CN219513341U

CN219513341U - Outdoor waterproof 4G antenna

Info

Publication number: CN219513341U
Application number: CN202320216865.6U
Authority: CN
Inventors: 徐小燕; 李超
Original assignee: SHENZHEN TOPPOINT TECHNOLOGY CO LTD
Current assignee: SHENZHEN TOPPOINT TECHNOLOGY CO LTD
Priority date: 2023-02-15
Filing date: 2023-02-15
Publication date: 2023-08-11
Anticipated expiration: 2033-02-15

Abstract

The utility model discloses an outdoor waterproof 4G antenna, which comprises a shell and a base, wherein a stud penetrating through the base and extending to the inside of the shell is arranged outside the base, a PCB substrate connected with an external cable through a threading hole in the stud is arranged in the shell, the base is connected with a charging pile through a nut by the stud, a waterproof gasket is arranged between the nut and the base, a first groove and a second groove are formed in two sides of the waterproof gasket, a first elastic inner pad and a second elastic inner pad are respectively connected in the first groove and the second groove, and the elasticity of the first elastic inner pad and the elasticity of the second elastic inner pad are larger than that of the waterproof gasket so as to form secondary sealing on the antenna. The antenna is subjected to secondary sealing, so that the sealing effect is good, and the waterproof effect is good; the anti-slip flower pad can prevent the nut from loosening when being used for a long time or being touched, prevent the sealing performance of the antenna from being influenced, and improve the waterproof effect and the sealing performance of the antenna.

Description

Outdoor waterproof 4G antenna

Technical Field

The utility model relates to the technical field of antennas, in particular to an outdoor waterproof 4G antenna.

Background

The current outdoor charging equipment is more common to charge the stake, as electric automobile's "filling station", charges the stake and need carry out data communication with the remote end in charging work, and concrete communication mode mainly adopts wireless communication technology, and the 4G antenna that current wireless communication technology is commonly used is mostly connected with charging the stake through adopting the cable, in order to prevent to charge the stake metal part to the interference of 4G antenna, general 4G antenna can install at the top of charging the stake.

But generally to the 4G antenna that fills this kind of outdoor equipment of electric pile used, in order to prevent that the rainwater from causing the corruption to the 4G antenna of installing at filling electric pile top, the elastic sealing washer that has of fixed shape is usually adopted and is realized sealedly to 4G antenna, utilize the compression elastic deformation of sealing washer bottom after the antenna is assembled to realize sealedly, but its sealed effect is easy along with the use environment and the lapse of time, the sealing washer is being influenced by external factors such as sun, rain and causes ageing easily, and then cause moist moisture to get into inside the antenna, moist environment can influence characteristics such as the electric conductivity of the inside components and parts of antenna, can cause very big influence to the transmission of antenna and receipt radio wave, influence the waterproof effect, even the antenna can't use.

Disclosure of Invention

In order to solve the technical problems that an outdoor 4G antenna is easy to be corroded by rainwater and poor in waterproof effect in the prior art, the utility model provides the outdoor waterproof 4G antenna, the waterproof structure of the 4G antenna is further optimized, the fixing structure is optimized, and the sealing performance and the waterproof effect of the 4G antenna are improved.

The utility model discloses an outdoor waterproof 4G antenna, which comprises a shell and a base, wherein a stud penetrating through the base and extending to the inside of the shell is arranged outside the base, a PCB substrate connected with an external cable through a threading hole in the stud is arranged in the shell, the base is connected with a charging pile through a nut by the stud, a waterproof gasket is arranged between the nut and the base, a first groove and a second groove are formed in two sides of the waterproof gasket, a first elastic inner pad and a second elastic inner pad are respectively connected in the first groove and the second groove, and the elasticity of the first elastic inner pad and the elasticity of the second elastic inner pad are larger than that of the waterproof gasket so as to form secondary sealing on the antenna.

As a further technical scheme, the heights of the first elastic inner pad and the second elastic inner pad are slightly higher than the depths of the first groove and the second groove.

As a further technical scheme, the first elastic inner pad and the second elastic inner pad are in adhesive connection with the first groove and the second groove.

As a further technical scheme, the upper part of the nut is provided with an anti-slip flower pad, and one side of the anti-slip flower pad, which faces the nut, is provided with irregular lines.

As a further technical scheme, one end of the cable, which is far away from the shell, is connected with an SMA straight head, and a heat-shrinkable sleeve is arranged at the joint of the SMA straight head.

As a further technical scheme, the upper part of the shell is provided with a smooth outer convex part so as to prevent rainwater from accumulating.

As a further technical scheme, the inner side of the lower part of the shell is provided with a connecting part, and the connecting part and the base are sealed by ultrasonic waves.

As a further technical scheme, the waterproof gasket is made of foam rubber materials.

As a further technical scheme, the first elastic inner pad and the second elastic inner pad are made of silica gel materials.

The waterproof gasket is arranged between the nut and the base, the elastic inner gaskets with elasticity larger than that of the waterproof gasket are arranged in the grooves on the two sides of the waterproof gasket, the height of each elastic inner gasket is slightly higher than the depth of each groove, the elastic inner gaskets are extruded to seal the antenna during installation, the nut is continuously screwed to enable the waterproof gasket to seal the antenna in a secondary mode, the sealing effect is good, even if the waterproof gasket is affected after long-time use, the elastic inner gaskets on the two sides of the waterproof gasket can continuously seal the antenna, and the waterproof effect is good; the anti-slip flower pad can prevent the nut from loosening when being used for a long time or being touched, prevent the sealing performance of the antenna from being influenced, and improve the waterproof effect and the sealing performance of the antenna.

Drawings

Fig. 1 is a schematic diagram of the overall structure of an outdoor waterproof 4G antenna of the present utility model;

fig. 2 is a schematic view of the structure of the upper end portion of the outdoor waterproof 4G antenna of the present utility model;

fig. 3 is a schematic structural view of a waterproof gasket of the outdoor waterproof 4G antenna of the present utility model;

in the figure: 1-a housing; 101-an outer flange; 102-a connection; 2-a base; 3-a waterproof gasket; 301-a first groove; 302-a second groove; 4-anti-slip flower mats; 5-nuts; 6-a stud; 601-threading holes; 7-SMA straight head; 8-a cable; 9-heat-shrinkable sleeve; 10-a first resilient inner pad; 11-a second resilient inner pad; 12-PCB substrate.

Detailed Description

The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model. It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other.

In the description of the present utility model, it should be understood that the terms "upper" and "lower" are based on the orientation or positional relationship shown in the drawings, and are merely for convenience in describing the present utility model and to simplify the description, rather than to indicate or imply that the apparatus or elements referred to must have a particular orientation configuration and operation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated.

As shown in fig. 1 and 2, the outdoor waterproof 4G antenna of the present utility model includes a housing 1 and a base 2, wherein the housing 1 is hollow and circular box-shaped, and is internally connected with a PCB substrate 12, and a smooth outer flange 101 is provided at the upper part of the housing 1 to prevent rainwater from accumulating. The inner side of the lower part of the shell 1 is provided with a connecting part 102, the connecting part 102 and the base 2 are sealed by ultrasonic waves, and of course, the connecting part 102 and the base 2 can also adopt other structures capable of realizing the sealing of the shell 1 and the base 2, such as a threaded connection or interference fit structure.

As shown in fig. 1, 2 and 3, the outside of the base 2 is provided with a stud 6 extending to the inside of the shell 1 through the base 2, the central axis of the stud 6 is provided with a threading hole 601, a PCB substrate 12 in the shell 1 can be connected with an external cable 8 through the threading hole 601, one end of the cable 8 far away from the shell 1 is connected with an SMA straight head 7, and the joint of the cable 8 is provided with a heat shrinkage sleeve 9. The outer side of the stud 6 is connected with a nut 5, and the stud 6 connects the base 2 with the charging pile through the nut 5. In order to prevent the antenna arranged at the top of the charging pile from being corroded by rainwater, so that the internal devices are damaged, a waterproof gasket 3 is arranged between the nut 5 and the base 2, and the waterproof gasket 3 is made of a waterproof material, preferably waterproof and corrosion-resistant foam rubber. The diameter of the waterproof gasket 3 is equal to the outer diameter of the bottom of the shell 1 so as to seal the shell 1 and the base 2, a first groove 301 and a second groove 302 are arranged on two sides of the waterproof gasket 3, a first elastic inner pad 10 and a second elastic inner pad 11 are respectively connected with the first groove 301 and the second groove 302, the outer diameters of the first elastic inner pad 10 and the second elastic inner pad 11 are equal to the inner diameters of the first groove 301 and the second groove 302, and the elasticity of the first elastic inner pad 10 and the second elastic inner pad 11 is larger than that of the waterproof gasket 3 so as to form secondary sealing on an antenna.

As shown in fig. 2 and 3, the first elastic inner pad 10 and the second elastic inner pad 11 are preferably made of a silicone material. The heights of the first elastic inner pad 10 and the second elastic inner pad 11 are slightly higher than the depths of the first groove 301 and the second groove 302, in an embodiment, the depths of the first groove 301 and the second groove 302 are 1mm, the heights of the first elastic inner pad 10 and the second elastic inner pad 11 are 1.1mm, when the antenna and the charging pile are sealed by screwing the nut 5, the antenna and the charging pile are sealed by the first elastic inner pad 10 and the second elastic inner pad 11 firstly, the waterproof gasket 3 and the antenna and the charging pile are sealed by continuously screwing the nut 5, the secondary sealing between the antenna and the charging pile is completed, the waterproof effect is improved, and even if the waterproof gasket 3 is affected after long-time use, the first elastic inner pad 10 and the second elastic inner pad 11 on two sides of the waterproof gasket can be continuously sealed to the antenna and the charging pile, and the waterproof effect is good.

Preferably, the first elastic inner pad 10 and the second elastic inner pad 11 are connected with the first groove 301 and the second groove 302 in a glue manner, and of course, the connection between the first elastic inner pad 10 and the second elastic inner pad 11 and the first groove 301 and the second groove 302 may also be in other manners.

For preventing the nut looseness when the antenna uses for a long time or receives the touching, nut 5 upper portion is equipped with anti-skidding flower pad 4, anti-skidding flower pad 4 orientation one side of nut is unsmooth regular line, can prevent that the nut from loosening, prevents that the antenna leakproofness from receiving the influence, has improved the waterproof effect and the leakproofness of antenna.

It should be noted that the base 2, the waterproof gasket 3, the anti-slip pad 4, the first elastic inner pad 10 and the second elastic inner pad 11 are all provided with through holes for the studs 6 to pass through.

While the preferred embodiments and examples of the present utility model have been described in detail with reference to the accompanying drawings, the present utility model is not limited to the embodiments and examples described above, and various changes and equivalent substitutions can be made therein without departing from the spirit of the present utility model within the knowledge of those skilled in the art, and therefore, the present utility model is not limited to the embodiments disclosed herein, and all embodiments falling within the scope of the appended claims are intended to be embraced by the present utility model.

Claims

1. The utility model provides an outdoor waterproof 4G antenna, includes casing (1) and base (2), the outside double-screw bolt (6) that pass base (2) and extend to casing (1) inside that are equipped with of base (2), its characterized in that: the novel antenna is characterized in that a PCB substrate (12) connected with an external cable (8) through a threading hole (601) in the stud (6) is arranged in the shell (1), the stud (6) is connected with the base (2) and the charging pile through a nut (5), a waterproof gasket (3) is arranged between the nut (5) and the base (2), a first groove (301) and a second groove (302) are formed in two sides of the waterproof gasket (3), a first elastic inner pad (10) and a second elastic inner pad (11) are respectively connected with the first groove (301) and the second groove (302), and the elasticity of the first elastic inner pad (10) and the elasticity of the second elastic inner pad (11) are both greater than that of the waterproof gasket (3) so as to form secondary sealing on the antenna.

2. The outdoor waterproof 4G antenna of claim 1, wherein: the first elastic inner pad (10) and the second elastic inner pad (11) are slightly higher than the depth of the first groove (301) and the second groove (302).

3. The outdoor waterproof 4G antenna of claim 1, wherein: the first elastic inner pad (10) and the second elastic inner pad (11) are in rubber connection with the first groove (301) and the second groove (302).

4. The outdoor waterproof 4G antenna of claim 1, wherein: the anti-slip flower pad (4) is arranged on the upper portion of the nut (5), and one side, facing the nut, of the anti-slip flower pad (4) is provided with irregular lines.

5. The outdoor waterproof 4G antenna of claim 1, wherein: one end of the cable (8) far away from the shell (1) is connected with an SMA straight head (7), and a heat-shrinkable sleeve (9) is arranged at the joint of the cable and the SMA straight head.

6. The outdoor waterproof 4G antenna of claim 1, wherein: the upper part of the shell (1) is provided with a smooth outer convex part (101) so as to prevent rainwater from accumulating.

7. The outdoor waterproof 4G antenna of claim 1, wherein: the inner side of the lower part of the shell (1) is provided with a connecting part (102), and the connecting part (102) and the base (2) are sealed by ultrasonic waves.

8. The outdoor waterproof 4G antenna of claim 1, wherein: the waterproof gasket (3) is made of foam rubber materials.

9. The outdoor waterproof 4G antenna of claim 1, wherein: the first elastic inner pad (10) and the second elastic inner pad (11) are made of silica gel materials.