JPH09148005A - Connecting method for connector - Google Patents

Abstract

PROBLEM TO BE SOLVED: To prevent the disconnection of a male side connector to improve rainproof effect, by inserting the main side connector, covered by a rainproof cover, into a female side connector assembled into the through part of a casing. SOLUTION: The outer conductor 6 of a male side connector 2 is covered by a rainproof cover 3 wherein a tip part is bent to an inner side to provide a locking part 4, having an opening larger than the diameter of the connector 2, on the center part. A fixture 7; provided with an insertion port larger than the diameter of the connector 2 on the middle, and a protruded part 8 for protruding a peripheral part to an outer side to lock the locking part 4 of the rainproof cover 3; is fitted to a casing 24 so that a female side connector can be located in the inner side of the insertion port of the fixture 7. The connector 2 is inserted into the insertion port 25 provided on the fixture 7 to electrically contact a contact piece 19, provided on an earth metal fitting 12, and the outer conductor 6. After the connector 2 is inserted, the rainproof cover 3, fitted to a cable 1, is slipped to be inserted into the gap, between the protruded part 8 in the outer side of the fixture 7 and the end surface of a recessed part 10, to lock the locking part 4 of the rainproof cover 3 to the protruded part 8.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a connector connecting method, and more particularly to a connecting method for connecting a coaxial cable to an outdoor equipment.

[0002]

2. Description of the Related Art A conventional connector connection method is shown in FIG.
As shown in FIG. 5, a screw for attaching a connector is preliminarily cut on the end surface of the through hole 58 of the housing 55, and the female connector 56 is inserted into the through hole 58 while being rotated, so that the female connector 5 is attached to the housing 55.
6 is attached, and the screw cut on the inner side of the outer conductor of the male connector 60 is fitted into the screw 57 provided on the portion of the female connector 56 exposed to the outside of the housing 55. , The male connector 60 is attached to the female connector 56 by rotating the outer conductor, and the tip of the rain cover 61 provided on the male connector 60 is abutted against the surface of the housing 55 to prevent the connector connection portion. The rain cover 61 was used to protect from rainwater.

However, since the female connector 56 and the male connector 60 are connected by using a screw,
There is a problem that connection takes time, and the housing 5
Since the mounting screw is cut on 5 and the pre-assembled female connector 56 is attached, it takes a lot of time to assemble the female connector portion, and the rain cover 61 abuts against the surface of the housing 55. Since it is in such a state that rainwater may enter the inside from the abutting surface, there is a problem that the rainproof effect is poor.

[0004]

SUMMARY OF THE INVENTION The present invention has been made in view of the above problems, and an electrical connection can be made by inserting a connector, thereby saving the labor of connection and assembling. It is an object of the present invention to provide a connector connecting method which is easy to operate and has a good rainproof effect.

[0005]

According to a first aspect of the present invention, there is provided a connector connecting method, wherein a first connector provided on a housing and a second connector provided on a tip of a cable are fitted to each other to form an electrical connection. In the connector connecting portion for connecting the second
Of the connector is covered with an outer surface portion, the tip portion is bent inward, and a rainproof cover having a locking portion having an opening larger than the diameter of the second connector in the central portion, and the second connector in the center are provided. An insertion opening having a diameter larger than the diameter is provided, and a protrusion for protruding the peripheral portion to the outside to lock the locking portion of the rain cover is provided, and the first connector is arranged inside the insertion opening. A cylindrical fixture attached to the body is provided.

The method of connecting the connector of the second invention of the present application is as follows:
The first connector has a cylindrical insulator having therein a contact terminal for maintaining a contact state with a core wire of the inserted second connector, and a closed surface provided with a through hole for passing the insulator at one end. A cylindrical ground metal fitting is provided, in which the tip portion is bent inward to provide a contact piece, and the size of the opening formed by the contact piece is slightly smaller than the diameter of the second connector. In the connector connecting method of the third invention of the present application, the cylindrical fixture is
The inside of the insertion opening is projected to form an opening smaller than the diameter of the tubular grounding metal fitting.

The connector connecting method of the fourth invention of the present application is
The first connector accommodates a contact terminal that maintains a contact state with the core wire of the inserted connector inside, and a cylindrical insulator having a protrusion on its side surface, and a protrusion of the inserted insulator. It has a closed surface provided with a through hole of a size that can be stopped at one end, the tip is bent outward to provide a contact piece, and the outer diameter formed by the contact piece is the second
And a cylindrical ground metal fitting that is slightly larger than the inner diameter of the outer conductor of the connector. The connector connecting method of the fifth invention of the present application is characterized in that the tubular grounding metal member is made of an elastic member, and the side surface is made of a side plate divided into a plurality of parts.

[0008]

In the first invention of the present application, a shape in which the outer surface portion of the second connector is covered, the tip portion is bent inward, and the engaging portion having the opening larger than the diameter of the second connector is provided in the center portion. Cylindrical shape with a rainproof cover formed in the center, an insertion opening larger than the diameter of the second connector in the center, and a protrusion that locks the locking part of the rainproof cover by protruding the peripheral part to the outside. The fixture is formed so that the first connector fixed to the housing is located inside the insertion port of the fixture, and the fixture is attached to the housing. Therefore, the first and second connectors are provided. After connecting the parts to each other, by locking the locking part of the rainproof cover to the protrusion of the fixture, it is possible to cover the connector connecting part so that it is not exposed, and it is possible to prevent rainwater from entering.

According to a second invention of the present application, in the first invention of the present application, the first connector attached to the housing is housed inside the contact terminal for maintaining a contact state with the core wire of the inserted second connector. It has a tubular insulator and a closed surface provided with a through hole for passing the insulator at one end, and a tip is bent inward to provide a contact piece, and the size of the opening formed by the contact piece is set to that of the second connector. It is composed of a cylindrical ground metal fitting that is slightly smaller than the diameter, and is inserted into the through part of the housing through the insulator through the through hole of the ground metal fitting so that the ground metal fitting is located inside the cylindrical shape of the holder. Is fixed to the housing.

Therefore, when the second connector is inserted into the first connector, the core wire of the second connector comes into contact with the contact terminals, and the outside of the outer conductor of the second connector and the contact piece of the grounding metal fitting come into contact with each other. Since they are in contact with each other, they can be electrically connected, and the second connector is prevented from coming off by the rain cover that is locked to the protrusion of the fixture, and the connector using conventional screws is used. The connection work of the connector can be performed faster than the connection method of (1) and the labor of connection can be saved. In addition, since the first connector on the housing side is incorporated into the penetrating portion of the housing, it is easy to assemble, and it is possible to save the labor of previously assembling the connector and attaching the connector as in the conventional case. it can.

In the third invention of the present application, as the cylindrical fixture in the first invention of the present application, one having an opening smaller than the diameter of a cylindrical ground metal fitting is used by projecting the inner side of the insertion opening. Therefore, it is possible to fix the ground metal fitting so as not to come off.

According to a fourth invention of the present application, in the first invention of the present application, the first connector attached to the housing is
A cylindrical insulator that houses a contact terminal that maintains a contact state with the core wire of the inserted second connector and that has a protrusion on its side surface, and a size that can lock the protrusion of the inserted insulator. A tubular type having a closed surface provided with a through hole at one end, a tip is bent outward to provide a contact piece, and the outer diameter of the contact piece is slightly larger than the inner diameter of the outer conductor of the second connector. , And insert the insulator through the through hole of the grounding metal fitting into the penetrating part of the housing, and fix the holding material to the housing so that the grounding metal fitting is located inside the cylindrical shape of the holding material. ing.

Therefore, when the second connector is inserted into the first connector, the core wire of the second connector comes into contact with the contact terminals, and the inside of the outer conductor of the second connector and the contact piece of the grounding metal fitting are brought into contact with each other. Since they are in contact with each other, they can be electrically connected, and the second connector is prevented from coming off by the rain cover that is locked to the protrusion of the fixture, and the connector using conventional screws is used. The connection work of the connector can be performed faster than the connection method of (1) and the labor of connection can be saved.

According to a fifth invention of the present application, in the second and fourth inventions of the present application, the cylindrical ground metal fitting is made of an elastic member, and the side surface is composed of a plurality of side plates. Therefore, the tip can be bent inward or outward to provide the contact piece, and the contact piece can be brought into contact with the outer side or the inner side of the outer conductor of the inserted second connector, thereby electrically connecting. can do.

[0015]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENT FIG. 1 shows a first method of connecting a connector according to the present invention.
2 is an explanatory view showing an embodiment of FIG. 2, and FIG. 2 is an exploded view of the connector on the housing side of FIG. 1. Examples will be described below with reference to FIGS. 1 and 2. A coaxial cable or the like is used as the cable 1, the male connector 2 is attached to the tip of the cable 1, the attachment portion to the cable 1 is narrowed down, and the male connector 2 is provided with a rain cover 3 formed with the tip open. The outer conductor 6 is covered, the tip of the rain cover 3 is bent inward to provide the locking portion 4, and the outer conductor 6 is provided at the center of the locking portion 4.
It has a shape with an opening large enough to expose. A recess 10 is provided on the surface of the housing 24, the recess 10 having a size such that it can be mounted around the fixture 7 with a gap therebetween.
An opening 11 having a size into which the grounding metal fitting 12 can be inserted is provided at the center of 0, and a through hole 18 having a size through which the insulator 13 can pass is provided at the center of the closed surface 23 of the opening 11.

The insulator 13 is made of an insulating material,
Each of them is formed in a semi-cylindrical shape, and the contact terminals 14 that maintain a contact state with the core wire 5 of the connector 2 are housed inside
The semi-cylindrical shapes are fitted together and assembled into a cylindrical shape. The insulator 13 has an opening 21 at one end into which the core wire 5 of the connector 2 is inserted, and the connecting portion of the contact terminal 14 is pulled out from the opposite side. The earth metal fitting 12 is made of an elastic material such as phosphor bronze, and is formed in a tubular shape having an opening at one end and a closing surface 15 at the other end. The side plate is divided into individual pieces, and the tip of the side plate is bent inward to form the contact piece 19, and the size of the opening formed by the contact piece 19 is determined by the diameter of the outer conductor 6 of the male connector 2. It is slightly smaller.

A protrusion 16 is provided on the side surface of the insulator 13.
And the protrusion 17 are provided separately, and the grounding metal 12
The insulator 13 is press-fitted into the through-hole 20 of, the protrusion 16 is inserted into the left side of the through-hole 20, and the opposite side of the insulator 13 is press-fitted into the through-hole 18 provided in the opening 11 of the housing 24. The protrusion 17 is projected to the right of the through hole 18, and the grounding metal fitting 12 is inserted into the opening 11.
The fixture 7 is formed in a cylindrical shape, one end thereof is projected inward and outward so that the cross section is substantially T-shaped, and the surface of the fixture 7 opposite to the protruding portion is provided in the housing 24. It is fixed in the recess 10.

The fixture 7 may be fixed by welding, screwing, or the like, but as shown in FIG. 2, for example, a fixing portion 26 is provided on the surface of the fixture 7 on the side of the housing 24, and the opening 11 of the housing 24 is provided. A fitting portion 27 having the same diameter as the fixing portion 26 is provided on the outer surface side, and the fixing portion 26 and the fitting portion 27 are pre-threaded,
You may make it fit in the fitting part 27, rotating the fixed part 26. An insertion opening 25 is formed at the center of the protruding piece 9 that is provided so as to protrude inside the fixture 7.
Is smaller than the diameter of the cylindrical grounding metal fitting 12, and the grounding metal fitting 12 is fixed so as not to come off.

When the male connector 2 is inserted through the insertion opening 25 provided in the fixture 7, the contact piece 19 provided on the grounding metal 12 comes into contact with the outside of the outer conductor 6 of the male connector 2 and is electrically connected. The core wire 5 of the male connector 2 is connected to the contact terminal 14 housed in the insulator 13.
Unlike the connection method using a screw, it is possible to save the trouble of connecting the connector because the contact is made to the terminal and the terminal is electrically connected. After the male connector 2 is inserted, the rainproof cover 3 attached to the cable 1 is displaced and inserted into the gap between the end face of the concave portion 10 and the protruding portion 8 provided so as to project outside the fixture 7, to prevent rain. By locking the locking portion 4 of the cover 3 to the protrusion 8, a good rainproof effect is exhibited and the male connector 2 is prevented from coming off.

FIG. 3 is an explanatory view showing another embodiment of the rain cover of FIG. The difference from the rain cover 3 of FIG.
The point is that the locking portion 4 provided in the opening of the rain cover 3 is partially arranged. FIG. 3 (A) is a front view seen from the opening of the male connector 2, and as shown in the figure, the rain cover 33 bends inward at two opposing circumferential portions of the opening to engage the locking portion. 34 is provided, and the locking portion 34 is locked to the protruding portion 8 of the fixture 7 shown in FIG. 1 to prevent the male connector 2 from coming off and to exhibit a good rainproof effect. I have to. According to the present embodiment, since the locking portion 34 is partially provided, it is easy to lock the projection portion 8 or to remove the locking portion 34 from the projection portion 8, and to attach and detach the rain cover 33. Can be done easily.

FIG. 3B is a partially enlarged view of the rainproof cover 33. As shown in FIG. 3, a thin connecting portion 37 is provided on one of the opposing portions of the circumference of the rainproof cover 33, and the other is provided on the other. An engagement portion 36 is provided so that the engagement portion 36 can be opened and closed. In the engagement portion 36, one is a projection portion and the other is a depression portion.
The rainproof cover 33 can be attached and detached so that the rainproof cover 33 can be removed by opening the engaging portion 36 when the projection is pulled out from the recess.

FIG. 4 is an explanatory view showing a second embodiment of the connector connecting method of the present invention. In the figure, the same parts as those shown in FIG. 1 are designated by the same reference numerals and the description thereof is omitted.
The difference from the embodiment of FIG. 1 is that the size of the ground metal fitting 42 is reduced so that the ground connection is made inside the outer conductor 6 of the male connector 2. The earth metal fitting 42 is made of, for example, an elastic member such as phosphor bronze, and is formed in a cylindrical shape having an opening at one end and a closing surface 45 at the other end. The side plate is divided into two parts, and the tip of the side plate is bent outward to form the contact piece 49.

The closing surface 45 is the opening 1 provided in the housing 24.
Even if the grounding metal fitting 42, which is smaller than the closed surface 23 of No. 1 and has the contact piece 49, is inserted into the opening 11, a gap is formed between the contact piece 49 and the side wall of the opening 11, and the contact piece 49 is formed.
The outer diameter constituted by is slightly larger than the inner diameter of the outer conductor 6 of the male connector 2. In addition, the cylindrical fixture 47
The size of the insertion opening 43 is the same as that of the opening 11 and is fixed to the recess 10 of the housing 24.

The earth metal fitting 42 is fixed so as not to come off by the protrusion 16 provided on the side surface of the insulator 13. However, in order to increase the fixing strength of the earth metal fitting 42, the size of the protrusion 16 is increased. The protrusions 17 provided on the insulator 13 may be assembled so as to pass through the through holes provided on the closing surface 45 and the through holes 18 provided on the housing 24.

Other than that, the configuration is similar to that of the embodiment of FIG. 1, and the male connector 2 is provided with the insertion port 4 provided in the fixture 47.
When inserted from 3, the outer conductor 6 of the male connector 2 is inserted into the gap between the contact piece 49 and the side wall of the opening 11, and the contact piece 49 contacts the inside of the outer conductor 6 and is electrically connected. Then, the core wire 5 of the male-side connector 2 comes into contact with the contact terminals 14 housed in the insulator 13 to be electrically connected.

[0026]

As described above, according to the present invention,
Since the female connector is incorporated in the penetrating part of the housing, it is easy to assemble.When the male connector is inserted into the female connector, the phosphorus provided on the female connector with respect to the external conductor of the male connector is The grounding metal fitting made of an elastic material such as bronze comes into contact, and the core wire of the male side connector comes into contact with the contact terminal of the female side connector. Since the projection is provided around the insertion opening of the connector, the male connector can be prevented from coming off and a good rainproof effect can be exhibited. Therefore, it is possible to provide a connector connecting method that saves the trouble of connecting the connector and is easy to assemble.

[Brief description of the drawings]

FIG. 1 is an explanatory diagram showing a first embodiment of a connector connecting method of the present invention.

FIG. 2 is an exploded view of a connector on the housing side of FIG.

FIG. 3 is an explanatory view showing another embodiment of the rainproof cover of FIG.

FIG. 4 is an explanatory view showing a second embodiment of the connector connecting method of the present invention.

FIG. 5 is an explanatory diagram of a connection method using a conventional connector.

[Explanation of symbols]

 1 Cable 2 Connector 3 Rain Cover 4 Locking Part 5 Core Wire 6 Outer Conductor 7 Fixture 8 Projection 9 Projecting Piece 10 Recess 11 Opening 12 Grounding Metal 13 Insulator 14 Contact Terminal 15 Closing Surface 16 Projection 17 Projection 18 Through Hole 19 Contact piece 20 Through hole 21 Opening 23 Closing surface 24 Housing 25 Inserting port 26 Fixing part 27 Fitting part 33 Rainproof cover 34 Locking part 36 Engaging part 37 Connecting part 42 Ground metal fitting 43 Inserting port 45 Closing surface 47 Fixing Tool 49 contact piece

Claims (5)

[Claims] 1. A connector connecting portion for fitting and electrically connecting a first connector provided on a housing and a second connector provided at a tip of a cable, the outside of the second connector. A rain cover that covers the surface portion, bends the tip end inward, and has a locking portion having an opening larger than the diameter of the second connector in the center, and an insertion larger than the diameter of the second connector in the center. A mouth is provided, and a protrusion is provided to project the peripheral portion to the outside so as to lock the locking portion of the rain cover, and the first connector is arranged inside the insertion opening and is attached to the housing. And a cylindrical fixing tool. 2. The first connector is provided with a tubular insulator having therein a contact terminal for maintaining a contact state with a core wire of the inserted second connector, and a through hole through which the insulator is inserted. A cylindrical grounding fitting having a closed surface at one end, a tip being bent inward to provide a contact piece, and the size of the opening formed by the contact piece being slightly smaller than the diameter of the second connector. Claim 1
How to connect the described connector. 3. The connector according to claim 1, wherein the cylindrical fixing member is formed by projecting an inner side of the insertion opening to form an opening smaller than a diameter of the cylindrical grounding metal fitting. How to connect. 4. A cylindrical insulator in which the first connector accommodates a contact terminal that maintains a contact state with the core wire of the inserted connector and has a protrusion on its side surface, and the inserted insulator. Has a closed surface provided with a through hole having a size capable of locking the protrusion of the first end, the tip end is bent outward to provide a contact piece, and the outer diameter formed by the contact piece is set to the second diameter. 2. The method of connecting a connector according to claim 1, further comprising a cylindrical ground metal fitting that is slightly larger than the inner diameter of the outer conductor of the connector. 5. The method of connecting a connector according to claim 2, wherein the cylindrical grounding metal member is made of an elastic member and is formed by a side plate having a plurality of side surfaces.