CN216915359U

CN216915359U - Double containment formula Y type spoke wheel hub

Info

Publication number: CN216915359U
Application number: CN202220433236.4U
Authority: CN
Inventors: 刘志豪
Original assignee: Zhejiang Aotong Aluminum Wheel Co ltd
Current assignee: Zhejiang Aotong Aluminum Wheel Co ltd
Priority date: 2022-03-01
Filing date: 2022-03-01
Publication date: 2022-07-08
Anticipated expiration: 2032-03-01

Abstract

The utility model discloses a double-sealing Y-shaped spoke hub, belonging to the field of Y-shaped spoke hubs and comprising a Y-shaped spoke hub, wherein the Y-shaped spoke hub is provided with a plurality of bolt holes which are annularly arrayed by taking an axis as a center, the outer side of the spoke of the Y-shaped spoke wheel hub is provided with a bolt hole counter bore which is coaxial with the bolt hole, the bolt hole is butted with the bolt hole counter bore, a detachable bolt cover is arranged in the bolt hole counter bore and used for sealing the bolt hole counter bore, the bolt cover comprises a sleeve arranged in the bolt hole counter bore and a cover plate inserted on the axial outer wall of the sleeve, a tapered hole is axially arranged on the outer side of the sleeve, the cover plate comprises a tower-shaped plug matched with the tapered hole, the tower-shaped plug is inserted in the tapered hole, one end, far away from the cover plate, of the sleeve is embedded in the front end of the bolt hole, an annular circle of rubber flange is arranged on the outer wall of the sleeve, and the rubber flange seals a gap between the sleeve and the counter bore of the bolt hole. This patent can cover the sleeve pipe sealing, prevents that inside bolt from receiving the corruption.

Description

Double containment formula Y type spoke wheel hub

Technical Field

The utility model relates to a Y-shaped spoke hub, in particular to a double-sealing Y-shaped spoke hub.

Background

The hub is a rotating part of a wheel core, wherein the wheel core is connected with the inner profile steel of the tire through a stand column, namely a metal part which supports the center of the tire and is arranged on a shaft. Also called rim, steel ring, wheel and tyre bell. The hub is of various kinds according to diameter, width, molding mode and material. Current wheel hub when with the axletree installation, through the fixed mounting of screw rod with the bolt hole, then embolia the counter bore through the sleeve pipe inside, play the effect of protection to the screw rod of inside, improve pleasing to the eye degree simultaneously, but current sleeve pipe is for the ease of the dismantlement in later stage, can seted up a aperture in the axial usually, is convenient for extract the sleeve pipe from the counter bore inside through the instrument.

Like a two formula Y type spoke aluminum alloy wheel hub that notice number is CN20666414U, including rim, spoke and ring flange, the middle part on one side of the rim is located to the ring flange, is connected through the spoke between ring flange and the rim, and on the one end of spoke was fixed in the ring flange, the other end was fixed in the interior rampart of rim, its characterized in that: the wheel rim is formed by assembling a front section wheel rim and a rear section wheel rim which are coaxially arranged, the rear end of the front section wheel rim and the front end of the rear section wheel rim form a circle of annular mounting edge inwards along the circumferential direction, an assembly surface on the outer side of the annular mounting edge on the front section wheel rim is correspondingly matched with an assembly surface on the outer side of the annular mounting edge on the rear section wheel rim, bolt holes which correspond to each other are uniformly distributed on the annular mounting edge of the front section wheel rim and the annular mounting edge of the rear section wheel rim along the circumferential direction, and fastening bolts used for fastening the front section wheel rim and the rear section wheel rim are arranged on the bolt holes; the spoke is equipped with five groups at least and along ring flange circumference equipartition, the shape of every group spoke is dendritic Y type structure, the main spoke of dendritic Y type structure spoke is fixed on the ring flange, two spoke of propping up the spoke and connect with rim wall top respectively.

Because the aperture that the sleeve pipe was seted up can lead to the vehicle to pass through the aperture at a large amount of rainwater of in-process of traveling and enter into sheathed tube inside, and when the vehicle stopped, the animal urinated simultaneously, and the urine passes through the aperture and gets into in the sleeve pipe, and then the corruption between inside bolt and the screw aggravated easily leads to the dismantlement of the bolt of not being convenient for in the later stage maintenance process.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the utility model is to provide a double-seal Y-shaped spoke hub, wherein a double-layer seal is formed by matching a sleeve with a cover plate and an annular groove formed in the hub, so that external rainwater or animal urine is prevented from entering the joint of a bolt and a screw hole, internal corrosion is avoided, and the bolt is convenient to disassemble.

The technical scheme adopted by the utility model for solving the technical problems is as follows: a double-sealing Y-shaped spoke hub comprises a Y-shaped spoke hub, a plurality of bolt holes which are annularly arrayed by taking an axis as a center are arranged on the Y-shaped spoke hub, it is characterized in that the outer side of the spoke of the Y-shaped spoke wheel hub is provided with a bolt hole counter bore which is coaxial with the bolt hole, the bolt hole is butted with the bolt hole counter bore, a detachable bolt cover is arranged in the bolt hole counter bore and used for sealing the bolt hole counter bore, the bolt cover comprises a sleeve arranged in the bolt hole counter bore and a cover plate inserted on the axial outer wall of the sleeve, a tapered hole is axially arranged on the outer side of the sleeve, the cover plate comprises a tower-shaped plug matched with the tapered hole, the tower-shaped plug is inserted in the tapered hole, one end, far away from the cover plate, of the sleeve is embedded in the front end of the bolt hole, an annular circle of rubber flange is arranged on the outer wall of the sleeve, and the rubber flange seals a gap between the sleeve and the counter bore of the bolt hole.

The further preferable scheme of the utility model is as follows: and an annular groove which is matched and spliced with the sleeve is formed in the end part, close to the counter bore of the bolt hole, of one end of the bolt hole.

The further preferable scheme of the utility model is as follows: and a limiting ball is fixed at one end of the tower-shaped plug inserted into the conical hole, the limiting ball is positioned in the sleeve, and the diameter of the limiting ball is greater than the inner diameter of the conical hole.

The further preferable scheme of the utility model is as follows: the outer surface of the cover plate is axially provided with an arc-shaped groove.

The further preferable scheme of the utility model is as follows: the sleeve pipe is close to one side of apron and has seted up the mounting groove, mounting groove and apron adaptation, annular array have a plurality of buckles on the inner wall of mounting groove, a plurality of catching grooves of corresponding buckle are seted up to the outer wall of apron, buckle and catching groove joint cooperation.

The further preferable scheme of the utility model is as follows: the cover plate has elasticity.

The further preferable scheme of the utility model is as follows: the pinch plate and the sleeve are integrally formed.

Compared with the prior art, the utility model has the advantages that the sleeve with the cover plate is embedded in the front end of the bolt hole to form double-layer sealing, so that external rainwater or animal urine is prevented from entering the counter bore of the bolt hole, the corrosion caused by the contact with the bolt inserted in the counter bore of the bolt hole is avoided, the bolt is convenient to disassemble, and the sleeve is extruded with the counter bore of the bolt hole through the rubber flange to improve the sealing property between the sleeve hole and the counter bore of the bolt hole.

Drawings

The present invention will be described in further detail below with reference to the drawings and preferred embodiments, but those skilled in the art will appreciate that the drawings are only drawn for the purpose of illustrating the preferred embodiments and therefore should not be taken as limiting the scope of the utility model. Furthermore, unless specifically stated otherwise, the drawings are merely schematic representations based on conceptual representations of elements or structures depicted and may contain exaggerated displays and are not necessarily drawn to scale.

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

FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1 according to the present invention;

FIG. 3 is a schematic view of a radial cross-section of the Y-shaped spoke hub and bolt cover of the present invention;

FIG. 4 is an enlarged view of the structure at B in FIG. 3 according to the present invention;

FIG. 5 is a cross-sectional structural view of the Y-shaped spoke hub of the present invention;

FIG. 6 is an enlarged view of the structure of FIG. 5 at C according to the present invention;

FIG. 7 is a cross-sectional structural view of the bushing of the present invention;

fig. 8 is a schematic cross-sectional structure diagram of the cover plate, the tower plug and the limiting ball of the present invention.

Wherein: 1. a Y-shaped spoke hub; 11. bolt holes; 12. counter bores of bolt holes are formed; 121. an annular groove;

2. a bolt cover; 21. a sleeve; 211. a tapered hole; 212. mounting grooves; 213. buckling the plate; 22. a rubber flange; 23. a cover plate; 231. an arc-shaped slot; 24. a tower plug; 25. and a limiting ball.

Detailed Description

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. Those skilled in the art will appreciate that the description is illustrative only, and is not to be construed as limiting the scope of the utility model.

As shown in fig. 1-8, a double-sealing type Y-shaped spoke hub comprises a Y-shaped spoke hub 1, a plurality of bolt holes 11 using an axis as a central annular array are formed in the Y-shaped spoke hub 1, bolt hole counter bores 12 coaxial with the bolt holes 11 are formed in the spoke outer side of the Y-shaped spoke hub 1, the number of the bolt hole counter bores 12 is the same as that of the bolt holes 11, preferably, 5 bolt holes 11 and corresponding 5 bolt hole counter bores 12 are formed in the Y-shaped spoke hub 1, and the bolt holes 11 are in butt joint with the bolt hole counter bores 12.

The bolt cover 2 is detachably arranged in the bolt hole counter bore 12, the bolt cover 2 is used for sealing an outer side hole opening of the bolt hole counter bore 12, and the bolt cover 2 comprises a sleeve 21 arranged in the bolt hole counter bore 12 and a cover plate 23 inserted on the axial outer wall of the sleeve 21.

The sleeve 21 is of a cylindrical structure with an opening, one end, with the opening, of the sleeve 21 is inserted into the bolt hole counter bore 12, the opening is in butt joint with the bolt hole 11, and the sleeve 21 is in tight fit insertion connection with the inner wall of the bolt hole counter bore 12.

The closed end of the sleeve 21 exposed to the outside is provided with a tapered hole 211 along the axial direction of the sleeve 21, the cover plate 23 comprises a tower-shaped plug 24 matched with the tapered hole 211, and the tower-shaped plug 24 is inserted into the tapered hole 211 to close the tapered hole 211.

One end of the sleeve 21, which is far away from the cover plate 23, is embedded in the front end of the bolt hole 11, preferably, an annular groove 121 which is matched and spliced with the sleeve 21 is formed in the end part, which is close to the bolt hole counter bore 12, of the bolt hole 11, and one end, which is far away from the cover plate 23, of the sleeve 21 is spliced in the annular groove 121, so that the sealing effect is improved.

When the Y-shaped spoke hub 1 is installed, bolts are inserted into the bolt holes 11 from one side of the Y-shaped spoke hub 1, the end portions of the bolts extend into the bolt hole counter bores 12 to be connected with nuts, the Y-shaped spoke hub 1 and a wheel axle are fixed together, the sleeve 21 with the cover plate 23 is embedded into the front ends of the bolt holes 11 to form double-layer sealing (as shown in figures 4 and 6), external rainwater or animal urine is prevented from entering the bolt hole counter bores 12, and corrosion caused by contact with the bolts inserted into the bolt hole counter bores 12 is avoided.

An annular ring of rubber flange 22 is arranged on the outer wall of the sleeve 21, the rubber flange 22 has elasticity, the rubber flange 22 is adhered annularly through the outer wall of the sleeve 21 (as shown in figure 7), when the device is installed, the sleeve 21 is extruded with the bolt hole counter bore 12 through the rubber flange 22, the rubber flange 22 is extruded to generate elastic deformation, the rubber flange 22 seals a gap between the sleeve 21 and the bolt hole counter bore 12, the sealing performance of the sleeve 21 and the bolt hole counter bore 12 is improved, meanwhile, the end of the sleeve 21 far away from the cover plate 23 is matched with the annular groove 121 arranged at the front end of the bolt hole 11, so that the sealing effect is improved, and the cover plate 23 and the sleeve 21 are detachably arranged, the tapered hole 211 can be blocked by the cover plate 23, external rainwater or animal urine is prevented from entering the sleeve 21 through the tapered hole 211, and the double-layer sealing improves the anti-corrosion effect of the bolt inside the bolt hole 11.

Preferably, a limiting ball 25 is fixed at one end of the tower plug 21 inserted into the tapered hole 211, the limiting ball 25 is positioned in the sleeve 21, the diameter of the limiting ball 25 is larger than the inner diameter of the tapered hole 211, the tower plug 24 is installed inside the tapered hole 211 to seal the tapered hole 211, and the sleeve 21 can be pulled out of the bolt hole counter bore 12 through the limiting ball 25 when the cover plate 23 is pulled outwards, without the need of tool matching (as shown in fig. 4). The tower plug 24 has elasticity, and the tower plug 24 is tightly plugged in the tapered hole 211.

Preferably, the outer surface of the cover plate 23 is axially provided with an arc-shaped groove 231. The operator can pull the cover plate 23 down from the sleeve 21 (as shown in fig. 2) through the arc-shaped slot 231 without the need of tool, which is convenient for disassembly.

Preferably, the sleeve 21 is close to the one side of apron 23 and has seted up mounting groove 212, mounting groove 212 and apron 23 adaptation, and annular array has a plurality of buckle 213 on the inner wall of mounting groove 212, offers a plurality of catching grooves (not shown in the figure) that correspond buckle 213 on the outer wall of apron 23, buckle 213 and catching groove joint cooperation are convenient for install the inside at mounting groove 212 with apron 23 for the outside whole of sleeve 21 is a smooth state, improves pleasing to the eye degree, prevents simultaneously that apron 23 from droing at the vehicle driving in-process (as shown in fig. 7). The cover plate 23 is made of elastic materials and has hardness, so that the fastening groove on the cover plate 23 is matched with the fastening plate 213 in a clamping manner, and the cover plate 23 is detached from the fastening plate 213.

Preferably, the buckle 213 is integrally formed with the sleeve 21.

When the utility model is used, the sleeve 21 is arranged in the bolt hole counter bore 12, the front end is clamped in the annular groove 121, the rubber flange 22 and the bolt hole counter bore 12 are pressed, the sleeve 21 is tightly arranged in the bolt hole counter bore 12, the tower-shaped plug 24 is inserted in the conical hole 211, the cover plate 23 is arranged in the mounting groove 212, the conical hole 211 is sealed by the cover plate 23 and the tower-shaped plug 24, external rainwater or animal urine is prevented from entering the sleeve 21 through the conical hole 211, the corrosion of the bolt and the bolt hole 11 in the sleeve is prevented, and the bolt is convenient to disassemble.

When dismantling, detain the inside of apron 23 from mounting groove 212 through arc groove 231 to outside tensile, at tensile in-process, because the external diameter of spacing ball 25 is greater than the internal diameter of bell mouth 211, pull the apron 23 outwards hard this moment and be convenient for take out sleeve 21 from the inside of bolt hole counter bore 12 fast, need not the cooperation of instrument.

It should be noted that: like reference numerals refer to like items in the following figures, and thus, once an item is defined in one figure, it may not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "back", "inner", "outer", and the like refer to the orientation or positional relationship shown in the drawings, or the orientation or positional relationship which the products of the present invention usually put in use, are only for convenience of describing the present invention and simplifying the description, but do not refer to or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

The double-sealing type Y-shaped spoke hub provided by the utility model is described in detail, and the principle and the implementation mode of the utility model are explained by applying specific examples, and the description of the examples is only used for helping to understand the utility model and the core idea. It should be noted that, for those skilled in the art, it is possible to make various improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention.

Claims

1. A double-sealing Y-shaped spoke hub comprises a Y-shaped spoke hub, a plurality of bolt holes which are annularly arrayed by taking an axis as a center are arranged on the Y-shaped spoke hub, it is characterized in that the outer side of the spoke of the Y-shaped spoke wheel hub is provided with a bolt hole counter bore which is coaxial with the bolt hole, the bolt hole is butted with the bolt hole counter bore, a detachable bolt cover is arranged in the bolt hole counter bore and used for sealing the bolt hole counter bore, the bolt cover comprises a sleeve arranged in the bolt hole counter bore and a cover plate inserted on the axial outer wall of the sleeve, a tapered hole is axially arranged on the outer side of the sleeve, the cover plate comprises a tower-shaped plug matched with the tapered hole, the tower-shaped plug is inserted in the tapered hole, one end, far away from the cover plate, of the sleeve is embedded in the front end of the bolt hole, an annular circle of rubber flange is arranged on the outer wall of the sleeve, and the rubber flange seals a gap between the sleeve and the counter bore of the bolt hole.

2. The dual seal Y-spoke hub of claim 1, wherein: and an annular groove which is matched and spliced with the sleeve is formed in the end part, close to the counter bore of the bolt hole, of one end of the bolt hole.

3. The dual seal Y-spoke hub of claim 1, wherein: and a limiting ball is fixed at one end of the tower-shaped plug inserted into the conical hole, the limiting ball is positioned in the sleeve, and the diameter of the limiting ball is greater than the inner diameter of the conical hole.

4. The dual seal Y-spoke hub of claim 1, wherein: the outer surface of the cover plate is axially provided with an arc-shaped groove.

5. The dual seal type Y-shaped spoke hub according to claim 1, wherein: the sleeve pipe is close to one side of apron and has seted up the mounting groove, mounting groove and apron adaptation, annular array have a plurality of buckles on the inner wall of mounting groove, a plurality of catching grooves of corresponding buckle are seted up to the outer wall of apron, buckle and catching groove joint cooperation.

6. The dual seal Y-spoke hub of claim 5, wherein: the cover plate has elasticity.

7. The dual seal Y-spoke hub of claim 5, wherein: the pinch plate and the sleeve are integrally formed.