Waterproof structure of duplexer

Abstract

The utility model discloses a waterproof structure of a duplexer, which relates to the technical field of duplexer production and processing and comprises a box body, and an annular waterproof groove is arranged on the upper surface of the side wall of the box body. The second waterproof rubber ring is fixedly connected to the position, corresponding to the waterproof groove, of the cover plate and is plugged into the waterproof groove; the two inserting plates are fixedly connected to the two opposite side walls of the cover plate respectively; the two positioning plates have elasticity and are fixedly connected to the positions, corresponding to the two inserting plates, of the side wall of the box body respectively, and the inserting plates are connected with the positioning plates in a clamped mode; the surrounding plate is fixedly connected to the inner side wall of the box body, an annular positioning groove is formed in the position, corresponding to the cover plate, of the upper surface of the surrounding plate, and a top groove is formed in the position, corresponding to the positioning groove, of the cover plate; the first waterproof rubber ring is elastically arranged in the positioning groove and extends into the top groove; the waterproof structure has the advantages of convenience in use, high waterproof stability and the like.

Description

Technical Field

[0001] The utility model relates to the technical field of duplexer production and processing, in particular to a waterproof structure of a duplexer. Background Art

[0002] A duplexer is a device used in wireless communication systems to enable two-way communication on the same frequency. It allows transmitting and receiving devices to share the same frequency at the same time without interfering with each other.

[0003] The duplexer is usually used outdoors when in use, which requires the duplexer to have a rainproof function. For example, patent application number CN202320975500.1 discloses a waterproof box for a duplexer. The patent sets a waterproof mechanism 6 in the inner cavity of the outer shell 2, covers the cover plate 3 on the outer shell 2, and installs a first waterproof strip 61 through the bottom of the cover plate 3. The first waterproof strip 61 has an interference fit with the gap between the outer shell 2 and the inner shell 63. The first waterproof strip 61 fills the gap between the outer shell 2 and the inner shell 63. A plate 68 is installed at the bottom of the cover plate 3, and a second waterproof strip 66 is installed on the outside of the installation plate 68, so that the top edge of the inner shell 63 is clamped between the first waterproof strip 61 and the second waterproof strip 66 to achieve a waterproof and sealing effect. When the sealing performance of the first waterproof strip 61 deteriorates, a guide channel 64 is provided on the front side of the inner shell 63, and a water outlet 65 is provided at the bottom of the guide channel 64, so that the infiltrated water is discharged from the waterproof box through the water outlet 65, thereby preventing water accumulation in the box from causing the duplexer to be immersed in water; a locking mechanism 67 is provided on the front side of the inner shell 63, a limit hook 62 is installed at the bottom of the cover plate 3, a limit hole 672 is provided on the long rod 676, and a spring 674 is installed at the left end of the long rod 676, so that the limit hook 62 overcomes the elastic force of the spring 674 and is inserted into the limit hole 672, and a limit block 675 is provided in the limit hole 672, so that the limit block 675 limits the movement of the limit hook 62 under the elastic force of the spring 674, thereby achieving the advantage of fastening the cover plate 3;

[0004] In the actual use process of the prior art, the movement of the limit hook is limited by the elastic force of the spring, which has the problem of poor stability. Especially when the duplexer is installed on a moving vehicle, the vibration of the vehicle can easily cause the spring to contract, so the stability is poor. Utility Model Content

[0005] The technical problem to be solved by the utility model is to provide a waterproof structure of a duplexer, so as to solve the problem of poor stability of the waterproof structure of the duplexer in the prior art described in the background technology.

[0006] To achieve the above object, the utility model provides the following technical solutions: a waterproof structure of a duplexer, comprising

[0007] Cover plate;

[0008] The upper surface of the side wall of the box body is provided with an annular waterproof groove;

[0009] The second waterproof rubber ring is fixedly connected to the position of the cover plate corresponding to the waterproof groove and inserted into the waterproof groove;

[0010] Two plug plates are respectively fixedly connected to two opposite side walls of the cover plate;

[0011] Two positioning plates are elastic and fixedly connected to the side walls of the box body at positions corresponding to the two plug-in plates, and the plug-in plates are clamped with the positioning plates;

[0012] The enclosure is fixedly connected to the inner wall of the box body, the upper surface of the enclosure has an annular positioning groove at a position corresponding to the cover plate, and the cover plate has a top groove at a position corresponding to the positioning groove;

[0013] The first waterproof rubber ring is elastically arranged in the positioning groove and extends into the top groove.

[0014] Preferably: a mounting ring is slidably provided in the positioning groove, the mounting ring is fixedly connected to the bottom inner wall of the positioning groove, the inner side wall and the outer side wall of the mounting ring are respectively in sliding contact with the inner side wall and the outer side wall of the positioning groove, the first waterproof rubber ring is fixedly connected to the mounting ring, and the mounting ring is fixedly connected to the inner wall of the positioning groove by a plurality of springs.

[0015] Preferably: the positioning plate has a second limiting groove and a second limiting plate, the plug plate has a first limiting groove and a first limiting plate, the first limiting plate is inserted into the second limiting groove, and the second limiting plate is inserted into the first limiting groove.

[0016] Preferably, the enclosure is detachably fixedly connected to the inner wall of the box body by bolts.

[0017] Preferably, the positioning plate is detachably fixedly connected to the outer side wall of the box body by bolts.

[0018] The beneficial effects of adopting the above technical solution are:

[0019] The second limiting plate on the plug plate set in the present application can extend into the first limiting groove of the positioning plate. At this time, the second waterproof rubber ring extends into the waterproof groove, and the first waterproof rubber ring extends into the top groove, thereby improving the sealing between the cover plate and the box body. Even in the event of vibration, the plug plate and the positioning plate will not separate. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 This is a front view of a waterproof structure of a duplexer of the utility model.

[0021] Figure 2 It is a cross-sectional view of a waterproof structure of a duplexer of the utility model.

[0022] Figure 3 This utility model Figure 3 Exploded diagram of .

[0023] Figure 4 It is a cross-sectional view of the practical positioning plate.

[0024] Figure 5 It is a schematic diagram of a box body of the utility model.

[0025] Among them: box body 10, cover plate 20, plug plate 30, first limiting plate 31, first limiting groove 32, positioning plate 40, second limiting plate 41, second limiting groove 42, enclosure 50, positioning groove 51, spring 52, mounting ring 53, first waterproof rubber ring 54, top groove 55, second waterproof rubber ring 60, waterproof groove 61. DETAILED DESCRIPTION

[0026] The embodiments of the present utility model are described in detail below with reference to the accompanying drawings.

[0027] like Figure 1-5 In the first embodiment, a waterproof structure of a duplexer includes:

[0028] Cover plate 20;

[0029] The upper surface of the side wall of the box body 10 has an annular waterproof groove 61;

[0030] The second waterproof rubber ring 60 is fixedly connected to the position of the cover plate 20 corresponding to the waterproof groove 61 and inserted into the waterproof groove 61;

[0031] Two plug plates 30 are respectively fixedly connected to two opposite side walls of the cover plate 20;

[0032] Two positioning plates 40 are elastic and fixedly connected to the side walls of the box 10 at positions corresponding to the two plugging plates 30, and the plugging plates 30 are snap-fitted with the positioning plates 40;

[0033] The enclosure 50 is fixedly connected to the inner wall of the box body 10. The upper surface of the enclosure 50 has an annular positioning groove 51 at a position corresponding to the cover plate 20. The cover plate 20 has a top groove 55 at a position corresponding to the positioning groove 51.

[0034] The first waterproof rubber ring 54 is elastically disposed in the positioning groove 51 and extends into the top groove 55 .

[0035] This embodiment is implemented as follows:

[0036] When the present application is in use, the cover plate 20 is covered on the box body 10, and the second waterproof rubber ring 60 is inserted into the waterproof groove 61, and the plug plate 30 is engaged with the positioning plate 40. At the same time, the first waterproof rubber ring 54 is extended into the top groove 55. The second waterproof rubber ring 60 in the present application extends into the waterproof groove 61 and the first waterproof rubber ring 54 extends into the top groove 55, which can prevent the cover plate 20 and the box body 10 from moving relative to each other, and prevent the plug plate 30 and the positioning plate 40 from moving sideways and separating.

[0037] The advantage of the present application over the prior art is that it has strong stability.

[0038] See also Figure 2 , 3 5. A mounting ring 53 is slidably provided in the positioning groove 51. The mounting ring 53 is fixedly connected to the bottom inner wall of the positioning groove 51. The inner side wall and the outer side wall of the mounting ring 53 are respectively in sliding contact with the inner side wall and the outer side wall of the positioning groove 51. A first waterproof rubber ring 54 is fixedly connected to the mounting ring 53. The mounting ring 53 is fixedly connected to the inner wall of the positioning groove 51 through a plurality of springs 52.

[0039] The spring 52 is provided to enable the mounting ring 53 to move elastically in the positioning groove 51 , so that the first waterproof rubber ring 54 can also provide a squeezing force through the spring 52 after being deformed.

[0040] See also Figure 2 , 3 4. The positioning plate 40 has a second limiting groove 42 and a second limiting plate 41, the inserting plate 30 has a first limiting groove 32 and a first limiting plate 31, the first limiting plate 31 is inserted into the second limiting groove 42, and the second limiting plate 41 is inserted into the first limiting groove 32;

[0041] When the plug plate 30 moves downward, the first limiting plate 31 can push the second limiting plate 41 to deform the positioning plate 40, so that the first limiting plate 31 extends into the second limiting groove 42, and the second limiting plate 41 extends into the first limiting groove 32, thereby achieving the card connection between the plug plate 30 and the positioning plate 40.

[0042] See also Figure 2 , 3 5. The enclosure 50 is detachably fixedly connected to the inner wall of the box body 10 by bolts;

[0043] By connecting the enclosure 50 and the box body 10 with bolts, the enclosure 50 can be easily replaced.

[0044] See also Figure 1 , 2 , the positioning plate 30 is detachably fixedly connected to the outer wall of the box body 10 by bolts;

[0045] The positioning plate 30 and the box body 10 can be connected by bolts, so that the positioning plate 30 can be replaced.

[0046] The above are only preferred implementations of the present invention. It should be pointed out that, for ordinary technicians in this field, several modifications and improvements can be made without departing from the creative concept of the present invention, which all belong to the protection scope of the present invention.

Claims

1. A waterproof structure of a duplexer, characterized in that: include Cover plate; The upper surface of the side wall of the box body is provided with an annular waterproof groove; The second waterproof rubber ring is fixedly connected to the position of the cover plate corresponding to the waterproof groove and inserted into the waterproof groove; Two plug plates are respectively fixedly connected to two opposite side walls of the cover plate; Two positioning plates are elastic and fixedly connected to the side walls of the box body at positions corresponding to the two plug-in plates, and the plug-in plates are clamped with the positioning plates; The enclosure is fixedly connected to the inner wall of the box body, the upper surface of the enclosure has an annular positioning groove at a position corresponding to the cover plate, and the cover plate has a top groove at a position corresponding to the positioning groove; The first waterproof rubber ring is elastically arranged in the positioning groove and extends into the top groove.

2. The waterproof structure of a duplexer according to claim 1, characterized in that: A mounting ring is slidably arranged in the positioning groove, and the mounting ring is fixedly connected to the bottom inner wall of the positioning groove. The inner side wall and the outer side wall of the mounting ring are respectively in sliding contact with the inner side wall and the outer side wall of the positioning groove. The first waterproof rubber ring is fixedly connected to the mounting ring, and the mounting ring is fixedly connected to the inner wall of the positioning groove by a plurality of springs.

3. The waterproof structure of a duplexer according to claim 1, characterized in that: The positioning plate is provided with a second limiting groove and a second limiting plate, the plug plate is provided with a first limiting groove and a first limiting plate, the first limiting plate is inserted into the second limiting groove, and the second limiting plate is inserted into the first limiting groove.

4. The waterproof structure of a duplexer according to claim 1, characterized in that: The enclosure plate is detachably fixedly connected to the inner wall of the box body by bolts.

5. The waterproof structure of a duplexer according to claim 1, characterized in that: The positioning plate is detachably fixedly connected to the outer side wall of the box body by bolts.

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