Sealing sleeve, key switch and keyboard
A technology of sealing sleeves and keys, which is applied in the direction of electric switches, electrical components, emergency housings, etc., can solve the problems that affect the performance stability and service life of keyboard keys, it is difficult to maintain surface cleanliness, and it is easy to absorb dust or sundries, etc. Achieve good impact resistance, good flexibility, and maintain the effect of hand feeling
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Example Embodiment
[0027] Example 1
[0028] This embodiment provides a sealing sleeve comprising a central connection area 1, a central pressing area 2, a deformation area 3 surrounding the central pressing area 2 and connected to the central pressing area, and a sealing area connected to the deformation area 3 4;
[0029] Further, an upper slide groove 21 is provided on the central pressing area, and a lower slide groove 42 is provided on the connection sealing area.
[0030] Further, the deformation zone 3 and the sealing zone 4 can be arranged on top of each other in sections, that is, the lower side 41 of the sealing zone 4 and the upper side 31 of the deformation zone 3 can be on the same horizontal plane. Up. The deformation zone 3 includes two folding parts 31.
[0031] Further, the sealing sleeve is made of flexible material. The flexible material is composed of the following components by weight: 20 parts of n-butanol solvent, 5 parts of xylene solvent, 4 parts of modified nitrile rubber, 2...
Example Embodiment
[0037] Example 2
[0038] This embodiment provides a sealing sleeve comprising a central connection area 1, a central pressing area 2, a deformation area 3 surrounding the central pressing area 2 and connected to the central pressing area, and a sealing area connected to the deformation area 3 4;
[0039] Further, an upper slide groove 21 is provided on the central pressing area, and a lower slide groove 42 is provided on the connection sealing area.
[0040] Further, the deformation zone 3 and the sealing zone 4 can be arranged on top of each other in sections, that is, the lower side 41 of the sealing zone 4 and the upper side 31 of the deformation zone 3 can be on the same horizontal plane. Up. The deformation zone 3 includes a folded portion 31.
[0041] Further, the sealing sleeve is made of flexible material.
[0042] A key switch includes a button cover 5 and a button 6. The button is penetrated in the button cover to form a button part. The button part is sheathed with the ab...
Example Embodiment
[0046] Example 3
[0047] This embodiment provides a sealing sleeve comprising a central connection area 1, a central pressing area 2, a deformation area 3 surrounding the central pressing area 2 and connected to the central pressing area, and a sealing area connected to the deformation area 3 4;
[0048] Further, an upper slide groove 21 is provided on the central pressing area, and a lower slide groove 42 is provided on the connection sealing area.
[0049] Further, the deformation zone 3 and the sealing zone 4 can be arranged on top of each other in sections, that is, the lower side 41 of the sealing zone 4 and the upper side 31 of the deformation zone 3 can be on the same horizontal plane. Up. The deformation zone 3 includes three folding parts 31.
[0050] Further, the sealing sleeve is made of flexible material.
[0051] A key switch includes a button cover 5 and a button 6. The button is penetrated in the button cover to form a button part. The button part is sheathed with the...
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