CN209700803U - Driver's cabin for commerial vehicle installs equipment and vehicle - Google Patents

Abstract

The utility model discloses a kind of driver's cabin installation equipment and vehicle for commerial vehicle, and it includes: preceding mounting rack which, which installs equipment, is connected between cab forward and chassis；And rear mounting rack, it is connected on rear side of driver's cabin between chassis, wherein preceding mounting rack includes: stabilizer connecting rod, is arranged in vehicle front side；A pair of of fore-stock, is respectively fixed to cab forward；And a pair of of linking arm, it is connected between each end of stabilizer connecting rod and each fore-stock, each linking arm is pivotably connected to each fore-stock by hinge member and bushing, bushing has a pair of stopper members at the both ends that bushing is arranged in, and bushing and a pair of stopper members are integrated into single entirety.

Description

Driver's cabin for commerial vehicle installs equipment and vehicle

Cross reference to related applications

This application claims submitted to Korean Intellectual Property Office on November 21st, 2017 application No. is 10-2017- The priority of 0155301 South Korea patent application, the South Korea patent application are incorporated herein by reference herein.

Technical field

This disclosure relates to which a kind of driver's cabin for commerial vehicle installs equipment.

Background technique

In general, engine room (engine compartment) is mounted on the front side of the commerial vehicle of such as truck, and The driver's cabin (CAB) that driver takes one's seat is mounted on above engine room.In order to check the various devices being mounted in engine room/ Component (engine, other devices etc.) needs to check various device/components after tilting driver's cabin using inclined cylinder.Inspection Driver's cabin is returned into its initial position after the completion of looking into, driver's cabin is then locked to chassis to ensure to pacify using locking device Entirely.

Driver's cabin for commerial vehicle can install equipment by driver's cabin and be installed into support and be tilted in chassis.

Driver's cabin installation equipment for commerial vehicle may be configured to for driver's cabin to be connected to chassis, and in vehicle The vibration that driver's cabin is transmitted to from chassis is absorbed when driving, to improve riding comfort.

For commerial vehicle driver's cabin installation equipment include the preceding mounting rack being connected between cab forward and chassis, And it is connected to the rear mounting rack on rear side of driver's cabin between chassis.

Preceding mounting rack includes the stabilizer (stabilizer) that vehicle front side is arranged in, fixed to cab forward bottom A pair of of fore-stock and a pair of of the linking arm being connected between stabilizer and each fore-stock.

Each linking arm can be by hinge bolt (hinge bolt) and around the bushing (bush) of hinge bolt setting It is pivotably connected to fore-stock.Bushing can be made of the mixing material of natural rubber, aluminium, steel etc..Therefore, bushing can be inhaled The relative displacement between fore-stock and linking arm is received, to prevent the longitudinal oscillation (longitudinal of driver's cabin Movement), and the vibration transmitted from chassis is absorbed.

A pair of of retainer can symmetrically be attached to the left and right sides surface of bushing, and each retainer can be by such as The vibration-absorptive material of polyurethane (polyurethane) is made.Therefore, the longitudinal rigid of bushing can be enhanced in a pair of of retainer (longitudial stiffness), and prevent contact or interference between linking arm and fore-stock.

Can be coated between retainer and fore-stock such as Japanese grease Co., Ltd (NIPPON GREASE CO., Ltd. the rubber lubricating grease (rubber grease) of NIGLUBE RM), so that rubber lubricating grease can prevent retainer with before CONTACT WITH FRICTION and noise between bracket.

In this way, the structure that linking arm and fore-stock are pivotably connected in traditional fore-stock is in addition to joint pin and bushing Except further include a pair of of retainer and rubber lubricating grease, therefore its assembling may be pretty troublesome and can increase manufacturing cost.

In traditional fore-stock, bushing may be unable to fully absorb the relative displacement between fore-stock and linking arm, because This has the longitudinal oscillation and extensional vibration (longitudinal vibration) and resistance to that can not suitably prevent driver's cabin The low disadvantage of long property.

Mounting rack includes the rear axle (rear bridge) for being positioned across two side members, each end that rear axle is arranged in afterwards A pair of of damper between portion and driver's cabin bottom rear and a pair of of the damper being connected between each damper and rear axle.

The left and right sides of driver's cabin can be arranged in a pair of of damper in the transverse direction of driver's cabin, and is therefore constructed At the horizontal swing and oscillation crosswise prevented on rear side of driver's cabin.

However, traditional rear portion mounting rack uses relatively expensive damper, therefore have the shortcomings that manufacturing cost is high.Separately Outside, traditional rear mounting rack is not enough to be effectively prevented horizontal swing and oscillation crosswise.

Utility model content

Embodiment can solve the above problem occurred in the related technology, while the advantages of keep the relevant technologies realized.

An aspect of this disclosure provides a kind of driver's cabin installation equipment for commerial vehicle, which installs equipment Steadily the driver's cabin of commerial vehicle can be mounted on chassis, so as to improve vibration performance, riding comfort etc..

According to one aspect of the disclosure, a kind of driver's cabin installation equipment for commerial vehicle may include: preceding installation Frame is connected between cab forward and chassis；And rear mounting rack, it is connected on rear side of driver's cabin between chassis, wherein before Mounting rack includes: stabilizer connecting rod, is arranged in vehicle front side；A pair of of fore-stock, is respectively fixed to cab forward；And it is a pair of Linking arm is connected between each end of stabilizer connecting rod and each fore-stock, and each linking arm passes through hinge member and bushing It is pivotably connected to each fore-stock, bushing has a pair of stopper members at the both ends that bushing is arranged in, and bushing and one Single entirety is integrated into stopper element.

A pair of stopper members can be moulded together with bushing by insert-molding (insert moulding), thus a pair of Stopper element is integrated into the both ends of bushing to form single entirety.

Each linking arm can have first axle hub and second hinge hub, and first axle hub is pivotably connected to each preceding branch Frame, second hinge hub are pivotably connected to each end of stabilizer connecting rod.First axle hub can have first through hole, hinge It component and is contained in first through hole around the bushing of hinge member setting, and second hinge hub can have the second through-hole, Each end of stabilizer connecting rod is contained in the second through-hole.

Flange with annular shape can be formed on an end of bushing, and the outer diameter of flange can be greater than lining The outer diameter of set.

Bushing can be with press-fit (press-fit) into first through hole.

Bushing may include a pair of of gap relative to each other, a pair of of gap on the direction that load is applied to bushing to each other It separates.

Bushing can be made of rubber material, and stopper element can be made of metal material.

Mounting rack may include: rear axle afterwards, be connected between a side members；A pair of of rear damper, after being separately positioned on Between each end of bridge and the bottom rear of driver's cabin；And a pair of lateral damper rod, be separately mounted to rear axle each end and Between each rear damper.

Each transverse direction damper rod can extend in the transverse direction of driver's cabin.

Lateral damper rod can have shape of the thickness less than the stick of width.

Upper bracket can be connected to the top of each rear damper, and rear axle can have symmetrically arranged a pair of fixed bracket, And a pair of of transverse direction damper rod can separately be connected to each rear damper upper bracket and rear axle each fixed bracket it Between.

Each transverse direction damper rod can have first axle hub and second hinge hub, and first axle hub passes through first axle component It is pivotably connected to each upper bracket with the first bushing, second hinge hub passes through second hinge component and the second bushing pivotly It is connected to each fixed bracket of rear axle.

First axle hub can have first through hole, first axle component and the first lining around the setting of first axle component Set is contained in first through hole.

First bushing can have the hole passed through for first axle component, and the internal diameter in hole can be greater than first axle structure The outer diameter of part.

Second hinge hub can have the second through-hole, second hinge component and the second lining around the setting of second hinge component Set is contained in the second through-hole.

Second bushing can have the hole passed through for second hinge component, and the internal diameter in hole can be greater than second hinge structure The outer diameter of part.

At least one bushing in first bushing and the second bushing may include that the opposite a pair to be formed inside it is empty Gap.

A pair of of gap can on the direction at least one bushing that load is applied in the first bushing and the second bushing that This is spaced apart.

Detailed description of the invention

From the detailed description below in conjunction with attached drawing, above and other objects, features, and advantages of the present disclosure will be brighter It is aobvious:

Fig. 1 is before showing in the driver's cabin installation equipment according to the exemplary embodiment of the disclosure for commerial vehicle The preceding perspective view of mounting rack；

Fig. 2 is the enlarged view for showing the part A in Fig. 1；

Fig. 3 is before showing in the driver's cabin installation equipment according to the exemplary embodiment of the disclosure for commerial vehicle The view of the linking arm of mounting rack, the relationship of bushing and fore-stock；

Fig. 4 is before showing in the driver's cabin installation equipment according to the exemplary embodiment of the disclosure for commerial vehicle The side view of the bushing of mounting rack；

Fig. 5 is the view for showing the bushing of the direction the arrow B observation in Fig. 4；

Fig. 6 is to show cutting for the line C-C interception of structure that bushing is mounted in the first axle hub of linking arm in Fig. 5 Face figure；

Fig. 7 is after showing in the driver's cabin installation equipment according to the exemplary embodiment of the disclosure for commerial vehicle The rear perspective view of mounting rack；

Fig. 8 is the enlarged view for showing the part D in Fig. 7；

Fig. 9 is after showing in the driver's cabin installation equipment according to the exemplary embodiment of the disclosure for commerial vehicle The perspective view of the lateral damper rod of mounting rack；

Figure 10 is the main view for showing the first axle hub of the lateral damper rod in Fig. 9；

Figure 11 is the main view for showing the second hinge hub of the lateral damper rod in Fig. 9；

Figure 12 is to show to install equipment according to the driver's cabin for commerial vehicle of the another exemplary embodiment of the disclosure In rear mounting rack lateral damper rod perspective view；

Figure 13 is the main view for showing the first axle hub of the lateral damper rod in Figure 12；

Figure 14 is the main view for showing the second hinge hub of the lateral damper rod in Figure 12；

Figure 15 is the curve graph for showing the relationship between frequency and the longitudinal acceleration of driver's cabin.

Figure 16 is the figure for showing the longitudinal acceleration of driver's cabin under specific frequency；

Figure 17 is the curve graph for showing the relationship between frequency and the lateral displacement of driver's cabin.

Figure 18 is the relationship shown in slalom test (slalom test) between frequency and the transverse acceleration of driver's cabin Curve graph.

Figure 19 is the figure for showing the transverse acceleration of driver's cabin under specific frequency in slalom test；

Figure 20 is the spider diagram (spider for showing driver to the subjective evaluation result of riding comfort and maneuverability chart)；And

Figure 21 is to show driver to the spider diagram of the subjective evaluation result of the noise of commerial vehicle.

Appended drawing reference

3: chassis 5: driver's cabin

6: side member 10: driver's cabin installs equipment

20: preceding mounting rack 21: stabilizer connecting rod

22: fore-stock 23: linking arm

24,44: first axle hub 25,45: second hinge hub

31: hinge member 32: bushing

33,34: stopper element 38: flange

39,58,59: gap 40: rear mounting rack

41: rear axle 42: rear damper

43: transverse bar 51: first axle component

52: 53: the first bushing of second hinge component

54: the second bushings

Specific embodiment

Hereinafter, it will be described in detail with reference to the accompanying drawings the exemplary embodiment of the disclosure.In the accompanying drawings, phase will be used always With appended drawing reference indicate identical or equivalent element.In addition, the detailed of well-known technique associated with the disclosure will be omitted Description, in order to avoid unnecessarily obscure the purport of the disclosure.

Such as first, second, the term of A, B, (a) and (b) can be used for describing in the exemplary embodiment of the disclosure Element.These terms are only used to which an element is distinguished with another element, and the inherent feature of respective element, order or Sequence etc. is not limited by term.Unless otherwise defined, otherwise all terms used herein, including technology or scientific term, With meaning identical with the normally understood meaning of disclosure those of ordinary skill in the art.In usually used dictionary Those of definition term is to be interpreted as having meaning identical with the situational meaning in correlative technology field, and will not be solved It is interpreted as that there is ideal or meaning too formal, unless being expressly defined as that there is such meaning in this application.

Referring to Figures 1 and 2, the driver's cabin according to the exemplary embodiment of the disclosure for commerial vehicle installs equipment 10 It may include: preceding mounting rack 20, be connected between 5 front side of driver's cabin and chassis 3；And rear mounting rack 40, it is connected to driver's cabin Between 5 rear sides and chassis 3.

The commerial vehicle of such as truck may include chassis 3, and chassis 3 may include engine, powertrain (power train), steering system, braking system, suspension system and vehicle frame.The vehicle frame on chassis 3 may include in the vertical of vehicle The side members 6 each extended over on direction, and a side members 6 can be spaced each other in the lateral direction of the vehicle It opens.

Driver's cabin 5 can be installed on a side members 6 by preceding mounting rack 20 and rear mounting rack 40.

Preceding mounting rack 20 may include: stabilizer connecting rod 21, be arranged in vehicle front side；A pair of of fore-stock 22, is fixed respectively To the front side of driver's cabin 5；And a pair of of linking arm 23, be connected to stabilizer connecting rod 21 each end and each fore-stock 22 it Between.

Stabilizer connecting rod 21 can be set in the front side on chassis, and can be a part of automotive suspension, and stabilizer connects Bar 21 facilitates the body roll that vehicle is reduced in flipper turn or in Uneven road.

Stabilizer connecting rod 21 can extend between a side members 6.The both ends of stabilizer connecting rod 21 can pass through one One side members 6 are connected to stabilizer bracket 21a.Each end of stabilizer connecting rod 21 can be respectively rotatably mounted on surely Determine on device bracket 21a, and stabilizer bracket 21a can be attached respectively to side member 6.

A pair of of fore-stock 22 can be respectively fixed to the front side bottom of driver's cabin 5, and a pair of of fore-stock 22 can driven It sails and is separated from each other in the transverse direction of room 5.

Fore-stock 22 can have two mounting plates 26 being separated from each other, and each mounting plate 26 can have for hinge The hole 26a that chain component 31 passes through.Each linking arm 23 can be pivotably connected to two by hinge member 31 and bushing 32 Mounting plate 26.

A pair of of linking arm 23 can be connected between each end of stabilizer connecting rod 21 and each fore-stock 22, thus A pair of of linking arm 23 can be symmetrically disposed in 5 front side of driver's cabin.Each linking arm 23 can be on the longitudinal direction of driver's cabin 5 Extend.

Each linking arm 23 can have the first axle hub 24 for being pivotably connected to each fore-stock 22 and pivotably Ground is connected to the second hinge hub 25 of each end of stabilizer connecting rod 21.First axle hub 24 and second hinge hub 25 can be even It connects and is separated from each other on the longitudinal direction of arm 23.

First axle hub 24 can be the hollow circuit cylinder (hollow cylinder) with first through hole 24a, hinge member 31 and around hinge member 31 be arranged bushing 32 be contained in first through hole 24a.First axle hub 24 can be plugged in preceding branch Between two mounting plates 26 of frame 22, and hinge member 31 can pass through the hole 26a and first axle hub of two mounting plates 26 24 first through hole 24a, so that first axle hub 24 is pivotably connected to two mounting plates 26 of fore-stock 22.

Hinge member 31 can be the hook bolt (head bolt) with head.Nut 31a can be installed with passing through two The hinge member 31 of plate 26 fastens, so that hinge member 31 can be fixed between two mounting plates 26.

Bushing 32 can have shape corresponding with the shape of first through hole 24a of first axle hub 24, thus bushing 32 It can be contained in first through hole 24a.

Flange 38 with annular shape can be formed on an end of bushing 32, and flange 38 can be from bushing 32 end extends to the outer direction, so that the outer diameter of flange 38 can be greater than the outer diameter of bushing 32.

When bushing 32 is inserted into the first through hole 24a of first axle hub 24, flange 38 can contact first axle One surface of hub 24.It can be accurately located in the first through hole 24a of first axle hub 24 by 38 bushing 32 of flange, from And the assembling of bushing 32 can be easy and accurately.

For example, the outer diameter of bushing 32 can be slightly larger than the internal diameter of the first through hole 24a of first axle hub 24, thus bushing 32 It can be press-fitted into first through hole 24a.

Bushing 32 may include: interior column part 35；Outer circle post part 36 is arranged outside interior column part 35；And Elastic part 37 is arranged between interior column part 35 and outer circle post part 36.

Interior column part 35 can have the hole 35a passed through for hinge member 31, and the internal diameter of hole 35a can be greater than hinge The outer diameter of chain component 31.

Flange 38 can be set on an end of outer column part 36, and flange 38 can be from outer circle post part 36 An end extend to the outer direction.

Elastic part 37 can have outer cone surface 37a, and conical surface 37a can improve the damping property of bushing 32 Energy.

Bushing 32 can include a pair of of gap 39 relative to each other inside elastic part 37.A pair of of gap 39 can carry Lotus is applied on the direction of bushing 32 and is separated from each other.For example, since linking arm 23 extends on the longitudinal direction of driver's cabin 5, Therefore load can be applied to linking arm 23 on the longitudinal direction of driver's cabin 5, so that a pair of of gap 39 can be in linking arm 23 Longitudinal direction on be separated from each other.

Each gap 39 can have circular shape corresponding with the circular cross-section of bushing 32.Since a pair of of gap 39 is in elasticity It is separated from each other on the longitudinal direction of driver's cabin 5 in part 37, therefore a pair of of gap 39 can reduce or absorb in driver's cabin 5 Longitudinal direction on impact to linking arm 23, so as to longitudinal oscillation, the extensional vibration etc. for being effectively prevented driver's cabin 5.

Accoding to exemplary embodiment, bushing 32 can be made of rubber material.For example, can with moulding molten natural rubber with Form natural rubber bushing 32.

According to another exemplary embodiment, bushing 32 can be uniformly dispersed by the subtle enhancing particle of such as metallic particles Rubber composition in melting natural rubber is made.For example, the subtle enhancing particle that can mould such as metallic particles is uniform Ground is dispersed in the rubber composition in melting natural rubber, to form the rubber composition bushing 32 for being dispersed with enhancing particle.Cause This, bushing 32 can not only pass through the damping performance of rubber material but also can be improved by enhancing the rigidity of particle.

A pair of stopper members 33 and 34 can be set at the both ends of bushing 32, to enhance the rigidity of bushing 32, and it is every A stopper element 33 and 34 can have annular shape.Stopper element 33 and 34 can be plugged in bushing 32 and fore-stock respectively Between 22, to prevent bushing 32 and fore-stock 22 from directly contacting, to prevent bushing 32 from wearing or damage.

A pair of stopper members 33 and 34 may include: the first stopper element 33, be connected to an end of bushing 32, i.e., The flange 38 of bushing 32；And second stopper element 34, it is connected to the other end of bushing 32.First stopper element 33 can have There is annular shape corresponding with the shape of flange 38, and the outer diameter of the first stopper element 33 can be greater than the second stopper element 34 Outer diameter.

Accoding to exemplary embodiment, stopper element 33 and 34 can be made of the metal material of such as aluminium.

It is single whole that a pair of stopper members 33 and 34 and bushing 32, which can integrate,.Particularly, a pair of stopper members 33 It can be moulded together by insert-molding and bushing 32 with 34, so that bushing 32 and a pair of stopper members 33 and 34 is integrated Structure can further enhance.

Since bushing 32 and a pair of stopper members 33 and 34 are integrated into single entirety, driving can be effectively prevented The longitudinal oscillation and extensional vibration of room 5, and can be in order to the assembling of bushing 32 and stopper element 33 and 34.Due to passing through one Enhance stopper element 33 and 34 longitudinal rigid of bushing 32, therefore the durability of bushing 32 can be improved.Pass through bushing 32 And a pair of stopper members 33 and 34 insert-molding rather than separately fabricated bushing 32 and a pair of stopper members 33 and 34 Manufacturing cost can be significantly reduced in insert-molding.

Second hinge hub 25 can be the hollow circuit cylinder with the second through-hole 25a, and each end of stabilizer connecting rod 21 accommodates In the second through-hole 25a.Since each end of stabilizer connecting rod 21 is contained in the second through-hole 25a of second hinge hub 25, because Each end of this stabilizer connecting rod 21 can be pivotably connected to linking arm 23.

A pair of of front damper 28 may be mounted on the antetheca of driver's cabin 5, and be connected respectively to linking arm 23.Each connection Arm 23 can have third hinge hub 27, and third hinge hub 27 is dashed forward upwards from the part neighbouring with second hinge hub 25 of linking arm Out.Third hinge hub 27 can be pivotably connected to the bottom end of front damper 28 by joint pin 29.For example, front damper 28 It can have the structure that combination has rubber spring, damper (or gas spring) etc..

Mounting rack 40 may include: rear axle 41 afterwards, be connected between a side members 6；A pair of of rear damper 42, sets respectively It sets between each end of rear axle 41 and the bottom rear of driver's cabin 5；And a pair of lateral damper rod 43, it is separately positioned on rear axle Between 41 each end and each rear damper 42.

Rear axle 41 can connect between a side members 6.Rear axle 41 can have: lateral part 41a, be arranged in rear axle 41 central part；And a pair of curved pillar (bent leg) 41b, the both ends of rear axle 41 are set.

Lateral part 41a can be formed linearly to be transverse between a side members 6, and curved struts 41b can be with Extend from each end of lateral part 41a to be substantially perpendicular to lateral part 41a.Each curved struts 41b of rear axle 41 can be with It is connected respectively to each side member 6.

A pair of of rear damper 42 can be separately mounted between the bottom rear of driver's cabin 5 and each pillar 41b of rear axle 41, To which the rear side of driver's cabin 5 can be symmetrically arranged in a pair of of rear damper 42.For example, rear damper 42 can have Combination has the structure of rubber spring, damper (or gas spring) etc..

Upper bracket 46 can be connected to the top of each rear damper 42, and lower bracket 47 can be pivotably connected to respectively The bottom end of rear damper 42.

Locking device 50 can be set at the top of upper bracket 46, and upper bracket 46 can be locked by locking device 50 It is unlocked to the rear wall of driver's cabin 5 or with the rear wall of driver's cabin 5.

Locking device 50 may include locking bolt 50a and lock 50b.Locking bolt 50a can be fixed to upper bracket 46, and latch 50b can be fixed to the rear wall of driver's cabin 5.When locking bolt 50a is engaged with lock 50b or is detached from from lock 50b, driver's cabin 5 can To be locked into the side member 6 on chassis 3 or be unlocked with the side member 6 on chassis 3.For example, when locking bolt 50a is detached from from lock 50b, Driver's cabin 5 can be unlocked with the side member 6 on chassis 3, and in the state that the side member on driver's cabin 5 Yu chassis 36 unlocks, be driven Sailing room 5 can be tilted by inclined cylinder (not shown).After driver's cabin 5 returns to its initial position, as locking bolt 50a and lock When 50b is engaged, driver's cabin 5 can be locked to the side member 6 on chassis 3.

Lower bracket 47 can be fixed to each side member 6, and each curved struts of rear axle 41 by fastener, welding etc. 41b can be connected to lower bracket 47, so that the both ends of rear axle 41 can be connected to a side members by a pair of of lower bracket 47 6。

A pair of of transverse direction damper rod 43 can separately be connected to the upper bracket 46 and rear axle 41 of each rear damper 42 Between each end of lateral part 41a, so that a pair of of transverse direction damper rod 43 can be symmetrically disposed in the lateral part of rear axle 41 On 41a.Each transverse direction damper rod 43 can extend in the transverse direction of driver's cabin 5.Particularly, each lateral damper rod 43 can have There is thickness to be less than the shape of the stick of width, to significantly reduce manufacturing cost and weight.

Each transverse direction damper rod 43 can have the first axle hub 44 for being pivotably connected to upper bracket 46 and can pivot It is connected to the second hinge hub 45 of the lateral part 41a of rear axle 41 with turning.First axle hub 44 and second hinge hub 45 can be It is separated from each other on the longitudinal direction of lateral damper rod 43.

First axle hub 44 can be the hollow circuit cylinder with first through hole 44a, first axle component 51 and surround first The first bushing 53 that hinge member 51 is arranged is contained in first through hole 44a.First axle hub 44 can pass through first axle structure Part 51 and the first bushing 53 are pivotably connected to upper bracket 46.

First bushing 53 can have the hole 53a passed through for first axle component 51, and the internal diameter of hole 53a can be big In the outer diameter of first axle component 51.

First bushing 53 may include opposite a pair of of the gap 58 being formed in inside the first bushing 53.A pair of of gap 58 It can be separated from each other on the direction that load is applied to the first bushing 53.For example, since lateral damper rod 43 is in driver's cabin 5 Extend in transverse direction, therefore load can be applied to each lateral damper rod 43 in the transverse direction of driver's cabin 5, thus a pair of Gap 58 can be separated from each other in the transverse direction of driver's cabin 5.

Each gap 58 can have circular shape corresponding with the circular cross-section of the first bushing 53.Since a pair of of gap 58 exists It is separated from each other in the transverse direction of driver's cabin 5 inside first bushing 53, therefore a pair of of gap 58 can reduce or absorb To the impact of lateral damper rod 43 in the transverse direction of driver's cabin 5, so as to be effectively prevented driver's cabin 5 horizontal swing, Oscillation crosswise etc..

Accoding to exemplary embodiment, the first bushing 53 can be made of rubber material.For example, can be with the natural rubber of moulding molten Glue is to form the first bushing 53.

According to another exemplary embodiment, the first bushing 53 can by such as metallic particles subtle enhancing particle equably The rubber composition being dispersed in melting natural rubber is made.For example, the subtle enhancing particle of such as metallic particles can be moulded The rubber composition being evenly dispersed in melting natural rubber, to form the first bushing 53.

Second hinge hub 45 can have the second through-hole 45a, second hinge component 52 and set around second hinge component 52 The second bushing 54 set is contained in the second through-hole 45a.

The fixed bracket 48 of a pair can be symmetrically disposed on the lateral part 41a of rear axle 41.Each fixed bracket 48 can be with The lateral part 41a of rear axle 41 is fixed to using fastener, welding etc..Second hinge hub 45 can pass through second hinge component 52 Fixed bracket 48 is pivotably connected to the second bushing 54.

Second bushing 54 can have the hole 54a passed through for second hinge component 52, and the internal diameter of hole 54a can be big In the outer diameter of second hinge component 52.

Accoding to exemplary embodiment, the second bushing 54 can be made of rubber material.For example, can be with the natural rubber of moulding molten Glue is to form the second bushing 54.

According to another exemplary embodiment, the second bushing 54 can by such as metallic particles subtle enhancing particle equably The rubber composition being dispersed in melting natural rubber is made.For example, the subtle enhancing particle of such as metallic particles can be moulded The rubber composition being evenly dispersed in melting natural rubber, to form the second bushing 54.

Accoding to exemplary embodiment, as shown in figure 11, the second bushing 54 can have the reality in not formed gap inside it Core structure.

According to another exemplary embodiment, as shown in figure 14, the second bushing 54, which can have, is formed in the second bushing 54 Opposite a pair of of gap 59 in portion.A pair of of gap 59 can be separated from each other on the direction that load is applied to the second bushing 54. For example, load can be in the transverse direction of driver's cabin 5 since each lateral damper rod 43 extends in the transverse direction of driver's cabin 5 Lateral damper rod 43 is applied on direction, so that a pair of of gap 59 can be separated from each other in the transverse direction of driver's cabin 5.

Each gap 59 can have circular shape corresponding with the circular cross-section of the second bushing 54.Since a pair of of gap 59 exists It is separated from each other in the transverse direction of driver's cabin 5 inside second bushing 54, therefore a pair of of gap 59 can reduce or absorb To the impact of lateral damper rod 43 in the transverse direction of driver's cabin 5, so as to be effectively prevented driver's cabin 5 horizontal swing, Oscillation crosswise etc..

Further, since rear mounting rack 40 can be set rodlike lateral damper rod 43 and be applied to lateral damper rod 43 Both ends the first bushing 53 and the second bushing 54 with excellent damping performance, to effectively prevent driver's cabin 5 Horizontal swing, oscillation crosswise etc., and simple structure is provided to improve durability and reduce manufacturing cost.

Figure 15 is the curve graph for showing the relationship between frequency and longitudinal direction (front-rear direction) acceleration of driver's cabin.

Figure 15 is shown when commerial vehicle with constant speed (for example, 70km/h) when driving in the longitudinal direction of cabin interior measurement Relationship between acceleration and frequency.Line G1 indicates the longitudinal acceleration of driver's cabin according to the exemplary embodiment of the disclosure, Line G2 indicates the longitudinal acceleration of the driver's cabin according to conventional example.

As shown in figure 15, it can be seen that the longitudinal acceleration G1 phase of driver's cabin according to the exemplary embodiment of the disclosure To the longitudinal acceleration G2 for being lower than the driver's cabin according to conventional example.Particularly, under 5Hz frequency driver's cabin longitudinal acceleration It can be peak point.For example, the longitudinal acceleration of driver's cabin according to the exemplary embodiment of the disclosure is 0.14g at 5Hz, It and is 0.198g at 5Hz according to the longitudinal acceleration of the driver's cabin of conventional example.In other words, it can be seen that with according to tradition Exemplary driver's cabin is compared, and the longitudinal acceleration of driver's cabin according to the exemplary embodiment of the disclosure reduces about 30%.

Figure 16 is shown when commerial vehicle with constant speed (for example, 70km/h) when driving at specific frequency (for example, 5Hz) The figure of the longitudinal acceleration of lower driver's cabin.

T1 is indicated when the commerial vehicle of not connected trailer with constant speed (for example, 70km/h) when driving in cabin interior The longitudinal acceleration of measurement.As can be seen that compared with the driver's cabin according to conventional example, according to an exemplary embodiment of the present disclosure The longitudinal acceleration of driver's cabin reduce about 30%.

T2 indicates to survey in cabin interior when driving when the commerial vehicle of connection trailer with constant speed (for example, 70km/h) The longitudinal acceleration of amount.As can be seen that compared with the driver's cabin according to conventional example, it is according to the exemplary embodiment of the disclosure The longitudinal acceleration of driver's cabin reduces about 30%.

Meanwhile by comparing T1 and T2, it can be seen that connect the longitudinal acceleration of the driver's cabin in the commerial vehicle of trailer T2 is relatively lower than the longitudinal acceleration T1 of the driver's cabin in the commerial vehicle of not connected trailer.

Such as in Figure 15 and Figure 16 it can be seen that compared with the driver's cabin according to conventional example, according to the disclosure The longitudinal acceleration of the driver's cabin of exemplary embodiment improves about 30%, therefore can significantly improve according to the disclosure Exemplary embodiment driver's cabin longitudinal direction on riding comfort.

Figure 17 is the curve graph for showing the relationship between frequency and the lateral displacement of driver's cabin.Figure 17 is shown in commercial vehicle With when constant speed drive in the relationship in slalom test between the externally measured lateral displacement of driver's cabin and frequency.

Line K1 indicates that the lateral displacement of driver's cabin according to the exemplary embodiment of the disclosure, line K2 are indicated according to tradition The lateral displacement of exemplary driver's cabin.

Referring to Fig.1 7, it can be seen that compared with the lateral displacement K2 according to the driver's cabin of conventional example, according to the disclosure The lateral displacement K1 of the driver's cabin of exemplary embodiment reduces about 30%.

Figure 18 is the curve graph for showing the relationship between frequency in slalom test and the transverse acceleration of driver's cabin.Figure 18 It shows when commerial vehicle is with constant speed drive in slalom test in the transverse acceleration and frequency that driver's cabin is externally measured Between relationship.Line G3 indicates the pass between the transverse acceleration and frequency of driver's cabin according to the exemplary embodiment of the disclosure System, line G4 are indicated according to the relationship between the transverse acceleration and frequency of the driver's cabin of conventional example.

Referring to Fig.1 8, it can be seen that compared with the lateral acceleration G 4 according to the driver's cabin of conventional example, according to this public affairs The lateral acceleration G 3 of the driver's cabin for the exemplary embodiment opened reduces about 30%.

Figure 19 is shown when commerial vehicle with constant speed (for example, 70km/h) when driving in snake test in specific frequency The figure of the transverse acceleration of driver's cabin under rate (for example, 5Hz).As can be seen that compared with the driver's cabin according to conventional example, according to The transverse acceleration of the driver's cabin of the exemplary embodiment of the disclosure reduces about 30%.

Such as in Figure 17, Figure 18 and Figure 19 it can be seen that compared with the driver's cabin according to conventional example, according to this public affairs The lateral displacement and transverse acceleration of the driver's cabin for the exemplary embodiment opened improve about 30%, therefore can greatly change The riding comfort being apt in the transverse direction of driver's cabin according to the exemplary embodiment of the disclosure.

Figure 20 is to show driver to the spider diagram of the subjective evaluation result of riding comfort and maneuverability.

As shown in figure 20, it can be seen that compared with the driver's cabin according to conventional example, according to the exemplary implementation of the disclosure The impact that driver's cabin is transmitted to extensional vibration, when braking suddenly of the driver's cabin of example, phases such as (choppy ride) of jolting by bus The characteristic of pass is significantly improved.In addition, it can be seen that compared with the driver's cabin according to conventional example, according to the example of the disclosure Property embodiment driver's cabin to horizontal swing, vibration etc. relevant characteristic slightly improved.

Figure 21 is to show driver to the spider figure net of the subjective evaluation result of the noise (NVH) of commerial vehicle.

As shown in figure 21, it can be seen that compared with the driver's cabin according to conventional example, according to the exemplary implementation of the disclosure The characteristic relevant to vibration when accelerating of the driver's cabin of example is significantly improved.In addition, it can be seen that with according to conventional example Driver's cabin is compared, driver's cabin according to the exemplary embodiment of the disclosure with vibration when Idle noise, starting/shutdown, sky The relevant characteristics such as noise when rotational oscillation moves, accelerates slightly are improved.

According to an exemplary embodiment of the present disclosure, preceding mounting rack 20 can be configured to be installed in the bushing in linking arm 23 32 and a pair of stopper members 33 and 34 to can integrate be single whole, and rear mounting rack 40 can be configurable to include transverse direction Damper rod 43 and the bushing 53 and 54 with excellent damping performance at the both ends applied to lateral damper rod 43, to drop Low manufacturing cost, weight etc..

As described above, according to an exemplary embodiment of the present disclosure, due to the bushing before being mounted in the linking arm of mounting rack It is integrated into single entirety with a pair of stopper members, therefore the longitudinal oscillation and extensional vibration of driver's cabin can be effectively prevented, and And bushing and stopper element can be assembled in the hinge hub of linking arm significantly.Due to by a pair of stopper members come Enhance the longitudinal rigid of bushing, therefore the durability of bushing can be improved.Bushing and a pair of stopper members can by inserts at Type once manufactures, to significantly reduce manufacturing cost.

In addition, according to an exemplary embodiment of the present disclosure, rear mounting rack can be set rodlike lateral damper rod and answer First bushing and the second bushing with excellent damping performance at the both ends for lateral damper rod, to effectively prevent Horizontal swing, oscillation crosswise of driver's cabin etc., and simple structure is provided to improve durability and reduce manufacturing cost.

Hereinbefore, although describing the disclosure by reference to exemplary embodiment and attached drawing, the present disclosure is not limited to This, but can be right the disclosure claimed by disclosure those skilled in the art not departing from claim It carry out various modifications and changes in the case where thought and range.

Claims (19)

1. a kind of driver's cabin for commerial vehicle installs equipment, which is characterized in that the driver's cabin installs equipment and includes:

Preceding mounting rack, is connected between cab forward and chassis；And

Mounting rack afterwards is connected on rear side of the driver's cabin between the chassis,

Wherein the preceding mounting rack includes: stabilizer connecting rod, is arranged in the vehicle front side；A pair of of fore-stock, is respectively fixed to The cab forward；And a pair of of linking arm, be connected to the stabilizer connecting rod each end and each fore-stock Between,

Each linking arm is pivotably connected to each fore-stock by hinge member and bushing,

The bushing has a pair of stopper members at the both ends that the bushing is arranged in, and

The bushing and the pair of stopper element are integrated into single entirety.

2. the driver's cabin according to claim 1 for commerial vehicle installs equipment, which is characterized in that the pair of stop Component is moulded together with the bushing by insert-molding, so that the pair of stopper element is integrated into the both ends of the bushing To form the single entirety.

3. the driver's cabin according to claim 1 for commerial vehicle installs equipment, which is characterized in that each linking arm With first axle hub and second hinge hub, the first axle hub is pivotably connected to each fore-stock, and described second Hinge hub is pivotably connected to each end of the stabilizer connecting rod,

The first axle hub has first through hole, and the hinge member and the bushing around hinge member setting hold It is contained in the first through hole, and

The second hinge hub has the second through-hole, and each end of the stabilizer connecting rod is contained in second through-hole.

4. the driver's cabin according to claim 3 for commerial vehicle installs equipment, which is characterized in that with annular shape Flange be formed on an end of the bushing, and the outer diameter of the flange be greater than the bushing outer diameter.

5. the driver's cabin according to claim 3 for commerial vehicle installs equipment, which is characterized in that the bush fitting It closes in the first through hole.

6. the driver's cabin according to claim 3 for commerial vehicle installs equipment, which is characterized in that the bushing includes A pair of of gap relative to each other, the pair of gap are separated from each other on the direction that load is applied to the bushing.

7. the driver's cabin according to claim 3 for commerial vehicle installs equipment, which is characterized in that the bushing is by rubber Glue material is made, and the stopper element is made of metal material.

8. the driver's cabin according to claim 1 for commerial vehicle installs equipment, which is characterized in that mounting rack after described Include: rear axle, is connected between a side members；A pair of of rear damper is separately positioned on each end of the rear axle and described Between the bottom rear of driver's cabin；And a pair of lateral damper rod, be separately mounted to the rear axle each end and it is each it is described after Between damper, and each lateral damper rod extends in the transverse direction of the driver's cabin.

9. the driver's cabin according to claim 8 for commerial vehicle installs equipment, which is characterized in that the laterally damping Bar has thickness less than the shape of the stick of width.

10. the driver's cabin according to claim 8 for commerial vehicle installs equipment, which is characterized in that upper bracket connection To the top of each rear damper,

The rear axle has symmetrically arranged a pair of fixed bracket, and

It is the pair of transverse direction damper rod be separately connected to each rear damper upper bracket and the rear axle it is each solid Between fixed rack.

11. the driver's cabin according to claim 10 for commerial vehicle installs equipment, which is characterized in that each transverse direction Damper rod has first axle hub and second hinge hub, and the first axle hub can pivot by first axle component and the first bushing It is connected to each upper bracket with turning, the second hinge hub is pivotably connected to by second hinge component and the second bushing Each fixed bracket of the rear axle.

12. the driver's cabin according to claim 11 for commerial vehicle installs equipment, which is characterized in that first hinge Chain hub has first through hole, and the first axle component and first bushing around first axle component setting accommodate In the first through hole,

First bushing has the hole passed through for the first axle component, and

The internal diameter in the hole is greater than the outer diameter of the first axle component.

13. the driver's cabin according to claim 11 for commerial vehicle installs equipment, which is characterized in that second hinge Chain hub has the second through-hole, and the second hinge component and second bushing around second hinge component setting accommodate In second through-hole,

Second bushing has the hole passed through for the second hinge component, and

The internal diameter in the hole is greater than the outer diameter of the second hinge component.

14. the driver's cabin according to claim 11 for commerial vehicle installs equipment, which is characterized in that first lining At least one bushing in set and second bushing includes opposite a pair of of the gap to be formed inside it.

15. the driver's cabin according to claim 14 for commerial vehicle installs equipment, which is characterized in that the pair of sky Gap on the direction that load is applied to first bushing including opposite the pair of gap or second bushing each other It is spaced apart.

16. a kind of vehicle characterized by comprising

Driver's cabin；

Chassis；

Preceding mounting rack is connected between the cab forward and the chassis；And

Mounting rack afterwards is connected on rear side of the driver's cabin between the chassis,

Wherein the preceding mounting rack includes: stabilizer connecting rod, is arranged in the vehicle front side；A pair of of fore-stock, is respectively fixed to The cab forward；And a pair of of linking arm, be connected to the stabilizer connecting rod each end and each fore-stock Between,

Each linking arm is pivotably connected to each fore-stock by hinge member and bushing,

The bushing has a pair of stopper members at the both ends that the bushing is arranged in, and

The bushing and the pair of stopper element are integrated into single entirety.

17. vehicle according to claim 16, which is characterized in that mounting rack includes: rear axle after described, is connected to an opposite side Between component；A pair of of rear damper is separately positioned between each end of the rear axle and the bottom rear of the driver's cabin；With And a pair of lateral damper rod, it is separately mounted between each end of the rear axle and each rear damper.

18. vehicle according to claim 17, which is characterized in that transverse direction of each lateral damper rod in the driver's cabin Side upwardly extends.

19. vehicle according to claim 16, which is characterized in that each linking arm has first axle hub and the second hinge Chain hub, the first axle hub are pivotably connected to each fore-stock, and the second hinge hub is pivotably connected to institute Each end of stabilizer connecting rod is stated,

The first axle hub has first through hole, and the hinge member and the bushing around hinge member setting hold It is contained in the first through hole, and

The second hinge hub has the second through-hole, and each end of the stabilizer connecting rod is contained in second through-hole.