CN201039385Y - Feeder shielding clamp device and device with the same - Google Patents
Feeder shielding clamp device and device with the same Download PDFInfo
- Publication number
- CN201039385Y CN201039385Y CNU2007201431683U CN200720143168U CN201039385Y CN 201039385 Y CN201039385 Y CN 201039385Y CN U2007201431683 U CNU2007201431683 U CN U2007201431683U CN 200720143168 U CN200720143168 U CN 200720143168U CN 201039385 Y CN201039385 Y CN 201039385Y
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- feeder
- shield
- clamp device
- shield clamp
- shell body
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Abstract
The utility model discloses a feed line shield nip device and equipment equipped with the device. The feed line shied nip device comprises casings (2, 5) which are respectively provided with a feed line through channel (9) and a shield body (6) arranged in a hollow cavity of the casings (2, 5) and covering the feed line through channel (9) with electromagnetism. The device has a machine cabinet which is provided with the feed line shied nip device. By adopting the utility model, the outer feed line can be directly connected with a feed module in the machine cabinet without transferring the outside and inside of the machine cabinet as well as satisfying the design requirement of the electromagnetism compatibility (EMC) of the whole machine.
Description
Technical field
The utility model relates to a kind of feeder shield clamp device and a kind of equipment that is equipped with this device.
Background technology
Current indoor type mobile communication base station equipment both at home and abroad, develop to the high-power overloading of miniaturization direction frequently, pay (OPEX) for the Capital expenditure (CAPEX) and the management that reduce operator simultaneously, base station system has been proposed many new functions, received or the like as diversity emission, four antenna diversities.So concerning base station equipment, radio frequency interface with day increase severely, along with increasing of radio frequency connector, take the space of preciousness at the bottom of too many equipment machine top or the machine, cause the significantly rising of radio frequency connector cost simultaneously.
The general transmission of adopting following technology to realize radiofrequency signal of base station equipment at present, as depicted in figs. 1 and 2, antenna feeder module 26 is placed on the inside of base station frame 28, it at first will be by one section radio frequency cable of device interior with being connected of exterior antenna system, as antenna feeder jumper 25, and the radio frequency connector 30 on machine top 29 transfers, and is communicated with the emission and the reception of realization signal with exterior aerial through the switching back.As shown in Figure 2.Advantages such as that this scheme has is easy for installation, advantages of good shielding performance.
But high this shortcoming of its Material Cost also exposes undoubtedly in present intense market competition.Because this scheme need be carried out pre-assembled with the wire jumper and the radio frequency connector of this section rack inside when equipment dispatches from the factory, so, all need it is put pre-assembled according to full configuration no matter what configuration this website is.This causes huge waste setting up at present under the situation that the more and more and contract configuration of carrier frequency number fully scarcely is a full configuration.Owing to the switching of the more than once rack inside from the antenna feeder module to antenna, the transmission of radiofrequency signal has increased loss, also causes the influence to the device signal transmission performance simultaneously.
The electromagnetic wave screening structure of the mobile communication terminal that is provided with inner slab antenna that Chinese patent is announced for No. 200510087081.4, described electromagnetic wave screening structure is an overall structure, this kind structure only is applicable to plate aerial, can not be applied to the situation that feeder passes the shield structure.
The utility model content
Technical problem to be solved in the utility model is: the outer feeder line of rack directly connects the antenna feeder module of rack inside, does not need through outside with the inner switching of rack, and satisfies complete machine electromagnetic compatible (EMC) designing requirement.
Provide a kind of feeder shield clamp device for solving the problems of the technologies described above the utility model, it is characterized in that, comprising: housing, it is provided with feeder line and penetrates passage; And shield, be contained in the cavity of housing, and the described feeder line of ELECTROMAGNETIC OBSCURANT penetrates passage.
Preferably, shield is split type, comprises at least two shields of adjacent layout, and the position of the contact-making surface between the adjacent shields body penetrates the position of passage corresponding to feeder line.
Preferably, housing is an electromagnetic shielding shell, comprises mutual fastening or by interconnective left shell of connector and right shell body, accommodates corresponding shield in left shell and the right shell body respectively.
Selectively, housing is a metal shell.
Preferably, it is a plurality of cable-through holes that feeder line penetrates passage, is made of the corresponding a plurality of half holes cooperation that lays respectively on left shell and the right shell body.
Preferably, being respectively arranged with in shelf this programme shelf and housing in left shell and the right shell body fixes by rivet.Isolate forming epicoele and cavity of resorption in left shell and right shell body respectively, shield is arranged in the cavity of resorption.
Preferably, shield is flexible, comprises the wire of elastomer-filled material and parcel packing material.
Selectively, shield is the conductive elastomer of surface or monolithic conductive.Perhaps selectively, shield is the elastomer that contains electromagnetic wave absorbent material in matrix.
The utility model also provides a kind of equipment, has rack, it is characterized in that, rack is provided with described feeder shield clamp device.
Preferably, this equipment comprises a plurality of described feeder shield clamp devices, is arranged on the corresponding interface place on the rack.
The utlity model has following technique effect:
1. use feeder shield clamp device of the present utility model, can save a large amount of switching radio frequency connectors, therefore significantly reduced the large number quipments cost;
2. saved and be necessary for a large amount of external interfaces that preset wire jumper and leave, thereby reduced machine top usable floor area or other external interface areas;
3. the antenna feeder module that has realized rack inside is connected with the direct of antenna system, does not need to carry out outside with the inner switching of rack.
Other features and advantages of the utility model provide in explanation subsequently, partly can be apparent from the description, and maybe can find out from enforcement of the present utility model.Should be appreciated that above generality is described and the following detailed description is all enumerated and illustrative, purpose is in order to provide further instruction to claimed the utility model.
Description of drawings
Accompanying drawing is formed the part of this specification, helps further to understand the utility model, and these accompanying drawings illustrate embodiment more of the present utility model, and can be used for illustrating principle of the present utility model with specification.
Fig. 1 is the partial structurtes schematic diagram of equipment enclosure inside, traditional base station;
Fig. 2 is the machine roof construction schematic diagram of traditional base station equipment;
Fig. 3 is the vertical view that is equipped with according to the base station equipment of feeder shield clamp device of the present utility model, shows the layout plan of a plurality of feeder shield clamp devices on the machine top;
Fig. 4 is the package assembly schematic diagram according to feeder shield clamp device of the present utility model;
Fig. 5 is the package assembly schematic diagram of the right feeder clip of the feeder shield clamp device among Fig. 4;
Fig. 6 is the package assembly schematic diagram of the left feeder clip of the feeder shield clamp device among Fig. 4, shows the confined state of its middle shell and shield;
Fig. 7 is the explosive view according to feeder shield clamp device of the present utility model.
Embodiment
Below the detailed description of some embodiment has been provided various explanations to the utility model specific embodiment.But the multitude of different ways that the utility model can be defined by the claims and cover is implemented.This description taken in conjunction accompanying drawing carries out, and identical in the accompanying drawings parts are represented with identical label.
Below in conjunction with accompanying drawing the technical solution of the utility model is described in detail.
With reference to figure 4, feeder shield clamp device 1 of the present utility model, comprise: right feeder clip 51 and left feeder clip 21 (respectively shown in Fig. 5 and Fig. 6), connector 4 passes left shell 2 and with right shell body 5 left feeder clip 21 is connected with right feeder clip 51, and connector 4 is a screw in the utility model.Half hole on the left shell 2 cooperates with half hole on the right shell body 5 and constitutes feeder line and penetrate passage 9, and feeder line penetrates passage 9 and is cable-through hole in the present embodiment; When antenna feeder module that connects base station equipment and exterior antenna system, it is the shield 6 of matrix that the feeder line of peelling off insulated hull can directly penetrate with the macromolecular elastomer, thereby is introduced into the antenna feeder module of base station equipment.
Selectively, left shell 2, right shell body 5 and shelf 17 are metalwork.
Show right feeder clip 51 and left feeder clip 21 after the assembling respectively with reference to figure 5 and Fig. 6.Wherein, right feeder clip 51 and left feeder clip 21 similar, left feeder clip 21 comprises left shell 2, shelf 17 and shield 6.The assembling of wherein left feeder clip 21 is shown in Figure 7.
With reference to figure 7, show the assembling decomposable process of left feeder clip 21, and being connected of left feeder clip 21 and right feeder clip 51.As shown in Figure 7, in the assembling of left feeder clip 21, the bottom of shelf 17 can be supported in the bottom of left shell 2, and its side plate is connected with left shell 2 by rivet 7, therefore can isolate respectively and form epicoele (when inserting feeder line, epicoele can play the effect of setting upright feeder line) and cavity of resorption; Shield 6 is arranged in the cavity of resorption, and outwards protrudes naturally in cavity of resorption.Same mode is assembled right feeder clip 51, connects left feeder clip 21 and right feeder clip 51 by screw, and shield 6 is fitted tightly at cable-through hole place and corresponding surface, forms feeder shield clamp device 1.Feeder shield clamp device 1 after the assembling as shown in Figure 4.
As another kind of possible implementation, shield 6 also can be the elastomer that contains electromagnetic wave absorbent material in matrix.This electromagnetic wave absorbent material can be such as Ni-Zn ferrite or hexagonal ferrite etc.
Two shields in the left and right feeder clip of unused state fit tightly together, form complete shielding construction.
With reference to figure 3, show the equipment that is equipped with described feeder clip shield clip device 1.This equipment has rack, it is characterized in that, is provided with two described feeder shield clamp devices 1 at the corresponding interface place of rack.Passing outside connecting hole 10 (referring to Fig. 6) can be connected the feeder shield clamp device with rack, make entire equipment form a complete shielding integral body.
During use, feeder line is passed cable-through hole, because shield 6 has certain elasticity, pass through feeder shield clamp device 1 when making things convenient for threading, and can compress feeder line, blind simultaneously, rack is inner to be connected with the radio frequency interface 27 of antenna feeder module 26 so feeder line enters, and has realized that the outer feeder line of rack is connected with the direct of antenna feeder module 26.
In sum, feeder shield clamp device provided by the utility model in current communication base station equipment both at home and abroad, has particular structure form and functional characteristics, make the feeder line of base station equipment can directly use on the module that is connected in the base station, satisfy the Electromagnetic Compatibility requirement simultaneously.Greatly reduce the production cost of base station by the application of this device, increased competitiveness of product.
It should be noted last that, above embodiment is only unrestricted in order to the explanation the technical solution of the utility model, although the utility model is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can make amendment or be equal to replacement the technical solution of the utility model, and not breaking away from the spirit and scope of technical solutions of the utility model, it all should be encompassed in the middle of the claim scope of the present utility model.
Claims (10)
1. a feeder shield clamp device is characterized in that, comprising:
Housing (2,5), it is provided with feeder line and penetrates passage (9); And shield (6), be contained in the cavity of described housing (2,5), and the described feeder line of ELECTROMAGNETIC OBSCURANT penetrates passage (9).
2. feeder shield clamp device according to claim 1, it is characterized in that, described shield (6) is split type, comprises at least two shields (6) of adjacent layout, and the position of the contact-making surface between the adjacent shields body (6) penetrates the position of passage (9) corresponding to described feeder line.
3. feeder shield clamp device according to claim 1, it is characterized in that, described housing (2,5) be electromagnetic shielding shell, comprise mutual fastening or, accommodate corresponding shield (6) respectively in described left shell (2) and the right shell body (5) by interconnective left shell of connector (2) and right shell body (5).
4. feeder shield clamp device according to claim 3 is characterized in that, it is a plurality of cable-through holes that described feeder line penetrates passage (9), cooperates formation by corresponding a plurality of half holes that lay respectively on left shell (2) and the right shell body (5).
5. feeder shield clamp device according to claim 3, it is characterized in that, be respectively arranged with shelf (17) in described left shell (2) and the right shell body (5), isolate forming epicoele and cavity of resorption respectively in described left shell (2) and right shell body (5), described shield is arranged in the described cavity of resorption.
6. feeder shield clamp device according to claim 3 is characterized in that, described shield (6) is flexible, comprises elastomer-filled material and the wire that wraps up described packing material.
7. feeder shield clamp device according to claim 3 is characterized in that, described shield (6) is the conductive elastomer of surface or monolithic conductive.
8. feeder shield clamp device according to claim 3 is characterized in that, described shield (6) is the elastomer that contains electromagnetic wave absorbent material in matrix.
9. an equipment has rack, it is characterized in that, described rack is provided with according to each described feeder shield clamp device among the claim 1-8.
10. equipment according to claim 9 is characterized in that, comprises a plurality of described feeder shield clamp devices, is arranged on the corresponding interface place on the described rack.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201431683U CN201039385Y (en) | 2007-04-09 | 2007-04-09 | Feeder shielding clamp device and device with the same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201431683U CN201039385Y (en) | 2007-04-09 | 2007-04-09 | Feeder shielding clamp device and device with the same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201039385Y true CN201039385Y (en) | 2008-03-19 |
Family
ID=39211915
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201431683U Expired - Fee Related CN201039385Y (en) | 2007-04-09 | 2007-04-09 | Feeder shielding clamp device and device with the same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201039385Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111999427A (en) * | 2020-07-07 | 2020-11-27 | 安徽华能电缆集团有限公司 | Detection apparatus for high fire-retardant no halogen low cigarette low toxicity power cable |
-
2007
- 2007-04-09 CN CNU2007201431683U patent/CN201039385Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111999427A (en) * | 2020-07-07 | 2020-11-27 | 安徽华能电缆集团有限公司 | Detection apparatus for high fire-retardant no halogen low cigarette low toxicity power cable |
| CN111999427B (en) * | 2020-07-07 | 2022-06-28 | 安徽华能电缆集团有限公司 | Detection apparatus for high fire-retardant no halogen low smoke low toxicity power cable |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080319 Termination date: 20140409 |