CN105882752A - Heavy-duty four-axle dump truck frame combined structure in integrated structure - Google Patents
Heavy-duty four-axle dump truck frame combined structure in integrated structure Download PDFInfo
- Publication number
- CN105882752A CN105882752A CN201410539124.7A CN201410539124A CN105882752A CN 105882752 A CN105882752 A CN 105882752A CN 201410539124 A CN201410539124 A CN 201410539124A CN 105882752 A CN105882752 A CN 105882752A
- Authority
- CN
- China
- Prior art keywords
- vehicle frame
- subframe
- suspension
- dump truck
- bridge
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Landscapes
- Body Structure For Vehicles (AREA)
Abstract
A heavy-duty four-axle dump truck frame combined structure in an integrated structure comprises a frame and an auxiliary frame. A frame left longitudinal beam is made of beam steel plates in a channel form; the outer side of a front segment of the frame left longitudinal beam and the outer side of a rear segment thereof are in different planes; a frame right longitudinal beam is also made of beam steel plates by pressing and is symmetric to the frame left longitudinal beam. By means of the heavy-duty four-axle dump truck frame combined structure in an integrated structure, not only normal motor truck frame function can be realized, but also dump truck auxiliary frame function can be realized; the frame and the auxiliary frame are integrated into one structure so that less material is used on the premise that adequate strength and stiffness are guaranteed and therefore, the quality of the whole truck is reduced and production cost is reduced; the heavy-duty four-axle dump truck frame combined structure in an integrated structure can be widely applied in heavy-duty four-axle dump trucks due to its economical efficiency.
Description
Technical field
The present invention relates to dump truck manufacturing technology field, four bridges of a kind of integral structure are heavy certainly
Unload automobile frame combining structure.
Background technology
Current dump truck is generally provided with subframe on vehicle frame, be used for install packing case lifting oil cylinder,
Container trip shaft bearing and the longeron of supporting container.Owing to vehicle frame and subframe are individually separated manufacturing, do not fill
Point utilize the advantage of both integral structures, it is ensured that enough strength and stiffness, it is necessary to use and more have
The material of certain mass manufactures vehicle frame and subframe so that it is have higher production cost, and due to it
Add the kerb weight of car load, be unfavorable for the economy used.Especially for four bridge heavy duty dump trucks
For, the problems referred to above will be more prominent.
Summary of the invention
In order to overcome the problems referred to above of prior art, four bridges that the present invention proposes a kind of integral structure are heavy
Dump Truck Frame combining structure.
Four bridge heavy duty dump truck vehicle frame combined structures of this integral structure that the present invention provides use as follows
Technical scheme:
Four bridge heavy duty dump truck vehicle frame combined structures of a kind of integral structure, this combining structure includes vehicle frame
And subframe, vehicle frame left longeron beam steel plate is pressed into flute profile, the left longitudinal beam front section of vehicle frame and back segment lateral surface
Not in a plane, vehicle frame right vertical beam is also compressing with beam steel plate, and longeron left with vehicle frame is symmetrical.
Further, the left longeron of subframe is by with striking out the left inside side plate of L-shaped after steel plate cutting and using steel plate
The left outside side plate assembly welding striking out L-shaped after blanking forms, and its soldering member cross section is box-shaped, under left outside side plate
The limit of stretching out in portion is connected for longeron left with vehicle frame.
Further, subframe right vertical beam is symmetrical with the left longeron of subframe, is struck out L by with after steel plate cutting
The Right Inboard plate of shape and forming with the right outer panel assembly welding striking out L-shaped after steel plate cutting.
Further, on the left longeron of vehicle frame, vehicle frame right vertical beam, use rivet the most successively
Mode connects the common components having automobile frame: a front mount bracket of engine and the first bridge suspension steel plate bullet
Spring bearing and first crossbeam assembly, back suspension device of engine left socle, back suspension device of engine right support,
One left side the first bridge suspension hinge of leaf spring bearing and the second bridge suspension leaf spring mounting assembly, a right side first
Bridge suspension hinge of leaf spring bearing and the second bridge suspension leaf spring mounting assembly, two pieces the second bridge suspension steel plate hang
Add before auricular branch seat, two pieces cardan-shaft suspension cross-beam connecting plate, cardan-shaft suspension crossbeam, a two pieces rear suspension
Web beam before deck transverse connecting plate, two pieces rear suspension, two pieces back balance suspension web beam connecting plate, two
Part back balance suspension web beam, an Aft cross member.
Further, after cardan-shaft suspension crossbeam, a transmission shaft middle bearing support on vertical plane, is welded；
The left longeron of vehicle frame, vehicle frame right vertical beam rear outside face rivet a back balance suspension side gussets respectively；
It is respectively mounted a back balance strut mount at the left longeron of vehicle frame, vehicle frame right vertical beam rear lower.
Further, before the left-external side prelaminar part of the left longeron of subframe, the right outer panel of subframe right vertical beam
The lateral surface in portion directly pushes up hydraulic jack support before being respectively welded one and adds strong ties bearing；At the left longeron of subframe
Left-external side prelaminar part, subframe right vertical beam the anterior upper plane and two of right outer panel before directly push up hydraulic jack
Support adds on strong ties bearing in plane, straight top hydraulic jack bracket assembly before welding.
Further, on the left longeron of subframe, subframe right vertical beam, use welding the most successively
Mode connects the common components having dump truck auxiliary frame: the chassis cross-member of two pieces channel-section steel blanking,
Strike out after two pieces steel plate cutting the hydraulic oil container bearing cross beam of L-shaped, chassis cross-member, one with
The trip shaft bearing support crossbeam that cross section is L-shaped is struck out after steel plate cutting.
Further, right with the left outside side plate of the left longeron of subframe and subframe at trip shaft bearing support crossbeam
It is respectively welded a top on the right outer panel of longeron and adds strong ties box；Put down under trip shaft bearing support crossbeam
Two ends, face are respectively welded a bottom and add strong ties box；Trip shaft bearing support crossbeam welds four upsets
Shaft stool.
Further, subframe assembly is lifted on vehicle frame, is utilized respectively the left outside side plate bottom of subframe
Stretch out the stretching out outside limit and vehicle frame left longeron lateral surface, vehicle frame right vertical beam of right outer panel bottom of limit and subframe
Side rivet；The bottom at trip shaft bearing support crossbeam lower plane two ends adds strong ties box respectively with six
Part bolt, self-locking nut longeron left with vehicle frame lateral surface, vehicle frame right vertical beam lateral surface are connected.
Four bridge heavy duty dump truck vehicle frame combined structures of this integral structure not only can realize common vapor laden
The function of vehicle carriage, and the function of dump truck auxiliary frame can be realized, it makes full use of vehicle frame and secondary car
The advantage of both framves integral structure, on the premise of ensureing enough strength and stiffness, can use material less,
The kerb weight making car load reduces so that it is has relatively low production cost, and is beneficial to the economy used,
Can be widely applied to four bridge heavy duty dump trucks.
Accompanying drawing explanation
Fig. 1 is the left view of general structure schematic diagram of the present invention, i.e. presses automobile direction of advance, throws from left to right
View obtained by shadow.
Fig. 2 is the top view of general structure schematic diagram of the present invention.
Fig. 3 is the A-A profile of Fig. 1 in the present invention.
Fig. 4 is the B-B sectional view of Fig. 1 in the present invention.
Fig. 5 is the C-C sectional view of Fig. 2 in the present invention.
Fig. 1～5 is respectively numbered: the left longeron of 1-vehicle frame, 2-front mount bracket of engine and the first bridge suspension steel
Flat spring bearing and first crossbeam assembly, the left first bridge suspension hinge of leaf spring bearing of 3-and the second bridge suspension steel plate
Spring fastening assembly, straight top hydraulic jack bracket assembly before 4-, before 5-, straight top hydraulic jack support adds strong ties
Bearing, the left outside side plate of 6-, 7-the second bridge suspension hinge of leaf spring bearing, 8-top adds strong ties box, and 9-overturns
Shaft stool bearing cross beam, 10-trip shaft bearing, 11-bottom adds strong ties box, 12-bolt, 13-self-locking spiral shell
Mother, 14-Aft cross member, 15-rivet, 16-back balance suspension side gussets, 17-back balance suspension props up
Seat, 18-back balance suspension web beam, 19-back balance suspension web beam connecting plate, 20-hydraulic oil container props up
Hold crossbeam, web beam connecting plate before 21-rear suspension, web beam before 22-rear suspension, 23-chassis cross-member,
24-cardan-shaft suspension cross-beam connecting plate, 25-transmission shaft middle bearing support, 26-cardan-shaft suspension crossbeam, 27-
Right outer panel, 28-vehicle frame right vertical beam, 29-back suspension device of engine right support, 30-back suspension device of engine left socle,
The right first bridge suspension hinge of leaf spring bearing of 31-and the second bridge suspension leaf spring mounting assembly, 32-Right Inboard plate,
The left inside side plate of 33-.
Detailed description of the invention
It is described in detail below in conjunction with the accompanying drawings.
As shown in Fig. 1～5, on vehicle frame, the required parts back balance strut mount 17 installed is drawn with two point
Line represents, does transparence and processes.Four bridge heavy duty dump truck cars of this integral structure that the present invention provides
Frame and subframe, the left longeron of vehicle frame 1 is pressed into flute profile with special beam steel plate, vehicle frame left longeron 1 leading portion with
Back segment lateral surface is not in a plane, i.e. front section bicycle frame overall width is more than back segment, to ensure having bigger merit
The installation of the engine of rate and size needs.Vehicle frame right vertical beam 28 is also compressing with special beam steel plate, with
Vehicle frame left longeron 1 is symmetrical.On the left longeron of vehicle frame 1, vehicle frame right vertical beam 28, use riveting the most successively
The modes of nail 15 riveting connect the parts having automobile frame to have: front mount bracket of engine with
First bridge suspension leaf spring bearing and 2, back suspension device of engine left socle 30, of first crossbeam assembly
29 a, left side the first bridge suspension hinge of leaf spring bearing of part back suspension device of engine right support and the second bridge suspension steel plate
3, the right side the first bridge suspension hinge of leaf spring bearing of spring fastening assembly and the second bridge suspension leaf spring bearing group
Part 31, two pieces the second bridge suspension hinge of leaf spring bearing 7, two pieces cardan-shaft suspension cross-beam connecting plate 24,
Web beam before web beam connecting plate 21, two pieces rear suspension before cardan-shaft suspension crossbeam 26, two pieces rear suspension
22, two pieces back balance suspension web beam connecting plate 19,18, car of two pieces back balance suspension web beam
Frame rear cross beam 14.A transmission shaft middle bearing support is welded on vertical plane after cardan-shaft suspension crossbeam 26
25；The left longeron of vehicle frame 1, vehicle frame right vertical beam 28 rear outside face rivet a back balance suspension side respectively
Face connecting plate 16；It is respectively mounted a back balance suspension at the left longeron of vehicle frame 1, vehicle frame right vertical beam 28 rear lower
Bearing 17.The left longeron of subframe is by with striking out the left inside side plate 33 of L-shaped after steel plate cutting and using steel plate cutting
After strike out left outside side plate 6 assembly welding of L-shaped and form, its soldering member cross section is to have bigger strength and stiffness
Box-shaped, the limit of stretching out of left outside side plate 6 bottom is connected for longeron 1 left with vehicle frame.Subframe right vertical beam with
The left longeron of subframe is symmetrical, by with striking out the Right Inboard plate 32 of L-shaped after steel plate cutting and with after steel plate cutting
L-shaped right outer panel 27 assembly welding of punching press forms.Left outside side plate 6 car anterior, secondary at the left longeron of subframe
The lateral surface of right outer panel 27 front portion of frame right vertical beam is straight before being respectively welded one pushes up the reinforcement of hydraulic jack support even
Connect bearing 5；Before left outside side plate 6 front portion of the left longeron of subframe, the right outer panel 27 of subframe right vertical beam
Before the upper plane in portion and two, straight top hydraulic jack support adds on strong ties bearing 5 in plane, straight before welding one
Top hydraulic jack bracket assembly 4.On the left longeron of subframe, subframe right vertical beam, use the most successively
The mode of welding connects the parts having dump truck auxiliary frame to have: two pieces channel-section steel blanking
20, pair of hydraulic oil container bearing cross beam of L-shaped is struck out after chassis cross-member 23, two pieces steel plate cutting
Frame cross 23, one is with striking out the trip shaft bearing support crossbeam 9 that cross section is L-shaped after steel plate cutting.
Outside trip shaft bearing support crossbeam 9 is with the left outside side plate 6 of the left longeron of subframe and the right side of subframe right vertical beam
It is respectively welded a top on side plate 27 and adds strong ties box 8；At trip shaft bearing support crossbeam 9 lower plane two
End is respectively welded a bottom and adds strong ties box 11.Trip shaft bearing support crossbeam welds four trip shafts
Bearing 10.Subframe assembly is lifted on vehicle frame, is utilized respectively the stretching of left outside side plate 6 bottom of subframe
Go out limit and subframe right outer panel 27 bottom stretch out limit and vehicle frame left longeron 1 lateral surface, vehicle frame right vertical beam
28 lateral surface rivets 15 rivet.The bottom at trip shaft bearing support crossbeam 9 lower plane two ends is added strong ties
Box 11 is respectively with six bolts 12, self-locking nut 13 and vehicle frame left longeron 1 lateral surface, vehicle frame right vertical beam 28
Lateral surface connects.Four bridge heavy duty dump truck vehicle frames of this integral structure and subframe not only can realize general
The function of logical cargo vehicle frame, and the function of dump truck auxiliary frame can be realized.Make full use of vehicle frame
And the advantage of integral structure both subframe, on the premise of ensureing enough strength and stiffness, can lack
With material, the kerb weight of car load is made to reduce so that it is to have relatively low production cost, and be beneficial to use
Economy, can be widely applied to four bridge heavy duty dump trucks.
Above-described embodiment is the present invention preferably embodiment, but embodiments of the present invention are not by above-mentioned enforcement
The restriction of example, it will be understood by those skilled in the art that can be improved according to the above description or be converted, and institute
There are these modifications and variations all should belong to the protection domain of claims of the present invention.
Claims (9)
1. four bridge heavy duty dump truck vehicle frame combined structures of an integral structure, it is characterised in that: this group
Closing structure and include vehicle frame and subframe, vehicle frame left longeron beam steel plate is pressed into flute profile, before the left longeron of vehicle frame
Section and back segment lateral surface be not in a plane, and vehicle frame right vertical beam is also compressing, with vehicle frame with beam steel plate
Left longeron is symmetrical.
Four bridge heavy duty dump truck vehicle frame combined structures of a kind of integral structure the most as claimed in claim 1,
It is characterized in that: the left longeron of subframe is by with striking out the left inside side plate of L-shaped after steel plate cutting and using steel plate cutting
After strike out the left outside side plate assembly welding of L-shaped and form, its soldering member cross section is box-shaped, left outside side plate bottom
Stretch out limit to be connected for longeron left with vehicle frame.
Four bridge heavy duty dump truck vehicle frame combined structures of a kind of integral structure the most as claimed in claim 2,
It is characterized in that: subframe right vertical beam is symmetrical with the left longeron of subframe, is struck out L-shaped by with after steel plate cutting
Right Inboard plate and forming with the right outer panel assembly welding striking out L-shaped after steel plate cutting.
Four bridge heavy duty dump truck vehicle frame combined structures of a kind of integral structure the most as claimed in claim 1,
It is characterized in that: on the left longeron of vehicle frame, vehicle frame right vertical beam, use the mode of rivet the most successively
Connect the common components having automobile frame: a front mount bracket of engine and the first bridge suspension leaf spring prop up
Seat and first crossbeam assembly, back suspension device of engine left socle, back suspension device of engine right support, one
The left first bridge suspension hinge of leaf spring bearing of part and the second bridge suspension leaf spring mounting assembly, the right side first bridge
Suspension hinge of leaf spring bearing and the second bridge suspension leaf spring mounting assembly, two pieces the second bridge suspension hinge of leaf spring
Strengthen before bearing, two pieces cardan-shaft suspension cross-beam connecting plate, cardan-shaft suspension crossbeam, a two pieces rear suspension
Web beam, two pieces back balance suspension web beam connecting plate, two pieces before cross-beam connecting plate, two pieces rear suspension
Back balance suspension web beam, an Aft cross member.
Four bridge heavy duty dump truck vehicle frame combined structures of a kind of integral structure the most as claimed in claim 4,
It is characterized in that: after cardan-shaft suspension crossbeam, on vertical plane, weld a transmission shaft middle bearing support；At car
A back balance suspension side gussets is riveted respectively on the left longeron of frame, vehicle frame right vertical beam rear outside face；?
The left longeron of vehicle frame, vehicle frame right vertical beam rear lower are respectively mounted a back balance strut mount.
Four bridge heavy duty dump truck vehicle frame combined structures of a kind of integral structure the most as claimed in claim 3,
It is characterized in that: right outer panel in the left-external side prelaminar part of the left longeron of subframe, subframe right vertical beam is anterior
Lateral surface directly pushes up hydraulic jack support before being respectively welded one and adds strong ties bearing；A left side at the left longeron of subframe
Straight top hydraulic jack support before the upper plane and two that outer panel is anterior, the right outer panel of subframe right vertical beam is anterior
Add on strong ties bearing in plane, straight top hydraulic jack bracket assembly before welding.
Four bridge heavy duty dump truck vehicle frame combined structures of a kind of integral structure the most as claimed in claim 3,
It is characterized in that: on the left longeron of subframe, subframe right vertical beam, use the mode of welding the most successively
Connect and have the common components of dump truck auxiliary frame: the chassis cross-member of two pieces channel-section steel blanking, two pieces
With striking out the hydraulic oil container bearing cross beam of L-shaped, chassis cross-member after steel plate cutting, one with steel plate
The trip shaft bearing support crossbeam that cross section is L-shaped is struck out after blanking.
Four bridge heavy duty dump truck vehicle frame combined structures of a kind of integral structure the most as claimed in claim 7,
It is characterized in that: at left outside side plate and the subframe right vertical beam of trip shaft bearing support crossbeam and the left longeron of subframe
Right outer panel on be respectively welded a top and add strong ties box；At trip shaft bearing support crossbeam lower plane two
End is respectively welded a bottom and adds strong ties box；Trip shaft bearing support crossbeam welds four trip shafts prop up
Seat.
Four bridge heavy duty dump truck vehicle frame combined structures of a kind of integral structure the most as claimed in claim 8,
It is characterized in that: subframe assembly is lifted on vehicle frame, be utilized respectively the stretching out of left outside side plate bottom of subframe
The right outer panel bottom of limit and subframe stretch out limit and vehicle frame left longeron lateral surface, vehicle frame right vertical beam lateral surface
Use rivet；The bottom at trip shaft bearing support crossbeam lower plane two ends adds strong ties box respectively with six spiral shells
Bolt, self-locking nut longeron left with vehicle frame lateral surface, vehicle frame right vertical beam lateral surface are connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410539124.7A CN105882752B (en) | 2014-10-11 | 2014-10-11 | A kind of four bridge heavy duty dump truck vehicle frame combined structures of integral structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410539124.7A CN105882752B (en) | 2014-10-11 | 2014-10-11 | A kind of four bridge heavy duty dump truck vehicle frame combined structures of integral structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105882752A true CN105882752A (en) | 2016-08-24 |
| CN105882752B CN105882752B (en) | 2018-09-11 |
Family
ID=57000237
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410539124.7A Active CN105882752B (en) | 2014-10-11 | 2014-10-11 | A kind of four bridge heavy duty dump truck vehicle frame combined structures of integral structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105882752B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107776671A (en) * | 2017-05-31 | 2018-03-09 | 安徽省华启汽车零部件有限公司 | A kind of automotive frame assembly |
| CN110356475A (en) * | 2019-08-14 | 2019-10-22 | 山东畅达专用车有限公司 | A kind of two-layer equation dumper frame |
| CN113790634A (en) * | 2021-08-27 | 2021-12-14 | 重庆望江工业有限公司 | Bear armoured automobile body bottom structure |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100799221B1 (en) * | 2006-04-28 | 2008-01-30 | 서진산업 주식회사 | Sash frame for hybrid vehicle |
| CN201071069Y (en) * | 2007-07-09 | 2008-06-11 | 陕西汽车集团有限责任公司 | Flexible container of vehicle |
| CN203496738U (en) * | 2013-09-30 | 2014-03-26 | 成都市高荣华龙实业有限公司 | Improved beam structure of dumper |
| CN203793417U (en) * | 2014-04-01 | 2014-08-27 | 十堰瑞恒汽车装备有限公司 | Dumper frame with main beam and auxiliary beam integrated |
| CN204150112U (en) * | 2014-10-11 | 2015-02-11 | 云南力帆骏马车辆有限公司 | A kind of four bridge heavy dump truck vehicle frame combined structures of integral structure |
-
2014
- 2014-10-11 CN CN201410539124.7A patent/CN105882752B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100799221B1 (en) * | 2006-04-28 | 2008-01-30 | 서진산업 주식회사 | Sash frame for hybrid vehicle |
| CN201071069Y (en) * | 2007-07-09 | 2008-06-11 | 陕西汽车集团有限责任公司 | Flexible container of vehicle |
| CN203496738U (en) * | 2013-09-30 | 2014-03-26 | 成都市高荣华龙实业有限公司 | Improved beam structure of dumper |
| CN203793417U (en) * | 2014-04-01 | 2014-08-27 | 十堰瑞恒汽车装备有限公司 | Dumper frame with main beam and auxiliary beam integrated |
| CN204150112U (en) * | 2014-10-11 | 2015-02-11 | 云南力帆骏马车辆有限公司 | A kind of four bridge heavy dump truck vehicle frame combined structures of integral structure |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107776671A (en) * | 2017-05-31 | 2018-03-09 | 安徽省华启汽车零部件有限公司 | A kind of automotive frame assembly |
| CN110356475A (en) * | 2019-08-14 | 2019-10-22 | 山东畅达专用车有限公司 | A kind of two-layer equation dumper frame |
| CN113790634A (en) * | 2021-08-27 | 2021-12-14 | 重庆望江工业有限公司 | Bear armoured automobile body bottom structure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105882752B (en) | 2018-09-11 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US7980594B2 (en) | Chassis frame especially for a heavy vehicle | |
| CN203580551U (en) | Automobile and rear independent suspension thereof | |
| CN102358348B (en) | Dump truck frame with function of auxiliary frame | |
| CN102837740A (en) | Mini-truck riveting frame assembly | |
| CN213473289U (en) | Special frame for low-speed vehicle | |
| CN204150113U (en) | A kind of special-shaped longeron dump Truck Frame having subframe function concurrently | |
| CN105882752A (en) | Heavy-duty four-axle dump truck frame combined structure in integrated structure | |
| CN204197030U (en) | A kind of quarry tipper riveted joint vehicle frame | |
| CN105501296A (en) | Dump truck frame with alien-shaped longitudinal beams and sub-frame function | |
| CN204150112U (en) | A kind of four bridge heavy dump truck vehicle frame combined structures of integral structure | |
| CN202827805U (en) | Longitudinal-beam-free van semi trailer and compartment structure thereof | |
| CN202213626U (en) | Self-unloading vehicle frame served as subframe concurrently | |
| CN107433980A (en) | The suspension installation portion structure of vehicle | |
| CN202481142U (en) | Frame of heavy type mining dumper | |
| CN104742971A (en) | Main-auxiliary integrated frame of heavy dumper | |
| CN202156456U (en) | Dump truck frame assembly | |
| CN205311621U (en) | Trailer bogie frame | |
| CN102490751A (en) | Shaft box suspension swing type bogie for rail wagon | |
| CN204587021U (en) | The conjuncted vehicle frame of heavy-duty tipper major-minor | |
| CN106275109B (en) | A kind of spare tyre hole and reinforcement structure | |
| CN203864803U (en) | Double-rear-axle type heavy truck frame | |
| CN102658835A (en) | Steering engine fixed bracket for medium-heavy automobiles | |
| CN102941878A (en) | Heavy lorry frame | |
| CN201245104Y (en) | Hydraulic lifting cylinder supporting structure of self-discharging truck | |
| CN202743003U (en) | Novel multifunctional push-down support assembly |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |