CN107438346B - Electrical assembly structure and reverse phase protector - Google Patents
Electrical assembly structure and reverse phase protector Download PDFInfo
- Publication number
- CN107438346B CN107438346B CN201710652215.5A CN201710652215A CN107438346B CN 107438346 B CN107438346 B CN 107438346B CN 201710652215 A CN201710652215 A CN 201710652215A CN 107438346 B CN107438346 B CN 107438346B
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- CN
- China
- Prior art keywords
- circuit board
- wiring
- assembly structure
- boss
- electrical assembly
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Links
- 230000001012 protector Effects 0.000 title claims abstract description 11
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 abstract description 5
- 238000009434 installation Methods 0.000 abstract description 5
- 230000006978 adaptation Effects 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
Images
Classifications
-
- 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
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/14—Mounting supporting structure in casing or on frame or rack
- H05K7/1438—Back panels or connecting means therefor; Terminals; Coding means to avoid wrong insertion
- H05K7/1452—Mounting of connectors; Switching; Reinforcing of back panels
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Installation Of Indoor Wiring (AREA)
- Connections Arranged To Contact A Plurality Of Conductors (AREA)
Abstract
The invention discloses an electrical assembly structure and an inverted phase protector. The electric assembly structure comprises a shell and a wiring terminal, wherein a hollow boss is formed on the shell, and the boss is inserted into a wiring fitting groove of the wiring terminal. According to the invention, the boss is inserted into the wiring accessory groove, so that the possibility that a copper wire of a power wire contacts a nearby power wire at a gap between the shell and the wiring terminal is eliminated, the reliability of wire connection is solved, the electrical safety reliability of wiring is effectively improved, the wiring terminal or the circuit board is not easily damaged even if a large force is used for fastening the wire during engineering wiring, and the reliability of a product during engineering installation is improved.
Description
Technical Field
The invention relates to the technical field of reverse phase protection, in particular to an electric assembly structure and a reverse phase protector.
Background
The inverted phase protector in the prior art adopts a structural mode that a mainboard is connected with a patch cord fitting, so that the problems of unreliable wiring and easy short circuit of wires exist, and the inverted phase protector is specifically expressed in:
(1) In engineering wiring, when the power cord is connected with the wiring terminal, the phenomenon that the thin copper wires are not fully inserted into the terminal grooves and part of the copper wires are exposed out of the wiring terminal easily occurs, and when the wiring is unreliable, the phenomenon of short circuit or ignition occurs during power on, so that equipment is damaged.
(2) If excessive force is applied during wiring, damage to the wiring terminals or the PCB board will result.
(3) When the inverted phase protector is produced and assembled, the wiring fittings are difficult to assemble in place, and the quality hidden trouble exists.
Disclosure of Invention
The embodiment of the invention provides an electric assembly structure and an inverted phase protector, which are used for solving the problem that short circuit or spark phenomenon occurs when power is on and equipment is damaged when wiring is unreliable in the prior art.
In order to achieve the above object, an embodiment of the present invention provides an electrical assembly structure including a housing and a terminal, wherein a hollow boss is formed on the housing, and the boss is inserted into a terminal fitting groove of the terminal.
Preferably, the end of the boss is formed as a lip which snaps into the wire fitting groove.
Preferably, a plurality of the bosses are formed on the housing, and the bosses are inserted into the wiring fitting grooves of the wiring terminal in a one-to-one correspondence.
Preferably, the connection terminal includes a screw mounting hole communicating with the connection fitting groove.
Preferably, the screw mounting hole is disposed perpendicular to the wire fitting groove.
Preferably, the electrical assembly structure further comprises a first circuit board, and the first circuit board is clamped with the bottom plate of the shell.
Preferably, the bottom plate is provided with a positioning rib, and the first circuit board is provided with a clamping groove clamped with the positioning rib.
Preferably, a positioning plate is arranged on the bottom plate, a notch with an L-shaped section is formed at the end part of the positioning plate, and one side of the first circuit board is arranged in the notch.
Preferably, the electrical assembly structure further comprises a second circuit board, one connecting terminal is arranged at the first end of the second circuit board, the other connecting terminal is arranged at the second end of the second circuit board, the first side and the second side of the bottom plate are respectively connected with one side plate, the connecting terminal at the first end of the second circuit board is clamped with a boss on the side plate at the first side of the bottom plate, and the connecting terminal at the second end of the second circuit board is clamped with a boss on the side plate at the second side of the bottom plate.
The invention also provides an inverted phase protector, which comprises the electric assembly structure.
According to the invention, the boss is inserted into the wiring accessory groove, so that the possibility that a copper wire of a power wire contacts a nearby power wire at a gap between the shell and the wiring terminal is eliminated, the reliability of wire connection is solved, the electrical safety reliability of wiring is effectively improved, the wiring terminal or the circuit board is not easily damaged even if a large force is used for fastening the wire during engineering wiring, and the reliability of a product during engineering installation is improved.
Drawings
Fig. 1 is a schematic view of an embodiment of the present invention when no terminal is mounted;
FIG. 2 is a schematic view of an embodiment of the present invention after installation of a terminal;
FIG. 3 is a schematic view of the internal structure of a housing according to an embodiment of the present invention;
fig. 4 is a schematic diagram of a mating structure of a boss and a connection terminal according to an embodiment of the present invention.
Reference numerals illustrate: 1. a connection terminal; 2. a boss; 3. a wiring fitting groove; 4. a lip; 5. a first circuit board; 6. a bottom plate; 7. positioning ribs; 8. a positioning plate; 9. a notch; 10. a second circuit board; 11. a side plate; 12. a screw mounting hole; 13. a wire; 14. and (5) a binding screw.
Detailed Description
The invention will now be described in further detail with reference to the drawings and specific examples, which are not intended to limit the invention thereto.
The embodiment of the invention provides an electric assembly structure, which comprises a shell and a wiring terminal 1, wherein a hollow boss 2 is formed on the shell, and the boss 2 is inserted into a wiring fitting groove 3 of the wiring terminal 1. The boss 2 is formed with a through hole in an axial direction for disposing a cable.
Referring to fig. 4, during installation, the boss 2 is inserted into the wiring fitting groove 3, so that connection paths between different wiring fitting grooves 3 can be effectively separated, the possibility that a copper wire of a power wire contacts a nearby power wire at a gap between the shell and the wiring terminal 1 is eliminated, the reliability of wire connection is solved, the electrical safety reliability of wiring is effectively improved, the problem that short circuit or ignition occurs when power is applied, and equipment is damaged is thoroughly solved, the design defect of the existing product in engineering wiring is thoroughly solved, and the hidden danger of electrical safety (power wiring) is completely solved.
In the invention, the boss 2 is directly clamped on the wiring terminal 1, so that the wiring terminal 1 or a circuit board can not be easily damaged even if a large force is used for fastening the lead 13 (such as a power line) during engineering wiring, and the reliability of a product in the engineering installation process is improved.
More preferably, the end of the boss 2 is formed as a lip 4, the lip 4 being caught in the wire fitting groove 3. For example, the outer contour of the lip 4 is smaller than the outer contour of the boss 2 at other positions, for example, by removing an annular portion having a rectangular cross section from the outside of the end of the boss 2.
Preferably, a plurality of the bosses 2 are formed on the housing, and the bosses 2 are inserted into the wire fitting grooves 3 of the wire terminal 1 in a one-to-one correspondence. Thus, a boss 2 is inserted into each fitting groove 3 of each terminal 1.
Preferably, the terminal 1 includes a screw mounting hole 12 communicating with the terminal fitting groove 3. Referring to fig. 4, in use, the binding screw 14 is installed in the screw installation hole, and after tightening, the lead 13 can be fixed by the end of the binding screw 14. Preferably, the screw mounting hole 12 is provided perpendicular to the wire fitting groove 3. In the embodiment shown in fig. 4, a plurality of screw mounting holes are provided in parallel in order from top to bottom.
Referring to fig. 1, preferably, the electrical assembly structure further includes a first circuit board 5, and the first circuit board 5 is clamped with the bottom plate 6 of the housing. Through the clamping mode, the first circuit board 5 can be positioned, accidental movement of the first circuit board 5 is prevented, assembly errors between the first circuit board 5 and the bottom plate 6 are reduced, and assembly reliability is improved.
More preferably, in order to achieve better positioning, the bottom plate 6 is provided with a positioning rib 7, and the first circuit board 5 is provided with a clamping groove which is clamped with the positioning rib 7. In addition, preferably, the bottom plate 6 may further be provided with a positioning plate 8, an end of the positioning plate 8 is formed with a notch 9 with an L-shaped cross section, one side of the first circuit board 5 is disposed in the notch 9, the edge of the first circuit board 5 is positioned by the edge of the notch 9, and the first circuit board 5 is clamped, so that an assembly error between the first circuit board 5 and the bottom plate 6 is further reduced, and an assembly reliability is improved.
Through the structure, the problems that the positioning clamping position is inaccurate during production and assembly and the wiring accessories are not assembled in place are solved, and the consistency of product assembly is improved.
Preferably, the electrical assembly structure further includes a second circuit board 10, a first end of the second circuit board 10 is provided with one connection terminal 1, a second end of the second circuit board 10 is provided with another connection terminal 1, a first side and a second side of the bottom board 6 are respectively connected with one side board 11, the connection terminal 1 of the first end of the second circuit board 10 is clamped with a boss 2 on the side board 11 of the first side of the bottom board 6, and the connection terminal 1 of the second end of the second circuit board 10 is clamped with the boss 2 on the side board 11 of the second side of the bottom board 6.
The invention also provides an inverted phase protector, which comprises the electric assembly structure.
Of course, the above is a preferred embodiment of the present invention. It should be noted that it will be apparent to those skilled in the art that several modifications and adaptations can be made without departing from the general principles of the present invention, and such modifications and adaptations are intended to be comprehended within the scope of the present invention.
Claims (9)
1. The electric assembly structure is characterized by comprising a shell and a wiring terminal (1), wherein a hollow boss (2) is formed on the shell, the boss (2) is inserted into a wiring fitting groove (3) of the wiring terminal (1), the end part of the boss (2) is formed into a lip (4), and the lip (4) is clamped in the wiring fitting groove (3).
2. The electrical fitting structure according to claim 1, wherein a plurality of the bosses (2) are formed on the housing, and the plurality of bosses (2) are inserted into a plurality of wire fitting grooves (3) of the wire connection terminal (1) in one-to-one correspondence.
3. The electrical assembly structure according to claim 1, wherein the connection terminal (1) includes a screw mounting hole (12) communicating with the connection fitting groove (3).
4. An electrical assembly structure according to claim 3, wherein the screw mounting holes (12) are arranged perpendicular to the wire fitting groove (3).
5. The electrical assembly structure according to claim 1, further comprising a first circuit board (5), the first circuit board (5) being snapped with a bottom plate (6) of the housing.
6. The electrical assembly structure according to claim 5, wherein the base plate (6) is provided with a positioning rib (7), and the first circuit board (5) is provided with a clamping groove clamped with the positioning rib (7).
7. The electrical assembly structure according to claim 5, wherein a positioning plate (8) is provided on the bottom plate (6), a notch (9) having an L-shaped cross section is formed at an end of the positioning plate (8), and one side of the first circuit board (5) is provided in the notch (9).
8. The electrical assembly structure according to claim 5, further comprising a second circuit board (10), wherein the first end of the second circuit board (10) is provided with one of the connection terminals (1), the second end of the second circuit board (10) is provided with the other of the connection terminals (1), the first side and the second side of the bottom board (6) are respectively connected with one side board (11), the connection terminals (1) of the first end of the second circuit board (10) are clamped with bosses (2) on the side boards (11) of the first side of the bottom board (6), and the connection terminals (1) of the second end of the second circuit board (10) are clamped with bosses (2) on the side boards (11) of the second side of the bottom board (6).
9. An inverted phase protector comprising the electrical assembly structure of any one of claims 1 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710652215.5A CN107438346B (en) | 2017-08-02 | 2017-08-02 | Electrical assembly structure and reverse phase protector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710652215.5A CN107438346B (en) | 2017-08-02 | 2017-08-02 | Electrical assembly structure and reverse phase protector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107438346A CN107438346A (en) | 2017-12-05 |
| CN107438346B true CN107438346B (en) | 2023-06-30 |
Family
ID=60460370
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710652215.5A Active CN107438346B (en) | 2017-08-02 | 2017-08-02 | Electrical assembly structure and reverse phase protector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107438346B (en) |
Citations (4)
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|---|---|---|---|---|
| US5688129A (en) * | 1995-11-21 | 1997-11-18 | Flaherty; Roger J. | Electrical connector with lead positioning comb |
| JP2005044628A (en) * | 2003-07-22 | 2005-02-17 | Sharp Corp | Fixing structure for antenna terminal |
| CN204362475U (en) * | 2014-12-14 | 2015-05-27 | 郑州智联自动化设备有限公司 | A kind of card line apparatus of barn controller |
| CN205984832U (en) * | 2016-08-03 | 2017-02-22 | 张磊 | Air switch terminal stud guard shield and air switch |
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|---|---|---|---|---|
| JP3212961B2 (en) * | 1999-03-11 | 2001-09-25 | 静岡日本電気株式会社 | Antenna connection structure of wireless communication device |
| JP4228532B2 (en) * | 2000-10-04 | 2009-02-25 | 株式会社デンソー | Wiring structure of power electronic circuit device |
| CN2607718Y (en) * | 2003-01-28 | 2004-03-24 | 鸿富锦精密工业（深圳）有限公司 | Circuit board holding structure for portable electronic apparatus |
| CN2731532Y (en) * | 2004-08-27 | 2005-10-05 | 鸿富锦精密工业（深圳）有限公司 | Fixer of host board |
| JP4625774B2 (en) * | 2006-02-17 | 2011-02-02 | コーセル株式会社 | Electronic component short-circuit prevention spacer |
| JP4873259B2 (en) * | 2007-12-21 | 2012-02-08 | 積水ハウス株式会社 | Wiring tool and method for constructing ceiling penetrating portion using the wiring tool |
| CN100588034C (en) * | 2008-04-01 | 2010-02-03 | 何岳明 | Wire connection unit and junction box using same |
| DE102009001654A1 (en) * | 2009-03-19 | 2010-09-30 | BSH Bosch und Siemens Hausgeräte GmbH | Power cord and electrical appliance |
| DE202011005060U1 (en) * | 2011-04-08 | 2013-12-16 | Tehalit Gmbh | Mounting system for securing against displacement and cutting lamination of upper parts and electrical installation devices in cable trunking |
| JP5539256B2 (en) * | 2011-04-14 | 2014-07-02 | 日立建機株式会社 | Electric motor |
| CN202210751U (en) * | 2011-08-19 | 2012-05-02 | 深圳市日上光电有限公司 | Power supply adapter convenient for replacing power line |
| CN203787353U (en) * | 2014-04-03 | 2014-08-20 | 商晓 | Non-contact contactor casing |
| CN105068552B (en) * | 2015-08-31 | 2018-12-11 | 致导科技（北京）有限公司 | A kind of UAV autopilot |
| CN205786755U (en) * | 2016-05-17 | 2016-12-07 | 宁波市惠力诚仪表有限公司 | A kind of plug-in type docking apparatus |
| CN206180272U (en) * | 2016-11-17 | 2017-05-17 | 珠海格力电器股份有限公司 | Wiring structure and electrical equipment with same |
| CN207135404U (en) * | 2017-08-02 | 2018-03-23 | 珠海格力电器股份有限公司 | Electrical assembly structure and phase inversion protector |
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2017
- 2017-08-02 CN CN201710652215.5A patent/CN107438346B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5688129A (en) * | 1995-11-21 | 1997-11-18 | Flaherty; Roger J. | Electrical connector with lead positioning comb |
| JP2005044628A (en) * | 2003-07-22 | 2005-02-17 | Sharp Corp | Fixing structure for antenna terminal |
| CN204362475U (en) * | 2014-12-14 | 2015-05-27 | 郑州智联自动化设备有限公司 | A kind of card line apparatus of barn controller |
| CN205984832U (en) * | 2016-08-03 | 2017-02-22 | 张磊 | Air switch terminal stud guard shield and air switch |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107438346A (en) | 2017-12-05 |
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