CN103036585A - Interphone provided with waterproof structures - Google Patents

Abstract

Disclosed is an interphone provided with waterproof structures. The interphone provided with the waterproof structures comprises a face shell, an aluminum shell, a plurality of screws which put the face shell and the aluminum shell fixed together, two metal electrodes, a mainframe circuit board, two screws which put the two metal electrodes on one hand and the mainframe circuit board on the other hand fixedly and electrically connected with each other, a potentiometer switch, a channel encoder, a Sub-Miniature-A (SMA) antenna pedestal, a Push-to-Talk (PTT) silicone rubber key, function keys, a loudspeaker which is fixed in a loudspeaker slot of the face shell, an alarm key which is fixed at a alarm key hole site of the face shell, a cylindric light which is fixed at a cylindric light hole site of the face shell, a battery upper cover, a battery lower cover, a waterproof structure between the face shell and the aluminum shell, a waterproof structure of the metal electrodes, a waterproof structure of a antenna and a knob, a waterproof structure of the PTT silicone rubber key and the functions key, a waterproof structure of an earphone jack, a waterproof structure of the loudspeaker, a waterproof structure of the light-emitting diode (LED) cylindric light and the alarm key, and a waterproof structure of a battery cavity. The interphone provided with the waterproof structures is up to the Ingress Protection (IP) X7 waterproof standard, and thereby normal conversations can proceed even the interphone is soaked after falling into water in a hostile environment.

Description

A walkie-talkie with a waterproof structure

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【 Technical field 】

The present invention relates to a radio communication transceiver, in particular to a walkie-talkie, especially to a walkie-talkie provided with a waterproof structure.

[ Background Technology ]

In addition to being used in places with better environments such as shops and shopping malls, walkie-talkies are also widely used in places with harsh environments such as construction sites, railways, mines, steel plants, and shipyards. Different usage environments have different requirements for the waterproof performance of the walkie-talkie.

Prior art walkie-talkies include the following:

The first type of walkie-talkie: Most of the walkie-talkies do not have waterproof requirements, and the walkie-talkie itself does not have a waterproof structure. This kind of walkie-talkie is only suitable for places where there is no rain such as indoors;

The second type of walkie-talkie: Some walkie-talkies used outdoors, such as properties, do not have high waterproof requirements. The walkie-talkie is IPX4 waterproof, that is, it can be protected from rain; this type of walkie-talkie has a simple waterproof structure, mainly the back shell and the front shell. There are silicone waterproof rings at the place, the top knob and the antenna hole;

The third type of walkie-talkie: The walkie-talkie is IPX6 waterproof, and the walkie-talkie can be washed with water. In addition to the waterproof structure of the second type of walkie-talkie above, this kind of walkie-talkie is in the MIC (abbreviation for Microphone in English, Chinese means Microphone, and some Also known as microphone) cover and PTT (Push-To-Talk abbreviation in English, Chinese means one-touch-talk) buttons are also equipped with some simple waterproof structures.

The waterproof effects of the above three walkie-talkies are not ideal. If the user accidentally drops the walkie-talkie into the water, the water will enter the inside of the walkie-talkie and the battery box, causing a short circuit and damaging related circuit components, which will cause the walkie-talkie to malfunction. call.

【 Content of invention 】

The technical problem to be solved by the present invention is to avoid the deficiencies of the above-mentioned prior art and provide a walkie-talkie with a waterproof structure. It can also communicate normally, solves the problem that the walkie-talkie in the prior art cannot be completely waterproofed, and can be used in harsh and humid environments.

The technical solution adopted by the present invention to solve the technical problem is:

Provided is a walkie-talkie provided with a waterproof structure, comprising a face shell, an aluminum shell, a plurality of screws for fixing the face shell and the aluminum shell, two metal electrodes with internal threads, a host circuit board, and various metal electrodes. The electrodes are fixed and electrically connected to the two screws on the host circuit board, the potentiometer switch, the channel encoder, the SMA antenna seat, the PTT silicone button, the function button with the first button and the second button, fixed on the cover The speaker in the speaker slot, the alarm button fixed in the alarm button hole of the face shell, the lamp post fixed in the lamp post hole of the face shell, and the battery upper cover and battery lower cover welded together by ultrasonic waves . The walkie-talkie also includes a waterproof structure between the face shell and the aluminum shell, a metal electrode waterproof structure, an antenna and a knob waterproof structure, a PTT and function button waterproof structure, an earphone jack waterproof structure, a speaker waterproof structure, an LED lamp post and an alarm button waterproof Structure and battery cavity waterproof structure. SMA in the present invention is the abbreviation of Sub-Miniature-A, the meaning of super small A type, is a fixed term in this field.

The waterproof structure between the face shell and the aluminum shell includes a waterproof ring and four screw waterproof rings, the waterproof ring includes a circle of main body and multiple positioning protrusions arranged on the main body; A circle of steps is provided on the side wall, and a circle of protrusions is provided on the inner side of the steps; a circle of slots is provided around the aluminum shell, and the number of positioning protrusions connected with the slots is equal to that on the main body of the waterproof ring. and matching positioning holes; there are four screws, and each screw neck is provided with a polished rod part that is compatible with the screw waterproof ring, and the four screw waterproof rings are respectively set on the polished rod parts of the four screws; The main body of the waterproof ring is installed in the groove of the aluminum shell. At this time, the positioning protrusions on the main body of the waterproof ring are respectively located in the corresponding positioning holes of the aluminum shell. The aluminum shell and the waterproof ring together Installed in the face shell, and then fix the aluminum shell and the face shell together with four screws covered with a screw waterproof ring, at this time, the waterproof ring is pressed tightly between a circle of steps of the face shell Between the protrusion and a circle of slots of the aluminum shell.

The metal electrode waterproof structure includes a positive and negative pole bracket and a positive and negative pole silicone pad; the positive and negative pole bracket includes an upper convex portion and a lower bottom forming a circle of steps; the positive and negative pole silicone pad includes a The upper convex part forms a tight-fitting inner frame, and the outer part is provided with a circle of concave cavities, which divide the positive and negative silicone pads into upper and lower parts that are connected together; two metal electrodes are injection molded on the positive and negative electrodes. An integral part is formed in the bracket; the aluminum shell is provided with positive and negative openings, and the surrounding side walls of the positive and negative openings are provided with a circle of protrusions that match a circle of concave cavities of the positive and negative silicone pads , the protrusion divides the positive and negative openings into interconnected back openings and front openings; the positive and negative silica gel pads are installed at the positive and negative openings of the aluminum shell, wherein the positive and negative silica gel pads A circle of concave cavities is tightly locked in a circle of protrusions at the openings of the positive and negative electrodes of the aluminum shell, and its lower part is tightly fitted in the back opening of the positive and negative electrode openings of the aluminum shell, and its upper part is located at the opening of the positive and negative electrodes of the aluminum shell. the positive and negative pole openings of the above-mentioned aluminum shell; the positive and negative pole brackets are put into the inner frame of the positive and negative pole silicone pads from the inside of the aluminum shell, and each metal electrode is fixed by means of two screws. Electrically connected to the host circuit board, at this time, the lower bottom step surface of the positive and negative pole brackets is on the upper top surface of the positive and negative pole silicone pads, and the upper convex parts of the positive and negative pole brackets are tightly fitted The ground is located in the inner frame of the positive and negative silicone pads.

The waterproof structure of the antenna and the knob includes the potentiometer switch waterproof ring, the channel encoder waterproof ring and the SMA antenna seat waterproof ring respectively sleeved on the potentiometer switch, the channel encoder and the SMA antenna seat; the potentiometer switch, The channel encoder and the SMA antenna base are respectively a waterproof potentiometer switch, a waterproof channel encoder and a waterproof SMA antenna base; Fix it on the antenna seat hole at the front end of the aluminum shell; set the potentiometer switch waterproof ring, channel encoder waterproof ring and SMA antenna seat waterproof ring on the potentiometer switch, channel encoder and waterproof SMA antenna seat respectively Above, the aluminum shell is assembled with the face shell, and the potentiometer switch, channel encoder and waterproof SMA antenna seat are respectively inserted into the corresponding through holes of the face shell, and the potentiometer switch is waterproof at this time. The ring, the channel encoder waterproof ring and the SMA antenna base waterproof ring are compressed between the face shell and the aluminum shell.

The waterproof structure of the PTT and the function buttons includes a stainless steel baffle with a first through hole and a second through hole, the two ends of the stainless steel baffle are respectively provided with protrusions; the surface shell is provided with two ends for fixing the stainless steel baffle Two raised limit gaps; the PTT silicone button is inserted from the PTT through hole of the face shell, and its neck is stuck in the PTT through hole of the face shell; the first button and the second button of the function button The buttons are respectively inserted through the two function key through holes of the face shell, and their respective necks are respectively stuck in the two function key through holes of the face shell; The corresponding two limit gaps are fixed inside. At this time, the PTT silicone button passes through the first through hole of the stainless steel baffle, and the first button and the second button of the function button respectively pass through the first through hole of the stainless steel baffle. The two through holes go through, and the stainless steel baffle presses the PTT silicone button and the first button and the second button of the function button on the inner side wall of the face shell.

The waterproof structure of the earphone interface includes a receiver circuit board, 3M double-sided adhesive tape and waterproof glue; the cover is provided with a receiver interface, and the outside of the cover at the receiver interface is provided with a plane for fixing the receiver circuit board; The 3M double-sided tape is pasted on the plane of the receiver interface of the face shell, the receiver circuit board is fixed on the plane of the receiver interface of the face shell, and the 3M double-sided tape is pressed tightly; the face The inner circle of the receiver interface of the shell is coated with the waterproof glue.

The waterproof structure of the loudspeaker includes waterproof glue; the loudspeaker is a waterproof loudspeaker; the edge of a ring of the loudspeaker fixed in the speaker slot of the face shell is coated with the waterproof glue.

The waterproof structure of the LED lamp post and the alarm button includes an alarm button cover and waterproof glue; the inner edge of the lamp post fixed on the lamp post hole of the face shell is coated with the waterproof glue; the alarm button includes The inner cavity and the central axis protruding from the bottom of the inner cavity, the inner wall of the inner cavity is symmetrically provided with two gaps outward; the alarm button block includes a through hole adapted to the central axis of the alarm button, A boss and two bosses adapted to the inner cavity of the alarm button, the free ends of each boss are provided with hooks; the alarm button is fixed in the alarm button hole of the face shell, and the alarm button The baffle is fastened on the alarm button, wherein the central axis of the alarm button is located in the through hole of the alarm button baffle, and the boss and two convex posts of the alarm button baffle are located in the alarm button. inside the cavity, and the hooks on the two protruding posts of the alarm button block respectively hook the two gaps in the inner cavity of the alarm button.

The battery cavity waterproof structure includes a battery waterproof ring; the battery upper cover is provided with a waterproof ring slot; the battery waterproof ring is set in the waterproof ring slot of the battery upper cover, and the battery upper cover is connected to the The battery lower cover is ultrasonically welded, at this time the ultrasonic plane of the battery lower cover is welded together with the corresponding ultrasonic plane of the battery upper cover, and the battery waterproof ring is squeezed into the waterproof ring groove of the battery upper cover Between the position and the inclined wall of the waterproof ring of the battery lower cover, a closed cavity is formed between the battery upper cover and the battery lower cover to meet the waterproof requirement.

Compared with the prior art, the present invention is provided with the beneficial effect of the waterproof structure walkie-talkie is:

1. Since the entire walkie-talkie is equipped with a waterproof structure between the face shell and the aluminum shell, metal electrode waterproof structure, antenna and knob waterproof structure, PTT and function button waterproof structure, earphone jack waterproof structure, speaker waterproof structure, LED lamp post and alarm The waterproof structure of the button and the waterproof structure of the battery cavity make the parts of the walkie-talkie in contact with water can achieve the waterproof effect, so that the whole walkie-talkie can reach the IPX7 waterproof standard;

2. Especially the waterproof structure between the face shell and the aluminum shell includes a waterproof ring and four screw waterproof rings, and the face shell is also provided with a ring of protrusions, so that it can ensure that the waterproof ring is pressed tightly on the protrusions and the surface shell. Between the slots around the aluminum shell, the waterproof effect is greatly improved after the aluminum shell and the face shell are fixed; while the intercom with the best waterproof effect in the prior art has no protrusions on the inside of the face shell, after assembly, the side wall of the face shell is waterproof. The ring is easily deformed to the outside under lateral extrusion, resulting in inconsistent pressure on the waterproof ring and failing to achieve complete waterproofing;

3. In particular, the metal electrode waterproof structure includes positive and negative pole brackets and positive and negative pole silicone pads, and two metal electrodes are injected into the positive and negative pole brackets to form an integral part, which greatly improves their waterproof effect; while the existing technology The positive and negative brackets and metal electrodes used in the walkie-talkie with the best waterproof effect are two separate parts, which are processed and assembled, and cannot meet the waterproof requirements at all;

4. In particular, the waterproof structure of the antenna and the knob includes the potentiometer switch waterproof ring, the channel encoder waterproof ring and the SMA antenna seat waterproof ring respectively sleeved on the potentiometer switch, the channel encoder and the SMA antenna seat, and the potentiometer switch , channel encoder, and SMA antenna base are waterproof potentiometer switch, waterproof channel encoder and waterproof SMA antenna base respectively, so that after they are assembled, the waterproof effect is greatly improved; and the waterproof ring design of the walkie-talkie with the best waterproof effect in the prior art The fit is not in place, and the potentiometer switch, channel encoder and SMA antenna base are not waterproof. Water can easily seep into the intercom from the positions of the three holes where they are assembled and their three parts, which will affect the normal operation of the intercom. use;

5. Especially the waterproof structure of PTT and function keys includes a stainless steel baffle, which presses the PTT silicone keys and function keys on the inner wall of the face shell, thereby improving the waterproof effect; while the existing technology has the best waterproof effect The walkie-talkie is not designed to install stainless steel baffles, and it completely relies on the PTT silicone buttons and the elastic force of the function buttons to cooperate with the face shell. Due to the loose fit, water seepage often occurs inside the walkie-talkie;

6. The waterproof structure of the earphone interface includes the receiver circuit board, 3M double-sided adhesive tape and waterproof glue. Using this structure can ensure that the entire earphone interface meets the waterproof requirements; while the walkie-talkie with the best waterproof effect in the prior art uses two-hole earphones and MIC. For the socket, use a silicone or other soft rubber cover to close the opening of the shell, and the waterproof effect is not ideal;

7. Especially the speaker used in the waterproof structure of the speaker is a waterproof speaker, and after the speaker is assembled, the edge of the speaker is coated with waterproof glue, which also improves the waterproof effect;

8. In particular, the waterproof structure of the LED lamp post and the alarm button includes an alarm button cover, which can press the alarm button to make it meet the waterproof requirements; It is covered with waterproof glue, which also improves the waterproof effect; while the walkie-talkie with the best waterproof effect in the prior art does not have an alarm button cover, and water is easy to seep into the walkie-talkie;

9. In particular, the waterproof structure of the battery cavity includes a battery waterproof ring, which can ensure that the upper battery cover and the lower battery cover are welded together by ultrasonic waves to form a closed cavity to meet the waterproof requirements; while the existing technology has a waterproof effect The best walkie-talkie does not have a battery waterproof ring, and the battery upper cover and battery lower cover only rely on ultrasonic welding to seal the battery cavity, which is difficult to meet the waterproof requirements, and the waterproof consistency is poor.

To sum up, the walkie-talkie of the present invention can reach the IPX7 waterproof standard, even if it is dropped into the water and soaked in the harsh environment, it can still communicate normally after being picked up, which solves the problem that the walkie-talkie in the prior art cannot be completely waterproof, and can be used in harsh and humid environments. environment.

【 Description of drawings 】

1 is a schematic diagram of an axonometric projection of a face shell 100 of a walkie-talkie provided with a waterproof structure according to the present invention;

Fig. 2 is a schematic diagram of the axonometric projection of the aluminum shell 200 of the walkie-talkie;

Fig. 3 is an orthographic rear view of the aluminum shell 200 shown in Fig. 2;

Fig. 4 is a schematic diagram of the axonometric projection of the waterproof ring 300 of the waterproof structure between the face shell and the aluminum shell of the walkie-talkie;

Fig. 5 is a schematic diagram of an axonometric projection of the screw 400 of the walkie-talkie;

Fig. 6 is a schematic diagram of the axonometric projection of the screw waterproof ring 500 of the waterproof structure between the face shell and the aluminum shell;

Fig. 7 is a schematic diagram of the axonometric projection of the positive and negative pole brackets 600 of the metal electrode waterproof structure of the walkie-talkie;

FIG. 8 is a front sectional view of the front projection of the positive and negative pole bracket 600 shown in FIG. 7;

Fig. 9 is a schematic diagram of the axonometric projection of the positive and negative silicone pads 700 of the metal electrode waterproof structure of the walkie-talkie;

FIG. 10 is a front view of the front projection of the positive and negative silicone pads 700 shown in FIG. 9;

Fig. 11 is a schematic diagram of the axonometric projection of the potentiometer switch waterproof ring 801 of the antenna and knob waterproof structure of the walkie-talkie;

Fig. 12 is a schematic diagram of the axonometric projection of the PTT silicone button 1200 of the walkie-talkie;

Fig. 13 is an orthographic front view of the PTT silicone button 1200 shown in Fig. 12;

Fig. 14 is a schematic diagram of the axonometric projection of the function button 1300 of the walkie-talkie;

Fig. 15 is an orthographic front view of the function button 1300 shown in Fig. 14;

Fig. 16 is a schematic diagram of the axonometric projection of the PTT of the walkie-talkie and the stainless steel baffle 1400 of the waterproof structure of the function buttons;

Fig. 17 is a schematic diagram of the axonometric projection of the receiver circuit board 1500 of the earphone interface waterproof structure of the walkie-talkie;

Fig. 18 is a schematic diagram of the axonometric projection of the speaker 1600 of the walkie-talkie;

Fig. 19 is a schematic diagram of an axonometric projection of the alarm button 1700 of the walkie-talkie;

Fig. 20 is a schematic diagram of the axonometric projection of the LED lamp post of the walkie-talkie and the alarm button block 1800 of the waterproof structure of the alarm button;

Fig. 21 is a schematic diagram of the axonometric projection of the lamp post 1900 of the walkie-talkie;

Fig. 22 is a schematic diagram of the axonometric projection of the battery waterproof ring 2000 of the waterproof structure of the battery cavity of the walkie-talkie;

Figure 23 is a schematic diagram of the axonometric projection of the battery cover 2100 of the walkie-talkie;

Figure 24 is a schematic diagram of the axonometric projection of the battery lower cover 2200 of the walkie-talkie;

Fig. 25 is a schematic cross-sectional axonometric projection diagram of the battery upper cover 2100 and the battery lower cover 2200 after ultrasonic welding;

FIG. 26 is a schematic diagram of an axonometric projection of the waterproof ring 300 installed on the aluminum shell 200;

Fig. 27 is a schematic diagram of the axonometric projection after the aluminum shell 200 and the face shell 100 are fixed;

FIG. 28 is a schematic diagram of a cross-sectional axonometric projection of the aluminum shell 200 and the face shell 100 fixed;

Figure 29 is an enlarged schematic view of part A of Figure 28;

FIG. 30 is a schematic diagram of an axonometric projection of the positive and negative pole brackets 600 and the positive and negative silica gel pads 700 installed on the aluminum shell 200; in the figure, the back of the aluminum shell 200 faces upward;

FIG. 31 is a schematic cross-sectional axonometric projection diagram of the positive and negative pole brackets 600 and the positive and negative pole silica gel pads 700 installed on the aluminum shell 200;

32 is a schematic diagram of an axonometric projection of the potentiometer switch 900, the channel encoder 1000 and the SMA antenna mount 1100 mounted on the aluminum shell 200;

33 is a schematic diagram of a cross-sectional axonometric projection of the potentiometer switch 900, the channel encoder 1000 and the SMA antenna mount 1100 mounted on the aluminum shell 200 and the face shell 100;

FIG. 34 is a schematic diagram of the axonometric projection of the PTT silicone button 1200 and the function button 1300 installed on the face shell 100;

FIG. 35 is a schematic diagram of another direction axonometric projection of the PTT silicone button 1200 and the function button 1300 installed on the face shell 100;

36 is a schematic diagram of the axonometric projection of the PTT silicone button 1200, the function button 1300 and the stainless steel baffle 1400 installed on the face shell 100;

Fig. 37 is a cross-sectional axonometric projection schematic diagram of the PTT silicone button 1200, the function button 1300 and the stainless steel baffle 1400 installed on the face shell 100;

FIG. 38 is a schematic diagram of an axonometric projection of the receiver circuit board 1500 mounted on the face shell 100;

FIG. 39 is a schematic diagram of an axonometric projection of the loudspeaker 1600 mounted on the face shell 100;

Fig. 40 is a schematic diagram of the axonometric projection of the alarm button 1700 and the lamp post 1900 ready to be installed on the face shell 100;

FIG. 41 is a schematic cross-sectional axonometric projection diagram of the alarm button 1700 , the lamp post 1900 and the alarm button cover 1800 mounted on the face shell 100 .

【Detailed ways】

The present invention will be described in further detail below in conjunction with each accompanying drawing.

Referring to Figures 1 to 41, the present invention relates to a walkie-talkie provided with a waterproof structure, including a face shell 100, an aluminum shell 200, a plurality of screws 400 for fixing the face shell 100 and the aluminum shell 200 together, and an internal Two metal electrodes 603 of threads 6031, host circuit board 2300, two screws for fixing and electrically connecting each metal electrode 603 on the host circuit board 2300, potentiometer switch 900, channel encoder 1000, SMA antenna base 1100, PTT silica gel Button 1200, a function button 1300 with a first button 1310 and a second button 1320, a speaker 1600 fixed in the speaker slot 115 of the face shell 100, an alarm alarm fixed in the alarm button hole 117 of the face shell 100 The button 1700, the lamp post 1900 fixed at the lamp post hole 116 of the face shell 100, and the battery upper cover 2100 and the battery lower cover 2200 welded together by ultrasonic waves; the above-mentioned parts are conventional parts of the walkie-talkie, and their assembly The positional relationship is a prior art, and will not be repeated here. The walkie-talkie also includes a waterproof structure between the face shell and the aluminum shell, a metal electrode waterproof structure, an antenna and a knob waterproof structure, a PTT and function button waterproof structure, an earphone jack waterproof structure, a speaker waterproof structure, an LED lamp post and an alarm button waterproof Structure and battery cavity waterproof structure.

Referring to Figures 1 to 6 and Figures 26 to 29, the waterproof structure between the face shell and the aluminum shell includes a waterproof ring 300 and four screw waterproof rings 500, the waterproof ring 300 includes a ring body 301 and is arranged on There are multiple positioning protrusions on the main body 301. There are seven positioning protrusions on the main body 301 of the waterproof ring 300 in FIG. A circle of steps 102 is provided on the four side walls inside the surface shell 100, and a circle of protrusions 101 is provided on the inner side of the steps 102; a circle of slots 201 is provided around the aluminum shell 200, and a ring connected to the slots 201 is provided. , the number is equal to the positioning protrusions on the main body 301 of the waterproof ring 300 and there are seven positioning holes corresponding to the positioning holes of the aluminum shell 200 in Map 2, which are positioning holes 202, 203, 204, 205, 206, 207 and 208; there are four screws 400, and each screw 400 neck is provided with a polished rod portion 401 adapted to the screw waterproof ring 500, and the four screw waterproof rings 500 are respectively set on the polished rod portion 401 of the four screws 400 Above: the main body 301 of the waterproof ring 300 is installed in the slot 201 of the aluminum shell 200, and at this time, the positioning protrusions on the main body 301 of the waterproof ring 300 are respectively located at the corresponding positioning positions of the aluminum shell 200. In the hole, the aluminum shell 200 and the waterproof ring 300 are installed together in the face shell 100, and then the aluminum shell 200 and the face shell 100 are fixed together by four screws 400 covered with the screw waterproof ring 500. At this time, the waterproof ring 300 is pressed between the protrusion 101 of a circle of steps of the face shell 100 and the circle of grooves 201 of the aluminum shell 200 . The waterproof structure between the face shell and the aluminum shell of the present invention can ensure that the waterproof ring 300 is pressed between the protrusion 101 of the face shell 100 and a circle of grooves 201 of the aluminum shell 200, so that the aluminum shell 200 and the face shell 100 fixed, the waterproof effect is greatly improved; while the intercom with the best waterproof effect in the prior art has no protrusion on the inside of the face shell, after assembly, the side wall of the face shell is easily deformed to the outside under the lateral extrusion of the waterproof ring, resulting in pressure on the waterproof ring The strength is inconsistent, and it cannot be completely waterproof.

Referring to Fig. 2, Fig. 3, Fig. 7 to Fig. 10, Fig. 30 and Fig. 31, the metal electrode waterproof structure includes a positive and negative electrode support 600 and a positive and negative electrode silicone pad 700; the positive and negative electrode support 600 includes a ring of steps The upper convex part 601 and the lower bottom part 602; the positive and negative silicone pads 700 include an inner frame 702 that forms a tight fit with the upper convex part 601 of the positive and negative electrode bracket 600, and a circle of concave cavities 701 are arranged on the outside, the concave cavity The cavity 701 divides the positive and negative silicone pads 700 into an upper part 703 and a lower part 704 connected together; two metal electrodes 603 are injected into the positive and negative bracket 600 to form an integral part; the aluminum shell 200 is provided with a positive Negative electrode opening 213, the surrounding side walls of the positive and negative electrode opening 213 are provided with a ring of protrusions 214 that are compatible with the circle of concave cavities 701 of the positive and negative electrode silicone pads 700, and the protrusions 214 connect the positive and negative electrode pads 700. The negative electrode opening 213 is divided into a back opening 2131 and a front opening 2132 which communicate with each other; the positive and negative silicon pads 700 are installed at the positive and negative openings 213 of the aluminum shell 200, wherein one of the positive and negative silicon pads 700 The ring concave cavity 701 is tightly locked in a ring of protrusions 214 at the positive and negative openings 213 of the aluminum shell 200, and its lower part 704 is tightly fitted at the back opening of the positive and negative openings 213 of the aluminum shell 200. 2131, its upper part 703 is located in the front opening 2132 of the positive and negative electrode opening 213 of the aluminum shell 200; inside the inner frame 702, and with the help of two screws passing through the two through holes on the host circuit board 2300 and screwing them into the internal threads 6031 of the two metal electrodes 603 respectively, so that each metal electrode 603 is fixed and electrically connected to the On the host circuit board 2300, at this time, the lower bottom 602 of the positive and negative pole support 600 has a stepped surface 6022 against the top surface of the upper part 703 of the positive and negative pole silicone pad 700, and the upper convex part of the positive and negative pole support 600 601 is tightly fitted in the inner frame 702 of the positive and negative silicone pads 700 . The metal electrode waterproof structure of the present invention greatly improves the waterproof effect of the walkie-talkie; while the positive and negative pole brackets and metal electrodes used in the walkie-talkie with the best waterproof effect in the prior art are two separate parts, which are processed and assembled. Does not meet the waterproof requirements.

Referring to Fig. 1 to Fig. 3, Fig. 11, Fig. 32 and Fig. 33, the waterproof structure of the antenna and the knob includes the waterproof ring of the potentiometer switch which is respectively set on the potentiometer switch 900, the channel encoder 1000 and the SMA antenna seat 1100 801, channel encoder waterproof ring 802 and SMA antenna seat waterproof ring 803; the potentiometer switch 900, channel encoder 1000, and SMA antenna seat 1100 are waterproof potentiometer switch 900, waterproof channel encoder 1000 and waterproof SMA antenna seat respectively 1100; the potentiometer switch 900 and the channel encoder 1000 are respectively fixed on the front end of the host circuit board 2300, and the SMA antenna seat 1100 is fixed on the antenna seat hole 215 at the front end of the aluminum shell 200 with screws 490; The potentiometer switch waterproof ring 801, the channel encoder waterproof ring 802 and the SMA antenna seat waterproof ring 803 are respectively set on the potentiometer switch 900, the channel encoder 1000 and the waterproof SMA antenna seat 1100, and the aluminum shell 200 is connected with the The face shell 100 is assembled, and the potentiometer switch 900, the channel encoder 1000 and the waterproof SMA antenna base 1100 are respectively inserted into the corresponding through holes 103, 104, 105 of the face shell 100. At this time, the potentiometer The waterproof ring 801 of the switch, the waterproof ring 802 of the channel encoder and the waterproof ring 803 of the SMA antenna seat are pressed between the surface shell 100 and the aluminum shell 200 . The antenna and knob waterproof structure of the present invention greatly improves the waterproof effect of the walkie-talkie; while the design of the waterproof ring of the walkie-talkie with the best waterproof effect in the prior art is not in place, and the potentiometer switch, channel encoder and SMA antenna base They are not waterproof themselves, and water can easily penetrate into the walkie-talkie from the positions of the three holes where they are assembled and their three parts, which will affect the normal use of the walkie-talkie.

Referring to Fig. 1, Fig. 12 to Fig. 16 and Fig. 34 to Fig. 37, the waterproof structure of PTT and function keys includes a stainless steel baffle 1400 with a first through hole 1403 and a second through hole 1404, and the stainless steel baffle 1400 has two ends Protrusions 1401, 1402 are respectively provided; the face shell 100 is provided with two limit gaps 109, 110 for fixing the protrusions 1401, 1402 at both ends of the stainless steel baffle 1400; the PTT silicone button 1200 is removed from the face shell 100 through the PTT through hole 106, and its neck 1201 is stuck in the PTT through hole 106 of the face shell 100; The function key through holes 107, 108 are inserted, and their respective necks 1311, 1322 are respectively stuck in the two function key through holes 107, 108 of the face shell 100; Insert and fix in the two limit gaps 109 and 110 corresponding to the face shell 100. At this time, the PTT silicone button 1200 passes through the first through hole 1403 of the stainless steel stopper 1400, and the first button of the function button 1300 1310 and the second button 1320 pass through the second through hole 1404 of the stainless steel stopper 1400 respectively, and the stainless steel stopper 1400 connects the first button 1310 and the second button of the PTT silicone button 1200 and the function button 1300 1320 is pressed against the inner wall of the face shell 100 . The PTT and function button waterproof structure of the present invention also improves the waterproof effect of the walkie-talkie; while the walkie-talkie with the best waterproof effect in the prior art is not designed to install stainless steel baffles, it depends entirely on the elastic force and function of the PTT silicone button and the function button itself. Due to the tight fit of the face shell, water seeps into the interior of the walkie-talkie often occurs.

Referring to Fig. 1, Fig. 17, Fig. 35 and Fig. 38, the waterproof structure of the earphone interface includes a receiver circuit board 1500, 3M double-sided adhesive tape and waterproof adhesive; The outside of the face shell 100 is provided with a plane 111 for fixing the receiver circuit board 1500; the 3M double-sided tape is attached to the plane 111 of the receiver interface 112 of the face shell 100, and the receiver circuit board 1500 is fixed on The surface 111 of the receiver interface 112 of the face shell 100 is pressed against the 3M double-sided adhesive tape; the inner circle of the receiver interface 112 of the face shell 100 is coated with the waterproof adhesive. The earphone interface waterproof structure of the present invention can ensure that the entire earphone interface of the walkie-talkie meets the waterproof requirement; while the walkie-talkie with the best waterproof effect in the prior art uses a two-hole earphone and a MIC socket, and uses a silicone or other soft rubber material The cover of the cover closes the opening of the face shell, and the waterproof effect is not ideal.

Referring to Fig. 1, Fig. 18 and Fig. 39, the waterproof structure of the speaker includes waterproof glue; the speaker 1600 is a waterproof speaker; the edge of the speaker 1600 fixed in the speaker slot 115 of the cover 100 is coated with The waterproof glue. The speaker waterproof structure of the present invention also improves the waterproof effect of the walkie-talkie; however, the speaker 1600 used in the walkie-talkie with the best waterproof effect in the prior art is not a waterproof speaker, nor is it coated with waterproof glue, so the waterproof effect is not ideal.

Referring to Fig. 19 to Fig. 21, Fig. 40 and Fig. 41, the waterproof structure of the LED lamp post and the alarm button includes an alarm button cover 1800 and waterproof glue; The inner edge is coated with the waterproof glue; the alarm button 1700 includes an inner cavity 1702 and a central axis 1703 protruding from the bottom of the inner cavity 1702, and the inner wall of the inner cavity 1702 is symmetrically provided with two gaps outward 1704; the alarm button cover 1800 includes a through hole 1803 adapted to the central axis 1703 of the alarm button 1700, a boss 1802 adapted to the inner cavity 1702 of the alarm button 1700, and two protrusions 1801, The free end of each protruding post 1801 is provided with a hook 1804; the alarm button 1700 is fixed on the alarm button hole 117 of the face shell 100, and the alarm button cover 1800 is buckled on the alarm button 1700, wherein the alarm button 1700 The central axis 1703 of the alarm key 1700 is located in the through hole 1803 of the alarm key block 1800, and the boss 1802 and two protrusions 1801 of the alarm key block 1800 are located in the inner cavity 1702 of the alarm key 1700 , and the hooks 1804 on the two bosses 1801 of the alarm key block 1800 respectively hook the two gaps 1704 in the inner cavity 1702 of the alarm key 1700 . The alarm button cover of the waterproof structure of the LED lamp post and the alarm button of the present invention can press the alarm button to make it meet the waterproof requirement; and after the lamp post is assembled, the inner edge of the lamp post is coated with waterproof glue, The waterproof effect is also improved; however, the intercom with the best waterproof effect in the prior art does not have an alarm button block, and water easily seeps into the intercom.

Referring to Fig. 22 to Fig. 25, the waterproof structure of the battery cavity includes a battery waterproof ring 2000; the battery upper cover 2100 is provided with a waterproof ring slot 2101; In the ring slot 2101, the battery upper cover 2100 is ultrasonically welded to the battery lower cover 2200. At this time, the ultrasonic plane 2202 of the battery lower cover 2200 is welded to the corresponding ultrasonic plane 2102 of the battery upper cover 2100. In one piece, the battery waterproof ring 2000 is squeezed between the waterproof ring slot 2101 of the battery upper cover 2100 and the waterproof ring inclined wall 2201 of the battery lower cover 2200, so that the battery upper cover 2100 and the battery lower cover A closed cavity is formed between the covers 2200 to meet the waterproof requirement. The battery waterproof ring of the battery cavity waterproof structure of the present invention can ensure that the battery upper cover and the battery lower cover are welded together by ultrasonic waves to form a closed cavity to meet the waterproof requirements; while the walkie-talkie with the best waterproof effect in the prior art Without the battery waterproof ring, the upper battery cover and the lower battery cover only rely on ultrasonic welding to seal the battery cavity, which is difficult to meet the waterproof requirements, and the waterproof consistency is poor.

The walkie-talkie with the best waterproof effect in the existing technology can only make the walkie-talkie meet the requirement of being able to be washed with water. If the user accidentally drops the whole machine into the water, the host or battery will be damaged, and it can no longer be used for calls and must be repaired. to make a call. And each waterproof structure of the walkie-talkie of the present invention makes the battery and other parts of the walkie-talkie all form a closed cavity, which can fully achieve the waterproof effect; the walkie-talkie of the present invention is soaked in water one meter deep for about 30 minutes, and the communication is normal , the electrical performance indicators are normal, the pass rate of the waterproof test in mass production is above 98%, and the waterproof effect is good according to customer feedback.

The above examples have only expressed the preferred implementation of the present invention, and its description is relatively specific and detailed, but it should not be interpreted as limiting the patent scope of the present invention; it should be noted that for those of ordinary skill in the art, in Under the premise of not departing from the concept of the present invention, several modifications and improvements can also be made, which all belong to the protection scope of the present invention; therefore, all equivalent transformations and modifications made with the scope of the claims of the present invention shall belong to the rights of the present invention required coverage.

Claims (9)

1. intercom that is provided with waterproof construction, comprise face-piece (100), aluminum hull (200), many the screws (400) that described face-piece (100) and aluminum hull (200) are fixed together, be provided with two metal electrodes (603) of internal thread (6031), host circuit board (2300), each metal electrode (603) fixedly is connected electrically in two screws on the host circuit board (2300), potentiometer switch (900), channel encoder (1000), SMA antenna pedestal (1100), PTT silica gel push-button (1200), be provided with the function button (1300) of the first button (1310) and the second button (1320), be fixed on the loud speaker (1600) of tank position (115) of raising one's voice of described face-piece (100), be fixed on described face-piece (100) warning key hole position (117) warning button (1700) and be fixed on the lamppost (1900) of the position, lamppost hole (116) of described face-piece (100), and with ultrasonic fusing cell cover (2100) and battery lower cover (2200) together; It is characterized in that:

Also comprise waterproof construction, metal electrode waterproof construction, antenna and turn button waterproof structure, PTT and function button waterproof construction, earphone interface waterproof construction, loud speaker waterproof construction, LED lamppost and warning key water-proof structure and battery cavity waterproof construction between face-piece and the aluminum hull.

2. the intercom that is provided with waterproof construction according to claim 1 is characterized in that:

Waterproof construction between described face-piece and the aluminum hull comprises water proof ring (300) and four screw water proof rings (500), and described water proof ring (300) comprises a circle main body (301) and is arranged on many places positioning convex on this main body (301); Inboard four sidewalls of described face-piece (100) are provided with a circle step (102), and this step (102) inner edge is provided with a circle projection (101); Described aluminum hull (200) is provided with a ring recess position (201) all around, and is provided with the equal and adaptive location hole of positioning convex on the main body (301) that be connected with this groove position (201), quantity and water proof ring (300); Described screw (400) has four, each screw (400) neck is provided with the polished rod section (401) adaptive with described screw water proof ring (500), and four screw water proof rings (500) are enclosed within respectively in the polished rod section (401) of four screws (400); The main body (301) of described water proof ring (300) is installed in the groove position (201) of described aluminum hull (200), each positioning convex on the main body (301) of described water proof ring this moment (300) lays respectively in each location hole corresponding to described aluminum hull (200), described aluminum hull (200) is installed in the described face-piece (100) with water proof ring (300), have the screw (400) of screw water proof ring (500) that described aluminum hull (200) and face-piece (100) are fixed together by four covers again, described water proof ring this moment (300) is pressed in one of described face-piece (100) and encloses between the ring recess position (201) of the projection of step (101) and described aluminum hull (200).

3. the intercom that is provided with waterproof construction according to claim 1 is characterized in that:

Described metal electrode waterproof construction comprises both positive and negative polarity support (600) and both positive and negative polarity silicagel pad (700); Described both positive and negative polarity support (600) comprises upper convex portion (601) and the lower bottom part (602) that forms a circle step; Described both positive and negative polarity silicagel pad (700) comprise with described both positive and negative polarity support (600) on protuberance (601) form friction tight inside casing (702), and the outside be provided with one the circle cavity (701), this cavity (701) is divided into described both positive and negative polarity silicagel pad (700) top (703) and bottom (704) that are linked together; Two metal electrodes (603) are injection-moulded in and form an one-piece parts in the described both positive and negative polarity support (600); Described aluminum hull (200) is provided with both positive and negative polarity opening (213), sidewall is provided with a circle projection (214) suitable with a circle cavity (701) of described both positive and negative polarity silicagel pad (700) around this both positive and negative polarity opening (213), and this projection (214) is divided into described both positive and negative polarity opening (213) backside openings (2131) and the front openings (2132) that is interconnected; Described both positive and negative polarity silicagel pad (700) is installed on the both positive and negative polarity opening (213) of described aluminum hull (200) and locates, one circle cavity (701) of wherein said both positive and negative polarity silicagel pad (700) closely is stuck in the circle projection (214) that the both positive and negative polarity opening (213) of described aluminum hull (200) locates, its underpart (704) is positioned at the backside openings (2131) that the both positive and negative polarity opening (213) of described aluminum hull (200) is located tightly, and its top (703) are positioned at the front openings (2132) that the both positive and negative polarity opening (213) of described aluminum hull (200) is located; Described both positive and negative polarity support (600) is in the inside casing (702) of the inboard described both positive and negative polarity silicagel pad of threading of described aluminum hull (200) (700), and by two screws each metal electrode (603) fixedly is connected electrically on the described host circuit board (2300), lower bottom part (602) step surface (6022) of described both positive and negative polarity support this moment (600) withstands on top (703) end face of described both positive and negative polarity silicagel pad (700), and the upper convex portion (601) of described both positive and negative polarity support (600) is positioned at the inside casing (702) of described both positive and negative polarity silicagel pad (700) tightly.

4. the intercom that is provided with waterproof construction according to claim 1 is characterized in that:

Described antenna and turn button waterproof structure comprise potentiometer switch water proof ring (801), channel encoder water proof ring (802) and the SMA antenna pedestal water proof ring (803) that is enclosed within respectively on described potentiometer switch (900), channel encoder (1000) and the SMA antenna pedestal (1100); Described potentiometer switch (900), channel encoder (1000), SMA antenna pedestal (1100) are respectively waterproof potentiometer switch (900), waterproof channel encoder (1000) and waterproof SMA antenna pedestal (1100); Described potentiometer switch (900) and channel encoder (1000) are separately fixed at described host circuit board (2300) front end, and described SMA antenna pedestal (1100) is fixed on the antenna pedestal hole (215) of described aluminum hull (200) front end with screw (490); With described potentiometer switch water proof ring (801), channel encoder water proof ring (802) and SMA antenna pedestal water proof ring (803) are enclosed within respectively described potentiometer switch (900), on channel encoder (1000) and the waterproof SMA antenna pedestal (1100), described aluminum hull (200) assembles with described face-piece (100) again, described potentiometer switch (900), channel encoder (1000) is inserted into respectively the corresponding through hole (103 of described face-piece (100) with waterproof SMA antenna pedestal (1100), 104,105) in, this moment described potentiometer switch water proof ring (801), channel encoder water proof ring (802) and SMA antenna pedestal water proof ring (803) are pressed between described face-piece (100) and the aluminum hull (200).

5. the intercom that is provided with waterproof construction according to claim 1 is characterized in that:

Described PTT and function button waterproof construction comprise the stainless steel catch (1400) that is provided with the first through hole (1403) and the second through hole (1404), and this stainless steel catch (1400) two is respectively equipped with projection (1401,1402); Described face-piece (100) is provided with the two spacing breach (109,110) that are used for fixing described stainless steel catch (1400) two projection (1401,1402); Described PTT silica gel push-button (1200) inserts from the PTT through hole (106) of described face-piece (100), and its neck (1201) is stuck in the PTT through hole (106) of described face-piece (100); First button (1310) of described function button (1300) and the second button (1320) insert from the two function key through holes (107,108) of described face-piece (100) respectively, and its neck (1311,1322) separately is stuck in the two function key through holes (107,108) of described face-piece (100); Two projection (1401 of described stainless steel catch (1400), 1402) insert respectively two spacing breach (109 corresponding to described face-piece (100), 110) fixing in, described PTT silica gel push-button this moment (1200) passes through from first through hole (1403) of described stainless steel catch (1400), first button (1310) of described function button (1300) and the second button (1320) pass through from second through hole (1404) of described stainless steel catch (1400) respectively, and described stainless steel catch (1400) is pressed on the first button (1310) and second button (1320) of described PTT silica gel push-button (1200) and described function button (1300) on the madial wall of described face-piece (100).

6. the intercom that is provided with waterproof construction according to claim 1 is characterized in that:

Described earphone interface waterproof construction comprises receiver circuit board (1500), 3M double faced adhesive tape and marine glue; Described face-piece (100) is provided with receiver interface (112), and described face-piece (100) outside that this receiver interface (112) is located is provided with the plane (111) that is used for fixing described receiver circuit board (1500); Described 3M double faced adhesive tape is located on the plane (111) of the receiver interface (112) of described face-piece (100), described receiver circuit board (1500) is fixed on the plane (111) of the receiver interface (112) of described face-piece (100) and locates, and compresses described 3M double faced adhesive tape; The inboard circle of the receiver interface (112) of described face-piece (100) is coated with described marine glue.

7. the intercom that is provided with waterproof construction according to claim 1 is characterized in that:

Described loud speaker waterproof construction comprises marine glue; Described loud speaker (1600) is water-proof loudspeaker; Described loud speaker (1600) the one circle edge coateds that are fixed on the tank position (115) of raising one's voice of described face-piece (100) have described marine glue.

8. the intercom that is provided with waterproof construction according to claim 1 is characterized in that:

Described LED lamppost and warning key water-proof structure comprise warning button catch (1800) and marine glue; The inboard circle edge coated of lamppost (1900) that is fixed on the position, lamppost hole (116) of described face-piece (100) has described marine glue; Described warning button (1700) comprises inner chamber (1702) and the central shaft (1703) that stretches out from this inner chamber (1702) bottom, and described inner chamber (1702) inwall outwards is provided with two breach (1704) symmetrically; Described warning button catch (1800) comprise with described warning button (1700) among the adaptive through hole (1803) of axle (1703), with described warning button (1700) within adaptive boss (1802) and two projections (1801) in chamber (1702), the free end of each projection (1801) is provided with hook part (1804); Described warning button (1700) is fixed on the warning key hole position (117) of described face-piece (100), described warning button catch (1800) is buckled on the described warning button (1700), the central shaft (1703) of wherein said warning button (1700) is positioned at the through hole (1803 of described warning button catch (1800), the boss (1802) of described warning button catch (1800) and two projections (1801) are positioned at the inner chamber (1702) of described warning button (1700), and two breach (1704) of chamber (1702) within the described warning button (1700) are caught on respectively in the hook part (1804) on two projections (1801) of described warning button catch (1800).

9. the intercom that is provided with waterproof construction according to claim 1 is characterized in that:

Described battery cavity waterproof construction comprises battery waterproof circle (2000); Described cell cover (2100) is provided with waterproof ring recess position (2101); Described battery waterproof circle (2000) is enclosed within the waterproof ring recess position (2101) of described cell cover (2100), described cell cover (2100) carries out ultrasonic fusing with described battery lower cover (2200) again, plane of ultrasound (2202) plane of ultrasound (2102) welding corresponding with described cell cover (2100) of described battery lower cover this moment (2200) is integrated, described battery waterproof circle (2000) is compressed between the water proof ring skew wall (2201) of the waterproof ring recess position (2101) of described cell cover (2100) and described battery lower cover (2200), makes to form an airtight cavity between described cell cover (2100) and the battery lower cover (2200) and reach waterproof requirement.

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