CN221023910U - Light weight heavy truck air guide sleeve structure - Google Patents
Light weight heavy truck air guide sleeve structure Download PDFInfo
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- CN221023910U CN221023910U CN202323162114.XU CN202323162114U CN221023910U CN 221023910 U CN221023910 U CN 221023910U CN 202323162114 U CN202323162114 U CN 202323162114U CN 221023910 U CN221023910 U CN 221023910U
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- air guide
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- 230000003014 reinforcing effect Effects 0.000 claims abstract description 57
- 229920000049 Carbon (fiber) Polymers 0.000 claims abstract description 9
- 239000004917 carbon fiber Substances 0.000 claims abstract description 9
- 239000002131 composite material Substances 0.000 claims abstract description 9
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims abstract description 7
- 230000000694 effects Effects 0.000 abstract description 8
- 229910000861 Mg alloy Inorganic materials 0.000 abstract description 4
- 239000000956 alloy Substances 0.000 abstract description 4
- 238000005728 strengthening Methods 0.000 description 12
- 230000002787 reinforcement Effects 0.000 description 10
- 230000002349 favourable effect Effects 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/80—Technologies aiming to reduce greenhouse gasses emissions common to all road transportation technologies
- Y02T10/82—Elements for improving aerodynamics
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- Body Structure For Vehicles (AREA)
Abstract
The utility model relates to the technical field of air guide hoods, in particular to a lightweight heavy-duty air guide hood structure, which comprises a hood body, wherein the hood body comprises an air guide top plate, air guide side plates are arranged on the left side and the right side of the air guide top plate, a plurality of transverse reinforcing bars which are equidistantly distributed are arranged on the inner wall of the air guide top plate, three longitudinal reinforcing bars which are equidistantly distributed are also arranged on the inner wall of the air guide top plate, a first strip-shaped mounting plate and a second strip-shaped mounting plate are arranged between the two air guide side plates, three positioning bottom plates which are equidistantly distributed are connected with the top of the first strip-shaped mounting plate and the top of the second strip-shaped mounting plate together, and a detachable supporting frame is arranged on the positioning bottom plates. This lightweight heavily blocks kuppe structure, detachable support frame can play auxiliary stay's effect to the cover body, further improves the wind resistance of the cover body to this kuppe adopts carbon fiber composite material to make, and the support frame adopts magnesium alloy material to make, effectively reduces weight when guaranteeing kuppe intensity, makes the kuppe reach the purpose of lightweight.
Description
Technical Field
The utility model relates to the technical field of fairings, in particular to a lightweight heavy-duty truck fairings structure.
Background
The air guide sleeve can improve the aerodynamic performance of the automobile, and is an important measure for improving the efficiency of the automobile, reducing the fuel consumption and improving the service performance. The air guide sleeve is a hard shell type cover which is arranged on the ceiling of the cab of the traction automobile.
Patent publication number CN215883845U discloses a light-weight large heavy truck pod. The air guide sleeve comprises an air guide sleeve body, wherein the air guide sleeve body comprises an upper plate and two side plates, the upper plate is in arc transition connection with the two side plates, the side plates of the air guide sleeve body are triangular, so that the front part of the air guide sleeve body is low, the rear part of the upper plate of the air guide sleeve body is high, and the rear end of the upper plate of the air guide sleeve body is concave inwards to form an arc; the air guide sleeve comprises an air guide sleeve body, wherein an embedded nut is arranged in the air guide sleeve body, a transverse reinforcing rib and a longitudinal reinforcing rib are arranged on the inner side of the air guide sleeve body, and the transverse reinforcing rib and the longitudinal reinforcing rib are crossed to form a grid structure; the upper plate of the air guide sleeve body is provided with a reinforcing bracket mounting hole, a transverse reinforcing bracket mounting hole and a longitudinal reinforcing bracket mounting hole; the two side plates of the air guide sleeve body are respectively provided with a reinforcing strip, and the rear side of the air guide sleeve body is provided with a reinforcing fixing plate. The flow guide cover body gradually increases from front to back, so that the resistance can be reduced slowly, and the original weight of the flow guide cover is not increased, and meanwhile, the flow guide cover achieves the purpose of light weight.
The above-mentioned prior art has reached the purpose of lightweight, but this kuppe needs the additional support of strengthening when installing, the support of strengthening is indispensable for the kuppe, can ensure the wind resistance of kuppe, support of strengthening and kuppe are all installed at the heavy truck roof, consequently, the whole weight of support of strengthening and kuppe is influential to heavy truck, and the support of strengthening generally adopts metal framework, has certain weight, can deduce according to the quantity of this kuppe support of strengthening mounting hole and need use four at least support of strengthening, result in support of strengthening and kuppe whole weight great, and support of strengthening and kuppe need use more bolted connection, also be inconvenient for the dismouting of kuppe, in view of this, we propose lightweight heavy truck kuppe structure.
Disclosure of utility model
The utility model aims to provide a light heavy truck air guide sleeve structure so as to solve the problems in the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
The light weight heavy truck air guide sleeve structure comprises a sleeve body, wherein the sleeve body comprises an air guide top plate, the left side and the right side of the air guide top plate are respectively provided with an air guide side plate, the front parts of the air guide top plates are low, the rear parts of the two air guide side plates are outwards opened, so that the sleeve body can realize the air guide effect, the inner wall of the air guide top plate is provided with a plurality of transverse reinforcing strips which are equidistantly distributed, the inner wall of the air guide top plate is also provided with three longitudinal reinforcing strips which are equidistantly distributed, and the air guide top plate is reinforced by the transverse reinforcing strips and the longitudinal reinforcing strips, so that the air resistance of the air guide top plate is improved;
A first strip-shaped mounting plate is arranged between the two flow guiding side plates and close to the front end of the bottom, a second strip-shaped mounting plate is arranged between the two flow guiding side plates and close to the rear end of the bottom, and the first strip-shaped mounting plate and the second strip-shaped mounting plate are used for being mounted with the top of the heavy truck so that the cover body is mounted on the top of the heavy truck roof;
the top of first bar mounting panel and second bar mounting panel is connected with three equidistance location bottom plate of arranging jointly, and is three the location bottom plate is located three vertical reinforcement strip respectively under, corresponding the location between location bottom plate and the vertical reinforcement strip and be close to the rear end is equipped with detachable support frame, and the support frame can play auxiliary stay's effect to the cover body, is favorable to the steadiness of the cover body, further improves the wind resistance of the cover body.
Preferably, the inner side of the flow guiding side plate is provided with a plurality of vertical reinforcing bars which are distributed at equal intervals, the end parts of the transverse reinforcing bars are connected with the top ends of the vertical reinforcing bars, and the transverse reinforcing bars are connected with the vertical reinforcing bars on the two flow guiding side plates to form complete reinforcing ribs.
Preferably, the diversion top plate, the diversion side plate, the transverse reinforcing strips, the longitudinal reinforcing strips, the first strip-shaped mounting plate, the second strip-shaped mounting plate and the vertical reinforcing strips are of an integrated structure, and are made of carbon fiber composite materials, wherein the carbon fiber composite materials are composite materials with carbon fibers as reinforcements and resins as matrixes, so that the diversion cover has excellent performances of high temperature resistance, corrosion resistance, fatigue resistance and the like, is light in weight, and effectively reduces the weight of the diversion cover.
Preferably, the top of the first strip-shaped mounting plate and the positions close to the left end and the right end are provided with mounting holes a for bolts to pass through, so that the first strip-shaped mounting plate can be detachably mounted on the roof of the heavy truck.
Preferably, the top of the second strip-shaped mounting plate and the positions close to the left end and the right end are provided with mounting holes b for bolts to pass through, so that the second strip-shaped mounting plate can be detachably mounted on the roof of the heavy truck.
Preferably, the positioning bottom plate is detachably connected to the tops of the first strip-shaped mounting plate and the second strip-shaped mounting plate through bolts, so that the positioning bottom plate is convenient to disassemble and assemble.
Preferably, the bottom of the longitudinal reinforcing strip and the position close to the top end are provided with first positioning grooves, the top of the positioning bottom plate and the position close to the rear end are provided with second positioning grooves, and the second positioning grooves are located right below the first positioning grooves and used for connecting the supporting frame.
Preferably, the support frame includes first bracing piece and second bracing piece, and the support frame can adopt magnesium alloy material to make, has light in weight and high characteristics of intensity, the top of first bracing piece is equipped with the screw thread post, threaded connection groove has been seted up to the bottom of second bracing piece, screw thread post threaded connection is in threaded connection groove, and the relative distance of first bracing piece and second bracing piece is adjusted to the staff of being convenient for installs the support frame between locating bottom plate and vertical reinforcement strip, also convenient to detach.
Preferably, the outer wall of the first supporting rod is embedded with a first rubber ring at a position close to the bottom end, the bottom end of the first supporting rod is inserted into the second positioning groove, the outer wall of the first rubber ring is tightly attached to the inner wall of the second positioning groove, friction force is increased, and the bottom end of the supporting frame is fixed.
Preferably, the outer wall of second bracing piece and the position that is close to the top inlay and are equipped with the second rubber circle, the top of second bracing piece is pegged graft in first positioning groove, the outer wall of second rubber circle closely laminates with the inner wall of first positioning groove, increases frictional force, plays fixed effect to the top of support frame.
Compared with the prior art, the utility model has the beneficial effects that:
1. This lightweight heavily blocks kuppe structure, a plurality of horizontal strengthening strips and a plurality of vertical strengthening strip play the effect of strengthening to the water conservancy diversion roof, improve the wind resistance of water conservancy diversion roof, and the support frame can play auxiliary stay's effect to the cover body, is favorable to the steadiness of the cover body, further improves the wind resistance of the cover body to this kuppe adopts carbon fiber composite material to make, and the support frame adopts magnesium alloy material to make, effectively reduces weight when guaranteeing the kuppe intensity, makes the kuppe reach the purpose of lightweight.
2. This lightweight heavily blocks kuppe structure, the relative distance of first bracing piece and second bracing piece can be adjusted to the staff of being convenient for installs the support frame between locating bottom plate and vertical reinforcement strip, also convenient to detach, the kuppe when the installation, only need with first bar mounting panel and second bar mounting panel pass through the bolt install heavy truck top can, thereby be convenient for the dismouting of this kuppe.
Drawings
FIG. 1 is a schematic view of a first view angle structure of the present utility model;
FIG. 2 is a schematic diagram of an overall second view structure according to the present utility model;
FIG. 3 is a schematic view of the overall third view structure of the present utility model;
FIG. 4 is a schematic view of a portion of the structure of the present utility model;
FIG. 5 is a second schematic diagram of a portion of the structure of the present utility model;
FIG. 6 is a schematic view of a positioning base plate according to the present utility model;
FIG. 7 is a schematic view of a supporting frame according to the present utility model;
fig. 8 is a schematic view of a part of the structure of the support frame in the present utility model.
In the figure: 1. a cover body; 10. a diversion top plate; 11. a diversion side plate; 2. a transverse reinforcing strip; 3. longitudinal reinforcing strips; 30. a first positioning groove; 4. vertical reinforcing strips; 5. a first strip-shaped mounting plate; 50. a mounting hole a; 6. a second strip-shaped mounting plate; 60. a mounting hole b; 7. positioning a bottom plate; 70. a second positioning groove; 8. a support frame; 80. a first support bar; 81. a threaded column; 82. a second support bar; 820. a threaded connection groove; 83. a first rubber ring; 84. and a second rubber ring.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
Referring to fig. 1-8, the present utility model provides a technical solution:
The light weight heavy truck air guide sleeve structure comprises a sleeve body 1, wherein the sleeve body 1 comprises an air guide top plate 10, air guide side plates 11 are arranged on the left side and the right side of the air guide top plate 10, the front part of the air guide top plate 10 is low, the rear ends of the two air guide side plates 11 are outwards opened, so that the sleeve body 1 can realize the air guide effect, the inner wall of the air guide top plate 10 is provided with a plurality of transverse reinforcing strips 2 which are equidistantly distributed, the inner wall of the air guide top plate 10 is also provided with three longitudinal reinforcing strips 3 which are equidistantly distributed, the plurality of transverse reinforcing strips 2 and the plurality of longitudinal reinforcing strips 3 play a role in reinforcing the air guide top plate 10, and the wind resistance of the air guide top plate 10 is improved;
A first strip-shaped mounting plate 5 is arranged between the two flow guiding side plates 11 and near the front end of the bottom, a second strip-shaped mounting plate 6 is arranged between the two flow guiding side plates 11 and near the rear end of the bottom, and the first strip-shaped mounting plate 5 and the second strip-shaped mounting plate 6 are used for being mounted with the top of a heavy truck so that the cover body 1 is mounted on the top of the heavy truck roof;
The top of first bar mounting panel 5 and second bar mounting panel 6 is connected with the location bottom plate 7 that three equidistance was arranged jointly, and three location bottom plate 7 are located under three vertical reinforcement strip 3 respectively, and the position that just is close to the rear end between corresponding location bottom plate 7 and the vertical reinforcement strip 3 is equipped with detachable support frame 8, and support frame 8 can play auxiliary stay's effect to cover 1, is favorable to the steadiness of cover 1, further improves the wind resistance of cover 1.
In this embodiment, the inside of the diversion side plate 11 is provided with a plurality of vertical reinforcing bars 4 which are equidistantly arranged, the end parts of the transverse reinforcing bars 2 are connected with the top ends of the vertical reinforcing bars 4, and the transverse reinforcing bars 2 are connected with the vertical reinforcing bars 4 on the two diversion side plates 11 to form a complete reinforcing rib.
Specifically, the diversion roof 10, the diversion side plates 11, the transverse reinforcing strips 2, the longitudinal reinforcing strips 3, the first strip-shaped mounting plates 5, the second strip-shaped mounting plates 6 and the vertical reinforcing strips 4 are of an integrated structure, and are made of carbon fiber composite materials, wherein the carbon fiber composite materials are composite materials with carbon fibers as reinforcements and resins as matrixes, so that the diversion roof has excellent performances of high temperature resistance, corrosion resistance, fatigue resistance and the like, is light in weight, and effectively reduces the weight of the diversion cover.
Further, the top of the first strip-shaped mounting plate 5 and the positions close to the left end and the right end are provided with mounting holes a50 for bolts to pass through, so that the first strip-shaped mounting plate 5 can be detachably mounted on the roof of the heavy truck.
Further, the top of the second strip-shaped mounting plate 6 and the positions close to the left end and the right end are provided with mounting holes b60 for bolts to pass through, so that the second strip-shaped mounting plate 6 can be detachably mounted on the roof of the heavy truck.
Further, the positioning bottom plate 7 is detachably connected to the tops of the first strip-shaped mounting plate 5 and the second strip-shaped mounting plate 6 through bolts, so that the positioning bottom plate 7 can be conveniently dismounted and mounted.
Further, a first positioning groove 30 is formed at the bottom of the longitudinal reinforcement strip 3 and near the top end, a second positioning groove 70 is formed at the top of the positioning bottom plate 7 and near the rear end, and the second positioning groove 70 is located right below the first positioning groove 30 and is used for connecting the support frame 8.
Further, the support frame 8 includes first bracing piece 80 and second bracing piece 82, and support frame 8 can adopt magnesium alloy material to make, has light in weight and high characteristics of intensity, and the top of first bracing piece 80 is equipped with screw thread post 81, and screw thread spread groove 820 has been seted up to the bottom of second bracing piece 82, and screw thread post 81 threaded connection is in screw thread spread groove 820, and the relative distance of first bracing piece 80 and second bracing piece 82 is adjusted to the staff of being convenient for to the staff installs support frame 8 between locating bottom plate 7 and vertical reinforcement strip 3, also convenient to detach.
Further, the outer wall of the first supporting rod 80 is embedded with a first rubber ring 83 near the bottom end, the bottom end of the first supporting rod 80 is inserted into the second positioning groove 70, the outer wall of the first rubber ring 83 is tightly attached to the inner wall of the second positioning groove 70, friction force is increased, and the bottom end of the supporting frame 8 is fixed.
Further, the outer wall of the second supporting rod 82 is embedded with a second rubber ring 84 near the top end, the top end of the second supporting rod 82 is inserted into the first positioning groove 30, the outer wall of the second rubber ring 84 is tightly attached to the inner wall of the first positioning groove 30, friction force is increased, and the top end of the supporting frame 8 is fixed.
When the light heavy truck air guide sleeve structure of the embodiment is used, a worker firstly installs three positioning bottom plates 7 at the tops of a first strip-shaped mounting plate 5 and a second strip-shaped mounting plate 6, then installs the air guide sleeve on the roof of a heavy truck, and fixes the first strip-shaped mounting plate 5 and the second strip-shaped mounting plate 6 at the reserved installation position of the roof of the heavy truck by using bolts, so that the cover body 1 is fixedly installed on the roof of the heavy truck, then the worker inserts the bottom end of a first supporting rod 80 into a second positioning groove 70, then rotates a second supporting rod 82 until the top end of the second supporting rod 82 is completely inserted into a first positioning groove 30, at this time, a supporting frame 8 is fixedly installed between a longitudinal reinforcing rod 3 and the positioning bottom plate 7, thereby playing a supporting role on the cover body 1, effectively improving the wind resistance of the air guide sleeve, and the transverse reinforcing rod 2, the longitudinal reinforcing rod 3 and the vertical reinforcing rod 4 in the cover body 1 can improve the strength of the cover body 1, thereby ensuring the stability of the air guide sleeve during use.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (10)
1. Light-weight heavy truck kuppe structure, including the cover body (1), its characterized in that: the cover body (1) comprises a flow guide top plate (10), flow guide side plates (11) are arranged on the left side and the right side of the flow guide top plate (10), a plurality of transverse reinforcing strips (2) which are distributed at equal intervals are arranged on the inner wall of the flow guide top plate (10), three longitudinal reinforcing strips (3) which are distributed at equal intervals are further arranged on the inner wall of the flow guide top plate (10), a first strip-shaped mounting plate (5) is arranged between the flow guide side plates (11) and near the front end of the bottom, a second strip-shaped mounting plate (6) is arranged between the flow guide side plates (11) and near the rear end of the bottom, three positioning bottom plates (7) which are distributed at equal intervals are connected with the top of the first strip-shaped mounting plate (5) and the second strip-shaped mounting plate (6) together, and the three positioning bottom plates (7) are respectively located under the three longitudinal reinforcing strips (3), and a detachable supporting frame (8) is arranged between the positioning bottom plates (7) and the longitudinal reinforcing strips (3) and near the rear end.
2. The lightweight heavy truck pod structure of claim 1, wherein: the inner side of the flow guiding side plate (11) is provided with a plurality of vertical reinforcing strips (4) which are distributed at equal intervals, and the end parts of the transverse reinforcing strips (2) are connected with the top ends of the vertical reinforcing strips (4).
3. The lightweight heavy truck pod structure of claim 2, wherein: the air guide top plate (10), the air guide side plates (11), the transverse reinforcing strips (2), the longitudinal reinforcing strips (3), the first strip-shaped mounting plates (5), the second strip-shaped mounting plates (6) and the vertical reinforcing strips (4) are of an integrated structure, and are made of carbon fiber composite materials.
4. The lightweight heavy truck pod structure of claim 1, wherein: the top of the first strip-shaped mounting plate (5) and the positions close to the left end and the right end are provided with mounting holes a (50).
5. The lightweight heavy truck pod structure of claim 1, wherein: and mounting holes b (60) are formed in the positions, close to the left end and the right end, of the top of the second strip-shaped mounting plate (6).
6. The lightweight heavy truck pod structure of claim 1, wherein: the positioning bottom plate (7) is detachably connected to the tops of the first strip-shaped mounting plate (5) and the second strip-shaped mounting plate (6) through bolts.
7. The lightweight heavy truck pod structure of claim 1, wherein: the bottom of the longitudinal reinforcing strip (3) is provided with a first positioning groove (30) at a position close to the top end, the top of the positioning bottom plate (7) is provided with a second positioning groove (70) at a position close to the rear end, and the second positioning groove (70) is positioned right below the first positioning groove (30).
8. The lightweight heavy duty pod structure of claim 7, wherein: the support frame (8) comprises a first support rod (80) and a second support rod (82), a threaded column (81) is arranged at the top of the first support rod (80), a threaded connecting groove (820) is formed in the bottom of the second support rod (82), and the threaded column (81) is in threaded connection with the threaded connecting groove (820).
9. The lightweight heavy duty pod structure of claim 8, wherein: the outer wall of the first supporting rod (80) is embedded with a first rubber ring (83) at a position close to the bottom end, the bottom end of the first supporting rod (80) is inserted into the second positioning groove (70), and the outer wall of the first rubber ring (83) is tightly attached to the inner wall of the second positioning groove (70).
10. The lightweight heavy duty pod structure of claim 8, wherein: the outer wall of the second supporting rod (82) and the position close to the top end are embedded with a second rubber ring (84), the top end of the second supporting rod (82) is inserted into the first positioning groove (30), and the outer wall of the second rubber ring (84) is tightly attached to the inner wall of the first positioning groove (30).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323162114.XU CN221023910U (en) | 2023-11-22 | 2023-11-22 | Light weight heavy truck air guide sleeve structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323162114.XU CN221023910U (en) | 2023-11-22 | 2023-11-22 | Light weight heavy truck air guide sleeve structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221023910U true CN221023910U (en) | 2024-05-28 |
Family
ID=91170938
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323162114.XU Active CN221023910U (en) | 2023-11-22 | 2023-11-22 | Light weight heavy truck air guide sleeve structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221023910U (en) |
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2023
- 2023-11-22 CN CN202323162114.XU patent/CN221023910U/en active Active
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