CN209594193U - A kind of high-performance shielded box - Google Patents
A kind of high-performance shielded box Download PDFInfo
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- CN209594193U CN209594193U CN201821610298.8U CN201821610298U CN209594193U CN 209594193 U CN209594193 U CN 209594193U CN 201821610298 U CN201821610298 U CN 201821610298U CN 209594193 U CN209594193 U CN 209594193U
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- shielded box
- cabinet
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- performance
- box according
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Abstract
The utility model provides a kind of high-performance shielded box, including cabinet, lid, elevating mechanism, the lid includes outer cover, inner cover, the inner cover is fixed in outer cover, the elevating mechanism is equipped with lifting unit, fixed part, and the lid is connected with lifting unit, and the cabinet is connected with fixed part, communication interface panel assembly is equipped in the cabinet, the communication interface panel assembly is equipped with multiple interfaces.Existing shielded box shielding properties is limited, can only generally shield to 80dB signal strength below, can not obtain higher masking value, cause the detection performance of shielded box limited, not can guarantee the test for meeting the mobile communication product of high demand.Shielded box shielding properties with higher provided by the utility model effectively solves the problems, such as that shielded box shielding properties is limited in the prior art less.
Description
Technical field
The utility model relates to a kind of high-performance shielded boxes, can effectively be inhaled to hyperfrequency waves more particularly to one kind
The shielded box of receipts belongs to network equipment design and manufacturing technology field.
Background technique
The commonly used equipment that shielded box is detected as a kind of wireless telecommunications system provides glitch-free survey for wireless telecommunications system
Test ring border, to realize the Accurate Determining to wireless telecommunications system performance.But existing shielded box shielding properties is limited, generally can only
80dB signal strength below is shielded, higher masking value can not be obtained, causes the detection performance of shielded box limited, it can not
Guarantee the test for meeting the mobile communication product of high demand.
Utility model content
The utility model provides a kind of high-performance shielded box, has at least to solve shielded box shielding properties in the prior art
The problem of limit.
The utility model provides a kind of high-performance shielded box, including cabinet, lid, elevating mechanism, and the lid includes
Outer cover, inner cover, the inner cover are fixed in outer cover, and the elevating mechanism is equipped with lifting unit, fixed part, the lid and lifting
Portion is connected, and the cabinet is connected with fixed part, and communication interface panel assembly, the communication interface panel group are equipped in the cabinet
Part is equipped with multiple interfaces.
Further, it is equipped with first between the outer cover, inner cover and inhales wave layer.
Further, it is equipped with second in the inner cover and inhales wave layer.
Further, it is equipped with third in the cabinet and inhales wave layer.
Further, it is hyperfrequency absorbing material that the first suction wave layer, the second suction wave layer, third, which inhale wave layer,.
Further, the hyperfrequency absorbing material is to inhale wave foam or conducting foam.
Further, the hyperfrequency absorbing material is with a thickness of 10mm.
Further, the interface is filter interface.
Further, the elevating mechanism is cylinder.
Further, the shielded box further includes linear mould group, and the linear mould group is located at the cabinet equipped with elevator
The side of structure, and the linear Mo Zu is connected with cabinet, lid respectively.
The utility model is designed as cabinet, lid dual structure compared with prior art, by shielded box, is formed detachable
Shielding box structure, avoid that additional opening is arranged on cabinet, it is ensured that cabinet, lid are integrated, to improve screen
Cover the shielding properties of case.The utility model shielded box is in use by the separation of cabinet, lid come for channel radio simultaneously
It interrogates equipment and sufficient loading space is provided, staff is facilitated to detect.
Detailed description of the invention
Fig. 1 is the utility model embodiment shielded box structural schematic diagram；
Fig. 2 is the utility model embodiment shielded box configuration schematic diagram；
Fig. 3 is the utility model embodiment shielded box cross section structure schematic diagram.
Specific embodiment
In order to make those skilled in the art better understand the scheme of the utility model, below in conjunction with the utility model reality
The attached drawing in example is applied, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that described
Embodiment is only the embodiment of the utility model a part, instead of all the embodiments.Based on the reality in the utility model
Example is applied, every other embodiment obtained by those of ordinary skill in the art without making creative efforts is all answered
When the range for belonging to the utility model protection.
It should be noted that the specification and claims of the utility model and term " first " in above-mentioned attached drawing,
" second " etc. is to be used to distinguish similar objects, without being used to describe a particular order or precedence order.
The utility model embodiment discloses a kind of high-performance shielded box, as depicted in figs. 1 and 2, including cabinet 2, lid
1, elevating mechanism 3, the lid 1 include outer cover 11, inner cover 12, and the inner cover 12 is fixed in outer cover 11, the elevating mechanism 3
It is equipped with lifting unit, fixed part, the lid 1 is connected with lifting unit, and the cabinet 2 is connected with fixed part, sets in the cabinet 2
There is communication interface panel assembly 21, the communication interface panel assembly 21 is equipped with multiple interfaces.
Optionally, it as shown in figure 3, being equipped with first between the outer cover 11, inner cover 12 inhales wave layer 51, is set in the inner cover 12
There is the second suction wave layer 52, third is equipped in the cabinet 2 and inhales wave layer 53, described first, which inhales wave layer 51, second, inhales wave layer 52, third
Suction wave layer 53 is hyperfrequency absorbing material.
Particularly, the hyperfrequency absorbing material is to inhale wave foam or conducting foam.
Particularly, the hyperfrequency absorbing material is with a thickness of 10mm.
Wherein, as shown in Figure 1, Figure 2, Figure 3 shows, the hyperfrequency absorbing material is the suction wave foam of thickness 10mm, elevator
Structure is cylinder.
In use, lid 1 is pushed to rise by cylinder, the DUT of test is put into shielded box by staff, by gas
Cylinder drives lid 1 to decline, and makes cabinet 2,1 tight closure of lid, forms shielding construction, and detected；It is to be detected it is complete after, by gas
Cylinder drives lid 1 to rise, and separates cabinet 2, lid 1, staff takes out the DUT after test from shielded box.
Shielded box is designed as cabinet, lid dual structure by the utility model embodiment, forms detachable shielded box
Structure avoids that additional opening is arranged on cabinet, it is ensured that cabinet, lid are integrated, to improve the screen of shielded box
Performance is covered, and shielded box carries out pneumatic mode enabling using cylinder, air pump can guarantee that cabinet, lid closure are tight when detecting
It is close, the safety of operation is improved, and ensure that the shielding properties of shielded box.
Meanwhile the utility model embodiment shielded box is in use by the separation of cabinet, lid come for channel radio
It interrogates equipment and sufficient loading space is provided, staff is facilitated to detect.
The utility model embodiment realizes the double-deck isolation effect also by setting outer cover, inner cover double-layer structure for lid,
Shielding properties is improved, jamming performance is improved.
In addition, the utility model embodiment improves the screen of shielded box by the way that Multilayer Microwave Absorption Materials are arranged in cabinet, lid
Covering performance, especially the utility model embodiment absorbing material selects thickness to be up to the suction wave foam of 10mm, effectively increases screen
The shielding properties for covering case makes shielded box shielding properties still with higher, this hair under the frequency of 700MHz-6GHz (>=80dB)
Bright to compare with other universal shield casees, test frequency greatly improves, and ensure that the accurate test of the mobile communication product of high demand.
Optionally, the interface is filter interface.
Wherein, filter interface is EMI filter interface, connects electromagnetic interface filter in the circuit in interface, and interface is made to have filter
Wave energy.Interface includes USB interface, DB25 interface etc..
Test process is effectively reduced to the negative of interface by using electromagnetic interface filter in interface in the utility model embodiment
It influences, further increases the shielding properties of cabinet, guarantee that test can be carried out with safety and precise.
Optionally, the shielded box further includes linear mould group 4, and the linear mould group 4 is located at the cabinet 2 equipped with elevator
The side of structure 3, and the linear mould group 4 is connected with cabinet 2, lid 1 respectively.
Wherein, linear mould group 4 is servo electric jar 4, and the telescopic end of servo electric jar 4 is connected with lid 1, servo-electric
The bottom of cylinder 4 and cabinet 2 are fixed.
The utility model embodiment pushes lid to carry out by using linear mould group, using linear Mo Zu assistance for lifting mechanism
Lifting improves the stationarity of lid lifting process, allows the work that shielded box is steady in a long-term.
Finally it should be noted that above embodiments are only to illustrate the technical solution of the utility model rather than limit it
System, although the utility model is described in detail referring to above-described embodiment, those of ordinary skill in the art should
Understand, technical staff read present specification after specific implementation of the utility model can still be modified or
Equivalent replacement, but these are modified or are changed within all without departing from present utility model application accompanying claims protection scope.
Claims (10)
1. a kind of high-performance shielded box, which is characterized in that the shielded box includes cabinet, lid, elevating mechanism, the lid packet
Outer cover, inner cover are included, the inner cover is fixed in outer cover, and the elevating mechanism is equipped with lifting unit, fixed part, the lid and liter
Drop portion is connected, and the cabinet is connected with fixed part, and communication interface panel assembly, the communication interface panel are equipped in the cabinet
Component is equipped with multiple interfaces.
2. high-performance shielded box according to claim 1, which is characterized in that be equipped with first between the outer cover, inner cover and inhale
Wave layer.
3. high-performance shielded box according to claim 2, which is characterized in that be equipped with second in the inner cover and inhale wave layer.
4. high-performance shielded box according to claim 3, which is characterized in that be equipped with third in the cabinet and inhale wave layer.
5. high-performance shielded box according to claim 4, which is characterized in that described first inhales wave layer, second inhales wave layer, the
Three inhale wave layer for hyperfrequency absorbing material.
6. high-performance shielded box according to claim 5, which is characterized in that the hyperfrequency absorbing material is to inhale wave foam
Or conducting foam.
7. high-performance shielded box according to claim 5 or 6, which is characterized in that the hyperfrequency absorbing material with a thickness of
10mm。
8. high-performance shielded box according to claim 1, which is characterized in that the interface is EMI filter interface.
9. high-performance shielded box according to claim 1, which is characterized in that the elevating mechanism is cylinder.
10. high-performance shielded box according to claim 1, which is characterized in that the shielded box further includes linear mould group, institute
It states linear mould group and is located at the side that the cabinet is equipped with elevating mechanism, and the linear Mo Zu is connected with cabinet, lid respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821610298.8U CN209594193U (en) | 2018-09-29 | 2018-09-29 | A kind of high-performance shielded box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821610298.8U CN209594193U (en) | 2018-09-29 | 2018-09-29 | A kind of high-performance shielded box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209594193U true CN209594193U (en) | 2019-11-05 |
Family
ID=68373341
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821610298.8U Active CN209594193U (en) | 2018-09-29 | 2018-09-29 | A kind of high-performance shielded box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209594193U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113329602A (en) * | 2020-02-28 | 2021-08-31 | 广东飞龙昌通信建设有限公司 | Communication box with shielding function |
-
2018
- 2018-09-29 CN CN201821610298.8U patent/CN209594193U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113329602A (en) * | 2020-02-28 | 2021-08-31 | 广东飞龙昌通信建设有限公司 | Communication box with shielding function |
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