CN217264138U - Protective cover for elevator pulley - Google Patents

Protective cover for elevator pulley Download PDF

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Publication number
CN217264138U
CN217264138U CN202220656229.0U CN202220656229U CN217264138U CN 217264138 U CN217264138 U CN 217264138U CN 202220656229 U CN202220656229 U CN 202220656229U CN 217264138 U CN217264138 U CN 217264138U
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China
Prior art keywords
protection
wall
pulley body
block
pulley
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CN202220656229.0U
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Chinese (zh)
Inventor
林平
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Sichuan Zhongdou Machinery Equipment Co Ltd
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Sichuan Zhongdou Machinery Equipment Co Ltd
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Priority to CN202220656229.0U priority Critical patent/CN217264138U/en
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Publication of CN217264138U publication Critical patent/CN217264138U/en
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Abstract

The utility model relates to an elevator field specifically is a protection casing for elevator pulley, including the protection piece, the spread groove has been seted up to the outer wall of protection piece, the inner wall swing joint of spread groove has the back shaft, the outer wall swing joint of back shaft has the pulley body, the both sides swing joint of pulley body has the stopper, one side swing joint of stopper has first protection piece. This protection casing for elevator pulley, through the setting of protection piece, spread groove, back shaft, pulley body, stopper, first protection piece, installation nut and second protection piece, be favorable to carrying out quick installation and dismantlement to the pulley body, solved then the inconvenient problem of maintaining of pulley body after damaging to be favorable to reducing the frictional force when the pulley body rotates, and avoided the pulley body to take place the condition of rocking easily when rotating, then prolonged the life of pulley body.

Description

Protective cover for elevator pulley
Technical Field
The utility model relates to an elevator technical field specifically is a protection casing for elevator pulley.
Background
The elevator is a permanent transportation device which serves a plurality of specific floors in a building, the elevator car of the permanent transportation device runs on at least two rows of rigid rails which are vertical to the horizontal plane or have an inclination angle smaller than 15 degrees with a vertical line, the elevator needs to be dragged by a steel wire rope during running, and the steel wire rope needs to use a pulley during sliding.
But current pulley is inconvenient when using, takes place the phenomenon of rocking easily, leads to wire rope operation stability not high then, and when wire rope slided on the pulley, the phenomenon of derailing took place easily simultaneously, so current pulley can't satisfy people's work demand.
SUMMERY OF THE UTILITY MODEL
The utility model provides a to prior art not enough, the utility model provides a protection casing for elevator pulley possesses and avoids rocking and avoids advantages such as derail, has solved the problem of rocking easily and derail easily.
In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides an elevator is protection casing for pulley, includes the protection piece, the spread groove has been seted up to the outer wall of protection piece, the inner wall swing joint of spread groove has the back shaft, the outer wall swing joint of back shaft has the pulley body, the both sides swing joint of pulley body has the stopper, one side swing joint of stopper has first protection piece.
The utility model discloses a safety protection device for automobile, including back shaft, support shaft, first protection piece, second protection piece, outer wall swing joint has reset spring, the bottom swing joint of support shaft has the movable block.
Furthermore, the back shaft passes through the spread groove and is through connection with the protection piece, and the front view of protection piece is "concave" font structure.
Furthermore, the outer walls of the two sides of the supporting shaft are provided with threads, and the threads on the outer wall of the supporting shaft are meshed with the threads on the inner wall of the mounting nut.
Furthermore, one side of stopper and the both sides of pulley body butt each other, and the opposite side of stopper and the mutual butt of one side of first protection piece.
Furthermore, the first protection piece is of an elastic structure, and the other side of the first protection piece is mutually abutted against the inner wall of the protection block.
Further, the diameter of the first protection sheet is larger than that of the connecting groove, and the diameter of the connecting groove is smaller than that of the second protection sheet.
Furthermore, one side of the second protection sheet is mutually abutted with the outer wall of the protection block, and the other side of the second protection sheet is mutually abutted with one side of the mounting nut.
Further, bracing piece and movable block are through connection, and the top of movable block and reset spring's mutual butt in bottom, and the side-looking of movable block is the arc form, and the bottom of movable block and the mutual butt of pulley body groove inner wall.
Compared with the prior art, the technical scheme of the application has the following beneficial effects:
1. this protection casing for elevator pulley, through the setting of protective block, spread groove, back shaft, pulley body, stopper, first protection piece, installation nut and second protection piece, be favorable to carrying out quick installation and dismantlement to the pulley body, solved then the inconvenient problem of maintaining of pulley body after damaging to be favorable to reducing the frictional force when the pulley body rotates, and avoided the pulley body to take place the condition of rocking easily when rotating, prolonged the life of pulley body then.
2. This protection casing for elevator pulley through the setting of bracing piece, reset spring and movable block, is favorable to carrying on spacingly when sliding on the pulley body to the rope, has avoided the phenomenon of taking place the derail then, and then has improved the stability of whole operation to the protecting effect has been improved.
Drawings
FIG. 1 is a schematic view of a front cross-sectional structure of the present invention;
FIG. 2 is an enlarged schematic view of the structure at A of FIG. 1 according to the present invention;
FIG. 3 is a schematic side sectional view of the present invention;
FIG. 4 is a schematic view of the downward connection structure of the support shaft and the pulley body of the present invention;
fig. 5 is the utility model discloses a structural diagram of cutting open into prostrate.
In the figure: 1. a protection block; 2. connecting grooves; 3. a support shaft; 4. a pulley body; 5. a limiting block; 6. a first protective sheet; 7. installing a nut; 8. a second protective sheet; 9. a support bar; 10. a return spring; 11. a movable block.
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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Please refer to fig. 1-5, the protective cover for the elevator pulley in this embodiment includes a protective block 1, a connecting groove 2 is provided on the outer wall of the protective block 1, an inner wall of the connecting groove 2 is movably connected with a supporting shaft 3, an outer wall of the supporting shaft 3 is movably connected with a pulley body 4, two sides of the pulley body 4 are movably connected with a limiting block 5, and one side of the limiting block 5 is movably connected with a first protective sheet 6.
The both sides swing joint of back shaft 3 has installation nut 7, and one side swing joint of installation nut 7 has second protection piece 8, the top fixedly connected with bracing piece 9 of protection piece 1, and the outer wall swing joint of bracing piece 9 has reset spring 10, and the bottom swing joint of bracing piece 9 has movable block 11.
Referring to fig. 1-5, in the present embodiment, the supporting shaft 3 is connected to the protection block 1 through the connecting groove 2, and the protection block 1 is seen as a "concave" structure.
It should be noted that, through the arrangement of the connecting groove 2, the protection block 1 is convenient for the protection work of the pulley body 4.
Referring to fig. 1 to 5, in the present embodiment, threads are formed on outer walls of both sides of the supporting shaft 3, and the threads on the outer wall of the supporting shaft 3 are engaged with threads on an inner wall of the mounting nut 7.
It should be noted that, through the arrangement of the mounting nut 7, the sliding of the supporting shaft 3 is convenient to be limited.
Referring to fig. 1-5, in the embodiment, one side of the limiting block 5 is abutted against two sides of the pulley body 4, and the other side of the limiting block 5 is abutted against one side of the first protection sheet 6.
It should be noted that, the pulley body 4 is prevented from shaking easily due to the arrangement of the limiting block 5.
Referring to fig. 1-5, in the present embodiment, the first protection sheet 6 is an elastic structure, and the other side of the first protection sheet 6 is abutted against the inner wall of the protection block 1.
It should be noted that, through the setting of first protection piece 6, under the effective pivoted prerequisite of guaranteeing pulley body 4, be favorable to reducing pulley body 4 pivoted frictional force.
Referring to fig. 1-5, in the present embodiment, the diameter of the first protection plate 6 is larger than the diameter of the connection groove 2, and the diameter of the connection groove 2 is smaller than the diameter of the second protection plate 8.
It should be noted that the arrangement of the first protection sheet 6 and the second protection sheet 8 further ensures the protection work.
Referring to fig. 1-5, in the present embodiment, one side of the second protection sheet 8 is abutted against the outer wall of the protection block 1, and the other side of the second protection sheet 8 is abutted against one side of the mounting nut 7.
It should be noted that, by the arrangement of the second protection sheet 8, on the premise of ensuring the effective rotation of the pulley body 4, the friction force of the rotation of the pulley body 4 is favorably reduced.
Referring to fig. 1-5, in the present embodiment, the supporting rod 9 is connected to the movable block 11 in a penetrating manner, the top of the movable block 11 is abutted against the bottom of the return spring 10, the side view of the movable block 11 is arc-shaped, and the bottom of the movable block 11 is abutted against the inner wall of the groove of the pulley body 4.
It should be noted that, through the setting of movable block 11, be favorable to carrying on spacingly when sliding to wire rope.
It can be understood that this protection casing for elevator pulley is favorable to carrying out quick installation and dismantlement to pulley body 4, has then solved the inconvenient problem of maintaining in pulley body 4 damage back to be favorable to reducing the frictional force when pulley body 4 rotates, and avoided pulley body 4 to take place the condition of rocking easily when rotating, then prolonged pulley body 4's life.
The working principle of the above embodiment is as follows:
when the pulley body is in operation, the pulley body 4 is firstly placed in the protective block 1, the limiting block 5 is then placed on the outer wall of the pulley body 4, the limiting block 5 is aligned with the through hole on the inner wall of the pulley body 4, the first protective sheet 6 is then placed between the inner wall of the protective block 1 and the limiting block 5, at the moment, the pulley body 4 is preliminarily positioned through the elasticity of the first protective sheet 6, the supporting shaft 3 penetrates through the connecting groove 2 on one side and then penetrates through the pulley body 4 and then penetrates through the connecting groove 2 on the other side, then the second protective sheet 8 is sleeved on the extending ends at the two ends of the supporting shaft 3, the mounting nut 7 is screwed on the threads on the outer walls on the two sides of the supporting shaft 3, and then the whole mounting work is completed, when the steel wire rope slides on the inner wall of the groove of the pulley body 4, the movable block 11 is driven to elastically move through the elasticity of the reset spring 10, and then the movable block 11 is limited to the steel wire rope, so that the phenomenon that the steel wire rope is derailed is avoided.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (8)

1. The utility model provides an elevator is protection casing for pulley, includes protection piece (1), its characterized in that: the outer wall of the protection block (1) is provided with a connecting groove (2), the inner wall of the connecting groove (2) is movably connected with a supporting shaft (3), the outer wall of the supporting shaft (3) is movably connected with a pulley body (4), two sides of the pulley body (4) are movably connected with limiting blocks (5), and one side of each limiting block (5) is movably connected with a first protection sheet (6);
the utility model discloses a safety protection device for automobile seat, including back shaft (3), one side swing joint of back shaft (3) has installation nut (7), one side swing joint of installation nut (7) has second protection piece (8), the top fixedly connected with bracing piece (9) of protection piece (1), the outer wall swing joint of bracing piece (9) has reset spring (10), the bottom swing joint of bracing piece (9) has movable block (11).
2. The protective cover for an elevator sheave according to claim 1, wherein: the back shaft (3) is through connection groove (2) and protection block (1) for through connection, and the front view of protection block (1) is "concave" font structure.
3. The protective cover for the elevator sheave according to claim 1, wherein: the outer walls of the two sides of the supporting shaft (3) are provided with threads, and the threads on the outer wall of the supporting shaft (3) are meshed with the threads on the inner wall of the mounting nut (7).
4. The protective cover for the elevator sheave according to claim 1, wherein: one side of the limiting block (5) is mutually abutted with the two sides of the pulley body (4), and the other side of the limiting block (5) is mutually abutted with one side of the first protection sheet (6).
5. The protective cover for the elevator sheave according to claim 1, wherein: the first protection sheet (6) is of an elastic structure, and the other side of the first protection sheet (6) is mutually abutted against the inner wall of the protection block (1).
6. The protective cover for the elevator sheave according to claim 1, wherein: the diameter of the first protection sheet (6) is larger than that of the connecting groove (2), and the diameter of the connecting groove (2) is smaller than that of the second protection sheet (8).
7. The protective cover for an elevator sheave according to claim 1, wherein: one side of the second protection sheet (8) is mutually abutted with the outer wall of the protection block (1), and the other side of the second protection sheet (8) is mutually abutted with one side of the mounting nut (7).
8. The protective cover for an elevator sheave according to claim 1, wherein: bracing piece (9) are through connection with movable block (11), and the top of movable block (11) and the mutual butt in bottom of reset spring (10), and looking sideways at of movable block (11) is the arc form, and the bottom of movable block (11) and pulley body (4) recess inner wall mutual butt.
CN202220656229.0U 2022-03-23 2022-03-23 Protective cover for elevator pulley Active CN217264138U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202220656229.0U CN217264138U (en) 2022-03-23 2022-03-23 Protective cover for elevator pulley

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202220656229.0U CN217264138U (en) 2022-03-23 2022-03-23 Protective cover for elevator pulley

Publications (1)

Publication Number Publication Date
CN217264138U true CN217264138U (en) 2022-08-23

Family

ID=82870603

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202220656229.0U Active CN217264138U (en) 2022-03-23 2022-03-23 Protective cover for elevator pulley

Country Status (1)

Country Link
CN (1) CN217264138U (en)

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