CN102105028A - Indoor overlay module and manufacturing method thereof - Google Patents
Indoor overlay module and manufacturing method thereof Download PDFInfo
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- CN102105028A CN102105028A CN201010616444XA CN201010616444A CN102105028A CN 102105028 A CN102105028 A CN 102105028A CN 201010616444X A CN201010616444X A CN 201010616444XA CN 201010616444 A CN201010616444 A CN 201010616444A CN 102105028 A CN102105028 A CN 102105028A
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- cover plate
- overlay module
- welding
- cavity
- indoor overlay
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Abstract
The invention discloses an indoor overlay module and a manufacturing method thereof. A cavity and a cover plate are fixed in welding manner. Compared with the bolt fixing manner of the prior art, the welding manner is beneficial to greatly increasing the assembling efficiency. The traditional bolt fixing manner is abandoned, so the material cost is greatly lowered, a large number of screw hole structures are no longer needed by the cavity and the cover plate, and the processing cost is further lowered.
Description
Technical field
The present invention relates to indoor overlay module technical field, be specifically related to indoor overlay module and manufacture method thereof.
Background technology
Indoor covering is at the indoor user group, is used to improve a kind of successful scheme of mobile communication environment in the building, has obtained extensive use in the mobile communication carrier throughout the country.
Existing indoor overlay module comprises cover plate and cavity, shown in Fig. 1 (a) and Fig. 1 (b), Fig. 1 (a) is the vertical view of a kind of indoor overlay module of prior art, Fig. 1 (b) is the cutaway view of Fig. 1 (a) along the A-A direction, comprise: cover plate 110 and cavity 120, described cover plate 110 is fixed to the airtight electromagnetic shielding space of formation on the cavity 120 by screw 130, and cavity 120 is provided with the connector 140 that is used to input or output signal.
In research and practice process to prior art, the present inventor finds, in the prior art, the mode that is fastenedly connected by screw is locked together in cover plate on the cavity, owing to want sealing signal, so need sealed screw number very many, efficiency of assembling is very low.Simultaneously owing to need to adopt a large amount of screws, also need on cover plate and cavity, process a large amount of can be by the through hole of screw, so its material cost and processing cost are also very high.
Summary of the invention
The embodiment of the invention provides indoor overlay module and manufacture method thereof, can save production cost, and improves efficiency of assembling.
A kind of indoor overlay module that the embodiment of the invention provides comprises cavity and cover plate, and described cover plate is welded on the cavity by welding manner.
Accordingly, indoor overlay module manufacture method provided by the invention comprises:
Cavity and cover plate are carried out the position butt joint;
Welding track and bonding power according to establishment in advance weld the contact-making surface of cover plate and cavity employing laser welding mode.
A kind of indoor overlay module and manufacture method thereof that the embodiment of the invention provides, adopt laser welding mode fixed cavity and cover plate, with respect to screw fixation method of the prior art, can improve efficiency of assembling greatly, owing to abandoned the existing screw fixed form, material cost reduces greatly, and cavity and cover plate need not a large amount of Screw hole structures, and processing cost further reduces.
Description of drawings
In order to be illustrated more clearly in the technical scheme in the embodiment of the invention, the accompanying drawing of required use is done to introduce simply in will describing embodiment below, apparently, accompanying drawing in describing below only is some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 (a) is the schematic top plan view of a kind of indoor overlay module in the prior art;
Fig. 1 (b) is the cross-sectional schematic of Fig. 1 along the A-A direction;
Fig. 2 is the sectional structure schematic diagram of the embodiment of the invention two indoor overlay modules;
Fig. 3 is the structural representation of the embodiment of the invention three indoor overlay modules;
Fig. 4 is the schematic flow sheet of the embodiment of the invention four indoor overlay module manufacture methods;
Fig. 5 (a)～Fig. 5 (c) is the structural representation of three kinds of weld parts in the embodiment of the invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the invention, the technical scheme in the embodiment of the invention is clearly and completely described, obviously, described embodiment only is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills belong to the scope of protection of the invention not making the every other embodiment that is obtained under the creative work prerequisite.
Embodiment one, a kind of indoor overlay module comprise cavity and cover plate, and described cover plate is welded on the cavity by welding manner.
Described cover plate can be that the welding manner by Laser Welding, electron beam welding, explosive welding (EW) or friction welding (FW) is welded on the cavity, and concrete welding manner is not construed as limiting the invention.
Wherein, the material of the cover plate in the present embodiment is selected steel for use, can be steel such as carbon steel, stainless steel.The aluminium cover plates that adopt in the prior art, with respect to prior art, cover plate is selected steel for use, and is with low cost, and steel hardness ratio aluminium height more.
Described indoor overlay module is cavity body filter, power splitter, coupler or mixer.
A kind of indoor overlay module that embodiment one provides, adopt welding manner fixed cavity and cover plate, with respect to screw fixation method of the prior art, can improve efficiency of assembling greatly, owing to abandoned the existing screw fixed form, material cost reduces greatly, and cavity and cover plate need not a large amount of Screw hole structures, and processing cost further reduces.
Embodiment two, a kind of indoor overlay module, the sectional structure schematic diagram comprises as shown in Figure 2: cavity 210 and cover plate 220, described cover plate 220 is welded on the cavity 210 by the laser welding mode.Because in the prior art, the thickness that cover plate is general is about 3.0mm, so in the embodiment of the invention, in order to reduce production costs, cover sheet thickness is designed to 0.4mm～1.0mm, so just can use the laser-beam welding machine of 300W to finish welding process.And the laser-beam welding machine of employing 300W, the cover plate of thickness 0.6mm all can obtain reasonable effect on intensity and bonding speed.
Wherein, the material of the cover plate in the present embodiment is selected steel for use, can be steel such as carbon steel, stainless steel.The aluminium cover plates that adopt in the prior art, with respect to prior art, cover plate is selected steel for use, and is with low cost, and steel hardness ratio aluminium height more.
Described indoor overlay module is cavity body filter, power splitter, coupler or mixer.
A kind of indoor overlay module that embodiment two provides adopts laser welding mode fixed cavity and cover plate, with respect to other several welding manners such as explosive welding (EW), friction welding (FW)s etc., advantage are that laser welding belongs to accurate welding, and heat affected zone is less, weldment is not yielding, and the welding efficiency height.
Embodiment three, a kind of indoor overlay module, cross-sectional schematic such as Fig. 3 comprise: cavity and described cover plate 320 are welded on the cavity 310 by the laser welding mode.Described cover plate 320 comprises weld part 321 and non-weld part 322; Described weld part 321 and cavity 310 are connected by laser welding, and the thickness of described weld part 321 is lower than the thickness of described non-weld part 322.With the weld part Thickness Design is 0.4mm～1.0mm, so just can use the laser-beam welding machine of 300W to finish welding process.And the laser-beam welding machine of employing 300W, weld part thickness is that the thickness of 0.6mm, non-weld part is that 1.5mm～3.5mm can obtain reasonable effect on intensity and bonding speed.
Wherein, the material of the cover plate in the present embodiment is selected steel for use, can be steel such as carbon steel, stainless steel.The aluminium cover plates that adopt in the prior art, with respect to prior art, cover plate is selected steel for use, and is with low cost, and steel hardness ratio aluminium height more.
Described indoor overlay module is cavity body filter, power splitter, coupler or mixer.
A kind of indoor overlay module that embodiment three provides, by with the mode of local reduction satisfying on the basis of original cover sheet thickness, carry out lower powered laser welding, realized the high-strength characteristic of overlay module in the low power laser welding booth.
The manufacture method of embodiment four, a kind of indoor overlay module, schematic flow sheet comprise as shown in Figure 4:
B1 carries out the position butt joint with cavity and cover plate;
In the present embodiment, earlier cavity and cover plate are carried out the position and dock, the position butt joint can be adopted the anchor clamps that design or manually achieve a butt joint, and can cover plate be pressed on the cavity by pressure after the butt joint, realizes closely contact.
B2 welds the contact-making surface of cover plate and cavity employing laser welding mode according to the welding track and the bonding power of establishment in advance.
Be appreciated that before welding, can also comprise:
A1 is in conjunction with the welding track of the structure of indoor overlay module establishment laser welding;
A2 confirms bonding power according to the thickness of the weld part of welding track place cover plate.
The present invention can adopt the local reduction design of cover plate, with the thickness that is lower than non-weld part of the Thickness Design of weld part.Describe for example below:
Consult Fig. 5 (a), 5 (b) and 5 (c) in the lump, from Fig. 5 (a), comprise among the figure: cover plate 520 comprises: weld part 521 and non-weld part 522, and described welding track is made up of discontinuous pad, and solder joint is corresponding with welding portion.Shown in Fig. 5 (a), described weld part is discontinuous pad, and the welding track of described bonding machine is made up of discontinuous pad.As can be seen, described weld part is discontinuous welding line segment among Fig. 5 (b), and welding track is made up of discontinuous welding line segment.Among Fig. 5 (c), the length of the welding line segment of weld part adopts greater than the design among Fig. 5 (b).In the present embodiment, adopt the local reduction of cover plate to design when can satisfy the intensity of cover plate, further save welding cost.
Wherein, the material of the cover plate in the present embodiment is selected steel for use, can be steel such as carbon steel, stainless steel.The aluminium cover plates that adopt in the prior art, with respect to prior art, cover plate is selected steel for use, and is with low cost, and steel hardness ratio aluminium height more.
Certainly, on the basis of satisfying the cover plate requirement of strength, the embodiment of the invention can also directly adopt thin cover plate with the direct attenuate of the thickness of cover plate, and for example adopting thickness is the cover plate of 0.6mm.The choosing of concrete scheme has and can require to select according to actual conditions and product design, is not construed as limiting the invention.
Described indoor overlay module is cavity body filter, power splitter, coupler or mixer.
More than indoor overlay module and manufacture method thereof that the embodiment of the invention provided are described in detail, used specific case herein principle of the present invention and execution mode are set forth, the explanation of above embodiment just is used for helping to understand method of the present invention and core concept thereof; Simultaneously, for one of ordinary skill in the art, according to thought of the present invention, the part that all can change in specific embodiments and applications, in sum, this description should not be construed as limitation of the present invention.
Claims (14)
1. an indoor overlay module comprises cavity and cover plate, it is characterized in that, described cover plate is welded on the cavity by welding manner.
2. indoor overlay module as claimed in claim 1 is characterized in that, described welding manner is laser welding, electron beam welding, explosive welding (EW) or friction welding (FW).
3. indoor overlay module as claimed in claim 2 is characterized in that, described cover sheet thickness is 0.4mm～1.0mm.
4. indoor overlay module as claimed in claim 3 is characterized in that, the thickness of described cover plate is 0.6mm.
5. indoor overlay module as claimed in claim 4 is characterized in that, described cover plate comprises weld part and non-weld part; Described weld part is connected by laser welding with cavity, and the thickness of described weld part is lower than the thickness of described non-weld part.
6. indoor overlay module as claimed in claim 5 is characterized in that, the thickness of described weld part is 0.4mm～1.0mm.
7. indoor overlay module as claimed in claim 5 is characterized in that, the thickness of described non-weld part is 1.5mm～3.5mm.
8. as any described indoor overlay module of claim 1 to 7, it is characterized in that described indoor overlay module is cavity body filter, power splitter, coupler or mixer.
9. an indoor overlay module manufacture method is characterized in that, comprising:
Cavity and cover plate are carried out the position butt joint;
Welding track and bonding power according to establishment in advance weld the contact-making surface of cover plate and cavity employing laser welding mode.
10. indoor overlay module manufacture method as claimed in claim 9 is characterized in that, adopts the laser welding mode to comprise before welding the contact-making surface of cover plate and cavity:
Welding track according to cavity and structure of cover plate establishment laser welding;
Thickness according to the weld part of welding track place cover plate is confirmed bonding power.
11. indoor overlay module manufacture method as claimed in claim 9 is characterized in that described welding track is made up of discontinuous pad.
12. indoor overlay module manufacture method as claimed in claim 9 is characterized in that described welding track is made up of discontinuous welding line segment.
13., it is characterized in that the thickness of described cover plate is 0.6mm as any described indoor overlay module manufacture method of claim 9 to 12.
14., it is characterized in that the thickness of described weld part is lower than the thickness of non-weld part in the described cover plate as any described indoor overlay module manufacture method of claim 9 to 12.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010616444.XA CN102105028B (en) | 2010-04-12 | 2010-12-31 | Indoor overlay module and manufacturing method thereof |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010148091A CN101807735A (en) | 2010-04-12 | 2010-04-12 | Cavity filter and manufacturing method thereof |
| CN201010148091.5 | 2010-04-12 | ||
| CN201010616444.XA CN102105028B (en) | 2010-04-12 | 2010-12-31 | Indoor overlay module and manufacturing method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102105028A true CN102105028A (en) | 2011-06-22 |
| CN102105028B CN102105028B (en) | 2014-06-04 |
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Family Applications (5)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010148091A Pending CN101807735A (en) | 2010-04-12 | 2010-04-12 | Cavity filter and manufacturing method thereof |
| CN201020601144XU Expired - Lifetime CN201838694U (en) | 2010-04-12 | 2010-11-11 | Cavity filter |
| CN2010105393901A Pending CN101976751A (en) | 2010-04-12 | 2010-11-11 | Cavity filter and manufacturing method thereof |
| CN2010206924208U Expired - Fee Related CN202076393U (en) | 2010-04-12 | 2010-12-31 | Indoor overlay module |
| CN201010616444.XA Active CN102105028B (en) | 2010-04-12 | 2010-12-31 | Indoor overlay module and manufacturing method thereof |
Family Applications Before (4)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010148091A Pending CN101807735A (en) | 2010-04-12 | 2010-04-12 | Cavity filter and manufacturing method thereof |
| CN201020601144XU Expired - Lifetime CN201838694U (en) | 2010-04-12 | 2010-11-11 | Cavity filter |
| CN2010105393901A Pending CN101976751A (en) | 2010-04-12 | 2010-11-11 | Cavity filter and manufacturing method thereof |
| CN2010206924208U Expired - Fee Related CN202076393U (en) | 2010-04-12 | 2010-12-31 | Indoor overlay module |
Country Status (1)
| Country | Link |
|---|---|
| CN (5) | CN101807735A (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101807735A (en) * | 2010-04-12 | 2010-08-18 | 深圳市大富科技股份有限公司 | Cavity filter and manufacturing method thereof |
| US9142871B2 (en) | 2010-12-16 | 2015-09-22 | Shenzhen Tat Fook Technology Co., Ltd. | Inner connecting element of a cavity power divider, cavity power divider and manufacturing method thereof |
| CN102122746B (en) * | 2010-12-16 | 2013-09-04 | 深圳市大富科技股份有限公司 | Cavity power divider and connecting piece therein |
| CN102969551A (en) * | 2012-11-02 | 2013-03-13 | 广东通宇通讯股份有限公司 | Tap electrical coupling structure and communication radio frequency device thereof |
| CN105514552A (en) * | 2015-11-27 | 2016-04-20 | 广东通宇通讯股份有限公司 | Cover plate welding type cavity filter and manufacturing method thereof |
| CN108134165A (en) * | 2017-12-19 | 2018-06-08 | 江苏伊莱尔电力科技有限公司 | A kind of wave filter metal cover board and cavity packaging technology |
| CN114739218A (en) * | 2022-03-18 | 2022-07-12 | 联德电子科技(常熟)有限公司 | Temperature-equalizing plate suitable for laser welding and processing method thereof |
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| CN1243605A (en) * | 1997-11-07 | 2000-02-02 | 索尼株式会社 | Square-shape closed battery |
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| CN101218697A (en) * | 2005-07-05 | 2008-07-09 | 松下电器产业株式会社 | Connecting device between batteries |
| CN201378885Y (en) * | 2009-03-23 | 2010-01-06 | 林万炯 | Sealed power source |
| CN202076393U (en) * | 2010-04-12 | 2011-12-14 | 深圳市大富科技股份有限公司 | Indoor overlay module |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1544938A1 (en) * | 2003-12-19 | 2005-06-22 | Alcatel | Multiple cavity filter |
| CN101627503A (en) * | 2006-11-13 | 2010-01-13 | Kmw株式会社 | Radio frequency filter |
| CN101312263A (en) * | 2008-06-30 | 2008-11-26 | 摩比天线技术（深圳）有限公司 | Cavity filter and duplex device |
-
2010
- 2010-04-12 CN CN201010148091A patent/CN101807735A/en active Pending
- 2010-11-11 CN CN201020601144XU patent/CN201838694U/en not_active Expired - Lifetime
- 2010-11-11 CN CN2010105393901A patent/CN101976751A/en active Pending
- 2010-12-31 CN CN2010206924208U patent/CN202076393U/en not_active Expired - Fee Related
- 2010-12-31 CN CN201010616444.XA patent/CN102105028B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1243605A (en) * | 1997-11-07 | 2000-02-02 | 索尼株式会社 | Square-shape closed battery |
| CN101218697A (en) * | 2005-07-05 | 2008-07-09 | 松下电器产业株式会社 | Connecting device between batteries |
| CN101127413A (en) * | 2007-08-21 | 2008-02-20 | 西安电子科技大学 | Microwave resonance cavity |
| CN101127083A (en) * | 2007-09-06 | 2008-02-20 | 江苏大学 | Welding image identification method |
| CN201378885Y (en) * | 2009-03-23 | 2010-01-06 | 林万炯 | Sealed power source |
| CN202076393U (en) * | 2010-04-12 | 2011-12-14 | 深圳市大富科技股份有限公司 | Indoor overlay module |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101976751A (en) | 2011-02-16 |
| CN201838694U (en) | 2011-05-18 |
| CN102105028B (en) | 2014-06-04 |
| CN101807735A (en) | 2010-08-18 |
| CN202076393U (en) | 2011-12-14 |
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| CB02 | Change of applicant information |
Address after: 518104, Guangdong, Shenzhen province Baoan District manhole Street oyster road manhole Industrial Company Third Industrial Zone A1, A2, A3 101 and 2 layers, A4 Applicant after: Shenzhen Tat Fook Technology Co., Ltd. Address before: 518108 Bao'an District, Shenzhen City, Guangdong Province, Shiyan Town, love group with the rich industrial area A \ B Dong Applicant before: Shenzhen Tat Fook Technology Co., Ltd. |
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Address after: 233000 building 4, national financial incubation Industrial Park, 17 Yannan Road, high tech Zone, Bengbu City, Anhui Province Patentee after: Dafu Technology (Anhui) Co., Ltd Address before: 518104, Guangdong, Shenzhen province Baoan District manhole Street oyster road manhole Industrial Company Third Industrial Zone A1, A2, A3 101 and 2 layers, A4 Patentee before: SHENZHEN TATFOOK TECHNOLOGY Co.,Ltd. |