CN203600978U - Spacing bell-type engine mounting assembly - Google Patents
Spacing bell-type engine mounting assembly Download PDFInfo
- Publication number
- CN203600978U CN203600978U CN201320679880.0U CN201320679880U CN203600978U CN 203600978 U CN203600978 U CN 203600978U CN 201320679880 U CN201320679880 U CN 201320679880U CN 203600978 U CN203600978 U CN 203600978U
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- fixedly connected
- assembly
- skeleton
- plate
- upper skeleton
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- 239000000725 suspension Substances 0.000 claims abstract description 32
- 230000000670 limiting effect Effects 0.000 claims abstract description 21
- 238000005987 sulfurization reaction Methods 0.000 claims description 23
- 229920001971 elastomer Polymers 0.000 claims description 22
- 239000005060 rubber Substances 0.000 claims description 22
- 229920001021 polysulfide Polymers 0.000 claims description 19
- 238000004073 vulcanization Methods 0.000 abstract description 4
- 230000003139 buffering effect Effects 0.000 abstract description 2
- 239000004636 vulcanized rubber Substances 0.000 abstract 2
- 238000009434 installation Methods 0.000 description 6
- 239000002184 metal Substances 0.000 description 4
- 230000002829 reductive effect Effects 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000013016 damping Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 238000006748 scratching Methods 0.000 description 2
- 230000002393 scratching effect Effects 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 210000001015 abdomen Anatomy 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000002180 anti-stress Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000036961 partial effect Effects 0.000 description 1
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- Vibration Prevention Devices (AREA)
Abstract
A limit hood type engine suspension assembly comprises a suspension cushion vulcanization assembly and a suspension bracket which are connected with each other, wherein the suspension cushion vulcanization assembly comprises vulcanized rubber, an upper framework and a lower framework, and the upper framework and the lower framework are vulcanized into a whole through the vulcanized rubber; the engine suspension device further comprises a suspension support and a limiting cover, the suspension cushion vulcanization assembly is arranged inside the limiting cover, the upper framework is fixedly connected with the engine shell through the suspension support, and lower framework bolts at the bottom of the lower framework are fixedly connected with the suspension bracket through the limiting cover. The design has the advantages of good mechanical property, high mechanical strength, good buffering property and long service life, and is suitable for heavy vehicles such as commercial vehicles and the like.
Description
Technical field
The utility model relates to a kind of engine suspension device, relates in particular to a kind of spacing bell-type engine mounting assembly, be specifically applicable to improve suspending apparatus mechanical strength, extend suspending apparatus service life.
Background technology
Engine mounting is as the important supporting member of dynamic assembly and vibration isolation element; bearing vital effect; car load travels and middlely vibrated conference and affect the performance of power system; thereby affect the safety of running car; engine suspension device is being born the task of protecting driving engine and periphery annex; optimization engine suspension device there is the function of absorbing, vibration damping, vibration isolation, noise reduction, therefore can improve stability and the car load travelling comfort of automobile dynamic system.Rubber pad is as the main buffer unit of engine suspension soft pad, and the characteristic that has that pressure resistance is strong, easily tears a little less than stretch-proof ability, in the service life that repeatedly stretches and reduced suspending apparatus of rubber pad, has caused hidden danger to traffic safety.The two ends of engine mounting assembly are separately fixed on vehicle frame and driving engine, and repair and replacement trouble very need to be pulled down whole power system and just can keep in repair, change.Therefore, the service life of prolongation suspending apparatus, reduction damage rate are very important problems.
Chinese patent Granted publication number is CN101372201B, Granted publication day is that the patent of invention on May 23rd, 2012 discloses a kind of gear box suspension cushion, comprise upper and lower clamping plate and sandwiched rubber bodies between the two, train wheel bridge is arranged on the plate body in body support, the state of the member of train wheel bridge and body support in mutually dodging, train wheel bridge upwards arranges support, the upper surface of support and the attachment face of change speed gear box coincide, the lower shoe laminating of lower plate and body support, the plate face of lower shoe and the attachment face of vehicle body coincide.Although this invention can be played bumper and absorbing shock and spacing effect to change speed gear box, still there is following defect in it:
1, the Applicable scope of this invention is less, be only applicable to manned vehicle and can not be applicable to the heavy-dutys vehicle such as commercial vehicle/comm..vehicle, the inhibiting device rigidity contact point of this invention is more, the structure of suspending cushion is thiner, rigid collision power is because can not get buffering directly to vehicle frame and driving engine diffusion, affected driving engine performance, reduced the stable traveling comfort of automobile, and the equal Shortcomings part in aspect such as its shock resistance and fatigue performance, cannot meet the requirement of automotive service life;
2, this invention is fixed on the first bolt on plate body, and when dynamic assembly falls, its attitude is adjusted difficulty, support and cushion assembly hole bit alignment difficulty, and easy scratching damages the screw thread of the first bolt, affects fastening performance, reduced the reliability of cushion assembly.
Summary of the invention
The purpose of this utility model is to overcome the problem that the mechanical strength existing in prior art is low, be not suitable for commercial vehicle/comm..vehicle, and the spacing bell-type engine mounting assembly that a kind of mechanical strength is high, be applicable to commercial vehicle/comm..vehicle is provided.
For realizing above object, technical solution of the present utility model is:
A kind of spacing bell-type engine mounting assembly, comprises interconnective suspending cushion sulfuration assembly and suspension bracket, and described suspending cushion sulfuration assembly comprises polysulphide rubbers, upper skeleton and lower skeleton, and described upper skeleton is integrated by polysulphide rubbers and lower skeleton sulfuration;
Described engine mounting assembly also comprises mounting bracket and position-limiting cover, described suspending cushion sulfuration assembly is arranged at position-limiting cover inside, described upper skeleton is fixedly connected with engine case by mounting bracket, and the lower skeleton bolt of described lower skeleton bottom is fixedly connected with suspension bracket by position-limiting cover.
Described position-limiting cover comprises base plate, backboard and two blocks of side plates, and the rear end of described base plate is fixedly connected with the bottom of backboard, and the both sides of backboard are respectively fixedly connected with the both sides of base plate by a side plate, and the top of described backboard is provided with upper limit baffle plate.
The top of described polysulphide rubbers is provided with limiting buffer pad, and spacing cooperation of outside of described upper limit baffle plate and limiting buffer pad, the inner side of limiting buffer pad is fixedly connected with upper skeleton, and the sidepiece of described upper skeleton coordinates with side plate is spacing.
Described mounting bracket comprises interconnective support riser and support transverse slat, described support riser is fixedly connected with engine case, described support transverse slat is fixedly connected with upper skeleton by upper skeleton bolt, described upper skeleton top is provided with two tapped bore, between two tapped bore, be provided with locating dowel pin, described locating dowel pin matches with the indent taper hole of support transverse slat bottom, and described upper skeleton bolt passes mounting bracket fixed orifice and tapped bore screw thread fit.
Described upper skeleton and mounting bracket are foundry goods.
Described suspension bracket comprises adapter plate, the first adapter plate and the second adapter plate, one side of described adapter plate is fixedly connected with body framwork by the first side plate, the first adapter plate successively, and the opposite side of adapter plate is fixedly connected with body framwork by the second side plate, the second adapter plate successively.
On described base plate, be provided with two position-limited box mounting holes, be provided with two cushion assembly mounting holes on described adapter plate, the screw rod of lower skeleton bolt is successively through position-limited box mounting hole, cushion assembly mounting hole and nut screw thread fit.
Compared with prior art, the beneficial effects of the utility model are:
1, the position-limiting cover in a kind of spacing bell-type engine mounting assembly of the utility model has been realized forward and backward spacing and upper limit to suspending cushion sulfuration assembly, effectively prevents that polysulphide rubbers from tearing, and has extended the service life of suspending apparatus.Therefore, high, the long service life of the design's mechanical strength.
2, the inner side of the limiting buffer pad in a kind of spacing bell-type engine mounting assembly of the utility model is fixedly connected with upper skeleton, upper skeleton coordinates with upper limit baffle limiting by limiting buffer pad, the design utilizes position-limiting cover to carry out spacing to polysulphide rubbers, effectively prevent that polysulphide rubbers is because excessively stretching and tear, under the road conditions of jolting, the upper skeleton of position-limiting cover and motion bumps, affect the performance of power system, therefore the design has carried out partial vulcanization processing to the outside of upper skeleton, between position-limiting cover and upper skeleton, be provided with limiting buffer pad and come absorbing, vibration damping.Therefore, the design's cushion characteristic is good, and absorbing, absorption capacity are excellent.
3, on the upper skeleton in a kind of spacing bell-type engine mounting assembly of the utility model, be provided with two tapped bore, between two tapped bore, be provided with locating dowel pin, locating dowel pin matches with the indent taper hole on mounting bracket, thereby mounting bracket fixed orifice is more easily alignd with tapped bore, so that the installation of upper skeleton bolt.In addition, because upper skeleton is solid construction foundry goods, anti-stress ability is stronger, and reliability is higher.Therefore, easy for installation, the fixation of the design.
4, the suspension bracket in a kind of spacing bell-type engine mounting assembly of the utility model comprises adapter plate, the first adapter plate and the second adapter plate, one side of described adapter plate is fixedly connected with body framwork by the first side plate, the first adapter plate successively, and the opposite side of adapter plate is fixedly connected with body framwork by the second side plate, the second adapter plate successively.With respect to prior art, the outside of belly area of contact of the design's suspension bracket and body framwork is less, can not interfere with other parts on body framwork.Therefore, the design's connection and reasonable arrangement, do not interfere with other parts.
5, the upper skeleton bolt in a kind of spacing bell-type engine mounting assembly of the utility model, the number of lower skeleton bolt are two, single bolt with respect to documents is fixed, can be because there is not axial-rotation between the design's fixture, and cause bolt to get loose, fixing more solid and reliable.Therefore, the design's sound construction reliable, be difficult for getting loose.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structural representation of suspending cushion sulfuration assembly in Fig. 1.
Fig. 3 is the structural representation of position-limiting cover in Fig. 1.
Fig. 4 is the structural representation of mounting bracket in Fig. 1.
Fig. 5 is the structural representation of suspension bracket in Fig. 1.
In figure: mounting bracket 1, indent taper hole 11, mounting bracket fixed orifice 12, upper skeleton bolt 13, support riser 14, support transverse slat 15, suspending cushion sulfuration assembly 2, polysulphide rubbers 21, upper skeleton 22, lower skeleton 23, lower skeleton bolt 24, limiting buffer pad 25, tapped bore 26, locating dowel pin 27, position-limiting cover 3, base plate 31, side plate 32, backboard 33, upper limit baffle plate 34, position-limited box mounting hole 35, suspension bracket 4, adapter plate 41, the first side plate 42, the second side plate 43, the first adapter plate 44, the second adapter plate 45, cushion assembly mounting hole 46.
The specific embodiment
Below in conjunction with accompanying drawing explanation and the specific embodiment, the utility model is described in further detail.
Referring to figure 1 – Fig. 5, a kind of spacing bell-type engine mounting assembly, comprise interconnective suspending cushion sulfuration assembly 2 and suspension bracket 4, described suspending cushion sulfuration assembly 2 comprises polysulphide rubbers 21, upper skeleton 22 and lower skeleton 23, and described upper skeleton 22 is integrated by polysulphide rubbers 21 and lower skeleton 23 sulfurations;
Described engine mounting assembly also comprises mounting bracket 1 and position-limiting cover 3, described suspending cushion sulfuration assembly 2 is arranged at position-limiting cover 3 inside, described upper skeleton 22 is fixedly connected with engine case by mounting bracket 1, and the lower skeleton bolt 24 of described lower skeleton 23 bottoms is fixedly connected with suspension bracket 4 by position-limiting cover 3.
Described position-limiting cover 3 comprises base plate 31, backboard 33 and two blocks of side plates 32, the rear end of described base plate 31 is fixedly connected with the bottom of backboard 33, the both sides of backboard 33 are respectively fixedly connected with the both sides of base plate 31 by a side plate 32, and the top of described backboard 33 is provided with upper limit baffle plate 34.
The top of described polysulphide rubbers 21 is provided with limiting buffer pad 25, and spacing cooperation of outside of described upper limit baffle plate 34 and limiting buffer pad 25, the inner side of limiting buffer pad 25 is fixedly connected with upper skeleton 22, and the sidepiece of described upper skeleton 22 coordinates with side plate 32 is spacing.
Described mounting bracket 1 comprises interconnective support riser 14 and support transverse slat 15, described support riser 14 is fixedly connected with engine case, described support transverse slat 15 is fixedly connected with upper skeleton 22 by upper skeleton bolt 13, described upper skeleton 22 tops are provided with two tapped bore 26, between two tapped bore 26, be provided with locating dowel pin 27, described locating dowel pin 27 matches with the indent taper hole 11 of support transverse slat 15 bottoms, and described upper skeleton bolt 13 passes mounting bracket fixed orifice 12 and tapped bore 26 screws thread fit.
Described upper skeleton 22 and mounting bracket 1 are foundry goods.
Described suspension bracket 4 comprises adapter plate 41, the first adapter plate 44 and the second adapter plate 45, one side of described adapter plate 41 is fixedly connected with body framwork by the first side plate 42, the first adapter plate 44 successively, and the opposite side of adapter plate 41 is fixedly connected with body framwork by the second side plate 43, the second adapter plate 45 successively.
On described base plate 31, be provided with two position-limited box mounting holes 35, be provided with two cushion assembly mounting holes 46 on described adapter plate 41, the screw rod of lower skeleton bolt 24 is successively through position-limited box mounting hole 35, cushion assembly mounting hole 46 and nut screw thread fit.
Principle of the present utility model is described as follows:
Suspending cushion sulfuration assembly 2: comprise polysulphide rubbers 21, upper skeleton 22, lower skeleton 23 and lower skeleton bolt 24, described upper skeleton 22 is integrated by polysulphide rubbers 21 and lower skeleton 23 sulfurations, wherein the head of lower skeleton bolt 24 is fixedly connected with the end face of lower skeleton 23, the screw rod of lower skeleton bolt 24 is successively through lower skeleton 23, position-limiting cover 3, suspension bracket 4 and nut screw thread fit, the lower end of suspending cushion sulfuration assembly 2 is fixed on suspension bracket 4, match with position-limiting cover 3 in the upper end of suspending cushion sulfuration assembly 2, between upper skeleton 22 and position-limiting cover 3, be provided with limiting buffer pad 25, such design can effectively prevent that polysulphide rubbers 21 from tearing, extend the service life of suspending apparatus, be provided with limit damper simultaneously and reduce impact force, optimize the performance of suspending apparatus.
The installation of automobile dynamic system: because automobile dynamic system assembles rear integral installation on suspending apparatus, in prior art, the first bolt is fixed on plate body, when dynamic assembly falls, its attitude is adjusted difficulty, support and cushion assembly hole bit alignment difficulty, and easily scratching damages the screw thread of the first bolt, affects fastening performance; The design has adjusted the mounting means of bolt, be provided with two tapped bore 26 at upper skeleton 22 tops, between two tapped bore 26, be provided with locating dowel pin 27, after locating dowel pin 27 is aimed at indent taper hole 11, fine setting installation site makes mounting bracket fixed orifice 12 align with tapped bore 26, then install the fixing mounting bracket 1 of frame bolt 13, thereby reach the object of fixed car power system.Because the suspending apparatus of power system is at least four, be difficult to adjust alignment according to the fixing means of prior art, repeatedly adjust the wearing and tearing that cause again bolt thread after installing, according to the design's mounting means, the adjustment of installation site is relatively simple, and can not grind colored bolt thread, make the fixing more firm, reliable of power system.
Embodiment 1:
Referring to figure 1 – Fig. 5, a kind of spacing bell-type engine mounting assembly, comprise interconnective suspending cushion sulfuration assembly 2 and suspension bracket 4, described suspending cushion sulfuration assembly 2 comprises polysulphide rubbers 21, upper skeleton 22 and lower skeleton 23, and described upper skeleton 22 is integrated by polysulphide rubbers 21 and lower skeleton 23 sulfurations; Described engine mounting assembly also comprises mounting bracket 1 and position-limiting cover 3, described suspending cushion sulfuration assembly 2 is arranged at position-limiting cover 3 inside, described upper skeleton 22 is fixedly connected with engine case by mounting bracket 1, and the lower skeleton bolt 24 of described lower skeleton 23 bottoms is fixedly connected with suspension bracket 4 by position-limiting cover 3; Described position-limiting cover 3 comprises base plate 31, backboard 33 and two blocks of side plates 32, the rear end of described base plate 31 is fixedly connected with the bottom of backboard 33, the both sides of backboard 33 are respectively fixedly connected with the both sides of base plate 31 by a side plate 32, and the top of described backboard 33 is provided with upper limit baffle plate 34; The top of described polysulphide rubbers 21 is provided with limiting buffer pad 25, and spacing cooperation of outside of described upper limit baffle plate 34 and limiting buffer pad 25, the inner side of limiting buffer pad 25 is fixedly connected with upper skeleton 22, and the sidepiece of described upper skeleton 22 coordinates with side plate 32 is spacing; Described mounting bracket 1 comprises interconnective support riser 14 and support transverse slat 15, described support riser 14 is fixedly connected with engine case, described support transverse slat 15 is fixedly connected with upper skeleton 22 by upper skeleton bolt 13, described upper skeleton 22 tops are provided with two tapped bore 26, between two tapped bore 26, be provided with locating dowel pin 27, described locating dowel pin 27 matches with the indent taper hole 11 of support transverse slat 15 bottoms, described upper skeleton bolt 13 passes mounting bracket fixed orifice 12 and tapped bore 26 screws thread fit, and described upper skeleton 22 and mounting bracket 1 are foundry goods; Described suspension bracket 4 comprises adapter plate 41, the first adapter plate 44 and the second adapter plate 45, one side of described adapter plate 41 is fixedly connected with body framwork by the first side plate 42, the first adapter plate 44 successively, the opposite side of adapter plate 41 is fixedly connected with body framwork by the second side plate 43, the second adapter plate 45 successively, on described base plate 31, be provided with two position-limited box mounting holes 35, on described adapter plate 41, be provided with two cushion assembly mounting holes 46, the screw rod of lower skeleton bolt 24 is successively through position-limited box mounting hole 35, cushion assembly mounting hole 46 and nut screw thread fit.
Claims (7)
1. a spacing bell-type engine mounting assembly, comprise interconnective suspending cushion sulfuration assembly (2) and suspension bracket (4), described suspending cushion sulfuration assembly (2) comprises polysulphide rubbers (21), upper skeleton (22) and lower skeleton (23), described upper skeleton (22) is integrated by polysulphide rubbers (21) and lower skeleton (23) sulfuration, it is characterized in that:
Described engine mounting assembly also comprises mounting bracket (1) and position-limiting cover (3), described suspending cushion sulfuration assembly (2) is arranged at position-limiting cover (3) inside, described upper skeleton (22) is fixedly connected with engine case by mounting bracket (1), and the lower skeleton bolt (24) of described lower skeleton (23) bottom is fixedly connected with suspension bracket (4) by position-limiting cover (3).
2. the spacing bell-type engine mounting assembly of one according to claim 1, it is characterized in that: described position-limiting cover (3) comprises base plate (31), backboard (33) and two blocks of side plates (32), the rear end of described base plate (31) is fixedly connected with the bottom of backboard (33), the both sides of backboard (33) are respectively fixedly connected with the both sides of base plate (31) by a side plate (32), and the top of described backboard (33) is provided with upper limit baffle plate (34).
3. the spacing bell-type engine mounting assembly of one according to claim 2, it is characterized in that: the top of described polysulphide rubbers (21) is provided with limiting buffer pad (25), the spacing cooperation of outside of described upper limit baffle plate (34) and limiting buffer pad (25), the inner side of limiting buffer pad (25) is fixedly connected with upper skeleton (22), the sidepiece of described upper skeleton (22) and spacing cooperation of side plate (32).
4. according to claim 1, the spacing bell-type engine mounting assembly of one described in 2 or 3, it is characterized in that: described mounting bracket (1) comprises interconnective support riser (14) and support transverse slat (15), described support riser (14) is fixedly connected with engine case, described support transverse slat (15) is fixedly connected with upper skeleton (22) by upper skeleton bolt (13), described upper skeleton (22) top is provided with two tapped bore (26), between two tapped bore (26), be provided with locating dowel pin (27), described locating dowel pin (27) matches with the indent taper hole (11) of support transverse slat (15) bottom, described upper skeleton bolt (13) passes mounting bracket fixed orifice (12) and tapped bore (26) screw thread fit.
5. the spacing bell-type engine mounting assembly of one according to claim 4, is characterized in that: described upper skeleton (22) and mounting bracket (1) are foundry goods.
6. according to the spacing bell-type engine mounting assembly of the one described in claim 2 or 3, it is characterized in that: described suspension bracket (4) comprises adapter plate (41), the first adapter plate (44) and the second adapter plate (45), one side of described adapter plate (41) is fixedly connected with body framwork by the first side plate (42), the first adapter plate (44) successively, and the opposite side of adapter plate (41) is fixedly connected with body framwork by the second side plate (43), the second adapter plate (45) successively.
7. the spacing bell-type engine mounting assembly of one according to claim 6, it is characterized in that: on described base plate (31), be provided with two position-limited box mounting holes (35), on described adapter plate (41), be provided with two cushion assembly mounting holes (46), the screw rod of lower skeleton bolt (24) is successively through position-limited box mounting hole (35), cushion assembly mounting hole (46) and nut screw thread fit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320679880.0U CN203600978U (en) | 2013-10-31 | 2013-10-31 | Spacing bell-type engine mounting assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320679880.0U CN203600978U (en) | 2013-10-31 | 2013-10-31 | Spacing bell-type engine mounting assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203600978U true CN203600978U (en) | 2014-05-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320679880.0U Expired - Lifetime CN203600978U (en) | 2013-10-31 | 2013-10-31 | Spacing bell-type engine mounting assembly |
Country Status (1)
| Country | Link |
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| CN (1) | CN203600978U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104296616A (en) * | 2014-10-20 | 2015-01-21 | 广西玉柴机器股份有限公司 | Detection tool for detecting location degree of rear suspension cushion assembly |
| CN104455134A (en) * | 2014-12-11 | 2015-03-25 | 中国重汽集团济南动力有限公司 | Limiter with rubber buffer stopper |
| CN108248359A (en) * | 2018-01-11 | 2018-07-06 | 东风商用车有限公司 | Realize heavy truck engine mounting structure of rigidity decoupling zero |
| CN108454373A (en) * | 2018-04-20 | 2018-08-28 | 东风商用车有限公司 | V-shaped suspension assembly structure |
| CN109367380A (en) * | 2018-11-06 | 2019-02-22 | 东风商用车有限公司 | Suspension cushion assembly structure |
-
2013
- 2013-10-31 CN CN201320679880.0U patent/CN203600978U/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104296616A (en) * | 2014-10-20 | 2015-01-21 | 广西玉柴机器股份有限公司 | Detection tool for detecting location degree of rear suspension cushion assembly |
| CN104455134A (en) * | 2014-12-11 | 2015-03-25 | 中国重汽集团济南动力有限公司 | Limiter with rubber buffer stopper |
| CN108248359A (en) * | 2018-01-11 | 2018-07-06 | 东风商用车有限公司 | Realize heavy truck engine mounting structure of rigidity decoupling zero |
| CN108248359B (en) * | 2018-01-11 | 2023-12-05 | 东风商用车有限公司 | Heavy truck engine suspension structure for realizing rigidity decoupling |
| CN108454373A (en) * | 2018-04-20 | 2018-08-28 | 东风商用车有限公司 | V-shaped suspension assembly structure |
| CN108454373B (en) * | 2018-04-20 | 2023-10-31 | 东风商用车有限公司 | V-shaped suspension assembly structure |
| CN109367380A (en) * | 2018-11-06 | 2019-02-22 | 东风商用车有限公司 | Suspension cushion assembly structure |
| CN109367380B (en) * | 2018-11-06 | 2023-10-31 | 东风商用车有限公司 | Suspension cushion assembly structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140521 |