Two-pin flat plug

Abstract

The utility model discloses a two-pin flat plug, which relates to the technical field of plugs, and comprises a plug shell, a first connecting line, a second connecting line, two connecting blocks and two metal pins, the two connecting blocks are fixedly connected to the top end of the first connecting line and the top end of the second connecting line respectively, and the two metal pins extend into the two connecting blocks and make contact with the first connecting line and the second connecting line respectively. The pressing rod is pressed to drive the rack to move, the rack moves to drive the gear to rotate along the rotating rod, the top end of the gear is meshed with the teeth, the clamping plate is stirred to rotate during rotation, the clamping plate slides along the rod wall of the sliding rod during moving, the moving stability of the clamping plate is improved, and the clamping plate is moved out along the interior of the clamping opening. And the metal pins are pressed to extend into the plug shell, so that the metal pins are flexibly stored, and the protection effect on the metal pins is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of plugs, in particular to a two-pin flat plug. Background Art

[0002] A two-pin flat plug is a common plug structure, also known as a two-pin flat pin plug. It usually consists of two flat metal pins that can be inserted into the holes of a socket. A two-pin flat plug is commonly used for low-voltage, low-current electrical equipment, such as electric lamps, mobile phone chargers, televisions, etc. It has a simple structure, is easy to use, and is easy to plug and unplug. Generally, one of the pins is the second connecting wire and the other is the first connecting wire.

[0003] In the prior art, during the use of a two-pin flat plug, the metal pins on the plug are exposed on the outside of the plug, which makes it inconvenient to store and protect the plug when not in use. As a result, the metal pins on the two-pin flat plug are easily deformed and bent by external pressure, which affects the subsequent use of the two-pin flat plug. Utility Model Content

[0004] In view of the above problems existing in the existing plug, the present utility model is proposed.

[0005] Therefore, the purpose of the utility model is to provide a two-pin flat plug, which solves the problem that during the use of the two-pin flat plug, the metal pins on the plug are exposed on the outside of the plug, making it inconvenient to store and protect the plug when not in use, making the metal pins on the two-pin flat plug easily deformed and bent by external pressure, thus affecting the subsequent use of the two-pin flat plug.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A two-pin flat plug comprises a plug housing, a first connecting wire, a second connecting wire, two connecting blocks and two metal pins, wherein the first connecting wire and the second connecting wire are respectively arranged inside the plug housing, the two connecting blocks are respectively fixedly connected to the top ends of the first connecting wire and the second connecting wire, the two metal pins extend to the inside of the two connecting blocks and are respectively arranged in contact with the first connecting wire and the second connecting wire, the top inner wall of the plug housing is slidably provided with two clamping plates, the inner walls of the two clamping plates are respectively provided with sliding holes, the inner walls of the two clamping plates located in the sliding holes are respectively slidably provided with sliding rods, the ends of the sliding rods facing away from the clamping plates are fixedly connected to the inner wall of the plug housing, the rod walls of the two sliding rods are respectively sleeved with springs, the ends of the springs are fixedly connected to the ends of the clamping plates, the interiors of the connecting block and the metal pins are respectively provided with bayonet ports, and the clamping plates are respectively clamped on the inner walls of the connecting block and the metal pins located in the bayonet ports.

[0008] Preferably, the inner wall of the plug housing is rotatably connected to a rotating rod, a gear is fixedly sleeved on the rod wall of the rotating rod, a rack is slidably provided on the inner wall of the plug housing, a plurality of teeth are fixedly connected to the bottom of the clamping plate, and the rack and the plurality of teeth are respectively meshed with the gear.

[0009] Preferably, the inner wall of the plug housing is fixedly connected to a concave shell, the rack is slidably arranged on the inner wall of the concave shell, and one end of the rack located inside the concave shell is fixedly connected to a pressure rod.

[0010] Preferably, a sealing gasket is fixedly connected to the top of the clamping plate, and the top of the sealing gasket is pressed against the top inner wall of the plug housing. A guide frame is fixedly connected to the side wall of the connecting block, a guide groove is provided on the inner wall of the plug housing, and the guide frame is slidably arranged on the inner wall of the guide groove.

[0011] Preferably, a stabilizing block is fixedly connected to the side wall of the rack, a rectangular groove is provided on the inner wall of the plug housing, and the stabilizing block is slidably arranged on the inner wall of the rectangular groove.

[0012] Preferably, a sealing frame is fixedly connected to the inner wall of the concave shell, the inner wall of the sealing frame is fitted with the rack, and a wear-resistant rubber seat is fixedly connected to the bottom of the plug housing.

[0013] In the above technical solution, the technical effects and advantages provided by the utility model are:

[0014] 1. In the utility model, pressing the pressure rod drives the rack to move, and the movement of the rack drives the gear to rotate along the rotating rod. The top end of the gear is engaged with the teeth to drive the card to rotate when rotating. When the card moves, it slides along the rod wall of the slide rod to improve the stability of the card movement, so that the card moves out along the inside of the bayonet, and the metal pins are pressed to extend to the inside of the plug housing, so that the metal pins are flexibly stored, thereby improving the protection effect of the metal pins.

[0015] 2. In the utility model, the sealing gasket can improve the sealing of the card plate inside the plug housing, the guide frame sliding along the inner wall of the guide groove can improve the stability of the movement of the connecting block, the sealing frame can improve the sealing of the rack and the concave shell, and the wear-resistant rubber seat can improve the wear-resistant effect of the connection between the plug housing and the wire body. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments recorded in the present utility model. For ordinary technicians in this field, other drawings can also be obtained based on these drawings.

[0017] Figure 1 It is a structural stereogram of the utility model;

[0018] Figure 2 It is a schematic diagram of the structure of the utility model;

[0019] Figure 3 For the utility model Figure 2 A magnified schematic diagram of part A.

[0020] Description of reference numerals:

[0021] 1. Plug housing; 2. First connecting wire; 3. Second connecting wire; 4. Connecting block; 5. Metal pin; 6. Card plate; 7. Sliding rod; 8. Spring; 9. Rotating rod; 10. Gear; 11. Rack; 12. Concave shell; 13. Pressure rod; 14. Teeth; 15. Sealing pad; 16. Guide frame; 17. Stabilizing block; 18. Sealing frame; 19. Wear-resistant rubber seat. DETAILED DESCRIPTION

[0022] In order to enable those skilled in the art to better understand the technical solution of the present invention, the present invention will be further described in detail below in conjunction with the accompanying drawings.

[0023] The utility model embodiment discloses a two-pin flat plug.

[0024] The utility model provides Figure 1-3 A two-pin flat plug shown in the figure comprises a plug housing 1, a first connecting wire 2, a second connecting wire 3, two connecting blocks 4 and two metal pins 5, the first connecting wire 2 and the second connecting wire 3 are respectively arranged inside the plug housing 1, the two connecting blocks 4 are respectively fixedly connected to the top ends of the first connecting wire 2 and the second connecting wire 3, the two metal pins 5 extend to the inside of the two connecting blocks 4 and are respectively contacted with the first connecting wire 2 and the second connecting wire 3, the top inner wall of the plug housing 1 is slidably provided with two clamping plates 6, the inner walls of the two clamping plates 6 are respectively provided with sliding holes, the inner walls of the two clamping plates 6 located in the sliding holes are respectively slidably provided with sliding rods 7, the ends of the sliding rods 7 facing away from the clamping plates 6 are fixedly connected to the inner wall of the plug housing 1, the rod walls of the two sliding rods 7 are respectively sleeved with springs 8, the ends of the springs 8 are fixedly connected to the ends of the clamping plates 6, the insides of the connecting block 4 and the metal pins 5 are respectively provided with bayonet ports, the clamping plates 6 are respectively clamped and arranged on the inner walls of the connecting block 4 and the metal pins 5 located in the bayonet ports.

[0025] The inner wall of the plug housing 1 is rotatably connected to a rotating rod 9, a gear 10 is fixedly sleeved on the rod wall of the rotating rod 9, a rack 11 is slidably provided on the inner wall of the plug housing 1, a plurality of teeth 14 are fixedly connected to the bottom of the clamping plate 6, the rack 11 and the plurality of teeth 14 are respectively meshed with the gear 10, a concave shell 12 is fixedly connected to the inner wall of the plug housing 1, the rack 11 is slidably provided on the inner wall of the concave shell 12, and a pressure rod 13 is fixedly connected to one end of the rack 11 located inside the concave shell 12.

[0026] When in use, the rack 11 can be driven to move by pressing the pressure rod 13, and the movement of the rack 11 can drive the gear 10 to rotate along the rotating rod 9. The top end of the gear 10 is meshed with the teeth 14, which can drive the card plate 6 to rotate during rotation. When the card plate 6 moves, it slides along the rod wall of the slide rod 7 to improve the stability of the movement of the card plate 6, and the card plate 6 can be moved out along the inside of the bayonet. The metal pin 5 can be pressed to extend to the inside of the plug housing 1, and the metal pin 5 can be flexibly stored until the bayonet on the inner wall of the metal pin 5 is aligned with the card plate 6. The pressure rod 13 is released to reset the structure under the action of the elastic force of the spring 8, so that the card plate 6 can be inserted into the inside of the bayonet where the metal pin 5 is located, which can improve the stability of the metal pin 5 after contraction, and facilitate improving the stability of the protection of the metal pin 5. The first connecting line 2 and the second connecting line 3 can be connected to the metal pin 5 through the connecting block 4, which can ensure the stability of the plug.

[0027] In order to improve the stability of the movement of the connecting block 4, as Figure 1-3 As shown, a sealing gasket 15 is fixedly connected to the top of the card plate 6, and the top of the sealing gasket 15 is pressed against the top inner wall of the plug housing 1, a guide frame 16 is fixedly connected to the side wall of the connecting block 4, a guide groove is provided on the inner wall of the plug housing 1, and the guide frame 16 is slidably provided on the inner wall of the guide groove, a stabilizing block 17 is fixedly connected to the side wall of the rack 11, a rectangular groove is provided on the inner wall of the plug housing 1, and the stabilizing block 17 is slidably provided on the inner wall of the rectangular groove, a sealing frame 18 is fixedly connected to the inner wall of the concave shell 12, and the inner wall of the sealing frame 18 is fitted with the rack 11, and a wear-resistant rubber seat 19 is fixedly connected to the bottom of the plug housing 1.

[0028] The sealing gasket 15 can improve the sealing of the card plate 6 inside the plug housing 1, the guide frame 16 sliding along the inner wall of the guide groove can improve the stability of the movement of the connecting block 4, the sealing frame 18 can improve the sealing of the rack 11 and the concave shell 12, and the wear-resistant rubber seat 19 can improve the wear-resistant effect of the connection between the plug housing 1 and the wire body.

[0029] The above only describes some exemplary embodiments of the present invention by way of illustration. It is undoubted that those skilled in the art can modify the described embodiments in various ways without departing from the spirit and scope of the present invention. Therefore, the above drawings and descriptions are illustrative in nature and should not be construed as limiting the scope of protection of the claims of the present invention.

Claims

1. A two-pin flat plug, comprising a plug housing (1), a first connecting wire (2), a second connecting wire (3), two connecting blocks (4) and two metal pins (5), characterized in that: The first connecting wire (2) and the second connecting wire (3) are respectively arranged inside the plug housing (1); the two connecting blocks (4) are respectively fixedly connected to the top ends of the first connecting wire (2) and the second connecting wire (3); the two metal pins (5) extend into the inside of the two connecting blocks (4) and are respectively arranged in contact with the first connecting wire (2) and the second connecting wire (3); the top inner wall of the plug housing (1) is provided with two card plates (6) for sliding; the inner walls of the two card plates (6) are respectively provided with sliding holes; the two metal pins (5) are respectively provided with sliding holes; The inner wall of each of the card plates (6) located in the slide hole is slidably provided with a slide rod (7), one end of the slide rod (7) away from the card plate (6) is fixedly connected to the inner wall of the plug housing (1), and springs (8) are respectively sleeved on the rod walls of the two slide rods (7), and the end of the spring (8) is fixedly connected to the end of the card plate (6), and the connection block (4) and the metal pin (5) are respectively provided with a bayonet hole inside, and the card plate (6) is respectively clamped and arranged on the inner wall of the connection block (4) and the metal pin (5) located at the bayonet hole.

2. The two-pin flat plug according to claim 1, characterized in that: The inner wall of the plug housing (1) is rotatably connected to a rotating rod (9), a gear (10) is fixedly sleeved on the rod wall of the rotating rod (9), a rack (11) is slidably provided on the inner wall of the plug housing (1), a plurality of teeth (14) are fixedly connected to the bottom of the clamping plate (6), and the rack (11) and the plurality of teeth (14) are respectively meshed with the gear (10).

3. The two-pin flat plug according to claim 2, characterized in that: The inner wall of the plug housing (1) is fixedly connected to a concave shell (12), the rack (11) is slidably arranged on the inner wall of the concave shell (12), and one end of the rack (11) located inside the concave shell (12) is fixedly connected to a pressure rod (13).

4. The two-pin flat plug according to claim 1, characterized in that: A sealing gasket (15) is fixedly connected to the top end of the clamping plate (6), and the top end of the sealing gasket (15) is pressed against the top inner wall of the plug housing (1). A guide frame (16) is fixedly connected to the side wall of the connecting block (4), and a guide groove is provided on the inner wall of the plug housing (1), and the guide frame (16) is slidably arranged on the inner wall of the guide groove.

5. The two-pin flat plug according to claim 2, characterized in that: A stabilizing block (17) is fixedly connected to the side wall of the rack (11), a rectangular groove is provided on the inner wall of the plug housing (1), and the stabilizing block (17) is slidably arranged on the inner wall of the rectangular groove.

6. The two-pin flat plug according to claim 3, characterized in that: The inner wall of the concave shell (12) is fixedly connected to a sealing frame (18), the inner wall of the sealing frame (18) is arranged in close contact with the rack (11), and the bottom of the plug housing (1) is fixedly connected to a wear-resistant rubber seat (19).

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