Anti-toppling pulley support

Abstract

The utility model discloses an anti-toppling pulley support which comprises a support body, a movable pulley body and an anti-toppling assembly. The movable pulley body is rotationally connected with the bracket body through a rotating shaft; the anti-toppling assembly is arranged on the support body. The anti-toppling assembly comprises an anti-toppling barrel and a fixing block. The two anti-toppling barrels are symmetrically arranged in the bracket body; the two fixing blocks are symmetrically and fixedly arranged on the outer surface of the anti-toppling cylinder, and the fixing blocks are fixedly connected with the support body; external threads are arranged on the outer surface of the anti-toppling cylinder; according to the anti-toppling pulley support, the steel wire rope makes contact with the groove in the outer surface of the movable pulley body, the steel wire rope penetrates through the four adjusting arc blocks to make contact with the arc faces of the four adjusting arc blocks, the position of the support body is bound with the steel wire rope, and the anti-toppling effect on the support body is achieved; the movable pulley is simple and reasonable in structure, ingenious in design, capable of preventing the movable pulley body from toppling over in the using process, high in safety and good in using effect.

Description

TECHNICAL FIELD

[0001] The utility model relates to pulley support technical field, concretely is a kind of anti-toppling pulley support. BACKGROUND

[0002] Pulley support is a kind of device using pulley to support and move object, its main function is to reduce friction by the rotation of pulley, so that object can be easily moved and adjusted position, they are usually composed of one or more pulleys, these pulleys can be installed on different supports, to adjust the direction and position of object as required, pulley support is widely used in various occasions, such as industrial production, logistics transportation, fitness equipment and other fields, to improve work efficiency and operation convenience.

[0003] At present, pulley on market can be divided into fixed pulley and movable pulley, and the main role of movable pulley is to save effort, in prior art, movable pulley is prone to toppling in use process due to improper operation or external factors, reduce safety, and also affect the use effect of movable pulley.

[0004] Such as the utility model discloses a pulley support of CN215487530U, including pulley, support, the support includes with the first section, second section of pulley rotation connection, the second section is provided with the round hole of being convenient for binding, the first section is U shape, and its both sides are symmetrically provided with rotating hole, and the rotating hole is rotated with the pulley rotation cooperation through rotating shaft.The utility model discloses by the pulley support design into first section, second section, support horizontal placement will be placed horizontally fixed pulley, pulley outer ring groove edge is circular arc, it is convenient for the soft rope on the steel wire rope of bypassing pulley to move, realizes the soft rope on the steel wire rope when lifting heavy object moves and will not produce the beneficial effect of entanglement.The utility model discloses simple structure, convenient to install, fast operation, realizes the quick hoisting of heavy object, does not produce the phenomenon of entanglement and knot, and practicality is strong.Movable pulley is prone to toppling in use process due to improper operation or external factors, reduce safety, and also affect the use effect of movable pulley. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a kind of anti-toppling pulley support to solve the problems raised in the above background.

[0006] In order to achieve the above object, the utility model provides the following technical scheme: A kind of anti-toppling pulley support, including support body, movable pulley body and anti-toppling component;The movable pulley body is rotatably connected with the support body by rotating shaft;The anti-toppling component is arranged on the support body;Wherein, the anti-toppling component includes anti-toppling cylinder and fixed block;Two the anti-toppling cylinder is symmetrically arranged in the support body;Two the fixed block is symmetrically fixed on the outer surface of the anti-toppling cylinder, and the fixed block is fixedly connected with support body.

[0007] Preferably, the outer surface of the anti-toppling cylinder is provided with external threads.

[0008] Preferably, further comprising an adjusting assembly; the adjusting assembly is arranged on the anti-toppling cylinder.

[0009] Preferably, the adjusting assembly includes an annular groove, an internally threaded cylinder, an annular block, an open slot, a wedge-shaped block and an adjusting arc block; the outer surface of the anti-toppling cylinder is provided with an annular groove; the internally threaded cylinder is sleeved on the anti-toppling cylinder and is threadedly connected with the anti-toppling cylinder; the annular block is fixedly arranged on the inner wall of the internally threaded cylinder and is slidably connected with the annular groove; a plurality of open slots are arranged in an annular array in the annular groove; the wedge-shaped block is slidably arranged in the open slot; the adjusting arc block is fixedly connected with the end of the wedge-shaped block.

[0010] Preferably, the annular block has a right-angled triangular structure, and the annular block is arranged in a direction inclined towards the wedge-shaped block.

[0011] Preferably, the wedge-shaped block has a right-angled trapezoidal structure, and the inclined surface of the wedge-shaped block is in sliding contact with the inclined surface of the annular block.

[0012] Preferably, the opposite surfaces of the adjusting arc block are arc surfaces.

[0013] Preferably, the adjusting assembly further includes a fixed plate, a spring and an extension rod; two fixed plates are symmetrically fixed on the two sides of the adjusting arc block; the two ends of the spring are fixedly connected with the inner surface of the anti-toppling cylinder and the fixed plate, respectively; the extension rod is arranged in the spring and the two ends thereof are fixedly connected with the inner surface of the anti-toppling cylinder and the fixed plate, respectively.

[0014] Compared with the prior art, the utility model has the following advantages:

[0015] 1. The utility model discloses a prevent the anti -toppling assembly from setting, and the groove of steel wire rope and the movable pulley body outer surface is contacted, and makes steel wire rope pass between four adjusting arc blocks and four adjusting arc block arc surface contact, at this moment, the position of support body is bound with steel wire rope, thereby realizes the anti -toppling effect of support body, relative to prior art, the utility model discloses simple and reasonable structure, clever design can avoid movable pulley body to occur in the use process and dump, and the safety is higher, and the use effect is better.

[0016] 2. The utility model discloses through setting adjusting assembly, when four adjusting arc blocks drive fixed plate relative movement, will make telescopic link and spring force stretch, due to the relative force of spring force stretch generation, not only will make internal thread cylinder and anti -toppling cylinder threaded connection more stable, still can limit the position of wedge block, until four adjusting arc blocks between the adjusting cavity size formed with steel wire rope diameter size is compatible, to facilitate when support body is applied on the steel wire rope of different diameter size, still can realize the anti -toppling effect of support body, improved the adaptability of support body. DRAWINGS

[0017] Figure 1 It is the whole structure schematic view of the utility model;

[0018] Figure 2 It is the whole structure sectional view of the utility model;

[0019] Figure 3 It is the partial structure split sectional view of the utility model;

[0020] Figure 4 It is the partial structure split schematic view of the utility model;

[0021] Figure 5 It is the Figure 2 Enlarged schematic view of A place in the utility model.

[0022] In the drawing:

[0023] 1, support body;2, movable pulley body;3, anti -toppling assembly;4, adjusting assembly;301, anti -toppling cylinder;302, fixed block;401, annular groove;402, internal thread cylinder;403, ring block;404, opening groove;405, wedge block;406, adjusting arc block;407, fixed plate;408, spring;409, telescopic link. DETAILED DESCRIPTION

[0024] Clearly, the described embodiments are merely a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all the other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0025] Please refer to Figures 1 to 5 The present application provides a technical scheme: a kind of anti-toppling pulley support, including support body 1, movable pulley body 2 and anti-toppling assembly 3;Movable pulley body 2 is rotatably connected with support body 1 by rotating shaft;Anti-toppling assembly 3 is arranged on support body 1;Wherein, anti-toppling assembly 3 includes anti-toppling cylinder 301 and fixed block 302;Two anti-toppling cylinders 301 are symmetrically arranged in support body 1;Two fixed blocks 302 are symmetrically fixed on the outer surface of anti-toppling cylinder 301, and fixed block 302 is fixedly connected with support body 1;Wherein, anti-toppling cylinder 301 outer surface is provided with external thread.By making steel wire rope contact with the groove on the outer surface of movable pulley body 2, and making steel wire rope pass through four adjusting arc blocks 406 and contact with four adjusting arc blocks 406 arc surface, at this time, the position of support body 1 is bound with steel wire rope, so as to realize the anti-toppling effect of support body 1, compared with prior art, the present application is simple and reasonable in structure, and is ingenious in design, which can avoid the toppling of movable pulley body 2 during use, has high safety, and has good use effect.

[0026] As a preferred embodiment, the adjusting assembly 4 is further included; the adjusting assembly 4 is arranged on the anti-toppling cylinder 301; wherein the adjusting assembly 4 comprises an annular groove 401, an internally threaded cylinder 402, an annular block 403, an open groove 404, a wedge-shaped block 405, an adjusting arc block 406, a fixed plate 407, a spring 408 and a telescopic rod 409; the annular groove 401 is formed on the outer surface of the anti-toppling cylinder 301; the internally threaded cylinder 402 is sleeved on the anti-toppling cylinder 301 and is threadedly connected with the anti-toppling cylinder 301; the annular block 403 is fixedly arranged on the inner wall of the internally threaded cylinder 402 and is in sliding fit with the annular groove 401; four open grooves 404 are annularly arranged in the annular groove 401; the wedge-shaped block 405 is slidably arranged in the open groove 404; the adjusting arc block 406 is fixedly connected with the end of the wedge-shaped block 405; wherein the annular block 403 has a right-angled triangle structure in cross section, and the annular block 403 is arranged in a direction inclined towards the wedge-shaped block 405; wherein the wedge-shaped block 405 has a right-angled trapezoidal structure, and the inclined surface of the wedge-shaped block 405 is in sliding contact with the inclined surface of the annular block 403; wherein the opposite surfaces of the four adjusting arc blocks 406 are arc surfaces; the two fixed plates 407 are symmetrically fixedly arranged on the two sides of the adjusting arc block 406; the spring 408 is fixedly connected with the inner surface of the anti-toppling cylinder 301 and the fixed plate 407 at two ends, respectively; the telescopic rod 409 is arranged on the spring 408 and is fixedly connected with the inner surface of the anti-toppling cylinder 301 and the fixed plate 407 at two ends, respectively, and the telescopic rod 409 can limit the positions of the wedge-shaped block 405 and the adjusting arc block 406. According to the diameter size of the steel wire rope, the internally threaded cylinder 402 is rotated, so that the internally threaded cylinder 402 is threadedly connected with the anti-toppling cylinder 301, and the internally threaded cylinder 402 is moved downward, so that the inclined surface of the annular block 403 presses the inclined surface of the wedge-shaped block 405, the wedge-shaped block 405 is slid in the open groove 404, the four adjusting arc blocks 406 are relatively moved, the fixed plate 407 is moved, the telescopic rod 409 is stretched under stress, and the spring 408 is stretched under stress. Due to the relative force generated by the spring 408 stretched under stress, not only the thread connection between the internally threaded cylinder 402 and the anti-toppling cylinder 301 is more stable, but also the position of the wedge-shaped block 405 is limited, until the size of the adjusting cavity formed between the four adjusting arc blocks 406 is adapted to the diameter size of the steel wire rope, so that when the support body 1 is applied to the steel wire rope with different diameter sizes, the anti-toppling effect of the support body 1 can still be realized, and the adaptability of the support body 1 is improved.

[0027] Working principle: in use, first, according to the diameter size of the steel wire rope, rotate the inner threaded cylinder 402, make the inner threaded cylinder 402 and the anti toppling cylinder 301 thread connection, and make the inner threaded cylinder 402 move downward, make the annular block 403 inclined surface extrude the inclined surface of the wedge block 405, make the wedge block 405 slide in the open slot 404, make the four adjusting arc blocks 406 relatively move, make the fixed plate 407 move, make the telescopic rod 409 stretch, make the spring 408 stretch, due to the relative force generated by the spring 408 stretching, the inner threaded cylinder 402 and the anti toppling cylinder 301 thread connection is more stable, until the adjusting cavity formed by the four adjusting arc blocks 406 is matched with the diameter size of the steel wire rope, at this time, do not rotate the inner threaded cylinder 402, then make the steel wire rope contact with the groove on the outer surface of the movable pulley body 2, and make the steel wire rope pass through the four adjusting arc blocks 406 and contact with the arc surface of the four adjusting arc blocks 406, at this time, the position of the support body 1 is bound with the steel wire rope, so as to realize the anti toppling effect of the support body 1.

[0028] The above is the working process of the whole device, and the contents not described in detail in the specification all belong to the prior art known to those skilled in the art.

[0029] Although the embodiments of the present application have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and modifications can be made to the embodiments without departing from the principles and spirits of the present application, the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. An anti-tip pulley bracket, characterized by, The application relates to a support device, which comprises a support body (1), a movable pulley body (2) and an anti-toppling assembly (3); the movable pulley body (2) is rotationally connected with the support body (1) through a rotating shaft; the anti-toppling assembly (3) is arranged on the support body (1); wherein the anti-toppling assembly (3) comprises anti-toppling cylinders (301) and fixing blocks (302); two anti-toppling cylinders (301) are symmetrically arranged in the support body (1); two fixing blocks (302) are symmetrically fixed on the outer surfaces of the anti-toppling cylinders (301), and the fixing blocks (302) are fixedly connected with the support body (1).

2. The anti-tip pulley mount of claim 1, wherein, An outer thread is arranged on the outer surface of the anti-toppling cylinder (301).

3. An anti-tip pulley support according to claim 2, wherein, The application further comprises an adjusting assembly (4), which is arranged on the anti-toppling cylinder (301).

4. The anti-tip pulley mount of claim 3, wherein, The adjusting assembly (4) comprises an annular groove (401), an inner threaded cylinder (402), an annular block (403), an open groove (404), a wedge-shaped block (405) and an adjusting arc block (406); the annular groove (401) is arranged on the outer surface of the anti-toppling cylinder (301); the inner threaded cylinder (402) is sleeved on the anti-toppling cylinder (301) and is threadedly connected with the anti-toppling cylinder (301); the annular block (403) is fixedly arranged on the inner wall of the inner threaded cylinder (402) and is slidably matched with the annular groove (401); a plurality of open grooves (404) are annularly arranged in the annular groove (401); the wedge-shaped block (405) is slidably arranged in the open groove (404); the adjusting arc block (406) is fixedly connected with the end of the wedge-shaped block (405).

5. An anti-tip pulley support according to claim 4, wherein, The annular block (403) is a right-angled triangular structure, and the annular block (403) is arranged in a direction close to the wedge-shaped block (405).

6. An anti-tip pulley support according to claim 5, wherein, The wedge-shaped block (405) is a right-angled trapezoidal structure, and the inclined surface of the wedge-shaped block (405) is slidably contacted with the inclined surface of the annular block (403).

7. The anti-tip pulley mount of claim 4, wherein, The opposite surfaces of the adjusting arc block (406) are arc surfaces.

8. An anti-tip pulley mount according to claim 7, wherein, The adjusting assembly (4) further comprises a fixing plate (407), a spring (408) and an extension rod (409); two fixing plates (407) are symmetrically fixed on the two sides of the adjusting arc block (406); the two ends of the spring (408) are fixedly connected with the inner surface of the anti-toppling cylinder (301) and the fixing plate (407); the extension rod (409) is arranged on the spring (408) and is fixedly connected with the inner surface of the anti-toppling cylinder (301) and the fixing plate (407) at the two ends.

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