CN215942989U

CN215942989U - Sealing structure and robot with same

Info

Publication number: CN215942989U
Application number: CN202120656436.1U
Authority: CN
Inventors: 沙振源
Original assignee: Dreame Innovation Technology Suzhou Co Ltd
Current assignee: Beijing Xiaomi Mobile Software Co Ltd; Dreame Innovation Technology Suzhou Co Ltd
Priority date: 2021-03-31
Filing date: 2021-03-31
Publication date: 2022-03-04
Anticipated expiration: 2031-03-31

Abstract

The utility model relates to a sealing structure and a robot with the same, wherein the sealing structure is used for sealing the joint of a shell and a key button, the shell is provided with a key button cavity, the key button is contained in the key button cavity, and the upper opening and the lower opening of the key button cavity are arranged, and the sealing structure comprises: sealed pad and switch PCB board, sealed pad locates the lower opening department in key button chamber through the switch PCB board to isolated switch PCB board and external environment, wherein, sealed pad is located between key button and the switch PCB board. Through the mode, the connecting structure has the advantages of being simple in connecting structure and low in production cost.

Description

Sealing structure and robot with same

[ technical field ] A method for producing a semiconductor device

The utility model relates to the technical field of robots, in particular to a sealing structure and a robot with the same.

[ background of the utility model ]

With the acceleration of the modern industrialization process and the increase of the demands of people on material culture in life, the robot gradually enters the life of people. A robot is a type of machine that can accept human direction and perform the corresponding work. It can be used in daily life and production to assist human beings to complete a series of works. The switching between different working states of the robot is usually controlled by operating key buttons. In the prior art, the sealing structure at the key button of the robot has the defect of complex structure, thereby causing the problem of high production cost. Accordingly, there is a need for improvements in the art that overcome the deficiencies in the prior art.

[ Utility model ] content

The utility model aims to provide a sealing structure and a robot with the same, which have the advantages of simple connecting structure and low production cost.

The purpose of the utility model is realized by the following technical scheme:

the utility model provides a seal structure for the sealed of casing and key button junction, be equipped with the key button chamber on the casing, the key button accept in the key button intracavity, the upper and lower opening setting in key button chamber includes: the sealing gasket is positioned in the shell and is arranged at the lower opening of the key button cavity through the switch PCB so as to isolate the switch PCB from the external environment, wherein the sealing gasket is positioned between the key button and the switch PCB.

In one embodiment, the area of the gasket is greater than or equal to the area of the lower opening of the keybutton cavity.

In one embodiment, a switch element is arranged on an end surface of the switch PCB board close to the side of the sealing gasket, the sealing gasket protrudes upwards to form a boss portion corresponding to the switch element, and the boss portion has a hollow cavity for accommodating the switch element.

In one embodiment, a trigger is arranged on the key button, and the trigger is abutted with the boss part; wherein the trigger moves toward the switch element in response to operation of the key button by a user, thereby triggering the switch element.

In one embodiment, the top of the boss part is provided with a positioning groove for mounting and limiting the trigger.

In one embodiment, the sealing gasket is provided with a convex edge distributed along the outer ring of the key button cavity, wherein the top end surface of the convex edge is higher than the lower opening of the key button cavity.

In one embodiment, the switch PCB is detachably mounted on the housing.

In one embodiment, the key button cavity is provided with a plurality of screw posts at the periphery thereof.

In one embodiment, the sealing pad abuts between the switch PCB board and the lower opening of the key button cavity.

The utility model adopts another technical scheme that:

a robot comprising a sealing structure as described above.

Compared with the prior art, the utility model has the following beneficial effects:

according to the sealing structure and the robot with the sealing structure, the sealing gasket is directly abutted to the lower opening of the key button cavity through the switch PCB, and the switch PCB has the function of a connecting plate besides the function of an electrical element of the switch PCB, so that the number of parts is effectively reduced, and the sealing structure and the robot with the sealing structure have the advantages of simple connecting structure and low production cost.

[ description of the drawings ]

Fig. 1 is a schematic structural diagram of a housing according to the present invention.

Fig. 2 is an exploded view of fig. 1.

Fig. 3 is a schematic sectional view of the upper case of fig. 1.

Fig. 4 is an enlarged schematic view of the region a in fig. 3.

Fig. 5 is a structural schematic view of the upper housing in fig. 1 in a bottom view.

Fig. 6 is a schematic view of the structure of the gasket of fig. 3.

Fig. 7 is a schematic view of the structure of the key button of fig. 3.

Fig. 8 is a schematic structural view of the switch PCB of fig. 3.

Fig. 9 is a schematic view of the positional relationship between the lower housing and the core control assembly of fig. 1.

Fig. 10 is a schematic sectional view in the direction of I-I in fig. 9.

[ detailed description ] embodiments

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. It is to be understood that the specific embodiments described herein are merely illustrative of the utility model and are not limiting of the utility model. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The terms "comprising" and "having," as well as any variations thereof, in the present invention are intended to cover non-exclusive inclusions. For example, a process, method, system, article, or apparatus that comprises a list of steps or elements is not limited to only those steps or elements listed, but may alternatively include other steps or elements not listed, or inherent to such process, method, article, or apparatus.

Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the utility model. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein can be combined with other embodiments.

Referring to fig. 1 to 5, the present invention provides a sealing structure for sealing a joint between a housing 210 and a key 280, the housing 210 is provided with a key cavity 2111, the key 280 is accommodated in the key cavity 2111, and the key cavity 2111 is opened at an upper end and a lower end, and includes: a sealing gasket 281 and a switch PCB plate 282 are positioned in the casing 210, the sealing gasket 281 being provided at a lower opening of the key button cavity 2111 through the switch PCB plate 282 to isolate the switch PCB plate 282 from the external environment, wherein the sealing gasket 281 is positioned between the key button 280 and the switch PCB plate 282.

Through the manner, the sealing gasket 281 is abutted to the lower opening of the key button cavity 2111 directly through the switch PCB 282, and the switch PCB 282 has the function of a connecting plate besides the function of an electrical element of the switch PCB, so that the number of parts is effectively reduced, and the switch PCB has the advantages of simple connecting structure and low production cost.

In the present invention, the sealing pad 281 is abutted between the switch PCB 282 and the lower opening of the key button cavity 2111, and the switch PCB 282 is sealed in the casing 210 by the sealing pad 281, thereby avoiding the influence of external moisture and dirt on the switch PCB 282, and having the advantages of simple structure and good sealing effect. To enhance the sealing effect of the gasket 281, the area of the gasket 281 is greater than or equal to the area of the lower opening of the key cavity 2111. Referring to fig. 4 and 6, the sealing gasket 281 is provided with a convex edge 2812 distributed along the outer ring of the key cavity 2111, wherein the top end surface M of the convex edge 2812 is higher than the lower opening of the key cavity 2111, and the arrangement is as follows: can form the waterproof construction of labyrinth, effectively prolong the motion route of aqueous vapor, have sealed effectual advantage. The top and bottom directions of the top end surface and the lower opening are consistent with the top and bottom directions in the attached drawings.

In the present invention, a switch element 2821 is disposed on an end surface of the switch PCB 282 near a side of the sealing gasket 281, the sealing gasket 281 is upwardly protruded to form a boss portion 2811 corresponding to the switch element 2821, the boss portion 2811 is located in the key button cavity 2111, and the boss portion 2811 has a hollow cavity for receiving the switch element 2821. Key button 280 is provided with trigger 2801, and trigger 2801 abuts boss 2811. When the user presses or dials the key 280, the triggering member 2801 moves toward the switch element 2821 in response to the user's operation of the key 280, thereby triggering the switch element 2821. A positioning groove 2813 for installing and limiting the trigger 2801 is further provided at the top of the boss portion 2811, and by providing the positioning groove 2813, the installation accuracy of the key button 280 can be improved, and the key button has the advantages of convenience in installation and high installation accuracy.

Specifically, the switch element 2821 is a push-type switch disposed on the switch PCB 282, and the key 280 is pivoted in the key cavity 2111. referring to fig. 7, a pair of pivoting portions 2802 are disposed on the key 280, and the key 280 is rotatably disposed in the key cavity 2111 through the pivoting portions 2802. When the key button 280 is rotated toward the gasket 281 side, the trigger 2801 presses the gasket 281 downward, and the switching element 2821 is also pressed during the process in which the trigger 2801 presses the gasket 281 downward, thereby triggering the switching element 2821. When it is desired to turn off switch element 2821, the user simply presses key button 280 again.

In order to limit the key 280 in the key cavity 2111, a clamping block 2803 is further disposed on a side wall of the key 280, a clamping groove matched with the clamping block 2803 is disposed on a cavity wall of the key cavity 2111, and a compression spring 2804 for the key 280 to reset after being pressed is disposed in the clamping groove. Thus, the key 280 can be confined within the key cavity 2111, and the key 280 can be automatically reset after the user presses the key 280.

In the present invention, the housing 210 is substantially ship-shaped, and the housing 210 is divided into upper and lower parts, where the upper and lower parts are the same as the upper and lower parts in the drawing, and the housing 210 includes the lower housing 212 and the upper housing 211 detachably mounted on the lower housing 212, thereby facilitating the assembly and disassembly, and having an elegant appearance. The upper housing 211 is provided with the above-described key cavity 2111, and the key cavity 2111 extends in the up-down direction. The switch PCB 282 is detachably disposed on the upper housing 211, as shown in fig. 4, 5 and 8, a plurality of screw posts 2112 are disposed on the periphery of the key button cavity 2111, a mounting hole 2822 matching with the screw posts 2112 is disposed on the switch PCB 282, and during mounting, a screw passes through the mounting hole 2822 and then is connected to the screw posts 2112, thereby realizing connection between the switch PCB 282 and the upper housing 211. The lower housing 212 is provided with the above-mentioned main chamber 215, the main chamber 215 is formed with an opening at the top of the lower housing 212, the upper housing 211 is used to close the above-mentioned opening, the key cavity 2111 communicates the main chamber 215 with the external environment, and the sealing gasket 281 and the switch PCB board 282 are used to seal the key cavity 2111 to isolate the main chamber 215 from the external environment, thereby preventing external moisture and dirt from entering the main chamber 215. A core control component 220 is arranged in the main chamber 215, the core control component 220 is used for controlling the movement of the whole machine, and the switch PCB board 282 is connected with the core control component 220 through a circuit.

Further, the top opening of the lower housing 212 is annular, a sealing ring 283 is disposed on the opening, and the sealing ring 283 is attached to the opening by gluing, but it should be understood that the sealing ring 283 is also annular, and the sealing ring 283 may be an integral ring or may be spliced by different parts to form an integral ring. After the upper housing 211 and the lower housing 212 are mounted, the edge of the upper housing 211 abuts against the sealing ring 283, so that the upper housing 211 and the lower housing 212 are sealed. In order to facilitate installation of the core control assembly 220 into the main chamber 215, the above-mentioned portions of the opening are not located on the same horizontal plane, specifically, the portion of the opening located in the length direction of the lower housing 212 sinks, that is, there is a height difference in the up-down direction between the portion of the opening located in the length direction of the lower housing 212 and the portion of the opening located in the width direction of the lower housing 212, and this is intended to: for enlarging the opening to better expose the main chamber 215 for ease of installation. In the present invention, the opening at the top of the lower housing 212 is required to satisfy the following requirements: the projection of the opening on the bottom of the lower housing 212 is equal to or larger than the bottom area of the main chamber 215, and the projection is obtained by a parallel projection method. Therefore, the device has the advantage of convenience in disassembly and assembly.

Referring to fig. 9 and 10, the lower housing 212 has a front mounting cavity S and a rear mounting cavity R formed at both ends in the longitudinal direction thereof, respectively. The two longitudinal ends are defined as a front end of the lower case 212 and a rear end of the lower case 212, respectively, and it is understood that the front end of the lower case 212 is provided with the front mounting cavity S and the rear end of the lower case 212 is provided with the rear mounting cavity R. The front mounting cavity S and the rear mounting cavity R are respectively independent from the main cavity 215, where the independent means: the front installation cavity S is separated from the main cavity 215 by a partition plate, and the rear installation cavity R is separated from the main cavity 215 by a partition plate. The front end of the front installation cavity S is opened so as to be convenient for installing a front limb (not shown); the rear end of the rear mounting cavity R is open to facilitate mounting of the hind limb. The opening part of the front installation cavity S is provided with a front end cover component 213, and the opening part of the rear installation cavity R is provided with a rear end cover component 214.

To facilitate mounting of the front and rear limbs to the cabinet 210, the front and

rear head assemblies

213 and 214 are separately provided. Specifically, the front end cover assembly 213 is arranged in an upper and lower split manner, or in a left and right split manner; the rear end cap assembly 214 is disposed in a vertically split manner, or in a horizontally split manner. In the utility model, the front end cover assembly 213 and the rear end cover assembly 214 are arranged in an up-down split manner, the front end cover assembly 213 comprises a front upper end cover 2131 and a front lower end cover 2132, and the front upper end cover 2131 and the front lower end cover 2132 are detachably arranged at the front end opening of the front installation cavity S; the rear end cap assembly 214 includes a rear upper end cap 2141 and a rear lower end cap 2142, and the rear upper end cap 2141 and the rear lower end cap 2142 are detachably disposed at the rear end opening of the rear mounting cavity R.

It is understood that the sealing structure of the present invention can be applied to different usage scenarios, which will be described below by way of example.

The sealing structure of the present invention can be applied to a robot. Wherein the robot comprises a sealing structure as described above.

In summary, the sealing pad 281 is abutted to the lower opening of the key button cavity 2111 through the switch PCB 282, and the switch PCB 282 has the function of a connecting plate besides the function of the electrical components of the switch PCB, so that the number of parts is reduced, and the switch PCB has the advantages of simple connecting structure and low production cost; furthermore, the sealing gasket 281 is provided with a convex edge 2812 distributed along the outer ring of the key button cavity 2111, so that a labyrinth waterproof structure is formed, the movement path of water vapor is effectively prolonged, and the sealing effect is good; furthermore, a sealing ring 283 is arranged at the opening of the lower shell 212, and after the upper shell 211 and the lower shell 212 are installed, the edge of the upper shell 211 abuts against the sealing ring 283, so that the sealing effect is good; further, the parts of the opening of the lower housing 212 are not located on the same horizontal plane, so as to enlarge the opening, better expose the main chamber 215, and provide the advantage of convenient installation.

The above is only one embodiment of the present invention, and any other modifications based on the concept of the present invention are considered as the protection scope of the present invention.

Claims

1. A sealing structure is used for sealing the joint of a machine shell (210) and a key button (280), a key button cavity (2111) is arranged on the machine shell (210), the key button (280) is contained in the key button cavity (2111), and the upper opening and the lower opening of the key button cavity (2111) are arranged, and the sealing structure is characterized by comprising: a sealing gasket (281) and a switch PCB board (282) located in the case (210), the sealing gasket (281) being disposed at a lower opening of the key button cavity (2111) through the switch PCB board (282) to isolate the switch PCB board (282) from an external environment, wherein the sealing gasket (281) is located between the key button (280) and the switch PCB board (282).

2. The seal structure of claim 1,

the area of the sealing gasket (281) is larger than or equal to the area of the lower opening of the key button cavity (2111).

3. The seal structure of claim 1,

the switch PCB board (282) is provided with a switch element (2821) on the end face close to the side of the sealing gasket (281), the sealing gasket (281) protrudes upwards to form a boss part (2811) corresponding to the switch element (2821), and the boss part (2811) is provided with a hollow cavity for accommodating the switch element (2821).

4. The seal structure of claim 3,

a trigger piece (2801) is arranged on the key button (280), and the trigger piece (2801) is abutted with the boss part (2811);

wherein the trigger (2801) moves towards the switch element (2821) in response to a user operating the key button (280) to trigger the switch element (2821).

5. The seal structure of claim 4,

the top of the boss part (2811) is provided with a positioning groove (2813) for installing and limiting the trigger piece (2801).

6. The seal structure of claim 1,

the sealing gasket (281) is provided with a convex edge (2812) distributed along the outer ring of the key button cavity (2111), wherein the top end surface of the convex edge (2812) is higher than the lower opening of the key button cavity (2111).

7. The seal structure of claim 1,

the switch PCB board (282) is detachably arranged on the shell (210).

8. The seal structure of claim 7,

the periphery of the key button cavity (2111) is provided with a plurality of screw posts (2112).

9. The seal structure of claim 1,

the sealing gasket (281) abuts between the switch PCB board (282) and the lower opening of the key button cavity (2111).

10. A robot comprising a sealing structure according to any one of claims 1 to 9.