CN202050045U - Resonance rod - Google Patents
Resonance rod Download PDFInfo
- Publication number
- CN202050045U CN202050045U CN2011201397138U CN201120139713U CN202050045U CN 202050045 U CN202050045 U CN 202050045U CN 2011201397138 U CN2011201397138 U CN 2011201397138U CN 201120139713 U CN201120139713 U CN 201120139713U CN 202050045 U CN202050045 U CN 202050045U
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- China
- Prior art keywords
- rod
- hole
- cylindrical hole
- resonant rod
- utility
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- 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.)
- Expired - Lifetime
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Abstract
The utility model discloses a resonance rod comprising a rod body and a head part which are integrally molded via cold heading, wherein a first ring-shaped taper hole, a first cylindrical hole, a through hole, a second ring-shaped taper hole and a second cylindrical hole communicated with one another are axially and sequentially formed at the interior of the rod body; and the head part adopts a ring-shaped flange structure. Accordingly, the resonance rod provided by the utility model has simple structure, low product manufacturing cost and small material loss.
Description
Technical field
The utility model relates to mechanical field, relates in particular to a kind of resonant rod.
Background technology
Mobile communication business develop rapidly, radio-frequency (RF) device become product indispensable in the construction of communication base station, and apply to the resonant rod product in radio-frequency (RF) device in a large number.Resonant rod adopts engine lathe turning processing for many years as the core component of radio-frequency (RF) device because of its required precision is higher, the back makes its product working (machining) efficiency and product quality be enhanced because of the appearance of automatic lathe.But existing resonant rod complex structure causes cost of goods manufactured height and spillage of material big; The metal streamline of existing resonant rod is continuous inadequately in addition, causes product fatigue strength low.
In summary, existing resonant rod obviously exists inconvenience and defective on reality is used, so be necessary to be improved.
The utility model content
At above-mentioned defective, the purpose of this utility model is to provide a kind of resonant rod, and it is simple in structure, and cost of goods manufactured is low and spillage of material is little.
To achieve these goals, the utility model provides a kind of resonant rod to comprise the integrated body of rod of cold-heading and head; The inner shaft of the described body of rod is to being provided with the first annular taper hole, first cylindrical hole, through hole, the second annular taper hole and second cylindrical hole that is interconnected successively; Described head is flange shape in the form of a ring.
According to resonant rod of the present utility model, the described first annular taper hole and described second cylindrical hole lay respectively at described body of rod two ends.
According to resonant rod of the present utility model, described first cylindrical hole, second cylindrical hole, through hole and the coaxial setting of the described body of rod.
According to resonant rod of the present utility model, the angle between the conical surface of the described second annular taper hole and the axis of the described body of rod is 45 degree.
According to resonant rod of the present utility model, the diameter of the described body of rod is less than the diameter of described head.
According to resonant rod of the present utility model, the diameter of described first cylindrical hole is less than the diameter of described second cylindrical hole.
According to resonant rod of the present utility model, the outer surface of described resonant rod is provided with an antirust coat.
Resonant rod of the present utility model comprises the integrated body of rod of cold-heading and head; The inner shaft of the described body of rod is to being provided with the first annular taper hole, first cylindrical hole, through hole, the second annular taper hole and second cylindrical hole that is interconnected successively.The utility model resonant rod simple in structure, cost of goods manufactured is low and spillage of material is little; And the metal streamline of described resonant rod is continuous, thereby has improved product fatigue strength greatly.
Description of drawings
Fig. 1 is the stereogram of resonant rod of the present utility model;
Fig. 2 is the cutaway view of resonant rod of the present utility model.
Description of drawings
Fig. 1 is the stereogram of resonant rod of the present utility model;
Fig. 2 is the cutaway view of resonant rod of the present utility model.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearer,, the utility model is further elaborated below in conjunction with drawings and Examples.Should be appreciated that specific embodiment described herein only in order to explanation the utility model, and be not used in qualification the utility model.
Fig. 1 and Fig. 2 show the structure of resonant rod of the present utility model, described resonant rod 100 comprises the integrated body of rod 10 of cold-heading and head 14, and wherein: the inner shaft of the body of rod 10 is to being provided with the first annular taper hole 12, first cylindrical hole 13, through hole 17, the second annular taper hole 16 and second cylindrical hole 15 that is interconnected successively.The first annular taper hole 12 and second cylindrical hole 15 preferably lay respectively at the two ends of the body of rod 10, and the second annular taper hole 16 and first cylindrical hole 13 are between the first annular taper hole 12 and second cylindrical hole 15.Described head 14 is flange shape in the form of a ring.
Be more preferably first cylindrical hole 13, second cylindrical hole 15, through hole 17 and the body of rod 10 coaxial settings.And the diameter of the body of rod 10 is less than the diameter of head 14, and the diameter of first cylindrical hole 13 is less than the diameter of second cylindrical hole 15.
Preferably, resonant rod 100 outer surfaces also can be provided with an antirust coat, for example plate the color zinc of Cr VI, to play rust-proof effect.
The preferred parameter at resonant rod 100 each position comprises: the length of resonant rod 100 is 17.1 ± 0.07cm; The diameter of the body of rod 10 is 10.0 ± 0.05cm; The diameter of head 14 is 15.0 ± 0.2cm; The length of head 14 is 2.0 ± 0.15cm; The diameter of first cylindrical hole 13 is 5.6 ± 0.1cm; The diameter of second cylindrical hole 15 is 8.0 ± 0.1cm; The diameter of through hole 17 is 3.2 ± 0.2cm.Simultaneously, the conical surface of the second annular taper hole 16 and body of rod diameter.
According to resonant rod of the present utility model, the outer surface of described resonant rod is provided with an antirust coat.
Resonant rod of the present utility model comprises the integrated body of rod of cold-heading and head; The inner shaft of the described body of rod is to being provided with the first annular taper hole, first cylindrical hole, through hole, the second annular taper hole and second cylindrical hole that is interconnected successively.The utility model resonant rod simple in structure, cost of goods manufactured is low and spillage of material is little; And the metal streamline of described resonant rod is continuous, thereby has improved product fatigue strength greatly.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearer,, the utility model is further elaborated below in conjunction with drawings and Examples.Should be appreciated that specific embodiment described herein only in order to explanation the utility model, and be not used in qualification the utility model.
Fig. 1 and Fig. 2 show the structure of resonant rod of the present utility model, described resonant rod 100 comprises the integrated body of rod 10 of cold-heading and head 14, and wherein: the inner shaft of the body of rod 10 is to being provided with the first annular taper hole 12, first cylindrical hole 13, through hole 17, the second annular taper hole 16 and second cylindrical hole 15 that is interconnected successively.The first annular taper hole 12 and second cylindrical hole 15 preferably lay respectively at the two ends of the body of rod 10, and the second annular taper hole 16 and first cylindrical hole 13 are between the first annular taper hole 12 and second cylindrical hole 15.Described head 14 is flange shape in the form of a ring.
Be more preferably first cylindrical hole 13, second cylindrical hole 15, through hole 17 and the body of rod 10 coaxial settings.And the diameter of the body of rod 10 is less than the diameter of head 14, and the diameter of first cylindrical hole 13 is less than the diameter of second cylindrical hole 15.
Preferably, resonant rod 100 outer surfaces also can be provided with an antirust coat, for example plate the color zinc of Cr VI, to play rust-proof effect.
The preferred parameter at resonant rod 100 each position comprises: the length of resonant rod 100 is 17.1 ± 0.07cm; The diameter of the body of rod 10 is 10.0 ± 0.05cm; The diameter of head 14 is 15.0 ± 0.2cm; The length of head 14 is 2.0 ± 0.15cm; The diameter of first cylindrical hole 13 is 5.6 ± 0.1cm; The diameter of second cylindrical hole 15 is 8.0 ± 0.1cm; The diameter of through hole 17 is 3.2 ± 0.2cm.Simultaneously, the conical surface of the second annular taper hole 16 and the body of rod
Claims (7)
1. a resonant rod is characterized in that, comprises the integrated body of rod of cold-heading and head; The inner shaft of the described body of rod is to being provided with the first annular taper hole, first cylindrical hole, through hole, the second annular taper hole and second cylindrical hole that is interconnected successively; Described head is flange shape in the form of a ring.
2. resonant rod according to claim 1 is characterized in that, the described first annular taper hole and described second cylindrical hole lay respectively at described body of rod two ends.
3. resonant rod according to claim 1 is characterized in that, described first cylindrical hole, second cylindrical hole, through hole and the coaxial setting of the described body of rod.
4. resonant rod according to claim 1 is characterized in that, the angle between the conical surface of the described second annular taper hole and the axis of the described body of rod is 45 degree.
5. resonant rod according to claim 1 is characterized in that the diameter of the described body of rod is less than the diameter of described head.
6. resonant rod according to claim 1 is characterized in that the diameter of described first cylindrical hole is less than the diameter of described second cylindrical hole.
7. resonant rod according to claim 1 is characterized in that the outer surface of described resonant rod is provided with an antirust coat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201397138U CN202050045U (en) | 2011-05-05 | 2011-05-05 | Resonance rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201397138U CN202050045U (en) | 2011-05-05 | 2011-05-05 | Resonance rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202050045U true CN202050045U (en) | 2011-11-23 |
Family
ID=44990342
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201397138U Expired - Lifetime CN202050045U (en) | 2011-05-05 | 2011-05-05 | Resonance rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202050045U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103066349A (en) * | 2012-12-31 | 2013-04-24 | 深圳市大富科技股份有限公司 | Cavity filter and resonant tube and processing method of resonant tube |
| CN103182632A (en) * | 2013-01-28 | 2013-07-03 | 危宾 | Method for molding and producing resonance rod by adopting flow control |
| CN104259747A (en) * | 2014-07-30 | 2015-01-07 | 成都晋杰汽车零部件有限公司 | Cold heading forming process of filter resonance rod |
| CN104759838A (en) * | 2015-02-04 | 2015-07-08 | 湖北广固科技有限公司 | Processing method for Invar steel resonant rod |
-
2011
- 2011-05-05 CN CN2011201397138U patent/CN202050045U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103066349A (en) * | 2012-12-31 | 2013-04-24 | 深圳市大富科技股份有限公司 | Cavity filter and resonant tube and processing method of resonant tube |
| CN103182632A (en) * | 2013-01-28 | 2013-07-03 | 危宾 | Method for molding and producing resonance rod by adopting flow control |
| CN104259747A (en) * | 2014-07-30 | 2015-01-07 | 成都晋杰汽车零部件有限公司 | Cold heading forming process of filter resonance rod |
| CN104759838A (en) * | 2015-02-04 | 2015-07-08 | 湖北广固科技有限公司 | Processing method for Invar steel resonant rod |
| CN104759838B (en) * | 2015-02-04 | 2017-02-22 | 湖北广固科技有限公司 | Processing method for Invar steel resonant rod |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20111123 |