CN112019657A - Sliding cover device and electronic equipment - Google Patents

Sliding cover device and electronic equipment Download PDF

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Publication number
CN112019657A
CN112019657A CN201910468414.XA CN201910468414A CN112019657A CN 112019657 A CN112019657 A CN 112019657A CN 201910468414 A CN201910468414 A CN 201910468414A CN 112019657 A CN112019657 A CN 112019657A
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CN
China
Prior art keywords
limiting
sliding
inner walls
housing
wall
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CN201910468414.XA
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Chinese (zh)
Inventor
刘建伟
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Beijing Xiaomi Mobile Software Co Ltd
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Beijing Xiaomi Mobile Software Co Ltd
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Priority to CN201910468414.XA priority Critical patent/CN112019657A/en
Publication of CN112019657A publication Critical patent/CN112019657A/en
Pending legal-status Critical Current

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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04MTELEPHONIC COMMUNICATION
    • H04M1/00Substation equipment, e.g. for use by subscribers
    • H04M1/02Constructional features of telephone sets
    • H04M1/0202Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
    • H04M1/0206Portable telephones comprising a plurality of mechanically joined movable body parts, e.g. hinged housings
    • H04M1/0208Portable telephones comprising a plurality of mechanically joined movable body parts, e.g. hinged housings characterized by the relative motions of the body parts
    • H04M1/0235Slidable or telescopic telephones, i.e. with a relative translation movement of the body parts; Telephones using a combination of translation and other relative motions of the body parts
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04MTELEPHONIC COMMUNICATION
    • H04M1/00Substation equipment, e.g. for use by subscribers
    • H04M1/02Constructional features of telephone sets
    • H04M1/0202Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
    • H04M1/0249Details of the mechanical connection between the housing parts or relating to the method of assembly

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Casings For Electric Apparatus (AREA)
  • Telephone Set Structure (AREA)

Abstract

The present disclosure relates to a sliding closure device and an electronic device, the sliding closure device includes a first housing and a second housing which can slide with each other, one side of the first housing facing the second housing sets up a limit track, the second housing is provided with a limit part which can slide along the limit track, and the sliding closure device further includes: the speed reduction structure is used for reducing the speed of the limiting part sliding to the end part of the limiting rail. The limiting part that sets up on the second casing can slide along the spacing track that sets up on the first casing promptly, when the limiting part is located spacing track both ends, just reach the maximum position of slidable between first casing and the second casing, and the structure of slowing down slows down the limiting part that slides to spacing track both ends, just so reduced the slip speed between limiting part and the spacing track when sliding to the maximum position, thereby slowed down the striking between limiting part and the spacing track tip, reduced the production of noise and vibration, promoted and felt.

Description

Sliding cover device and electronic equipment
Technical Field
The present disclosure relates to the field of electronic product technologies, and in particular, to a sliding cover device and an electronic device.
Background
With the development of electronic technology, people increasingly rely on obtaining required information from electronic equipment in daily life, and with the continuous improvement of process technology and the continuous increase of people's demand, the requirements for the characteristics of electronic equipment are gradually increased.
The sliding rail structure is arranged between the upper shell and the lower shell of the existing sliding-cover mobile phone, so that the upper shell and the lower shell can slide mutually, the limiting structure is arranged between the upper shell and the lower shell, the limiting structure plays a limiting role, and the slidable stroke range of the upper shell and the lower shell is determined by the limiting structure.
However, the limiting structure between the upper shell and the lower shell only plays a limiting role, and in the mutual sliding process of the upper shell and the lower shell, large impact sound is easily generated when the upper shell and the lower shell slide to the maximum position, so that the hand feeling experience of a user is poor.
Disclosure of Invention
The disclosed embodiments provide a sliding cover device and an electronic device, which can overcome some problems in the related art.
According to a first aspect of the embodiments of the present disclosure, a sliding cover device is provided, which includes a first housing and a second housing that are slidable with respect to each other, wherein a limiting rail is disposed on one surface of the first housing facing the second housing, and a limiting member that is slidable along the limiting rail is disposed on the second housing;
further comprising: the speed reducing structure is used for reducing the speed of the limiting part sliding to the end part of the limiting track.
In a specific implementation manner of this embodiment, an elastic friction member is further disposed on a surface of the first housing facing the second housing, a sliding groove is disposed at a position of the friction member opposite to the limiting rail, the limiting member can slide in the sliding groove, and the deceleration structures are disposed at two ends of the sliding direction of the sliding groove.
In a specific implementation manner of this embodiment, the sliding chute includes a sliding chute middle portion and two sliding chute end portions, a width between inner walls of the sliding chute middle portion is greater than a width of the limiting member, and a width between inner walls of the sliding chute end portions is less than or equal to a width of the limiting member, so as to form the speed reduction structure at the sliding chute end portions.
In a specific implementation manner of this embodiment, the inner walls at both ends of the middle portion of the sliding chute are provided with first tapered inner walls, and the inner walls at both ends of the middle portion of the sliding chute are connected with the inner walls at both ends of the sliding chute through the first tapered inner walls respectively.
In a specific implementation manner of this embodiment, the limiting member is a cylinder, and the inner wall of the end of the sliding slot is an arc-shaped wall that is matched with the outer wall of the limiting member.
In a specific implementation manner of this embodiment, the limiting rail is a limiting groove having an elastic inner wall, and an inner side wall of an end portion of the limiting groove protrudes toward the limiting member to form the speed reducing structure.
In a specific implementation manner of this embodiment, the decelerating structure is enclosed on the outer wall of the limiting member, and a width between the inner walls of the end portions of the limiting rails is smaller than a width between the inner walls of the middle portions of the limiting rails, so that the inner walls of the end portions of the limiting rails rub against the decelerating structure to reduce the sliding speed of the limiting member.
In a specific implementation manner of this embodiment, the inner walls at the two ends of the middle portion of the limiting track are both provided with second tapered inner walls, and the inner walls at the two ends of the middle portion of the limiting track are connected with the inner walls at the end portions of the limiting track through the second tapered inner walls respectively.
In a specific implementation manner of this embodiment, the material of the decelerating structure is rubber or felt.
According to a second aspect of the embodiments of the present disclosure, there is provided an electronic device including the slide cover apparatus described above.
The technical scheme provided by the embodiment of the disclosure can have the following beneficial effects:
through making the sliding closure device include first casing and the second casing that can slide each other, and first casing sets up spacing track towards the one side of second casing, is equipped with on the second casing to follow the gliding locating part of spacing track, still includes simultaneously: the speed reduction structure is used for reducing the speed of the limiting part sliding to the end part of the limiting rail, namely the limiting part arranged on the second shell can slide along the limiting rail arranged on the first shell, so that the sliding stroke of the limiting part on the limiting rail determines the sliding range of the first shell and the second shell. When the locating part is located spacing track both ends, just reach the maximum position of slidable between first casing and the second casing, and through the structure of slowing down to the locating part that slides to spacing track both ends and slow down, just so when first casing and second casing slip maximum position each other, the sliding speed between locating part and the spacing track, thereby the striking between locating part and the spacing track tip has been slowed down, the production of noise and vibration has been reduced, handle has been promoted, user's experience has been improved.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the disclosure.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present disclosure and together with the description, serve to explain the principles of the disclosure.
Fig. 1 is a schematic structural diagram of a conventional sliding closure device;
FIG. 2 illustrates a schematic diagram of a slider device according to an exemplary embodiment;
FIG. 3 is a schematic view of a friction member in a slider device according to an exemplary embodiment;
FIG. 4 is a cross-sectional view of a slider device shown in accordance with an exemplary embodiment;
fig. 5 is a schematic structural view of a slide cover device according to another exemplary embodiment;
fig. 6 is a schematic structural view of a slide cover device according to still another exemplary embodiment.
Description of reference numerals:
10-a first housing;
11-a limit track;
111-a second tapered inner wall;
20-a second housing;
21-a limit piece;
30-a speed reduction structure;
40-a friction member;
41-a chute;
411-first tapered inner wall.
With the foregoing drawings in mind, certain embodiments of the disclosure have been shown and described in more detail below. These drawings and written description are not intended to limit the scope of the disclosed concepts in any way, but rather to illustrate the concepts of the disclosure to those skilled in the art by reference to specific embodiments.
Detailed Description
Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The implementations described in the exemplary embodiments below are not intended to represent all implementations consistent with the present disclosure. Rather, they are merely examples of apparatus and methods consistent with certain aspects of the present disclosure, as detailed in the appended claims.
In the related art, for the example of a sliding-cover mobile phone, a mobile phone housing includes an upper housing and a lower housing, the upper housing is usually a middle frame structure or a shell of the mobile phone, the lower housing is usually a housing for assembling a screen, a sliding rail structure is usually arranged between the upper housing and the lower housing, the upper housing and the lower housing can slide relative to each other through the sliding rail structure, and meanwhile, a limit structure is usually arranged between the upper housing and the lower housing to limit the stroke range of the upper housing and the lower housing sliding relative to each other.
However, when going up casing and lower casing mutual slip, limit structure often only plays spacing effect, when going up casing and the mutual maximum position department that slides limit structure of lower casing, owing to do not have speed reduction and buffering, can produce great impact sound and vibration, make user's feeling experience not good, reduced user's use and experienced.
In order to solve the problem, the embodiment of the present disclosure provides a sliding cover device and an electronic device, which can reduce the speed of the limiting structure sliding to the maximum position, and reduce the impact sound, thereby reducing the noise and vibration generated by the impact, improving the use hand feeling of the electronic device, and improving the user experience.
Example one
Fig. 1 is a schematic structural diagram of a conventional sliding closure device; FIG. 2 illustrates a schematic diagram of a slider device according to an exemplary embodiment; FIG. 3 is a schematic view of a friction member in a slider device according to an exemplary embodiment; fig. 4 is a cross-sectional view of a slider device according to an exemplary embodiment.
Referring to fig. 2 to 4, in a first aspect of the present disclosure, a sliding cover device is provided, which includes a first housing 10 and a second housing 20 that are slidable relative to each other, where in this embodiment, the first housing 10 may refer to a middle frame structure or a shell structure of a mobile phone or the like, the second housing 20 may refer to an assembly screen of the mobile phone or the like, or the first housing 10 may refer to the assembly screen of the mobile phone or the like, and the second housing 20 may refer to the middle frame structure or the shell structure of the mobile phone or the like. The first housing 10 and the second housing 20 can slide relative to each other, a sliding rail may be arranged between the first housing 10 and the second housing 20, or other realizable manners, and a specific setting manner may refer to a setting manner of sliding between housings in a sliding-type electronic device in the related art, which is not described in detail in this embodiment.
As shown in fig. 1, a limiting rail 11 is disposed on one surface of the first housing 10 facing the second housing 20, a limiting member 21 capable of sliding along the limiting rail 11 is disposed on the second housing 20, that is, the limiting member 21 disposed on the second housing 20 is capable of sliding along the limiting rail 11 disposed on the first housing 10, so that a sliding stroke of the limiting member 21 on the limiting rail 11 determines a slidable range of the first housing 10 and the second housing 20, that is, when the limiting members 21 are disposed at two ends of the limiting rail 11, a maximum slidable position of the first housing 10 and the second housing 20 is reached, when the first housing 10 and the second housing 20 slide to the maximum slidable position, the limiting member 21 and an end of the limiting rail 11 collide, and impact sound and vibration are generated.
In order to reduce the speed of the first and second housings 10 and 20 sliding to the maximum position and reduce the generation of noise, in the present embodiment, as shown in fig. 2 and 4, the sliding closure device further includes: deceleration structure 30, this deceleration structure 30 is used for playing the effect of slowing down to the locating part 21 that slides to spacing track 11 tip, when locating part 21 slides to spacing track 11 tip promptly, slow down gliding locating part 21 through deceleration structure 30, just so when having reduced first casing 10 and second casing 20 mutual slip maximum position, relative gliding speed between locating part 21 and the spacing track 11, thereby the striking between locating part 21 and the spacing track 11 tip has been slowed down, the production of noise and vibration has been reduced, the use is felt has been promoted, and then user's experience has been improved.
In this embodiment, there is no other requirement for the specific shape, size, molding material, structure, etc. of the limiting rail 11 and the limiting member 21, and it can be achieved that the limiting member 21 can slide along the limiting rail 11, and the limiting member 21 can slide along the limiting rail 11 to have a limiting effect, specifically, the limiting rail 11 can be a groove or a slide rail, etc. disposed on the first housing 10, and correspondingly, the limiting member 21 can be a protrusion on the second housing 20 or a slider, etc. disposed on the second housing 20.
In this embodiment, the decelerating structure 30 may be a decelerating member made of any material capable of performing a decelerating and buffering function, such as rubber and sponge, in this embodiment, the decelerating structure 30 may be disposed on the limiting rail 11, or the decelerating structure 30 may also be disposed on the limiting member 21, or the decelerating structure 30 may be disposed in other disposing manners, and the function of the decelerating structure 30 may be achieved, specifically, as shown in fig. 2, if the decelerating structure 30 may be disposed at two ends of the limiting rail 11, and when the limiting members 21 slide to the two ends of the limiting rail 11, the decelerating structures 30 located at the two ends of the limiting rail 11 perform a decelerating function on the limiting member 21, so as to slow down the impact between the limiting member 21 and the end of the limiting rail 11; or the decelerating structure 30 may also be disposed on the limiting member 21, specifically, if the decelerating structure 30 may be rubber, the decelerating structure 30 is disposed around the periphery of the limiting member, and when the limiting member 21 slides to two ends of the limiting rail 11, the decelerating structure 30 on the limiting member 21 interacts with the limiting rail 11 to achieve the purpose of decelerating. However, the shape, structure, and the like of the reduction structure 30 are not required, and the function thereof may be achieved.
The embodiment provides a sliding cover device, which includes a first housing 10 and a second housing 20 that slide with each other, wherein the first housing 10 is provided with a limiting rail 11 facing one surface of the second housing 20, the second housing 20 is provided with a limiting member 21 that can slide along the limiting rail 11, and the sliding cover device further includes: the decelerating structure 30, the decelerating structure 30 is used to decelerate the limiting member 21 sliding to the end of the limiting rail 11, that is, the limiting member 21 disposed on the second casing 20 can slide along the limiting rail 11 disposed on the first casing 10, so that the sliding stroke of the limiting member 21 on the limiting rail 11 determines the sliding range of the first casing 10 and the second casing 20, when the limiting members 21 are disposed at the two ends of the limiting rail 11, the maximum position of the first casing 10 and the second casing 20 which can slide is reached, and the decelerating structure 30 decelerates the limiting members 21 sliding to the two ends of the limiting rail 11, so as to reduce the sliding speed between the limiting member 21 and the limiting rail 11 when the first casing 10 and the second casing 20 slide to the maximum position, thereby reducing the impact between the limiting member 21 and the end of the limiting rail 11, and reducing the noise and vibration, the hand feeling is improved, and the user experience is improved.
Example two
Further, on the basis of the first embodiment, in the present embodiment, as shown in fig. 2 and fig. 3, a friction member 40 is disposed on a surface of the first housing 10 facing the second housing 20, the friction member 40 has elasticity, wherein a sliding groove 41 capable of sliding the limiting member 21 therein is disposed on the friction member 40 at a position opposite to the limiting rail 11, where the position opposite to the limiting rail 11 specifically means that the sliding groove 41 is disposed at a position of the vertical projection of the limiting rail 11 on the friction member 40. The limiting part 21 can slide in the sliding groove 41, and the two ends of the sliding direction of the sliding groove 41 are provided with the speed reducing structures 30, so that the limiting part 21 slides along the limiting rail 11, and also slides along the sliding groove 41 of the friction part 40, when the limiting part 21 slides to the two ends of the sliding groove 41, the maximum slidable positions of the first shell 10 and the second shell 20 are reached, and the speed reducing structures 30 at the two ends of the sliding groove 41 can play a role in reducing the speed of the limiting part 21, so that the purpose of reducing the sliding speed between the limiting part 21 and the limiting rail 11 is realized, the impact of the end part between the limiting part 21 and the limiting rail 11 when the limiting part slides to the maximum position is relieved, the generation of noise and vibration is reduced, the use hand feeling is improved, and the user experience is improved.
In the present embodiment, it should be noted that there is no other requirement for the shape, structure, molding material, etc. of the friction member 40, and the friction member 40 may have a certain elasticity, for example, the friction member 40 may be rubber, felt, etc. The sliding groove 41 is provided at a position of the friction member 40 corresponding to the position limiting rail 11, and the sliding groove 41 may be a groove or the like opened at a position of the friction member 40 opposite to the position limiting rail 11, or may be a sliding groove 41 of another structure type, so that the position limiting member 21 can slide in the sliding groove 41.
Further, as shown in fig. 3 and 4, in the present embodiment, the sliding groove 41 includes a sliding groove middle portion and two sliding groove end portions, that is, the sliding groove 41 is composed of a middle portion and two end portions located at both ends of the middle portion, wherein a width W2 between inner walls of the sliding groove middle portion is larger than a width of the limiting member 21, and a width W1 between inner walls of the sliding groove end portions is smaller than or equal to a width of the limiting member 21, so as to form the speed reducing structure 30 at the sliding groove end portions. In the present embodiment, the width between the inner walls, such as W1 and W2 in fig. 4, is a distance between two inner walls in a direction perpendicular to the sliding direction of the limiting member 21, the width of the limiting member 21 is a width of the limiting member 21 in the direction perpendicular to the sliding direction, such that the width W1 between the inner walls at the end of the sliding slot is smaller than or equal to the width of the limiting member 21, and at the same time, the sliding slot 41 has a certain elasticity, such that when the limiting member 21 slides to the end of the sliding slot, that is, when the first housing 10 and the second housing 20 reach the maximum slidable position, because the width between the inner walls at the end of the sliding slot is smaller than or equal to the width of the limiting member 21, the inner wall at the end of the sliding slot generates sliding friction with the limiting member 21, that is, the end of the sliding slot acts as the speed reducing structure 30 to frictionally reduce the limiting member 21, the noise and the vibration that have reduced the production have promoted and have used and feel, have improved user experience.
In addition, in this embodiment, the width W2 between the inner walls of the middle portion of the sliding slot is greater than the width of the limiting member 21, so that the limiting member 21 is not influenced by friction of the friction member 40 during the sliding process, which is helpful to improve the smoothness of the first casing 10 and the second casing 20 during the sliding process, and avoid friction from reducing the sliding hand feeling. The width between the inner walls of the middle of the sliding groove and the width between the inner walls of the corresponding positions of the limiting rails 11 are not limited in this embodiment, the width between the inner walls of the middle of the sliding groove can be smaller than the width between the inner walls of the limiting rails 11, or the width between the inner walls of the middle of the sliding groove can be equal to the width between the inner walls of the limiting rails 11, and the width between the inner walls of the middle of the sliding groove can also be slightly larger than the width between the inner walls of the limiting rails 11.
It should be noted that, in this embodiment, as shown in fig. 3 and fig. 4, the distance between the two sliding chute ends should be smaller than the distance between the two ends of the limiting rail 11, and at the same time, the width between the inner walls of the sliding chute ends should be smaller than the width between the inner walls of the limiting rail 11, so as to ensure that when the limiting member 21 slides to the sliding chute ends, the speed reducing structure 30 formed at the sliding chute ends can perform a friction speed reducing function on the limiting member 21.
Further, in this embodiment, as shown in fig. 3, the inner walls at both ends of the middle portion of the sliding chute have first tapered inner walls 411, and the inner walls at both ends of the middle portion of the sliding chute 41 are respectively connected with the inner walls at the ends of the two sliding chutes 41 through the first tapered inner walls 411. Specifically, one end of one of the first tapered inner walls is connected to an inner wall at a middle portion of the sliding groove, the other end of one of the first tapered inner walls is connected to an inner wall at one end of the sliding groove, one end of the other one of the first tapered inner walls is connected to an inner wall at the middle portion of the sliding groove, and the other end of the other one of the first tapered inner walls is connected to an inner wall at the other end of the sliding groove.
In this embodiment, it should be noted that the shape of the outer wall of the limiting member 21 can be matched with the shape of the inner wall of the end of the sliding slot, so that the matching between the limiting member 21 and the end of the sliding slot when the limiting member slides to the end of the sliding slot can be improved, and the impact between the limiting member 21 and the end of the sliding slot can be further reduced. Specifically, in this embodiment, the limiting member 21 is a cylinder, the inner wall of the end of the sliding slot is an arc-shaped wall matched with the outer wall of the limiting member 21, and when the limiting member 21 slides to the end of the sliding slot, the limiting member can be matched with the end of the sliding slot of the arc-shaped inner wall, so as to avoid unnecessary collision.
In the sliding cover device provided by this embodiment, by providing the elastic friction member 40 on the surface of the first housing 10 facing the second housing 20, and providing the sliding slot 41 at the position where the friction member 40 corresponds to the limiting track 11, the limiting member 21 can slide in the sliding slot 41, and providing the decelerating structures 30 at the two ends of the sliding slot 41, so that the limiting member 21 slides along the limiting track 11, and slides along the sliding slot 41 of the friction member 40, when the limiting member 21 slides to the two ends of the sliding slot 41, the maximum slidable position of the first housing 10 and the second housing 20 is reached, and the decelerating structures 30 at the two ends of the sliding slot 41 can decelerate the limiting member 21, so as to achieve the purpose of reducing the sliding speed between the limiting member 21 and the limiting track 11, reduce the impact between the limiting member 21 and the end of the limiting track 11 when sliding to the maximum slidable position, and reduce the noise and vibration, the use hand feeling is improved, and the user experience is improved.
EXAMPLE III
Fig. 5 is a schematic structural view of a slide cover device according to another exemplary embodiment.
Further, on the basis of the first embodiment, in the present embodiment, as shown in fig. 5, the limiting rail 11 is a limiting groove with an elastic inner wall, an inner side wall of an end portion of the limiting groove protrudes toward the limiting part 21 to form the decelerating structure 30, that is, the decelerating structure 30 is located at two end portions of the limiting rail 11, and the decelerating structure 30 is formed by the inner side wall of the end portion of the limiting groove protruding toward the limiting part 21, so that when the limiting part 21 slides along the limiting groove and slides to the end portion of the limiting groove, the decelerating structure 30 formed by the protrusion of the inner wall of the end portion of the limiting groove can decelerate the limiting part 21, thereby decelerating the sliding speed between the limiting part 21 and the limiting rail 11 and slowing down the impact therebetween when the limiting part slides to the maximum position.
It should be noted that, in this embodiment, the end inner side wall of the limiting groove protrudes toward the limiting member to form the decelerating structure 30, specifically, in this embodiment, the width between the end inner walls of the limiting groove may be smaller than the width between the middle inner walls of the limiting groove, and the width between the end inner walls of the limiting groove may be smaller than or equal to the width of the limiting member, so that the decelerating structure 30 is formed at the end of the limiting groove, so that when the limiting member 21 slides to the end of the limiting groove, the elastic inner wall of the limiting groove and the limiting member 21 will generate sliding friction, that is, the decelerating structure 30 formed by the protrusion achieves the purpose of frictional deceleration of the limiting member, and slows down the impact between the limiting member 21 and the end of the limiting rail 11.
In this embodiment, the inner walls at the two ends of the middle of the limiting track 11 are both provided with second tapered inner walls 111, and the inner walls at the two ends of the middle of the limiting track 11 are connected with the inner walls at the end of the limiting track 21 through the second tapered inner walls 111. Specifically, one end of one of the second conical inner walls is connected with an inner wall at one end of the middle part of the limiting track, the other end of one of the second conical inner walls is connected with an inner wall at one end of the limiting track, one end of the other of the second conical inner walls is connected with an inner wall at the other end of the middle part of the limiting track, and the other end of the other of the second conical inner walls is connected with an inner wall at the other end of the limiting track, namely the middle part of the limiting groove is in transitional connection with the end part of the limiting groove through the second conical inner walls, so that the sliding transitional property of the limiting part 21 can be ensured, the sliding smoothness of the limiting part 21 in the limiting groove can be improved, unnecessary friction and impact can be avoided when the limiting part 21 slides to the end part of the limiting groove from.
In this embodiment, it should be noted that, the inner wall of the speed reducing structure 30 formed by the inner wall of the limiting groove protruding toward the limiting member may match with the outer wall of the limiting member 21, so as to improve the matching between the limiting member 21 and the inner wall of the end of the limiting groove when the limiting member 21 slides to the end of the limiting groove, and further reduce the impact between the limiting member 21 and the end of the limiting groove. Specifically, in this embodiment, if the limiting member 21 may be a cylinder, the inner wall of the speed reducing structure formed by the inner wall protrusion at the end of the limiting groove may be an arc-shaped wall matched with the outer wall of the limiting member.
The sliding cover device provided by the embodiment is characterized in that the limiting rail 11 is an elastic limiting groove, and the inner side wall of the end part of the limiting groove protrudes towards the limiting part 21 to form the speed reducing structure 30, that is, the speed reducing structure 30 is located at two ends of the limiting rail 11, so that the limiting part 21 slides along the limiting groove and slides to the end part of the limiting groove, the speed reducing structure 30 formed by the protrusion of the inner wall of the end part of the limiting groove can play a role in reducing the speed of the limiting part 21, thereby realizing the speed reduction of the sliding speed between the limiting part 21 and the limiting rail 11 when sliding to the maximum position, and slowing down the impact between the limiting part 21.
Example four
Fig. 6 is a schematic structural view of a slide cover device according to still another exemplary embodiment.
Further, on the basis of the first embodiment, in the present embodiment, as shown in fig. 6, the decelerating structure 30 is enclosed on the outer wall of the limiting member 21, and the width between the end inner walls of the limiting rails 11 is smaller than the width between the middle inner walls of the limiting rails 11, so that the end inner walls of the limiting rails 11 rub against the decelerating structure to reduce the sliding speed of the limiting member 21. That is, in this embodiment, the decelerating structure 30 is disposed on the outer wall of the limiting member 21, and the width between the inner walls of the end portions of the limiting rails 11 is smaller than the width between the inner walls of the middle portions of the limiting rails 11, so that the inner walls of the end portions of the limiting rails 11 can rub against the decelerating structure 30, if the decelerating structure 30 is made of rubber, the rubber is enclosed on the outer wall of the limiting member 21, when the limiting member 21 slides to the end portion of the limiting rails 11, the inner walls of the end portions of the limiting rails 11 and the decelerating structure 30 located on the outer walls of the limiting member 21 can frictionally slide, so as to perform the function of frictional deceleration, thereby decelerating the sliding speed between the limiting member 21 and the limiting rails 11, slowing down the impact between the two, and reducing the generation of.
It should be noted that, in this embodiment, the width between the inner walls of the end portions of the limiting rails 11 should be less than or equal to the width of the outer wall of the speed reducing structure on the outer wall of the limiting member 21, so that the inner walls of the end portions of the limiting rails 11 can be ensured to have a friction effect on the speed reducing structure.
It should be noted that, in the present embodiment, the decelerating structure 30 is enclosed on the outer wall of the limiting member 21, specifically, the position of the decelerating structure 30 on the outer wall of the limiting member 21 may be enclosed on the outer wall of the limiting member 21, or only enclosed on the outer wall at the position where the limiting member 21 contacts the limiting rail 11. The decelerating structure 30 may be enclosed on the outer wall of the limiting member 21 by means of bonding or the like.
In this embodiment, the inner walls at the two ends of the middle of the limiting track 11 are both provided with second tapered inner walls 111, and the inner walls at the two ends of the middle of the limiting track 11 are connected with the inner walls at the end of the limiting track 21 through the second tapered inner walls 111. Specifically, one end of one of the second conical inner walls is connected with an inner wall at one end of the middle part of the limiting track, the other end of one of the second conical inner walls is connected with an inner wall at one end of the limiting track, one end of the other of the second conical inner walls is connected with an inner wall at the other end of the middle part of the limiting track, and the other end of the other of the second conical inner walls is connected with an inner wall at the other end of the limiting track, namely, the middle part of the limiting track 11 is in transitional connection with the end part of the limiting track 11 through the second conical inner wall 111, so that the sliding transitional property of the limiting part 21 can be ensured, the sliding smoothness of the limiting part 21 in the limiting track 11 is improved, unnecessary friction and impact when the limiting part slides to the end.
In this embodiment, it should be noted that the shape of the outer wall of the decelerating structure 30 surrounded on the outer wall of the limiting member 21 may be matched with the shape of the inner wall of the end portion of the limiting rail 11, so that the matching between the limiting member 21 and the end portion of the limiting rail 11 when the limiting member 21 slides to the end portion of the limiting rail 11 may be improved, and the impact between the limiting member 21 and the end portion of the limiting rail 11 may be further reduced. Specifically, in this embodiment, if the outer wall of the decelerating structure disposed on the outer wall of the limiting member 21 may be a cylinder, the inner wall of the end portion of the limiting rail 11 may be an arc-shaped wall.
Further, in this embodiment, the material of the decelerating structure 30 is rubber or felt. The decelerating structure 30 may be made of other materials having elasticity, and rubber, felt, and the like are easily available materials, have good elasticity, and contribute to reducing the manufacturing cost.
The sliding cover device provided by the embodiment, through setting the speed reduction structure 30 on the outer wall of the limiting part 21, and make the width between the inner walls of the end parts of the limiting tracks 11 less than the width between the inner walls of the middle parts of the limiting tracks 11, and the width between the inner walls of the end parts of the limiting tracks 11 less than or equal to the width of the limiting part 21, make the inner walls of the end parts of the limiting tracks 11 exert friction effects on the speed reduction structure 30, namely when the limiting part 21 slides to the end part of the limiting tracks 11, the inner walls of the end parts of the limiting tracks 11 and the speed reduction structure positioned on the outer wall of the limiting part 21 generate friction sliding, thereby exert friction speed reduction effects, realize speed reduction of sliding speed between the limiting part 21 and the limiting tracks 11, slow down the impact between the two, and.
EXAMPLE five
In a second aspect of the embodiments of the present disclosure, an electronic device is provided, which includes the sliding cover device in any of the embodiments. Specifically, the electronic device may be a mobile terminal such as a mobile phone and a tablet computer, or may be any slide-type electronic product or component such as a navigator, a combination lock, a digital photo frame, and a camera.
The electronic device provided by this embodiment, through including the sliding closure device, this sliding closure device includes first casing and the second casing of mutual slip, and one side that first casing orientation second casing set up spacing track, is equipped with on the second casing to follow the gliding locating part of spacing track, still includes simultaneously: the speed reducing structure is used for reducing the speed of the limiting part sliding to the end part of the limiting rail, namely, the limiting piece arranged on the second shell can slide along the limiting track arranged on the first shell, so that the sliding range of the limiting piece on the limiting track determines the sliding range of the first shell and the second shell, when the limiting pieces are positioned at the two ends of the limiting track, the maximum slidable position between the first shell and the second shell is reached, the limiting pieces sliding to the two ends of the limiting rail are decelerated through the deceleration structure, so that the sliding speed between the limiting pieces and the limiting rail is reduced when the first shell and the second shell slide to the maximum position, thereby slowed down the striking between locating part and the spacing track tip, reduced noise and the vibration that electronic equipment produced when sliding, promoted and felt, improved user's experience.
Other embodiments of the disclosure will be apparent to those skilled in the art from consideration of the specification and practice of the disclosure disclosed herein. This application is intended to cover any variations, uses, or adaptations of the disclosure following, in general, the principles of the disclosure and including such departures from the present disclosure as come within known or customary practice within the art to which the disclosure pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the disclosure being indicated by the following claims.
It will be understood that the present disclosure is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof. The scope of the present disclosure is limited only by the appended claims.

Claims (10)

1. A sliding closure device comprises a first shell and a second shell which can slide mutually, and is characterized in that one surface of the first shell facing the second shell is provided with a limiting track, and the second shell is provided with a limiting piece which can slide along the limiting track;
further comprising: the speed reducing structure is used for reducing the speed of the limiting part sliding to the end part of the limiting track.
2. The sliding cover device of claim 1, wherein a surface of the first housing facing the second housing is further provided with an elastic friction member, a sliding groove is provided at a position of the friction member opposite to the position-limiting rail, the position-limiting member can slide in the sliding groove, and the two ends of the sliding groove in the sliding direction are provided with the speed-reducing structures.
3. The sliding closure device as claimed in claim 2, wherein the sliding slot comprises a middle portion and two end portions, the width between the inner walls of the middle portion is greater than the width of the limiting member, and the width between the inner walls of the end portions is less than or equal to the width of the limiting member, so as to form the deceleration structure at the end portions of the sliding slot.
4. The sliding closure device as claimed in claim 3, wherein the inner walls at the two ends of the middle part of the sliding chute are provided with first tapered inner walls, and the inner walls at the two ends of the middle part of the sliding chute are respectively connected with the inner walls at the two ends of the sliding chute through the first tapered inner walls.
5. The sliding closure apparatus as claimed in claim 4, wherein the position-limiting member is a cylinder, and the inner wall of the end of the sliding slot is an arc-shaped wall matching with the outer wall of the position-limiting member.
6. The sliding cover device of claim 1, wherein the limiting rail is a limiting groove with an elastic inner wall, and an inner side wall of an end portion of the limiting groove protrudes toward the limiting member to form the decelerating structure.
7. The sliding cover device of claim 1, wherein the decelerating structure is enclosed on the outer wall of the limiting member, and the width between the inner walls of the end portions of the limiting rails is smaller than the width between the inner walls of the middle portions of the limiting rails, so that the inner walls of the end portions of the limiting rails rub against the decelerating structure to reduce the sliding speed of the limiting member.
8. The sliding closure device as claimed in claim 6 or 7, wherein the inner walls at the two ends of the middle part of the limiting track are provided with second tapered inner walls, and the inner walls at the two ends of the middle part of the limiting track are respectively connected with the inner walls at the end parts of the limiting track through the second tapered inner walls.
9. The sliding closure apparatus of any one of claims 1 to 7, wherein the material of the deceleration structure is rubber or felt.
10. An electronic device comprising a slider device as claimed in any one of claims 1 to 9.
CN201910468414.XA 2019-05-31 2019-05-31 Sliding cover device and electronic equipment Pending CN112019657A (en)

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