CN205211897U - Phase shifter - Google Patents
Phase shifter Download PDFInfo
- Publication number
- CN205211897U CN205211897U CN201521085566.5U CN201521085566U CN205211897U CN 205211897 U CN205211897 U CN 205211897U CN 201521085566 U CN201521085566 U CN 201521085566U CN 205211897 U CN205211897 U CN 205211897U
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- CN
- China
- Prior art keywords
- bar
- coaxial cable
- phase shifter
- shaped trough
- metallic cavity
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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 - Fee Related
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- 230000005540 biological transmission Effects 0.000 claims abstract description 19
- 239000004020 conductor Substances 0.000 claims abstract description 13
- 230000002093 peripheral effect Effects 0.000 claims description 15
- 230000003014 reinforcing effect Effects 0.000 claims description 11
- 238000003466 welding Methods 0.000 abstract description 4
- 239000002184 metal Substances 0.000 abstract 4
- 230000003245 working effect Effects 0.000 abstract 1
- 230000005611 electricity Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000004907 flux Effects 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 238000010295 mobile communication Methods 0.000 description 2
- 229910000679 solder Inorganic materials 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
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- Waveguide Aerials (AREA)
Abstract
The utility model provides a phase shifter, includes coaxial cable and metal cavity, the internal portion of wire chamber is separated for two at least independent radio frequency transmission ranges by the longitudinal baffle, it is equipped with the bar groove that is used for the card to establish coaxial cable together respectively to correspond each independent radio frequency transmission range in at least one side of metal cavity, the bar groove sets up along the lengthwise orientation of metal cavity, tank bottom in the bar groove is equipped with the mounting hole that supplies the coaxial cable inner conductor to pass, it consolidates the groove with transversely damming of cuting of bar groove to be equipped with in one side of mounting hole, some of coaxial cable outer conductor is fixed at the mounting hole and is transversely dammed and consolidate between the groove, and with the bar inslot wall company of welding mutually. The firm connection between coaxial cable and the metal cavity can be guaranteed, phase shifter among the prior art has been solved owing to connect and lost efficacy and led to the fact inconsistent with the unstable problem of phase shifter working property.
Description
Technical field
The utility model relates to mobile communication antenna technical field, especially relates to a kind of phase shifter.
Background technology
In mobile communications network covers, electricity adjusts antenna for base station to be one of key equipment of overlay network, and phase shifter is the core component that electricity adjusts antenna for base station, and the stability of phase shifter work directly determines functional reliability and the stability of electrical tilt antenna.
In prior art, coaxial cable in cavity type phase shifter is connected with phase shifter housing (metallic cavity) by a contiguous block usually, first coaxial cable is connected on contiguous block, contiguous block is connected with phase shifter housing by bolt again, such connected mode is due in production assembling process, easily there is stress failures in Screw assembly part, structural strength can weaken change, also easily skidding is there is in addition between Screw assembly part, it is loosening that these all cause the connection between contiguous block and phase shifter housing there will be, thus cause the function of phase shifter to occur unstable situation, have a strong impact on the electricity function index of corresponding communication network.
Utility model content
In order to solve the problems of the technologies described above, the utility model provides a kind of phase shifter, and can to ensure between coaxial cable with metallic cavity firm is connected, and can meet the needs of many coaxial cable ordered arrangements, the final service behaviour improving phase shifter.
The utility model in order to solve the problems of the technologies described above adopted technical scheme is: a kind of phase shifter, comprise coaxial cable and metallic cavity, described metallic cavity inside is divided at least two independently radio frequency transmission districts by longitudinal baffle, in at least side of metallic cavity correspondence, each is independently respectively equipped with the bar-shaped trough establishing coaxial cable together for card in radio frequency transmission district, bar-shaped trough is arranged along the longitudinally of metallic cavity, the installing hole passed for inner conductor is provided with at the bottom land of bar-shaped trough, be provided with the transverse direction of being blocked by bar-shaped trough to dam reinforcing groove in the side of installing hole, a part for coaxial cable outer conductor is fixed on installing hole and laterally dams reinforces between groove, and be welded and connected with bar-shaped trough inwall.
Further, the bottom land of bar-shaped trough exceeds the side of the metallic cavity at bar-shaped trough place.
Further, be arranged in parallel corresponding between multiple bar-shaped troughs that each radio frequency transmission district is arranged, and between adjacent twice bar-shaped trough, there is interval.
Further, described radio frequency transmission district is two, described coaxial cable is at least one group, the quantity often organizing coaxial cable is two, two coaxial cables often organized are corresponding with twice bar-shaped trough respectively to be arranged, and the position residing on metallic cavity longitudinally of two coaxial cables often in group is identical.
Further, be also provided with for coaxial cable being arranged in an orderly manner the arrangement geometrical clamp be pressed in corresponding bar-shaped trough.
Further, described arrangement geometrical clamp comprises a split ring matched with metallic cavity shape of cross section, two ends of split ring are respectively equipped with the first card convex and first hole clipping of the clamping that cooperatively interacts, on the inner peripheral surface of split ring, be provided with the inner card cage for matching with coaxial cable, one end near the first hole clipping on the outer peripheral face of split ring is provided with tractive handle, be provided with the second hole clipping at the end of tractive handle, the outer peripheral face of split ring is provided with the second hole clipping with the use of the second card convex.
Further, on the outer peripheral face of split ring, the position corresponding to inner card cage is also provided with for organizing with another exterior bayonet slot that coaxial cable matches, and the coaxial cable in exterior bayonet slot can be pressed in the respective side of metallic cavity after the position that described tractive handle is arranged meets the second hole clipping and the second card convex clamping.
Further, described split ring is straight-flanked ring, and the opening of straight-flanked ring is located on a limit of rectangle, and tractive handle is located at the corresponding bight of straight-flanked ring, and the number of described inner card cage is two, is provided with hollow reinforcing protruding between two inner card cages.
Further, at the end of tractive handle, it is convex that the edge of the second hole clipping is also provided with tractive hand.
Further, described split ring and the first card convex, tractive handle, tractive hand are convex, the second card convex and hollow reinforcing projection are integrated the structure made.
Beneficial effect:
According to the utility model, in the side of metallic cavity, each radio frequency transmission district corresponding arranges bar-shaped trough, and on bar-shaped trough, arrange the mode of the reinforcing groove that laterally dams, and the outer conductor of coaxial cable and corresponding bar-shaped trough is welded to connect.Bar-shaped trough can make coaxial cable card establish wherein to avoid it mutually to produce interference, the setting of reinforcing groove of laterally damming not only can block the continuation extension of solder flux in bar-shaped trough in weld seam between outer conductor and bar-shaped trough, thus ensures the laminating degree between coaxial cable and bar-shaped trough inwall; And have the uniformity and the density that utilize and realize weld seam between outer conductor and bar-shaped trough inwall, and easily form the arc tips weld seam of high strength in one end that weld seam reinforces groove side near laterally damming, thus reinforce the connection between coaxial cable and bar-shaped trough.Avoid the inefficacy be connected between coaxial cable with bar-shaped trough, drastically increase consistency and the stability of phase shifter performance.
The structural strength of whole phase shifter, higher than the side of the metallic cavity at bar-shaped trough place, can be strengthened in the bottom of bar-shaped trough, improves the fastness be welded to connect further.
Be arranged in parallel corresponding between multiple bar-shaped troughs that each radio frequency transmission district is arranged, and between adjacent twice bar-shaped trough, there is interval, can avoid further mutually disturbing between the many coaxial cables with group, improve the service behaviour of phase shifter further.
The setting arranging geometrical clamp can ensure that coaxial cable is fitly arranged in the corresponding side of metallic cavity, thus ensures stability and the reliability of phase shifter work further.
Below in conjunction with the drawings and specific embodiments, concrete detailed description is further done to the utility model.
Accompanying drawing explanation
Fig. 1 is perspective view of the present utility model.
Fig. 2 is A place enlarged drawing in Fig. 1.
Fig. 3 is the perspective view of metallic cavity.
Fig. 4 is the cross sectional representation of metallic cavity.
Fig. 5 is the structural representation of geometrical clamp.
In figure, 1, metallic cavity, 101, bar-shaped trough, 102, welding hole, 103, laterally dam reinforcing groove, and 104, installing hole, 2, arrange geometrical clamp, 201, split ring, the 202, first card convex, the 203, first hole clipping, 204, exterior bayonet slot, 205, tractive handle, the 206, second hole clipping, 207, tractive hand is convex, the 208, second card convex, and 209, inner card cage, 210, reinforce protruding, 3, coaxial cable, 3 ', another organizes coaxial cable.
Embodiment
As shown in the figure, a kind of phase shifter, comprises coaxial cable 3 and metallic cavity 1.
Be provided with dividing plate in metallic cavity 1, thus from longitudinally, metallic cavity 1 be divided into two independently radio frequency transmission districts.In practical application, the quantity of dividing plate does not limit, and can be such as parallel interval two pieces of arranging thus metallic cavity 1 is divided into 3 independently radio frequency transmission districts, also can be 3 pieces of dividing plates, thus metallic cavity 1 is divided into 4 independently radio frequency transmission districts etc.
In the side of metallic cavity 1 correspondence, each is independently respectively equipped with the bar-shaped trough 101 establishing coaxial cable together for card in radio frequency transmission district, bar-shaped trough 101 is arranged along the longitudinally of metallic cavity 1, the installing hole 104 passed for inner conductor is provided with at the bottom land of bar-shaped trough 101, be provided with in the side of installing hole 104 transverse direction that bar-shaped trough is blocked dam reinforce groove 103, a part for coaxial cable 3 outer conductor is fixed on installing hole 104 and laterally dams reinforces between groove 103, and is welded and connected with bar-shaped trough 101 inwall.
The inner wire of coaxial cable 3 is used for being connected with the feeding network be located in metallic cavity, is not emphasis of the present utility model herein, does not therefore describe in detail.Conveniently weld, be provided with the welding hole 102 facilitating inner wire to be connected with feeding network in the relevant position of metallic cavity 1 sidewall.
Particularly, the part that coaxial cable 3 is arranged in metallic cavity 1 outside has one section to be fastened on bar-shaped trough 101 after the bending of bar-shaped trough length direction.
The setting of reinforcing groove 103 of laterally damming not only can block the continuation extension of solder flux in bar-shaped trough in weld seam between outer conductor and bar-shaped trough, thus ensures the laminating degree between coaxial cable 3 and bar-shaped trough 101 inwall; And have the uniformity and the density that utilize and realize weld seam between outer conductor and bar-shaped trough inwall, and easily form the arc tips weld seam of high strength in one end that weld seam reinforces groove 103 side near laterally damming, thus reinforce the connection between coaxial cable and bar-shaped trough.
Avoid the inefficacy be connected between coaxial cable with bar-shaped trough, solve the change of the phase shifter performance caused because securing member lost efficacy in prior art, drastically increase consistency and the stability of phase shifter performance.
Bar-shaped trough 101 can be made into integration with metallic cavity 1, during making, the bottom land of bar-shaped trough 101 can be made to exceed the side of the metallic cavity at bar-shaped trough place, thus ensure the intensity of whole metallic cavity, improves the stability of phase shifter service behaviour further.
Be arranged in parallel corresponding between multiple bar-shaped troughs that each radio frequency transmission district is arranged, and between adjacent twice bar-shaped trough, there is interval.
In present embodiment, radio frequency transmission district is two, the twice bar-shaped trough in corresponding Liang Ge radio frequency transmission district be arranged in parallel, and between twice bar-shaped trough, there is interval, described coaxial cable is at least one group, the quantity often organizing coaxial cable is two, and two coaxial cables often organized are corresponding with twice bar-shaped trough respectively to be arranged, and the position residing on metallic cavity longitudinally of two coaxial cables often in group is identical.
In present embodiment, only be provided with twice bar-shaped trough in the side of metallic cavity, in twice bar-shaped trough, be interval with 6 groups of (12) coaxial cables along its length, 6 groups of coaxial cables, two batches of being divided into quantity equal, respectively towards the two ends of metallic cavity 1 length direction.
In the application of reality, twice bar-shaped trough can be set respectively on two sides that metallic cavity 1 is relative, settle the corresponding coaxial cable of welding.
In order to make coaxial cable arrange in order further, be also provided with the arrangement geometrical clamp 2 for being clamped in by coaxial cable in metallic cavity.
Described arrangement geometrical clamp 2 comprises a split ring 201 matched with metallic cavity 1 shape of cross section, two ends of split ring 201 are respectively equipped with the first card convex 202 and the first hole clipping 203 of the clamping that cooperatively interacts, on the inner peripheral surface of split ring, be provided with the inner card cage 209 for matching with coaxial cable, one end near the first hole clipping on the outer peripheral face of split ring is provided with tractive handle 205, be provided with the second hole clipping 206 at the end of tractive handle 205, the outer peripheral face of split ring 201 is provided with the second hole clipping 206 with the use of the second card convex 208.
On the outer peripheral face of split ring 201, the position corresponding to inner card cage 209 is also provided with for organizing with another exterior bayonet slot 204 that coaxial cable matches, and the coaxial cable in exterior bayonet slot 204 can be pressed in the respective side of metallic cavity 1 after the position that described tractive handle 205 is arranged meets the second hole clipping 206 and the second card convex 208 clamping.
Described split ring 201 is straight-flanked ring, and the opening of straight-flanked ring is located on a limit of rectangle, and tractive handle 205 is located at the corresponding bight of straight-flanked ring, and the number of described inner card cage 209 is two, is provided with hollow reinforcing projection 210 between two inner card cages 209.
At the end of tractive handle 205, the edge of the second hole clipping 206 is also provided with tractive hand convex 207.
Described split ring 201 and the first card convex 202, tractive handle 205, convex 207, second card convex 208 of tractive hand and hollow reinforcing projection 210 are integrated the structure made, and particularly, the plastics with certain suppleness can be adopted to be made into integration.
During use, arrangement geometrical clamp 2 is arranged the outer peripheral face of metallic cavity 1, inner card cage 209 on split ring inner peripheral surface is installed to coordinating with wherein a pair coaxial cable 3, the first hole clipping 203 and the first card convex 202 phase clamping is made by pulling tractive handle, then another adjacent with coaxial cable 3 is made to organize after coaxial cable 3 ' matches with the exterior bayonet slot 204 on split ring 201 outer peripheral face, by pulling tractive hand convex 207, second hole clipping 206 is matched with the second card convex 208 clamping, thus two groups of coaxial cables can be made docile in the respective side of metallic cavity 1 in an orderly manner.
In practical application, inner card cage 209 is determined according to actual needs with the quantity of exterior bayonet slot 204.
The setting of arrangement geometrical clamp 2 also can protect the attachment weld between coaxial cable and bar-shaped trough further, and protects coaxial cable itself arbitrarily to bend.Final functional reliability and the stability ensureing phase shifter further.
Non-detailed portion is prior art herein.
Claims (10)
1. a phase shifter, comprise coaxial cable (3) and metallic cavity (1), described metallic cavity inside is divided at least two independently radio frequency transmission districts by longitudinal baffle, it is characterized in that: at least side of metallic cavity (1) correspondence, each is independently respectively equipped with the bar-shaped trough (101) establishing coaxial cable together for card in radio frequency transmission district, bar-shaped trough (101) is arranged along the longitudinally of metallic cavity (1), the installing hole (104) passed for inner conductor is provided with at the bottom land of bar-shaped trough (101), be provided with in the side of installing hole (104) transverse direction that bar-shaped trough is blocked dam reinforce groove (103), a part for coaxial cable (3) outer conductor is fixed on installing hole (104) and laterally dams reinforces between groove (103), and be welded and connected with bar-shaped trough inwall.
2. a kind of phase shifter according to claim 1, is characterized in that: the bottom land of bar-shaped trough (101) exceeds the side of the metallic cavity at bar-shaped trough place.
3. a kind of phase shifter according to claim 2, is characterized in that: be arranged in parallel corresponding between multiple bar-shaped troughs that each radio frequency transmission district is arranged, and have interval between adjacent twice bar-shaped trough.
4. a kind of phase shifter according to claim 3, it is characterized in that: described radio frequency transmission district is two, described coaxial cable is at least one group, the quantity often organizing coaxial cable is two, two coaxial cables often organized are corresponding with twice bar-shaped trough respectively to be arranged, and the position residing on metallic cavity longitudinally of two coaxial cables often in group is identical.
5. a kind of phase shifter according to any one of claim 1-4, is characterized in that: be also provided with for coaxial cable being arranged in an orderly manner the arrangement geometrical clamp (2) be pressed in corresponding bar-shaped trough.
6. a kind of phase shifter according to claim 5, it is characterized in that: described arrangement geometrical clamp (2) comprises a split ring (201) matched with metallic cavity (1) shape of cross section, two ends of split ring (201) are respectively equipped with the first card convex (202) and first hole clipping (203) of the clamping that cooperatively interacts, on the inner peripheral surface of split ring, be provided with the inner card cage (209) for matching with coaxial cable, one end near the first hole clipping on the outer peripheral face of split ring is provided with tractive handle (205), the second hole clipping (206) is provided with at the end of tractive handle (205), the outer peripheral face of split ring (201) is provided with the second hole clipping (206) with the use of the second card convex (208).
7. a kind of phase shifter according to claim 6, it is characterized in that: on the outer peripheral face of split ring (201), also be provided with for organize with another exterior bayonet slot (204) that coaxial cable matches with the corresponding position of inner card cage (209), the coaxial cable in exterior bayonet slot (204) can be pressed in the respective side of metallic cavity (1) after meeting the second hole clipping (206) and the second card convex (208) clamping by the position that described tractive handle (205) is arranged.
8. a kind of phase shifter according to claim 7, it is characterized in that: described split ring (201) is straight-flanked ring, the opening of straight-flanked ring is located on a limit of rectangle, tractive handle (205) is located at the corresponding bight of straight-flanked ring, the number of described inner card cage (209) is two, is provided with hollow reinforcing projection (210) between two inner card cages (209).
9. a kind of phase shifter according to any one of claim 6-8, is characterized in that: at the end of tractive handle (205), and the edge of the second hole clipping (206) is also provided with tractive hand convex (207).
10. a kind of phase shifter according to any one of claim 6-8, is characterized in that: described split ring (201) and the first card convex (202), tractive handle (205), tractive hand convex (207), the second card convex (208) and hollow reinforcing projection (210) are integrated the structure made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521085566.5U CN205211897U (en) | 2015-12-24 | 2015-12-24 | Phase shifter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521085566.5U CN205211897U (en) | 2015-12-24 | 2015-12-24 | Phase shifter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205211897U true CN205211897U (en) | 2016-05-04 |
Family
ID=55849596
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521085566.5U Expired - Fee Related CN205211897U (en) | 2015-12-24 | 2015-12-24 | Phase shifter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205211897U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105514538A (en) * | 2015-12-24 | 2016-04-20 | 广东通宇通讯股份有限公司 | Phase shifter |
| CN106972271A (en) * | 2017-05-22 | 2017-07-21 | 摩比天线技术（深圳）有限公司 | Phase shifter |
| CN108538194A (en) * | 2018-05-28 | 2018-09-14 | 科溯盾（北京）科技有限公司 | A kind of tension automatic adjustment device |
-
2015
- 2015-12-24 CN CN201521085566.5U patent/CN205211897U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105514538A (en) * | 2015-12-24 | 2016-04-20 | 广东通宇通讯股份有限公司 | Phase shifter |
| CN105514538B (en) * | 2015-12-24 | 2018-05-18 | 广东通宇通讯股份有限公司 | A kind of phase shifter |
| CN106972271A (en) * | 2017-05-22 | 2017-07-21 | 摩比天线技术（深圳）有限公司 | Phase shifter |
| CN106972271B (en) * | 2017-05-22 | 2023-09-19 | 摩比天线技术（深圳）有限公司 | Phase shifter |
| CN108538194A (en) * | 2018-05-28 | 2018-09-14 | 科溯盾（北京）科技有限公司 | A kind of tension automatic adjustment device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160504 |