CN113581368A - Openable glass fiber reinforced plastic grille cover - Google Patents
Openable glass fiber reinforced plastic grille cover Download PDFInfo
- Publication number
- CN113581368A CN113581368A CN202110774070.2A CN202110774070A CN113581368A CN 113581368 A CN113581368 A CN 113581368A CN 202110774070 A CN202110774070 A CN 202110774070A CN 113581368 A CN113581368 A CN 113581368A
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- fixedly connected
- plate
- limiting
- clamp
- grid
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B19/00—Arrangements or adaptations of ports, doors, windows, port-holes, or other openings or covers
- B63B19/12—Hatches; Hatchways
- B63B19/14—Hatch covers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B19/00—Arrangements or adaptations of ports, doors, windows, port-holes, or other openings or covers
- B63B19/12—Hatches; Hatchways
- B63B19/24—Hatch fastenings, e.g. cleats
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B19/00—Arrangements or adaptations of ports, doors, windows, port-holes, or other openings or covers
- B63B19/12—Hatches; Hatchways
- B63B19/28—Other safety means
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Clamps And Clips (AREA)
Abstract
The invention discloses a removable glass fiber reinforced plastic grille cover, which comprises a grille clamp, wherein two clamping plates are symmetrically arranged on one side of the grille clamp, telescopic mechanisms are respectively arranged in the two clamping plates, a limiting box is arranged between the two clamping plates, a fixing mechanism is arranged in the limiting box, and a moving mechanism is arranged in the grille clamp, so that the removable glass fiber reinforced plastic grille cover has the following beneficial effects that: can play and carry out fixed mounting to the grid apron of different specifications size, it is convenient to dismantle simultaneously, need not consume a large amount of operating time, and then has improved the efficiency of work, owing to avoid using traditional mode of going on fixing through the bolt between grid anchor clamps and the grid apron to when difficult the long-term use of appearing, the phenomenon of the not hard up landing of bolt appears, and then influences fixed stability.
Description
Technical Field
The invention relates to a glass fiber reinforced plastic grille cover, in particular to a detachable glass fiber reinforced plastic grille cover, and belongs to the technical field of ships.
Background
The drilling platform liquid tank needs to be provided with a ladder way from a main deck to a double-layer bottom, and a large number of removable steel grating covers are used, so that the requirement of safe traffic is met.
However, because of the large weight of the existing steel grating, in order to facilitate the crewman to manually open the steel grating cover, two steel gratings are usually arranged in each passing space, but in such a way, the crewman is not convenient to open the steel grating cover, and the working efficiency is further reduced.
Disclosure of Invention
The invention aims to provide a detachable glass fiber reinforced plastic grille cover.
In order to solve the technical problems, the invention provides the following technical scheme:
the invention discloses a removable glass fiber reinforced plastic grille cover, which comprises a grille clamp, wherein two clamping plates are symmetrically arranged on one side of the grille clamp, telescopic mechanisms are respectively arranged inside the two clamping plates, a limiting box is arranged between the two clamping plates, a fixing mechanism is arranged inside the limiting box, and a moving mechanism is arranged inside the grille clamp.
As a preferred technical scheme, the telescopic mechanism comprises a fixed block, one end, far away from the limiting box, of the fixed block is fixedly connected to the inner wall of the clamping plate, two connecting pieces are symmetrically arranged on one side, far away from the grid clamp, of the fixed block, the top ends and the bottom ends of the two connecting pieces penetrate through the clamping plate, a first limiting block is arranged at one end, close to the limiting box, of the clamping plate, the first limiting block is fixedly connected with the two connecting pieces, a pulling plate is arranged at one end, far away from the limiting box, of the clamping plate, the pulling plate is fixedly connected with the two connecting pieces, one end, close to the clamping plate, of the pulling plate is fixedly connected with a plurality of tension springs, and the other end of each tension spring is fixedly connected to the clamping plate.
According to a preferred technical scheme, the fixing mechanism comprises a baffle fixedly connected in a limiting box, limiting rods are fixedly connected to the top end and the bottom end of the baffle, the other ends of the limiting rods are fixedly connected to the inner wall of the limiting box, movable blocks are connected to the limiting rods in a sliding mode, moving parts are fixedly connected to one side wall of each movable block, the other ends of the moving parts penetrate through the limiting box, a connecting rod is arranged on one side, away from the grid clamp, of each limiting rod, a spring is fixedly connected to one end, away from the baffle, of each connecting rod, the other end of each spring is fixedly connected to the inner wall of the limiting box, each movable block is fixedly connected with the corresponding connecting rod, and one end, away from the limiting rods, of each connecting rod penetrates through the limiting box and is fixedly connected with a second limiting block.
As a preferred technical scheme of the invention, the moving mechanism comprises a bidirectional threaded rod, the top end of the bidirectional threaded rod is rotatably connected to the inner wall of the grid clamp, the other end of the bidirectional threaded rod is fixedly connected with a connecting piece, the other end of the connecting piece penetrates through the grid clamp and is fixedly connected with a rotating disc, two sliding blocks are symmetrically and threadedly connected to the bidirectional threaded rod, and one ends of the two sliding blocks are respectively and fixedly connected with the two clamping plates.
According to a preferable technical scheme of the invention, a supporting plate is arranged inside the fixed block, a moving rod is fixedly connected to the top end of the supporting plate, the other end of the moving rod penetrates through the clamping plate, a pulling block is arranged at the top of the clamping plate and fixedly connected with the moving rod, a plurality of elastic elements are arranged on one side, close to the grid clamp, of the supporting plate, each elastic element is fixedly connected with the supporting plate, the other end of each elastic element is fixedly connected to the inner wall of the fixed block, a fixed element is fixedly connected to one end, far away from the elastic elements, of the supporting plate, the other end of the fixed element penetrates through the fixed block, a third limiting block is arranged on one side of the fixed block, and the third limiting block is fixedly connected with the fixed element.
As a preferable technical scheme of the invention, one side of the limiting box, which is far away from the grid clamp, is provided with a buffer plate, one end of the buffer plate, which is close to the limiting box, is symmetrically provided with two buffer springs, and the other ends of the two buffer springs are fixed on the side wall of the limiting box.
As a preferable technical scheme of the invention, two lug plates are symmetrically arranged on one side of the grid clamp far away from the two clamping plates, the two lug plates are fixedly connected to the side wall of the grid clamp, a connecting plate is arranged between the two lug plates, and the connecting plate is rotatably connected to the two lug plates through a rotating shaft.
As a preferred technical scheme of the invention, a grid cover plate is arranged between the clamping plates, two grooves are symmetrically cut on the side wall of the grid cover plate close to the grid clamp, and limiting grooves are cut at the top end and the bottom end of the grid cover plate.
The invention has the following beneficial effects:
1. can play the second stopper through being connected with the spring through fixed establishment, and then make when the second stopper inserts the recess on the grid apron in, can realize the effect of preliminary fixed grid apron, telescopic machanism can play the secondary and carry out spacing fixed effect to the grid apron, when first stopper inserts the spacing groove in the grid apron, can play spacing purpose to it to make fixed more stable, difficult not hard up phenomenon appears.
2. The purpose of adjusting the two clamping plates to move relatively at the same time can be achieved through the moving mechanism, so that the purpose of clamping and fixing the grid cover plate can be achieved, the fixing effect on the grid cover plate is further improved, and the phenomenon that the grid cover plate slides and drops when used subsequently is avoided.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic view of the construction of the present invention with the cover plate removed;
FIG. 2 is a schematic view of the construction of the grille cover of the present invention as inserted;
FIG. 3 is an enlarged schematic view of the invention at A;
FIG. 4 is an enlarged view of the structure at B of the present invention;
fig. 5 is a schematic view of the structure of the fixing box and the clamping plate of the present invention.
In the figure: 1. a grid clamp; 2. a clamping plate; 3. a slider; 4. a bidirectional threaded rod; 5. a fixed block; 6. pulling a plate; 7. a first stopper; 8. a limiting box; 9. a grid cover plate; 10. an ear plate; 11. a connecting rod; 12. a spring; 13. a limiting rod; 14. a movable block; 15. a second limiting block; 16. a baffle plate; 17. a support plate; 18. an elastic member; 19. a third limiting block; 20. pulling the block; 21. a telescoping mechanism; 22. a fixing mechanism; 23. a moving mechanism; 24. a buffer plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Glass steel grid lid among the prior art, when using, the grid anchor clamps of being not convenient for carry out the dismouting operation to the steel grid for need consume a large amount of operating time when fixed spacing, and then reduced the efficiency of work, can not carry out fixed mounting to the steel grid of different specifications size simultaneously.
Example one
As shown in fig. 1-5, the removable glass fiber reinforced plastic grille cover comprises a grille clamp 1, two clamping plates 2 are symmetrically arranged on one side of the grille clamp 1, telescopic mechanisms 21 are respectively arranged inside the two clamping plates 2, a limiting box 8 is arranged between the two clamping plates 2, a fixing mechanism 22 is arranged inside the limiting box 8, and a moving mechanism 23 is arranged inside the grille clamp 1.
Can play and carry out fixed mounting to the grid apron 9 of different specifications size, it is convenient to dismantle simultaneously, need not consume a large amount of operating time, and then has improved the efficiency of work, owing to avoid using traditional mode of fixing between grid anchor clamps 1 and grid apron 9 through the bolt to when difficult the long-term use of appearing, the phenomenon of the not hard up landing of bolt appears, and then influences fixed stability.
Specifically, the fixing mechanism 22 includes a baffle 16 fixedly connected in a limiting box 8, the top end and the bottom end of the baffle 16 are fixedly connected with a limiting rod 13, the other end of the limiting rod 13 is fixedly connected on the inner wall of the limiting box 8, a movable block 14 is slidably connected on the limiting rod 13, a moving member is fixedly connected on one side wall of the movable block 14, the other end of the moving member penetrates through the limiting box 8, one side of the limiting rod 13 away from the grid clamp 1 is provided with a connecting rod 11, one end of the connecting rod 11 away from the baffle 16 is fixedly connected with a spring 12, the other end of the spring 12 is fixedly connected on the inner wall of the limiting box 8, the movable block 14 is fixedly connected with the connecting rod 11, one end of the connecting rod 11 away from the limiting rod 13 penetrates through the limiting box 8 and is fixedly connected with a second limiting block 15, when in use, the grid cover plate 9 is moved to the grid clamp 1, and the grid cover plate 9 is further contacted with the two second limiting blocks 15, because two second stopper 15 all are connected with spring 12, and then make when second stopper 15 receives the extrusion, make the elasticity through spring 12, can realize the effect that second stopper 15 contracts, because be equipped with the inclined plane on second stopper 15, thereby make the removal through grid apron 9, can extrude second stopper 15 to the grid in lapping the recess on the 9 lateral walls, can realize tentatively carrying out spacing fixed purpose to grid apron 9.
The telescopic mechanism 21 comprises a fixed block 5, one end of the fixed block 5 far from a limit box 8 is fixedly connected to the inner wall of a clamping plate 2, one side of the fixed block 5 far from a grid clamp 1 is symmetrically provided with two connecting pieces, the top ends and the bottom ends of the two connecting pieces both penetrate through the clamping plate 2, one end of the clamping plate 2 close to the limit box 8 is provided with a first limit block 7, the first limit block 7 is fixedly connected with the two connecting pieces, one end of the clamping plate 2 far from the limit box 8 is provided with a pull plate 6, the pull plate 6 is fixedly connected with the two connecting pieces, one end of the pull plate 6 close to the clamping plate 2 is fixedly connected with a plurality of tension springs, the other end of each tension spring is fixedly connected to the clamping plate 2, when the grid cover plate 9 moves to the grid clamp 1, the grid cover plate 9 firstly contacts with the first limit block 7, and then the first limit block 7 can be extruded into the clamping plate 2, when the grid cover plate 9 continues to move, the limiting groove on the grid cover plate 9 is made to fall on the first limiting block 7, the first limiting block 7 is connected with the pulling plate 6, and the pulling plate 6 is connected to the clamping plate 2 through a plurality of tension springs, so that the first limiting block 7 can be inserted into the limiting groove on the grid cover plate 9 through the tension force of the tension springs, and the purpose of fixing the grid cover plate 9 for the second time is achieved.
The moving mechanism 23 comprises a bidirectional threaded rod 4, the top end of the bidirectional threaded rod 4 is rotatably connected to the inner wall of the grid clamp 1, the other end of the bidirectional threaded rod 4 is fixedly connected with a connecting piece, the other end of the connecting piece penetrates through the grid clamp 1 and is fixedly connected with a rotating disc, two sliders 3 are symmetrically and threadedly connected to the bidirectional threaded rod 4, one ends of the two sliders 3 are respectively fixedly connected with the two clamping plates 2, finally the rotating disc at the bottom of the grid clamp 1 is rotated, so that the bidirectional threaded rod 4 can be driven to rotate, the two sliders 3 can simultaneously and relatively move due to the threaded connection of the sliders 3 to the bidirectional threaded rod 4, and the clamping plates 2 can be driven to move, so that the purpose of clamping and fixing the grid cover plate 9 through the two clamping plates 2 is realized, the grid cover plate 9 is more stably fixed, and the defect that the grid cover plate 9 is not easy to loosen and fall off is not easy to occur, because the connecting plate is rotatably connected between the two ear plates 10 through the rotating shaft, the connecting plate is fixedly installed at a proper position, so that the purpose of turning over the grille cover plate 9 is achieved, and the effect of opening the grille cover plate 9 conveniently is achieved.
Example two
In the first embodiment, when the grid cover plate 9 is moved to the grid clamp 1, the impact force generated when the grid clamp 1 is moved is likely to damage the grid clamp 1, and referring to the enlarged view of the point a, as another preferred embodiment, the difference from the first embodiment is that, by providing the buffer plate 24, when the grid cover plate 9 is in contact with the buffer plate 24, the other end of the grid cover plate 9 is connected with the buffer spring, so that the impact force generated when the grid cover plate 9 is moved can be reduced by the elastic force of the buffer spring, and the grid cover plate 9 and the grid clamp 1 can be protected.
EXAMPLE III
In the first embodiment, when the grid cover plate 9 is disassembled, the first stopper 7 needs to be firstly removed from the stopper groove on the grid cover plate 9, but the pulling plate 6 needs to be continuously pulled, which makes subsequent operations inconvenient, as referring to the enlarged view at B, as another preferred embodiment, the difference from the first embodiment is that when the first stopper 7 moves upwards, the first stopper 7 is in contact with the third stopper 19, the third stopper 19 is contracted into the fixing block 5 through the elastic member 18 connected with the third stopper 19, and when the first stopper 7 is continuously pulled, the groove on the first stopper 7 is at the third stopper 19, and the third stopper 19 can be ejected out through the elastic force of the elastic member 18, that is, the third stopper 19 can be inserted into the first stopper 7, and the purpose of continuously fixing the first stopper 7 can be achieved, so as to facilitate the subsequent work of disassembling the grill cover plate 9.
Example four
In order to facilitate the detachment of the grating cover plate 9 in the first embodiment, two second stoppers 15 need to be moved, when the second stoppers 15 are inserted into the grooves in the grating cover plate 9, the manual movement is not facilitated, referring to the enlarged view at a, as another preferred embodiment, the difference from the first embodiment is that the second stoppers 15 can be moved out of the grooves on the grating cover plate 9 by pulling the moving member by connecting the moving member to the moving block 14, so that the grating cover plate 9 can be detached.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a formula glass steel grid cover can take off, its characterized in that, includes grid anchor clamps (1), one side symmetry of grid anchor clamps (1) is equipped with two clamp plates (2), two the inside of clamp plate (2) all is equipped with telescopic machanism (21), two be equipped with spacing box (8) between clamp plate (2), the inside of spacing box (8) is equipped with fixed establishment (22), the inside of grid anchor clamps (1) is equipped with moving mechanism (23).
2. The removable glass fiber reinforced plastic grid cover according to claim 1, wherein the retractable mechanism (21) comprises a fixing block (5), one end of the fixing block (5) far away from the limiting box (8) is fixedly connected to the inner wall of the clamping plate (2), two connecting members are symmetrically arranged on one side of the fixing block (5) far away from the grid clamp (1), the top ends and the bottom ends of the two connecting members both penetrate through the clamping plate (2), a first limiting block (7) is arranged at one end of the clamping plate (2) close to the limiting box (8), the first limiting block (7) is fixedly connected with the two connecting members, a pulling plate (6) is arranged at one end of the clamping plate (2) far away from the limiting box (8), the pulling plate (6) is fixedly connected with the two connecting members, and a plurality of tension springs are fixedly connected to one end of the pulling plate (6) close to the clamping plate (2), and the other end of each tension spring is fixedly connected on the clamping plate (2).
3. The removable glass fiber reinforced plastic grille cover according to claim 1, wherein the fixing mechanism (22) comprises a baffle (16) fixedly connected in a limiting box (8), a limiting rod (13) is fixedly connected to both the top end and the bottom end of the baffle (16), the other end of the limiting rod (13) is fixedly connected to the inner wall of the limiting box (8), a movable block (14) is slidably connected to the limiting rod (13), a movable member is fixedly connected to one side wall of the movable block (14), the other end of the movable member penetrates through the limiting box (8), a connecting rod (11) is arranged on one side of the limiting rod (13) far away from the grille clamp (1), a spring (12) is fixedly connected to one end of the connecting rod (11) far away from the baffle (16), and the other end of the spring (12) is fixedly connected to the inner wall of the limiting box (8), the movable block (14) is fixedly connected with the connecting rod (11), and one end, far away from the limiting rod (13), of the connecting rod (11) penetrates through the limiting box (8) and is fixedly connected with a second limiting block (15).
4. The removable glass fiber reinforced plastic grating cover as claimed in claim 1, wherein the moving mechanism (23) comprises a bidirectional threaded rod (4), the top end of the bidirectional threaded rod (4) is rotatably connected to the inner wall of the grating clamp (1), the other end of the bidirectional threaded rod (4) is fixedly connected with a connecting piece, the other end of the connecting piece penetrates through the grating clamp (1) and is fixedly connected with a rotating disc, two sliding blocks (3) are symmetrically and threadedly connected to the bidirectional threaded rod (4), and one ends of the two sliding blocks (3) are respectively and fixedly connected with the two clamping plates (2).
5. The removable glass fiber reinforced plastic grid cover according to claim 2, wherein a support plate (17) is disposed inside the fixed block (5), a moving rod is fixedly connected to a top end of the support plate (17), and the other end of the moving rod penetrates through the clamping plate (2), a pull block (20) is disposed on a top of the clamping plate (2), the pull block (20) is fixedly connected to the moving rod, a plurality of elastic members (18) are disposed on one side of the support plate (17) close to the grid clamp (1), each elastic member (18) is fixedly connected to the support plate (17), the other end of each elastic member (18) is fixedly connected to an inner wall of the fixed block (5), a fixing member is fixedly connected to one end of the support plate (17) far away from the plurality of elastic members (18), the other end of the fixing member penetrates through the fixed block (5), a third limit block (19) is disposed on one side of the fixed block (5), and the third limiting block (19) is fixedly connected with the fixing piece.
6. The removable glass fiber reinforced plastic grille cover as claimed in claim 1, wherein a side of the spacing box (8) away from the grille clamp (1) is provided with a buffer plate (24), one end of the buffer plate (24) close to the spacing box (8) is symmetrically provided with two buffer springs, and the other ends of the two buffer springs are fixed on the side wall of the spacing box (8).
7. The removable glass fiber reinforced plastic grille cover of claim 1, wherein the grille clamp (1) is symmetrically provided with two ear plates (10) at a side away from the two clamping plates (2), the two ear plates (10) are both fixedly connected to the side wall of the grille clamp (1), a connecting plate is arranged between the two ear plates (10), and the connecting plate is rotatably connected to the two ear plates (10) through a rotating shaft.
8. The removable glass fiber reinforced plastic grating cover as claimed in claim 1, wherein a grating cover plate (9) is disposed between the two clamping plates (2), two grooves are symmetrically cut on the side wall of the grating cover plate (9) close to the grating clamp (1), and both the top end and the bottom end of the grating cover plate (9) are cut with limiting grooves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110774070.2A CN113581368B (en) | 2021-07-08 | 2021-07-08 | Openable glass fiber reinforced plastic grille cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110774070.2A CN113581368B (en) | 2021-07-08 | 2021-07-08 | Openable glass fiber reinforced plastic grille cover |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113581368A true CN113581368A (en) | 2021-11-02 |
| CN113581368B CN113581368B (en) | 2022-09-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110774070.2A Active CN113581368B (en) | 2021-07-08 | 2021-07-08 | Openable glass fiber reinforced plastic grille cover |
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| Country | Link |
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| CN (1) | CN113581368B (en) |
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| CN211690853U (en) * | 2019-11-22 | 2020-10-16 | 史军 | Exterior wall heat-insulation composite board for constructional engineering |
| CN112291960A (en) * | 2020-10-19 | 2021-01-29 | 苏州洋紫瑞信息科技有限公司 | 5G communication box fixing device |
| CN212534453U (en) * | 2020-06-11 | 2021-02-12 | 王兵华 | Water conservancy grid convenient to aggregate erection |
| CN213420616U (en) * | 2020-10-29 | 2021-06-11 | 南通美辰氏复合材料有限公司 | Reinforced heat-resistant glass fiber reinforced plastic grid |
| CN213438461U (en) * | 2020-09-07 | 2021-06-15 | 昆山金立铂精密机械有限公司 | Base for clamping jig |
| CN213565780U (en) * | 2020-11-15 | 2021-06-29 | 天津沃尔福汽车部件制造有限公司 | Plastic grid convenient to fix on front bumper |
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2021
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106931358A (en) * | 2017-01-24 | 2017-07-07 | 杜董 | A kind of firm formula illumination LED street lamp |
| CN208418937U (en) * | 2018-05-15 | 2019-01-22 | 三门县丰达冲件厂 | A kind of heater grid facilitating drying clothing |
| CN208871820U (en) * | 2018-10-24 | 2019-05-17 | 武汉聚亚美新材料有限公司 | A kind of easy-to-dismount air-conditioner air outlet grid |
| CN210310208U (en) * | 2019-06-20 | 2020-04-14 | 湖州泰和汽车零部件有限公司 | Bright decoration strip of grid |
| CN210197620U (en) * | 2019-07-25 | 2020-03-27 | 江苏铸能新能源设备有限公司 | Grille for central air conditioner |
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| CN213420616U (en) * | 2020-10-29 | 2021-06-11 | 南通美辰氏复合材料有限公司 | Reinforced heat-resistant glass fiber reinforced plastic grid |
| CN213565780U (en) * | 2020-11-15 | 2021-06-29 | 天津沃尔福汽车部件制造有限公司 | Plastic grid convenient to fix on front bumper |
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| Publication number | Publication date |
|---|---|
| CN113581368B (en) | 2022-09-09 |
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