CN207549867U - A kind of wheel hub for having auto-lock function - Google Patents

Abstract

The utility model discloses a kind of wheel hubs for having auto-lock function, including ontology, circular groove and connecting hole are provided on the ontology, and capping is connected on the outside of circular groove, bull stick is provided in the circular groove, and the inside of bull stick is equipped with Fair faces vortex spring, block-resistant lid is connected on the outside of the bull stick, and through-hole is provided on block-resistant lid, the lower end of the bull stick is connected by bearing with from locking closure, and self-locking covers and is provided with lockhole, it is described to be connected from the lower end of locking closure by compressed spring with ontology, the lockhole is connected by ratchet with pawl, and pawl is set to the outside of inner ring, the inner ring is connected by outer ring with connecting hole, and inner ring is internally connected with connection bolt.The wheel hub for having auto-lock function is avoided that foreign object enters in circular groove, and circular groove is caused to block, and is avoided that foreign object enters connecting hole, in order to avoid foreign object blocks connecting hole, it is avoided that inner ring rotates backward, so as to can guarantee that connection bolt stabilization is connected with connecting hole, the wheel hub is made to have auto-lock function.

Description

A kind of wheel hub for having auto-lock function

Technical field

The utility model is related to wheel hub correlative technology field, specially a kind of wheel hub for having auto-lock function.

Background technology

Wheel hub is wide support the drum-shaped of tire, metal parts of the center on axis in tire, is called wheel rim, steel Circle, wheel, tire bell, wheel hub are various according to diameter, width, molding mode, material variety classes.

But existing wheel hub does not have auto-lock function, this causes automobile in prolonged driving process, and hold-doun nut holds It easily loosens, be easy to causeing connection bolt cannot be stably connected with connecting hole, cause security risk occur.

Utility model content

The purpose of this utility model is to provide a kind of wheel hub for having auto-lock function, to solve to carry in above-mentioned background technology It has wheel hub and does not have the problem of auto-lock function.

To achieve the above object, the utility model provides following technical solution：A kind of wheel hub for having auto-lock function, including Ontology is provided with circular groove and connecting hole, and capping is connected on the outside of circular groove on the ontology, is provided with and turns in the circular groove Bar, and the inside of bull stick is equipped with Fair faces vortex spring, is connected with block-resistant lid on the outside of the bull stick, and be provided on block-resistant lid logical Hole, the lower end of the bull stick is connected by bearing with from locking closure, and self-locking covers and is provided with lockhole, the lower end from locking closure It is connected by compressed spring with ontology, the lockhole is connected by ratchet with pawl, and pawl is set to the outside of inner ring, The inner ring is connected by outer ring with connecting hole, and inner ring is internally connected with connection bolt.

Preferably, the capping is connected, and circular groove mutually runs through with connecting hole by the way of engaging with circular groove.

Preferably, the axis of the bull stick and the axis of ontology overlap, and bull stick is set perpendicular to block-resistant lid.

Preferably, the block-resistant lid is with arranged in parallel from locking closure, and block-resistant lid covers equal angular point with self-locking It is not provided with 5 through-holes and 5 lockholes.

Preferably, the structure that the outer ring and inner ring are formed is identical with the structure of bearing, and the medial surface of inner ring uses spiral shell The mode of line connection is connected with connecting the lateral surface of bolt.

Preferably, the ratchet is connected by the way of engaging with pawl, and the number of pawl is three.

Compared with prior art, the beneficial effects of the utility model are：The wheel hub for having auto-lock function uses capping, prevents Blanking cover, Fair faces vortex spring, the design from locking closure, compressed spring, inner ring, ratchet and pawl, the design of capping, be avoided that foreign object into Entering in circular groove, circular groove is caused to block, the design of block-resistant lid can cover connecting hole, so as to be avoided that foreign object enters connecting hole, in order to avoid Foreign object blocks connecting hole, and the design of Fair faces vortex spring can keep the state of block-resistant lid, so as to can guarantee the wheel hub in normal condition Under be constantly in anti-blocking state, from the design of locking closure, can guarantee that lockhole overlaps always with connecting hole, the design of compressed spring, energy Ensure from the in stable condition of locking closure, the design of inner ring enables connection bolt to be rotated by inner ring, stretches into connecting hole, ratchet and spine The design of pawl is avoided that inner ring rotates backward, so as to can guarantee that connection bolt stabilization is connected with connecting hole, so as to make the wheel hub Has auto-lock function.

Description of the drawings

Fig. 1 is the utility model main structure diagram；

Fig. 2 is that the utility model opens capping and rotates the structure diagram of bull stick；

Fig. 3 is the utility model block-resistant lid overlooking the structure diagram；

Fig. 4 is the utility model from locking closure overlooking the structure diagram；

Fig. 5 is the utility model broken section structure diagram；

Fig. 6 connects bolt fastening structure schematic diagram for the utility model；

Fig. 7 is the utility model lockhole and inner ring attachment structure schematic diagram.

In figure：1st, ontology, 2, capping, 3, circular groove, 4, bull stick, 5, connecting hole, 6, connection bolt, 7, Fair faces vortex spring, 8, Block-resistant lid, 9, through-hole, 10, bearing, 11, from locking closure, 12, lockhole, 13, outer ring, 14, inner ring, 15, ratchet, 16, pawl, 17, pressure Contracting spring.

Specific embodiment

The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out It clearly and completely describes, it is clear that the described embodiments are only a part of the embodiments of the utility model rather than whole Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are without making creative work All other embodiments obtained shall fall within the protection scope of the present invention.

- 7 are please referred to Fig.1, the utility model provides a kind of technical solution：A kind of wheel hub for having auto-lock function, including this Body 1 is provided with circular groove 3 and connecting hole 5 on ontology 1, and the outside of circular groove 3 is connected with capping 2, and capping 2 is by the way of engaging It is connected with circular groove 3, and circular groove 3 mutually runs through with connecting hole 5, is avoided that foreign object blocks capping 2, and convenient for the opening of capping 2 With closing, it is provided with bull stick 4 in circular groove 3, and the inside of bull stick 4 is equipped with Fair faces vortex spring 7, the outside of bull stick 4 is connected with anti- Blanking cover 8, and through-hole 9 is provided on block-resistant lid 8, block-resistant lid 8 with arranged in parallel from locking closure 11, and block-resistant lid 8 with from locking closure It is equal angular on 11 to be respectively arranged with 5 through-holes 9 and 5 lockholes 12, block-resistant lid 8 can be made with acting on 5 simultaneously from locking closure 11 A connecting hole 5, the lower end of bull stick 4 are connected, and lockhole 12, bull stick are provided with from locking closure 11 by bearing 10 with from locking closure 11 The axis of 4 axis and ontology 1 overlaps, and bull stick 4 is set perpendicular to block-resistant lid 8, can be controlled convenient for user by bull stick 4 Block-resistant lid 8 processed and the state from locking closure 11, are connected from the lower end of locking closure 11 by compressed spring 17 with ontology 1, and lockhole 12 is logical It crosses ratchet 15 with pawl 16 to be connected, and pawl 16 is set to the outside of inner ring 14, ratchet 15 is by the way of engaging and pawl 16 are connected, and the number of pawl 16 is three, is avoided that inner ring 14 rotates backward, so as to which the wheel hub is made to have self-locking work( Can, in order to ensure to connect being stably connected with for bolt 6 and connecting hole 5, inner ring 14 is connected by outer ring 13 with connecting hole 5, and Inner ring 14 is internally connected with connection bolt 6, and the structure that outer ring 13 and inner ring 14 are formed is identical with the structure of bearing 10, and inner ring 14 medial surface is connected by the way of being threadedly coupled with connecting the lateral surface of bolt 6, can be rotated convenient for inner ring 14, so as to just It is put in connecting hole 5 in bolt 6 will be connected.

Operation principle：When using the wheel hub for having auto-lock function, the wheel hub that this is had to auto-lock function first is taken By automobile, and five connection bolts 6 is made to be directed at 5 inner rings 14, then ontology 1 is pushed to automobile steering, rotate inner ring 14, so as to Five connection bolts 6 is made to stretch into five connecting holes 5, ratchet 15 and pawl 16 will prevent inner ring 14 from rotating backward at this time, so as to The link position of connection bolt 6 and connecting hole 5 is locked, bull stick 4 is then rotated, rotates block-resistant lid 8, so as to make through-hole 9 with connecting It connects hole 5 to overlap, in order to which hold-doun nut is connected on connection bolt 6, so as to further increase what ontology 1 was connect with automobile Stability unclamps again bull stick 4, and bull stick 4 is made to be rotated backward under the action of Fair faces vortex spring 7, so as to make through-hole 9 and connecting hole 5 It is staggered, in order to which block-resistant lid 8 covers connecting hole 5, in case foreign object enters in connecting hole 5, and capping 2 is covered on circular groove 3, if needing Connection bolt 6 is taken out, capping 2 can be opened, rotate and be pressed downward bull stick 4, be broken the connection of ratchet 15 and pawl 16, from And convenient for taking out hold-doun nut, then extract connection bolt 6, the content not being described in detail in this specification belongs to this field profession The prior art well known to technical staff, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", "front", "rear", " left side ", The orientation or position relationship of the instructions such as " right side ", " vertical ", " level ", " top ", " bottom ", " interior ", " outer " are based on shown in the drawings Orientation or position relationship are only the present invention and simplified description rather than instruction for ease of description or imply signified device or member Part must have specific orientation, for specific azimuth configuration and operation, thus it is not intended that in the utility model protection The limitation of appearance.

While there has been shown and described that the embodiment of the utility model, for the ordinary skill in the art, It is appreciated that can these embodiments be carried out with a variety of variations in the case of the principle and spirit for not departing from the utility model, repaiied Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.

Claims (6)

1. a kind of wheel hub for having auto-lock function, including ontology（1）, it is characterised in that：The ontology（1）On be provided with circular groove （3）And connecting hole（5）, and circular groove（3）Outside be connected with capping（2）, the circular groove（3）Inside it is provided with bull stick（4）, and bull stick （4）Inside Fair faces vortex spring is installed（7）, the bull stick（4）Outside be connected with block-resistant lid（8）, and block-resistant lid（8）On set It is equipped with through-hole（9）, the bull stick（4）Lower end pass through bearing（10）With from locking closure（11）It is connected, and from locking closure（11）On set It is equipped with lockhole（12）, it is described from locking closure（11）Lower end pass through compressed spring（17）With ontology（1）It is connected, the lockhole（12） Pass through ratchet（15）With pawl（16）It is connected, and pawl（16）It is set to inner ring（14）Outside, the inner ring（14）Pass through Outer ring（13）With connecting hole（5）It is connected, and inner ring（14）Be internally connected with connection bolt（6）.

2. a kind of wheel hub for having auto-lock function according to claim 1, it is characterised in that：The capping（2）Using card The mode and circular groove of conjunction（3）It is connected, and circular groove（3）With connecting hole（5）Mutually run through.

3. a kind of wheel hub for having auto-lock function according to claim 1, it is characterised in that：The bull stick（4）Axis With ontology（1）Axis overlap, and bull stick（4）Perpendicular to block-resistant lid（8）Setting.

4. a kind of wheel hub for having auto-lock function according to claim 1, it is characterised in that：The block-resistant lid（8）With oneself Locking closure（11）It is arranged in parallel, and block-resistant lid（8）With from locking closure（11）On equal angular be respectively arranged with 5 through-holes（9） With 5 lockholes（12）.

5. a kind of wheel hub for having auto-lock function according to claim 1, it is characterised in that：The outer ring（13）And inner ring （14）The structure and bearing of composition（10）Structure it is identical, and inner ring（14）Medial surface using be threadedly coupled by the way of and connection Bolt（6）Lateral surface be connected.

6. a kind of wheel hub for having auto-lock function according to claim 1, it is characterised in that：The ratchet（15）Using card The mode and pawl of conjunction（16）It is connected, and pawl（16）Number be three.