CN111162467A - Electromagnetic interference resistance and shock-resistant block terminal - Google Patents
Electromagnetic interference resistance and shock-resistant block terminal Download PDFInfo
- Publication number
- CN111162467A CN111162467A CN201811316438.5A CN201811316438A CN111162467A CN 111162467 A CN111162467 A CN 111162467A CN 201811316438 A CN201811316438 A CN 201811316438A CN 111162467 A CN111162467 A CN 111162467A
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- Prior art keywords
- electromagnetic
- fixed
- case body
- antidetonation
- interference
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/54—Anti-seismic devices or installations
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/46—Boxes; Parts thereof or accessories therefor
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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
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
Abstract
The invention discloses an anti-electromagnetic interference and anti-seismic distribution box, which comprises a case body, wherein an anti-electromagnetic radiation mechanism is fixed at the upper end of the inner side wall of the case body, and an anti-seismic mechanism is fixed at the inner side of the bottom of the case body; support the antidetonation through the antidetonation support to quick-witted case, carry out the shock attenuation through the rubber shock pad, fix the support to total way fuse group and branch way fuse group through the hinge, reduce the condition that total way fuse group and branch way fuse group drop, filter out the electromagnetic interference of high frequency through interference filter, and these high frequency interference just are the composition that is received with the help of cable radiation and easily by the cable most easily, fix interference filter through mounting panel and fixing bolt, through electromagnetic wave resistant metal film suppression electromagnetic radiation and conduction and the noise current that the higher harmonic arouses, pass through the ventilation hole with the noise of incasement equidirectional through the dispersion elimination from circular shape vent.
Description
Technical Field
The invention belongs to the technical field of power equipment, and particularly relates to an electromagnetic interference prevention and shock resistance distribution box.
Background
The distribution box is a power distribution box, a lighting distribution box and a metering cabinet, and is the final-stage equipment of a distribution system, the distribution box is a general name of a motor control center, the distribution box is used in occasions with dispersed loads and less loops, the motor control center is used in occasions with concentrated loads and more loops, the distribution box distributes the electric energy of a certain circuit of the previous-stage distribution equipment to the nearby loads, and the equipment provides protection, monitoring and control for the loads.
The prior art has the following problems:
1. the original distribution box does not have an anti-seismic function, when internal electrified equipment in the earthquake box is easily influenced by earthquake sense of earthquake, internal damage is caused to collapse mutually, and potential safety hazard is brought in the maintenance process due to electric leakage;
2. original block terminal does not have electromagnetic radiation resistant's influence, and various electrical property switches and electrical property machinery are equipped with to inside in original block terminal, and the radiation that brings at various electrical property machinery self is not of uniform size, gives the radiation influence of producing difference on every side, and because of there are various different electrical property switches and the different electric lines of electrical property mechanical connection in inside, receives the electromagnetic interference influence when a certain department, can influence whole block terminal work.
Disclosure of Invention
To solve the problems set forth in the background art described above. The invention provides an anti-electromagnetic interference and shock-resistant distribution box which has the characteristics of blocking electromagnetic radiation interference and shock resistance and shock absorption.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides an electromagnetic interference resistance and shock-resistant block terminal, includes quick-witted case body, the inside wall upper end of quick-witted case body is fixed with anti-electromagnetic radiation mechanism, the bottom inboard of quick-witted case body is fixed with anti-seismic mechanism, anti-electromagnetic radiation mechanism includes mounting panel, interference filter, fixing bolt, anti-electromagnetic metallic membrane and ventilation hole, and wherein, anti-electromagnetic radiation mechanism's inside wall is fixed with the mounting panel, and the upper surface screw thread of mounting panel has interference filter, and interference filter's both sides screw thread has fixing bolt, and inside wall one side of quick-witted case body is fixed with anti-electromagnetic metallic membrane, and the welding of one side of anti-electromagnetic metallic membrane has.
In order to transmit the leakage electricity into the ground through the protection ground group and prevent disconnection and leakage, as a preferable technical scheme of the invention, the protection ground group can be detached from the inner side of the top of the case body.
In order to work by installing communication equipment in a working place, as a preferable technical scheme of the invention, the inner side wall of the case body and the lower end of the protective ground group are detachably provided with working places.
In order to resist earthquake through a damper, reduce earthquake impact force through bouncing vibration of an earthquake-proof spring, support the case to resist earthquake through an earthquake-proof support, absorb shock through a rubber shock pad, fixedly support a main fuse set and a shunt fuse set through hinges, and reduce the situation that the main fuse set and the shunt fuse set fall off, as a preferred technical scheme of the invention, the earthquake-proof mechanism comprises the damper, an earthquake-proof spring, an earthquake-proof support, the rubber shock pad and hinges, wherein the damper is fixed on the inner side wall of the earthquake-proof mechanism, the earthquake-proof spring is fixed on the lower surface of the damper, the earthquake-proof support is fixed on the inner side of the top of the earthquake-proof mechanism, the rubber shock pad is fixed on the upper surface of the earthquake-proof support, and the hinges are detachable on the lower surface of the main.
In order to control the power supply of the whole case through the main fuse group, as a preferred technical scheme of the invention, the lower end of the electromagnetic radiation preventing mechanism is fixed with the main fuse group.
In order to control the energization of different branch power supplies through the shunt fuse group, as a preferred technical scheme of the invention, the shunt fuse group is fixed at the lower end of the main circuit fuse group.
Compared with the prior art, the invention has the beneficial effects that:
1. the invention has the advantages that the damper is used for resisting earthquake, the earthquake impact force is reduced through the bouncing vibration of the earthquake-resistant spring, the case is supported by the earthquake-resistant support for resisting earthquake, the rubber shock pad is used for damping, the main fuse set and the shunt fuse set are fixedly supported by the hinges, and the falling-off condition of the main fuse set and the shunt fuse set is reduced;
2. the invention filters out high-frequency electromagnetic interference through the interference filter, the high-frequency interference is the most easily radiated by the cable and is easily received by the cable, the interference filter is fixed through the mounting plate and the fixing bolt, the radiation and conduction of electromagnetic waves and noise current caused by higher harmonics are inhibited through the anti-electromagnetic metal film, and the noise in different directions in the box is dispersed and eliminated from the circular ventilation opening through the ventilation hole.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the anti-seismic mechanism of the present invention;
FIG. 3 is a schematic view of an electromagnetic radiation shielding mechanism according to the present invention;
in the figure: 1. a chassis body; 2. a protected-ground group; 3. a working place; 4. an electromagnetic radiation prevention mechanism; 41. mounting a plate; 42. an interference filter; 43. fixing the bolt; 44. an electromagnetic shielding metal film; 45. a vent hole; 5. a main line fuse set; 6. a shunt fuse set; 7. an anti-seismic mechanism; 71. a damper; 72. an anti-seismic spring; 73. an anti-seismic support; 74. a rubber shock pad; 75. and (7) a hinge.
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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Examples
Referring to fig. 1-3, the present invention provides the following technical solutions: an anti-electromagnetic interference and anti-seismic distribution box comprises a box body 1, an anti-electromagnetic radiation mechanism 4 is fixed at the upper end of the inner side wall of the box body 1, an anti-seismic mechanism 7 is fixed at the inner side of the bottom of the box body 1, the anti-electromagnetic radiation mechanism 4 comprises a mounting plate 41, an interference filter 42, a fixing bolt 43, an anti-electromagnetic metal film 44 and a vent hole 45, wherein the mounting plate 41 is fixed at the inner side wall of the anti-electromagnetic radiation mechanism 4, the interference filter 42 is screwed on the upper surface of the mounting plate 41, the fixing bolt 43 is screwed on two sides of the interference filter 42, the anti-electromagnetic metal film 44 is fixed on one side of the inner side wall of the box body 1, the vent hole 45 is welded on one side of the anti-electromagnetic metal film 44, the anti-electromagnetic radiation mechanism 4 is arranged at the upper end of the inner side wall of the box body 1, antidetonation mechanism 7 and quick-witted case body 1 fixed connection, the inside wall of anti-electromagnetic radiation mechanism 4 is equipped with mounting panel 41, mounting panel 41 and anti-electromagnetic radiation mechanism 4 fixed connection, the upper surface of mounting panel 41 is equipped with interference filter 42, interference filter 42 is equipped with fixing bolt 43 with mounting panel 41 threaded connection interference filter 42's both sides, fixing bolt 43 and interference filter 42 threaded connection, inside wall one side of quick-witted case body 1 is equipped with anti-electromagnetic metal membrane 44, anti-electromagnetic metal membrane 44 and quick-witted case body 1 fixed connection, one side of anti-electromagnetic metal membrane 44 is equipped with ventilation hole 45, ventilation hole 45 and anti-electromagnetic metal membrane 44 welded fastening.
Furthermore, the inside of the top of the case body 1 is detachably provided with a protection ground group 2, the inside of the top of the case body 1 is provided with the protection ground group 2, and the protection ground group 2 is detachably connected with the case body 1.
Furthermore, the inner side wall of the case body 1 and the lower end of the protected ground group 2 are detachably provided with a working ground 3, the inner side wall of the case body 1 and the lower end of the protected ground group 2 are provided with the working ground 3, and the working ground 3 is detachably connected with the case body 1 and the protected ground group 2.
Further, the anti-seismic mechanism 7 comprises a damper 71, an anti-seismic spring 72, an anti-seismic support 73, a rubber shock pad 74 and a hinge 75, wherein the damper 71 is fixed on the inner side wall of the anti-seismic mechanism 7, the anti-seismic spring 72 is fixed on the lower surface of the damper 71, the anti-seismic support 73 is fixed on the inner side of the top of the anti-seismic mechanism 7, the rubber shock pad 74 is fixed on the upper surface of the anti-seismic support 73, the hinge 75 is detachably arranged on the lower surface of the total way fuse set 5 and the inner side wall of the anti-seismic mechanism 7, the damper 71 is arranged on the inner side wall of the anti-seismic mechanism 7, the damper 71 is fixedly connected with the anti-seismic mechanism 7, the anti-seismic spring 72 is arranged on the lower surface of the damper 71, the anti-seismic spring 72 is fixedly connected with the damper 71, the anti-seismic support 73 is arranged on the inner, rubber shock pad 74 and antidetonation support 73 fixed connection, the lower surface of way fuse group 5 and the inside wall of antidetonation mechanism 7 are equipped with hinge 75, and hinge 75 can dismantle with way fuse group 5 and antidetonation mechanism 7 and be connected.
Furthermore, a main fuse set 5 is fixed at the lower end of the electromagnetic radiation prevention mechanism 4, the main fuse set 5 is arranged at the lower end of the electromagnetic radiation prevention mechanism 4, and the main fuse set 5 is fixedly connected with the electromagnetic radiation prevention mechanism 4.
Further, a shunt fuse group 6 is fixed at the lower end of the main line fuse group 5, the shunt fuse group 6 is arranged at the lower end of the main line fuse group 5, and the shunt fuse group 6 is fixedly connected with the main line fuse group 5.
In this embodiment, the damper 71 is a haidi poem hinge damper, the hinge 75 is a ledang stainless steel hydraulic invisible door hinge, and the electromagnetic shielding metal film 44 is made of a weitai textile metal wire fabric.
The working principle and the using process of the invention are as follows: in the invention, a case body 1 is installed underground through a protective ground group 2 to prevent disconnection and electric leakage, communication equipment is installed on a working ground 3 to work, a main fuse group 5 controls the power supply of the whole case, a shunt fuse group 6 controls the power supply of different branch power supplies, a damper 71 resists earthquake, the earthquake impact force is reduced through the bouncing vibration of an earthquake-proof spring 72, the case is supported and earthquakeproof through an earthquake-proof bracket 73, the shock absorption is carried out through a rubber shock absorption pad 74, the main fuse group 5 and the shunt fuse group 6 are fixedly supported through a hinge 75 to reduce the falling-off condition of the main fuse group 5 and the shunt fuse group 6, high-frequency electromagnetic interference is filtered through an interference filter 42, and the high-frequency interference is the component which is easily radiated and received by a cable through a mounting plate 41 and a fixing bolt 43, the electromagnetic shielding metal film 44 suppresses the radiation and conduction of electromagnetic waves and noise current caused by higher harmonics, and noise in different directions in the cabinet is dispersed and eliminated from the circular vent holes 45 through the vent holes 45.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides an electromagnetic interference resistance and shock-resistant block terminal, includes quick-witted case body (1), its characterized in that: the utility model discloses a quick-witted case, including quick-witted case body (1), the inside wall upper end of machine case body (1) is fixed with anti-electromagnetic radiation mechanism (4), the bottom inboard of machine case body (1) is fixed with antidetonation mechanism (7), anti-electromagnetic radiation mechanism (4) are including mounting panel (41), interference filter (42), fixing bolt (43), anti-electromagnetic metal membrane (44) and ventilation hole (45), and wherein, the inside wall of anti-electromagnetic radiation mechanism (4) is fixed with mounting panel (41), and the upper surface screw thread of mounting panel (41) has interference filter (42), and the both sides screw thread of interference filter (42) has fixing bolt (43), and inside wall one side of machine case body (1) is fixed with anti-electromagnetic metal membrane (44), and the welding of one side of anti-electromagnetic metal membrane (.
2. The electromagnetic interference resistance and shock resistance distribution box of claim 1, wherein: the inner side of the top of the case body (1) is detachably provided with a protective ground group (2).
3. The electromagnetic interference resistance and shock resistance distribution box of claim 1, wherein: the inner side wall of the case body (1) and the lower end of the protective ground group (2) are detachably provided with a working ground (3).
4. The electromagnetic interference resistance and shock resistance distribution box of claim 1, wherein: antidetonation mechanism (7) are including attenuator (71), antidetonation spring (72), antidetonation support (73), rubber shock pad (74) and hinge (75), wherein, the inside wall of antidetonation mechanism (7) is fixed with attenuator (71), the lower fixed surface of attenuator (71) has antidetonation spring (72), the top inboard of antidetonation mechanism (7) is fixed with antidetonation support (73), the last fixed surface of antidetonation support (73) has rubber shock pad (74), the lower surface of main way fuse group (5) and the inside wall of antidetonation mechanism (7) can be dismantled and have hinge (75).
5. The electromagnetic interference resistance and shock resistance distribution box of claim 1, wherein: and a main line fuse set (5) is fixed at the lower end of the electromagnetic radiation preventing mechanism (4).
6. The electromagnetic interference resistance and shock resistance distribution box of claim 1, wherein: and a shunt fuse set (6) is fixed at the lower end of the main fuse set (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811316438.5A CN111162467A (en) | 2018-11-07 | 2018-11-07 | Electromagnetic interference resistance and shock-resistant block terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811316438.5A CN111162467A (en) | 2018-11-07 | 2018-11-07 | Electromagnetic interference resistance and shock-resistant block terminal |
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| Publication Number | Publication Date |
|---|---|
| CN111162467A true CN111162467A (en) | 2020-05-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811316438.5A Pending CN111162467A (en) | 2018-11-07 | 2018-11-07 | Electromagnetic interference resistance and shock-resistant block terminal |
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| Country | Link |
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| CN (1) | CN111162467A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111579826A (en) * | 2020-05-29 | 2020-08-25 | 河南豫丰电力工程有限公司 | Electric power monitoring equipment with protection device |
-
2018
- 2018-11-07 CN CN201811316438.5A patent/CN111162467A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111579826A (en) * | 2020-05-29 | 2020-08-25 | 河南豫丰电力工程有限公司 | Electric power monitoring equipment with protection device |
| CN111579826B (en) * | 2020-05-29 | 2022-10-14 | 河南豫丰电力工程有限公司 | Electric power monitoring equipment with protection device |
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