CN114245702A - Light-transmitting shielding microwave device - Google Patents
Light-transmitting shielding microwave device Download PDFInfo
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- CN114245702A CN114245702A CN202210065197.1A CN202210065197A CN114245702A CN 114245702 A CN114245702 A CN 114245702A CN 202210065197 A CN202210065197 A CN 202210065197A CN 114245702 A CN114245702 A CN 114245702A
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- 239000002184 metal Substances 0.000 claims abstract description 42
- 230000007246 mechanism Effects 0.000 claims abstract description 13
- 230000005540 biological transmission Effects 0.000 claims description 6
- 238000009434 installation Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K9/00—Screening of apparatus or components against electric or magnetic fields
- H05K9/0007—Casings
- H05K9/0056—Casings specially adapted for microwave applications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2/00—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
- A61L2/02—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor using physical phenomena
- A61L2/08—Radiation
- A61L2/10—Ultraviolet radiation
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2/00—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
- A61L2/16—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor using chemical substances
- A61L2/20—Gaseous substances, e.g. vapours
- A61L2/202—Ozone
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2/00—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
- A61L2/26—Accessories or devices or components used for biocidal treatment
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K9/00—Screening of apparatus or components against electric or magnetic fields
- H05K9/0073—Shielding materials
- H05K9/0081—Electromagnetic shielding materials, e.g. EMI, RFI shielding
- H05K9/0086—Electromagnetic shielding materials, e.g. EMI, RFI shielding comprising a single discontinuous metallic layer on an electrically insulating supporting structure, e.g. metal grid, perforated metal foil, film, aggregated flakes, sintering
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2202/00—Aspects relating to methods or apparatus for disinfecting or sterilising materials or objects
- A61L2202/10—Apparatus features
- A61L2202/11—Apparatus for generating biocidal substances, e.g. vaporisers, UV lamps
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Electromagnetism (AREA)
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- Constitution Of High-Frequency Heating (AREA)
Abstract
The invention discloses a light-transmitting microwave shielding device, and relates to the technical field of microwave killing. The microwave device comprises a microwave device body, a metal net arranged in the microwave device body, a plurality of first mounting plates arranged on the lower inner wall of the microwave device body, a plurality of groups of elastic components symmetrically arranged on the upper inner wall of the microwave device body, and a second mounting plate arranged between every two symmetrical elastic components; the upper side of the second mounting plate is provided with a connecting block, and the inner wall of the upper side of the microwave device body is provided with a groove. According to the microwave device, the metal net is arranged between the first mounting plate and the second mounting plate, so that the metal net can be quickly mounted in the microwave device, the arranged elastic assembly can fix the metal net and protect the metal net, the arranged limiting mechanism is convenient to dismount the mounted metal net, the dismounting is convenient and quick, the metal net can be conveniently and quickly dismounted when the microwave device needs to be overhauled, and the overhauling work is convenient.
Description
Technical Field
The invention belongs to the technical field of microwave killing, and particularly relates to a light-transmitting microwave shielding device.
Background
The microwave is an electromagnetic wave, metal can attenuate the electromagnetic wave, a metal mesh or a metal shell is usually adopted to separate a microwave generating area from an area needing to be prevented from invading so as to achieve the effect of shielding the microwave, and the light-transmitting shielding microwave device transmits high-power pulse microwave by adopting modes of mode conversion and waveguide transmission cutoff.
A plurality of metal nets are placed in the light-transmitting shielding microwave device, and most of the metal nets are directly fixedly installed in the device, so that the metal nets and the inside of the light-transmitting shielding microwave device are inconvenient to overhaul at regular intervals.
Disclosure of Invention
The invention aims to provide a light-transmitting and shielding microwave device, which solves the technical problem that a metal net in the existing light-transmitting and shielding microwave device is inconvenient to mount and dismount.
In order to achieve the purpose, the invention is realized by the following technical scheme:
a light-transmitting microwave shielding device comprises a microwave device body, a metal mesh arranged in the microwave device body, a plurality of first mounting plates arranged on the inner wall of the lower side of the microwave device body, a plurality of groups of elastic components symmetrically arranged on the inner wall of the upper side of the microwave device body, and a second mounting plate arranged between every two symmetrical elastic components;
the connecting block has been installed to the upside of second mounting panel, and the recess has been seted up to the upside inner wall of microwave device body, and stop gear has been installed to the inside of recess, and stop gear one end cooperatees with the connecting block.
Optionally, the second mounting plate and the first mounting plate are U-shaped in cross-section.
Optionally, the elastic component comprises a channel symmetrically arranged on the inner wall of the upper side of the microwave device body, a sliding block slidably fitted in the channel, a sliding rod arranged in the channel, a first spring arranged between one side of the channel far away from the second mounting plate and the sliding block, and an oblique rod hinged between the second mounting plate and the sliding block, the limiting mechanism comprises a supporting plate arranged in the groove, an inclined plane block symmetrically elastically and slidably fitted in the inner side of the supporting plate, and a second spring connected between the top of the groove and the supporting plate, the two opposite sides of the connecting block are both provided with a clamping groove, the two inclined plane blocks are clamped in the two clamping grooves, the bottom side of the groove is symmetrically provided with two notches, the cross section of the supporting plate is in an inverted U-shaped structure, the two ends of the lower side of the supporting plate are matched with the two notches, the middle part of the upper side of the supporting plate is provided with a push column, one end of the push column extends out of the upper surface of the microwave device body, and the opposite surface of the inner side of the supporting plate is provided with a sliding groove, the inclined plane blocks are in sliding fit in the sliding grooves, third springs are connected between the inclined plane blocks and the inner sides of the sliding grooves, the supporting plate which is originally located on the upper side of the connecting block is driven to move downwards and enable the second springs to deform by pressing the push columns, the two inclined plane blocks stretch out after being contracted and are clamped into the two clamping grooves, then the push columns are loosened, the second springs are contracted and pull the connecting block to move upwards, and then the metal net can be taken out from between the second mounting plate and the first mounting plate; when the inclined plane piece was removed to the connecting block joint, only need press downwards and push away the post for the downside both ends of layer board insert two spouts and make two inclined plane pieces receive two spouts of extrusion retraction, remove the spacing to the connecting block promptly, receive the influence of first spring this moment to drive connecting block roll-off recess, accomplish the operation promptly.
Optionally, a plurality of notches have been seted up to the inboard lower extreme of first mounting panel, the inside of notch rotates and elastic fit has a plurality of gyro wheels, the inside sliding fit of notch has the backup pad, the gyro wheel rotates to be connected in the backup pad inboard, be connected with the fourth spring between backup pad bottom and the notch bottom, the slide has all been seted up to the relative inner wall of notch, the cross-section of backup pad is the U-shaped structure, the relative both sides of backup pad all are connected with the movable block, movable block sliding fit is in the slide, transparent chamber door has been installed to one side of microwave device body, the elastic fit's of setting gyro wheel, can be when the installation metal mesh, can be more laborsaving push the metal mesh inside the device, also make things convenient for taking out of metal mesh simultaneously.
The embodiment of the invention has the following beneficial effects:
according to the embodiment of the invention, the metal net is arranged between the first mounting plate and the second mounting plate, so that the metal net can be quickly mounted in the microwave device, the arranged elastic component can fix the metal net and protect the metal net, the arranged limiting mechanism is convenient to dismount the mounted metal net, the dismounting is convenient and quick, and the metal net can be conveniently and quickly dismounted when the microwave device needs to be overhauled, so that the overhauling work is convenient.
Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic perspective view of an embodiment of the present invention;
FIG. 2 is a schematic diagram of an internal structure according to an embodiment of the present invention;
FIG. 3 is a schematic partial cross-sectional view of an embodiment of the present invention;
FIG. 4 is a schematic view of the structure at A in FIG. 3;
FIG. 5 is a schematic view of the structure at B in FIG. 3;
FIG. 6 is a schematic cross-sectional view illustrating an embodiment of the present invention;
fig. 7 is a schematic structural diagram at C in fig. 6.
Wherein the figures include the following reference numerals:
the microwave device comprises a microwave device body 1, a channel 101, a groove 102, a notch 103, a first mounting plate 2, a notch 201, a sliding block 3, a sliding rod 301, a first spring 302, an inclined rod 303, a second mounting plate 4, a connecting block 401, a push column 5, a supporting plate 501, an inclined plane block 502, a second spring 503, a metal net 6, a roller 7, a moving block 701, a supporting plate 702 and a fourth spring 703.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses.
To maintain the following description of the embodiments of the present invention clear and concise, a detailed description of known functions and known components of the invention have been omitted.
Referring to fig. 1-7, in the present embodiment, a light-transmitting and microwave-shielding apparatus is provided, which includes: the microwave device comprises a microwave device body 1, a metal net 6 arranged in the microwave device body 1, a plurality of first mounting plates 2 arranged on the lower inner wall of the microwave device body 1, a plurality of groups of elastic components symmetrically arranged on the upper inner wall of the microwave device body 1, and a second mounting plate 4 arranged between every two symmetrical elastic components;
the upper side of the second mounting plate 4 is provided with a connecting block 401, the inner wall of the upper side of the microwave device body 1 is provided with a groove 102, a limiting mechanism is arranged inside the groove 102, and one end of the limiting mechanism is matched with the connecting block 401;
the second mounting plate 4 and the first mounting plate 2 are U-shaped in cross-section.
Specifically, the method comprises the following steps: when the metal net 6 needs to be installed, the upper end of the metal net 6 is firstly placed into the inner side of the second installation plate 4, then the lower end of the metal net 6 is placed into the inner side of the first installation plate 2 under the action of the elastic component, and then the metal net 6 is pushed into the microwave device body 1;
when the metal net 6 needs to be taken out, the limiting mechanism is pressed downwards, so that the limiting mechanism is connected with the connecting block 401 extending into the groove 102 in a clamped mode, then the limiting mechanism is loosened, the limiting mechanism plays an upward pulling force on the connecting block 401, and then the metal net 6 is taken out from the position between the first mounting plate 2 and the second mounting plate 4.
It should be noted that all the electric devices referred to in this application may be powered by a storage battery or an external power source.
As shown in fig. 6-7, the elastic component includes a channel 101 symmetrically disposed on the inner wall of the upper side of the microwave device body 1, a slider 3 sliding fitted in the channel 101, a sliding rod 301 disposed in the channel 101, a first spring 302 disposed between one side of the channel 101 far from the second mounting plate 4 and the slider 3, and an inclined rod 303 hinged between the second mounting plate 4 and the slider 3, wherein the upper end of the metal mesh 6 is placed inside the second mounting plate 4, and then the second mounting plate 4 is squeezed, so that the two inclined rods 303 drive the two sliders 3 to slide along the sliding rod 301 and compress the first spring 302, and then the lower end of the metal mesh 6 is placed inside the first mounting plate 2, and finally the metal mesh 6 is pushed into the microwave device body 1, thereby completing the installation of the metal mesh 6, and being safe, convenient and fast.
As shown in fig. 3-4, the limiting mechanism includes a supporting plate 501 disposed in the groove 102, inclined plane blocks 502 symmetrically and elastically and slidably engaged with the inner side of the supporting plate 501, and a second spring 503 connected between the top of the groove 102 and the supporting plate 501, wherein two opposite sides of the connecting block 401 are both provided with slots, the two inclined plane blocks 502 are engaged with the two slots, the bottom side of the groove 102 is symmetrically provided with two notches 103, the cross section of the supporting plate 501 is in an inverted U-shaped structure, two ends of the lower side of the supporting plate 501 are adapted to the two notches 103, the middle part of the upper side of the supporting plate 501 is provided with a push post 5, one end of the push post 5 extends out of the upper surface of the microwave device body 1, the opposite side of the inner side of the supporting plate 501 is provided with a chute, the inclined plane blocks 502 are slidably engaged with the chute, a third spring is connected between the inclined plane blocks 502 and the inner side of the chute, by pressing the push post 5, the supporting plate 501 originally located on the upper side of the connecting block 401 is driven to move downward and the second spring 503 is deformed, the two inclined plane blocks 502 extend out and are clamped into the two clamping grooves after being contracted, then the push columns 5 are loosened, the second springs 503 are contracted and pull the connecting blocks 401 to move upwards, and then the metal net 6 can be taken out from between the second mounting plate 4 and the first mounting plate 2; when the clamping of the inclined plane block 502 to the connecting block 401 needs to be released, the pushing column 5 only needs to be pressed downwards, so that the two ends of the lower side of the supporting plate 501 are inserted into the two notches 103, the two inclined plane blocks 502 are extruded and retracted into the two sliding grooves, the limiting on the connecting block 401 is released, the connecting block 401 is driven to slide out of the groove 102 under the influence of the first spring 302, and the operation is completed.
As shown in fig. 3 and 5, a plurality of notches 201 are formed in the lower end of the inner side of the first mounting plate 2, a plurality of rollers 7 are arranged in the notches 201 in a rotating and elastic fit manner, a support plate 702 is arranged in the notches 201 in a sliding fit manner, the rollers 7 are rotatably connected to the inner side of the support plate 702, a fourth spring 703 is connected between the bottom of the support plate 702 and the bottom of the notch 201, a slide way is formed in the inner wall of each notch 201, the cross section of the support plate 702 is of a U-shaped structure, moving blocks 701 are connected to the two opposite sides of the support plate 702 in a sliding fit manner, transparent box doors are arranged on one side of the microwave device body 1, and the rollers 7 are arranged in an elastic fit manner, so that when the metal mesh 6 is mounted, the metal mesh 6 can be pushed into the device in a more labor-saving manner, and the metal mesh 6 can be conveniently taken out.
The scheme needs to shield microwaves and enable cold chain products to be subjected to ultraviolet irradiation and ozone excited by the microwaves, so that a structure for shielding the microwaves needs to be designed, and the microwave shielding effect and the ultraviolet irradiation effect are optimized. When transmitting high power pulse microwave, a three-port circulator is selected, and the circulator has the outstanding characteristic of unidirectional transmission of high-frequency signal energy. It controls the transmission of electromagnetic waves along a certain circular direction. The characteristic of unidirectional transmission of high-frequency signal energy is mainly used between the output end of a high-frequency power amplifier and a load, and plays the role of mutual independence and mutual isolation. The load impedance does not influence the working state of the power amplifier under the condition of change, even open circuit or short circuit. A three-port circulator is adopted to transmit high-power pulse microwave signals, and meanwhile, glow starting microwave signals are isolated.
The above embodiments may be combined with each other.
It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are capable of operation in sequences other than those illustrated or described herein.
In the description of the present invention, it is to be understood that the orientation or positional relationship indicated by the orientation words such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal" and "top, bottom", etc. are usually based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and in the case of not making a reverse description, these orientation words do not indicate and imply that the device or element being referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore, should not be considered as limiting the scope of the present invention; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.
Claims (10)
1. A light-transmissive, microwave-shielded apparatus, comprising: the microwave device comprises a microwave device body (1), a metal net (6) arranged in the microwave device body (1), a plurality of first mounting plates (2) arranged on the lower inner wall of the microwave device body (1), a plurality of groups of elastic components symmetrically arranged on the upper inner wall of the microwave device body (1), and a second mounting plate (4) arranged between every two symmetrical elastic components;
the upper side of the second mounting plate (4) is provided with a connecting block (401), the inner wall of the upper side of the microwave device body (1) is provided with a groove (102), a limiting mechanism is arranged inside the groove (102), and one end of the limiting mechanism is matched with the connecting block (401).
2. A light-transmissive microwave shielding device according to claim 1, characterized in that the second mounting plate (4) and the first mounting plate (2) are U-shaped in cross-section.
3. A light-transmitting microwave shielding device according to claim 1, wherein the elastic member comprises a channel (101) symmetrically formed on the inner wall of the upper side of the microwave device body (1), a slider (3) slidably fitted in the channel (101), a slide bar (301) mounted in the channel (101), a first spring (302) mounted between the slider (3) and the side of the channel (101) remote from the second mounting plate (4), and a diagonal bar (303) hinged between the second mounting plate (4) and the slider (3).
4. The microwave transmission and shielding device of claim 1, wherein the limiting mechanism comprises a supporting plate (501) disposed in the groove (102), inclined plane blocks (502) symmetrically and elastically matched with the inner side of the supporting plate (501) in a sliding manner, and a second spring (503) connected between the top of the groove (102) and the supporting plate (501), wherein two opposite sides of the connecting block (401) are both provided with clamping grooves, and the two inclined plane blocks (502) are clamped in the two clamping grooves.
5. The microwave transmission and shielding device according to claim 4, wherein the bottom side of the recess (102) is symmetrically provided with two notches (103), the cross section of the supporting plate (501) is in an inverted U-shaped structure, two ends of the lower side of the supporting plate (501) are matched with the two notches (103), the middle part of the upper side of the supporting plate (501) is provided with the push post (5), and one end of the push post (5) extends out of the upper surface of the microwave device body (1).
6. A light-transmitting and microwave-shielding device as claimed in claim 4, wherein the opposite surface of the inner side of the supporting plate (501) is provided with a sliding groove, the inclined surface block (502) is slidably fitted in the sliding groove, and a third spring is connected between the inclined surface block (502) and the inner side of the sliding groove.
7. A microwave-transparent shielding device according to claim 1, characterized in that the first mounting plate (2) has a plurality of notches (201) formed at the lower inner end thereof, and the notches (201) are rotatably and elastically fitted with a plurality of rollers (7).
8. A light-transmitting and microwave-shielding apparatus as claimed in claim 7, wherein the recess (201) is slidably fitted with a support plate (702), the roller (7) is rotatably connected to the inside of the support plate (702), and a fourth spring (703) is connected between the bottom of the support plate (702) and the bottom of the recess (201).
9. A light-transmitting and microwave-shielding device as claimed in claim 8, wherein the opposite inner walls of the recess (201) are provided with slideways, the cross section of the supporting plate (702) is in a U-shaped structure, the opposite sides of the supporting plate (702) are connected with moving blocks (701), and the moving blocks (701) are slidably fitted in the slideways.
10. A light-transmitting microwave-shielding device according to claim 1, characterized in that a transparent box door is provided on one side of the microwave device body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210065197.1A CN114245702A (en) | 2022-01-20 | 2022-01-20 | Light-transmitting shielding microwave device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210065197.1A CN114245702A (en) | 2022-01-20 | 2022-01-20 | Light-transmitting shielding microwave device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114245702A true CN114245702A (en) | 2022-03-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210065197.1A Pending CN114245702A (en) | 2022-01-20 | 2022-01-20 | Light-transmitting shielding microwave device |
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| CN (1) | CN114245702A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207897312U (en) * | 2018-02-27 | 2018-09-21 | 南京捷希科技有限公司 | A kind of insertion box-type shielded box |
| CN212062147U (en) * | 2020-06-30 | 2020-12-01 | 桃江凤冠电机有限公司 | Magnetic isolation structure of transformer |
| CN213461762U (en) * | 2020-11-18 | 2021-06-15 | 徐州市铜山区嘉量计量检测创新中心 | Optical communication transceiver capable of effectively shielding external interference signals |
-
2022
- 2022-01-20 CN CN202210065197.1A patent/CN114245702A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207897312U (en) * | 2018-02-27 | 2018-09-21 | 南京捷希科技有限公司 | A kind of insertion box-type shielded box |
| CN212062147U (en) * | 2020-06-30 | 2020-12-01 | 桃江凤冠电机有限公司 | Magnetic isolation structure of transformer |
| CN213461762U (en) * | 2020-11-18 | 2021-06-15 | 徐州市铜山区嘉量计量检测创新中心 | Optical communication transceiver capable of effectively shielding external interference signals |
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