CN218860184U

CN218860184U - Hoisting device

Info

Publication number: CN218860184U
Application number: CN202222879451.XU
Authority: CN
Inventors: 赵根键; 易利君; 戴鹏飞; 马明; 张捷
Original assignee: China Energy Construction Group Co Ltd
Current assignee: China Energy Construction Group Co Ltd
Priority date: 2022-10-31
Filing date: 2022-10-31
Publication date: 2023-04-14
Anticipated expiration: 2032-10-31

Abstract

The invention relates to a hoisting device, which comprises a portal frame consisting of an upright post and a cross beam, wherein the bottom of the cross beam is also provided with a hoisting block, the cross beam is provided with a sliding seat, the sliding seat is provided with a transverse channel for the cross beam to pass through, the sliding seat at one side of the transverse channel is provided with a screw hole, one side of the cross beam is provided with a reciprocating motor, and an output shaft of the reciprocating motor is provided with a screw rod which passes through the screw hole and is in threaded connection with the screw hole; the lifting hoist is characterized in that longitudinal channels are arranged on the sliding seats on the upper side and the lower side of the transverse channel, longitudinal beams are arranged in the longitudinal channels, the tail ends of the upper and lower groups of longitudinal beams are connected through vertical rods, a cylinder connected with one of the vertical rods through a guide pillar is arranged on one side of each sliding seat, the lifting hoist is arranged at the bottom of the lower longitudinal beam, a T-shaped sliding groove is formed in the bottom end face of the lower longitudinal beam, and a T-shaped sliding block located in the T-shaped sliding groove is arranged at the top end of the lifting hoist. The invention has simple structure and convenient use.

Description

Hoisting device

Technical Field

The invention relates to the technical field of hoisting equipment, in particular to a hoisting device.

Background

The general hoist block of traditional small-size planer-type crane boom directly hangs at the crossbeam lower extreme, when the topography blocks, has the arch to pass through if, can only lift the goods off earlier at the front end, moves with the manual work afterwards, and is more inconvenient, consequently, this problem that exists among the prior art is solved to a technique that needs an improvement urgently.

A small gantry crane, such as that of CN214399563U, is effective in solving the above-mentioned problems, but has the following drawbacks in the specific operation, such as: the removal of slide on the crossbeam is through manual drive, also is difficult to fix its position after shifting when wasting time and energy, and the length of crossbeam both sides guide block is fixed simultaneously, leads to its coverage effective, and then leads to the displacement range of the hoist crane that is driven by the thread slipping to be restricted to influence its application scope.

Disclosure of Invention

The invention aims to provide a hoisting device.

The technical problem of the invention is mainly solved by the following technical scheme:

the utility model provides a hoisting device, includes the portal frame that comprises stand and crossbeam, and wherein the stand bottom is provided with the base, and the base bottom is provided with the roller train, the crossbeam bottom still is provided with hoist block:

the beam is provided with a sliding seat, wherein the sliding seat is provided with a transverse channel for the beam to pass through, the sliding seat at one side of the transverse channel is provided with a screw hole, one side of the beam is provided with a reciprocating motor, and an output shaft of the reciprocating motor is provided with a screw rod which passes through the screw hole and is in threaded connection with the screw hole;

the lifting hoist is characterized in that longitudinal channels are arranged on the sliding seats on the upper side and the lower side of the transverse channel, longitudinal beams are arranged in the longitudinal channels, the tail ends of the upper and lower groups of longitudinal beams are connected through vertical rods, a cylinder connected with one of the vertical rods through a guide pillar is arranged on one side of each sliding seat, the lifting hoist is arranged at the bottom of the lower longitudinal beam, a T-shaped sliding groove is formed in the bottom end face of the lower longitudinal beam, and a T-shaped sliding block located in the T-shaped sliding groove is arranged at the top end of the lifting hoist.

Preferably, the hoisting hoists are arranged in two groups, wherein the two groups of hoisting hoists are respectively arranged at the bottom ends of the lower longitudinal beams on the two sides of the sliding seat.

Preferably, the front end and the rear end of the lower longitudinal beam are respectively provided with a baffle plate for sealing the corresponding opening of the T-shaped sliding groove, and the baffle plates are fixed on the corresponding end surfaces of the lower longitudinal beam through bolts.

Preferably, the upper side wall and the lower side wall in the longitudinal channel are both provided with holding grooves with sections of major arc arches, wherein the holding grooves are internally provided with steel balls with one ends extending into the longitudinal channel, the longitudinal beam is clamped and fixed in the corresponding longitudinal channel by a plurality of groups of steel balls from top to bottom, and the steel balls at the bottom in the holding grooves are positioned on the bottom end surfaces of the longitudinal beams corresponding to the two sides of the bottom opening end of the T-shaped chute.

Preferably, rectangular sliding grooves are formed in the upper end face and the lower end face of the cross beam along the length direction of the cross beam, and rectangular sliding blocks located in the rectangular sliding grooves are arranged on the upper side wall and the lower side wall of the transverse channel.

Preferably, the vertical rods and the longitudinal beam are integrally arranged, and rubber protective layers are arranged on the outer walls of the vertical rods.

Preferably, one end of the cross beam is provided with a mounting plate for fixing the tail end of the screw rod, wherein the mounting plate is provided with a rolling bearing sleeved on the tail end of the screw rod.

The invention has the beneficial effects that: the invention can realize that the reciprocating motor drives the sliding seat to move on the cross beam through the lead screw in places where the limiting portal frame cannot pass through the terrain, further drives the longitudinal beam and the hoisting block to move so as to improve the coverage range of the hoisting block, and simultaneously drives the vertical rod through the cylinder so as to drive the longitudinal beam to move back and forth in the longitudinal channel, thereby changing the suspended length of the longitudinal beam at the front side and the rear side of the cross beam, indirectly improving the coverage range of the hoisting block, further extending the goods to the far end of the barrier, realizing the placement of the goods, greatly improving the flexibility, and simultaneously improving the working efficiency due to the fact that the components such as the sliding seat, the longitudinal beam and the like are mechanically driven by the reciprocating motor and the cylinder, thereby reducing the labor intensity and simultaneously improving the working efficiency.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1;

FIG. 3 is a side view in cross-section of FIG. 1;

fig. 4 is a partially enlarged view of fig. 3.

In the figure: 1. the device comprises a column, 2, a beam, 3, a base, 4, a roller group, 5, a hoisting block, 6, a sliding seat, 7, a transverse channel, 8, a screw hole, 9, a reciprocating motor, 10, a screw rod, 11, a longitudinal channel, 12, a longitudinal beam, 13, a vertical rod, 14, a cylinder, 15, a T-shaped sliding groove, 16, a T-shaped sliding block, 17, a baffle, 18, a steel ball, 19, a rectangular sliding groove, 20, a rectangular sliding block, 21 and a mounting plate.

Detailed Description

The technical scheme of the invention is further specifically described by the following embodiments and the accompanying drawings.

The utility model provides a hoisting device, includes the portal frame that comprises stand 1 and crossbeam 2, and wherein 1 bottom of stand is provided with base 3, and is provided with roller train 4 bottom the base 3, 2 bottoms of crossbeam still are provided with hoist block 5:

a sliding seat 6 is arranged on the cross beam 2, wherein a transverse channel 7 for the cross beam 2 to pass through is arranged on the sliding seat 6, rectangular sliding grooves 19 are arranged on the upper end face and the lower end face of the cross beam 2 along the length direction of the cross beam, rectangular sliding blocks 20 positioned in the rectangular sliding grooves 19 are arranged on the upper side wall and the lower side wall of the transverse channel 7, a screw hole 8 is arranged on the sliding seat 6 on one side of the transverse channel 7, a reciprocating motor 9 is arranged on one side of the cross beam 2, a screw rod 10 which passes through the screw hole 8 and is in threaded connection with the screw rod 8 is arranged on an output shaft of the reciprocating motor 9, an installation plate 21 for fixing the tail end of the screw rod 10 is arranged at one end of the cross beam 2, and a rolling bearing which is sleeved on the tail end of the screw rod 10 is arranged on the installation plate 21;

the lifting hoist is characterized in that longitudinal channels 11 are arranged on the sliding seats 6 on the upper side and the lower side of the transverse channel 7, longitudinal beams 12 are arranged in the longitudinal channels 11, the tail ends of the upper longitudinal beam 12 and the lower longitudinal beam 12 are connected through vertical rods 13, a cylinder 14 connected with one vertical rod 13 through a guide pillar is arranged on one side of each sliding seat 6, the lifting hoist 5 is arranged at the bottom of the lower longitudinal beam 12, a T-shaped sliding groove 15 is formed in the bottom end face of the lower longitudinal beam 12, and a T-shaped sliding block 16 located in the T-shaped sliding groove 15 is arranged at the top end of the lifting hoist 5.

Preferably, the hoisting hoists 5 are arranged in two groups, wherein the two groups of hoisting hoists 5 are respectively arranged at the bottom ends of the lower longitudinal beams 12 at two sides of the sliding seat 6.

In this embodiment, the front end and the rear end of the lower longitudinal beam 12 are provided with a baffle 17 for sealing the corresponding opening of the T-shaped sliding groove 15, wherein the baffle 17 is fixed on the corresponding end surface of the lower longitudinal beam 12 through a bolt, and the T-shaped sliding block 16 is prevented from sliding out of the T-shaped sliding groove 15 through the baffle 17.

In this embodiment, the upper and lower side walls in the longitudinal channel 11 are provided with holding grooves having sections of major arc arches, wherein the holding grooves are provided with steel balls 18 having one ends extending into the longitudinal channel 11, and the upper and lower groups of steel balls 18 hold and fix the longitudinal beam 12 in the corresponding longitudinal channel 11, and the steel balls 18 at the bottom in the holding grooves are located on the bottom end surfaces of the longitudinal beams 12 corresponding to the two sides of the bottom opening end of the T-shaped chute 15.

The vertical rods 13 and the longitudinal beams 12 are integrally arranged, wherein rubber protective layers are arranged on the outer walls of the vertical rods 13.

The using method of the invention comprises the following steps: the screw rod 10 is driven to rotate in the screw hole 8 through the reciprocating motor 9, the sliding seat 6 is further driven to reciprocate left and right on the cross beam 2 through the transverse channel 7, the longitudinal beam 12 and the hoisting block 5 are indirectly driven to reciprocate left and right through the sliding seat 6, meanwhile, the hoisting block 5 is used for driving the T-shaped sliding block 16 to move back and forth in the T-shaped sliding groove 15 so as to change the position of the T-shaped sliding block, in order to enlarge the coverage area of the hoisting block 5, the vertical rod 13 can be driven through the air cylinder 14 to drive the longitudinal beam 12 to move back and forth in the longitudinal channel 11, the suspended length of the longitudinal beam 12 on the front side and the rear side of the cross beam 2 is changed, and the coverage area of the hoisting block 5 is indirectly improved.

The invention can realize that the reciprocating motor 9 drives the sliding seat 6 to move on the cross beam 2 through the lead screw 10 at the place where the portal frame can not pass through the terrain limitation, further drives the longitudinal beam 12 and the hoisting block 5 to move so as to improve the coverage range of the hoisting block, and simultaneously the air cylinder 14 drives the vertical rod 13 to drive the longitudinal beam 12 to move back and forth in the longitudinal channel 11, thereby changing the suspended length of the longitudinal beam 12 at the front side and the rear side of the cross beam 2, and indirectly improving the coverage range of the hoisting block 5, further extending the goods to the far end of the blockage, realizing the placement of the goods, greatly improving the flexibility, and simultaneously, because the components such as the sliding seat 6, the longitudinal beam 12 and the like are mechanically driven by the reciprocating motor 9 and the air cylinder 14, the labor intensity is reduced and the working efficiency is improved.

The present invention has been described in detail, but the above description is only a preferred embodiment of the present invention, and is not to be construed as limiting the scope of the present invention. All equivalent changes and modifications made within the scope of the present invention shall fall within the scope of the present invention.

Claims

1. The utility model provides a hoisting apparatus, includes the portal frame that comprises stand and crossbeam, and wherein the stand bottom is provided with the base, and the base bottom is provided with the roller train, the crossbeam bottom still is provided with hoist block, its characterized in that:

the lifting hoist is characterized in that longitudinal channels are arranged on sliding seats on the upper side and the lower side of the transverse channel, longitudinal beams are arranged in the longitudinal channels, the tail ends of the upper longitudinal beams and the lower longitudinal beams are connected through vertical rods, a cylinder connected with one of the vertical rods through a guide pillar is arranged on one side of each sliding seat, the lifting hoist is arranged at the bottom of the lower longitudinal beam, a T-shaped sliding groove is formed in the bottom end face of the lower longitudinal beam, and a T-shaped sliding block located in the T-shaped sliding groove is arranged at the top end of the lifting hoist.

2. A lifting device as claimed in claim 1, characterized in that: the hoisting hoists are arranged in two groups, wherein the two groups of hoisting hoists are respectively arranged at the bottom ends of the lower longitudinal beams at the two sides of the sliding seat.

3. A lifting device as claimed in claim 1, characterized in that: the front end and the rear end of the lower longitudinal beam are provided with a baffle plate for sealing the corresponding opening of the T-shaped sliding groove, and the baffle plate is fixed on the corresponding end surface of the lower longitudinal beam through a bolt.

4. A lifting device as claimed in claim 1, characterized in that: the steel balls at the bottom in the accommodating tank are positioned on the longitudinal beam bottom end surfaces at two sides of the bottom opening end of the corresponding T-shaped chute.

5. A lifting device as claimed in claim 1, characterized in that: rectangular sliding grooves are formed in the upper end face and the lower end face of the cross beam along the length direction of the cross beam, and rectangular sliding blocks located in the rectangular sliding grooves are arranged on the upper side wall and the lower side wall of the transverse channel.

6. A lifting device as claimed in claim 1, characterized in that: the vertical rods and the longitudinal beam are integrally arranged, and rubber protective layers are arranged on the outer walls of the vertical rods.

7. A lifting device as claimed in claim 1, characterized in that: one end of the beam is provided with a mounting plate for fixing the tail end of the screw rod, wherein the mounting plate is provided with a rolling bearing sleeved on the tail end of the screw rod.