CN209823045U - Electricity safety analyzer - Google Patents
Electricity safety analyzer Download PDFInfo
- Publication number
- CN209823045U CN209823045U CN201920169100.5U CN201920169100U CN209823045U CN 209823045 U CN209823045 U CN 209823045U CN 201920169100 U CN201920169100 U CN 201920169100U CN 209823045 U CN209823045 U CN 209823045U
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- plug bush
- control circuit
- circuit board
- metal
- socket
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Abstract
The utility model discloses an electricity utilization safety analyzer, which comprises a shell and a control circuit board arranged in the shell, wherein the control circuit board is provided with a first side and a second side which are opposite, the first side is provided with a load socket exposed outside the shell, and the second side of the control circuit board is provided with a power plug which is arranged outside the shell in a penetrating way corresponding to the position of the load socket; the load socket is including locating metal plug bush on the control circuit board, locating protection casing on the metal plug bush, the metal plug bush includes ground wire plug bush, live wire plug bush, zero line plug bush, the protection casing is located including corresponding the cover ground wire plug bush, live wire plug bush, zero line plug bush and butt in control circuit board's three insulating cover, power plug includes the set casing and locates just one-to-one is connected on the set casing the three metal inserted sheet of metal plug bush. The utility model discloses technical scheme can improve the security with electrical safety analysis appearance.
Description
Technical Field
The utility model relates to a power distribution system circuit safety technical field, in particular to power consumption safety analysis appearance.
Background
The device can judge whether the power distribution system has the problems of power utilization potential safety hazards such as ground wire loss, ground wire disconnection fault, electrified ground wire, zero line and live wire sequence error, abnormal power supply voltage and the like, and can actively prevent the occurrence of power utilization safety accidents of electric shock of personnel by finding and early warning the power utilization potential safety hazards. According to safety regulations, in the electricity safety analysis device, a socket structure is connected with a plug structure and is connected into a control circuit board to detect and analyze a mains supply and a power distribution system connected into a load circuit, and the socket structure used for transmitting strong electric current needs to be isolated from a circuit on the control circuit board and ensures enough safety distance.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an electricity safety analysis appearance aims at improving electricity safety analysis appearance's reliability and security.
In order to achieve the above object, the utility model provides an electricity safety analyzer, including the casing and locate the control circuit board in the casing, the control circuit board has relative first side and second side, the first side is equipped with and appears in the load socket outside the casing, the second side of control circuit board is provided with the power plug who wears to locate outside the casing corresponding to the load socket position;
the load socket is including locating metal plug bush on the control circuit board, locating protection casing on the metal plug bush, the metal plug bush includes ground wire plug bush, live wire plug bush, zero line plug bush, the protection casing is located including corresponding the cover ground wire plug bush, live wire plug bush, zero line plug bush and butt in control circuit board's three insulating cover, power plug includes the set casing and locates just one-to-one is connected on the set casing the three metal inserted sheet of metal plug bush.
Optionally, the metal plug bushes each include a plug bush body and a plug pin disposed below the plug bush body, the control circuit board is provided with a plug hole corresponding to the plug pin, and the plug bush body is disposed above the control circuit board at intervals through the plug pin.
Optionally, the metal inserted sheet includes ground wire inserted sheet, live wire inserted sheet, zero line inserted sheet, the protection casing includes the cover plate body, locates on the cover plate body insulating cover and insulating baffle, insulating baffle sets up in corresponding between two insulating covers of live wire inserted cover and zero line inserted cover, and certainly extend to the butt on the cover plate body in the set casing, in order to keep apart live wire inserted sheet and zero line inserted sheet, control circuit board is equipped with the confession the hole of stepping down that insulating baffle wore to establish.
Optionally, the metal plug bush and the metal insertion sheet are respectively welded and fixed with the control circuit board and are connected with each other through welding spots.
Optionally, control circuit board is equipped with corresponding each the welding hole that the metal inserted sheet set up, the metal plug bush is still including locating control circuit board's welding part, the welding part is equipped with the correspondence the connecting hole in welding hole.
Optionally, the insulation sleeve is provided with an abdication gap corresponding to the welding spot.
Optionally, two breach of stepping down that the solder joint of live wire plug bush and zero line plug bush corresponds set up relatively, insulating barrier violently locates this two between the breach of stepping down, and have and be used for keeping apart this two the first isolation portion of breach of stepping down with keep apart the second isolation portion of live wire inserted sheet and zero line inserted sheet, first isolation portion butt in control circuit board, second isolation portion butt in the set casing.
Optionally, the load socket still is equipped with socket cover, socket cover lid is located the protection casing, and is equipped with the correspondence the three jack of metal plug bush, still be equipped with slide damper between protection casing and the socket cover, socket cover is equipped with the orientation protection casing open-ended mounting groove, the jack is located in the mounting groove, slide damper through an elastic component movable mounting in the mounting groove to have and shelter from the first sliding position of jack, leave the second sliding position of jack.
Optionally, the jack includes the correspondence the first jack of ground wire plug bush, corresponds the second jack of live wire plug bush, corresponds the third jack of zero line plug bush, slide damper includes the first portion of keeping off that corresponds first jack, the second that corresponds the second jack keeps off the portion, the third that corresponds the third jack keeps off the portion, first portion orientation of keeping off the face of first jack is equipped with oblique guide slot.
Optionally, the lower extreme of first jack is equipped with spacing post, slide damper is equipped with the intercommunication the activity hole of oblique guide slot, slide damper passes through the activity hole cup joint in spacing post, the elastic component is located in the activity hole, one end elasticity butt in slide damper, the other end elasticity butt in spacing post.
The utility model discloses technical scheme locates the technical scheme of the metal plug bush of setting on control circuit board through adopting the protection casing cover for correspond with power plug's metal inserted sheet and be connected the metal plug bush of transmission forceful electric power and keep apart with the electron device on the control circuit board, reduced control circuit board because of the impaired condition of strong voltage, guaranteed control circuit board's power consumption safety monitoring circuit's reliability, just the protection casing includes that three cover respectively locates the creepage distance between ground wire plug bush, live wire plug bush, zero line plug bush has been increased to the insulating cover of ground wire plug bush, live wire plug bush, zero line plug bush, has avoided the short circuit, thereby has improved the electrical safety nature of power consumption safety analysis appearance.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of an embodiment of the electrical safety analyzer of the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1 at A;
FIG. 3 is a schematic structural diagram of the power plug of FIG. 1;
FIG. 4 is a schematic view of the protective cover of the load socket of FIG. 1;
FIG. 5 is a schematic structural diagram of the control circuit board in FIG. 1;
FIG. 6 is a partial enlarged view of FIG. 5 at B;
FIG. 7 is a schematic view of the metal insert of the load socket of FIG. 1;
FIG. 8 is a schematic view of the assembly of the boot, receptacle cover and sliding closure of the load receptacle of FIG. 1;
FIG. 9 is a schematic view of the assembly of the receptacle cover and the slide bezel of FIG. 7;
fig. 10 is a schematic structural view of the slide shutter in fig. 7.
The reference numbers illustrate:
the objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that, if directional indications (such as upper, lower, left, right, front and rear … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are changed accordingly.
In addition, if there is a description relating to "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" appearing throughout is to include three juxtapositions, exemplified by "A and/or B" including either scheme A, or scheme B, or a scheme in which both A and B are satisfied. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
The utility model provides an electrical safety analyzer.
In the embodiment of the present invention, as shown in fig. 1 to 4, the electrical safety analyzer includes a housing 1 and a control circuit board 2 disposed in the housing 1, the control circuit board 2 has a first side and a second side opposite to each other, the first side is provided with a load socket 3 exposed outside the housing 1, and the second side of the control circuit board 2 is provided with a power plug 4 penetrating the housing 1 at a position corresponding to the load socket 3;
load socket 3 is including locating metal plug bush 31 on the control circuit board 2, locating protection casing 32 on the metal plug bush 31, metal plug bush 31 includes ground wire plug bush 310a, live wire plug bush 310b, zero line plug bush 310c, protection casing 32 is located including corresponding the cover ground wire plug bush 310a, live wire plug bush 310b, zero line plug bush 310c and butt in control circuit board 2's three insulating cover 321, power plug 4 includes set casing 41 and locates just one-to-one connection on the set casing 41 three metal inserted sheet 42 of metal plug bush 31.
The utility model discloses technical scheme locates the technical scheme of setting up metal plug bush 31 on control circuit board 2 through adopting protection casing 32 cover for correspond the metal plug bush 31 of being connected the transmission forceful electric power with power plug 4's metal inserted sheet 42 and keep apart with the electron device on the control circuit board 2, reduced control circuit board 2 and because of the impaired condition of intense voltage, guaranteed control circuit board 2's power consumption safety monitoring circuit's reliability, just protection casing 32 includes that three cover respectively locates ground wire plug bush 310a, live wire plug bush 310b, zero line plug bush 310 c's insulating boot 321 has increased the creepage distance between the metal plug bush 31, has avoided the short circuit, thereby has improved the electrical safety of power consumption safety analysis appearance.
Referring to fig. 5 to 10, further, in this embodiment, with specific reference to fig. 2, 6 and 7, each of the metal sockets 31 includes a socket body 311 and pins 312 disposed below the socket body 311, the control circuit board 2 is provided with sockets 21 corresponding to the pins 312, the socket body 311 is disposed above the control circuit board 2 at intervals through the pins 312, specifically, the metal socket 31 is disposed by bending a metal sheet and integrally forming, the socket body 311 has a first section and a second section opposite to each other, wherein the bottom of the first section protrudes out of the bottom of the second section and extends downward to form the pins 312, so that the second section of the socket body 311 is disposed on the control circuit board 2 in a suspended manner, and thus, the socket body 311 is connected to the control circuit board 2 through the pins 312, and contact with the control circuit board 2 is reduced, and the safety distance is ensured, and the influence on the control circuit board 2 is further reduced.
Further, in this embodiment, the metal insertion sheet 42 includes a ground wire insertion sheet 420a, a live wire insertion sheet 420b, and a neutral wire insertion sheet 420c, the protection cover 32 includes a cover plate body 322, an insulating sleeve 321 and an insulating partition 323 disposed on the cover plate body 322, the insulating partition 323 is disposed between the two insulating sleeves 321 corresponding to the live wire insertion sleeve 310b and the neutral wire insertion sleeve 310c, and extends from the cover plate body 322 to the abutting joint on the fixing case 41, it can be understood that the live wire insertion sleeve 310b and the neutral wire insertion sleeve 310c are disposed on the first side of the control circuit board 2, the positions of the live wire insertion sheet 420b and the neutral wire insertion sleeve 310c corresponding to the live wire insertion sleeve 310b and the neutral wire insertion sleeve 310c are disposed on the second side of the control circuit board 2, the insulating partition 323 penetrates from the first side to the second side, so as to isolate the live wire insertion sheet 420b and the neutral wire insertion sheet 420c, and then increased the creepage distance between live wire inserted sheet 420b and zero line inserted sheet 420c, further improved factor of safety. Without loss of generality, the control circuit board 2 is provided with a yielding hole 22 for the insulating partition plate 323 to penetrate through, and the yielding hole 22 is adapted to the insulating partition plate 323.
Further, in this embodiment, the metal plug bush 31 and the metal insertion piece 42 are respectively welded and fixed to the control circuit board 2, and are connected to each other through a welding point. Therefore, the structure is compact, and the size of the electric safety analyzer is reduced. Specifically, control circuit board 2 is equipped with corresponding each the welding hole 23 that metal inserted sheet 42 set up, metal plug bush 31 is still including locating control circuit board 2's welding part 313, welding part 313 does plug bush body 311 is equipped with the first section of participating in 312 deviates from the direction of second section is bent and is set up, welding part 313 butt in control circuit board 2 just is equipped with the correspondence the connecting hole 314 of welding hole 23. Therefore, the metal insert 42 is inserted into the soldering hole 23 and the connecting hole 314, and is electrically connected with the control circuit board 2 and the metal insert sleeve 31 by solder paste soldering.
Further, in this embodiment, referring to fig. 4 specifically, the insulating sleeve 321 is provided with an abdicating notch 321a corresponding to the solder joint, so that the insulating sleeve 321 abutting against the control circuit board 2 can be set to a smaller size, thereby avoiding occupying more area on the control circuit board 2, and facilitating the miniaturization of the electrical safety analyzer.
Further, in this embodiment, the welding points of the live wire plug bush 310b and the neutral wire plug bush 310c are disposed therebetween, that is, the welding portions 313 of the live wire plug bush 310b and the neutral wire plug bush 310c are disposed oppositely, so as to reduce the volume of the metal plug bush 31 and the space occupied on the control circuit board 2, wherein two abdicating notches 321a corresponding to the welding points of the live wire plug bush 310b and the neutral wire plug bush 310c are disposed oppositely, the insulating partition 323 is disposed transversely between the two abdicating notches 321a, and has a first isolation portion 323a for isolating the two abdicating notches 321a and a second isolation portion 323b for isolating the live wire insertion piece 420b and the neutral wire insertion piece 420c, the first isolation portion 323a abuts against the control circuit board 2, and the second isolation portion 323b abuts against the fixed housing 41, thereby ensuring a compact structure, and short circuit between the live wire plug 310b and the neutral wire plug 310c caused by the abdicating notch 321a is avoided.
With particular reference to fig. 8 to 10, further, in this embodiment, the load socket 3 is further provided with a socket cover plate 33, the socket cover plate 33 is disposed on the protective cover 32, and is provided with three insertion holes corresponding to the metal plug bushes 31, a sliding baffle 34 is further disposed between the protective cover 32 and the socket cover plate 33, the socket cover plate 33 is provided with a mounting groove 331 opening toward the protective cover 32, the insertion holes are disposed in the mounting groove 331, and the sliding baffle 34 is movably mounted in the mounting groove 331 through an elastic member, and has a first sliding position blocking the insertion holes and a second sliding position away from the insertion holes. Thus, the risk of electric shock by the user accidentally touching the metal insert 31 with the load socket 3 when not in use can be prevented.
Further, in this embodiment, the insertion holes include a first insertion hole corresponding to the ground wire insertion sleeve 310a, a second insertion hole corresponding to the live wire insertion sleeve 310b, and a third insertion hole corresponding to the neutral wire insertion sleeve 310c, the sliding baffle 34 includes a first blocking portion corresponding to the first insertion hole, a second blocking portion corresponding to the second insertion hole, and a third blocking portion corresponding to the third insertion hole, and an inclined guide groove 341 is disposed on a surface of the first blocking portion facing the first insertion hole. It can be understood that the extension length of the ground pin in the plug is longer than that of the live pin or the neutral pin, and the inclined guide groove 341 corresponding to the ground plug 310a is provided to facilitate the first inserted ground pin to drive the sliding block 34 to slide, and to drive the sliding block 34 located at the first sliding position to the second sliding position.
In this embodiment, the lower end of the first insertion hole is provided with a limit post 332, the sliding baffle 34 is provided with a movable hole 342 communicating with the inclined guide groove 341, the sliding baffle 34 is sleeved on the limit post 332 through the movable hole 342, the elastic member is arranged in the movable hole 342, one end of the elastic member is elastically abutted against the sliding baffle 34, and the other end of the elastic member is elastically abutted against the limit post 332. Specifically, the elastic member is a spring, a spring mounting post 343 for mounting the spring is disposed on a hole wall of the movable hole 342 of the sliding baffle 34 away from the limiting post 332, and the spring is sleeved on the spring mounting post 343.
The above only is the preferred embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structure changes made by the contents of the specification and the drawings under the inventive concept of the present invention, or the direct/indirect application in other related technical fields are included in the patent protection scope of the present invention.
Claims (10)
1. The electric safety analyzer is characterized by comprising a shell and a control circuit board arranged in the shell, wherein the control circuit board is provided with a first side and a second side which are opposite, the first side is provided with a load socket exposed out of the shell, and the second side of the control circuit board is provided with a power plug penetrating through the shell corresponding to the position of the load socket;
the load socket is including locating metal plug bush on the control circuit board, locating protection casing on the metal plug bush, the metal plug bush includes ground wire plug bush, live wire plug bush, zero line plug bush, the protection casing is located including corresponding the cover ground wire plug bush, live wire plug bush, zero line plug bush and butt in control circuit board's three insulating cover, power plug includes the set casing and locates just one-to-one is connected on the set casing the three metal inserted sheet of metal plug bush.
2. The electrical safety analyzer according to claim 1, wherein the metal sockets each include a socket body and pins disposed under the socket body, the control circuit board has insertion holes corresponding to the pins, and the socket body is disposed above the control circuit board at intervals via the pins.
3. The electrical safety analyzer according to claim 1, wherein the metal insert comprises a ground wire insert, a live wire insert, and a zero wire insert, the protective cover comprises a cover plate body, and an insulating sleeve and an insulating partition plate arranged on the cover plate body, the insulating partition plate is arranged between the two insulating sleeves corresponding to the live wire insert and the zero wire insert, and extends from the cover plate body to abut against the fixed shell to isolate the live wire insert and the zero wire insert, and the control circuit board is provided with a yielding hole for the insulating partition plate to pass through.
4. The electrical safety analyzer according to claim 3, wherein the metal insert and the metal insert are respectively welded to the control circuit board and are connected to each other by a welding point.
5. The electrical safety analyzer according to claim 4, wherein the control circuit board is provided with a welding hole corresponding to each metal insert, the metal insert further comprises a welding portion provided on the control circuit board, and the welding portion is provided with a connecting hole corresponding to the welding hole.
6. The electrical safety analyzer of claim 4, wherein the insulating sleeve is provided with a relief notch corresponding to the solder joint.
7. The electrical safety analyzer according to claim 3, wherein the two abdicating notches corresponding to the welding points of the live wire plug bush and the zero wire plug bush are oppositely arranged, the insulating partition board is transversely arranged between the two abdicating notches, and is provided with a first isolation part for isolating the two abdicating notches and a second isolation part for isolating the live wire insertion piece and the zero wire insertion piece, the first isolation part is abutted against the control circuit board, and the second isolation part is abutted against the fixed shell.
8. The electrical safety analyzer according to any one of claims 1 to 7, wherein the load socket further has a socket cover, the socket cover is covered on the protective cover and has three insertion holes corresponding to the metal sleeves, a sliding shutter is further provided between the protective cover and the socket cover, the socket cover has a mounting groove opening toward the protective cover, the insertion holes are provided in the mounting groove, the sliding shutter is movably mounted to the mounting groove by an elastic member and has a first sliding position blocking the insertion holes and a second sliding position away from the insertion holes.
9. The electrical safety analyzer according to claim 8, wherein the jacks include a first jack corresponding to the ground plug bush, a second jack corresponding to the live plug bush, and a third jack corresponding to the neutral plug bush, the sliding baffle includes a first blocking portion corresponding to the first jack, a second blocking portion corresponding to the second jack, and a third blocking portion corresponding to the third jack, and an inclined guide groove is formed on a surface of the first blocking portion facing the first jack.
10. The electrical safety analyzer according to claim 9, wherein a limiting post is disposed at a lower end of the first insertion hole, the sliding baffle has a movable hole communicating with the inclined guide groove, the sliding baffle is sleeved on the limiting post through the movable hole, the elastic member is disposed in the movable hole, one end of the elastic member elastically abuts against the sliding baffle, and the other end of the elastic member elastically abuts against the limiting post.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920169100.5U CN209823045U (en) | 2019-01-30 | 2019-01-30 | Electricity safety analyzer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920169100.5U CN209823045U (en) | 2019-01-30 | 2019-01-30 | Electricity safety analyzer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209823045U true CN209823045U (en) | 2019-12-20 |
Family
ID=68872622
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920169100.5U Active CN209823045U (en) | 2019-01-30 | 2019-01-30 | Electricity safety analyzer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209823045U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112153836A (en) * | 2020-09-04 | 2020-12-29 | 珠海创芯科技有限公司 | 3D flame-retardant insulating end cover for USBCAN analyzer |
-
2019
- 2019-01-30 CN CN201920169100.5U patent/CN209823045U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112153836A (en) * | 2020-09-04 | 2020-12-29 | 珠海创芯科技有限公司 | 3D flame-retardant insulating end cover for USBCAN analyzer |
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