CN111313174A - Two-core and three-core combined type non-porous socket - Google Patents
Two-core and three-core combined type non-porous socket Download PDFInfo
- Publication number
- CN111313174A CN111313174A CN202010140779.2A CN202010140779A CN111313174A CN 111313174 A CN111313174 A CN 111313174A CN 202010140779 A CN202010140779 A CN 202010140779A CN 111313174 A CN111313174 A CN 111313174A
- Authority
- CN
- China
- Prior art keywords
- core
- pressing
- sliding block
- protective door
- connecting rod
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000001681 protective effect Effects 0.000 claims description 96
- 230000002265 prevention Effects 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/44—Means for preventing access to live contacts
- H01R13/447—Shutter or cover plate
- H01R13/453—Shutter or cover plate opened by engagement of counterpart
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/02—Contact members
- H01R13/10—Sockets for co-operation with pins or blades
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/46—Bases; Cases
- H01R13/502—Bases; Cases composed of different pieces
Landscapes
- Wing Frames And Configurations (AREA)
Abstract
The utility model provides a two cores and three cores combination formula sclausura socket, belongs to socket technical field, solves the technical problem that sclausura socket prevents the single pressure function, and this device includes socket base and socket lid, and the socket is covered and is provided with three core bolt holes and two core bolt holes, and three core bolt hole position department is provided with three core protection door subassembly, and two core bolt hole position department is provided with two core protection door subassemblies, three core protection door subassembly includes three core protection door pivot seat, three core protection door pivot, three core connecting rod, three core protection door and three core cam, two core protection door subassembly includes two core protection door pivot seats, two core protection door pivot, two core connecting rod, two core protection door and two core cam. The invention prevents the fixed conducting strip on one side of the non-inserted contact pin from contacting with the sliding conducting strip by adding the single-pressing-proof sliding block, so that the two-core and three-core combined type imperforate socket has the single-pressing-proof function and ensures the personal safety of a user.
Description
Technical Field
The invention belongs to the technical field of sockets, and particularly relates to a two-core and three-core combined type imperforate socket.
Background
In the prior art, because the jacks leak outside, dust can enter the socket, and more dangerously, because the height of children is equal to the height of some sockets, the hands of children are easy to extend into the jacks, and the electric shock hidden danger is caused, the problem is well solved by the 'split guide type non-porous socket' (patent number: 2013100924518), and the split guide type non-porous socket is also accepted and used by people.
However, with the continuous improvement of the quality of life of people, the state proposes that the socket should have the function of preventing single-voltage, because in the prior art, when a certain contact pin on the plug pin is inserted into the socket alone, it is easy to cause the fixed conducting strip on one side of the non-inserted contact pin to contact with the rotating conducting strip, causing a short circuit of the circuit, and causing an electrical potential safety hazard, the socket with no hole and no single-voltage is absolutely necessary, but the technical scheme capable of solving the function of preventing single-voltage of the socket with no hole is not found in the prior art.
Disclosure of Invention
In order to overcome the defects of the prior art and solve the technical problem of the non-porous socket with the function of preventing single-pressing, the invention provides a non-porous socket with single-pressing prevention.
The invention is realized by the following technical scheme.
The utility model provides a two cores and three core combination formula sclausura socket, it includes socket base and socket lid, and one side of socket lid is provided with three core bolt holes, and the opposite side of socket lid is provided with two core bolt holes, and three core bolt hole position department is provided with three core protection door subassembly, and two core bolt hole position departments are provided with two core protection door subassemblies, wherein:
the three-core protective door assembly comprises three-core protective door rotating shaft seats, three-core protective door rotating shafts, three-core connecting rods, three-core protective doors and three-core cams, the three-core protective doors are respectively and correspondingly arranged in the three-core bolt holes, the two three-core protective door rotating shafts are respectively arranged below the three-core protective doors, the axial directions of the two three-core protective door rotating shafts are coaxially arranged, the three-core protective door rotating shaft seats are respectively arranged at two ends of each three-core protective door rotating shaft, and the tail parts of the three-core protective doors are provided with three-core fixed conducting strips; the three-core cam is arranged on the lower surfaces of the three-core protective doors on the two sides and is tangent to the outer circular surface of the corresponding three-core protective door rotating shaft, one end of a three-core connecting rod is hinged to the three-core protective door rotating shaft, the other end of the three-core connecting rod is hinged to one end of a three-core anti-single-pressing sliding block connecting rod, one end of the three-core anti-single-pressing sliding block connecting rod is fixedly arranged on the three-core anti-single-pressing sliding block, the three-core anti-single-pressing sliding block is arched, a concave surface is inwards arranged on the side surface of the three-core anti-single-pressing sliding block close to one side of the three-core fixed conducting strip, a three-core sliding conducting strip is; the contact pin of the three-core bolt is inserted into the three-core bolt hole to drive the three-core protective door to drive the three-core cam to rotate, the three-core cam drives the three-core protective door rotating shaft to sequentially drive the three-core connecting rod, the three-core anti-single-pressure sliding block connecting rod and the three-core anti-single-pressure sliding block to move towards one side of the three-core fixed conducting strip, so that the three-core sliding conducting strip arranged on the concave surface of the three-core anti-single-pressure sliding block presses the three-core fixed conducting strip, and the three;
the two-core protective door assembly comprises two-core protective door rotating shaft seats, two-core protective door rotating shafts, two-core connecting rods, two-core protective doors and two-core cams, the two-core protective doors are respectively and correspondingly arranged in the two-core bolt holes, the two-core protective door rotating shafts are respectively arranged below the two-core protective doors, the axial directions of the two-core protective door rotating shafts are coaxially arranged, the two-core protective door rotating shaft seats are respectively arranged at two ends of each two-core protective door rotating shaft, and the tail parts of the two-core protective doors are provided with two-core fixed conducting strips; the two-core cam is arranged on the lower surfaces of the two-core protective doors on two sides and is tangent to the outer circular surface of the corresponding two-core protective door rotating shaft, one end of a two-core connecting rod is hinged on the two-core protective door rotating shaft, the other end of the two-core connecting rod is hinged with one end of a two-core anti-single-pressing sliding block connecting rod through a T-shaped block, one end of the two-core anti-single-pressing sliding block connecting rod penetrates through the two-core anti-single-pressing sliding block, the outer end part of the two-core anti-single-pressing sliding block connecting rod is provided with a hemispherical limiting block, the two-core anti-single-pressing sliding block is arranged in an arch shape, two-core anti-single-pressing sliding plates are arranged below two ends of the two-core anti-single-pressing sliding block, the upper surfaces of the two-core anti-single-pressing sliding plates are respectively provided with a semicircular groove, the lower surfaces of two-core anti-single-pressing sliding, the concave surface is provided with two core sliding conducting strips, and two core single-pressing-preventing sliding rails are arranged below the two core single-pressing-preventing sliding blocks; the contact pin of the two-core bolt is inserted into the two-core bolt hole to drive the two-core shutter to drive the two-core cam to rotate, the two-core cam drives the two-core shutter rotating shaft to sequentially drive the two-core connecting rod, the two-core anti-single-pressure sliding block connecting rod and the two-core anti-single-pressure sliding block to move towards one side of the two-core fixed conducting strip, so that the two-core sliding conducting strip arranged on the concave surface of the two-core anti-single-pressure sliding block compresses the two-core fixed conducting strip, and the two-core.
Furthermore, the bottoms of the concave surfaces of the three-core single-pressure-preventing sliding block and the two-core single-pressure-preventing sliding block are arranged to be planes, and the side walls of the concave surfaces are in line contact with the corresponding three-core fixed conducting strips or the two-core fixed conducting strips.
Compared with the prior art, the invention has the beneficial effects that:
according to the invention, the anti-single-pressing sliding block is additionally arranged, so that the anti-single-pressing sliding block drives the sliding conducting plate to slide to one side of the fixed conducting plate, and meanwhile, the contact pin inserted into the pin hole is pressed tightly, if only one side of the pin is inserted into the socket, the anti-single-pressing sliding block cannot move along the anti-single-pressing sliding rail, the fixed conducting plate and the sliding conducting plate on the side where the contact pin is not inserted are prevented from contacting, the two-core and three-core combined type imperforate socket has an anti-single-pressing function, and the personal safety.
Drawings
FIG. 1 is a schematic top view of a socket base according to the present invention.
Fig. 2 is a schematic view of the bottom structure of the socket cover according to the present invention.
In the figure, 1 is a socket base, 2 is a socket cover, 31 is a three-core protective door rotating shaft seat, 32 is a three-core protective door rotating shaft, 33 is a three-core connecting rod, 34 is a three-core single-pressing-proof sliding block connecting rod, 35 is a three-core single-pressing-proof sliding block, 36 is a three-core single-pressing-proof sliding rail, 37 is a three-core fixed conducting plate, 38 is a three-core protective door, 39 is a three-core cam, 41 is a two-core protective door rotating shaft seat, 42 is a two-core protective door rotating shaft, 43 is a two-core connecting rod, 44 is a T-shaped block, 45 is a two-core single-pressing-proof sliding block connecting rod, 46 is a two-core single-pressing-proof sliding block, 47 is a two-core single-pressing-proof sliding plate, 48 is a two-core fixed conducting plate, 49 is a two-core single-pressing-proof sliding rail, 410 is a hemispherical limiting block, 411 is a two-.
Detailed Description
The invention is described in further detail below with reference to the figures and examples.
The utility model provides a two cores and three core combination formula sclausura socket, it includes socket base 1 and socket cover 2, and one side of socket cover 2 is provided with three core bolt holes 5, and the opposite side of socket cover 2 is provided with two core bolt holes 6, and 5 position departments in three core bolt holes are provided with three core protection door subassembly, and 6 position departments in two core bolt holes are provided with two core protection door subassemblies, wherein:
the three-core protective door assembly comprises three-core protective door rotating shaft seats 31, three-core protective door rotating shafts 32, three-core connecting rods 33, three-core protective doors 38 and three-core cams 39, the three-core protective doors 38 are respectively and correspondingly arranged in the three-core bolt holes 5, the two three-core protective door rotating shafts 32 are respectively arranged below the three-core protective doors 38, the axial directions of the two three-core protective door rotating shafts 32 are coaxially arranged, the three-core protective door rotating shaft seats 31 are respectively arranged at two ends of each three-core protective door rotating shaft 32, and the tail parts of the three-core protective doors 38 are provided with three-core fixed conducting strips 37; the three-core cam 39 is arranged on the lower surfaces of the three-core protective doors 38 on the two sides and is tangent to the outer circular surface of the corresponding three-core protective door rotating shaft 32, one end of the three-core connecting rod 33 is hinged on the three-core protective door rotating shaft 32, the other end of the three-core connecting rod 33 is hinged with one end of the three-core anti-single-pressing sliding block connecting rod 34, one end of the three-core anti-single-pressing sliding block connecting rod 34 is fixedly arranged on the three-core anti-single-pressing sliding block 35, the three-core anti-single-pressing sliding block 35 is arched, a concave surface is inwards arranged on the side surface of the three-core anti-single-pressing sliding block 35 close to one side of the three-core fixed conducting strip 37, a three-core sliding conducting strip is arranged on;
the two-core protective door assembly comprises two-core protective door rotating shaft seats 41, two-core protective door rotating shafts 42, two-core connecting rods 43, two-core protective doors 412 and two-core cams 411, the two-core protective doors 412 are respectively and correspondingly arranged in the two-core bolt holes 6, the two-core protective door rotating shafts 42 are respectively arranged below the two-core protective doors 412, the axial directions of the two-core protective door rotating shafts 42 are coaxially arranged, the two-core protective door rotating shaft seats 41 are respectively arranged at two ends of each two-core protective door rotating shaft 42, and two-core fixed conducting strips 48 are arranged at the tail parts of the two-core protective doors 412; the two-core cam 411 is arranged on the lower surface of the two-core protective door 412 at two sides and is tangent to the outer circular surface of the corresponding two-core protective door rotating shaft 42, one end of the two-core connecting rod 43 is hinged on the two-core protective door rotating shaft 42, the other end of the two-core connecting rod 43 is hinged with one end of the two-core single-pressing-proof sliding block connecting rod 45 through a T-shaped block 44, one end of the two-core single-pressing-proof sliding block connecting rod 45 penetrates through the two-core single-pressing-proof sliding block 46, the outer end part of the two-core single-pressing-proof sliding block connecting rod 45 is provided with a hemispherical limiting block 410, the two-core single-pressing-proof sliding block 46 is arranged in an arch shape, two-core single-pressing-proof sliding blocks 47 are arranged below two ends of the two-core single-pressing-proof sliding block 46, semicircular grooves are respectively arranged on the upper surfaces of the two-core single-pressing-proof sliding blocks, the side surface of the two-core single-pressing preventing slide block 46 close to one side of the two-core fixed conducting strip 48 is provided with a concave surface inwards, the concave surface is provided with a two-core sliding conducting strip, and a two-core single-pressing preventing slide rail 49 is arranged below the two-core single-pressing preventing slide block 46.
Further, the bottom of the concave surfaces of the three-core single-pressing prevention sliding block 35 and the two-core single-pressing prevention sliding block 46 are set to be a plane, and the side wall of the concave surface is in line contact with the corresponding three-core fixed conducting strip 37 or two-core fixed conducting strip 48.
The using process of the invention is as follows:
firstly, when two pins or three pins of the plug are inserted into the socket simultaneously (namely, normal use state):
1. the contact pin of the three-core bolt is inserted into the three-core bolt hole 5 to drive the three-core protective door 38 to drive the three-core cam 39 to rotate, the three-core cam 39 drives the three-core protective door rotating shaft 32 to sequentially drive the three-core connecting rod 33, the three-core anti-single-pressure sliding block connecting rod 34 and the three-core anti-single-pressure sliding block 35 to move towards one side of the three-core fixed conducting strip 37, so that the three-core sliding conducting strip arranged on the concave surface of the three-core anti-single-pressure sliding block 35 tightly presses the three-core fixed conducting strip 37, and the;
2. the pin of the two-core pin is inserted into the two-core pin hole 6 to drive the two-core shutter 412 to drive the two-core cam 411 to rotate, the two-core cam 411 drives the two-core shutter rotating shaft 42 to sequentially drive the two-core connecting rod 43, the two-core anti-single-pressing slider connecting rod 45 and the two-core anti-single-pressing slider 46 to move towards one side of the two-core fixed conducting strip 48, so that the two-core sliding conducting strip arranged on the concave surface of the two-core anti-single-pressing slider 46 compresses the two-core fixed conducting strip 48, and the two-core imperforate socket circuit.
Secondly, when a certain pin of the plug is independently inserted into the socket (namely, the single-pressing prevention state):
the contact pin is inserted into the pin hole to drive the protective door to drive the cam to rotate, however, the single-pressing preventing slide block cannot move to one side of the fixed conducting strip simultaneously, so that the fixed conducting strip, the contact pin and the sliding conducting strip cannot be all positioned at a pressing station, the hole-free socket circuit is in an electric disconnection state, and the socket has a single-pressing preventing function.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.
Claims (2)
1. The utility model provides a two cores and three cores combination formula sclausura socket, it includes socket base (1) and socket cover (2), and one side of socket cover (2) is provided with three core bolt holes (5), and the opposite side of socket cover (2) is provided with two core bolt holes (6), and three core bolt hole (5) position department is provided with three core protection door subassemblies, and two core bolt holes (6) position department is provided with two core protection door subassemblies, its characterized in that:
the three-core protective door assembly comprises three-core protective door rotating shaft seats (31), three-core protective door rotating shafts (32), three-core connecting rods (33), three-core protective doors (38) and three-core cams (39), wherein the three-core protective doors (38) are respectively and correspondingly arranged in three-core bolt holes (5), two three-core protective door rotating shafts (32) are respectively arranged below the three-core protective doors (38), the axial directions of the two three-core protective door rotating shafts (32) are coaxially arranged, the three-core protective door rotating shaft seats (31) are respectively arranged at two ends of each three-core protective door rotating shaft (32), and the tail parts of the three-core protective doors (38) are provided with three-core fixed conducting strips (37); the three-core cam (39) is arranged on the lower surfaces of the three-core protective doors (38) on the two sides and is tangent to the outer circular surface of the corresponding three-core protective door rotating shaft (32), one end of a three-core connecting rod (33) is hinged to the three-core protective door rotating shaft (32), the other end of the three-core connecting rod (33) is hinged to one end of a three-core anti-single-pressing sliding block connecting rod (34), one end of the three-core anti-single-pressing sliding block connecting rod (34) is fixedly arranged on the three-core anti-single-pressing sliding block (35), the three-core anti-single-pressing sliding block (35) is arched, a concave surface is inwards arranged on the side surface of the three-core anti-single-pressing sliding block (35) close to one side of the three-core fixed conductive plate (37), three-core sliding is arranged on the concave surface, and a three-core anti-; a contact pin of the three-core plug is inserted into a three-core plug hole (5) to drive a three-core protective door (38) to drive a three-core cam (39) to rotate, the three-core cam (39) drives a three-core protective door rotating shaft (32) to sequentially drive a three-core connecting rod (33), a three-core anti-single-pressure sliding block connecting rod (34) and a three-core anti-single-pressure sliding block (35) to move to one side of a three-core fixed conducting strip (37), so that a three-core sliding conducting strip arranged on the concave surface of the three-core anti-single-pressure sliding block (35) compresses the three-core fixed conducting strip (37), and a three-;
the two-core protective door assembly comprises two-core protective door rotating shaft seats (41), two-core protective door rotating shafts (42), two-core connecting rods (43), two-core protective doors (412) and two-core cams (411), the two-core protective doors (412) are respectively and correspondingly arranged in the two-core bolt holes (6), the two-core protective door rotating shafts (42) are respectively arranged below the two-core protective doors (412), the axial directions of the two-core protective door rotating shafts (42) are coaxially arranged, the two-core protective door rotating shaft seats (41) are respectively arranged at two ends of each two-core protective door rotating shaft (42), and two-core fixed conducting strips (48) are arranged at the tail parts of the two-core protective doors (412); the two-core cam (411) is arranged on the lower surfaces of the two-core protective doors (412) at the two sides and is tangent to the outer circular surface of the corresponding two-core protective door rotating shaft (42), one end of a two-core connecting rod (43) is hinged on the two-core protective door rotating shaft (42), the other end of the two-core connecting rod (43) is hinged with one end of a two-core single-pressing-proof sliding block connecting rod (45) through a T-shaped block (44), one end of the two-core single-pressing-proof sliding block connecting rod (45) penetrates through the two-core single-pressing-proof sliding block (46), the outer end part of the two-core single-pressing-proof sliding block connecting rod (45) is provided with a hemispherical limiting block (410), the two-core single-pressing-proof sliding block (46) is arranged in an arch shape, two-core single-pressing-proof sliding blocks (47) are arranged below the two ends of the two-core single-pressing-proof sliding blocks (46), semicircular grooves are respectively arranged on, the two-core single-pressing-preventing sliding block connecting rod (45) is arranged in the semicircular grooves which are oppositely arranged at the junction, the side surface of one side, close to the two-core fixed conducting strips (48), of the two-core single-pressing-preventing sliding block (46) is inwards provided with a concave surface, the concave surface is provided with two-core sliding conducting strips, and a two-core single-pressing-preventing sliding rail (49) is arranged below the two-core single-pressing-preventing sliding block (46); the contact pin of two core bolts inserts two core bolt hole (6) drive two core shutter (412) and drives two core cam (411) rotatory, two core cam (411) drive two core shutter pivot (42) drive two core connecting rod (43), two cores prevent single-pressure slider connecting rod (45) and two cores prevent single-pressure slider (46) and move to two core fixed conducting strip (48) one side in proper order, make two cores prevent that two core slip conducting strip that sets up on single-pressure slider (46) concave surface compresses tightly two core fixed conducting strip (48), two core sclausura socket circuit switches on.
2. A two-core and three-core combination imperforate socket as claimed in claim 1, wherein: the bottoms of the concave surfaces of the three-core single-pressure-preventing sliding block (35) and the two-core single-pressure-preventing sliding block (46) are planes, and the side walls of the concave surfaces are in line contact with the corresponding three-core fixed conducting strips (37) or two-core fixed conducting strips (48).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010140779.2A CN111313174A (en) | 2020-03-03 | 2020-03-03 | Two-core and three-core combined type non-porous socket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010140779.2A CN111313174A (en) | 2020-03-03 | 2020-03-03 | Two-core and three-core combined type non-porous socket |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111313174A true CN111313174A (en) | 2020-06-19 |
Family
ID=71149400
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010140779.2A Pending CN111313174A (en) | 2020-03-03 | 2020-03-03 | Two-core and three-core combined type non-porous socket |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111313174A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105742867A (en) * | 2016-04-07 | 2016-07-06 | 牛培行 | Interactive socket without exposed jacks |
| CN110429415A (en) * | 2019-08-16 | 2019-11-08 | 山西纬隆科技有限公司 | A kind of pressure clamping socket |
| CN211456025U (en) * | 2020-03-03 | 2020-09-08 | 山西腾行智能科技有限公司 | Two-core and three-core combined type non-porous socket |
-
2020
- 2020-03-03 CN CN202010140779.2A patent/CN111313174A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105742867A (en) * | 2016-04-07 | 2016-07-06 | 牛培行 | Interactive socket without exposed jacks |
| CN110429415A (en) * | 2019-08-16 | 2019-11-08 | 山西纬隆科技有限公司 | A kind of pressure clamping socket |
| CN211456025U (en) * | 2020-03-03 | 2020-09-08 | 山西腾行智能科技有限公司 | Two-core and three-core combined type non-porous socket |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104966940A (en) | Method for realizing indrawing sense and pushout sense in plugging and unplugging of plug and socket | |
| CN211456025U (en) | Two-core and three-core combined type non-porous socket | |
| CN110994253B (en) | Adapter-free socket suitable for platform and continental land in hong Kong and ao | |
| CN201230023Y (en) | A kind of safety socket | |
| CN111313174A (en) | Two-core and three-core combined type non-porous socket | |
| CN2610523Y (en) | Safety socket | |
| CN216672478U (en) | Wire harness tail interference prevention structure | |
| CN208127591U (en) | A kind of self-locking plug | |
| CN211480347U (en) | Single-voltage-proof non-porous socket | |
| CN212136769U (en) | Rotary conversion plug | |
| CN213959249U (en) | High-strength high-reliability safe electricity utilization plug-in system | |
| CN108233109A (en) | Twoport type socket | |
| CN111313173A (en) | Single-voltage-proof non-porous socket | |
| CN105071084A (en) | Socket | |
| CN209389363U (en) | A kind of novel concealed safety socket | |
| CN206992535U (en) | One kind is used to prevent distribution network operation misoperation apparatus | |
| CN217578188U (en) | Tight device in top of new energy automobile frame | |
| CN218630052U (en) | Portable voltage-resistant insulation tester | |
| CN102244330A (en) | Structure with double protection doors for five-hole socket | |
| CN219203569U (en) | Wall socket capable of fully utilizing jacks | |
| CN204905503U (en) | Socket | |
| CN110829129B (en) | Rotating plug of charger | |
| CN220272849U (en) | Plug-telescopic charger | |
| CN207368370U (en) | A kind of General safe socket | |
| CN204424536U (en) | A kind of tail-end power output device of electrocution-proof protection function |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |