CN206743769U - A kind of locking V-knife mouth shielding rack - Google Patents
A kind of locking V-knife mouth shielding rack Download PDFInfo
- Publication number
- CN206743769U CN206743769U CN201720523783.0U CN201720523783U CN206743769U CN 206743769 U CN206743769 U CN 206743769U CN 201720523783 U CN201720523783 U CN 201720523783U CN 206743769 U CN206743769 U CN 206743769U
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- CN
- China
- Prior art keywords
- shielding
- shield
- locking
- door
- rack
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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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- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
Abstract
The utility model discloses a kind of locking V-knife mouth to shield rack, belong to rack technical field, including the shield door being movably connected on shielding case body, shield door is provided with door handle and the first retaining mechanism coordinated with door handle, shield protrusion is provided with the inner wall edge of shield door, correspondence position inside shielding case body is provided with the shielding cutter groove mutually fastened with shield protrusion, and the inwall for shielding cutter groove is surrounded by shielding finger；First retaining mechanism includes being fixed on shield door and the locking member provided with sliding rail, the pull bar being flexibly connected with rotary shaft and the tumbler being arranged on pull bar, tumbler are embedded in the track of locking member.By changing the knife edge structure of existing shielding rack, strengthen the stationarity of reed；Meanwhile the twice locking mechanism of rack, true rack folding with convenience, strengthen the shield effectiveness of rack, ensure the safety of equipment within machine cabinet.
Description
Technical field
A kind of locking V-knife mouth shielding rack is the utility model is related to, belongs to shielding rack technical field.
Background technology
With the continuous development of electronic technology, electromagnetic interference formula noise and radiation directly affect electronic computer, radio
The normal work of the technologies such as communication, space flight, aviation so that deviation occurs in the test of pertinent instruments, and work failure, instrument when serious
It can wreck, even more serious possibility leaks confidential information, influences trouble free service.Electromagnetic shielding is to prevent electromagnetism with shield
A kind of measure of the field in spatial.Electromagnetic wave, can be by when there is the barrier layer of attenuation by metal or to electromagnetic wave
A certain degree of decay, i.e. these metals or barrier layer have shielding action to electromagnetic wave.
In current area of security, in order to realize the reliability in secrecy and prevent electromagnetic leakage, all by the electricity of concerning security matters
Sub- equipment is positioned in the rack and cabinet with electronic shield, and the better cabinet of seal, its capability of electromagnetic shielding is also got over
It is good.So exist, in the prior art, the door lock for shielding rack is generally all installed on doorframe, so results in the seal of rack
Reduce.
Utility model content
The utility model technical issues that need to address are how to provide a kind of shielding rack, by changing existing shield machine
The knife edge structure of cabinet, reed frictional force is reduced, change the fixed form of reed, strengthen the stationarity of reed；Meanwhile pass through twice
Retaining mechanism, shield effectiveness is both enhanced, in turn ensure that shielding rack internal unit is not changed without authorization.
In order to solve the above technical problems, technical scheme is used by the utility model：
A kind of locking V-knife mouth shielding rack, is movably connected in shielding case body（1）On shield door（2）, shield door
（2）It is provided with and passes through rotary shaft（4）It is connected to shield door（2）The door handle of outer wall（3）And and door handle（3）First coordinated
Retaining mechanism, shield door（2）Inner wall edge on be provided with shield protrusion（2-1）, shielding case body（1）Internal correspondence position is set
It is equipped with and shield protrusion（2-1）The shielding cutter groove mutually fastened（1-1）, shield cutter groove（1-1）Inwall be surrounded by shielding spring
Piece（8）；
First retaining mechanism includes being fixed on shield door（2）Go up and be provided with sliding rail（6-1）Locking member（6）And turn
Moving axis（4）The pull bar of flexible connection（5）And it is arranged on pull bar（5）On tumbler（5-1）, tumbler（5-1）It is embedded in lock
Tight part（6）Sliding rail（6-1）In.
Technical solutions of the utility model further improvement is that：Door handle（3）On be provided with the second retaining mechanism.
Technical solutions of the utility model further improvement is that：Second retaining mechanism is mechanical lock or intelligence with locking bar
Energy coded lock, the second retaining mechanism include being arranged on door handle（3）On grip handle lock（3-1）And it is located at shield door（2）Outer wall
Upper and grip handle lock（3-1）The lock chamber of position correspondence（3-2）.
Technical solutions of the utility model further improvement is that：Shield protrusion（2-1）Cross section be " V " type.
Technical solutions of the utility model further improvement is that：It is arranged on pull bar（5）On tumbler（5-1）For rolling
Wheel.
Technical solutions of the utility model further improvement is that：Shield door（2）Pass through hinge（7）With shielding case body（1）
It is flexibly connected.
Technical solutions of the utility model further improvement is that：Shielding finger（8）With shielding cutter groove（1-1）Inwall four
All fixed forms are buckle-type, guide tracked or screw fastening-type one kind.
Technical solutions of the utility model further improvement is that：Shielding finger（8）Material for beallon, stainless steel
Or phosphor bronze.
By adopting the above-described technical solution, the technological progress that the utility model obtains is：
The utility model can shield a variety of interference ripples such as the electromagnetic wave outside rack, sound wave, by changing existing shield machine
Knife edge structure on cabinet, reduce the frictional force of reed, the unlatching for reducing shield door is exerted oneself；And change the fixation side of reed
Formula, strengthen the stationarity of reed, this is the major reform to existing rack；Meanwhile the locking of shield door has passed through twice locking
Mechanism, it not only solves the locking problem of shielding door leaf, strengthens the shield effectiveness of shielding rack, even more ensure that shield machine
The security performance of cabinet enhances shield effectiveness.
Shield protrusion with shielding cutter groove use " V " type structure or semi-circular structure, and by shielding finger by buckle-type,
Guide tracked or screw fastening-type fastening means is fixed in the inwall surrounding of shielding cutter groove, reduces shield protrusion and shielding
Frictional force between cutter groove, reduce operator and open exerting oneself for shield door；Meanwhile also enhance the shielding effect of shielding rack
Fruit.
Shielding finger in the utility model employs beryllium copper reed, and it has outstanding crushing resistance and resilience and corrosion resistant
Corrosion, and good broadband electromagnetical shield effectiveness is provided, especially suitable for communication cabinet and computer, the cabinet or room door of screened room,
Panel, the gap filling of plugging member.Metal spring leaf pad be applying frequency is most wide in all conductive gaskets, shield effectiveness highest,
Maximum, the anti-aging and best anti-fatigue performance a kind of pad of compressible deformation range.Compared with metallic coil pads, metal
The compressible deformation range of Reed pad is up to 20% ~ 80%；It is bonded, again to facilitate installation, the installation form of metal spring leaf is existing
There are crimping and riveting；Simultaneously because material is generally beryllium-bronze, its electrochemically resistant is corroded very capable, thus its application
It is substantially bigger than metallic coil pad.Electric conductivity is good, high tensile elasticity, high shield effectiveness, anticorrosive property are good, service life
Long, installation is easily.
The tumbler being fixed in the utility model on pull bar employs the size roller suitable with sliding rail opening, subtracts
The small frictional force of tumbler and sliding rail, extend the service life of rack.
Shielding rack involved by the utility model, for preventing computer, the webserver and communication electronic device
Electromagnetic exposure, the electromagnetic interference for resisting the external world.Shield effectiveness meets national Privacy BMB19-2006《Electromagnetic leakage emission screen
Cover rack technical requirements and method of testing》The requirement of C levels.
Brief description of the drawings
Fig. 1 is the utility model dimensional structure diagram；
Fig. 2 is Fig. 1 front view；
Fig. 3 is the profile of AA ' in Fig. 2；
Wherein, 1, shielding case body, 1-1, shielding cutter groove, 2, shield door, 3, door handle, 3-1, grip handle lock, 3-2, lock chamber, 4,
Rotary shaft, 5, pull bar, 5-1, tumbler, 6, locking member, 6-1, sliding rail, 7, hinge, 8, shielding finger.
Embodiment
The utility model is described in further details below：
As shown in Figure 1, 2, a kind of locking V-knife mouth shielding rack, including shielding case body 1 and pass through the activity of hinge 7
The shield door 2 being connected on shielding case body 1, shield door 2 are provided with the door handle 3 that the outer wall of shield door 2 is connected to by rotary shaft 4
And the first retaining mechanism coordinated with door handle 3.First retaining mechanism includes being fixed on shield door 2 and being provided with sliding rail
6-1 locking member 6, the pull bar 5 being flexibly connected with rotary shaft 4 and the tumbler 5-1 being arranged on pull bar 5, tumbler 5-1 are embedding
Enter into the sliding rail 6-1 of locking member 6, can be adopted in the frictional force using process, tumbler 5-1 in operator to reduce
With the size roller suitable with sliding rail 6-1 openings.When needing to open shield door 2, door handle 3 is rotated clockwise, with door
Also consecutive rotations, pull bar 5 move downward the rotary shaft 4 that handle 3 connects, while the tumbler 5-1 being arranged on pull bar 5 is along cunning
Dynamic rail road 6-1 is moved downward, and after tumbler 5-1 deviates from sliding rail 6-1, shield door 2 is then opened.
As shown in figure 3, being provided with shield protrusion 2-1 on the inner wall edge of shield door 2, shield protrusion 2-1 cross section is
" V " type, shield protrusion 2-1 and shielding cutter groove 1-1 reduce rubbing for shielding finger 8 and shield protrusion 2-1 using " V " type structure
Wipe；Meanwhile also reduce the strength that operator opens shield door.Correspondence position inside shielding case body 1 is provided with convex with shielding
The shielding cutter groove 1-1 that 2-1 is mutually fastened is played, shielding cutter groove 1-1 inwall is surrounded by shielding finger 8.Shielding finger 8 and shielding
Cutter groove 1-1 inwall surrounding fixed form is buckle-type, guide tracked or screw fastening-type one kind.The material of shielding finger 8 is
Beallon, stainless steel or phosphor bronze.Metal spring leaf pad be applying frequency is most wide in all conductive gaskets, shield effectiveness most
A kind of pad that high, compressible deformation range is maximum, anti-aging and best anti-fatigue performance, its electric conductivity is good, high tensile elasticity,
High shield effectiveness, anticorrosive property are good, service life is long, installation is easy.
In addition, the second retaining mechanism is additionally provided with door handle 3, by again with a set of mechanical lock or intelligent cipher lock pair
Rack is strengthened, and ensure that retaining mechanism will not fail, while can ensure the security performance of rack.Second retaining mechanism is
Mechanical lock or intelligent cipher lock with locking bar, the second retaining mechanism include the grip handle lock 3-1 being arranged on door handle 3 and set
On the outer wall of shield door 2 with the lock chamber 3-2 of grip handle lock 3-1 position correspondences.
Claims (8)
- A kind of 1. locking V-knife mouth shielding rack, it is characterised in that：It is movably connected in shielding case body（1）On shield door （2）, shield door（2）It is provided with and passes through rotary shaft（4）It is connected to shield door（2）The door handle of outer wall（3）And and door handle（3） The first retaining mechanism coordinated, shield door（2）Inner wall edge on be provided with shield protrusion（2-1）, shielding case body（1）Internal Correspondence position is provided with and shield protrusion（2-1）The shielding cutter groove mutually fastened（1-1）, shield cutter groove（1-1）Inwall surrounding Provided with shielding finger（8）；First retaining mechanism includes being fixed on shield door（2）Go up and be provided with sliding rail（6-1）Locking member（6）With rotary shaft （4）The pull bar of flexible connection（5）And it is arranged on pull bar（5）On tumbler（5-1）, tumbler（5-1）It is embedded in locking member （6）Sliding rail（6-1）In.
- A kind of 2. locking V-knife mouth shielding rack according to claim 1, it is characterised in that：Door handle（3）Upper setting There is the second retaining mechanism.
- A kind of 3. locking V-knife mouth shielding rack according to claim 2, it is characterised in that：Second retaining mechanism is Mechanical lock or intelligent cipher lock with locking bar, the second retaining mechanism include being arranged on door handle（3）On grip handle lock（3-1）With And it is located at shield door（2）On outer wall with grip handle lock（3-1）The lock chamber of position correspondence（3-2）.
- A kind of 4. locking V-knife mouth shielding rack according to claim 1, it is characterised in that：Shield protrusion（2-1）'s Cross section is " V " type.
- A kind of 5. locking V-knife mouth shielding rack according to any one of Claims 1 to 4, it is characterised in that：It is arranged on Pull bar（5）On tumbler（5-1）For roller.
- A kind of 6. locking V-knife mouth shielding rack according to claim 5, it is characterised in that：Shield door（2）Pass through hinge Chain（7）With shielding case body（1）It is flexibly connected.
- A kind of 7. locking V-knife mouth shielding rack according to claim 6, it is characterised in that：Shielding finger（8）With screen Cover cutter groove（1-1）Inwall surrounding fixed form for buckle-type, guide tracked or screw fastening-type one kind.
- A kind of 8. locking V-knife mouth shielding rack according to claim 7, it is characterised in that：Shielding finger（8）Material Matter is beallon, stainless steel or phosphor bronze.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720523783.0U CN206743769U (en) | 2017-05-12 | 2017-05-12 | A kind of locking V-knife mouth shielding rack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720523783.0U CN206743769U (en) | 2017-05-12 | 2017-05-12 | A kind of locking V-knife mouth shielding rack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206743769U true CN206743769U (en) | 2017-12-12 |
Family
ID=60565357
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720523783.0U Expired - Fee Related CN206743769U (en) | 2017-05-12 | 2017-05-12 | A kind of locking V-knife mouth shielding rack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206743769U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110522178A (en) * | 2019-09-21 | 2019-12-03 | 江苏前文智能科技有限公司 | Split electromagnetic shielding table cabinet |
-
2017
- 2017-05-12 CN CN201720523783.0U patent/CN206743769U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110522178A (en) * | 2019-09-21 | 2019-12-03 | 江苏前文智能科技有限公司 | Split electromagnetic shielding table cabinet |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171212 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |