CN109278495B - Overhead air conditioner bottom shell for vehicle - Google Patents
Overhead air conditioner bottom shell for vehicle Download PDFInfo
- Publication number
- CN109278495B CN109278495B CN201811208081.9A CN201811208081A CN109278495B CN 109278495 B CN109278495 B CN 109278495B CN 201811208081 A CN201811208081 A CN 201811208081A CN 109278495 B CN109278495 B CN 109278495B
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- CN
- China
- Prior art keywords
- bottom shell
- air conditioner
- drain pan
- shell
- structural beam
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
- B60H1/00—Heating, cooling or ventilating [HVAC] devices
- B60H1/00357—Air-conditioning arrangements specially adapted for particular vehicles
- B60H1/00385—Air-conditioning arrangements specially adapted for particular vehicles for vehicles having an electrical drive, e.g. hybrid or fuel cell
- B60H1/00392—Air-conditioning arrangements specially adapted for particular vehicles for vehicles having an electrical drive, e.g. hybrid or fuel cell for electric vehicles having only electric drive means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
- B60H1/00—Heating, cooling or ventilating [HVAC] devices
- B60H1/00507—Details, e.g. mounting arrangements, desaeration devices
- B60H1/00514—Details of air conditioning housings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
- B60H1/00—Heating, cooling or ventilating [HVAC] devices
- B60H1/00507—Details, e.g. mounting arrangements, desaeration devices
- B60H1/00514—Details of air conditioning housings
- B60H1/00528—Connections between housing parts
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/80—Technologies aiming to reduce greenhouse gasses emissions common to all road transportation technologies
- Y02T10/88—Optimized components or subsystems, e.g. lighting, actively controlled glasses
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Air-Conditioning For Vehicles (AREA)
Abstract
The invention relates to the technical field of vehicle air conditioners, and discloses a top-mounted vehicle air conditioner bottom shell. The overhead vehicle air conditioner drain pan includes first drain pan, second drain pan and structural beam, and first drain pan is used for assembling evaporimeter and compressor, and the second drain pan is used for assembling the condenser, and the second drain pan is connected with first drain pan detachably, and structural beam runs through the bottom that sets up at first drain pan and the bottom of second drain pan. The invention provides a detachable bottom shell assembly, which can effectively enlarge the area of a bottom shell compared with an integrally formed structure, thereby being applicable to larger vehicles and meeting the requirements of lifting, transferring and installing an air conditioner and assembling a large heat exchanger. The bottom of the bottom shell is provided with the structural beam, so that the overall structural strength of the bottom shell can be effectively improved, the bearing capacity of the bottom shell is improved, and a larger heat exchange core body and electric compressors of various brands can be assembled in the shell, so that the heat exchange capacity requirements of pure electric vehicles such as 10m-14m buses, tourist buses and airport ferry buses are met.
Description
Technical Field
The invention relates to the technical field of vehicle air conditioners, in particular to a top-mounted vehicle air conditioner bottom shell.
Background
Currently, a passenger car multi-configuration overhead air conditioner on the market adopts an LFT (long fiber reinforced thermoplastic material, long Fiber reinforced Thermoplastics) mould pressing bottom shell, which are all of an integrated structure. Because of the limitation of production equipment, large-scale molding equipment (5000 tons) can only mold structural parts with the projection area smaller than 4 square meters, and structural parts exceeding the area cannot be molded, so that an air conditioner bottom shell with a large area cannot be molded, and an air conditioner component with a larger volume cannot be assembled; on the other hand, the main stream of pure electric air conditioner in the current market has the weight of about 250kg-400kg, the bearing requirement on the air bottom shell is higher, and the existing integrated LFT bottom shell has poor strength and cannot bear the weight.
Therefore, there is a need to design a top-mounted air conditioner bottom shell for vehicles to solve the technical problems of small area and low strength of the integrated LFT bottom shell in the prior art.
Disclosure of Invention
The invention aims to provide a top-mounted vehicle air conditioner bottom shell which is large in area and effectively improved in strength.
To achieve the purpose, the invention adopts the following technical scheme:
an overhead vehicle air conditioner drain pan, comprising:
a first bottom case for assembling the evaporator and the compressor;
the second bottom shell is used for assembling the condenser and is detachably connected with the first bottom shell;
and the structural beam penetrates through the bottom of the first bottom shell and the bottom of the second bottom shell.
As the preferable technical scheme of the air conditioner bottom shell for the overhead vehicle, the first bottom shell and the second bottom shell are spliced.
As the preferable technical scheme of the air conditioner bottom shell for the overhead vehicle, one of the first bottom shell and the second bottom shell is provided with a connecting groove, and the other is provided with a connecting lug, and the connecting groove is spliced and matched with the connecting lug.
As the preferable technical scheme of the air conditioner bottom shell for the overhead vehicle, the connecting groove is a trapezoid groove, the connecting lug is a trapezoid lug, and the trapezoid groove is attached to the trapezoid lug.
As the preferable technical scheme of the overhead vehicle air conditioner bottom shell, the joint of the connecting groove and the connecting lug is provided with a first fastening piece.
As the preferable technical scheme of the overhead vehicle air conditioner bottom shell, the structural beams comprise two structural beams which are respectively arranged at two opposite edges of the air conditioner bottom shell along the length direction of the air conditioner bottom shell.
As the preferable technical scheme of the overhead vehicle air conditioner bottom shell, the edge bottom of the first bottom shell and the edge bottom of the second bottom shell are respectively provided with a containing groove, and the containing grooves are used for installing the structural beams.
As the preferable technical scheme of the air conditioner bottom shell for the overhead vehicle, the structural beam is U-shaped and comprises a bottom and two side parts, and the bottom is fixed at the bottom of the accommodating groove.
As the preferable technical scheme of the overhead vehicle air conditioner bottom shell, the structural beam is fixed in the accommodating groove through the second fastening piece, the opening of the accommodating groove is downward, and the second fastening piece sequentially penetrates through the structural beam and the air conditioner bottom shell from bottom to top.
As the preferable technical scheme of the air conditioner bottom shell for the overhead vehicle, the structural beam is made of aluminum alloy.
Compared with the prior art, the invention has the advantages that:
the invention provides an overhead vehicle air conditioner bottom shell which comprises a first bottom shell, a second bottom shell and a structural beam, wherein the first bottom shell is used for assembling an evaporator and a compressor, the second bottom shell is used for assembling a condenser, the second bottom shell is detachably connected with the first bottom shell, and the structural beam is arranged at the bottom of the first bottom shell and the bottom of the second bottom shell in a penetrating way. This overhead vehicle air conditioner drain pan provides a drain pan assembly of detachable connection, compares in integrated into one piece structure among the prior art, and split type structure can effectively increase the area of drain pan to be applicable to bigger vehicle, can satisfy the assembly of lifting by crane, transportation, installation and large-scale heat exchanger of air conditioner. The bottom of the bottom shell is provided with the structural beam, so that the overall structural strength of the bottom shell can be effectively improved, the bearing capacity of the bottom shell is improved, and a larger heat exchange core body and electric compressors of various brands can be assembled in the shell, so that the heat exchange capacity requirements of pure electric vehicles such as 10m-14m buses, tourist buses and airport ferry buses are met.
Drawings
FIG. 1 is an exploded view of an overhead vehicle air conditioner pan provided in accordance with an embodiment of the present invention;
fig. 2 is a top view of an air conditioning pan for overhead vehicles according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a joint of a bottom shell of an overhead vehicle air conditioner according to an embodiment of the present invention;
FIG. 4 is a schematic view of a portion of a first bottom shell according to an embodiment of the present invention;
FIG. 5 is a front view of an overhead vehicle air conditioner pan provided in accordance with an embodiment of the present invention;
FIG. 6 is an enlarged view of a portion of FIG. 5 at A;
fig. 7 is a schematic view of the installation of a structural beam provided in an embodiment of the present invention.
In the figure:
1-a first bottom shell; 2-a second bottom case; 3-structural beams; 4-connecting grooves; 5-connecting the bump; 6-a first fastener; 7-a second fastener.
Detailed Description
The technical scheme of the invention is further described below with reference to the attached drawings and the embodiments. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting thereof. It should be further noted that, for convenience of description, only some, but not all of the drawings related to the present invention are shown.
As shown in fig. 1 and 2, the present embodiment provides an air conditioner bottom shell for a top-mounted vehicle, which includes a first bottom shell 1, a second bottom shell 2 and a structural beam 3, wherein the first bottom shell 1 is used for assembling an evaporator and a compressor, the second bottom shell 2 is used for assembling a condenser, the second bottom shell 2 is detachably connected with the first bottom shell 1, and the structural beam 3 is arranged at the bottom of the first bottom shell 1 and the bottom of the second bottom shell 2 in a penetrating manner.
The embodiment provides an overhead vehicle air conditioner drain pan provides a drain pan assembly of detachable connection, compares the drain pan of integral structure among the prior art, and split type structure can effectively increase the area of drain pan to be applicable to bigger vehicle, can satisfy the lifting by crane of air conditioner, transport, installation and large-scale heat exchanger's assembly problem. The bottom of the bottom shell can effectively improve the overall structural strength of the bottom shell by arranging the structural beam 3, so that the bearing capacity of the bottom shell is improved, and a larger heat exchange core body and electric compressors of various brands can be assembled in the shell to meet the heat exchange quantity requirements of pure electric vehicles such as buses of 10m-14m, tourist buses, airport ferry buses and the like.
Specifically, the first bottom case 1 and the second bottom case 2 are assembled together. Compared with other connecting structures, the splicing structure is simple in structure and easy to process, and positioning can be realized.
Further, as shown in fig. 3 to 6, one of the first bottom case 1 and the second bottom case 2 is provided with a connection groove 4, and the other is correspondingly provided with a connection protrusion 5, and the connection groove 4 is spliced and matched with the connection protrusion 5. In the present embodiment, the connection bump 5 is provided on the first bottom case 1, and the connection groove 4 is provided on the second bottom case 2.
More preferably, the connecting groove 4 is a trapezoid groove, the connecting lug 5 is a trapezoid lug, and the trapezoid groove is attached to the trapezoid lug. The trapezoidal structure has the advantages that on one hand, the two inclined planes can play a role in positioning and limiting, so that the accuracy of the splicing positions of the first bottom shell 1 and the second bottom shell 2 is guaranteed, on the other hand, a certain guiding effect can be achieved, assembly and splicing of the first bottom shell 1 and the second bottom shell 2 are facilitated, and the operation convenience is improved.
In this embodiment, as shown in two places B and C in fig. 6, the contact surfaces of the first bottom shell 1 and the second bottom shell 2 at the splicing place are attached to meet the requirement of tight thread joint; meanwhile, the front end surface of the connection bump 5 of the first bottom shell 1 is in clearance fit with the opposite surface of the second bottom shell 2, as shown at D in fig. 6, where an assembly clearance is reserved to avoid the problem of no assembly.
The splice of the connecting groove 4 and the connecting projection 5 is provided with a first fastener 6 to further improve the connection stability. The first fastener 6 in the present embodiment is preferably a bolt.
In this embodiment, three connection bumps 5 are disposed on the first bottom shell 1, wherein one connection bump 5 has the largest volume, and is disposed at a middle position of the splicing side of the first bottom shell 1, and the other two connection bumps 5 are symmetrically disposed about the middle connection bump 5. Three matched connecting grooves 4 are arranged at corresponding positions on the second bottom shell 2. Three first fasteners 6 are uniformly distributed on the middle connecting convex blocks 5 and the connecting grooves 4, one is arranged on each side, and the first bottom shell 1 and the second bottom shell 2 are firmly connected together by arranging five fixing points. It should be understood that the number of the first fasteners 6 may be selected according to the specific material, thickness, size, etc. of the bottom shell, which is not illustrated in the present embodiment.
The structural beams 3 in this embodiment include two structural beams, which are respectively disposed at two opposite edges of the air conditioner bottom shell along the length direction of the air conditioner bottom shell.
As shown in fig. 7, the edge of the first bottom case 1 and the edge bottom of the second bottom case 2 are provided with receiving grooves, the openings of which are downward, for mounting the structural beams 3. Specifically, the structural beam 3 is U-shaped and comprises a bottom and two side parts, wherein the bottom is fixed at the bottom of the accommodating groove, and the side parts are preferably flat with the top of the accommodating groove. The structure ensures that the structural beam 3 is installed in the bottom shell in an embedded mode, thereby ensuring the structural integrity and improving the appearance aesthetic property. In other embodiments, the opening of the receiving groove may be oriented in other directions, as long as the structural beam 3 can be assembled.
The structural beam 3 is fixed in the accommodating groove through a second fastening piece 7, and the second fastening piece 7 sequentially penetrates through the structural beam 3 and the air conditioner bottom shell from bottom to top, and a space is reserved above the structural beam 3 and the air conditioner bottom shell and is used for assembling an air conditioner top cover. In the present embodiment, the second fastener 7 is preferably a bolt.
In this embodiment, the first bottom shell 1 and the second bottom shell 2 are both formed by LFT compression molding, and the structural beam 3 is made of an aluminum alloy. The structural beam 3 is subjected to CAE modal analysis on mechanical properties, and is subjected to structural optimization and lightweight design, so that the lightweight requirement of the bottom shell can be met, and the strength of the bottom shell can be improved. Through verification, the projection surface of the overhead vehicle air conditioner bottom shell provided by the embodiment can reach about 8 square meters, and the internal bearing capacity is not lower than 400kg, so that a larger heat exchange core body and electric compressors of various brands can be assembled on the bottom shell, and the requirement of higher heat exchange capacity is met.
It should be understood that the above-described embodiments of the present invention are provided by way of example only and are not intended to limit the present invention. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the invention are desired to be protected by the following claims.
Claims (6)
1. An overhead vehicle air conditioner drain pan, characterized by comprising:
a first bottom shell (1) for assembling an evaporator and a compressor;
a second bottom shell (2) for assembling a condenser, the second bottom shell (2) being detachably connected with the first bottom shell (1);
a structural beam (3) penetrating through the bottom of the first bottom shell (1) and the bottom of the second bottom shell (2); the structural beam (3) is made of an aluminum alloy;
the first bottom shell (1) is spliced with the second bottom shell (2);
one of the first bottom shell (1) and the second bottom shell (2) is provided with a connecting groove (4), the other is provided with a connecting lug (5), and the connecting groove (4) is spliced and matched with the connecting lug (5);
the splice of the connecting groove (4) and the connecting lug (5) is provided with a first fastener (6).
2. The air conditioner bottom shell for the overhead vehicle according to claim 1, wherein the connecting groove (4) is a trapezoid groove, the connecting lug (5) is a trapezoid lug, and the trapezoid groove is attached to the trapezoid lug.
3. The overhead vehicle air conditioner bottom shell according to claim 1, wherein the structural beams (3) comprise two structural beams which are respectively arranged at two opposite edges of the air conditioner bottom shell along the length direction of the air conditioner bottom shell.
4. A top mounted vehicle air conditioner bottom shell according to claim 3, characterized in that the edge bottom of the first bottom shell (1) and the edge bottom of the second bottom shell (2) are both provided with receiving grooves for mounting the structural beams (3).
5. The overhead vehicle air conditioner bottom shell according to claim 4, wherein the structural beam (3) is U-shaped and comprises a bottom and two side parts, and the bottom is fixed at the bottom of the accommodating groove.
6. The overhead vehicle air conditioner bottom shell according to claim 4, wherein the structural beam (3) is fixed in the accommodating groove through a second fastener (7), the opening of the accommodating groove is downward, and the second fastener (7) sequentially penetrates through the structural beam (3) and the air conditioner bottom shell from bottom to top.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811208081.9A CN109278495B (en) | 2018-10-17 | 2018-10-17 | Overhead air conditioner bottom shell for vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811208081.9A CN109278495B (en) | 2018-10-17 | 2018-10-17 | Overhead air conditioner bottom shell for vehicle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109278495A CN109278495A (en) | 2019-01-29 |
| CN109278495B true CN109278495B (en) | 2023-09-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811208081.9A Active CN109278495B (en) | 2018-10-17 | 2018-10-17 | Overhead air conditioner bottom shell for vehicle |
Country Status (1)
| Country | Link |
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| CN (1) | CN109278495B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN210082872U (en) * | 2019-03-28 | 2020-02-18 | 多美达(珠海)科技有限公司 | Overhead unit for overhead air conditioner and overhead air conditioner |
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| CN109278495A (en) | 2019-01-29 |
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