plate girder or both ends all can drop, produce the potential safety hazard.

SUMMERY OF THE UTILITY MODEL

The utility model provides a plate girder hoist and mount are with hoisting device.

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model relates to a hoisting device is used in board roof beam hoist and mount, including the board roof beam, the outer wall cover at board roof beam top is equipped with steel type frame, the front end of steel type frame both sides lateral wall bottom all cuts a hole has movable groove, two equal fixedly connected with loose axle, two in the activity inslot equal swing joint has spacing hook, two on the loose axle equal swing joint establish with the both ends cover of a steel cable respectively and be connected, the rear end fixedly connected with link at steel type frame top, the equal fixed welding in both ends that steel type frame top is located between movable groove and the link has a fixed plate, two the four corners of fixed plate all is equipped with the nut, the equal fixedly connected with fixed hook in position that lies in between the nut in the four corners on the fixed plate, two the fixed hook establishes with the both ends cover of No. two steel cables respectively and is connected.

As a preferred technical scheme of the utility model, two the spread groove has all been dug in the fixed plate four corners, just the equal fixedly connected with screw rod in the position that corresponds every spread groove on the steel type frame, the external diameter of screw rod equals the internal diameter of spread groove size, and the screw rod passes spread groove and the nut threaded connection of position assorted that corresponds on the fixed plate.

As a preferred technical scheme of the utility model, length between No. two steel cable both ends is greater than the length between a steel cable both ends, No. two steel cable are close to the part of plate girder bottom to the distance between the plate girder bottom is not more than five centimetres.

As a preferred technical scheme of the utility model, the part that No. one steel cable is located between two spacing hooks is adjacent bottom the plate girder.

As an optimized technical scheme of the utility model, steel type frame and plate girder looks adaptation design.

The utility model discloses the beneficial effect who reaches is: the movable shafts are fixedly connected in the movable grooves on the two sides of the steel-type frame, the limiting hooks movably connected with the movable shafts are matched with the steel ropes I, so that the plate beam at the bottom of the steel-type frame can be conveniently connected for the first time, and the fixed hooks on the fixed plate and the steel ropes II are matched for use, so that the plate beam at the bottom of the steel-type frame can be conveniently connected for the second time, and the protection effect is achieved; and when using, if a steel cable breaks, two fixed hooks and No. two steel cables at the top of the steel-type frame can play the role of secondary binding, and one end or two ends of the plate girder are prevented from dropping, so that the safety is higher.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic side view of the movable groove and the movable shaft of the present invention;

fig. 3 is a schematic structural view of the second steel rope of the present invention.

In the figure: 1. a plate girder; 2. a steel type frame; 3. a movable groove; 4. a movable shaft; 5. a limiting hook; 6. a first steel rope; 7. hanging a ring; 8. a fixing plate; 9. a fixed hook; 10. a nut; 11. no. two steel ropes.

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.

Example (b): as shown in fig. 1-3, the utility model relates to a hoisting device is used in board roof beam hoist and mount, including board roof beam 1, the outer wall cover at board roof beam 1 top is equipped with steel type frame 2, the front end of steel type frame 2 both sides lateral wall bottom all cuts a hole has movable groove 3, equal fixedly connected with loose axle 4 in two movable grooves 3, equal swing joint has spacing hook 5 on two loose axles 4, two spacing hooks 5 establish with the both ends cover of a steel cable 6 respectively and are connected, the rear end fixedly connected with link 7 at steel type frame 2 top, the equal fixed welding in both ends that steel type frame 2 top is located between movable groove 3 and the link 7 has fixed plate 8, the four corners of two fixed plates 8 all is equipped with nut 10, the equal fixedly connected with fixed hook 9 in position that lies in the four corners nut 10 on the fixed plate 8, two fixed hooks 9 establish with the both ends cover of No. two steel cables 11 respectively and are connected.

The spread groove has all been dug in 8 four corners of two fixed plates, and the equal fixedly connected with screw rod in the position that corresponds every spread groove on the steel type frame 2, and the external diameter size of screw rod equals the internal diameter size of spread groove, and the screw rod passes spread groove and the position assorted nut 10 threaded connection that corresponds on the fixed plate 8, makes to connect compactlyer between it.

The length between two ends of the second steel rope 11 is greater than that between two ends of the first steel rope 6, and the distance between the part, close to the bottom of the plate beam 1, of the second steel rope 11 and the bottom of the plate beam 1 is not greater than five centimeters, so that the connection is convenient.

The part of a steel rope 6 between two limiting hooks 5 is adjacent to the bottom of the plate girder 1, so that the plate girder 1 can be conveniently held.

The steel-type frame 2 and the plate girder 1 are designed in a matching way, so that the connection between the steel-type frame and the plate girder is more compact.

Specifically, in the installation of the present invention, two devices are required to connect the front and rear ends of the plate girder 1, the first steel cable 6 and the second steel cable 11 are sequentially passed through the bottom of the plate girder 1 to hook the two ends of the first steel cable 6 by the movement of two limit hooks 5, as shown in fig. 1, the two ends of the first steel cable 6 are limited by the limit hooks 5, the part of the first steel cable 6 between the two limit hooks 5 is caught by the bottom of the plate girder 1, the two ends of the second steel cable 11 are sleeved in the two fixed hooks 9 at the top of the steel frame 2, the length between the two ends of the second steel cable 11 is greater than the length between the two ends of the first steel cable 6, the distance between the part of the second steel cable 11 close to the bottom of the plate girder 1 and the bottom of the plate girder 1 is not greater than five centimeters, the two ends of the second steel cable 11 can be repeatedly sleeved in the fixed hooks 9 at the top of the two steel frames 2 to avoid, the two ends of the second steel rope 11 are limited through the fixing hooks 9; during the use, lifting device catches on link 7 at both ends, lifting device passes through link 7 and drives plate girder 1 and rises, two steel cable 6 at both ends bear plate girder 1's weight around plate girder 1, fracture appears if a steel cable 6 of one end, the one end of plate girder 1 directly falls on the part that No. two steel cables 11 are located between two fixed hooks 9, hold the one end that drops through No. two steel cables 11 quick pocket, make the one end of plate girder 1 can not incline too big angle, lead to plate girder 1 landing, cause the problem of potential safety hazard, and if a steel cable 6 produces the fracture, the one end of plate girder 1 is lived to No. two steel cables 11 pockets, at this moment, if not place when the assigned position, need descend plate girder 1 to ground immediately, mend and adorn new steel cable 6, avoid appearing the potential safety hazard.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The lifting device for hoisting the plate girder is characterized by comprising the plate girder (1), wherein a steel type frame (2) is sleeved on the outer wall of the top of the plate girder (1), movable grooves (3) are formed in the front ends of the bottoms of the side walls on the two sides of the steel type frame (2), movable shafts (4) are fixedly connected in the movable grooves (3), two limiting hooks (5) are movably connected on the movable shafts (4), the two limiting hooks (5) are respectively sleeved and connected with the two ends of a steel rope (6), a hanging ring (7) is fixedly connected with the rear end of the top of the steel type frame (2), fixing plates (8) are fixedly welded at the two ends of the top of the steel type frame (2) between the movable grooves (3) and the hanging ring (7), nuts (10) are arranged at the four corners of the two fixing plates (8), and fixing hooks (9) are fixedly connected at the positions of the fixing plates (8) between the four corner nuts (10), the two fixing hooks (9) are respectively sleeved and connected with the two ends of the second steel rope (11).

2. The lifting device for hoisting the plate girder as recited in claim 1, wherein the four corners of the two fixing plates (8) are all provided with connecting grooves, and the steel frame (2) is fixedly connected with a screw corresponding to each connecting groove, the outer diameter of the screw is equal to the inner diameter of the connecting groove, and the screw passes through the corresponding connecting groove on the fixing plate (8) and is in threaded connection with a nut (10) matched with the connecting groove.

3. A lifting device for hoisting a plate girder according to claim 1, wherein the length between the two ends of the second steel rope (11) is greater than the length between the two ends of the first steel rope (6), and the distance from the part of the second steel rope (11) near the bottom of the plate girder (1) to the bottom of the plate girder (1) is not more than five centimeters.

4. A lifting device for hoisting a plate girder according to claim 1, wherein the portion of the steel cord (6) between the two limit hooks (5) is adjacent to the bottom of the plate girder (1).

5. A lifting device for hoisting a plate girder according to claim 1, characterized in that the steel-type frame (2) is designed to be adapted to the plate girder (1).