CN206376698U - Electromagnetic shield door - Google Patents
Electromagnetic shield door Download PDFInfo
- Publication number
- CN206376698U CN206376698U CN201621449373.8U CN201621449373U CN206376698U CN 206376698 U CN206376698 U CN 206376698U CN 201621449373 U CN201621449373 U CN 201621449373U CN 206376698 U CN206376698 U CN 206376698U
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- connecting rod
- door body
- doorframe
- rotating disk
- electromagnetic shield
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Abstract
The utility model discloses a kind of electromagnetic shield door, including doorframe and door body, door body is provided with door lock mechanism towards doorframe side in intermediate position, door lock mechanism includes the rotating disk for being arranged at door body centre position, the connection bar assembly of disk edge is symmetricly set in along the center line of door body, connection bar assembly is hinged setting with rotating disk, it is provided with doorframe with being connected the connecting hole that bar assembly is equipped with, connecting rod is symmetrically distributed in door body, after door body is closed, connecting rod is connected with the connecting hole on doorframe, the power being applied in door body is uniform, so that the shielding material uniform force on doorframe, so that the wear intensity of shielding material is more or less the same, improve shield effectiveness；Door body can be opened by rotating handwheel, simple to operate.
Description
Technical field
The utility model is related to shield door technical field, more specifically, it relates to a kind of electromagnetic shield door.
Background technology
At present, electromagnetic shield door is widely used in medical detection, computer floor, precision instrumentation room and central hub control
In the special occasions building such as room processed, the normal work for preventing external electromagnetic fields indoor electric equipment and precision instrument
Make, make room one enclosed space of formation of storage equipment instrument to prevent the entrance of electromagnetic field, also for preventing interior
Outwardly diffused lesion staff is healthy for electromagnetic radiation.
Publication No. CN202000863U Chinese utility model patent discloses a kind of broadband high shield effectiveness electromagnetic screen
The retaining mechanism connected in the structure of door, including doorframe, metal enclosure frame, door body is covered, retaining mechanism is fixed on door body left side central portion,
The retaining mechanism is crossed bar and constituted by door handle, door hinge, metal, and door hinge is bikini door hinge structure, its middle part with
Door handle is connected, and is screwed and is connected with gate material exterior skin, and door hinge upper/lower terminal is fixed with Metal Contact Rollers, metal
Roller is fixed in the sliding groove being arranged in door body, and Metal Contact Rollers are provided with the middle of lock, lock towards doorframe side and opened up
There is inclined locking neck, the side of metal enclosure frame four of doorframe is provided with the right and left in shielding trench, shielding trench and is bonded with beryllium-bronze spring
The right and left beryllium-bronze reed circular arc top after piece, bonding is mutually in close contact, and door body outer rim is connected with metal backing.
The retaining mechanism of this electromagnetic shield door is located at door body side, compresses door body the pressure of retaining mechanism by neck
On doorframe, i.e., door body is hinged side and is not stressed, and door body is stressed away from being hinged side, can cause door body shielding material stress
It is uneven so that the loss of door body shielding material is different, and shield effectiveness is poor.
Utility model content
In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of electromagnetic shield door, it can make
Door body shielding material uniform force, makes the loss of door body shielding material identical, improves shield effectiveness.
To achieve the above object, the utility model provides following technical scheme：
A kind of electromagnetic shield door, including doorframe and door body, the door body are provided with towards doorframe side in intermediate position
Door lock mechanism, the door lock mechanism includes the rotating disk, symmetrical along the center line of the door body for being arranged at the door body centre position
The connection bar assembly of the disk edge is arranged at, the connection bar assembly is hinged on setting, the doorframe with the rotating disk and set
It is equipped with the connecting hole being equipped with the connection bar assembly.
By using above-mentioned technical proposal, the connection bar assembly being symmetricly set in door body and the connection being arranged on doorframe
After hole coordinates, the uniform active force of door body can be applied to, the door body shielding material uniform force on doorframe is now arranged on, makes
The loss of door body shielding material is obtained identical, while improving shield effectiveness；In addition, controlled by rotating rotating disk connection bar assembly with
The connection of connecting hole, so as to control door body in the keying of doorframe.
Further, the connection bar assembly includes the head rod that one end is hinged setting with the disk edge, institute
The other end for stating head rod is hinged and is provided with the second connecting rod, and the other end of second connecting rod, which is hinged, is provided with the 3rd
Connecting rod；The locating piece for offering positioning hole is provided with the door body, the 3rd connecting rod passes through the positioning hole and institute
State door body connection.
By using above-mentioned technical proposal, after rotating disk is rotated, the pin joint position of head rod and rotating disk becomes
Change, head rod drives the second connecting rod to rotate, the second connecting rod drives the 3rd connecting rod to be moved in the direction of positioning hole, from
And can realize that the 3rd connecting rod is stretched in connecting hole, realizes the keying to door body.
Further, the hinged place of the head rod and the second connecting rod be provided with prevent the head rod with
The locking mechanism that second connecting rod, second connecting rod and the 3rd connecting rod relatively rotate.
By using above-mentioned technical proposal, due to having two run-on points, the setting of locking mechanism in whole connection bar assembly
The 3rd connecting rod can be made not occur relative motion after being connected with connecting hole.
Further, the locking mechanism includes being arranged at second connecting rod close to described head rod one end
The spring fixture block stretched along the second connecting rod length direction, the head rod is close to described second connecting rod one end
The neck with the spring fixture block clamping is offered, wherein, when the spring fixture block and the neck clamping, described first connects
Extension bar, second connecting rod, the 3rd connecting rod are located at same straight line.
By using above-mentioned technical proposal, when spring fixture block and neck clamping, head rod, the second connecting rod and
Three connecting rods are located at same straight line, now, head rod and the second connection rod lock, and the 3rd connecting rod is in the limit of limited block
Fixing will not relatively rotate with the second connecting rod, so as to reach the purpose of whole connection bar assembly locking；When opening
Men Shi, rotates driven by rotary disc head rod after rotating disk and rotates, now the second connecting rod and head rod around be connected this two
The jointed shaft of person is rotated, the power that spring fixture block is applied in rotation process by head rod end so that spring fixture block edge
The direction away from head rod to move, head rod and the second connecting rod are rotated, the second connecting rod drives the 3rd to connect
Bar is moved to the direction away from connecting hole, realizes unblock.
Further, the one end of locating piece away from rotating disk is provided with limited block, the limit in the 3rd connecting rod
The cross-sectional area of position block is more than the cross-sectional area of the positioning hole.
By using above-mentioned technical proposal, prevent the 3rd connecting rod from dropping out limited block.
Further, the described one end of 3rd connecting rod away from rotating disk is set towards doorframe side in inclined-plane.
By using above-mentioned technical proposal, it is easy to the connection of the 3rd connecting rod and connecting hole.
Further, the warning device for reminding staff's door body to close is additionally provided with the doorframe.
Further, the warning device includes being arranged at approaching above the connecting hole on the doorframe and opened
The LED or buzzer of the proximity switch are closed and are controlled by, wherein, the 3rd connecting rod is connected with the connecting hole
Abutted afterwards with the proximity switch.
By using above-mentioned technical proposal, after door body and doorframe closure, the 3rd connecting rod is opened through connecting hole with close
Close and abut, so as to open LED or buzzer to reach the purpose of prompting.
Further, side of the door body away from doorframe is provided with is fixedly connected with handwheel with the center of the rotating disk, institute
Handwheel is stated to be connected with door body rotation.
By using above-mentioned technical proposal, the setting of handwheel is convenient to open door body.
Compared with prior art, the utility model has the advantages that：
1st, connecting rod is symmetrically distributed in door body, and after door body is closed, connecting rod is connected with the connecting hole on doorframe, is applied
Power in door body is uniform so that the shielding material uniform force on doorframe, so that the wear intensity difference of shielding material is not
Greatly, shield effectiveness is improved；
2nd, door body can be opened by rotating handwheel, simple to operate.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model doorframe；
Fig. 2 is the structural representation of the utility model door body；
Fig. 3 is that locking mechanism connects structural representation；
Fig. 4 is the structural representation that door body is closed with doorframe.
Reference：1st, doorframe；101st, beryllium copper reed；102nd, inside casing；103rd, housing；2nd, door body；201st, plug division；3rd, turn
Disk；4th, bar assembly is connected；401st, head rod；402nd, the second connecting rod；403rd, the 3rd connecting rod；404th, inclined-plane；5th, connect
Block；501st, connecting hole；6th, locating piece；7th, locking mechanism；701st, spring fixture block；702nd, neck；8th, limited block；9th, proximity switch；
10th, handwheel.
Embodiment
With reference to the accompanying drawings and examples, the utility model is described in detail.
The side of a kind of electromagnetic shield door, reference picture 1, including doorframe 1, door body 2 and door lock mechanism, doorframe 1 and door body 2 leads to
Hinge is crossed to be hinged.Doorframe 1 includes housing 103 and inside casing 102, and shielding trench, shielding trench are provided between housing 103 and inside casing 102
Both sides be provided with beryllium copper reed 101, beryllium copper reed 101 is connected by screw with shielding groove sidewall, and main beryllium copper reed 101
Circular arc top is in close contact, and the edge of door body 2 is circumferentially provided with the plug division 201 coordinated with the grafting of beryllium copper reed 101, can
Strengthen the seal between door body 2 and doorframe 1.In addition, door lock mechanism is arranged on the centre position of door body 2, door lock mechanism can be made
The uniform power of door body 2 is applied to, so that when plug division 201 is with beryllium copper 101 grafting of reed, the power that beryllium copper reed 101 is subject to
It is more balanced.
Door lock mechanism includes being arranged on rotating disk 3 of the door body 2 close to the centre position of the side of doorframe 1, reference picture 2, rotating disk 3
Edge, which is equidistantly hinged, is provided with 4 connection bar assemblies 4, and center line of this 4 connection bar assemblies 4 along door body 2 is symmetrical arranged.Even
Extension bar component 4 includes the head rod 401 that one end is hinged setting with the edge of rotating disk 3, and the other end of head rod 401 is hinged
The second connecting rod 402 is provided with, the other end of the second connecting rod 402, which is hinged, is provided with the 3rd connecting rod 403, and in door body 2
Directly over the pin joint of head rod 401 and rotating disk 3 or position directly below is provided with locating piece 6, locating piece 6 is along door
The length direction of body 2 has opened up the positioning hole passed through for the 3rd connecting rod 403, and the 3rd connecting rod 403 can be moved along positioning hole direction
It is dynamic.Also, in order to prevent the 3rd connecting rod 403 from departing from positioning hole, locating piece 6 is located in the 3rd connecting rod 403 away from rotating disk 3
One end be provided with limited block 8, the cross-sectional area of limited block 8 is more than the cross-sectional area of positioning hole.
Because plug division 201 needs and the grafting of beryllium copper reed 101, so being offered on plug division 201 for the 3rd connection
The groove that bar 403 passes through.With reference to Fig. 1 and Fig. 2, it is provided with contiguous block 5, contiguous block 5 and is provided with for the 3rd in the upper and lower side of doorframe 1
The connecting hole 501 that connecting rod 403 passes through, connecting hole 501, locating piece 6 are in a straight line.It is located at connecting hole 501 on doorframe 1
Top is additionally provided with the warning device for reminding staff's door body 2 to close.The warning device includes being arranged on connecing on doorframe 1
Nearly switch 9 and the LED or buzzer for being controlled by proximity switch 9, after the 3rd connecting rod 403 is connected with connecting hole 501 and
Proximity switch 9 is abutted, while triggering LED or buzzer work.
Due to being provided with two moveable hinge contacts in connection bar assembly 4, when the 3rd connecting rod 403 is connected with connecting hole 501
Easily automatically disengage, be then provided with locking mechanism 7 at the pin joint of the connecting rod 402 of head rod 401 and second.Reference
Fig. 3, locking mechanism 7 includes being arranged at the second connecting rod 402 close to the one end of head rod 401 along the second connecting rod 402
The flexible spring fixture block 701 of length direction, head rod 401 is offered and spring fixture block close to the one end of the second connecting rod 402
The neck 702 of 701 clampings, wherein, neck 702 is curved to be set, and the shape of spring fixture block 701 and the opposite side of neck 702
Identical with neck 702, when spring fixture block 701 and 702 clamping of neck, head rod 401, the second connecting rod the 402, the 3rd connect
Extension bar 403 is located at same straight line.
In addition, the closing of door body 2 for convenience, by the 3rd one end of connecting rod 403 away from rotating disk 3 towards the side of doorframe 1
Set in inclined-plane 404.When door body 2 is closed, the inclined-plane 404 of the 3rd connecting rod 403 is contacted with contiguous block 5 first, then in bullet
Move, contacted until with connecting hole 501, the 3rd connecting rod along positioning hole to close to the direction of rotating disk 3 in the presence of spring fixture block 701
Then 403 abut in the presence of the elastic restoring force of spring fixture block 701 through connecting hole 501 with proximity switch 9.
When needing to open door body 2, only need to rotate rotating disk 3 can unlock, remote in door body 2 for the ease of the rotation of rotating disk 3
Side from doorframe 1 is provided with handwheel 10 is fixedly connected with the center of rotating disk 3, reference picture 4, and handwheel 10 is rotated with door body 2 and is connected.
And self-locking structure is provided with the handwheel 10, rotating disk 3 can be locked in the optional position after rotating.
Described above is only preferred embodiment of the present utility model, and protection domain of the present utility model is not limited merely to
Above-described embodiment, all technical schemes belonged under the utility model thinking belong to protection domain of the present utility model.It should refer to
Go out, for those skilled in the art, some improvement under the premise of the utility model principle is not departed from and
Retouching, these improvements and modifications also should be regarded as protection domain of the present utility model.
Claims (9)
1. a kind of electromagnetic shield door, including doorframe (1) and door body (2), it is characterised in that the door body (2) is towards doorframe (1) one
Side is provided with door lock mechanism in intermediate position, and the door lock mechanism includes the rotating disk for being arranged at the door body (2) centre position
(3) the connection bar assembly (4) at the rotating disk (3) edge, the connecting rod, are symmetricly set in along the center line of the door body (2)
Component (4) is hinged with the rotating disk (3) is provided with what is be equipped with the connection bar assembly (4) on setting, the doorframe (1)
Connecting hole (501).
2. electromagnetic shield door according to claim 1, it is characterised in that the connection bar assembly (4) includes one end and institute
The head rod (401) that rotating disk (3) edge is hinged setting is stated, the other end of the head rod (401), which is hinged, to be provided with
Second connecting rod (402), the other end of second connecting rod (402), which is hinged, is provided with the 3rd connecting rod (403)；The door body
(2) locating piece (6) for offering positioning hole is provided with, the 3rd connecting rod (403) passes through the positioning hole and the door
Body (2) is connected.
3. electromagnetic shield door according to claim 2, it is characterised in that the head rod (401) is connected with second
The hinged place of bar (402), which is provided with, prevents the head rod (401) from connecting with second connecting rod (402), described second
The locking mechanism (7) that extension bar (402) and the 3rd connecting rod (403) relatively rotate.
4. electromagnetic shield door according to claim 3, it is characterised in that the locking mechanism (7) is described including being arranged at
Second connecting rod (402) is stretched close to the head rod (401) one end along the second connecting rod (402) length direction
The spring fixture block (701) of contracting, the head rod (401) close to described second connecting rod (402) one end offer with it is described
The neck (702) of spring fixture block (701) clamping, wherein, when the spring fixture block (701) and the neck (702) clamping, institute
Head rod (401), second connecting rod (402), the 3rd connecting rod (403) are stated positioned at same straight line.
5. electromagnetic shield door according to claim 4, it is characterised in that be located at positioning on the 3rd connecting rod (403)
The one end of block (6) away from rotating disk (3) is provided with limited block (8), and the cross-sectional area of the limited block (8) is more than the positioning hole
Cross-sectional area.
6. electromagnetic shield door according to claim 5, it is characterised in that the 3rd connecting rod (403) is away from rotating disk (3)
One end towards doorframe (1) side in inclined-plane (404) set.
7. electromagnetic shield door according to claim 6, it is characterised in that be additionally provided with the doorframe (1) for reminding work
Make the warning device of personnel's door body (2) closure.
8. electromagnetic shield door according to claim 7, it is characterised in that the warning device includes being arranged at the doorframe
(1) on be located at the connecting hole (501) above proximity switch (9) and be controlled by the proximity switch (9) LED or
Buzzer, wherein, the 3rd connecting rod (403) abuts after being connected with the connecting hole (501) with the proximity switch (9).
9. electromagnetic shield door according to claim 8, it is characterised in that side of the door body (2) away from doorframe (1) is set
It is equipped with and handwheel (10) is fixedly connected with the center of the rotating disk (3), the handwheel (10) rotates with the door body (2) and is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621449373.8U CN206376698U (en) | 2016-12-27 | 2016-12-27 | Electromagnetic shield door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621449373.8U CN206376698U (en) | 2016-12-27 | 2016-12-27 | Electromagnetic shield door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206376698U true CN206376698U (en) | 2017-08-04 |
Family
ID=59407481
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621449373.8U Active CN206376698U (en) | 2016-12-27 | 2016-12-27 | Electromagnetic shield door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206376698U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107366483A (en) * | 2017-09-04 | 2017-11-21 | 王俊敏 | A kind of automatic plug for door device |
| CN108193997A (en) * | 2018-02-09 | 2018-06-22 | 苏州富士宝电器有限公司 | A kind of shield door |
| CN108915434A (en) * | 2018-08-24 | 2018-11-30 | 中铁第四勘察设计院集团有限公司 | A kind of hand wheel lock with prompt facility in place |
| CN111734239A (en) * | 2020-06-04 | 2020-10-02 | 北京爱思达航天科技有限公司 | Quick connecting mechanism and quick connecting system |
| CN113858523A (en) * | 2020-06-30 | 2021-12-31 | 青岛经济技术开发区海尔热水器有限公司 | Foaming plug |
-
2016
- 2016-12-27 CN CN201621449373.8U patent/CN206376698U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107366483A (en) * | 2017-09-04 | 2017-11-21 | 王俊敏 | A kind of automatic plug for door device |
| CN108193997A (en) * | 2018-02-09 | 2018-06-22 | 苏州富士宝电器有限公司 | A kind of shield door |
| CN108915434A (en) * | 2018-08-24 | 2018-11-30 | 中铁第四勘察设计院集团有限公司 | A kind of hand wheel lock with prompt facility in place |
| CN111734239A (en) * | 2020-06-04 | 2020-10-02 | 北京爱思达航天科技有限公司 | Quick connecting mechanism and quick connecting system |
| CN113858523A (en) * | 2020-06-30 | 2021-12-31 | 青岛经济技术开发区海尔热水器有限公司 | Foaming plug |
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| GR01 | Patent grant |