CN214733911U

CN214733911U - Tilting hoisting device for airtight box

Info

Publication number: CN214733911U
Application number: CN202120425353.1U
Authority: CN
Inventors: 牛建利; 刘波; 王伟
Original assignee: Sinosteel Xian Machinery Co Ltd
Current assignee: Sinosteel Xian Machinery Co Ltd
Priority date: 2021-02-26
Filing date: 2021-02-26
Publication date: 2021-11-16
Anticipated expiration: 2031-02-26

Abstract

The utility model discloses an airtight box tilting hoisting device, through the hoisting balance arm with rings, install the balancing weight at the other end of the hoisting balance arm, hoist the balance arm through overhead traveling crane and wire rope, utilize the fixed connection airtight box of hoisting support forearm to tilt, adjust the length of hoisting support rod, make the hoisting support rod support on the airtight box surface of fascinating, thereby realize adjusting the straightness that hangs down of fascinating, adjust the counter weight on the hoisting balance arm, make tilting and hoisting device balance, this application reduces the occupation space through hoisting support arm, utilize hoisting support arm to increase the space that the hoist enters, the operator can move the tilting device with only very little strength through carrying out push-and-pull operation, reduce the work load, this device makes the moving tilting device more flexible through setting up the hoisting support forearm, conveniently aim at the tilting device to close the hole position, improve the installation efficiency of the tilting device on both sides, the labor cost is reduced, and the installation efficiency is improved.

Description

Tilting hoisting device for airtight box

Technical Field

The utility model belongs to furnace roof equipment assembly fixture field, concretely relates to airtight box hoist device that fascinates.

Background

The air-tight box is the core equipment of the iron-smelting blast furnace, and is under the working environment of high temperature, high pressure and smoke dust during operation, the cloth chute is driven and controlled to rotate and tilt around the center of the blast furnace so as to complete the cloth function, the movement of the cloth chute is driven by the tilting device, and the tilting device of the air-tight box is an important component of the air-tight box and is used for controlling the up-and-down tilting of the cloth chute. The two tilting devices are distributed on two sides in the airtight box and rotate along with the lower rotating cylinder, and the parts need to be continuously disassembled and assembled during installation, replacement and debugging. The installation and the dismantlement in-process need put into airtight case earlier tilting device, airtight incasement portion has main parts such as upper portion rotatory drum, lower part rotatory drum, airtight case occupies very big space by other spare parts when installing tilting device, the space has become very narrow and small, tilting device is fixed in lower part rotatory drum, tilting device locates to be put at lower part rotatory drum lower part both sides, tilting device is equivalent to embedded on lower part rotatory drum, the mounted position is sunken, the depth of packing is darker, be difficult for lifting up and remove tilting device, installation tilting device needs the overhead traveling crane hoist and mount, and need the operator to push tilting device inside airtight case, push inside airtight case and need aim at the handle when again and close the bolt mouth, the operation is very inconvenient. The existing installation tilting device airtight box is narrow in space and deep in depth, the installation tilting device needs to be hoisted by an overhead traveling crane, the tilting device is hoisted by a steel wire rope and is installed in the airtight box at a position which is not vertical to the hoisting position of the steel wire rope, the installation position of the tilting device is located in a sunken position in the airtight box, the installation is equivalent to that an operator pushes the tilting device into the sunken position in the airtight box body, two operators are needed to operate the tilting device, the width of a box door of the airtight box is only 80cm-100cm, the two operators basically occupy up the space of an entrance, the position of the tilting device needs to be adjusted when the tilting device is pushed into the airtight box, an interface of the tilting device is aligned with a joint bolt opening, the operation process is inconvenient, the installation efficiency is low, and the safety is poor.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an airtight box hoist device that fascinates to overcome prior art's is not enough.

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

the utility model provides an airtight box hoist device that fascinates, includes hoist and mount balance arm, hoist and mount support forearm, hoist and mount bracing piece and counter weight, the one end and the rotation of hoist and mount balance arm that hoist and mount support the forearm are connected, the other end that hoist and mount support the forearm be equipped with be used for with airtight box fixed connection that fascinates, the hoist and mount bracing piece is fixed in hoist and mount balance arm lower extreme, hoist and mount bracing piece and hoist balance arm parallel arrangement, hoist and mount bracing piece adjustable length, the counter weight is fixed in the other end of hoist and mount balance arm, hoist and mount balance arm upper end is equipped with rings.

Furthermore, the other end of the hoisting support forearm is of a screw rod structure, and a locking nut for locking is arranged on the screw rod.

Further, the one end of hoist and mount balance arm is equipped with the axis of rotation, and the lower extreme of axis of rotation is equipped with the engaging lug, and the one end that the forearm was supported in hoist and mount is passed through the rotation support and is connected with the engaging lug rotation, and the other end is provided with the screw rod.

Furthermore, the lower end of the hoisting balance arm is arranged on a mounting seat perpendicular to the hoisting balance arm, a threaded hole seat is arranged on the mounting seat, and threads are arranged at one end of the hoisting support rod and are in threaded connection with the threaded hole seat.

Furthermore, two ends of the hoisting support rod, which are positioned at the threaded hole seat, are respectively provided with a locking nut.

Furthermore, the lower end of the balance weight is provided with a positioning groove, the upper end of the hoisting balance arm is provided with two adjusting bolt seats which are arranged at intervals, each adjusting bolt seat is provided with an adjusting bolt, and the adjusting bolts are in threaded connection with the adjusting bolt seats.

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

the utility model relates to an airtight box tilting hoisting device, which comprises a hoisting balance arm provided with a hoisting ring, a balancing weight is arranged at the other end of the hoisting balance arm, the balance arm is hoisted by a crown block and a steel wire rope, the airtight box is fixedly connected with a hoisting support front arm to tilt, the length of a hoisting support rod is adjusted to ensure that the hoisting support rod is abutted against the tilting surface of the airtight box, thereby realizing the adjustment of the tilting verticality, the counterweight on the hoisting balance arm is adjusted to balance the tilting and the hoisting device, the occupied space is reduced by the hoisting support arm, the space for hoisting and entering is increased by the hoisting support arm, the tilting device can be moved by the operator with small force when the operator performs push-pull operation, the workload is reduced, the device enables the moving tilting device to be more flexible by arranging the hoisting support front arm, the hole closing position of the tilting device is conveniently aligned, the mounting efficiency of the tilting devices at two sides is improved, the labor cost is reduced, and the installation efficiency is improved.

Further, utilize hoist and mount to support the forearm and rotate through rotating the support with the axis of rotation and be connected rotatable connection fixed knot structure that forms, realize at the hoist and mount in-process, guarantee the slope in-process of lever about the hoist and mount balance arm, can adjust airtight box tilting and keep vertical stability, simple structure, erection joint is convenient.

Drawings

Fig. 1 is the embodiment of the utility model provides an in hoisting device spatial structure sketch map.

Fig. 2 is a front view of the embodiment of the present invention.

Fig. 3 is a lifting device lifting service state diagram in the embodiment of the utility model.

FIG. 4 shows an embodiment of the present invention

Wherein, 1, hoisting a balance arm; 2. hoisting a supporting front arm; 3. hoisting the supporting rod; 4. balancing weight; 5. locking the nut; 6. a rotating shaft; 7. connecting lugs; 8. rotating the support; 9. a screw; 10. a mounting seat; 11. a threaded bore seat; 12. positioning a groove; 13. adjusting the bolt seat; 14. adjusting the bolt; 15. the airtight box tilts.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings:

as shown in fig. 1, the airtight box tilting hoisting device comprises a hoisting balance arm 1, a hoisting support forearm 2, a hoisting support rod 3 and a balance weight 4, wherein one end of the hoisting support forearm 2 is rotatably connected with the hoisting balance arm 1, the other end of the hoisting support forearm 2 is provided with a device for fixedly connecting with the airtight box in a tilting manner, the hoisting support rod 3 is fixed at the lower end of the hoisting balance arm 1, the hoisting support rod 3 is arranged in parallel with the hoisting balance arm 1, the length of the hoisting support rod 3 is adjustable, the balance weight 4 is fixed at the other end of the hoisting balance arm 1, and the upper end of the hoisting balance arm 1 is provided with a hoisting ring; when in use, the balance arm 1 is hoisted through the hoisting balance arm 1 provided with the hoisting ring, the balancing weight is installed at the other end of the hoisting balance arm 1, the balance arm 1 is hoisted through the crown block and the steel wire rope, bolts at the two ends of the hoisting support front arm 2 penetrate through the closing positions of the two tilting sides of the airtight box and are fixed, the length of the hoisting support rod 3 is adjusted, the hoisting support rod 3 is abutted against the surface of the tilting 15 of the airtight box, as shown in figure 3, the verticality of tilting is adjusted, the counterweight 4 on the hoisting balance arm 1 is adjusted, and the tilting and hoisting device are balanced, the occupied space is reduced through the hoisting support arm, the space for hoisting and entering is increased by the hoisting support arm, due to the lever balance principle, an operator can move the tilting device by only needing small force for push-pull operation, the workload is reduced, the device enables the moving of the tilting device to be more flexible by arranging the hoisting support front arm 2, and is convenient to align with the closing positions of the tilting device, the efficiency of both sides tilting device installation is improved, reduces the cost of labor, improves the installation effectiveness.

Specifically, as shown in fig. 1, the other end of the hoisting support forearm 2 is of a screw rod structure, the screw rod is provided with a locking nut 5 for locking, and screws at two ends of the hoisting support forearm 2 penetrate through the airtight box to tilt and close the positions and are fixed through the locking nut 5, so that fixed connection is realized.

As shown in fig. 1, the one end of hoist and mount balance arm 1 is equipped with axis of rotation 6, the lower extreme of axis of rotation is equipped with engaging lug 7, the one end that hoist and mount supported forearm 2 is rotated through rotating support 8 and engaging lug 7 and is connected, the other end is provided with screw rod 9, utilize hoist and mount to support forearm 2 and axis of rotation 6 to rotate through rotating support 8 and be connected rotatable connection fixed knot structure of formation, the realization is at the hoist and mount in-process, ensure hoist and mount balance arm 1 in-process of tilting of lower lever, can adjust airtight case tilting and keep vertical stability, moreover, the steam generator is simple in structure, the erection joint is convenient.

As shown in fig. 1, the lower end of the hoisting balance arm 1 is arranged on the mounting seat 10 perpendicular to the hoisting balance arm 1, the mounting seat 10 is provided with a threaded hole seat 11, one end of the hoisting support rod 3 is provided with threads, and is in threaded connection with the threaded hole seat 11, two ends of the threaded hole seat 11 on the hoisting support rod 3 are respectively provided with a locking nut, so that the hoisting support rod 3 is prevented from rotating, the support stability is improved, when the device is used, a nut strip on the hoisting support rod 3 is sent, the hoisting support rod 3 is adjusted to be away from the airtight box, after one end of the hoisting support forearm 2 is fixedly connected with the airtight box in a tilting manner, the hoisting support rod 3 is rotated to enable one end of the hoisting support rod to be in surface contact with the airtight box in a tilting manner, and then the hoisting support rod 3 is locked through the nuts at the two ends, thereby achieving the locking purpose.

As shown in fig. 2-4, the lower end of the counterweight 4 is provided with a positioning groove 12, the upper end of the hoisting balance arm 1 is provided with two adjusting bolt seats 13 arranged at intervals, each adjusting bolt seat 13 is provided with an adjusting bolt 14, the adjusting bolts 14 are in threaded connection with the adjusting bolt seats 13, when in use, the counterweight 4 is clamped between the two adjusting bolt seats 13 of the hoisting balance arm 1 along the positioning groove 12, the two ends of the counterweight 4 are tightly propped through the adjusting bolts 14, in the hoisting process, the configuration is increased or the front and back positions of the configuration are adjusted according to the tilting specification of the hoisting airtight box, the configuration balance is realized, the workload is reduced, the structure is simple, the safety and the reliability are realized, the counterweight does not need to be taken from one end, the counterweight with a slotted structure is adopted, the installation and the use are convenient, and the safety and the reliability are realized.

This device is through increasing balance arm and balancing weight, with the cooperation of tilting device hoist and mount position, and the operator can remove tilting device in narrow and small space, easy to assemble. Utilize lever balance principle to make the integrated device balanced, the overhead traveling crane hoist and mount 3 hoist and mount bracing pieces, adjust 4 counter weight steel sheet positions for tilting device and tilting hoist device global balance, the workman removes tilting device and only needs to make very little strength, raises the efficiency.

Claims

1. The utility model provides an airtight box hoist device that fascinates, a serial communication port, including hoist and mount balance arm (1), hoist and mount support forearm (2), hoist and mount bracing piece (3) and counter weight (4), the one end and hoist and mount balance arm (1) of hoist and mount support forearm (2) rotate to be connected, the other end that hoist and mount support forearm (2) is equipped with and is used for fascinating fixed connection with airtight box, hoist and mount bracing piece (3) are fixed in hoist and mount balance arm (1) lower extreme, hoist and mount bracing piece (3) and hoist and mount balance arm (1) parallel arrangement, hoist and mount bracing piece (3) adjustable length, counter weight (4) are fixed in the other end of hoist and mount balance arm (1), hoist and mount balance arm (1) upper end is equipped with rings.

2. The airtight box tilting hoisting device as claimed in claim 1, wherein the other end of the hoisting support front arm (2) is in a screw structure, and the screw is provided with a locking nut (5) for locking.

3. The airtight box tilting hoisting device as claimed in claim 1, wherein one end of the hoisting balance arm (1) is provided with a rotating shaft (6), the lower end of the rotating shaft is provided with a connecting lug (7), one end of the hoisting support forearm (2) is rotatably connected with the connecting lug (7) through a rotating support (8), and the other end is provided with a screw (9).

4. The airtight box tilting hoisting device according to claim 1, wherein the lower end of the hoisting balance arm (1) is arranged on a mounting seat (10) perpendicular to the hoisting balance arm (1), a threaded hole seat (11) is arranged on the mounting seat (10), and one end of the hoisting support rod (3) is provided with threads and is in threaded connection with the threaded hole seat (11).

5. The airtight box tilting hoisting device according to claim 4, wherein the hoisting support rod (3) is provided with a locking nut at each end of the threaded hole seat (11).

6. A tilting and hoisting device for airtight box according to claim 1, characterized in that the lower end of the counterweight (4) is provided with a positioning slot (12), the upper end of the hoisting balance arm (1) is provided with two spaced adjusting bolt seats (13), each adjusting bolt seat (13) is provided with an adjusting bolt (14), and the adjusting bolt (14) is in threaded connection with the adjusting bolt seat (13).