CN220011838U - High-low span lifting appliance - Google Patents

Abstract

The utility model belongs to the technical field of hoisting, and relates to a high-low span hoisting tool, which comprises a hoisting beam, a hoisting seat, a movable seat and a fixed seat, and is characterized in that: the lifting beam is internally and horizontally provided with a driving screw rod and two limiting slide rods in a rotating mode, one side end of the lifting beam is fixedly provided with a driving motor, the output end of the driving motor is fixedly connected with the driving screw rod, two movable seats are arranged in the lifting beam in a bilateral symmetry mode, two limiting sliding sleeves and a driving screw sleeve are arranged on the movable seats, the movable seats are slidably mounted on the two limiting slide rods through the limiting sliding sleeves, the movable seats are in threaded connection with the driving screw rod through the driving screw sleeve, two hydraulic telescopic rods are fixedly mounted at the bottoms of the movable seats, two rotary seats are fixedly mounted at the tops of the fixed seats, and one ends of the hydraulic telescopic rods, far away from the movable seats, are rotatably mounted with the rotary seats. The lifting appliance is used for lifting high and low, so that the lifting difference of the high and low is convenient to adjust, and the lifting appliance can be used for T beams with different lengths.

Description

High-low span lifting appliance

Technical Field

The utility model belongs to the technical field of hoisting, and particularly relates to a high-low span hoisting tool.

Background

Hoisting refers to the general term that a crane or a hoisting mechanism is used for installing and positioning equipment, and various hoisting machines are used for hoisting equipment, workpieces, appliances, materials and the like in the process of overhauling or maintaining so as to change the position of the equipment. The high-low crane is one of the hoisting technologies, namely, the T beam is obliquely hoisted to the upper part of the bent cap by a crane or a bridge girder erection machine below two pier bodies and then falls down, one end of the T beam is higher than the other end in hoisting, and after one end of the T beam is connected with the bent cap, the other end of the T beam is lifted up to finish the lowering of the T beam. In reality, the lifting appliance special for high and low lifting is not used, and two lifting rope lifting hooks are adopted for high and low lifting, so that the high and low lifting difference cannot be accurately controlled in the lifting process, and the lifting appliance cannot be used for T Liang Jin with different lengths, so that the lifting efficiency is influenced.

Disclosure of Invention

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

the utility model relates to a high-low span lifting appliance, which comprises a lifting beam, a lifting seat, a movable seat and a fixed seat, and is characterized in that: the lifting beam is characterized in that a driving screw rod and two limiting slide rods are rotatably arranged between the left side wall and the right side wall of the lifting beam, a driving motor is fixedly arranged at one side end of the lifting beam, the output end of the driving motor is fixedly connected with the driving screw rod, a lifting seat is positioned right above the lifting beam, two limiting slide sleeves and a driving screw sleeve are arranged on the moving seat in a bilateral symmetry mode and are arranged in the lifting beam, the moving seat is slidably arranged on the two limiting slide rods through the limiting slide sleeves, the moving seat is in threaded connection with the driving screw rod through the driving screw sleeve, two hydraulic telescopic rods are fixedly arranged at the bottom of the moving seat, two rotating seats are fixedly arranged at the top of the fixing seat, and one end of the hydraulic telescopic rod, far away from the moving seat, is rotatably arranged with the rotating seat.

As a preferable technical scheme of the utility model, the hoisting beam is of an n type.

As a preferable technical scheme of the utility model, the driving screw rod and the two limit sliding rods are arranged in a triangle.

As an optimal technical scheme of the utility model, the top of the hanging seat is fixedly welded with a hanging ring, and hanging ropes are fixedly connected between the side surface of the hanging seat and four corners of the bottom of the hanging beam.

As a preferable technical scheme of the utility model, the driving screw sleeves on the two movable seats are identical in screw direction and reverse screw pitch.

As a preferable technical scheme of the utility model, a plurality of adjusting grooves are formed at two side ends of the fixing seat, and fastening ropes are inserted into the adjusting grooves.

The beneficial effects achieved by the utility model are as follows: the driving motor drives the driving screw rod to rotate, the driving screw rod rotates to drive the two movable seats to slide on the limiting slide rod and can be used for T Liang Jin with different lengths, the hydraulic telescopic rod is controlled to stretch out and draw back through external control equipment in the hoisting process, the traditional lifting rope is replaced for adjusting the height difference, and the purpose of accurately adjusting the height difference is achieved.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a schematic view of the construction of a high and low span hanger of the present utility model;

FIG. 2 is a schematic view of the construction of a high and low span hanger according to the present utility model;

FIG. 3 is a schematic view of the structure of a high and low span hanger of the present utility model;

fig. 4 is a schematic structural view of a high-low span hanger according to the present utility model.

In the figure: 1. hoisting the cross beam; 101. driving a screw rod; 102. a limit slide bar; 103. a driving motor; 2. a hanging seat; 201. a hanging ring; 202. a hanging rope; 3. a movable seat; 301. a limit sliding sleeve; 302. driving the screw sleeve; 303. a hydraulic telescopic rod; 4. a fixing seat; 401. a rotating seat; 402. an adjustment tank; 403. and (5) fastening the rope.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples: as shown in fig. 1-4, a high-low span lifting appliance comprises a lifting beam 1, a lifting seat 2, a movable seat 3 and a fixed seat 4, and is characterized in that: a driving screw rod 101 is rotatably arranged between the left side wall and the right side wall in the lifting beam 1, two limit sliding rods 102 are fixedly arranged on one side end of the lifting beam 1, a driving motor 103 is fixedly arranged at the output end of the driving motor 103 and is fixedly connected with the driving screw rod 101, a lifting seat 2 is positioned right above the lifting beam 1, two movable seats 3 are symmetrically arranged in the lifting beam 1, two limit sliding sleeves 301 and a driving screw sleeve 302 are arranged on the movable seats 3, the movable seats 3 are slidably arranged on the two limit sliding rods 102 through the limit sliding sleeves 301, the movable seats 3 are in threaded connection with the driving screw rod 101 through the driving screw sleeve 302, two hydraulic telescopic rods 303 are fixedly arranged at the bottom of the movable seats 3, two rotating seats 401 are fixedly arranged at the top of a fixed seat 4, one end of each hydraulic telescopic rod 303 is far away from the movable seat 3 and is rotatably arranged with the corresponding rotating seat 401, when the driving screw rod 101 is used, the driving motor 103 drives the driving screw rod 101 to rotate, the two movable seats 3 are driven to slide on the limit sliding rods 102, the movable seats can be used for T Liang Jin with different lengths, the hydraulic telescopic rods 303 are controlled by external control equipment in the lifting process, the traditional lifting rope 202 is replaced, and the height difference is accurately adjusted;

the hoisting beam 1 is n-shaped; the driving screw rod 101 and the two limit sliding rods 102 are arranged in a triangle, so that the bearing capacity of the hoisting beam 1 is improved when the hoisting beam is used; the top of the hanging seat 2 is fixedly welded with a hanging ring 201, hanging ropes 202 are fixedly connected between the side surface of the hanging seat 2 and four corners of the bottom of the hanging beam 1, and when the hanging seat is used, four-point hanging is adopted to prevent shaking, so that the stability of hanging can be improved; the driving screw sleeves 302 on the two movable seats 3 are screwed to the same reverse screw pitch, so that the two movable seats 3 can be mutually close to or far away from each other at the same speed when in use; a plurality of adjusting grooves 402 are formed in two side ends of the fixing base 4, fastening ropes 403 are inserted into the adjusting grooves 402, and when the T-beam fixing base is used, the T-beam fixing base is placed in the fixing base 4 and placed on the fastening ropes 403, and two ends of the fastening ropes 403 are fastened through the adjusting grooves 402, so that the purpose of fixing the T-beams with different sizes is achieved.

Specifically, when the utility model is used, the T beams are placed in the two fixed seats 4 and are placed on the fastening ropes 403, the two ends of the fastening ropes 403 are fastened through the adjusting grooves 402, so that the purpose of fixing the T beams with different sizes is achieved, the driving motor 103 drives the driving screw 101 to rotate, the driving screw 101 drives the two movable seats 3 to slide on the limiting slide bars 102, the T beams with different lengths can be used, after the fixing is finished, the T beams are connected with external hoisting equipment through the hanging rings 201 on the hanging seat 2 for hoisting, in the hoisting process, the hydraulic telescopic rods 303 are controlled to stretch out and draw back through the external control equipment, the traditional hanging ropes 202 are replaced for adjusting the height difference, and the purpose of accurately adjusting the height difference is achieved.

In the description of the present utility model, it should be understood that the terms "coaxial," "bottom," "one end," "top," "middle," "another end," "upper," "one side," "top," "inner," "front," "center," "two ends," etc. indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "configured," "connected," "secured," "screwed," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other, unless explicitly defined otherwise, the meaning of the terms described above in this application will be understood by those of ordinary skill in the art in view of the specific circumstances.

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

Claims (6)

1. The utility model provides a high low span hoist and mount, includes hoist and mount crossbeam (1), lifting seat (2), removes seat (3) and fixing base (4), its characterized in that: the lifting beam is characterized in that a driving screw (101) and two limiting slide bars (102) are rotatably arranged between the left side wall and the right side wall of the lifting beam (1), a driving motor (103) is fixedly arranged at one side end of the lifting beam (1), the output end of the driving motor (103) is fixedly connected with the driving screw (101), a lifting seat (2) is located right above the lifting beam (1), two limiting slide sleeves (301) and one driving screw sleeve (302) are arranged on the moving seat (3) in a bilateral symmetry mode, the moving seat (3) is slidably arranged on the two limiting slide bars (102) through the limiting slide sleeves (301), the moving seat (3) is in threaded connection with the driving screw (101) through the driving screw sleeve (302), two hydraulic telescopic rods (303) are fixedly arranged at the bottom of the moving seat (3), two rotating seats (401) are fixedly arranged at the top of the fixing seat (4), and one end of the hydraulic telescopic rods (303) is far away from the moving seat (3) and rotates with the rotating seat (401).

2. The high and low span hanger of claim 1, wherein: the hoisting cross beam (1) is of an n type.

3. The high and low span hanger of claim 1, wherein: the driving screw rod (101) and the two limit sliding rods (102) are arranged in a triangle.

4. The high and low span hanger of claim 1, wherein: hanging rings (201) are fixedly welded at the top of the hanging seat (2), and hanging ropes (202) are fixedly connected between the side surfaces of the hanging seat (2) and four corners of the bottom of the hanging beam (1).

5. The high and low span hanger of claim 1, wherein: the driving screw sleeves (302) on the two movable seats (3) are threaded to the same opposite screw pitches.

6. The high and low span hanger of claim 1, wherein: a plurality of adjusting grooves (402) are formed in two side ends of the fixing seat (4), and fastening ropes (403) are inserted into the adjusting grooves (402).