CN104015619B - A kind of drive assembly device and bulk cement semi-trailer - Google Patents
A kind of drive assembly device and bulk cement semi-trailer Download PDFInfo
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- CN104015619B CN104015619B CN201410267892.1A CN201410267892A CN104015619B CN 104015619 B CN104015619 B CN 104015619B CN 201410267892 A CN201410267892 A CN 201410267892A CN 104015619 B CN104015619 B CN 104015619B
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Abstract
The invention discloses a kind of drive assembly device, including air compressor machine, diesel engine and transmission bracket, wherein, transmission bracket includes main longitudinal grider, main beam, intermediate longitudinal girder and middle gripper shoe, and main longitudinal grider is provided with two, is removably mounted on the both sides of fangs respectively；Main beam is provided with two, and two main beams are disposed side by side on two main longitudinal griders at a distance and stretch out in the part of fangs；Intermediate longitudinal girder is at least provided with one, and two ends are connected with two main beams respectively, and between two main longitudinal griders；Middle gripper shoe is arranged on the lower surface of intermediate longitudinal girder, removably connect with fangs, in use, in addition to main longitudinal grider bears the moment of flexure that other parts bring, owing to it is provided with one piece of middle gripper shoe being connected with fangs on intermediate longitudinal girder, it is possible to share a part of moment of flexure for main longitudinal grider so that it is can bear bigger bending moment, Reducing distortion, it is simple to removing and installing in the future.The invention also discloses a kind of bulk cement semi-trailer.
Description
Technical field
The present invention relates to vehicle body fittings technical field, particularly to a kind of drive assembly device and bulk water
Mud semitrailer.
Background technology
Bulk cement semi-trailer needs compressed air gasification materiel when discharging, and drives material to discharge cylinder,
At present, typically providing compressed air by two kinds of forms for bulk cement semi-trailer, one is to use external gas
Source provides compressed air, and two is to be filled by the self-contained diesel engine of bulk cement semi-trailer and air compressor machine transmission
Put and compressed air is provided.It is high that external gas source has efficiency, the advantage of low cost, but external gas source cannot
Onboard, it is impossible to meet the use demand of different operating modes, therefore, do not have external gas source can feelings
Under condition, it will usually use and this there is the actuating device of diesel engine and air compressor machine to provide compressed air.
In prior art, in order to reduce tare, improving fuel economy, general employing is dismountable
Actuating device, is pulled down to reduce tare when not needed, reaches fuel-efficient purpose, current
Detachable actuating device is typically by two longeron structures being removably mounted on bulk cement semi-trailer fangs
The cantilever beam structure become supports whole actuating device, and longeron needs to bear bigger moment of flexure, longeron
Asking higher, during making and using, longeron is easily deformed and causes dismounting difficulty.
Therefore, a kind of drive assembly device how is provided so that it is bigger moment of flexure can be born, reduce and become
Shape, it is simple to installing/dismounting, becomes the important technological problems that those skilled in the art are urgently to be resolved hurrily.
Summary of the invention
In view of this, the invention provides a kind of drive assembly device and bulk cement semi-trailer, to reach
To after drive assembly device is installed to bulk cement semi-trailer so that it is bigger moment of flexure can be born,
Reducing distortion, it is simple to the purpose of installing/dismounting.
For achieving the above object, the present invention provides following technical scheme:
A kind of drive assembly device, for being arranged on the fangs of bulk cement semi-trailer, including air compressor machine,
For driving diesel engine and the transmission bracket of described air compressor machine, described transmission bracket includes:
Main longitudinal grider, is provided with two, is removably mounted on the both sides of described fangs respectively；
Main beam, is provided with two, and two described main beams are spaced is disposed side by side on two institutes
State main longitudinal grider to stretch out in the part of described fangs；
Intermediate longitudinal girder, at least provided with one, two ends are connected with two described main beams respectively, and are positioned at
Between two described main longitudinal griders；
Middle gripper shoe, is arranged on the lower surface of described intermediate longitudinal girder, and removably connects with described fangs.
Preferably, described main longitudinal grider, described main beam and described intermediate longitudinal girder are rectangular tube.
Preferably, the position that two described main longitudinal griders are corresponding all offers the peace coordinated with described main beam
Tankage, described main beam is arranged in described mounting groove.
Preferably, the two ends of described main beam are provided with hanger.
Preferably, the both sides of described fangs are provided with the bracket and bottom bracket being parallel to each other, described
Bracket and described bottom bracket are the most L-shaped, and described bracket includes the first installing plate and with described
The first supporting plate that one installing plate is connected, described bracket is arranged on described fangs by described first installing plate
On, described bottom bracket includes the second installing plate and the second supporting plate being connected with described second installing plate, institute
State bottom bracket to be arranged on described fangs by the second installing plate, described first supporting plate and described second supporting plate
Being oppositely arranged and be collectively forming installation interlayer, the end of described main longitudinal grider is inserted in described installation interlayer and divides
Do not removably connect with described first supporting plate and the second supporting plate.
Preferably, the length of described bracket is less than the length of described bottom bracket.
Preferably, it is additionally provided with backing plate between described first supporting plate and described main longitudinal grider.
Preferably, described first supporting plate and described second supporting plate are all bolted with described main longitudinal grider.
Preferably, between described first supporting plate and described first installing plate and described second supporting plate is with described
It is provided with reinforcement between second installing plate.
Preferably, described transmission bracket also includes that air compressor machine rear support beam, described air compressor machine rear support beam set
Put between the end of two described main beams and be located therein the outside of a described main longitudinal grider.
Preferably, described transmission bracket also includes battery cell bracket and diesel oil support, and described battery cell bracket sets
Put in main longitudinal grider described in another root away from described air compressor machine rear support beam and the described centre that is adjacent
Between longeron；Described diesel oil support is removably mounted in described transmission bracket and is positioned at described storage battery and props up
The top of frame, described diesel oil support includes front panel, two pieces of side panels, is arranged on two pieces of described side panels
Between gripper shoe and connecting plate, described front panel, two pieces of described side panels and described connecting plate enclose
Become the frame structure of hollow, described gripper shoe offers the U for passing through for the storage battery of described diesel engine
Shape groove.
A kind of bulk cement semi-trailer, the fangs including vehicle body, being arranged on vehicle body and with described fangs
The drive assembly device removably connected, described drive assembly device is that as above transmission described in any one is total
Become device.
Preferably, described fangs being provided with step surface, the described main beam near described vehicle body is taken and is placed on
On described step surface.
From technique scheme it can be seen that the present invention provide drive assembly device, including air compressor machine,
For driving diesel engine and the transmission bracket of air compressor machine, wherein, transmission bracket includes main longitudinal grider, main horizontal stroke
Beam, intermediate longitudinal girder and middle gripper shoe, main longitudinal grider is provided with two, is removably mounted on fangs respectively
Both sides；Main beam is provided with two, and two main beams are spaced to be disposed side by side on two masters and indulge
Beam stretches out in the part of fangs；Intermediate longitudinal girder at least provided with one, two ends respectively with two main beam phases
Connect, and between two main longitudinal griders；Middle gripper shoe is arranged on the lower surface of intermediate longitudinal girder, and and tank
Seat removably connects, and in use, brings except main longitudinal grider bears other parts of drive assembly device
Moment of flexure outside, owing to it is additionally provided with intermediate longitudinal girder, and be provided with on intermediate longitudinal girder one piece with fangs phase
Middle gripper shoe even, it is possible to share a part of moment of flexure for main longitudinal grider so that it is can bear bigger bending moment,
Reducing distortion, it is simple to removing and installing in the future.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to reality
Execute the required accompanying drawing used in example or description of the prior art to be briefly described, it should be apparent that below,
Accompanying drawing in description is only some embodiments of the present invention, for those of ordinary skill in the art,
On the premise of not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
The drive assembly device that Fig. 1 provides for the embodiment of the present invention install after perspective view；
The drive assembly device that Fig. 2 provides for the embodiment of the present invention install after side view；
The perspective view of the drive assembly device that Fig. 3 provides for the embodiment of the present invention；
The perspective view of transmission bracket in the drive assembly device that Fig. 4 provides for the embodiment of the present invention；
The side view of transmission bracket in the drive assembly device that Fig. 5 provides for the embodiment of the present invention；
The perspective view of diesel oil support in the drive assembly device that Fig. 6 provides for the embodiment of the present invention；
The structural representation of fangs in the bulk cement semi-trailer that Fig. 7 provides for the embodiment of the present invention.
Detailed description of the invention
The invention provides a kind of drive assembly device and bulk cement semi-trailer, to reach by transmission
After assembly apparatus is installed to bulk cement semi-trailer so that it is can bear bigger moment of flexure, Reducing distortion,
It is easily installed the purpose of dismounting.
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the present invention, and
It is not all, of embodiment.Based on the embodiment in the present invention, those of ordinary skill in the art are not doing
Go out the every other embodiment obtained under creative work premise, broadly fall into the scope of protection of the invention.
Refer to the solid after Fig. 1-Fig. 6, Fig. 1 install for the drive assembly device that the embodiment of the present invention provides
Structural representation；The drive assembly device that Fig. 2 provides for the embodiment of the present invention install after side view；Fig. 3
Perspective view for the drive assembly device that the embodiment of the present invention provides；Fig. 4 is that the present invention implements
The perspective view of transmission bracket in the drive assembly device that example provides；Fig. 5 is the embodiment of the present invention
The side view of transmission bracket in the drive assembly device provided；The transmission that Fig. 6 provides for the embodiment of the present invention
The perspective view of diesel oil support in assembly apparatus.
A kind of drive assembly device that the present invention provides, for being arranged on the fangs 11 of bulk cement semi-trailer
On, including air compressor machine 7, for driving diesel engine 1 and the transmission bracket of air compressor machine 7.
Wherein, transmission bracket includes main longitudinal grider 6, main beam 5, intermediate longitudinal girder 14 and middle gripper shoe 12,
Main longitudinal grider 6 is provided with two, is removably mounted on the both sides of fangs 11 respectively；Main beam 5 is provided with
Two, two main beams 5 are spaced to be disposed side by side on two main longitudinal griders 6 and stretches out the portion of fangs 11
On Fen；Intermediate longitudinal girder 14 is at least provided with one, and two ends are connected with two main beams 5 respectively, and are positioned at
Between two main longitudinal griders 6；Middle gripper shoe 12 is arranged on the lower surface of intermediate longitudinal girder 14, and and fangs
11 removably connect.
Compared with prior art, the drive assembly device that the present invention provides, in use, except master
Longeron 6 bears outside the moment of flexure that other parts of drive assembly device bring, owing to it is additionally provided with intermediate longitudinal girder
14, and on intermediate longitudinal girder 14, it is provided with one piece of middle gripper shoe 12 being connected with fangs 11, it is possible to it is main
Longeron 6 shares a part of moment of flexure so that it is can bear bigger bending moment, Reducing distortion, it is simple in the future
Remove and install.
In order to further strengthen the intensity of transmission bracket, improve its ability bearing moment of flexure, in the present invention
In embodiment, main longitudinal grider 6, main beam 5 and intermediate longitudinal girder 14 are rectangular tube, with rectangular tube system
Making transmission bracket, mechanical property is good, simple in construction, it is simple to make, and cost is relatively low.
In embodiments of the present invention, the position of two main longitudinal grider 6 correspondences all offers join with main beam 5
The mounting groove closed, main beam 5 is arranged in mounting groove, by using this structure, can reduce transmission
The height that assembly apparatus is overall, reduces its volume, it is simple to lifting.
Further, for the ease of the lifting of drive assembly device, in embodiments of the present invention, main beam 5
Two ends be provided with hanger 8, so, transmission bracket is just provided with four hangers 8, can be by transmission
Assembly apparatus the most stably lifts, it is simple to the installation of drive assembly device and dismounting.
Drive assembly device can use various ways to be installed on fangs 11, in embodiments of the present invention,
In order to while ensureing firm connection, it is simple to the installing/dismounting of drive assembly device, the both sides of fangs 11
Being provided with the bracket 10 and bottom bracket 9 being parallel to each other, bracket 10 and bottom bracket 9 are all in L
Shape, bracket 10 includes the first installing plate and the first supporting plate being connected with the first installing plate, bracket 10
Being arranged on fangs 11 by the first installing plate, bottom bracket 9 includes the second installing plate and installs with second
Plate be connected the second supporting plate, bottom bracket 9 is arranged on fangs 11 by the second installing plate, the first supporting plate and
Second supporting plate is oppositely arranged and is collectively forming installation interlayer, in the end insertion installation interlayer of main longitudinal grider 6 also
Removably connect with the first supporting plate and the second supporting plate respectively.
In order to when dismounting, it is possible to by main longitudinal grider 6 very easily from installing extraction interlayer, in the present invention
In embodiment, the length of bracket 10 is less than the length of bottom bracket 9.
In embodiments of the present invention, between the first supporting plate and main longitudinal grider 6, it is additionally provided with backing plate, by
Between one supporting plate and main longitudinal grider 6, backing plate is set, when dismantling drive assembly device, first backing plate is extracted out,
So, just there is certain gap between main longitudinal grider 6 and bracket 10, it is possible to reduce by main longitudinal grider 6 from
Frictional force between supporting plate up and down and main longitudinal grider 6 when extracting out in interlayer is installed.
Main longitudinal grider 6 can use various ways to realize and the removably connecting of the first supporting plate and the second supporting plate,
In embodiments of the present invention, the first supporting plate and the second supporting plate are all bolted with main longitudinal grider 6, the
The installing hole being distributed along himself length direction, main longitudinal grider 6 it is provided with on one supporting plate and the second supporting plate
Being provided with screwed hole on the position that upper and lower end face is corresponding, bolt passes on the first supporting plate or the second supporting plate
Installing hole coordinates with the screwed hole on main longitudinal grider 6 to be tightened main longitudinal grider 6 and the first supporting plate and the second supporting plate
Link together.
In order to strengthen the intensity of bracket 10 and bottom bracket 9, in embodiments of the present invention, the first supporting plate with
It is provided with reinforcement between first installing plate and between the second supporting plate and the second installing plate.
Between width after assembling due to diesel engine 1 and air compressor machine 7 may be more than two main longitudinal griders 6
Width, therefore, in embodiments of the present invention, transmission bracket also includes air compressor machine rear support beam 13, empty
Press rear support beam 13 is arranged between the end of two main beams 5 and is located therein a main longitudinal grider 6
Outside, as such, it is possible to make air compressor machine 7 more be stably mounted in transmission bracket.
Diesel engine 1 and air compressor machine 7 can use various ways to be attached, existing the most frequently used connection
Mode is for using V-belt 4 to be attached transmission, but this kind of drive can make diesel engine 1 and air compressor machine 7
No longer on same plane, need padded for diesel engine 1, in order to solve this problem, implement in the present invention
In example, transmission bracket also includes battery cell bracket 15 and diesel oil support 2, and battery cell bracket 15 is arranged far from
Between another root main longitudinal grider 6 of air compressor machine rear support beam 13 and the intermediate longitudinal girder 14 that is adjacent；Bavin
Oil machine seat 2 is removably mounted in transmission bracket and is positioned at the top of battery cell bracket 15, diesel oil support 2
Including 204, two pieces of side panels 203 of front panel, the gripper shoe 202 that is arranged between two pieces of side panels 203
And connecting plate 201,204, two pieces of side panels 203 of front panel and connecting plate 201 surround the frame of hollow
Shelf structure, gripper shoe 202 offers the U-lag for passing through for the storage battery of diesel engine 1, is installing
During, diesel engine 1 is arranged on diesel oil support 2, and the storage battery of diesel engine 1 is placed in diesel engine
In the framework that front panel 204, side panel 203 and the connecting plate 201 of seat 2 surrounds, it is arranged on storage battery and props up
On frame 15, as such, it is possible to make the mounting structure of diesel engine 1 simply, compact.Preferably, diesel oil support
ABS socket needed for bulk cement semi-trailer can be installed on 2 front panels 204, circuit seven core socket,
Braking air-path interface and switch of battery, integral arrangement is smooth, attractive in appearance.
Further, in order to protect V-belt 4, in embodiments of the present invention, away from the main horizontal stroke of fangs 11
Being additionally provided with V-belt protective cover 3 on the position of the corresponding V-belt 4 of beam 5, V-belt protective cover 3 includes hanging down
The vertical backplate being directly arranged on main beam 5 and the arc backplate being connected to vertical backplate top, use
The V-belt protective cover 3 of this half protection, both can guarantee that safety, can reduce again cost of manufacture, convenient peace
Dress.Arc backplate can use different radians, in embodiments of the present invention, arc backplate as required
Radian be 90 °.
Present invention also offers a kind of bulk cement semi-trailer, including vehicle body, the fangs that is arranged on vehicle body
11 and the drive assembly device that removably connects with fangs 11, wherein, drive assembly device is for such as to take up an official post
One described drive assembly device.
In order to make drive assembly device more be stably mounted on fangs 11, in embodiments of the present invention,
Refer to the structural representation of fangs in the bulk cement semi-trailer that Fig. 7, Fig. 7 provide for the embodiment of the present invention,
Being provided with step surface 16 on fangs 11, the main beam 5 near vehicle body is taken and is placed on step surface 16, passes through
Wherein main beam 5 is taken on the step surface 16 being placed on fangs 11, using the teaching of the invention it is possible to provide main upwards
Support force, makes drive assembly device more stable.
In this specification, each embodiment uses the mode gone forward one by one to describe, and each embodiment stresses
Being the difference with other embodiments, between each embodiment, identical similar portion sees mutually.
Described above to the disclosed embodiments, makes professional and technical personnel in the field be capable of or uses
The present invention.Multiple amendment to these embodiments will be aobvious and easy for those skilled in the art
See, generic principles defined herein can without departing from the spirit or scope of the present invention,
Realize in other embodiments.Therefore, the present invention is not intended to be limited to the embodiments shown herein,
And it is to fit to the widest scope consistent with principles disclosed herein and features of novelty.
Claims (11)
1. a drive assembly device, for being arranged on the fangs (11) of bulk cement semi-trailer,
Including air compressor machine (7), it is used for driving the diesel engine (1) of described air compressor machine (7) and transmission to prop up
Frame, it is characterised in that described transmission bracket includes:
Main longitudinal grider (6), is provided with two, is removably mounted on the two of described fangs (11) respectively
Side；
Main beam (5), is provided with two, and two described main beams (5) are spaced to be set side by side
Put and stretch out in the part of described fangs (11) two described main longitudinal griders (6)；
Intermediate longitudinal girder (14), at least provided with one, two ends respectively with two described main beams (5)
It is connected, and is positioned between two described main longitudinal griders (6), described main longitudinal grider (6), described main beam
And described intermediate longitudinal girder (14) is rectangular tube (5)；
Middle gripper shoe (12), is arranged on the lower surface of described intermediate longitudinal girder (14), and with described tank
Seat (11) removably connects；
The both sides of described fangs (11) are provided with the bracket (10) and bottom bracket being parallel to each other
(9), described bracket (10) and described bottom bracket (9) are the most L-shaped, described bracket
(10) the first installing plate and the first supporting plate being connected with described first installing plate, described bracket are included
(10) being arranged on described fangs (11) by described first installing plate, described bottom bracket (9) wraps
Including the second installing plate and the second supporting plate being connected with described second installing plate, described bottom bracket (9) leads to
Crossing the second installing plate to be arranged on described fangs (11), described first supporting plate is relative with described second supporting plate
Arrange and be collectively forming installation interlayer, in the described installation interlayer of end insertion of described main longitudinal grider (6) also
Removably connect with described first supporting plate and the second supporting plate respectively.
Drive assembly device the most according to claim 1, it is characterised in that two described masters indulge
The mounting groove coordinated with described main beam (5), described main horizontal stroke is all offered on the position that beam (6) is corresponding
Beam (5) is arranged in described mounting groove.
Drive assembly device the most according to claim 2, it is characterised in that described main beam
(5) two ends are provided with hanger (8).
Drive assembly device the most according to claim 1, it is characterised in that described bracket
(10) length is less than the length of described bottom bracket (9).
Drive assembly device the most according to claim 1, it is characterised in that described first supporting plate
And described main longitudinal grider is additionally provided with backing plate between (6).
Drive assembly device the most according to claim 1, it is characterised in that described first supporting plate
And described second supporting plate is all bolted with described main longitudinal grider (6).
Drive assembly device the most according to claim 1, it is characterised in that described first supporting plate
And it is provided with between described first installing plate and between described second supporting plate and described second installing plate and adds
Strong muscle.
Drive assembly device the most according to claim 1, it is characterised in that described transmission bracket
Also include that air compressor machine rear support beam (13), described air compressor machine rear support beam (13) are arranged on described in two
Between the end of main beam (5) and be located therein the outside of a described main longitudinal grider (6).
Drive assembly device the most according to claim 8, it is characterised in that described transmission bracket
Also including battery cell bracket (15) and diesel oil support (2), described battery cell bracket (15) is arranged on far
From main longitudinal grider (6) described in another root of described air compressor machine rear support beam (13) and the institute that is adjacent
State between intermediate longitudinal girder (14)；Described diesel oil support (2) is removably mounted on described transmission bracket
Going up and be positioned at the top of described battery cell bracket (15), described diesel oil support (2) includes front panel
(204), two pieces of side panels (203), the support that is arranged between two pieces of described side panels (203)
Plate (202) and connecting plate (201), described front panel (204), two pieces of described side panels
And described connecting plate (201) surrounds the frame structure of hollow, described gripper shoe (202) (203)
On offer for the U-lag that passes through of storage battery for described diesel engine (1).
10. a bulk cement semi-trailer, the fangs (11) including vehicle body, being arranged on vehicle body and
The drive assembly device removably connected with described fangs (11), it is characterised in that described drive assembly
Device is the drive assembly device as described in any one of claim 1-9.
11. bulk cement semi-trailers according to claim 10, it is characterised in that described fangs
(11) being provided with step surface (16) on, the described main beam (5) near described vehicle body is taken and is placed on institute
State on step surface (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410267892.1A CN104015619B (en) | 2014-06-16 | 2014-06-16 | A kind of drive assembly device and bulk cement semi-trailer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410267892.1A CN104015619B (en) | 2014-06-16 | 2014-06-16 | A kind of drive assembly device and bulk cement semi-trailer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104015619A CN104015619A (en) | 2014-09-03 |
| CN104015619B true CN104015619B (en) | 2016-08-24 |
Family
ID=51432730
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410267892.1A Active CN104015619B (en) | 2014-06-16 | 2014-06-16 | A kind of drive assembly device and bulk cement semi-trailer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104015619B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110360084B (en) * | 2019-07-23 | 2020-12-04 | 芜湖中集瑞江汽车有限公司 | Mounting structure of tractor air compressor machine |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61166733A (en) * | 1985-01-17 | 1986-07-28 | Yanmar Diesel Engine Co Ltd | Front pto device for agricultural tractor |
| CN2642623Y (en) * | 2003-08-26 | 2004-09-22 | 驻马店市华骏车辆有限公司 | Goose neck multiple longitudinal girder structure |
| CN2808707Y (en) * | 2005-06-16 | 2006-08-23 | 向刚 | Longitudinal beam type tenon integral chassis for tricycle |
| CN2851013Y (en) * | 2005-10-08 | 2006-12-27 | 安徽开乐汽车股份有限公司 | Semi-mounted pneumatic dumping type waveform double-storehouse tank delivery vehicle for bulk cement and powdery material |
| CN201165404Y (en) * | 2008-02-04 | 2008-12-17 | 洛阳中集凌宇汽车有限公司 | Special-shaped cross section bulk cement and powder material tank of semitrailer |
| CN201507414U (en) * | 2009-09-18 | 2010-06-16 | 安徽星马汽车股份有限公司 | Air compressor diesel-electric double-drive device of bulk cement semi-trailer |
| CN201606212U (en) * | 2009-12-21 | 2010-10-13 | 安徽星马汽车股份有限公司 | Vehicle air compressor mounting device of bulk cement semi-trailer towing vehicle |
| CN203957883U (en) * | 2014-06-16 | 2014-11-26 | 安徽星马专用汽车有限公司 | A kind of drive assembly device and bulk cement semi-trailer |
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2014
- 2014-06-16 CN CN201410267892.1A patent/CN104015619B/en active Active
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| CN104015619A (en) | 2014-09-03 |
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