Novel RF waterproof connector

Abstract

The utility model discloses a novel RF waterproof connector, which relates to the field of RF connectors, solves the problem that the sealing and waterproof effects at the connecting part and the assembling part of the existing device are limited, and adopts the following scheme: the novel RF waterproof connector comprises a front end shell, a rear end shell and a cable, the front end shell comprises an end cover part and a screw barrel sleeve on the end cover part, the outer wall of the screw barrel sleeve is sleeved with a rear end shell in a threaded mode, and the rear side wall of the end cover part is fixedly connected with a sealing belt located between the end cover part and the rear end shell; a plastic sleeve is fixedly installed on the rear side wall of the rear end shell, a sealing part is assembled on the plastic sleeve, the sealing part comprises a rubber sleeve part and an end sleeve part, a clamping groove is formed in the inner side wall of the end sleeve part, and a clamping ring matched with the clamping groove in specification is fixedly installed on the inner wall of the end sleeve part; according to the novel RF waterproof connector, through arrangement of the components on the front end shell and the rear end shell, the sealing tape between the rear end shell and the front end shell can be extruded by rotating the rear end shell, so that the sealing tape deforms and fills a gap between the sealing tape and the front end shell.

Description

Technical Field

[0001] The utility model relates to the technical field of RF connectors, in particular to a novel RF waterproof connector. Background Art

[0002] RF connector, or radio frequency coaxial connector, is generally considered to be a component attached to a cable or installed on an instrument as a component for electrically connecting or separating transmission lines;

[0003] After searching, the application with patent application number CN202023207534.1 discloses a new type of RF waterproof connector, which relates to the field of connector technology, including a shell, a cable clamp and an RF cable, wherein the shell includes a front end shell and a rear end shell coaxially sleeved outside the front end shell, an annular sealing groove is provided on the outer side surface of the front end shell, and a first sealing ring is installed in the sealing groove, the outer side surface of the first sealing ring fits with the inner side surface of the rear end shell, and a second sealing ring is provided on the inner side surface of the rear end shell, and the inner side surface of the second sealing ring fits with the outer side surface of the RF cable. The utility model provides a first sealing ring between the connecting surfaces of the front end shell and the rear end shell, and a second sealing ring between the RF cable and the rear end shell, and the first sealing ring and the second sealing ring can seal the connecting surfaces between the front end shell and the rear end shell and between the rear end shell and the RF cable, so that the waterproof performance of the connector can meet IP68;

[0004] The above application documents achieve efficient waterproofing by setting up two sets of sealing structures, but the sealing structure is achieved by the engagement of sealing grooves and sealing rings, and the effect is limited. There is still the problem that the fluid flows into the connection and affects its connection effect, and sealing structures are required to be set at the disassembly and assembly points and the connection points of the shell.

[0005] Therefore, we propose a novel RF waterproof connector. Utility Model Content

[0006] In view of the deficiencies of the prior art, the utility model provides a novel RF waterproof connector, which solves the problem that the sealing and waterproof effects of the connection and assembly parts of the prior devices are limited.

[0007] To achieve the above objectives, the utility model is implemented through the following technical solutions: a new RF waterproof connector, including a front shell, a rear shell and a cable assembled inside thereof, and a cable jacket is arranged in the front shell and the rear shell;

[0008] The front end shell comprises an end cover and a screw barrel sleeve thereon, the outer wall of the screw barrel sleeve is threadedly sleeved with a rear end shell, and the rear side wall of the end cover is fixedly connected with a sealing belt located between the end cover and the rear end shell;

[0009] A plastic sleeve is fixedly installed on the rear side wall of the rear end shell, and a sealing part is assembled on the plastic sleeve. The sealing part includes a rubber sleeve part and an end sleeve part. A card groove is opened on the inner side wall of the end sleeve part, and a clamping ring matching the card groove specification is fixedly installed on the inner wall of the end sleeve part.

[0010] Preferably, the clamping ring is a soft rubber ring, and the clamping ring is fixedly installed on the front end side of the clamping groove;

[0011] Among them, the setting of the clamping ring material can make it move forward when inserting the cable, and then be clamped in the clamping slot to ensure the sealing of the set.

[0012] Preferably, the rubber sleeve portion is a bucket-shaped ring sleeve, the end sleeve portion is a table-shaped ring sleeve, and the front end of the end sleeve portion is arranged on the inner side of the rubber sleeve portion;

[0013] Among them, the setting of the shape of the rubber sleeve part can ensure the suit effect by utilizing its own shape.

[0014] Preferably, a cable jacket is fixedly mounted on the inner wall of the screw barrel sleeve, and the front end of the cable is assembled in the cable jacket;

[0015] Among them, the setting of the cable jacket can ensure the connection effect.

[0016] Preferably, the sealing tape is a soft adhesive tape;

[0017] The provision of the soft adhesive tape facilitates the deformation of the sealing tape under stress and fills the gaps between the sealing tapes during assembly to ensure the sealing effect.

[0018] Preferably, the sealing belt is a corrugated belt;

[0019] Among them, the setting of the corrugated belt of the sealing belt can deform under pressure when folded under pressure, thereby ensuring the sealing effect.

[0020] The utility model provides a novel RF waterproof connector, which has the following beneficial effects:

[0021] The novel RF waterproof connector, through the arrangement of the components on the front end shell and the rear end shell, can rotate the rear end shell to squeeze the sealing belt between it and the front end shell, so that it deforms and fills the gap between them, thereby ensuring the waterproof effect. The arrangement of the sealing part can make the clamping ring deflect inward when the cable is inserted therein, so that it is clamped in the clamping groove, thereby ensuring the sealing effect of the set connection, and solving the problem of limited sealing and waterproof effect at the connection and assembly of the existing device. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It is a schematic diagram of the structure of the utility model;

[0023] Figure 2This is a schematic diagram of the structure of the front end housing of the utility model;

[0024] Figure 3 This is a schematic diagram of the structure of the plastic sleeve of the utility model;

[0025] Figure 4 It is a structural schematic diagram of the rubber sleeve part of the utility model.

[0026] In the figure: 1, front end shell; 11, end cover; 12, screw sleeve; 13, sealing tape; 2, rear end shell; 3, cable; 4, plastic sleeve; 5, cable jacket; 6, sealing part; 61, rubber sleeve part; 62, end sleeve part; 63, slot; 64, snap ring. DETAILED DESCRIPTION

[0027] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0028] See also Figure 1-4 The embodiment of the utility model provides a technical solution: a new type of RF waterproof connector, comprising a front end shell 1, a rear end shell 2 and a cable 3 assembled inside thereof, and a cable jacket 5 is arranged in the front end shell 1 and the rear end shell 2; the front end shell 1 comprises an end cover 11 and a screw sleeve 12 thereon, the rear end shell 2 is threadedly sleeved on the outer wall of the screw sleeve 12, and a sealing belt 13 located between the end cover 11 and the rear end shell 2 is fixedly connected on the rear side wall; a plastic sleeve 4 is fixedly installed on the rear side wall of the rear end shell 2, and a sealing part 6 is assembled on the plastic sleeve 4, and the sealing part 6 comprises a rubber sleeve part 61 and an end sleeve part 62, a card slot 63 is opened on the inner side wall of the end sleeve part 62, and a snap ring 64 matching the specification of the card slot 63 is fixedly installed on the inner wall of the end sleeve part 62;

[0029] Among them, the new RF waterproof connector, through the arrangement of various components on the front end shell 1 and the rear end shell 2, can rotate the rear end shell 2 to squeeze the sealing belt 13 between it and the front end shell 1, so that it is deformed and filled in the gap between them, thereby ensuring the waterproof effect, and the arrangement of the sealing part 6 can make the clamping ring 64 deviate inward when the cable 3 is inserted therein, so that it is clamped in the clamping groove 63, thereby ensuring the sealing effect of the set connection, and solving the problem of limited sealing and waterproof effect at the connection and assembly of the existing device.

[0030] Embodiment 2:

[0031] The clamping ring 64 is a soft rubber ring, and the clamping ring 64 is fixedly installed on the front end side of the slot 63; wherein, the material setting of the clamping ring 64 can make it move forward when the cable 3 is inserted, and then be clamped in the slot 63 to ensure the sealing of the set.

[0032] The rubber sleeve portion 61 is a bucket-shaped ring sleeve, the end sleeve portion 62 is a table-shaped ring sleeve, and the front end of the end sleeve portion 62 is arranged on the inner side of the rubber sleeve portion 61; wherein, the shape of the rubber sleeve portion 61 can ensure the suiting effect by utilizing its own shape.

[0033] A cable jacket 5 is fixedly mounted on the inner wall of the screw barrel sleeve 12, and the front end of the cable line 3 is assembled in the cable jacket 5; wherein, the arrangement of the cable jacket 5 can ensure the connection effect.

[0034] The sealing tape 13 is a soft tape; wherein, the provision of the soft tape facilitates the sealing tape 13 to deform under stress and fill in the gaps between them during assembly to ensure the sealing effect.

[0035] The sealing belt 13 is a corrugated belt; wherein, the corrugated belt of the sealing belt 13 can be deformed under pressure when folded under pressure, thereby ensuring the sealing effect.

[0036] The working principle and use process of the utility model are as follows: when the device is required to work, the cable 3 is inserted into the inner side of the rear end shell 2 and assembled with the cable jacket 5 assembled in the front end shell 1. During the insertion process of the cable 3, the clamping ring 64 is deformed and squeezed into the clamping groove 63 to ensure the sealing of the assembly. Then, the rear end shell 2 on the outside of the front end shell 1 is rotated to make its threaded sleeve on the screw sleeve 12, and squeeze the sealing belt 13 between the rear end shell 2 and the front end shell 1, so that it is deformed under pressure and filled in the gap between them, to ensure the sealing effect of the assembly, thereby ensuring the overall waterproofness.

[0037] The above shows and describes the basic principles and main features of the utility model and the advantages of the utility model. For those skilled in the art, it is obvious that the utility model is not limited to the details of the above exemplary embodiments, and can be implemented in other specific forms without departing from the spirit or basic features of the utility model. Therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-restrictive. The scope of the utility model is limited by the attached claims rather than the above description, and it is intended to include all changes within the meaning and scope of the equivalent elements of the claims. Any figure mark in the claims should not be regarded as limiting the claims involved.

[0038] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A novel RF waterproof connector, comprising a front end shell (1), a rear end shell (2) and a cable (3) mounted inside the front end shell (1) and a cable jacket (5) is arranged in the front end shell (1) and the rear end shell (2); Features: The front end shell (1) comprises an end cover (11) and a screw sleeve (12) thereon, the screw sleeve (12) being threadedly sleeved on the outer wall of the screw sleeve (12), and a sealing belt (13) located between the end cover (11) and the rear end shell (2) being fixedly connected to the rear side wall of the end cover (11); A plastic sleeve (4) is fixedly mounted on the rear side wall of the rear end shell (2); a sealing portion (6) is mounted on the plastic sleeve (4); the sealing portion (6) comprises a rubber sleeve portion (61) and an end sleeve portion (62); a retaining groove (63) is provided on the inner side wall of the end sleeve portion (62); and a retaining ring (64) matching the specifications of the retaining groove (63) is fixedly mounted on the inner wall of the end sleeve portion (62).

2. A novel RF waterproof connector according to claim 1, characterized in that: The clamping ring (64) is a soft rubber ring, and the clamping ring (64) is fixedly mounted on the front end side of the clamping groove (63).

3. A novel RF waterproof connector according to claim 2, characterized in that: The rubber sleeve portion (61) is a bucket-shaped ring sleeve, the end sleeve portion (62) is a table-shaped ring sleeve, and the front end of the end sleeve portion (62) is arranged on the inner side of the rubber sleeve portion (61).

4. The novel RF waterproof connector according to claim 1 is characterized in that: A cable jacket (5) is fixedly mounted on the inner wall of the screw barrel sleeve (12), and the front end of the cable (3) is assembled in the cable jacket (5).

5. The novel RF waterproof connector according to claim 1 is characterized in that: The sealing tape (13) is a soft adhesive tape.

6. A novel RF waterproof connector according to claim 5, characterized in that: The sealing belt (13) is a corrugated belt.

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