CN218290254U - Pulley shaft of elevator - Google Patents

Abstract

The utility model discloses a lifting machine pulley shaft, concretely relates to lifting machine technical field, the on-line screen storage device comprises a base, the base upper surface central point puts fixedly connected with lifting machine branch of department, lifting machine branch side fixedly connected with axle, the off-axial surface is connected with the bearing, the bearing has been seted up the guide way, has been accomodate groove and intercommunication groove, and has been accomodate groove and intercommunication groove and run through and communicate with each other, the outside cover of bearing is equipped with the pulley, the pulley seted up with it runs through communicating spacing groove to accomodate the groove, pulley surface fixed connection have with the guide block of guide way looks joint, it is provided with the spring to accomodate the inslot portion, the spring upper surface is connected with the stopper, the stopper side is connected with the connecting rod, the connecting rod runs through the intercommunication groove, the connecting rod is kept away from the one end fixedly connected with handle of stopper.

Description

Pulley shaft of elevator

Technical Field

The utility model relates to a lifting machine field specifically is a lifting machine pulley shaft.

Background

The hoist is large mechanical equipment for transportation by changing potential energy, such as a mine hoist, a dam-crossing hoist and the like. Broadly, elevators, overhead cranes, winches, stabilizers, cranes, hoist machines, etc. may be referred to as hoists. The hoister generally refers to large mechanical equipment with high power and high hoisting capacity. The flexible steel wire rope and the transported goods are dragged by the power machine to move up and down to complete the transportation process, the steel wire rope is an indispensable important part of the hoisting machine, and the main varieties of the steel wire rope are phosphated coating steel wire ropes, galvanized steel wire ropes, stainless steel wire ropes, smooth steel wire ropes and the like.

An operator finds that the outer surface of the pulley is easy to wear and needs to be replaced regularly in the using process of the elevator, but the problem that the operation is troublesome when the worn pulley is replaced regularly due to the lack of a structure convenient for disassembly and assembly is solved.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides a better using effect's a lifting machine pulley shaft.

In order to solve the technical problem, the utility model provides a following technical scheme: the utility model provides a lifting machine pulley shaft, includes the base, base upper surface central point puts fixedly connected with lifting machine branch of department, lifting machine branch side fixedly connected with axle, the off-axial surface is connected with the bearing, the bearing has seted up the guide way, has accomodate groove and intercommunication groove, and has accomodate groove and intercommunication groove and run through and communicate with each other, the outside cover of bearing is equipped with the pulley, the pulley seted up with accomodate the groove and run through communicating spacing groove, pulley off-axial surface fixedly connected with the guide block of guide way looks joint, it is provided with the spring to accomodate the inslot portion, surface connection has the stopper on the spring, the stopper side is connected with the connecting rod, the connecting rod runs through the intercommunication groove, the connecting rod is kept away from the one end fixedly connected with handle of stopper.

Furthermore, the base is in threaded connection with a plurality of foundation bolts, and the foundation bolts are distributed and connected on the base in a rectangular array mode.

Furthermore, a plurality of first reinforcing plates are welded between the shaft and the lifting machine supporting rod, and the first reinforcing plates are distributed and welded between the base and the shaft in a circumferential array mode.

Furthermore, a plurality of second reinforcing plates are welded between the base and the connecting rods, and the second reinforcing plates are distributed and welded between the base and the connecting rods in a rectangular array mode.

Further, the handle is connected with a silica gel ring.

Furthermore, the limiting block is connected with the connecting rod through threads.

Further, the inner dimension of the guide groove is matched with the outer dimension of the guide block.

Compared with the prior art, the utility model discloses the beneficial effect that can reach is:

1. when the pulley with the worn outer surface needs to be replaced when the periodic time is reached in the use and working process of the elevator, an operator pulls the handle linearly downwards by hands, the handle linearly downwards displaces the connecting rod linearly downwards, the connecting rod linearly downwards displaces the connected limiting block linearly downwards, the limiting block linearly downwards displaces the spring right below the limiting block, the extending height of the spring directly below the limiting block can be driven to be compressed, the limiting block is separated from the limiting groove formed in the pulley when the extending height of the spring is compressed to be the lowest extending height, the handle is kept to be continuously pulled unchanged, then the pulley is pulled, the pulley is completely separated from the bearing, the guiding block is completely separated from the guiding groove, a new pulley is sleeved outside the bearing, the guiding block connected with the new pulley is clamped in place with the guiding groove formed in the bearing, the handle is loosened, then the spring starts to extend and pushes the limiting block, the connecting rod and the handle to linearly upwards displace until the spring extends to be the maximum height, the limiting block is clamped in place with the limiting groove formed in the new pulley, and replacement of the worn pulley can be completed, and the problem that the operation is troublesome when the periodic replacement of the worn pulley is periodically is avoided.

2. Through setting up a plurality of reinforcing plate that is circumference array form and distributes, the axle of being convenient for is connected more firmly with lifting machine branch, through setting up a plurality of reinforcing plate No. two that is rectangle array form and distributes, and the base of being convenient for is connected more firmly with the connecting rod.

Drawings

Fig. 1 is a schematic view of the whole three-dimensional structure of the present invention.

Fig. 2 is a front view of fig. 1 according to the present invention.

Fig. 3 is a front sectional view of fig. 1 according to the present invention.

Fig. 4 is an enlarged view of a structure shown in fig. 3 according to the present invention.

Wherein: 1. a base; 2. a lifter strut; 3. a shaft; 4. a bearing; 5. a guide groove; 6. a receiving groove; 7. a communicating groove; 8. a pulley; 9. a limiting groove; 10. a guide block; 11. a spring; 12. a limiting block; 13. a connecting rod; 14. a handle; 15. a silica gel ring; 16. a first reinforcing plate; 17. a second reinforcing plate; 18. and (7) anchor bolts.

Detailed Description

In order to make the technical means, the creation features, the achievement purposes and the functions of the invention easy to understand, the invention is further explained below with reference to the specific embodiments, but the following embodiments are only the preferred embodiments of the invention, not all. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative work belong to the protection scope of the present invention. The experimental procedures in the following examples were carried out in a conventional manner unless otherwise specified, and materials, reagents and the like used in the following examples were commercially available unless otherwise specified.

The embodiment is as follows:

as shown in fig. 1-4, the utility model provides a pulley shaft of a hoisting machine, including a base 1, the central position of the upper surface of the base 1 is fixedly connected with a hoisting machine support rod 2, the side of the hoisting machine support rod 2 is fixedly connected with a shaft 3, the outer surface of the shaft 3 is connected with a bearing 4, the bearing 4 is provided with a guide groove 5, a containing groove 6 and a communicating groove 7, the containing groove 6 and the communicating groove 7 are communicated with each other in a penetrating way, the outside of the bearing 4 is sleeved with a pulley 8, the pulley 8 is provided with a limit groove 9 communicated with the containing groove 6 in a penetrating way, the outer surface of the pulley 8 is fixedly connected with a guide block 10 clamped with the guide groove 5, the inside of the containing groove 6 is provided with a spring 11, the upper surface of the spring 11 is connected with a limit block 12, the side of the limit block 12 is connected with a connecting rod 13, the connecting rod 13 is communicated with the communicating groove 7, and one end of the connecting rod 13 far away from the limit block 12 is fixedly connected with a handle 14;

when the pulley 8 with the worn outer surface needs to be replaced at a regular time in the using and working process of the elevator, an operator pulls the handle 14 downwards linearly by hands, the handle 14 which moves downwards linearly can drive the connecting rod 13 to move downwards linearly, the connecting rod 13 which moves downwards linearly can drive the connected limiting block 12 to move downwards linearly, the limiting block 12 which moves downwards linearly can drive the extending height of the spring 11 which is positioned right below the handle to compress until the extending height of the spring 11 is compressed to the lowest extending height, the limiting block 12 is separated from the limiting groove 9 formed in the pulley 8, the handle 14 is kept to be pulled continuously, then the pulley 8 is pulled, the pulley 8 is completely separated from the bearing 4, the guide block 10 is completely separated from the guide groove 5, then the new pulley 8 is sleeved outside the bearing 4, the guide block 10 which is connected with the new pulley 8 is clamped and in place with the guide groove 5 formed in the bearing 4, then the handle 14 is loosened, then the spring 11 starts to extend and pushes the limiting block 12, the connecting rod 13 and the handle 14 to move upwards linearly until the spring 11 is stretched to the maximum height, the limiting block 12 is clamped with the new pulley 8 and the limiting groove 9 formed in place, and the pulley 8 can be replaced, and the problem that the replacement of the pulley 8 is solved, and the problem that the replacement is solved: the working principle of the elevator is the prior art, and the elevator is not improved here, so that the details are not repeated here, and the completeness of the scheme is not affected.

In other embodiments, the base 1 is in threaded connection with a plurality of anchor bolts 18, and the anchor bolts 18 are distributed and connected to the base 1 in a rectangular array;

the foundation bolts 18 are distributed in a rectangular array form to firmly connect the installation planes of the base 1.

In other embodiments, a plurality of first reinforcing plates 16 are welded between the shaft 3 and the lifter strut 2, and the plurality of first reinforcing plates 16 are distributed and welded between the base 1 and the shaft 3 in a circumferential array form;

through setting up a plurality of reinforcing plate 16 that is the circular array form and distributes, the axle 3 of being convenient for is connected more firmly with lifting machine branch 2.

In other embodiments, a plurality of second reinforcing plates 17 are welded between the base 1 and the connecting rod 13, and the plurality of second reinforcing plates 17 are distributed and welded between the base 1 and the connecting rod 13 in a rectangular array;

through setting up a plurality of No. two reinforcing plates 17 that are the rectangular array form and distribute, the base 1 of being convenient for is connected more firmly with connecting rod 13.

In other embodiments, a silicone ring 15 is attached to the handle 14;

the arrangement of the silica gel ring 15 is convenient for improving the comfort level of the hand when an operator grasps the handle 14.

In other embodiments, the limiting block 12 is in threaded connection with the connecting rod 13;

through setting up to the screw thread and linking to each other, be convenient for dismantle the separation with stopper 12 and connecting rod 13, be convenient for then take out the change with the spring 11 that is located to accomodate the inside of groove 6.

In other embodiments, the inner dimensions of the guide slot 5 are adapted to the outer dimensions of the guide block 10;

the connection between the guide groove 5 and the guide block 10 is more stable.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. "beneath," "under" and "beneath" a first feature includes the first feature being directly beneath and obliquely beneath the second feature, or simply indicating that the first feature is at a lesser elevation than the second feature.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (7)

1. The utility model provides a lifting machine pulley shaft, includes base (1), its characterized in that: base (1) upper surface central point puts fixedly connected with lifting machine branch (2), lifting machine branch (2) side fixedly connected with axle (3), axle (3) surface connection has bearing (4), guide way (5), accomodate groove (6) and intercommunication groove (7) have been seted up in bearing (4), and accomodate groove (6) and intercommunication groove (7) and run through and communicate with each other, bearing (4) outside cover is equipped with pulley (8), pulley (8) seted up with accomodate groove (6) and run through communicating spacing groove (9), pulley (8) surface fixed connection have with guide block (10) of guide way (5) looks joint, accomodate inside spring (11) that is provided with in groove (6), spring (11) upper surface connection has stopper (12), stopper (12) side is connected with connecting rod (13), connecting rod (13) run through intercommunication groove (7), connecting rod (13) are kept away from the one end fixedly connected with handle (14) of stopper (12).

2. The elevator sheave shaft of claim 1, wherein: the base (1) threaded connection has a plurality of rag bolt (18), a plurality of rag bolt (18) are the distribution of rectangle array form and are connected base (1).

3. The elevator sheave shaft of claim 1, wherein: a plurality of reinforcing plates (16) are welded between the shaft (3) and the elevator supporting rod (2), and the reinforcing plates (16) are distributed and welded between the base (1) and the shaft (3) in a circumferential array mode.

4. The elevator sheave shaft of claim 1, wherein: the welding has No. two reinforcing plates of a plurality of (17) between base (1) and connecting rod (13), a plurality of reinforcing plate No. two (17) are the distributed welding of rectangle array form in base (1) with between connecting rod (13).

5. The elevator sheave shaft of claim 1, wherein: the handle (14) is connected with a silica gel ring (15).

6. The elevator sheave shaft of claim 1, wherein: the limiting block (12) is connected with the connecting rod (13) through threads.

7. The sheave shaft of a hoist as defined in claim 1, wherein: the inner dimension of the guide groove (5) is matched with the outer dimension of the guide block (10).

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