CN215673476U

CN215673476U - High strength power assisted steering pump belt pulley

Info

Publication number: CN215673476U
Application number: CN202121733118.7U
Authority: CN
Inventors: 李军; 沈张杰; 苏春霞
Original assignee: Hebei Dena V Wheel Co ltd
Current assignee: Hebei Dena V Wheel Co ltd
Priority date: 2021-07-28
Filing date: 2021-07-28
Publication date: 2022-01-28
Anticipated expiration: 2031-07-28

Abstract

The utility model belongs to the technical field of belt pulleys and discloses a high-strength power-assisted steering pump belt pulley which comprises a sleeve cone, wherein an arc-shaped arm is movably sleeved on the outer side of the sleeve cone, a first gear is fixedly connected to the left end of the arc-shaped arm, a pin shaft is movably sleeved in the middle of the first gear, a second gear is meshed on the outer side of the first gear, a connecting disc is fixedly installed at the top of the second gear, and a connecting arm is movably sleeved at the right end of the arc-shaped arm. The purpose of adjusting the diameter of the belt pulley is achieved through the lower baffle, the water seepage hole, the upper baffle and other structures, the iris structure composed of the arc-shaped arm, the first gear, the pin shaft and the second gear takes the pin shaft as the center when the second gear rotates, the connecting arm is driven to push the wheel block when the second gear rotates, the wheel block, the lower baffle and the upper baffle are in a sleeved connection, and the stability and the non-deviation of the wheel block can be guaranteed when the wheel block moves.

Description

High strength power assisted steering pump belt pulley

Technical Field

The utility model belongs to the technical field of belt pulleys, and particularly relates to a high-strength power-assisted steering pump belt pulley.

Background

The belt pulley belongs to a hub part, generally has a large relative size, generally is cast and forged in a manufacturing process, generally has a large size and is designed to be cast, the material is generally cast iron (the casting performance is good), and the steel is rarely cast (the casting performance of the steel is poor); generally, the belt pulley is small in size, can be designed to be forged, is made of steel, and is mainly used in occasions for transmitting power at long distance, such as the output of small diesel engine power, agricultural vehicles, tractors, automobiles, mining machinery, machining equipment, textile machinery, packaging machinery, lathes, forging beds, the transmission of power of small horsepower motorcycles, the transmission of power of agricultural machinery, air compressors, speed reducers, generators, cotton ginning machines and the like.

The size of current belt pulley is fixed dimension, can't adjust, current belt often adopts brute force hard pull when installing and dismantling, though the belt has certain elasticity, hard pull like this can lead to the fact certain damage to the belt unavoidably, and the mode of hard pull consumes strength very much, consequently design a belt pulley that can carry out size adjustment, can convenient and fast install the belt, can not cause the damage, and adjust the size of belt pulley self and can make it satisfy more user demands.

The heat can be produced because of the friction when carrying out the during operation to current belt, and the heat can be to making the belt soft, and the belt is more worn and torn after the softening to can influence its transmission efficiency, change the belt for a long time, consequently, design a structure that can cool down to the belt to above-mentioned problem, guaranteed the working life of belt and the transmission efficiency of equipment.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems and provides a high-strength power-assisted steering pump belt pulley which has the advantages of adjustable diameter and good belt cooling effect.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a high strength power assisted steering pump belt pulley, includes the cover awl, the arc arm has been cup jointed in the outside activity of cover awl, the left end fixedly connected with gear one of arc arm, the round pin axle has been cup jointed in the middle part activity of gear one, the outside meshing of gear one has gear two, the top fixed mounting of gear two has the connection pad, the linking arm has been cup jointed in the right-hand member activity of arc arm, the right-hand member activity of linking arm has the wheel piece, the threaded connection all around at connection pad top has bolt one, spacing has been cup jointed in the middle part activity of bolt one, reaches the control of wheel piece through iris flower structure, reaches the spacing of wheel piece through the cup jointing relation of wheel piece and lower baffle and last baffle to rotate the regulation through connection pad and two control gear wheels, and can carry on spacingly through spacing.

As a preferred technical scheme of the utility model, a lower baffle is movably sleeved at the bottom of the wheel block, a water seepage hole is formed in the outer side of the top of the lower baffle, an upper baffle is movably sleeved at the top of the wheel block, a horizontal block is fixedly installed at the top of the upper baffle, a second bolt is in threaded connection with the top of the horizontal block, a rubber gasket is movably sleeved at the middle part of the second bolt, cavities are formed in the lower baffle and the upper baffle for storing water, water is injected through the horizontal block, the diameter value of the water seepage hole is small, internal liquid cannot seep out in a common state, when the belt pulley rotates to work, the liquid is extruded under the action of centrifugal force and is discharged from the water seepage hole to the outer surface of the belt to cool the belt, and the belt cannot slip due to the fact that two discharged water are few at each time.

As a preferred technical scheme of the utility model, the number of the arc-shaped arms is ten, five arc-shaped arms are arranged in a group outside the sleeve cone to form a circular ring, the number of the wheel blocks and the connecting arm is five, the five wheel blocks jointly form a circular ring shape, the cross section of each wheel block is convex, the arc-shaped arms, the first gear, the pin shaft and the second gear jointly form an iris flower structure, and the connecting disc can drive the first gear and the arc-shaped arms to rotate by taking the pin shaft as an axis, so that the wheel blocks move to achieve the effect of adjusting the diameter of the belt pulley.

As a preferred technical scheme of the utility model, the middle of the top of the upper baffle is provided with a square rack which is movably sleeved with four limiting strips, the length value and the width value of each limiting strip are equal to those of the square rack, the limiting strips limit the connecting disc, the stability of the equipment after the size adjustment is ensured, and the limiting strips can move up and down to be adjusted and are matched with the equipment to be adjusted and fixed.

As a preferred technical scheme of the utility model, the diameter value of the water seepage hole is zero point two nanometers, the bottom of the upper baffle plate is provided with the water seepage hole, the interiors of the lower baffle plate and the upper baffle plate are respectively provided with the annular cavity, the annular cavities are communicated with the water seepage hole, the smaller diameter value of the water seepage hole can ensure that the internal liquid cannot overflow outwards when the internal liquid is stable, and the internal liquid is extruded by centrifugal force to overflow to the surface of the belt to cool the belt when the equipment works.

According to the preferable technical scheme, the number of the horizontal blocks, the number of the rubber gaskets and the number of the second bolts are two, the horizontal blocks, the number of the rubber gaskets and the number of the second bolts are evenly distributed at the bottom of the upper baffle and the top of the lower baffle, the horizontal blocks are communicated with the annular cavity, water is injected into the inner annular cavity through the horizontal blocks, the second bolts are used for sealing, and the rubber gaskets can reduce friction between the horizontal blocks and the second bolts and have a better sealing effect.

Compared with the prior art, the utility model has the following beneficial effects:

1. the purpose of adjusting the diameter of the belt pulley is achieved through the lower baffle, the water seepage hole, the upper baffle and other structures, the iris structure composed of the arc-shaped arm, the first gear, the pin shaft and the second gear takes the pin shaft as the center when the second gear rotates, the connecting arm is driven to push the wheel block when the second gear rotates, the wheel block, the lower baffle and the upper baffle are in a sleeved connection, and the stability and the non-deviation of the wheel block can be guaranteed when the wheel block moves.

2. The belt cooling device achieves the purpose of good belt cooling effect through the horizontal block, the rubber gasket, the bolt and other structures, can achieve the function through a simple structure by limiting the flow of the liquid inside through the water seepage hole, can limit the liquid in the annular cavity to flow out only when the belt pulley works, and is more convenient to use.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a top view of the present invention at the curved arm;

FIG. 3 is a perspective view of the present invention;

FIG. 4 is an enlarged view taken at A in FIG. 3 according to the present invention;

FIG. 5 is a view showing the separation of the bolt according to the present invention.

In the figure: 1. sleeving a cone; 2. an arc-shaped arm; 3. a first gear; 4. a pin shaft; 5. a second gear; 6. a connecting disc; 7. a wheel block; 8. a lower baffle plate; 9. a water seepage hole; 10. an upper baffle plate; 11. a limiting strip; 12. a first bolt; 13. a connecting arm; 14. a horizontal block; 15. a rubber gasket; 16. and a second bolt.

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.

As shown in figures 1 to 5, the utility model provides a high-strength power-assisted steering pump belt pulley, which comprises a sleeve cone 1, wherein an arc-shaped arm 2 is movably sleeved on the outer side of the sleeve cone 1, a first gear 3 is fixedly connected to the left end of the arc-shaped arm 2, a pin shaft 4 is movably sleeved in the middle of the first gear 3, a second gear 5 is meshed with the outer side of the first gear 3, a connecting disc 6 is fixedly installed at the top of the second gear 5, a connecting arm 13 is movably sleeved at the right end of the arc-shaped arm 2, a wheel block 7 is movably sleeved at the right end of the connecting arm 13, a first bolt 12 is connected with the periphery of the top of the connecting disc 6 in a threaded manner, a limiting strip 11 is movably sleeved in the middle of the first bolt 12, the control over the wheel block 7 is achieved through a Iris flower structure, the limiting over of the wheel block 7 is achieved through the sleeved relationship between the lower baffle 8 and the upper baffle 10, the working stability of the wheel block 7 is ensured, and the rotation adjustment over the first gear 3 is controlled through the connecting disc 6 and the second gear 5, and can be limited by the limiting strip 11.

Wherein, the bottom activity of wheel piece 7 has cup jointed baffle 8 down, infiltration hole 9 has been seted up in the outside at 8 tops of baffle down, the top activity of wheel piece 7 has cup jointed overhead gage 10, overhead gage 10's top fixed mounting has horizontal piece 14, horizontal piece 14's top threaded connection has two bolts 16, rubber gasket 15 has been cup jointed in the middle part activity of two bolts 16, baffle 8 and overhead gage 10 are inside all seted up the cavity down and are used for depositing water, water pours into through horizontal piece 14, the diameter value in infiltration hole 9 is very little, inside liquid can not ooze under the ordinary state, when belt pulley rotation during operation, liquid is extruded under the effect of centrifugal force and falls to the belt surface from infiltration hole 9 discharge, cool down the belt, and because two of discharging at every turn are very few, and can not make the belt skid.

The number of the arc-shaped arms 2 is ten, five arc-shaped arms are arranged in a group to form a circular ring outside the sleeve cone 1, the number of the wheel blocks 7 and the number of the connecting arms 13 are five, the five wheel blocks 7 jointly form a circular ring shape, the cross section of each wheel block 7 is convex, the arc-shaped arms 2, the first gear 3, the pin shaft 4 and the second gear 5 jointly form an iris flower structure, and the connecting disc 6 can drive the first gear 3 and the arc-shaped arms 2 to rotate by taking the pin shaft 4 as an axis, so that the wheel blocks 7 move to achieve the effect of adjusting the diameter of the belt pulley.

Wherein, square rack has been seted up to the centre at last baffle 10 top, and square rack cup joints with spacing 11 activity, and there are four spacing 11 quantity, and spacing 11 length value and width value equal length value and the width value of square rack, carry on spacingly through spacing 11 to connection pad 6, have guaranteed the stability after the equipment size is adjusted to spacing 11 can reciprocate the regulation, and the cooperation equipment is adjusted fixedly.

Wherein, the diameter value in infiltration hole 9 is two nanometers at zero point, and infiltration hole 9 has been seted up to the bottom of going up baffle 10, and the annular chamber has all been seted up to baffle 8 and the inside of going up baffle 10 down, and the annular chamber is linked together with infiltration hole 9, and the less diameter value in infiltration hole 9 can guarantee that inside liquid can not outwards spill over when steady, extrudees the belt surface and cools down to the belt to inside liquid through centrifugal force at equipment during operation.

The quantity of the horizontal blocks 14, the rubber gaskets 15 and the second bolts 16 is two, the horizontal blocks 14, the rubber gaskets 15 and the second bolts 16 are evenly distributed at the bottom of the upper baffle plate 10 and the top of the lower baffle plate 8, the horizontal blocks 14 are communicated with the annular cavity, water is injected into the inner annular cavity through the horizontal blocks 14, the annular cavity is sealed through the second bolts 16, and the rubber gaskets 15 can reduce friction between the horizontal blocks 14 and the second bolts 16 and have a better sealing effect.

The working principle and the using process of the utility model are as follows:

firstly, loosening a first bolt 12 to pull up a limiting strip 11, then clockwise rotating a connecting disc 6 to drive an internal iris structure to enable a connecting arm 13 to move outwards to drive a wheel block 7 to deviate so as to enable the diameter of a belt pulley to be adjusted to be minimum, because the wheel block 7, a lower baffle 8 and the first bolt 12 are in a sleeved connection, the wheel block 7 is not enabled to deflect, the connecting disc 6 is reversely rotated to enable the belt to be tightened after the belt is installed, at the moment, the limiting strip 11 is moved downwards to enable the limiting strip to be clamped on a square rack, the first bolt 12 is tightened, and at the moment, installation is completed;

and the second bolt 16 is screwed off, water is injected through the small holes in the surface of the horizontal block 14, the second bolt 16 is screwed after the water is full, and the horizontal block 14 not only can reduce the friction between the horizontal block 14 and the second bolt 16, but also can ensure that the sealing effect is better.

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.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a high strength power assisted steering pump belt pulley, includes cover awl (1), its characterized in that: arc arm (2) have been cup jointed in the outside activity of cover awl (1), the left end fixedly connected with gear (3) of arc arm (2), round pin axle (4) have been cup jointed in the middle part activity of gear (3), the outside meshing of gear (3) has gear two (5), the top fixed mounting of gear two (5) has connection pad (6), linking arm (13) have been cup jointed in the right-hand member activity of arc arm (2), the right-hand member activity of linking arm (13) has wheel piece (7), threaded connection all around at connection pad (6) top has bolt one (12), spacing (11) have been cup jointed in the middle part activity of bolt one (12).

2. A high strength power assisted steering pump pulley according to claim 1 in which: the bottom activity of taking turns piece (7) has cup jointed baffle (8) down, infiltration hole (9) have been seted up in the outside at baffle (8) top down, the top activity of taking turns piece (7) has cup jointed overhead gage (10), the top fixed mounting of overhead gage (10) has horizontal piece (14), the top threaded connection of horizontal piece (14) has bolt two (16), rubber gasket (15) have been cup jointed in the middle part activity of bolt two (16).

3. A high strength power assisted steering pump pulley according to claim 1 in which: the number of arc arm (2) is ten and five and arranges for a set of and make up into the ring in set awl (1) outside, the number of round piece (7) and linking arm (13) is five round piece (7) constitute the torus shape jointly, the cross sectional shape of round piece (7) is the convex.

4. A high strength power assisted steering pump pulley according to claim 2 in which: the middle of overhead gage (10) top has been seted up square rack, square rack and spacing (11) activity cup joint, the quantity of spacing (11) has four, the length value and the width value of spacing (11) are equal to the length value and the width value of square rack.

5. A high strength power assisted steering pump pulley according to claim 2 in which: the diameter value of the water seepage hole (9) is two nanometers at zero point, the water seepage hole (9) is formed in the bottom of the upper baffle (10), the annular cavities are formed in the lower baffle (8) and the upper baffle (10), and the annular cavities are communicated with the water seepage hole (9).

6. A high strength power assisted steering pump pulley according to claim 2 in which: the number of the horizontal blocks (14), the number of the rubber gaskets (15) and the number of the second bolts (16) are two, the horizontal blocks are evenly distributed at the bottom of the upper baffle (10) and the top of the lower baffle (8), and the horizontal blocks (14) are communicated with the annular cavity.