CN212222194U

CN212222194U - Crane fixing support

Info

Publication number: CN212222194U
Application number: CN202021018466.1U
Authority: CN
Inventors: 夏金阳
Original assignee: Tianjin Lintong Hoisting Equipment Co ltd
Current assignee: Tianjin Lintong Hoisting Equipment Co ltd
Priority date: 2020-06-05
Filing date: 2020-06-05
Publication date: 2020-12-25
Anticipated expiration: 2030-06-05

Abstract

The utility model discloses a hoist fixed bolster relates to for the hoist technical field, to the inconvenient problem of hoist fixed bolster altitude mixture control, now proposes following scheme, which comprises a housin, there is the motor through bolted connection on the bottom inner wall of casing, the worm is installed to the output of motor, the both sides of worm are equipped with the worm wheel, and mesh the transmission between worm and the worm wheel, there is the pivot through bolted connection on the worm wheel, the transmission dish, two are all installed to the front and the back one end of pivot one side that the worm wheel was kept away from each other is equipped with the gear, two the top of gear all is equipped with the rack. The utility model discloses a combination of various structures makes this device can make hoisting equipment carry out the height of quick simple and convenient adjustment both sides fixed bolster according to the goods transportation demand to make this device can adapt to various operational environment's demand, avoid improving work efficiency to the rebuilding of fixed bolster, practice thrift the cost, improve the application scope of this equipment.

Description

Crane fixing support

Technical Field

The utility model relates to a technical field for the hoist especially relates to a hoist fixed bolster.

Background

The crane refers to a multi-action hoisting machine for vertically lifting and horizontally carrying heavy objects within a certain range, along with the development of the society, the crane has various types according to different requirements, and the bridge crane is an essential crane for transporting and adjusting goods.

The height that current bridge crane transferred to the goods is subject to the height of both sides fixed bolster when equipment fixing to when equipment adjusted according to the goods jack-up demand, need rebuild both sides fixed bolster, thereby not only expend plenty of time, the wasting of resources, and the cost is higher.

SUMMERY OF THE UTILITY MODEL

The utility model provides a pair of hoist fixed bolster has solved the inconvenient problem of hoist fixed bolster altitude mixture control.

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

the utility model provides a crane fixed bolster, includes the casing, there is the motor through bolted connection on the bottom inner wall of casing, the worm is installed to the output of motor, the both sides of worm are equipped with the worm wheel, and mesh transmission between worm and the worm wheel, there is the pivot through bolted connection on the worm wheel, the driving disc is all installed to the front of pivot and back one end, two one side that the worm wheel was kept away from each other is equipped with the gear, two the top of gear all is equipped with the rack, and meshes the transmission between gear and the rack.

Preferably, the top welding of casing has two telescopic links, the top welding of telescopic link has the diaphragm, the bottom of diaphragm articulates there are four vaulting poles.

Preferably, the both sides of motor all are equipped with four fixed blocks that are located on the inner wall of casing bottom, every the bearing is all installed at the top of fixed block, pass through bolted connection between bearing and the pivot.

Preferably, the both sides of motor all are equipped with two supports that are located on the bottom of the shell inner wall, every the top of support all rotates and is connected with the transmission shaft, there are the gear, two through bolted connection on the transmission shaft the transmission dish is also installed to the one end of keeping away from each other of transmission shaft, two of worm both sides be connected with the transfer line between the transmission dish, through ball-hinged between transfer line and the transmission dish.

Preferably, four sliding grooves are formed in the wall of the top portion of the shell, sliding blocks are connected to the sliding grooves in a sliding mode, each sliding block is hinged to a supporting rod at the top, and the bottoms of the sliding blocks are welded to the racks.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses an installation casing, motor, worm wheel, pivot, driving disc, gear, rack, transfer line, vaulting pole, diaphragm and telescopic link's combination makes this device can make hoisting equipment carry out the height of quick simple and convenient adjustment both sides vaulting pole according to the goods transportation demand to the realization is to the height adjustment of hoist fixed bolster, thereby makes this device can adapt to various operational environment's demand, avoids rebuilding the fixed bolster, improves work efficiency, practices thrift the cost.

To sum up, the utility model discloses a combination of various structures makes this device can make hoisting equipment carry out the height of quick simple and convenient adjustment both sides fixed bolster according to the goods transportation demand to make this device can adapt to various operational environment's demand, avoid improving work efficiency to the rebuilding of fixed bolster, practice thrift the cost, improve the application scope of this equipment.

Drawings

Fig. 1 is a schematic side sectional view of a crane fixing bracket according to the present invention;

fig. 2 is the utility model provides a front sectional structure schematic diagram of hoist fixed bolster.

In the figure: the device comprises a shell 1, a motor 2, a worm 3, a worm wheel 4, a rotating shaft 5, a transmission disc 6, a gear 7, a rack 8, a transmission rod 9, a support rod 10, a transverse plate 11 and a telescopic rod 12.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-2, a crane fixing support comprises a shell 1, a motor 2 is connected to the inner wall of the bottom of the shell 1 through bolts, a worm 3 is installed at the output end of the motor 2, worm wheels 4 are arranged on two sides of the worm 3, the worm 3 and the worm wheels 4 are in meshing transmission, a rotating shaft 5 is connected to the worm wheels 4 through bolts, a transmission disc 6 is installed on the front face and one end of the back face of the rotating shaft 5, gears 7 are arranged on one sides, far away from each other, of the two worm wheels 4, racks 8 are arranged above the two gears 7, and the gears 7 and the racks 8 are in meshing transmission.

Two telescopic rods 12 are welded at the top of the shell 1, a transverse plate 11 is welded at the top end of each telescopic rod 12, four support rods 10 are hinged at the bottom of the transverse plate 11, four fixed blocks positioned on the inner wall of the bottom of the shell 1 are arranged at two sides of the motor 2, a bearing is arranged at the top of each fixed block, the bearing is connected with the rotating shaft 5 through a bolt, two supports positioned on the inner wall of the bottom of the shell 1 are arranged at two sides of the motor 2, a transmission shaft is rotatably connected at the top end of each support, a gear 7 is connected on the transmission shaft through a bolt, a transmission disc 6 is also arranged at one end of the two transmission shafts far away from each other, a transmission rod 9 is connected between the two transmission discs 6 at two sides of the worm 3, the transmission rod 9 is hinged with the transmission discs 6 through a ball, four sliding grooves are formed in, the bottom of the slider is welded to the rack 8.

In this embodiment, firstly, when the working height of the crane needs to be increased, the motor 2 is started to rotate forward, so as to drive the worm 3 to rotate, the worm 3 and the worm wheel 4 are in meshing transmission, so as to drive the rotating shaft 5 to rotate, the rotating shaft 5 rotates, so as to drive the transmission disc 6 to rotate, the transmission disc 6 is combined by the transmission rod 7, so as to rotate the transmission shaft, so as to rotate the gear 7, the gear 7 and the rack 8 are in meshing transmission, so as to drive the two racks 8 which are close to each other to move close to each other, so as to drive the supporting rod 10 to move through the movement of the sliding block, so as to drive the transverse plate 11 to ascend, and the telescopic rod 12 ascends along with the movement of the transverse plate 11, so as to have a part of supporting capability and have a guiding function on the movement of the transverse plate 11, otherwise, the height, the height of the cross plate 11 is lowered.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a hoist fixed bolster, includes casing (1), its characterized in that, there is motor (2) through bolted connection on the bottom inner wall of casing (1), worm (3) are installed to the output of motor (2), the both sides of worm (3) are equipped with worm wheel (4), and mesh transmission between worm (3) and worm wheel (4), there are pivot (5) through bolted connection on worm wheel (4), driving disc (6), two are all installed to the front and the back one end of pivot (5) one side that worm wheel (4) kept away from each other is equipped with gear (7), two the top of gear (7) all is equipped with rack (8), and mesh transmission between gear (7) and rack (8).

2. The crane fixing bracket as claimed in claim 1, characterized in that two telescopic rods (12) are welded on the top of the shell (1), a transverse plate (11) is welded on the top of the telescopic rods (12), and four support rods (10) are hinged on the bottom of the transverse plate (11).

3. The crane fixing bracket as claimed in claim 1, wherein four fixing blocks located on the inner wall of the bottom of the housing (1) are arranged on two sides of the motor (2), a bearing is mounted on the top of each fixing block, and the bearing is connected with the rotating shaft (5) through a bolt.

4. The crane fixing bracket as claimed in claim 1, wherein two brackets located on the inner wall of the bottom of the casing (1) are arranged on both sides of the motor (2), a transmission shaft is rotatably connected to the top end of each bracket, a gear (7) is connected to the transmission shaft through a bolt, a transmission disc (6) is also installed on one end of each transmission shaft, which is far away from each other, a transmission rod (9) is connected between the two transmission discs (6) on both sides of the worm (3), and the transmission rod (9) is hinged to the transmission disc (6) through a ball.

5. The crane fixing bracket as claimed in claim 1, wherein four sliding grooves are formed in the top wall of the housing (1), sliding blocks are slidably connected to the sliding grooves, a supporting rod (10) is hinged to the top of each sliding block, and the bottom of each sliding block is welded to the rack (8).