CN105972716B - Sheet metal part connecting structure and air conditioner outdoor unit - Google Patents
Sheet metal part connecting structure and air conditioner outdoor unit Download PDFInfo
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- CN105972716B CN105972716B CN201610478681.1A CN201610478681A CN105972716B CN 105972716 B CN105972716 B CN 105972716B CN 201610478681 A CN201610478681 A CN 201610478681A CN 105972716 B CN105972716 B CN 105972716B
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- sheet metal
- positioning hole
- shaped reinforcing
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/06—Separate outdoor units, e.g. outdoor unit to be linked to a separate room comprising a compressor and a heat exchanger
- F24F1/56—Casing or covers of separate outdoor units, e.g. fan guards
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- Engineering & Computer Science (AREA)
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- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Other Air-Conditioning Systems (AREA)
Abstract
The invention provides a sheet metal part connecting structure and an air conditioner outdoor unit. This sheet metal component connection structure is used for connecting first sheet metal component and second sheet metal component, includes: the first U-shaped reinforcing part is arranged on the first sheet metal part; the second U-shaped reinforcing part is arranged on the second sheet metal part; the first U-shaped reinforcing part and the second U-shaped reinforcing part are nested and fixedly connected. The first sheet metal part and the second sheet metal part are connected through a first U-shaped reinforcing part and a second U-shaped reinforcing part which are respectively arranged on the first sheet metal part and the second sheet metal part, and the first U-shaped reinforcing part and the second U-shaped reinforcing part are mutually nested and fixedly connected; in addition, the first U-shaped reinforcing part and the second U-shaped reinforcing part which are nested with each other have the advantages that due to the design of the U-shaped structures, the strength of the connecting parts is increased, and the first sheet metal part and the second sheet metal part are not easy to deform in the transportation and use processes; and the first sheet metal part and the second sheet metal part can be fully contacted, and a gap is not easy to generate.
Description
Technical Field
The invention relates to the field of air conditioners, in particular to a sheet metal part connecting structure and an air conditioner outdoor unit.
Background
As shown in fig. 1, the outdoor unit of the conventional air conditioner includes a rear side plate 1 and a heat exchanger fixing plate 2, wherein the rear side plate 1 and the heat exchanger fixing plate 2 are both sheet metal parts of a flat plate structure, and two positioning holes are correspondingly formed in the two sheet metal parts. As shown in fig. 2, during assembly, the two flat plate structures of the rear side plate 1 and the heat exchanger fixing plate 2 are overlapped, and then two screws or bolts are fixed in the two positioning holes to fix the rear side plate 1 and the heat exchanger fixing plate 2.
The sheet metal part has large area and small thickness, and particularly the edge part is easy to deform in the conveying process; in addition, because manufacturing errors exist among the positioning holes, if one positioning hole is not corresponding to the other positioning hole during assembly, the sheet metal part is easy to be extruded and deformed during forced screwing; in addition, in the transportation process, the conditions of bumping, collision and the like can cause the contact surfaces of the two sheet metal parts to deform and be uneven, so that a gap is formed between the sheet metal parts, and a part of sound generated by a compressor of the outdoor unit of the air conditioner can be transmitted from the gap, so that the noise of the whole air conditioning unit is increased.
Disclosure of Invention
The invention aims to provide a sheet metal part connecting structure and an air conditioner outdoor unit, and aims to solve the technical problem that two sheet metal parts are easy to deform when fixedly connected in the prior art.
The invention provides a sheet metal part connecting structure, which is used for connecting a first sheet metal part and a second sheet metal part and comprises: the first U-shaped reinforcing part is arranged on the first sheet metal part; the second U-shaped reinforcing part is arranged on the second sheet metal part; the first U-shaped reinforcing part and the second U-shaped reinforcing part are nested and fixedly connected.
Further, the first U-shaped reinforcing part comprises a first fixed bottom surface, and the second U-shaped reinforcing part comprises a second fixed bottom surface; the first fixed bottom surface and the second fixed bottom surface are fixedly connected.
Furthermore, the first U-shaped reinforcing part also comprises a first reinforcing surface and a second reinforcing surface which are arranged at two sides of the first fixed bottom surface; the second U-shaped reinforcing part also comprises a third reinforcing surface and a fourth reinforcing surface which are arranged on two sides of the second fixed bottom surface; the first reinforcing surface and the third reinforcing surface are abutted against each other, and the second reinforcing surface and the fourth reinforcing surface are abutted against each other.
Furthermore, at least two positioning holes are correspondingly arranged in the length directions of the first fixing bottom surface and the second fixing bottom surface respectively.
Furthermore, a first positioning hole and at least one second positioning hole are formed in the first fixing bottom surface, the first positioning hole is circular, and the second positioning hole is long-waist-shaped; a third positioning hole and at least one fourth positioning hole are formed in the second fixing bottom surface, and the third positioning hole and the fourth positioning hole are both circular; the first positioning hole and the third positioning hole are correspondingly arranged, and the second positioning hole and the fourth positioning hole are correspondingly arranged.
Further, the first fixed bottom surface and the second fixed bottom surface are both flat surfaces.
Further, the first fixed bottom surface and the second fixed bottom surface are both cambered surfaces.
The invention also provides an air conditioner outdoor unit which comprises the sheet metal part connecting structure.
Further, the air conditioner outdoor unit comprises a rear side plate and a heat exchanger fixing plate, a first U-shaped reinforcing portion is arranged on the rear side plate, a second U-shaped reinforcing portion is arranged on the heat exchanger fixing plate, and the rear side plate is connected with the heat exchanger fixing plate through a sheet metal part connecting structure.
According to the sheet metal part connecting structure and the air conditioner outdoor unit, the first U-shaped reinforcing part and the second U-shaped reinforcing part are respectively arranged on the first sheet metal part and the second sheet metal part, and the first U-shaped reinforcing part and the second U-shaped reinforcing part are mutually nested and fixedly connected, so that the first sheet metal part and the second sheet metal part are connected; in addition, the first U-shaped reinforcing part and the second U-shaped reinforcing part which are nested with each other have the advantages that due to the design of the U-shaped structures, the strength of the connecting parts is increased, and the first sheet metal part and the second sheet metal part are not easy to deform in the transportation and use processes; and the first sheet metal part and the second sheet metal part can be fully contacted, and a gap is not easy to generate.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic structural view of an outdoor unit of an air conditioner in the related art;
FIG. 2 is a schematic view of the connection of the rear side plate of FIG. 1 to a heat exchanger fixing plate;
FIG. 3 is a schematic cross-sectional view of a sheet metal component connection of the present invention;
FIG. 4 is a schematic structural view of a sheet metal part connecting structure of the present invention;
FIG. 5a is an enlarged schematic view at A of FIG. 4;
FIG. 5B is an enlarged schematic view at B of FIG. 4;
FIG. 6a is a schematic structural view of a first embodiment of the first U-shaped reinforcement or the second U-shaped reinforcement of the present invention;
FIG. 6b is a schematic structural view of a second embodiment of the first U-shaped reinforcement or the second U-shaped reinforcement of the present invention;
fig. 6c is a schematic structural view of a third embodiment of the first U-shaped reinforcing part or the second U-shaped reinforcing part of the present invention.
Description of reference numerals:
1. a rear side plate; 2. a heat exchanger fixing plate; 10. a first U-shaped reinforcement; 11. a first fixed bottom surface; 12. a first reinforcing surface; 13. a second reinforcing surface; 14. a first positioning hole; 15. a second positioning hole; 20. a second U-shaped reinforcement; 21. a second stationary bottom surface; 22. a third reinforcing surface; 23. a fourth reinforcing surface; 24. a third positioning hole; 25. a fourth positioning hole; 30. and (4) bolts.
Detailed Description
The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.
As shown in fig. 3, the sheet metal part connecting structure according to the present invention is used for connecting a first sheet metal part and a second sheet metal part. The sheet metal part connecting structure comprises a first U-shaped reinforcing part 10 and a second U-shaped reinforcing part 20, wherein the first U-shaped reinforcing part 10 is arranged on a first sheet metal part, and the second U-shaped reinforcing part 20 is arranged on a second sheet metal part; the first U-shaped reinforcing part 10 and the second U-shaped reinforcing part 20 are nested and fixedly connected. According to the sheet metal part connecting structure, the first U-shaped reinforcing part 10 and the second U-shaped reinforcing part 20 are respectively arranged on the first sheet metal part and the second sheet metal part, and the first U-shaped reinforcing part 10 and the second U-shaped reinforcing part 20 are mutually nested and fixedly connected, so that the first sheet metal part and the second sheet metal part are connected; in addition, the first U-shaped reinforcing part 10 and the second U-shaped reinforcing part 20 which are nested with each other have the advantages that due to the design of the U-shaped structures, the strength of the connecting parts is increased, and the first sheet metal part and the second sheet metal part are not easy to deform in the transportation and use processes; and the first sheet metal part and the second sheet metal part can be fully contacted, and a gap is not easy to generate.
Specifically, as shown in fig. 3, the first U-shaped reinforcing portion 10 and the second U-shaped reinforcing portion 20 have the same U-shaped structure, and the first U-shaped reinforcing portion 10 may be embedded in the second U-shaped reinforcing portion 20, or the second U-shaped reinforcing portion 20 may be embedded in the first U-shaped reinforcing portion 10. It should be noted that, when the first U-shaped reinforcing part 10 is nested in the second U-shaped reinforcing part 20, the size of the first U-shaped reinforcing part 10 is slightly larger than that of the second U-shaped reinforcing part 20; when the second U-shaped reinforcing part 20 is nested in the first U-shaped reinforcing part 10, the size of the second U-shaped reinforcing part 20 is slightly larger than that of the first U-shaped reinforcing part 10, so that the first U-shaped reinforcing part 10 and the second U-shaped reinforcing part 20 can be abutted against each other while facilitating nesting. The first U-shaped reinforcing part 10 and the second U-shaped reinforcing part 20 may be fixedly connected with each other by connecting one surface of the first U-shaped reinforcing part 10 and one surface of the second U-shaped reinforcing part 20, or by connecting two or three surfaces of the first U-shaped reinforcing part 10 and the second U-shaped reinforcing part 20.
The first U-shaped reinforcement 10 comprises a first fixed bottom surface 11, the second U-shaped reinforcement 20 comprises a second fixed bottom surface 21; preferably, the first fixing bottom surface 11 and the second fixing bottom surface 21 are fixedly connected, and the first fixing bottom surface 11 and the second fixing bottom surface 21 are fixedly connected, so that the assembly is facilitated.
As shown in fig. 4, 5a and 5b, in the present embodiment, the first fixing bottom surface 11 and the second fixing bottom surface 21 are coupled by a bolt 30 or a screw to facilitate detachment. At least two positioning holes are correspondingly arranged in the length directions of the first fixing bottom surface 11 and the second fixing bottom surface 21 respectively. In order to prevent the positioning hole of the first fixing bottom surface 11 and the positioning hole of the second fixing bottom surface 21 from being not aligned due to production and manufacturing errors, the first fixing bottom surface 11 is provided with a first positioning hole 14 and at least one second positioning hole 15, the first positioning hole 14 is circular, and the second positioning hole 15 is long-waist-shaped; the second fixing bottom surface 21 is provided with a third positioning hole 24 and at least one fourth positioning hole 25, and the third positioning hole 24 and the fourth positioning hole 25 are both circular; the first positioning hole 14 is disposed corresponding to the third positioning hole 24, and the second positioning hole 15 is disposed corresponding to the fourth positioning hole 25. The diameter of the first positioning hole 14 may be the same as the diameter of the third positioning hole 24, or the diameter of the first positioning hole 14 may be slightly larger or slightly smaller than the diameter of the third positioning hole 24. The width of the second positioning hole 15 is the same as the diameter of the fourth positioning hole 25, or the width of the second positioning hole 15 may be slightly larger than the diameter of the fourth positioning hole 25.
Generally, the first positioning hole 14 and the third positioning hole 24 are fixed by a bolt 30 or a screw; then, the second positioning hole 15 and the fourth positioning hole 25 are fixed. Due to manufacturing errors, the fourth positioning hole 25 may deviate in the length direction of the first fixing base surface 11 relative to the second positioning hole 15, and the second positioning hole 15 is long waist-shaped, and the fourth positioning hole 25 corresponding to the second positioning hole is round, so that the position of the fourth positioning hole 25 on the second positioning hole 15 can be adjusted without causing deformation of the first sheet metal part and the second sheet metal part. Generally, the longitudinal direction of the long waist shape coincides with the longitudinal direction of the first fixing base surface 11.
In the present embodiment, one or more of the second positioning hole 15 and the fourth positioning hole 25 may be provided correspondingly. In other embodiments, the second positioning hole 15 may be provided in a circular shape, and the fourth positioning hole 25 may be provided in a long waist shape.
As shown in fig. 3, the first U-shaped reinforcing portion 10 further includes a first reinforcing surface 12 and a second reinforcing surface 13 provided on both sides of the first fixing base surface 11; the second U-shaped reinforcement portion 20 further includes a third reinforcement surface 22 and a fourth reinforcement surface 23 provided on both sides of the second fixing bottom surface 21; the first reinforcement surface 12 and the third reinforcement surface 22 abut against each other, and the second reinforcement surface 13 and the fourth reinforcement surface 23 abut against each other. The first reinforcing surface 12 and the third reinforcing surface 22, and the second reinforcing surface 13 and the fourth reinforcing surface 23 abutting against each other can reinforce the connection strength of the sheet metal member.
As shown in fig. 6a, in the first embodiment, the first fixing bottom surface 11 and the second fixing bottom surface 21 are both flat surfaces for easy manufacturing. The width L of the first or second fixing bottom surface 11 or 21 is 10mm-20mm, preferably the width L of the first or second fixing bottom surface 11 or 21 is 15 mm. The width H of the first reinforcing surface 12 or the second reinforcing surface 13 or the third reinforcing surface 22 or the fourth reinforcing surface 23 (four reinforcing surfaces) is 10mm to 20mm, preferably 15 mm.
As shown in fig. 6b, in the second embodiment, unlike the first embodiment, in order to reduce the stress between the first fixing bottom surface 11 and the first reinforcing surface 12 or the second reinforcing surface 13 or between the second fixing bottom surface 21 and the third reinforcing surface 22 or the fourth reinforcing surface 23, a circular arc transition may be provided between the first fixing bottom surface 11 and the first reinforcing surface 12 or the second reinforcing surface 13 or between the second fixing bottom surface 21 and the third reinforcing surface 22 or the fourth reinforcing surface 23.
As shown in fig. 6c, in the third embodiment, unlike the two embodiments described above, the first and second fixing bottom surfaces 11 and 21 may be provided as arc surfaces; preferably, the cambered surface is semicircular in section, and the radius R of the semicircle is 5mm-10mm, preferably 7.5 mm.
The invention also provides an air conditioner outdoor unit which comprises the sheet metal part connecting structure. The outdoor unit of the air conditioner comprises a rear side plate 1 and a heat exchanger fixing plate 2, wherein a first U-shaped reinforcing part 10 is arranged on the rear side plate 1, a second U-shaped reinforcing part 20 is arranged on the heat exchanger fixing plate 2, and the rear side plate 1 and the heat exchanger fixing plate 2 are connected through a sheet metal part connecting structure.
The rear side plate 1 and the heat exchanger fixing plate 2 of the air conditioner outdoor unit are connected through the sheet metal part connecting structure, so that the rear side plate 1 and the heat exchanger fixing plate 2 can be prevented from deforming, and meanwhile, a gap can be prevented from being generated between the rear side plate 1 and the heat exchanger fixing plate 2, so that the phenomenon that sound generated by a compressor in the air conditioner outdoor unit is transmitted from the gap is avoided, and the noise of the whole air conditioner unit is reduced.
From the above description, it can be seen that the above-described embodiments of the present invention achieve the following technical effects:
according to the sheet metal part connecting structure and the air conditioner outdoor unit, the first U-shaped reinforcing part 10 and the second U-shaped reinforcing part 20 are respectively arranged on the first sheet metal part and the second sheet metal part, and the first U-shaped reinforcing part 10 and the second U-shaped reinforcing part 20 are mutually nested and fixedly connected, so that the first sheet metal part and the second sheet metal part are connected; in addition, the first U-shaped reinforcing part 10 and the second U-shaped reinforcing part 20 which are nested with each other have the advantages that due to the design of the U-shaped structures, the strength of the connecting parts is increased, and the first sheet metal part and the second sheet metal part are not easy to deform in the transportation and use processes; and the first sheet metal part and the second sheet metal part can be fully contacted, and a gap is not easy to generate.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides an air condensing units, its characterized in that, includes sheet metal component connection structure, sheet metal component connection structure is used for connecting first sheet metal component and second sheet metal component, includes:
a first U-shaped reinforcement (10) provided on the first sheet metal part;
the second U-shaped reinforcing part (20) is arranged on the second sheet metal part;
the air conditioner outdoor unit comprises a rear side plate (1) and a heat exchanger fixing plate (2), wherein the first U-shaped reinforcing portion (10) and the second U-shaped reinforcing portion (20) are arranged in a nested mode and fixedly connected, the rear side plate (1) is provided with the first U-shaped reinforcing portion (10), the heat exchanger fixing plate (2) is provided with the second U-shaped reinforcing portion (20), and the rear side plate (1) and the heat exchanger fixing plate (2) are connected through the sheet metal part connecting structure.
2. The outdoor unit of claim 1, wherein,
the first U-shaped reinforcement (10) comprises a first fixed bottom surface (11) and the second U-shaped reinforcement (20) comprises a second fixed bottom surface (21); the first fixing bottom surface (11) and the second fixing bottom surface (21) are fixedly connected.
3. The outdoor unit of claim 2, wherein,
the first U-shaped reinforcing part (10) further comprises a first reinforcing surface (12) and a second reinforcing surface (13) which are arranged on two sides of the first fixing bottom surface (11);
the second U-shaped reinforcing part (20) further comprises a third reinforcing surface (22) and a fourth reinforcing surface (23) which are arranged on two sides of the second fixed bottom surface (21);
the first reinforcement surface (12) and the third reinforcement surface (22) abut against each other, and the second reinforcement surface (13) and the fourth reinforcement surface (23) abut against each other.
4. The outdoor unit of claim 2, wherein,
at least two positioning holes are correspondingly formed in the length directions of the first fixing bottom surface (11) and the second fixing bottom surface (21) respectively.
5. The outdoor unit of claim 4, wherein,
a first positioning hole (14) and at least one second positioning hole (15) are formed in the first fixing bottom surface (11), the first positioning hole (14) is circular, and the second positioning hole (15) is long-waist-shaped;
a third positioning hole (24) and at least one fourth positioning hole (25) are formed in the second fixing bottom surface (21), and the third positioning hole (24) and the fourth positioning hole (25) are both circular;
the first positioning hole (14) and the third positioning hole (24) are arranged correspondingly, and the second positioning hole (15) and the fourth positioning hole (25) are arranged correspondingly.
6. The outdoor unit of an air conditioner according to any one of claims 2 to 5,
the first fixed bottom surface (11) and the second fixed bottom surface (21) are both flat surfaces.
7. The outdoor unit of an air conditioner according to any one of claims 2 to 5,
the first fixed bottom surface (11) and the second fixed bottom surface (21) are both cambered surfaces.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610478681.1A CN105972716B (en) | 2016-06-23 | 2016-06-23 | Sheet metal part connecting structure and air conditioner outdoor unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610478681.1A CN105972716B (en) | 2016-06-23 | 2016-06-23 | Sheet metal part connecting structure and air conditioner outdoor unit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105972716A CN105972716A (en) | 2016-09-28 |
| CN105972716B true CN105972716B (en) | 2020-09-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610478681.1A Active CN105972716B (en) | 2016-06-23 | 2016-06-23 | Sheet metal part connecting structure and air conditioner outdoor unit |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103375462A (en) * | 2012-04-11 | 2013-10-30 | 珠海格力电器股份有限公司 | Screw-hole reinforcing plate and sheet metal part connecting structure comprising same |
| CN203463432U (en) * | 2013-09-13 | 2014-03-05 | 广东欧科空调制冷有限公司 | Connecting structure of sheet metal parts |
| CN203605369U (en) * | 2012-11-29 | 2014-05-21 | 三菱电机株式会社 | Outdoor unit of air conditioner |
| CN103925654A (en) * | 2013-01-15 | 2014-07-16 | 三菱电机株式会社 | Outdoor unit of air-conditioning apparatus |
| JP2015017740A (en) * | 2013-07-10 | 2015-01-29 | 三菱重工業株式会社 | Outdoor unit for air conditioner |
| CN206001626U (en) * | 2016-06-23 | 2017-03-08 | 珠海格力电器股份有限公司 | Sheet metal component attachment structure and air-conditioner outdoor unit |
-
2016
- 2016-06-23 CN CN201610478681.1A patent/CN105972716B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103375462A (en) * | 2012-04-11 | 2013-10-30 | 珠海格力电器股份有限公司 | Screw-hole reinforcing plate and sheet metal part connecting structure comprising same |
| CN203605369U (en) * | 2012-11-29 | 2014-05-21 | 三菱电机株式会社 | Outdoor unit of air conditioner |
| CN103925654A (en) * | 2013-01-15 | 2014-07-16 | 三菱电机株式会社 | Outdoor unit of air-conditioning apparatus |
| JP2015017740A (en) * | 2013-07-10 | 2015-01-29 | 三菱重工業株式会社 | Outdoor unit for air conditioner |
| CN203463432U (en) * | 2013-09-13 | 2014-03-05 | 广东欧科空调制冷有限公司 | Connecting structure of sheet metal parts |
| CN206001626U (en) * | 2016-06-23 | 2017-03-08 | 珠海格力电器股份有限公司 | Sheet metal component attachment structure and air-conditioner outdoor unit |
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| Publication number | Publication date |
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| CN105972716A (en) | 2016-09-28 |
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