CN107149409B

CN107149409B - Intelligent electric cooker

Info

Publication number: CN107149409B
Application number: CN201610121962.1A
Authority: CN
Inventors: 程永康; 王小鹰; 郭雄伟; 李福友; 杨保民; 张垚; 李景文
Original assignee: Midea Group Co Ltd; Foshan Shunde Midea Electrical Heating Appliances Manufacturing Co Ltd
Current assignee: Midea Group Co Ltd; Foshan Shunde Midea Electrical Heating Appliances Manufacturing Co Ltd
Priority date: 2016-03-03
Filing date: 2016-03-03
Publication date: 2021-01-12
Anticipated expiration: 2036-03-03
Also published as: CN107149409A

Abstract

The invention relates to an intelligent electric cooker, which comprises a cooker body and a cooker cover, wherein the cooker cover is arranged on the cooker body to open and close the cooker body, and the intelligent electric cooker is characterized in that: the system also comprises a wifi module; the pot cover comprises a face cover and a panel; the surface cover is connected with the pot body; the panel is arranged on the panel cover; a sealed cavity is formed between the surface cover and the panel, and the wifi module is arranged in the sealed cavity. The invention has the beneficial effects that: like this the wifi module can be in a sealed cavity the inside, can prevent to cook in-process and outside steam influence the reliability of wifi module, simultaneously, also can prevent that the dust from falling on the wifi module, influencing the reliability of wifi module.

Description

Intelligent electric cooker

Technical Field

The invention relates to an intelligent electric cooker.

Background

The utility model discloses an intelligent electric cooker accessed through wifi, which comprises a casing, an inner container, a heating disc, a man-machine interface arranged on the casing, an electronic control device arranged in the casing, and a wireless fidelity (WiFi) module for receiving and sending digital information, wherein the man-machine interface comprises a display screen, a button and a buzzer; the processor is connected with the wifi module and performs centralized control; the heating control circuit is connected with the processor and is connected with the heating plate; the temperature detection circuit is connected with the processor, and a temperature sensor connected with the temperature detection circuit is also arranged and used for measuring the temperature of the inner container; and the weighing circuit is connected with the processor and is used for measuring the weight of the grains and the water loaded in the inner container.

According to the utility model discloses know, the wifi module sets up on the casing, can not prevent like this that the wifi module from intaking steam, advancing the dust, advancing the worm, consider that the wifi module is also very fragile, under the high temperature and high humidity condition of electricity rice cooker, very easily damage influences the reliability and the performance of product.

Disclosure of Invention

The invention aims to provide an intelligent electric cooker, and solves the technical problems that a wifi module in the electric cooker is easy to enter water vapor, dust and insects in the prior art.

The technical scheme for solving the technical problems is as follows: an intelligent electric cooker comprises a cooker body, a cooker cover and a wifi module, wherein the cooker cover is arranged on the cooker body to open and close the cooker body; the pot cover comprises a face cover and a panel; the surface cover is connected with the pot body; the panel is arranged on the panel cover; a sealed cavity is formed between the surface cover and the panel; the wifi module sets up in this sealed intracavity.

The invention has the beneficial effects that: like this the wifi module can be in a sealed cavity the inside, can prevent to cook in-process and outside steam influence the reliability of wifi module, simultaneously, also can prevent that the dust from falling on the wifi module, influencing the reliability of wifi module.

Further: the cooker cover also comprises a sealing rib for increasing the sealing effect between the face cover and the panel; one side of the face cover close to the face plate is provided with a sealing groove, the sealing rib is arranged in the sealing groove, and the rib position on the face plate supports against the sealing rib for sealing.

The beneficial effects of the further scheme are as follows: further improving the sealing effect.

Further: also comprises a drying agent; the drying agent is arranged in the pot cover; the face cover is provided with a limit groove for limiting the movement of the drying agent, and the drying agent is arranged in the limit groove.

The beneficial effects of the further scheme are as follows: the drying agent can fully absorb moisture, the influence of the moisture on the wifi module is reduced, meanwhile, the limiting groove can be beneficial to fixing the drying agent, the technical problem that the drying agent falls off and is lost due to assembly operation or disassembly and maintenance in the production process is solved, and the safety performance of the invention is improved.

Further: the control panel and the wifi module are both arranged on the face cover; the wifi module is electrically connected with the control panel through a wire; the wire is pressed against the desiccant.

The beneficial effects of the further scheme are as follows: the layout of the wires is fully utilized, so that the wires directly press the drying agent to limit the up-and-down movement of the drying agent, and the drying agent is fixed. Even in the processes of cover opening maintenance, face cover assembly transportation and the like, the drying agent cannot fall off and be lost due to the fixation of the conducting wire.

Further: the face is covered with a wifi mounting groove, and the wifi module is arranged in the wifi mounting groove.

The beneficial effects of the further scheme are as follows: the fixed wifi module that can be better prevents that the wifi module from removing, can reduce the influence of other electronic components to whole wifi module like this, improves the anti-jamming ability of wifi module.

Further: a first buckling position used for clamping the wifi module in the wifi installation groove is arranged on the wifi installation groove; the wifi module is fixed in the wifi installation groove through a screw; the first buckling position presses one corner of the wifi module, and the other corner of the wifi module is fixed through the screw.

The beneficial effects of the further scheme are as follows: so that the whole structure is more stable.

Further: also includes an electrical component; the wifi module sets up and covers on the face, and electric component covers fixed connection with the face, and is equipped with on the electric component and detains the position with the second that the wifi module pressed to the face lid.

The beneficial effects of the further scheme are as follows: according to the invention, through the matching of the electrical component and the surface cover, the displacement of the wifi module is limited in a three-dimensional and omnibearing manner, and the purpose of fastening and reliable assembly is achieved; the method is simple to install, simplifies the die of the face cover, does not need to screw, reduces the material cost and the labor cost, has high design efficiency, and ensures that the product achieves better economic benefit.

Further: the electric component comprises a lampshade and a control circuit board; the control circuit board is fixed on the face cover, the lampshade is fixedly connected with the control circuit board, and the lampshade is provided with a second buckling position extending to the wifi module at the position close to the wifi module.

The beneficial effects of the further scheme are as follows: the structure of the lampshade in the electric cooker is fully utilized to realize all-round limitation on the wifi module.

Further: the surface cover is provided with a first buckling position; the first knot position detains the one corner of wifi module, and the second knot position detains another corner of wifi module.

The beneficial effects of the further scheme are as follows: increasing the stability of the whole structure.

Further: the wifi module comprises a substrate, a plurality of electronic components and an antenna; the antenna and the electronic components are arranged on the substrate, and the substrate is provided with a notch groove for separating the electronic components from the antenna.

The beneficial effects of the further scheme are as follows: the breach groove can be separated received signal's antenna and other electronic components, makes creepage distance increase to make other electronic components reduce the influence of whole wifi module, improve the anti-jamming ability of wifi module. Meanwhile, the designed notch groove can be used as a positioning groove for mounting the wifi module, and the wifi module can be fixed by matching with the positioning rib of the invention.

Further, the wifi module comprises a substrate, a plurality of electronic components and an antenna; the antenna and the electronic components are arranged on the substrate; the wifi module also comprises a box cover and a box base; the box cover is covered on the box base, the box cover and the box base form a waterproof cavity, and the substrate, the plurality of electronic components and the antenna are arranged in the waterproof cavity.

The beneficial effects of the further scheme are as follows: the sealing effect of the wifi module is further increased.

Drawings

FIG. 1 is a schematic structural diagram of a first embodiment of the present invention;

FIG. 2 is an assembled view of the first embodiment of the present invention;

FIG. 3 is a cross-sectional view of FIG. 2;

FIG. 4 is an enlarged view of FIG. 3;

FIG. 5 is a schematic structural diagram of a second embodiment of the present invention;

FIG. 6 is an assembled view of a second embodiment of the present invention;

FIG. 7 is a schematic structural diagram of a third embodiment of the present invention;

FIG. 8 is an enlarged view of FIG. 7;

FIG. 9 is an assembled view of a third embodiment of the present invention;

FIG. 10 is a cross-sectional view of FIG. 9;

FIG. 11 is a schematic structural diagram of a fourth embodiment of the present invention;

FIG. 12 is an assembled view of a fourth embodiment of the present invention;

FIG. 13 is a cross-sectional view of FIG. 12;

FIG. 14 is a schematic structural diagram of a fifth embodiment of the present invention;

FIG. 15 is a schematic structural diagram of a sealing box of the wifi module of the present invention;

fig. 16 is an assembly view of the sealing case of the wifi module of the present invention.

Detailed Description

The principles and features of this invention are described below in conjunction with the following drawings, which are set forth by way of illustration only and are not intended to limit the scope of the invention.

The first embodiment:

as shown in fig. 1, 2, 3 and 4, an intelligent electric cooker comprises a cooker body, a cooker cover, a wifi module 1 and a power supply module, wherein the cooker cover is arranged on the cooker body to open and close the cooker body; the pot cover comprises a face cover 2 and a panel 3; the surface cover 2 is connected with the pot body; the panel 3 is arranged on the surface cover 2; a sealed cavity is formed between the face cover 2 and the face plate 3; the wifi module 1 is arranged in the sealed cavity. Like this wifi module 1 can be in a sealed cavity the inside, can prevent to cook in-process and outside steam entering pot cover in, influence wifi module 1's reliability, simultaneously, also can prevent that the dust from falling on wifi module 1 to influence wifi module 1's reliability.

Further, in order to increase the sealing effect between the surface cover 2 and the panel 3, the pot cover also comprises a sealing rib 4; one side of the face cover 2 close to the panel 3 is provided with a sealing groove 21, a sealing rib 4 is arranged in the sealing groove 21, and a rib position 31 on the panel 3 props against the sealing rib 4 for sealing. The sealing rib 4 is generally made of an elastic material such as foamed silica gel or a hollow sealing rib.

Second embodiment:

as shown in fig. 5 and 6, the intelligent electric cooker comprises a cooker body, a cooker cover and a wifi module 1, wherein the cooker cover is arranged on the cooker body to open and close the cooker body; the wifi module 1 is arranged in a sealing cavity of the pot cover; the cooker cover comprises a face cover 2 and a panel (the structure of the panel in the application can refer to the structure of the panel 3 in the first embodiment); the surface cover 2 is connected with the pot body; the panel turnover cover is arranged on the surface cover 2; a sealed cavity is formed between the face cover 2 and the panel. In order to prevent the control panel and other electric devices from being affected with damp, the drying agent 5 is often required to be placed in the installation space of the control panel and other electric devices, the drying agent 5 is also arranged on the intelligent electric rice cooker, the drying agent 5 is generally directly placed on the face cover 2 without redundant buckling or structural fixation, or the drying agent 5 is placed in a groove below the control panel, but the drying agent 5 expands after absorbing water, so that the drying agent 5 is in contact with the control panel, and certain potential safety hazards exist. In order to solve the technical problems, the invention is optimized as follows, the face cover 2 is provided with a limit groove 22 for limiting the movement of the drying agent 5, and the drying agent 5 is arranged in the limit groove 22, so that on one hand, the technical problem that the drying agent 5 falls off and is lost due to the operation of components or the disassembly and maintenance in the production process is solved, and the safety performance of the invention is improved; on the other hand, the technical problem that 'the difficulty of the mould is increased and the drying agent 5 is not easy to install due to the fact that a fixed clamping position is designed on the surface cover 2' is solved. The catching grooves 22 may limit the left, right, front, and rear movement directions of the drying agent 5 and prevent the drying agent 5 from contacting the electric device.

Further, in order to increase the sealing effect between the surface cover 2 and the panel, the pot cover also comprises a sealing rib; one side of the face cover 2 close to the face plate is provided with a sealing groove, a sealing rib is arranged in the sealing groove, and a rib position on the face plate supports against the sealing rib for sealing. The sealing rib is made of elastic materials such as foamed silica gel or hollow sealing rib, and the first embodiment can be referred to for the specific structure of the sealing rib and the sealing groove.

Further, the limiting groove 22 is a groove formed on the face cover 2, and the drying agent 5 is placed in the groove. The spacing groove 22 may also be provided as a frame-shaped structure surrounded by at least three ribs, which does not require complete closure.

Further, the desiccant 5 is a bagged powder desiccant or a solid desiccant.

Further, the intelligent electric cooker also comprises a control panel 6, wherein the control panel 6 and the wifi module 1 are both arranged on the surface cover 2; the wifi module 1 is electrically connected with the control board 6 through a wire 7; the wire 7 has certain strength and is pressed on the drying agent 5, so that the wire 7 is directly pressed on the drying agent 5 by fully utilizing the layout of the wire 7, the up-and-down movement of the drying agent 5 is limited, and the drying agent 5 is fixed. Even during the maintenance of the lid opening, the transportation of the lid assembly, and the like, the desiccant 5 is not dropped and lost due to the fixation of the lead wires 7. The number of the lead wires 7 may be one, or two, three, or the like.

The third embodiment:

as shown in fig. 7, 8, 9 and 10, an intelligent electric cooker comprises a cooker body, a cooker cover, a wifi module 1 and a power supply module, wherein the cooker cover is arranged on the cooker body to open and close the cooker body; the wifi module 1 is arranged in a sealing cavity of the pot cover; the pot cover comprises a face cover 2 and a panel; the surface cover 2 is connected with the pot body; the panel is arranged on the surface cover 2; a sealed cavity is formed between the face cover 2 and the panel. In the middle of actual design and the manufacturing, under the limited circumstances in space, often through reducing the size of control panel 6 or wifi module 1 to make both increase indirectly from the distance, but when whole residual space is not enough to install wifi module 1, be subject to when the electrical part size can not change even, this kind of design method just can not realize, in order to solve foretell technical problem, be equipped with wifi mounting groove 23 on face lid 2 best, wifi module 1 sets up on wifi mounting groove 23, can realize so that wifi module 1 is conveniently installed when the residual space is not enough.

Specifically, the intelligent electric cooker also comprises a control panel 6; the wifi module 1 is arranged on the face cover 2, the control board 6 is arranged on the face cover 2, and the control board 6 is electrically connected with the wifi module 1 through a wire 7; wifi module 1 and control panel 6 crisscross installation, both have 1mm to 10 mm's distance in horizontal, vertical, the vertical direction to the spatial distance between control panel 6 and the wifi module 1 increases, can weaken other electrical part wifi module 1's influence, for example the influence of control panel 6 during operation wifi module 1 signal.

Further, in order to increase the effect of the above-mentioned space distance, it is preferable that the wifi installation groove 23 is provided as a groove opened on the face cover 2; wifi module 1 sets up in wifi mounting groove 23, is equipped with on the wifi mounting groove 23 to be used for with wifi module 1 card the first position 231 of detaining in wifi mounting groove 23, the first fixed wifi module 1 that detains the position 231 and can be better.

Further, the wifi module 1 is fixed on the wifi installation groove 23 by a screw 234.

Preferably, the first snap 231 presses one corner of the wifi module 1 and the screw 234 fixes the other corner of the wifi module 1, and the two corners are preferably opposite corners. Thus, the wifi module 1 can be fixed.

Further, the bottom of wifi mounting groove 23 is equipped with a plurality of terraced shape brace rod 232 that are used for supporting wifi module 1, and terraced shape brace rod 232 can realize the bottom surface of wifi module 1 and the clearance between the face lid 2.

Further, the wifi installation groove 23 is further provided with a positioning rib 233 for positioning the wifi module 1.

Further, wifi module 1 is fixed the back, can wholly be less than control panel 6, also can be less than control panel 6 partially.

Further, after the wifi module 1 is fixed, it is not limited to be parallel to the control board 6.

The fourth embodiment:

as shown in fig. 11, 12 and 13, an intelligent electric rice cooker comprises a cooker body, a cooker cover, a wifi module 1 and a power supply module, wherein the cooker cover is arranged on the cooker body to open and close the cooker body; the wifi module 1 is arranged in a sealing cavity of the pot cover; the pot cover comprises a face cover 2 and a panel; the surface cover 2 is connected with the pot body; the panel is arranged on the surface cover 2; a sealed cavity is formed between the face cover 2 and the panel. The intelligent electric cooker also comprises an electrical component 8; wifi module 1 sets up on face lid 2, and electric component 8 covers 2 fixed connection with the face, and is equipped with on the electric component 8 to press wifi module 1 to the second of face lid 2 and detains position 811. Usually, a plurality of buckling positions or screws are added on small household electrical appliances such as an electric cooker, a pressure cooker and the like to achieve the purpose of fixing the wifi module 1, and in the embodiment, the electric component 8 is matched with the face cover 2 to limit the displacement of the wifi module 1 in a three-dimensional and all-dimensional manner, so that the purpose of fastening and reliability in assembly is achieved; the method is simple to install, simplifies the die of the face cover 2, does not need to screw, reduces the material cost and the labor cost, has high design efficiency, and ensures that the product achieves better economic benefit.

Further: the electrical component 8 includes a lamp housing 81, a control circuit board 82; control circuit board 82 fixes on face lid 2, lamp shade 81 and control circuit board 82 fixed connection, and lamp shade 81 is provided with the second that extends to wifi module 1 and detains position 811 near wifi module 1, and the second is detained position 811 and lamp shade 81's body integrated into one piece.

Further: the thickness of the second locking portion 811 is greater than 0.5 mm.

Further: the second locking portion 811 may have a polygonal shape such as a T-shape, a U-shape, a square shape, a circular shape, or a semicircular shape.

Further: the face cover 2 is provided with a first buckling position 231; the first position 231 of detaining detains the one corner of wifi module 1, and the second position 811 of detaining detains the other corner of wifi module 1. The first position 231 of detaining cooperatees fixed wifi module 1 that can be better with the second position 811 of detaining, and detain position 231 and second with first, and the position 811 contact department can not be equipped with power supply unit on the wifi module 1. Preferably, the first fastening portion 231 and the face cover 2 are integrally formed.

In practice, the first catching positions 231 may be one, two, three or four, and the second catching positions 811 may be one, two, three or four.

Further, the control circuit board 82 is fixedly connected to the face cover 2 by a snap-fit structure. Therefore, the installation efficiency can be further improved, and the material cost and the labor cost are reduced.

In the embodiment, a better fixing effect can be achieved by using the technical scheme of the third embodiment, the positioning rib for limiting the movement of the wifi module 1 is arranged on the surface cover 2, and the trapezoidal supporting rib for supporting the bottom of the wifi module 1 is arranged on the surface cover 2.

Further, a third fastening portion 812 may be provided on the lamp housing 81, and the third fastening portion 812 is used for fastening the lamp housing 81 and the control circuit board 82 together on the front cover 2, so that the number of screws may be further reduced.

Fifth embodiment:

as shown in fig. 1, 2, 3, 4 and 14, an intelligent electric rice cooker comprises a cooker body, a cooker cover, a wifi module 1 and a power supply module, wherein the cooker cover is arranged on the cooker body to open and close the cooker body; the wifi module 1 is arranged in a sealing cavity of the pot cover; the pot cover comprises a face cover 2 and a panel 3; the surface cover 2 is connected with the pot body; the panel 3 is arranged on the surface cover 2; the face cover 2 and the face plate 3 form a sealed cavity. The wifi module 1 of the embodiment includes a substrate 11, a plurality of electronic components 12 and an antenna 13; the antenna 13 and the plurality of electronic components 12 are both provided on the substrate 11, and the substrate 11 is provided with a notch groove 14 that separates the electronic components 12 from the antenna 13. The notch groove 14 can separate the antenna 13 for receiving signals from other electronic components 12, so that the creepage distance is increased, the influence of other electronic components 12 on the whole wifi module 1 is reduced, and the anti-interference capability of the wifi module 1 is improved. Simultaneously, the constant head tank when the breach groove 14 of design can be installed as wifi module 1, and the location muscle that cooperates in the above-mentioned embodiment makes wifi module 1 can fix, and this kind of breach groove 14 simple structure only needs set up a location muscle on the installing component and just can realize spacing to wifi module 1.

Further: the width of the cutaway groove 14 is 0.5 to 5 mm.

Further: the length of the relief groove 14 is 0.5 to 15 mm.

Further: the shape of the notch groove 14 may be rectangular, fan-shaped, or the like.

Further, in order to increase the sealing effect between the surface cover 2 and the panel 3, the pot cover also comprises a sealing rib 4; one side of the face cover 2 close to the face plate 3 is provided with a sealing groove 21, a sealing rib 4 is arranged in the sealing groove 21, and a rib position 31 on the face plate 3 props against the sealing rib 4 for sealing. The sealing rib 4 is generally made of an elastic material such as foamed silica gel or a hollow sealing rib.

Further, as shown in fig. 15 and 16, in order to increase the sealing effect of the wifi module 1, it is preferable that the wifi module 1 further includes a box cover 15 and a box base 16; the box cover 15 covers the box base 16, the box cover 15 and the box base 16 form a waterproof cavity, and the substrate 11, the plurality of electronic components 12 and the antenna 13 are arranged in the waterproof cavity.

The present invention is not limited to the above preferred embodiments, and any modifications, equivalent replacements, improvements, etc. within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an intelligent electric cooker, its includes the pot body, pot cover, the pot cover is established in order to open and close on the pot body, its characterized in that: the system also comprises a wifi module (1); the pot cover comprises a face cover (2) and a panel (3); the surface cover (2) is connected with the pot body; the panel (3) is arranged on the face cover (2); a sealed cavity is formed between the face cover (2) and the panel (3), and the wifi module (1) is arranged in the sealed cavity;

the wifi module (1) comprises a substrate (11), a plurality of electronic components (12) and an antenna (13); the antenna (13) and the electronic components (12) are arranged on the substrate (11), the substrate (11) is provided with a notch groove (14) for separating the electronic components (12) from the antenna (13), and the notch groove is used as a positioning groove for installing a wifi module;

a wifi installation groove (23) is formed in the face cover (2), and a first buckling position (231) used for clamping the wifi module (1) in the wifi installation groove (23) is arranged on the wifi installation groove (23); the wifi module (1) is fixed in the wifi installation groove (23) through a screw; first knot position (231) are pushed down the one corner of wifi module (1), the fix with screw another corner of wifi module (1), the bottom of wifi mounting groove (23) is equipped with a plurality of trapezoidal supporting ribs (232) that are used for supporting wifi module (1), still be equipped with on wifi mounting groove (23) and be used for location muscle (233) for wifi module (1) location.

2. The utility model provides an intelligent electric cooker, its includes the pot body, pot cover, the pot cover is established in order to open and close on the pot body, its characterized in that: the system also comprises a wifi module (1); the pot cover comprises a face cover (2) and a panel (3); the surface cover (2) is connected with the pot body; the panel (3) is arranged on the face cover (2); a sealed cavity is formed between the face cover (2) and the panel (3), and the wifi module (1) is arranged in the sealed cavity;

further comprising an electrical assembly (8); wifi module (1) sets up on face lid (2), electrical component (8) with face lid (2) fixed connection, just be equipped with on electrical component (8) with wifi module (1) presses to face lid (2) second detains position (811), be equipped with first knot position (231) on face lid (2), first knot position (231) are detained the one corner of wifi module (1), second is detained position (811) and is detained another corner of wifi module (1) be equipped with the location muscle that is used for restricting wifi module (1) and removes on face lid (2) be equipped with the trapezoidal table shape brace rod that is used for supporting wifi module (1) bottom on face lid (2).

3. The intelligent electric cooker as claimed in claim 1 or 2, wherein: the pot cover also comprises a sealing rib (4) for increasing the sealing effect between the face cover (2) and the panel (3); face lid (2) are close to one side of panel (3) is equipped with seal groove (21), install in sealed groove (21) sealed muscle (4), muscle position (31) on panel (3) withhold sealed muscle (4) are sealed.

4. The intelligent electric cooker as claimed in claim 1 or 2, wherein: also comprises a drying agent (5); the drying agent (5) is arranged in the pot cover; the face cover (2) is provided with a limiting groove (22) for limiting the movement of the drying agent (5), and the drying agent (5) is arranged in the limiting groove (22).

5. The intelligent electric cooker as claimed in claim 3, wherein: the multifunctional face cover is characterized by further comprising a control board (6), wherein the control board (6) and the wifi module (1) are arranged on the face cover (2); the wifi module (1) is electrically connected with the control board (6) through a wire (7); the conductor (7) is pressed against the drying agent (5).

6. The intelligent electric cooker as claimed in claim 2, wherein: the electrical component (8) comprises a lampshade (81) and a control circuit board (82); control circuit board (82) are fixed face lid (2) are gone up, lamp shade (81) with control circuit board (82) fixed connection, lamp shade (81) are being close to wifi module (1) department is provided with to wifi module (1) extends second knot position (811).

7. The intelligent electric cooker as claimed in claim 1 or 2, wherein: the wifi module (1) further comprises a box cover (15) and a box base (16); lid (15) lid is on box base (16), lid (15) with box base (16) constitute a waterproof chamber, base plate (11), a plurality of electronic components (12) and antenna (13) set up waterproof intracavity.