CN113844547A - A commercial vehicle cab front end assembly - Google Patents
A commercial vehicle cab front end assembly Download PDFInfo
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- CN113844547A CN113844547A CN202010595718.5A CN202010595718A CN113844547A CN 113844547 A CN113844547 A CN 113844547A CN 202010595718 A CN202010595718 A CN 202010595718A CN 113844547 A CN113844547 A CN 113844547A
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- assembly
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- air conditioner
- cross beam
- plate
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- 238000007789 sealing Methods 0.000 claims abstract description 28
- 239000000725 suspension Substances 0.000 claims description 22
- 210000001503 joint Anatomy 0.000 claims description 19
- 230000008093 supporting effect Effects 0.000 claims description 11
- 238000003032 molecular docking Methods 0.000 claims description 10
- 238000009434 installation Methods 0.000 claims description 5
- 230000004308 accommodation Effects 0.000 claims description 3
- 239000011521 glass Substances 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D25/00—Superstructure or monocoque structure sub-units; Parts or details thereof not otherwise provided for
- B62D25/08—Front or rear portions
- B62D25/082—Engine compartments
- B62D25/085—Front-end modules
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- 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
- B60R13/06—Sealing strips
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D25/00—Superstructure or monocoque structure sub-units; Parts or details thereof not otherwise provided for
- B62D25/04—Door pillars ; windshield pillars
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D25/00—Superstructure or monocoque structure sub-units; Parts or details thereof not otherwise provided for
- B62D25/08—Front or rear portions
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D27/00—Connections between superstructure or understructure sub-units
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Body Structure For Vehicles (AREA)
Abstract
本发明提供一种商用车驾驶室前端总成，其包括前风窗下横梁、前围上横梁、前围下横梁、前围左立柱、前围右立柱、左支撑杆总成、右支撑杆总成和发动机舱密封板：前围上横梁和前围下横梁水平平行设置，前围左立柱和前围右立柱分别从左侧和右侧连接前围上横梁和前围下横梁；前风窗下横梁总成设于前围总成的前围上横梁的正前方，具有向前拱出的弧形结构，前风窗下横梁总成与前围下横梁之间通过左支撑杆总成和右支撑杆总成连接，发动机舱密封板连接在前围总成和前风窗下横梁之间。本发明采用前风窗下横梁与前围总成的分体式设计，前风窗下横梁前移，增大了挡风玻璃倾角，降低了整车风阻系数，增大了驾驶室的碰撞缓冲区，提高了整车碰撞安全性。
The invention provides a front end assembly of a commercial vehicle cab, which comprises a front windshield lower beam, a cowl upper beam, a cowl lower beam, a left front column, a right front column, a left support rod assembly, and a right support rod Assembly and engine compartment sealing plate: the upper cowl beam and the lower cowl beam are arranged in parallel horizontally, and the left and right columns of the cowl are connected to the upper cowl beam and the lower cowl beam from the left and right respectively; The window lower beam assembly is arranged in front of the front wall upper beam of the front wall assembly, and has an arc structure that arches forward. The front windshield lower beam assembly and the front wall lower beam pass through the left support rod assembly. It is connected with the right support rod assembly, and the engine compartment sealing plate is connected between the front wall assembly and the lower beam of the front windshield. The invention adopts the split design of the lower beam of the front windshield and the front wall assembly. The lower beam of the front windshield is moved forward, which increases the inclination angle of the windshield, reduces the wind resistance coefficient of the whole vehicle, and increases the collision buffer zone of the cab. , which improves the collision safety of the vehicle.
Description
Technical Field
The invention relates to the technical field of automobile body structures, in particular to a front end assembly of a cab of a commercial vehicle.
Background
The existing flat head truck front windshield has a small inclination angle, so that the wind resistance coefficient of the whole truck is increased, the fuel consumption is increased, the emission is increased, the environment protection and the efficient utilization of energy are not facilitated, the distance from a driver to the foremost end of the whole truck is small, and after collision occurs, no enough buffering energy-absorbing area exists, so that the safety is poor.
SUMMARY OF THE PATENT FOR INVENTION
The invention is provided for solving the problems in the prior art, and aims to provide a front end assembly structure of a cab of a commercial vehicle, so as to achieve the purposes of reducing the wind resistance coefficient of the whole vehicle and improving the collision safety of the whole vehicle. The purpose of the invention is realized by the following technical scheme:
the utility model provides a commercial car driver's cabin front end assembly, it includes preceding wind window bottom end rail, preceding enclose assembly, left branch vaulting pole assembly, right branch vaulting pole assembly and engine compartment closing plate: the front wall assembly comprises a front wall upper beam, a front wall lower beam, a front wall left upright post and a front wall right upright post, the front wall upper beam and the front wall lower beam are horizontally arranged in parallel, and the front wall left upright post and the front wall right upright post connect the front wall upper beam and the front wall lower beam from the left side and the right side respectively; the front air window lower cross beam assembly is of an arc structure which is arched forwards and is arranged right in front of a front wall upper cross beam of the front wall assembly, two ends of the front air window lower cross beam assembly are fixedly connected with a left side wall assembly and a right side wall assembly of the vehicle respectively, and the front air window lower cross beam assembly and the front wall lower cross beam are connected through a left support rod assembly and a right support rod assembly which are arranged on two sides of a central line of the vehicle; the engine compartment sealing plate is connected between the front wall assembly and the front windshield lower cross beam assembly.
Further, the front wall assembly also comprises a front wall outer plate, a left front suspension mounting bracket and a right front suspension mounting bracket, wherein the front wall outer plate covers and is fixed by a front wall upper cross beam, a front wall lower cross beam, a front wall left upright post and a front wall right upright post; the front wall outer plate is provided with a plurality of preformed holes at the position between the front wall upper cross beam and the front wall lower cross beam; the front wall outer plate is fixedly connected with a floor assembly of the vehicle through the left front suspension mounting bracket and the right front suspension mounting bracket.
Further, the preformed hole includes wind channel butt joint hole, air conditioner mounting hole, integrated electric box accommodation hole and brake valve assembly accommodation hole: the integrated electric box accommodating hole is formed above the right front suspension mounting bracket and on the right side of the front surrounding right upright post; the brake valve assembly accommodating hole is formed above the left front suspension mounting bracket and on the left side of the front wall surrounding left upright post; the positions of the air duct butt joint hole and the air conditioner mounting hole are matched with the positions of vehicle equipment and air conditioner equipment.
Further, an air conditioner mounting bracket is arranged in a space surrounded by the front wall left upright post, the front wall right upright post, the front wall upper cross beam and the front wall lower cross beam, and an air conditioner first mounting hole and an air conditioner second mounting hole are formed in the air conditioner mounting bracket; the left support rod assembly and the right support rod assembly are respectively provided with a left air conditioner support and a right air conditioner support, the left air conditioner support is provided with a third air conditioner mounting hole, the right air conditioner support is provided with a fourth air conditioner mounting hole, a vehicle air conditioner is fixed through the air conditioner mounting support, the left air conditioner support and the right air conditioner support, and the four mounting points provide stable support for the air conditioner; the air duct butt joint holes comprise a first air duct butt joint hole, a second air duct butt joint hole and a third air duct butt joint hole, wherein the first air duct butt joint hole and the second air duct butt joint hole are located on a front wall outer plate surrounding a left upright post, a front wall right upright post, a front wall upper cross beam and a front wall lower cross beam, and the third air duct butt joint hole is located on a front wall outer plate on the left side of the brake valve assembly accommodating hole.
Further, preceding windshield bottom end rail is the arc structure, and it includes left end portion, intermediate part and right-hand member portion, left end portion and right-hand member portion are connected respectively to the intermediate part both ends, and the intermediate part is equipped with the front windshield mounting hole, and the front windshield mounting hole is including the first mounting hole of front windshield and the second mounting hole of front windshield that the symmetry set up in the central line.
Further, the left end portion comprises a left outer plate and a left inner plate which are mutually supported, the middle portion comprises a middle outer plate and a middle inner plate which are mutually supported, the right end portion comprises a right outer plate and a right inner plate which are mutually supported, and the front windshield mounting hole is formed in the middle outer plate.
Furthermore, the front end of the engine compartment sealing plate is provided with a structure matched with the shape of the lower front windshield cross beam, the engine compartment sealing plate is installed on the lower front windshield cross beam, the rear end of the engine compartment sealing plate is installed on the upper portion of the front wall assembly, and a sealing device is arranged between the circumferential installation surfaces.
Furthermore, a fourth air duct butt-joint hole and a fifth air duct butt-joint hole are formed in the engine compartment sealing plate.
Further, the device comprises a front wall assembly, a front windshield lower beam assembly, a left support rod assembly, a right support rod assembly and an engine compartment sealing plate; the front wall assembly comprises a front wall upper beam, a front wall lower beam, a front wall left upright post, a front wall right upright post and a front wall outer plate; the front wall outer plate is fixedly connected with the front wall left upright post, the front wall right upright post, the front wall upper cross beam and the front wall lower cross beam; the front windshield lower beam assembly comprises a front windshield lower beam left outer plate, a front windshield lower beam right outer plate and a front windshield lower beam middle outer plate, and also comprises a front windshield lower beam left inner plate, a front windshield lower beam right inner plate and a front windshield lower beam middle inner plate; the left support rod assembly comprises a left support rod, an upper left connecting plate, a lower left connecting plate and a left air conditioner bracket arranged on the left support rod; the right supporting rod assembly comprises a right supporting rod, a right upper connecting plate, a right lower connecting plate and a right air conditioner bracket arranged on the right supporting rod; the front windshield lower beam assembly is fixedly connected with the left side wall assembly and the right side wall assembly; the upper end of the left support rod assembly is connected with the front windshield lower beam assembly through an upper left connecting plate, and the lower end of the left support rod assembly is connected with the lower end of the front wall assembly through a lower left connecting plate; the upper end of the right support rod assembly is connected with the front windshield lower cross beam assembly through a right upper connecting plate, and the lower end of the right support rod assembly is connected with the lower end of the front wall assembly through a right lower connecting plate; the front end of the engine compartment sealing plate is installed on the front windshield lower beam assembly, the rear end of the engine compartment sealing plate is installed on the upper portion of the front wall assembly, and a sponge strip is additionally arranged between the circumferential installation surfaces for sealing.
According to the front end assembly structure of the cab of the commercial vehicle, the front windshield lower beam assembly and the front wall assembly are designed in a split mode, and the inclination angle of the front windshield glass is increased due to the forward movement of the front windshield lower beam assembly, so that the wind resistance coefficient of the whole vehicle is favorably reduced, the collision buffer area of the cab is increased, and the collision safety of the whole vehicle is improved; simultaneously, install the air conditioner between preceding wind window bottom end rail and preceding enclose the assembly, promoted engine compartment's space utilization, increased the inside space of driver's cabin.
Drawings
FIG. 1 is a schematic structural view of a front end assembly of a cab for a commercial vehicle according to the present invention;
FIG. 2 is an exploded view of the front end assembly structure of the cab of a commercial vehicle in accordance with the present invention;
FIG. 3 is a front view of a cowl assembly of the front end assembly configuration of a cab for a commercial vehicle of the present invention;
FIG. 4 is a rear view of the cowl assembly of the commercial vehicle cab front end assembly configuration of the present invention;
FIG. 5 is a schematic view of a front windshield lower cross beam outer plate assembly of the front end assembly structure of the cab of the commercial vehicle of the invention;
FIG. 6 is a schematic view of a lower cross beam inner plate assembly of a front windshield of the front end assembly structure of the cab of the commercial vehicle;
FIG. 7 is a schematic view of a left support bar assembly of the front end assembly configuration of the cab of a commercial vehicle of the present invention;
FIG. 8 is a schematic view of a right support rod assembly of the front end assembly structure of the cab for a commercial vehicle of the present invention;
FIG. 9 is a schematic view of the engine compartment sealing plate of the commercial vehicle cab front end assembly structure of the present invention.
Wherein:
1-a front wall assembly; 131-air conditioner first mounting hole; 22-middle and outer plates of a lower beam of the front windshield;
11-a cowl outer panel; 132-air conditioner second mounting hole; 23-a right outer plate of a lower beam of the front windshield;
111-an integrated electrical box receiving aperture; 14-right front suspension mounting plate; 24-a left inner plate of a lower beam of the front windshield;
112-a brake valve assembly receiving bore; 15-front wall upper beam; 25-middle inner plate of lower beam of front windshield;
113-a first duct docking aperture; 16-front wall left upright post; 26-a right inner plate of a lower beam of the front windshield;
114-a second air duct docking aperture; 17-front wall right column; 3-a left support bar assembly;
115-third duct docking aperture; 18-front wall lower beam; 31-left lower web;
12-left front overhang mounting plate; 2-front windshield lower beam; 32-left support bar;
13-air conditioner mounting bracket; 21-a left outer plate of a lower beam of the front windshield; 33-left air conditioner support;
131-air conditioner first mounting hole; 42-right support bar; 5-engine compartment sealing plate;
132-air conditioner second mounting hole; 43-right air conditioner support; 51-a fourth duct docking aperture;
14-right front suspension mounting plate; 431-air conditioner fourth mounting hole; 52-fifth duct interface hole.
15-front wall upper beam; 44-upper right connecting plate;
Detailed Description
Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. In explaining the embodiments of the present invention, if a detailed description of related well-known elements or functions obstructs the gist of the present invention, a detailed description thereof will be omitted.
The embodiment provides a front end assembly structure of a cab of a commercial vehicle, as shown in fig. 1 to 9, which includes a front wall assembly 1, a front windshield lower beam assembly 2, a left support rod assembly 3, a right support rod assembly 4 and an engine compartment sealing plate 5, wherein the front wall assembly 1 includes a front wall upper beam 15, a front wall lower beam 18, a front wall left upright post 16, a front wall right upright post 17 and a front wall outer plate 11; the front wall outer plate 11 is fixedly connected with a front wall upper cross beam 15, a front wall lower cross beam 18, a front wall left upright post 16 and a front wall right upright post 17; the front windshield lower beam assembly 2 comprises a front windshield lower beam left outer plate 21, a front windshield lower beam right outer plate 23 and a front windshield lower beam middle outer plate 22, the front windshield lower beam assembly 2 also comprises a front windshield lower beam left inner plate 24, a front windshield lower beam right inner plate 26 and a front windshield lower beam middle inner plate 25, the front windshield lower beam left outer plate 21, the front windshield lower beam right outer plate 23, the front windshield lower beam middle outer plate 22 are fixedly connected, and the front windshield lower beam left inner plate 24, the front windshield lower beam right inner plate 26 and the front windshield lower beam middle inner plate 25 are fixedly connected; the left support rod assembly 3 comprises a left support rod 32, a left upper connecting plate 34, a left lower connecting plate 31 and a left air-conditioning bracket 33; the right supporting rod assembly 4 comprises a right supporting rod 43, a right upper connecting plate 44, a right lower connecting plate 41 and a right air conditioner bracket 43; two ends of the front windshield lower beam assembly 2 are respectively fixedly connected with a left side wall assembly and a right side wall assembly of the vehicle; the upper end of the left support rod assembly 3 is connected with the front windshield lower beam assembly 2, and the lower end of the left support rod assembly 3 is connected with the lower end of the front wall assembly 1; the upper end of a right support rod assembly 4 is connected with a lower beam assembly 2 of the front windshield, and the lower end of the right support rod assembly 4 is connected with the lower end of a front wall assembly 1; and the front end of the engine compartment sealing plate 5 is arranged on the lower beam 2 of the front windshield, the rear end of the engine compartment sealing plate is arranged on the upper part of the front wall assembly 1, and a sponge strip is additionally arranged between the peripheral installation surfaces for sealing.
The commercial car driver's cabin front end assembly structure of this embodiment, its front windshield bottom end beam assembly 2 arrange in preceding the place ahead of enclosing assembly 1, have increased front windshield's inclination, are favorable to whole car windage coefficient's reduction, have increased the collision buffer area of driver's cabin simultaneously, have improved whole car collision security nature.
Specifically, the advancing direction of the heavy truck is taken as the longitudinal direction, the left support rod assembly 3 is arranged on the left side of the longitudinal central line of the whole vehicle, the right support rod assembly 4 is arranged on the right side of the longitudinal central line of the whole vehicle, the front windshield lower cross beam assembly 2 is supported through the left support rod assembly 3 and the right support rod assembly 4, and the rigidity of the front windshield lower cross beam assembly 2 is improved.
The first mounting point 131 of air conditioner and the second mounting point 132 of air conditioner have been arranged to preceding enclosing on the planking 11, have arranged the third mounting point 331 of air conditioner on the left branch vaulting pole assembly 3, have arranged the fourth mounting point 431 of air conditioner on the right branch vaulting pole assembly 4, and these four mounting points are used for the installation of air conditioner, install the air conditioner in the place ahead of preceding assembly 1, have promoted the space utilization at engine compartment position, have increased the inside space of driver's cabin.
As shown in fig. 5, a front windshield first mounting hole 221 and a front windshield second mounting hole 222 are formed in the outer panel 22 of the lower front windshield cross member, and a center of the front windshield first mounting hole 221 and a center of the front windshield second mounting hole 222 are symmetrically arranged with respect to a longitudinal center line, and these two holes can position the front windshield and have a supporting effect.
As shown in fig. 3, a brake valve assembly receiving hole 112 is formed in the left side of the front wall outer panel 11, an integrated electrical box receiving hole 111 is formed in the right side of the front wall outer panel 11, and a first air duct docking hole 113, a second air duct docking hole 114, and a third air duct docking hole 115 are further formed in the front wall outer panel 11. The left lower side of the front wall outer plate 11 is provided with a left front suspension mounting plate 12, the right lower side of the front wall outer plate 11 is provided with a right front suspension mounting plate 14, the front wall outer plate 11 and the floor assembly are fixedly connected through the left front suspension mounting plate 12 and the right front suspension mounting plate 14, the connection rigidity of the front wall outer plate 11 and the floor assembly can be increased, and the mounting strength of the left front suspension and the right front suspension of the cab is improved.
As shown in fig. 9, the engine compartment sealing plate 5 is provided with a fourth air duct docking hole 51 and a fifth air duct docking hole 52, through which an air conditioner can defrost the front windshield glass and adjust the air environment inside the cab.
The preferred embodiments of the present invention have been described in detail. However, the present invention is not limited to the above-described embodiments, and can be implemented in various forms. The embodiments disclosed in this specification are intended only to complete the disclosure of the present invention so that those skilled in the art will be fully aware of the scope of the invention provided herein. The protection scope of the present invention should be subject to the content of the claims.
Claims (9)
1. The utility model provides a commercial car driver's cabin front end assembly which characterized in that, includes preceding wind window bottom end rail assembly (2), preceding enclose assembly (1), left branch vaulting pole assembly (3), right branch vaulting pole assembly (4) and engine compartment closing plate (5):
the front wall assembly comprises a front wall upper cross beam (15), a front wall lower cross beam (18), a front wall left upright post (16) and a front wall right upright post (17), the front wall upper cross beam (15) and the front wall lower cross beam (18) are horizontally arranged in parallel, and the front wall left upright post (16) and the front wall right upright post (17) connect the front wall upper cross beam (15) and the front wall lower cross beam (18) from the left side and the right side respectively;
preceding wind window bottom end rail assembly (2) are the arc structure of encircleing forward, it locates before enclose preceding of assembly (1) enclose the dead ahead of entablature (15), the both ends of preceding wind window bottom end rail assembly (2) enclose assembly fixed connection with the left side of vehicle and right side respectively, enclose between bottom end rail assembly (18) through setting up left branch vaulting pole assembly (3) and right branch vaulting pole assembly (4) in vehicle central line both sides before preceding wind window bottom end rail assembly (2), engine compartment closing plate (5) are connected before enclosing between assembly (1) and preceding wind window bottom end rail assembly (2).
2. A commercial vehicle cab front end assembly according to claim 1, wherein the cowl assembly (1) further comprises a cowl outer panel (11), a left front suspension mounting bracket (12) and a right front suspension bracket (14), the cowl outer panel (11) covering and being fixed by a cowl top cross member (15), a cowl bottom cross member (18), a cowl left pillar (16) and a cowl right pillar (17); the front wall outer plate (11) is provided with a plurality of preformed holes at the position between the front wall upper cross beam (15) and the front wall lower cross beam (18); the left front suspension mounting bracket (12) and the right front suspension mounting bracket (14) are symmetrically and fixedly mounted at the left lower part and the right lower part of the front wall outer plate (11) by taking a central line as a symmetric axis, and the front wall outer plate (11) is fixedly connected with a floor assembly of a vehicle through the left front suspension mounting bracket (12) and the right front suspension mounting bracket (14).
3. A commercial vehicle cab front end assembly according to claim 2, wherein the prepared holes include duct docking holes (113, 114, 115), air conditioner mounting holes (131, 132), integrated electrical box receiving holes (111), and brake valve assembly receiving holes (112): the integrated electric accommodation hole (111) is formed above the right front suspension mounting bracket (14) and on the right side of the front wall right upright post (17); the brake valve assembly accommodating hole (112) is formed above the left front suspension mounting bracket (12) and on the left side of the front wall surrounding left upright post (16); the positions of the air duct butt joint hole and the air conditioner mounting hole are matched with the positions of vehicle equipment and air conditioner equipment.
4. The front end assembly of the cab of the commercial vehicle as claimed in claim 3, wherein an air conditioner mounting bracket (13) is arranged in a space surrounded by the front wall left upright post (16), the front wall right upright post (17), the front wall upper cross beam (15) and the front wall lower cross beam (18), and an air conditioner first mounting hole (131) and an air conditioner second mounting hole (132) are formed in the air conditioner mounting bracket (13); a left air conditioner support (33) and a right air conditioner support (43) are respectively arranged on the left support rod assembly (3) and the right support rod assembly (4), a third air conditioner mounting hole (331) is formed in the left air conditioner support (33), a fourth air conditioner mounting hole (431) is formed in the right air conditioner support (43), and a vehicle air conditioner is fixed through the air conditioner mounting support (13), the left air conditioner support (33) and the right air conditioner support (43); the air duct butt joint hole comprises a first air duct butt joint hole (113), a second air duct butt joint hole (114) and a third air duct butt joint hole (115), wherein the first air duct butt joint hole (113) and the second air duct butt joint hole (114) are located on a front wall enclosing left upright post (16), a front wall enclosing right upright post (17), a front wall enclosing upper cross beam (15) and a front wall enclosing outer plate (11) surrounded by a front wall enclosing lower cross beam (18), and the third air duct butt joint hole (115) is arranged on the front wall enclosing outer plate (11) on the left side of the brake valve assembly accommodating hole (112).
5. The front end assembly of a commercial vehicle cab according to claim 1, wherein the front windshield lower cross beam assembly (2) is of an arc structure and comprises a left end portion, a middle portion and a right end portion, the two ends of the middle portion are respectively connected with the left end portion and the right end portion, the middle portion is provided with a front windshield mounting hole, and the front windshield mounting hole comprises a front windshield first mounting hole (221) and a front windshield second mounting hole (222) which are symmetrically arranged on a central line.
6. A commercial vehicle cab front end assembly according to claim 4, wherein the left end portion comprises a left outer panel (21) and a left inner panel (24) mutually supported, the middle portion comprises a middle outer panel (22) and a middle inner panel (25) mutually supported, the right end portion comprises a right outer panel (23) and a right inner panel (26) mutually supported, and the front windshield mounting holes (221, 222) are provided in the middle outer panel (22).
7. The front end assembly of a commercial vehicle cab according to claims 1 to 6, wherein the front end of the engine compartment sealing plate (5) has a structure adapted to the shape of the lower front windshield cross beam, the engine compartment sealing plate (5) is mounted on the lower front windshield cross beam assembly (2), the rear end of the engine compartment sealing plate is mounted on the upper portion of the front wall assembly (1), and a sealing device is arranged between the circumferential mounting surfaces.
8. The front end assembly of a commercial vehicle cab according to any one of claims 1 to 7, wherein the engine compartment sealing plate (5) is provided with a fourth air duct butt joint hole (51) and a fifth air duct butt joint hole (52).
9. The front end assembly of the cab of the commercial vehicle as claimed in any one of claims 1 to 8, comprising a front wall assembly (1), a front windshield lower beam assembly (2), a left support rod assembly (3), a right support rod assembly (4) and an engine compartment sealing plate (5); the front wall assembly comprises a front wall upper cross beam (15), a front wall lower cross beam (18), a front wall left upright post (16), a front wall right upright post (17) and a front wall outer plate (11); the front wall outer plate (11) is fixedly connected with a front wall left upright post (16), a front wall right upright post (17), a front wall upper cross beam (15) and a front wall lower cross beam (18); the front windshield lower beam assembly (2) comprises a front windshield lower beam left outer plate (21), a front windshield lower beam right outer plate (23) and a front windshield lower beam middle outer plate (22), and the front windshield lower beam assembly (2) also comprises a front windshield lower beam left inner plate (24), a front windshield lower beam right inner plate (26) and a front windshield lower beam middle inner plate (25); the left support rod assembly (3) comprises a left support rod (32), an upper left connecting plate (34), a lower left connecting plate (31) and a left air conditioner bracket (33) arranged on the left support rod (32); the right supporting rod assembly (4) comprises a right supporting rod (42), a right upper connecting plate (44), a right lower connecting plate (41) and a right air conditioner bracket (43) arranged on the right supporting rod (42); the front windshield lower beam assembly (2) is fixedly connected with the left side wall assembly and the right side wall assembly; the upper end of the left support rod assembly (3) is connected with the front windshield lower beam assembly (2) through an upper left connecting plate (34), and the lower end of the left support rod assembly (3) is connected with the lower end of the front wall assembly (1) through a lower left connecting plate (31); the upper end of the right supporting rod assembly (4) is connected with the front windshield lower beam assembly (2) through a right upper connecting plate (44), and the lower end of the right supporting rod assembly (4) is connected with the lower end of the front wall assembly (1) through a right lower connecting plate (41); the front end of the engine compartment sealing plate (5) is installed on the front windshield lower beam assembly (2), the rear end of the engine compartment sealing plate is installed on the upper portion of the front wall assembly (1), and a sponge strip is additionally arranged between the circumferential installation surfaces for sealing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010595718.5A CN113844547A (en) | 2020-06-28 | 2020-06-28 | A commercial vehicle cab front end assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010595718.5A CN113844547A (en) | 2020-06-28 | 2020-06-28 | A commercial vehicle cab front end assembly |
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| CN113844547A true CN113844547A (en) | 2021-12-28 |
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| CN202010595718.5A Pending CN113844547A (en) | 2020-06-28 | 2020-06-28 | A commercial vehicle cab front end assembly |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115366814A (en) * | 2022-09-19 | 2022-11-22 | 中国重汽集团济南动力有限公司 | Heavy-duty car cab with sealing structure |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115366814A (en) * | 2022-09-19 | 2022-11-22 | 中国重汽集团济南动力有限公司 | Heavy-duty car cab with sealing structure |
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