CN208027932U - A kind of sealing structure of remote controler - Google Patents

Abstract

The utility model discloses a kind of sealing structures of remote controler, including be interlocked upper shell to form an accommodating cavity and lower housing, set on the circuit board of accommodating cavity and set between circuit board and upper shell and the keypad made of elastic material, button when being pressed integrally formed with several on keypad for connecting the circuit on circuit board, upper shell is equipped with the through-hole that is pierced by for button, and the periphery sealed clamping of keypad is between upper shell and lower housing circuit board to be sealed in accommodating cavity.In said program, can effectively avoid as sealing element using keypad causes remote controler functional fault occur since water enters in remote controler, simple in structure, and sealing is more reliable.

Description

A kind of sealing structure of remote controler

Technical field

The utility model is related to a kind of sealing structures of remote controler.

Background technology

Existing remote controler be mostly include be interlocked with formed an accommodating cavity upper shell and lower housing, be set to accommodating cavity Circuit board and be set to circuit board and the keypad made of elastic material, integrally formed with several pressings on keypad When button for connecting the circuit on circuit board, upper shell is equipped with the through-hole being pierced by for button, and circuit board is equipped with and is used for It is switched on or switched off the metal dome of circuit, when button on pressing keys plate, button squeezes metal dome and makes metal dome that elasticity occur It deforms and touches circuit board to connect the circuit of circuit board.When remote controler is used to control the equipment in wet environment（Such as Intelligent closestool etc. in toilet）When, it is in due to remote controler under moist environment, the leakproofness of remote controler seems ten It is point important, the problem of causing remote-controller function to break down in remote controler otherwise can be entered due to water, and existing remote controler is logical The face for the upper surface for being often only pasted onto upper shell by a sealing is viscous to be sealed the through-hole of upper shell, and it is using double that face is viscous On the surface, double faced adhesive tape is easy aging and loses leakproofness for face glue, and sealing is unreliable.

Utility model content

The utility model is to solve the above problems, provide a kind of sealing structure of the remote controler of better tightness.

To achieve the above object, the technical solution adopted in the utility model is：A kind of sealing structure of remote controler, including phase Fasten upper shell to form an accommodating cavity and lower housing, the circuit board in the accommodating cavity and set on the circuit board and Between the upper shell and the keypad made of elastic material, it is used for when being pressed integrally formed with several on the keypad The button of the circuit on circuit board is connected, the upper shell is equipped with the through-hole being pierced by for the button, the week of the keypad Edge sealed clamping is between the upper shell and lower housing the circuit board to be sealed in the accommodating cavity.

Preferably, a border convex ribs are extended on the lower housing, the upper shell is equipped with the corresponding border convex ribs The periphery of border sealing surface, the keypad is clamped between the border convex ribs and the border sealing surface.

Preferably, the upper surface of periphery of the border convex ribs along the lower housing extends.

Preferably, a border convex ribs are extended on the upper shell, the lower housing is equipped with the corresponding border convex ribs The periphery of border sealing surface, the keypad is clamped between the border convex ribs and the border sealing surface.

Preferably, to be pasted with one viscous for sealing the face of the through-hole for face seal on the upper shell.

Preferably, the appearance profile of the face viscous appearance profile and the upper shell matches.

Preferably, it is fixedly connected by screw between the upper shell and lower housing.

Preferably, the circuit board is equipped with several metal domes corresponding with the button on the keypad.

Preferably, the elastic material is silica gel.

The utility model has the beneficial effects that：

The utility model is by the periphery sealed clamping of keypad circuit board to be sealed between upper shell and lower housing In accommodating cavity, can effectively avoid as sealing element using keypad causes remote controler function event occur since water enters in remote controler Barrier, simple in structure, sealing is more reliable.

In addition, in lower housing（Or upper shell）On be extended with a border convex ribs, upper shell（Or lower housing）Equipped with corresponding institute The border sealing surface of border convex ribs is stated, the periphery of keypad is clamped between border convex ribs and border sealing surface, can make in this way The sealing effect for obtaining gap of the keypad between upper shell and lower housing is more preferable.The upper surface of upper shell also seals and is pasted with one Face for sealing through-hole is viscous, by the viscous dual-seal with keypad in face, further increases the sealing performance of remote controler.

Description of the drawings

Attached drawing described herein is used to provide a further understanding of the present invention, and constitutes one of the utility model Point, the exemplary embodiment of the utility model and the description thereof are used to explain the utility model, does not constitute to the utility model Improper restriction.In the accompanying drawings：

Fig. 1 is the sectional view according to the remote controler of one preferred embodiment of the utility model；

Fig. 2 is the enlarged drawing at A in Fig. 1；

Fig. 3 is the stereogram exploded view according to the remote controler of one preferred embodiment of the utility model；

Fig. 4 is the upward view according to the remote controler of one preferred embodiment of the utility model；

Fig. 5 is the stereogram according to the lower housing of the remote controler of one preferred embodiment of the utility model；

Fig. 6 is the stereogram according to the keypad of the remote controler of one preferred embodiment of the utility model；

Fig. 7 is the structure chart glued according to the face of one preferred embodiment of the utility model.

In figure：

10- upper shells；The borders 11- sealing surface；12- through-holes；20- lower housings；The borders 21- convex ribs；30- accommodating cavities；40- electricity Road plate；41- metal domes；50- keypads；51- buttons；The faces 60- are viscous；70- screws.

Specific implementation mode

In order to keep technical problem to be solved in the utility model, technical solution and advantageous effect clearer, clear, with Under in conjunction with the accompanying drawings and embodiments, the present invention will be further described in detail.It should be appreciated that specific reality described herein Example is applied only to explain the utility model, is not used to limit the utility model.

As shown in Figures 1 to 7, the sealing structure of a kind of remote controler of a preferred embodiment of the utility model, including phase It fastens upper shell 10 and lower housing 20 to form an accommodating cavity 30, the circuit board 40 in accommodating cavity 30 and is set to circuit board Between 40 and upper shell 10 and keypad 50 made of elastic material, in the present embodiment, elastic material is preferably silica gel.Button Button 51 when being pressed integrally formed with several on plate 50 for connecting the circuit on circuit board 40, upper shell 10, which is equipped with, to be supplied The through-hole 12 that button 51 is pierced by is for human hand pressing keys 51, and the periphery sealed clamping of keypad 50 is in upper shell 10 and lower housing Circuit board 40 to be sealed in accommodating cavity 30 between 20.It can effectively avoid as sealing element since water enters using keypad 50 Remote controler is caused functional fault occur in remote controler, simple in structure, sealing is more reliable.

In the present embodiment, a border convex ribs 21 are extended on lower housing 20, upper shell 10 is equipped with the week of corresponding border convex ribs Sealing surface 11 is enclosed, the periphery of keypad 50 is clamped between border convex ribs 21 and border sealing surface 11.Specifically, border convex ribs 21 Extend along the upper surface of the periphery of lower housing 20.The periphery of keypad 50 is clamped between border convex ribs and border sealing surface, can So that the sealing effect in gap of the keypad between upper shell and lower housing is more preferable.Optionally, the border of the present embodiment is convex Muscle 21 and border sealing surface 11 can also be arranged in turn, i.e., a border convex ribs 21 are extended on upper shell 10, and lower housing 20 is set Have a border sealing surface 11 of corresponding border convex ribs 21, the periphery of keypad 50 be clamped in border convex ribs 21 and border sealing surface 11 it Between, effect is equivalent.

In the present embodiment, the upper surface of upper shell 10 also seals the face viscous 60 for sealing through-hole 12 that is pasted with.In this way, The dual-seal that 60 and keypad 50 are glued by face further increases the sealing performance of remote controler.In the present embodiment, face viscous 60 The appearance profile of appearance profile and upper shell 10 matches.

Be interlocked between upper shell 10 and lower housing 20 connection mode can there are many, the present embodiment upper shell 10 and under It is fixedly connected by screw 70 between shell 20, certain upper shell 10 and lower housing 20 can also use the modes such as snap connection.

In the present embodiment, circuit board 40 is equipped with several metal domes 41 corresponding with the button 51 on keypad 50, When pressing keys 51, button 51 squeezes metal dome 41 and makes 41 flexible deformation of metal dome to connect the circuit on circuit board 40, After the external force being applied on button 51 removes, state that button 51 restores to press to the first beginning and end by flexible deformation.

The preferred embodiment of the utility model has shown and described in above description, as previously described, it should be understood that this practicality is new Type is not limited to form disclosed herein, is not to be taken as excluding other embodiments, and can be used for various other groups Conjunction, modification and environment, and above-mentioned introduction or the technology of related field can be passed through within the scope of the inventive concept described herein Or knowledge is modified.And changes and modifications made by those skilled in the art do not depart from the spirit and scope of the utility model, then It all should be in the protection domain of the appended claims for the utility model.

Claims (9)

1. a kind of sealing structure of remote controler, including be interlocked to form an accommodating cavity（30）Upper shell（10）And lower housing （20）, be set to the accommodating cavity（30）In circuit board（40）And it is set to the circuit board（40）With the upper shell（10）Between And the keypad made of elastic material（50）, the keypad（50）On when being pressed integrally formed with several for connecting electricity Road plate（40）On circuit button（51）, the upper shell（10）It is equipped with and supplies the button（51）The through-hole being pierced by（12）, It is characterized in that, the keypad（50）Periphery sealed clamping in the upper shell（10）And lower housing（20）Between with by institute State circuit board（40）It is sealed in the accommodating cavity（30）It is interior.

2. the sealing structure of remote controler according to claim 1, which is characterized in that the lower housing（20）On be extended with one Border convex ribs（21）, the upper shell（10）Border sealing surface equipped with the correspondence border convex ribs（11）, the keypad （50）Periphery be clamped in the border convex ribs（21）With the border sealing surface（11）Between.

3. the sealing structure of remote controler according to claim 2, which is characterized in that the border convex ribs（21）Under described Shell（20）Periphery upper surface extend.

4. the sealing structure of remote controler according to claim 1, which is characterized in that the upper shell（10）On be extended with one Border convex ribs（21）, the lower housing（20）Equipped with the correspondence border convex ribs（21）Border sealing surface（11）, the button Plate（50）Periphery be clamped in the border convex ribs（21）With the border sealing surface（11）Between.

5. the sealing structure of remote controler according to claim 1, which is characterized in that the upper shell（10）Upper surface it is close Envelope is pasted with one for sealing the through-hole（12）Face it is viscous（60）.

6. the sealing structure of remote controler according to claim 5, which is characterized in that the face is viscous（60）Appearance profile with The upper shell（10）Appearance profile match.

7. the sealing structure of remote controler according to claim 1, which is characterized in that the upper shell（10）And lower housing （20）Between pass through screw（70）It is fixedly connected.

8. the sealing structure of remote controler according to claim 1, which is characterized in that the circuit board（40）It is equipped with several A and keypad（50）On button（51）Corresponding metal dome（41）.

9. the sealing structure of remote controler according to claim 1, which is characterized in that the elastic material is silica gel.