CN210326241U - Flag-shaped puncture waterproof plug - Google Patents

Abstract

The utility model relates to a plug, in particular to a flag type puncture waterproof plug, which comprises a main body, wherein two ends of the main body are provided with openings for an electric conductor and an inner conductor to respectively extend into, a cutter is arranged on the inner conductor, the cutter is provided with a knife edge for puncturing the electric conductor, when the inner conductor is extruded to force the knife edge to puncture the electric conductor, the electric conductor and the cutter are electrically connected in the main body, the utility model discloses a simple, quick and reliable puncture type connection of the knife edge of the inner conductor, a wire conductor insulating layer is punctured through a metal terminal groove and then is connected with a wire core wire, the assembly efficiency is high, the labor cost is low, and the automation is; the waterproof grade can reach IP67, and the waterproof cable can be used for underwater connection for a long time; the detection groove effectively cuts off the risk that the two leads are mutually conducted; the stopping function of son effectively realizes the pre-installation function, makes the connector realize shifting, the transportation for the technology of wire equipment can be realized, the utility model discloses still have simple structure, processing convenience and the easy characteristics of assembly, the practicality is strong.

Description

Flag-shaped puncture waterproof plug

Technical Field

The utility model relates to a plug, in particular to waterproof plug is punctureed to flag type.

Background

The key components of various electric appliances on the market at present, such as the wiring efficiency of component plugs such as microminiature motors, small valves and the like, are low, the manufacturing cost is high, the protection capability is not provided, the quality problem often appears in the household appliances on the market, and the application field of the products such as the products is limited.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a waterproof plug is punctureed to flag type.

In order to realize the purpose, the utility model adopts the technical scheme that: a flag-type puncture waterproof plug is characterized by comprising a main body, wherein openings for an electric conductor and an inner plug to respectively extend into are arranged at two ends of the main body, a cutter is arranged on the inner plug, the cutter is provided with a knife edge for puncturing the electric conductor, and when the inner plug is squeezed to force the knife edge to puncture the electric conductor, the electric connection of the electric conductor and the cutter in the main body is realized.

The inner part is provided with an elastic arm, the elastic arm is provided with a first stopping part for preventing the cutter from being separated from the electric conductor, a first limit groove matched with the first stopping part is arranged in the main body, and the inner part is fixed in the main body in a limiting way through the matching of the first stopping part and the first limit groove.

The spring arm is provided with a second stopping portion for preventing the inner part from being separated from the main body, a second limiting groove matched with the second stopping portion is formed in the main body, and the inner part is limited in the main body through the matching of the second stopping portion and the second limiting groove.

The main part is internally provided with a blocking and connecting part which prevents the knife edge from piercing the electric conductor and is matched with the first stopping part, and the inner part is fixed in the main part in a limiting way through the mutual matching of the first stopping part, the blocking and connecting part, the second stopping part and the second limiting groove.

The first stopping portion is provided with a guide surface which is convenient for the first stopping portion to be separated from the blocking portion and move towards the direction of the electric conductor.

The opening is including being used for the electric conductor to stretch into the first opening of main part, and first opening part is equipped with first sealing washer.

The first opening part is provided with a sealing cover for preventing the first sealing ring from being separated from the main body, and the sealing cover is fixedly assembled with the main body.

The opening includes the second opening that is used for the intron to stretch into the main part, still include with the connecting seat of main part adaptation, be equipped with on the connecting seat with the terminal of cutter adaptation, the connecting seat realizes the electricity of terminal and electric conductor with main part fixed assembly at second opening part.

And a second sealing ring is arranged on the connecting seat.

The main body cross-section is 7 style of calligraphy structure.

The utility model has the advantages that: the utility model has the advantages that the knife edge of the inner rotor is simply, quickly and reliably connected in a puncture mode, the insulating layer of the electric lead is punctured by the metal terminal groove and then connected with the core wire of the electric lead, the assembly efficiency is high, the labor cost is low, and the automation is more easily realized; the waterproof grade can reach IP67, and the waterproof cable can be used for underwater connection for a long time; the lead passes through the tail sealing element and the positioning hole of the plug main body, passes through the only channel formed by the terminal and the plug main body, and then enters the detection groove, and the detection groove effectively cuts off the risk that the two leads are mutually communicated; the stopping function of son effectively realizes the pre-installation function, makes the connector realize shifting, the transportation for the technology of wire equipment can be realized, the utility model discloses still have simple structure, processing convenience and the easy characteristics of assembly, the practicality is strong.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is an exploded view of the present invention;

FIG. 3 is a sectional view of the structure of the main body, the inner member and the electric conductor in the assembled state;

FIG. 4 is a sectional view of the structure of the main body, the inner member and the electrical conductor in the pre-assembled state of the present invention;

FIG. 5 is a sectional view of the fitting structure of the cutter and the inner core;

FIG. 6 is a perspective view of the structure of the main body, the inner member and the electric conductor in the assembled state of the present invention;

FIG. 7 is a perspective view of the structure of the invention with the body, the inner member and the electrical conductor engaged in a pre-assembled state;

FIG. 8 is a schematic structural view of the cutting tool of the present invention;

fig. 9 is a schematic structural view of the main body of the present invention;

fig. 10 is a schematic view showing the relationship between the knife edge and the electric conductor.

Detailed Description

As shown in fig. 1-10, a flag-type waterproof plug for puncturing, includes a main body 100, two ends of the main body 100 are provided with openings for the electrical conductor 200 and the inner member 300 to respectively extend into, the inner member 300 is provided with a cutter 310, the cutter 310 is provided with a blade 311 for puncturing the electrical conductor 200, when the inner member 300 is squeezed to force the blade 311 to puncture the electrical conductor 200, the electrical conductor 200 and the cutter 310 are electrically connected in the main body 100, the electrical conductor 200 and the terminal 510 are electrically connected through the cutter 310, the blade 311 is provided by the cutter 310, one end of the inner member 300 is provided with an installation slot for the electrical conductor 200 to pass through, the blade 311 is arranged in the installation slot, the cutter 310 is limited in the inner member 300 by a projection 330 in the inner member 300, one end of the cutter 310 can be designed into a spring structure to facilitate the direct insertion of the terminal 510, when the electrical conductor 200 is inserted from the first opening 140, that means that the electrical conductor 200, when the inner member 300 is pushed to move toward the conductive body 200, the knife edge 311 in the corresponding mounting groove directly pierces the conductive body 200, so that the knife 310 is electrically connected to the conductive body 200.

The inner member 300 is provided with an elastic arm 320, the elastic arm 320 is provided with a first stopping portion 321 for preventing the cutter 310 from being separated from the electric conductor 200, the main body 100 is internally provided with a first limiting groove 110 matched with the first stopping portion 321, the inner member 300 is fixed in the main body 100 in a limiting manner through the matching of the first stopping portion 321 and the first limiting groove 110, the elastic arm 320 has certain elastic restoring force, the matching relation between the inner member 300 and the main body 100 is divided into an assembling state and a pre-assembling state, in the assembling state, the inner member 300 is pushed to the bottom, the limiting and fixing are realized through the matching of the first stopping portion 321 and the first limiting groove 110, and at the moment, the cutter 310 pierces the electric conductor 200 through the knife edge 311 to realize the electric connection.

The elastic arm 320 is provided with a second stopping portion 322 for preventing the inner piece 300 from separating from the main body 100, a second limiting groove 120 matched with the second stopping portion 322 is arranged in the main body 100, and the inner piece 300 is limited in the main body 100 through the matching of the second stopping portion 322 and the second limiting groove 120.

The main body 100 is internally provided with a blocking part 130 which prevents the knife edge 311 from piercing the electric conductor 200 and is matched with the first stopping part 321, the inner part 300 is limited and fixed in the main body 100 through the mutual matching of the first stopping part 321, the blocking part 130, the second stopping part 322 and the second limiting groove 120, when the plug leaves a factory, the inner part 300 can be placed in the main body 100 in advance, and the inner part 300 is primarily fixed in the main body 100 through the mutual matching of the first stopping part 321, the blocking part 130, the second stopping part 322 and the second limiting groove 120, so that the inner part is in a pre-assembly state, and the pre-assembly state is used for transportation and the like.

The first stopping portion 321 is provided with a guide surface 323 which facilitates the first stopping portion 321 to separate from the blocking portion 130 and move towards the direction of the electric conductor 200, in a preassembly state, the blocking portion 130 clamps the inner member 300 through the first stopping portion 321, so that the inner member 300 is limited and fixed at the main body 100, the knife edge 311 is far away from the electric conductor 200, and when pressure is applied to the inner member 300 to enable the inner member 300 to overcome the resistance of the blocking portion 130, the guide surface 323 has a good matching effect.

The opening comprises a first opening 140 for the electric conductor 200 to extend into the main body 100, a first sealing ring 141 is arranged at the first opening 140, and the first sealing ring 141 is mainly used for waterproof treatment at the electric conductor 200.

The first opening 140 is provided with a cover 400 for preventing the first sealing ring 141 from separating from the main body 100, the cover 400 is fixedly assembled with the main body 100, the cover 400 is mainly used for preventing the sealing element in the plug from separating in the transportation process, and also plays a role in righting and guiding the conductor 200 when the conductor 200 is inserted into the main body 100, and the cover 400 and the main body 100 can be fixedly assembled in a clamping manner.

The opening includes a second opening 150 for the inner member 300 to extend into the main body 100, and further includes a connecting seat 500 adapted to the main body 100, a terminal 510 adapted to the cutter 310 is disposed on the connecting seat 500, the connecting seat 500 is fixedly assembled with the main body 100 at the second opening 150 to realize the electrical connection between the terminal 510 and the conductor 200, the connecting seat 500 is a plug of a component, the connecting seat 500 in the drawing is only a partial view of the component, and the terminal 510 on the connecting seat 500 is inserted into the main body 100 along with the connecting seat 500 to realize the electrical connection between the terminal 510, the cutter 310 and the conductor 200.

A second sealing ring 520 is disposed on the connecting seat 500, and the second sealing ring 520 is mainly used for waterproof treatment of the second opening 150.

The cross-section of the main body 100 is a 7-shaped structure, a right-angle elbow plug is preferably designed in the application, the main body 100 can also be designed into a B-shaped structure, the inner part 300 is designed into a 7-shaped structure, and the straight-through type joint can also be formed.

A preassembly state: the cooperation of the first stopping portion 321, the stopping portion 130, the second stopping portion 322 and the second limiting groove 120 enables the inner member 300 to be initially fixed in the main body 100 for transporting or waiting for the knife edge 311 to pierce the electric conductor 200, at this time, a tool such as a screwdriver is used to extend into the second stopping portion 322 on the pressing elastic arm 320 from the first opening 140, so that the second stopping portion 322 is separated from the second limiting groove 120, and the inner member 300 can be removed through the second opening 150.

Assembling state: in a preassembling state, the conductor 200 is inserted from the first opening 140, the first seal ring 141 and the sealing cover 400 are assembled to fix the conductor 200 in the main body 100, at this time, a tool such as a screwdriver is used to extend into the second opening 150, pressure is applied to push the inner part 300 into the main body 100, the inner part 300 overcomes the resistance of the blocking part 130, the elastic arm 320 deforms, the first stopping part 321 is separated from the ion blocking part 130 and clamped in the first limit groove 110, in the process, the cutter 310 punctures the conductor 200 by using the knife edge 311 to realize electrical connection, the conductor 200 is used in a waiting state for being inserted into the connecting seat 500 in an assembling state, and the first stopping part 321 plays a limiting role in the preassembling state and the assembling state.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, and the above embodiments and descriptions are only illustrative of the principles of the present invention, and that simple modifications and substitutions by those skilled in the art are within the scope of the present invention without departing from the spirit and scope of the present invention.

Claims (10)

1. The flag type puncture waterproof plug is characterized by comprising a main body (100), wherein openings for an electric conductor (200) and an inner member (300) to respectively extend into are formed in two ends of the main body (100), a cutter (310) is arranged on the inner member (300), the cutter (310) is provided with a knife edge (311) for puncturing the electric conductor (200), and when the inner member (300) is squeezed to force the knife edge (311) to puncture the electric conductor (200), the electric connection of the electric conductor (200) and the cutter (310) in the main body (100) is realized.

2. The flag-type waterproof piercing plug as claimed in claim 1, wherein the inner plug (300) is provided with a spring arm (320), the spring arm (320) is provided with a first stopping portion (321) for preventing the cutter (310) from separating from the conductor (200), the main body (100) is provided with a first limiting groove (110) adapted to the first stopping portion (321), and the inner plug (300) is fixed in the main body (100) in a limiting manner through the matching of the first stopping portion (321) and the first limiting groove (110).

3. The flag-type waterproof piercing plug as claimed in claim 2, wherein the elastic arm (320) is provided with a second retaining portion (322) for preventing the inner plug (300) from being separated from the main body (100), the main body (100) is provided with a second retaining groove (120) adapted to the second retaining portion (322), and the inner plug (300) is retained in the main body (100) by the cooperation of the second retaining portion (322) and the second retaining groove (120).

4. The flag-type waterproof piercing plug as claimed in claim 3, wherein a blocking portion (130) which prevents the knife edge (311) from piercing the conductor (200) and is matched with the first stopping portion (321) is arranged in the main body (100), and the inner member (300) is fixed in the main body (100) in a limiting manner through the mutual matching of the first stopping portion (321), the blocking portion (130), the second stopping portion (322) and the second limiting groove (120).

5. The flag-type waterproof plug for puncturing according to claim 4, wherein the first stopping portion (321) is provided with a guide surface (323) for facilitating the first stopping portion (321) to separate from the stopper portion (130) and move toward the conductor (200).

6. A flag-type stab-resistant and watertight plug according to claim 1, wherein the opening comprises a first opening (140) for the electrical conductor (200) to extend into the body (100), the first opening (140) being provided with a first sealing ring (141).

7. A flag-type stab-resistant and waterproof plug according to claim 6, wherein a cover (400) for preventing the first sealing ring (141) from being separated from the body (100) is provided at the first opening (140), and the cover (400) is fixedly assembled with the body (100).

8. The flag-type waterproof piercing plug of claim 1, wherein the opening comprises a second opening (150) for the inner plug (300) to extend into the main body (100), and further comprising a connecting seat (500) adapted to the main body (100), the connecting seat (500) is provided with a terminal (510) adapted to the cutter (310), and the connecting seat (500) is fixedly assembled with the main body (100) at the second opening (150) to realize the electrical connection between the terminal (510) and the conductor (200).

9. A flag-type pierce waterproof plug according to claim 8, wherein the connecting seat (500) is provided with a second sealing ring (520).

10. The flag-type stab waterproof plug according to any one of claims 1 to 9, wherein the cross section of the main body (100) is a 7-shaped structure.

Images