CN111009785B

CN111009785B - Grounding socket

Info

Publication number: CN111009785B
Application number: CN201911414916.0A
Authority: CN
Inventors: 王康明; 徐涵晟
Original assignee: Asia Pacific CIS Wuxi Co Ltd
Current assignee: Asia Pacific CIS Wuxi Co Ltd
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-12-15
Anticipated expiration: 2039-12-31
Also published as: CN111009785A

Abstract

The invention discloses a grounding socket which comprises a shell, wherein a first socket group and a second socket group which are identical in structure are installed in the shell, the first socket group and the second socket group respectively comprise two C13 sockets and a C19 socket, the grounding socket further comprises a left support and a right support which are symmetrical in structure, a first grounding busbar is arranged on the first socket group, a second grounding busbar is arranged on the second socket group, and the first grounding busbar and the second grounding busbar are identical in structure. According to the invention, the C19 and the C13 are arranged side by side in the width direction of the PDU, the space is saved, the socket is fixed in the shell by utilizing the clamping plate, the clamping groove and the left and right supports, and the two socket groups are connected in a dovetail groove and clamping hook manner, so that the use is convenient, the installation and the disassembly are convenient, and the connection is reliable.

Description

Grounding socket

Technical Field

The invention relates to a socket, in particular to a grounding socket.

Background

The industry socket grounding is realized by welding an extension line of a pre-crimping fixed terminal, fixing the terminal on a PDU shell riveted with a stud and fixing the terminal through a nut. The length of the PDU selected for a fixed cabinet height is limited and commonly used are both C19 and C13 outlets. Currently, in the socket, the C19 is usually placed separately, which results in wasted space and also limits the number of sockets that can be placed in a limited PDU length.

Disclosure of Invention

In order to solve the defects of the prior art, the invention provides the grounding socket, the C19 and the C13 are arranged side by side in the width direction of the PDU, the space is saved, the socket is fixed in the shell by utilizing the clamping plates, the clamping grooves and the left and right brackets, and the two socket groups are connected in a dovetail groove and clamping hook mode, so that the grounding socket is convenient to use, convenient to mount and dismount and reliable in connection.

In order to achieve the technical purpose, the invention adopts the following technical scheme: a grounding socket comprises a shell, wherein a first socket group and a second socket group which are identical in structure are mounted in the shell, and each of the first socket group and the second socket group comprises two C13 sockets and one C19 socket;

the inner side surfaces of the first socket group and the second socket group are respectively provided with a first plane and a second plane, the first plane and the second plane are parallel to each other, an inclined plane is arranged between the first plane and the second plane, and the first plane is arranged to protrude out of the second plane; the middle of the first plane is fixedly connected with the second socket group, the outer end part of the first plane is arranged to protrude out of the second socket group, a plurality of dovetail grooves are formed in the outer end part of the first plane, and the dovetail grooves are parallel to the length direction of the second socket group; the outer end part of the second plane is arranged to protrude out of the second socket group, the outer end part of the second plane is provided with a plurality of clamping hooks, and the clamping hooks are parallel to the length direction of the second socket group;

the inner side surface of the first socket group is provided with the dovetail grooves and the clamping hooks, the number of which is the same as that of the dovetail grooves and the clamping hooks on the second socket group;

a first side plate is arranged at the outer end part of the first plane, a clamping column is fixed on the first side plate, a clamping plate is fixed at the end part of the clamping column, and one end of the clamping plate protrudes out of the clamping column and is parallel to the width direction of the second socket group;

the grounding socket further comprises a left support and a right support which are symmetrical in structure, the left support comprises a middle plate, one end of the middle plate is provided with a first fixing plate, the other end of the middle plate is provided with a second fixing plate, and the first fixing plate and the second fixing plate are both provided with first through holes; the middle plate is provided with a through hole which is communicated with a clamping groove, and the through hole and the clamping groove are matched with the clamping column and the clamping plate; the upper end of the middle plate is provided with a connecting plate;

a first grounding bus bar is arranged on the first socket set, a second grounding bus bar is arranged on the second socket set, and the first grounding bus bar and the second grounding bus bar have the same structure; the first grounding busbar comprises a locking end, a second through hole is formed in the locking end, and the locking end is fixed on the connecting plate through the second through hole and a bolt; the first grounding busbar is also connected with a first C13 live wire plug, a second C13 live wire plug and a C19 grounding plug.

Furthermore, a fixing hole is formed in the shell, and the left support is fixed to the shell through the first through hole, the fixing hole and the screw.

Furthermore, the number of the dovetail grooves on the first socket group and the second socket group is 2, the number of the hooks is 2, two hooks on the second socket group are inserted into two dovetail grooves on the first socket group, and two hooks on the first socket group are inserted into two dovetail grooves on the second socket group.

Further, the width of the clamping groove is smaller than that of the through hole, and the width of the clamping groove is equal to that of the clamping column.

Furthermore, an outer connecting plate is arranged on the middle plate.

Further, the first C13 live plug and the second C13 live plug are respectively connected with the two C13 sockets, and the C19 ground plug is connected with the C19 socket.

In conclusion, the invention achieves the following technical effects:

1. the industry C19 is usually placed separately, the invention reduces the length of 4 × C13+2 × C19 from 203.5mm to 121.5mm by 40% by placing C19 and C13 side by side in the PDU width direction, the height of PDU is limited by the cabinet, the ultra-high density socket of the invention makes it possible to high density PDU;

2. the invention adopts a two-lobe structure (a first socket group 1 and a second socket group 2), divides 4C 13+ 2C 19 into 2 groups 2C 13+ C19, and can obviously distinguish different electric loops in the PDU by using the socket color;

3. the dovetail and clamping hook connecting structure can effectively support plug plugging force, and the dovetail groove and clamping hook structure can ensure that two sockets are tightly combined, so that the appearance gap is reduced;

4. the socket is fixed by the left bracket and the right bracket at two ends in the length direction of the socket, and the width direction of the socket is fixed by the dovetail groove and the clamping hook, so that the stability of the socket is ensured;

5. the invention breaks through the grounding mode that the socket welding wire is in contact conduction with the PDU shell through the screw, and is directly fixed with the multipurpose bracket in contact with the shell, thereby realizing grounding, being convenient and reliable, canceling the welding wire terminal pressing process, reducing the cost, and being environment-friendly and reliable.

Drawings

FIG. 1 is a schematic diagram of a ground receptacle provided by an embodiment of the present invention;

FIG. 2 is an exploded view of FIG. 1;

fig. 3 is a schematic structural view of a first jack group and a second jack group;

FIG. 4 is a schematic view of the first and second jack sets being installed;

FIG. 5 is a cross-sectional view taken along direction AA in FIG. 4;

FIG. 6 is a schematic view of a left bracket;

FIG. 7 is a schematic view of a ground strap;

in the figure, 1, a first socket group, 2, a second socket group, 3, a left bracket, 301, a first fixing plate, 302, a first through hole, 303, a middle plate, 304, a through hole, 305, a clamping groove, 306, a connecting plate, 307, an external connecting plate, 308, a second fixing plate, 4, a right bracket, 5, a first grounding busbar, 501, a locking end, 502, a second through hole, 503, a first sloping plate, 504, a first flat plate, 505, a first hole insert, 506, a second sloping plate, 507, a second flat plate, 508, a third sloping plate, 509, a third flat plate, 510, a second hole insert, 511, a sloping plate, 512, a fourth flat plate, 513, a vertical plate, 514, a third hole insert, 6, a second grounding busbar, 7, a housing, 701, a fixing hole, 8, a bolt, 9, a screw, 10, a first flat surface, 11, a second flat surface, 12, a slope surface, 13, a first side plate, 14, a second side plate, 15, a dovetail groove, 16, a side plate, a first side plate, a second side, The connector comprises a hook, 17, a clamping plate, 18, a clamping column, 19, a C13 socket and 20 and a C19 socket.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.

Example (b):

as shown in fig. 1 and 2, the ground socket includes a housing 7, a first socket group 1 and a second socket group 2 with the same structure are mounted in the housing 7, each of the first socket group 1 and the second socket group 2 includes two C13 sockets 19 and one C19 socket 20, the two C13 sockets 19 and the one C19 socket 20 are arranged in a row in the PDU width direction (shown in fig. 6), and the C19 sockets 20 of the two socket groups are arranged away from each other.

As shown in fig. 3, the first socket set 1 and the second socket set 2 have the same structure, the inner side surfaces of the first socket set 1 and the second socket set 2 are both provided with a first plane 10 and a second plane 11, the first plane 10 and the second plane 11 are parallel to each other, an inclined plane 12 is arranged between the first plane 10 and the second plane 11, and the first plane 10 protrudes out of the second plane 11, so that the two socket sets can be conveniently plugged. Taking the second socket group 2 as an example, the middle of the first plane 10 is fixedly connected with the second socket group 2, the outer end of the first plane 10 protrudes out of the second socket group 2, the outer end of the first plane 10 is provided with a plurality of dovetail grooves 15, and the dovetail grooves 15 are parallel to the length direction of the second socket group 2; the outer end of the second plane 11 protrudes out of the second socket group 2, the outer end of the second plane 11 is provided with a plurality of hooks 16, and the hooks 16 are parallel to the length direction of the second socket group 2.

Correspondingly, the same number of dovetail grooves 15 and hooks 16 are also provided on the inner side surface of the first socket group 1. Specifically, the number of the dovetail grooves 15 is 2, the number of the hooks 16 is 2, the hooks 16 on the second socket group 2 are inserted into the dovetail grooves 15 on the first socket group 1, the hooks 16 on the first socket group 1 are inserted into the dovetail grooves 15 on the second socket group 2, as shown by arrows in fig. 3, the hooks 16 and the dovetail grooves 15 are correspondingly placed, thrust is applied along the direction shown by the arrows, and the first socket group 1 and the second socket group 2 can be clamped, as shown in fig. 5 and 6, the connection is schematically illustrated. The connecting structure can effectively support the plug plugging force, and the structures of the dovetail groove and the clamping hook can ensure that two sockets are tightly combined, so that the appearance gap is reduced.

As shown in fig. 3, a first side plate 13 is disposed at an outer end of the first plane 10, a locking column 18 is fixed on the first side plate 13, a locking plate 17 is fixed at an end of the locking column 18, and one end of the locking plate 17 protrudes out of the locking column 18 and is parallel to the width direction of the second receptacle group 2 (shown in fig. 4). Specifically, a second side plate 14 is arranged at the outer end of the second plane 11, a clamping column 18 is also fixed on the second side plate 14, and a clamping plate 17 is fixed at the end of the clamping column 18.

The ground socket further comprises a left support 3 and a right support 4 (shown in fig. 2) which are symmetrical in structure, as shown in fig. 6, the left support 3 comprises a middle plate 303, a through hole 304 is formed in the middle plate 303, a clamping groove 305 is formed in the through hole 304 in a communicating mode, the width of the clamping groove 305 is smaller than that of the through hole 304, the width of the clamping groove 305 is equal to that of the clamping column 18, the through hole 304 and the clamping groove 305 are matched with the clamping column 18 and the clamping plate 17, and specifically, the left support 3 is provided with two through holes 304 and two clamping grooves 305. The clamping plates 17 on the two socket groups extend into the through holes 304, the left support 3 is pushed, the clamping columns 18 are fixedly clamped with the clamping grooves 305, and therefore the left support 3 is fixed on the two socket groups. The right bracket 4 is fixed in the same manner.

Specifically, as shown in fig. 6, the left bracket 3 includes a middle plate 303, one end of the middle plate 303 is provided with a first fixing plate 301, the other end of the middle plate 303 is provided with a second fixing plate 308, the first fixing plate 301 and the second fixing plate 308 are both provided with a first through hole 302, the first fixing plate 301 and the second fixing plate 308 are used for being fixed on the housing 7, specifically, the housing 7 is provided with a fixing hole 701 (shown in fig. 2), the left bracket 3 is fixed on the housing 7 through the first through hole 302, the fixing hole 701 and a screw 9, and the right bracket 4 is fixed on the housing 7 in the same manner. The intermediate plate 303 is also provided with an outer attachment plate 307 for plate fixation. The upper end of the middle plate 303 is provided with a connecting plate 306 for connecting a first ground strap.

Specifically, a first ground busbar 5 (shown in fig. 2) is arranged on the first socket group 1, a second ground busbar 6 (shown in fig. 2) is arranged on the second socket group 2, and the first ground busbar 5 and the second ground busbar 6 have the same structure; as shown in fig. 7, the first ground busbar 5 includes a locking end 501, a second through hole 502 is formed on the locking end 501, and the locking end 501 is fixed on the connecting plate 306 through the second through hole 502 and the bolt 8 (shown in fig. 6); the first ground busbar 5 is further connected with a first C13 live wire plug 505, a second C13 live wire plug 510, and a C19 ground plug 514, specifically, the first C13 live wire plug 505 and the second C13 live wire plug 510 are respectively connected with two C13 sockets 19, and the C19 ground plug 514 is connected with the C19 socket 20.

Further, the locking end 501 is connected with a first inclined plate 503, the first inclined plate 503 is connected with a first flat plate 504, the first flat plate 504 is connected with a second inclined plate 506, and the second inclined plate 506 and the first inclined plate 503 are symmetrically arranged; the second inclined plate 506 is connected with a second flat plate 507, the second flat plate 507 is connected with a third inclined plate 508, and the third inclined plate 508 and the second inclined plate 506 are symmetrically arranged; the third inclined plate 508 is connected with a third flat plate 509, the third flat plate 509 is connected with a slope plate 511, the slope plate 511 is connected with a fourth flat plate 512, the fourth flat plate 512 is higher than the third flat plate 509, and the end part of the fourth flat plate 512 is connected with a vertical plate 513. Specifically, the first plate 504, the second plate 507, the third plate 509, and the fourth plate 512 are disposed in parallel with each other.

In the traditional grounding mode in the industry, usually, an extension line with a grounding terminal is welded on a socket, the terminal is buckled on a grounding stud of a PDU shell, and then the grounding is realized through screw fixation.

The invention provides a brand new socket grounding concept, the bus bar is directly contacted with the shell, the extension line is cancelled, the grounding is reliable, and the process is simple. The left and right supports have the function of fixing the two groups of sockets and have the grounding function, and the left and right supports are fixedly grounded by screws, so that the left and right supports can be conveniently maintained or replaced.

The invention breaks the tradition of independent placement of C19 in the industry, and is placed side by side with C13, so that the length of the socket is greatly reduced, and the two-piece structure is adopted side by side, and the loop in the PDU can be effectively distinguished through the color of the socket.

The dovetail fixing structure capable of sliding in the horizontal direction is practical and reliable, the dovetail fixing structure is usually fixed in an up-and-down sliding mode or an opposite insertion mode is adopted in the industry, but the structure can not effectively support a socket when the plug is plugged and unplugged in an up-and-down sliding mode, a gap is easily formed between appearance surfaces of two sockets combined in the opposite insertion mode, the horizontal sliding mode adopted by the dovetail fixing structure ensures the stability of the socket, and no gap exists between the appearance surfaces.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not intended to limit the present invention in any way, and all simple modifications, equivalent variations and modifications made to the above embodiments according to the technical spirit of the present invention are within the scope of the technical solution of the present invention.

Claims

1. An earth socket comprising a housing (7), characterized in that: a first socket group (1) and a second socket group (2) which are identical in structure are mounted in the shell (7), and each of the first socket group (1) and the second socket group (2) comprises two C13 sockets (19) and one C19 socket (20);

the inner side surfaces of the first socket group (1) and the second socket group (2) are respectively provided with a first plane (10) and a second plane (11), the first plane (10) and the second plane (11) are parallel to each other, an inclined plane (12) is arranged between the first plane (10) and the second plane (11), and the first plane (10) is arranged to protrude out of the second plane (11); the middle of the first plane (10) is fixedly connected with the second socket group (2), the outer end part of the first plane (10) protrudes out of the second socket group (2), a plurality of dovetail grooves (15) are formed in the outer end part of the first plane (10), and the dovetail grooves (15) are parallel to the length direction of the second socket group (2); the outer end part of the second plane (11) protrudes out of the second socket group (2), a plurality of hooks (16) are arranged at the outer end part of the second plane (11), and the hooks (16) are parallel to the length direction of the second socket group (2);

the inner side surface of the first socket group (1) is provided with the dovetail grooves (15) and the clamping hooks (16) which are the same in number as the dovetail grooves (15) and the clamping hooks (16) on the second socket group (2);

a first side plate (13) is arranged at the outer end of the first plane (10), a clamping column (18) is fixed on the first side plate (13), a clamping plate (17) is fixed at the end of the clamping column (18), and one end of the clamping plate (17) protrudes out of the clamping column (18) and is parallel to the width direction of the second socket group (2);

the grounding socket further comprises a left support (3) and a right support (4) which are symmetrical in structure, the left support (3) comprises a middle plate (303), a first fixing plate (301) is arranged at one end of the middle plate (303), a second fixing plate (308) is arranged at the other end of the middle plate (303), and first through holes (302) are formed in the first fixing plate (301) and the second fixing plate (308); a through hole (304) is formed in the middle plate (303), a clamping groove (305) is formed in the through hole (304) in a communication mode, and the through hole (304) and the clamping groove (305) are matched with the clamping column (18) and the clamping plate (17); the upper end of the middle plate (303) is provided with a connecting plate (306);

a first grounding busbar (5) is arranged on the first socket group (1), a second grounding busbar (6) is arranged on the second socket group (2), and the first grounding busbar (5) and the second grounding busbar (6) have the same structure; the first grounding busbar (5) comprises a locking end (501), a second through hole (502) is formed in the locking end (501), and the locking end (501) is fixed on the connecting plate (306) through the second through hole (502) and a bolt (8); the first grounding busbar (5) is also connected with a first C13 live wire plug-in (505), a second C13 live wire plug-in (510) and a C19 grounding plug-in (514).

2. A grounding receptacle according to claim 1, characterized in that: a fixing hole (701) is formed in the shell (7), and the left support (3) is fixed to the shell (7) through the first through hole (302), the fixing hole (701) and the screw (9).

3. A grounding receptacle according to claim 1, characterized in that: first socket group (1) with on second socket group (2) the quantity of dovetail (15) is 2, the quantity of trip (16) is 2, two on second socket group (2) trip (16) joint income two on first socket group (1) in dovetail (15), two on first socket group (1) trip (16) joint income two on second socket group (2) in dovetail (15).

4. A grounding receptacle according to claim 1, characterized in that: the width of the clamping groove (305) is smaller than that of the through hole (304), and the width of the clamping groove (305) is equal to that of the clamping column (18).

5. A grounding receptacle according to claim 1, characterized in that: the middle plate (303) is also provided with an external connecting plate (307).

6. A grounding receptacle according to claim 1, characterized in that: the first C13 live wire plug-in unit (505) and the second C13 live wire plug-in unit (510) are respectively connected with the two C13 sockets (19), and the C19 ground plug-in unit (514) is connected with the C19 socket (20).