CN207513242U - Mini shielding castle - Google Patents
Mini shielding castle Download PDFInfo
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- CN207513242U CN207513242U CN201721478551.4U CN201721478551U CN207513242U CN 207513242 U CN207513242 U CN 207513242U CN 201721478551 U CN201721478551 U CN 201721478551U CN 207513242 U CN207513242 U CN 207513242U
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Abstract
A kind of mini shielding castle, including：Shield shell（1）, be located at the shield shell（1）Interior test equipment and its circuit（2）；The shield shell（1）Bottom slider roller is installed（3）, the shield shell（1）Including：Upper shell（11）, lower housing（12）And make the upper shell（11）And lower housing（12）The switching mechanism for being detached from and fastening（13）；The upper shell（11）In switching mechanism（13）Drive under can be relative to lower housing（12）Oscilaltion campaign is carried out to be turned on and off shield shell（1）, it is at masked state（It closes）Or not masked state（It opens）.The mini shielding castle of the utility model is small, at low cost, transfer is flexible, can be positioned over office building, the house of the overwhelming majority.Shield is automatically opened and closed, the time that test prepares can be greatly reduced, improve the speed of project testing.
Description
Technical field
The utility model is related to a kind of laboratory equipment more particularly to a kind of knots of shielding castle for antenna measurement
Structure improve, be mainly used for the components of radio systems such as the small-sized electronic products antenna such as antenna for mobile phone, router, palm PC or
System test.
Background technology
At present, existing shielding castle is all using fixed laboratory, and not only volume is big, cost is high, but also can not
Testing location is converted, when test needs tester frequently to open shielding gate, needs to expend longer time.It is in addition, traditional
The darkroom testing process of shielding castle all serially carry out, when the different performance to product is needed to test, need
The relevant parameter of a certain test event is previously set, is adjusted again to the relevant parameter ability of another test event after the completion of test
The test of next step is carried out, thereby results in that test speed is slow, and time-consuming.
Utility model content
Can flexibly be moved in normal office place, house the technical problem to be solved by the present invention is to provide one kind,
It is at low cost, and testing efficiency is no less than the mini shielding castle of traditional shielding castle.
The technical scheme in the invention for solving the above technical problem is to manufacture and design a kind of mini screening experiment
Room, including：Shield shell, the test equipment being located in the shield shell and its circuit；The shield shell includes：Upper shell,
Lower housing and being connected to can make the switching mechanism that upper shell and lower housing are fastened and be detached from rack；The upper shell is being opened
Oscilaltion campaign can be carried out to be turned on and off shield shell relative to lower housing by closing under the drive of mechanism.
The switching mechanism includes：Transmission mechanism and its power transmission member, connector；The connector is by the power
Transferring element, which drives, to move up and down, which is fixedly connected on the side of the upper shell.
The switching mechanism further includes vertical guide, and the connector is slidably connected with vertical guide cooperation so that should
Connector can only be moved up and down along the vertical guide.
The power transmission member is two leading screws being separately positioned at left and right sides of the upper shell, it is accordingly described on
The each side fixed connector there are one by leading screw drive of housing.
The connector includes：Drive block, the horizontal cross plate and vertical traversing plates being fixedly connected with the drive block；The transmission
Block is equipped with internal thread and is connect with the threads of lead screw, and the upper casing body sidewall is fixed with vertical traversing plates position corresponding position
Connecting plate, the vertical traversing plates are bolted together with connecting plate.
Be respectively provided with a braced frame for being fixed on the lower housing at left and right sides of the shield shell, the leading screw and
Connector is mounted in the braced frame, and a vertical guide, institute are installed with per the front and rear of side braced frame
The rear and front end for stating horizontal cross plate and vertical traversing plates is installed with the slide construction coordinated with the vertical guide.
The transmission mechanism includes：Motor, is connected to twin shaft output worm gear at twin shaft output worm-gear speed reducer
Two transmission shafts at left and right sides of worm decelerating machine, the accurate angular deformation being connect with the transmission shaft and power transmission member speed
Machine；The power of the motor passes to the twin shaft output worm-gear speed reducer, is transmitted using the transmission shaft of both sides
To the accurate angular deformation speed machine, which transfers power to the power transmission member again, described in drive
Connector moves up or down.
The bottom of the shield shell is fixed in rack, which is equipped with slider roller.
Compared with the existing technology be compared with the advantages of, mini shielding castle of the utility model it is small, can be common
Office building/residential usage, can flexibly transfer, and conveniently be carried to office, laboratory, and without building fixed mask test experiments
Room, greatly reduce user for test cost；It is serially carried out in addition, overcoming traditional darkroom testing process, what time-consuming
Shortcoming can greatly improve the efficiency of test.Such as：Mobile phone productivity line, a mini shielding castle testing mobile phone 4G
Energy, the 3G performances of another testing mobile phone, the bluetooth performance of third platform testing mobile phone, every parameter are set, an individual character
After energy index is rapidly completed, takes out mobile phone and be put into the mini shielding castle for testing another index, test hand
One parameter of machine can be completed in 4,5 minutes.Save the time of traditional darkroom adjusting parameter again, substantially increase the speed of test
Degree.It is removable and can enable it under the use occasion of validation test the characteristics of test can be rapidly completed（Such as it needs pair
Every mobile phone all carries out the handset production line of performance verification）Has clear superiority.
Description of the drawings
Fig. 1 is the schematic cross-sectional view of the mini shielding castle of the utility model；
Fig. 2 is the structure diagram of the mini shielding castle of the utility model in the on state；
Fig. 3 is the structure diagram of the mini shielding castle of the utility model in closed state；
Fig. 4 is the switching mechanism 13 and the structure diagram of braced frame 5；
Fig. 5 is the connector 132 and the structure diagram of 11 junction of power transmission member 131 and upper shell；
Fig. 6 is the structure diagram of the connector 132；
Fig. 7 is the transmission mechanism of the switching mechanism 13 and its structure diagram of power transmission member 131.
Specific embodiment
It is described in further detail below in conjunction with the most preferred embodiment shown in attached drawing.
As shown in Figure 1, the mini shielding castle of the utility model mainly includes：Shield shell 1 and it is located at the screen
Cover the test equipment and its circuit 2 in housing 1.Wherein, the bottom of the shield shell 1 is fixed in rack 6,6 bottom of rack
Portion is equipped with several slider rollers 3, entire laboratory can be easily moved to the place for needing to test in this way, such as handle official business
Room, laboratory, even common office building, premises use, very flexibly and easily.As shown in Figures 2 and 3, which wraps
It includes：Upper shell 11, lower housing 12 and switching mechanism 13.Wherein, the lower housing 12 is fixed part, and the upper shell 11 is
Moveable part, the section of the two can be rectangle, circle, diamond shape etc. but be not limited to more than shape or other are not advised
Shape then.The switching mechanism 13 then connects the upper shell 11 and lower housing 12, and drives lower upper shell 11 relative to lower casing
Body 12 carries out oscilaltion campaign to be turned on and off shield shell 1.
When switching mechanism 13 drives upper shell 11 to move up, opening as shown in Figure 2, at this time, it is convenient to will treat
The product of test is put into or takes out；And when switching mechanism 13 drives upper shell 11 to move down in place, as shown in figure 3, upper shell 11
Just closed together with lower housing 12, upper-lower casing forms the shielding case body of an entirety, can in this way when carrying out radio frequency testing
With shielding case body external electromagnetic waves, interference of the outfield electromagnetic wave to box house test equipment is reduced, so as to obtain more accurately
Test data, while also can prevent internal electromagenetic wave radiation from leaking.
The switching mechanism 13 can use chain drive, rack-and-pinion, hydraulic push rod, leading screw/screw drive, synchronous belt
The common kinds of drive such as transmission drive the upper shell 11 to move up and down.The mode that this lifting is opened is opened relative to traditional side
The opening ways of door or covering type, the mini shielding castle of the utility model can allow entire housing to be opened, be conveniently operated, again
The index performance of similar product can be reached, belong to pioneering.
As shown in Figure 1 and Figure 4, the switching mechanism 13 includes：Transmission mechanism and its power transmission member 131, connector
132 and vertical guide 133.Wherein, the connector 132 drives up and down motion by the power transmission member 131, the connection
Part 132 is fixedly connected on the side of the upper shell 11 with bolt 16 again simultaneously, can effectively reduce the place headroom that installation needs
Highly, it is more convenient installation and maintenance.
As shown in Figure 1 and Figure 7, the transmission mechanism may be provided at the bottom position of lower housing 12, including：Motor 134,
Twin shaft output worm-gear speed reducer 135, be connected to 135 left and right sides of twin shaft output worm-gear speed reducer two
Transmission shaft 136, the accurate angular deformation speed machine being connect positioned at the left and right sides with the transmission shaft 136 and power transmission member 131
137.The power of the motor 134 passes to the twin shaft output worm-gear speed reducer 135, using the transmission of both sides
Axis 136 is transferred to the accurate angular deformation speed machine 137, which transfers power to the power and pass again
Component 131 is passed, the connector 132 is thus driven to move up or down, and then drives upper shell 11 corresponding upward or downward
It is mobile.Wherein, as needed, booster engine both may be used in the accurate angular deformation speed machine 137, can also use speed reducer, this
In embodiment, using booster engine, noise is advantageously reduced.
In the present embodiment, the power transmission member 131 is be separately positioned on 11 left and right sides of upper shell two
Leading screw, accordingly there are one the connectors 132 driven by the leading screw 131 for each side fixation of the upper shell 11.
The utility model drives bilateral leading screw 131 to be risen or fallen with follower link 132 and upper shell 11 simultaneously using a motor, can
Ensure the synchronization of both sides lifting, be not in the phenomenon that blocking.And screw structure cooperation turbine worm reducer, utilize worm gear snail
Bar has the function of self-locking, and during unlatching, falling accident never occurs for upper shell shielding case, has greatly ensured the peace of operator
Entirely.It can guarantee that gate remains tight closure when simultaneously closing off, advantageously ensure that test equipment reaches shielding properties and refers to
Mark.
The utility model coordinates above-mentioned accurate angular deformation speed machine 137 to have following three originals using worm-gear speed reducer 135
Cause：
Firstth, system support direct current generator, and conventional DC brushless motor speed is high, generally all in 3000RPM, using hard
Noise can very greatly (60dB) under high speed input condition for tooth surface speed reducer structure.Can motor be turned down by worm-gear speed reducer
Input speed, then rotating speed is amplified by accurate angular deformation speed machine and reaches the final rotating speeds of needs, noise abatement can connect
The range received.
Secondth, turbine and worm is made to have more superior self-locking property by increased worm and gear reduction ratio, prevents screw
It takes a turn for the worse in the case of load.
Third utilizes the self-locking property of Article 2, can remove the brake of motor, real using the input shaft of worm and gear
Function that is existing manually opened and closing.
As shown in fig. 6, the connector 132 includes：Drive block 1321, horizontal cross plate 1322, vertical traversing plates 1323 and
Slide construction 1324.The drive block 1321 is equipped with and internal thread and is threadedly coupled with the leading screw 131, when leading screw 131 is positive or
When rotating backward, the drive block 1321 can be driven to move up or move down.The drive block 1321 is bolted to connection in level
The middle part of transverse slat 1322, the vertical traversing plates 1323 are then fixed on（Such as it welds）The inside of the horizontal cross plate 1322.Such as Fig. 5 institutes
Show, 11 side wall of upper shell is fixed with connecting plate 15 with the 1323 position corresponding position of vertical traversing plates, the vertical traversing plates 1323
It links together with the bolt 16 of connecting plate 15.The slide construction 1324 is fixedly arranged on horizontal cross plate 1322 and vertical traversing plates respectively
1323 rear and front ends, as shown in figure 4, the slide construction 1324 is slidably connected with the vertical guide 133 cooperation so that connector
132 can only move up and down along the vertical guide 133, which can be used common guiding form, such as：Round straight line
Sliding rail, line slide rail, idler wheel raceway device etc., and the quantity of guide rail is unlimited.Above-mentioned horizontal cross plate 1322 and vertical traversing plates 1323
Setting can strengthen the integral strength of connector 132.
As shown in figure 4, the left and right sides of the shield shell 1 is respectively provided with a support frame for being fixed on the lower housing 12
Frame 5, the braced frame 5 are mainly horizontal by two or more of this two vertical connectors 51 of front and rear two vertical connectors 51 and connection
It is formed to connector 52.The leading screw 131 and connector 132 are located in the braced frame 5, forepart per side braced frame 5 and
A vertical guide 133, the slide construction with 132 rear and front end of connector are respectively installed at the vertical connector 51 in rear portion
1324 are slidably matched.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (8)
1. a kind of mini shielding castle, including：Shield shell（1）, be located at the shield shell（1）Interior test equipment and its
Circuit（2）；It is characterized in that：
The shield shell（1）Including：Upper shell（11）, lower housing（12）And connect the upper shell（11）And lower housing
（12）Switching mechanism（13）；The upper shell（11）In switching mechanism（13）Drive under can be relative to lower housing（12）It carries out
Oscilaltion campaign is to be turned on and off shield shell（1）.
2. mini shielding castle according to claim 1, which is characterized in that the switching mechanism（13）Including：It passes
Motivation structure and its power transmission member（131）, connector（132）；The connector（132）By the power transmission member
（131）It drives and moves up and down, the connector（132）It is fixedly connected on the upper shell（11）Side.
3. mini shielding castle according to claim 2, it is characterised in that：The switching mechanism（13）It further includes perpendicular
Direction guiding rail（133）, the connector（132）With the vertical guide（133）Cooperation is slidably connected so that the connector（132）Only
It can be along the vertical guide（133）It moves up and down.
4. mini shielding castle according to claim 3, it is characterised in that：The power transmission member（131）For
It is separately positioned on the upper shell（11）Two leading screws of the left and right sides, the accordingly upper shell（11）It is each side solid
It is fixed that there are one the connectors driven by leading screw（132）.
5. mini shielding castle according to claim 4, which is characterized in that the connector（132）Including：Transmission
Block（1321）And the drive block（1321）The horizontal cross plate being fixedly connected（1322）And vertical traversing plates（1323）；The drive block
（1321）It is connect equipped with internal thread and with the threads of lead screw, the upper shell（11）Side wall and the vertical traversing plates（1323）Position
It puts corresponding position and is fixed with connecting plate（15）, the vertical traversing plates（1323）With connecting plate（15）It is bolted together.
6. mini shielding castle according to claim 5, it is characterised in that：The shield shell（1）Left and right two
Side is respectively provided with one and is fixed on the lower housing（12）Braced frame（5）, the leading screw and connector（132）Mounted on the branch
Support frame frame（5）It is interior, per side braced frame（5）Front and rear be respectively installed with a vertical guide（133）, the level
Transverse slat（1322）And vertical traversing plates（1323）Rear and front end be installed with and the vertical guide（133）The slide construction of cooperation.
7. according to the mini shielding castle of claim 2 to 6 any one of them, which is characterized in that the transmission mechanism packet
It includes：Motor（134）, twin shaft output worm-gear speed reducer（135）, be connected to the twin shaft output worm-gear speed reducer
（135）Two transmission shafts of the left and right sides（136）And the transmission shaft（136）And power transmission member（131）The precision of connection
Angular variable-speed motor（137）；The motor（134）Power pass to twin shaft output worm-gear speed reducer（135）, then pass through
Cross the transmission shaft of both sides（136）It is transferred to the accurate angular deformation speed machine（137）, the precision angular deformation speed machine（137）Again
Transfer power to the power transmission member（131）, drive the connector（132）It moves up or down.
8. mini shielding castle according to any one of claims 1 to 6, it is characterised in that：The shield shell（1）
Bottom be fixed on rack（6）On, the rack（6）Bottom is equipped with slider roller（3）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721478551.4U CN207513242U (en) | 2017-11-08 | 2017-11-08 | Mini shielding castle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721478551.4U CN207513242U (en) | 2017-11-08 | 2017-11-08 | Mini shielding castle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207513242U true CN207513242U (en) | 2018-06-19 |
Family
ID=62536653
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721478551.4U Active CN207513242U (en) | 2017-11-08 | 2017-11-08 | Mini shielding castle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207513242U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109750869A (en) * | 2017-11-08 | 2019-05-14 | 伟睿科技（深圳）有限公司 | Mini shielding castle |
-
2017
- 2017-11-08 CN CN201721478551.4U patent/CN207513242U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109750869A (en) * | 2017-11-08 | 2019-05-14 | 伟睿科技（深圳）有限公司 | Mini shielding castle |
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