CN210555162U - Aluminum alloy automobile instrument board beam assembly with cross beam main pipe with cross section shaped like Chinese character' ri - Google Patents
Aluminum alloy automobile instrument board beam assembly with cross beam main pipe with cross section shaped like Chinese character' ri Download PDFInfo
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- CN210555162U CN210555162U CN201921367541.2U CN201921367541U CN210555162U CN 210555162 U CN210555162 U CN 210555162U CN 201921367541 U CN201921367541 U CN 201921367541U CN 210555162 U CN210555162 U CN 210555162U
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Abstract
The utility model provides an aluminum alloy automobile instrument board beam assembly of a cross beam main pipe with a reversed-Y-shaped cross section, which comprises an instrument board beam assembly main body made of aluminum alloy, wherein the instrument board beam assembly main body comprises a beam main pipe and a steering column fixing support, the steering column fixing support is welded and fixed on the beam main pipe, and the aluminum alloy automobile instrument board beam assembly also comprises a steering column support which is arranged between the two steering column fixing supports; mounting holes for mounting the steering column are formed in the steering column support and the steering column fixing support; the cross section of the beam main pipe is in a shape of Chinese character 'ri', and the beam main pipe comprises a hollow square pipe with a round-corner rectangular cross section and a reinforcing rib arranged in the hollow square pipe; the thickness of the hollow square tube and the reinforcing rib is not more than 2.5 mm. This patent is responsible for the traditional cross-section for circular or irregular circular crossbeam, and the improvement is transversal day font of personally submitting, is convenient for guarantee the fixed effect of steering column support on the crossbeam is responsible for.
Description
Technical Field
The utility model relates to the technical field of machinery, concretely relates to header board beam assembly.
Background
With the popularization of new energy automobile technology, the demand of automobile lightweight is pushed to the schedule, and the instrument board beam assembly mainly manufactured by the current automobile industry is mainly formed by stamping and welding steel plates. With the higher and higher requirements of national regulations and consumers on vehicle oil consumption, the weight reduction technology of automobiles is highly regarded.
The instrument panel beam main pipe is the most main structure and bearing part of the instrument panel beam assembly, plays a role in supporting human-computer interface control equipment, and forms a vehicle safety system together with other safety control parts of a vehicle to protect the safety of a driver and passengers in the vehicle. Most of materials of the instrument panel beam main pipe in the current market are steel, the limitation of manufacturing process and cost is met, the cross section of the steel main pipe is mostly in a regular circle shape, the thickness of the pipe wall is uniform, and the adverse effect is brought to the light weight of the instrument panel beam and the arrangement of a cockpit.
The patent with the patent number of 201710177165.X discloses an automobile instrument panel beam assembly, which comprises an instrument panel beam main pipe and a steering column mounting bracket, wherein the steering column mounting bracket is mounted on the instrument panel beam main pipe, and an air conditioner box bracket, a central support bracket, a vehicle body front wall connecting bracket, an air bag bracket, an instrument panel fixing bracket, an end part bracket and an electronic module mounting bracket are further mounted on the instrument panel beam main pipe; the instrument panel beam main pipe, the steering column mounting bracket and the central support bracket are formed by extrusion of aluminum alloy sections; the air-conditioning box support enclose linking bridge before the automobile body the air bag support the instrument board fixed bolster the tip support with the electronic module installing support adopts aluminium alloy plate stamping forming. This patent will wholly adopt the aluminum alloy to make, has realized overall structure's lightweight.
However, the cross section of the main tube of the instrument panel cross beam in the above patent is irregular round, preferably oval, which is not beneficial to ensuring the matching effect of the contact part of the rest components (such as the steering column mounting bracket) when the rest components are mounted on the main tube of the instrument panel cross beam, and is easy to influence the mounting and fixing effect of the rest components on the main tube of the instrument panel cross beam. And the instrument board beam main pipe is not internally provided with a reinforcing rib, which is not beneficial to ensuring the supporting strength.
SUMMERY OF THE UTILITY MODEL
Problem to prior art exists, the utility model provides an aluminum alloy header board beam assembly that day font cross-section crossbeam was responsible for to solve the crossbeam and be responsible for intensity not good, be unfavorable for the fixed technical problem of installation of steering column support.
The technical scheme of the utility model is that: the aluminum alloy automobile instrument board beam assembly with the cross beam main pipe with the inverted Y-shaped section comprises an instrument board beam assembly main body made of aluminum alloy, wherein the instrument board beam assembly main body comprises a beam main pipe and a steering column fixing support, and the steering column fixing support is welded and fixed on the beam main pipe;
mounting holes for mounting a steering column are formed in the steering column support and the steering column fixing support;
the cross section of the beam main pipe is in a shape of Chinese character 'ri', and the beam main pipe comprises a hollow square pipe with a round-corner rectangular cross section and a reinforcing rib arranged in the hollow square pipe;
the thicknesses of the hollow square tubes and the reinforcing ribs are not more than 2.5 mm;
lightening holes are formed in the steering column support and the steering column fixing support, and reinforcing structures which are arranged in a crossed mode are arranged in the lightening holes.
This patent is responsible for the traditional cross-section for circular or irregular circular crossbeam, and the improvement is transversal day font of personally submitting, is convenient for guarantee the fixed effect of steering column support on the crossbeam is responsible for. Through optimizing the structure that the crossbeam is responsible for, inside is equipped with the strengthening rib, is convenient for guarantee its bearing strength. The thickness of control cavity side pipe and strengthening rib practices thrift the cost, guarantees intensity. In addition, through optimizing the structure of steering column support and steering tube fixed bolster, inside is equipped with additional strengthening, is convenient for guarantee its intensity.
More preferably, the wall thickness of the hollow square tube is 2.5mm, and the wall thickness of the reinforcing rib is 1 mm. The dead weight is controlled, and the strength is ensured.
Preferably, the instrument panel beam assembly main body further comprises a left vehicle body fixing support and a right vehicle body fixing support which are arranged on the left and right sides and used for being mounted on a vehicle body;
the left vehicle body fixing support and the right vehicle body fixing support are fixedly welded at the left end and the right end of the beam main pipe;
the instrument panel beam assembly main body also comprises two end instrument panel fixing supports arranged on the left and right sides, and the two end instrument panel fixing supports are respectively welded and fixed at the front ends of the left vehicle body fixing support and the right vehicle body fixing support;
the two end instrument board fixing supports are provided with positioning holes for positioning the instrument board and mounting holes for mounting the instrument board.
Be convenient for through being provided with locating hole and mounting hole on the instrument board fixed bolster of tip simultaneously, guarantee the relative position of locating hole and mounting hole, effectual avoided producing all ring edge borders spare with the instrument board and produced the interference.
Preferably, a left instrument panel fixing bracket is welded and fixed at the rear end of the left vehicle body fixing bracket;
a right instrument board fixing support is welded and fixed on the left side of the right vehicle body fixing support;
the center of the beam main pipe is also fixedly welded with at least three middle instrument board fixing brackets;
the left instrument board fixing support, the right instrument board fixing support and the middle instrument board fixing support are all provided with positioning holes for positioning instrument boards and mounting holes for mounting instrument boards.
The positioning device is suitable for the enlarged instrument panel, and ensures that the relative position of the instrument panel and the mounting hole cannot be greatly deviated after the instrument panel is positioned. The fixing effect of the instrument panel is convenient to guarantee.
Preferably, the left vehicle body fixing support and the right vehicle body fixing support are welded and fixed with a sub-assembly support installed on the sub-assembly table.
The sub-packaging support is mainly used for fixing and limiting the sub-packaging table, preventing the translation and rotation of the aluminum alloy automobile instrument board beam assembly and facilitating sub-packaging. After the aluminum alloy automobile instrument panel beam assembly is fixed, electrical equipment such as instrument panel wiring harnesses, air conditioners, steering columns, safety air bags and fuse boxes can be subpackaged, the instrument panel is assembled after the parts are subpackaged, and after the instrument panel is assembled, the whole assembly is assembled on an automobile body and fixed.
Preferably, the branch support is provided with a positioning mounting hole with a round-corner rectangular cross section. The positioning pin with the rectangular section of the round angle can conveniently penetrate through the positioning pin for fixing and limiting.
Preferably, the instrument panel beam assembly main body further comprises a left floor fixing support and a right floor fixing support which are arranged left and right and used for connecting the floor of the vehicle body;
the front end of the left floor fixing support and the front end of the right floor fixing support are both connected with the beam main pipe in a welding manner;
the middle parts of the left floor fixing support and the right floor fixing support are connected through a connecting support, and the connecting support is a first air conditioner fixing support used for connecting an air conditioner;
a right air conditioner positioning bracket for positioning an air conditioner is arranged on the right vehicle body fixing bracket;
the crossbeam is responsible for and is located left side air conditioner locating support and the second air conditioner fixed bolster that is used for connecting the air conditioner that the region was installed between left side floor fixed bolster and the right side floor fixed bolster is used for fixing a position the air conditioner.
The positioning and fixing of the air conditioner are convenient to realize.
Further preferably, a first fuse fixing bracket is mounted at the left end of the beam main pipe;
and a second fuse fixing support is arranged on the left automobile body fixing support.
The fuse is convenient to fix.
Preferably, a reinforcing support is welded and fixed on the inner sides, far away from the beam main pipe, of the left floor fixing support and the right floor fixing support. The reinforcement may be directly i-shaped.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural view at another view angle of the present invention;
FIG. 3 is a cross-sectional view of the main pipe of the cross beam of the present invention;
fig. 4 is a schematic structural view of the fixing bracket for the instrument panel at the end of the present invention;
fig. 5 is a side view of the instrument panel fixing bracket of the present invention.
In the figure: 1 is an end instrument panel fixing bracket, 2 is a beam main pipe, 3 is a first fuse fixing bracket, 4 is a steering column fixing bracket, 5 is a first middle instrument panel fixing bracket, 6 is a first auxiliary fixing bracket, 7 is a second middle instrument panel fixing bracket, 8 is an airbag fixing bracket, 9 is a split bracket, 10 is a right vehicle body fixing bracket, 11 is a right instrument panel fixing bracket, 12 is a right air conditioner positioning bracket, 13 is a first air conditioner fixing bracket, 14 is a second auxiliary fixing bracket, 15 is a third middle instrument panel fixing bracket, 16 is a second fuse fixing bracket, 17 is a left instrument panel fixing bracket, 18 is a left vehicle body fixing bracket, 19 is a front wall fixing bracket, 20 is a steering column support, 21 is a reinforcing bracket, 22 is a right floor fixing bracket, 23 is a left floor fixing bracket, 24 is a fourth middle instrument panel fixing bracket, and 25 is a left air conditioner positioning bracket, and 26 is a second air conditioner fixing bracket.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
Specific example 1: referring to fig. 1 to 5, the aluminum alloy automobile instrument panel beam assembly of the beam main pipe 2 with the cross section in the shape of a Chinese character 'ri' comprises an instrument panel beam assembly main body made of aluminum alloy, wherein the instrument panel beam assembly main body comprises a beam main pipe 2 and a steering column fixing support 4, the steering column fixing support 4 is welded and fixed on the beam main pipe 2, and the aluminum alloy automobile instrument panel beam assembly also comprises a steering column support 20, and the steering column support 20 is arranged between the two steering column fixing supports 4; mounting holes for mounting a steering column are formed in the steering column support 20 and the steering column fixing support 4; the cross section of the beam main pipe 2 is in a shape of Chinese character 'ri', and the beam main pipe 2 comprises a hollow square pipe with a round-corner rectangular cross section and a reinforcing rib arranged in the hollow square pipe; the thicknesses of the hollow square tubes and the reinforcing ribs are not more than 2.5 mm; lightening holes are formed in the steering column support 20 and the steering column fixing support 4, and reinforcing structures which are arranged in a crossed mode are arranged in the lightening holes. This patent is responsible for 2 with the traditional cross-section for circular or irregular circular crossbeam, and the improvement is transversal day font of personally submitting, is convenient for guarantee the fixed effect of steering column support 20 on 2 is responsible for to the crossbeam. Through optimizing the structure that the crossbeam is responsible for 2, inside is equipped with the strengthening rib, is convenient for guarantee its bearing strength. The thickness of control cavity side pipe and strengthening rib practices thrift the cost, guarantees intensity. In addition, by optimizing the structure of the steering column support 20 and the steering tube fixing bracket, a reinforcing structure is provided inside, which is convenient for ensuring the strength thereof.
The wall thickness of the hollow square tube is 2.5mm, and the wall thickness of the reinforcing rib is 1 mm. The dead weight is controlled, and the strength is ensured. The strengthening rib sets up and is close to rear side department at hollow square pipe.
The instrument panel beam assembly main body also comprises a left vehicle body fixing support 18 and a right vehicle body fixing support 10 which are arranged on the left and the right and are used for being installed on a vehicle body; the left vehicle body fixing bracket 18 and the right vehicle body fixing bracket 10 are welded and fixed at the left end and the right end of the beam main pipe 2; the instrument panel beam assembly main body also comprises two end instrument panel fixing supports 1 which are arranged on the left and right, and the two end instrument panel fixing supports 1 are respectively welded and fixed at the front ends of a left automobile body fixing support 18 and a right automobile body fixing support 10; the two end instrument board fixing supports 1 are provided with positioning holes for positioning the instrument board and mounting holes for mounting the instrument board. Be convenient for through being provided with locating hole and mounting hole simultaneously on the instrument board fixed bolster 1 of tip, guarantee the relative position of locating hole and mounting hole, effectual avoided producing all ring edge borders spare with the instrument board and produced the interference. A left instrument board fixing bracket 17 is also welded and fixed at the rear end of the left vehicle body fixing bracket 18; a right instrument panel fixing bracket 11 is welded and fixed on the left side of the right vehicle body fixing bracket 10; the center of the beam main pipe 2 is also fixedly welded with at least three middle instrument board fixing brackets; the left instrument board fixing support 17, the right instrument board fixing support 11 and the middle instrument board fixing support are all provided with positioning holes for positioning the instrument boards and mounting holes for mounting the instrument boards. The positioning device is suitable for the enlarged instrument panel, and ensures that the relative position of the instrument panel and the mounting hole cannot be greatly deviated after the instrument panel is positioned. The fixing effect of the instrument panel is convenient to guarantee. The structure adopted in fig. 1 and 2 is equipped with four intermediate instrument panel fixing brackets, namely a first intermediate instrument panel fixing bracket 5, a second intermediate instrument panel fixing bracket 7, a third intermediate instrument panel fixing bracket 15 and a fourth intermediate instrument panel fixing bracket 24.
The left vehicle body fixing support 18 and the right vehicle body fixing support 10 are respectively inserted and fixed at two sides of the beam main pipe 2. The left vehicle body fixing support 18 and the right vehicle body fixing support 10 are provided with insertion holes for inserting the beam main pipes. The fixing effect is improved. The left and right vehicle body fixing brackets 18 and 10 have a V-shaped cross section.
And a sub-assembly support 9 used for being installed on the sub-assembly table is fixedly welded on the left vehicle body fixing support 18 and the right vehicle body fixing support 10. The sub-packaging support 9 is mainly used for fixing and limiting the sub-packaging table, preventing the translation and rotation of the aluminum alloy automobile instrument board beam assembly and facilitating sub-packaging. After the aluminum alloy automobile instrument panel beam assembly is fixed, electrical equipment such as instrument panel wiring harnesses, air conditioners, steering columns, safety air bags and fuse boxes can be subpackaged, the instrument panel is assembled after the parts are subpackaged, and after the instrument panel is assembled, the whole assembly is assembled on an automobile body and fixed. The branch support is provided with a positioning mounting hole with a round-corner rectangular cross section. The positioning pin with the rectangular section of the round angle can conveniently penetrate through the positioning pin for fixing and limiting.
The instrument panel beam assembly main body also comprises a left floor fixing support and a right floor fixing support 22 which are arranged at the left and the right and are used for connecting the floor of a vehicle body; the front end of the left floor fixing bracket 23 and the front end of the right floor fixing bracket 22 are both connected with the beam main pipe 2 in a welding way; the middle parts of the left floor fixing support 23 and the right floor fixing support 22 are connected through a connecting support, and the connecting support is a first air conditioner fixing support 13 used for connecting an air conditioner; a right air conditioner positioning bracket 12 for positioning an air conditioner is arranged on the right vehicle body fixing bracket 10; and a left air conditioner positioning bracket 25 for positioning an air conditioner and a second air conditioner fixing bracket 26 for connecting the air conditioner are arranged on the beam main pipe 2 in the area between the left floor fixing bracket 23 and the right floor fixing bracket 22. The positioning and fixing of the air conditioner are convenient to realize.
The left end part of the beam main pipe 2 is provided with a first fuse fixing bracket 3; the second fuse fixing bracket 16 is mounted on the left body fixing bracket 18. The fuse is convenient to fix.
A reinforcing bracket 21 is fixedly welded on the inner sides of the left floor fixing bracket 23 and the right floor fixing bracket 22 far away from the beam main pipe 2. The reinforcement may be directly i-shaped.
The later assembling step of the aluminum alloy automobile instrument board beam assembly comprises the steps of firstly fixing two split-charging supports of the split-charging support 9, firstly assembling an instrument board wire harness, mainly buckling the instrument board beam assembly through some opened buckling holes on the instrument board beam assembly, not explaining in detail, assembling a steering column after assembling the wire harness, and mainly fixing and locking four holes on a steering column fixing support 4 and a steering column support 20, so that the relative position requirements of the four locking holes are high, the relative position needs to be controlled within phi 1.0, and otherwise, the phenomenon that the fixing cannot be caused by hole position dislocation can occur; then, air conditioner assembly is carried out, firstly, an air conditioner positioning pin is inserted into phi 10.5 positioning holes in the second air conditioner fixing support 26 and the right air conditioner positioning support 12 to ensure the relative positions, and then 5 bolt holes of an air conditioner on the second air conditioner fixing support 26, the right air conditioner positioning support 12, the left air conditioner positioning support 25 and the first air conditioner fixing support 13 are locked; the fuse box is directly fixed on the first fuse fixing bracket 3 and the second fuse fixing bracket 16; the safety air bag is fixed on the air bag fixing bracket 8; finally, the instrument panel is installed, because the instrument panel is large, positioning holes are designed from left to right in order to ensure the relative position of the instrument panel, the left positioning holes are not rivet-pulled holes on the end instrument panel fixing support 1 and the left instrument panel fixing support 17, the middle positioning holes are not rivet-pulled holes on the first middle instrument panel fixing support 5, the second middle instrument panel fixing support 7, the third middle instrument panel fixing support 15 and the fourth middle instrument panel fixing support 24, the right positioning holes are not rivet-pulled holes on the right end instrument panel fixing support and the right instrument panel fixing support 11, and the total number of the positioning holes is 8, so that the relative position of the bolt locking holes after the instrument panel is fixed can not be greatly deviated, and the instrument panel is positioned by the positioning holes and then locks the end instrument panel fixing support 1, the first middle instrument panel fixing support 5, the first auxiliary fixing, The split charging of the aluminum alloy welded instrument panel beam assembly can be completed through 13 rivet bolt holes in a second middle instrument panel fixing support 7, a right instrument panel fixing support 11, a second auxiliary fixing support 14, a third middle instrument panel fixing support 15 and a left instrument panel fixing support 17; the assembly in the cockpit is mainly positioned on a vehicle body metal plate through two positioning pin holes on a right vehicle body fixing support 10 and a left vehicle body fixing support 18, four bolt through holes with the diameter of phi 12 are fixed on the metal plate, the connection between a front wall part and the vehicle body metal plate is fixed through a rivet nut of M8 on a front wall fixing support 19, the connection between a vehicle body floor and an aluminum alloy welding instrument panel beam assembly is fixed with the metal plate through holes on a right floor fixing support 22 and a left floor fixing support 23, and a reinforcing support 21 mainly reinforces the through holes of the right floor fixing support 22 and the left floor fixing support 23 in the drawing to prevent deformation during locking; and finally, the connection between the center console on the floor and the instrument board beam assembly is fixed through M6 rivet nut holes on the right floor fixing support 22 and the left floor fixing support 23, so that the assembly of the aluminum alloy welded instrument board beam assembly on the whole vehicle is completed.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (5)
1. The aluminum alloy automobile instrument board beam assembly with the cross beam main pipe with the inverted Y-shaped section comprises an instrument board beam assembly main body made of aluminum alloy, wherein the instrument board beam assembly main body comprises a beam main pipe and a steering column fixing support, and the steering column fixing support is welded and fixed on the beam main pipe;
mounting holes for mounting a steering column are formed in the steering column support and the steering column fixing support;
the cross section of the beam main pipe is in a shape of Chinese character 'ri', and the beam main pipe comprises a hollow square pipe with a round-corner rectangular cross section and a reinforcing rib arranged in the hollow square pipe;
the thicknesses of the hollow square tubes and the reinforcing ribs are not more than 2.5 mm;
lightening holes are formed in the steering column support and the steering column fixing support, and reinforcing structures which are arranged in a crossed mode are arranged in the lightening holes.
2. The aluminum alloy automobile instrument panel beam assembly of the beam main pipe with the herringbone section of the claim 1, which is characterized in that: the wall thickness of cavity side's pipe is 2.5mm, the wall thickness of strengthening rib is 1 mm.
3. The aluminum alloy automobile instrument panel beam assembly of the beam main pipe with the herringbone section of the claim 1, which is characterized in that: the instrument panel beam assembly main body also comprises a left vehicle body fixing support and a right vehicle body fixing support which are arranged on the left and right sides and are used for being installed on a vehicle body;
the left vehicle body fixing support and the right vehicle body fixing support are fixedly welded at the left end and the right end of the beam main pipe;
the instrument panel beam assembly main body also comprises two end instrument panel fixing supports arranged on the left and right sides, and the two end instrument panel fixing supports are respectively welded and fixed at the front ends of the left vehicle body fixing support and the right vehicle body fixing support;
the two end instrument board fixing supports are provided with positioning holes for positioning the instrument board and mounting holes for mounting the instrument board.
4. The aluminum alloy automobile instrument panel beam assembly of the beam main pipe with the herringbone section of the claim 3, wherein the beam main pipe comprises: the rear end of the left vehicle body fixing bracket is also fixedly welded with a left instrument board fixing bracket;
a right instrument board fixing support is welded and fixed on the left side of the right vehicle body fixing support;
the center of the beam main pipe is also fixedly welded with at least three middle instrument board fixing brackets;
the left instrument board fixing support, the right instrument board fixing support and the middle instrument board fixing support are all provided with positioning holes for positioning instrument boards and mounting holes for mounting instrument boards.
5. The aluminum alloy automobile instrument panel beam assembly of the beam main pipe with the herringbone section of the claim 3, wherein the beam main pipe comprises: and the left vehicle body fixing support and the right vehicle body fixing support are fixedly welded with a sub-assembly support which is arranged on the sub-assembly platform.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921367541.2U CN210555162U (en) | 2019-08-22 | 2019-08-22 | Aluminum alloy automobile instrument board beam assembly with cross beam main pipe with cross section shaped like Chinese character' ri |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921367541.2U CN210555162U (en) | 2019-08-22 | 2019-08-22 | Aluminum alloy automobile instrument board beam assembly with cross beam main pipe with cross section shaped like Chinese character' ri |
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| Publication Number | Publication Date |
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| CN210555162U true CN210555162U (en) | 2020-05-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921367541.2U Active CN210555162U (en) | 2019-08-22 | 2019-08-22 | Aluminum alloy automobile instrument board beam assembly with cross beam main pipe with cross section shaped like Chinese character' ri |
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| CN (1) | CN210555162U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111791956A (en) * | 2020-07-10 | 2020-10-20 | 中国重汽集团济南动力有限公司 | Instrument desk tubular beam for truck and processing technology thereof |
| CN114313021A (en) * | 2022-01-05 | 2022-04-12 | 东风商用车有限公司 | Instrument beam |
-
2019
- 2019-08-22 CN CN201921367541.2U patent/CN210555162U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111791956A (en) * | 2020-07-10 | 2020-10-20 | 中国重汽集团济南动力有限公司 | Instrument desk tubular beam for truck and processing technology thereof |
| CN114313021A (en) * | 2022-01-05 | 2022-04-12 | 东风商用车有限公司 | Instrument beam |
| CN114313021B (en) * | 2022-01-05 | 2023-01-24 | 东风商用车有限公司 | Instrument beam |
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| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 2058 Huqingping Road, Qingpu District, Shanghai, 201702 Patentee after: Shanghai Yousheng Aluminum Co., Ltd Address before: 2058 Huqingping Road, Qingpu District, Shanghai, 201702 Patentee before: SHANGHAI UNISON ALUMINUM PRODUCTS Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |