阅读说明：本技术 一种防止转轴上杂物缠绕的万向轮 (Universal wheel capable of preventing sundries from being wound on rotating shaft ) 是由 沈祥松 于 2020-08-03 设计创作，主要内容包括：本发明涉及万向轮技术领域,具体为一种防止转轴上杂物缠绕的万向轮,所述壳体的内表面中间位置处转动连接有滚轮,所述滚轮的上方转动连接有传动块,所述传动块的两侧固定连接有传动轴,所述滚轮的外表面底端转动连接有行走轮,所述传动轴的下方啮合有转轴,所述转轴的底端固定连接有调节块。当刀片受到推力时,弹簧撑杆拉伸,当刀片不受力时,在弹簧撑杆弹力的作用下刀片收回,在拨板和弹簧撑杆的相互共同作用下,刀片做来回往复运动,将想要缠入的绳子和一些其他杂质剪切断,避免缠绕到万向轮的连接轴上,导致行走轮卡死,影响万向轮上安装设备的正常使用,及时的避免万向轮上发生缠绕,可以保障万向轮使用时的方便性。(The invention relates to the technical field of universal wheels, in particular to a universal wheel capable of preventing sundries on a rotating shaft from being wound. When the blade receives thrust, the spring vaulting pole is tensile, when the blade is not atress, the blade is withdrawed under the effect of spring vaulting pole elasticity, under the mutual combined action of dialling board and spring vaulting pole, reciprocating motion is made a round trip to the blade, cut off the rope that will want to twine and some other impurity, avoid twining on the connecting axle of universal wheel, lead to walking to take turns the card to die, influence the normal use of erection equipment on the universal wheel, timely avoid taking place the winding on the universal wheel, convenience when can ensure the universal wheel and use.)

1. The utility model provides a prevent winding universal wheel of debris in pivot, includes casing (1), its characterized in that: the oil-free oil-mixing machine is characterized in that a roller (4) is rotatably connected to the middle position of the inner surface of the shell (1), a transmission block (3) is rotatably connected to the upper portion of the roller (4), transmission shafts (21) are fixedly connected to two sides of the transmission block (3), walking wheels (10) are rotatably connected to the bottom end of the outer surface of the roller (4), a rotating shaft (7) is meshed below the transmission shafts (21), an adjusting block (8) is fixedly connected to the bottom end of the rotating shaft (7), two oil sliding rails (5) are fixed to the outer surface of the shell (1), a sliding block (12) is slidably connected to the inner portion of each sliding rail (5), and the front surface of each sliding block (12) is rotatably connected with a cutter;

the utility model discloses a safe and convenient air bag.

2. The universal wheel for preventing sundries from being wound on the rotating shaft according to claim 1, is characterized in that: the outer surface of transmission shaft (21) rotates and is connected with supporting seat (2), the upper surface of supporting seat (2) and the internal surface fixed connection of casing (1).

3. The universal wheel for preventing sundries from being wound on the rotating shaft according to claim 1, is characterized in that: one side of the sliding block (12) is elastically connected with the inner surface of the sliding rail (5) through a connecting spring (11), and the size of the sliding block (12) is matched with that of the sliding rail (5).

4. The universal wheel for preventing sundries from being wound on the rotating shaft according to claim 1, is characterized in that: the lower surface of the sliding plate (16) is elastically connected with the inner surface of the shell (1) through a supporting spring (9).

5. The universal wheel for preventing sundries from being wound on the rotating shaft according to claim 1, is characterized in that: the bottom end of the limiting column (17) is fixedly connected with the inner surface of the shell (1), and the middle of the limiting column (17) is fixedly connected with an air bag (18).

6. The universal wheel for preventing sundries from being wound on the rotating shaft according to claim 1, is characterized in that: the outer surface of gyro wheel (4) and the surface of walking wheel (10) are laminated mutually, the size of gyro wheel (4) and the size looks adaptation of walking wheel (10).

Technical Field

The invention relates to the technical field of universal wheels, in particular to a universal wheel capable of preventing sundries on a rotating shaft from being wound.

Background

The universal wheels are so-called movable caster wheels, the structure of the universal wheels allows 360-degree horizontal rotation, after the universal wheels are installed on some equipment, the turning radius of the universal wheels can be reduced, the equipment is more flexible in the moving process, meanwhile, the universal wheels are widely used in various fields, and convenience is brought to people in different fields.

However, the current universal wheel is at the in-process that uses, because the service environment of universal wheel, twine rope and some debris easily on the connecting axle of universal wheel, twine too much and can lead to the walking resistance of universal wheel bigger and bigger, lead to the connecting axle to be stifled dead at last, influence the life of universal wheel, consequently, technical field personnel provide the universal wheel that prevents in the pivot winding of debris to solve the problem that proposes in the above-mentioned background art.

Disclosure of Invention

In order to solve the above technical problems, the present invention provides a universal wheel for preventing sundries from being wound on a rotating shaft, which is achieved by the following specific technical means:

the utility model provides a prevent winding universal wheel of debris in pivot, includes the casing, the internal surface intermediate position department of casing rotates and is connected with the gyro wheel, the top of gyro wheel rotates and is connected with the transmission piece, the both sides fixedly connected with transmission shaft of transmission piece, the surface bottom of gyro wheel rotates and is connected with the walking wheel, the below meshing of transmission shaft has the pivot, the bottom fixedly connected with regulating block of pivot, the surface mounting two woollen machine oil slide rails of casing, the inside sliding connection of slide rail has the slider, the front surface of slider passes through the connecting rod and is connected with the blade holder rotation.

The utility model discloses a slide rail device, including casing, slide rail, fixed frame, spring vaulting pole, slide rail, upper surface left side fixedly connected with regulation pole, the surface of casing just is located the fixed frame of below fixedly connected with of slide rail, the inside sliding connection of fixed frame has the spring vaulting pole, one side fixedly connected with blade of spring vaulting pole, the inside bottom sliding connection of casing has the slide, the upper surface left side fixedly connected with of slide adjusts the pole, the upper surface through connection of slide has spacing post, the lower fixed surface of slide is connected with the gasbag, the lower surface of slide just is located the equal fixedly connected with supporting spring in both sides of.

Preferably, the outer surface of the transmission shaft is rotatably connected with a supporting seat, and the upper surface of the supporting seat is fixedly connected with the inner surface of the shell.

Preferably, one side of the sliding block is elastically connected with the inner surface of the sliding rail through a connecting spring, and the size of the sliding block is matched with that of the sliding rail.

Preferably, the lower surface of the slide plate is elastically connected to the inner surface of the housing by a support spring.

Preferably, the bottom end of the limiting column is fixedly connected with the inner surface of the shell, and the middle of the limiting column is fixedly connected with an air bag.

As optimization, the outer surface of the roller is attached to the outer surface of the walking wheel, and the size of the roller is matched with that of the walking wheel.

The invention has the following beneficial effects:

1. this prevent winding universal wheel of debris in the pivot, when the blade receives thrust, the spring vaulting pole is tensile, when the blade is not atress, the blade is withdrawed under the effect of spring vaulting pole elasticity, under the mutual combined action of dialling board and spring vaulting pole, reciprocating motion is made a round trip to the blade, cut off will want the rope and some other impurity of twining, avoid twining on the connecting axle of universal wheel, it dies to lead to the walking wheel card, influence the normal use of erection equipment on the universal wheel, timely avoid taking place the winding on the universal wheel, convenience when can ensure the universal wheel and use.

2. This prevent winding universal wheel of debris in the pivot, the regulating block is once just to the regulating stem extrusion for every round of commentaries on classics, simultaneously under supporting spring's combined action, reciprocating motion about the slide is done in the inside of casing, extrude and stretch the gasbag simultaneously, when gasbag extruded in-process, the inside air of gasbag receives pressure escape, the minor diameter impurity treatment with the junction of connecting axle and walking wheel falls, the inside oil shortage of walking wheel that leads to of the inside of avoiding entering into walking wheel, the wearing and tearing of walking wheel inner bearing, influence the life of universal wheel.

Drawings

FIG. 1 is a front sectional view of the housing structure of the present invention;

FIG. 2 is a partial cross-sectional view of the slide rail structure of the present invention;

FIG. 3 is a partial cross-sectional view of the bladder construction of the present invention;

FIG. 4 is a partial cross-sectional view of the conditioning block configuration of the present invention;

FIG. 5 is an enlarged view of portion B of FIG. 2;

fig. 6 is an enlarged view of a portion a in fig. 1.

In the figure: 1. a housing; 2. a supporting seat; 3. a transmission block; 4. a roller; 5. a slide rail; 6. a limiting rod; 7. a rotating shaft; 8. an adjusting block; 9. a support spring; 10. a traveling wheel; 11. a connecting spring; 12. a slider; 13. a blade; 14. a tool apron; 15. adjusting a rod; 16. a slide plate; 17. a limiting column; 18. an air bag; 19. a spring stay; 20. a fixing frame; 21. a drive shaft.

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.

Referring to fig. 1-6, a universal wheel for preventing sundries from winding on a rotating shaft comprises a housing 1, wherein a roller 4 is rotatably connected to the middle position of the inner surface of the housing 1, the outer surface of the roller 4 is attached to the outer surface of a traveling wheel 10, the size of the roller 4 is matched with the size of the traveling wheel 10, a transmission block 3 is rotatably connected above the roller 4, and transmission shafts 21 are fixedly connected to two sides of the transmission block 3.

The outer surface of transmission shaft 21 rotates and is connected with supporting seat 2, the upper surface of supporting seat 2 is connected with the internal surface fixed of casing 1, the surface bottom of gyro wheel 4 rotates and is connected with walking wheel 10, the meshing has pivot 7 below transmission shaft 21, the bottom fixed connection of pivot 7 has regulating block 8, two machine oil slide rails 5 of surface fixed of casing 1, the inside sliding connection of slide rail 5 has slider 12, one side of slider 12 is through connecting spring 11 and the internal surface elastic connection of slide rail 5.

The size of slider 12 and the size looks adaptation of slide rail 5, the front surface of slider 12 is rotated through the connecting rod and is connected with blade holder 14, the surface of casing 1 just is located the fixed frame 20 of the below fixedly connected with of slide rail 5, the inside sliding connection of fixed frame 20 has spring stay 19, one side fixedly connected with blade 13 of spring stay 19, the inside bottom sliding connection of casing 1 has slide 16, the lower surface of slide 16 passes through the internal surface elastic connection of supporting spring 9 with casing 1.

The upper surface left side fixedly connected with of slide 16 adjusts pole 15, and the upper surface through connection of slide 16 has spacing post 17, and the bottom of spacing post 17 is connected with the internal surface fixed connection of casing 1, spacing post 17's middle fixedly connected with gasbag 18, slide 16's lower fixed surface is connected with gasbag 18, slide 16's lower surface and the equal fixedly connected with supporting spring 9 in both sides that are located gasbag 18, casing 1's inside fixedly connected with gag lever post 6.

When blade 13 receives thrust, spring vaulting pole 19 is tensile, when the blade is not atress, blade 13 withdraws under the effect of spring vaulting pole 19 elasticity, under the mutual combined action of dialling board and spring vaulting pole 19, reciprocating motion is made a round trip to blade 13, cut off the rope and some other impurity that will want to twine, avoid twining on the connecting axle of universal wheel, it dies to lead to walking wheel 10 card, influence the normal use of erection equipment on the universal wheel, timely avoid taking place the winding on the universal wheel, convenience when can ensure the universal wheel and use.

Adjusting block 8 is just once extrudeed adjusting lever 15 every round of turn, simultaneously under supporting spring 9's combined action, reciprocating motion about slide 16 is in the inside of casing 1, extrude and stretch gasbag 18 simultaneously, when the extruded in-process of gasbag 18, the inside air of gasbag 18 receives pressure discharge, the minor diameter impurity treatment with the connecting axle and the junction of walking wheel 10 falls, the inside of avoiding entering into walking wheel 10 leads to walking wheel 10 inside to lack oil, the wearing and tearing of walking wheel 10 inner bearing, influence the life of universal wheel.

When the walking wheel 10 is used, the roller 4 drives the transmission block 3 to rotate in the rotating process of the walking wheel 10, then the transmission shaft 21 on the transmission block 3 drives the rotating shaft 7 meshed with the transmission block to rotate, the shifting plate is fixedly connected at the middle position of the rotating shaft 7, the bottom end of the rotating shaft 7 is fixedly connected with the adjusting block 8, when the rotating shaft 7 rotates, the shifting plate can apply thrust to the blade 13 intermittently in the rotating process of the rotating shaft 7, simultaneously, under the action of the spring support rod 19 in the fixing frame 20 on the blade 13, when the blade 13 is subjected to the thrust, the spring support rod 19 stretches, when the blade is not subjected to the force, the blade 13 is retracted under the action of the elastic force of the spring support rod 19, under the mutual combined action of the shifting plate and the spring support rod 19, the blade 13 reciprocates back and forth to cut off a rope and other impurities to be wound, the rope and other impurities are prevented from being wound on a connecting shaft of the universal wheel, influence the normal use of erection equipment on the universal wheel, simultaneously in pivot 7 pivoted, the regulating block 8 synchronous rotation of its bottom, regulating block 8 extrudees adjusting lever 15 at the rotation end in-process, regulating block 8 rotates the round and just extrudees adjusting lever 15 once for every turn, simultaneously under supporting spring 9's combined action, reciprocating motion about slide 16 is in the inside of casing 1, extrude and stretch gasbag 18 simultaneously, when 18 extruded in-process of gasbag, 18 inside air of gasbag receives pressure discharge, fall the minor diameter impurity processing of connecting axle and walking wheel 10's junction, the inside of avoiding entering walking wheel 10 leads to walking wheel 10 inside to lack of oil, the wearing and tearing of walking wheel 10 inner bearing, influence the life of universal wheel.

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.