CN214653009U

CN214653009U - Anti-drop structure is connected to jack-up hoist

Info

Publication number: CN214653009U
Application number: CN202023046271.0U
Authority: CN
Inventors: 孙长海
Original assignee: Liaoning Mingpeng Explosion Proof Crane Co ltd
Current assignee: Liaoning Mingpeng Explosion Proof Crane Co ltd
Priority date: 2020-12-17
Filing date: 2020-12-17
Publication date: 2021-11-09
Anticipated expiration: 2030-12-17

Abstract

The utility model discloses an anti-drop structure is connected to jack-up hoist, including last fixer, go up fixer fixed surface and install down the fixer, go up the inside embedding movable mounting of fixer and have the spliced pole, go up the fixer with fixer surface embedding fixed mounting has the inserted block down, it is close to the equal fixed mounting in four corners position and has the double-screw bolt to go up the fixer upper surface, the inside fixed mounting of fixer has the lifting hook down, the quantity of going up the fixer is two, it is close to go up the fixer surface the inserted block position has all been seted up a jack. A jack-up hoist connect anti-drop structure, through the inserted block that sets up, can reduce the effort that double-screw bolt and nut received to solve and make original fastener warp after using for a long time, lead to the equipment later stage to dismantle and do not send out inconvenient problem, through the swivel frame that sets up, can solve the inconvenient problem of equipment replacement subassembly.

Description

Anti-drop structure is connected to jack-up hoist

Technical Field

The utility model relates to an anti-drop structure field, in particular to jack-up hoist connects anti-drop structure.

Background

The lifting hook is simple to manufacture and convenient to use, but the stress condition is not good, the lifting hook is mostly used in working occasions with the lifting capacity of below 80 tons, double hooks with symmetrical stress are usually adopted when the lifting capacity is large, the laminated lifting hook is formed by riveting a plurality of steel plates which are cut and formed, the whole lifting hook cannot be damaged when cracks appear on individual plates, the safety is good, the self weight is large, the lifting hook is mostly used on a crane for lifting the lifting capacity or a molten steel containing barrel, the lifting hook is often impacted in the operation process, and the lifting hook needs to be made of high-quality carbon steel with good toughness; the anti-drop structure is connected to current jack-up hoist has certain drawback when using, for example, long-time back equipment of using is worn and torn easily, make original fastener warp, this just leads to the equipment later stage to dismantle not to send out inconvenient problem, anti-drop structure is connected to traditional jack-up hoist in addition, the structure of shell fragment in the rotating frame part adopts more, this kind of structure is when needs use the double hook to hang, can prevent that the steel cable from sliding under the condition of not atress, but not nimble enough with changing the jack-up mode at every turn, all need press it down hard, just can change other using-way, for this reason, we propose a jack-up hoist and connect anti-drop structure.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides a jack-up hoist connects anti-drop structure can effectively solve the problem in the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a jack-up hoist connects anti-drop structure, includes the fixer, go up fixer fixed surface and install down the fixer, go up the inside embedding movable mounting of fixer and have the spliced pole, go up the fixer with fixer surface embedding fixed mounting has the inserted block down, it is close to the equal fixed mounting in four corners position and has the double-screw bolt to go up the fixer upper surface, the inside fixed mounting of fixer has the lifting hook down.

Preferably, the number of going up the fixer is two, it is close to go up the fixer surface all seted up a jack in the inserted block position, the number of jack is six, it all has seted up No. two jacks in the lower limb position to go up the fixer surface, the number of jack is one.

Preferably, the number of the lower fixator is two, the outer surface of the lower fixator is close to the insertion block, the three jacks are formed in the position, the three jacks are two, the outer surface of the lower fixator is close to the lower edge, the four jacks are formed in the position, the outer surface of the lower fixator is close to the lower edge, the groove is formed in the position, the groove is embedded with the rotating shaft movably, the first jack is the same as the fourth jack in specification, and the second jack is the same as the third jack in specification.

Preferably, the upper end of the connecting column is fixedly provided with a hanging ring, the lower end of the connecting column is fixedly provided with a clamping block, and the clamping block is connected with the upper fixer in a clamping manner.

Preferably, the quantity of double-screw bolt is four, the double-screw bolt upper surface is close to the equal threaded mounting of end surface position and is had the nut, the inserted sheet side surface is close to intermediate position fixed mounting and has an inserted sheet No. one, the through-hole has all been seted up near the border angle position to an inserted sheet upper surface, the inserted sheet side surface is close to the equal fixed mounting of border position and has No. two inserted sheets.

Preferably, the lifting hook with rotation axis fixed connection, fixed surface installs the fixed block, the fixed block surface is close to central point and puts movable mounting there is the revolving frame, the lifting hook surface is close to top edge department fixed mounting there is the trip, rotatory frame cover is in the trip upper surface, trip one side is located lifting hook fixed surface installs the spring holder, fixed surface installs locking spring on the spring holder, the gag lever post is installed to the inside interlude of spring holder, spring holder surface movable mounting has fixed frame, fixed frame cover is in the trip surface.

Compared with the prior art, the utility model discloses following beneficial effect has:

the utility model discloses in, through the inserted block that sets up, the inserted block is through an inserted sheet and No. two inserted sheets that set up, can share the lower pulling force between fixer and the lower fixer, reduce the effort that double-screw bolt and nut received, thereby solve the easy wearing and tearing of back equipment of long-time use, make original fastener warp, lead to the equipment later stage to dismantle not send inconvenient problem, through the swivel frame that sets up, the swivel frame can be circular motion for the centre of a circle by the fixed block, and can be fixed through fixed frame, when not using the swivel frame, only need upwards move fixed frame, just can loosen the swivel frame, the swivel frame is vertical downwards under the effect of gravity this moment, thereby solve the inconvenient problem of equipment replacement subassembly.

Drawings

Fig. 1 is a schematic view of the overall structure of a connection anti-drop structure of a lifting sling according to the present invention;

fig. 2 is a half sectional view of an upper fixer of an anti-drop structure for connection of a lifting sling according to the present invention;

fig. 3 is a half-sectional view of an insert block of an anti-drop structure for connection of a lifting sling according to the present invention;

fig. 4 is the enlarged view of a position a in fig. 1 of the anti-drop structure for hoisting and lifting appliance connection.

In the figure: 1. an upper holder; 101. a first jack; 102. a second jack; 2. a lower holder; 201. A third jack; 202. a jack No. four; 203. a groove; 204. a rotating shaft; 3. connecting columns; 301. a hoisting ring; 302. a clamping block; 4. inserting a block; 401. an inserting sheet I; 402. inserting the sheet II; 5. a stud; 501. a nut; 6. a hook; 601. a fixed block; 602. rotating the frame; 603. a spring seat; 604. a locking spring; 605. A limiting rod; 606. a fixing frame; 607. and (7) clamping hooks.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-4, an anti-drop structure for connection of a hoisting sling comprises an upper fixer 1, a lower fixer 2 is fixedly mounted on the lower surface of the upper fixer 1, a connecting column 3 is movably mounted in the upper fixer 1 in an embedded manner, an inserting block 4 is fixedly mounted on the outer surfaces of the upper fixer 1 and the lower fixer 2 in an embedded manner, studs 5 are fixedly mounted on the upper surface of the upper fixer 1 near four corners, and a lifting hook 6 is fixedly mounted in the lower fixer 2.

The number of the upper fixator 1 is two, the positions, close to the insert blocks 4, of the outer surface of the upper fixator 1 are provided with first jacks 101, the number of the first jacks 101 is six, the positions, close to the lower edge, of the outer surface of the upper fixator 1 are provided with second jacks 102, and the number of the second jacks 102 is one; the number of the lower fixator 2 is two, a third jack 201 is formed in the position, close to the insert block 4, of the outer surface of the lower fixator 2, the number of the third jack 201 is two, a fourth jack 202 is formed in the position, close to the lower edge, of the outer surface of the lower fixator 2, a groove 203 is formed in the position, close to the lower edge, of the outer surface of the lower fixator 2, a rotating shaft 204 is embedded into the groove 203, the specifications of the first jack 101 and the fourth jack 202 are the same, and the specifications of the second jack 102 and the third jack 201 are the same; the upper end of the connecting column 3 is fixedly provided with a hanging ring 301, the lower end of the connecting column 3 is fixedly provided with a fixture block 302, and the fixture block 302 is clamped and connected with the upper fixer 1; the number of the studs 5 is four, nuts 501 are all installed on the upper surface of the stud 5 close to the end surface in a threaded mode, a first inserting piece 401 is fixedly installed on the side surface of the inserting block 4 close to the middle position, through holes are formed in the upper surface of the first inserting piece 401 close to the edge positions, a second inserting piece 402 is fixedly installed on the side surface of the inserting block 4 close to the edge positions, through the arranged inserting block 4, the inserting block 4 can share the downward pulling force between the upper fixer 1 and the lower fixer 2 through the arranged first inserting piece 401 and the second inserting piece 402, and the acting force borne by the stud 5 and the nut 501 is reduced, so that the problems that after long-time use, equipment is easy to wear, the original fastener is deformed, and the later-stage disassembly of the equipment is not inconvenient are solved; the lifting hook 6 is fixedly connected with the rotating shaft 204, a fixed block 601 is fixedly arranged on the outer surface, a rotating frame 602 is movably arranged on the outer surface of the fixed block 601 close to the central position, a clamping hook 607 is fixedly arranged on the outer surface of the lifting hook 6 close to the upper edge, the rotating frame 602 is sleeved on the upper surface of the clamping hook 607, a spring seat 603 is fixedly arranged on one side of the clamping hook 607 and positioned on the outer surface of the lifting hook 6, a locking spring 604 is fixedly arranged on the upper surface of the spring seat 603, a limiting rod 605 is inserted and installed in the spring seat 603, a fixed frame 606 is movably arranged on the outer surface of the spring seat 603, the fixed frame 606 is sleeved on the outer surface of the clamping hook 607, the rotating frame 602 can do circular motion by taking the fixed block 601 as the circle center and can be fixed by the fixed frame 606, when the rotating frame 602 is not used, the rotating frame 602 can be loosened by moving the fixed frame 606 upwards, and then the rotating frame 602 is vertically downwards under the action of gravity, thereby solving the problem that the assembly of the equipment is inconvenient to replace.

It should be noted that, the utility model relates to an anti-drop structure for connection of hoisting sling, when in use, firstly, the fixture block 302 is placed in the upper fixer 1, then the upper fixer 1 and the lower fixer 2 are fixed together through the inserting block 4, meanwhile, the stud 5 is inserted into the preset hole and is fixed and locked by the nut 501, the inserting block 4 can share the lower pulling force between the fixer 1 and the lower fixer 2 through the arranged inserting sheet 401 and the inserting sheet 402, the acting force borne by the stud 5 and the nut 501 is reduced, thereby solving the problem that the equipment is easy to wear after long-time use, the original fastener is deformed, and the later period disassembly of the equipment is not inconvenient, and the rotating frame 602 can do circular motion by taking the fixing block 601 as the center of a circle, and can be fixed by the fixing frame 606, when the fixing frame 606 is sleeved on the clamping hook 607, the locking spring 604 follows the limiting rod 605, a backward acting force is applied to the fixing frame 606 to prevent the fixing frame 606 from falling off, when the rotating frame 602 is not used, the rotating frame 602 can be loosened only by moving the fixing frame 606 upwards, and at the moment, the rotating frame 602 is vertically downward under the action of gravity, so that the problem that the assembly replacement of equipment is inconvenient is solved.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a jack-up hoist connects anti-drop structure which characterized in that: including last fixer (1), go up fixer (1) fixed surface and install down fixer (2), go up fixer (1) inside embedding movable mounting and have spliced pole (3), go up fixer (1) with fixer (2) surface embedding fixed mounting has inserted block (4) down, it is close to the equal fixed mounting in four corners position and has double-screw bolt (5) to go up fixer (1) upper surface, fixer (2) inside fixed mounting has lifting hook (6) down.

2. The anti-drop structure is connected to jack-up hoist according to claim 1, characterized in that: the quantity of going up fixer (1) is two, it is close to go up fixer (1) surface jack (101) have all been seted up No. one to inserted block (4) position, the quantity of jack (101) is six, it all has seted up No. two jack (102) to go up fixer (1) surface near the lower limb position, the quantity of jack (102) is one.

3. The anti-drop structure is connected to jack-up hoist according to claim 2, characterized in that: the quantity of fixer (2) is two down, fixer (2) surface is close to down No. three jack (201) have been seted up to inserted block (4) position, the quantity of No. three jack (201) is two, No. four jack (202) have all been seted up near the lower limb position to fixer (2) surface down, fixer (2) surface is close to the lower limb position down and all is seted up fluted (203), the inside embedding movable mounting of recess (203) has rotation axis (204), a jack (101) with No. four jack (202) specification is the same, No. two jack (102) with No. three jack (201) specification is the same.

4. The anti-drop structure is connected to jack-up hoist according to claim 1, characterized in that: the device is characterized in that a hanging ring (301) is fixedly mounted at the upper end of the connecting column (3), a clamping block (302) is fixedly mounted at the lower end of the connecting column (3), and the clamping block (302) is connected with the upper fixer (1) in a clamping manner.

5. The anti-drop structure is connected to jack-up hoist according to claim 3, characterized in that: the quantity of double-screw bolt (5) is four, double-screw bolt (5) upper surface is close to the equal threaded mounting of end face position and has nut (501), No. one inserted sheet (401) are close to intermediate position fixed mounting to inserted block (4) side surface, No. one inserted sheet (401) upper surface is close to the border angle position and has all seted up the through-hole, inserted block (4) side surface is close to equal fixed mounting of border position and has No. two inserted sheets (402).

6. The anti-drop structure is connected to jack-up hoist according to claim 5, characterized in that: lifting hook (6) with rotation axis (204) fixed connection, fixed surface mounting has fixed block (601), fixed block (601) surface is close to central point and puts movable mounting have rotatory frame (602), lifting hook (6) surface is close to top edge department fixed mounting has trip (607), rotatory frame (602) cover is in trip (607) upper surface, trip (607) one side is located lifting hook (6) surface fixed mounting has spring holder (603), fixed surface mounting has locking spring (604) on spring holder (603), gag lever post (605) are installed to the inside interlude of spring holder (603), spring holder (603) surface movable mounting has fixed frame (606), fixed frame (606) cover is in trip (607) surface.