CN107719485A - A kind of commerial vehicle and its cab rear suspender - Google Patents
A kind of commerial vehicle and its cab rear suspender Download PDFInfo
- Publication number
- CN107719485A CN107719485A CN201710822863.0A CN201710822863A CN107719485A CN 107719485 A CN107719485 A CN 107719485A CN 201710822863 A CN201710822863 A CN 201710822863A CN 107719485 A CN107719485 A CN 107719485A
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- China
- Prior art keywords
- cabin
- driver
- vertical
- pooling feature
- component
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D33/00—Superstructures for load-carrying vehicles
- B62D33/06—Drivers' cabs
- B62D33/0604—Cabs insulated against vibrations or noise, e.g. with elastic suspension
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D33/00—Superstructures for load-carrying vehicles
- B62D33/06—Drivers' cabs
- B62D33/0604—Cabs insulated against vibrations or noise, e.g. with elastic suspension
- B62D33/0608—Cabs insulated against vibrations or noise, e.g. with elastic suspension pneumatic or hydraulic suspension
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D33/00—Superstructures for load-carrying vehicles
- B62D33/06—Drivers' cabs
- B62D33/063—Drivers' cabs movable from one position into at least one other position, e.g. tiltable, pivotable about a vertical axis, displaceable from one side of the vehicle to the other
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Body Structure For Vehicles (AREA)
- Component Parts Of Construction Machinery (AREA)
Abstract
The invention discloses a kind of cab rear suspender, including to buffer the vertical pooling feature component (21) of driver's cabin vertical load, wherein, driver's cabin (9) is fixed on the top of the vertical pooling feature component (21)；Also include with the bottom of the vertical pooling feature component (21) being connected and be located at the side of the vertical pooling feature component (21) and along the lateral support functional unit (22) that upwardly extends of length direction of the vertical pooling feature component (21), wherein, the top of the lateral support functional unit (22), which is provided with, can offset with the upper side of the vertical pooling feature component (21), buffering the side block component (23) of driver's cabin (9) lateral load；Therefore, cab rear suspender enables itself to be effectively prevented from cracking failure due to that can adjust local force way.The invention also discloses a kind of commerial vehicle, can effectively reduce maintenance cost.
Description
Technical field
The present invention relates to traffic and transport field, more particularly to a kind of cab rear suspender for commerial vehicle.This
Invention further relates to a kind of commerial vehicle with the cab rear suspender.
Background technology
In recent years, with the fast development of ecommerce, social logistics demand is constantly soaring, and this makes highway transportation in synthesis
Status and effect also constantly lifting in transportation system, naturally, important traffic work of the commerial vehicle as contemporary highway transportation
Tool, is widely used in traffic and transport field.
During commerial vehicle travels, the part body of cab rear suspender is due to the influence hardly possible of external environment
Exempt from that part vertical load, lateral load and torsional load can be born.For example, except rough track can cause driving
Swinging up and down and swinging for room is outer, when turning the inertia force of driver's cabin can also cause driver's cabin swing and left and right
Reverse.When driver's cabin is swung up and down, the self gravitation of the driver's cabin above cab rear suspender will pass through air bag
Spring, air bag spring support frame and rear-suspending jointed shaft upper mounting bracket after being transferred to；Driver's cabin is swung and left and right is reversed
When, lateral load caused by driver's cabin and part torsional load will pass through lateral vibration absorber, air bag spring, air bag spring branch
Support and rear-suspending jointed shaft upper mounting bracket and rear lower mounting bracket after being transferred to.
Therefore, the driver's cabin of commerial vehicle can produce vertical load, lateral load and reverse and carry unavoidably in the process of moving
Lotus etc. makes the structure of this typical cab rear suspender deform.Further, since commerial vehicle is in the process of moving
Shock loading can be produced unavoidably, made the force way of this typical cab rear suspender single, caused the device more to hold
Failure deformation, or even cracking easily occurs.
The content of the invention
It is an object of the invention to provide a kind of cab rear suspender, adjusts local force way, in order to avoid local hair
Raw cracking failure；It is a further object of the present invention to provide a kind of commerial vehicle, reduces maintenance cost.
In order to solve the above technical problems, the present invention provides a kind of cab rear suspender, including to buffer driver's cabin
The vertical pooling feature component of vertical load, wherein, driver's cabin is fixed on the top of the vertical pooling feature component, also wraps
Include：
It is connected with the bottom of the vertical pooling feature component and is located at the side of the vertical pooling feature component and edge
The lateral support functional unit that the length direction of the vertical pooling feature component upwardly extends；Wherein, the lateral support work(
The top of energy component is provided with and can offset with the upper side of the vertical pooling feature component, laterally be carried to buffer driver's cabin
The side block component of lotus.
Preferably, the lateral support functional unit includes：
The rear lower mounting bracket being connected with the vertical pooling feature component bottom；Wherein, it is described to descend mounting bracket afterwards
Top is provided with lateral arrangement, rotating pin hole and limit pin hole for connecting the side block component；
When detaining driver's cabin, rotary pin shaft is inserted in rotating pin hole, while spacing bearing pin is inserted in limit pin hole,
In order to limit the side block component；
When overturning driver's cabin, the spacing bearing pin is departed from from the limit pin hole, to realize the side block group
Part is rotated using the rotary pin shaft as axle.
Preferably, the side block component includes：
The extending bracket being connected with the top of the lateral support functional unit；
Positioned at the side of the extending bracket and along the extending bracket side distribution, can be with the vertical buffering work(
Can the upper side of component offset, buffering the end frame of driver's cabin lateral load.
Preferably, the end frame, which includes, is fixed on the extending bracket side, is extended sideways along the extending bracket
Backstop base, in addition to several are fixed on the side of the backstop base, are pushed away along the backstop of the parallel distribution of the backstop base
Bar.
Preferably, at least two backstop push rods are distributed along the vertical direction, and the backstop push rod above
Length is longer than the length of the underlying backstop push rod, to realize multi-buffer lateral load.
Preferably, the top of the backstop push rod is provided with stops with what the upper side of the vertical pooling feature component offseted
Keep off bushing.
Preferably, the stop sleeve is elastomeric material.
Preferably, the vertical pooling feature component includes：
Positioned at driver's cabin side and the rear upper mounting bracket to be connected with driver's cabin；
Below the rear upper mounting bracket, the elastic parts for buffering driver's cabin vertical load；
It is articulated with the rear upper rear-suspending jointed shaft between mounting bracket and the elastic parts.
Preferably, the elastic parts includes：
For buffering the flexible member of driver's cabin vertical load；
Flexible member support frame through the rear-suspending jointed shaft, for supporting the flexible member, wherein, the bullet
Property element support frame is provided with a V-groove, in order to which the rear-suspending jointed shaft is dismantled from the flexible member support frame.
Present invention also offers a kind of commerial vehicle, including commercial drivers room and vehicle frame, in addition to described in any of the above-described
Cab rear suspender, wherein, the cab rear suspender be located between commercial drivers room and vehicle frame.
Relative to above-mentioned background technology, cab rear suspender provided by the present invention, including to buffer driver's cabin
The vertical pooling feature component of vertical load, and driver's cabin is fixed on its top.Therefore, when cab rear suspender is in work
When making state, that is, when detaining driver's cabin, the gravity of itself is reached vertical pooling feature component by the driver's cabin being attached thereto, and makes to hang down
The lateral pressure from driver's cabin is born to the junction on the top of pooling feature component and driver's cabin.
In addition, the device also includes being connected and being located at vertical pooling feature group with the bottom of above-mentioned vertical pooling feature component
The lateral support functional unit that the side of part and the vertically length direction of pooling feature component upwardly extend, wherein, lateral branch
The top of support functional unit is provided with and can offset with the upper side of vertical pooling feature component, laterally be carried to buffer driver's cabin
The side block component of lotus.Therefore, when driver's cabin swings or left and right is reversed, driver's cabin applies side to cab rear suspender
To load and torsional load, the side block component at the top of lateral support functional unit just reaches lateral load and torsional load therewith
The upper side of the vertical pooling feature component to offset.
Cab rear suspender after being improved due to the present invention is by the vertical load applied from driver's cabin, lateral load
Lotus and torsional load are applied to the top of vertical pooling feature component and the junction of driver's cabin and vertical buffering work(by scattered
Can the side on component top offset place, compared with the single force way of cab rear suspender in the prior art, be applied to
The present invention improve after cab rear suspender on load be split, original single impetus is changed at least two
Force, specifically, make lateral load and the portion born originally by the top of vertical pooling feature component and the junction of driver's cabin
The side that point torsional load is transferred to vertical pooling feature component top offsets place, shunt the top of vertical pooling feature component with
The load of the junction of driver's cabin.However, the weight of driver's cabin in itself is constant, the load being applied on cab rear suspender
It is same as the prior art, after these load are split, naturally, what the part of the cab rear suspender after improvement was subject to
Load diminishes, and the correspondingly deformation of its local material also reduces, and reduces the deformation of cab rear suspender；Even if rushed
Load is hit, because shock loading is split, the shock loading being subject to than former cab rear suspender also reduces, correspondingly
Influence of the shock loading to cab rear suspender reduces.Therefore, cab rear suspender is local due to that can adjust
Force way and enable itself to be effectively prevented from cracking failure.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
The embodiment of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can also basis
The accompanying drawing of offer obtains other accompanying drawings.
Fig. 1 is provided cab rear suspender structural representation by a kind of embodiment of the present invention；
Fig. 2 is the rotational structure schematic diagram that Fig. 1 keeps off component on front side of driver's cab turnover；
Fig. 3 is provided cab rear suspender schematic view of the mounting position by a kind of embodiment of the present invention.
Embodiment
The core of the present invention is to provide a kind of cab rear suspender, adjusts local force way, in order to avoid local hair
Raw cracking failure；Another core of the present invention is to provide a kind of commerial vehicle, reduces maintenance cost.
In order that those skilled in the art more fully understand the present invention program, with reference to the accompanying drawings and detailed description
The present invention is described in further detail.
Fig. 1, Fig. 2 and Fig. 3 are refer to, Fig. 1 is provided cab rear suspender by a kind of embodiment of the present invention
Structural representation；Fig. 2 is the rotational structure schematic diagram that Fig. 1 keeps off component on front side of driver's cab turnover；Fig. 3 is a kind of specific for the present invention
Embodiment provides cab rear suspender schematic view of the mounting position.
In the embodiment of the present invention, cab rear suspender provided by the present invention includes vertical buffering work(
Can component 21.For vertical pooling feature component 21 mainly to buffer the vertical load of driver's cabin 9, its structure goes up mounting bracket after including
211st, rear-suspending jointed shaft 212 and elastic parts 213.
With reference to Figure of description 1, the vertical load of driver's cabin 9 be specially be distributed in driver's cabin 9 side and with driver's cabin 9
Side is parallel, pressure vertically downwards, the pressure mostlys come from driver's cabin 9 gravity of itself, therefore the pressure
Naturally the rear-suspending jointed shaft 212 for the cab rear suspender being connected with driver's cabin 9 is transferred to, correspondingly, rear-suspending hinge
Spindle 212 is by the pressure transmission to the lower end of rear upper mounting bracket 211.
Upper mounting bracket 211 is located at the top of vertical pooling feature component 21 afterwards, and its epimere is fixed on the side of driver's cabin 9
Face, its hypomere are typically provided with a hole being engaged with the outer surface of rear-suspending jointed shaft 212.Upper mounting bracket 211 is with driving afterwards
Sail and form one between room 9 and be fixedly connected with portion 214, certainly, the surface of mounting bracket 211 is additionally provided with other through holes on rear,
In order to which cab rear suspender can be tightly fixed to the side of driver's cabin 9.
Rear-suspending jointed shaft 212 upper mounting bracket 211 and elastic parts 213 by after is hinged.Due to elastic parts
213 include flexible member 2131 and flexible member support frame 2132, so, rear-suspending jointed shaft 212 is actually upper outstanding by after
Put support 211 and flexible member support frame 2132 is hinged.When overturning driver's cabin 9, rear-suspending jointed shaft 212 with it is rear on
Mounting bracket 211 is disconnected；When detaining driver's cabin 9, rear-suspending jointed shaft 212 keeps connecting with upper mounting bracket 211 afterwards.
In addition, elastic parts 213 is mainly used in buffering the vertical load of driver's cabin 9, usually, elastic parts 213 is set
On rear below mounting bracket 211, to buffer vertical load.In this specific embodiment, flexible member 2131 uses gas
Capsule spring, it is mainly used in buffering the vertical load of driver's cabin 9, but in view of the particularity of this body structure of air bag spring, flexible member
2131 can also be used for buffer portion torsional load when driver's cabin 9 is swung.It is of course also possible to use helical spring and steel plate bullet
The flexible members such as spring can also realize the purpose of the present invention to replace air bag spring, but no matter which kind of flexible member, will ensure to select
Flexible member can effectively obstruct and alleviate the vertical load that driver's cabin 9 is delivered to by vehicle frame.Flexible member support frame
2132 are typically inserted through rear-suspending jointed shaft 212, in order to supporting flexible member 2131, it is generally the case that in order to facilitate automatic turning
Turn driver's cabin 9, a V-groove is provided with typically on flexible member support frame 2132, in order to which rear-suspending jointed shaft 212 can be convenient
Ground is dismantled from flexible member support frame 2132, certainly, can also be realized using other dismountable flexible member support frames.
In addition, the device also includes lateral support functional unit 22 and side block component 23.
Bottom of the lateral support functional unit 22 generally with the flexible member 2131 of vertical pooling feature component 21 is connected, and
Positioned at the side of vertical pooling feature component 21 and vertically the length direction of pooling feature component 21 upwardly extends.Lateral support
Functional unit 22 mainly plays a supportive role, lower mounting bracket 221 and rear lower mounting bracket base 222 after generally including.
In this specific embodiment, lower mounting bracket 221 is mainly L-shaped afterwards, and its bottom is connected with flexible member 2131,
Its top is connected with side block component 23.Usually, the top of lower mounting bracket 221 is higher than the center of rear-suspending jointed shaft 212 afterwards,
So that side block component 23 can offset with vertical pooling feature component 21.Bottom and the flexible member 2131 of mounting bracket 221 are descended afterwards
Bottom be connected by bolt and nut or bearing pin, its top be provided with lateral arrangement, the rotating pin hole for connecting side block component 23
224 and limit pin hole 223；When detaining driver's cabin 9, rotary pin shaft is inserted in rotating pin hole 224, while in limit pin hole
Spacing bearing pin is inserted in 223, in order to limit the side block component 23；When overturning driver's cabin 9, by the spacing bearing pin from institute
State and depart from limit pin hole 223, to realize that the side block component 23 is rotated using the rotary pin shaft as axle.It is specific at this
In embodiment, a rotating pin hole 224 and a limit pin hole 223 are provided with the top of rear lower mounting bracket, it is of course possible to
Have several pin-and-holes, but no matter pin-and-hole quantity, at least one rotating pin hole 224 and a limit pin hole 223 need to be met
Arranged in lateral alternate, to ensure that side block component 23 will not fall in the course of the work, while needed for the model of bearing pin will meet
Intensity requirement.
The corner of the lower mounting bracket 221 after being typically welded to of mounting bracket base 222 is descended afterwards.Mounting bracket base is descended afterwards
222 be usually a metallic plate, and if be provided with dry hole in its both sides, in order to which cab rear suspender is consolidated with bolt and nut
Due to vehicle frame.
The side block component 23 at the top of lateral support functional unit 22 is located at, can be upper with vertical pooling feature component 21
Portion side offsets, buffering the lateral load of driver's cabin 9.Side block component 23 includes extending bracket 231 and end frame 232.
As shown in Figure of description 1, the lateral load of driver's cabin 9 be specially be distributed in driver's cabin 9 side and with driving
The side of room 9 is perpendicular and presses to the pressure for the cab rear suspender being connected with driver's cabin 9.The pressure is mainly by driving
Room 9 caused by double swerve, is then passed to the end frame 232, Ran Houzai of cab rear suspender in its horizontal direction
Driver's cabin 9 is pressed to along end frame 232.Similarly, the torsional load of driver's cabin 9 is distributed on the horizontal plane of the both sides of driver's cabin 9, so
After be transferred to cab rear suspender both sides end frame 232.
Extending bracket 231 is located at the top of lateral support functional unit 22, and its side is relative with vehicle frame, opposite side with it is rear on
Mounting bracket 211 is relative, and the side is used to support end frame 232.
Extending bracket 231, the rear upper suspension branch of the other end and vertical pooling feature component 21 are fixed in the one end of end frame 232
The side of frame 211 offsets, and can buffer the lateral load of driver's cabin 9.Under normal circumstances, end frame 232 includes backstop base
2321 and backstop push rod 2322.Wherein, backstop base 2321 is usually the thin metal of a side for being fixed on extending bracket 231
Plate, extending sideways approximately along extending bracket 231, its width always slightly greater than the side of extending bracket 231 in its longitudinal direction
Face.Backstop base 2321 be provided with it is some to circular hole so as to fixed stop push rod 2322.If backstop push rod 2322 can generally have
Dry, it is arranged in parallel along the surface of backstop base 2321.The rule that the length of some backstop push rods 2322 generally meets is length
Increase or adjacent lengths are different, alternate length is identical successively, to realize multi-buffer lateral load.In the embodiment
In, from two backstop push rods, its length meets to increase successively, wherein longer backstop push rod is referred to as upper backstop push rod, length
Shorter backstop push rod is referred to as lower backstop push rod, and upper backstop push rod is located at the top of lower backstop push rod.In addition, backstop push rod
2322 top is provided with the stop sleeve 2323 to be offseted with the upper side of vertical pooling feature component 21.In order to buffer lateral load
Lotus, general stop sleeve 2323 select elastomeric material, and in this specific embodiment, backstop push rod 2322 is certain firm from having
The metal material of degree, stop sleeve 2323 is from the elastomeric material with certain elasticity.
The spacing bearing pin for descending the top of mounting bracket 221 afterwards is first transferred to, the extending bracket 231 of side block component 23 is fitted laterally
Work as rotation, to avoid interference.Then, driver's cabin 9 is overturn, upper mounting bracket 211 departs from from rear-suspending jointed shaft 212 afterwards,
Upper mounting bracket 211 is overturn with driver's cabin 9 after making, and cab rear suspender does not work.
Driver's cabin 9 is detained, the gravity of itself is just passed through flexible member 2131, flexible member support frame 2132 by driver's cabin 9
Upper mounting bracket 211 after being reached with rear-suspending jointed shaft 212.When vehicle travels, due to Uneven road or turning, driver's cabin 9
Swing or reverse around front-suspension, driver's cabin 9 passes through torsional load caused by lateral load caused by swing and torsion
Flexible member 2131, flexible member support frame 2132, afterwards rear-suspending jointed shaft 212, lower mounting bracket 221 and extending bracket 231
Reach end frame 232.When swinging smaller, because upper backstop push rod and rear upper mounting bracket 211 offset, so that upper backstop pushes away
Bar is by upper mounting bracket 211 after being transferred to of lateral load and torsional load；When swinging larger, larger side force makes
Upper and lower backstop push rod works simultaneously, after being together transferred to lateral load and torsional load on upper mounting bracket 211.Therefore,
Steering room back suspension of the driver's cabin 9 to the vertical load of cab rear suspender, lateral load and torsional load by the present invention
Putting makes after device load-division to rear-suspending jointed shaft 212 and backstop push rod 2322 and upper mounting bracket 211 afterwards offset place, especially
It is that the place of offseting of backstop push rod 2322 and rear upper mounting bracket 211 bears the driver's cabin 9 received originally by rear-suspending anchor bearing
To the lateral load of cab rear suspender.
It should be noted that the state shown in fig. 1 is when detaining driver's cabin 9, the work of cab rear suspender
Make view, now, rear-suspending jointed shaft 212 bears the vertical load from driver's cabin 9, and the vertical load is transmitted
To the lower end of rear upper mounting bracket 211；Meanwhile end frame 232 bear from driver's cabin 9 rock or reverse caused by lateral load
And torsional load, the lateral load and torsional load are then pressed into driver's cabin 9 again.Accompanying drawing 1 is contrasted, is shown in fig 2
State is that spacing bearing pin is pulled up from limit pin hole 223, side block component 23 is entered using the rotary pin shaft in rotating pin hole 224 as axle
Row rotation, but now, rear-suspending jointed shaft 212 does not depart from rear upper mounting bracket 211, namely driver's cabin 9 is not overturn also, therefore
Spacing bearing pin generally is pulled up before the upset of driver's cabin 9, to facilitate driver's cabin 9 to overturn.
In the first above-mentioned embodiment, cab rear suspender provided by the present invention, including side block group
The lateral load that cab rear suspender is subject to by the backstop push rod 2322 in part 23, wherein side block component 23 be transferred to after on
Mounting bracket 211, for prior art, lateral load is split to the upper side of rear upper suspending apparatus 211, therefore is driven
Due to that can adjust local lateral load forced position, the application that slow down rear-suspending jointed shaft 212 carries room rear suspension device
Lotus, and enable cab rear suspender to be effectively prevented from deforming, it might even be possible to it is effectively prevented from the risk of cracking failure.
Present invention also offers a kind of commerial vehicle, including commercial drivers room 9 and vehicle frame, in addition to described in any of the above-described
Cab rear suspender, wherein, the cab rear suspender be located between commercial drivers room 9 and vehicle frame.Due to containing
The fault rate of the commerial vehicle of above-mentioned cab rear suspender reduces, therefore the present invention can be effectively reduced the maintenance of commerial vehicle
Cost.In addition, the structure of other each several parts of commerial vehicle refer to prior art, repeat no more herein.
Cab rear suspender provided by the present invention and commerial vehicle are described in detail above.Herein should
The principle and embodiment of the present invention are set forth with specific case, the explanation of above example is only intended to help and managed
Solve the method and its core concept of the present invention.It should be pointed out that for those skilled in the art, do not departing from
On the premise of the principle of the invention, some improvement and modification can also be carried out to the present invention, these are improved and modification also falls into this hair
In bright scope of the claims.
Claims (10)
1. a kind of cab rear suspender, including to buffer the vertical pooling feature component of driver's cabin (9) vertical load
(21), wherein, the top of the vertical pooling feature component (21) is used to be fixed on driver's cabin (9), it is characterised in that also wraps
Include：
It is connected with the bottom of the vertical pooling feature component (21) and is located at the side of the vertical pooling feature component (21)
And along the lateral support functional unit (22) that upwardly extends of length direction of the vertical pooling feature component (21)；Wherein, institute
State lateral support functional unit (22) top be provided with can be offseted with the upper side of the vertical pooling feature component (21),
To buffer the side block component (23) of driver's cabin (9) lateral load.
2. cab rear suspender according to claim 1, it is characterised in that the lateral support functional unit (22)
Including：
The rear lower mounting bracket (221) being connected with vertical pooling feature component (21) bottom；Wherein, the rear lower suspension branch
The top of frame (221) is provided with lateral arrangement, rotating pin hole (224) and limit pin hole for connecting the side block component (23)
(223)；
When detaining driver's cabin (9), the insertion rotary pin shaft in rotating pin hole (224), while inserted in limit pin hole (223)
Spacing bearing pin, for limiting the side block component (23)；
When overturning driver's cabin (9), the spacing bearing pin is departed from from the limit pin hole (223), to realize the side
Gear component (23) is rotated using the rotary pin shaft as axle.
3. cab rear suspender according to claim 1, it is characterised in that the side block component (23) includes：
The extending bracket (231) being connected with the top of the lateral support functional unit (22)；
Positioned at the side of the extending bracket (231) and along the extending bracket (231) side distribution, can with it is described vertical
The upper side of pooling feature component (21) offsets, buffering the end frame (232) of driver's cabin (9) lateral load.
4. cab rear suspender according to claim 3, it is characterised in that the end frame (232), which includes, fixes
In the extending bracket (231) side, the backstop base (2321) to be extended sideways along the extending bracket (231), if in addition to
Dry is fixed on the side of the backstop base (2321), the backstop push rod along the parallel distribution of the backstop base (2321)
(2322)。
5. cab rear suspender according to claim 4, it is characterised in that at least two backstop push rods
(2322) be distributed along the vertical direction, and the length of the backstop push rod (2322) above be longer than it is underlying it is described only
The length of push rod (2322) is kept off, to realize multi-buffer lateral load.
6. cab rear suspender according to claim 5, it is characterised in that the top of the backstop push rod (2322)
The stop sleeve (2323) to be offseted provided with the upper side with the vertical pooling feature component (21).
7. cab rear suspender according to claim 6, it is characterised in that the stop sleeve (2323) is elasticity
Material.
8. according to the cab rear suspender described in any one of claim 1 to 7, it is characterised in that the vertical buffering work(
Energy component (21) includes：
To the rear upper mounting bracket (211) being connected with driver's cabin (9)；
Below the rear upper mounting bracket (211), the elastic parts (213) for buffering driver's cabin (9) vertical load；
It is articulated with the rear upper rear-suspending jointed shaft (212) between mounting bracket (211) and the elastic parts (213).
9. cab rear suspender according to claim 8, it is characterised in that the elastic parts (213) includes：
For buffering the flexible member (2131) of driver's cabin (9) vertical load；
Through the rear-suspending jointed shaft (212), the flexible member support frame for supporting the flexible member (2131)
(2132), wherein, the flexible member support frame (2132) is provided with a V-groove, for the rear-suspending jointed shaft
(212) dismantled from the flexible member support frame (2132).
10. a kind of commerial vehicle, including commercial drivers room (9) and vehicle frame, it is characterised in that also include such as claim 1 to 9 times
Cab rear suspender described in one, wherein, the cab rear suspender located at commercial drivers room (9) and vehicle frame it
Between.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710822863.0A CN107719485B (en) | 2017-09-13 | 2017-09-13 | Commercial vehicle and rear suspension device of cab thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710822863.0A CN107719485B (en) | 2017-09-13 | 2017-09-13 | Commercial vehicle and rear suspension device of cab thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107719485A true CN107719485A (en) | 2018-02-23 |
| CN107719485B CN107719485B (en) | 2020-03-27 |
Family
ID=61206179
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710822863.0A Active CN107719485B (en) | 2017-09-13 | 2017-09-13 | Commercial vehicle and rear suspension device of cab thereof |
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| Country | Link |
|---|---|
| CN (1) | CN107719485B (en) |
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| CN107719485B (en) | 2020-03-27 |
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