CN210764024U

CN210764024U - Hoisting device

Info

Publication number: CN210764024U
Application number: CN201921626521.2U
Authority: CN
Inventors: 韩焕毅; 宋毅
Original assignee: Chengdu Metro Operation Co ltd
Current assignee: Chengdu Metro Operation Co ltd
Priority date: 2019-09-27
Filing date: 2019-09-27
Publication date: 2020-06-16
Anticipated expiration: 2029-09-27

Abstract

The utility model discloses a hoisting device belongs to hoist and mount mechanical equipment field, hoisting device, including support frame seat, support column, cantilever crane, lead screw, hoisting point slider, lifting rope winding and unwinding devices, the lower extreme of support column is installed on support frame seat, and the one end of cantilever crane is connected with the upper end of support column, and the other end of cantilever crane is the cantilever end, the lead screw can be installed on the cantilever crane with rotating, is provided with the rotation hand wheel in the one end of lead screw, the lifting point slider can be installed on the cantilever crane along the cantilever crane with reciprocating sliding to hoisting point slider and lead screw-thread fit, lifting rope winding and unwinding devices fixed mounting is close to the one end of support column on the cantilever crane, the one end and the lifting rope winding and unwinding devices of lifting rope are connected, and the other end of lifting rope is walked around and is set up as the lifting rope link behind the wiring. The utility model has the advantages of simple structure and convenient operation.

Description

Hoisting device

Technical Field

The utility model relates to a hoisting device.

Background

Need use corresponding hoist device to hoist when equipment such as brush roll motor, speed reducer are overhauld in subway trade car washer maintenance platform hoist and mount, otherwise the hoist and mount of equipment such as brush roll motor, speed reducer, overhaul very inconvenient. However, there is no hoisting device suitable for the hoisting operation.

SUMMERY OF THE UTILITY MODEL

The utility model provides a technical problem provide a hoist device that the structure is simple and easy.

The utility model provides a technical scheme that its technical problem adopted is: the hoisting device comprises a bracket base, a support pillar, a cantilever bracket, a screw rod, a hoisting point slide block, a hoisting rope and a hoisting rope winding and unwinding device, the lower end of the support column is arranged on the support seat, one end of the cantilever bracket is connected with the upper end of the support column, the other end of the cantilever bracket is a cantilever end, the screw rod can be rotatably arranged on the cantilever bracket, a rotating hand wheel is arranged at one end of the screw rod, the hoisting point slide block can be arranged on the cantilever bracket in a reciprocating sliding manner along the cantilever bracket, the hoisting point slide block is in threaded fit with the screw rod, the hoisting point slide block can be driven to move along the cantilever bracket through the rotation of the screw rod, the lifting rope retracting device is fixedly arranged at one end of the cantilever frame close to the supporting column, one end of the lifting rope is connected with the lifting rope retracting device, and the lifting rope can be retracted through the lifting rope retracting device, and the other end of the lifting rope is used as a lifting rope connecting end after bypassing the rope winding mechanism arranged on the lifting point sliding block.

Further, the method comprises the following steps: two ends of the cantilever frame are respectively provided with a baffle, two ends of the screw rod are respectively arranged on the two baffles, and the screw rod is provided with a rotating hand wheel after penetrating through the baffle close to one end of the support column.

Further, the method comprises the following steps: the lifting rope is a steel wire rope.

Further, the method comprises the following steps: the lifting rope winding and unwinding device is a hand winch.

Further, the method comprises the following steps: the rope winding mechanism is a fixed pulley.

Further, the method comprises the following steps: the lifting rope winding and unwinding device is located at the bottom of the cantilever frame, and the rope winding mechanism is located below the cantilever frame.

Further, the method comprises the following steps: a lifting hook is arranged at the connecting end of the lifting rope.

The utility model has the advantages that: the utility model discloses a form corresponding cantilever structure after the cantilever boom is overhanging, rotate the rotation hand wheel through the manual rotation and can drive the hoisting point slider along cantilever boom reciprocating motion with the rotation that drives the lead screw, and then adjust the hoisting point position of lifting rope, and through manual drive lifting rope winding and unwinding devices, can realize receiving and releasing of lifting rope, and then realize hoisting and shifting to the equipment of required hoist and mount. The utility model has the advantages of simple structure, convenient operation, can be applicable to subway trade car washer moreover and overhaul equipment such as brush roll motor, speed reducer of platform hoist and mount, solve the hoist and mount of equipment such as brush roll motor, speed reducer effectively, overhaul inconvenient problem.

Drawings

Fig. 1 is a front view of the hoisting device of the present invention;

FIG. 2 is a top view of FIG. 1;

labeled as: the lifting device comprises a support base 1, a support column 2, a cantilever frame 3, a screw rod 4, a lifting point slide block 5, a lifting rope 6, a lifting rope winding and unwinding device 7, a rotating hand wheel 8, a rope winding mechanism 9, a baffle plate 10, a cantilever end 11 and a lifting hook 12.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the following detailed description.

As shown in fig. 1 and 2, the hoisting device of the present invention comprises a support base 1, a support column 2, a cantilever frame 3, a screw rod 4, a hoisting point slider 5, a hoisting rope 6, and a hoisting rope retracting device 7, wherein the lower end of the support column 2 is mounted on the support base 1, one end of the cantilever frame 3 is connected with the upper end of the support column 2, the other end of the cantilever frame 3 is a cantilever end 11, the screw rod 4 is rotatably mounted on the cantilever frame 3, one end of the screw rod 4 is provided with a rotating hand wheel 8, the hoisting point slider 5 is slidably mounted on the cantilever frame 3 in a reciprocating manner along the cantilever frame 3, the hoisting point slider 5 is in threaded fit with the screw rod 4, the hoisting point slider 5 can be driven to move along the cantilever frame 3 by the rotation of the screw rod 4, the hoisting rope retracting device 7 is fixedly mounted on one end of the cantilever frame 3 close to the support column 2, one end of the hoisting rope 6 is connected with the, the lifting rope 6 can be stored by the lifting rope storage device 7, and the other end of the lifting rope 6 is used as a lifting rope connecting end after bypassing the rope winding mechanism 9 arranged on the lifting point slide block 5.

The support frame base 1 is a structure for supporting the whole hoisting device, and the support frame base 1 can be made of steel plate, and the support frame base 1 is a rectangular plate-shaped structure as shown in the attached drawings. When necessary, the bracket base 1 can be fixedly installed in a fixed installation mode so as to ensure the stability of the whole hoisting device during hoisting operation. For example, corresponding bolt connection holes can be reserved on the bracket base 1 and fixedly mounted in a bolt connection mode.

The support column 2 is used for connecting the support base 1 and the cantilever frame 3 to play a role in supporting; the steel pipe fitting can be particularly used for manufacturing.

The cantilever frame 3 forms a cantilever structure after being installed, and the cantilever structure is used as a lifting rope connecting end allowing the lifting rope 6 to be adjusted along the length direction of the cantilever frame 3 during lifting; specifically, a hand wheel 8 is rotated manually to drive a screw rod 4 to rotate, and further drive a lifting point slide block 2 to move along the length direction of a cantilever frame 3, so that the position of a lifting point of a lifting rope 6 is controlled; and the reciprocating motion of the hoisting point slide block 2 on the cantilever frame 3 can be realized by rotating the hand wheel 8 in different directions. The cantilever frame 3 can be constructed by rectangular steel pipes or section steel.

The lifting rope winding and unwinding device 7 can realize winding and unwinding operation of the lifting rope so as to realize hoisting and lowering of the hoisted equipment. Without loss of generality, the lifting rope winding and unwinding device 7 should have a lifting function and should have a sufficient rated lifting load to meet the load requirement of the lifted equipment. Specifically, the lifting rope winding and unwinding device 7 can adopt a hand winch or a hand winch; for example, a hand winch of "BQC" series type, such as "BQC 800" type, manufactured by Zhejiang Shuangyou Logistics instruments Co., Ltd, can be used in the present patent.

The lifting rope 6 is then the rope that is used for lifting by crane equipment, the utility model discloses in preferred lifting rope 6 is wire rope. In addition, the lifting rope 6 needs to go around the rope winding mechanism 9 on the lifting point sliding block 5 and then the lifting rope connecting end of the lifting rope 6 is connected with the lifted equipment, so that the position of the lifting point of the lifting rope 6 can be adjusted through the movement of the lifting point sliding block 5, and further the position transfer of the lifted equipment is realized. More specifically, the rope winding mechanism 9 may be provided as a fixed pulley, and the fixed pulley is mounted on the hoisting point slider 5, so that the frictional resistance between the hoisting rope 6 and the rope winding mechanism 9 when being wound and unwound can be reduced.

In addition, in order to facilitate the arrangement of the lifting rope 6, referring to the attached drawing 1, the lifting rope winding and unwinding device 7 is preferably arranged at the bottom of the cantilever frame 3 and is installed by adopting a fixed installation structure, such as screw connection or direct welding connection; the rope winding mechanism 9 is positioned below the cantilever frame 3 and can be arranged on the hoisting point slide block 5 through a corresponding mounting seat; if the rope winding mechanism 9 is a fixed pulley, the two ends of the fixed pulley are rotatably mounted on the hoisting point sliding block 5.

More specifically, the utility model discloses well lead screw 4's mounting structure can adopt following mode to install: referring to fig. 2, two ends of the cantilever frame 3 are respectively provided with a baffle 10, two ends of the screw rod 4 are respectively arranged on the two baffles 10, and the screw rod 4 is provided with a rotating hand wheel 8 after passing through the baffle 10 close to one end of the support column 2. Wherein, the screw rod 4 is in a rotatable matching structure with the baffle 10 at the corresponding end.

Claims

1. Hoisting device, its characterized in that: comprises a bracket base (1), a support pillar (2), a cantilever frame (3), a screw rod (4), a hoisting point slider (5), a hoisting rope (6) and a hoisting rope retracting device (7), wherein the lower end of the support pillar (2) is arranged on the bracket base (1), one end of the cantilever frame (3) is connected with the upper end of the support pillar (2), the other end of the cantilever frame (3) is a cantilever end (11), the screw rod (4) can be rotatably arranged on the cantilever frame (3), one end of the screw rod (4) is provided with a rotating hand wheel (8), the hoisting point slider (5) can be arranged on the cantilever frame (3) in a reciprocating sliding manner along the cantilever frame (3), the hoisting point slider (5) is in threaded fit with the screw rod (4), the hoisting point slider (5) can be driven to move along the cantilever frame (3) through the rotation of the screw rod (4), the hoisting rope retracting device (7) is fixedly arranged at one end, close to the support pillar (2), on the cantilever frame (3), one end of the lifting rope (6) is connected with the lifting rope winding and unwinding device (7), the lifting rope (6) can be wound and unwound through the lifting rope winding and unwinding device (7), and the other end of the lifting rope (6) is used as a lifting rope connecting end after bypassing a rope winding mechanism (9) arranged on the lifting point sliding block (5).

2. The hoisting device of claim 1, wherein: two ends of the cantilever frame (3) are respectively provided with a baffle (10), two ends of the screw rod (4) are respectively arranged on the two baffles (10), and the screw rod (4) is provided with a rotating hand wheel (8) after penetrating through the baffle (10) close to one end of the support column (2).

3. The hoisting device of claim 1, wherein: the lifting rope (6) is a steel wire rope.

4. The hoisting device of claim 1, wherein: the lifting rope winding and unwinding device (7) is a hand winch.

5. The hoisting device of claim 1, wherein: the rope winding mechanism (9) is a fixed pulley.

6. The hoisting device of claim 1, wherein: the lifting rope winding and unwinding device (7) is located at the bottom of the cantilever frame (3), and the rope winding mechanism (9) is located below the cantilever frame (3).

7. The hoisting device according to any one of claims 1 to 6, characterized in that: a lifting hook (12) is arranged at the connecting end of the lifting rope.