CN209778054U - Movable pulley lifts by crane hoist - Google Patents
Movable pulley lifts by crane hoist Download PDFInfo
- Publication number
- CN209778054U CN209778054U CN201920513626.0U CN201920513626U CN209778054U CN 209778054 U CN209778054 U CN 209778054U CN 201920513626 U CN201920513626 U CN 201920513626U CN 209778054 U CN209778054 U CN 209778054U
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- Prior art keywords
- lug
- lifting
- reinforcing
- transverse steel
- frame
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Abstract
The utility model discloses a movable pulley lifting sling, which comprises a channel steel frame, wherein a first reinforcing transverse steel and a second reinforcing transverse steel are connected between the front inner wall and the rear inner wall of the channel steel frame, the first reinforcing transverse steel and the second reinforcing transverse steel are arranged in parallel, the surfaces of the first reinforcing transverse steel and the second reinforcing transverse steel are welded with a balance and stable bracket, and the inner walls of the front end and the rear end of the channel steel frame are provided with a side lifting lug by both sides; the utility model relates to a movable pulley lifting sling carries out further fixed to the hoist when the hoist lifts by crane through setting up balanced firm support, make the stability of hoist after lifting better, and balanced firm support setting is at the top middle part of hoist, can increase the equilibrium of hoist when lifting, prevent the hoist slope, consolidate the support through setting up the lug and consolidate the lug, make the lug be difficult to take place the condition that deforms and drop when using, it can expand to set up the welt, prevent the hoist in the ground effectual lug of having avoided direct and ground contact.
Description
Technical Field
the utility model belongs to the technical field of hoist and mount, concretely relates to hoist, more specifically is a movable pulley lifts by crane hoist.
Background
In order to enhance energy conservation and emission reduction, build an environment-friendly society, and increase the number of assembly type buildings, the prefabricated composite slabs have become the trend of social development, the tool type is an effective way for realizing sustainable development of the building industry, and safe and efficient hoisting of the prefabricated composite slabs is one of the difficulties which plague the construction of the assembly type buildings, so that safe hoisting of the prefabricated composite slabs is a key factor for ensuring the construction quality and progress.
The hoisting system is simple in hoisting of the prefabricated composite slab at the present stage, one ends of four steel wire ropes are hung on the lifting hooks, and the other ends of the four steel wire ropes are connected with four corners of the prefabricated composite slab respectively.
SUMMERY OF THE UTILITY MODEL
in order to overcome the technical problem, an object of the utility model is to provide a movable pulley lifts by crane hoist, carry out further fixed to the hoist when the hoist is lifted by crane through setting up balanced firm support, make the stability of hoist after lifting by crane better, and balanced firm support setting is at the top middle part of hoist, can increase the equilibrium of hoist when lifting by crane, prevent the hoist slope, consolidate the support through setting up the lug, make the lug be difficult to take place the condition that deforms and drop when using, it can expand to set up the welt, prevent the effectual lug of having avoided direct and the contact on ground with the hoist.
The purpose of the utility model can be realized by the following technical scheme:
A movable pulley lifting sling comprises a channel steel frame, wherein a first reinforcing transverse steel and a second reinforcing transverse steel are connected between the front inner wall and the rear inner wall of the channel steel frame, the first reinforcing transverse steel and the second reinforcing transverse steel are arranged in parallel, a balance and stable support is welded on the surfaces of the first reinforcing transverse steel and the second reinforcing transverse steel, side lifting lugs are respectively installed on the inner walls of the front end and the rear end of the channel steel frame close to two sides, two middle lifting lugs are respectively installed on the front inner wall and the rear inner wall of the channel steel frame close to the middle, lifting lug reinforcing supports are respectively welded on the outer walls of the side lifting lugs and the middle lifting lugs, and two groups of lining plates are respectively installed on the bottom of the channel steel;
The balance and stabilization support comprises a first welding frame and a second welding frame, a connecting steel plate is welded between opposite side walls of the first welding frame and the second welding frame, a first lifting lug and a second lifting lug are respectively welded on the top of the connecting steel plate close to two side arms, a connecting rod is connected between the opposite side walls of the first lifting lug and the second lifting lug, a mounting plate is welded on the front surface of the lifting lug reinforcement support, and two groups of fastening bolts are installed at the front end penetrating through the mounting plate and the lifting lug reinforcement support;
Run through side lug front end has seted up two sets of lewis holes and two sets of meshing holes, and is two sets of the lewis hole is located the front end of side lug respectively and leans on upper and lower extreme position, and is two sets of the meshing hole is located the middle part of side lug, the rear surface welding of side lug has the backing plate, first holding tank and second holding tank have been seted up to the bottom of welt, the inside of first holding tank and second holding tank all has first board and the second of turning over to turn over through hinge mounting, first board and the second of turning over turns over the board and is relative setting.
as a further aspect of the present invention: the two groups of fastening bolts correspond to the two groups of meshing holes in front and back positions, the two groups of fastening bolts are meshed with the meshing holes, and the two groups of fastening bolts and the two groups of meshing holes are transversely arranged in a straight line.
As a further aspect of the present invention: the inner sides of the first welding frame and the second welding frame are respectively matched with the peripheries of the first reinforced transverse steel and the second reinforced transverse steel, and the inner walls of the first welding frame and the second welding frame are welded and connected with the outer surfaces of the first reinforced transverse steel and the second reinforced transverse steel.
As a further aspect of the present invention: the length of backing plate slightly is greater than the length of lug reinforcement support, and lug reinforcement support is concave type setting, the rear surface of lug reinforcement support is leaned on both sides welded connection with the front surface of backing plate.
As a further aspect of the present invention: the total length of the first turning plate and the second turning plate is slightly smaller than the inner length of the first accommodating groove, and the length of the first turning plate and the length of the second turning plate are slightly larger than half of the length of the side lifting lug.
as a further aspect of the present invention: the top of welt and the bottom welded connection of channel-section steel frame, and the width of welt equals with the distance of the front surface of channel-section steel frame to its inside antetheca.
The utility model has the advantages that:
1. The utility model discloses a set up balanced firm support, balanced firm support adopts first welding frame and second welding frame respectively with first reinforcement horizontal steel and the laminating welding of second reinforcement horizontal steel surface, after first lug and the second lug on the connecting steel sheet upper portion are hoisted, thereby can hoist the middle part of hoist, whole balanced firm support can play the effect of reinforcement after the hoist hoisted, the condition that the four corners of hoist appear and drop and lead to the channel-section steel frame to drop appears in the effectual four corners of avoiding the hoist, and can increase the equilibrium of channel-section steel frame through balanced firm support hoist to a certain extent, make the channel-section steel frame stability after hoisting very high;
2. The side lifting lugs and the middle lifting lugs are reinforced by the lifting lug reinforcing support, the lifting lug reinforcing support is welded with the backing plate, the peripheries of the side lifting lugs and the middle lifting lugs are wrapped and reinforced, and fastening bolts penetrating through the mounting plate are meshed with meshing holes in the front sides of the side lifting lugs and the middle lifting lugs, so that the side lifting lugs and the middle lifting lugs are reinforced secondarily, all the side lifting lugs and the middle lifting lugs have good fixing effects in the aspect of fixing, the working strength which can be borne by the side lifting lugs and the middle lifting lugs is further increased, and the probability of falling of deformation of the side lifting lugs and the middle lifting lugs during working is smaller;
3. set up the welt through the bottom at channel-section steel frame, first board and the second of turning over on the welt turns over the board and can overturn downwards through the hinge, when first board and the second of turning over turn over the board upset to perpendicular with the horizontal direction, can make first board and the second of turning over turn over the bottom and the contact surface contact of board, thereby support channel-section steel frame, thereby avoided placing side lug and middle part lug direct and contact surface contact when the contact surface at channel-section steel frame, play the guard action to the bottom of side lug and middle part lug.
Drawings
The present invention will be further described with reference to the accompanying drawings.
fig. 1 is a front view of the movable pulley lifting sling of the present invention.
Fig. 2 is a structural diagram of a balanced and stable support in a movable pulley lifting sling of the utility model.
Fig. 3 is the structure diagram of the lifting lug reinforcing bracket in the movable pulley lifting sling of the utility model.
Fig. 4 is a structural diagram of a side lug in the movable pulley lifting sling of the utility model.
Fig. 5 is a bottom view of the lining plate in the movable pulley lifting sling of the present invention.
In the figure 1, a channel steel frame; 2. first reinforcing transverse steel; 3. second reinforcing transverse steel; 4. a balanced and stable bracket; 5. side lifting lugs; 6. a middle lifting lug; 7. the lifting lug reinforcing bracket; 8. a liner plate; 9. a first welding frame; 10. a second welding frame; 11. connecting steel plates; 12. a first lifting lug; 13. a second lifting lug; 14. a connecting rod; 15. mounting a plate; 16. fastening bolts; 17. hoisting holes; 18. an engagement hole; 19. a base plate; 20. a first accommodating groove; 21. a second accommodating groove; 22. a first flap; 23. a second flap.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to 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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
as shown in fig. 1-5, a movable pulley lifting sling comprises a channel steel frame 1, wherein a first reinforcing transverse steel 2 and a second reinforcing transverse steel 3 are connected between the front inner wall and the rear inner wall of the channel steel frame 1, the first reinforcing transverse steel 2 and the second reinforcing transverse steel 3 are arranged in parallel, a balancing and stabilizing support 4 is welded on the surfaces of the first reinforcing transverse steel 2 and the second reinforcing transverse steel 3, a side lifting lug 5 is respectively installed on the inner wall of the front end and the rear end of the channel steel frame 1 close to two sides, two middle lifting lugs 6 are respectively installed on the front inner wall and the rear inner wall of the channel steel frame 1 close to the middle, lifting lug reinforcing supports 7 are respectively welded on the outer walls of the side lifting lug 5 and the middle lifting lug 6, and two groups of lining plates 8 are respectively installed;
The balance and stability support 4 comprises a first welding frame 9 and a second welding frame 10, a connecting steel plate 11 is welded between the opposite side walls of the first welding frame 9 and the second welding frame 10, a first lifting lug 12 and a second lifting lug 13 are respectively welded on the top of the connecting steel plate 11 close to the two side arms, a connecting rod 14 is connected between the opposite side walls of the first lifting lug 12 and the second lifting lug 13, a mounting plate 15 is welded on the front surface of the lifting lug reinforcing support 7, and two groups of fastening bolts 16 are installed at the front end penetrating through the mounting plate 15 and the lifting lug reinforcing support 7;
Two groups of lifting holes 17 and two groups of meshing holes 18 are formed through the front end of the side lifting lug 5, the two groups of lifting holes 17 are respectively positioned at the upper end position and the lower end position of the front end of the side lifting lug 5, the two groups of meshing holes 18 are positioned at the middle part of the side lifting lug 5, a backing plate 19 is welded on the rear surface of the side lifting lug 5, a first accommodating groove 20 and a second accommodating groove 21 are formed in the bottom of the backing plate 8, a first turning plate 22 and a second turning plate 23 are respectively arranged in the first accommodating groove 20 and the second accommodating groove 21 through hinges, the first turning plate 22 and the second turning plate 23 are oppositely arranged, the first turning plate 22 and the second turning plate 23 can be turned downwards through hinges, when the first turning plate 22 and the second turning plate 23 are turned to be vertical to the horizontal direction, the bottoms of the first turning plate 22 and the second turning plate 23 can be contacted with a contact surface, so as to support the channel steel frame 1, and avoid the direct contact between the side lifting, the bottoms of the side lifting lugs 5 and the middle lifting lug 6 are protected.
two sets of anchorage 16 correspond with the position of two sets of meshing holes 18 from front to back, and two sets of anchorage 16 mesh with meshing holes 18 mutually, and two sets of anchorage 16 all are horizontal line arrangement with two sets of meshing holes 18, and anchorage 16 inserts in two sets of meshing holes 18 to further strengthen the side lug 5 and middle part lug 6 after side lug 5 and middle part lug 6 on the welding of lug reinforcing support 7, make the fixed effect of lug reinforcing support 7 after the installation better.
The inner sides of the first welding frame 9 and the second welding frame 10 are respectively matched with the peripheries of the first reinforced transverse steel 2 and the second reinforced transverse steel 3, and the inner walls of the first welding frame 9 and the second welding frame 10 are welded and connected with the outer surfaces of the first reinforced transverse steel 2 and the second reinforced transverse steel 3.
The length of backing plate 19 is slightly greater than the length of lug reinforcement support 7, and lug reinforcement support 7 is the concave type setting, and the rear surface of lug reinforcement support 7 is connected by both sides welded with the front surface of backing plate 19.
The total length of the first turning plate 22 and the second turning plate 23 is slightly smaller than the inner length of the first accommodating groove 20, the lengths of the first turning plate 22 and the second turning plate 23 are slightly larger than half of the length of the side lifting lug 5, the inner length of the first accommodating groove 20 is large, and sufficient turning space is provided for the first turning plate 22 and the second turning plate 23.
The top of welt 8 and channel-section steel frame 1's bottom welded connection, and the width of welt 8 equals with the distance of channel-section steel frame 1's front surface to its inside antetheca, and the width of welt 8 keeps unanimous with the distance of channel-section steel frame 1's front surface to its inside antetheca to can not cause influence and interference to whole hoist during the use.
A movable pulley lifting sling is characterized in that when in use, a snap ring is penetrated into each lifting hole 17 to install a movable pulley on each lifting hole 17 close to the upper part of each of four side lifting lugs 5, a group of movable pulleys are respectively installed on a first lifting lug 12 and a second lifting lug 13 on the upper part of a connecting steel plate 11 between a first welding frame 9 and a second welding frame 10 on a balance and stabilization support 4, a steel wire rope is penetrated into each movable pulley and connected with a lifting hook, a movable pulley is respectively installed on each lifting hole 17 close to the lower part of each of the four side lifting lugs 5, a movable pulley is respectively installed on each of four middle lifting lugs 6 close to the middle of the front inner wall and the rear inner wall of a channel steel frame 1, the steel wire rope is inserted into each movable pulley, the head of the steel wire rope inserted into each movable pulley is fixed with a prefabricated laminated plate truss to finish the installation between the lifting sling and the lifting hook, a first reinforcing transverse steel 2 and a second reinforcing transverse steel 3 reinforce the channel steel frame 1, the balance and stability support 4 is welded on the surfaces of the first reinforcing transverse steel 2 and the second reinforcing transverse steel 3, the first reinforcing transverse steel 2 and the second reinforcing transverse steel 3 are arranged at the middle position of the inner side of the channel steel frame 1, so the balance and stability support 4 is also positioned at the middle position of the inner side of the channel steel frame 1, the balance and stability support 4 adopts the first welding frame 9 and the second welding frame 10 to be respectively jointed and welded with the surfaces of the first reinforcing transverse steel 2 and the second reinforcing transverse steel 3, after the first lifting lug 12 and the second lifting lug 13 on the upper part of the connecting steel plate 11 are lifted, the middle part of the lifting appliance can be lifted, the whole balance and stability support 4 can play a role of reinforcing after the lifting appliance is lifted, the condition that the channel steel frame 1 falls off due to the falling of four corners of the lifting appliance is effectively avoided, the balance of the channel steel frame 1 can be increased by lifting the balance and stability of the channel steel frame 1 after being lifted is high to, the side lifting lugs 5 and the middle lifting lugs 6 are reinforced by utilizing the lifting lug reinforcing support 7, the lifting lug reinforcing support 7 is welded with the backing plate 19, the peripheries of the side lifting lugs 5 and the middle lifting lugs 6 are wrapped and reinforced, and then fastening bolts 16 penetrating through the mounting plate 15 are meshed with meshing holes 18 in the front sides of the side lifting lugs 5 and the middle lifting lugs 6, so that the side lifting lugs 5 and the middle lifting lugs 6 are reinforced for the second time, all the side lifting lugs 5 and the middle lifting lugs 6 have good fixing effect in the aspect of fixing, the working strength which can be borne by the side lifting lugs 5 and the middle lifting lugs 6 is further increased, the probability of falling of deformation of the side lifting lugs 5 and the middle lifting lugs 6 in working is smaller, the first turning plate 22 and the second turning plate 23 on the lining plate 8 at the bottom of the channel-steel frame 1 can be turned downwards through hinges, when the first turning plate 22 and the second turning plate 23 are turned to be vertical to, can make the bottom and the contact surface contact of first board 22 and the second board 23 that turns over to support channel-section steel frame 1, thereby avoided placing at the contact surface at channel-section steel frame 1 side lug 5 and middle lug 6 direct and contact surface, play the guard action to the bottom of side lug 5 and middle lug 6.
The foregoing is merely exemplary and illustrative of the structure of the invention, and various modifications, additions and substitutions as described in the detailed description may be made by those skilled in the art without departing from the structure or exceeding the scope of the invention as defined in the claims.
Claims (6)
1. The movable pulley lifting sling is characterized by comprising a channel steel frame (1), wherein a first reinforcing transverse steel (2) and a second reinforcing transverse steel (3) are connected between the front inner wall and the rear inner wall of the channel steel frame (1), the first reinforcing transverse steel (2) and the second reinforcing transverse steel (3) are arranged in parallel, a balancing and stabilizing support (4) is welded on the surfaces of the first reinforcing transverse steel (2) and the second reinforcing transverse steel (3), a side lifting lug (5) is installed on each of the two sides of the inner wall of the front end and the rear end of the channel steel frame (1), two middle lifting lugs (6) are installed on each of the front inner wall and the rear inner wall of the channel steel frame (1) close to the middle, lifting lug reinforcing supports (7) are welded on the outer walls of the side lifting lugs (5) and the middle portion (6), and two groups of lining plates (8) are installed on each of the bottom of the channel steel;
the balance and stability support (4) comprises a first welding frame (9) and a second welding frame (10), a connecting steel plate (11) is welded between the opposite side walls of the first welding frame (9) and the second welding frame (10), a first lifting lug (12) and a second lifting lug (13) are respectively welded at the top of the connecting steel plate (11) close to the two side arms, a connecting rod (14) is connected between the opposite side walls of the first lifting lug (12) and the second lifting lug (13), a mounting plate (15) is welded on the front surface of the lifting lug reinforcing support (7), and two groups of fastening bolts (16) are mounted at the front end penetrating through the mounting plate (15) and the lifting lug reinforcing support (7);
Run through side lug (5) front end has seted up two sets of lewis hole (17) and two sets of meshing hole (18), and is two sets of lewis hole (17) are located the front end of side lug (5) respectively and lean on upper and lower position, and are two sets of meshing hole (18) are located the middle part of side lug (5), the rear surface welding of side lug (5) has backing plate (19), first holding tank (20) and second holding tank (21) have been seted up to the bottom of welt (8), the inside of first holding tank (20) and second holding tank (21) all has first board (22) and the second board (23) that turns over through the hinge mounting, first board (22) and the second board (23) that turn over are relative setting.
2. A travelling block lifting sling according to claim 1, wherein two sets of said fastening pins (16) correspond to two sets of engagement holes (18) in a front-to-back manner, and wherein two sets of said fastening pins (16) are engaged with the engagement holes (18), and wherein two sets of said fastening pins (16) and two sets of engagement holes (18) are arranged in a horizontal row.
3. the movable pulley hoisting sling according to claim 1, wherein the inner sides of the first welding frame (9) and the second welding frame (10) are respectively fitted with the peripheries of the first reinforcing transverse steel (2) and the second reinforcing transverse steel (3), and the inner walls of the first welding frame (9) and the second welding frame (10) are welded and connected with the outer surfaces of the first reinforcing transverse steel (2) and the second reinforcing transverse steel (3).
4. The movable pulley lifting sling according to claim 1, wherein the length of the base plate (19) is slightly greater than that of the lifting lug reinforcing bracket (7), the lifting lug reinforcing bracket (7) is arranged in a concave shape, and the rear surface of the lifting lug reinforcing bracket (7) is connected with the front surface of the base plate (19) in a welding manner by two sides.
5. A travelling block spreader according to claim 1, wherein the total length of the first flap (22) and the second flap (23) is slightly less than the internal length of the first receiving channel (20), and the length of each of the first flap (22) and the second flap (23) is slightly greater than half the length of the side lifting lug (5).
6. A travelling block crane spreader according to claim 1, wherein the top of the liner plate (8) is welded to the bottom of the channel frame (1), and the width of the liner plate (8) is equal to the distance from the front surface of the channel frame (1) to the inner front wall thereof.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920513626.0U CN209778054U (en) | 2019-04-16 | 2019-04-16 | Movable pulley lifts by crane hoist |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920513626.0U CN209778054U (en) | 2019-04-16 | 2019-04-16 | Movable pulley lifts by crane hoist |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209778054U true CN209778054U (en) | 2019-12-13 |
Family
ID=68803198
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920513626.0U Expired - Fee Related CN209778054U (en) | 2019-04-16 | 2019-04-16 | Movable pulley lifts by crane hoist |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209778054U (en) |
-
2019
- 2019-04-16 CN CN201920513626.0U patent/CN209778054U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191213 Termination date: 20210416 |