CN219833184U

CN219833184U - Power plug

Info

Publication number: CN219833184U
Application number: CN202321253978.XU
Authority: CN
Inventors: 曲锦有
Original assignee: Guangdong Merrill Wire And Cable Co ltd
Current assignee: Guangdong Merrill Wire And Cable Co ltd
Priority date: 2023-05-22
Filing date: 2023-05-22
Publication date: 2023-10-13
Anticipated expiration: 2033-05-22

Abstract

The utility model relates to the technical field of plug connectors, in particular to a power plug which comprises an upper shell, a lower shell, a conductive metal block and a conductive terminal arranged at the front end of the conductive metal block, wherein the upper shell is detachably connected with the lower shell; the conducting metal block is also provided with a locking piece for fixing the conducting terminal on the conducting metal block. The utility model realizes that the conducting terminal is assembled in the terminal connecting hole in a positioning way, and then the conducting terminal is locked on the conducting metal block through the locking piece, so that the installation accuracy and the structural stability are improved; in addition, the upper shell is detachably connected with the lower shell, so that the assembly and the disassembly are convenient, and the replacement of the internal conduction metal block and the conduction terminal is convenient.

Description

Power plug

Technical Field

The utility model relates to the technical field of plug connectors, in particular to a power plug.

Background

The power plug connected with the power line on the existing electrical appliance mainly comprises a shell and an inserting sheet terminal for the power plug, wherein at least two pins are arranged on the inserting sheet terminal for the power plug, and the power line is riveted on a riveting pipe of the pins during wiring. When the assembly, the pin is in the shell through inside injection molding, and overall structure is firm, but inner structure is motionless, and inside spare part can't be maintained and change, and the flexibility of use is poor.

Disclosure of Invention

The utility model provides a power plug aiming at the problems in the prior art, when the power plug is assembled, a conductive metal block is clamped between an upper shell and a lower shell, a conductive terminal is inserted into a terminal connecting hole, then a counterpoint groove is used for being matched and inserted with a counterpoint convex strip, positioning of the conductive terminal in the terminal connecting hole is realized, and then the conductive terminal is locked on the conductive metal block through a locking piece, so that the installation accuracy and the structural stability are improved; in addition, the upper shell is detachably connected with the lower shell, so that the assembly and the disassembly are convenient, and the replacement of the internal conduction metal block and the conduction terminal is convenient.

In order to solve the technical problems, the utility model adopts the following technical scheme:

the utility model provides a power plug which comprises an upper shell, a lower shell, a conductive metal block and a conductive terminal arranged at the front end of the conductive metal block, wherein the upper shell is detachably connected with the lower shell; and the conducting metal block is also provided with a locking piece for fixing the conducting terminal on the conducting metal block.

The upper side of the conduction metal block is provided with a first lock hole, the rear end of the upper side of the conduction terminal is provided with a second lock hole, the first lock hole and the second lock hole are correspondingly arranged, the rear end of the conduction terminal is provided with an opening, the locking piece is connected with the first lock hole and the second lock hole, and the lower end of the locking piece extends into the conduction terminal from the second lock hole.

The locking piece is a locking screw, and the inner wall of the first locking hole and the inner wall of the second locking hole are both provided with internal threads which are in fit and screwed connection with the locking screw.

The lower side of the upper shell and the upper side of the lower shell are respectively provided with a positioning plug block, and the conductive metal block is provided with a positioning slot matched and spliced with the positioning plug blocks.

The lower side of the rear end of the upper shell is provided with an upper positioning column or/and an upper positioning hole, the upper side of the rear end of the lower shell is provided with a lower positioning hole or/and a lower positioning column, the upper positioning column is in fit connection with the lower positioning hole, and the upper positioning hole is in fit connection with the lower positioning column.

The upper shell is provided with an upper fixing hole in a penetrating mode, a fixing screw is arranged in the upper fixing hole, the lower shell is provided with a lower fixing hole in a penetrating mode, the fixing screw penetrates through the upper fixing hole and the lower fixing hole, and then is connected with a fixing nut in a threaded mode, and the fixing nut is in butt joint with the lower shell.

The utility model has the beneficial effects that:

when the utility model is assembled, the conductive metal block is clamped between the upper shell and the lower shell, the conductive terminal is inserted into the terminal connecting hole, then the alignment groove is matched with the alignment convex strip for insertion, so that the conductive terminal is assembled in the terminal connecting hole, and then the conductive terminal is locked on the conductive metal block through the locking piece, thereby improving the installation accuracy and the structural stability; in addition, the upper shell is detachably connected with the lower shell, so that the assembly and the disassembly are convenient, and the replacement of the internal conduction metal block and the conduction terminal is convenient.

Drawings

Fig. 1 is a schematic structural view of a power plug according to the present utility model.

Fig. 2 is an exploded view of a power plug according to the present utility model.

Fig. 3 is a schematic view of another view of a power plug according to the present utility model.

The reference numerals in fig. 1 to 3 include:

1. an upper housing; 2. a lower housing; 3. conducting the metal block; 4. a conduction terminal; 5. a terminal connection hole; 6. an alignment groove; 7. aligning the convex strips; 8. a locking member; 9. a first lock hole; 10. a second lock hole; 11. positioning the insert block; 12. positioning the slot; 13. an upper positioning column; 14. an upper positioning hole; 15. a lower positioning hole; 16. a lower positioning column; 17. an upper fixing hole; 18. a set screw; 19. a lower fixing hole; 20. a fixing nut; 21. a warning light.

Detailed Description

The utility model will be further described with reference to examples and drawings, to which reference is made, but which are not intended to limit the scope of the utility model. The present utility model will be described in detail below with reference to the accompanying drawings.

1-3, it includes upper body 1, lower body 2, lead to metal block 3 and install and lead to terminal 4 in the front end to lead to metal block 3, said upper body 1 and said lower body 2 are dismantled and connect, said lead to metal block 3 install between said upper body 1 and said lower body 2, said metal lead to the block and have terminal interface hole 5, said lead to terminal 4 insert locate said terminal interface hole 5, said both sides to lead to terminal 4 all offer and counterpoint slot 6, said both sides of inner wall of terminal interface hole 5 all are provided with counterpoint convex strip 7 that cooperates with said counterpoint slot 6 to peg graft; the conducting metal block 3 is also provided with a locking piece 8 for fixing the conducting terminal 4 on the conducting metal block 3. Specifically, in the embodiment, during assembly, the conductive metal block 3 is clamped between the upper shell 1 and the lower shell 2, the conductive terminal 4 is inserted into the terminal connecting hole 5, then the alignment groove 6 and the alignment convex strip 7 are matched and inserted, so that the conductive terminal 4 is positioned and assembled in the terminal connecting hole 5, and then the conductive terminal 4 is locked on the conductive metal block 3 through the locking piece 8, thereby improving the installation accuracy and the structural stability; in addition, upper casing 1 can dismantle with lower casing 2 and be connected, and the convenience is assembled and is dismantled, and the inside conduction metal piece 3 and the conduction terminal 4 of being convenient for change.

In this embodiment, the upper side of the conductive metal block 3 is provided with a first lock hole 9, the rear end of the upper side of the conductive terminal 4 is provided with a second lock hole 10, the first lock hole 9 and the second lock hole 10 are correspondingly arranged, the rear end of the conductive terminal 4 is provided with an opening, the locking member 8 is connected to the first lock hole 9 and the second lock hole 10, and the lower end of the locking member 8 extends into the conductive terminal 4 from the second lock hole 10. Preferably, the locking member 8 is a locking screw, and the inner wall of the first locking hole 9 and the inner wall of the second locking hole 10 are both provided with internal threads in threaded engagement with the locking screw. Specifically, the power cord stretches into between upper casing 1 and lower casing 2 and stretches into in the conduction terminal 4 from the opening and is riveted with conduction terminal 4, and the lower extreme of retaining member 8 stretches into from second lockhole 10 in the conduction terminal 4 and compress tightly the power cord that stretches into in the conduction terminal 4, improves the locking effect, and the locking screw cooperates the spiro union with first lockhole 9 and second lockhole 10, with conduction terminal 4 lock solid in conduction metal piece 3, difficult not hard up, stable in structure.

In this embodiment, the lower side of the upper housing 1 and the upper side of the lower housing 2 are both provided with positioning plugs 11, and the conductive metal block 3 is provided with positioning slots 12 that are matched with the positioning plugs 11. Specifically, under the above arrangement, the positioning plug 11 is inserted into the positioning slot 12, so as to realize alignment and fixation of the conductive metal block 3.

In this embodiment, an upper positioning column 13 and/or an upper positioning hole 14 are provided at the lower side of the rear end of the upper housing 1, a lower positioning hole 15 and/or a lower positioning column 16 are provided at the upper side of the rear end of the lower housing 2, the upper positioning column 13 is inserted in cooperation with the lower positioning hole 15, and the upper positioning hole 14 is inserted in cooperation with the lower positioning column 16. The upper shell 1 is provided with an upper fixing hole 17 in a penetrating manner, a fixing screw 18 is arranged in the upper fixing hole 17, the lower shell 2 is provided with a lower fixing hole 19 in a penetrating manner, the fixing screw 18 penetrates through the upper fixing hole 17 and the lower fixing hole 19, and then is connected with a fixing nut 20 in a threaded manner, and the fixing nut 20 is abutted to the lower shell 2. Specifically, under the above arrangement, the upper casing 1 and the lower casing 2 are inserted and connected with the lower positioning hole 15 in a matched manner through the upper positioning column 13, and the upper positioning hole 14 is inserted and connected with the lower positioning column 16 in a matched manner, after the upper casing 1 and the lower casing 2 are positioned in a matched manner, the fixing screw 18 passes through the upper fixing hole 17 and the lower fixing hole 19 and then is connected with the fixing nut 20 in a threaded manner, so that quick assembly is realized.

In this embodiment, a control circuit board is installed in the upper casing 1, the control circuit board is provided with a temperature detector, the upper casing 1 is further provided with a warning lamp 21, the warning lamp 21 and the temperature detector are respectively electrically connected with the control circuit board, and when the temperature detector detects that the temperature in the upper casing exceeds a preset temperature value, a signal is sent to the control circuit board, and then the warning lamp 21 is started to be lightened to remind a user.

The present utility model is not limited to the preferred embodiments, but is intended to be limited to the following description, and any modifications, equivalent changes and variations in light of the above-described embodiments will be apparent to those skilled in the art without departing from the scope of the present utility model.

Claims

1. A power plug, characterized in that: the novel socket comprises an upper shell (1), a lower shell (2), a conductive metal block (3) and conductive terminals (4) arranged at the front end of the conductive metal block (3), wherein the upper shell (1) is detachably connected with the lower shell (2), the conductive metal block (3) is arranged between the upper shell (1) and the lower shell (2), terminal connecting holes (5) are formed in the metal conductive block, the conductive terminals (4) are inserted into the terminal connecting holes (5), alignment grooves (6) are formed in two sides of the conductive terminals (4), and alignment convex strips (7) matched and inserted with the alignment grooves (6) are formed in two sides of the inner wall of the terminal connecting holes (5); the conducting metal block (3) is also provided with a locking piece (8) for fixing the conducting terminal (4) on the conducting metal block (3).

2. A power plug according to claim 1, wherein: the upper side of switch-on metal piece (3) has seted up first lockhole (9), the upside rear end of switch-on terminal (4) is provided with second lockhole (10), and first lockhole (9) correspond setting with second lockhole (10), the rear end of switch-on terminal (4) is provided with the opening, retaining member (8) connect in first lockhole (9) with second lockhole (10), the lower extreme of retaining member (8) stretches into from second lockhole (10) in switch-on terminal (4).

3. A power plug according to claim 2, wherein: the locking piece (8) is a locking screw, and the inner wall of the first locking hole (9) and the inner wall of the second locking hole (10) are both provided with internal threads which are in fit and screw connection with the locking screw.

4. A power plug according to claim 1, wherein: the lower side of the upper shell (1) and the upper side of the lower shell (2) are both provided with positioning plug blocks (11), and the conducting metal block (3) is provided with positioning slots (12) which are matched and spliced with the positioning plug blocks (11).

5. A power plug according to claim 1, wherein: the rear end downside of last casing (1) is provided with reference column (13) or/and last locating hole (14), the rear end upside of lower casing (2) is provided with down locating hole (15) or/and lower locating column (16), go up locating column (13) with lower locating hole (15) cooperation grafting, go up locating hole (14) with lower locating column (16) cooperation grafting.

6. A power plug according to claim 1, wherein: the upper shell (1) is provided with an upper fixing hole (17) in a penetrating mode, a fixing screw (18) is arranged in the upper fixing hole (17), a lower fixing hole (19) is arranged in the lower shell (2) in a penetrating mode, the fixing screw (18) penetrates through the upper fixing hole (17) and the lower fixing hole (19) and then is connected with a fixing nut (20) in a threaded mode, and the fixing nut (20) is in butt joint with the lower shell (2).