TWM611359U - Quick coupling type outdoor waterproof connector - Google Patents

Abstract

The present invention relates to a quick plug type outdoor waterproof connector, which comprises a plug female head and a plug male head which are plugged into each other. The plug female head is provided with plug holes and includes a tapered hole section and a straight hole section which are connected to each other. The two ends of the straight hole section are respectively connected to the small diameter end of the tapered hole section and the end of the plug-in female end. The diameter of the straight hole section is larger than the diameter of the large-diameter end; the plug-in male head includes successively connected tapered head sections and spacers. Section and connecting section, the small diameter end of the tapered head section is connected with the spacer section, the diameter of the spacer section is larger than the diameter of the large diameter end and the diameter of the connecting section; the diameter of the large diameter end of the tapered head section can be adjusted elastically, and the female and When the male plug is inserted, the tapered head section is interference-fitted in the tapered hole section. Thereby, the structure is simple, the fixing effect is reliable, and the plugging and unplugging are convenient to ensure the stability of the electrical connection.

Description

Quick-plug outdoor waterproof connector

The new type relates to the technical field of electrical connectors, in particular to a quick-plug type outdoor waterproof connector.

The wiring terminals and cables of traditional outdoor waterproof connectors are mostly locked by screws. The specific fixing method is as follows: the plug socket is fixed on the insulating shell, after the cable is stripped, the internal wires are inserted into the socket socket In the blind hole of the tail end, a threaded hole is opened on the side wall corresponding to the blind hole of the plug socket, and a screw is installed in the threaded hole to realize the connection of the cable and the connector, and further realize the transmission of power and signal .

The above-mentioned connection scheme can basically guarantee the fixing effect under the working condition of large connectors and thick cables. However, with the trend of miniaturization of connectors, the size of the insulating shell and the socket head continues to decrease, resulting in fewer threads in the threaded holes of the socket head. When working outdoors, the screws are easy to slip off, and due to The blind hole on the plug connector is a straight hole, which is easy to cause the cable to fall off.

The purpose of the present invention is to provide a quick-plug type outdoor waterproof connector to solve the technical problems of the connector in the prior art that the connection effect is not reliable and the cable is easy to fall off.

In order to achieve the above-mentioned purpose, the present model adopts the following technical means:

A quick-plug type outdoor waterproof connector, comprising: a female plug and a male plug that are plugged into each other, the plug female is provided with a plug hole, and the plug hole includes a tapered hole section that communicates with each other And a straight hole section, the first end of the straight hole section is connected to the small diameter end of the tapered hole section, the diameter of the straight hole section is larger than the diameter of the large diameter end of the tapered hole section, and the The second end of the straight hole section penetrates the end of the female plug;

The plug-in male head includes a tapered head section, a spacer section, and a connecting section that are sequentially connected. The small diameter end of the tapered head section is connected to the spacer section, and the diameter of the spacer section is larger than that of the tapered head. The diameter of the large-diameter end of the segment and the diameter of the connecting segment;

The diameter of the large-diameter end of the tapered head section can be adjusted elastically, and when the plug-in female head and the plug-in male head are inserted into each other, the tapered head section is interference-fitted in the tapered hole section Inside, the spacer section abuts against the bottom wall of the straight hole section, and the connecting section is partially located in the straight hole section.

Optionally, the taper of the tapered hole section is between 3° and 6°.

Optionally, the taper of the tapered hole section is 5°.

Optionally, the tapered head section includes a plurality of tapered halves separated by grooves, and the plurality of tapered halves can be forced to approach or separate from each other.

Optionally, when a plurality of the tapered halves are separated from each other, the taper of the tapered head section is the same as the taper of the tapered hole section, and when the plurality of tapered halves are close to each other, the taper The diameter of the large-diameter end of the shaped head section is not greater than the diameter of the small-diameter end.

Optionally, a wire jack is provided on a side of the connecting section away from the spacer section, and the wire jack is used for inserting a wire.

Optionally, both the plug-in male head and the plug-in female head are made of copper or aluminum materials.

Optionally, it further includes an insulating housing, the insulating housing includes a first housing and a second housing that are threadedly connected, the plug-in female head is installed in the first housing, and the plug-in male head Installed in the second housing.

Optionally, the insulating housing is made of plastic or plastic material.

The beneficial effects of the new model are:

The quick-plug type outdoor waterproof connector provided by the present invention can adapt to the trend of miniaturization of connectors and cables. It uses the tapered hole section and the tapered head section of interference fit to realize the relative connection between the plug-in female and the plug-in male. It is fixed, does not require external fastening elements, has a simple structure and reliable fixing effect, and the quick-plug outdoor waterproof connector is convenient to plug and unplug, and can ensure the stability of the electrical connection.

In order to make the technical problems solved by the present invention, the technical solutions adopted and the technical effects achieved more clear, the technical solutions of the embodiments of the present invention will be described in further detail below in conjunction with the accompanying drawings. Obviously, the described embodiments are only the present invention. Some embodiments, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without creative work shall fall within the protection scope of the present invention.

In the description of the present invention, unless otherwise clearly specified and limited, the terms "connected", "connected", and "fixed" should be interpreted broadly, for example, it can be a fixed connection, a detachable connection, or a whole ; It can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and it can be the internal communication between two components or the interaction relationship between two components. For those of ordinary skill in the art, the specific meaning of the above-mentioned terms in the present invention can be understood according to specific circumstances.

In the present invention, unless otherwise clearly defined and defined, the first feature “on” or “under” the second feature may include direct contact between the first and second features, or may include the first and second features Not in direct contact but through other features between them. Moreover, "above", "above" and "above" the second feature of the first feature include the first feature being directly above and obliquely above the second feature, or merely indicating that the level of the first feature is higher than the second feature. The "below", "below" and "below" the first feature of the second feature include the first feature directly below and obliquely below the second feature, or it simply means that the level of the first feature is smaller than the second feature.

In the description of this embodiment, the terms "upper", "lower", "right", and other orientations or positional relationships are based on the orientations or positional relationships shown in the drawings, and are only for the convenience of description and simplifying operations, rather than indicating It may also imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation of the present invention. In addition, the terms "first" and "second" are only used to distinguish them in description, and have no special meaning.

As shown in Figures 1 to 5, the embodiment of the present invention provides a quick-plug outdoor waterproof connector for connecting two sections of cables 4 outdoors to transmit power or signals. The quick plug type outdoor waterproof connector includes a plug female 1 and a plug male 2 that can be plugged into each other. The plug female 1 is provided with a plug hole 11, and the plug hole 11 includes a tapered hole communicating with each other. The first end of the straight hole section 112 is connected to the small diameter end of the tapered hole section 111. The diameter of the straight hole section 112 is greater than the diameter of the large diameter end of the tapered hole section 111, and the straight hole section The second end of 112 penetrates through the end of the female connector 1. The male plug 2 includes a tapered head section 21, a spacer section 22, and a connecting section 23 that are connected in sequence. The small diameter end of the tapered head section 21 is connected to the spacer section 22. The diameter of the spacer section 22 is larger than that of the tapered head section 21. The diameter of the large-diameter end and the diameter of the connecting section 23. The diameter of the large diameter end of the tapered head section 21 can be adjusted elastically. When the female plug 1 and the male plug 2 are inserted into each other, the tapered head section 21 is interference-fitted in the tapered hole section 111, and the spacer section 22 Abutting against the bottom wall of the straight hole section 112, the connecting section 23 is partially located in the straight hole section 112.

As shown in Fig. 1, the quick-plug outdoor waterproof connector further includes an insulating housing 3, which includes a first housing 31 and a second housing 32 connected by threads, and the female connector 1 is installed on the first housing 31 and the second housing 32. In a housing 31, the male plug 2 is installed in the second housing 32. Further, a first cable guide groove is provided in the first housing 31, and one end of the cable 4 to be connected is inserted into the first cable guide groove and fixed to the plug female connector 1. A second cable guide groove is provided in the second housing 32, and the other end of the cable 4 to be connected passes through the second cable guide groove and is fixed to the male plug 2 In this embodiment, the insulating housing 3 is made of insulating materials such as plastic or plastic to ensure safety.

The specific structure of the plug-in female connector 1 is shown in Fig. 2 and Fig. 3. The plug hole 11 in the plug connector is a stepped hole, and the stepped hole includes a straight hole section 112 with a large diameter and a tapered hole section 111 with a small diameter. The small diameter end of the tapered hole section 111 is in communication with the straight hole section 112, and the diameter of the tapered hole section 111 gradually increases in a direction away from the straight hole section 112. In this embodiment, the taper of the tapered hole section 111 is set between 3° and 6°. Preferably, the taper of the tapered hole section 111 is set to 5° to facilitate the insertion and removal of the tapered head section 21 while ensuring The tightness of the connection.

The specific structure of the plug-in male connector 2 is shown in Figs. 2 and 4. The male plug 2 includes a tapered head section 21, a spacer section 22, and a connecting section 23 that are connected in sequence. The tapered head section 21 can be inserted into the tapered hole section 111 and realizes the connection between the plug-in male plug 2 and the plug-in female plug 1 through interference fit with the tapered hole section 111. The diameter of the large diameter end of the tapered head section 21 is larger than the diameter of the small diameter end of the tapered hole section 111, and the diameter of the small diameter end of the tapered head section 21 is smaller than the diameter of the small diameter end of the tapered hole section 111.

In order to enable the large diameter end of the tapered head section 21 to be inserted into the tapered hole section 111, the diameter of the large diameter end of the tapered head section 21 is elastically adjustable. Specifically, the large-diameter end of the tapered head section 21 includes a plurality of tapered halves 211 separated by grooves 212, and the plurality of tapered halves 211 can be close to or separated from each other when subjected to force. When the 211 are close to each other, the diameter of the large-diameter section of the tapered head section 21 is not greater than the diameter of the small-diameter end thereof, thereby facilitating insertion into the tapered hole section 111. After the tapered head section 21 is inserted into the tapered hole section 111, the plurality of tapered half-heads 211 are restored to a separated state under the action of their own elastic force and realize an interference fit with the tapered hole section 111. Further, in order to ensure the effect of interference fit, when the plurality of tapered halves 211 are separated from each other, the taper of the tapered head section 21 and the taper of the tapered hole section 111 are the same.

In this embodiment, the connecting section 23 of the male plug 2 is provided with a wire insertion hole 231, and the opening of the wire insertion hole 231 faces away from the spacer 22. The wire jack 231 is used to insert the cable 4 to be connected at one end. The cable 4 includes a wire 41 and an insulating layer 42 covering the outside of the wire 41. When plugging, a section of the insulating layer 42 needs to be stripped to expose the wire 41 and insert the exposed wire 41 into the wire socket 231. The connecting section 23 is pressed, and the wire 41 is clamped by the plastic deformation of the connecting section 23.

In this embodiment, the female plug 1 and the male plug 2 are both made of copper or aluminum materials with excellent electrical conductivity and good plasticity.

Note that the above are only the preferred embodiments of the present invention and the applied technical principles. Those skilled in the art will understand that the present invention is not limited to the specific embodiments described herein, and various obvious changes, readjustments and substitutions can be made to those skilled in the art without departing from the protection scope of the present invention. Therefore, although the present invention has been described in more detail through the above embodiments, the present invention is not limited to the above embodiments, and can also include more other equivalent embodiments without departing from the concept of the present invention. The scope of is determined by the scope of the appended claims.

1: Plug female

11: Socket hole

111: Conical hole section

112: Straight hole section

2: Plug male

21: Cone head section

211: tapered half head

212: Groove

22: Interval section

23: connection segment

231: Wire jack

3: Insulating shell

31: The first shell

32: second shell

4: cable

41: Wire

42: Insulation layer

FIG. 1 is a schematic diagram of the split structure of the quick-plug outdoor waterproof connector provided by the embodiment of the present invention.

Fig. 2 is a schematic diagram of the structure of the female plug and the male plug provided by the embodiment of the present invention.

Fig. 3 is a cross-sectional view of the plug female connector provided by the embodiment of the present invention.

Fig. 4 is a cross-sectional view of the plug-in male head of the embodiment of the present invention.

Fig. 5 is a connection principle diagram of the quick-plug outdoor waterproof connector provided by the embodiment of the present invention.

1: Plug female

11: Socket hole

2: Plug male

21: Cone head section

211: tapered half head

212: Groove

22: Interval section

23: connection segment

231: Wire jack

4: cable

41: Wire

42: Insulation layer

Claims (9)

A quick-plug type outdoor waterproof connector, comprising: a female plug and a male plug that are plugged into each other, the plug female is provided with a plug hole, and the plug hole includes a tapered hole section that communicates with each other And a straight hole section, the first end of the straight hole section is connected to the small diameter end of the tapered hole section, the diameter of the straight hole section is larger than the diameter of the large diameter end of the tapered hole section, and the The second end of the straight hole section penetrates the end of the plug-in female head. The plug-in male head includes a tapered head section, a spacer section, and a connecting section that are sequentially connected. The small diameter end of the tapered head section is connected to the The spacer section is connected, the diameter of the spacer section is larger than the diameter of the large-diameter end of the tapered head section and the diameter of the connecting section, the diameter of the large-diameter end of the tapered head section can be adjusted elastically, and the plug connection When the female head and the plug-in male head are inserted into each other, the tapered head section is interference-fitted in the tapered hole section, and the spacer section abuts against the bottom wall of the straight hole section, so The connecting section is partially located in the straight hole section. The quick-plug outdoor waterproof connector according to claim 1, wherein the taper of the tapered hole section is between 3° and 6°. The quick-plug outdoor waterproof connector according to claim 2, wherein the taper of the tapered hole section is 5°. The quick-plug outdoor waterproof connector according to claim 1, wherein the tapered head section includes a plurality of tapered halves separated by grooves, and the plurality of tapered halves can be forced to approach or separate from each other . The quick-plug outdoor waterproof connector according to claim 4, wherein when a plurality of the tapered halves are separated from each other, the taper of the tapered head section is the same as the taper of the tapered hole section, and a plurality of When the tapered halves are close to each other, the diameter of the large diameter end of the tapered head section is not greater than the diameter of the small diameter end. The quick-plug type outdoor waterproof connector according to claim 1, wherein a guide socket is provided on a side of the connecting section away from the spacer section, and the guide socket is used for inserting a wire. The quick-plug outdoor waterproof connector according to claim 1, wherein the male plug and the female plug are both made of copper or aluminum. The quick-plug type outdoor waterproof connector according to claim 1, which further includes an insulating housing, the insulating housing includes a first housing and a second housing that are threadedly connected, and the plug socket is installed in the In the first housing, the plug male is installed in the second housing. The quick-plug outdoor waterproof connector according to claim 8, wherein the insulating shell is made of plastic or plastic material.

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