CN212353903U - Preceding enclose grid fixed knot construct and vehicle - Google Patents
Preceding enclose grid fixed knot construct and vehicle Download PDFInfo
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- CN212353903U CN212353903U CN202020754650.6U CN202020754650U CN212353903U CN 212353903 U CN212353903 U CN 212353903U CN 202020754650 U CN202020754650 U CN 202020754650U CN 212353903 U CN212353903 U CN 212353903U
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Abstract
The utility model relates to the field of vehicle technology, a before enclose grid fixed knot construct and vehicle is disclosed, wherein, before enclose grid fixed knot construct including before enclose the grid, before enclose planking, threaded connection spare and lock nut. The utility model uses the matching of the positioning column and the positioning hole to position the front wall grating; on the premise of ensuring the heat dissipation area, part of the heat dissipation holes are arranged into stepped holes, the front wall grating and the front peripheral plate are connected by utilizing the threaded connecting piece, the head of the threaded connecting piece is arranged in the large-diameter hole of the stepped hole, the second stepped surface is abutted against the first stepped surface, the appearance structure of the front wall grating cannot be damaged, the appearance effect of the front wall grating and the front wall outer plate after connection is improved, and the problem that the non-perforated area cannot fix the front wall grating due to the fact that the opening proportion of the front wall grating is increased to meet the ventilation and heat dissipation requirements is solved; the position of the front wall grating where the threaded connecting piece penetrates through does not need to be subjected to color register treatment, so that the difficulty of the coating process and the coating cost are reduced.
Description
Technical Field
The utility model relates to the field of vehicle technology, especially, relate to a before enclose grid fixed knot construct and vehicle.
Background
The front wall grille of the commercial vehicle is assembled at the front end of the cab, so that the modeling effect of the cab is embodied, and the aesthetic property of the cab is influenced significantly. In the prior art, the front wall grating is connected with the fixed support through self-tapping screws or clamping connection and the like, and the fixing columns or clamping jaws of the self-tapping screws are arranged in a non-perforated area of the grating.
For guaranteeing the ventilation and heat dissipation performance of the whole vehicle, the proportion of the perforated area of the grating is gradually increased, the area of the non-perforated area of the grating can not meet the arrangement requirements of the fixing columns or the clamping jaws of the self-tapping screws gradually, the perforated area of the grating is arranged on the front wall of the plugging part, the color of the front wall grating is the same as that of the cab, and the plugging area of the front wall grating is very obvious and affects the attractiveness when the front part is seen. In order to ensure the appearance effect, the grid plugging area needs to be made into black, so that the coating process difficulty is increased, the production beat is slowed down, and the cost of single parts is increased.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a before enclose grid fixed knot construct and vehicle can improve before enclose the grid with before enclose the joint strength of planking to before improving enclose the aesthetic property of grid, reduction in production cost.
To achieve the purpose, the utility model adopts the following technical proposal:
a cowl grille fixing structure comprising:
the front wall grille is provided with a plurality of heat dissipation holes with hexagonal sections, at least one heat dissipation hole is a stepped hole, and a first stepped surface is formed in the stepped hole; a positioning column is arranged on the inner side of the front wall grating;
the front wall outer plate is arranged on the rear side of the front wall grating, and a positioning hole for inserting the positioning column is formed in the front wall outer plate;
the threaded connecting piece comprises a head and a threaded rod part connected with the head and forming a second stepped surface, wherein the threaded rod part is far away from one end of the head and sequentially penetrates through the stepped hole, the front wall outer plate is enclosed and is connected with a locking nut, so that the head is arranged in the large-diameter hole of the stepped hole and the second stepped surface is abutted to the first stepped surface.
As a preferable technical solution of the front grille fixing structure, the stepped hole includes a first hole, a second hole and a third hole which are sequentially communicated from outside to inside and have sequentially reduced apertures; the second and third holes form the first step face; the cross section of the first hole perpendicular to the central axis of the first hole is hexagonal.
As a preferable aspect of the aforementioned grille fixing structure, the first hole has a diameter that gradually decreases in a direction from the first hole to the second hole.
As a preferable technical solution of the aforementioned front grille fixing structure, a cross section of the second hole perpendicular to a central axis thereof is a hexagon, and one opposite side surfaces of the head portion are in interference fit with an inner wall of the second hole.
As a preferable aspect of the aforementioned cowl grille fixing structure, other opposite side surfaces of the head portion are in clearance fit with an inner wall of the second hole.
As a preferable technical solution of the front grille fixing structure, a plurality of first reinforcing ribs circumferentially arranged are provided at a connecting position of the positioning column and the front grille.
As a preferable technical solution of the aforementioned cowl grille fixing structure, the head is black in color.
As an optimal technical scheme of the front wall grille fixing structure, a boss is arranged at a position, corresponding to the threaded connecting piece, of the rear side of the front wall grille, and a penetrating hole used for penetrating the threaded rod part is formed in the boss.
As a preferable technical solution of the front grille fixing structure, a plurality of second reinforcing ribs circumferentially arranged are provided at a connecting position of the boss and the front grille.
The utility model has the advantages that: part of the heat dissipation holes are arranged to be stepped holes, one end, far away from the head, of the threaded rod portion sequentially penetrates through the stepped holes and the corresponding mounting holes and is connected to the locking nut, the head is arranged in the large-diameter hole of the stepped hole, and the second stepped surface abuts against the first stepped surface. By adopting the arrangement, the appearance structure of the front wall grating can not be damaged, the threaded connection piece for connecting the front wall grating and the front wall outer plate is weakened visually, the appearance effect of the front wall grating and the front wall outer plate after connection is improved, and the problem that the non-perforated area can not fix the front wall grating due to the fact that the opening proportion of the front wall grating is increased to meet the ventilation and heat dissipation requirements is solved; the position of the front wall grating where the threaded connecting piece penetrates through does not need to be subjected to color register treatment, so that the difficulty of a coating process is reduced, and the coating cost of the front wall grating cannot be increased; the front wall grating and the front wall outer plate are simple to connect and convenient to detach.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required to be used in the description of the embodiments of the present invention will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the contents of the embodiments of the present invention and the drawings without creative efforts.
FIG. 1 is a connection diagram between a front grille and a front outer panel provided in an embodiment of the present invention;
fig. 2 is a partial structure view of a front grille according to an embodiment of the present invention;
FIG. 3 is a partial structure view of a front grille according to an embodiment of the present invention;
fig. 4 is a partial structure view of a cowl outer panel according to an embodiment of the present invention;
fig. 5 is a partial structure view of the front wall outer panel according to the embodiment of the present invention.
In the figure:
1. a front wall grille; 11. heat dissipation holes; 120. a first step surface; 121. a first hole; 122. a second hole; 123. a third aperture; 13. a positioning column; 14. a boss; 15. a first reinforcing rib; 16. a second reinforcing rib;
2. a front wall outer plate; 21. positioning holes; 22. mounting holes; 31. a head portion; 32. a threaded shank portion; 4. and locking the nut.
Detailed Description
In order to make the technical problem solved by the present invention, the technical solution adopted by the present invention and the technical effect achieved by the present invention clearer, the technical solution of the present invention will be further explained by combining the drawings and by means of the specific implementation manner. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some but not all of the elements related to the present invention are shown in the drawings.
As shown in fig. 1 to 5, the present embodiment provides a front grille fixing structure, including a front grille 1, a front outer panel 2, a threaded connector and a lock nut 4, wherein the front grille 1 is provided with a plurality of heat dissipation holes 11 having a hexagonal cross section, at least one heat dissipation hole 11 is a stepped hole, and a first stepped surface 120 is formed in the stepped hole; a positioning column 13 is arranged on the inner side of the front wall grille 1; the front wall outer plate 2 is arranged on the rear side of the front wall grille 1, and a positioning hole 21 for inserting the positioning column 13 is formed in the front wall outer plate 2; the threaded connection piece comprises a head portion 31 and a threaded rod portion 32 connected with the head portion and forming a second stepped surface, one end, far away from the head portion 31, of the threaded rod portion 32 penetrates through the stepped hole in sequence, the front wall outer plate 2 is enclosed and is connected with a lock nut 4, the head portion 31 is arranged in the large-diameter hole of the stepped hole, and the second stepped surface is abutted to the first stepped surface 120.
Specifically, enclose before being equipped with on the planking 2 with the mounting hole 22 of shoulder hole one-to-one, this embodiment utilizes reference column 13 and locating hole 21 to cooperate to make mounting hole 22 coaxial with the shoulder hole, realize enclosing the location of grid 1 before the realization. The positioning hole 21 may be a circular hole or an oblong hole.
This embodiment is under the prerequisite of guaranteeing louvre 11 quantity and heat radiating area, sets up part louvre 11 into the shoulder hole, and the one end of keeping away from head 31 with screw thread pole portion 32 passes the shoulder hole in proper order, corresponding mounting hole 22 and is connected in lock nut 4 to make head 31 arrange the major diameter of shoulder hole in and make second step face butt in first step face 120. By adopting the arrangement, the appearance structure of the front wall grating 1 can not be damaged, the threaded connection piece for connecting the front wall grating 1 and the front wall outer plate 2 is weakened visually, the appearance effect of the front wall grating 1 and the front wall outer plate 2 after connection is improved, and the problem that the front wall grating 1 cannot be fixed in a non-perforated area due to the fact that the opening proportion of the front wall grating 1 is increased to meet the ventilation and heat dissipation requirements is solved; the position of the front wall grating 1 where the threaded connecting piece penetrates does not need to be subjected to color register treatment, so that the difficulty of a coating process is reduced, and the coating cost of the front wall grating 1 cannot be increased; the front wall grille 1 and the front wall outer plate 2 are simple in connection and convenient to detach.
More specifically, the stepped hole includes a first hole 121, a second hole 122, and a third hole 123 which are sequentially communicated from outside to inside and have sequentially decreasing hole diameters; the second hole 122 and the third hole 123 form the first step face 120; the first hole 121 has a hexagonal cross section perpendicular to its central axis; from the first hole 121 to the second hole 122, the diameter of the first hole 121 is gradually reduced, so that the appearance effect of the stepped hole is consistent with the appearance effect of the other heat dissipation holes 11.
Further, the cross section of the second hole 122 perpendicular to the central axis thereof is hexagonal, and one opposite side surfaces of the head 31 are in interference fit with the inner wall of the second hole 122. Adopt above-mentioned setting to guarantee to adopt threaded connection spare to connect before enclose grid 1 and before enclose the in-process of planking 2, threaded connection spare can not rotate when rotatory lock nut 4 to guarantee lock nut 4 and can effectively lock before enclosing grid 1 and before enclosing the connection of planking 2.
Further, the other two opposite side surfaces of the head 31 are in clearance fit with the inner wall of the second hole 122, so that the threaded connector can be normally assembled.
Furthermore, a plurality of first reinforcing ribs 15 which are circumferentially arranged are arranged at the connecting position of the positioning column 13 and the front grille 1. Preferably, reference column 13 encloses grid 1 integrated into one piece with before, adopts above-mentioned setting can improve reference column 13 and preceding joint strength who encloses grid 1.
In order to further improve the appearance of the grille 1, the head 31 is black and the grille is of the same color as the cab.
Further, a boss 14 is arranged at a position, corresponding to the threaded connection member, of the rear side of the front grille 1, and a through hole for penetrating the threaded rod portion 32 is formed in the boss 14. Enclose before guaranteeing the screwed connection spare connection before enclose grid 1 with before enclose planking 2 when, do not destroy before enclosing grid 1's bulk strength to the joint strength who encloses grid 1 before having guaranteed the screwed connection spare connection and enclose planking 2 before with.
Furthermore, a plurality of second reinforcing ribs 16 which are circumferentially distributed are arranged at the connecting positions of the bosses 14 and the front grille 1. Preferably, the boss 14 is integrally formed with the cowl grille 1, and the connection strength between the boss 14 and the cowl grille 1 can be improved by adopting the above arrangement.
This embodiment still provides a vehicle, enclose grid fixed knot structure before including above-mentioned, above-mentioned vehicle can be commercial car, also can be of course for other motorcycle types, like bus, freight train etc. no longer restricts here.
It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Wherein the terms "first position" and "second position" are two different positions.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Claims (9)
1. A front grille fixing structure, comprising:
the front wall grille (1) is provided with a plurality of radiating holes (11) with hexagonal sections, at least one radiating hole (11) is a stepped hole, and a first stepped surface (120) is formed in the stepped hole; a positioning column (13) is arranged on the inner side of the front wall grille (1);
the front wall outer plate (2) is arranged on the rear side of the front wall grating (1), and a positioning hole (21) for inserting the positioning column (13) is formed in the front wall outer plate (2);
the threaded connection piece comprises a head portion (31) and a threaded rod portion (32) connected with the head portion and forming a second stepped surface, one end, far away from the head portion (31), of the threaded rod portion (32) penetrates through the stepped hole in sequence, the front wall outer plate (2) is enclosed and is connected with a locking nut (4), the head portion (31) is arranged in the large-diameter hole of the stepped hole, and the second stepped surface abuts against the first stepped surface (120).
2. The cowl grid fixing structure according to claim 1, wherein the stepped holes include a first hole (121), a second hole (122), and a third hole (123) which are sequentially communicated from outside to inside and have sequentially reduced hole diameters; the second hole (122) and the third hole (123) form the first step face (120); the cross section of the first hole (121) perpendicular to the central axis thereof is hexagonal.
3. The cowl grid fixing structure according to claim 2, wherein the aperture diameter of the first hole (121) is gradually reduced from the direction of the first hole (121) to the second hole (122).
4. The cowl grid fixing structure according to claim 2, wherein a cross-section of the second hole (122) perpendicular to the central axis thereof is hexagonal, and one opposite side surfaces of the head (31) are interference-fitted with an inner wall of the second hole (122).
5. The cowl grille fixing structure according to claim 4, wherein other opposite side surfaces of the head portion (31) are clearance-fitted with an inner wall of the second hole (122).
6. The front grille fixing structure according to claim 1, wherein a plurality of first reinforcing ribs (15) arranged circumferentially are provided at the connecting positions of the positioning posts (13) and the front grille (1).
7. The front grille fixing structure according to claim 1, wherein a boss (14) is provided at a position corresponding to the screw connection member on the rear side of the front grille (1), and a through hole for passing the screw rod portion (32) is provided on the boss (14).
8. The cowl grille fixing structure according to claim 7, wherein a plurality of second reinforcing ribs (16) are provided at a connecting position of the boss (14) and the cowl grille (1) and are circumferentially arranged.
9. A vehicle characterized by comprising the cowl grille fixing structure of any one of claims 1 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020754650.6U CN212353903U (en) | 2020-05-09 | 2020-05-09 | Preceding enclose grid fixed knot construct and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020754650.6U CN212353903U (en) | 2020-05-09 | 2020-05-09 | Preceding enclose grid fixed knot construct and vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212353903U true CN212353903U (en) | 2021-01-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020754650.6U Active CN212353903U (en) | 2020-05-09 | 2020-05-09 | Preceding enclose grid fixed knot construct and vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212353903U (en) |
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2020
- 2020-05-09 CN CN202020754650.6U patent/CN212353903U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220307 Address after: No.100 Jiefang Avenue, Qingdao automobile industry new town, Qingdao, Shandong 266200 Patentee after: FAW JIEFANG QINGDAO AUTOMOBILE Co.,Ltd. Address before: No.2259 Dongfeng Street, Changchun Automobile Development Zone, Jilin Province Patentee before: FAW JIEFANG AUTOMOTIVE Co.,Ltd. |