CN205327038U - Disconnection gate -type bridge wheel hub assembly - Google Patents

Disconnection gate -type bridge wheel hub assembly Download PDF

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Publication number
CN205327038U
CN205327038U CN201521015495.1U CN201521015495U CN205327038U CN 205327038 U CN205327038 U CN 205327038U CN 201521015495 U CN201521015495 U CN 201521015495U CN 205327038 U CN205327038 U CN 205327038U
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China
Prior art keywords
brake
fixed
hub assembly
helical gear
fixing seat
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CN201521015495.1U
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Chinese (zh)
Inventor
黄河
余春晓
李小龙
覃辉
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Special Vehicle Technology Center of Hubei Aerospace Technology Research Institute
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Special Vehicle Technology Center of Hubei Aerospace Technology Research Institute
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Abstract

The utility model discloses a disconnection gate -type bridge wheel hub assembly, wheel hub assembly includes: the initiative helical gear, input flange is fixed in on the initiative helical gear, passive helical gear, with the oblique gear engagement of initiative, outer semi -axis is fixed in on the axial direction of passive helical gear, wheel hub is fixed in on the outer semi -axis, the brake disc is fixed in wheel hub is last, disc brake, set up in on the brake disc, brake chamber, with disc brake connects, the reducing gear box, the initiative helical gear with passive helical gear set up in in the reducing gear box, the knuckle support is fixed in on the reducing gear box, through the symmetry is provided with a stopper fixing base and the 2nd stopper fixing base on the knuckle support, can incite somebody to action according to the space layout of car load disc brake is fixed in on the first stopper fixing base or on the second fixing base, the space layout of being convenient for.

Description

A kind of disconnection gate-type bridge hub assembly
Technical field
This utility model relates to transmission system of chassis technical field, particularly relates to a kind of disconnection gate-type bridge hub assembly。
Background technology
Cross country chassis is to adopt drive axle integral type hub assembly, this assembly is by parts Integrated designs such as main reducing gear, semiaxis and hub assemblies, main reducing gear acts on hub for vehicle wheel by both sides semiaxis, therefore, by transmission scheme, hub assembly is arranged that especially main reducing gear, suspension, power transmission shaft affect relatively big, cause that disk brake space is arranged not enough and affected braking performance of vehicle。
Utility model content
The application provides a kind of and disconnects gate-type bridge hub assembly, solving hub assembly in prior art and arranged that especially main reducing gear, suspension, power transmission shaft affect relatively big by transmission scheme, deficiency affects the technical problem of braking performance of vehicle to cause disk brake space to be arranged。
The application provides a kind of and disconnects gate-type bridge hub assembly, and described hub assembly includes:
Active oblique gear;
Input flange, is fixed on described active oblique gear;
Passive helical gear, engages with described active oblique gear;
Outer semiaxis, is fixed on described passive helical gear axial direction;
Wheel hub, is fixed on described outer semiaxis;
Braking dish, is fixed on described wheel hub;
Disk brake, is arranged on described braking dish;
Brake chamber, is connected with described disk brake;
Reduction box, described active oblique gear and described passive helical gear are arranged in described reduction box;
Knuckle bearing, is fixed on described reduction box;
Wherein, described disk brake is fixed on reduction box and knuckle bearing, being symmetrically arranged with the first brake fixing seat and the fixing seat of second brake on described knuckle bearing, described disk brake is fixed on described first brake fixing seat or the fixing seat of described second brake。
Preferably, the number of described brake chamber is two, is individually fixed on described first brake fixing seat and the fixing seat of described second brake。
Preferably, the centre-to-centre spacing between described active oblique gear and described passive helical gear is 135 ± 10 millimeters。
Preferably, described disconnection gate-type bridge hub assembly also includes oil gas seal apparatus, described knuckle bearing offers inflation inlet, described outer semiaxis offers gas outlet, described passive helical gear offers the through hole connecting described inflation inlet and described gas outlet, described oil sealing device of air is arranged between described inflation inlet and described through hole, is used for turning on described inflation inlet and described through hole。
Preferably, described knuckle bearing includes two lugs being oppositely arranged, and described two lugs offer through hole respectively, and the axial line of described two through hole overlaps, and the angle of the axial line of the axial line of described two through hole and described active oblique gear is 75 degree~77 degree。
The application has the beneficial effect that:
The application by being symmetrically arranged with the first brake fixing seat and the fixing seat of second brake on described knuckle bearing, can arrange according to the space of car load, described brake chamber is fixed on described first brake fixing seat or on the second fixing seat, it is easy to space arrange, solving hub assembly in prior art and arranged that especially main reducing gear, suspension, power transmission shaft affect relatively big by transmission scheme, deficiency affects the technical problem of braking performance of vehicle to cause disk brake space to be arranged。
Accompanying drawing explanation
In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art, below the accompanying drawing used required during embodiment is described is briefly described, it should be apparent that, the accompanying drawing in the following describes is only embodiments more of the present utility model。
Fig. 1 is a kind of structural representation disconnecting gate-type bridge hub assembly of the application better embodiment;
Fig. 2 is Fig. 1 generalized section breaking gate-type bridge hub assembly;
Fig. 3 is that Fig. 1 breaks the brake chamber of gate-type bridge hub assembly and is fixed on the structural representation of another location;
Fig. 4 is a kind of structural representation disconnecting gate-type bridge hub assembly of another better embodiment of the application。
Detailed description of the invention
The embodiment of the present application disconnects gate-type bridge hub assembly by providing one, solving hub assembly in prior art and arranged that especially main reducing gear, suspension, power transmission shaft affect relatively big by transmission scheme, deficiency affects the technical problem of braking performance of vehicle to cause disk brake space to be arranged。
Technical scheme in the embodiment of the present application is for solving above-mentioned technical problem, and general thought is as follows:
A kind of disconnection gate-type bridge hub assembly, described hub assembly includes: active oblique gear;Input flange, is fixed on described active oblique gear;Passive helical gear, engages with described active oblique gear;Outer semiaxis, is fixed on described passive helical gear axial direction;Wheel hub, is fixed on described outer semiaxis;Braking dish, is fixed on described wheel hub;Disk brake, is arranged on described braking dish;Brake chamber, is connected with described disk brake;Reduction box, described active oblique gear and described passive helical gear are arranged in described reduction box;Knuckle bearing, is fixed on described reduction box;Wherein, described disk brake is fixed on reduction box and knuckle bearing, being symmetrically arranged with the first brake fixing seat and the fixing seat of second brake on described knuckle bearing, described disk brake is fixed on described first brake fixing seat or the fixing seat of described second brake。
The application by being symmetrically arranged with the first brake fixing seat and the fixing seat of second brake on described knuckle bearing, can arrange according to the space of car load, described brake chamber is fixed on described first brake fixing seat or on the second fixing seat, it is beneficial to and utilizes space, solving hub assembly in prior art and arranged that especially main reducing gear, suspension, power transmission shaft affect relatively big by transmission scheme, deficiency affects the technical problem of braking performance of vehicle to cause disk brake space to be arranged。
In order to be better understood from technique scheme, below in conjunction with Figure of description and specific embodiment, technique scheme is described in detail。
Arranged that especially main reducing gear, suspension, power transmission shaft affect bigger in order to solve hub assembly in prior art by transmission scheme, deficiency affects the technical problem of braking performance of vehicle to cause disk brake space to be arranged, the application provides a kind of and disconnects gate-type bridge hub assembly。As depicted in figs. 1 and 2, described disconnection gate-type bridge hub assembly includes: active oblique gear 5, it is fixed on the input flange 7 on described active oblique gear 5, the passive helical gear 11 engaged with described active oblique gear 5, it is fixed on the outer semiaxis 1 on the axial direction of described passive helical gear 11, it is fixed on the wheel hub 2 on described outer semiaxis 1, it is fixed on the braking dish 3 on described wheel hub 2, it is arranged at the disk brake 4 on described braking dish 3, the brake chamber 9 being connected with described disk brake 4, the reduction box 6 outside described active oblique gear 5 and described passive helical gear 11 is located at by bag, it is fixed on the knuckle bearing 8 on described reduction box 6, wherein, described disk brake 4 is fixed on reduction box 6 and knuckle bearing 8, described knuckle bearing 8 is symmetrically arranged with the first brake fixing seat and the fixing seat of second brake, described disk brake 4 is fixed on described first brake fixing seat。
In other embodiments, it is possible to according to vehicle performance and space arrangement condition, as it is shown on figure 3, described brake chamber 9 is also securable on the fixing seat of described second brake;Again, in other embodiment, as shown in Figure 4, described first brake fixing seat and the fixing seat of described second brake all can arrange described brake chamber 9, namely, the number of described brake chamber 9 is two, and described first brake fixing seat is fixed a brake chamber 9, and the fixing seat of described second brake fixes a brake chamber 9。
Described input flange 7 positions axially through the combining form of pressing plate, locking plate and bolt, to be fixed on described active oblique gear 5。Described active oblique gear 5, described passive helical gear 11 adopt two roller bearings to be arranged on reduction box 6 and knuckle bearing 8。Described input flange 7 is connected by spline with described outer semiaxis 1 with described active oblique gear 5, described passive helical gear 11。Described outer semiaxis 1 is bolted with described wheel hub 2。Described wheel hub 2, described braking dish 3 and tyre rim assembly are connected by rim bolt。Described disk brake 4 is installed on described reduction box 6 and described knuckle bearing 8 by bolt。
During work, power is delivered to input flange 7 by power transmission shaft, input flange 7 realizes slowing down by primary speed-down structure (reducing gear that namely described active oblique gear 5 and described passive helical gear 11 are constituted) increases torque, by power after passive helical gear 11, it is delivered to wheel hub 2, braking dish 3 and tire, thus realizing the operating of wheel by outer semiaxis 1。During braking, the air pressure of brake chamber 9 acts on braking dish 3 by disk brake 4, owing to braking dish 3, wheel hub 2, tyre rim are connected by rim bolt, wheel hub 2 is bolted with outer semiaxis 1 again, the structure of braking dish 3, wheel hub 2, tire and outer semiaxis 1 substantially one, thus the brake force acting on braking dish 3 will promote wheel to slow down or stop travelling。
Specifically, in the present embodiment, the centre-to-centre spacing between described active oblique gear 5 and described passive helical gear 11 is 135 ± 10 millimeters。By the centre-to-centre spacing between described active oblique gear 5 and described passive helical gear 11 is controlled at 135 ± 10 millimeters, size to ensure described reduction box 6 does not affect the structure on described chassis, if the centre-to-centre spacing between described active oblique gear 5 and described passive helical gear 11 is more than 145 millimeters or less than 125 millimeters, all can affect the structure of described reduction box 6, affect wheel set position on chassis and structure further。
Additionally, described disconnection gate-type bridge hub assembly also includes oil gas seal apparatus 10, described knuckle bearing 8 offers inflation inlet 81, described outer semiaxis offers the gas outlet 12 connected with tire, described passive helical gear 11 offers the through hole 13 connecting described inflation inlet 81 and described gas outlet 12, described oil gas seal apparatus 10 is arranged between described inflation inlet 81 and described through hole 13, for turning on described inflation inlet 81 and described through hole 13, and also it is used for the lubricating oil and the gas that separate in described hub assembly。When tire needs to inflate, controlling described oil gas seal apparatus 10 and turn on described inflation inlet 81 and described through hole 13, gas enters described by 13 from described inflation inlet 81, enters described tire by described gas outlet 12, for described tyre inflating
Further, described knuckle bearing 8 includes two lugs 82 and 83 being oppositely arranged, described two lugs offer through hole 84 and 85 respectively, the axial line of described through hole 84 and 85 overlaps, the angle of the axial line of described through hole 84 and 85 and the axial line of described active oblique gear 5 is 75 degree~77 degree, in order to fixing suspension system。
The application by being symmetrically arranged with the first brake fixing seat and the fixing seat of second brake on described knuckle bearing 8, can arrange according to the space of car load, described brake chamber 9 is fixed on described first brake fixing seat or on the second fixing seat, it is beneficial to and utilizes space, solving hub assembly in prior art and arranged that especially main reducing gear, suspension, power transmission shaft affect relatively big by transmission scheme, deficiency affects the technical problem of braking performance of vehicle to cause disk brake space to be arranged。
It addition, by designing tyre automatic inflatable/air interface so that it is functionally there is tire automatic inflatable airway dysfunction。
This patent achieves the design concept of hub assembly Highgrade integration, by carrying out comparatively unique design in structure layout so that it is have novel structure in structure, simple, easy to maintenance, manufacture, dismounting process good;Functionally have that the chassis road clearance is high, can realize tire automatic inflatable airway dysfunction, braking ability is good, high reliability。
The application is under meeting vehicle performance and space arrangement condition, adopt and disconnect gate-type bridge hub assembly technology, the parts such as hub reduction gear, wheel hub, outer semiaxis, braking dish and disk brake are carried out Highgrade integration design, has both achieved its function, and simple in construction, dismounting are easy to maintenance;The application can according to vehicle performance and space arrangement requirement, it is achieved arrange and dual disc brake arrangement before and after disk brake, efficiently solves disk brake space and arranges not enough and that braking performance of vehicle is bad problem;The application is by integrated tire automatic inflatable/air interface on knuckle bearing with outer semiaxis, and bearing adopts oil-gas seal structure form with outer semiaxis connecting portion, it is achieved that tire automatic inflatable airway dysfunction, simple in construction, and reliability is high;The application adopts disconnection gate-type bridge hub assembly technology, and hub assembly input flange is connected with main reducing gear by power transmission shaft, adopts one-level parallel axes slowing-down structure, effectively increases the chassis road clearance, improves ride comfort and the property passed through that chassis travels。
Although having been described for preferred embodiment of the present utility model, but those skilled in the art are once know basic creative concept, then these embodiments can be made other change and amendment。So, claims are intended to be construed to include preferred embodiment and fall into all changes and the amendment of this utility model scope。
Obviously, this utility model can be carried out various change and modification without deviating from spirit and scope of the present utility model by those skilled in the art。So, if these amendments of the present utility model and modification belong within the scope of this utility model claim and equivalent technologies thereof, then this utility model is also intended to comprise these change and modification。

Claims (5)

1. one kind disconnects gate-type bridge hub assembly, it is characterised in that described hub assembly includes:
Active oblique gear;Input flange, is fixed on described active oblique gear;
Passive helical gear, engages with described active oblique gear;
Outer semiaxis, is fixed on described passive helical gear axial direction;
Wheel hub, is fixed on described outer semiaxis;
Braking dish, is fixed on described wheel hub;
Disk brake, is arranged on described braking dish;
Brake chamber, is connected with described disk brake;
Reduction box, described active oblique gear and described passive helical gear are arranged in described reduction box;
Knuckle bearing, is fixed on described reduction box;
Wherein, described disk brake is fixed on reduction box and knuckle bearing, being symmetrically arranged with the first brake fixing seat and the fixing seat of second brake on described knuckle bearing, described disk brake is fixed on described first brake fixing seat or the fixing seat of described second brake。
2. hub assembly as claimed in claim 1, it is characterised in that the number of described brake chamber is two, is individually fixed on described first brake fixing seat and the fixing seat of described second brake。
3. hub assembly as claimed in claim 1, it is characterised in that the centre-to-centre spacing between described active oblique gear and described passive helical gear is 135 ± 10 millimeters。
4. hub assembly as claimed in claim 1, it is characterized in that, described disconnection gate-type bridge hub assembly also includes oil gas seal apparatus, described knuckle bearing offers inflation inlet, described outer semiaxis offers gas outlet, offering the through hole connecting described inflation inlet and described gas outlet on described passive helical gear, described oil gas seal apparatus is arranged between described inflation inlet and described through hole, is used for turning on described inflation inlet and described through hole。
5. hub assembly as claimed in claim 1, it is characterized in that, described knuckle bearing includes two lugs being oppositely arranged, described two lugs offer through hole respectively, the axial line of described two through hole overlaps, and the angle of the axial line of the axial line of described two through hole and described active oblique gear is 75 degree~77 degree。
CN201521015495.1U 2015-12-08 2015-12-08 Disconnection gate -type bridge wheel hub assembly Active CN205327038U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201521015495.1U CN205327038U (en) 2015-12-08 2015-12-08 Disconnection gate -type bridge wheel hub assembly

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201521015495.1U CN205327038U (en) 2015-12-08 2015-12-08 Disconnection gate -type bridge wheel hub assembly

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CN205327038U true CN205327038U (en) 2016-06-22

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107776398A (en) * 2016-08-26 2018-03-09 武汉枭龙汽车技术有限公司 The hub reduction transfer of automobile front-rear axle mechanical transfer
CN111016538A (en) * 2019-11-29 2020-04-17 方盛车桥(柳州)有限公司 Disconnected airport ferry vehicle axle
CN112498303A (en) * 2020-10-30 2021-03-16 山东正阳机械股份有限公司 Three-wire six-shaft disc brake bridge
CN113623383A (en) * 2021-06-30 2021-11-09 东风专用零部件有限公司 Split type threaded connection knuckle shell assembly
CN117681960A (en) * 2024-02-04 2024-03-12 中国第一汽车股份有限公司 Knuckle, knuckle assembly and vehicle

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107776398A (en) * 2016-08-26 2018-03-09 武汉枭龙汽车技术有限公司 The hub reduction transfer of automobile front-rear axle mechanical transfer
CN111016538A (en) * 2019-11-29 2020-04-17 方盛车桥(柳州)有限公司 Disconnected airport ferry vehicle axle
CN112498303A (en) * 2020-10-30 2021-03-16 山东正阳机械股份有限公司 Three-wire six-shaft disc brake bridge
CN113623383A (en) * 2021-06-30 2021-11-09 东风专用零部件有限公司 Split type threaded connection knuckle shell assembly
CN113623383B (en) * 2021-06-30 2023-10-24 东风专用零部件有限公司 Split type threaded connection knuckle shell assembly
CN117681960A (en) * 2024-02-04 2024-03-12 中国第一汽车股份有限公司 Knuckle, knuckle assembly and vehicle

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