CN202816395U - Bicycle navigator with waterproof function - Google Patents

Abstract

The utility model discloses a bicycle navigator with waterproof function, which can be used for a bicycle navigator, the bicycle navigator comprises a shell, a display screen, an operation key, a storage battery and a circuit board are arranged in the shell, the shell comprises a first shell and a second shell, the first shell and the second shell are hermetically clamped and form an accommodating cavity for installing the display screen, the operation keys, the storage battery and the circuit board, and the first shell comprises a hard shell forming the accommodating cavity and a soft shell integrally formed outside the hard shell, the hard shell is provided with a key hole corresponding to the operation key, the soft shell is provided with a seamless key corresponding to the key hole, the operation key penetrates through the key hole and is positioned in the seamless key, so that an opening caused by the key is not formed in the whole first shell, and the waterproof sealing performance is good.

Description

Bike navigator with waterproof function

technical field

The utility model relates to a bicycle navigator, in particular to a bicycle navigator with waterproof function.

Background technique

With the continuous development of science and technology, the application of Global Positioning System (GPS) technology is becoming more and more extensive, and more and more products are developed based on the above two technologies, such as navigator is one of them One, as an essential equipment when people travel, navigators are generally used for accurate positioning, navigation and entertainment. Sometimes in order to better experience the breath of nature, people often give up driving and travel by bicycle, so that the research and use of bicycle navigators are more and more like this. Installed in a casing, however, in order to prevent the navigator from getting wet or raining or entering water, the casing needs to be sealed. In order to facilitate installation and sealing, the casing includes an upper casing and a lower casing, the upper casing and the lower casing. The lower shell is sealed and snapped together. However, since buttons are generally provided on the bicycle navigator, the housing often has an opening at the place where the button is located, thereby affecting the waterproof performance of the bicycle navigator. However, this type of bicycle navigator often works normally due to water ingress and damp, so there is an urgent need for a bicycle navigator with good waterproof performance.

Utility model content

The purpose of the utility model is to provide a bicycle navigator, which has good waterproof performance and is not afraid of rain or water falling.

In order to realize the purpose, the utility model discloses a bicycle navigator with waterproof function, which comprises a casing, a display screen, operation buttons, a battery and a circuit board are installed in the casing, and the casing includes a first casing and a second shell, the first shell and the second shell are hermetically engaged and form an accommodating cavity for installing the display screen, operation keys, battery and circuit board, and the first shell includes a cavity forming the accommodating cavity The hard shell and the soft shell integrally formed outside the hard shell, the hard shell is provided with button holes corresponding to the operation buttons, and the position of the soft shell relative to the button holes is formed with seamless keys , the operation key passes through the key hole and is located in the seamless key.

Compared with the prior art, the bicycle navigator of the utility model is composed of the first shell and the second shell which are sealed and engaged, and the first shell with the operation buttons is composed of an integrally formed hard shell and soft shell. The operation buttons protrude from the hard shell and are located at the seamless keys of the soft shell. The seamless keys of the soft shell are directly formed on the soft shell, so that there is no opening caused by the keys on the entire first shell, and the waterproof and sealing performance is good. Not afraid of rain or damp, even if the entire bicycle navigator falls into the water, it will not stop working due to water ingress.

Preferably, the first shell is a lower shell, the second shell is an upper shell, a glass window is provided on the upper shell, and the display screen is exposed at the glass window, and the glass window is effective The display screen is protected, and the sealing performance of the bicycle navigator of the utility model is further increased to prevent water from entering the display screen.

Preferably, the lower shell is provided with an interface slot, the input and output interfaces on the circuit board are exposed at the interface slot, and the interface slot of the lower shell is provided with a The soft rubber cover of the interface slot. In order to conveniently charge the battery or output the data in the bicycle navigator, the bicycle navigator must be provided with some input and output interfaces, such as USB interface, SD card holder and other interfaces

Specifically, an isolation block is provided at the bottom of the groove of the accommodation chamber, and the isolation block divides the accommodation chamber into an independent main accommodation chamber and a secondary accommodation chamber, and the circuit board includes a main circuit board and an installation input and output chamber. The auxiliary circuit board of the interface, the main circuit board is installed in the main accommodation chamber, and the auxiliary circuit board is installed in the auxiliary accommodation chamber. This solution makes the bicycle navigator fall into the water even when the soft rubber cover is opened. , the main circuit board of the circuit board is also in a sealed state, and the normal operation of the bicycle navigator will not be affected by falling into or entering water.

Preferably, a slot is provided at the joint between the lower case and the upper case, and a waterproof rubber ring is installed in the slot, so that the waterproof rubber ring seals the housing.

Preferably, the display screen is a touch display screen, and the touch display screen includes an LCD display screen and a touch sensing layer.

Specifically, the upper case includes an upper cover and a glass cover, the upper cover is engaged with the lower case, and the upper cover is provided with a mounting groove for installing the glass cover and opening on the upper cover. The opening in the installation groove and corresponding to the glass window, the glass cover is provided with the glass window and fixed in the installation groove, the LCD display is located in the upper cover and passes through the The opening is exposed at the glass window, the touch sensing layer is arranged on the glass cover, and the flexible connecting plate of the touch sensing layer is drawn out from the bottom of the glass cover, and the installation groove A through connection hole is opened on the bottom of the groove, and the flexible connection board passes through the connection hole and is connected with the circuit board. In order to connect the touch-sensitive layer to the circuit board conveniently, the flexible connection board (FPC) is generally drawn from the side wall of the glass cover with the touch-sensitive layer, and the flexible connection board is inevitably sandwiched between the glass cover and the installation groove. place, thereby affecting the sealing of the upper cover, and water vapor is likely to enter the accommodating cavity of the bicycle navigator from the gap between the glass cover and the installation groove, and this solution introduces the flexible connecting plate from the bottom of the glass cover, so that The connection between the glass cover plate and the installation groove is still in a sealed state, ensuring the airtightness of the bicycle navigator.

Preferably, several anti-slip grooves are recessed on both sides of the lower surface of the housing, which is convenient for users to grasp.

Preferably, the casing is provided with a sound hole, and the sound hole is provided with a waterproof and breathable film to further improve the waterproofness of the bicycle navigator.

Preferably, the seamless button is arranged on the side of the soft shell, so as to facilitate pressing the operation button.

Preferably, the housing is provided with a mounting hole for connecting the hanging ring and the back clip.

Of course, the application of the utility model is not limited to the bicycle navigator, and can also be applied to other electronic products such as mobile phones and MP4s.

Description of drawings

Fig. 1 is a perspective view of the bicycle navigator described in the utility model.

Fig. 2 is another perspective view of the bicycle navigator of the present invention.

FIG. 3 is an exploded schematic view of FIG. 1 .

FIG. 4 is an exploded schematic view of FIG. 2 .

Fig. 5 is a schematic diagram of the bicycle navigator of the present invention installed in the back clip.

FIG. 6 is an exploded perspective view of FIG. 5 .

Fig. 7a is a schematic view of the front structure of the main circuit board of the present invention.

Fig. 7b is a schematic diagram of the reverse structure of the main circuit board of the present invention.

Fig. 8a is a schematic view of the front structure of the secondary circuit board of the present invention.

Fig. 8b is a schematic diagram of the structure of the reverse side of the secondary circuit board of the present invention.

Detailed ways

In order to describe the technical content, structural features, achieved goals and effects of the present utility model in detail, the following will be described in detail in conjunction with the embodiments and accompanying drawings.

Referring to Fig. 1 to Fig. 6, the utility model discloses a bicycle navigator 100 with a waterproof function, comprising a housing 11, a display screen 12, operation buttons 13, a battery 10 and a circuit board 14 are installed in the housing 11 , the housing 11 includes a first shell 21 and a second shell 22, the first shell 21 and the second shell 22 are hermetically engaged and formed to install the display screen 12, the operation buttons 13, the battery 10 and the circuit board 14, and the first shell 21 includes a hard shell 211 forming the accommodating cavity 23 and a soft shell 212 integrally formed outside the hard shell 211, and the hard shell 211 is provided with a The button hole 213 corresponding to the operation button 13, the position of the soft shell 212 relative to the button hole 213 is formed with a seamless button 214, and the operation button 13 passes through the button hole 213 and is located in the seamless button 214 inside. Wherein, the hard shell 211 and the soft shell 212 can be processed by two-color injection molding process.

Preferably, referring to Fig. 1 to Fig. 4, the first shell 21 is the lower shell 21, the second shell 22 is the upper shell 22, the upper shell 22 is provided with a glass window 231, and the display screen 12 is exposed at the glass window 231. Wherein, the display screen 12 is a touch display screen 12 , and the touch display screen 12 includes an LED display screen 121 and a touch sensing layer 122 . Specifically, the upper case 22 includes an upper cover 221 and a glass cover 222, the upper cover 221 is engaged with the lower case 21, and the upper cover 221 is provided with a hole for installing the glass cover 222. The installation groove 232 and the opening 233 opened in the installation groove 232 and corresponding to the glass window 231, the glass cover plate 222 is provided with the glass window 231 and fixed in the installation groove 232, The LCD display 121 is located in the upper cover 221 and exposed to the glass window 231 through the opening 233, the touch sensing layer 122 is arranged on the glass cover 222, and is formed by the The flexible connecting plate 123 of the touch-sensitive layer 122 is led out from the bottom of the glass cover 222, and the bottom of the installation groove 232 is provided with a through connecting hole 234, and the flexible connecting plate 123 passes through the connecting hole 234 and It is connected with the circuit board 14 . Wherein, the seamless button 214 is arranged on the side of the soft shell 212 to facilitate pressing the operation button 13 .

Preferably, referring to FIG. 2 and FIG. 4 , the lower shell 21 is provided with an interface slot 242, and the input and output interfaces 151, 152 on the circuit board 14 are exposed at the interface slot 242, and the lower shell 21 The interface groove 242 is provided with a soft rubber cover 16 that matches the interface groove 242 and seals the interface groove 242 . Wherein, the input and output interfaces are interfaces such as USB interface 151, SD card holder 152, etc.

Specifically, referring to FIG. 3 , the bottom of the housing chamber 23 is provided with an isolation block 25, and the isolation block 25 divides the housing chamber 23 into an independent main housing chamber 251 and a secondary housing chamber 252. Referring to FIG. 7a to FIG. 8b, the circuit board 14 includes a main circuit board 141 and a sub-circuit board 142 for installing input and output interfaces 151, 152, the main circuit board 141 is installed in the main accommodating cavity 251, and the sub-circuit board 142 is installed in the secondary housing cavity 252, this solution makes the bicycle navigator 100 fall into the water when the soft rubber cover 16 is opened, the main circuit board 141 is also in a sealed state, and will not be affected by falling or entering water. The bicycle navigator 100 works normally.

Preferably, referring to FIG. 3 and FIG. 4 , a slot 241 is provided at the joint between the lower shell 21 and the upper shell 22, and a waterproof rubber ring 15 is installed in the slot 241, so that the waterproof The rubber ring 15 seals the housing 11 .

Preferably, referring to FIG. 2 and FIG. 4 , several anti-slip grooves 261 are recessed on both sides of the lower surface of the housing 11 , which is convenient for users to grasp. Wherein, the anti-skid grooves 261 are provided on both sides of the lower surface of the soft shell.

Preferably, referring to Fig. 2 and Fig. 4, the housing 11 is provided with a sound hole 262, and the sound hole 262 is provided with a waterproof and breathable film (not shown in the figure), through which the sound hole 262 can balance the internal and external conditions of the housing. air pressure.

Referring to FIG. 2 and FIG. 4 , an installation hole 243 is opened on the housing, and the installation hole 243 can be used for connecting the hanging ring 31 . Referring to FIG. 5 and FIG. 6 , the mounting hole 243 can also be used for connecting the back clip 32 .

Referring to Fig. 7a and Fig. 7b, central processing unit 41, flash memory 421, memory 422, operation button 13, GPS antenna 431, GPS receiving unit 432, RF module 44, gravity sensor 451, Geomagnetic sensor 452 , air pressure sensor 453 , LCD seat 461 , board-to-board connector 481 and buzzer 47 , and the reverse side of the main circuit board 141 is installed with TP seat 462 .

Referring to Fig. 8 a and Fig. 8 b, USB interface 151 and SD card holder 152 are installed on the front side of described sub-circuit board 142, board-to-board connector 482 is installed on the back side of described sub-circuit board 142, described main circuit board 141 and The secondary circuit board 142 is connected together through board-to-board connectors 481 , 482 , and the storage battery 10 is used to supply power to the circuit board 14 and the display screen 12 .

What is disclosed above is only the preferred embodiment of the present utility model, and of course the scope of rights of the present utility model cannot be limited with this. Therefore, the equivalent changes made according to the patent scope of the utility model still belong to the scope covered by the utility model .

Claims (9)

1. bicycle navigation instrument with water-proof function, comprise housing, in the described housing display screen is installed, operation push-button, accumulator and circuit board, it is characterized in that: described housing comprises the first shell and the second shell, described the first shell and described the second shell sealed card merge to form installs described display screen, operation push-button, the container cavity of accumulator and circuit board, and described the first shell comprises the duricrust that forms described container cavity and is shaped in the outer soft shell of described duricrust, offer the key hole corresponding with described operation push-button on the described duricrust, described soft shell is formed with seamless key with respect to the position of described key hole, and described operation push-button passes described key hole and is positioned at described seamless key.

2. the bicycle navigation instrument with water-proof function as claimed in claim 1, it is characterized in that: described the first shell is lower casing, and described the second shell is upper casing, and described upper casing is provided with glass window, and described display screen is revealed in described glass window place.

3. the bicycle navigation instrument with water-proof function as claimed in claim 2, it is characterized in that: offer interface slot on the described lower casing, IO interface on the described circuit board is revealed in described interface slot place, and the interface slot of described lower casing is provided with the flexible glue lid that matches with described interface slot and seal described interface slot.

4. the bicycle navigation instrument with water-proof function as claimed in claim 3, it is characterized in that: the bottom land of described container cavity is provided with the isolation block, described isolation block is divided into independently main container cavity and secondary container cavity with described container cavity, described circuit board comprises main circuit board and the secondary circuit board of IO interface is installed, described main circuit board is installed in the described main container cavity, and described secondary circuit board is installed in the described secondary container cavity.

5. the bicycle navigation instrument with water-proof function as claimed in claim 2, it is characterized in that: described lower casing offers draw-in groove with the place that engages of described upper casing, in the described draw-in groove waterproof apron is installed, so that described waterproof apron seals described housing.

6. the bicycle navigation instrument with water-proof function as claimed in claim 2, it is characterized in that: described display screen is touch display screen, and described touch display screen comprises LCD display and touch sensitive layer.

7. the bicycle navigation instrument with water-proof function as claimed in claim 6, it is characterized in that: described upper casing comprises loam cake and glass cover-plate, described loam cake is sticked on the described lower casing, and cover on described and offer the mounting groove that described glass cover-plate is installed and be opened in the interior and perforate corresponding with described glass window of described mounting groove, described glass cover-plate is provided with described glass window and is fixed in the described mounting groove, described LCD display is positioned at described loam cake and is revealed in described glass window place by described perforate, described touch sensitive layer is located on the described glass cover-plate, and drawn the flexible connecting plate of described touch sensitive layer by the below of described glass cover-plate, offer the connecting hole that runs through on the bottom land of described mounting groove, described flexible connecting plate passes described connecting hole and links to each other with described circuit board.

8. the bicycle navigation instrument with water-proof function as claimed in claim 1, it is characterized in that: described housing is provided with sound hole, and described sound hole is provided with waterproof breathable membrane.

9. the bicycle navigation instrument with water-proof function as claimed in claim 1, it is characterized in that: described seamless key is located at the sidepiece of described soft shell.

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