CN214625534U

CN214625534U - Radio frequency cable watertight structure

Info

Publication number: CN214625534U
Application number: CN202120817240.6U
Authority: CN
Inventors: 王琨; 汤志峰; 吴家喜; 匡彪; 马小勤; 万莉莉; 袁春姗
Original assignee: No 750 Test Field of China Shipbuilding Industry Corp
Current assignee: No 750 Test Field of China Shipbuilding Industry Corp
Priority date: 2021-04-21
Filing date: 2021-04-21
Publication date: 2021-11-05
Anticipated expiration: 2031-04-21

Abstract

The utility model discloses a radio frequency cable watertight structure, this structure includes: the BCN socket is arranged on the base, a first groove is formed in the lower end of the sleeve, the first groove and the base are in threaded connection in the first groove, a sealing cover is arranged at the upper end of the sleeve, and an O-shaped sealing ring is arranged on the side wall of the sealing cover; the BNC connector is isolated from water by the base, the sleeve and the sealing cover, so that the water tightness is good, the water leakage problem caused by oxidation of a negative electrode is avoided, equipment in the electronic cabin is protected, and the reliable and stable work of the watertight electronic cabin is guaranteed; meanwhile, the device has the characteristics of simple structure and easiness in disassembly and assembly, and has good installation convenience and economy.

Description

Radio frequency cable watertight structure

Technical Field

The utility model relates to a radio frequency cable technical field, concretely relates to radio frequency cable watertight structure.

Background

Radio frequency cables are cables that transmit electromagnetic energy in the radio frequency range, are indispensable components in various radio communication systems and electronic devices, and are widely used in the fields of wireless communication and broadcasting, television, radar, navigation, computers, instruments, and the like.

At present, the radio frequency cable generally adopts a BNC connection mode, the core wire is a positive electrode, the shell is a negative electrode, the radio frequency antenna is mostly an active antenna (with weak current), and when equipment works in a watertight electronic cabin, the metal shell is corroded due to oxidation of the negative electrode, the watertight performance is destroyed after long-time use, the electronic cabin leaks water, the equipment in the cabin is damaged, and great economic loss is caused.

SUMMERY OF THE UTILITY MODEL

In order to solve the defects in the prior art, the inventor provides a radio frequency cable watertight structure which is simple in structure, practical and good in water tightness, and the problem of water leakage caused by oxidation of a negative electrode is well solved on the premise that the structure and the electrical performance of the radio frequency cable are not changed, so that equipment in an electronic cabin is protected.

Specifically, the utility model discloses a realize like this:

a radio frequency cable watertight construction comprising: can dismantle the base that sets up on the electron cabin end cover, slidable wears the sleeve of cover on the BCN cable, and the BCN socket sets up on the base, sleeve lower extreme and base threaded connection, the sleeve upper end is provided with sealed lid, be provided with O type sealing washer on the sealed lateral wall of covering.

Further, the sleeve lower extreme is provided with first recess, first recess and base looks adaptation, under the user state, the base is located in the first recess.

Further, the top of the base is provided with a first sealing ring.

Furthermore, the upper end and the lower end of the sealing cover are both provided with second grooves, second sealing rings are arranged in the second grooves, and the second sealing rings are in contact with the BCN cable.

Further, the second groove is in a circular truncated cone shape.

Furthermore, the middle part of the sleeve is provided with a tightening part which is in a hexagonal nut shape.

Compared with the prior art, the utility model discloses a theory of operation and beneficial effect:

(1) the utility model provides a radio frequency cable watertight structure seals up radio frequency socket and plug through base, sleeve and sealed lid, recycles corresponding sealing washer and improves sealed degree, connects electrified shell with the BNC and completely cuts off with water, has avoided the problem of leaking because of the negative pole oxidation produces, has protected the equipment in the electron cabin.

(2) The base is detachable and sets up on the end cover, and the base is threaded connection with the sleeve, and the sleeve can slide at the BCN cable, has good installation convenience.

Drawings

Fig. 1 is a schematic structural view of a watertight structure of a radio frequency cable according to embodiment 1;

FIG. 2 is an exploded view of the watertight structure of the radio frequency cable according to example 1;

fig. 3 is a sectional view of a watertight structure of the radio frequency cable in embodiment 1;

fig. 4 is a sectional view of the watertight structure of the radio frequency cable in the state of use in example 1.

Reference numerals:

1-a base; 2-a sleeve; 21-a first groove; 22-a tightening part; 3-sealing the cover; 31-a second groove; a 41-O type seal ring; 42-a first seal ring; 43-a second seal ring; 5-an electronic cabin end cover; 6-BCN cable; 61-BCN socket.

Detailed Description

The present invention will be described in further detail with reference to the following detailed description and accompanying drawings. Wherein like elements in different embodiments are numbered with like associated elements. In the following description, numerous details are set forth in order to provide a better understanding of the present application. However, those skilled in the art will readily recognize that some of the features may be omitted or replaced with other elements, materials, methods in different instances. In some instances, certain operations related to the present application have not been shown or described in detail in order to avoid obscuring the core of the present application from excessive description, and it is not necessary for those skilled in the art to describe these operations in detail, so that they may be fully understood from the description in the specification and the general knowledge in the art.

Furthermore, the features, operations, or characteristics described in the specification may be combined in any suitable manner to form various embodiments. Also, the various steps or actions in the method descriptions may be transposed or transposed in order, as will be apparent to one of ordinary skill in the art. Thus, the various sequences in the specification and drawings are for the purpose of describing certain embodiments only and are not intended to imply a required sequence unless otherwise indicated where such sequence must be followed.

Example 1

As shown in fig. 1-4, the utility model provides a radio frequency cable watertight structure, this watertight structure includes: can dismantle base 1 that sets up on electron cabin end cover 5, slidable wears sleeve 2 of cover on the BCN cable, BCN socket 61 sets up on

base

1, 2 lower extremes of sleeve are provided with first recess 21, first recess 21 and base 1 looks adaptation, base 1 connects in first recess 21 through the screw thread soon, and base 1 top is provided with first sealing washer 42, first sealing washer 42 is used for the junction of sealed base 1 top and sleeve 2, avoid water to enter into in the sleeve 2, improve the seal. The upper end of the sleeve 2 is provided with a sealing cover 3, the side wall of the sealing cover 3 is provided with an O-shaped sealing ring 41, the upper end and the lower end of the sealing cover 3 are both provided with a second groove 31, a second sealing ring 43 is arranged in the second groove 31, and the second sealing ring 43 is in contact with the BCN cable 6. The O-ring 41 is used to seal the contact portion between the sleeve 2 and the sealing cover 3, and also allows the sleeve 2 to slide freely on the BCN cable 6, which is convenient for installation and use. The second groove 31 is in a circular truncated cone shape, is small in outside and large in inside, can effectively seal the connecting portion between the BCN cable 6 and the sealing cover 3, and avoids water from permeating from the connecting portion. Further, the middle of the sleeve 2 is provided with a tightening part 22, and the tightening part 22 is in a hexagonal nut shape, so that the sleeve 2 can be conveniently fixed by using a wrench.

To sum up, the utility model provides a radio frequency cable watertight structure utilizes base 1, sleeve 2 and sealed lid 3 with BCN socket, plug protection in sleeve 2, is assisted with corresponding sealing washer again, has avoided water to enter into sleeve 2 in, under the prerequisite that does not change BCN cable structure and electrical property, has avoided the contact of the electrified casing of BCN with water, has avoided the problem of leaking because of the negative pole oxidation produces, has played the guard action to the inside equipment of electron cabin, has ensured the reliable stable work of electron cabin.

The present invention has been described in terms of specific examples, which are provided to aid understanding of the invention and are not intended to be limiting. For a person skilled in the art to which the invention pertains, several simple deductions, modifications or substitutions may be made according to the idea of the invention.

Claims

1. A radio frequency cable watertight construction, comprising: the detachable sets up the base on the electron cabin end cover, and slidable wears the sleeve of cover on the BCN cable, and the BCN socket sets up on the base, sleeve lower extreme and base threaded connection, the sleeve upper end is provided with sealed lid, be provided with O type sealing washer on the sealed lateral wall of covering.

2. The radio frequency cable watertight structure of claim 1, wherein the sleeve is provided with a first groove at a lower end thereof, the first groove being adapted to the base, and the base is located in the first groove in a use state.

3. A radio frequency cable watertight construction as claimed in claim 2, wherein the base top is provided with a first sealing ring.

4. The radio frequency cable watertight structure of claim 1, wherein the upper and lower ends of the sealing cover are each provided with a second groove, and a second sealing ring is arranged in the second groove and is in contact with the BCN cable.

5. The radio frequency cable watertight structure of claim 4, wherein the second groove is frustoconical.

6. The radio frequency cable watertight structure of claim 1, wherein the sleeve is provided with a tightening portion in the middle, the tightening portion being in the shape of a hexagonal nut.