CN108621975A - A kind of auto sound trigger structure - Google Patents
A kind of auto sound trigger structure Download PDFInfo
- Publication number
- CN108621975A CN108621975A CN201810638115.1A CN201810638115A CN108621975A CN 108621975 A CN108621975 A CN 108621975A CN 201810638115 A CN201810638115 A CN 201810638115A CN 108621975 A CN108621975 A CN 108621975A
- Authority
- CN
- China
- Prior art keywords
- mounting base
- fixed
- cavity
- fixing sleeve
- cover board
- 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
- 238000005192 partition Methods 0.000 claims abstract description 16
- 239000012814 acoustic material Substances 0.000 claims abstract description 11
- 239000011094 fiberboard Substances 0.000 claims abstract description 8
- 230000007246 mechanism Effects 0.000 claims description 38
- 238000009413 insulation Methods 0.000 claims description 17
- 230000006835 compression Effects 0.000 claims description 8
- 238000007906 compression Methods 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 6
- 239000007787 solid Substances 0.000 claims description 4
- 230000000694 effects Effects 0.000 description 9
- 238000009434 installation Methods 0.000 description 7
- 239000010410 layer Substances 0.000 description 6
- 238000010276 construction Methods 0.000 description 2
- 208000002925 dental caries Diseases 0.000 description 2
- 239000002356 single layer Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 210000000988 bone and bone Anatomy 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R13/00—Elements for body-finishing, identifying, or decorating; Arrangements or adaptations for advertising purposes
- B60R13/08—Insulating elements, e.g. for sound insulation
- B60R13/0815—Acoustic or thermal insulation of passenger compartments
- B60R13/0823—Insulating partitions, e.g. between front and rear seats
Landscapes
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Vehicle Interior And Exterior Ornaments, Soundproofing, And Insulation (AREA)
Abstract
The invention discloses a kind of auto sound trigger structures, auto sound trigger structure includes mounting base, recess forms groove body downwards on the surface of mounting base, cover board has been removably secured on mounting base, cover board closes groove body lid, so that cover board and groove body have mutually been enclosed the first cavity, acoustic material is filled in first cavity, case has also been removably secured on mounting base, horizontally disposed partition board is fixed in case, the second cavity is formed between partition board and cover board, third cavity is formed between partition board and the upper plate of case, length direction in third cavity along case is sequentially fixed with multiple fasteners, it is fixed with soundproof fiberboard between two adjacent fasteners；The thinner thickness for solving traditional sound insulating pad causes the inside cabling of car body inconvenient, be easy to cause the bulge of outer decorative layer, simultaneously as the inconvenient dismounting of sound insulating pad, it is difficult to be overhauled and replaced to lead to internal cabling.
Description
Technical field
The present invention relates to auto parts fields, and in particular, to a kind of auto sound trigger structure.
Background technology
Auto sound plate is frequently located at many places such as car door, carriage top and boot, plays antivibration noise elimination
Effect, generally requires antivibration and the good material of sound-absorbing effect is made, due to the opening in automotive trim market, sound insulating pad institute at present
The material used is various；Currently, the passenger compartment inner baffle plate of automobile industry includes mainly the sound insulating pad that the thick material of single layer makes,
The sound insulating pad of this single layer structure can play apparent absorption, declining action to high frequency noise, but can only be risen to low frequency noise
It is acted on to partially absorbing.The installation of conventional sound insulating pad is comparatively laborious, is generally located on the inside of decorative layer, and it is not easy to remove and
It replaces, simultaneously because the thinner thickness of sound insulating pad, causes the inside cabling of car body inconvenient, be easy to cause the drum of outer decorative layer
Packet, simultaneously as the inconvenient dismounting of sound insulating pad, it is difficult to be overhauled and replaced to lead to internal cabling.
Invention content
The object of the present invention is to provide a kind of auto sound trigger structure, the installation for solving conventional sound insulating pad is more numerous
It is trivial, it is generally located on the inside of decorative layer, and not easy to remove and replacement, simultaneously because the thinner thickness of sound insulating pad, leads to car body
Inside cabling it is inconvenient, the bulge of outer decorative layer is be easy to cause, simultaneously as the inconvenient dismounting of sound insulating pad, causes inside to be walked
Line is difficult the problems such as overhauled and replaced.
To achieve the goals above, the present invention provides a kind of auto sound trigger structure, the auto sound trigger structure packets
Mounting base is included, recess forms groove body downwards on the surface of the mounting base, has been removably secured on the mounting base
Cover board, the cover board close the groove body lid so that and the cover board and the groove body have mutually been enclosed the first cavity,
It is filled with acoustic material in first cavity, has also been removably secured case on the mounting base, the case is located at
The top of the mounting base, the cover board are located at the casing interior, are fixed in the case horizontally disposed
Partition board is formed with the second cavity, is formed between the partition board and the upper plate of the case between the partition board and the cover board
Third cavity, the interior length direction along the case of the third cavity are sequentially fixed with multiple fasteners, adjacent two institutes
It states and is fixed with soundproof fiberboard between fastener；
Multiple fixed mechanisms being fixed on the mounting base, the fixed mechanism packet are provided in first cavity
Include the first lock screw, semicircle sound insulation piece and the second lock screw, the threaded hole that the bottom of the mounting base is provided through,
First lock screw is at least partially through the threaded hole and extends to the lower section of the mounting base, in the groove body
It is formed with annular slot close to the part of the threaded hole, the radial direction of the edge of the semicircle sound insulation piece along the semicircle sound insulation piece
Direction has extended outward to form extension, and the extension is at least partly sticked in the annular slot, and the extension is logical
It crosses second lock screw to be locked in the annular slot, first lock screw in the groove body is located at
In the semicircle sound insulation piece；
Multiple harness fixed mechanisms being fixed on the mounting base, the harness are additionally provided in first cavity
Fixed mechanism includes fixing sleeve, locking screw rasp bar and arc compression block, the through-hole that the bottom of the mounting base is provided through, institute
It states and is fixed with the fixing sleeve in through-hole, the upper end of the fixing sleeve is at least partially disposed in the groove body, the fixing sleeve
Lower end be at least partially disposed at the lower section of the mounting base, the both ends of the fixing sleeve are respectively arranged with the locking screw
Bar, locking screw rasp bar one end are located at the outside of the fixing sleeve, and the other end is extended to along the radial direction of the fixing sleeve
The inside of the fixing sleeve is connected with the arc compression block on the locking screw rasp bar inside the fixing sleeve, reverses
The locking screw rasp bar can compress perforative cable inside the fixing sleeve.
Preferably, the both ends of the cover board are fixed on by multiple third lock screws on the mounting base.
Preferably, one end of the mounting base is fixed with chimera, and the other end of the mounting base is fixed with and institute
State the matched engaging body of chimera.
Preferably, it is respectively arranged with jack in the chimera and the engaging body, multiple insert is provided on the case
Bar, the inserted link are at least partly plugged in the jack.
Preferably, length direction of the fixed mechanism along the mounting base in the groove body is equally spaced.
Preferably, the harness fixed mechanism is located between two fixed mechanisms.
Preferably, the acoustic material is sound-proof material.
According to above-mentioned technical proposal, the present invention provides a kind of auto sound trigger structure, the auto sound trigger structure packet
Mounting base is included, recess forms groove body downwards on the surface of the mounting base, has been removably secured on the mounting base
Cover board, the cover board close the groove body lid so that and the cover board and the groove body have mutually been enclosed the first cavity,
It is filled with acoustic material in first cavity, has also been removably secured case on the mounting base, the case is located at
The top of the mounting base, the cover board are located at the casing interior, are fixed in the case horizontally disposed
Partition board is formed with the second cavity, is formed between the partition board and the upper plate of the case between the partition board and the cover board
Third cavity, the interior length direction along the case of the third cavity are sequentially fixed with multiple fasteners, adjacent two institutes
It states and is fixed with soundproof fiberboard between fastener；The auto sound trigger structure further includes fixed mechanism and harness fixed mechanism；
The auto sound trigger structure is easy assembly and disassembly, and when installation, mounting base is effectively fastened on to automobile bone using fixed mechanism
On frame, it is filled with acoustic material in the first cavity, ensures that the sound panel has excellent soundproof effect, while preventing fixed mechanism
There is leakage mail topic in place, which includes semicircle sound insulation piece, is effectively wrapped up fixed with lock screw, mounting base
For hollow-core construction, inside is formed with the first cavity, can effectively be connected up in the first cavity, and cable fixes machine using harness
Structure effectively fix, and cable can be effectively fixed in fixation by locking screw rasp bar and arc compression block in the harness fixed mechanism
In set, which is the effective fixation that can ensure cable, second is that the effect of good anti-leak-stopping sound can be played, is being connected up
After, the groove body lid on mounting base is closed using cover board, upper encloser is installed later, the is formed between case and cover board
Two cavitys, the second cavity are air layer, can effectively play soundproof effect, third cavity, third cavity are also formed in case
It is interior to be effectively fixed with soundproof fiberboard, while ensureing sound insulation, the mechanical strength of auto sound plate is also effectively ensured, has been not easy
Deformation；The auto sound trigger structure can be used alone, and can also carry out polylith splicing and use, considerably increase auto sound plate
The practicability of mechanism.
Other features and advantages of the present invention will be described in detail in subsequent specific embodiment part.
Description of the drawings
Attached drawing is to be used to provide further understanding of the present invention, an and part for constitution instruction, with following tool
Body embodiment is used to explain the present invention together, but is not construed as limiting the invention.In the accompanying drawings：
Fig. 1 is the structure chart of auto sound trigger structure provided by the invention；
Fig. 2 is the structure chart of harness fixed mechanism in auto sound trigger structure provided by the invention；
Fig. 3 is the sectional view of harness fixed mechanism in auto sound trigger structure provided by the invention.
Reference sign
1- mounting base 2- fixed mechanisms
3- harness fixed mechanism 4- cables
5- acoustic material 6- cover boards
7- case 8- fasteners
9- soundproof fiberboard 10- chimeras
11- engaging body the second cavitys of 12-
13- partition boards the first lock screws of 201-
202- semicircle sound insulation piece 203- extensions
204- annular slot the second lock screws of 205-
301- fixing sleeve 302- arc compression blocks
303- locking screw rasp bar 601- third lock screws
701- inserted links
Specific implementation mode
The specific implementation mode of the present invention is described in detail below in conjunction with attached drawing.It should be understood that this place is retouched
The specific implementation mode stated is merely to illustrate and explain the present invention, and is not intended to restrict the invention.
In the present invention, in the absence of explanation to the contrary, the noun of locality that " horizontal direction " etc. is included in the term is only
Represent orientation of the term under normal service condition, or be those skilled in the art understand that be commonly called as, and be not construed as to this
The limitation of term.
As shown in Figure 1-Figure 3：The present invention provides a kind of auto sound trigger structure, the auto sound trigger structure includes peace
Bottom plate 1 is filled, recess forms groove body downwards on the surface of the mounting base 1, and lid has been removably secured on the mounting base 1
Plate 6, the cover board 6 close the groove body lid so that the cover board 6 and the groove body have mutually been enclosed the first sky
Chamber, first cavity is interior to be filled with acoustic material 5, and case 7, the cover have also been removably secured on the mounting base 1
Shell 7 is located at the top of the mounting base 1, and the cover board 6 is located inside the case 7, is fixed with along level in the case 7
The partition board 13 of direction setting, is formed with the second cavity 12, the partition board 13 and the cover between the partition board 13 and the cover board 6
Third cavity is formed between the upper plate of shell 7, the interior length direction along the case 7 of the third cavity is sequentially fixed with multiple
Fastener 8 is fixed with soundproof fiberboard 9 between adjacent two fasteners 8；It is provided in first cavity multiple solid
The fixed mechanism 2 being scheduled on the mounting base 1, the fixed mechanism 2 include the first lock screw 201, semicircle sound insulation piece 202
The threaded hole being provided through with the second lock screw 205, the bottom of the mounting base 1, first lock screw 201 to
Small part runs through the threaded hole and extends to the lower section of the mounting base 1, close to the threaded hole in the groove body
Part is formed with annular slot 204, the edge of the semicircle sound insulation piece 202 along the semicircle sound insulation piece 202 radial direction to
Outer extension is formed with extension 203, and the extension 203 is at least partly sticked in the annular slot 204, the extension
203 are locked at by second lock screw 205 in the annular slot 204, described first be located in the groove body
Lock screw 201 is located in the semicircle sound insulation piece 202；It is additionally provided in first cavity and multiple is fixed on the installation bottom
Harness fixed mechanism 3 on plate 1, the harness fixed mechanism 3 include fixing sleeve 301, locking screw rasp bar 303 and arc compression block
302, the through-hole that the bottom of the mounting base 1 is provided through is fixed with the fixing sleeve 301 in the through-hole, described solid
Surely the upper end of set 301 is at least partially disposed in the groove body, and the lower end of the fixing sleeve 301 is at least partially disposed at the installation
The both ends of the lower section of bottom plate 1, the fixing sleeve 301 are respectively arranged with the locking screw rasp bar 303, the locking screw rasp bar 303
One end is located at the outside of the fixing sleeve 301, and the other end extends to the fixing sleeve along the radial direction of the fixing sleeve 301
301 inside is connected with the arc compression block 302 on the locking screw rasp bar 303 inside the fixing sleeve 301, turns round
Turn the locking screw rasp bar 303, perforative cable 4 inside the fixing sleeve 301 can be compressed.The auto sound trigger structure
Further include fixed mechanism and harness fixed mechanism；The auto sound trigger structure is easy assembly and disassembly, when installation, utilizes fixed machine
Mounting base is effectively fastened on automobile skeleton by structure, and acoustic material is filled in the first cavity, it is excellent to ensure that the sound panel has
Good soundproof effect, while preventing occurring leakage mail topic at fixed mechanism, which includes semicircle sound insulation piece, is used fixed
Lock screw is effectively wrapped up, and mounting base is hollow-core construction, and inside is formed with the first cavity, in the first cavity can be into
Row effectively wiring, cable carry out effectively fixed, the locking screw rasp bar in the harness fixed mechanism and arc using harness fixed mechanism
Cable can be effectively fixed in fixing sleeve by shape briquetting, which is the effective fixation that can ensure cable, second is that energy
The effect for playing good anti-leak-stopping sound is closed the groove body lid on mounting base using cover board, Zhi Houan after wiring
Case to be loaded onto, the second cavity is formed between case and cover board, the second cavity is air layer, can effectively play soundproof effect,
It is also formed with third cavity in case, soundproof fiberboard is effectively fixed in third cavity, while ensureing sound insulation, also effectively
The mechanical strength that ensure that auto sound plate, is unlikely to deform；The auto sound trigger structure can be used alone, and can also carry out more
Block splicing uses, and considerably increases the practicability of auto sound trigger structure.
In a kind of preferred embodiment of the present invention, in order to facilitate the installation and removal of cover board 6, the cover board 6
Both ends are fixed on by multiple third lock screws 601 on the mounting base 1.
In a kind of preferred embodiment of the present invention, one end of the mounting base 1 is fixed with chimera 10, institute
The other end for stating mounting base 1 is fixed with and 10 matched engaging body 11 of the chimera.
In a kind of preferred embodiment of the present invention, in order to enable can be mutual between multiple auto sound trigger structures
Assembly is respectively arranged with jack to increase the applicability of auto sound trigger structure in the chimera 10 and the engaging body 11,
Multiple inserted links 701 are provided on the case 7, the inserted link 701 is at least partly plugged in the jack.
In a kind of preferred embodiment of the present invention, to enable using fixed mechanism 2 by auto sound plate
Mechanism is stabilized on automobile skeleton, and length direction of the fixed mechanism 2 along the mounting base 1 in the groove body is equidistant
Distribution.
In a kind of preferred embodiment of the present invention, in order to which effectively harness is fixed, the harness is solid
Mechanism 3 is determined between two fixed mechanisms 2.
It is described in order to increase the soundproof effect of auto sound trigger structure in a kind of preferred embodiment of the present invention
Acoustic material 5 is sound-proof material.
The preferred embodiment of the present invention is described in detail above in association with attached drawing, still, the present invention is not limited to above-mentioned realities
The detail in mode is applied, within the scope of the technical concept of the present invention, a variety of letters can be carried out to technical scheme of the present invention
Monotropic type, these simple variants all belong to the scope of protection of the present invention.
It is further to note that specific technical features described in the above specific embodiments, in not lance
In the case of shield, can be combined by any suitable means, in order to avoid unnecessary repetition, the present invention to it is various can
The combination of energy no longer separately illustrates.
In addition, various embodiments of the present invention can be combined randomly, as long as it is without prejudice to originally
The thought of invention, it should also be regarded as the disclosure of the present invention.
Claims (7)
1. a kind of auto sound trigger structure, which is characterized in that the auto sound trigger structure includes mounting base (1), the peace
Recess forms groove body downwards on the surface of dress bottom plate (1), and cover board (6) has been removably secured on the mounting base (1), described
Cover board (6) closes the groove body lid so that the cover board (6) and the groove body have mutually been enclosed the first cavity, institute
It states and is filled with acoustic material (5) in the first cavity, case (7), the cover have also been removably secured on the mounting base (1)
Shell (7) is located at the top of the mounting base (1), and the cover board (6) is located inside the case (7), solid in the case (7)
Surely there is horizontally disposed partition board (13), the second cavity (12) be formed between the partition board (13) and the cover board (6),
Third cavity is formed between the partition board (13) and the upper plate of the case (7), the third cavity is interior along the case (7)
Length direction be sequentially fixed with multiple fasteners (8), be fixed with soundproof fiberboard between adjacent two fasteners (8)
(9)；
Multiple fixed mechanisms (2) being fixed on the mounting base (1), the fixed mechanism are provided in first cavity
(2) include the first lock screw (201), semicircle sound insulation piece (202) and the second lock screw (205), the mounting base (1)
The threaded hole that bottom is provided through, first lock screw (201) is at least partially through the threaded hole and extends to institute
State the lower section of mounting base (1), the part in the groove body close to the threaded hole is formed with annular slot (204), described
The edge of semicircle sound insulation piece (202) has extended outward to form extension along the radial direction of the semicircle sound insulation piece (202)
(203), the extension (203) is at least partly sticked in the annular slot (204), and the extension (203) passes through institute
It states the second lock screw (205) to be locked in the annular slot (204), first locking screw being located in the groove body
Silk (201) is located in the semicircle sound insulation piece (202)；
Multiple harness fixed mechanisms (3) being fixed on the mounting base (1), the line are additionally provided in first cavity
Beam fixed mechanism (3) includes fixing sleeve (301), locking screw rasp bar (303) and arc compression block (302), the mounting base (1)
The through-hole that bottom is provided through is fixed with the fixing sleeve (301) in the through-hole, and the upper end of the fixing sleeve (301) is extremely
Small part is located in the groove body, and the lower end of the fixing sleeve (301) is at least partially disposed under the mounting base (1)
Side, the both ends of the fixing sleeve (301) are respectively arranged with the locking screw rasp bar (303), described locking screw rasp bar (303) one end
Outside positioned at the fixing sleeve (301), the other end extend to the fixing sleeve along the radial direction of the fixing sleeve (301)
(301) inside is located on the internal locking screw rasp bar (303) of the fixing sleeve (301) and is connected with the arc compression block
(302), the locking screw rasp bar (303) is reversed, the internal perforative cable (4) of the fixing sleeve (301) can be compressed.
2. auto sound trigger structure according to claim 1, which is characterized in that the both ends of the cover board (6) pass through multiple
Third lock screw (601) is fixed on the mounting base (1).
3. according to claim 1-2 any one of them auto sound trigger structures, which is characterized in that the mounting base (1)
One end is fixed with chimera (10), and the other end of the mounting base (1) is fixed with and the chimera (10) matched card
Fit (11).
4. auto sound trigger structure according to claim 3, which is characterized in that the chimera (10) and the engaging body
(11) it is respectively arranged with jack on, multiple inserted links (701) are provided on the case (7), the inserted link (701) is at least partly inserted
It is connected in the jack.
5. according to claim 1-4 any one of them auto sound trigger structures, which is characterized in that the fixed mechanism (2) exists
Length direction in the groove body along the mounting base (1) is equally spaced.
6. auto sound trigger structure according to claim 5, which is characterized in that the harness fixed mechanism (3) is located at two
Between a fixed mechanism (2).
7. auto sound trigger structure according to claim 1, which is characterized in that the acoustic material (5) is sound-proof material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810638115.1A CN108621975B (en) | 2018-06-20 | 2018-06-20 | Automobile sound insulation plate mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810638115.1A CN108621975B (en) | 2018-06-20 | 2018-06-20 | Automobile sound insulation plate mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108621975A true CN108621975A (en) | 2018-10-09 |
| CN108621975B CN108621975B (en) | 2021-03-23 |
Family
ID=63692014
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810638115.1A Active CN108621975B (en) | 2018-06-20 | 2018-06-20 | Automobile sound insulation plate mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108621975B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112722093A (en) * | 2019-10-29 | 2021-04-30 | 丹阳市丽宏汽车部件有限公司 | Spare tire cover plate with recyclable sponge |
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|---|---|---|---|---|
| JP2015067074A (en) * | 2013-09-27 | 2015-04-13 | 矢崎総業株式会社 | Soundproof sheet assembly structure |
| CN206704113U (en) * | 2017-04-06 | 2017-12-05 | 石嘴山市嘉昱达矿山机械有限公司 | A kind of automobile using sound panel |
| CN206812920U (en) * | 2017-05-09 | 2017-12-29 | 上海蔚来汽车有限公司 | More wire harness sound insulating pads |
| CN206856634U (en) * | 2017-04-07 | 2018-01-09 | 上海蔚来汽车有限公司 | Vehicle and its sound insulating pad and soundproofing member |
| CN107851430A (en) * | 2015-01-30 | 2018-03-27 | 株式会社自动网络技术研究所 | Sound-absorbing material and the wire harness with sound-absorbing material |
| CN207225262U (en) * | 2017-08-25 | 2018-04-13 | 北京长城华冠汽车技术开发有限公司 | Heat insulating mattress and automobile in lightweight automobile front wall |
-
2018
- 2018-06-20 CN CN201810638115.1A patent/CN108621975B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2015067074A (en) * | 2013-09-27 | 2015-04-13 | 矢崎総業株式会社 | Soundproof sheet assembly structure |
| CN107851430A (en) * | 2015-01-30 | 2018-03-27 | 株式会社自动网络技术研究所 | Sound-absorbing material and the wire harness with sound-absorbing material |
| CN206704113U (en) * | 2017-04-06 | 2017-12-05 | 石嘴山市嘉昱达矿山机械有限公司 | A kind of automobile using sound panel |
| CN206856634U (en) * | 2017-04-07 | 2018-01-09 | 上海蔚来汽车有限公司 | Vehicle and its sound insulating pad and soundproofing member |
| CN206812920U (en) * | 2017-05-09 | 2017-12-29 | 上海蔚来汽车有限公司 | More wire harness sound insulating pads |
| CN207225262U (en) * | 2017-08-25 | 2018-04-13 | 北京长城华冠汽车技术开发有限公司 | Heat insulating mattress and automobile in lightweight automobile front wall |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112722093A (en) * | 2019-10-29 | 2021-04-30 | 丹阳市丽宏汽车部件有限公司 | Spare tire cover plate with recyclable sponge |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108621975B (en) | 2021-03-23 |
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Address after: 223005 No. 3 Meicheng Road, Huaian Economic and Technological Development Zone, Jiangsu Province Patentee after: Jiangsu electronic information Vocational College Address before: 223005 No. 3 Meicheng Road, Huaian Economic and Technological Development Zone, Jiangsu Province Patentee before: Jiangsu vocationnal college of electronics and information |
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Application publication date: 20181009 Assignee: HUAI'AN WENXIN TECHNOLOGY Co.,Ltd. Assignor: Jiangsu electronic information Vocational College Contract record no.: X2021980011410 Denomination of invention: An automobile sound insulation panel mechanism Granted publication date: 20210323 License type: Common License Record date: 20211028 |
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