CN216272570U

CN216272570U - Conveniently dismantle no computer lab elevator and return rope sheave

Info

Publication number: CN216272570U
Application number: CN202122745189.5U
Authority: CN
Inventors: 娄土岭; 王俊霞; 娄雅楠
Original assignee: Xuchang Heda Intelligent Electric Co ltd
Current assignee: Xuchang Heda Intelligent Electric Co ltd
Priority date: 2021-11-10
Filing date: 2021-11-10
Publication date: 2022-04-12
Anticipated expiration: 2031-11-10

Abstract

The utility model discloses a conveniently-disassembled machine-room-less elevator rope return wheel which comprises a supporting plate, wherein a moving groove is formed in the supporting plate, a moving block is movably connected in the moving groove, fixing bolts are connected to the left side surface and the right side surface of the supporting plate respectively, a fixing plate is fixedly connected to the lower surface of the moving block, a rotating shaft is movably connected to the left side surface of the fixing plate, a bearing is fixedly connected to the side surface of the rotating shaft, a rope return wheel is movably connected to the side surface of the bearing, and a traction rod is fixedly connected to the side surface of the rope return wheel. According to the elevator, the traction rod and the traction block are arranged, so that the phenomenon that the return rope wheel does not shake or shift in the rotating process can be avoided, the stability and the safety of the elevator can be improved, the fixed rod and the limiting block are arranged, the phenomenon that the traction rope shifts on the return rope wheel is avoided, the danger that the traction rope drops is avoided, and the practicability of the elevator is improved.

Description

Conveniently dismantle no computer lab elevator and return rope sheave

Technical Field

The utility model relates to the field of elevator equipment, in particular to a rope return wheel of a machine room-less elevator, which is convenient to disassemble.

Background

In the known art, a return sheave is a movable sheave applied to an elevator, and is a movable sheave generally provided at an upper portion of a car frame and a counterweight frame, and a hoisting rope is passed around the return sheave as necessary to form different hoisting ratios. Unlike the traction sheave and the guide sheave, it is not always installed in all elevators, it does not occur in elevators with a traction ratio of 1: 1, and its function is to reduce the output power and torque of the traction machine.

The problem of conveniently dismantling no computer lab elevator returns rope sheave as introduced in patent No. CN207618830U, although having solved the maintenance inconvenience, having changed the difficulty, still has following defect:

1. the rope returning wheel can shake and shift under the condition of long-term rotation, and dangerous accidents are easily caused.

2. There is a risk that the hoisting rope will fall off on the return sheave.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a conveniently-detachable return rope sheave of a machine room-less elevator.

In order to achieve the purpose, the utility model adopts the following technical scheme: a conveniently-disassembled rope return wheel of a machine-roomless elevator comprises a supporting plate, wherein a moving groove is formed in the supporting plate, a moving block is movably connected in the moving groove, and the left side surface and the right side surface of the supporting plate are both connected with fixing bolts through bolts;

the lower surface of the moving block is fixedly connected with a fixing plate, the left side surface of the fixing plate is movably connected with a rotating shaft, the side surface of the rotating shaft is fixedly connected with a bearing, the side surface of the bearing is movably connected with a return rope wheel, the side surface of the return rope wheel is fixedly connected with a traction rod, and one end, far away from the return rope wheel, of the traction rod is fixedly connected with a traction block;

the left side of fixed plate just is located the top swing joint of rotation axis and has the dead lever, the dead lever is kept away from the one end fixedly connected with stopper of fixed plate.

As a further description of the above technical solution:

one end of the fixing plate, which is far away from the moving block, extends to the outside of the supporting plate.

As a further description of the above technical solution:

one end of the fixing bolt close to the supporting plate extends to the inside of the supporting plate and is in contact with the right side face of the moving block.

As a further description of the above technical solution:

a round sliding groove is formed in the left side face of the fixing plate, and one end, far away from the rope return wheel, of the traction rod extends to the inside of the arc-shaped sliding groove.

As a further description of the above technical solution:

the equal fixedly connected with protection casing in surface around the fixed plate, the shape that sets up of protection casing is half-circular arc.

As a further description of the above technical solution:

the lower surface of the limiting block is semicircular.

As a further description of the above technical solution:

the position of the rope return wheel is positioned under the limiting block.

As a further description of the above technical solution:

the limiting block, the rope returning wheel and the bearing are located in the same vertical direction and are the same in width.

The utility model has the following beneficial effects:

1. compared with the prior art, this conveniently dismantle no computer lab elevator returns rope sheave, through setting up traction lever and traction block, can avoid returning the phenomenon that the rope sheave can not take place to rock, squint at the pivoted in-process, can improve the stability, the security of elevator.

2. Compared with the prior art, this conveniently dismantle no computer lab elevator returns rope sheave, through setting up dead lever and stopper, can avoid the towline to take place the phenomenon of skew on returning the rope sheave, also avoided the towline to take place the danger that drops, improved the device's practicality.

3. Compared with the prior art, this conveniently dismantle no computer lab elevator returns rope sheave, through setting up movable block and shifting chute, return rope sheave installation, dismantlement time can be more convenient, further improved the device's practicality.

Drawings

Fig. 1 is a schematic view of the overall structure of a non-protective cover for conveniently detaching a return rope sheave of a machine room-less elevator, which is provided by the utility model;

fig. 2 is a schematic view of the internal structure of a conveniently-detachable return rope sheave of a machine room-less elevator provided by the utility model;

fig. 3 is a side view of the conveniently-disassembled return rope sheave of the machine-roomless elevator provided by the utility model;

fig. 4 is an enlarged view of a portion a in fig. 2.

Illustration of the drawings:

1. a support plate; 2. a moving block; 3. a moving groove; 4. fixing the bolt; 5. a fixing plate; 6. a rotating shaft; 7. a bearing; 8. a rope returning wheel; 9. a draw bar; 10. a traction block; 11. fixing the rod; 12. a limiting block; 13. a shield.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, the utility model provides a conveniently-detachable machine room-less elevator rope return pulley: including backup pad 1, the shifting chute 3 has been seted up to the inside of backup pad 1, and the movable block 2 of being convenient for removes, and the inside swing joint of shifting chute 3 has movable block 2, and the equal bolted connection of the left and right sides face of backup pad 1 has fixing bolt 4 for fixed movable block 2, fixing bolt 4 are close to the one end of backup pad 1 and extend to the inside of backup pad 1, and contact with the right flank of movable block 2.

Through setting up this structure, through movable block 2 and shifting chute 3, can be more convenient when installing, dismantling return rope sheave 8, improved the device's practicality.

The lower surface of the moving block 2 is fixedly connected with a fixed plate 5 for fixing a protective cover 13, a rotating shaft 6 and a traction rod 9, the front surface and the rear surface of the fixed plate 5 are fixedly connected with the protective covers 13 to prevent dust from falling into the return rope wheel 8, the protective cover 13 is arranged in a semicircular arc shape, the left side surface of the fixed plate 5 is provided with a circular chute, one end of the traction rod 9 far away from the return rope wheel 8 extends to the inside of the arc chute, one end of the fixed plate 5 far away from the moving block 2 extends to the outside of the supporting plate 1, the left side surface of the fixed plate 5 is movably connected with the rotating shaft 6, the side surface of the rotating shaft 6 is fixedly connected with a bearing 7, the side surface of the bearing 7 is movably connected with the return rope wheel 8, the position of the return rope wheel 8 is positioned under a limiting block 12, the side surface of the return rope wheel 8 is fixedly connected with the traction rod 9, one end of the traction rod 9 far away from the return rope wheel 8 is fixedly connected with the traction block 10, facilitating the movement of the drawbar 9.

Through the arrangement of the structure, the phenomena of shaking and deviation of the return rope wheel 8 in the rotating process can be avoided through the traction rod 9 and the traction block 10, and the stability and the safety of the elevator can be improved.

The left side of fixed plate 5 just is located the top swing joint of rotation axis 6 and has dead lever 11 for connect stopper 12, the one end fixedly connected with stopper 12 of fixed plate 5 is kept away from to dead lever 11, stopper 12, return rope sheave 8, bearing 7 are located same vertical direction, and the width is the same, guarantee the stability of towline, the lower surface of stopper 12 sets up to semi-circular, is convenient for protect the towline.

Through setting up this structure, through dead lever 11 and stopper 12, can avoid the phenomenon that the towline takes place the skew on returning the rope sheave 8, also avoided the towline to take place the danger that drops, improved the device's practicality.

The working principle is as follows: when the rope return device is used, the supporting plate 1 is installed at a specified position, the phenomenon that the rope return wheel 8 slides when rotating can be avoided through the traction rod 9 on the side surface of the rope return wheel 8, the danger that the traction rope drops when the rope return wheel 8 falls can be avoided through the limiting block 12, when the rope return wheel 8 needs to be replaced, the moving block 2 can be moved to two sides through the loosening fixing bolt 4, the rotating shaft 6 can be moved out of the fixing plate 5, the rope return wheel 8 is taken down at last, and the new rope return wheel 8 can be replaced.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a convenient no computer lab elevator returns rope sheave of dismantling, includes backup pad (1), its characterized in that: a moving groove (3) is formed in the supporting plate (1), a moving block (2) is movably connected in the moving groove (3), and fixing bolts (4) are connected to the left side surface and the right side surface of the supporting plate (1) through bolts;

the lower surface of the moving block (2) is fixedly connected with a fixing plate (5), the left side surface of the fixing plate (5) is movably connected with a rotating shaft (6), the side surface of the rotating shaft (6) is fixedly connected with a bearing (7), the side surface of the bearing (7) is movably connected with a return rope wheel (8), the side surface of the return rope wheel (8) is fixedly connected with a traction rod (9), and one end, far away from the return rope wheel (8), of the traction rod (9) is fixedly connected with a traction block (10);

the left surface of fixed plate (5) just is located the top swing joint of rotation axis (6) and is had dead lever (11), one end fixedly connected with stopper (12) of fixed plate (5) are kept away from in dead lever (11).

2. The conveniently-disassembled machine-room-less elevator return rope wheel as claimed in claim 1, wherein: one end of the fixing plate (5) far away from the moving block (2) extends to the outside of the supporting plate (1).

3. The conveniently-disassembled machine-room-less elevator return rope wheel as claimed in claim 1, wherein: one end of the fixing bolt (4) close to the support plate (1) extends into the support plate (1) and is in contact with the right side face of the moving block (2).

4. The conveniently-disassembled machine-room-less elevator return rope wheel as claimed in claim 1, wherein: a round sliding groove is formed in the left side face of the fixing plate (5), and one end, far away from the rope returning wheel (8), of the traction rod (9) extends to the inside of the arc-shaped sliding groove.

5. The conveniently-disassembled machine-room-less elevator return rope wheel as claimed in claim 1, wherein: the surface all fixedly connected with protection casing (13) around fixed plate (5), the shape that sets up of protection casing (13) is half-circular arc.

6. The conveniently-disassembled machine-room-less elevator return rope wheel as claimed in claim 1, wherein: the lower surface of the limiting block (12) is semicircular.

7. The conveniently-disassembled machine-room-less elevator return rope wheel as claimed in claim 1, wherein: the position of the rope return wheel (8) is positioned right below the limiting block (12).

8. The conveniently-disassembled machine-room-less elevator return rope wheel as claimed in claim 1, wherein: the limiting block (12), the rope return wheel (8) and the bearing (7) are located in the same vertical direction and have the same width.