CN212076193U

CN212076193U - Low-clearance hoist

Info

Publication number: CN212076193U
Application number: CN201922323186.5U
Authority: CN
Inventors: 梁卫民; 吴晓建
Original assignee: Nanjing Yijia Hoisting Machinery Manufacturing Co ltd
Current assignee: Nanjing Yijia Hoisting Machinery Manufacturing Co ltd
Priority date: 2019-12-23
Filing date: 2019-12-23
Publication date: 2020-12-04
Anticipated expiration: 2029-12-23

Abstract

The utility model relates to a low-clearance hoist, which relates to the technical field of crane application, and comprises a beam, a travelling crane arranged on the beam and an electric hoist arranged at the bottom of the travelling crane, wherein the end part of the electric hoist is fixedly connected with a motor group, the other side of the bottom of the travelling crane is provided with a positioning seat which is arranged in parallel with the electric hoist, and the positioning seat is as high as the electric hoist, a steel chain is connected between the positioning seat and the electric hoist, one end of the steel chain is fixedly connected with the positioning seat, the other end of the steel chain is wound on a winding drum of the electric hoist, the steel chain passes through a balance wheel, a hook is arranged below the balance wheel, the bottom of the travelling crane can be ensured to be stable by installing the positioning seat and the electric hoist in parallel at the bottom of the travelling crane, the travelling crane can be ensured to be stable when moving, the positioning seat and the electric hoist, the problem of in the short factory building goods lift height not enough is solved.

Description

Low-clearance hoist

Technical Field

The utility model discloses hoist application technical field, concretely relates to low headroom calabash.

Background

The electric hoist is a special hoisting device, is arranged on a crown block and a gantry crane, has the characteristics of small volume, light dead weight, simple operation, convenient use and the like, is used in places such as industrial and mining enterprises, storage, wharfs and the like, is a low-clearance hoist, has the advantages of exquisite structural design, superior performance, novel and attractive appearance, and is suitable for industrial and mining enterprises.

But current low headroom calabash still has certain defect when using, and the reel of current low headroom calabash is installed on the left side wall or the right side wall of driving a vehicle, though can improve and promote the height, the installation is more troublesome, and destroys driving a vehicle balance easily, leads to the driving a vehicle to appear partially losing. Therefore, it is necessary to provide a low-headroom hoist for overcoming the disadvantages of the prior art.

Disclosure of Invention

In order to overcome not enough among the prior art, the utility model discloses a low headroom calabash, its installation is simple, and convenient you can effectual improvement promote the height.

In order to realize the above-mentioned purpose, the utility model discloses a low headroom calabash, including the crossbeam, install the driving on the crossbeam and install the electric hoist in the driving bottom, electric hoist tip fixed connection motor assembly, driving bottom opposite side sets up the positioning seat, the positioning seat is parallel arrangement with the electric hoist, and the positioning seat is the same with electric hoist height, be connected between positioning seat and the electric hoist and be connected the iron chain, iron chain one end fixed connection positioning seat, the iron chain other end is convoluteed on the reel of electric hoist, the iron chain passes the stabilizer wheel, the stabilizer wheel below sets up the couple.

Both ends all pass through bolt fixed connection mounting panel about the stabilizer outer lateral wall, connect the connecting seat through first connecting rod between two mounting panel bottoms, and the connecting seat rotates the coupling hook through the draw-in groove that the middle part set up.

The inside axial of stabilizer sets up the pivot, and both ends are passed through the bearing and are rotated and connect the stabilizer inside wall around the pivot, and the iron chain is walked around to the pivot bottom.

Preferably, the wire grooves used for penetrating through the iron chain are symmetrically arranged on the front side and the rear side of the outer side wall of the balance wheel, and the wire grooves are of arc-shaped structures.

Preferably, the motor set comprises a servo motor and a speed reducer, an output shaft of the servo motor is connected with an input shaft of the speed reducer, and an output shaft of the speed reducer is fixedly connected with a winding drum of the electric hoist.

Preferably, the two fixed plates which are of rectangular structures are welded at the bottom of the travelling crane along the two long edges in parallel, the two connecting plates are symmetrically welded at the tops of the positioning seat and the electric hoist, the fixed plates stretch into the space between the two connecting plates, and the fixed plates and the connecting plates are fixedly connected through fastening bolts.

Preferably, the positioning seat is of a cylindrical structure, the inside of the positioning seat is hollow, a cross rod is axially fixed in the middle of an inner cavity of the positioning seat, and a connector used for fixing the end part of the iron chain is arranged in the middle of the cross rod.

Preferably, a second connecting rod is horizontally arranged below the balance wheel, and two ends of the second connecting rod are respectively fixedly connected with the middle parts of the two mounting plates and close to the lower position.

Preferably, the front end and the rear end of the rotating shaft are symmetrically provided with baffle plates with annular structures.

The utility model discloses following beneficial effect has:

through bottom parallel mount positioning seat and the electric hoist at the driving, can guarantee the steady of driving bottom, can remain stable when guaranteeing the driving and removing, and parallel arrangement's positioning seat and electric hoist can reduce the vertical height difference between stabilizer and the electric hoist, can effectively improve the lifting height of goods in limited space, have solved the problem that goods lifting height is not enough in the short factory building of low.

Drawings

The invention will be further described and illustrated with reference to the accompanying drawings.

Fig. 1 is a schematic view of the overall structure of a low-clearance hoist.

Fig. 2 is a side view of the positioning seat of the low-clearance hoist in fig. 1.

Fig. 3 is a side view of a balance wheel of the low-clearance block of fig. 1.

Fig. 4 is a schematic view of the internal structure of the balance wheel of the low-clearance hoist in fig. 1.

Reference numerals: 1. a cross beam; 2. driving a vehicle; 3. a fixing plate; 4. a connecting plate; 5. an electric hoist; 6. A motor unit; 7. an iron chain; 8. a balance wheel; 9. positioning seats; 10. hooking; 11. a wire slot; 12. mounting a plate; 13. a first link; 14. a second link; 15. a connecting seat; 16. a rotating shaft; 17. a bearing; 18. and a baffle plate.

Detailed Description

The technical solution of the present invention will be more clearly and completely explained by the description of the preferred embodiments of the present invention with reference to the accompanying drawings.

Examples

As shown in fig. 1 and 2, a low-clearance hoist comprises a beam 1, a travelling crane 2 mounted on the beam 1 and an electric hoist 5 mounted at the bottom of the travelling crane 2, an end part of the electric hoist 5 is fixedly connected with a motor set 6, the other side of the bottom of the travelling crane 2 is provided with a positioning seat 9, the positioning seat 9 is parallel to the electric hoist 5, the positioning seat 9 is as high as the electric hoist 5, a connection iron chain 7 is connected between the positioning seat 9 and the electric hoist 5, one end of the iron chain 7 is fixedly connected with the positioning seat 9, the other end of the iron chain 7 is wound on a winding drum of the electric hoist 5, the iron chain 7 passes through a balance wheel 8, a hook 10 is arranged below the balance wheel 8, when the low-clearance hoist works, the bottom of the hook 10 hooks a cargo, the motor set 6 drives the winding drum of the electric hoist 5 to rotate, the winding drum is wound with the iron chain 7, the.

As shown in fig. 3, the left end and the right end of the outer side wall of the balance wheel 8 are fixedly connected with the mounting plates 12 through bolts, the bottoms of the two mounting plates 12 are connected with the connecting base 15 through the first connecting rod 13, the connecting base 15 is rotatably connected with the hook 10 through a clamping groove formed in the middle, and the position of the hook 10 is not fixed and can be rotatably adjusted.

As shown in fig. 4, the inside axial of stabilizer wheel 8 sets up pivot 16, the front and back both ends of pivot 16 are passed through bearing 17 and are rotated and connect 8 inside walls of stabilizer wheel, iron chain 7 is walked around to pivot 16 bottom, stabilizer wheel 8 remains at bottommost position all the time under the effect of goods gravity, because iron chain 7 is the rotation with pivot 16 and is connected, and when electric hoist 5 rolled up bundle iron chain 7, iron chain 7 is the rotation contact with pivot 16, the length of iron chain 7 between positioning seat 9 and electric hoist 5 shortens, the height of goods is promoted gradually.

As a technical optimization scheme of the utility model, the symmetry sets up the wire casing 11 that is used for passing iron chain 7 around on the lateral wall of stabilizer 8, and wire casing 11 is the arc structure.

Through adopting above-mentioned technical scheme to can utilize arc structure's wire casing 11 to guarantee that stabilizer 8 when co-altitude iron chain 7 opens different angles, iron chain 7 homoenergetic is passed from wire casing 11.

As a technical optimization scheme of the utility model, motor group 6 includes servo motor and speed reducer, the input shaft of servo motor's output shaft speed reducer, the output shaft fixed connection electric hoist 5's of speed reducer reel.

Through adopting above-mentioned technical scheme to can utilize servo motor to provide power for electric hoist 5, the speed reducer plays the effect of matching rotational speed and transmission torque between servo motor and electric hoist 5.

As a technical optimization scheme, 2 bottoms of driving are two fixed plates 3 that are the rectangle structure along two long limit parallel weld, two connecting plates 4 of the equal symmetric welding in top of positioning seat 9 and electric hoist 5, and fixed plate 3 stretches into between two connecting plates 4, and fixed plate 3 passes through fastening bolt fixed connection with connecting plate 4.

Through adopting above-mentioned technical scheme to can utilize connecting plate 4 to connect fixed plate 3 with the parallel below of driving 2 of fixing of electric hoist 5 and positioning seat 9.

As a technical optimization scheme of the utility model, positioning seat 9 is the cylinder structure, and positioning seat 9's inside cavity, positioning seat 9's inner chamber intermediate position are along the axial fixity horizontal pole, and the middle part of horizontal pole sets up the connector that is used for 7 tip of fixed iron chain.

Through adopting above-mentioned technical scheme to can utilize the connector on the horizontal pole to fix the one end of iron chain 7, when 5 book bundle iron chains 7 of electric hoist, the length of iron chain 7 between positioning seat 9 and electric hoist 5 shortens, and the height of goods is promoted gradually.

As a technical optimization scheme of the utility model, 8 below levels of stabilizer set up second connecting rod 14, and the two mounting panels 12 middle parts of second connecting rod 14 both ends difference fixed connection lean on the lower position.

By adopting the technical scheme, the positions of the middle parts of the two mounting plates 12 which are close to each other are fixedly connected by the second connecting rod 14, the relative positions of the two mounting plates 12 are further limited, and the mounting plates 12 can be used for fixing the hook 10 firmly and stably.

As a technical optimization scheme of the utility model, both ends symmetry sets up ring structure's baffle 18 around pivot 16.

By adopting the technical scheme, the baffle plates 18 which are symmetrically arranged can be used for limiting the iron chain which bypasses the rotating shaft 16.

The utility model discloses an operating principle does, couple 10 bottoms collude and draw the goods thing, it is rotatory that servo motor passes through the reel of speed reducer drive electric hoist 5, reel bundle iron chain 7, balance wheel 8 remains throughout at the bottommost position under the effect of goods gravity, because iron chain 7 is to rotate with pivot 16 and be connected, and reel bundle in-process iron chain 7 is to rotate the contact with pivot 16, the length of iron chain 7 between positioning seat 9 and electric hoist 5 shortens, the height of goods is promoted gradually, when the goods is promoted to appointed height, the whole calabash of driving 2 drive and goods remove to appointed place, then put down again.

The above detailed description merely describes the preferred embodiments of the present invention and does not limit the scope of the present invention. Without departing from the design concept and spirit scope of the present invention, the ordinary skilled in the art should belong to the protection scope of the present invention according to the present invention provides the text description and drawings to the various modifications, replacements and improvements made by the technical solution of the present invention. The scope of protection of the present invention is determined by the claims.

Claims

1. The utility model provides a low headroom calabash, includes the crossbeam, installs the driving on the crossbeam and installs the electric hoist in the driving bottom, electric hoist tip fixed connection motor group, its characterized in that: the other side of the bottom of the travelling crane is provided with a positioning seat, the positioning seat is arranged in parallel with the electric hoist, the positioning seat and the electric hoist are the same in height, an iron chain is connected between the positioning seat and the electric hoist, one end of the iron chain is fixedly connected with the positioning seat, the other end of the iron chain is wound on a winding drum of the electric hoist, the iron chain penetrates through a balance wheel, and a hook is arranged below the balance wheel;

the left end and the right end of the outer side wall of the balance wheel are fixedly connected with mounting plates through bolts, the bottoms of the two mounting plates are connected with a connecting seat through a first connecting rod, and the connecting seat is rotatably connected with a hook through a clamping groove arranged in the middle;

the inside axial of stabilizer sets up the pivot, both ends are passed through the bearing rotation and are connected the stabilizer inside wall around the pivot, the pivot bottom is walked around the iron chain.

2. A low headroom hoist as claimed in claim 1, characterized in that: wire grooves for allowing an iron chain to pass through are symmetrically formed in the front and back of the outer side wall of the balance wheel, and the wire grooves are of arc-shaped structures.

3. A low headroom hoist as claimed in claim 1, characterized in that: the motor set comprises a servo motor and a speed reducer, an output shaft of the servo motor is connected with an input shaft of the speed reducer, and an output shaft of the speed reducer is fixedly connected with a winding drum of the electric hoist.

4. A low headroom hoist as claimed in claim 1, characterized in that: the driving bottom is along two long limit parallel weld two fixed plates that are the rectangle structure, two connecting plates of the equal symmetric welding in top of positioning seat and electric hoist, the fixed plate stretches into between two connecting plates, just the fixed plate passes through fastening bolt fixed connection with the connecting plate.

5. A low headroom hoist as claimed in claim 1, characterized in that: the positioning seat is of a cylindrical structure, the inside of the positioning seat is hollow, a cross rod is axially fixed in the middle of an inner cavity of the positioning seat, and a connector used for fixing the end part of the iron chain is arranged in the middle of the cross rod.

6. A low headroom hoist as claimed in claim 1, characterized in that: and a second connecting rod is horizontally arranged below the balance wheel, and two ends of the second connecting rod are respectively fixedly connected with the middle parts of the two mounting plates and close to the lower positions.

7. A low headroom hoist as claimed in claim 1, characterized in that: and the front end and the rear end of the rotating shaft are symmetrically provided with baffle plates with annular structures.