CN113858921B - Hollowed-out central control box - Google Patents

Hollowed-out central control box Download PDF

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Publication number
CN113858921B
CN113858921B CN202111143399.5A CN202111143399A CN113858921B CN 113858921 B CN113858921 B CN 113858921B CN 202111143399 A CN202111143399 A CN 202111143399A CN 113858921 B CN113858921 B CN 113858921B
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CN
China
Prior art keywords
cavity
framework
plate
air inlet
section
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CN202111143399.5A
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CN113858921A (en
Inventor
尹磊
付达政
阳晏
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Chongqing Changan Automobile Co Ltd
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Chongqing Changan Automobile Co Ltd
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Priority to CN202111143399.5A priority Critical patent/CN113858921B/en
Publication of CN113858921A publication Critical patent/CN113858921A/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60HARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
    • B60H1/00Heating, cooling or ventilating [HVAC] devices
    • B60H1/24Devices purely for ventilating or where the heating or cooling is irrelevant
    • B60H1/26Ventilating openings in vehicle exterior; Ducts for conveying ventilating air
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60RVEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R13/00Elements for body-finishing, identifying, or decorating; Arrangements or adaptations for advertising purposes
    • B60R13/06Sealing strips
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60RVEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R7/00Stowing or holding appliances inside vehicle primarily intended for personal property smaller than suit-cases, e.g. travelling articles, or maps
    • B60R7/04Stowing or holding appliances inside vehicle primarily intended for personal property smaller than suit-cases, e.g. travelling articles, or maps in driver or passenger space, e.g. using racks

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Air-Flow Control Members (AREA)
  • Duct Arrangements (AREA)

Abstract

The utility model discloses a hollowed-out type central control box which comprises a left cover plate, a lower body framework, a right cover plate and a front end air pipe, wherein the left cover plate and the right cover plate are respectively arranged at the left side and the right side of the lower body framework; a first cavity serving as an air channel is formed between the left side of the lower body framework and the left side cover plate, a second cavity serving as an air channel is formed between the right side of the lower body framework and the right side cover plate, and the first cavity and the second cavity are communicated with the front-end air pipe. The utility model can ensure that the hollow area has larger storage use space and optimize the space arrangement below the hollow area.

Description

Hollowed-out central control box
Technical Field
The utility model relates to an automobile central control box, in particular to a hollowed-out central control box.
Background
With the wide use of automobiles, users have increasingly demanded space experience for automobiles. The central control box is an important component part of the automobile, and the space utilization rate is improved while the functional operation is met, so that better driving experience can be brought to users, and in order to improve the riding comfort of rear passengers, part of the automobile is provided with an air pipe for guiding air-conditioning airflow to the rear passengers. Because of adopting the hollow accuse case scheme, the vertical altitude space in well accuse case hollow out construction below is less, when other car spare part needs to be arranged to the hollow out area below then can't satisfy the tuber pipe and arrange the problem.
CN202573724U discloses an air duct structure of a central control box of an automobile, comprising a central control box body, a front end air duct, an air outlet assembly and a storage box arranged in the central control box body, wherein an upper baffle and a lower baffle are arranged in a gap between the inner side wall of the central control box body and the outer side wall of the storage box, the baffles penetrate through the gap of the whole storage box from front to back, and the upper baffle and the lower baffle form an air duct with the inner side wall of the central control box body and the outer side wall of the storage box; one end of the ventilating duct is communicated with the front-end air pipe, and the other end of the ventilating duct is communicated with the air outlet assembly. This accuse case wind channel structure in car is through replacing the tuber pipe with the air duct that upper and lower baffle and the lateral wall of storing box and the inside wall of well accuse case constitute, and the air current that the front end tuber pipe blown out is passed through this air duct and is conveyed to the air outlet assembly, has solved because of can't arrange the tuber pipe in the space that forms between well accuse case body and storing box or can only arrange the less tuber pipe of diameter and bring out the wind effect poor, and the problem that sends the abnormal sound when traveling. However, the utility model only solves the problem of arrangement of air-conditioning pipelines in the storage box area of the central control box, but does not solve the problem of arrangement of the bottom space of the hollow area of the hollow central control box, and the space of the storage box is not expanded.
Disclosure of Invention
In view of the above, the utility model aims to overcome the defects in the prior art, and provides a hollowed-out type central control box which can ensure that a hollowed-out area has a larger storage use space and optimize the space arrangement below the hollowed-out area.
The utility model discloses a hollowed-out type central control box which comprises a left cover plate, a lower body framework, a right cover plate and a front end air pipe, wherein the left cover plate and the right cover plate are respectively arranged at the left side and the right side of the lower body framework; a first cavity serving as an air channel is formed between the left side of the lower body framework and the left side cover plate, a second cavity serving as an air channel is formed between the right side of the lower body framework and the right side cover plate, and the first cavity and the second cavity are communicated with the front-end air pipe.
Further, the lower body framework further comprises a framework transition section, the front side and the rear side of the framework transition section are respectively connected with the framework front section and the framework rear section, and the height of the framework transition section is reduced from back to front.
Further, a left upper partition plate and a left lower partition plate are arranged on the left side of the lower body framework, and a first cavity is formed among the left outer wall of the lower body framework, the left upper partition plate, the left lower partition plate and the left cover plate; the right side of lower body skeleton is provided with baffle and right side and goes down the baffle, the right side outer wall of lower body skeleton right side go up the baffle right side down the baffle with form the second cavity between the right side cover plate.
Further, the front section of the framework comprises a front section bottom plate, a left flanging arranged on the left side of the front section bottom plate and a right flanging arranged on the right side of the front section bottom plate, and the left flanging and the right flanging are both bent upwards to enable the front section of the framework to form a structure with a section of ︺; the right end of the left upper baffle plate is connected with the middle part of the left flanging, and the left end of the left upper baffle plate is connected with the left cover plate; the left lower partition plate comprises a transverse plate and a longitudinal plate, the upper end of the longitudinal plate is connected with the front section bottom plate, the right end of the transverse plate is connected with the lower end of the longitudinal plate, a gap is formed between the transverse plate and the front section bottom plate, and the left end of the transverse plate is connected with the left side cover plate; the right upper partition plate is symmetrical with the left upper partition plate, and the right lower partition plate is symmetrical with the left lower partition plate.
Further, the first cavity and the second cavity are of structures with small front and big rear, and the positions of the first cavity and the second cavity on the back section of the framework are higher than those of the first cavity and the second cavity on the front section of the framework, a total air outlet is formed in the rear portion of the back section of the framework, and the rear ends of the first cavity and the second cavity are communicated with the outside through the total air outlet.
Further, left sealing cotton is arranged on the left cover plate at a position corresponding to the first cavity, and the left sealing cotton can cover the first cavity; and right sealing cotton is arranged on the right cover plate at a position corresponding to the second cavity, and can cover the second cavity.
Further, a left side air inlet and a right side air inlet which are used for being connected with the front end air pipe are arranged in the front section of the framework, the left side air inlet is communicated with the first cavity, and the right side air inlet is communicated with the second cavity.
Further, the front-end air pipe comprises a total air inlet, a left air outlet and a right air outlet, wherein the total air inlet is used for being connected with an instrument board, the left air outlet is connected with the left air inlet, and the right air outlet is connected with the right air inlet.
Further, spaces for arranging parts are formed between the left air outlet and the right air outlet, between the left air inlet and the right air inlet, and between the first cavity and the second cavity.
Further, a left sealing ring is arranged between the left air outlet and the left air inlet, and a right sealing ring is arranged between the right air outlet and the right air inlet.
The beneficial effects of the utility model are as follows: (1) According to the utility model, the height of the framework transition section from the back to the front is reduced, so that the upper surface of the framework front section is low in ground clearance, a larger hollow area can be formed above the framework front section, a larger storage use space is ensured in the hollow area, meanwhile, a first cavity and a second cavity are formed below the hollow area, a front-end air pipe does not need to extend into the lower part of the hollow area, and the space arrangement below the hollow area is optimized; (2) The left upper baffle, the left lower baffle, the right upper baffle and the right lower baffle are integrated on the lower body framework, and independent air pipes are not required to be installed, so that the occupied space of the first cavity and the second cavity is reduced, the storage use space of a hollowed-out area is further increased, and the die can be conveniently processed and molded; (3) Through reasonable design of the structures of the right lower partition plate and the left lower partition plate, the distance between the transverse plate and the front section bottom plate and the distance between the transverse plate and the left upper partition plate are reduced, so that the ground clearance of the front section bottom plate is reduced, the ground clearance of the upper surface of the front section of the framework is reduced while the size of the second space is finally ensured, and the storage use space of a hollowed-out area above the front section of the framework is increased; (4) The communicated spaces between the left air outlet and the right air outlet, between the left air inlet and the right air inlet and between the first cavity and the second cavity can be used for arranging parts, so that the arrangement below the hollowed-out area is more compact, and the storage use space of the hollowed-out area is further increased; (5) The air conditioner condensed water is prevented from flowing out from the main air outlet in summer to influence the riding comfort of the rear passengers.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic diagram of the connection structure of the front-end air duct and the lower body framework of the present utility model;
FIG. 3 is a schematic view of the front-end duct according to the present utility model;
FIG. 4 is a schematic structural view of a lower body skeleton according to the present utility model;
FIG. 5 is a second schematic structural view of the lower body skeleton of the present utility model;
FIG. 6 is a schematic cross-sectional view of the present utility model at the anterior segment of the armature;
FIG. 7 is a schematic view of the left side cover plate of the present utility model;
FIG. 8 is a schematic view of the structure of the left side sealing cotton of the present utility model;
FIG. 9 is a schematic view of the right side cover plate of the present utility model;
fig. 10 is a schematic structural view of the right side sealing cotton of the present utility model.
Reference numerals illustrate:
1-a front-end air pipe, 11-a total air inlet, 12-a left air outlet and 13-a right air outlet;
the device comprises a lower body framework 2-, a framework front section 21-, a front section bottom plate 211-, a left flanging 212-a right flanging 213-a framework transition section 22-a framework rear section 23-a total air outlet 231-a left upper partition plate 24-a left lower partition plate 25-a left lower partition plate 251-a transverse plate 252-a longitudinal plate 26-a right upper partition plate 27-a right lower partition plate 28-a left air inlet 281-a left sealing ring 29-a right air inlet 291-a right sealing ring;
3-left cover plate and 31-left sealing cotton;
4-right cover plate, 41-right sealing cotton;
51-first cavity, 52-second cavity.
Detailed Description
The present utility model will be described in detail with reference to the accompanying drawings.
As shown in fig. 1-10, the hollowed-out central control box in this embodiment includes a left side cover 3, a lower body skeleton 2, a right side cover 4 and a front end air duct 1, where the left side cover 3 and the right side cover 4 are respectively disposed on left and right sides of the lower body skeleton 2, the lower body skeleton 2 includes a skeleton front section 21 and a skeleton rear section 23 disposed on a rear side of the skeleton front section 21, an upper surface ground clearance height of the skeleton front section 21 is smaller than an upper surface ground clearance height of the skeleton rear section 23, and a hollowed-out structure is formed above the skeleton front section 21 and with the left side cover 3 and the right side cover 4; a first cavity 51 serving as an air duct is formed between the left side of the lower body framework 2 and the left side cover plate 3, a second cavity 52 serving as an air duct is formed between the right side of the lower body framework 2 and the right side cover plate 4, and the first cavity 51 and the second cavity 52 are communicated with the front-end air pipe 1; in this embodiment, the lower body skeleton 2 further includes a skeleton transition section 22, and front and rear sides of the skeleton transition section 22 are respectively connected with the skeleton front section 21 and the skeleton rear section 23, and the skeleton transition section 22 is lowered from the rear to the front. The front-end duct 1 is connected to the instrument panel, and the air flow from the air conditioner flows from the instrument panel through the front-end duct 1 to the first cavity 51 and the second cavity 52, respectively, and then to the rear passengers. The upper surface of the framework front section 21 is enabled to be low in ground clearance through the reduction of the height of the framework transition section 22 from the back to the front, so that the upper side of the framework front section 21 can be provided with a larger hollow area, the hollow area is guaranteed to have a larger storage using space, meanwhile, the lower side of the hollow area is also provided with a first cavity 51 and a second cavity 52, the front-end air pipe 1 does not need to extend into the lower side of the hollow area, and the space arrangement of the lower side of the hollow area is optimized.
In this embodiment, as shown in fig. 4 to 6, the left side of the lower body skeleton 2 is provided with a left upper partition 24 and a left lower partition 25, and a first cavity 51 is formed between the left outer wall of the lower body skeleton 2, the left upper partition 24, the left lower partition 25 and the left cover 3; the right side of the lower body skeleton 2 is provided with a right side upper partition plate 26 and a right side lower partition plate 27, and a second cavity 52 is formed between the right side outer wall of the lower body skeleton 2, the right side upper partition plate 26, the right side lower partition plate 27 and the right side cover plate 4. The left side upper baffle 24, the left side lower baffle 25, the right side upper baffle 26, the right side lower baffle 27 are all integrated on the lower body skeleton 2, need not install independent tuber pipe, reduce first cavity 51 and second cavity 52 occupation space, further increase hollow area's storing usage space, the left side outer wall of lower body skeleton 2, the left side upper baffle 24 forms trilateral enclosed construction with the left side lower baffle 25, the opening direction is towards left side apron 3, the right side outer wall of lower body skeleton 2, the right side upper baffle 26 and the right side lower baffle 27 form trilateral enclosed construction, the opening direction is towards right side apron 4, can be convenient for mould machine shaping.
In this embodiment, as shown in fig. 6, the front section 21 of the skeleton includes a front bottom plate 211, a left flange 214 disposed on the left side of the front bottom plate 211, and a right flange 213 disposed on the right side of the front bottom plate 211, where the left flange 214 and the right flange 213 are both bent upward to form a structure with a section of "︺" on the front section 21 of the skeleton; the right end of the left upper partition plate 24 is connected with the middle part of the left flanging 214, and the left end of the left upper partition plate 24 is connected with the left cover plate 3; the left lower partition plate 25 comprises a transverse plate 251 and a longitudinal plate 252, the upper end of the longitudinal plate 252 is connected with the front section bottom plate 211, the right end of the transverse plate 251 is connected with the lower end of the longitudinal plate 252, a gap is formed between the transverse plate 251 and the front section bottom plate 211, and the left end of the transverse plate 251 is connected with the left side cover plate 3; the right upper partition 26 is symmetrical to the left upper partition 24, and the right lower partition 27 is symmetrical to the left lower partition 25. The cross-section of the cross-plate 251 and the longitudinal plate 252 is in a # -shaped structure, the cross-plate 251 extends below the front-section bottom plate 211, the width of the first cavity 51 in the left-right direction is increased, so that the size of the first cavity 51 is increased, sufficient space is ensured for air flow, meanwhile, the width of the first cavity 51 in the left-right direction is increased, the height of the first cavity 51 in the up-down direction can be reduced, the distance between the cross-plate 251 and the front-section bottom plate 211 and the distance between the cross-plate 251 and the left-side upper partition plate 24 are reduced, and the distance between the cross-plate 251 and the front-section bottom plate 211 and the distance between the cross-plate 251 and the left-side upper partition plate 24 are increased through the left-side flanging 214, so that the ground clearance of the front-section bottom plate 211 is reduced, the upper surface ground clearance of the framework front section 21 is reduced, and the storage use space of a hollowed-out area above the framework front section 21 is increased.
In this embodiment, as shown in fig. 4 and 5, the first cavity 51 and the second cavity 52 are both in a structure with a small front and a large rear, and the positions of the first cavity 51 and the second cavity 52 on the skeleton rear section 23 are higher than the positions of the first cavity 51 and the second cavity 52 on the skeleton front section 21, the rear part of the skeleton rear section 23 is provided with a total air outlet 231, and the rear ends of the first cavity 51 and the second cavity 52 are both communicated with the outside through the total air outlet 231. The structure with the small front part and the big back part is used for guaranteeing the ground clearance of the front section bottom plate 211 and guaranteeing a larger hollowed-out area above the front section 21 of the framework. The first cavity 51 and the second cavity 52 on the framework transition section 22 are in an inclined shape with a lower front and a higher rear, the first cavity 51 and the second cavity 52 on the framework rear section 23 are positioned higher, and the position of the total air outlet 231 in the up-down direction is also positioned in the middle of the framework rear section 23, so that most of summer air conditioner condensed water can be collected in the first cavity 51 and the second cavity 52 on the framework front section 21, and the influence on the riding comfort of passengers in the rear row caused by the outflow of the summer air conditioner condensed water from the total air outlet 231 is prevented.
In this embodiment, as shown in fig. 6 to 10, a left sealing cotton 31 is disposed on the left cover plate 3 at a position corresponding to the first cavity 51, and the left sealing cotton 31 can cover the first cavity 51; the right cover plate 4 is provided with a right sealing cotton 41 at a position corresponding to the second cavity 52, and the right sealing cotton 41 can cover the second cavity 52. After the left cover plate 3 and the right cover plate 4 are connected with the lower body framework 2, the left sealing cotton 31 covers the first cavity 51, the right cover plate 4 covers the second cavity 52, the tightness of the first cavity 51 and the second cavity 52 can be improved, and the summer air conditioner condensed water can be adsorbed.
In this embodiment, as shown in fig. 2 to 5, a left air inlet 28 and a right air inlet 29 for connecting with the front air duct 1 are provided in the front section 21 of the framework, the left air inlet 28 is communicated with the first cavity 51, and the right air inlet 29 is communicated with the second cavity 52. The left air inlet 28 and the right air inlet 29 are tubular, so as to be conveniently in butt joint with the front-end air pipe 1.
In this embodiment, as shown in fig. 3, the front air duct 1 includes a main air inlet 11, a left air outlet 12, and a right air outlet 13, the main air inlet 11 is used for connecting with an instrument panel, the left air outlet 12 is connected with a left air inlet 28, and the right air outlet 13 is connected with a right air inlet 29. The total air inlet 11, the left air outlet 12 and the right air outlet 13 form a three-way structure, and air flow from the air conditioner flows from the instrument panel to the left air outlet 12 and the right air outlet 13 through the total air inlet 11, then flows to the left air inlet 28 and the right air inlet 29, then flows to the first cavity 51 and the second cavity 52, and finally flows to the rear passengers through the total air outlet 231; in this embodiment, as shown in fig. 3, the openings of the total air inlet 11 are upward, and the openings of the left air outlet 12 and the right air outlet 13 are both rearward. The main air outlet 231 is connected with the instrument panel, and the opening of the main air inlet 11 faces the instrument panel, so that the dimension of the front-end air pipe 1 in the up-down direction is ensured to meet the requirement.
In the present embodiment, spaces for arranging parts are formed between the left air outlet 12 and the right air outlet 13, between the left air inlet 28 and the right air inlet 29, and between the first cavity 51 and the second cavity 52. The left air outlet 12 and the right air outlet 13 are respectively positioned at two sides of the total air inlet 21 to form a herringbone structure; the left air inlet 28 and the right air inlet 29 are arranged at intervals, and a space is arranged between the left air inlet and the right air inlet; a space is also provided between the left lower partition plate 25 and the right lower partition plate 27; therefore, the communicated spaces between the left air outlet 12 and the right air outlet 13, between the left air inlet 28 and the right air inlet 29 and between the first cavity 51 and the second cavity 52 can be used for arranging parts, so that the arrangement below the hollowed-out area is more compact, and the storage use space of the hollowed-out area is further increased.
In the present embodiment, as shown in fig. 3 and 4, a left seal ring 281 is provided between the left air outlet 12 and the left air inlet 28, and a right seal ring 291 is provided between the right air outlet 13 and the right air inlet 29. The left seal 281 can ensure sealing performance between the left air outlet 12 and the left air inlet 28, and the right seal 291 can ensure sealing performance between the right air outlet 13 and the right air inlet 29.
Finally, it is noted that the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications and equivalents may be made thereto without departing from the spirit and scope of the technical solution of the present utility model, which is intended to be covered by the scope of the claims of the present utility model.

Claims (7)

1. The utility model provides a accuse case in fretwork formula, includes front end tuber pipe (1), lower body skeleton (2), left side cover (3) and right side apron (4), left side apron (3) and right side apron (4) set up respectively the left and right sides of lower body skeleton (2), its characterized in that: the lower body framework (2) comprises a framework front section (21) and a framework rear section (23) arranged at the rear side of the framework front section (21), the upper surface ground clearance height of the framework front section (21) is smaller than the upper surface ground clearance height of the framework rear section (23), and a hollowed-out structure is formed by the upper part of the framework front section (21), the left side cover plate (3) and the right side cover plate (4); a first cavity (51) serving as an air channel is formed between the left side of the lower body framework (2) and the left side cover plate (3), a second cavity (52) serving as an air channel is formed between the right side of the lower body framework (2) and the right side cover plate (4), and the first cavity (51) and the second cavity (52) are communicated with the front-end air pipe (1);
the lower body framework (2) further comprises a framework transition section (22), wherein the front side and the rear side of the framework transition section (22) are respectively connected with the framework front section (21) and the framework rear section (23), and the height of the framework transition section (22) is reduced from back to front;
a left upper partition plate (24) and a left lower partition plate (25) are arranged on the left side of the lower body framework (2), and a first cavity (51) is formed among the left outer wall of the lower body framework (2), the left upper partition plate (24), the left lower partition plate (25) and the left cover plate (3); a right upper partition plate (26) and a right lower partition plate (27) are arranged on the right side of the lower body framework (2), and a second cavity (52) is formed among the right outer wall of the lower body framework (2), the right upper partition plate (26), the right lower partition plate (27) and the right cover plate (4);
the framework front section (21) comprises a front section bottom plate (211), a left flanging (214) arranged on the left side of the front section bottom plate (211) and a right flanging (213) arranged on the right side of the front section bottom plate (211), and the left flanging (214) and the right flanging (213) are both bent upwards to enable the framework front section (21) to form a structure with a section of ︺; the right end of the left upper partition plate (24) is connected with the middle part of the left flanging (214), and the left end of the left upper partition plate (24) is connected with the left cover plate (3); the left lower partition plate (25) comprises a transverse plate (251) and a longitudinal plate (252), the upper end of the longitudinal plate (252) is connected with the front-section bottom plate (211), the right end of the transverse plate (251) is connected with the lower end of the longitudinal plate (252), a gap is formed between the transverse plate (251) and the front-section bottom plate (211), and the left end of the transverse plate (251) is connected with the left side cover plate (3); the right upper partition (26) is symmetrical to the left upper partition (24), and the right lower partition (27) is symmetrical to the left lower partition (25).
2. The hollowed-out center control box according to claim 1, wherein: the first cavity (51) and the second cavity (52) are of a structure with a small front part and a big rear part, the positions of the first cavity (51) and the second cavity (52) on the framework rear section (23) are higher than those of the first cavity (51) and the second cavity (52) on the framework front section (21), a total air outlet (231) is formed in the rear part of the framework rear section (23), and the rear ends of the first cavity (51) and the second cavity (52) are communicated with the outside through the total air outlet (231).
3. The hollowed-out center control box according to claim 1, wherein: a left sealing cotton (31) is arranged on the left cover plate (3) at a position corresponding to the first cavity (51), and the left sealing cotton (31) can cover the first cavity (51); a right sealing cotton (41) is arranged on the right cover plate (4) at a position corresponding to the second cavity (52), and the right sealing cotton (41) can cover the second cavity (52).
4. The hollowed-out center control box according to claim 1, wherein: the inside of skeleton anterior segment (21) is provided with left side air inlet (28) and right side air inlet (29) that are used for with front end tuber pipe (1) are connected, left side air inlet (28) with first cavity (51) are linked together, right side air inlet (29) with second cavity (52) are linked together.
5. The hollowed-out center control box according to claim 4, wherein: the front-end air pipe (1) comprises a total air inlet (11), a left air outlet (12) and a right air outlet (13), wherein the total air inlet (11) is used for being connected with an instrument board, the left air outlet (12) is connected with a left air inlet (28), and the right air outlet (13) is connected with a right air inlet (29).
6. The hollowed-out center control box according to claim 5, wherein: spaces for arranging parts are formed between the left air outlet (12) and the right air outlet (13), between the left air inlet (28) and the right air inlet (29) and between the first cavity (51) and the second cavity (52).
7. The hollowed-out center control box according to claim 5, wherein: a left sealing ring (281) is arranged between the left air outlet (12) and the left air inlet (28), and a right sealing ring (291) is arranged between the right air outlet (13) and the right air inlet (29).
CN202111143399.5A 2021-09-28 2021-09-28 Hollowed-out central control box Active CN113858921B (en)

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CN202111143399.5A CN113858921B (en) 2021-09-28 2021-09-28 Hollowed-out central control box

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CN113858921A CN113858921A (en) 2021-12-31
CN113858921B true CN113858921B (en) 2023-09-08

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