CN210005880U

CN210005880U - Bottom cover, shell and wrist-watch

Info

Publication number: CN210005880U
Application number: CN201920544002.5U
Authority: CN
Inventors: 武乐强
Original assignee: Xian Yep Telecommunication Technology Co Ltd
Current assignee: Xian Yep Telecommunication Technology Co Ltd
Priority date: 2019-04-19
Filing date: 2019-04-19
Publication date: 2020-01-31
Anticipated expiration: 2029-04-19

Abstract

The utility model provides an kinds of bottom, shell and wrist-watch relates to wrist-watch technical field for when solving current wrist-watch and maintaining, need dismantle all bolts and bottom, just can maintain or change the technical problem of wearing parts, this bottom includes bottom body and closing cap, be provided with on the bottom body and run through the handle hole of bottom body, the handle hole is used for taking out wearing parts, the closing cap is connected handle hole department, the closing cap deviates from be equipped with the operation portion on wearing parts's the surface, the operation portion is used for the user operation the closing cap is in order to open or seal the handle hole, the embodiment provides a bottom is used for on the wrist-watch for when maintaining the wrist-watch, can only dismantle the closing cap and not dismantle bolt and bottom, convenient operation.

Description

Bottom cover, shell and wrist-watch

Technical Field

The embodiment of the utility model provides a relate to wrist-watch technical field, especially relate to kinds of bottom, shell and wrist-watch.

Background

With the emergence and the use of wearable electronic equipment, smart watch also receives more and more user's attention to gradually get into the field of vision of masses.

The existing intelligent watch comprises a display screen, a face cover, a bottom cover, a movement assembly and a bolt for connecting the face cover and the bottom cover; the number of the bolts is at least four, the bolts are distributed on the peripheries of the face cover and the bottom cover, the face cover and the bottom cover are surrounded into an accommodating cavity for accommodating the movement assembly, the display screen is arranged on the outer side of the face cover, the movement assembly is arranged on the inner side of the face cover and is connected with the display screen, and the movement assembly comprises a Printed Circuit Board (PCB), a Subscriber Identity Module (SIM) and a battery and the like.

When a user of the watch needs to maintain and repair the watch, for example, to maintain or replace wearing parts such as a battery and a SIM card, all the bolts and the bottom cover need to be detached to maintain or replace the wearing parts, which is inconvenient to operate.

SUMMERY OF THE UTILITY MODEL

In view of the above problem, the embodiment of the utility model provides an kinds of bottom, shell and wrist-watch for when keeping the maintenance wrist-watch, save the process of dismantling bolt and bottom, convenient operation.

In order to achieve the above object, the embodiment of the present invention provides the following technical solutions:

the utility model discloses an aspect of provides kinds of bottom covers, and it includes bottom body and closing cap, be provided with the handle hole that runs through the bottom body on the bottom body, the handle hole is used for taking out the wearing parts, the closing cap is connected in handle hole department, the closing cap deviates from be equipped with the operating portion on the surface of wearing parts, the operating portion is used for supplying the user to operate the closing cap, in order to open or seal the handle hole.

The bottom cap as described above, wherein the th screw thread is formed on the inner wall of the operation hole, and the second screw thread screwed with the th screw thread is formed on the side of the cover.

The bottom cover as described above, wherein the operating part includes: a slot formed on the outer surface.

The bottom cap as described above, wherein the card slot includes: a sidewall and a bottom wall connected to the sidewall, the sidewall being connected to the outer surface; the distance between the bottom wall and the outer surface is gradually reduced from the middle to two ends.

The bottom cover as described above, wherein the bottom wall is circular arc shaped.

The bottom cover as described above, wherein the bottom cover further comprises: a seal disposed between the bottom cap body and the cover cap.

The bottom cap as set forth above, wherein the sealing member includes: an annular seal extending along a side of the closure.

The bottom cover is characterized in that a limiting boss protruding out of the inner wall is formed on the inner wall of the operation hole close to ends of the wearing parts, the limiting boss extends in a ring shape along the circumferential direction of the operation hole, and the inner surface of the sealing cover abuts against the limiting boss.

The utility model provides a bottom uses on the wrist-watch, through seting up the handle hole on the bottom, and set up the closing cap in handle hole department, when making the user need maintain the vulnerable part of maintenance wrist-watch, can open the closing cap through the operating portion, take out and install the vulnerable part from handle hole department, the maintenance is accomplished the back, connect the closing cap in handle hole department through the operating portion, seal the handle hole can, avoided dismantling each bolt and bottom, the maintenance process has been simplified, and convenient for operation.

A second aspect of the embodiments of the present invention provides cases, which include a face cover and a bottom cover as described above, the face cover being connected with the bottom cover and forming an accommodating cavity.

The utility model provides a shell, a core assembly for encapsulating the wrist-watch, the shell includes face lid and bottom through bolted connection, set up the handle hole on the bottom, and set up the closing cap in handle hole department, when making the user need maintain the vulnerable part of maintenance wrist-watch, can open the closing cap through the operating portion, take out and install the vulnerable part from handle hole department, the maintenance is accomplished the back, connect the closing cap in handle hole department through the operating portion, seal the handle hole can, each bolt and bottom on having avoided dismantling the shell, the service life of shell is prolonged, and maintenance process has been simplified, and convenient for operation.

A third aspect of the embodiments of the present invention provides watches, which include a movement assembly and a housing as described above, wherein the movement assembly is disposed in the accommodating cavity.

The utility model provides a wrist-watch includes shell and core assembly, the operation hole is seted up to the position that corresponds the vulnerable part on the shell, and set up the closing cap in operation hole department, when making the user need maintain the vulnerable part of maintenance wrist-watch, can open the closing cap through the operating portion, take out and install the vulnerable part from operation hole department, the maintenance is accomplished the back, connect the closing cap in operation hole department through the operating portion, seal the operation hole can, each bolt and the bottom of dismantling the wrist-watch have been avoided, the service life of wrist-watch is prolonged, and the maintenance process has been simplified, and convenient for operation.

In addition to the technical problems solved by the embodiments of the present invention, the technical features constituting the technical solutions, and the advantages brought by the technical features of the technical solutions, other technical problems that the embodiments of the present invention can solve, other technical features included in the technical solutions, and advantages brought by the technical features, will be further described in in detail in the detailed description of the embodiments.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, is briefly introduced in the drawings required to be used in the description of the embodiments or the prior art, it is obvious that the drawings in the following description are embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a bottom cover according to an embodiment of the present invention;

fig. 2 is a schematic structural view of a bottom cap body according to a second embodiment of the present invention;

fig. 3 is a schematic structural diagram of a sealing cover according to a second embodiment of the present invention;

fig. 4 is a second schematic structural view of the sealing cover according to the second embodiment of the present invention;

fig. 5 is a schematic structural diagram of a housing and a movement assembly provided by the third embodiment of the present invention.

Reference numerals:

10: a bottom cover; 11: a bottom cover body;

111: an operation hole; 12: sealing the cover;

121: a card slot; 1211: a side wall;

1212: a bottom wall; 122: an operation section;

13: a limiting boss; 20: a seal member;

30: a face cover; 40: an accommodating chamber;

50: a movement assembly.

Detailed Description

In order to make the above objects, features and advantages of the embodiments of the present invention more comprehensible, the embodiments of the present invention are described in detail with reference to the accompanying drawings in an embodiment of the present invention, and it is obvious that the described embodiments are only the partial embodiments of the present invention, but not all embodiments.

The intelligent watch comprises a core assembly, wherein the core assembly is provided with an SIM card networking function to realize the functions of time indication, communication and the like, accommodating cavities are formed between a face cover and a bottom cover of the intelligent watch, the core assembly is arranged in the accommodating cavities to prevent foreign matters such as external dust and the like from entering the core assembly, and meanwhile, a plurality of bolts are arranged at intervals on the peripheries of the face cover and the bottom cover to enable the contact surface of the face cover and the bottom cover to be tightly attached to prevent a gap from being formed between the face cover and the bottom cover.

Fig. 1 is a schematic structural diagram of a bottom cover according to an embodiment of the present invention, please refer to fig. 1, in order to solve the above problems, the present embodiment provides types of bottom covers 10, which includes a bottom cover body 11 and a sealing cover 12, wherein the bottom cover body 11 is provided with an operation hole 111 penetrating through the bottom cover body 11, the operation hole 111 is used for taking out a wearing part, the sealing cover 12 is connected to the operation hole 111, an operation portion 122 is provided on an outer surface of the sealing cover 12 facing away from the wearing part, and the operation portion 122 is used for a user to operate the sealing cover 12 to open or close the operation hole 111.

Specifically, the bottom cover 10 is used for cooperating with the face cover to form an accommodating cavity for enclosing the movement assembly, and the bottom cover 10 may be square, circular or in the shape of other cooperating face covers, and the material thereof may be plastic, rubber or metal.

The periphery of bottom cover 10 is formed with the bolt hole that a plurality of intervals set up for with the bolt cooperation for bottom cover 10 and face lid be close to fitting connection, the bolt hole can be unthreaded hole or screw hole.

The bottom cover 10 comprises a bottom cover body 11 and a cover 12, the bottom cover body 11 can be provided with bolt holes for connecting with a face cover, the bottom cover body 11 is provided with an operation hole 111 penetrating through the bottom cover body 11, the position of the operation hole 111 can face a wearing part, so that when the operation hole 111 is opened, the wearing part can be exposed in the view of a user, the size of the operation hole 111 can be larger than that of wearing parts such as a SIM card and a battery, so as to conveniently take out or install the wearing parts, the number of the operation holes 111 can be or more, for example, intervals are formed between the SIM card and the battery, two operation holes 111 can be arranged on the bottom cover 10, wherein operation holes 111 face the SIM card, and operation holes 111 cover the battery, and the material of the cover 12 can be plastic, rubber or metal, etc.

The sealing cover 12 is connected to the operation hole 111, wherein the sealing cover 12 can be hinged to the bottom cover body 11, the end of the sealing cover 12 is hinged to the bottom cover body 11, the other end of the sealing cover 12 is clamped to the bottom cover body 11, for example, clamping bosses can be arranged on the bottom cover body 11, clamping grooves matched with the clamping bosses are correspondingly arranged on the sealing cover 12, the clamping bosses are clamped to the clamping grooves to achieve that the sealing cover 12 seals the operation hole 111, the sealing cover 12 can also be buckled to the bottom cover body 11, for example, an annular clamping groove is arranged on the outer surface of the bottom cover body 11 around the operation hole 111, the sealing cover 12 is barrel-shaped, the side wall of the sealing cover 12 is used for being plugged to the annular clamping groove, and the sealing cover 12 is clamped to achieve that the sealing cover 12 seals the operation hole 111.

An operating part 122 is arranged on the outer surface of the cover 12 facing away from the wearing part, the operating part 122 is used for a user to drive the cover 12 to move, and the operating part 122 can be an operating boss protruding from the surface of the cover 12; when the cover 12 is hinged at the operation hole 111, a user can hold the operation boss and rotate the cover 12 to open or close the operation hole 111; when the cover 12 is fastened at the operation hole 111, a user can hold the operation boss, lift or press the cover 12, so as to open or close the operation hole 111; considering that the bottom cover 10 is applied to the smart watch, when the user wears the smart watch, the bottom cover 10 may contact with the skin of the user, the operation boss may scratch the user, and the operation portion 122 may not protrude from the surface of the cover 12, for example, the operation boss is disposed on the side surface of the cover 12, and the outer surface of the bottom cover body 11 is correspondingly provided with a receiving groove for receiving the operation boss.

After the operation hole 111 is closed by the cover 12, if a gap is left between the cover 12 and the operation hole 111, external dust and other foreign matters can enter the watch, and normal operation of the movement assembly is affected, therefore, a sealing performance determined at should be provided between the cover 12 and the bottom cover body 11. specifically, the sealing can be performed by utilizing the characteristics of the cover 12 itself, for example, the cover 12 is made of an elastic material, the cover 12 is in interference fit with the operation hole 111, after the cover 12 closes the operation hole 111, the cover 12 is pressed to seal the operation hole 111, steps are performed, the cover 12 can be made of an inelastic material, an elastic material, for example, an elastic rubber ring, is fixed on the periphery of the cover 12, and when the cover 12 closes the operation hole 111, the elastic rubber ring is pressed to seal.

The closing cap 12 that this embodiment provided is used for encapsulating intelligent wrist-watch movement subassembly, the user wears intelligent wrist-watch, when communication trouble or battery power deficiency circumstances such as appear in intelligent wrist-watch, need dismantle wearing parts such as SIM card or battery, the user can be through operating portion 122, dismantle closing cap 12, expose wearing parts, take out wearing parts in handle hole 111 department, after maintenance or the wearing parts of renewal, install wearing parts in handle hole 111 department, then install closing cap 12 through operating portion 122, accomplish the maintenance or the change of wearing parts.

The bottom cover 10 provided by the embodiment can save the process of disassembling all the bolts and the bottom cover 10 when a user maintains and repairs the watch, and is convenient to operate and high in efficiency.

Fig. 2 is a schematic structural view of a bottom lid body according to a second embodiment of the present invention, fig. 3 is a schematic structural view of a sealing lid according to a second embodiment of the present invention, please refer to fig. 2 and fig. 3, this embodiment provides types of connection structures between the bottom lid body 11 and the sealing lid 12, a th thread is formed on an inner wall of the operation hole 111, and a second thread screwed with the th thread is formed on a side surface of the sealing lid 12.

In the embodiment, the sealing cover 12 is connected to the bottom cover body 11 in a threaded connection mode, and the sealing cover 12 and the bottom cover body 11 are in a threaded connection mode, so that connection structures such as hinge connection and buckling connection are avoided, the outer surface of the bottom cover body 11 is reformed, and the cost is saved; and the threaded connection mode is easy to install and disassemble, so that a user can drive the sealing cover 12 to open or close the threaded hole conveniently.

Referring to fig. 3, as an embodiment of the operation portion 122, the operation portion 122 includes a card slot 121 formed on an outer surface thereof.

When a user wears the watch, the bottom cover 10 of the watch contacts with the skin of the user, and in order to prevent the operating portion 122 from scratching the user, the operating portion 122 in this embodiment may be a notch 121 recessed toward the wearing part .

Specifically, the clamping groove 121 may be disposed at different positions according to a connection form of the sealing cover 12 and the bottom cover body 11, for example, when the sealing cover 12 is hinged to the bottom cover body 11, the clamping groove 121 may be disposed at a side of the sealing cover 12 away from the hinged end for convenience of force application, when the sealing cover 12 is fastened to the bottom cover body 11, the sealing cover 12 is unevenly stressed for convenience of driving the sealing cover 12, the clamping groove 121 may be disposed at a middle portion of the sealing cover 12, and when the sealing cover 12 is screwed to the bottom cover body 11, the clamping groove 121 may be disposed at a middle portion of the sealing cover 12 for convenience of screwing the sealing cover 12.

The extending shape of the clamping groove 121 on the outer surface may be linear or closed curve, for example, the clamping groove 121 may be an arc or wave shaped clamping groove 121, when a user clamps the clamping groove 121 with the help of living appliances such as art designing knives and rulers, the clamping groove 121 may increase a contact point with the living appliances, so as to facilitate driving the sealing cover 12 to move; the engaging groove 121 may also be a polygonal structure, and a user may use a special tool such as an allen key to engage with the engaging groove 121.

In this embodiment, the clamping groove 121 is disposed on the sealing cover 12, so that the user can drive the sealing cover 12 to move by means of professional tools or living tools, and the operation portion 122 does not protrude from the surface of the sealing cover 12, thereby improving user experience of the user.

, the card slot 121 includes a sidewall 1211 and a bottom wall 1212 connected to the sidewall 1211, the sidewall 1211 is connected to the outer surface, and the distance between the bottom wall 1212 and the outer surface decreases from the middle to both ends.

Specifically, a plane perpendicular to the extending direction of the engaging groove 121 is taken as a cross section, which is understood to be perpendicular to the outer surface, please refer to fig. 3, two side edges connected to the outer surface are side walls 1211 of the engaging groove 121, and a bottom edge opposite to the opening of the engaging groove 121 is a bottom wall 1212 of the engaging groove 121. the cross section of the engaging groove 121 may be U-shaped, and , the two side edges may be disposed at an acute angle or an obtuse angle with respect to the outer surface, for example, when the sealing lid 12 is hinged to the bottom lid body 11, the engaging groove 121 may extend obliquely toward the hinged end or obliquely away from the hinged end, so that the bottom lid body 12 can bear a load in a vertical direction, and it is understood that the obliquely disposed engaging groove 121 is also suitable for driving the sealing lid 12 clamped or screwed to the bottom lid body 11.

Preferably, corresponding to the cover 12 screwed with the bottom cap body 11, the embodiment provides kinds of slots 121 capable of driving the cover 12 to rotate around its axis, two side walls 1211 of the slot 121 may be perpendicular to the outer surface, when the operation hole 111 needs to be closed or opened, a user may vertically insert living equipment such as coins, art designing knives, etc. into the slot 121, and rotate the living equipment, so as to drive the cover 12 to rotate, thereby opening or closing the operation hole 111.

The clamping groove 121 comprises a side wall 1211 and a bottom wall 1212, when a user operates living appliances to be clamped with the clamping groove 121, the bottom wall 1212 is used for supporting the appliances, and in order to facilitate stable clamping of the clamping groove 121 with the living appliances, the shape of the bottom wall 1212 of the clamping groove 121 can be the same as the shape of the bottom surface of the living appliances, for example, when a cutting rule or a utility knife is used, the bottom wall 1212 of the clamping groove 121 can be a plane parallel to the outer surface, and is further included, the distance between the bottom wall 1212 and the outer surface can be gradually reduced from the middle to two ends, for example, the bottom wall 1212 can comprise a bearing surface and a second bearing surface, wherein an included angle between the bearing surface and the second bearing surface can be 30 degrees, 60 degrees or 90 degrees, and the bearing surface and the second bearing surface are in contact with the cutting rule, so that the contact area is increased, and the clamping stability is improved.

Fig. 4 is a schematic structural diagram of a second sealing cover according to an embodiment of the present invention, please refer to fig. 4, wherein embodiments of the bottom wall 1212 are shown in the form of a circular arc, the bottom wall 1212 is suitable for daily necessities with arc-shaped structures such as coins, and the bottom cover 10 is easily detachable by a user.

Fig. 5 is a schematic structural diagram of a watch provided by the third embodiment of the present invention, please refer to fig. 1 and fig. 5, and on the basis of the above embodiments, the bottom cover 10 further includes: and a sealing member 20, the sealing member 20 being disposed between the bottom cap body 11 and the cover 12.

The sealing member 20 can be an elastic rubber ring connected to the outer surface of the sealing cover 12, the cross section of the elastic rubber ring can be arc-shaped or U-shaped, etc., the side edge of the elastic rubber ring is connected with the sealing cover 12, the other side edge of the elastic rubber ring points to the outer surface of the bottom cover body 11, when the sealing cover 12 seals the operation hole 111, the elastic rubber ring can be pressed tightly on the outer surface of the bottom cover body 11 by virtue of the elasticity of the elastic rubber ring, a gap between the bottom cover body 11 and the sealing cover 12 is located in the elastic rubber ring to form sealing, so that a sealed accommodating cavity is achieved, and the purpose of.

Referring to fig. 5, in order to optimize the sealing performance, the sealing member 20 includes: an annular seal 20 extending along the side of the closure 12. The sealing member 20 is provided on a contact surface between the cover 12 and the base cap body 11, and the sealing member 20 may be provided at any position of the contact surface or cover the contact surface.

For example, the sealing element 20 may be a sealant, when a user closes the operation hole 111, the sealing element may be applied on a contact surface of the sealing cover 12, so that the sealing element does not drip when the sealing cover 12 is connected to the operation hole 111, then the sealing cover 12 is connected to the bottom cover body 11, and the sealant is subsequently solidified to form an annular seal, where the sealing element is detachable, so that when the user needs to open the operation hole 111, the sealing cover 12 may be directly driven to move by a living appliance or a professional appliance, the sealing element 20 may also be a sealing ring made of rubber or the like, for example, a th sealing groove is formed on the contact surface of the sealing cover 12, a second sealing groove is formed at a corresponding position of the contact surface of the bottom cover body 11, and the th sealing groove and the second sealing groove form an accommodation cavity for accommodating the sealing ring, where the width of the accommodation cavity is smaller than the radial dimension of the sealing ring, so that the sealing ring can be expanded to form a seal in the accommodation cavity, and the bottom.

The present embodiment improves the sealing performance of the bottom cap 10 by providing the ring-shaped sealing member 20.

Referring to fig. 5, in order to prevent the cover 12 from interfering with the movement assembly inside the watch, a limiting boss 13 protruding from the inner wall is formed on the inner wall of the operation hole 111 close to end of the wearing part, the limiting boss 13 extends in a ring shape along the circumferential direction of the operation hole 111, and the inner surface of the cover 12 abuts against the limiting boss 13.

Specifically, the limiting boss 13 extends annularly along the circumferential direction of the operation hole 111, and the limiting boss 13 may be a closed annular boss or an intermittent annular boss formed by a plurality of sub-bosses arranged at intervals around the axis of the operation hole 111.

Because the user needs to take out and install the wearing part from the operation hole 111 when maintaining and repairing the wearing part, the size of the operation hole 111 needs to be larger than that of the wearing part, and because the limiting boss 13 protrudes out of the inner wall of the operation hole 111, the size of the inner surface formed by the limiting boss 13 needs to be larger than that of the wearing part.

According to the difference of the connection structure between the sealing cover 12 and the bottom cover body 11, the limiting boss 13 may derive different structural forms, for example, please refer to fig. 1, the sealing cover 12 may be fastened at the operation hole 111, an annular clamping groove is provided on the outer surface of the bottom cover body 11 around the operation hole 111, and the annular clamping groove may be considered as a limiting groove relative to the sealing cover 12, further, step, please refer to fig. 1, a sealing member may be provided between the inner surface of the sealing cover 12 and the limiting boss 13, the structure of the sealing member may refer to the above embodiment and is not described herein, for example, the sealing cover 12 may be hinged to the bottom cover body 11, the other end of the sealing cover 12 is clamped to the bottom cover body 11, clamping bosses may be provided on the bottom cover body 11, clamping grooves matched with the clamping bosses may be considered as the limiting bosses 13 of the sealing cover 12, and when the sealing cover 12 is hinged to the bottom cover body 11, the other end of the sealing cover 12 may not be provided with the connection structure, but the inner wall of the operation hole 111, the limiting boss 13 of the sealing cover 12 may be overlapped to the limiting boss 111, and the operation hole is sealed to the limiting boss.

Protection to the movement assembly has been realized through setting up spacing boss 13 in this embodiment.

Referring to fig. 5, the present embodiment further provides kinds of cases, which include the face cover 30 and the bottom cover 10, wherein the face cover 30 is connected to the bottom cover 10 to form the accommodating cavity 40.

Specifically, the housing includes a face cover 30 and a bottom cover 10, and the face cover 30 and the bottom cover 10 form an accommodating cavity for placing the movement assembly, wherein the face cover 30 may be a bowl shape recessed towards an end away from the bottom cover 10 to form the accommodating cavity, the bottom cover 10 covers an opening end of the face cover 30 and is plate-shaped, the face cover 30 may also be plate-shaped, the bottom cover 10 is recessed towards an end away from the face cover 30 to form the accommodating cavity, the face cover 30 covers an opening end of the bottom cover 10, the material of the face cover 30 may be plastic, rubber, metal, or the like, the structure and function of the bottom cover 10 are the same as those of the above-described embodiments, and detailed descriptions thereof are omitted.

The shell that this embodiment provided, a core assembly for encapsulating the wrist-watch, face lid 30 passes through a plurality of bolted connection with bottom 10, set up on the bottom 10 with the corresponding handle hole 111 of wearing parts, handle hole 111 department sets up closing cap 12, when the user discovers that wrist-watch communication trouble or battery power are low excessively, need carry out the maintenance to wearing parts in the core assembly, the user can only open closing cap 12, take out wearing parts through handle hole 111, install wearing parts from handle hole 111 after the maintenance, avoid dismantling all bolts and bottom 10, save the process, high durability and convenient operation, and owing to avoided frequently dismantling the bolt, the screw hole on face lid 30 has also been protected, increase the life of shell.

Referring to fig. 5, the embodiment further provides kinds of watches, which include the movement assembly 50 and the housing as described above, wherein the movement assembly 50 is disposed in the accommodating cavity.

Specifically, the watch comprises a movement assembly 50 and a shell, wherein the shell comprises a face cover 30 and a bottom cover 10, the movement assembly 50 is connected with the face cover 30, an operation hole 111 opposite to a wearing part is formed in the bottom cover 10, and a sealing cover 12 is arranged at the position of the operation hole 111.

When the user discovers that the communication fault of the watch or the battery power is too low, the maintenance and repair of the quick-wear part in the movement assembly 50 are needed, the user can only open the sealing cover 12, the quick-wear part is taken out through the operation hole 111, the quick-wear part is installed from the operation hole 111 after the maintenance and repair, the disassembly of all the bolts and the bottom cover 10 are avoided, the working procedures are saved, the operation is convenient, and due to the fact that the bolts are prevented from being frequently disassembled, the threaded holes in the face cover 30 are also protected, and the service life of the watch is prolonged.

The embodiments or implementation modes in the present specification are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments may be referred to each other.

Thus, a feature defined as "", "second" may or may not include at least of that feature.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like shall be construed , for example, as being fixedly connected, detachably connected, or in a body, mechanically connected, electrically connected or communicable with each other, directly connected, indirectly connected through an intermediate medium, connected internally of two elements, or interacting between two elements, unless expressly stated or limited.

In the present disclosure, unless expressly stated or limited otherwise, the term "on" or "under" a feature means that the term "on" or "under" a second feature directly contacts the term or indirectly contacts the term or indirectly contacts the term second feature through intervening media.A feature "on," "above" or "above" a second feature may mean that the term feature is directly above or obliquely above the second feature or merely means that the level of the characteristic is higher than that of the second feature.A feature "under," "below" and "under" a second feature may mean that the term feature is directly below or obliquely below the second feature or merely means that the level of the characteristic is lower than that of the second feature.

In the description herein, references to the terms " embodiments," " embodiments," "exemplary embodiments," "examples," "specific examples," or " examples," etc., mean that the particular features, structures, materials, or characteristics described in connection with the embodiments or examples are included in at least embodiments or examples of the present invention.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims

1, kinds of bottom covers, which is characterized in that the bottom cover comprises a bottom cover body and a sealing cover;

the bottom cover body is provided with an operation hole penetrating through the bottom cover body, and the operation hole is used for taking out a quick-wear part; the sealing cover is connected to the operation hole;

and an operating part is arranged on the outer surface of the seal cover, which is far away from the wearing part, and the operating part is used for a user to operate the seal cover so as to open or close the operating hole.

2. The bottom cap of claim 1, wherein the inner wall of the operation hole is formed with th screw threads, and the side of the cover is formed with second screw threads threadedly engaged with the th screw threads.

3. The bottom cover according to claim 1, wherein the operating portion comprises: a slot formed on the outer surface.

4. The bottom cover of claim 3, wherein the card slot comprises: a sidewall and a bottom wall connected to the sidewall, the sidewall being connected to the outer surface;

the distance between the bottom wall and the outer surface is gradually reduced from the middle to two ends.

5. The bottom cap of claim 4, wherein the bottom wall is rounded.

6. The bottom lid of any of , wherein the bottom lid further comprises a seal disposed between the bottom lid body and the lid.

7. The bottom cap of claim 6, wherein the seal comprises: an annular seal extending along a side of the closure.

8. The bottom cover according to of claims 1-5, wherein the inner wall of the operation hole near the wearing part end is formed with a limit boss protruding from the inner wall, the limit boss extending annularly along the circumference of the operation hole;

the inner surface of the sealing cover is abutted against the limiting boss.

A housing of , comprising a face cover and a bottom cover of of claims 1-8, wherein the face cover is connected to the bottom cover and forms a receiving cavity.

A wristwatch of claim 10, , comprising a movement assembly and the case of claim 9, said movement assembly being disposed within said receiving cavity.