CN216789163U - Automobile steering internal gear - Google Patents

Abstract

The utility model provides an automobile steering inner gear, which relates to the technical field of inner gears and solves the problem that an oil injection hole of the existing inner gear is very inconvenient to inject oil. The utility model discloses a, simple structure is reasonable, the modern design, and easy operation is convenient, can effectively improve the oiling efficiency to internal gear, has higher practical value.

Description

Automobile steering internal gear

Technical Field

The utility model belongs to the technical field of internal gears, and particularly relates to an automobile steering internal gear.

Background

Publication No.: CN210889985U A kind of car turns to the inner gear, including the inside has a ring body of a ring tooth, there are annular lubrication grooves on the roof of the ring body, have the lubrication through hole on the tooth, there are oil inlet through holes on the outer wall of the ring body, the lubrication groove is made up of two sidewalls that are set up against and bottom wall located between two sidewalls, there are ribs integrally formed on the bottom wall of the lubrication groove, the rib both ends extend to two lubrication groove sidewalls separately, the rib has two at least and along the circumferential equipartition of the ring body; the cover ring made of transparent plastic materials is inserted into the lubricating groove, the cross section of the cover ring is in an inverted concave shape, the inner side wall and the outer side wall of the cover ring are respectively attached to the two side walls of the lubricating groove to form sealing, at least two ribs are provided with a first threaded hole axially arranged along the ring body, a second threaded hole is arranged on the cover ring in a penetrating mode, the number of the first threaded hole is the same as that of the second threaded hole, and a bolt is screwed in the first threaded hole and the second threaded hole. The automobile steering internal gear is simple in structure.

Based on the above, the present inventors found that the following problems exist: publication No.: CN210889985U an automobile steering internal gear's oil filler point is very inconvenient when carrying out the oiling, need use special instrument to open the shutoff piece, just can carry out the oiling, has reduced the oiling efficiency to the internal gear.

In view of the above, the present invention provides an inner gear for a steering wheel of an automobile, which is improved in view of the conventional structure and disadvantages, so as to achieve the purpose of higher practical value.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides an automobile steering inner gear, which aims to solve the problem that an oil injection hole of the existing inner gear is very inconvenient to inject oil.

The utility model relates to an automobile steering internal gear, which is achieved by the following specific technical means:

the utility model provides an automobile steering internal gear, includes the internal gear body, the oil filling cavity has been seted up to the inside of internal gear body, the outside of internal gear body is inlayed and is established and install the oil injection mouth, the inside bottom fixed mounting of oil injection mouth has the tripod, one side fixed mounting of tripod has the spring, one side fixed mounting of spring has the sealing plug, the spout has all been seted up to the inside both sides of oil injection mouth, sliding connection between sealing plug and the spout, one side fixed mounting of sealing plug has a pair of sealing block, the draw-in groove has all been seted up in one side that is close to sealing block in the inside of oil injection mouth, the oil duct has been seted up in the bottom side that is close to the sealing plug in the inside of oil injection mouth.

Furthermore, the inner wall of the inner gear body is provided with a plurality of teeth, and the teeth are symmetrically distributed on the central axis.

Furthermore, inclined holes are formed in one side, close to the teeth, of the inner wall of the inner gear body, and one ends of the inclined holes are communicated with the oil injection cavity.

Furthermore, the clamping groove and the sealing block are clamped with each other, and the sealing block is made of rubber.

Furthermore, the observation window is inlayed and is installed in the one side that is close to the oiling mouth to the internal gear body, the observation window is the toughened glass material.

Furthermore, an oil filling hole is formed in one side of the oil filling nozzle.

Furthermore, the internal gear body is made of metal, and the surface of the internal gear body is coated with a hot-dip galvanized layer.

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

1. the automobile steering internal gear has the advantages that by arranging the oil injection cavity, lubricating oil can be injected into the internal gear body, so that the internal gear body can be lubricated in time when rotating, the abrasion of teeth is reduced, when a user props against the inward direction of the sealing plug and the sealing plug slides to the position of the oil duct through the cooperation of the triangular support, the spring, the sealing block, the sealing plug, the sliding groove and the oil duct, the lubricating oil can be injected into the oil injection cavity through the oil duct, after the oil injection is finished, the sealing plug is loosened, the sealing plug is reset by utilizing the elasticity of the spring, the oil injection cavity is blocked, and the oil injection efficiency of the user is improved;

2. according to the automobile steering internal gear, the sealing performance of the sealing plug is improved through the mutual clamping of the clamping groove and the sealing block, the leakage of lubricating oil in the oil injection cavity is avoided, and when the internal gear body rotates, the spring pushes the sealing plug to block the oil injection hole due to the centrifugal force effect, so that the sealing performance of the sealing plug is better; the internal gear oiling device is simple and reasonable in structure, novel in design, simple and convenient to operate, capable of effectively improving the oiling efficiency of the internal gear, and high in practical value.

Drawings

Fig. 1 is a perspective view of the present invention.

Fig. 2 is a side view schematic of the present invention.

Fig. 3 is a side cross-sectional schematic view of the present invention.

Fig. 4 is an enlarged view of the structure a of fig. 3 according to the present invention.

In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

1. an internal gear body; 2. an observation window; 3. an inclined hole; 4. an oil injection nozzle; 5. teeth; 6. an oil filler hole; 7. a sealing plug; 8. a sealing block; 9. an oil injection cavity; 10. a tripod; 11. a spring; 12. a chute; 13. a slot for a card slot; 14. an oil passage.

Detailed Description

The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the utility model but are not intended to limit the scope of the utility model.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the utility model. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

as shown in figures 1 to 4:

the utility model provides an automobile steering internal gear, which comprises an internal gear body 1, wherein an oil injection cavity 9 is formed in the internal gear body 1, lubricating oil can be injected into the internal gear body 1 through the oil injection cavity 9, the internal gear body 1 can be timely lubricated during rotation, the abrasion of teeth 5 is reduced, an oil injection nozzle 4 is embedded and installed on the outer side of the internal gear body 1, the oil injection nozzle 4 is installed to facilitate oil injection into the internal gear body 1, a tripod 10 is fixedly installed at the bottom inside the oil injection nozzle 4, a spring 11 is fixedly installed on one side of the tripod 10, a sealing plug 11 is installed through the spring 11, the oil injection nozzle 4 is propped against by the spring 7, the lubricating oil is prevented from leaking out, when a user injects oil, one end of the oil injection nozzle 7 is propped to move inwards, and the lubricating oil can be injected into the oil injection cavity 8 through an oil duct 14 at the bottom side of the sealing plug 7, one side fixed mounting of spring 11 has sealing plug 7, spout 12 has all been seted up to the inside both sides of oiling mouth 4, sliding connection between sealing plug 7 and the spout 12 through seting up spout 12, and the sealing plug 7 of being convenient for removes, one side fixed mounting of sealing plug 7 has a pair of sealed piece 8, draw-in groove 13 has all been seted up in one side that is close to sealed piece 8 to the inside of oiling mouth 4, through seting up draw-in groove 13, improves the leakproofness of sealing plug 7, oil duct 14 has been seted up in the bottom side that is close to sealing plug 7 to the inside of oiling mouth 4, and through seting up oil duct 14, the lubricating oil of being convenient for enters into oiling chamber 9 inside.

Wherein, the inner wall of internal gear body 1 is equipped with a plurality of teeth 5, and is a plurality of teeth 5 are the central axis symmetric distribution, through being the central axis symmetric distribution with teeth 5, the internal gear body 1 of being convenient for transmits.

Inclined hole 3 has all been seted up to one side that the inner wall of internal gear body 1 is close to tooth 5, just the one end and the oiling chamber 9 of inclined hole 3 communicate with each other, through seting up inclined hole 3 for lubricating oil can slide along tooth 5, improves the lubricated effect to tooth 5.

Wherein, mutual block between draw-in groove 13 and the sealed piece 8, sealed piece 8 is the rubber material, through with draw-in groove 13 and sealed piece 8 between mutual block, has improved the sealed effect of sealing plug 7.

Wherein, internal gear body 1 inlays in one side that is close to glib talker 4 and establishes and installs observation window 2, observation window 2 is the toughened glass material, establishes installation observation window 2 through inlaying, and for the toughened glass material, and convenient to use person observes the inside oil mass of notes oil pocket 9.

Wherein, an oil hole 6 is arranged on one side of the oil nozzle 4, and the oil can be injected conveniently by a user through arranging the oil hole 6.

Wherein, internal gear body 1 is the metal material, just internal gear body 1's surface scribbles hot galvanizing coat, through setting up internal gear body 1 to the metal material, and scribble hot galvanizing coat, improves internal gear body 1's life and corrosion-resistant effect.

The specific use mode and function of the embodiment are as follows:

when the product is used, whether all mechanisms in the automobile steering internal gear are complete or not is firstly checked, then lubricating oil is injected into the oil injection cavity 9 through the oil injection hole 6 through the injector, when a user utilizes the injector to support the sealing plug 7 to inject inwards, the sealing plug 7 slides to the position of the oil duct 14, the lubricating oil can be injected into the oil injection cavity 9 through the oil duct 14, after the oil injection is finished, the sealing plug 7 is loosened, the sealing plug 7 is reset by utilizing the elasticity of the spring 11 to seal the oil injection cavity 9, so that the oil injection efficiency of the user is improved, when the internal gear body 1 rotates, the spring 11 supports the sealing plug 7 to seal the oil injection hole 6 due to the centrifugal force, the sealing performance of the sealing plug 7 is better, and when the internal gear body 1 rotates, the lubricating oil in the oil injection cavity 9 flows along the teeth 5 from the inclined hole 3, thereby improving the lubricating effect on the teeth 5 and the gear and reducing the abrasion on the teeth 5 and the gear.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the utility model in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the utility model and the practical application, and to enable others of ordinary skill in the art to understand the utility model for various embodiments with various modifications as are suited to the particular use contemplated.

Claims (7)

1. An automobile steering internal gear, includes internal gear body (1), its characterized in that: the oil injection cavity (9) has been seted up to the inside of internal gear body (1), the outside of internal gear body (1) is inlayed and is established and install oil injection mouth (4), the inside bottom fixed mounting of oil injection mouth (4) has tripod (10), one side fixed mounting of tripod (10) has spring (11), one side fixed mounting of spring (11) has sealing plug (7), spout (12) have all been seted up to the inside both sides of oil injection mouth (4), sliding connection between sealing plug (7) and spout (12), one side fixed mounting of sealing plug (7) has a pair of sealing block (8), draw-in groove (13) have all been seted up in one side that is close to sealing block (8) to the inside of oil injection mouth (4), oil duct (14) have been seted up in the bottom side that is close to sealing block (7) to the inside of oil injection mouth (4).

2. The automotive steering internal gear according to claim 1, characterized in that: the inner wall of the inner gear body (1) is provided with a plurality of teeth (5), and the teeth (5) are symmetrically distributed around a central axis.

3. The automotive steering internal gear according to claim 2, characterized in that: inclined holes (3) are formed in one side, close to the teeth (5), of the inner wall of the inner gear body (1), and one ends of the inclined holes (3) are communicated with the oil injection cavity (9).

4. The automotive steering internal gear according to claim 1, characterized in that: the clamping groove (13) and the sealing block (8) are clamped with each other, and the sealing block (8) is made of rubber.

5. The automotive steering internal gear according to claim 1, characterized in that: the internal gear body (1) inlays in one side that is close to oiling mouth (4) and establishes and installs observation window (2), observation window (2) are the toughened glass material.

6. The automotive steering internal gear according to claim 1, characterized in that: an oil filling hole (6) is formed in one side of the oil filling nozzle (4).

7. The automotive steering internal gear according to claim 1, characterized in that: the internal gear body (1) is made of metal, and a hot-dip galvanized layer is coated on the surface of the internal gear body (1).

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