CN207538729U - A kind of electromagnetic shielding square cabin and its square-cabin shield door - Google Patents
A kind of electromagnetic shielding square cabin and its square-cabin shield door Download PDFInfo
- Publication number
- CN207538729U CN207538729U CN201721434876.2U CN201721434876U CN207538729U CN 207538729 U CN207538729 U CN 207538729U CN 201721434876 U CN201721434876 U CN 201721434876U CN 207538729 U CN207538729 U CN 207538729U
- Authority
- CN
- China
- Prior art keywords
- square
- door
- cabin
- shielding
- doorframe
- Prior art date
- 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
Links
Landscapes
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
Abstract
The utility model provides a kind of square-cabin shield door, and including door leaf, to install the doorframe of door leaf and be covered in the external covering board of doorframe and door leaf outer surface and be covered in the interior mask of doorframe and door leaf inner surface, external covering board and interior mask are steel plate;The utility model replaces external covering board and interior mask of the aluminium sheet of the prior art as square-cabin shield door using steel plate, since the capability of electromagnetic shielding of steel plate is better than aluminium sheet, using the shield of steel external covering board and interior mask as square-cabin shield door, capability of electromagnetic shielding can be significantly improved;In addition, square-cabin shield door provided by the utility model further includes the electromagnetic shielding portion between door leaf and doorframe, to shield electromagnetism between door leaf and doorframe, it is effective to shield doorframe and the electromagnetic signal in door wing gap so that the shielding properties of square-cabin shield door is further enhanced.
Description
Technical field
The utility model is related to shelter door technical field, more specifically to a kind of square-cabin shield door.The utility model
Further relate to a kind of electromagnetic shielding square cabin for including above-mentioned square-cabin shield door.
Background technology
With the fast development of electronic technology, electromangnetic spectrum is used widely in every field.
Electromangnetic spectrum is the method that electromagnetic interference is resisted using metal isolation, usually utilizes shield by first portion
Part, circuit, sub-assembly, cable or whole system interference source be surrounded, outwardly expand so as to fulfill interference electromagnetic field is prevented
Scattered effect.Since shield will can effectively come from the interference electricity of the outside such as conducting wire, cable, component, circuit or system
Magnetic wave and internal electromagnetic wave energy absorbed, reflected and offset, and the electromagnetic induction between two spaces region is eliminated with this
And electromagnetic radiation, and then effectively weaken interference source.
Hatch door is the important feature of shelter, usability, air-tightness, watertightness and the electricity that performance will directly affect vehicle
Magnetic compatibility.Hatch door is usually made of doorframe, door leaf, hinge and retaining mechanism.
Utility model content
The purpose of this utility model is to provide a kind of square-cabin shield door, simple in structure, and shielding properties is good;This practicality
Also therefore novel another object is to provide a kind of electromagnetic shielding square cabin for including above-mentioned square-cabin shield door, and capability of electromagnetic shielding
It gets a promotion.
To achieve the above object, the utility model provides a kind of square-cabin shield door, including door leaf, installing the door leaf
Doorframe, the door lock that is installed on inside the door leaf and the hinge to connect the doorframe and the door leaf;It further includes point
It is not covered in the outer surface of the door leaf and the external covering board of inner surface and interior mask;The external covering board and the interior mask are
Steel plate;It further includes set on the electricity between the door leaf and the doorframe, to shield electromagnetism between the door leaf and the doorframe
Magnetic screen portion.
Preferably, the electromagnetic shielding portion include to shield two panels arc-shaped the first shielding spring piece of electromagnetic signal with
And the bending part between the first shielding spring piece described in two panels is plugged in, the bending part and the first shielding spring piece described in two panels
Form the first shield;First shield is set on the inside surrounding of the door leaf.
Preferably, the electromagnetic shielding portion further includes steel bending part inside the doorframe and closely to paste
Together in the arc-shaped secondary shielding spring leaf of the steel bending part, the steel bending part and the secondary shielding spring leaf structure
Into secondary shielding body;The secondary shielding body is set on the inside surrounding of the doorframe.
Preferably, the end face of the handle is internally provided with groove;The inside grooves are equipped with axle sleeve and set on the hands
Between handle and the axle sleeve, realizing round cuff-like spring leaf that the axle sleeve and the handle contact always.
Preferably, the door lock include handle, the gear being connected with the handle, the rack that is meshed with the gear with
And with the matched idler wheel of the rack.
Preferably, the end face of the handle is internally provided with groove;The inside grooves are equipped with axle sleeve and set on the hands
Between handle and the axle sleeve, realizing round cuff-like spring leaf that the axle sleeve and the handle contact always.
Preferably, the first shielding spring piece and the secondary shielding spring leaf include beryllium-bronze ontology and are plated on
The nickel ontology of the beryllium-bronze body surface.
The utility model also provides a kind of electromagnetic shielding square cabin, and including square-cabin shield door, the square-cabin shield door is specially
Square-cabin shield door described in any one of the above embodiments.
The utility model provides a kind of square-cabin shield door, including door leaf, installing the doorframe of door leaf and be covered in door
The external covering board and the interior mask set on doorframe and door leaf inner surface of frame and door leaf outer surface, external covering board and interior mask are steel
Plate.
The utility model replaces external covering board and interior mask of the aluminium sheet of the prior art as square-cabin shield door using steel plate, by
It is better than aluminium sheet in the capability of electromagnetic shielding of steel plate, it, can by the use of steel external covering board and interior mask as the shield of square-cabin shield door
Significantly improve the capability of electromagnetic shielding of square-cabin shield door;In addition, square-cabin shield door provided by the utility model is further included and is set on
Electromagnetic shielding portion between door leaf and doorframe, to shield electromagnetism between door leaf and doorframe, effectively shields doorframe and door leaf
Electromagnetic signal in gap further improves the shielding properties of square-cabin shield door.
In a kind of specific embodiment, it is respectively provided with two panels arc-shaped the first shielding spring piece on the inside of the surrounding of doorframe, two
Piece the first shielding spring piece is oppositely arranged and is in contact, and the surrounding of door leaf is equipped with bending part, and during installation, bending part is plugged in two
Between piece the first shielding spring piece so that bending part is in close contact with the first shielding spring of two panels piece, and forms electromagnetic shield,
The further capability of electromagnetic shielding for improving square-cabin shield door.
Therefore, square-cabin shield door provided by the utility model, it is simple in structure, and capability of electromagnetic shielding is preferable;Including
Therefore the capability of electromagnetic shielding of the electromagnetic shielding square cabin of above-mentioned square-cabin shield door also gets a promotion.
Description of the drawings
It in order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is the embodiment of the utility model, for those of ordinary skill in the art, without creative efforts, also
Other attached drawings can be obtained according to the attached drawing of offer.
Fig. 1 is the structure diagram of square-cabin shield door provided by the utility model;
Fig. 2 is the overhead sectional view of Fig. 1;
Fig. 3 is the partial enlarged view of position I in Fig. 2;
Fig. 4 is the partial enlarged view of position II in Fig. 2.
Specific embodiment
The core of the utility model is to provide a kind of square-cabin shield door, simple in structure, and electromagnetic wave shielding is good;This practicality
Also therefore novel another core is to provide a kind of electromagnetic shielding square cabin for including above-mentioned square-cabin shield door, and capability of electromagnetic shielding
It gets a promotion.
It should be noted that the herein presented noun of locality " upper and lower, left and right " direction refer in Fig. 1 it is upper and lower,
Left and right direction;" interior " refers to the direction inside square-cabin shield door in Fig. 1, and " outer " is referred in Fig. 1 outside square-cabin shield door
Direction.
In order to which those skilled in the art is made to more fully understand the utility model, below in conjunction with the accompanying drawings and specifically
The utility model is described in further detail for embodiment.
Please refer to Fig.1 and Fig. 2, Fig. 1 be square-cabin shield door provided by the utility model structure diagram, Fig. 2 Fig. 1
Overhead sectional view.
The utility model provides a kind of square-cabin shield door, the doorframe 2 including door leaf 1 and to install door leaf 1, doorframe 2
It is bending part with door leaf 1, is formed by bending assembling welding;The outer ring of doorframe 2 is equipped with the frame to install shelter, and outer surface is set
There is capillary groove, the seal members such as sealing rubber strip are installed in capillary groove, the inner surface of door leaf 1 is equipped with shielding knife (in figure not
Show), which is preferably steel, plays electromagnetic shielding action, in addition, the inside filled polyurethane cystosepiment of door leaf 1, can incite somebody to action
Polyurethane foam board is suppressed to form big plate plate, and passes through sticker and 1 gluing of door leaf is integral, to increase electromagnetic wave shielding
Energy;The outer surface and inner surface of doorframe 2 and door leaf 1 are respectively covered with exterior skin 4 and inside panel 5, exterior skin 4 and inside panel 5
It is steel plate, it is well known that steel plate has preferable capability of electromagnetic shielding, is shielded by the use of the high shielding properties of steel plate as shelter
The external covering board 4 of door and interior mask 5 can effectively ensure that square-cabin shield door has higher capability of electromagnetic shielding;Doorframe 2 and door leaf
1 junction is additionally provided with hinge 3, and hinge 3 can be multiple, and be evenly arranged along the short transverse of doorframe 2, can be real by hinge 3
The open and close of existing door leaf 1.In addition, it is additionally provided with to shield electromagnetism between door leaf and doorframe between interior mask 5 and doorframe 2
Electromagnetic shielding portion.In this way, by the use of steel interior mask 5 as the shield of square-cabin shield door, square-cabin shield door can be effectively improved
Capability of electromagnetic shielding, by electromagnetic shielding portion at the gap of door leaf 1 and doorframe 2, increase the capability of electromagnetic shielding at gap,
So that the capability of electromagnetic shielding of square-cabin shield door is further promoted.
Please refer to Fig.3 and Fig. 4, Fig. 3 be Fig. 2 in position I partial enlarged view, Fig. 4 be Fig. 2 in position II partial enlargement
Figure.
Above-mentioned electromagnetic shielding portion includes the first shield being made of the first shielding spring piece 6 and bending part 7, doorframe 2
Surrounding be respectively provided with an installation cavity, be respectively provided with the first shielding spring of two panels piece 6 in installation cavity, the first shielding spring of two panels piece 6 is equal
In arc-shaped, and with certain elastic force, it is preferred that be made of special beryllium-bronze, including arc sections and above and below arc sections
The mounting portion at both ends is connected by the connectors such as bolt mounting portion with doorframe 2, and the first shielding spring of two panels piece 6 is opposite to be set
It puts and is in contact, the surrounding of door leaf 1 is equipped with a bending part 7, which is equally made of steel, in J-type structure, and with
Door leaf 1 is structure as a whole;During installation, bending part 7 is plugged among the first shielding spring piece 6 that two panels is oppositely arranged, due to two
The first shielding spring of piece piece 6 is in contact and with certain elastic force, therefore, bending part 7 is folded by the first shielding spring of two panels piece 6
Tightly, it is fitted closely between three, so as to form shield, further increases the capability of electromagnetic shielding of shelter door.
In addition, above-mentioned electromagnetic shielding portion further includes the second screen being made of secondary shielding spring leaf 9 and steel bending part 10
Body is covered, the left and right sides of door leaf 1 is respectively provided with a secondary shielding spring leaf 9, the secondary shielding bullet between door leaf 1 and doorframe 2
Reed 9 has same convex structure and material, the arc sections of secondary shielding spring leaf 9 with above-mentioned first shielding spring piece 6
It is in contact with above-mentioned steel bending part 10, to form electromagnetic shield, further increases the electromagnetic wave shielding of shelter door
Energy.
It when installing above-mentioned first shielding spring piece 6 and secondary shielding spring leaf 9, is tightened by press strip bolt, such as because of damage
When needing replacing, the bolt near spring leaf need to be only dismantled.
The inner surface of door leaf 1 is additionally provided with door lock 8, to realize locking function.The door lock 8 is included across 1 thickness direction of door leaf
The handle of installation, the gear being connected by connectors such as keys with handle, the rack and and tooth being meshed with the teeth of gear
The matched idler wheel of item, which is equipped with ramp structure, when rotational handle, by the cooperation between each part, realizes door leaf 1
2 synchronous interactions locking.
It, must be there are during due to rotational handle, between handle and door leaf 1 since handle passes through the thickness direction of door leaf 1 to install
Certain gap, therefore, handle is just similar to form an antenna for passing through shielding shelter, in the junction of handle and door leaf 1
Just a shielding weak spot is formed, to increase the capability of electromagnetic shielding at this, one is equipped in the endface that handle is connect with door leaf 1
Groove is equipped with axle sleeve in the groove, is equipped with round cuff-like spring leaf between handle and axle sleeve, and when installation should ensure that round cuff-like
Spring leaf is in contact and compresses with handle and axle sleeve, to realize that axle sleeve is in contact always with handle.
To increase antiseptic property, the outer surface of external covering board 4 uses the treatment process of zinc-plated additional spray painting, and shielding knife, which uses, to be contained
The stainless iron material of magnetic, the first shielding spring piece 6 and secondary shielding spring leaf 9 are using beryllium-bronze material and in material surface chemistry
Nickel plating.
It should be noted that between above-mentioned external covering board 4 and door leaf 1 and doorframe 2 and above-mentioned interior mask 5 and door leaf 1 and
The connection of postwelding soldering full weld is first put between doorframe 2 by connectors such as countersunk head steel rivets, to further increase bonding strength and electricity
Magnetic shield performance can also apply waterproof gasket cement when screwing in countersunk head steel rivet when connectors.
The utility model further includes a kind of electromagnetic shielding square cabin, including above-mentioned square-cabin shield door, electromagnetic shielding square cabin its
Refer to the prior art for his component, repeats no more herein.
It should be noted that in the present specification, such as first and second etc relational terms are used merely to one
Entity is distinguished with other several entities, and without necessarily requiring or implying between these entities, there are any this practical
Relationship or sequence.
Electromagnetic shielding square cabin provided by the utility model and its square-cabin shield door are described in detail above.Herein
In apply specific case the principle and embodiment of the utility model be expounded, the explanation of above example is only used
Understand the method and its core concept of the utility model in help.It should be pointed out that for those skilled in the art
For, under the premise of the utility model principle is not departed from, can also to the utility model, some improvement and modification can also be carried out, these
Improvement and modification are also fallen into the protection domain of the utility model claims.
Claims (7)
1. a kind of square-cabin shield door, which is characterized in that including door leaf (1), to install the doorframe of the door leaf (1) (2), installation
Door lock (8) inside the door leaf (1) and the hinge (3) to connect the doorframe (2) and the door leaf (1);Also wrap
Include external covering board (4) and the interior mask (5) being covered each by the outer surface of the door leaf (1) and inner surface;The external covering board (4)
It is steel plate with the interior mask (5);Further include set between the door leaf (1) and the doorframe (2), shielding the door
Fan the electromagnetic shielding portion of electromagnetism between (1) and the doorframe (2).
2. square-cabin shield door according to claim 1, which is characterized in that the electromagnetic shielding portion includes shielding electromagnetism
Two panels arc-shaped the first shielding spring piece (6) of signal and the folding being plugged between the first shielding spring piece (6) described in two panels
Turn of bilge (7), the bending part (7) form the first shield with the first shielding spring piece (6) described in two panels;First shield
Set on the inside surrounding of the door leaf (1).
3. square-cabin shield door according to claim 2, which is characterized in that the electromagnetic shielding portion is further included set on the door
The internal steel bending part (10) of frame (2) and to fit closely in the arc-shaped secondary shielding of the steel bending part (10)
Spring leaf (9), the steel bending part (10) form secondary shielding body with the secondary shielding spring leaf (9);Second screen
Cover the inside surrounding that body is set on the doorframe (2).
4. square-cabin shield door according to claim 3, which is characterized in that the door lock (8) includes handle and the handle
Connected gear, the rack being meshed with the gear and with the matched idler wheel of the rack.
5. square-cabin shield door according to claim 4, which is characterized in that the end face of the handle is internally provided with groove;Institute
State inside grooves equipped with axle sleeve and between the handle and the axle sleeve, realizing that the axle sleeve and the handle begin
The round cuff-like spring leaf that terminating is touched.
6. square-cabin shield door according to claim 5, which is characterized in that the first shielding spring piece (6) and described
Two shielding spring pieces (9) include beryllium-bronze ontology and are plated on the nickel ontology of the beryllium-bronze body surface.
7. a kind of electromagnetic shielding square cabin, including square-cabin shield door, which is characterized in that the square-cabin shield door is specially above-mentioned 1~6
Any one of them square-cabin shield door.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201721434876.2U CN207538729U (en) | 2017-10-31 | 2017-10-31 | A kind of electromagnetic shielding square cabin and its square-cabin shield door |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201721434876.2U CN207538729U (en) | 2017-10-31 | 2017-10-31 | A kind of electromagnetic shielding square cabin and its square-cabin shield door |
Publications (1)
Publication Number | Publication Date |
---|---|
CN207538729U true CN207538729U (en) | 2018-06-26 |
Family
ID=62611844
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201721434876.2U Expired - Fee Related CN207538729U (en) | 2017-10-31 | 2017-10-31 | A kind of electromagnetic shielding square cabin and its square-cabin shield door |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN207538729U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111845519A (en) * | 2019-04-29 | 2020-10-30 | 中国北方车辆研究所 | Movable cabin for external field intensity electromagnetic interference simulation experiment |
CN113846949A (en) * | 2021-10-19 | 2021-12-28 | 亿策科技有限公司 | Rotatory shield door of running from opposite directions |
-
2017
- 2017-10-31 CN CN201721434876.2U patent/CN207538729U/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111845519A (en) * | 2019-04-29 | 2020-10-30 | 中国北方车辆研究所 | Movable cabin for external field intensity electromagnetic interference simulation experiment |
CN113846949A (en) * | 2021-10-19 | 2021-12-28 | 亿策科技有限公司 | Rotatory shield door of running from opposite directions |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN206274709U (en) | One kind electromagnetic shielding optical module | |
CN207538729U (en) | A kind of electromagnetic shielding square cabin and its square-cabin shield door | |
CN105386630B (en) | A kind of microwave dark room and its shielding case splicing structure | |
CN204316941U (en) | 60dB High Performance Shielding shelter | |
CN101915047A (en) | Shielding door | |
CN102711423A (en) | Conductive foam capable of absorbing waves | |
CN204185424U (en) | For the adhesive tape of electromagnetic wave shielding | |
CN106114824B (en) | A kind of electromagnetic protection structure of undercarriage door | |
CN209510126U (en) | A kind of electromagnetic shield door | |
CN101881473B (en) | Microwave oven door structure | |
CN205276984U (en) | Microwave dark room and structure is assembled to shielding shell thereof | |
CN102628881A (en) | Electromagnetic shielding shell for power transmission line one-line monitoring device | |
CN214145185U (en) | Lightweight shield door structure | |
CN207911241U (en) | Gasket with electro-magnetic screen function and body structure | |
CN202310452U (en) | Electrical equipment cabinet for shielding electromagnetic leakage | |
CN107284196A (en) | A kind of observation window for missile truck | |
CN205980947U (en) | 60dB shelter bulkhead board shielding structure | |
CN217975993U (en) | Electromagnetic shielding door | |
KR20150002098U (en) | Door for EMP and wiretapping and electromagnetic wave shielding | |
CN215369563U (en) | Electromagnetic shielding door | |
CN109599229A (en) | A method of realizing cable electromagnetic compatibility | |
CN202354025U (en) | Shielding ventlight | |
CN218467507U (en) | 40DB shielding square cabin door | |
CN218302078U (en) | Wave-absorbing rubber ring | |
CN207802677U (en) | Screening arrangement for electronic product |
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: 20180626 Termination date: 20201031 |
|
CF01 | Termination of patent right due to non-payment of annual fee |